diff --git a/docs/utilities/whisper-transcriber.mdx b/docs/utilities/whisper-transcriber.mdx index 1e47bcd..399beb8 100644 --- a/docs/utilities/whisper-transcriber.mdx +++ b/docs/utilities/whisper-transcriber.mdx @@ -64,7 +64,14 @@ The app is built as a standalone micro-application under `static/utility-apps/wh ## First run: the model download -The first time you press **Transcribe**, the browser downloads the multilingual Whisper Tiny weights (about 77 MB) from the Hugging Face Hub and caches them. This is the only network traffic the utility generates, and it carries no audio — only the model files. +The first time you press **Start Transcription**, the browser downloads the multilingual Whisper Tiny weights from the Hugging Face Hub and caches them. This is the only network traffic the utility generates, and it carries no audio — only the model files. + +How much depends on which engine runs, and the badge at the top of the utility always shows the figure for your device before you start: + +| Engine | Weights | Typical device | +| --- | --- | --- | +| WASM | **~41 MB** | Phones and tablets, and any browser without WebGPU | +| WebGPU | **~77 MB** | Desktop browsers with GPU support | - Later runs start from that cache and need no network at all. - Clearing site data, using a private window, or browser storage pressure can evict the cache and trigger a fresh download. @@ -80,39 +87,46 @@ The first time you press **Transcribe**, the browser downloads the multilingual ## Workflow -1. Drop an audio or video file into the drop zone, or press **Record microphone** and stop when you are done. +1. Drop an audio or video file into the drop zone, or press **Record Audio** and stop when you are done. 2. Wait for the status line to report the media as ready — it shows duration, and whether the windowed pipeline will be used. -3. Choose language, timestamps, and runtime if the defaults do not suit the recording. -4. Press **Transcribe**. On the first run, the progress bar shows the model download; after that it goes straight to inference. -5. Correct the transcript in place — the text area is editable. +3. Choose language, timestamps, and engine if the defaults do not suit the recording. +4. Press **Start Transcription**. On the first run, the progress bar shows the model download; after that it goes straight to inference. +5. Correct the transcript in place — the text area is editable, and the exports below read from it. 6. Copy the text, or export TXT, SRT, or WebVTT. -7. Press **Clear session** to drop the media, transcript, and loaded model from memory. +7. Press **Clear File** to drop the media, transcript, and loaded model from memory. ## Settings | Setting | Options | What it changes | | --- | --- | --- | -| Model | Whisper Tiny (multilingual, ~77 MB) | The weights used for recognition and the size of the first download. | -| Language | Automatic, English, Russian | Automatic lets Whisper detect the language; picking one explicitly is more reliable on short or noisy clips. | -| Timestamps | Segment, Off | Segment produces the timestamped list that SRT and WebVTT export needs. Off returns plain text only. | -| Runtime | Auto (WebGPU → WASM), WASM only, WebGPU preferred | Auto uses the GPU when the browser exposes WebGPU and silently falls back to WASM. WASM only is the slower but most compatible path. | +| Model | Whisper Tiny (multilingual) | The weights used for recognition. The size shown is the one your device will actually fetch. | +| Language | Automatic Detection, English Only, Russian Only | Automatic lets Whisper detect the language; picking one explicitly is more reliable on short or noisy clips. | +| Timestamps | Show Timestamps, Text Only | Timestamps produce the segment list that SRT and WebVTT export needs. | +| Engine Runtime | Auto (GPU/WASM), WASM Only, WebGPU Preferred | Auto uses the GPU on desktop and WASM on phones. WASM is slower but works everywhere, and the utility falls back to it by itself whenever the GPU path is unavailable. | ## Long recordings -Short clips are decoded in one pass. Longer media is probed first and then run through a conveyor of roughly 30-second mono windows with 5 seconds of overlap, so only one window of audio sits in memory at a time while the model stays loaded between windows. The transcript fills in window by window, and **Cancel** stops the run without losing what has already been produced. +Short clips are decoded in one pass. Longer media is probed first and then run through a conveyor of mono windows, so only one window of audio sits in memory at a time while the model stays loaded between windows. Desktop uses 30-second windows with 5 seconds of overlap; phones use 15 and 3, which halves the peak memory. The transcript fills in window by window, and **Cancel** stops the run without losing what has already been produced. + +## On a phone + +The utility runs on mobile browsers, with a few adjustments made for you: the WASM engine is the default, the model download is the smaller 41 MB one, and audio is windowed more tightly. Two things are still worth knowing. + +- **Keep the tab in the foreground.** The utility asks to keep the screen awake while it works, but that does not stop the operating system suspending the page if you switch to another app. A long transcription needs the tab visible. +- **Expect it to be slower than a laptop.** The work is real inference on your own device; a phone simply has less to give it. ## Privacy - Audio, video, filenames, transcript text, and your edits stay in the page. They are never sent to CAD AutoScript, to analytics, or to any transcription API. -- The only outbound requests are the pinned model files from the Hugging Face Hub. -- The microphone is only accessed after you press **Record microphone**, and this is the only utility on the site that is granted microphone permission at all. -- **Clear session** releases the microphone stream, the audio buffers, and the loaded model. Closing the tab does the same. +- The only outbound requests are the pinned model files from the Hugging Face Hub. There are no fonts, scripts, or trackers loaded from anywhere else, and the build is checked for that automatically before it can be published. +- The microphone is only accessed after you press **Record Audio**, and this is the only utility on the site that is granted microphone permission at all. +- **Clear File** releases the microphone stream, the audio buffers, and the loaded model. Closing the tab does the same. - Nothing is written to your account, and no transcript history is kept — save or export anything you want to keep before you leave the page. ## Requirements and limits -- A current Chromium, Firefox, or Safari release with WebAssembly support. WebGPU is optional and only adds speed. -- Roughly 77 MB of free browser cache for the model, plus working memory proportional to the recording length. +- A current Chromium, Firefox, or Safari release with WebAssembly support, on desktop or mobile. WebGPU is optional and only adds speed. +- 41 MB of free browser cache for the model (77 MB on the WebGPU path), plus working memory proportional to the recording length. - Whisper Tiny favours speed over accuracy: expect to proofread technical vocabulary, part numbers, and proper names. - Heavy accents, crosstalk, and noisy site audio degrade the result — a closer microphone helps far more than any setting here. - Speaker diarization ("who said what"), live rolling transcription, and larger Whisper models are not part of this version. diff --git a/i18n/de/docusaurus-plugin-content-docs/current/utilities/whisper-transcriber.mdx b/i18n/de/docusaurus-plugin-content-docs/current/utilities/whisper-transcriber.mdx index b2e7f38..abbe06b 100644 --- a/i18n/de/docusaurus-plugin-content-docs/current/utilities/whisper-transcriber.mdx +++ b/i18n/de/docusaurus-plugin-content-docs/current/utilities/whisper-transcriber.mdx @@ -64,7 +64,14 @@ Die Anwendung ist als eigenständige Mikroanwendung unter `static/utility-apps/w ## Erster Start: der Modell-Download -Beim ersten Klick auf **Transcribe** lädt der Browser die Gewichte des mehrsprachigen Whisper-Tiny-Modells (rund 77 MB) vom Hugging Face Hub und legt sie im Cache ab. Das ist der einzige Netzwerkverkehr dieses Werkzeugs, und er enthält kein Audio — nur die Modelldateien. +Beim ersten Klick auf **Start Transcription** lädt der Browser die Gewichte des mehrsprachigen Whisper-Tiny-Modells vom Hugging Face Hub und legt sie im Cache ab. Das ist der einzige Netzwerkverkehr dieses Werkzeugs, und er enthält kein Audio — nur die Modelldateien. + +Wie viel, hängt davon ab, welche Engine läuft; das Abzeichen oben im Werkzeug nennt den Wert für Ihr Gerät im Voraus: + +| Engine | Gewichte | Typisches Gerät | +| --- | --- | --- | +| WASM | **~41 MB** | Smartphones und Tablets sowie Browser ohne WebGPU | +| WebGPU | **~77 MB** | Desktop-Browser mit GPU-Unterstützung | - Spätere Läufe greifen auf den Cache zu und benötigen überhaupt kein Netz. - Das Löschen der Websitedaten, ein privates Fenster oder Speicherdruck im Browser können den Cache verdrängen und einen erneuten Download auslösen. @@ -80,39 +87,46 @@ Beim ersten Klick auf **Transcribe** lädt der Browser die Gewichte des mehrspra ## Arbeitsablauf -1. Ziehen Sie eine Audio- oder Videodatei in die Ablagefläche oder drücken Sie **Record microphone** und stoppen Sie, wenn Sie fertig sind. +1. Ziehen Sie eine Audio- oder Videodatei in die Ablagefläche oder drücken Sie **Record Audio** und stoppen Sie, wenn Sie fertig sind. 2. Warten Sie, bis die Statuszeile die Medien als bereit meldet — sie zeigt die Dauer und ob die Fensterpipeline verwendet wird. -3. Passen Sie Sprache, Zeitstempel und Runtime an, falls die Voreinstellungen zur Aufnahme nicht passen. -4. Drücken Sie **Transcribe**. Beim ersten Lauf zeigt der Fortschrittsbalken den Modell-Download, danach geht es direkt zur Inferenz. -5. Korrigieren Sie das Transkript direkt — das Textfeld ist editierbar. +3. Passen Sie Sprache, Zeitstempel und Engine an, falls die Voreinstellungen zur Aufnahme nicht passen. +4. Drücken Sie **Start Transcription**. Beim ersten Lauf zeigt der Fortschrittsbalken den Modell-Download, danach geht es direkt zur Inferenz. +5. Korrigieren Sie das Transkript direkt — das Textfeld ist editierbar, und alle Exporte lesen daraus. 6. Kopieren Sie den Text oder exportieren Sie TXT, SRT oder WebVTT. -7. Mit **Clear session** werden Medien, Transkript und geladenes Modell aus dem Speicher entfernt. +7. Mit **Clear File** werden Medien, Transkript und geladenes Modell aus dem Speicher entfernt. ## Einstellungen | Einstellung | Optionen | Wirkung | | --- | --- | --- | -| Model | Whisper Tiny (mehrsprachig, ~77 MB) | Die Gewichte für die Erkennung und der Umfang des ersten Downloads. | -| Language | Automatic, English, Russian | Automatic lässt Whisper die Sprache erkennen; eine explizite Wahl ist bei kurzen oder verrauschten Clips zuverlässiger. | -| Timestamps | Segment, Off | Segment erzeugt die Liste mit Zeitstempeln, die der SRT- und WebVTT-Export benötigt. Off liefert nur reinen Text. | -| Runtime | Auto (WebGPU → WASM), WASM only, WebGPU preferred | Auto nutzt die GPU, wenn der Browser WebGPU bereitstellt, und fällt still auf WASM zurück. WASM only ist langsamer, aber am kompatibelsten. | +| Model | Whisper Tiny (mehrsprachig) | Die Gewichte für die Erkennung. Die angezeigte Größe ist die, die Ihr Gerät tatsächlich lädt. | +| Language | Automatic Detection, English Only, Russian Only | Automatic lässt Whisper die Sprache erkennen; eine explizite Wahl ist bei kurzen oder verrauschten Clips zuverlässiger. | +| Timestamps | Show Timestamps, Text Only | Zeitstempel erzeugen die Segmentliste, die der SRT- und WebVTT-Export benötigt. | +| Engine Runtime | Auto (GPU/WASM), WASM Only, WebGPU Preferred | Auto nutzt die GPU auf dem Desktop und WASM auf Smartphones. WASM ist langsamer, läuft aber überall, und das Werkzeug wechselt von selbst dorthin, sobald der GPU-Pfad nicht verfügbar ist. | ## Lange Aufnahmen -Kurze Clips werden in einem Durchgang dekodiert. Längere Medien werden zunächst geprüft und dann durch ein Fließband aus etwa 30-Sekunden-Fenstern mit 5 Sekunden Überlappung geführt: Es liegt immer nur ein Fenster im Speicher, während das Modell zwischen den Fenstern geladen bleibt. Das Transkript füllt sich Fenster für Fenster, und **Cancel** stoppt den Lauf, ohne das bereits Erzeugte zu verlieren. +Kurze Clips werden in einem Durchgang dekodiert. Längere Medien werden zunächst geprüft und dann durch ein Fließband aus Mono-Fenstern geführt: Es liegt immer nur ein Fenster im Speicher, während das Modell zwischen den Fenstern geladen bleibt. Auf dem Desktop sind das 30-Sekunden-Fenster mit 5 Sekunden Überlappung, auf Smartphones 15 und 3 — das halbiert den Speicherbedarf in der Spitze. Das Transkript füllt sich Fenster für Fenster, und **Cancel** stoppt den Lauf, ohne das bereits Erzeugte zu verlieren. + +## Auf dem Smartphone + +Das Werkzeug läuft in mobilen Browsern, und einiges wird dabei für Sie eingestellt: WASM ist die Standard-Engine, geladen wird das kleinere 41-MB-Modell, und das Audio wird enger gefenstert. Zwei Dinge sollten Sie wissen. + +- **Lassen Sie den Tab im Vordergrund.** Das Werkzeug bittet das System, den Bildschirm nicht abzuschalten, aber das hindert es nicht daran, die Seite auszulagern, wenn Sie in eine andere App wechseln. Eine lange Transkription braucht den sichtbaren Tab. +- **Es ist langsamer als ein Laptop.** Hier läuft echte Inferenz auf Ihrem Gerät, und ein Telefon hat schlicht weniger zu bieten. ## Datenschutz - Audio, Video, Dateinamen, Transkripttext und Ihre Änderungen bleiben auf der Seite. Sie werden weder an CAD AutoScript noch an Analytics oder eine Transkriptions-API gesendet. -- Die einzigen ausgehenden Anfragen sind die gepinnten Modelldateien vom Hugging Face Hub. -- Auf das Mikrofon wird erst nach dem Klick auf **Record microphone** zugegriffen, und dies ist die einzige Utility der Website, der überhaupt eine Mikrofonberechtigung erteilt wird. -- **Clear session** gibt den Mikrofon-Stream, die Audiopuffer und das geladene Modell frei. Das Schließen des Tabs bewirkt dasselbe. +- Die einzigen ausgehenden Anfragen sind die gepinnten Modelldateien vom Hugging Face Hub. Es werden keine Schriften, Skripte oder Tracker von anderswo geladen, und der Build wird vor der Veröffentlichung automatisch darauf geprüft. +- Auf das Mikrofon wird erst nach dem Klick auf **Record Audio** zugegriffen, und dies ist die einzige Utility der Website, der überhaupt eine Mikrofonberechtigung erteilt wird. +- **Clear File** gibt den Mikrofon-Stream, die Audiopuffer und das geladene Modell frei. Das Schließen des Tabs bewirkt dasselbe. - Es wird nichts in Ihrem Konto gespeichert und keine Transkript-Historie geführt — sichern oder exportieren Sie alles Wichtige, bevor Sie die Seite verlassen. ## Voraussetzungen und Grenzen -- Eine aktuelle Chromium-, Firefox- oder Safari-Version mit WebAssembly-Unterstützung. WebGPU ist optional und bringt nur Geschwindigkeit. -- Rund 77 MB freier Browser-Cache für das Modell sowie Arbeitsspeicher proportional zur Aufnahmelänge. +- Eine aktuelle Chromium-, Firefox- oder Safari-Version mit WebAssembly-Unterstützung, auf dem Desktop oder mobil. WebGPU ist optional und bringt nur Geschwindigkeit. +- 41 MB freier Browser-Cache für das Modell (77 MB auf dem WebGPU-Pfad) sowie Arbeitsspeicher proportional zur Aufnahmelänge. - Whisper Tiny bevorzugt Geschwindigkeit vor Genauigkeit: Fachbegriffe, Teilenummern und Eigennamen sollten Sie nachlesen. - Starke Akzente, Durcheinanderreden und Baustellenlärm verschlechtern das Ergebnis — ein näheres Mikrofon hilft weit mehr als jede Einstellung hier. - Sprechertrennung, laufende Live-Transkription und größere Whisper-Modelle sind nicht Teil dieser Version. diff --git a/i18n/es/docusaurus-plugin-content-docs/current/utilities/whisper-transcriber.mdx b/i18n/es/docusaurus-plugin-content-docs/current/utilities/whisper-transcriber.mdx index 5a8e8e4..d0f695d 100644 --- a/i18n/es/docusaurus-plugin-content-docs/current/utilities/whisper-transcriber.mdx +++ b/i18n/es/docusaurus-plugin-content-docs/current/utilities/whisper-transcriber.mdx @@ -64,7 +64,14 @@ La aplicación está construida como una microaplicación independiente en `stat ## Primera ejecución: la descarga del modelo -La primera vez que pulsas **Transcribe**, el navegador descarga los pesos del modelo multilingüe Whisper Tiny (unos 77 MB) desde Hugging Face Hub y los guarda en caché. Ese es el único tráfico de red que genera la utilidad, y no contiene audio: solo los archivos del modelo. +La primera vez que pulsas **Start Transcription**, el navegador descarga los pesos del modelo multilingüe Whisper Tiny desde Hugging Face Hub y los guarda en caché. Ese es el único tráfico de red que genera la utilidad, y no contiene audio: solo los archivos del modelo. + +Cuánto depende del motor que se ejecute; la etiqueta en la parte superior de la utilidad muestra siempre la cifra de tu dispositivo antes de empezar: + +| Motor | Pesos | Dispositivo habitual | +| --- | --- | --- | +| WASM | **~41 MB** | Móviles y tabletas, y cualquier navegador sin WebGPU | +| WebGPU | **~77 MB** | Navegadores de escritorio con soporte de GPU | - Las ejecuciones posteriores parten de esa caché y no necesitan red en absoluto. - Borrar los datos del sitio, usar una ventana privada o la presión de almacenamiento del navegador pueden desalojar la caché y provocar una nueva descarga. @@ -80,39 +87,46 @@ La primera vez que pulsas **Transcribe**, el navegador descarga los pesos del mo ## Flujo de trabajo -1. Arrastra un archivo de audio o vídeo a la zona de carga, o pulsa **Record microphone** y detén la grabación al terminar. +1. Arrastra un archivo de audio o vídeo a la zona de carga, o pulsa **Record Audio** y detén la grabación al terminar. 2. Espera a que la línea de estado indique que el medio está listo: muestra la duración y si se usará la tubería por ventanas. -3. Cambia el idioma, las marcas de tiempo y el runtime si los valores por defecto no encajan con la grabación. -4. Pulsa **Transcribe**. En la primera ejecución la barra de progreso muestra la descarga del modelo; después pasa directamente a la inferencia. -5. Corrige la transcripción sobre la marcha: el área de texto es editable. +3. Cambia el idioma, las marcas de tiempo y el motor si los valores por defecto no encajan con la grabación. +4. Pulsa **Start Transcription**. En la primera ejecución la barra de progreso muestra la descarga del modelo; después pasa directamente a la inferencia. +5. Corrige la transcripción sobre la marcha: el área de texto es editable y las exportaciones leen de ella. 6. Copia el texto o exporta TXT, SRT o WebVTT. -7. Pulsa **Clear session** para liberar de la memoria el medio, la transcripción y el modelo cargado. +7. Pulsa **Clear File** para liberar de la memoria el medio, la transcripción y el modelo cargado. ## Ajustes | Ajuste | Opciones | Qué cambia | | --- | --- | --- | -| Model | Whisper Tiny (multilingüe, ~77 MB) | Los pesos usados para el reconocimiento y el tamaño de la primera descarga. | -| Language | Automatic, English, Russian | Automatic deja que Whisper detecte el idioma; elegirlo explícitamente es más fiable en clips cortos o ruidosos. | -| Timestamps | Segment, Off | Segment genera la lista con marcas de tiempo que necesita la exportación a SRT y WebVTT. Off devuelve solo texto plano. | -| Runtime | Auto (WebGPU → WASM), WASM only, WebGPU preferred | Auto usa la GPU cuando el navegador expone WebGPU y recurre a WASM de forma transparente. WASM only es más lento pero el más compatible. | +| Model | Whisper Tiny (multilingüe) | Los pesos usados para el reconocimiento. El tamaño mostrado es el que tu dispositivo descargará realmente. | +| Language | Automatic Detection, English Only, Russian Only | Automatic deja que Whisper detecte el idioma; elegirlo explícitamente es más fiable en clips cortos o ruidosos. | +| Timestamps | Show Timestamps, Text Only | Las marcas de tiempo generan la lista de segmentos que necesita la exportación a SRT y WebVTT. | +| Engine Runtime | Auto (GPU/WASM), WASM Only, WebGPU Preferred | Auto usa la GPU en escritorio y WASM en móviles. WASM es más lento pero funciona en todas partes, y la utilidad recurre a él por su cuenta cuando la vía por GPU no está disponible. | ## Grabaciones largas -Los clips cortos se decodifican de una sola pasada. Los medios más largos se analizan primero y luego se procesan mediante una cadena de ventanas de unos 30 segundos con 5 segundos de solapamiento, de modo que en memoria solo hay una ventana a la vez mientras el modelo permanece cargado entre ellas. La transcripción se va rellenando ventana a ventana, y **Cancel** detiene la ejecución sin perder lo ya producido. +Los clips cortos se decodifican de una sola pasada. Los medios más largos se analizan primero y luego se procesan mediante una cadena de ventanas mono, de modo que en memoria solo hay una ventana a la vez mientras el modelo permanece cargado entre ellas. En escritorio son ventanas de 30 segundos con 5 de solapamiento; en móvil, 15 y 3, lo que reduce a la mitad el pico de memoria. La transcripción se va rellenando ventana a ventana, y **Cancel** detiene la ejecución sin perder lo ya producido. + +## En el móvil + +La utilidad funciona en navegadores móviles y ajusta varias cosas por ti: el motor por defecto es WASM, se descarga el modelo más pequeño de 41 MB y el audio se trocea en ventanas más cortas. Conviene tener presentes dos cosas. + +- **Mantén la pestaña en primer plano.** La utilidad pide al sistema que no apague la pantalla, pero eso no impide que suspenda la página si cambias a otra aplicación. Una transcripción larga necesita la pestaña visible. +- **Será más lento que un portátil.** Aquí se ejecuta inferencia real en tu dispositivo, y un teléfono simplemente tiene menos que ofrecer. ## Privacidad - El audio, el vídeo, los nombres de archivo, el texto de la transcripción y tus ediciones se quedan en la página. Nunca se envían a CAD AutoScript, a analítica ni a ninguna API de transcripción. -- Las únicas peticiones salientes son los archivos del modelo fijados en Hugging Face Hub. -- Solo se accede al micrófono después de pulsar **Record microphone**, y esta es la única utilidad del sitio a la que se concede permiso de micrófono. -- **Clear session** libera el flujo del micrófono, los búferes de audio y el modelo cargado. Cerrar la pestaña hace lo mismo. +- Las únicas peticiones salientes son los archivos del modelo fijados en Hugging Face Hub. No se cargan fuentes, scripts ni rastreadores desde ningún otro sitio, y la compilación se verifica automáticamente antes de publicarse. +- Solo se accede al micrófono después de pulsar **Record Audio**, y esta es la única utilidad del sitio a la que se concede permiso de micrófono. +- **Clear File** libera el flujo del micrófono, los búferes de audio y el modelo cargado. Cerrar la pestaña hace lo mismo. - No se guarda nada en tu cuenta ni se conserva historial de transcripciones: guarda o exporta lo que quieras conservar antes de salir de la página. ## Requisitos y límites -- Una versión actual de Chromium, Firefox o Safari con soporte de WebAssembly. WebGPU es opcional y solo aporta velocidad. -- Unos 77 MB libres de caché del navegador para el modelo, además de memoria de trabajo proporcional a la duración de la grabación. +- Una versión actual de Chromium, Firefox o Safari con soporte de WebAssembly, en escritorio o móvil. WebGPU es opcional y solo aporta velocidad. +- 41 MB libres de caché del navegador para el modelo (77 MB en la vía WebGPU), además de memoria de trabajo proporcional a la duración de la grabación. - Whisper Tiny prioriza la velocidad sobre la precisión: revisa el vocabulario técnico, los números de pieza y los nombres propios. - Los acentos marcados, las voces superpuestas y el ruido de obra degradan el resultado; acercar el micrófono ayuda mucho más que cualquier ajuste de aquí. - La separación por hablantes, la transcripción continua en directo y los modelos Whisper mayores no forman parte de esta versión. diff --git a/i18n/et/docusaurus-plugin-content-docs/current/utilities/whisper-transcriber.mdx b/i18n/et/docusaurus-plugin-content-docs/current/utilities/whisper-transcriber.mdx index c3d7261..c95b35a 100644 --- a/i18n/et/docusaurus-plugin-content-docs/current/utilities/whisper-transcriber.mdx +++ b/i18n/et/docusaurus-plugin-content-docs/current/utilities/whisper-transcriber.mdx @@ -64,7 +64,14 @@ Rakendus on ehitatud iseseisva mikrorakendusena kaustas `static/utility-apps/whi ## Esimene käivitus: mudeli allalaadimine -Esimesel korral, kui vajutad **Transcribe**, laadib brauser Hugging Face Hubist alla mitmekeelse Whisper Tiny mudeli kaalud (umbes 77 MB) ja puhverdab need. See on ainus võrguliiklus, mida tööriist tekitab, ja see ei sisalda sinu heli — ainult mudelifaile. +Esimesel korral, kui vajutad **Start Transcription**, laadib brauser Hugging Face Hubist alla mitmekeelse Whisper Tiny mudeli kaalud ja puhverdab need. See on ainus võrguliiklus, mida tööriist tekitab, ja see ei sisalda sinu heli — ainult mudelifaile. + +Kui palju täpselt, sõltub käivituvast mootorist; tööriista ülaosas olev silt näitab sinu seadme numbrit juba enne alustamist: + +| Mootor | Kaalud | Tüüpiline seade | +| --- | --- | --- | +| WASM | **~41 MB** | Telefonid ja tahvlid ning kõik brauserid ilma WebGPU-ta | +| WebGPU | **~77 MB** | Lauaarvuti brauserid GPU toega | - Hilisemad käivitused kasutavad puhvrit ega vaja üldse võrku. - Saidi andmete kustutamine, privaatne aken või brauseri salvestusruumi surve võivad puhvri välja tõrjuda ja põhjustada uue allalaadimise. @@ -80,39 +87,46 @@ Esimesel korral, kui vajutad **Transcribe**, laadib brauser Hugging Face Hubist ## Töövoog -1. Lohista heli- või videofail alale või vajuta **Record microphone** ja peata salvestus, kui valmis. +1. Lohista heli- või videofail alale või vajuta **Record Audio** ja peata salvestus, kui valmis. 2. Oota, kuni olekurida teatab, et meedia on valmis — seal on näha kestus ja kas kasutatakse akendega konveierit. -3. Muuda keelt, ajatempleid ja käituskeskkonda, kui vaikeväärtused salvestisele ei sobi. -4. Vajuta **Transcribe**. Esimesel korral näitab edenemisriba mudeli allalaadimist, seejärel algab kohe tuvastus. -5. Paranda transkriptsiooni kohapeal — tekstiväli on redigeeritav. +3. Muuda keelt, ajatempleid ja mootorit, kui vaikeväärtused salvestisele ei sobi. +4. Vajuta **Start Transcription**. Esimesel korral näitab edenemisriba mudeli allalaadimist, seejärel algab kohe tuvastus. +5. Paranda transkriptsiooni kohapeal — tekstiväli on redigeeritav ja eksport loeb just sellest. 6. Kopeeri tekst või ekspordi TXT, SRT või WebVTT. -7. Vajuta **Clear session**, et vabastada mälust meedia, transkriptsioon ja laaditud mudel. +7. Vajuta **Clear File**, et vabastada mälust meedia, transkriptsioon ja laaditud mudel. ## Seaded | Seade | Valikud | Mida muudab | | --- | --- | --- | -| Model | Whisper Tiny (mitmekeelne, ~77 MB) | Tuvastuseks kasutatavad kaalud ja esimese allalaadimise maht. | -| Language | Automatic, English, Russian | Automatic laseb Whisperil keele ise tuvastada; selge valik on lühikeste või mürarikaste klippide puhul usaldusväärsem. | -| Timestamps | Segment, Off | Segment annab ajatemplitega loendi, mida SRT- ja WebVTT-eksport vajab. Off tagastab ainult teksti. | -| Runtime | Auto (WebGPU → WASM), WASM only, WebGPU preferred | Auto kasutab GPU-d, kui brauser pakub WebGPU-d, ja langeb märkamatult WASM-ile. WASM only on aeglasem, kuid kõige ühilduvam. | +| Model | Whisper Tiny (mitmekeelne) | Tuvastuseks kasutatavad kaalud. Näidatud maht on see, mille sinu seade tegelikult alla laadib. | +| Language | Automatic Detection, English Only, Russian Only | Automatic laseb Whisperil keele ise tuvastada; selge valik on lühikeste või mürarikaste klippide puhul usaldusväärsem. | +| Timestamps | Show Timestamps, Text Only | Ajatemplid annavad segmentide loendi, mida SRT- ja WebVTT-eksport vajab. | +| Engine Runtime | Auto (GPU/WASM), WASM Only, WebGPU Preferred | Auto kasutab lauaarvutis GPU-d ja telefonis WASM-i. WASM on aeglasem, kuid töötab kõikjal, ja tööriist läheb sellele ise üle, kui GPU tee pole saadaval. | ## Pikad salvestised -Lühikesed klipid dekodeeritakse ühe korraga. Pikem meedia uuritakse esmalt läbi ja seejärel aetakse umbes 30-sekundiliste akende konveierist läbi 5-sekundilise ülekattega: mälus on korraga ainult üks aken, samal ajal kui mudel jääb akende vahel laaditud olekusse. Transkriptsioon täitub aken akna haaval ja **Cancel** peatab töö, kaotamata juba saadud teksti. +Lühikesed klipid dekodeeritakse ühe korraga. Pikem meedia uuritakse esmalt läbi ja seejärel aetakse mono-akende konveierist läbi: mälus on korraga ainult üks aken, samal ajal kui mudel jääb akende vahel laaditud olekusse. Lauaarvutis on aknad 30 sekundit 5-sekundilise ülekattega, telefonis 15 ja 3, mis poolitab mälu tipptarbimise. Transkriptsioon täitub aken akna haaval ja **Cancel** peatab töö, kaotamata juba saadud teksti. + +## Telefonis + +Tööriist töötab mobiilibrauserites ja seadistab mõndagi sinu eest: vaikimisi mootoriks on WASM, alla laaditakse väiksem 41 MB mudel ja heli tükeldatakse tihedamalt. Kahte asja tasub teada. + +- **Hoia sakk esiplaanil.** Tööriist palub süsteemil ekraani mitte kustutada, kuid see ei takista lehe peatamist, kui lülitud teise rakendusse. Pikk transkribeerimine vajab nähtavat sakki. +- **See on aeglasem kui sülearvutis.** Siin käib päris järeldus sinu enda seadmes ja telefonil on lihtsalt vähem anda. ## Privaatsus - Heli, video, failinimed, transkriptsiooni tekst ja sinu muudatused jäävad lehele. Neid ei saadeta CAD AutoScripti, analüütikasse ega ühessegi transkribeerimise API-sse. -- Ainsad väljuvad päringud on kinnitatud mudelifailid Hugging Face Hubist. -- Mikrofoni kasutatakse alles pärast **Record microphone** vajutamist ja see on saidi ainus utiliit, millele mikrofoniluba üldse antakse. -- **Clear session** vabastab mikrofonivoo, helipuhvrid ja laaditud mudeli. Sakiakna sulgemine teeb sama. +- Ainsad väljuvad päringud on kinnitatud mudelifailid Hugging Face Hubist. Ühtegi fonti, skripti ega jälgijat mujalt ei laadita ja ehitust kontrollitakse selle suhtes automaatselt enne avaldamist. +- Mikrofoni kasutatakse alles pärast **Record Audio** vajutamist ja see on saidi ainus utiliit, millele mikrofoniluba üldse antakse. +- **Clear File** vabastab mikrofonivoo, helipuhvrid ja laaditud mudeli. Sakiakna sulgemine teeb sama. - Sinu kontosse ei salvestata midagi ja transkriptsioonide ajalugu ei peeta — salvesta või ekspordi vajalik enne lehelt lahkumist. ## Nõuded ja piirangud -- Ajakohane Chromiumi, Firefoxi või Safari versioon WebAssembly toega. WebGPU on valikuline ja annab ainult kiirust. -- Umbes 77 MB vaba brauseripuhvrit mudeli jaoks ning salvestise pikkusega võrdeline töömälu. +- Ajakohane Chromiumi, Firefoxi või Safari versioon WebAssembly toega — lauaarvutis või telefonis. WebGPU on valikuline ja annab ainult kiirust. +- 41 MB vaba brauseripuhvrit mudeli jaoks (77 MB WebGPU teel) ning salvestise pikkusega võrdeline töömälu. - Whisper Tiny eelistab kiirust täpsusele: tehnilised terminid, detailinumbrid ja pärisnimed tuleb üle lugeda. - Tugev aktsent, üksteisele rääkimine ja objektimüra halvendavad tulemust — lähemal olev mikrofon aitab palju rohkem kui ükski siinne seade. - Kõnelejate eristamine, pidev reaalajas transkribeerimine ja suuremad Whisperi mudelid ei kuulu sellesse versiooni. diff --git a/i18n/ru/docusaurus-plugin-content-docs/current/utilities/whisper-transcriber.mdx b/i18n/ru/docusaurus-plugin-content-docs/current/utilities/whisper-transcriber.mdx index 292c5ff..ec530b5 100644 --- a/i18n/ru/docusaurus-plugin-content-docs/current/utilities/whisper-transcriber.mdx +++ b/i18n/ru/docusaurus-plugin-content-docs/current/utilities/whisper-transcriber.mdx @@ -64,7 +64,14 @@ Whisper Transcriber переводит речь в текст на вашем ж ## Первый запуск: загрузка модели -При первом нажатии **Transcribe** браузер скачивает веса мультиязычной модели Whisper Tiny (около 77 МБ) с Hugging Face Hub и кэширует их. Это единственный сетевой трафик утилиты, и он не содержит вашего аудио — только файлы модели. +При первом нажатии **Start Transcription** браузер скачивает веса мультиязычной модели Whisper Tiny с Hugging Face Hub и кэширует их. Это единственный сетевой трафик утилиты, и он не содержит вашего аудио — только файлы модели. + +Сколько именно — зависит от того, какой движок запустится; бейдж вверху утилиты всегда показывает величину для вашего устройства заранее: + +| Движок | Веса | Типичное устройство | +| --- | --- | --- | +| WASM | **~41 МБ** | Телефоны и планшеты, а также браузеры без WebGPU | +| WebGPU | **~77 МБ** | Десктопные браузеры с поддержкой GPU | - Последующие запуски берут модель из кэша и вообще не требуют сети. - Очистка данных сайта, режим инкогнито или нехватка места в хранилище браузера могут вытеснить кэш и вызвать повторную загрузку. @@ -80,39 +87,46 @@ Whisper Transcriber переводит речь в текст на вашем ж ## Порядок работы -1. Перетащите аудио- или видеофайл в зону загрузки либо нажмите **Record microphone** и остановите запись по готовности. +1. Перетащите аудио- или видеофайл в зону загрузки либо нажмите **Record Audio** и остановите запись по готовности. 2. Дождитесь, пока строка статуса сообщит о готовности медиа — там видны длительность и то, будет ли использован оконный конвейер. -3. При необходимости смените язык, таймкоды и рантайм, если значения по умолчанию не подходят записи. -4. Нажмите **Transcribe**. На первом запуске прогресс покажет загрузку модели, дальше сразу начнётся распознавание. -5. Правьте транскрипт на месте — текстовое поле редактируемое. +3. При необходимости смените язык, таймкоды и движок, если значения по умолчанию не подходят записи. +4. Нажмите **Start Transcription**. На первом запуске прогресс покажет загрузку модели, дальше сразу начнётся распознавание. +5. Правьте транскрипт на месте — поле редактируемое, и выгрузки берут текст именно из него. 6. Скопируйте текст или выгрузите TXT, SRT либо WebVTT. -7. Нажмите **Clear session**, чтобы выгрузить из памяти медиа, транскрипт и загруженную модель. +7. Нажмите **Clear File**, чтобы выгрузить из памяти медиа, транскрипт и загруженную модель. ## Настройки | Настройка | Варианты | На что влияет | | --- | --- | --- | -| Model | Whisper Tiny (мультиязычная, ~77 МБ) | Веса для распознавания и объём первой загрузки. | -| Language | Automatic, English, Russian | Automatic определяет язык сам; явный выбор надёжнее на коротких и шумных записях. | -| Timestamps | Segment, Off | Segment даёт список сегментов с таймкодами, необходимый для экспорта SRT и WebVTT. Off возвращает только текст. | -| Runtime | Auto (WebGPU → WASM), WASM only, WebGPU preferred | Auto использует GPU, если браузер поддерживает WebGPU, и незаметно откатывается на WASM. WASM only — медленнее, но максимально совместимо. | +| Model | Whisper Tiny (мультиязычная) | Веса для распознавания. Показанный размер — тот, который реально скачает ваше устройство. | +| Language | Automatic Detection, English Only, Russian Only | Automatic определяет язык сам; явный выбор надёжнее на коротких и шумных записях. | +| Timestamps | Show Timestamps, Text Only | Таймкоды дают список сегментов, необходимый для экспорта SRT и WebVTT. | +| Engine Runtime | Auto (GPU/WASM), WASM Only, WebGPU Preferred | Auto берёт GPU на десктопе и WASM на телефонах. WASM медленнее, но работает везде, и утилита сама откатывается на него, когда путь через GPU недоступен. | ## Длинные записи -Короткие фрагменты декодируются за один проход. Длинное медиа сначала анализируется, а затем прогоняется конвейером окон примерно по 30 секунд с перекрытием в 5 секунд: в памяти одновременно находится только одно окно, а модель остаётся загруженной между ними. Транскрипт наполняется окно за окном, а **Cancel** останавливает работу, не стирая уже полученный текст. +Короткие фрагменты декодируются за один проход. Длинное медиа сначала анализируется, а затем прогоняется конвейером моно-окон: в памяти одновременно находится только одно окно, а модель остаётся загруженной между ними. На десктопе окна по 30 секунд с перекрытием в 5, на телефонах — 15 и 3, что вдвое снижает пик памяти. Транскрипт наполняется окно за окном, а **Cancel** останавливает работу, не стирая уже полученный текст. + +## На телефоне + +Утилита работает в мобильных браузерах, и часть настроек выставляется за вас: движком по умолчанию идёт WASM, скачивается меньшая модель на 41 МБ, а аудио режется на более короткие окна. Помнить стоит о двух вещах. + +- **Держите вкладку на переднем плане.** Утилита просит систему не гасить экран, но это не мешает ей выгрузить страницу, если вы переключитесь на другое приложение. Длинной расшифровке нужна открытая вкладка. +- **Будет медленнее ноутбука.** Это настоящий вывод модели на вашем устройстве, а у телефона ресурсов просто меньше. ## Приватность - Аудио, видео, имена файлов, текст транскрипта и ваши правки остаются на странице. Они не отправляются ни в CAD AutoScript, ни в аналитику, ни в какой-либо API расшифровки. -- Единственные исходящие запросы — закреплённые файлы модели с Hugging Face Hub. -- Микрофон включается только после нажатия **Record microphone**, и это единственная утилита сайта, которой вообще выдано разрешение на микрофон. -- **Clear session** освобождает поток микрофона, аудиобуферы и загруженную модель. Закрытие вкладки делает то же самое. +- Единственные исходящие запросы — закреплённые файлы модели с Hugging Face Hub. Никаких шрифтов, скриптов и трекеров со сторонних адресов не загружается, и сборка проверяется на это автоматически перед публикацией. +- Микрофон включается только после нажатия **Record Audio**, и это единственная утилита сайта, которой вообще выдано разрешение на микрофон. +- **Clear File** освобождает поток микрофона, аудиобуферы и загруженную модель. Закрытие вкладки делает то же самое. - Ничего не записывается в ваш аккаунт, история транскриптов не ведётся — сохраните или выгрузите нужное до ухода со страницы. ## Требования и ограничения -- Актуальная версия Chromium, Firefox или Safari с поддержкой WebAssembly. WebGPU необязателен и лишь ускоряет работу. -- Около 77 МБ свободного кэша браузера под модель плюс рабочая память, пропорциональная длине записи. +- Актуальная версия Chromium, Firefox или Safari с поддержкой WebAssembly — на десктопе или телефоне. WebGPU необязателен и лишь ускоряет работу. +- 41 МБ свободного кэша браузера под модель (77 МБ на пути через WebGPU) плюс рабочая память, пропорциональная длине записи. - Whisper Tiny выбирает скорость в ущерб точности: технические термины, номера позиций и имена собственные нужно вычитывать. - Сильный акцент, перебивающие друг друга голоса и шум на объекте ухудшают результат — микрофон ближе к говорящему помогает сильнее любых настроек. - Разделение по говорящим, потоковая расшифровка в реальном времени и более крупные модели Whisper в эту версию не входят. diff --git a/i18n/ua/docusaurus-plugin-content-docs/current/utilities/whisper-transcriber.mdx b/i18n/ua/docusaurus-plugin-content-docs/current/utilities/whisper-transcriber.mdx index ca33da5..fa70748 100644 --- a/i18n/ua/docusaurus-plugin-content-docs/current/utilities/whisper-transcriber.mdx +++ b/i18n/ua/docusaurus-plugin-content-docs/current/utilities/whisper-transcriber.mdx @@ -64,7 +64,14 @@ Whisper Transcriber перетворює мовлення на текст на ## Перший запуск: завантаження моделі -Під час першого натискання **Transcribe** браузер завантажує ваги багатомовної моделі Whisper Tiny (близько 77 МБ) із Hugging Face Hub і кешує їх. Це єдиний мережевий трафік утиліти, і він не містить вашого аудіо — лише файли моделі. +Під час першого натискання **Start Transcription** браузер завантажує ваги багатомовної моделі Whisper Tiny із Hugging Face Hub і кешує їх. Це єдиний мережевий трафік утиліти, і він не містить вашого аудіо — лише файли моделі. + +Скільки саме — залежить від того, який рушій запуститься; бейдж угорі утиліти завжди показує величину для вашого пристрою заздалегідь: + +| Рушій | Ваги | Типовий пристрій | +| --- | --- | --- | +| WASM | **~41 МБ** | Телефони та планшети, а також браузери без WebGPU | +| WebGPU | **~77 МБ** | Десктопні браузери з підтримкою GPU | - Наступні запуски беруть модель із кешу й узагалі не потребують мережі. - Очищення даних сайту, режим анонімного перегляду або брак місця у сховищі браузера можуть витіснити кеш і спричинити повторне завантаження. @@ -80,39 +87,46 @@ Whisper Transcriber перетворює мовлення на текст на ## Порядок роботи -1. Перетягніть аудіо- або відеофайл у зону завантаження чи натисніть **Record microphone** і зупиніть запис, коли завершите. +1. Перетягніть аудіо- або відеофайл у зону завантаження чи натисніть **Record Audio** і зупиніть запис, коли завершите. 2. Дочекайтеся, доки рядок статусу повідомить про готовність медіа — там видно тривалість і те, чи буде застосовано віконний конвеєр. -3. За потреби змініть мову, таймкоди та середовище виконання, якщо типові значення не пасують запису. -4. Натисніть **Transcribe**. На першому запуску прогрес показує завантаження моделі, далі одразу починається розпізнавання. -5. Правте транскрипт на місці — текстове поле редаговане. +3. За потреби змініть мову, таймкоди та рушій, якщо типові значення не пасують запису. +4. Натисніть **Start Transcription**. На першому запуску прогрес показує завантаження моделі, далі одразу починається розпізнавання. +5. Правте транскрипт на місці — поле редаговане, і вивантаження беруть текст саме з нього. 6. Скопіюйте текст або вивантажте TXT, SRT чи WebVTT. -7. Натисніть **Clear session**, щоб вивантажити з пам'яті медіа, транскрипт і завантажену модель. +7. Натисніть **Clear File**, щоб вивантажити з пам'яті медіа, транскрипт і завантажену модель. ## Налаштування | Налаштування | Варіанти | На що впливає | | --- | --- | --- | -| Model | Whisper Tiny (багатомовна, ~77 МБ) | Ваги для розпізнавання та обсяг першого завантаження. | -| Language | Automatic, English, Russian | Automatic визначає мову самостійно; явний вибір надійніший на коротких і шумних записах. | -| Timestamps | Segment, Off | Segment дає список сегментів із таймкодами, потрібний для експорту SRT і WebVTT. Off повертає лише текст. | -| Runtime | Auto (WebGPU → WASM), WASM only, WebGPU preferred | Auto використовує GPU, якщо браузер підтримує WebGPU, і непомітно відкочується на WASM. WASM only — повільніше, але максимально сумісно. | +| Model | Whisper Tiny (багатомовна) | Ваги для розпізнавання. Показаний розмір — той, який реально завантажить ваш пристрій. | +| Language | Automatic Detection, English Only, Russian Only | Automatic визначає мову самостійно; явний вибір надійніший на коротких і шумних записах. | +| Timestamps | Show Timestamps, Text Only | Таймкоди дають список сегментів, потрібний для експорту SRT і WebVTT. | +| Engine Runtime | Auto (GPU/WASM), WASM Only, WebGPU Preferred | Auto бере GPU на десктопі та WASM на телефонах. WASM повільніший, але працює всюди, і утиліта сама відкочується на нього, коли шлях через GPU недоступний. | ## Довгі записи -Короткі фрагменти декодуються за один прохід. Довге медіа спершу аналізується, а потім проганяється конвеєром вікон приблизно по 30 секунд із перекриттям у 5 секунд: у пам'яті одночасно перебуває лише одне вікно, а модель лишається завантаженою між ними. Транскрипт наповнюється вікно за вікном, а **Cancel** зупиняє роботу, не стираючи вже отриманий текст. +Короткі фрагменти декодуються за один прохід. Довге медіа спершу аналізується, а потім проганяється конвеєром моно-вікон: у пам'яті одночасно перебуває лише одне вікно, а модель лишається завантаженою між ними. На десктопі вікна по 30 секунд із перекриттям у 5, на телефонах — 15 і 3, що вдвічі знижує пік пам'яті. Транскрипт наповнюється вікно за вікном, а **Cancel** зупиняє роботу, не стираючи вже отриманий текст. + +## На телефоні + +Утиліта працює в мобільних браузерах, і частина налаштувань виставляється за вас: рушієм за замовчуванням іде WASM, завантажується менша модель на 41 МБ, а аудіо ріжеться на коротші вікна. Пам'ятати варто про дві речі. + +- **Тримайте вкладку на передньому плані.** Утиліта просить систему не гасити екран, але це не завадить їй вивантажити сторінку, якщо ви перемкнетеся на інший застосунок. Довгій розшифровці потрібна відкрита вкладка. +- **Буде повільніше за ноутбук.** Це справжній вивід моделі на вашому пристрої, а в телефона ресурсів просто менше. ## Приватність - Аудіо, відео, імена файлів, текст транскрипту та ваші правки лишаються на сторінці. Вони не надсилаються ні до CAD AutoScript, ні в аналітику, ні до будь-якого API розшифровки. -- Єдині вихідні запити — закріплені файли моделі з Hugging Face Hub. -- Мікрофон вмикається лише після натискання **Record microphone**, і це єдина утиліта сайту, якій узагалі надано дозвіл на мікрофон. -- **Clear session** звільняє потік мікрофона, аудіобуфери та завантажену модель. Закриття вкладки робить те саме. +- Єдині вихідні запити — закріплені файли моделі з Hugging Face Hub. Жодних шрифтів, скриптів і трекерів зі сторонніх адрес не завантажується, і збірка перевіряється на це автоматично перед публікацією. +- Мікрофон вмикається лише після натискання **Record Audio**, і це єдина утиліта сайту, якій узагалі надано дозвіл на мікрофон. +- **Clear File** звільняє потік мікрофона, аудіобуфери та завантажену модель. Закриття вкладки робить те саме. - Нічого не записується у ваш акаунт, історія транскриптів не ведеться — збережіть або вивантажте потрібне до того, як залишите сторінку. ## Вимоги та обмеження -- Актуальна версія Chromium, Firefox або Safari з підтримкою WebAssembly. WebGPU необов'язковий і лише пришвидшує роботу. -- Близько 77 МБ вільного кешу браузера під модель плюс робоча пам'ять, пропорційна довжині запису. +- Актуальна версія Chromium, Firefox або Safari з підтримкою WebAssembly — на десктопі чи телефоні. WebGPU необов'язковий і лише пришвидшує роботу. +- 41 МБ вільного кешу браузера під модель (77 МБ на шляху через WebGPU) плюс робоча пам'ять, пропорційна довжині запису. - Whisper Tiny обирає швидкість коштом точності: технічні терміни, номери позицій та власні назви потрібно вичитувати. - Сильний акцент, накладання голосів і шум на об'єкті погіршують результат — мікрофон ближче до мовця допомагає більше за будь-які налаштування. - Розділення за мовцями, потокова розшифровка в реальному часі та більші моделі Whisper до цієї версії не входять. diff --git a/src/data/utilityShellPages.tsx b/src/data/utilityShellPages.tsx index 625040e..65e8d7f 100644 --- a/src/data/utilityShellPages.tsx +++ b/src/data/utilityShellPages.tsx @@ -509,12 +509,13 @@ export const utilityPageConfigs: Record = { 'Turn meeting recordings, supplier calls, site walkthroughs, and dictated inspection notes into editable text. Audio is decoded, resampled, and transcribed by a Whisper model that runs inside a Web Worker on your own machine — nothing is uploaded to a transcription service.', tags: ['Speech-to-text', 'Whisper', 'Offline AI', 'Subtitles'], note: - 'The first transcription downloads a ~77 MB model from the Hugging Face Hub and caches it in the browser. Later runs work from that cache, but clearing site data or browser storage pressure can evict it and trigger a fresh download.', + 'The first transcription downloads the model from the Hugging Face Hub and caches it in the browser — about 41 MB on phones, 77 MB on the desktop GPU path, and the utility shows the figure for your device before you start. Later runs work from that cache, but clearing site data or browser storage pressure can evict it and trigger a fresh download.', features: [ 'Audio and video file upload, or record-then-transcribe from the microphone', 'Windowed conveyor pipeline for long recordings — the model stays loaded', 'Automatic language detection plus explicit English and Russian modes', 'WebGPU acceleration with an automatic WASM fallback', + 'Runs on phones: smaller model, tighter windows, screen kept awake', 'Editable transcript with timestamped segments', 'Copy, TXT, SRT, and WebVTT export', ], diff --git a/static/utility-apps/whisper-transcriber/app.html b/static/utility-apps/whisper-transcriber/app.html index 8b21e22..5e34995 100644 --- a/static/utility-apps/whisper-transcriber/app.html +++ b/static/utility-apps/whisper-transcriber/app.html @@ -8,8 +8,8 @@ content="Private browser speech-to-text. Audio stays on your device." /> Whisper Transcriber - - + +
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St;(function(l){l[l.RASL_N=8]="RASL_N",l[l.RASL_R=9]="RASL_R",l[l.BLA_W_LP=16]="BLA_W_LP",l[l.RSV_IRAP_VCL23=23]="RSV_IRAP_VCL23",l[l.VPS_NUT=32]="VPS_NUT",l[l.SPS_NUT=33]="SPS_NUT",l[l.PPS_NUT=34]="PPS_NUT",l[l.AUD_NUT=35]="AUD_NUT",l[l.PREFIX_SEI_NUT=39]="PREFIX_SEI_NUT",l[l.SUFFIX_SEI_NUT=40]="SUFFIX_SEI_NUT"})(St||(St={}));const Eo=function*(l){let n=0,i=-1;for(;n=l.length-2)break;n=r;let o=0;if(n+3i&&(yield{offset:i,length:n-i}),i=n+o,n=i}i!==-1&&i{if(n.description){const o=(Qg(n.description)[4]&3)+1;return d0(l,o)}else return Eo(l)},Hf=l=>l&31,Ao=l=>{const n=[],i=l.length;for(let r=0;r{try{const n=[],i=[],r=[];for(const d of Eo(l)){const m=l.subarray(d.offset,d.offset+d.length),p=Hf(m[0]);p===vt.SPS?n.push(m):p===vt.PPS?i.push(m):p===vt.SPS_EXT&&r.push(m)}if(n.length===0||i.length===0)return null;const o=n[0],u=p0(o);x(u!==null);const c=u.profileIdc===100||u.profileIdc===110||u.profileIdc===122||u.profileIdc===144;return{configurationVersion:1,avcProfileIndication:u.profileIdc,profileCompatibility:u.constraintFlags,avcLevelIndication:u.levelIdc,lengthSizeMinusOne:3,sequenceParameterSets:n,pictureParameterSets:i,chromaFormat:c?u.chromaFormatIdc:null,bitDepthLumaMinus8:c?u.bitDepthLumaMinus8:null,bitDepthChromaMinus8:c?u.bitDepthChromaMinus8:null,sequenceParameterSetExt:c?r:null}}catch(n){return ke._error("Error building AVC Decoder Configuration Record:",n),null}},m0={1:{num:1,den:1},2:{num:12,den:11},3:{num:10,den:11},4:{num:16,den:11},5:{num:40,den:33},6:{num:24,den:11},7:{num:20,den:11},8:{num:32,den:11},9:{num:80,den:33},10:{num:18,den:11},11:{num:15,den:11},12:{num:64,den:33},13:{num:160,den:99},14:{num:4,den:3},15:{num:3,den:2},16:{num:2,den:1}},p0=l=>{try{const n=new Me(Ao(l));if(n.skipBits(1),n.skipBits(2),n.readBits(5)!==7)return null;const 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d=[...n.length?[{arrayCompleteness:1,nalUnitType:St.VPS_NUT,nalUnits:n}]:[],...i.length?[{arrayCompleteness:1,nalUnitType:St.SPS_NUT,nalUnits:i}]:[],...r.length?[{arrayCompleteness:1,nalUnitType:St.PPS_NUT,nalUnits:r}]:[],...o.length?[{arrayCompleteness:1,nalUnitType:bo(o[0][0]),nalUnits:o}]:[]];return{configurationVersion:1,generalProfileSpace:u.generalProfileSpace,generalTierFlag:u.generalTierFlag,generalProfileIdc:u.generalProfileIdc,generalProfileCompatibilityFlags:u.generalProfileCompatibilityFlags,generalConstraintIndicatorFlags:u.generalConstraintIndicatorFlags,generalLevelIdc:u.generalLevelIdc,minSpatialSegmentationIdc:u.minSpatialSegmentationIdc,parallelismType:c,chromaFormatIdc:u.chromaFormatIdc,bitDepthLumaMinus8:u.bitDepthLumaMinus8,bitDepthChromaMinus8:u.bitDepthChromaMinus8,avgFrameRate:0,constantFrameRate:0,numTemporalLayers:u.spsMaxSubLayersMinus1+1,temporalIdNested:u.spsTemporalIdNestingFlag,lengthSizeMinusOne:3,arrays:d}}catch(n){return ke._error("Error building HEVC 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l.readBits(1)&&l.readBits(1),l.readBits(1)&&(l.readBits(3),u=l.readBits(1),l.readBits(1)&&(i=l.readBits(8),r=l.readBits(8),o=l.readBits(8))),l.readBits(1)&&(te(l),te(l)),l.readBits(1),l.readBits(1),l.readBits(1),l.readBits(1)&&(te(l),te(l),te(l),te(l)),l.readBits(1)&&(l.readBits(32),l.readBits(32),l.readBits(1)&&te(l),l.readBits(1)&&gS(l,!0,n)),l.readBits(1)&&(l.readBits(1),l.readBits(1),l.readBits(1),c=te(l),te(l),te(l),te(l),te(l)),{pixelAspectRatio:d,colourPrimaries:i,transferCharacteristics:r,matrixCoefficients:o,fullRangeFlag:u,minSpatialSegmentationIdc:c}},gS=(l,n,i)=>{let r=!1,o=!1,u=!1;r=l.readBits(1)===1,o=l.readBits(1)===1,(r||o)&&(u=l.readBits(1)===1,u&&(l.readBits(8),l.readBits(5),l.readBits(1),l.readBits(5)),l.readBits(4),l.readBits(4),u&&l.readBits(4),l.readBits(5),l.readBits(5),l.readBits(5));for(let c=0;c<=i;c++){const d=l.readBits(1)===1;let m=!0;d||(m=l.readBits(1)===1);let p=!1;m?te(l):p=l.readBits(1)===1;let y=1;p||(y=te(l)+1),r&&ug(l,y,u),o&&ug(l,y,u)}},ug=(l,n,i)=>{for(let r=0;r{const n=new Me(l);if(n.readBits(2)!==2)return null;const r=n.readBits(1),u=(n.readBits(1)<<1)+r;if(u===3&&n.skipBits(1),n.readBits(1)===1||n.readBits(1)!==0||(n.skipBits(2),n.readBits(24)!==4817730))return null;let p=8;u>=2&&(p=n.readBits(1)?12:10);const y=n.readBits(3);let g=0,k=0;if(y!==7)if(k=n.readBits(1),u===1||u===3){const H=n.readBits(1),L=n.readBits(1);g=!H&&!L?3:H&&!L?2:1,n.skipBits(1)}else g=1;else g=3,k=1;const T=n.readBits(16),w=n.readBits(16),S=T+1,E=w+1,_=S*E;let C=Zt(sr).level;for(const z of sr)if(_<=z.maxPictureSize){C=z.level;break}return{profile:u,level:C,bitDepth:p,chromaSubsampling:g,videoFullRangeFlag:k,colourPrimaries:y===2?1:y===1?6:2,transferCharacteristics:y===2?1:y===1?6:2,matrixCoefficients:y===7?0:y===2?1:y===1?6:2}},b0=function*(l){const n=new Me(l),i=()=>{let r=0;for(let o=0;o<8;o++){const u=n.readAlignedByte();if(r|=(u&127)<=2**32-1?null:r};for(;n.getBitsLeft()>=8;){n.skipBits(1);const r=n.readBits(4),o=n.readBits(1),u=n.readBits(1);n.skipBits(1),o&&n.skipBits(8);let c;if(u){const d=i();if(d===null)return;c=d}else c=Math.floor(n.getBitsLeft()/8);x(n.pos%8===0),yield{type:r,data:l.subarray(n.pos/8,n.pos/8+c)},n.skipBits(c*8)}},S0=l=>{for(const{type:n,data:i}of b0(l)){if(n!==1)continue;const r=new Me(i),o=r.readBits(3);r.readBits(1);const u=r.readBits(1);let c=0,d=0,m=0;if(u)c=r.readBits(5);else{if(r.readBits(1)&&(r.skipBits(32),r.skipBits(32),r.readBits(1)))return null;const D=r.readBits(1);D&&(m=r.readBits(5),r.skipBits(32),r.skipBits(5),r.skipBits(5));const z=r.readBits(5);for(let H=0;H<=z;H++){r.skipBits(12);const L=r.readBits(5);if(H===0&&(c=L),L>7){const X=r.readBits(1);H===0&&(d=X)}if(D&&r.readBits(1)){const J=m+1;r.skipBits(J),r.skipBits(J),r.skipBits(1)}r.readBits(1)&&r.skipBits(4)}}const p=r.readBits(4),y=r.readBits(4),g=p+1;r.skipBits(g);const k=y+1;r.skipBits(k);let T=0;if(u?T=0:T=r.readBits(1),T&&(r.skipBits(4),r.skipBits(3)),r.skipBits(1),r.skipBits(1),r.skipBits(1),!u){r.skipBits(1),r.skipBits(1),r.skipBits(1),r.skipBits(1);const P=r.readBits(1);P&&(r.skipBits(1),r.skipBits(1));const D=r.readBits(1);let z=0;D?z=2:z=r.readBits(1),z>0&&(r.readBits(1)||r.skipBits(1)),P&&r.skipBits(3)}r.skipBits(1),r.skipBits(1),r.skipBits(1);const w=r.readBits(1);let S=8;o===2&&w?S=r.readBits(1)?12:10:o<=2&&(S=w?10:8);let E=0;o!==1&&(E=r.readBits(1));let _=1,C=1,B=0;return E||(o===0?(_=1,C=1):o===1?(_=0,C=0):S===12&&(_=r.readBits(1),_&&(C=r.readBits(1))),_&&C&&(B=r.readBits(2))),{profile:o,level:c,tier:d,bitDepth:S,monochrome:E,chromaSubsamplingX:_,chromaSubsamplingY:C,chromaSamplePosition:B}}return null},yS=l=>{const n=Re(l),i=n.getUint8(9),r=n.getUint16(10,!0),o=n.getUint32(12,!0),u=n.getInt16(16,!0),c=n.getUint8(18);let d=null;return c&&(d=l.subarray(19,21+i)),{outputChannelCount:i,preSkip:r,inputSampleRate:o,outputGain:u,channelMappingFamily:c,channelMappingTable:d}},kS=[480,960,1920,2880,480,960,1920,2880,480,960,1920,2880,480,960,480,960,120,240,480,960,120,240,480,960,120,240,480,960,120,240,480,960],bS=l=>{const n=l[0]>>3,i=l[0]&3;let r;return i===0?r=1:i===1||i===2?r=2:r=l[1]&63,{durationInSamples:kS[n]*r}},SS=l=>{if(l.length<7)throw new Error("Setup header is too short.");if(l[0]!==5)throw new Error("Wrong packet type in Setup header.");if(String.fromCharCode(...l.slice(1,7))!=="vorbis")throw new Error("Invalid packet signature in Setup header.");const i=l.length,r=new Uint8Array(i);for(let g=0;g97;)if(o.readBits(1)===1){u=o.pos;break}if(u===0)throw new Error("Invalid Setup header: framing bit not found.");let c=0,d=!1,m=0;for(;o.getBitsLeft()>=97;){const g=o.pos,k=o.readBits(8),T=o.readBits(16),w=o.readBits(16);if(k>63||T!==0||w!==0){o.pos=g;break}if(o.skipBits(1),c++,c>64)break;o.clone().readBits(6)+1===c&&(d=!0,m=c)}if(!d)throw new Error("Invalid Setup header: mode header not found.");if(m>63)throw new Error(`Unsupported mode count: ${m}.`);const p=m;o.pos=0,o.skipBits(u);const y=Array(p).fill(0);for(let g=p-1;g>=0;g--)o.skipBits(40),y[g]=o.readBits(1);return{modeBlockflags:y}},T0=(l,n,i)=>{switch(l){case"avc":{for(const r of cS(i,n)){const o=i[r.offset],u=Hf(o);if(u>=vt.NON_IDR_SLICE&&u<=vt.SLICE_DPC)return"delta";if(u===vt.IDR)return"key";if(u===vt.SEI&&(!$b()||eS()>=144)){const c=i.subarray(r.offset,r.offset+r.length),d=Ao(c);let m=1;do{let p=0;for(;;){const k=d[m++];if(k===void 0||(p+=k,k<255))break}let y=0;for(;;){const k=d[m++];if(k===void 0||(y+=k,k<255))break}if(p===6){const k=new Me(d);k.pos=8*m;const T=te(k),w=k.readBits(1);if(T===0&&w===1)return"key"}m+=y}while(m{const i=Re(l);let r=0;const o=i.getUint32(r,!0);r+=4;const u=Ut.decode(l.subarray(r,r+o));r+=o,o>0&&(n.raw??={},n.raw.vendor??=u);const c=i.getUint32(r,!0);r+=4;for(let d=0;d0&&(n.trackNumber??=w),S&&Number.isInteger(S)&&S>0&&(n.tracksTotal??=S)}break;case"TRACKTOTAL":{const T=Number.parseInt(k,10);Number.isInteger(T)&&T>0&&(n.tracksTotal??=T)}break;case"DISCNUMBER":{const T=k.split("/"),w=Number.parseInt(T[0],10),S=T[1]&&Number.parseInt(T[1],10);Number.isInteger(w)&&w>0&&(n.discNumber??=w),S&&Number.isInteger(S)&&S>0&&(n.discsTotal??=S)}break;case"DISCTOTAL":{const T=Number.parseInt(k,10);Number.isInteger(T)&&T>0&&(n.discsTotal??=T)}break;case"DATE":{const T=new Date(k);Number.isNaN(T.getTime())||(n.date??=T)}break;case"GENRE":n.genre??=k;break;case"METADATA_BLOCK_PICTURE":{const T=a0(k),w=Re(T),S=w.getUint32(0,!1),E=w.getUint32(4,!1),_=String.fromCharCode(...T.subarray(8,8+E)),C=w.getUint32(8+E,!1),B=Ut.decode(T.subarray(12+E,12+E+C)),P=w.getUint32(E+C+28),D=T.subarray(E+C+32,E+C+32+P);n.images??=[],n.images.push({data:D,mimeType:_,kind:S===3?"coverFront":S===4?"coverBack":"unknown",name:void 0,description:B||void 0})}break}}},Lf=[2,1,2,3,3,4,4,5],TS=l=>{if(l.length<7||l[0]!==11||l[1]!==119)return null;const n=new Me(l);n.skipBits(16),n.skipBits(16);const i=n.readBits(2);if(i===3)return null;const r=n.readBits(6),o=n.readBits(5);if(o>8)return null;const u=n.readBits(3),c=n.readBits(3);(c&1)!==0&&c!==1&&n.skipBits(2),(c&4)!==0&&n.skipBits(2),c===2&&n.skipBits(2);const d=n.readBits(1),m=Math.floor(r/2);return{fscod:i,bsid:o,bsmod:u,acmod:c,lfeon:d,bitRateCode:m}},vS=[128,138,192,128,140,192,160,174,240,160,176,240,192,208,288,192,210,288,224,242,336,224,244,336,256,278,384,256,280,384,320,348,480,320,350,480,384,416,288*2,384,418,288*2,448,486,336*2,448,488,336*2,256*2,278*2,384*2,256*2,279*2,384*2,320*2,348*2,480*2,320*2,349*2,480*2,384*2,417*2,576*2,384*2,418*2,576*2,448*2,487*2,672*2,448*2,488*2,672*2,512*2,557*2,768*2,512*2,558*2,768*2,640*2,696*2,960*2,640*2,697*2,960*2,768*2,835*2,1152*2,768*2,836*2,1152*2,896*2,975*2,1344*2,896*2,976*2,1344*2,1024*2,1114*2,1536*2,1024*2,1115*2,1536*2,1152*2,1253*2,1728*2,1152*2,1254*2,1728*2,1280*2,1393*2,1920*2,1280*2,1394*2,1920*2],wS=1536,v0=[1,2,3,6],xS=l=>{if(l.length<6||l[0]!==11||l[1]!==119)return null;const n=new Me(l);n.skipBits(16);const i=n.readBits(2);if(n.skipBits(3),i!==0&&i!==2)return null;const r=n.readBits(11),o=n.readBits(2);let u=0,c;o===3?(u=n.readBits(2),c=3):c=n.readBits(2);const d=n.readBits(3),m=n.readBits(1),p=n.readBits(5);if(p<11||p>16)return null;const y=v0[c];let g;return o<3?g=_o[o]/1e3:g=f0[u]/1e3,{dataRate:Math.round((r+1)*g/(y*16)),substreams:[{fscod:o,fscod2:u,bsid:p,bsmod:0,acmod:d,lfeon:m,numDepSub:0,chanLoc:0}]}},CS=l=>{if(l.length<2)return null;const n=new Me(l),i=n.readBits(13),r=n.readBits(3),o=[];for(let u=0;u<=r&&!(Math.ceil(n.pos/8)+3>l.length);u++){const c=n.readBits(2),d=n.readBits(5);n.skipBits(1),n.skipBits(1);const m=n.readBits(3),p=n.readBits(3),y=n.readBits(1);n.skipBits(3);const g=n.readBits(4);let k=0;g>0?k=n.readBits(9):n.skipBits(1),o.push({fscod:c,fscod2:null,bsid:d,bsmod:m,acmod:p,lfeon:y,numDepSub:g,chanLoc:k})}return o.length===0?null:{dataRate:i,substreams:o}},w0=l=>{const n=l.substreams[0];return x(n),n.fscod<3?_o[n.fscod]:n.fscod2!==null&&n.fscod2<3?f0[n.fscod2]:null},x0=l=>{const n=l.substreams[0];x(n);let i=Lf[n.acmod]+n.lfeon;if(n.numDepSub>0){const r=[2,2,1,1,2,2,2,1,1];for(let o=0;o<9;o++)n.chanLoc&1<<8-o&&(i+=r[o])}return i};class ta{constructor(n){this.input=n}dispose(){}}const Wt=new Uint8Array(0);class ht{constructor(n,i,r,o,u=-1,c,d){if(this.data=n,this.type=i,this.timestamp=r,this.duration=o,this.sequenceNumber=u,n===Wt&&c===void 0)throw new Error("Internal error: byteLength must be explicitly provided when constructing metadata-only packets.");if(c===void 0&&(c=n.byteLength),!(n instanceof Uint8Array))throw new TypeError("data must be a Uint8Array.");if(i!=="key"&&i!=="delta")throw new TypeError('type must be either "key" or "delta".');if(!Number.isFinite(r))throw new TypeError("timestamp must be a number.");if(!Number.isFinite(o)||o<0)throw new TypeError("duration must be a non-negative number.");if(!Number.isFinite(u))throw new TypeError("sequenceNumber must be a number.");if(!Number.isInteger(c)||c<0)throw new TypeError("byteLength must be a non-negative integer.");if(d!==void 0&&(typeof d!="object"||!d))throw new TypeError("sideData, when provided, must be an object.");if(d?.alpha!==void 0&&!(d.alpha instanceof Uint8Array))throw new TypeError("sideData.alpha, when provided, must be a Uint8Array.");if(d?.alphaByteLength!==void 0&&(!Number.isInteger(d.alphaByteLength)||d.alphaByteLength<0))throw new TypeError("sideData.alphaByteLength, when provided, must be a non-negative integer.");this.byteLength=c,this.sideData=d??{},this.sideData.alpha&&this.sideData.alphaByteLength===void 0&&(this.sideData.alphaByteLength=this.sideData.alpha.byteLength)}get isMetadataOnly(){return this.data===Wt}get microsecondTimestamp(){return Math.trunc(yo*this.timestamp)}get microsecondDuration(){return Math.trunc(yo*this.duration)}toEncodedVideoChunk(){if(this.isMetadataOnly)throw new TypeError("Metadata-only packets cannot be converted to a video chunk.");if(typeof EncodedVideoChunk>"u")throw new Error("Your browser does not support EncodedVideoChunk.");return new EncodedVideoChunk({data:this.data,type:this.type,timestamp:this.microsecondTimestamp,duration:this.microsecondDuration})}alphaToEncodedVideoChunk(n=this.type){if(!this.sideData.alpha)throw new TypeError("This packet does not contain alpha side data.");if(this.isMetadataOnly)throw new TypeError("Metadata-only packets cannot be converted to a video chunk.");if(typeof EncodedVideoChunk>"u")throw new Error("Your browser does not support EncodedVideoChunk.");return new EncodedVideoChunk({data:this.sideData.alpha,type:n,timestamp:this.microsecondTimestamp,duration:this.microsecondDuration})}toEncodedAudioChunk(){if(this.isMetadataOnly)throw new TypeError("Metadata-only packets cannot be converted to an audio chunk.");if(typeof EncodedAudioChunk>"u")throw new Error("Your browser does not support EncodedAudioChunk.");return new EncodedAudioChunk({data:this.data,type:this.type,timestamp:this.microsecondTimestamp,duration:this.microsecondDuration})}static fromEncodedChunk(n,i){if(!(n instanceof EncodedVideoChunk||n instanceof EncodedAudioChunk))throw new TypeError("chunk must be an EncodedVideoChunk or EncodedAudioChunk.");const r=new Uint8Array(n.byteLength);return n.copyTo(r),new ht(r,n.type,n.timestamp/1e6,(n.duration??0)/1e6,void 0,void 0,i)}clone(n){if(n!==void 0&&(typeof n!="object"||n===null))throw new TypeError("options, when provided, must be an object.");if(n?.data!==void 0&&!(n.data instanceof Uint8Array))throw new TypeError("options.data, when provided, must be a Uint8Array.");if(n?.type!==void 0&&n.type!=="key"&&n.type!=="delta")throw new TypeError('options.type, when provided, must be either "key" or "delta".');if(n?.timestamp!==void 0&&!Number.isFinite(n.timestamp))throw new TypeError("options.timestamp, when provided, must be a number.");if(n?.duration!==void 0&&!Number.isFinite(n.duration))throw new TypeError("options.duration, when provided, must be a number.");if(n?.sequenceNumber!==void 0&&!Number.isFinite(n.sequenceNumber))throw new TypeError("options.sequenceNumber, when provided, must be a number.");if(n?.sideData!==void 0&&(typeof n.sideData!="object"||n.sideData===null))throw new TypeError("options.sideData, when provided, must be an object.");return new ht(n?.data??this.data,n?.type??this.type,n?.timestamp??this.timestamp,n?.duration??this.duration,n?.sequenceNumber??this.sequenceNumber,this.byteLength,n?.sideData??this.sideData)}}const _S=l=>{let i=(l.hasVideo?"video/":l.hasAudio?"audio/":"application/")+(l.isQuickTime?"quicktime":"mp4");if(l.codecStrings.length>0){const r=[...new Set(l.codecStrings)];i+=`; codecs="${r.join(", ")}"`}return i},C0=l=>{const n=Re(l);let i=0;const r=n.getUint8(i);i+=1,i+=3;const o=Is(l.subarray(i,i+16));i+=16;let u=null;if(r>0){const d=n.getUint32(i);if(i+=4,d>0){u=[];for(let m=0;ml.systemId===n.systemId&&tS(l.data,n.data);const er=8,Cs=16,Pa=l=>{let n=ee(l);const i=Je(l,4);let r=8;n===1&&(n=cn(l),r=16);const u=n-r;return u<0?null:{name:i,totalSize:n,headerSize:r,contentSize:u}},ei=l=>si(l)/65536,af=l=>si(l)/1073741824,rf=l=>{let n=0;for(let i=0;i<4;i++){n<<=7;const r=oe(l);if(n|=r&127,(r&128)===0)break}return n},Tn=l=>{let n=at(l);return l.skip(2),n=Math.min(n,l.remainingLength),Ut.decode(fe(l,n))},ES=l=>{const n=Pa(l);if(!n||n.name!=="data"||l.remainingLength<8)return null;const i=ee(l);l.skip(4);const r=fe(l,n.contentSize-8);switch(i){case 1:return Ut.decode(r);case 2:return new TextDecoder("utf-16be").decode(r);case 13:return new co(r,"image/jpeg");case 14:return new co(r,"image/png");case 27:return new co(r,"image/bmp");default:return r}};const wn=16,Gn=new Uint32Array(256),tr=new Uint32Array(256),nr=new Uint32Array(256),ar=new Uint32Array(256),ir=new Uint32Array(256),bt=new Uint32Array(256),E0=new Uint32Array(10);let A0=!1;const AS=()=>{const l=new Uint8Array(256),n=new Uint8Array(256),i=new Uint8Array(256);for(let u=0,c=1;u<256;u++)i[u]=c,n[c]=u,c=c^c<<1^(c&128?283:0);const r=(u,c)=>u&&c?i[(n[u]+n[c])%255]:0;l[0]=99;for(let u=1;u<256;u++){const c=i[255-n[u]];let d=c^c<<1^c<<2^c<<3^c<<4;d=d>>>8^d&255^99,l[u]=d}for(let u=0;u<256;u++){const c=l[u],d=l.indexOf(u);Gn[u]=c<<24|c<<16|c<<8|c,bt[u]=d<<24|d<<16|d<<8|d;const m=r(d,14),p=r(d,9),y=r(d,13),g=r(d,11),k=m<<24|p<<16|y<<8|g;tr[u]=k,nr[u]=k>>>8|k<<24,ar[u]=k>>>16|k<<16,ir[u]=k>>>24|k<<8}let o=1;for(let u=0;u<10;u++)E0[u]=o<<24,o=o<<1^(o&128?283:0);A0=!0};class P0{constructor(){this.roundkey=new Uint32Array(44),this.iv=new Uint32Array(wn/Uint32Array.BYTES_PER_ELEMENT),this.in=new Uint8Array(wn),this.out=new Uint8Array(wn),this.inView=new DataView(this.in.buffer),this.outView=new DataView(this.out.buffer)}init({key:n,iv:i}){x(n.byteLength===16),x(i.byteLength===16),A0||AS();const r=new DataView(n.buffer,n.byteOffset,n.byteLength),o=new DataView(i.buffer,i.byteOffset,i.byteLength);this.roundkey[0]=r.getUint32(0,!1),this.roundkey[1]=r.getUint32(4,!1),this.roundkey[2]=r.getUint32(8,!1),this.roundkey[3]=r.getUint32(12,!1),this.iv[0]=o.getUint32(0,!1),this.iv[1]=o.getUint32(4,!1),this.iv[2]=o.getUint32(8,!1),this.iv[3]=o.getUint32(12,!1);for(let u=4;u<44;u+=4){const c=this.roundkey[u-1];this.roundkey[u]=this.roundkey[u-4]^Gn[c>>>16&255]&4278190080^Gn[c>>>8&255]&16711680^Gn[c>>>0&255]&65280^Gn[c>>>24&255]&255^E0[u/4-1],this.roundkey[u+1]=this.roundkey[u-3]^this.roundkey[u],this.roundkey[u+2]=this.roundkey[u-2]^this.roundkey[u+1],this.roundkey[u+3]=this.roundkey[u-1]^this.roundkey[u+2]}for(let u=0,c=40;u>>24&255]&255]^nr[Gn[d>>>16&255]&255]^ar[Gn[d>>>8&255]&255]^ir[Gn[d>>>0&255]&255]}}decrypt(){let n=this.inView.getUint32(0,!1)^this.roundkey[0],i=this.inView.getUint32(4,!1)^this.roundkey[1],r=this.inView.getUint32(8,!1)^this.roundkey[2],o=this.inView.getUint32(12,!1)^this.roundkey[3];const u=this.inView.getUint32(0,!1),c=this.inView.getUint32(4,!1),d=this.inView.getUint32(8,!1),m=this.inView.getUint32(12,!1);let p,y,g,k;for(let _=1;_<10;_++){const C=_*4;p=tr[n>>>24]^nr[o>>>16&255]^ar[r>>>8&255]^ir[i&255]^this.roundkey[C],y=tr[i>>>24]^nr[n>>>16&255]^ar[o>>>8&255]^ir[r&255]^this.roundkey[C+1],g=tr[r>>>24]^nr[i>>>16&255]^ar[n>>>8&255]^ir[o&255]^this.roundkey[C+2],k=tr[o>>>24]^nr[r>>>16&255]^ar[i>>>8&255]^ir[n&255]^this.roundkey[C+3],n=p,i=y,r=g,o=k}const T=bt[n>>>24&255]&4278190080^bt[o>>>16&255]&16711680^bt[r>>>8&255]&65280^bt[i>>>0&255]&255^this.roundkey[40],w=bt[i>>>24&255]&4278190080^bt[n>>>16&255]&16711680^bt[o>>>8&255]&65280^bt[r>>>0&255]&255^this.roundkey[41],S=bt[r>>>24&255]&4278190080^bt[i>>>16&255]&16711680^bt[n>>>8&255]&65280^bt[o>>>0&255]&255^this.roundkey[42],E=bt[o>>>24&255]&4278190080^bt[r>>>16&255]&16711680^bt[i>>>8&255]&65280^bt[n>>>0&255]&255^this.roundkey[43];this.outView.setUint32(0,T^this.iv[0],!1),this.outView.setUint32(4,w^this.iv[1],!1),this.outView.setUint32(8,S^this.iv[2],!1),this.outView.setUint32(12,E^this.iv[3],!1),this.iv[0]=u,this.iv[1]=c,this.iv[2]=d,this.iv[3]=m}}const PS=(l,n,i)=>{let r=!1,o=0;const u=2**16,c=16,d=new P0;return new ReadableStream({pull:async m=>{r||(d.init(await n()),r=!0);const p=u+c;let y=l.requestSliceRange(o,0,p);if(y instanceof Promise&&(y=await y),!y||y.length===0)throw new Error("Invalid ciphertext.");const g=y.length;if(g%16!==0)throw new Error("Invalid ciphertext.");const k=g===p?g-c:g,T=fe(y,k),w=new Uint8Array(k);for(let S=0;S16)throw new Error("Invalid PKCS#7 padding. Incorrect key or corrupted data.");const E=w.subarray(0,k-S);m.enqueue(E),m.close(),i()}},cancel:()=>{i()}})};class Vf extends ta{constructor(n){super(n),this.moovSlice=null,this.currentTrack=null,this.tracks=[],this.metadataPromise=null,this.movieTimescale=-1,this.movieDurationInTimescale=-1,this.isQuickTime=!1,this.metadataTags={},this.currentMetadataKeys=null,this.isFragmented=!1,this.fragmentTrackDefaults=[],this.psshBoxes=[],this.currentFragment=null,this.lastReadFragment=null,this.decryptionKeyCache=new Map,this.reader=n._reader}async getTrackBackings(){return await this.readMetadata(),this.tracks.map(n=>n.trackBacking)}async getMimeType(){await this.readMetadata();const n=await this.getTrackBackings(),i=await Promise.all(n.map(r=>r.getDecoderConfig().then(o=>o?.codec??null)));return _S({isQuickTime:this.isQuickTime,hasVideo:this.tracks.some(r=>r.info?.type==="video"),hasAudio:this.tracks.some(r=>r.info?.type==="audio"),codecStrings:i.filter(Boolean)})}async getMetadataTags(){return await this.readMetadata(),this.metadataTags}readMetadata(){return this.metadataPromise??=(async()=>{let n=0,i=!1;for(;;){let r=this.reader.requestSliceRange(n,er,Cs);if(r instanceof Promise&&(r=await r),!r)break;const o=n,u=Pa(r);if(!u)break;if(u.name==="ftyp"||u.name==="styp"){const c=Je(r,4);this.isQuickTime=c==="qt "}else if(u.name==="moov"){let c=this.reader.requestSlice(r.filePos,u.contentSize);if(c instanceof Promise&&(c=await c),!c)break;this.moovSlice=c,this.readContiguousBoxes(this.moovSlice);for(const d of this.tracks){const m=d.editListPreviousSegmentDurations/this.movieTimescale;d.editListOffset-=Math.round(m*d.timescale)}i=this.isFragmented&&this.reader.fileSize!==null&&this.reader.fileSize>o+u.totalSize;break}else if(u.name==="moof"){if(!this.input._initInput)throw new Error('"moof" box encountered with no "moov" box present; this file is likely a Segment as described in ISO/IEC 14496-12 Section 8.16. A separate init file that contains a "moov" box is required to read this file, please provide it using InputOptions.initInput.');const c=await this.input._initInput._getDemuxer();if(c.constructor!==Vf)throw new Error("Init input must match the input's format.");await c.readMetadata(),this.movieTimescale=c.movieTimescale,this.movieDurationInTimescale=c.movieDurationInTimescale,this.metadataTags=c.metadataTags,this.isFragmented=!0,this.fragmentTrackDefaults=c.fragmentTrackDefaults,this.psshBoxes=c.psshBoxes;for(const d of c.tracks){const m={id:d.id,demuxer:this,trackBacking:null,disposition:d.disposition,timescale:d.timescale,durationInMediaTimescale:d.durationInMediaTimescale,durationInMovieTimescale:d.durationInMovieTimescale,rotation:d.rotation,internalCodecId:d.internalCodecId,name:d.name,languageCode:d.languageCode,sampleTableByteOffset:null,sampleTable:null,fragmentLookupTable:[],currentFragmentState:null,fragmentPositionCache:[],editListPreviousSegmentDurations:d.editListPreviousSegmentDurations,editListOffset:d.editListOffset,encryptionInfo:d.encryptionInfo,encryptionAuxInfo:null,frmaCodecString:null,info:d.info};if(d.trackBacking){if(x(m.info),m.info.type==="video"&&m.info.width!==-1){const p=m;m.trackBacking=new dg(p),this.tracks.push(m)}else if(m.info.type==="audio"&&m.info.numberOfChannels!==-1){const p=m;m.trackBacking=new hg(p),this.tracks.push(m)}}}i=!1;break}n=o+u.totalSize}if(i){x(this.reader.fileSize!==null);let r=this.reader.requestSlice(this.reader.fileSize-4,4);r instanceof Promise&&(r=await r),x(r);const o=ee(r),u=this.reader.fileSize-o;if(u>=0&&u<=this.reader.fileSize-Cs){let c=this.reader.requestSliceRange(u,er,Cs);if(c instanceof Promise&&(c=await c),c){const d=Pa(c);if(d&&d.name==="mfra"){let m=this.reader.requestSlice(c.filePos,d.contentSize);m instanceof Promise&&(m=await m),m&&this.readContiguousBoxes(m)}}}}})()}getSampleTableForTrack(n){if(n.sampleTable)return n.sampleTable;const i={sampleTimingEntries:[],sampleCompositionTimeOffsets:[],sampleSizes:[],keySampleIndices:null,chunkOffsets:[],sampleToChunk:[],presentationTimestamps:null,presentationTimestampIndexMap:null};if(n.sampleTable=i,n.sampleTableByteOffset===null)return i;x(this.moovSlice);const r=this.moovSlice.slice(n.sampleTableByteOffset);if(this.currentTrack=n,this.traverseBox(r),this.currentTrack=null,n.info?.type==="audio"&&n.info.codec&&gr.includes(n.info.codec)&&i.sampleCompositionTimeOffsets.length===0){x(n.info?.type==="audio");const u=l0(n.info.codec),c=[],d=[];for(let m=0;mL.startIndex),E=i.sampleTimingEntries[S],_=Oe(i.sampleTimingEntries,w,L=>L.startIndex),C=i.sampleTimingEntries[_],B=E.startDecodeTimestamp+(T-E.startIndex)*E.delta,D=C.startDecodeTimestamp+(w-C.startIndex)*C.delta-B,z=Zt(c);z&&z.delta===D?z.count++:c.push({startIndex:p.startChunkIndex+k,startDecodeTimestamp:B,count:1,delta:D});const H=p.samplesPerChunk*u.sampleSize*n.info.numberOfChannels;d.push(H)}p.startSampleIndex=p.startChunkIndex,p.samplesPerChunk=1}i.sampleTimingEntries=c,i.sampleSizes=d}if(i.sampleCompositionTimeOffsets.length>0){i.presentationTimestamps=[];for(const u of i.sampleTimingEntries)for(let c=0;cu.presentationTimestamp-c.presentationTimestamp),i.presentationTimestampIndexMap=Array(i.presentationTimestamps.length).fill(-1);for(let u=0;ug.moofOffset===u.moofOffset);if(y)sf(c,y.timestamp);else{const g=Oe(m,u.moofOffset-1,k=>k.moofOffset);if(g!==-1){const k=m[g];sf(c,k.endTimestamp)}}c.startTimestampIsFinal=!0}const p=Oe(m,c.startTimestamp,y=>y.startTimestamp);if((p===-1||m[p].moofOffset!==u.moofOffset)&&m.splice(p+1,0,{moofOffset:u.moofOffset,startTimestamp:c.startTimestamp,endTimestamp:c.endTimestamp}),c.encryptionAuxInfo&&d.encryptionInfo){const y=await D0(this.reader,d.encryptionInfo,c.encryptionAuxInfo);for(let g=0;g0){c.languageCode="";for(let p=0;p<3;p++)c.languageCode=String.fromCharCode(96+(m&31))+c.languageCode,m>>=5;t0(c.languageCode)||(c.languageCode=At)}}break;case"hdlr":{const c=this.currentTrack;if(!c)break;n.skip(8);const d=Je(n,4);d==="vide"?c.info={type:"video",width:-1,height:-1,squarePixelWidth:-1,squarePixelHeight:-1,codec:null,codecDescription:null,colorSpace:null,avcType:null,avcCodecInfo:null,hevcCodecInfo:null,vp9CodecInfo:null,av1CodecInfo:null,proresFormat:null}:d==="soun"&&(c.info={type:"audio",numberOfChannels:-1,sampleRate:-1,codec:null,codecDescription:null,aacCodecInfo:null,pcmLittleEndian:!1,pcmSampleSize:null})}break;case"stbl":{const c=this.currentTrack;if(!c)break;c.sampleTableByteOffset=i,this.readContiguousBoxes(n.slice(o,r.contentSize))}break;case"stsd":{const c=this.currentTrack;if(!c||c.info===null||c.sampleTable)break;const d=oe(n);n.skip(3);const m=ee(n);for(let p=0;p0&&(T===1?(n.skip(4),S=8*ee(n),n.skip(8)):T===2&&(n.skip(4),E=iy(n),w=ee(n),n.skip(4),S=ee(n),_=ee(n),n.skip(8))),c.info.numberOfChannels=w,c.info.sampleRate=E,c.frmaCodecString=null,this.readContiguousBoxes(n.slice(n.filePos,y+g.totalSize-n.filePos));const C=k==="enca"?c.frmaCodecString:k;if(c.frmaCodecString=null,C!=="mp4a")if(C==="opus")c.info.codec="opus",c.info.sampleRate=Co;else if(C==="flac")c.info.codec="flac";else if(C==="ulaw")c.info.codec="ulaw";else if(C==="alaw")c.info.codec="alaw";else if(C==="ac-3")c.info.codec="ac3";else if(C==="ec-3")c.info.codec="eac3";else if(C==="twos")S===8?c.info.codec="pcm-s8":S===16?c.info.codec=c.info.pcmLittleEndian?"pcm-s16":"pcm-s16be":(ke._warn(`Unsupported sample size ${S} for codec 'twos'.`),c.info.codec=null);else if(C==="sowt")S===8?c.info.codec="pcm-s8":S===16?c.info.codec="pcm-s16":(ke._warn(`Unsupported sample size ${S} for codec 'sowt'.`),c.info.codec=null);else if(C==="raw ")c.info.codec="pcm-u8";else if(C==="in24")c.info.codec=c.info.pcmLittleEndian?"pcm-s24":"pcm-s24be";else if(C==="in32")c.info.codec=c.info.pcmLittleEndian?"pcm-s32":"pcm-s32be";else if(C==="fl32")c.info.codec=c.info.pcmLittleEndian?"pcm-f32":"pcm-f32be";else if(C==="fl64")c.info.codec=c.info.pcmLittleEndian?"pcm-f64":"pcm-f64be";else if(C==="ipcm"){const B=c.info.pcmSampleSize;c.info.pcmLittleEndian?B===16?c.info.codec="pcm-s16":B===24?c.info.codec="pcm-s24":B===32?c.info.codec="pcm-s32":(ke._warn(`Invalid ipcm sample size ${B}.`),c.info.codec=null):B===16?c.info.codec="pcm-s16be":B===24?c.info.codec="pcm-s24be":B===32?c.info.codec="pcm-s32be":(ke._warn(`Invalid ipcm sample size ${B}.`),c.info.codec=null)}else if(C==="fpcm"){const B=c.info.pcmSampleSize;c.info.pcmLittleEndian?B===32?c.info.codec="pcm-f32":B===64?c.info.codec="pcm-f64":(ke._warn(`Invalid fpcm sample size ${B}.`),c.info.codec=null):B===32?c.info.codec="pcm-f32be":B===64?c.info.codec="pcm-f64be":(ke._warn(`Invalid fpcm sample size ${B}.`),c.info.codec=null)}else if(C==="lpcm"&&_!==null){const B=S+7>>3,P=!!(_&1),D=!!(_&2),z=_&4?-1:0;S>0&&S<=64&&(P?S===32&&(c.info.codec=D?"pcm-f32be":"pcm-f32"):z&1<0?(c.encryptionInfo.defaultCryptByteBlock=m>>4,c.encryptionInfo.defaultSkipByteBlock=m&15):(c.encryptionInfo.defaultCryptByteBlock=0,c.encryptionInfo.defaultSkipByteBlock=0),c.encryptionInfo.defaultIsProtected=oe(n)!==0,c.encryptionInfo.defaultPerSampleIvSize=oe(n),c.encryptionInfo.defaultKid=Is(fe(n,16)),c.encryptionInfo.defaultIsProtected&&c.encryptionInfo.defaultPerSampleIvSize===0){const p=oe(n),y=new Uint8Array(16);y.set(fe(n,p),0),c.encryptionInfo.defaultConstantIv=y}}break;case"avcC":{const c=this.currentTrack;if(!c)break;x(c.info),c.info.codecDescription=fe(n,r.contentSize)}break;case"hvcC":{const c=this.currentTrack;if(!c)break;x(c.info),c.info.codecDescription=fe(n,r.contentSize)}break;case"vpcC":{const c=this.currentTrack;if(!c)break;x(c.info?.type==="video"),n.skip(4);const d=oe(n),m=oe(n),p=oe(n),y=p>>4,g=p>>1&7,k=p&1,T=oe(n),w=oe(n),S=oe(n);c.info.vp9CodecInfo={profile:d,level:m,bitDepth:y,chromaSubsampling:g,videoFullRangeFlag:k,colourPrimaries:T,transferCharacteristics:w,matrixCoefficients:S}}break;case"av1C":{const c=this.currentTrack;if(!c)break;x(c.info?.type==="video"),n.skip(1);const d=oe(n),m=d>>5,p=d&31,y=oe(n),g=y>>7,k=y>>6&1,T=y>>5&1,w=y>>4&1,S=y>>3&1,E=y>>2&1,_=y&3,C=m===2&&k?T?12:10:k?10:8;c.info.av1CodecInfo={profile:m,level:p,tier:g,bitDepth:C,monochrome:w,chromaSubsamplingX:S,chromaSubsamplingY:E,chromaSamplePosition:_}}break;case"colr":{const c=this.currentTrack;if(!c)break;x(c.info?.type==="video");const d=Je(n,4);if(d!=="nclx"&&d!=="nclc")break;const m=at(n),p=at(n),y=at(n);let g;d==="nclx"&&(g=!!(oe(n)&128)),c.info.colorSpace={primaries:mo[m],transfer:po[p],matrix:go[y],fullRange:g}}break;case"pasp":{const c=this.currentTrack;if(!c)break;x(c.info?.type==="video");const d=ee(n),m=ee(n);d>0&&m>0&&(d>m?c.info.squarePixelWidth=Math.round(c.info.width*d/m):c.info.squarePixelHeight=Math.round(c.info.height*m/d))}break;case"wave":this.readContiguousBoxes(n.slice(o,r.contentSize));break;case"esds":{const c=this.currentTrack;if(!c)break;x(c.info?.type==="audio"),n.skip(4);const d=oe(n);x(d===3),rf(n),n.skip(2);const m=oe(n),p=(m&128)!==0,y=(m&64)!==0,g=(m&32)!==0;if(p&&n.skip(2),y){const E=oe(n);n.skip(E)}g&&n.skip(2);const k=oe(n);x(k===4);const T=rf(n),w=n.filePos,S=oe(n);if(S===64||S===103?(c.info.codec="aac",c.info.aacCodecInfo={isMpeg2:S===103,objectType:null}):S===105||S===107?c.info.codec="mp3":S===221?c.info.codec="vorbis":ke._warn(`Unsupported audio codec (objectTypeIndication ${S}) - discarding track.`),n.skip(12),T>n.filePos-w){const E=oe(n);x(E===5);const _=rf(n);if(c.info.codecDescription=fe(n,_),c.info.codec==="aac"){const C=r0(c.info.codecDescription);C.numberOfChannels!==null&&(c.info.numberOfChannels=C.numberOfChannels),C.sampleRate!==null&&(c.info.sampleRate=C.sampleRate)}}}break;case"enda":{const c=this.currentTrack;if(!c)break;x(c.info?.type==="audio"),c.info.pcmLittleEndian=!!(at(n)&255)}break;case"pcmC":{const c=this.currentTrack;if(!c)break;x(c.info?.type==="audio"),n.skip(4);const d=oe(n);c.info.pcmLittleEndian=!!(d&1),c.info.pcmSampleSize=oe(n)}break;case"dOps":{const c=this.currentTrack;if(!c)break;x(c.info?.type==="audio"),n.skip(1);const d=oe(n),m=at(n),p=ee(n),y=Ef(n),g=oe(n);let k;g!==0?k=fe(n,2+d):k=new Uint8Array(0);const T=new Uint8Array(19+k.byteLength),w=new DataView(T.buffer);w.setUint32(0,1332770163,!1),w.setUint32(4,1214603620,!1),w.setUint8(8,1),w.setUint8(9,d),w.setUint16(10,m,!0),w.setUint32(12,p,!0),w.setInt16(16,y,!0),w.setUint8(18,g),T.set(k,19),c.info.codecDescription=T,c.info.numberOfChannels=d}break;case"dfLa":{const c=this.currentTrack;if(!c)break;x(c.info?.type==="audio"),n.skip(4);const d=127,m=128,p=n.filePos;for(;n.filePos>>12,B=(_>>9&7)+1;c.info.sampleRate=C,c.info.numberOfChannels=B,n.skip(20)}else n.skip(S);if(w&m)break}const y=n.filePos;n.filePos=p;const g=fe(n,y-p),k=new Uint8Array(4+g.byteLength);new DataView(k.buffer).setUint32(0,1716281667,!1),k.set(g,4),c.info.codecDescription=k}break;case"dac3":{const c=this.currentTrack;if(!c)break;x(c.info?.type==="audio");const d=fe(n,3),m=new Me(d),p=m.readBits(2);m.skipBits(8);const y=m.readBits(3),g=m.readBits(1);p<3&&(c.info.sampleRate=_o[p]),c.info.numberOfChannels=Lf[y]+g}break;case"dec3":{const c=this.currentTrack;if(!c)break;x(c.info?.type==="audio");const d=fe(n,r.contentSize),m=CS(d);if(!m){ke._warn("Invalid dec3 box contents, ignoring.");break}const p=w0(m);p!==null&&(c.info.sampleRate=p),c.info.numberOfChannels=x0(m)}break;case"stts":{const c=this.currentTrack;if(!c||!c.sampleTable)break;n.skip(4);const d=ee(n);let m=0,p=0;for(let y=0;yC.id===d);if(!m)break;const p=ee(n),y=(p&48)>>4,g=(p&12)>>2,k=p&3,T=[oe,at,Kn,ee],w=T[y],S=T[g],E=T[k],_=ee(n);for(let C=0;C<_;C++){const B=c===1?cn(n):ee(n),P=c===1?cn(n):ee(n);w(n),S(n),E(n),m.fragmentLookupTable.push({timestamp:B,moofOffset:P})}m.fragmentLookupTable.sort((C,B)=>C.timestamp-B.timestamp);for(let C=0;C({presentationTimestamp:y.presentationTimestamp,sampleIndex:g})).sort((y,g)=>y.presentationTimestamp-g.presentationTimestamp);for(let y=0;y_.id===w);if(!S)break;const E=this.fragmentTrackDefaults.find(_=>_.trackId===w);this.currentTrack=S,S.currentFragmentState={baseDataOffset:this.currentFragment.implicitBaseDataOffset,sampleDescriptionIndex:E?.defaultSampleDescriptionIndex??null,defaultSampleDuration:E?.defaultSampleDuration??null,defaultSampleSize:E?.defaultSampleSize??null,defaultSampleFlags:E?.defaultSampleFlags??null,startTimestamp:null,encryptionAuxInfo:null},d?S.currentFragmentState.baseDataOffset=cn(n):T&&(S.currentFragmentState.baseDataOffset=this.currentFragment.moofOffset),m&&(S.currentFragmentState.sampleDescriptionIndex=ee(n)),p&&(S.currentFragmentState.defaultSampleDuration=ee(n)),y&&(S.currentFragmentState.defaultSampleSize=ee(n)),g&&(S.currentFragmentState.defaultSampleFlags=ee(n)),k&&(S.currentFragmentState.defaultSampleDuration=0)}break;case"tfdt":{const c=this.currentTrack;if(!c)break;x(c.currentFragmentState);const d=oe(n);n.skip(3);const m=d===0?ee(n):cn(n);c.currentFragmentState.startTimestamp=m}break;case"trun":{const c=this.currentTrack;if(!c)break;x(this.currentFragment),x(c.currentFragmentState);const d=oe(n),m=Kn(n),p=!!(m&1),y=!!(m&4),g=!!(m&256),k=!!(m&512),T=!!(m&1024),w=!!(m&2048),S=ee(n);let E=null;p&&(E=si(n));let _=null;y&&(_=ee(n));let C;this.currentFragment.trackData.has(c.id)?(C=this.currentFragment.trackData.get(c.id),E!==null&&(C.currentOffset=c.currentFragmentState.baseDataOffset+E)):(C={track:c,currentTimestamp:0,currentOffset:c.currentFragmentState.baseDataOffset+(E??0),startTimestamp:0,endTimestamp:0,firstKeyFrameTimestamp:null,samples:[],presentationTimestamps:[],startTimestampIsFinal:!1,encryptionAuxInfo:null},this.currentFragment.trackData.set(c.id,C));for(let B=0;B0&&(y=fe(n,p));const g=pg(c);g.defaultSampleInfoSize=m,g.sampleSizes=y,g.sampleCount=p}break;case"saio":{const c=this.currentTrack;if(!c||!c.encryptionInfo)break;const d=oe(n);if(Kn(n)&1){const k=Je(n,4),T=ee(n);if(k!==c.encryptionInfo.scheme||T!==0)break}const p=ee(n);if(p===0)break;p>1&&ke._warn("Multiple saio entries are not supported; using the first offset only.");let y=d===0?ee(n):Number(cn(n));this.currentFragment&&(y+=this.currentFragment.moofOffset);const g=pg(c);g.offset=y}break;case"senc":{const c=this.currentTrack;if(!c||!c.encryptionInfo)break;x(this.currentFragment);const d=this.currentFragment.trackData.get(c.id);if(!d)break;n.skip(1);const p=!!(Kn(n)&2),y=ee(n),g=c.encryptionInfo.defaultPerSampleIvSize;x(g!==null);for(let k=0;k0?T.set(fe(n,g),0):T.set(c.encryptionInfo.defaultConstantIv,0);let w=null;if(p){const E=at(n);w=[];for(let _=0;_0&&(this.metadataTags.trackNumber??=T),w&&Number.isInteger(w)&&w>0&&(this.metadataTags.tracksTotal??=w)}break;case"trkn":if(g instanceof Uint8Array&&g.length>=6){const k=Re(g),T=k.getUint16(2,!1),w=k.getUint16(4,!1);T>0&&(this.metadataTags.trackNumber??=T),w>0&&(this.metadataTags.tracksTotal??=w)}break;case"disc":case"disk":if(g instanceof Uint8Array&&g.length>=6){const k=Re(g),T=k.getUint16(2,!1),w=k.getUint16(4,!1);T>0&&(this.metadataTags.discNumber??=T),w>0&&(this.metadataTags.discsTotal??=w)}break}}}break}return n.filePos=u,!0}}class B0{constructor(n){this.internalTrack=n,this.packetToSampleIndex=new WeakMap,this.packetToFragmentLocation=new WeakMap}getId(){return this.internalTrack.id}getNumber(){const n=this.internalTrack.demuxer,i=this.internalTrack.trackBacking.getType();let r=0;for(const o of n.tracks)if(o.trackBacking.getType()===i&&r++,o===this.internalTrack)break;return r}getCodec(){throw new Error("Not implemented on base class.")}getInternalCodecId(){return this.internalTrack.internalCodecId}getName(){return this.internalTrack.name}getLanguageCode(){return this.internalTrack.languageCode}getTimeResolution(){return this.internalTrack.timescale}isRelativeToUnixEpoch(){return!1}getUnixTimeForTimestamp(){return null}getDisposition(){return this.internalTrack.disposition}getPairingMask(){return 1n}getBitrate(){return null}getAverageBitrate(){return null}async getDurationFromMetadata(){const n=this.internalTrack;return n.durationInMediaTimescale<=0?null:(x(n.trackBacking),((await n.trackBacking.getFirstPacket({metadataOnly:!0}))?.timestamp??0)+n.durationInMediaTimescale/n.timescale)}async getLiveRefreshInterval(){return null}async getFirstPacket(n){const i=await this.fetchPacketForSampleIndex(0,n);return i||!this.internalTrack.demuxer.isFragmented?i:this.performFragmentedLookup(null,r=>r.trackData.get(this.internalTrack.id)?{sampleIndex:0,correctSampleFound:!0}:{sampleIndex:-1,correctSampleFound:!1},-1/0,1/0,n)}mapTimestampIntoTimescale(n){return Os(n*this.internalTrack.timescale)+this.internalTrack.editListOffset}async getPacket(n,i){const r=this.mapTimestampIntoTimescale(n),o=this.internalTrack.demuxer.getSampleTableForTrack(this.internalTrack),u=bf(o,r),c=await this.fetchPacketForSampleIndex(u,i);return!mg(o)||!this.internalTrack.demuxer.isFragmented?c:this.performFragmentedLookup(null,d=>{const m=d.trackData.get(this.internalTrack.id);if(!m)return{sampleIndex:-1,correctSampleFound:!1};const p=Oe(m.presentationTimestamps,r,k=>k.presentationTimestamp),y=p!==-1?m.presentationTimestamps[p].sampleIndex:-1,g=p!==-1&&r{if(u===o.fragment){const c=u.trackData.get(this.internalTrack.id);if(o.sampleIndex+1{const m=d.trackData.get(this.internalTrack.id);if(!m)return{sampleIndex:-1,correctSampleFound:!1};const p=If(m.presentationTimestamps,k=>m.samples[k.sampleIndex].isKeyFrame&&k.presentationTimestamp<=r),y=p!==-1?m.presentationTimestamps[p].sampleIndex:-1,g=p!==-1&&r{if(u===o.fragment){const d=u.trackData.get(this.internalTrack.id).samples.findIndex((m,p)=>m.isKeyFrame&&p>o.sampleIndex);if(d!==-1)return{sampleIndex:d,correctSampleFound:!0}}else{const c=u.trackData.get(this.internalTrack.id);if(c&&c.firstKeyFrameTimestamp!==null){const d=c.samples.findIndex(m=>m.isKeyFrame);return x(d!==-1),{sampleIndex:d,correctSampleFound:!0}}}return{sampleIndex:-1,correctSampleFound:!1}},-1/0,1/0,i)}async fetchPacketForSampleIndex(n,i){if(n===-1)return null;const r=this.internalTrack.demuxer.getSampleTableForTrack(this.internalTrack),o=DS(r,n);if(!o)return null;let u;if(i.metadataOnly)u=Wt;else{let p=this.internalTrack.demuxer.reader.requestSlice(o.sampleOffset,o.sampleSize);if(p instanceof Promise&&(p=await p),!p)return null;if(u=fe(p,o.sampleSize),this.internalTrack.encryptionAuxInfo){x(this.internalTrack.encryptionInfo);const y=await D0(this.internalTrack.demuxer.reader,this.internalTrack.encryptionInfo,this.internalTrack.encryptionAuxInfo);nE.timestamp),g=y!==-1?this.internalTrack.fragmentLookupTable[y]:null,k=Oe(this.internalTrack.fragmentPositionCache,r,E=>E.startTimestamp),T=k!==-1?this.internalTrack.fragmentPositionCache[k]:null,w=Math.max(g?.moofOffset??0,T?.moofOffset??0)||null;let S;for(n?w===null||n.moofOffset>=w?(S=n.moofOffset+n.moofSize,d=n):S=w:S=w??0;;){if(d){const B=d.trackData.get(this.internalTrack.id);if(B&&B.startTimestamp>o)break}let E=c.reader.requestSliceRange(S,er,Cs);if(E instanceof Promise&&(E=await E),!E)break;const _=S,C=Pa(E);if(!C)break;if(C.name==="moof"){d=await c.readFragment(_);const{sampleIndex:B,correctSampleFound:P}=i(d);if(P)return this.fetchPacketInFragment(d,B,u);B!==-1&&(m=d,p=B)}S=_+C.totalSize}if(g&&(!m||m.moofOffset{if(this.internalTrack.info.codec==="vp9"&&!this.internalTrack.info.vp9CodecInfo){const i=await this.getFirstPacket({});this.internalTrack.info.vp9CodecInfo=i&&k0(i.data)}else if(this.internalTrack.info.codec==="av1"&&!this.internalTrack.info.av1CodecInfo){const i=await this.getFirstPacket({});this.internalTrack.info.av1CodecInfo=i&&S0(i.data)}const n={codec:Uf(this.internalTrack.info),codedWidth:this.internalTrack.info.width,codedHeight:this.internalTrack.info.height,description:this.internalTrack.info.codecDescription??void 0,colorSpace:this.internalTrack.info.colorSpace??void 0};return(this.internalTrack.info.width!==this.internalTrack.info.squarePixelWidth||this.internalTrack.info.height!==this.internalTrack.info.squarePixelHeight)&&(n.displayAspectWidth=this.internalTrack.info.squarePixelWidth,n.displayAspectHeight=this.internalTrack.info.squarePixelHeight),n})():null}}class hg extends B0{constructor(n){super(n),this.decoderConfig=null,this.internalTrack=n}getType(){return"audio"}getCodec(){return this.internalTrack.info.codec}getNumberOfChannels(){return this.internalTrack.info.numberOfChannels}getSampleRate(){return this.internalTrack.info.sampleRate}async getDecoderConfig(){return this.internalTrack.info.codec?this.decoderConfig??={codec:Ff(this.internalTrack.info),numberOfChannels:this.internalTrack.info.numberOfChannels,sampleRate:this.internalTrack.info.sampleRate,description:this.internalTrack.info.codecDescription??void 0}:null}}const bf=(l,n)=>{if(l.presentationTimestamps){const i=Oe(l.presentationTimestamps,n,r=>r.presentationTimestamp);return i===-1?-1:l.presentationTimestamps[i].sampleIndex}else{const i=Oe(l.sampleTimingEntries,n,o=>o.startDecodeTimestamp);if(i===-1)return-1;const r=l.sampleTimingEntries[i];return r.startIndex+Math.min(Math.floor((n-r.startDecodeTimestamp)/r.delta),r.count-1)}},BS=(l,n)=>{if(!l.keySampleIndices)return bf(l,n);if(l.presentationTimestamps){const i=Oe(l.presentationTimestamps,n,r=>r.presentationTimestamp);if(i===-1)return-1;for(let r=i;r>=0;r--){const o=l.presentationTimestamps[r].sampleIndex;if(Fs(l.keySampleIndices,o,c=>c)!==-1)return o}return-1}else{const i=bf(l,n),r=Oe(l.keySampleIndices,i,o=>o);return l.keySampleIndices[r]??-1}},DS=(l,n)=>{const i=Oe(l.sampleTimingEntries,n,_=>_.startIndex),r=l.sampleTimingEntries[i];if(!r||r.startIndex+r.count<=n)return null;let u=r.startDecodeTimestamp+(n-r.startIndex)*r.delta;const c=Oe(l.sampleCompositionTimeOffsets,n,_=>_.startIndex),d=l.sampleCompositionTimeOffsets[c];d&&n-d.startIndex_.startSampleIndex),y=l.sampleToChunk[p];x(y);const g=y.startChunkIndex+Math.floor((n-y.startSampleIndex)/y.samplesPerChunk),k=l.chunkOffsets[g],T=y.startSampleIndex+(g-y.startChunkIndex)*y.samplesPerChunk;let w=0,S=k;if(l.sampleSizes.length===1)S+=m*(n-T),w+=m*y.samplesPerChunk;else for(let _=T;__)!==-1:!0}},IS=(l,n)=>{if(!l.keySampleIndices)return n+1;const i=Oe(l.keySampleIndices,n,r=>r);return l.keySampleIndices[i+1]??-1},sf=(l,n)=>{l.startTimestamp+=n,l.endTimestamp+=n;for(const i of l.samples)i.presentationTimestamp+=n;for(const i of l.presentationTimestamps)i.presentationTimestamp+=n},RS=l=>{const[n,i]=l,r=Math.atan2(i,n);return Number.isFinite(r)?r*(180/Math.PI):0},mg=l=>l.sampleSizes.length===0,pg=l=>l.currentFragmentState?l.currentFragmentState.encryptionAuxInfo??={defaultSampleInfoSize:0,sampleSizes:null,sampleCount:0,offset:null,resolved:null}:l.encryptionAuxInfo??={defaultSampleInfoSize:0,sampleSizes:null,sampleCount:0,offset:null,resolved:null},D0=async(l,n,i)=>{if(i.resolved)return i.resolved;if(i.offset===null||i.sampleCount===0)throw new Error("Incomplete saiz/saio info; cannot resolve encryption data.");let r=0;if(i.defaultSampleInfoSize>0)r=i.defaultSampleInfoSize*i.sampleCount;else{x(i.sampleSizes);for(let d=0;d0?i.defaultSampleInfoSize:i.sampleSizes[d],p=new Uint8Array(16);u>0?p.set(fe(o,u),0):p.set(n.defaultConstantIv,0);let y=null;if(m>u){const g=at(o);y=[];for(let k=0;k{x(l.encryptionInfo);const o=l.encryptionInfo;x(o.defaultKid!==null);const u=o.defaultKid;let c;const d=l.demuxer.decryptionKeyCache.get(u);if(d)c=await d;else{if(!l.demuxer.input._formatOptions.isobmff?.resolveKeyId)throw new Error("Encrypted media samples encountered. To decrypt them, please provide a callback for InputOptions.formatOptions.isobmff.resolveKeyId.");const m=(async()=>{let p=l.demuxer.psshBoxes;if(r){p=[...p,...r.psshBoxes].filter(g=>g.keyIds===null||g.keyIds.includes(u));for(let g=0;g{const o=new Uint8Array(16);o.set(i.iv,0);const u=await crypto.subtle.importKey("raw",l,{name:"AES-CTR"},!1,["decrypt"]),c=async w=>{const S=await crypto.subtle.decrypt({name:"AES-CTR",counter:o,length:64},u,w);return new Uint8Array(S)};if(!i.subsamples)return c(r);x(n.defaultCryptByteBlock!==null&&n.defaultSkipByteBlock!==null);const d=I0(i.subsamples,n.defaultCryptByteBlock,n.defaultSkipByteBlock);let m=0;for(const w of d)for(const S of w.perSubsample)m+=S.length;const p=new Uint8Array(m);let y=0;for(const w of d)for(const S of w.perSubsample)p.set(r.subarray(S.offset,S.offset+S.length),y),y+=S.length;const g=await c(p),k=new Uint8Array(r);let T=0;for(const w of d)for(const S of w.perSubsample)k.set(g.subarray(T,T+S.length),S.offset),T+=S.length;return k},zS=(l,n,i,r)=>{const o=new P0;o.init({key:l,iv:i.iv});const u=n.defaultCryptByteBlock,c=n.defaultSkipByteBlock;if(x(u!==null&&c!==null),!i.subsamples){const y=new Uint8Array(r),g=Math.floor(r.length/16);for(let k=0;k{const r=[],o=n!==0||i!==0;let u=0;for(const c of l){u+=c.clearLen;const d=[];if(!o)c.protectedLen>0&&d.push({offset:u,length:c.protectedLen}),u+=c.protectedLen;else{let m=c.protectedLen,p=u;for(;m>0&&!(m<16*n);){const y=16*n;d.push({offset:p,length:y}),p+=y,m-=y;const g=Math.min(16*i,m);p+=g,m-=g}u+=c.protectedLen}r.push({perSubsample:d})}return r};var K;(function(l){l[l.EBML=440786851]="EBML",l[l.EBMLVersion=17030]="EBMLVersion",l[l.EBMLReadVersion=17143]="EBMLReadVersion",l[l.EBMLMaxIDLength=17138]="EBMLMaxIDLength",l[l.EBMLMaxSizeLength=17139]="EBMLMaxSizeLength",l[l.DocType=17026]="DocType",l[l.DocTypeVersion=17031]="DocTypeVersion",l[l.DocTypeReadVersion=17029]="DocTypeReadVersion",l[l.Void=236]="Void",l[l.Segment=408125543]="Segment",l[l.SeekHead=290298740]="SeekHead",l[l.Seek=19899]="Seek",l[l.SeekID=21419]="SeekID",l[l.SeekPosition=21420]="SeekPosition",l[l.Duration=17545]="Duration",l[l.Info=357149030]="Info",l[l.TimestampScale=2807729]="TimestampScale",l[l.MuxingApp=19840]="MuxingApp",l[l.WritingApp=22337]="WritingApp",l[l.Tracks=374648427]="Tracks",l[l.TrackEntry=174]="TrackEntry",l[l.TrackNumber=215]="TrackNumber",l[l.TrackUID=29637]="TrackUID",l[l.TrackType=131]="TrackType",l[l.FlagEnabled=185]="FlagEnabled",l[l.FlagDefault=136]="FlagDefault",l[l.FlagForced=21930]="FlagForced",l[l.FlagOriginal=21934]="FlagOriginal",l[l.FlagHearingImpaired=21931]="FlagHearingImpaired",l[l.FlagVisualImpaired=21932]="FlagVisualImpaired",l[l.FlagCommentary=21935]="FlagCommentary",l[l.FlagLacing=156]="FlagLacing",l[l.Name=21358]="Name",l[l.Language=2274716]="Language",l[l.LanguageBCP47=2274717]="LanguageBCP47",l[l.CodecID=134]="CodecID",l[l.CodecPrivate=25506]="CodecPrivate",l[l.CodecDelay=22186]="CodecDelay",l[l.SeekPreRoll=22203]="SeekPreRoll",l[l.DefaultDuration=2352003]="DefaultDuration",l[l.Video=224]="Video",l[l.PixelWidth=176]="PixelWidth",l[l.PixelHeight=186]="PixelHeight",l[l.DisplayWidth=21680]="DisplayWidth",l[l.DisplayHeight=21690]="DisplayHeight",l[l.DisplayUnit=21682]="DisplayUnit",l[l.AlphaMode=21440]="AlphaMode",l[l.Audio=225]="Audio",l[l.SamplingFrequency=181]="SamplingFrequency",l[l.Channels=159]="Channels",l[l.BitDepth=25188]="BitDepth",l[l.SimpleBlock=163]="SimpleBlock",l[l.BlockGroup=160]="BlockGroup",l[l.Block=161]="Block",l[l.BlockAdditions=30113]="BlockAdditions",l[l.BlockMore=166]="BlockMore",l[l.BlockAdditional=165]="BlockAdditional",l[l.BlockAddID=238]="BlockAddID",l[l.BlockDuration=155]="BlockDuration",l[l.ReferenceBlock=251]="ReferenceBlock",l[l.Cluster=524531317]="Cluster",l[l.Timestamp=231]="Timestamp",l[l.Cues=475249515]="Cues",l[l.CuePoint=187]="CuePoint",l[l.CueTime=179]="CueTime",l[l.CueTrackPositions=183]="CueTrackPositions",l[l.CueTrack=247]="CueTrack",l[l.CueClusterPosition=241]="CueClusterPosition",l[l.Colour=21936]="Colour",l[l.MatrixCoefficients=21937]="MatrixCoefficients",l[l.TransferCharacteristics=21946]="TransferCharacteristics",l[l.Primaries=21947]="Primaries",l[l.Range=21945]="Range",l[l.Projection=30320]="Projection",l[l.ProjectionType=30321]="ProjectionType",l[l.ProjectionPoseRoll=30325]="ProjectionPoseRoll",l[l.Attachments=423732329]="Attachments",l[l.AttachedFile=24999]="AttachedFile",l[l.FileDescription=18046]="FileDescription",l[l.FileName=18030]="FileName",l[l.FileMediaType=18016]="FileMediaType",l[l.FileData=18012]="FileData",l[l.FileUID=18094]="FileUID",l[l.Chapters=272869232]="Chapters",l[l.Tags=307544935]="Tags",l[l.Tag=29555]="Tag",l[l.Targets=25536]="Targets",l[l.TargetTypeValue=26826]="TargetTypeValue",l[l.TargetType=25546]="TargetType",l[l.TagTrackUID=25541]="TagTrackUID",l[l.TagEditionUID=25545]="TagEditionUID",l[l.TagChapterUID=25540]="TagChapterUID",l[l.TagAttachmentUID=25542]="TagAttachmentUID",l[l.SimpleTag=26568]="SimpleTag",l[l.TagName=17827]="TagName",l[l.TagLanguage=17530]="TagLanguage",l[l.TagString=17543]="TagString",l[l.TagBinary=17541]="TagBinary",l[l.ContentEncodings=28032]="ContentEncodings",l[l.ContentEncoding=25152]="ContentEncoding",l[l.ContentEncodingOrder=20529]="ContentEncodingOrder",l[l.ContentEncodingScope=20530]="ContentEncodingScope",l[l.ContentCompression=20532]="ContentCompression",l[l.ContentCompAlgo=16980]="ContentCompAlgo",l[l.ContentCompSettings=16981]="ContentCompSettings",l[l.ContentEncryption=20533]="ContentEncryption"})(K||(K={}));const MS=[K.EBML,K.Segment],Ns=[K.SeekHead,K.Info,K.Cluster,K.Tracks,K.Cues,K.Attachments,K.Chapters,K.Tags],uo=[...MS,...Ns],Sf=8,un=2,Zn=2*Sf,R0=l=>{if(l.remainingLength<1)return null;const n=oe(l);if(l.skip(-1),n===0)return null;let i=1,r=128;for(;(n&r)===0;)i++,r>>=1;return l.remainingLength{if(l.remainingLength<1)return null;const n=oe(l);if(n===0)return null;let i=1,r=128;for(;(n&r)===0;)i++,r>>=1;if(l.remainingLength{if(n<1||n>8)throw new Error("Bad unsigned int size "+n);let i=0;for(let r=0;r{if(n<1)throw new Error("Bad unsigned int size "+n);let i=0n;for(let r=0;r{const n=R0(l);return n===null||l.remainingLength{if(l.remainingLength<1)return null;if(oe(l)===255)return;l.skip(-1);const i=_s(l);if(i===null)return null;if(i!==72057594037927940)return i},Qn=l=>{x(l.remainingLength>=un);const n=jf(l);if(n===null)return null;const i=O0(l);return i===null?null:{id:n,size:i}},rr=(l,n)=>{const i=fe(l,n);let r=0;for(;r{const i=fe(l,n);let r=0;for(;r{if(n===0)return 0;if(n!==4&&n!==8)throw new Error("Bad float size "+n);return n===4?uT(l):iy(l)},Tf=async(l,n,i,r)=>{const o=new Set(i);let u=n;for(;r===null||uu?r:u,found:!1}},z0=async(l,n,i,r)=>{const u=new Set(i);let c=n;for(;c{let i=(l.hasVideo?"video/":l.hasAudio?"audio/":"application/")+(l.isWebM?"webm":"x-matroska");if(l.codecStrings.length>0){const r=[...new Set(l.codecStrings.filter(Boolean))];i+=`; codecs="${r.join(", ")}"`}return i};var Yn;(function(l){l[l.None=0]="None",l[l.Xiph=1]="Xiph",l[l.FixedSize=2]="FixedSize",l[l.Ebml=3]="Ebml"})(Yn||(Yn={}));var So;(function(l){l[l.Block=1]="Block",l[l.Private=2]="Private",l[l.Next=4]="Next"})(So||(So={}));var Ps;(function(l){l[l.Zlib=0]="Zlib",l[l.Bzlib=1]="Bzlib",l[l.lzo1x=2]="lzo1x",l[l.HeaderStripping=3]="HeaderStripping"})(Ps||(Ps={}));const of=[{id:K.SeekHead,flag:"seekHeadSeen"},{id:K.Info,flag:"infoSeen"},{id:K.Tracks,flag:"tracksSeen"},{id:K.Cues,flag:"cuesSeen"}],M0=10*2**20;class FS extends ta{constructor(n){super(n),this.readMetadataPromise=null,this.segments=[],this.currentSegment=null,this.currentTrack=null,this.currentCluster=null,this.currentBlock=null,this.currentBlockAdditional=null,this.currentCueTime=null,this.currentDecodingInstruction=null,this.currentTagTargetIsMovie=!0,this.currentSimpleTagName=null,this.currentAttachedFile=null,this.isWebM=!1,this.reader=n._reader}async getTrackBackings(){return await this.readMetadata(),this.segments.flatMap(n=>n.tracks.map(i=>i.trackBacking))}async getMimeType(){await this.readMetadata();const n=await this.getTrackBackings(),i=await Promise.all(n.map(r=>r.getDecoderConfig().then(o=>o?.codec??null)));return US({isWebM:this.isWebM,hasVideo:this.segments.some(r=>r.tracks.some(o=>o.info?.type==="video")),hasAudio:this.segments.some(r=>r.tracks.some(o=>o.info?.type==="audio")),codecStrings:i.filter(Boolean)})}async getMetadataTags(){await this.readMetadata();for(const i of this.segments)i.metadataTagsCollected||(this.reader.fileSize!==null&&await this.loadSegmentMetadata(i),i.metadataTagsCollected=!0);let n={};for(const i of this.segments)n={...n,...i.metadataTags};return n}readMetadata(){return this.readMetadataPromise??=(async()=>{let n=0;for(;;){let i=this.reader.requestSliceRange(n,un,Zn);if(i instanceof Promise&&(i=await i),!i)break;const r=Qn(i);if(!r)break;const o=r.id;let u=r.size;const c=i.filePos;if(o===K.EBML){Aa(u);let d=this.reader.requestSlice(c,u);if(d instanceof Promise&&(d=await d),!d)break;this.readContiguousElements(d)}else if(o===K.Segment){if(await this.readSegment(c,u),u===void 0||this.reader.fileSize===null)break}else if(o===K.Cluster){if(this.reader.fileSize===null)break;u===void 0&&(u=(await Tf(this.reader,c,uo,this.reader.fileSize)).pos-c);const d=Zt(this.segments);d&&(d.elementEndPos=c+u)}Aa(u),n=c+u}})()}async readSegment(n,i){this.currentSegment={seekHeadSeen:!1,infoSeen:!1,tracksSeen:!1,cuesSeen:!1,tagsSeen:!1,attachmentsSeen:!1,timestampScale:-1,timestampFactor:-1,duration:-1,seekEntries:[],tracks:[],cuePoints:[],dataStartPos:n,elementEndPos:i===void 0?null:n+i,clusterSeekStartPos:n,lastReadCluster:null,metadataTags:{},metadataTagsCollected:!1},this.segments.push(this.currentSegment);let r=n;for(;this.currentSegment.elementEndPos===null||rw.id===y);if(T!==-1){const w=of[T].flag;this.currentSegment[w]=!0,Aa(g);let S=this.reader.requestSlice(k,g);S instanceof Promise&&(S=await S),S&&this.readContiguousElements(S)}else if(y===K.Tags||y===K.Attachments){y===K.Tags?this.currentSegment.tagsSeen=!0:this.currentSegment.attachmentsSeen=!0,Aa(g);let w=this.reader.requestSlice(k,g);w instanceof Promise&&(w=await w),w&&this.readContiguousElements(w)}else if(y===K.Cluster){this.currentSegment.clusterSeekStartPos=m;break}if(g===void 0)break;r=k+g}if(this.currentSegment.seekEntries.sort((d,m)=>d.segmentPosition-m.segmentPosition),this.reader.fileSize!==null)for(const d of this.currentSegment.seekEntries){const m=of.find(w=>w.id===d.id);if(!m||this.currentSegment[m.flag])continue;let p=this.reader.requestSliceRange(n+d.segmentPosition,un,Zn);if(p instanceof Promise&&(p=await p),!p)continue;const y=Qn(p);if(!y)continue;const{id:g,size:k}=y;if(g!==m.id)continue;Aa(k),this.currentSegment[m.flag]=!0;let T=this.reader.requestSlice(p.filePos,k);T instanceof Promise&&(T=await T),T&&this.readContiguousElements(T)}this.currentSegment.timestampScale===-1&&(this.currentSegment.timestampScale=1e6,this.currentSegment.timestampFactor=1e9/1e6);for(const d of this.currentSegment.tracks)d.defaultDurationNs!==null&&(d.defaultDuration=this.currentSegment.timestampFactor*d.defaultDurationNs/1e9);const o=new Map(this.currentSegment.tracks.map(d=>[d.id,d]));for(const d of this.currentSegment.cuePoints){const m=o.get(d.trackId);m&&m.cuePoints.push(d)}for(const d of this.currentSegment.tracks){d.cuePoints.sort((m,p)=>m.time-p.time);for(let m=0;mc&&(c=d.cuePoints.length,u=d);for(const d of this.currentSegment.tracks)d.cuePoints.length===0&&(d.cuePoints=u.cuePoints);this.currentSegment=null}async readCluster(n,i){if(i.lastReadCluster?.elementStartPos===n)return i.lastReadCluster;let r=this.reader.requestSliceRange(n,un,Zn);r instanceof Promise&&(r=await r),x(r);const o=n,u=Qn(r);x(u);const c=u.id;x(c===K.Cluster);let d=u.size;const m=r.filePos;d===void 0&&(d=(await Tf(this.reader,m,uo,i.elementEndPos)).pos-m);let p=this.reader.requestSlice(m,d);p instanceof Promise&&(p=await p);const y={segment:i,elementStartPos:o,elementEndPos:m+d,dataStartPos:m,timestamp:-1,trackData:new Map};if(this.currentCluster=y,p){const g=this.readContiguousElements(p,uo);y.elementEndPos=g}for(const[,g]of y.trackData){const k=g.track;x(g.blocks.length>0);let T=!1;for(let _=0;_({timestamp:_.timestamp,blockIndex:C})).sort((_,C)=>_.timestamp-C.timestamp);for(let _=0;_({timestamp:_.timestamp,blockIndex:C})).sort((_,C)=>_.timestamp-C.timestamp));const w=g.blocks[g.presentationTimestamps[0].blockIndex],S=g.blocks[Zt(g.presentationTimestamps).blockIndex];g.startTimestamp=w.timestamp,g.endTimestamp=S.timestamp+S.duration;const E=Oe(k.clusterPositionCache,g.startTimestamp,_=>_.startTimestamp);(E===-1||k.clusterPositionCache[E].elementStartPos!==o)&&k.clusterPositionCache.splice(E+1,0,{elementStartPos:y.elementStartPos,startTimestamp:g.startTimestamp})}return i.lastReadCluster=y,y}getTrackDataInCluster(n,i){let r=n.trackData.get(i);if(!r){const o=n.segment.tracks.find(u=>u.id===i);if(!o)return null;r={track:o,startTimestamp:0,endTimestamp:0,firstKeyFrameTimestamp:null,blocks:[],presentationTimestamps:[]},n.trackData.set(i,r)}return r}expandLacedBlocks(n,i){for(let r=0;r=un;){const r=n.filePos;if(!this.traverseElement(n,i))return r}return n.filePos}traverseElement(n,i){const r=Qn(n);if(!r||i&&i.includes(r.id))return!1;const{id:o,size:u}=r,c=n.filePos;switch(Aa(u),o){case K.DocType:this.isWebM=rr(n,u)==="webm";break;case K.Seek:{if(!this.currentSegment)break;const d={id:-1,segmentPosition:-1};this.currentSegment.seekEntries.push(d),this.readContiguousElements(n.slice(c,u)),(d.id===-1||d.segmentPosition===-1)&&this.currentSegment.seekEntries.pop()}break;case K.SeekID:{const d=this.currentSegment?.seekEntries[this.currentSegment.seekEntries.length-1];if(!d)break;d.id=we(n,u)}break;case K.SeekPosition:{const d=this.currentSegment?.seekEntries[this.currentSegment.seekEntries.length-1];if(!d)break;d.segmentPosition=we(n,u)}break;case K.TimestampScale:{if(!this.currentSegment)break;this.currentSegment.timestampScale=we(n,u),this.currentSegment.timestampFactor=1e9/this.currentSegment.timestampScale}break;case K.Duration:{if(!this.currentSegment)break;this.currentSegment.duration=lf(n,u)}break;case K.TrackEntry:{if(!this.currentSegment||(this.currentTrack={id:-1,segment:this.currentSegment,demuxer:this,clusterPositionCache:[],cuePoints:[],disposition:{...ea,primary:!1},trackBacking:null,codecId:null,codecPrivate:null,defaultDuration:null,defaultDurationNs:null,name:null,languageCode:"eng",hasLanguageBcp47:!1,decodingInstructions:[],info:null},this.readContiguousElements(n.slice(c,u)),!this.currentTrack))break;if(this.currentTrack.decodingInstructions.some(d=>d.data?.type!=="decompress"||d.scope!==So.Block||d.data.algorithm!==Ps.HeaderStripping)&&(ke._warn(`Track #${this.currentTrack.id} has an unsupported content encoding; dropping.`),this.currentTrack=null),this.currentTrack&&this.currentTrack.id!==-1&&this.currentTrack.codecId&&this.currentTrack.info){const d=this.currentTrack.codecId.indexOf("/"),m=d===-1?this.currentTrack.codecId:this.currentTrack.codecId.slice(0,d);if(this.currentTrack.info.type==="video"&&this.currentTrack.info.width!==-1&&this.currentTrack.info.height!==-1){if(this.currentTrack.info.squarePixelWidth=this.currentTrack.info.width,this.currentTrack.info.squarePixelHeight=this.currentTrack.info.height,this.currentTrack.info.displayWidth!==null&&this.currentTrack.info.displayHeight!==null){const y=this.currentTrack.info.displayWidth*this.currentTrack.info.height,g=this.currentTrack.info.displayHeight*this.currentTrack.info.width;y>0&&g>0&&(y>g?this.currentTrack.info.squarePixelWidth=Math.round(this.currentTrack.info.width*y/g):this.currentTrack.info.squarePixelHeight=Math.round(this.currentTrack.info.height*g/y))}if(this.currentTrack.codecId===Yt.avc)this.currentTrack.info.codec="avc",this.currentTrack.info.codecDescription=this.currentTrack.codecPrivate;else if(this.currentTrack.codecId===Yt.hevc)this.currentTrack.info.codec="hevc",this.currentTrack.info.codecDescription=this.currentTrack.codecPrivate;else if(m===Yt.vp8)this.currentTrack.info.codec="vp8";else if(m===Yt.vp9)this.currentTrack.info.codec="vp9";else if(m===Yt.av1)this.currentTrack.info.codec="av1";else if(m===Yt.prores){const y=this.currentTrack.codecPrivate?Ut.decode(this.currentTrack.codecPrivate):"";Nf.includes(y)&&(this.currentTrack.info.codec="prores",this.currentTrack.info.proresFormat=y)}const p=this.currentTrack;this.currentTrack.trackBacking=new qS(p),this.currentSegment.tracks.push(this.currentTrack)}else if(this.currentTrack.info.type==="audio"){m===Yt.aac?(this.currentTrack.info.codec="aac",this.currentTrack.info.aacCodecInfo={isMpeg2:this.currentTrack.codecId.includes("MPEG2"),objectType:null},this.currentTrack.info.codecDescription=this.currentTrack.codecPrivate):this.currentTrack.codecId===Yt.mp3?this.currentTrack.info.codec="mp3":m===Yt.opus?(this.currentTrack.info.codec="opus",this.currentTrack.info.codecDescription=this.currentTrack.codecPrivate,this.currentTrack.info.sampleRate=Co):m===Yt.vorbis?(this.currentTrack.info.codec="vorbis",this.currentTrack.info.codecDescription=this.currentTrack.codecPrivate):m===Yt.flac?(this.currentTrack.info.codec="flac",this.currentTrack.info.codecDescription=this.currentTrack.codecPrivate):m===Yt.ac3?(this.currentTrack.info.codec="ac3",this.currentTrack.info.codecDescription=this.currentTrack.codecPrivate):m===Yt.eac3?(this.currentTrack.info.codec="eac3",this.currentTrack.info.codecDescription=this.currentTrack.codecPrivate):this.currentTrack.codecId==="A_PCM/INT/LIT"?this.currentTrack.info.bitDepth===8?this.currentTrack.info.codec="pcm-u8":this.currentTrack.info.bitDepth===16?this.currentTrack.info.codec="pcm-s16":this.currentTrack.info.bitDepth===24?this.currentTrack.info.codec="pcm-s24":this.currentTrack.info.bitDepth===32&&(this.currentTrack.info.codec="pcm-s32"):this.currentTrack.codecId==="A_PCM/INT/BIG"?this.currentTrack.info.bitDepth===8?this.currentTrack.info.codec="pcm-u8":this.currentTrack.info.bitDepth===16?this.currentTrack.info.codec="pcm-s16be":this.currentTrack.info.bitDepth===24?this.currentTrack.info.codec="pcm-s24be":this.currentTrack.info.bitDepth===32&&(this.currentTrack.info.codec="pcm-s32be"):this.currentTrack.codecId==="A_PCM/FLOAT/IEEE"&&(this.currentTrack.info.bitDepth===32?this.currentTrack.info.codec="pcm-f32":this.currentTrack.info.bitDepth===64&&(this.currentTrack.info.codec="pcm-f64"));const p=this.currentTrack;this.currentTrack.trackBacking=new HS(p),this.currentSegment.tracks.push(this.currentTrack)}}this.currentTrack=null}break;case K.TrackNumber:{if(!this.currentTrack)break;this.currentTrack.id=we(n,u)}break;case K.TrackType:{if(!this.currentTrack)break;const d=we(n,u);d===1?this.currentTrack.info={type:"video",width:-1,height:-1,displayWidth:null,displayHeight:null,displayUnit:null,squarePixelWidth:-1,squarePixelHeight:-1,rotation:0,codec:null,codecDescription:null,colorSpace:null,alphaMode:!1,proresFormat:null}:d===2&&(this.currentTrack.info={type:"audio",numberOfChannels:1,sampleRate:8e3,bitDepth:-1,codec:null,codecDescription:null,aacCodecInfo:null})}break;case K.FlagEnabled:{if(!this.currentTrack)break;we(n,u)||(this.currentTrack=null)}break;case K.FlagDefault:{if(!this.currentTrack)break;this.currentTrack.disposition.default=!!we(n,u)}break;case K.FlagForced:{if(!this.currentTrack)break;this.currentTrack.disposition.forced=!!we(n,u)}break;case K.FlagOriginal:{if(!this.currentTrack)break;this.currentTrack.disposition.original=!!we(n,u)}break;case K.FlagHearingImpaired:{if(!this.currentTrack)break;this.currentTrack.disposition.hearingImpaired=!!we(n,u)}break;case K.FlagVisualImpaired:{if(!this.currentTrack)break;this.currentTrack.disposition.visuallyImpaired=!!we(n,u)}break;case K.FlagCommentary:{if(!this.currentTrack)break;this.currentTrack.disposition.commentary=!!we(n,u)}break;case K.CodecID:{if(!this.currentTrack)break;this.currentTrack.codecId=rr(n,u)}break;case K.CodecPrivate:{if(!this.currentTrack)break;this.currentTrack.codecPrivate=fe(n,u)}break;case K.DefaultDuration:{if(!this.currentTrack)break;this.currentTrack.defaultDurationNs=we(n,u)}break;case K.Name:{if(!this.currentTrack)break;this.currentTrack.name=ys(n,u)}break;case K.Language:{if(!this.currentTrack||this.currentTrack.hasLanguageBcp47)break;this.currentTrack.languageCode=rr(n,u),t0(this.currentTrack.languageCode)||(this.currentTrack.languageCode=At)}break;case K.LanguageBCP47:{if(!this.currentTrack)break;const m=rr(n,u).split("-")[0];m?this.currentTrack.languageCode=m:this.currentTrack.languageCode=At,this.currentTrack.hasLanguageBcp47=!0}break;case K.Video:{if(this.currentTrack?.info?.type!=="video")break;this.readContiguousElements(n.slice(c,u))}break;case K.PixelWidth:{if(this.currentTrack?.info?.type!=="video")break;this.currentTrack.info.width=we(n,u)}break;case K.PixelHeight:{if(this.currentTrack?.info?.type!=="video")break;this.currentTrack.info.height=we(n,u)}break;case K.DisplayWidth:{if(this.currentTrack?.info?.type!=="video")break;this.currentTrack.info.displayWidth=we(n,u)}break;case K.DisplayHeight:{if(this.currentTrack?.info?.type!=="video")break;this.currentTrack.info.displayHeight=we(n,u)}break;case K.DisplayUnit:{if(this.currentTrack?.info?.type!=="video")break;this.currentTrack.info.displayUnit=we(n,u)}break;case K.AlphaMode:{if(this.currentTrack?.info?.type!=="video")break;this.currentTrack.info.alphaMode=we(n,u)===1}break;case K.Colour:{if(this.currentTrack?.info?.type!=="video")break;this.currentTrack.info.colorSpace={},this.readContiguousElements(n.slice(c,u))}break;case K.MatrixCoefficients:{if(this.currentTrack?.info?.type!=="video"||!this.currentTrack.info.colorSpace)break;const d=we(n,u),m=go[d]??null;this.currentTrack.info.colorSpace.matrix=m}break;case K.Range:{if(this.currentTrack?.info?.type!=="video"||!this.currentTrack.info.colorSpace)break;this.currentTrack.info.colorSpace.fullRange=we(n,u)===2}break;case K.TransferCharacteristics:{if(this.currentTrack?.info?.type!=="video"||!this.currentTrack.info.colorSpace)break;const d=we(n,u),m=po[d]??null;this.currentTrack.info.colorSpace.transfer=m}break;case K.Primaries:{if(this.currentTrack?.info?.type!=="video"||!this.currentTrack.info.colorSpace)break;const d=we(n,u),m=mo[d]??null;this.currentTrack.info.colorSpace.primaries=m}break;case K.Projection:{if(this.currentTrack?.info?.type!=="video")break;this.readContiguousElements(n.slice(c,u))}break;case K.ProjectionPoseRoll:{if(this.currentTrack?.info?.type!=="video")break;const m=-lf(n,u);try{this.currentTrack.info.rotation=Yg(m)}catch{}}break;case K.Audio:{if(this.currentTrack?.info?.type!=="audio")break;this.readContiguousElements(n.slice(c,u))}break;case K.SamplingFrequency:{if(this.currentTrack?.info?.type!=="audio")break;this.currentTrack.info.sampleRate=lf(n,u)}break;case K.Channels:{if(this.currentTrack?.info?.type!=="audio")break;this.currentTrack.info.numberOfChannels=we(n,u)}break;case K.BitDepth:{if(this.currentTrack?.info?.type!=="audio")break;this.currentTrack.info.bitDepth=we(n,u)}break;case K.CuePoint:{if(!this.currentSegment)break;this.readContiguousElements(n.slice(c,u)),this.currentCueTime=null}break;case K.CueTime:this.currentCueTime=we(n,u);break;case K.CueTrackPositions:{if(this.currentCueTime===null)break;x(this.currentSegment);const d={time:this.currentCueTime,trackId:-1,clusterPosition:-1};this.currentSegment.cuePoints.push(d),this.readContiguousElements(n.slice(c,u)),(d.trackId===-1||d.clusterPosition===-1)&&this.currentSegment.cuePoints.pop()}break;case K.CueTrack:{const d=this.currentSegment?.cuePoints[this.currentSegment.cuePoints.length-1];if(!d)break;d.trackId=we(n,u)}break;case K.CueClusterPosition:{const d=this.currentSegment?.cuePoints[this.currentSegment.cuePoints.length-1];if(!d)break;x(this.currentSegment),d.clusterPosition=this.currentSegment.dataStartPos+we(n,u)}break;case K.Timestamp:{if(!this.currentCluster)break;this.currentCluster.timestamp=we(n,u)}break;case K.SimpleBlock:{if(!this.currentCluster)break;const d=_s(n);if(d===null)break;const m=this.getTrackDataInCluster(this.currentCluster,d);if(!m)break;const p=Ef(n),y=oe(n),g=y>>1&3;let k=!!(y&128);m.track.info?.type==="audio"&&m.track.info.codec&&(k=!0);const T=fe(n,u-(n.filePos-c)),w=m.track.decodingInstructions.length>0;m.blocks.push({timestamp:p,duration:0,isKeyFrame:k,data:T,lacing:g,decoded:!w,postProcessed:!1,mainAdditional:null})}break;case K.BlockGroup:{if(!this.currentCluster)break;this.readContiguousElements(n.slice(c,u)),this.currentBlock=null}break;case K.Block:{if(!this.currentCluster)break;const d=_s(n);if(d===null)break;const m=this.getTrackDataInCluster(this.currentCluster,d);if(!m)break;const p=Ef(n),g=oe(n)>>1&3,k=fe(n,u-(n.filePos-c)),T=m.track.decodingInstructions.length>0;this.currentBlock={timestamp:p,duration:0,isKeyFrame:!0,data:k,lacing:g,decoded:!T,postProcessed:!1,mainAdditional:null},m.blocks.push(this.currentBlock)}break;case K.BlockAdditions:this.readContiguousElements(n.slice(c,u));break;case K.BlockMore:{if(!this.currentBlock)break;this.currentBlockAdditional={addId:1,data:null},this.readContiguousElements(n.slice(c,u)),this.currentBlockAdditional.data&&this.currentBlockAdditional.addId===1&&(this.currentBlock.mainAdditional=this.currentBlockAdditional.data),this.currentBlockAdditional=null}break;case K.BlockAdditional:{if(!this.currentBlockAdditional)break;this.currentBlockAdditional.data=fe(n,u)}break;case K.BlockAddID:{if(!this.currentBlockAdditional)break;this.currentBlockAdditional.addId=we(n,u)}break;case K.BlockDuration:{if(!this.currentBlock)break;this.currentBlock.duration=we(n,u)}break;case K.ReferenceBlock:{if(!this.currentBlock)break;this.currentBlock.isKeyFrame=!1}break;case K.Tag:this.currentTagTargetIsMovie=!0,this.readContiguousElements(n.slice(c,u));break;case K.Targets:this.readContiguousElements(n.slice(c,u));break;case K.TargetTypeValue:we(n,u)!==50&&(this.currentTagTargetIsMovie=!1);break;case K.TagTrackUID:case K.TagEditionUID:case K.TagChapterUID:case K.TagAttachmentUID:this.currentTagTargetIsMovie=!1;break;case K.SimpleTag:{if(!this.currentTagTargetIsMovie)break;this.currentSimpleTagName=null,this.readContiguousElements(n.slice(c,u))}break;case K.TagName:this.currentSimpleTagName=ys(n,u);break;case K.TagString:{if(!this.currentSimpleTagName)break;const d=ys(n,u);this.processTagValue(this.currentSimpleTagName,d)}break;case K.TagBinary:{if(!this.currentSimpleTagName)break;const d=fe(n,u);this.processTagValue(this.currentSimpleTagName,d)}break;case K.AttachedFile:{if(!this.currentSegment)break;this.currentAttachedFile={fileUid:null,fileName:null,fileMediaType:null,fileData:null,fileDescription:null},this.readContiguousElements(n.slice(c,u));const d=this.currentSegment.metadataTags;if(this.currentAttachedFile.fileUid&&this.currentAttachedFile.fileData&&(d.raw??={},d.raw[this.currentAttachedFile.fileUid.toString()]=new aS(this.currentAttachedFile.fileData,this.currentAttachedFile.fileMediaType??void 0,this.currentAttachedFile.fileName??void 0,this.currentAttachedFile.fileDescription??void 0)),this.currentAttachedFile.fileMediaType?.startsWith("image/")&&this.currentAttachedFile.fileData){const m=this.currentAttachedFile.fileName;let p="unknown";if(m){const y=m.toLowerCase();y.startsWith("cover.")?p="coverFront":y.startsWith("back.")&&(p="coverBack")}d.images??=[],d.images.push({data:this.currentAttachedFile.fileData,mimeType:this.currentAttachedFile.fileMediaType,kind:p,name:this.currentAttachedFile.fileName??void 0,description:this.currentAttachedFile.fileDescription??void 0})}this.currentAttachedFile=null}break;case K.FileUID:{if(!this.currentAttachedFile)break;this.currentAttachedFile.fileUid=NS(n,u)}break;case K.FileName:{if(!this.currentAttachedFile)break;this.currentAttachedFile.fileName=ys(n,u)}break;case K.FileMediaType:{if(!this.currentAttachedFile)break;this.currentAttachedFile.fileMediaType=rr(n,u)}break;case K.FileData:{if(!this.currentAttachedFile)break;this.currentAttachedFile.fileData=fe(n,u)}break;case K.FileDescription:{if(!this.currentAttachedFile)break;this.currentAttachedFile.fileDescription=ys(n,u)}break;case K.ContentEncodings:{if(!this.currentTrack)break;this.readContiguousElements(n.slice(c,u)),this.currentTrack.decodingInstructions.sort((d,m)=>m.order-d.order)}break;case K.ContentEncoding:this.currentDecodingInstruction={order:0,scope:So.Block,data:null},this.readContiguousElements(n.slice(c,u)),this.currentDecodingInstruction.data&&this.currentTrack.decodingInstructions.push(this.currentDecodingInstruction),this.currentDecodingInstruction=null;break;case K.ContentEncodingOrder:{if(!this.currentDecodingInstruction)break;this.currentDecodingInstruction.order=we(n,u)}break;case K.ContentEncodingScope:{if(!this.currentDecodingInstruction)break;this.currentDecodingInstruction.scope=we(n,u)}break;case K.ContentCompression:{if(!this.currentDecodingInstruction)break;this.currentDecodingInstruction.data={type:"decompress",algorithm:Ps.Zlib,settings:null},this.readContiguousElements(n.slice(c,u))}break;case K.ContentCompAlgo:{if(this.currentDecodingInstruction?.data?.type!=="decompress")break;this.currentDecodingInstruction.data.algorithm=we(n,u)}break;case K.ContentCompSettings:{if(this.currentDecodingInstruction?.data?.type!=="decompress")break;this.currentDecodingInstruction.data.settings=fe(n,u)}break;case K.ContentEncryption:{if(!this.currentDecodingInstruction)break;this.currentDecodingInstruction.data={type:"decrypt"}}break}return n.filePos=c+u,!0}decodeBlockData(n,i){x(n.decodingInstructions.length>0);let r=i;for(const o of n.decodingInstructions)switch(x(o.data),o.data.type){case"decompress":switch(o.data.algorithm){case Ps.HeaderStripping:if(o.data.settings&&o.data.settings.length>0){const u=o.data.settings,c=new Uint8Array(u.length+r.length);c.set(u,0),c.set(r,u.length),r=c}break}break}return r}processTagValue(n,i){if(!this.currentSegment?.metadataTags)return;const r=this.currentSegment.metadataTags;if(r.raw??={},r.raw[n]??=i,typeof i=="string")switch(n.toLowerCase()){case"title":r.title??=i;break;case"description":r.description??=i;break;case"artist":r.artist??=i;break;case"album":r.album??=i;break;case"album_artist":r.albumArtist??=i;break;case"genre":r.genre??=i;break;case"comment":r.comment??=i;break;case"lyrics":r.lyrics??=i;break;case"date":{const o=new Date(i);Number.isNaN(o.getTime())||(r.date??=o)}break;case"track_number":case"part_number":{const o=i.split("/"),u=Number.parseInt(o[0],10),c=o[1]&&Number.parseInt(o[1],10);Number.isInteger(u)&&u>0&&(r.trackNumber??=u),c&&Number.isInteger(c)&&c>0&&(r.tracksTotal??=c)}break;case"disc_number":case"disc":{const o=i.split("/"),u=Number.parseInt(o[0],10),c=o[1]&&Number.parseInt(o[1],10);Number.isInteger(u)&&u>0&&(r.discNumber??=u),c&&Number.isInteger(c)&&c>0&&(r.discsTotal??=c)}break}}}class N0{constructor(n){this.internalTrack=n,this.packetToClusterLocation=new WeakMap}getId(){return this.internalTrack.id}getNumber(){const n=this.internalTrack.demuxer,i=this.internalTrack.trackBacking.getType();let r=0;for(const o of n.segments)for(const u of o.tracks)if(u.trackBacking.getType()===i&&r++,u===this.internalTrack)break;return r}getCodec(){throw new Error("Not implemented on base class.")}getInternalCodecId(){return this.internalTrack.codecId}getName(){return this.internalTrack.name}getLanguageCode(){return this.internalTrack.languageCode}getTimeResolution(){return this.internalTrack.segment.timestampFactor}isRelativeToUnixEpoch(){return!1}getUnixTimeForTimestamp(){return null}getDisposition(){return this.internalTrack.disposition}getPairingMask(){return 1n}getBitrate(){return null}getAverageBitrate(){return null}async getDurationFromMetadata(){const n=this.internalTrack.segment;if(n.duration<=0)return null;let i=n.duration/n.timestampFactor;const r=await this.getFirstPacket({metadataOnly:!0});return i+=r?.timestamp??0,i}async getLiveRefreshInterval(){return null}async getFirstPacket(n){return this.performClusterLookup(null,i=>i.trackData.get(this.internalTrack.id)?{blockIndex:0,correctBlockFound:!0}:{blockIndex:-1,correctBlockFound:!1},-1/0,1/0,n)}intoTimescale(n){return Os(n*this.internalTrack.segment.timestampFactor)}async getPacket(n,i){const r=this.intoTimescale(n);return this.performClusterLookup(null,o=>{const u=o.trackData.get(this.internalTrack.id);if(!u)return{blockIndex:-1,correctBlockFound:!1};const c=Oe(u.presentationTimestamps,r,p=>p.timestamp),d=c!==-1?u.presentationTimestamps[c].blockIndex:-1,m=c!==-1&&r{if(o===r.cluster){const u=o.trackData.get(this.internalTrack.id);if(r.blockIndex+1{const u=o.trackData.get(this.internalTrack.id);if(!u)return{blockIndex:-1,correctBlockFound:!1};const c=If(u.presentationTimestamps,p=>u.blocks[p.blockIndex].isKeyFrame&&p.timestamp<=r),d=c!==-1?u.presentationTimestamps[c].blockIndex:-1,m=c!==-1&&r{if(o===r.cluster){const c=o.trackData.get(this.internalTrack.id).blocks.findIndex((d,m)=>d.isKeyFrame&&m>r.blockIndex);if(c!==-1)return{blockIndex:c,correctBlockFound:!0}}else{const u=o.trackData.get(this.internalTrack.id);if(u&&u.firstKeyFrameTimestamp!==null){const c=u.blocks.findIndex(d=>d.isKeyFrame);return x(c!==-1),{blockIndex:c,correctBlockFound:!0}}}return{blockIndex:-1,correctBlockFound:!1}},-1/0,1/0,i)}async fetchPacketInCluster(n,i,r){if(i===-1)return null;const u=n.trackData.get(this.internalTrack.id).blocks[i];if(x(u),u.decoded||(u.data=this.internalTrack.demuxer.decodeBlockData(this.internalTrack,u.data),u.decoded=!0),!u.postProcessed){if(this.internalTrack.info?.codec==="prores"&&!(u.data.length>=8&&u.data[4]===105&&u.data[5]===99&&u.data[6]===112&&u.data[7]===102)){const k=new Uint8Array(u.data.length+8);Re(k).setUint32(0,k.length,!1),k[4]=105,k[5]=99,k[6]=112,k[7]=102,k.set(u.data,8),u.data=k}u.postProcessed=!0}const c=r.metadataOnly?Wt:u.data,d=u.timestamp/this.internalTrack.segment.timestampFactor,m=u.duration/this.internalTrack.segment.timestampFactor,p={};u.mainAdditional&&this.internalTrack.info?.type==="video"&&this.internalTrack.info.alphaMode&&(p.alpha=r.metadataOnly?Wt:u.mainAdditional,p.alphaByteLength=u.mainAdditional.byteLength);const y=new ht(c,u.isKeyFrame?"key":"delta",d,m,n.dataStartPos+i,u.data.byteLength,p);return this.packetToClusterLocation.set(y,{cluster:n,blockIndex:i}),y}async performClusterLookup(n,i,r,o,u){const{demuxer:c,segment:d}=this.internalTrack;let m=null,p=null,y=-1;if(n){const{blockIndex:_,correctBlockFound:C}=i(n);if(C)return this.fetchPacketInCluster(n,_,u);_!==-1&&(p=n,y=_)}const g=Oe(this.internalTrack.cuePoints,r,_=>_.time),k=g!==-1?this.internalTrack.cuePoints[g]:null,T=Oe(this.internalTrack.clusterPositionCache,r,_=>_.startTimestamp),w=T!==-1?this.internalTrack.clusterPositionCache[T]:null,S=Math.max(k?.clusterPosition??0,w?.elementStartPos??0)||null;let E;for(n?S===null||n.elementStartPos>=S?(E=n.elementEndPos,m=n):E=S:E=S??d.clusterSeekStartPos;d.elementEndPos===null||E<=d.elementEndPos-un;){if(m){const L=m.trackData.get(this.internalTrack.id);if(L&&L.startTimestamp>o)break}let _=c.reader.requestSliceRange(E,un,Zn);if(_ instanceof Promise&&(_=await _),!_)break;const C=E,B=Qn(_);if(!B||!Ns.includes(B.id)&&B.id!==K.Void){const L=await z0(c.reader,C,Ns,Math.min(d.elementEndPos??1/0,C+M0));if(L){E=L;continue}else break}const P=B.id;let D=B.size;const z=_.filePos;if(P===K.Cluster){m=await c.readCluster(C,d),D=m.elementEndPos-z;const{blockIndex:L,correctBlockFound:I}=i(m);if(I)return this.fetchPacketInCluster(m,L,u);L!==-1&&(p=m,y=L)}D===void 0&&(x(P!==K.Cluster),D=(await Tf(c.reader,z,uo,d.elementEndPos)).pos-z);const H=z+D;if(d.elementEndPos===null){let L=c.reader.requestSliceRange(H,un,Zn);if(L instanceof Promise&&(L=await L),!L)break;if(jf(L)===K.Segment){d.elementEndPos=H;break}}E=H}if(k&&(!p||p.elementStartPos{let n=null;(this.internalTrack.info.codec==="vp9"||this.internalTrack.info.codec==="av1"||this.internalTrack.info.codec==="avc"&&!this.internalTrack.info.codecDescription||this.internalTrack.info.codec==="hevc"&&!this.internalTrack.info.codecDescription)&&(n=await this.getFirstPacket({}));const r={codec:Uf({width:this.internalTrack.info.width,height:this.internalTrack.info.height,codec:this.internalTrack.info.codec,codecDescription:this.internalTrack.info.codecDescription,colorSpace:this.internalTrack.info.colorSpace,avcType:1,avcCodecInfo:this.internalTrack.info.codec==="avc"&&n?h0(n.data):null,hevcCodecInfo:this.internalTrack.info.codec==="hevc"&&n?y0(n.data):null,vp9CodecInfo:this.internalTrack.info.codec==="vp9"&&n?k0(n.data):null,av1CodecInfo:this.internalTrack.info.codec==="av1"&&n?S0(n.data):null,proresFormat:this.internalTrack.info.proresFormat}),codedWidth:this.internalTrack.info.width,codedHeight:this.internalTrack.info.height,description:this.internalTrack.info.codecDescription??void 0,colorSpace:this.internalTrack.info.colorSpace??void 0};return(this.internalTrack.info.width!==this.internalTrack.info.squarePixelWidth||this.internalTrack.info.height!==this.internalTrack.info.squarePixelHeight)&&(r.displayAspectWidth=this.internalTrack.info.squarePixelWidth,r.displayAspectHeight=this.internalTrack.info.squarePixelHeight),r})():null}}class HS extends N0{constructor(n){super(n),this.decoderConfig=null,this.internalTrack=n}getType(){return"audio"}getCodec(){return this.internalTrack.info.codec}getNumberOfChannels(){return this.internalTrack.info.numberOfChannels}getSampleRate(){return this.internalTrack.info.sampleRate}async getDecoderConfig(){return this.internalTrack.info.codec?this.decoderConfig??={codec:Ff({codec:this.internalTrack.info.codec,codecDescription:this.internalTrack.info.codecDescription,aacCodecInfo:this.internalTrack.info.aacCodecInfo}),numberOfChannels:this.internalTrack.info.numberOfChannels,sampleRate:this.internalTrack.info.sampleRate,description:this.internalTrack.info.codecDescription??void 0}:null}}const vf=async(l,n,i,r=null)=>{let u=n;for(;i===null||u=oi;){const m=d.filePos,p=ee(d),y=l.fileSize!==null?l.fileSize-u:null,g=qf(p,y);if(g.header&&(!r||g.header.sampleRate===r.sampleRate&&g.header.mpegVersionId===r.mpegVersionId&&g.header.layer===r.layer&&Ms(g.header.channel)===Ms(r.channel)))return{header:g.header,startPos:u};d.filePos=m+g.bytesAdvanced,u=d.filePos}}return null};class LS extends ta{constructor(n){super(n),this.metadataPromise=null,this.firstFrameHeader=null,this.firstFrameHeaderPos=null,this.loadedSamples=[],this.metadataTags=null,this.xingData=null,this.trackBackings=[],this.readingMutex=new wo,this.lastSampleLoaded=!1,this.lastLoadedPos=0,this.nextTimestampInSamples=0,this.reader=n._reader}async readMetadata(){return this.metadataPromise??=(async()=>{for(;!this.firstFrameHeader&&!this.lastSampleLoaded;)await this.advanceReader();if(!this.firstFrameHeader)throw new Error("No valid MP3 frame found.");this.trackBackings=[new VS(this)]})()}async advanceReader(){if(this.lastLoadedPos===0)for(;;){let d=this.reader.requestSlice(this.lastLoadedPos,fn);if(d instanceof Promise&&(d=await d),!d){this.lastSampleLoaded=!0;return}const m=$n(d);if(!m)break;this.lastLoadedPos=d.filePos+m.size}const n=await vf(this.reader,this.lastLoadedPos,this.reader.fileSize,this.firstFrameHeader);if(!n){this.lastSampleLoaded=!0;return}const i=n.header;this.lastLoadedPos=n.startPos+i.totalSize-1;const r=u0(i.mpegVersionId,i.channel);let o=this.reader.requestSlice(n.startPos+r,4);if(o instanceof Promise&&(o=await o),o){const d=ee(o);if(d===o0||d===c0){if(!this.xingData){let p=this.reader.requestSlice(n.startPos+r+4,12);if(p instanceof Promise&&(p=await p),p){const y=fe(p,12),g=Re(y),k=g.getUint32(0,!1);this.xingData={frameCount:k&ko.FrameCount?g.getUint32(4,!1):null,fileSize:k&ko.FileSize?g.getUint32(8,!1):null}}}return}}this.firstFrameHeader||(this.firstFrameHeader=i,this.firstFrameHeaderPos=n.startPos);const u=i.audioSamplesInFrame/this.firstFrameHeader.sampleRate,c={timestamp:this.nextTimestampInSamples/this.firstFrameHeader.sampleRate,duration:u,dataStart:n.startPos,dataSize:i.totalSize};this.loadedSamples.push(c),this.nextTimestampInSamples+=i.audioSamplesInFrame}async getMimeType(){return"audio/mpeg"}async getTrackBackings(){return await this.readMetadata(),this.trackBackings}async getMetadataTags(){const n=await this.readingMutex.acquire();try{if(await this.readMetadata(),this.metadataTags)return this.metadataTags;this.metadataTags={};let i=0,r=!1;for(;;){let o=this.reader.requestSlice(i,fn);if(o instanceof Promise&&(o=await o),!o)break;const u=$n(o);if(!u)break;r=!0;let c=this.reader.requestSlice(o.filePos,u.size);if(c instanceof Promise&&(c=await c),!c)break;Io(c,u,this.metadataTags),i=o.filePos+u.size}if(!r&&this.reader.fileSize!==null&&this.reader.fileSize>=ho){let o=this.reader.requestSlice(this.reader.fileSize-ho,ho);o instanceof Promise&&(o=await o),x(o),Je(o,3)==="TAG"&&fT(o,this.metadataTags)}return this.metadataTags}finally{n()}}}class VS{constructor(n){this.demuxer=n}getType(){return"audio"}getId(){return 1}getNumber(){return 1}getTimeResolution(){return x(this.demuxer.firstFrameHeader),this.demuxer.firstFrameHeader.sampleRate/this.demuxer.firstFrameHeader.audioSamplesInFrame}isRelativeToUnixEpoch(){return!1}getUnixTimeForTimestamp(){return null}getPairingMask(){return 1n}getBitrate(){return null}getAverageBitrate(){return null}async getDurationFromMetadata(){const n=this.demuxer;if(x(n.firstFrameHeader!==null),x(n.firstFrameHeaderPos!==null),n.xingData){if(n.xingData.frameCount!==null)return n.xingData.frameCount*n.firstFrameHeader.audioSamplesInFrame/n.firstFrameHeader.sampleRate}else if(n.reader.fileSize!==null){const i=oS(n.firstFrameHeader.lowSamplingFrequency,n.firstFrameHeader.layer,n.firstFrameHeader.bitrate,n.firstFrameHeader.sampleRate),r=(n.reader.fileSize-n.firstFrameHeaderPos)/i;return Math.round(r)*n.firstFrameHeader.audioSamplesInFrame/n.firstFrameHeader.sampleRate}return null}async getLiveRefreshInterval(){return null}getName(){return null}getLanguageCode(){return At}getCodec(){return"mp3"}getInternalCodecId(){return null}getNumberOfChannels(){return x(this.demuxer.firstFrameHeader),Ms(this.demuxer.firstFrameHeader.channel)}getSampleRate(){return x(this.demuxer.firstFrameHeader),this.demuxer.firstFrameHeader.sampleRate}getDisposition(){return{...ea}}async getDecoderConfig(){return x(this.demuxer.firstFrameHeader),{codec:"mp3",numberOfChannels:Ms(this.demuxer.firstFrameHeader.channel),sampleRate:this.demuxer.firstFrameHeader.sampleRate}}async getPacketAtIndex(n,i){if(n===-1)return null;const r=this.demuxer.loadedSamples[n];if(!r)return null;let o;if(i.metadataOnly)o=Wt;else{let u=this.demuxer.reader.requestSlice(r.dataStart,r.dataSize);if(u instanceof Promise&&(u=await u),!u)return null;o=fe(u,r.dataSize)}return new ht(o,"key",r.timestamp,r.duration,n,r.dataSize)}getFirstPacket(n){return this.getPacketAtIndex(0,n)}async getNextPacket(n,i){const r=await this.demuxer.readingMutex.acquire();try{const o=Fs(this.demuxer.loadedSamples,n.timestamp,c=>c.timestamp);if(o===-1)throw new Error("Packet was not created from this track.");const u=o+1;for(;u>=this.demuxer.loadedSamples.length&&!this.demuxer.lastSampleLoaded;)await this.demuxer.advanceReader();return this.getPacketAtIndex(u,i)}finally{r()}}async getPacket(n,i){const r=await this.demuxer.readingMutex.acquire();try{for(;;){const o=Oe(this.demuxer.loadedSamples,n,u=>u.timestamp);if(o===-1&&this.demuxer.loadedSamples.length>0)return null;if(this.demuxer.lastSampleLoaded)return this.getPacketAtIndex(o,i);if(o>=0&&o+1>>0&4294967295}const XS=l=>{const n=Re(l),i=n.getUint32(22,!0);n.setUint32(22,0,!0);let r=0;for(let o=0;o>>24^u])>>>0}return n.setUint32(22,i,!0),r},GS=(l,n,i)=>{let r=0,o=null;if(l.length>0)if(n.codec==="vorbis"){x(n.vorbisInfo);const u=n.vorbisInfo.modeBlockflags.length,d=(1<>1;if(m>=n.vorbisInfo.modeBlockflags.length)throw new Error("Invalid mode number.");let p=i;const y=n.vorbisInfo.modeBlockflags[m];if(o=n.vorbisInfo.blocksizes[y],y===1){const g=(d|1)+1,k=l[0]&g?1:0;p=n.vorbisInfo.blocksizes[k]}r=p!==null?p+o>>2:0}else n.codec==="opus"&&(r=bS(l).durationInSamples);return{durationInSamples:r,vorbisBlockSize:o}},KS=l=>{let n="audio/ogg";if(l.codecStrings){const i=[...new Set(l.codecStrings)];n+=`; codecs="${i.join(", ")}"`}return n};const ri=27,hr=282,YS=hr+65025,Bs=l=>{const n=l.filePos;if(or(l)!==U0)return null;l.skip(1);const r=oe(l),o=cT(l),u=or(l),c=or(l),d=or(l),m=oe(l),p=new Uint8Array(m);for(let T=0;TT+w,0),k=y+g;return{headerStartPos:n,totalSize:k,dataStartPos:n+y,dataSize:g,headerType:r,granulePosition:o,serialNumber:u,sequenceNumber:c,checksum:d,lacingValues:p}},QS=(l,n)=>{for(;l.filePos>>8&255,u=i>>>16&255,c=i>>>24&255,d=79;if(!(r!==d&&o!==d&&u!==d&&c!==d)){if(l.skip(-4),i===U0)return!0;l.skip(1)}}return!1};class ZS extends ta{constructor(n){super(n),this.metadataPromise=null,this.bitstreams=[],this.trackBackings=[],this.metadataTags={},this.reader=n._reader}async readMetadata(){return this.metadataPromise??=(async()=>{let n=0;for(;;){let i=this.reader.requestSliceRange(n,ri,hr);if(i instanceof Promise&&(i=await i),!i)break;const r=Bs(i);if(!r||!!!(r.headerType&2))break;this.bitstreams.push({serialNumber:r.serialNumber,bosPage:r,description:null,numberOfChannels:-1,sampleRate:-1,codecInfo:{codec:null,vorbisInfo:null,opusInfo:null},lastMetadataPacket:null}),n=r.headerStartPos+r.totalSize}for(const i of this.bitstreams){const r=await this.readPacket(i.bosPage,0);r&&(r.data.byteLength>=7&&r.data[0]===1&&r.data[1]===118&&r.data[2]===111&&r.data[3]===114&&r.data[4]===98&&r.data[5]===105&&r.data[6]===115?await this.readVorbisMetadata(r,i):r.data.byteLength>=8&&r.data[0]===79&&r.data[1]===112&&r.data[2]===117&&r.data[3]===115&&r.data[4]===72&&r.data[5]===101&&r.data[6]===97&&r.data[7]===100&&await this.readOpusMetadata(r,i),i.codecInfo.codec!==null&&this.trackBackings.push(new WS(i,this)))}})()}async readVorbisMetadata(n,i){let r=await this.findNextPacketStart(n);if(!r)return;const o=await this.readPacket(r.startPage,r.startSegmentIndex);if(!o||(r=await this.findNextPacketStart(o),!r))return;const u=await this.readPacket(r.startPage,r.startSegmentIndex);if(!u||o.data[0]!==3||u.data[0]!==5)return;const c=[],d=g=>{for(;c.push(Math.min(255,g)),!(g<255);)g-=255};d(n.data.length),d(o.data.length);const m=new Uint8Array(1+c.length+n.data.length+o.data.length+u.data.length);m[0]=2,m.set(c,1),m.set(n.data,1+c.length),m.set(o.data,1+c.length+n.data.length),m.set(u.data,1+c.length+n.data.length+o.data.length),i.codecInfo.codec="vorbis",i.description=m,i.lastMetadataPacket=u;const p=Re(n.data);i.numberOfChannels=p.getUint8(11),i.sampleRate=p.getUint32(12,!0);const y=p.getUint8(28);i.codecInfo.vorbisInfo={blocksizes:[1<<(y&15),1<<(y>>4)],modeBlockflags:SS(u.data).modeBlockflags},kf(o.data.subarray(7),this.metadataTags)}async readOpusMetadata(n,i){const r=await this.findNextPacketStart(n);if(!r)return;const o=await this.readPacket(r.startPage,r.startSegmentIndex);if(!o)return;i.codecInfo.codec="opus",i.description=n.data,i.lastMetadataPacket=o;const u=yS(n.data);i.numberOfChannels=u.outputChannelCount,i.sampleRate=Co,i.codecInfo.opusInfo={preSkip:u.preSkip},kf(o.data.subarray(8),this.metadataTags)}async readPacket(n,i){x(ig+k.length,0);if(m===0)return null;const p=new Uint8Array(m);let y=0;for(let g=0;gi.getDecoderConfig().then(r=>r?.codec??null)));return KS({codecStrings:n.filter(Boolean)})}async getTrackBackings(){return await this.readMetadata(),this.trackBackings}async getMetadataTags(){return await this.readMetadata(),this.metadataTags}}class WS{constructor(n,i){this.bitstream=n,this.demuxer=i,this.encodedPacketToMetadata=new WeakMap,this.sequentialScanCache=[],this.sequentialScanMutex=new wo,this.internalSampleRate=n.codecInfo.codec==="opus"?Co:n.sampleRate}getType(){return"audio"}getId(){return this.bitstream.serialNumber}getNumber(){const n=this.demuxer.trackBackings.findIndex(i=>i.bitstream===this.bitstream);return x(n!==-1),n+1}getNumberOfChannels(){return this.bitstream.numberOfChannels}getSampleRate(){return this.bitstream.sampleRate}getTimeResolution(){return this.bitstream.sampleRate}isRelativeToUnixEpoch(){return!1}getUnixTimeForTimestamp(){return null}getPairingMask(){return 1n}getBitrate(){return null}getAverageBitrate(){return null}async getDurationFromMetadata(){return null}async getLiveRefreshInterval(){return null}getCodec(){return this.bitstream.codecInfo.codec}getInternalCodecId(){return null}async getDecoderConfig(){return x(this.bitstream.codecInfo.codec),{codec:this.bitstream.codecInfo.codec,numberOfChannels:this.bitstream.numberOfChannels,sampleRate:this.bitstream.sampleRate,description:this.bitstream.description??void 0}}getName(){return null}getLanguageCode(){return At}getDisposition(){return{...ea,primary:!1}}granulePositionToTimestampInSamples(n){return this.bitstream.codecInfo.codec==="opus"?(x(this.bitstream.codecInfo.opusInfo),n-this.bitstream.codecInfo.opusInfo.preSkip):n}createEncodedPacketFromOggPacket(n,i,r){if(!n)return null;const{durationInSamples:o,vorbisBlockSize:u}=GS(n.data,this.bitstream.codecInfo,i.vorbisLastBlocksize),c=new ht(r.metadataOnly?Wt:n.data,"key",Math.max(0,i.timestampInSamples)/this.internalSampleRate,o/this.internalSampleRate,n.endPage.headerStartPos+n.endSegmentIndex,n.data.byteLength);return this.encodedPacketToMetadata.set(c,{packet:n,timestampInSamples:i.timestampInSamples,durationInSamples:o,vorbisLastBlockSize:i.vorbisLastBlocksize,vorbisBlockSize:u}),c}async getFirstPacket(n){x(this.bitstream.lastMetadataPacket);const i=await this.demuxer.findNextPacketStart(this.bitstream.lastMetadataPacket);if(!i)return null;let r=0;this.bitstream.codecInfo.codec==="opus"&&(x(this.bitstream.codecInfo.opusInfo),r-=this.bitstream.codecInfo.opusInfo.preSkip);const o=await this.demuxer.readPacket(i.startPage,i.startSegmentIndex);return this.createEncodedPacketFromOggPacket(o,{timestampInSamples:r,vorbisLastBlocksize:null},n)}async getNextPacket(n,i){const r=this.encodedPacketToMetadata.get(n);if(!r)throw new Error("Packet was not created from this track.");const o=await this.demuxer.findNextPacketStart(r.packet);if(!o)return null;const u=r.timestampInSamples+r.durationInSamples,c=await this.demuxer.readPacket(o.startPage,o.startSegmentIndex);return this.createEncodedPacketFromOggPacket(c,{timestampInSamples:u,vorbisLastBlocksize:r.vorbisBlockSize},i)}async getPacket(n,i){if(this.demuxer.reader.fileSize===null)return this.getPacketSequential(n,i);const r=Os(n*this.internalSampleRate);if(r===0)return this.getFirstPacket(i);if(r<0)return null;x(this.bitstream.lastMetadataPacket);const o=await this.demuxer.findNextPacketStart(this.bitstream.lastMetadataPacket);if(!o)return null;let u=o.startPage,c=this.demuxer.reader.fileSize;const d=[u];e:for(;u.headerStartPos+u.totalSizer?c=I.headerStartPos:(u=I,d.push(I));continue e}}let m=o.startPage;for(const C of d){if(C.granulePosition===u.granulePosition)break;(!m||C.headerStartPos>m.headerStartPos)&&(m=C)}let p=m;const y=[p];for(;!(p.serialNumber===this.bitstream.serialNumber&&p.granulePosition===u.granulePosition);){const C=p.headerStartPos+p.totalSize;let B=this.demuxer.reader.requestSliceRange(C,ri,hr);B instanceof Promise&&(B=await B),x(B);const P=Bs(B);x(P),p=P,p.serialNumber===this.bitstream.serialNumber&&y.push(p)}x(p.granulePosition!==-1);let g=null,k,T,w=p,S=0;if(p.headerStartPos===o.startPage.headerStartPos)k=this.granulePositionToTimestampInSamples(0),T=!0,g=0;else{k=0,T=!1;for(let P=p.lacingValues.length-1;P>=0;P--)if(p.lacingValues[P]<255){g=P+1;break}if(g===null)throw new Error("Invalid page with granule position: no packets end on this page.");S=g-1;const C={data:Wt,endPage:w,endSegmentIndex:S};if(await this.demuxer.findNextPacketStart(C)){const P=kg(y,p,g);x(P);const D=yg(y,P.page,P.segmentIndex);D&&(p=D.page,g=D.segmentIndex)}else for(;;){const P=kg(y,p,g);if(!P)break;const D=yg(y,P.page,P.segmentIndex);if(!D)break;if(p=D.page,g=D.segmentIndex,P.page.headerStartPos!==w.headerStartPos){w=P.page,S=P.segmentIndex;break}}}let E=null,_=null;for(;p!==null;){x(g!==null);const C=await this.demuxer.readPacket(p,g);if(!C)break;if(!(p.headerStartPos===o.startPage.headerStartPos&&gr||Math.max(z.timestampInSamples,0)===r))break}const P=await this.demuxer.findNextPacketStart(C);if(!P)break;p=P.startPage,g=P.startSegmentIndex}return E}async getPacketSequential(n,i){const r=await this.sequentialScanMutex.acquire();try{const o=Os(n*this.internalSampleRate);n=o/this.internalSampleRate;const u=Oe(this.sequentialScanCache,o,m=>m.timestampInSamples);let c;if(u!==-1){const m=this.sequentialScanCache[u];c=this.createEncodedPacketFromOggPacket(m.packet,{timestampInSamples:m.timestampInSamples,vorbisLastBlocksize:m.vorbisLastBlockSize},i)}else c=await this.getFirstPacket(i);let d=0;for(;c&&c.timestampn)break;if(c=m,d++,d===100){d=0;const p=this.encodedPacketToMetadata.get(c);x(p),this.sequentialScanCache.length>0&&x(Zt(this.sequentialScanCache).timestampInSamples<=p.timestampInSamples),this.sequentialScanCache.push(p)}}return c}finally{r()}}getKeyPacket(n,i){return this.getPacket(n,i)}getNextKeyPacket(n,i){return this.getNextPacket(n,i)}}const yg=(l,n,i)=>{let r=n,o=i;e:for(;;){for(o--,o;o>=0;o--)if(r.lacingValues[o]<255){o++;break e}if(x(o===-1),!(r.headerType&1)){o=0;break}const c=$g(l,d=>d.headerStartPos{if(i>0)return{page:n,segmentIndex:i-1};const r=$g(l,o=>o.headerStartPos{let n=this.reader.requestSlice(0,12);n instanceof Promise&&(n=await n),x(n);const i=Je(n,4),r=i!=="RIFX",o=i==="RF64",u=Ia(n,r);let c=o?this.reader.fileSize:Math.min(u+8,this.reader.fileSize??1/0);if(Je(n,4)!=="WAVE")throw new Error("Invalid WAVE file - wrong format");let m=0,p=null,y=n.filePos;for(;c===null||y=18&&u!==357){const y=vs(o,r),g=i-18;if(Math.min(g,y)>=22&&u===_t.EXTENSIBLE){o.skip(6);const T=fe(o,16);u=T[0]|T[1]<<8}}if((u===_t.MULAW||u===_t.ALAW)&&(p=8),u!==_t.PCM&&u!==_t.IEEE_FLOAT&&u!==_t.ALAW&&u!==_t.MULAW)throw new Error(`Unsupported WAVE codec (format tag ${u}). Only integer/float PCM, A-law, and μ-law are supported.`);if(u===_t.PCM&&![8,16,24,32].includes(p))throw new Error(`Unsupported WAVE PCM bit depth (${p}). Only 8, 16, 24, and 32 bits are supported.`);if(u===_t.IEEE_FLOAT&&![32,64].includes(p))throw new Error(`Unsupported WAVE float bit depth (${p}). Only 32 and 64 bits are supported.`);this.audioInfo={format:u,numberOfChannels:c,sampleRate:d,sampleSizeInBytes:Math.ceil(p/8),blockSizeInBytes:m}}async parseListChunk(n,i,r){let o=this.reader.requestSlice(n,i);if(o instanceof Promise&&(o=await o),!o)return;const u=Je(o,4);if(u!=="INFO"&&u!=="INF0")return;let c=o.filePos;for(;c<=n+i-8;){o.filePos=c;const d=Je(o,4),m=Ia(o,r),p=fe(o,m);let y=0;for(let k=0;k0&&(this.metadataTags.trackNumber??=T),w&&Number.isInteger(w)&&w>0&&(this.metadataTags.tracksTotal??=w)}break;case"ICRD":case"IDIT":{const k=new Date(g);Number.isNaN(k.getTime())||(this.metadataTags.date??=k)}break;case"YEAR":{const k=Number.parseInt(g,10);Number.isInteger(k)&&k>0&&(this.metadataTags.date??=new Date(k,0,1))}break;case"IGNR":case"GENR":this.metadataTags.genre??=g;break;case"ICMT":case"CMNT":case"COMM":this.metadataTags.comment??=g;break}c+=8+m+(m&1)}}async parseId3Chunk(n,i){let r=this.reader.requestSlice(n,i);if(r instanceof Promise&&(r=await r),!r)return;const o=$n(r);if(o){const u=i-fn;if(o.size=Math.min(o.size,u),o.size>0){const c=r.slice(n+fn,o.size);Io(c,o,this.metadataTags)}}}getCodec(){if(x(this.audioInfo),this.audioInfo.format===_t.MULAW)return"ulaw";if(this.audioInfo.format===_t.ALAW)return"alaw";if(this.audioInfo.format===_t.PCM){if(this.audioInfo.sampleSizeInBytes===1)return"pcm-u8";if(this.audioInfo.sampleSizeInBytes===2)return"pcm-s16";if(this.audioInfo.sampleSizeInBytes===3)return"pcm-s24";if(this.audioInfo.sampleSizeInBytes===4)return"pcm-s32"}if(this.audioInfo.format===_t.IEEE_FLOAT){if(this.audioInfo.sampleSizeInBytes===4)return"pcm-f32";if(this.audioInfo.sampleSizeInBytes===8)return"pcm-f64"}x(!1)}async getMimeType(){return"audio/wav"}async getTrackBackings(){return await this.readMetadata(),this.trackBackings}async getMetadataTags(){return await this.readMetadata(),this.metadataTags}}const Zi=2048;class $S{constructor(n){this.demuxer=n}getType(){return"audio"}getId(){return 1}getNumber(){return 1}getCodec(){return this.demuxer.getCodec()}getInternalCodecId(){return x(this.demuxer.audioInfo),this.demuxer.audioInfo.format}async getDecoderConfig(){const n=this.demuxer.getCodec();return n?(x(this.demuxer.audioInfo),{codec:n,numberOfChannels:this.demuxer.audioInfo.numberOfChannels,sampleRate:this.demuxer.audioInfo.sampleRate}):null}getNumberOfChannels(){return x(this.demuxer.audioInfo),this.demuxer.audioInfo.numberOfChannels}getSampleRate(){return x(this.demuxer.audioInfo),this.demuxer.audioInfo.sampleRate}getTimeResolution(){return x(this.demuxer.audioInfo),this.demuxer.audioInfo.sampleRate}isRelativeToUnixEpoch(){return!1}getUnixTimeForTimestamp(){return null}getPairingMask(){return 1n}getBitrate(){return null}getAverageBitrate(){return null}async getDurationFromMetadata(){return x(this.demuxer.dataSize!==-1),this.demuxer.dataSize/this.demuxer.audioInfo.blockSizeInBytes/this.demuxer.audioInfo.sampleRate}async getLiveRefreshInterval(){return null}getName(){return null}getLanguageCode(){return At}getDisposition(){return{...ea}}async getPacketAtIndex(n,i){x(n>=0),x(this.demuxer.audioInfo);const r=n*Zi*this.demuxer.audioInfo.blockSizeInBytes;if(r>=this.demuxer.dataSize)return null;const o=Math.min(Zi*this.demuxer.audioInfo.blockSizeInBytes,this.demuxer.dataSize-r);if(this.demuxer.reader.fileSize===null){let m=this.demuxer.reader.requestSlice(this.demuxer.dataStart+r,o);if(m instanceof Promise&&(m=await m),!m)return null}let u;if(i.metadataOnly)u=Wt;else{let m=this.demuxer.reader.requestSlice(this.demuxer.dataStart+r,o);m instanceof Promise&&(m=await m),x(m),u=fe(m,o)}const c=n*Zi/this.demuxer.audioInfo.sampleRate,d=o/this.demuxer.audioInfo.blockSizeInBytes/this.demuxer.audioInfo.sampleRate;return this.demuxer.lastKnownPacketIndex=Math.max(n,this.demuxer.lastKnownPacketIndex),new ht(u,"key",c,d,n,o)}getFirstPacket(n){return this.getPacketAtIndex(0,n)}async getPacket(n,i){x(this.demuxer.audioInfo);const r=Math.floor(Math.min(n*this.demuxer.audioInfo.sampleRate/Zi,(this.demuxer.dataSize-1)/(Zi*this.demuxer.audioInfo.blockSizeInBytes)));if(r<0)return null;const o=await this.getPacketAtIndex(r,i);if(o)return o;if(r===0)return null;x(this.demuxer.reader.fileSize===null);let u=await this.getPacketAtIndex(this.demuxer.lastKnownPacketIndex,i);for(;u;){const c=await this.getNextPacket(u,i);if(!c)break;u=c}return u}getNextPacket(n,i){x(this.demuxer.audioInfo);const r=Math.round(n.timestamp*this.demuxer.audioInfo.sampleRate/Zi);return this.getPacketAtIndex(r+1,i)}getKeyPacket(n,i){return this.getPacket(n,i)}getNextKeyPacket(n,i){return this.getNextPacket(n,i)}}const wf=7,mr=9,Us=l=>{const n=l.filePos,i=fe(l,9),r=new Me(i);if(r.readBits(12)!==4095||(r.skipBits(1),r.readBits(2)!==0))return null;const c=r.readBits(1),d=r.readBits(2)+1,m=r.readBits(4);if(m===15)return null;r.skipBits(1);const p=r.readBits(3);if(p===0)throw new Error("ADTS frames with channel configuration 0 are not supported.");r.skipBits(1),r.skipBits(1),r.skipBits(1),r.skipBits(1);const y=r.readBits(13);r.skipBits(11);const g=r.readBits(2)+1;if(g!==1)throw new Error("ADTS frames with more than one AAC frame are not supported.");let k=null;return c===1?l.filePos-=2:k=r.readBits(16),{objectType:d,samplingFrequencyIndex:m,channelConfiguration:p,frameLength:y,numberOfAacFrames:g,crcCheck:k,startPos:n}};const To=1024;class e1 extends ta{constructor(n){super(n),this.metadataPromise=null,this.firstFrameHeader=null,this.loadedSamples=[],this.metadataTags=null,this.trackBackings=[],this.readingMutex=new wo,this.lastSampleLoaded=!1,this.lastLoadedPos=0,this.nextTimestampInSamples=0,this.reader=n._reader}async readMetadata(){return this.metadataPromise??=(async()=>{for(;!this.firstFrameHeader&&!this.lastSampleLoaded;)await this.advanceReader();x(this.firstFrameHeader),this.trackBackings=[new t1(this)]})()}async advanceReader(){if(this.lastLoadedPos===0)for(;;){let c=this.reader.requestSlice(this.lastLoadedPos,fn);if(c instanceof Promise&&(c=await c),!c){this.lastSampleLoaded=!0;return}const d=$n(c);if(!d)break;this.lastLoadedPos=c.filePos+d.size}let n=this.reader.requestSliceRange(this.lastLoadedPos,wf,mr);if(n instanceof Promise&&(n=await n),!n){this.lastSampleLoaded=!0;return}const i=Us(n);if(!i){this.lastSampleLoaded=!0;return}if(this.reader.fileSize!==null&&i.startPos+i.frameLength>this.reader.fileSize){this.lastSampleLoaded=!0;return}this.firstFrameHeader||(this.firstFrameHeader=i);const r=zs[i.samplingFrequencyIndex];x(r!==void 0);const o=To/r,u={timestamp:this.nextTimestampInSamples/r,duration:o,dataStart:i.startPos,dataSize:i.frameLength};this.loadedSamples.push(u),this.nextTimestampInSamples+=To,this.lastLoadedPos=i.startPos+i.frameLength}async getMimeType(){return"audio/aac"}async getTrackBackings(){return await this.readMetadata(),this.trackBackings}async getMetadataTags(){const n=await this.readingMutex.acquire();try{if(await this.readMetadata(),this.metadataTags)return this.metadataTags;this.metadataTags={};let i=0;for(;;){let r=this.reader.requestSlice(i,fn);if(r instanceof Promise&&(r=await r),!r)break;const o=$n(r);if(!o)break;let u=this.reader.requestSlice(r.filePos,o.size);if(u instanceof Promise&&(u=await u),!u)break;Io(u,o,this.metadataTags),i=r.filePos+o.size}return this.metadataTags}finally{n()}}}class t1{constructor(n){this.demuxer=n}getType(){return"audio"}getId(){return 1}getNumber(){return 1}getTimeResolution(){return this.getSampleRate()/To}isRelativeToUnixEpoch(){return!1}getUnixTimeForTimestamp(){return null}getPairingMask(){return 1n}getBitrate(){return null}getAverageBitrate(){return null}async getDurationFromMetadata(){return null}async getLiveRefreshInterval(){return null}getName(){return null}getLanguageCode(){return At}getCodec(){return"aac"}getInternalCodecId(){return x(this.demuxer.firstFrameHeader),this.demuxer.firstFrameHeader.objectType}getNumberOfChannels(){x(this.demuxer.firstFrameHeader);const n=Mf[this.demuxer.firstFrameHeader.channelConfiguration];return x(n!==void 0),n}getSampleRate(){x(this.demuxer.firstFrameHeader);const n=zs[this.demuxer.firstFrameHeader.samplingFrequencyIndex];return x(n!==void 0),n}getDisposition(){return{...ea}}async getDecoderConfig(){return x(this.demuxer.firstFrameHeader),{codec:`mp4a.40.${this.demuxer.firstFrameHeader.objectType}`,numberOfChannels:this.getNumberOfChannels(),sampleRate:this.getSampleRate()}}async getPacketAtIndex(n,i){if(n===-1)return null;const r=this.demuxer.loadedSamples[n];if(!r)return null;let o;if(i.metadataOnly)o=Wt;else{let u=this.demuxer.reader.requestSlice(r.dataStart,r.dataSize);if(u instanceof Promise&&(u=await u),!u)return null;o=fe(u,r.dataSize)}return new ht(o,"key",r.timestamp,r.duration,n,r.dataSize)}getFirstPacket(n){return this.getPacketAtIndex(0,n)}async getNextPacket(n,i){const r=await this.demuxer.readingMutex.acquire();try{const o=Fs(this.demuxer.loadedSamples,n.timestamp,c=>c.timestamp);if(o===-1)throw new Error("Packet was not created from this track.");const u=o+1;for(;u>=this.demuxer.loadedSamples.length&&!this.demuxer.lastSampleLoaded;)await this.demuxer.advanceReader();return this.getPacketAtIndex(u,i)}finally{r()}}async getPacket(n,i){const r=await this.demuxer.readingMutex.acquire();try{for(;;){const o=Oe(this.demuxer.loadedSamples,n,u=>u.timestamp);if(o===-1&&this.demuxer.loadedSamples.length>0)return null;if(this.demuxer.lastSampleLoaded)return this.getPacketAtIndex(o,i);if(o>=0&&o+1l===0?null:l===1?192:l>=2&&l<=5?144*2**l:l===6?"uncommon-u8":l===7?"uncommon-u16":l>=8&&l<=15?2**l:null,a1=(l,n)=>{switch(l){case 0:return n;case 1:return 88200;case 2:return 176400;case 3:return 192e3;case 4:return 8e3;case 5:return 16e3;case 6:return 22050;case 7:return 24e3;case 8:return 32e3;case 9:return 44100;case 10:return 48e3;case 11:return 96e3;case 12:return"uncommon-u8";case 13:return"uncommon-u16";case 14:return"uncommon-u16-10";default:return null}},i1=l=>{let n=0;const i=new Me(fe(l,1));for(;i.readBits(1)===1;)n++;if(n===0)return i.readBits(7);const r=[],o=n-1,u=new Me(fe(l,o)),c=8-n-1;for(let m=0;mm|p<{if(n==="uncommon-u16")return at(l)+1;if(n==="uncommon-u8")return oe(l)+1;if(typeof n=="number")return n;Rs(n),x(!1)},s1=(l,n)=>n==="uncommon-u16"?at(l):n==="uncommon-u16-10"?at(l)*10:n==="uncommon-u8"?oe(l):typeof n=="number"?n:null,l1=l=>{let i=0;for(const r of l){i^=r;for(let o=0;o<8;o++)(i&128)!==0?i=i<<1^7:i<<=1,i&=255}return i};class o1 extends ta{constructor(n){super(n),this.loadedSamples=[],this.metadataPromise=null,this.trackBacking=null,this.metadataTags={},this.audioInfo=null,this.lastLoadedPos=null,this.blockingBit=null,this.readingMutex=new wo,this.lastSampleLoaded=!1,this.reader=n._reader}async getMetadataTags(){return await this.readMetadata(),this.metadataTags}async getTrackBackings(){return await this.readMetadata(),x(this.trackBacking),[this.trackBacking]}async getMimeType(){return"audio/flac"}async readMetadata(){return this.metadataPromise??=(async()=>{let n=0;for(;;){let i=this.reader.requestSlice(n,fn);if(i instanceof Promise&&(i=await i),!i){this.lastSampleLoaded=!0;return}const r=$n(i);if(!r)break;let o=this.reader.requestSlice(i.filePos,r.size);o instanceof Promise&&(o=await o),x(o),Io(o,r,this.metadataTags),n=i.filePos+r.size}for(n+=4;this.reader.fileSize===null||ny.end-r)return{num:g.num,blockSize:g.blockSize,sampleRate:g.sampleRate,size:y.end-n,isLastFrame:!0};if(oe(y)===255){const T=y.filePos,w=oe(y),S=this.blockingBit===1?249:248;if(w!==S){y.filePos=T;continue}y.skip(-2);const E=y.filePos-n,_=this.readFlacFrameHeader({slice:y,isFirstPacket:!1});if(!_){y.filePos=T;continue}if(this.blockingBit===0){if(_.num-g.num!==1){y.filePos=T;continue}}else if(_.num-g.num!==g.blockSize){y.filePos=T;continue}return{num:g.num,blockSize:g.blockSize,sampleRate:g.sampleRate,size:E,isLastFrame:!1}}}}readFlacFrameHeader({slice:n,isFirstPacket:i}){const r=n.filePos,o=fe(n,4),u=new Me(o);if(u.readBits(15)!==32764)return null;if(this.blockingBit===null){x(i);const E=u.readBits(1);this.blockingBit=E}else if(this.blockingBit===1){if(x(!i),u.readBits(1)!==1)return null}else if(this.blockingBit===0){if(x(!i),u.readBits(1)!==0)return null}else throw new Error("Invalid blocking bit");const d=n1(u.readBits(4));if(!d)return null;x(this.audioInfo);const m=a1(u.readBits(4),this.audioInfo.sampleRate);if(!m||(u.readBits(4),u.readBits(3),u.readBits(1)!==0))return null;const y=i1(n),g=r1(n,d),k=s1(n,m);if(k===null||k!==this.audioInfo.sampleRate)return null;const T=n.filePos-r,w=oe(n);n.skip(-T),n.skip(-1);const S=l1(fe(n,T));return w!==S?null:{num:y,blockSize:g,sampleRate:k}}async advanceReader(){await this.readMetadata(),x(this.lastLoadedPos!==null),x(this.audioInfo);const n=this.lastLoadedPos,i=await this.readNextFlacFrame({startPos:n,isFirstPacket:this.loadedSamples.length===0});if(!i){this.lastSampleLoaded=!0;return}const r=this.loadedSamples[this.loadedSamples.length-1],u={blockOffset:r?r.blockOffset+r.blockSize:0,blockSize:i.blockSize,byteOffset:n,byteSize:i.size};if(this.lastLoadedPos=this.lastLoadedPos+i.size,this.loadedSamples.push(u),i.isLastFrame){this.lastSampleLoaded=!0;return}}}class c1{constructor(n){this.demuxer=n}getType(){return"audio"}getId(){return 1}getNumber(){return 1}getCodec(){return"flac"}getInternalCodecId(){return null}getNumberOfChannels(){return x(this.demuxer.audioInfo),this.demuxer.audioInfo.numberOfChannels}getSampleRate(){return x(this.demuxer.audioInfo),this.demuxer.audioInfo.sampleRate}getName(){return null}getLanguageCode(){return At}getTimeResolution(){return x(this.demuxer.audioInfo),this.demuxer.audioInfo.sampleRate}isRelativeToUnixEpoch(){return!1}getUnixTimeForTimestamp(){return null}getPairingMask(){return 1n}getBitrate(){return null}getAverageBitrate(){return null}async getDurationFromMetadata(){return x(this.demuxer.audioInfo),this.demuxer.audioInfo.totalSamples===0?null:this.demuxer.audioInfo.totalSamples/this.demuxer.audioInfo.sampleRate}async getLiveRefreshInterval(){return null}getDisposition(){return{...ea}}async getDecoderConfig(){return x(this.demuxer.audioInfo),{codec:"flac",numberOfChannels:this.demuxer.audioInfo.numberOfChannels,sampleRate:this.demuxer.audioInfo.sampleRate,description:this.demuxer.audioInfo.description}}async getPacket(n,i){if(x(this.demuxer.audioInfo),n<0)return null;const r=await this.demuxer.readingMutex.acquire();try{for(;;){const o=Oe(this.demuxer.loadedSamples,n,m=>m.blockOffset/this.demuxer.audioInfo.sampleRate);if(o===-1){await this.demuxer.advanceReader();continue}const u=this.demuxer.loadedSamples[o],c=u.blockOffset/this.demuxer.audioInfo.sampleRate,d=u.blockSize/this.demuxer.audioInfo.sampleRate;if(c+d<=n){if(this.demuxer.lastSampleLoaded)return this.getPacketAtIndex(this.demuxer.loadedSamples.length-1,i);await this.demuxer.advanceReader();continue}return this.getPacketAtIndex(o,i)}}finally{r()}}async getNextPacket(n,i){const r=await this.demuxer.readingMutex.acquire();try{const o=n.sequenceNumber+1;if(this.demuxer.lastSampleLoaded&&o>=this.demuxer.loadedSamples.length)return null;for(;o>=this.demuxer.loadedSamples.length&&!this.demuxer.lastSampleLoaded;)await this.demuxer.advanceReader();return this.getPacketAtIndex(o,i)}finally{r()}}getKeyPacket(n,i){return this.getPacket(n,i)}getNextKeyPacket(n,i){return this.getNextPacket(n,i)}async getPacketAtIndex(n,i){const r=this.demuxer.loadedSamples[n];if(!r)return null;let o;if(i.metadataOnly)o=Wt;else{let d=this.demuxer.reader.requestSlice(r.byteOffset,r.byteSize);if(d instanceof Promise&&(d=await d),!d)return null;o=fe(d,r.byteSize)}x(this.demuxer.audioInfo);const u=r.blockOffset/this.demuxer.audioInfo.sampleRate,c=r.blockSize/this.demuxer.audioInfo.sampleRate;return new ht(o,"key",u,c,n,r.byteSize)}async getFirstPacket(n){for(;this.demuxer.loadedSamples.length===0&&!this.demuxer.lastSampleLoaded;)await this.demuxer.advanceReader();return this.getPacketAtIndex(0,n)}}const Wn=9e4,Qt=188,u1=l=>{let n="video/MP2T";const i=[...new Set(l.filter(Boolean))];return i.length>0&&(n+=`; codecs="${i.join(", ")}"`),n};const q0="PES packet is missing PTS where it was expected. PES packets without PTS are not currently supported. If you think this file should be supported, please report it.",bg=new Set;class f1 extends ta{constructor(n){super(n),this.metadataPromise=null,this.elementaryStreams=[],this.trackBackingEntries=[],this.packetOffset=0,this.packetStride=-1,this.sectionEndPositions=[],this.seekChunkSize=5*1024*1024,this.minReferencePointByteDistance=-1,this.reader=n._reader}async readMetadata(){return this.metadataPromise??=(async()=>{const n=Qt+16+1;let i=this.reader.requestSlice(0,n);i instanceof Promise&&(i=await i),x(i);const r=fe(i,n);if(r[0]===71&&r[Qt]===71)this.packetOffset=0,this.packetStride=Qt;else if(r[0]===71&&r[Qt+16]===71)this.packetOffset=0,this.packetStride=Qt+16;else if(r[4]===71&&r[4+Qt+4]===71)this.packetOffset=4,this.packetStride=Qt+4;else throw new Error("Unreachable.");const o=256;this.minReferencePointByteDistance=o*this.packetStride;let u=this.packetOffset,c=null,d=!1,m=!1;for(;;){const p=await this.readPacketHeader(u);if(!p)break;if(p.payloadUnitStartIndicator===0){u+=this.packetStride;continue}if(m&&!this.elementaryStreams.some(S=>S.pid===p.pid)){u+=this.packetStride;continue}const y=await this.readSection(u,!0,!m);if(!y)break;const g=3,k=32;let T=!1;if(!m&&y.pid!==0&&!(y.payload[0]===0&&y.payload[1]===0&&y.payload[2]===1)){const E=new Me(y.payload),_=E.readAlignedByte();E.skipBits(8*_),T=E.readBits(8)===2}if(y.pid===0&&!d){const S=new Me(y.payload),E=S.readAlignedByte();S.skipBits(8*E),S.skipBits(14);const _=S.readBits(10);for(S.skipBits(40);8*(_+g)-S.pos>k;){const C=S.readBits(16);S.skipBits(3);const B=S.readBits(13);if(C!==0){if(c!==null)throw new Error("Only files with a single program are supported.");c=B}}if(c===null)throw new Error("Program Association Table must link to a Program Map Table.");d=!0}else if((y.pid===c||T)&&!m){const S=new Me(y.payload),E=S.readAlignedByte();S.skipBits(8*E),S.skipBits(12);const _=S.readBits(12);S.skipBits(43),S.readBits(13),S.skipBits(6);const C=S.readBits(10);for(S.skipBits(8*C);8*(_+g)-S.pos>k;){const B=S.readBits(8);S.skipBits(3);const P=S.readBits(13);S.skipBits(6);const D=S.readBits(10),z=S.pos+8*D;let H=!1,L=!1;for(;S.posE.pid===y.pid);e:if(S&&!S.initialized){const E=lr(y,!0);if(!E)throw new Error(`Couldn't read first PES packet for Elementary Stream with PID ${S.pid}`);if(S.firstSection=y,S.canBeTrustedWithKeyPackets=y.randomAccessIndicator===1,this.input._initInput){const B=(await this.input._initInput._getDemuxer()).elementaryStreams.find(P=>P.pid===y.pid&&P.info.codec===S.info.codec);if(B){S.info=B.info,S.initialized=!0;break e}}const _=new Es(S,E);if(S.info.type==="video"){for(;;){const C=_;if(C.suppliedPacket=null,await _.markNextPacket(),S.info.codec==="avc"){if(!_.suppliedPacket)throw new Error("Invalid AVC video stream; could not extract AVCDecoderConfigurationRecord from any packet.");if(S.info.avcCodecInfo=h0(_.suppliedPacket.data),!S.info.avcCodecInfo)continue;const B=S.info.avcCodecInfo.sequenceParameterSets[0];x(B);const P=p0(B);S.info.width=P.displayWidth,S.info.height=P.displayHeight;const D=P.pixelAspectRatio.num,z=P.pixelAspectRatio.den;D>0&&z>0&&(D>z?(S.info.squarePixelWidth=Math.round(S.info.width*D/z),S.info.squarePixelHeight=S.info.height):(S.info.squarePixelWidth=S.info.width,S.info.squarePixelHeight=Math.round(S.info.height*z/D))),S.info.colorSpace={primaries:mo[P.colourPrimaries],transfer:po[P.transferCharacteristics],matrix:go[P.matrixCoefficients],fullRange:!!P.fullRangeFlag},S.info.reorderSize=P.maxDecFrameBuffering;break}else if(S.info.codec==="hevc"){if(!_.suppliedPacket)throw new Error("Invalid HEVC video stream; could not extract HVCDecoderConfigurationRecord from first packet.");if(S.info.hevcCodecInfo=y0(_.suppliedPacket.data),!S.info.hevcCodecInfo)continue;const P=S.info.hevcCodecInfo.arrays.find(z=>z.nalUnitType===St.SPS_NUT).nalUnits[0];x(P);const D=g0(P);S.info.width=D.displayWidth,S.info.height=D.displayHeight,D.pixelAspectRatio.num>D.pixelAspectRatio.den?(S.info.squarePixelWidth=Math.round(S.info.width*D.pixelAspectRatio.num/D.pixelAspectRatio.den),S.info.squarePixelHeight=S.info.height):(S.info.squarePixelWidth=S.info.width,S.info.squarePixelHeight=Math.round(S.info.height*D.pixelAspectRatio.den/D.pixelAspectRatio.num)),S.info.colorSpace={primaries:mo[D.colourPrimaries],transfer:po[D.transferCharacteristics],matrix:go[D.matrixCoefficients],fullRange:!!D.fullRangeFlag},S.info.reorderSize=D.maxDecFrameBuffering;break}else throw new Error("Unhandled.")}S.info.decoderConfig={codec:Uf({width:S.info.width,height:S.info.height,codec:S.info.codec,codecDescription:null,colorSpace:S.info.colorSpace,avcType:1,avcCodecInfo:S.info.avcCodecInfo,hevcCodecInfo:S.info.hevcCodecInfo,vp9CodecInfo:null,av1CodecInfo:null,proresFormat:null}),codedWidth:S.info.width,codedHeight:S.info.height,colorSpace:S.info.colorSpace},(S.info.width!==S.info.squarePixelWidth||S.info.height!==S.info.squarePixelHeight)&&(S.info.decoderConfig.displayAspectWidth=S.info.squarePixelWidth,S.info.decoderConfig.displayAspectHeight=S.info.squarePixelHeight),S.initialized=!0}else{if(await _.markNextPacket(),!_.suppliedPacket)throw new Error(`Couldn't parse first media packet for Elementary Stream with PID ${S.pid}`);if(S.info.codec==="aac"){const C=pn.tempFromBytes(_.suppliedPacket.data),B=Us(C);if(!B)throw new Error("Invalid AAC audio stream; could not read ADTS frame header from first packet.");S.info.aacCodecInfo={isMpeg2:!1,objectType:B.objectType},S.info.numberOfChannels=Mf[B.channelConfiguration],S.info.sampleRate=zs[B.samplingFrequencyIndex]}else if(S.info.codec==="mp3"){const C=ee(pn.tempFromBytes(_.suppliedPacket.data)),B=qf(C,_.suppliedPacket.data.byteLength);if(!B.header)throw new Error("Invalid MP3 audio stream; could not read frame header from first packet.");S.info.numberOfChannels=Ms(B.header.channel),S.info.sampleRate=B.header.sampleRate}else if(S.info.codec==="ac3"){const C=TS(_.suppliedPacket.data);if(!C)throw new Error("Invalid AC-3 audio stream; could not read sync frame from first packet.");if(C.fscod===3)throw new Error("Invalid AC-3 audio stream; reserved sample rate code found in first packet.");S.info.numberOfChannels=Lf[C.acmod]+C.lfeon,S.info.sampleRate=_o[C.fscod]}else if(S.info.codec==="eac3"){const C=xS(_.suppliedPacket.data);if(!C)throw new Error("Invalid E-AC-3 audio stream; could not read sync frame from first packet.");const B=w0(C);if(B===null)throw new Error("Invalid E-AC-3 audio stream; reserved sample rate code found in first packet.");S.info.numberOfChannels=x0(C),S.info.sampleRate=B}else throw new Error("Unhandled.");S.info.decoderConfig={codec:Ff({codec:S.info.codec,codecDescription:null,aacCodecInfo:S.info.aacCodecInfo}),numberOfChannels:S.info.numberOfChannels,sampleRate:S.info.sampleRate},S.initialized=!0}}}if(m&&this.elementaryStreams.every(S=>S.initialized))break;u+=this.packetStride}if(!m)throw d?new Error("No Program Map Table found in the file."):new Error("No Program Association Table found in the file.");for(const p of this.elementaryStreams)p.info.type==="video"?this.trackBackingEntries.push(new d1(p)):this.trackBackingEntries.push(new h1(p))})()}async getTrackBackings(){return await this.readMetadata(),this.trackBackingEntries}async getMetadataTags(){return{}}async getMimeType(){await this.readMetadata();const n=await Promise.all(this.trackBackingEntries.map(i=>i.getDecoderConfig().then(r=>r?.codec??null)));return u1(n)}async readSection(n,i,r=!1){let o=n,u=n;const c=[];let d=0,m=null,p=!0,y=0;for(;;){const k=await this.readPacket(u);if(u+=this.packetStride,!k)break;if(m){if(k.pid!==m.pid){if(r)break;continue}if(k.payloadUnitStartIndicator===1)break}else{if(k.payloadUnitStartIndicator===0)break;m=k}const T=!!(k.adaptationFieldControl&2),w=!!(k.adaptationFieldControl&1);let S=0;if(T&&(S=1+k.body[0],k===m&&S>1&&(y=k.body[1]>>6&1)),w&&(S===0?(c.push(k.body),d+=k.body.byteLength):(c.push(k.body.subarray(S)),d+=k.body.byteLength-S)),o=u,!i&&d>=64){p=!1;break}if(Fs(this.sectionEndPositions,o,_=>_)!==-1){p=!1;break}}if(p){const k=Oe(this.sectionEndPositions,o,T=>T);this.sectionEndPositions.splice(k+1,0,o)}if(!m)return null;let g;if(c.length===1)g=c[0];else{const k=c.reduce((w,S)=>w+S.length,0);g=new Uint8Array(k);let T=0;for(const w of c)g.set(w,T),T+=w.length}return{startPos:n,endPos:i?o:null,pid:m.pid,payload:g,randomAccessIndicator:y}}async readPacketHeader(n){let i=this.reader.requestSlice(n,4);if(i instanceof Promise&&(i=await i),!i)return null;if(oe(i)!==71)throw new Error("Invalid TS packet sync byte. Likely an internal bug, please report this file.");const o=at(i),u=o>>14&1,c=o&8191,m=oe(i)>>4&3;return{payloadUnitStartIndicator:u,pid:c,adaptationFieldControl:m}}async readPacket(n){let i=this.reader.requestSlice(n,Qt);if(i instanceof Promise&&(i=await i),!i)return null;const r=fe(i,Qt);if(r[0]!==71)throw new Error("Invalid TS packet sync byte. Likely an internal bug, please report this file.");const u=(r[1]<<8)+r[2],c=u>>14&1,d=u&8191,p=r[3]>>4&3;return{payloadUnitStartIndicator:c,pid:d,adaptationFieldControl:p,body:r.subarray(4)}}}const ni=(l,n)=>{if(l.payload.byteLength<3)return null;const i=new Me(l.payload);if(i.readBits(24)!==1)return null;const o=i.readBits(8);if(i.skipBits(16),o===188||o===190||o===191||o===240||o===241||o===255||o===242||o===248)return null;i.skipBits(8);const u=i.readBits(2);i.skipBits(14);let c=null;if(u===2||u===3)c=0,i.skipBits(4),c+=i.readBits(3)*(1<<30),i.skipBits(1),c+=i.readBits(15)*32768,i.skipBits(1),c+=i.readBits(15);else if(n)throw new Error(q0);return{sectionStartPos:l.startPos,sectionEndPos:l.endPos,pts:c,randomAccessIndicator:l.randomAccessIndicator}},lr=(l,n)=>{x(l.endPos!==null);const i=ni(l,n);if(!i)return null;const r=new Me(l.payload);r.skipBits(32);const o=r.readBits(16),u=6;r.skipBits(16);const c=r.readBits(8),d=r.pos+8*c;r.pos=d;const m=d/8;x(Number.isInteger(m));const p=l.payload.subarray(m,o>0?u+o:l.payload.byteLength);return{...i,data:p}};class Po{constructor(n){this.elementaryStream=n,this.packetBuffers=new WeakMap,this.packetSectionStarts=new WeakMap}getId(){return this.elementaryStream.pid}getNumber(){const n=this.elementaryStream.demuxer,i=this.elementaryStream.info.type;let r=0;for(const o of n.trackBackingEntries)if(o.getType()===i&&r++,x(o instanceof Po),o.elementaryStream===this.elementaryStream)break;return r}getCodec(){throw new Error("Not implemented on base class.")}getInternalCodecId(){return this.elementaryStream.streamType}getName(){return null}getLanguageCode(){return At}getDisposition(){return{...ea,primary:!1}}getTimeResolution(){return Wn}isRelativeToUnixEpoch(){return!1}getUnixTimeForTimestamp(){return null}getPairingMask(){return 1n}getBitrate(){return null}getAverageBitrate(){return null}async getDurationFromMetadata(){return null}async getLiveRefreshInterval(){return null}createEncodedPacket(n,i,r){let o;return this.allPacketsAreKeyPackets()?o="key":o=n.randomAccessIndicator===1?"key":"delta",new ht(r.metadataOnly?Wt:n.data,o,n.pts/Wn,Math.max(i/Wn,0),n.sequenceNumber,n.data.byteLength)}async getFirstPacket(n){const i=this.elementaryStream.firstSection;x(i);const r=lr(i,!0);x(r);const o=new Es(this.elementaryStream,r),u=new cf(this,o),c=await u.readNext();if(!c)return null;const d=this.createEncodedPacket(c.packet,c.duration,n);return this.packetBuffers.set(d,u),this.packetSectionStarts.set(d,c.packet.sectionStartPos),d}async getNextPacket(n,i){let r=this.packetBuffers.get(n);if(r){const y=await r.readNext();if(!y)return null;this.packetBuffers.delete(n);const g=this.createEncodedPacket(y.packet,y.duration,i);return this.packetBuffers.set(g,r),this.packetSectionStarts.set(g,y.packet.sectionStartPos),g}const o=this.packetSectionStarts.get(n);if(o===void 0)throw new Error("Packet was not created from this track.");const c=await this.elementaryStream.demuxer.readSection(o,!0);x(c);const d=lr(c,!0);x(d);const m=new Es(this.elementaryStream,d);r=new cf(this,m);const p=n.sequenceNumber;for(;;){const y=await r.readNext();if(!y)return null;if(y.packet.sequenceNumber>p){const g=this.createEncodedPacket(y.packet,y.duration,i);return this.packetBuffers.set(g,r),this.packetSectionStarts.set(g,y.packet.sectionStartPos),g}}}async getNextKeyPacket(n,i){let r=n;for(;;){if(r=await this.getNextPacket(r,i),!r)return null;if(r.type==="key")return r}}getPacket(n,i){return this.doPacketLookup(n,!1,i)}getKeyPacket(n,i){return this.doPacketLookup(n,!0,i)}async doPacketLookup(n,i,r){const o=Os(n*Wn),u=this.elementaryStream.demuxer,{reader:c,seekChunkSize:d}=u,m=this.elementaryStream.pid,p=async(P,D,z)=>{let H=P;for(;HP.pts),S=w!==-1?T[w]:null;if(S&&o-S.pts1){let z=0,H=D-1;for(P=z;z<=H;){const L=Math.floor((z+H)/2),I=$u(L*d,u.packetStride)+g.sectionStartPos,X=I+d,J=await p(I,X,!1);if(!J){H=L-1;continue}J.pesPacketHeader.pts<=o?(P=L,z=L+1):H=L-1}}}k=$u(P*d,u.packetStride)+g.sectionStartPos}let _=(await p(k,c.fileSize??1/0,!1))?.pesPacketHeader??null;_||(_=g);const C=this.getReorderSize(),B=async(P,D)=>{const z=await u.readSection(P,!0);x(z);const H=lr(z,!0);x(H);const L=new Es(this.elementaryStream,H),I=new cf(this,L);for(;!((Zt(I.presentationOrderPackets)?.pts??-1/0)>=o||!await I.readNextPacket()););const X=If(I.presentationOrderPackets,D);if(X===-1)return null;const J=I.presentationOrderPackets[X],Z=X===0?0:J.pts-I.presentationOrderPackets[X-1].pts;for(;I.decodeOrderPackets[0]!==J;)I.decodeOrderPackets.shift();I.lastDuration=Z;const se=await I.readNext();x(se);const de=this.createEncodedPacket(se.packet,se.duration,r);return this.packetBuffers.set(de,I),this.packetSectionStarts.set(de,se.packet.sectionStartPos),de};if(!i||this.allPacketsAreKeyPackets()){e:for(;;){let P=_.sectionStartPos+u.packetStride;for(;;){const D=await u.readPacketHeader(P);if(!D)break e;if(D.pid===m&&D.payloadUnitStartIndicator===1){const z=await u.readSection(P,!1);if(z){const H=ni(z,!1);if(H&&H.pts!==null){if(H.pts>o)break e;_=H,xf(this.elementaryStream,_);break}}}P+=u.packetStride}}e:for(let P=0;P=u.packetOffset;){const z=await u.readPacketHeader(D);if(!z)break e;if(z.pid===m&&z.payloadUnitStartIndicator===1){const H=await u.readSection(D,!1);if(H){const L=ni(H,!1);if(L&&L.pts!==null){_=L;break}}}D-=u.packetStride}}return B(_.sectionStartPos,P=>P.pts<=o)}else{let P=k,D=null;const z=!this.elementaryStream.canBeTrustedWithKeyPackets;for(;;){let H=null;const L=P<=g.sectionStartPos;let I,X=null;if(L)I=g,X=y;else{const se=await p(P,c.fileSize??1/0,z);I=se?.pesPacketHeader??null,X=se?.section??null}let J=!1,Z=0;e:for(;I&&!(D!==null&&I.sectionStartPos>=D);){if(I.pts<=o){let de;if(this.elementaryStream.canBeTrustedWithKeyPackets)de=I.randomAccessIndicator===1;else{x(X);const ce=lr(X,!0);x(ce);const N=new Es(this.elementaryStream,ce);await N.markNextPacket(),de=N.suppliedPacket?.randomAccessIndicator===1}de&&(H=I)}if(I.pts>o&&(J=!0),J&&(Z++,Z>C))break;let se=I.sectionStartPos+u.packetStride;for(;;){const de=await u.readPacketHeader(se);if(!de)break e;if(de.pid===m&&de.payloadUnitStartIndicator===1){const ce=await u.readSection(se,z);if(ce){const N=ni(ce,!1);if(N&&N.pts!==null){I=N,X=ce,xf(this.elementaryStream,I);break}}}se+=u.packetStride}}if(H){let se=H;if(Z===0)e:for(let ce=0;ce=u.packetOffset;){const $=await u.readPacketHeader(N);if(!$)break e;if($.pid===m&&$.payloadUnitStartIndicator===1){const re=await u.readSection(N,z);if(re){const pe=ni(re,!1);if(pe&&pe.pts!==null){se=pe;break}}}N-=u.packetStride}}const de=await B(se.sectionStartPos,ce=>ce.pts<=o&&ce.randomAccessIndicator===1);return x(de),de}if(L)return null;D=P,P=Math.max($u(P-g.sectionStartPos-d,u.packetStride)+g.sectionStartPos,g.sectionStartPos)}}}}class d1 extends Po{getType(){return"video"}getCodec(){return this.elementaryStream.info.codec}getCodedWidth(){return this.elementaryStream.info.width}getCodedHeight(){return this.elementaryStream.info.height}getSquarePixelWidth(){return this.elementaryStream.info.squarePixelWidth}getSquarePixelHeight(){return this.elementaryStream.info.squarePixelHeight}getRotation(){return 0}async getColorSpace(){return this.elementaryStream.info.colorSpace}async canBeTransparent(){return!1}async getDecoderConfig(){return x(this.elementaryStream.info.decoderConfig),this.elementaryStream.info.decoderConfig}allPacketsAreKeyPackets(){return!1}getReorderSize(){return this.elementaryStream.info.reorderSize}}class h1 extends Po{getType(){return"audio"}getCodec(){return this.elementaryStream.info.codec}getNumberOfChannels(){return this.elementaryStream.info.numberOfChannels}getSampleRate(){return this.elementaryStream.info.sampleRate}async getDecoderConfig(){return x(this.elementaryStream.info.decoderConfig),this.elementaryStream.info.decoderConfig}allPacketsAreKeyPackets(){return!0}getReorderSize(){return 0}}const xf=(l,n)=>{const i=l.referencePesPackets,r=Oe(i,n.sectionStartPos,o=>o.sectionStartPos);if(r>=0){const o=i[r];if(n.pts<=o.pts)return!1;const u=l.demuxer.minReferencePointByteDistance;if(n.sectionStartPos-o.sectionStartPos=n?n:this.bufferData(n-i).then(()=>Math.min(this.endPos-this.currentPos,n))}getCurrentPesPacket(){const n=this.pesPackets[this.currentPesPacketIndex];return x(n),n}async bufferData(n){const i=this.endPos+n;for(;this.endPos=g)break;k=T;const w=p+k;if(k+3>=g){this.seekTo(w);break}const S=y[k+1],E=y[k+2],_=y[k+3];let C=0;if(S===0&&E===0&&_===1?C=4:S===0&&E===1&&(C=3),C===0){k++;continue}const B=w;u??=B;const P=k+C,D=P+o,z=6;if(D+(i==="avc"?z:1)>g){this.seekTo(w);break}const L=y[P];let I,X,J;if(i==="avc")I=Hf(L),X=I===vt.NON_IDR_SLICE||I===vt.SLICE_DPA||I===vt.IDR,J=I===vt.SEI||I===vt.SPS||I===vt.PPS||I===vt.AUD;else{if(I=bo(L),((L&1)<<5|y[P+1]>>3)>0){k+=C;continue}X=I<=St.RASL_R||I>=St.BLA_W_LP&&I<=21,J=I>=St.VPS_NUT&&I<=37||I===St.PREFIX_SEI_NUT||I>=41&&I<=44||I>=48&&I<=55}let Z=!1;if(X){let se;if(i==="avc"){const de=y.subarray(D,D+z),ce=te(new Me(de));se=!c||ce<=d,d=ce}else se=y[D]>>7===1;se&&(c?Z=!0:c=!0)}else J&&c&&(Z=!0);if(Z){const se=B-u;return this.seekTo(u),this.supplyPacket(se,0)}k+=C}if(mu){const m=this.endPos-u;return this.seekTo(u),this.supplyPacket(m,0)}}else{const i=n.info.codec,r=128;for(;;){let o=this.ensureBuffered(r);o instanceof Promise&&(o=await o);const u=this.currentPos;for(;this.currentPos-u>6,g=p[4]&63;if(y===3||g>37){this.seekTo(d+1);continue}const k=vS[3*g+y];x(k!==void 0),this.seekTo(d),m=this.ensureBuffered(k),m instanceof Promise&&(m=await m);const T=Math.round(wS*Wn/n.info.sampleRate);return this.supplyPacket(m,T)}else if(i==="eac3"){if(c!==11)continue;this.skip(-1);const d=this.currentPos;let m=this.ensureBuffered(5);if(m instanceof Promise&&(m=await m),m<5)return;const p=this.readBytes(5);if(p[0]!==11||p[1]!==119){this.seekTo(d+1);continue}const g=(((p[2]&7)<<8|p[3])+1)*2,T=p[4]>>6===3?3:p[4]>>4&3,w=v0[T];this.seekTo(d),m=this.ensureBuffered(g),m instanceof Promise&&(m=await m);const S=w*256,E=Math.round(S*Wn/n.info.sampleRate);return this.supplyPacket(m,E)}else throw new Error("Unhandled.")}if(o=0)}async readNext(){if(this.decodeOrderPackets.length===0&&!await this.readNextPacket())return null;await this.ensureCurrentPacketHasNext();const n=this.decodeOrderPackets[0],i=this.presentationOrderPackets.indexOf(n);x(i!==-1);let r;for(i===this.presentationOrderPackets.length-1?r=this.lastDuration:(r=this.presentationOrderPackets[i+1].pts-n.pts,this.lastDuration=r),this.decodeOrderPackets.shift();this.presentationOrderPackets.length>0;){const o=this.presentationOrderPackets[0];if(this.decodeOrderPackets.includes(o))break;this.presentationOrderPackets.shift()}return{packet:n,duration:r}}async readNextPacket(){if(this.reachedEnd)return!1;let n;return this.context.suppliedPacket?n=this.context.suppliedPacket:(await this.context.markNextPacket(),n=this.context.suppliedPacket),this.context.suppliedPacket=null,n?(this.decodeOrderPackets.push(n),this.processPacketThroughReorderBuffer(n),!0):(this.reachedEnd=!0,this.flushReorderBuffer(),!1)}async ensureCurrentPacketHasNext(){const n=this.decodeOrderPackets[0];for(x(n);;){const i=this.presentationOrderPackets.indexOf(n);if(i!==-1&&i<=this.presentationOrderPackets.length-2||!await this.readNextPacket())break}}processPacketThroughReorderBuffer(n){if(this.reorderBuffer.push(n),this.reorderBuffer.length>this.reorderSize){let i=0;for(let o=1;on.pts-i.pts),this.presentationOrderPackets.push(...this.reorderBuffer),this.reorderBuffer.length=0}}const H0="application/vnd.apple.mpegurl",Sg="#EXT-X-STREAM-INF:",Tg="#EXT-X-I-FRAME-STREAM-INF:",vg="#EXT-X-MEDIA:",Cf="#EXTINF:",wg="#EXT-X-MAP:",xg="#EXT-X-KEY:",Cg="#EXT-X-MEDIA-SEQUENCE:",_g="#EXT-X-BYTERANGE:",Eg="#EXT-X-PROGRAM-DATE-TIME:",m1="#EXT-X-DISCONTINUITY",Ag="#EXT-X-TARGETDURATION:",p1="#EXT-X-ENDLIST",Pg="#EXT-X-PLAYLIST-TYPE:",g1="#EXT-X-I-FRAMES-ONLY",L0=l=>l.length===0||l.startsWith("#")&&!l.startsWith("#EXT");class Ds{constructor(n){this._attributes={};let i="",r="",o=!1,u=!1;for(let c=0;c{const n=[];if(this.trackDeclarations){for(const i of this.trackDeclarations)if(i.type==="video"){const r=xs(n,o=>o.getType()==="video")+1;n.push(new Bg(this,i,r))}else if(i.type==="audio"){const r=xs(n,o=>o.getType()==="audio")+1;n.push(new Dg(this,i,r))}}else{if(this.firstSegment=await this.getFirstSegment({}),!this.firstSegment)return[];const r=await this.getInputForSegment(this.firstSegment).getTracks();for(const o of r)if(o.type==="video"){const u=xs(n,c=>c.getType()==="video")+1;n.push(new Bg(this,{id:n.length+1,type:"video"},u))}else if(o.type==="audio"){const u=xs(n,c=>c.getType()==="audio")+1;n.push(new Dg(this,{id:n.length+1,type:"audio"},u))}}return n})()}async getFirstTimestampForInput(n){const i=this.firstTimestampCache.get(n);if(i!==void 0)return i;const r=await n.getFirstTimestamp();return this.firstTimestampCache.set(n,r),r}async getMediaOffset(n,i){const r=n.firstSegment??n;let o;if(this.firstSegmentFirstTimestamps.has(r))o=this.firstSegmentFirstTimestamps.get(r);else{const p=this.getInputForSegment(r);o=await this.getFirstTimestampForInput(p),this.firstSegmentFirstTimestamps.set(r,o)}if(r===n)return r.timestamp-o;const u=await this.getFirstTimestampForInput(i),c=n.timestamp-r.timestamp,m=u-o-c;return Math.abs(m)<=Math.min(.25,c)?r.timestamp-o:n.timestamp-u}dispose(){for(const n of this.inputCache)n.input.dispose();this.inputCache.length=0}}class V0{constructor(n,i,r){this.packetInfos=new WeakMap,this.hydrationPromise=null,this.firstInputTrack=null,this.segmentedInput=n,this.decl=i,this.number=r}hydrate(){return this.hydrationPromise??=(async()=>{if(this.segmentedInput.firstSegment??=await this.segmentedInput.getFirstSegment({}),!this.segmentedInput.firstSegment)throw new Error("Missing first segment, can't retrieve track.");const r=(await this.segmentedInput.getInputForSegment(this.segmentedInput.firstSegment).getTracks()).find(o=>o.type===this.decl.type&&o.number===this.number);if(!r)throw new Error("No matching track found in underlying media data.");this.firstInputTrack=r})()}getId(){return this.decl.id}getType(){return this.decl.type}getNumber(){return this.number}delegate(n){return this.firstInputTrack?n():this.hydrate().then(n)}async getDecoderConfig(){return this.delegate(()=>this.firstInputTrack._backing.getDecoderConfig())}getHasOnlyKeyPackets(){return this.delegate(()=>this.firstInputTrack._backing.getHasOnlyKeyPackets?.()??null)}getPairingMask(){return 1n}getCodec(){return this.delegate(()=>this.firstInputTrack._backing.getCodec())}getInternalCodecId(){return this.delegate(()=>this.firstInputTrack._backing.getInternalCodecId())}getDisposition(){return this.delegate(()=>this.firstInputTrack._backing.getDisposition())}getLanguageCode(){return this.delegate(()=>this.firstInputTrack._backing.getLanguageCode())}getName(){return this.delegate(()=>this.firstInputTrack._backing.getName())}getTimeResolution(){return this.delegate(()=>this.firstInputTrack._backing.getTimeResolution())}async isRelativeToUnixEpoch(){return await this.hydrate(),x(this.segmentedInput.firstSegment),this.segmentedInput.firstSegment.unixEpochTimestamp===this.segmentedInput.firstSegment.timestamp}getUnixTimeForTimestamp(n){return this.segmentedInput.getUnixTimeForTimestamp(n)}getBitrate(){return this.delegate(()=>this.firstInputTrack._backing.getBitrate())}getAverageBitrate(){return this.delegate(()=>this.firstInputTrack._backing.getAverageBitrate())}getDurationFromMetadata(n){return this.segmentedInput.getDurationFromMetadata(n)}getLiveRefreshInterval(){return this.segmentedInput.getLiveRefreshInterval()}async createAdjustedPacket(n,i,r){x(n.sequenceNumber>=0),x(this.segmentedInput.firstSegment);const o=await this.segmentedInput.getMediaOffset(i,r.input),u=i.timestamp-this.segmentedInput.firstSegment.timestamp,c=n.clone({timestamp:e0(n.timestamp+o,await r.getTimeResolution()),sequenceNumber:Math.floor(1e8*u)+n.sequenceNumber});return this.packetInfos.set(c,{segment:i,track:r,sourcePacket:n}),c}async getFirstPacket(n){await this.hydrate(),x(this.segmentedInput.firstSegment),x(this.firstInputTrack);const i=await this.firstInputTrack._backing.getFirstPacket(n);return i?this.createAdjustedPacket(i,this.segmentedInput.firstSegment,this.firstInputTrack):null}getNextPacket(n,i){return this._getNextInternal(n,i,!1)}getNextKeyPacket(n,i){return this._getNextInternal(n,i,!0)}async _getNextInternal(n,i,r){const o=this.packetInfos.get(n);if(!o)throw new Error("Packet was not created from this track.");const u=r?await o.track._backing.getNextKeyPacket(o.sourcePacket,i):await o.track._backing.getNextPacket(o.sourcePacket,i);if(u)return this.createAdjustedPacket(u,o.segment,o.track);let c=o.segment;for(;;){const d=await this.segmentedInput.getNextSegment(c,{skipLiveWait:i.skipLiveWait});if(!d)return null;const y=(await this.segmentedInput.getInputForSegment(d).getTracks()).find(k=>k.type===o.track.type&&k.number===o.track.number);if(!y){c=d;continue}const g=await y._backing.getFirstPacket(i);return g?this.createAdjustedPacket(g,d,y):null}}getPacket(n,i){return this._getPacketInternal(n,i,!1)}getKeyPacket(n,i){return this._getPacketInternal(n,i,!0)}async _getPacketInternal(n,i,r){let o=await this.segmentedInput.getSegmentAt(n,{skipLiveWait:i.skipLiveWait});if(!o)return null;for(await this.hydrate();o;){const u=this.segmentedInput.getInputForSegment(o),d=(await u.getTracks()).find(g=>g.type===this.firstInputTrack.type&&g.number===this.firstInputTrack.number);if(!d){o=await this.segmentedInput.getPreviousSegment(o,{skipLiveWait:i.skipLiveWait});continue}const m=await this.segmentedInput.getMediaOffset(o,u),p=n-m,y=r?await d._backing.getKeyPacket(p,i):await d._backing.getPacket(p,i);if(!y){o=await this.segmentedInput.getPreviousSegment(o,{skipLiveWait:i.skipLiveWait});continue}return this.createAdjustedPacket(y,o,d)}return null}}class Bg extends V0{getType(){return"video"}getCodec(){return this.delegate(()=>this.firstInputTrack._backing.getCodec())}getCodedWidth(){return this.delegate(()=>this.firstInputTrack._backing.getCodedWidth())}getCodedHeight(){return this.delegate(()=>this.firstInputTrack._backing.getCodedHeight())}getSquarePixelWidth(){return this.delegate(()=>this.firstInputTrack._backing.getSquarePixelWidth())}getSquarePixelHeight(){return this.delegate(()=>this.firstInputTrack._backing.getSquarePixelHeight())}getRotation(){return this.delegate(()=>this.firstInputTrack._backing.getRotation())}async getColorSpace(){return this.delegate(()=>this.firstInputTrack._backing.getColorSpace())}async canBeTransparent(){return this.delegate(()=>this.firstInputTrack._backing.canBeTransparent())}async getDecoderConfig(){return this.delegate(()=>this.firstInputTrack._backing.getDecoderConfig())}}class Dg extends V0{getType(){return"audio"}getCodec(){return this.delegate(()=>this.firstInputTrack._backing.getCodec())}getNumberOfChannels(){return this.delegate(()=>this.firstInputTrack._backing.getNumberOfChannels())}getSampleRate(){return this.delegate(()=>this.firstInputTrack._backing.getSampleRate())}async getDecoderConfig(){return this.delegate(()=>this.firstInputTrack._backing.getDecoderConfig())}}Rf();const j0=0,X0=1/0;typeof FinalizationRegistry<"u"&&new FinalizationRegistry(l=>{l()});class Cn extends zf{constructor(){super(),this._disposed=!1,this._refCount=0,this._usedForHls=!1,this._refFinalizationRegistry=null,this._sizePromise=null,this.onread=null,typeof FinalizationRegistry<"u"&&(this._refFinalizationRegistry=new FinalizationRegistry(n=>{n._decrementRefCount()}))}async getSizeOrNull(){if(this._disposed)throw new Et;return this._sizePromise??=(async()=>{let n=this._getFileSize();return n!==void 0||(await this._read(0,1,j0,X0),n=this._getFileSize(),x(n!==void 0)),n})()}async getSize(){if(this._disposed)throw new Et;const n=await this.getSizeOrNull();if(n===null)throw new Error("Cannot determine the size of an unsized source.");return n}slice(n,i){if(!Number.isInteger(n)||n<0)throw new TypeError("offset must be a non-negative integer.");if(i!==void 0&&(!Number.isInteger(i)||i<0))throw new TypeError("length, when provided, must be a non-negative integer.");return new w1(this,n,i)}_dispatchRead(n,i){this.onread?.(n,i),this._emit("read",{start:n,end:i})}ref(){return new Xf(this)}_incrementRefCount(){this._refCount++}_decrementRefCount(){this._refCount--,this._refCount===0&&(this._dispose(),this._disposed=!0)}}class Xf{constructor(n){if(this._freed=!1,n._disposed)throw new Error("Cannot ref a disposed source.");n._incrementRefCount(),n._refFinalizationRegistry?.register(this,n,this),this._source=n}get source(){if(!this._source)throw new Error("Can't get source; ref has already been freed.");return this._source}get freed(){return this._freed}free(){if(this._freed)throw new Error("Illegal operation: double free on SourceRef.");const n=this.source;x(n._refCount>0),n._decrementRefCount(),n._refFinalizationRegistry?.unregister(this),this._freed=!0,this._source=null}[Symbol.dispose](){this.freed||this.free()}}class qs extends Cn{constructor(n,i){if(typeof n!="string")throw new TypeError("rootPath must be a string.");if(typeof i!="function")throw new TypeError("requestHandler must be a function.");super(),this.rootPath=n,this.requestHandler=i}_resolveRequest(n){const i=this.requestHandler(n),r=o=>{if(!(o instanceof Cn||o instanceof Xf))throw new TypeError("requestHandler must return or resolve to a Source or SourceRef.");const u=o instanceof Cn?o.ref():o;return u.source._usedForHls||=this._usedForHls,u};return i instanceof Promise?i.then(r):r(i)}}const Ig=(l,n)=>l.path===n.path;class k1 extends qs{constructor(){super(...arguments),this._root=null,this._rootRequest=null}_read(n,i,r,o){if(!this._root){if(!this._rootRequest){const u=this._resolveRequest({path:this.rootPath,isRoot:!0}),c=d=>{const m=d instanceof Cn?d.ref():d;return this._root=m,this._rootRequest=null,m};u instanceof Promise?this._rootRequest=u.then(c):(c(u),x(this._root))}if(this._rootRequest)return this._rootRequest.then(u=>u.source._read(n,i,r,o))}return this._root.source._read(n,i,r,o)}_getFileSize(){if(this._root)return this._root.source._getFileSize()}_dispose(){this._root?this._root.free():this._rootRequest&&this._rootRequest.then(n=>n.free())}}class b1 extends Cn{constructor(n,i={}){if(!(n instanceof Blob))throw new TypeError("blob must be a Blob.");if(!i||typeof i!="object")throw new TypeError("options must be an object.");if(i.maxCacheSize!==void 0&&(!Of(i.maxCacheSize)||i.maxCacheSize<0))throw new TypeError("options.maxCacheSize, when provided, must be a non-negative number.");if(i.useStreamReader!==void 0&&typeof i.useStreamReader!="boolean")throw new TypeError("options.useStreamReader, when provided, must be a boolean.");super(),this._readers=new WeakMap,this._blob=n,this._options=i,this._orchestrator=new v1({maxCacheSize:i.maxCacheSize??8*2**20,maxWorkerCount:4,runWorker:this._runWorker.bind(this),prefetchProfile:T1.fileSystem}),this._orchestrator.fileSize=n.size}_getFileSize(){return this._orchestrator.fileSize}_read(n,i,r,o){return this._orchestrator.read(n,i,r,o)}async _runWorker(n){x(n.strictTarget);let i=this._readers.get(n);for(i===void 0&&("stream"in this._blob&&!n0()&&this._options.useStreamReader!==!1?i=this._blob.slice(n.currentPos).stream().getReader():i=null,this._readers.set(n,i));n.currentPosthis._endIndex)return null;this._maxRequestedIndex=Math.max(this._maxRequestedIndex,i);const r=Oe(this._cache,n,y=>y.start),o=r!==-1?this._cache[r]:null;if(o&&o.start<=n&&i<=o.end)return{bytes:o.bytes,view:o.view,offset:o.start};let u=n;const c=new Uint8Array(i-n);if(r!==-1)for(let y=r;y=i)break;const k=Math.max(n,g.start);k>u&&this._throwDueToCacheMiss();const T=Math.min(i,g.end);ku&&this._throwDueToCacheMiss();const{promise:d,resolve:m,reject:p}=Nt();return this._pendingSlices.push({start:n,end:i,bytes:c,resolve:m,reject:p}),this._targetIndex=Math.max(this._targetIndex,i),this._pulling||(this._pulling=!0,this._pull().catch(y=>{if(this._pulling=!1,this._pendingSlices.length>0)this._pendingSlices.forEach(g=>g.reject(y)),this._pendingSlices.length=0;else throw y})),d}_throwDueToCacheMiss(){throw new Error("Read is before the cached region. With ReadableStreamSource, you must access the data more sequentially or increase the size of its cache.")}async _pull(){for(this._reader??=this._stream.getReader();this._currentIndex0;){const u=this._cache[0];if(this._maxRequestedIndex-u.end<=this._maxCacheSize)break;this._cache.shift()}this._currentIndex+=i.byteLength}this._pulling=!1}_dispose(){this._pendingSlices.length=0,this._cache.length=0,this._reader?.cancel()}}const T1={fileSystem:(l,n)=>(l=Math.floor((l-65536)/65536)*65536,n=Math.ceil((n+65536)/65536)*65536,{start:l,end:n})};class v1{constructor(n){this.options=n,this.fileSize=null,this.nextAge=0,this.workers=[],this.cache=[],this.currentCacheSize=0,this.disposed=!1,this.queuedReads=[]}read(n,i,r,o){x(!this.disposed);const u=this.options.prefetchProfile(n,i,this.workers),c=Math.max(u.start,r),d=Math.min(u.end,this.fileSize??1/0,o);x(c<=n&&i<=d);let m=null;const p=Oe(this.cache,n,D=>D.start),y=p!==-1?this.cache[p]:null;y&&y.start<=n&&i<=y.end&&(y.age=this.nextAge++,m={bytes:y.bytes,view:y.view,offset:y.start});const g=Oe(this.cache,c,D=>D.start),k=m?null:new Uint8Array(i-n);let T=0,w=c;const S=[];if(g!==-1){for(let D=g;D=d)break;if(z.end<=c)continue;const H=Math.max(c,z.start),L=Math.min(d,z.end);if(x(H<=L),w=k.length&&(m={bytes:k,view:Re(k),offset:n}),S.length===0)return x(m),m;const{promise:E,resolve:_,reject:C}=Nt(),B=[];for(const D of S){const z=Math.max(n,D.start),H=Math.min(i,D.end);z===D.start&&H===D.end?B.push(D):zX.hole.start),I=L!==-1?this.queuedReads[L]:null;for(I&&D.start<=I.hole.end?(I.hole.end=Math.max(I.hole.end,D.end),I.strictTarget&&=z,P&&I.pendingSlices.push(P)):(L++,I={hole:{start:D.start,end:D.end},strictTarget:z,pendingSlices:P?[P]:[],age:this.nextAge++},this.queuedReads.splice(L,0,I));L+1I.hole.end)break;I.hole.end=Math.max(I.hole.end,X.hole.end),I.pendingSlices.push(...X.pendingSlices),I.strictTarget&&=X.strictTarget,I.age=Math.min(I.age,X.age),this.queuedReads.splice(L+1,1)}}}return m?E.catch(D=>{if(!this.disposed)throw D}):(x(k),m=E.then(D=>D&&{bytes:D,view:Re(D),offset:n})),m}checkHoleAgainstWorker(n,i,r){if(ng(i.start-131072,i.start,n.currentPos,n.targetPos)){n.targetPos=Math.max(n.targetPos,i.end);for(let u=0;u=this.options.maxWorkerCount){let u=null,c=null;for(let d=0;d{if(n.running=!1,n.pendingSlices.length>0)n.pendingSlices.forEach(r=>r.reject(i)),n.pendingSlices.length=0;else if(!n.aborted&&!this.disposed)throw i}).finally(()=>{if(!n.running&&this.queuedReads.length>0){let i=0;for(let u=1;un.targetPos&&(n.targetPos=n.currentPos,this.checkQueuedReadsAgainstWorker(n));for(let u=0;uy.start&&(y.start=o),y.end<=y.start&&(c.holes.splice(p,1),p--)}c.holes.length===0&&(c.resolve(c.bytes),n.pendingSlices.splice(u,1),u--)}for(let u=0;un){o.resolve(null),i.pendingSlices.splice(r,1),r--;break}}}for(let i=0;i=n){for(const o of r.pendingSlices)o.resolve(null);this.queuedReads.splice(i,1),i--}else if(r.hole.end>n){r.hole.end=n,r.strictTarget=!0;for(let o=0;o=n&&(u.resolve(null),r.pendingSlices.splice(o,1),o--)}}}}signalWorkerStoppedRunning(n){n.running=!1,n.pendingSlices.length=0}onWorkerFinished(n){const i=this.workers.indexOf(n);x(i!==-1),n.running=!1,this.workers.splice(i,1),this.fileSize===null&&this.supplyFileSize(n.currentPos);for(const r of n.pendingSlices)r.resolve(null)}insertIntoCache(n){if(this.options.maxCacheSize===0)return;let i=Oe(this.cache,n.start,r=>r.start)+1;if(i>0){const r=this.cache[i-1];if(r.end>=n.end)return;if(r.end>n.start){const o=new Uint8Array(n.end-r.start);o.set(r.bytes,0),o.set(n.bytes,n.start-r.start),this.currentCacheSize+=n.end-r.end,r.bytes=o,r.view=Re(o),r.end=n.end,i--,n=r}else this.cache.splice(i,0,n),this.currentCacheSize+=n.bytes.length}else this.cache.splice(i,0,n),this.currentCacheSize+=n.bytes.length;for(let r=i+1;r=o.end){this.cache.splice(r,1),this.currentCacheSize-=o.bytes.length,r--;continue}const u=new Uint8Array(o.end-n.start);u.set(n.bytes,0),u.set(o.bytes,o.start-n.start),this.currentCacheSize-=n.end-o.start,n.bytes=u,n.view=Re(u),n.end=o.end,this.cache.splice(r,1);break}for(;this.currentCacheSize>this.options.maxCacheSize;){let r=0,o=this.cache[0];for(let u=1;uthis._length)return null;const u=this._baseSource._read(this._offset+n,this._offset+i,this._offset+r,this._offset+o),c=d=>d?(d.offset-=this._offset,d):null;return u instanceof Promise?u.then(c):c(u)}_dispose(){this._ref?.free()}ref(){return this._ref??=this._baseSource.ref(),super.ref()}}var Rg=function(l,n,i){if(n!=null){if(typeof n!="object"&&typeof n!="function")throw new TypeError("Object expected.");var r,o;if(i){if(!Symbol.asyncDispose)throw new TypeError("Symbol.asyncDispose is not defined.");r=n[Symbol.asyncDispose]}if(r===void 0){if(!Symbol.dispose)throw new TypeError("Symbol.dispose is not defined.");r=n[Symbol.dispose],i&&(o=r)}if(typeof r!="function")throw new TypeError("Object not disposable.");o&&(r=function(){try{o.call(this)}catch(u){return Promise.reject(u)}}),l.stack.push({value:n,dispose:r,async:i})}else i&&l.stack.push({async:!0});return n},Og=(function(l){return function(n){function i(c){n.error=n.hasError?new l(c,n.error,"An error was suppressed during disposal."):c,n.hasError=!0}var r,o=0;function u(){for(;r=n.stack.pop();)try{if(!r.async&&o===1)return o=0,n.stack.push(r),Promise.resolve().then(u);if(r.dispose){var c=r.dispose.call(r.value);if(r.async)return o|=2,Promise.resolve(c).then(u,function(d){return i(d),u()})}else o|=1}catch(d){i(d)}if(o===1)return n.hasError?Promise.reject(n.error):Promise.resolve();if(n.hasError)throw n.error}return u()}})(typeof SuppressedError=="function"?SuppressedError:function(l,n,i){var r=new Error(i);return r.name="SuppressedError",r.error=l,r.suppressed=n,r});const x1=/^0[xX][0-9a-fA-F]+$/,C1=/^data:.*;base64,/i;class zg extends y1{constructor(n,i,r,o){super(n.input,i,r),this.segments=[],this.nextLines=null,this.currentUpdateSegmentsPromise=null,this.streamHasEnded=!1,this.lastSegmentUpdateTime=-1/0,this.refreshInterval=5,this.rootPath=i,this.demuxer=n,this.nextLines=o}runUpdateSegments(){return this.currentUpdateSegmentsPromise??=(async()=>{try{const n=this.getRemainingWaitTimeMs();n>0&&await nS(n),this.lastSegmentUpdateTime=performance.now(),await this.updateSegments()}finally{this.currentUpdateSegmentsPromise=null}})()}getRemainingWaitTimeMs(){const n=performance.now()-this.lastSegmentUpdateTime,i=Math.max(0,1e3*this.refreshInterval-n);return i<=50?0:i}async updateSegments(){let n=this.nextLines;if(this.nextLines=null,!n){const B={stack:[],error:void 0,hasError:!1};try{const P=Rg(B,await this.demuxer.input._getSourceUncached({path:this.rootPath,isRoot:!1}),!1),z=await new fo(P.source).requestEntireFile();x(z),n=ry(z,z.length,{ignore:L0}),P.source instanceof qs&&(this.rootPath=P.source.rootPath)}catch(P){B.error=P,B.hasError=!0}finally{Og(B)}}const i=this.input._formatOptions.hls?.offsetTimestampsByDateTime!==!1;let r=!1,o=0,u=null,c=null,d=null,m=0,p=null,y=null,g=null,k=null,T=null,w=null,S=!1,E=Zt(this.segments)??null;const _=B=>{const P=B.indexOf("@"),D=Number(P===-1?B:B.slice(0,P));if(!Number.isInteger(D)||D<0)throw new Error(`Invalid #EXT-X-BYTERANGE length '${B}'.`);let z=null;if(P!==-1&&(z=Number(B.slice(P+1)),!Number.isInteger(z)||z<0))throw new Error(`Invalid #EXT-X-BYTERANGE offset '${B}'.`);return{length:D,offset:z}},C=B=>{m=B,E&&(x(E.sequenceNumber!==null),E.sequenceNumber0&&w!==null&&(o=m*w),S=!0);const D=P.slice(Cf.length),z=D.indexOf(","),H=z===-1?D:D.slice(0,z),L=Number(H);if(!Number.isFinite(L)||L<0)throw new Error(`Invalid #EXTINF tag duration '${H}'.`);c=L}else if(P.startsWith(wg)){const D=new Ds(P.slice(wg.length)),z=D.get("uri");if(!z)throw new Error("Invalid #EXT-X-MAP tag; missing URI attribute.");const H=D.get("byterange");let L=null;if(H!==null&&(L=_(H)),L&&L.offset===null)throw new Error("Invalid #EXT-X-MAP tag; BYTERANGE attribute must have a specified offset.");if(!E){const X={path:Da(this.rootPath,z),offset:L?.offset??0,length:L?.length??null};if(d?.method==="AES-128"&&!d.iv)throw new Error("IV attribute must be set on #EXT-X-KEY tag preceding the #EXT-X-MAP tag.");y={timestamp:o,unixEpochTimestamp:u,firstSegment:null,sequenceNumber:null,location:X,duration:0,encryption:d,initSegment:null,lastProgramDateTimeSeconds:T}}c=null,k===null?g=null:k=null}else if(P.startsWith(xg)){const D=new Ds(P.slice(xg.length)),z=D.get("method");if(z==="NONE")d=null;else if(z==="AES-128"){const H=D.get("uri");if(!H)throw new Error("Invalid #EXT-X-KEY: AES-128 requires a URI attribute.");let L=null;const I=D.get("iv");if(I){if(!x1.test(I))throw new Error(`Unsupported IV format '${I}'.`);let J=I.slice(2);J=J.padStart(wn*2,"0"),L=new Uint8Array(wn);for(let Z=0;Z=8&&J[4]===112&&J[5]===115&&J[6]===115&&J[7]===104){const Z=Re(J).getUint32(0);I=C0(J.subarray(8,Math.min(Z,J.length)))}}d={method:z,psshBox:I}}else throw new Error(`Unsupported encryption method '${z}'. If you think this method should be supported, please raise an issue.`)}else if(P.startsWith(Cg)){const D=P.slice(Cg.length),z=Number(D);if(!Number.isInteger(z)||z<0)throw new Error(`Invalid EXT-X-MEDIA-SEQUENCE value '${D}'.`);C(z)}else if(P.startsWith(_g)){const D=_(P.slice(_g.length));if(D.offset===null){if(g===null)throw new Error("Invalid M3U8 file; #EXT-X-BYTERANGE without offset requires a previous byte range.");D.offset=g}k=D,g=D.offset+D.length}else if(P.startsWith(Eg)){if(E)continue;const D=P.slice(Eg.length),z=Date.parse(D);if(!Number.isFinite(z))continue;const H=z/1e3;if(T===H)continue;if(T===null&&this.segments.length>0){const L=Zt(this.segments),I=L.timestamp+L.duration,X=H-I;for(const J of this.segments)J.unixEpochTimestamp=J.timestamp+X,i&&(J.timestamp=J.unixEpochTimestamp)}T=H,u=H,i&&(o=H)}else if(P===m1)p=null;else if(P.startsWith(Ag)){const D=P.slice(Ag.length),z=Number(D);if(!Number.isFinite(z)||z<0)throw new Error(`Invalid EXT-X-TARGETDURATION value '${D}'.`);this.refreshInterval=z,w=z}else if(P===p1){this.streamHasEnded=!0;break}else P.startsWith(Pg)&&P.slice(Pg.length).toLowerCase()==="vod"&&(this.streamHasEnded=!0)}if(!r)throw new Error("Invalid M3U8 file; no #EXTM3U header.")}async getFirstSegment(){return this.segments.length===0&&await this.runUpdateSegments(),this.segments[0]??null}async getSegmentAt(n,i){this.segments.length===0&&await this.runUpdateSegments();let r=!!i.skipLiveWait&&this.getRemainingWaitTimeMs()>0;for(;;){const o=Oe(this.segments,n,c=>c.timestamp);if(o===-1)return null;if(o0;for(;;){if(om.segment===i);if(r)return r.age=this.nextInputCacheAge++,r.input;let o=null;(i.initSegment||i.firstSegment)&&(o=this.getInputForSegment(i.initSegment??i.firstSegment));const u={...this.input._formatOptions,isobmff:{...this.input._formatOptions.isobmff,resolveKeyId:this.input._formatOptions.isobmff?.resolveKeyId&&(m=>{if(!i.encryption||!(i.encryption.method==="SAMPLE-AES"||i.encryption.method==="SAMPLE-AES-CTR")||!i.encryption.psshBox)return this.input._formatOptions.isobmff.resolveKeyId(m);let p=m.psshBoxes;const{psshBox:y}=i.encryption;return(y.keyIds===null||y.keyIds.includes(m.keyId))&&!p.some(g=>_0(g,y))&&(p=[...p,y]),this.input._formatOptions.isobmff.resolveKeyId({...m,psshBoxes:p})})}},c=new Do({source:new k1(i.location.path,async m=>{x(m.isRoot);const p={...m,isRoot:!1};let y;const g=i.location.offset>0||i.location.length!==null;if(!i.encryption||i.encryption.method==="SAMPLE-AES"||i.encryption.method==="SAMPLE-AES-CTR"){if(y=await this.input._getSourceCached(p),g){const T=y.source.slice(i.location.offset,i.location.length??void 0).ref();y.free(),y=T}}else if(i.encryption.method==="AES-128"){const k=i.encryption;x(k.iv);let T=await this.input._getSourceCached(p);if(g){const _=T.source.slice(i.location.offset,i.location.length??void 0).ref();T.free(),T=_}const w=new fo(T.source),S=PS(w,async()=>{const E={stack:[],error:void 0,hasError:!1};try{const _=Rg(E,await this.input._getSourceCached({path:k.keyUri,isRoot:!1},sT),!1),B=await new fo(_.source).requestSlice(0,wn);if(!B)throw new Error("Invalid AES-128 key; expected at least 16 bytes of data.");return{key:fe(B,wn),iv:k.iv}}catch(_){E.error=_,E.hasError=!0}finally{Og(E)}},()=>{T.free()});y=new S1(S).ref()}else x(!1);return y}),formats:this.input._formats.filter(m=>!(m instanceof W0)),initInput:o??void 0,formatOptions:u});if(c._onFormatDetermined=m=>{if((i.encryption?.method==="SAMPLE-AES"||i.encryption?.method==="SAMPLE-AES-CTR")&&!m._isIsobmff)throw new Error("The SAMPLE-AES and SAMPLE-AES-CTR encryption methods are currently only supported for ISOBMFF files.")},this.inputCache.push({segment:i,input:c,age:this.nextInputCacheAge++}),this.inputCache.length>4){const m=i0(this.inputCache,p=>p.age);x(m!==-1),this.inputCache.splice(m,1)}return c}async getLiveRefreshInterval(){return this.getRemainingWaitTimeMs()===0&&await this.runUpdateSegments(),this.streamHasEnded?null:this.refreshInterval}}class _1 extends ta{constructor(n){super(n),this.metadataPromise=null,this.trackBackings=null,this.internalTracks=null,this.segmentedInputs=[],this.hasMasterPlaylist=!0}readMetadata(){return this.metadataPromise??=(async()=>{x(this.input._rootSource instanceof qs);const n=await this.input._reader.requestEntireFile();x(n);const i=ry(n,n.length,{ignore:L0}),{rootPath:r}=this.input._rootSource,o=[],u=[];for(let g=1;gg.attributes.get("type").toLowerCase()==="video").map(g=>g.attributes.get("group-id")))],d=[...new Set(u.filter(g=>g.attributes.get("type").toLowerCase()==="audio").map(g=>g.attributes.get("group-id")))],m=await Promise.all(o.map(async(g,k)=>{const T=[],w=g.attributes.get("codecs");let S;if(w)S=w.split(",").map(I=>I.trim());else{const X=await this.getSegmentedInputForPath(g.fullPath).getTrackBackings(),J=await Promise.all(X.map(async Z=>({track:Z,codec:await Z.getCodec()})));S=await Promise.all(J.filter(Z=>Z.codec!==null).map(Z=>Z.track.getDecoderConfig().then(se=>se.codec)))}const E=g.attributes.get("video"),_=g.attributes.get("audio"),C=S.some(I=>ig.includes(As(I))),B=S.some(I=>rg.includes(As(I)));if(E!==null&&!C){if(!c.includes(E))throw new Error(`Invalid M3U8 file; variant stream references video group "${E}" which is not defined in any #EXT-X-MEDIA tags.`);const I=u.find(X=>{const J=X.attributes.get("group-id"),Z=X.attributes.get("type");return J===E&&Z.toLowerCase()==="video"});e:if(I){const X=I.attributes.get("uri");if(X===null)break e;const J=Da(r,X),de=(await this.getSegmentedInputForPath(J).getTrackBackings()).find(N=>N.getType()==="video");if(!de||await de.getCodec()===null)break e;const ce=await de.getDecoderConfig().then(N=>N?.codec??null);x(ce!==null),S.push(ce)}}if(_!==null&&!B){if(!d.includes(_))throw new Error(`Invalid M3U8 file; variant stream references audio group "${_}" which is not defined in any #EXT-X-MEDIA tags.`);const I=u.find(X=>{const J=X.attributes.get("group-id"),Z=X.attributes.get("type");return J===_&&Z.toLowerCase()==="audio"});e:if(I){const X=I.attributes.get("uri");if(X===null)break e;const J=Da(r,X),de=(await this.getSegmentedInputForPath(J).getTrackBackings()).find(N=>N.getType()==="audio");if(!de||await de.getCodec()===null)break e;const ce=await de.getDecoderConfig().then(N=>N?.codec??null);x(ce!==null),S.push(ce)}}S=[...new Set(S)];let P=null,D=null;const z=g.attributes.getAsNumber("bandwidth");x(z!==null);const H=g.attributes.getAsNumber("average-bandwidth"),L=g.attributes.get("name");for(const I of S){const X=As(I);if(X!==null){if(ig.includes(X)){if(P!==null)throw new Error("Unsupported M3U8 file; multiple video codecs found in the CODECS attribute of a variant stream.");P=I;const J=g.attributes.get("video");if(J===null){const Z=g.attributes.get("resolution");let se=null,de=null;if(Z){const ce=Z.match(/^(\d+)x(\d+)$/);ce&&(se=Number(ce[1]),de=Number(ce[2]))}T.push({id:-1,demuxer:this,backingTrack:null,default:!0,autoselect:!0,languageCode:At,lineNumber:g.lineNumber,fullPath:g.fullPath,fullCodecString:P,pairingMask:1n<0?se:null}})}else{if(!d.includes(J))throw new Error(`Invalid M3U8 file; variant stream references audio group "${J}" which is not defined in any #EXT-X-MEDIA tags.`);for(const Z of u){const se=Z.attributes.get("group-id"),de=Z.attributes.get("type");if(se!==J||de.toLowerCase()!=="audio")continue;const ce=Z.attributes.get("channels")??g.attributes.get("channels"),N=ce!==null?Number(ce.split("/")[0]):null;T.push({id:-1,demuxer:this,backingTrack:null,default:ro(Z.attributes),autoselect:ro(Z.attributes)||Mg(Z.attributes),languageCode:Ng(Z.attributes.get("language")),lineNumber:Z.lineNumber,fullPath:Z.fullPath??g.fullPath,fullCodecString:D,pairingMask:1n<0?N:null}})}}}}}return T})),p=[],y=g=>{const k=p.find(T=>T.fullPath===g.fullPath&&T.info.type===g.info.type);k?(k.pairingMask|=g.pairingMask,k.default||=g.default,k.autoselect||=g.autoselect,k.lineNumber=Math.min(k.lineNumber,g.lineNumber),g.peakBitrate!==null&&(k.peakBitrate=Math.max(k.peakBitrate??-1/0,g.peakBitrate)),g.averageBitrate!==null&&(k.averageBitrate=Math.max(k.averageBitrate??-1/0,g.averageBitrate)),k.languageCode===At&&(k.languageCode=g.languageCode)):(g.id=p.length+1,p.push(g))};for(const g of m)for(const k of g)y(k);p.sort((g,k)=>g.lineNumber-k.lineNumber),this.trackBackings=[];for(const g of p)g.info.type==="video"?this.trackBackings.push(new K0(g)):this.trackBackings.push(new Y0(g));this.internalTracks=p})()}async getTrackBackings(){return await this.readMetadata(),x(this.trackBackings),this.trackBackings}getSegmentedInputForPath(n){let i=this.segmentedInputs.find(o=>o.path===n);if(i)return i;let r=null;return this.internalTracks&&(r=this.internalTracks.filter(u=>u.fullPath===n).map(u=>({id:u.id,type:u.info.type}))),i=new zg(this,n,r,null),this.segmentedInputs.push(i),i}async getMetadataTags(){return{}}async getMimeType(){return H0}dispose(){if(this.segmentedInputs){for(const n of this.segmentedInputs)n.dispose();this.segmentedInputs.length=0}}}class G0{constructor(n){this.internalTrack=n,this.hydrationPromise=null}hydrate(){return this.hydrationPromise??=(async()=>{const n=this.internalTrack.demuxer.getSegmentedInputForPath(this.internalTrack.fullPath);let i=null;const o=(await n.getTrackBackings()).filter(u=>u.getType()===this.getType());if(o.length===1)i=o[0];else if(this instanceof K0){for(const u of o)if(await u.getCodec()===this.getCodec()){i=u;break}}else{x(this instanceof Y0);for(const u of o)if(await u.getCodec()===this.getCodec()){i=u;break}}if(!i)throw new Error("Could not find matching track in underlying media data.");this.internalTrack.backingTrack=i})()}delegate(n){return this.internalTrack.backingTrack?n():this.hydrate().then(n)}getCodec(){throw new Error("Not implemented on base class.")}getDisposition(){return{...ea,default:this.internalTrack.autoselect,primary:this.internalTrack.default}}getId(){return this.internalTrack.id}getPairingMask(){return this.internalTrack.pairingMask}getInternalCodecId(){return null}getLanguageCode(){return this.internalTrack.languageCode}getName(){return this.internalTrack.name}getNumber(){x(this.internalTrack.demuxer.internalTracks);const n=this.internalTrack.info.type;let i=0;for(const r of this.internalTrack.demuxer.internalTracks)if(r.info.type===n&&i++,r===this.internalTrack)break;return i}getTimeResolution(){return this.delegate(()=>this.internalTrack.backingTrack.getTimeResolution())}isRelativeToUnixEpoch(){return this.delegate(()=>this.internalTrack.backingTrack.isRelativeToUnixEpoch())}getUnixTimeForTimestamp(n){return this.delegate(()=>this.internalTrack.backingTrack.getUnixTimeForTimestamp(n))}getBitrate(){return this.internalTrack.peakBitrate}getAverageBitrate(){return this.internalTrack.averageBitrate}async getDurationFromMetadata(n){return await this.hydrate(),this.internalTrack.backingTrack.getDurationFromMetadata(n)}async getLiveRefreshInterval(){return await this.hydrate(),this.internalTrack.backingTrack.getLiveRefreshInterval()}getHasOnlyKeyPackets(){return this.internalTrack.hasOnlyKeyPackets||null}async getFirstPacket(n){return await this.hydrate(),this.internalTrack.backingTrack.getFirstPacket(n)}async getPacket(n,i){return await this.hydrate(),this.internalTrack.backingTrack.getPacket(n,i)}async getKeyPacket(n,i){return await this.hydrate(),this.internalTrack.backingTrack.getKeyPacket(n,i)}async getNextPacket(n,i){return await this.hydrate(),this.internalTrack.backingTrack.getNextPacket(n,i)}async getNextKeyPacket(n,i){return await this.hydrate(),this.internalTrack.backingTrack.getNextKeyPacket(n,i)}}class K0 extends G0{constructor(n){super(n)}get backingVideoTrack(){return this.internalTrack.backingTrack}getType(){return"video"}getCodec(){return As(this.internalTrack.fullCodecString)}getCodedWidth(){return this.delegate(()=>this.backingVideoTrack.getCodedWidth())}getCodedHeight(){return this.delegate(()=>this.backingVideoTrack.getCodedHeight())}getSquarePixelWidth(){return this.delegate(()=>this.backingVideoTrack.getSquarePixelWidth())}getSquarePixelHeight(){return this.delegate(()=>this.backingVideoTrack.getSquarePixelHeight())}getMetadataDisplayWidth(){return this.backingVideoTrack?null:this.internalTrack.info.width}getMetadataDisplayHeight(){return this.backingVideoTrack?null:this.internalTrack.info.height}getRotation(){return this.delegate(()=>this.backingVideoTrack.getRotation())}async getColorSpace(){return await this.hydrate(),this.backingVideoTrack.getColorSpace()}async canBeTransparent(){return await this.hydrate(),this.backingVideoTrack.canBeTransparent()}getMetadataCodecParameterString(){return this.backingVideoTrack?null:this.internalTrack.fullCodecString}async getDecoderConfig(){return await this.hydrate(),this.backingVideoTrack.getDecoderConfig()}}class Y0 extends G0{constructor(n){super(n)}get backingAudioTrack(){return this.internalTrack.backingTrack}getType(){return"audio"}getCodec(){return As(this.internalTrack.fullCodecString)}getNumberOfChannels(){return this.internalTrack.info.numberOfChannels!==null?this.internalTrack.info.numberOfChannels:this.delegate(()=>this.backingAudioTrack.getNumberOfChannels())}getSampleRate(){return this.delegate(()=>this.backingAudioTrack.getSampleRate())}getMetadataCodecParameterString(){return this.backingAudioTrack?null:this.internalTrack.fullCodecString}async getDecoderConfig(){return await this.hydrate(),this.backingAudioTrack.getDecoderConfig()}}const ro=l=>{const n=l.get("default");if(n===null)return!1;const i=n.toUpperCase();if(i==="YES")return!0;if(i==="NO")return!1;throw new Error(`Invalid M3U8 file; #EXT-X-MEDIA DEFAULT attribute must be YES or NO, got "${n}".`)},Mg=l=>{const n=l.get("autoselect");if(n===null)return!1;const i=n.toUpperCase();if(i==="YES")return!0;if(i==="NO")return!1;throw new Error(`Invalid M3U8 file; #EXT-X-MEDIA AUTOSELECT attribute must be YES or NO, got "${n}".`)},Ng=l=>{if(l===null)return At;const n=l.split("-")[0];return n||At};class _n{constructor(){this._isIsobmff=!1}}class Q0 extends _n{constructor(){super(...arguments),this._isIsobmff=!0}async _getMajorBrand(n){let i=n._reader.requestSlice(0,12);if(i instanceof Promise&&(i=await i),!i)return null;i.skip(4);const r=Je(i,4);return r!=="ftyp"&&r!=="styp"?null:Je(i,4)}_createDemuxer(n){return new Vf(n)}}class E1 extends Q0{async _canReadInput(n){const i=await this._getMajorBrand(n);if(i!==null)return i!=="qt ";let r=n._reader.requestSlice(4,4);if(r instanceof Promise&&(r=await r),!r)return!1;const o=Je(r,4);return o==="moof"||o==="sidx"}get name(){return"MP4"}get mimeType(){return"video/mp4"}}class A1 extends Q0{async _canReadInput(n){return await this._getMajorBrand(n)==="qt "}get name(){return"QuickTime File Format"}get mimeType(){return"video/quicktime"}}class Z0 extends _n{async isSupportedEBMLOfDocType(n,i){let r=n._reader.requestSlice(0,Zn);if(r instanceof Promise&&(r=await r),!r)return!1;const o=R0(r);if(o===null||o<1||o>8||we(r,o)!==K.EBML)return!1;const c=O0(r);if(typeof c!="number")return!1;let d=n._reader.requestSlice(r.filePos,c);if(d instanceof Promise&&(d=await d),!d)return!1;const m=r.filePos;for(;d.filePos<=m+c-un;){const p=Qn(d);if(!p)break;const{id:y,size:g}=p,k=d.filePos;if(g===void 0)return!1;switch(y){case K.EBMLVersion:if(we(d,g)!==1)return!1;break;case K.EBMLReadVersion:if(we(d,g)!==1)return!1;break;case K.DocType:if(rr(d,g)!==i)return!1;break;case K.DocTypeVersion:if(we(d,g)>4)return!1;break}d.filePos=k+g}return!0}_canReadInput(n){return this.isSupportedEBMLOfDocType(n,"matroska")}_createDemuxer(n){return new FS(n)}get name(){return"Matroska"}get mimeType(){return"video/x-matroska"}}class P1 extends Z0{_canReadInput(n){return this.isSupportedEBMLOfDocType(n,"webm")}get name(){return"WebM"}get mimeType(){return"video/webm"}}class B1 extends _n{async _canReadInput(n){let i=0;for(;;){let g=n._reader.requestSlice(i,fn);if(g instanceof Promise&&(g=await g),!g)break;const k=$n(g);if(!k)break;i=g.filePos+k.size}const r=await vf(n._reader,i,i+4096);if(!r)return!1;const o=r.header,u=u0(o.mpegVersionId,o.channel);let c=n._reader.requestSlice(r.startPos+u,4);if(c instanceof Promise&&(c=await c),!c)return!1;const d=ee(c);if(d===o0||d===c0)return!0;i=r.startPos+r.header.totalSize;const p=await vf(n._reader,i,i+oi);if(!p)return!1;const y=p.header;return!(o.channel!==y.channel||o.sampleRate!==y.sampleRate)}_createDemuxer(n){return new LS(n)}get name(){return"MP3"}get mimeType(){return"audio/mpeg"}}class D1 extends _n{async _canReadInput(n){let i=n._reader.requestSlice(0,12);if(i instanceof Promise&&(i=await i),!i)return!1;const r=Je(i,4);return r!=="RIFF"&&r!=="RIFX"&&r!=="RF64"?!1:(i.skip(4),Je(i,4)==="WAVE")}_createDemuxer(n){return new JS(n)}get name(){return"WAVE"}get mimeType(){return"audio/wav"}}class I1 extends _n{async _canReadInput(n){let i=n._reader.requestSlice(0,4);return i instanceof Promise&&(i=await i),i?Je(i,4)==="OggS":!1}_createDemuxer(n){return new ZS(n)}get name(){return"Ogg"}get mimeType(){return"application/ogg"}}class R1 extends _n{async _canReadInput(n){let i=0;for(;;){let o=n._reader.requestSlice(i,fn);if(o instanceof Promise&&(o=await o),!o)break;const u=$n(o);if(!u)break;i=o.filePos+u.size}let r=n._reader.requestSlice(i,4);return r instanceof Promise&&(r=await r),r?Je(r,4)==="fLaC":!1}get name(){return"FLAC"}get mimeType(){return"audio/flac"}_createDemuxer(n){return new o1(n)}}class O1 extends _n{async _canReadInput(n){let i=0;for(;;){let c=n._reader.requestSlice(i,fn);if(c instanceof Promise&&(c=await c),!c)break;const d=$n(c);if(!d)break;i=c.filePos+d.size}let r=n._reader.requestSliceRange(i,wf,mr);if(r instanceof Promise&&(r=await r),!r)return!1;const o=Us(r);if(!o||(i+=o.frameLength,r=n._reader.requestSliceRange(i,wf,mr),r instanceof Promise&&(r=await r),!r))return!1;const u=Us(r);return u?o.objectType===u.objectType&&o.samplingFrequencyIndex===u.samplingFrequencyIndex&&o.channelConfiguration===u.channelConfiguration:!1}_createDemuxer(n){return new e1(n)}get name(){return"ADTS"}get mimeType(){return"audio/aac"}}class z1 extends _n{async _canReadInput(n){const i=Qt+16+1;let r=n._reader.requestSlice(0,i);if(r instanceof Promise&&(r=await r),!r)return!1;const o=fe(r,i);return o[0]===71&&o[Qt]===71||o[0]===71&&o[Qt+16]===71?!0:o[4]===71&&o[4+Qt+4]===71}_createDemuxer(n){return new f1(n)}get name(){return"MPEG Transport Stream"}get mimeType(){return"video/MP2T"}}class W0 extends _n{async _canReadInput(n){let i=n._reader.requestSlice(0,7);if(i instanceof Promise&&(i=await i),!i||!(Je(i,7)==="#EXTM3U"))return!1;if(!(n._rootSource instanceof qs))throw new TypeError("HLS inputs require `InputOptions.source` to be a PathedSource or a ref to one.");return n._rootSource._usedForHls=!0,!0}_createDemuxer(n){return new _1(n)}get name(){return"HTTP Live Streaming (HLS)"}get mimeType(){return H0}}const M1=new E1,N1=new A1,U1=new Z0,F1=new P1,q1=new B1,H1=new D1,L1=new I1,V1=new O1,j1=new R1,X1=new z1,G1=new W0,K1=[G1,M1,N1,U1,F1,H1,L1,j1,q1,V1,X1],Y1=(l,n)=>{if(!l||typeof l!="object")throw new TypeError(`${n}, when provided, must be an object.`);if(l.isobmff!==void 0){if(!l.isobmff||typeof l.isobmff!="object")throw new TypeError(`${n}.isobmff, when provided, must be an object.`);if(l.isobmff.resolveKeyId!==void 0&&typeof l.isobmff.resolveKeyId!="function")throw new TypeError(`${n}.isobmff.resolveKeyId, when provided, must be a function.`)}if(l.hls!==void 0){if(!l.hls||typeof l.hls!="object")throw new TypeError(`${n}.hls, when provided, must be an object.`);if(l.hls.offsetTimestampsByDateTime!==void 0&&typeof l.hls.offsetTimestampsByDateTime!="boolean")throw new TypeError(`${n}.hls.offsetTimestampsByDateTime, when provided, must be a boolean.`)}};Rf();let Ug=-1/0,Fg=-1/0,_f=null;typeof FinalizationRegistry<"u"&&(_f=new FinalizationRegistry(l=>{const n=performance.now();l.type==="video"?(n-Ug>=1e3&&(ke._error("A VideoSample was garbage collected without first being closed. For proper resource management, make sure to call close() on all your VideoSamples as soon as you're done using them."),Ug=n),typeof VideoFrame<"u"&&l.data instanceof VideoFrame&&l.data.close()):(n-Fg>=1e3&&(ke._error("An AudioSample was garbage collected without first being closed. For proper resource management, make sure to call close() on all your AudioSamples as soon as you're done using them."),Fg=n),typeof AudioData<"u"&&l.data instanceof AudioData&&l.data.close())}));const Q1=["I420","I420P10","I420P12","I420A","I420AP10","I420AP12","I422","I422P10","I422P12","I422A","I422AP10","I422AP12","I444","I444P10","I444P12","I444A","I444AP10","I444AP12","NV12","RGBA","RGBX","BGRA","BGRX"];new Set(Q1);const so=new Set(["f32","f32-planar","s16","s16-planar","s32","s32-planar","u8","u8-planar"]);class ks{constructor(){this._referenceCount=0}}class xn{get microsecondTimestamp(){return Math.trunc(yo*this.timestamp)}get microsecondDuration(){return Math.trunc(yo*this.duration)}constructor(n){if(this._closed=!1,bs(n)){if(n.format===null)throw new TypeError("AudioData with null format is not supported.");this._data=n,this.format=n.format,this.sampleRate=n.sampleRate,this.numberOfFrames=n.numberOfFrames,this.numberOfChannels=n.numberOfChannels,this.timestamp=n.timestamp/1e6,this.duration=n.numberOfFrames/n.sampleRate}else if(n instanceof ks){if(this._data=n,n._referenceCount++,this.format=n.getFormat(),!so.has(this.format))throw new TypeError("getFormat() must return an AudioSampleFormat.");if(this.sampleRate=n.getSampleRate(),!Number.isInteger(this.sampleRate)||this.sampleRate<=0)throw new TypeError("getSampleRate() must return a positive integer.");if(this.numberOfFrames=n.getNumberOfFrames(),!Number.isInteger(this.numberOfFrames)||this.numberOfFrames<0)throw new TypeError("getNumberOfFrames() must return a non-negative integer.");if(this.numberOfChannels=n.getNumberOfChannels(),!Number.isInteger(this.numberOfChannels)||this.numberOfChannels<=0)throw new TypeError("getNumberOfChannels() must return a positive integer.");if(this.timestamp=n.getTimestamp(),!Number.isFinite(this.timestamp))throw new TypeError("getTimestamp() must return a finite number.");this.duration=this.numberOfFrames/this.sampleRate}else{if(!n||typeof n!="object")throw new TypeError("Invalid AudioDataInit: must be an object.");if(!so.has(n.format))throw new TypeError("Invalid AudioDataInit: invalid format.");if(!Number.isFinite(n.sampleRate)||n.sampleRate<=0)throw new TypeError("Invalid AudioDataInit: sampleRate must be > 0.");if(!Number.isInteger(n.numberOfChannels)||n.numberOfChannels===0)throw new TypeError("Invalid AudioDataInit: numberOfChannels must be an integer > 0.");if(!Number.isFinite(n?.timestamp))throw new TypeError("init.timestamp must be a number.");const i=n.data.byteLength/(Ba(n.format)*n.numberOfChannels);if(!Number.isInteger(i))throw new TypeError("Invalid AudioDataInit: data size is not a multiple of frame size.");this.format=n.format,this.sampleRate=n.sampleRate,this.numberOfFrames=i,this.numberOfChannels=n.numberOfChannels,this.timestamp=n.timestamp,this.duration=i/n.sampleRate;let r;if(n.data instanceof ArrayBuffer)r=new Uint8Array(n.data);else if(ArrayBuffer.isView(n.data))r=new Uint8Array(n.data.buffer,n.data.byteOffset,n.data.byteLength);else throw new TypeError("Invalid AudioDataInit: data is not a BufferSource.");const o=this.numberOfFrames*this.numberOfChannels*Ba(this.format);if(r.byteLength=this.numberOfFrames)throw new RangeError("frameOffset out of range");const o=n.frameCount!==void 0?n.frameCount:this.numberOfFrames-r;if(o>this.numberOfFrames-r)throw new RangeError("frameCount out of range");const u=Ba(i),c=ai(i);if(c&&n.planeIndex>=this.numberOfChannels)throw new RangeError("planeIndex out of range");if(!c&&n.planeIndex!==0)throw new RangeError("planeIndex out of range");return(c?o:o*this.numberOfChannels)*u}copyTo(n,i){if(!Lb(n))throw new TypeError("destination must be an ArrayBuffer or an ArrayBuffer view.");if(!i||typeof i!="object")throw new TypeError("options must be an object.");if(!Number.isInteger(i.planeIndex)||i.planeIndex<0)throw new TypeError("planeIndex must be a non-negative integer.");if(i.format!==void 0&&!so.has(i.format))throw new TypeError("Invalid format.");if(i.frameOffset!==void 0&&(!Number.isInteger(i.frameOffset)||i.frameOffset<0))throw new TypeError("frameOffset must be a non-negative integer.");if(i.frameCount!==void 0&&(!Number.isInteger(i.frameCount)||i.frameCount<0))throw new TypeError("frameCount must be a non-negative integer.");if(this._closed)throw new Error("AudioSample is closed.");const{format:r,frameCount:o,frameOffset:u}=i;let{planeIndex:c}=i;const d=this.format,m=r??this.format;if(!m)throw new Error("Destination format not determined");const p=this.numberOfFrames,y=this.numberOfChannels,g=u??0;if(g>=p)throw new RangeError("frameOffset out of range");const k=o!==void 0?o:p-g;if(k>p-g)throw new RangeError("frameCount out of range");const T=Ba(m),w=ai(m);if(w&&c>=y)throw new RangeError("planeIndex out of range");if(!w&&c!==0)throw new RangeError("planeIndex out of range");const E=(w?k:k*y)*T;if(n.byteLength2&&m!==d?Z1(this._data,_,d,m,y,c,g,k):this._data.copyTo(n,{planeIndex:c,frameOffset:g,frameCount:k,format:m});else{const B=J0(d),P=Ba(d),D=ai(d);let z;if(this._data instanceof ks){const L=I=>{const X=this._data.getDataPlane(I);if(!(X instanceof Uint8Array))throw new TypeError("getDataPlane() must return a Uint8Array.");const J=p*P*(D?1:y);if(X.byteLength!==J)throw new TypeError(`Data plane ${I} has invalid size. Expected exactly ${J} bytes, got ${X.byteLength} bytes.`);return X};if(D)if(w)z=L(c),c=0;else{z=new Uint8Array(p*P*y);for(let I=0;Ithis.numberOfFrames)throw new RangeError("startSample out of range.");if(i>this.numberOfFrames)throw new RangeError("endSample out of range.");if(i0)for(let d=0;d0&&this.copyTo(u,{planeIndex:0,format:this.format,frameOffset:n,frameCount:r});return new xn({data:u,format:this.format,sampleRate:this.sampleRate,numberOfChannels:this.numberOfChannels,timestamp:this.timestamp+n/this.sampleRate})}close(){this._closed||(_f?.unregister(this),this._data instanceof ks?(this._data._referenceCount--,this._data._referenceCount===0&&this._data.close()):bs(this._data)?this._data.close():this._data=new Uint8Array(0),this._closed=!0)}toAudioData(){if(this._closed)throw new Error("AudioSample is closed.");return this._data instanceof ks?this._createAudioDataFromData():bs(this._data)?this._data.timestamp===this.microsecondTimestamp?this._data.clone():this._createAudioDataFromData():new AudioData({format:this.format,sampleRate:this.sampleRate,numberOfFrames:this.numberOfFrames,numberOfChannels:this.numberOfChannels,timestamp:this.microsecondTimestamp,data:this._data.buffer instanceof ArrayBuffer?this._data.buffer:this._data.slice()})}_createAudioDataFromData(){if(ai(this.format)){const n=this.allocationSize({planeIndex:0,format:this.format}),i=new ArrayBuffer(n*this.numberOfChannels);for(let r=0;r0;){const y=Math.min(d,p),g=new Float32Array(o*y);for(let k=0;k0;){const g=Math.min(d,p),k=new Float32Array(o*g);for(let w=0;w{switch(l){case"u8":case"u8-planar":return 1;case"s16":case"s16-planar":return 2;case"s32":case"s32-planar":return 4;case"f32":case"f32-planar":return 4;default:throw new Error("Unknown AudioSampleFormat")}},ai=l=>{switch(l){case"u8-planar":case"s16-planar":case"s32-planar":case"f32-planar":return!0;default:return!1}},J0=l=>{switch(l){case"u8":case"u8-planar":return(n,i)=>(n.getUint8(i)-128)/128;case"s16":case"s16-planar":return(n,i)=>n.getInt16(i,!0)/32768;case"s32":case"s32-planar":return(n,i)=>n.getInt32(i,!0)/2147483648;case"f32":case"f32-planar":return(n,i)=>n.getFloat32(i,!0)}},$0=l=>{switch(l){case"u8":case"u8-planar":return(n,i,r)=>n.setUint8(i,fr((r+1)*127.5,0,255));case"s16":case"s16-planar":return(n,i,r)=>n.setInt16(i,fr(Math.round(r*32767),-32768,32767),!0);case"s32":case"s32-planar":return(n,i,r)=>n.setInt32(i,fr(Math.round(r*2147483647),-2147483648,2147483647),!0);case"f32":case"f32-planar":return(n,i,r)=>n.setFloat32(i,r,!0)}},bs=l=>typeof AudioData<"u"&&l instanceof AudioData,Z1=(l,n,i,r,o,u,c,d)=>{const m=J0(i),p=$0(r),y=Ba(i),g=Ba(r),k=ai(i);if(ai(r))if(k){const w=new ArrayBuffer(d*y),S=Re(w);l.copyTo(w,{planeIndex:u,frameOffset:c,frameCount:d,format:i});for(let E=0;E{let i=0,r=0,o=~l;o&128&&(o&=-129,i=-1),r=((o&240)>>4)+5;const u=(1<{let n=0,i=0,r=l^85;r&128&&(r&=-129,n=-1),i=((r&240)>>4)+4;let o=0;return i!==4?o=1<{if(!l||typeof l!="object")throw new TypeError("options must be an object.");if(l.metadataOnly!==void 0&&typeof l.metadataOnly!="boolean")throw new TypeError("options.metadataOnly, when defined, must be a boolean.");if(l.verifyKeyPackets!==void 0&&typeof l.verifyKeyPackets!="boolean")throw new TypeError("options.verifyKeyPackets, when defined, must be a boolean.");if(l.verifyKeyPackets&&l.metadataOnly)throw new TypeError("options.verifyKeyPackets and options.metadataOnly cannot be enabled together.");if(l.skipLiveWait!==void 0&&typeof l.skipLiveWait!="boolean")throw new TypeError("options.skipLiveWait, when defined, must be a boolean.")},ci=l=>{if(!Of(l))throw new TypeError("timestamp must be a number.")},uf=(l,n,i)=>i.verifyKeyPackets?n.then(async r=>{if(!r||r.type==="delta")return r;const o=await l.determinePacketType(r);return o&&(r.type=o),r}):n;class ty{constructor(n){if(!(n instanceof Hs))throw new TypeError("track must be an InputTrack.");this._track=n}async getFirstPacket(n={}){if(ti(n),this._track.input._disposed)throw new Et;return uf(this._track,this._track._backing.getFirstPacket(n),n)}async getFirstKeyPacket(n={}){ti(n);const i=await this.getFirstPacket(n);return i?i.type==="key"?i:this.getNextKeyPacket(i,n):null}async getPacket(n,i={}){if(ci(n),ti(i),this._track.input._disposed)throw new Et;return uf(this._track,this._track._backing.getPacket(n,i),i)}async getNextPacket(n,i={}){if(!(n instanceof ht))throw new TypeError("packet must be an EncodedPacket.");if(ti(i),this._track.input._disposed)throw new Et;return uf(this._track,this._track._backing.getNextPacket(n,i),i)}async getKeyPacket(n,i={}){if(ci(n),ti(i),this._track.input._disposed)throw new Et;if(!i.verifyKeyPackets)return this._track._backing.getKeyPacket(n,i);const r=await this._track._backing.getKeyPacket(n,i);return r&&(x(r.type==="key"),await this._track.determinePacketType(r)==="delta"?this.getKeyPacket(r.timestamp-1/await this._track.getTimeResolution(),i):r)}async getNextKeyPacket(n,i={}){if(!(n instanceof ht))throw new TypeError("packet must be an EncodedPacket.");if(ti(i),this._track.input._disposed)throw new Et;if(!i.verifyKeyPackets)return this._track._backing.getNextKeyPacket(n,i);const r=await this._track._backing.getNextKeyPacket(n,i);return r&&(x(r.type==="key"),await this._track.determinePacketType(r)==="delta"?this.getNextKeyPacket(r,i):r)}packets(n,i,r={}){if(n!==void 0&&!(n instanceof ht))throw new TypeError("startPacket must be an EncodedPacket.");if(n!==void 0&&n.isMetadataOnly&&!r?.metadataOnly)throw new TypeError("startPacket can only be metadata-only if options.metadataOnly is enabled.");if(i!==void 0&&!(i instanceof ht))throw new TypeError("endPacket must be an EncodedPacket.");if(ti(r),this._track.input._disposed)throw new Et;const o=[];let{promise:u,resolve:c}=Nt(),{promise:d,resolve:m}=Nt(),p=!1,y=!1,g=null,k=!1;const T=[],w=()=>Math.max(2,T.length);(async()=>{let E=n??await this.getFirstPacket(r);for(;E&&!y&&!this._track.input._disposed&&!(i&&E.sequenceNumber>=i?.sequenceNumber);){if(o.length>w()){({promise:d,resolve:m}=Nt()),await d;continue}o.push(E),c(),{promise:u,resolve:c}=Nt(),E=await this.getNextPacket(E,r)}p=!0,c()})().catch(E=>{k||(g=E,k=!0,c())});const S=this._track;return{async next(){for(;;){if(S.input._disposed)throw new Et;if(y)return{value:void 0,done:!0};if(k)throw g;if(o.length>0){const E=o.shift(),_=performance.now();for(T.push(_);T.length>0&&_-T[0]>=1e3;)T.shift();return m(),{value:E,done:!1}}else{if(p)return{value:void 0,done:!0};await u}}},async return(){return y=!0,m(),c(),{value:void 0,done:!0}},async throw(E){throw E},[Symbol.asyncIterator](){return this}}}}class ny{constructor(n,i){this.onSample=n,this.onError=i}}class eT{mediaSamplesInRange(n=-1/0,i=1/0,r){ci(n),ci(i);const o=[];let u=!1,c=null,{promise:d,resolve:m}=Nt(),{promise:p,resolve:y}=Nt(),g=!1,k=!1,T=!1,w=null,S=!1;const E={...r,verifyKeyPackets:!0,metadataOnly:!1};(async()=>{const B=await this._createDecoder(I=>{if(y(),I.timestamp>=i&&(k=!0),k){I.close();return}c&&(I.timestamp>n?(o.push(c),u=!0):c.close()),I.timestamp>=n&&(o.push(I),u=!0),c=u?null:I,o.length>0&&(m(),{promise:d,resolve:m}=Nt())},I=>{S||(w=I,S=!0,m())}),P=this._createPacketSink(),D=await P.getKeyPacket(n,E)??await P.getFirstKeyPacket(E);let z=D;const L=P.packets(D??void 0,void 0,E);for(await L.next();z&&!k&&!this._track.input._disposed;){const I=qg(o.length);if(o.length+B.getDecodeQueueSize()>I){({promise:p,resolve:y}=Nt()),await p;continue}B.decode(z);const X=await L.next();if(X.done)break;z=X.value}await L.return(),!T&&!this._track.input._disposed&&await B.flush(),B.close(),!u&&c&&o.push(c),g=!0,m()})().catch(B=>{S||(w=B,S=!0,m())});const _=this._track,C=()=>{c?.close();for(const B of o)B.close()};return{async next(){for(;;){if(_.input._disposed)throw C(),new Et;if(T)return{value:void 0,done:!0};if(S)throw C(),w;if(o.length>0){const B=o.shift();return y(),{value:B,done:!1}}else if(!g)await d;else return{value:void 0,done:!0}}},async return(){return T=!0,k=!0,y(),m(),C(),{value:void 0,done:!0}},async throw(B){throw B},[Symbol.asyncIterator](){return this}}}mediaSamplesAtTimestamps(n,i){Kb(n);const r=Gb(n),o=[],u=[];let{promise:c,resolve:d}=Nt(),{promise:m,resolve:p}=Nt(),y=!1,g=!1,k=null,T=!1;const w=C=>{u.push(C),d(),{promise:c,resolve:d}=Nt()},S={...i,verifyKeyPackets:!0,metadataOnly:!1};(async()=>{const C=await this._createDecoder(I=>{if(p(),g){I.close();return}let X=0;for(;o.length>0&&I.timestamp-o[0]>-1e-10;)X++,o.shift();if(X>0)for(let J=0;J{T||(k=I,T=!0,d())}),B=this._createPacketSink();let P=null,D=null,z=-1;const H=async()=>{x(D);let I=D;for(C.decode(I);I.sequenceNumberX&&!g;)({promise:m,resolve:p}=Nt()),await m;if(g)break;const J=await B.getNextPacket(I,S);x(J),C.decode(J),I=J}z=-1},L=async()=>{await C.flush();for(let I=0;I{T||(k=C,T=!0,d())});const E=this._track,_=()=>{for(const C of u)C?.close()};return{async next(){for(;;){if(E.input._disposed)throw _(),new Et;if(g)return{value:void 0,done:!0};if(T)throw _(),k;if(u.length>0){const C=u.shift();return x(C!==void 0),p(),{value:C,done:!1}}else if(!y)await c;else return{value:void 0,done:!0}}},async return(){return g=!0,p(),d(),_(),{value:void 0,done:!0}},async throw(C){throw C},[Symbol.asyncIterator](){return this}}}}const qg=l=>l===0?40:8;class tT extends ny{constructor(n,i,r,o){super(n,i),this.decoder=null,this.customDecoder=null,this.customDecoderCallSerializer=new Jb,this.customDecoderQueueSize=0,this.currentTimestamp=null,this.expectedFirstTimestamp=null,this.timestampOffset=0;const u=d=>{let m=d.timestamp;this.expectedFirstTimestamp&&this.currentTimestamp===null&&(this.timestampOffset=this.expectedFirstTimestamp-m),m+=this.timestampOffset,(this.currentTimestamp===null||Math.abs(m-this.currentTimestamp)>=d.duration)&&(this.currentTimestamp=m);const p=this.currentTimestamp;if(this.currentTimestamp+=d.duration,d.numberOfFrames===0){d.close();return}const y=o.sampleRate;d.setTimestamp(Math.round(p*y)/y),n(d)},c=ey.find(d=>d.supports(r,o));if(c)this.customDecoder=new c,this.customDecoder.codec=r,this.customDecoder.config=o,this.customDecoder.onSample=d=>{if(!(d instanceof xn))throw new TypeError("The argument passed to onSample must be an AudioSample.");u(d)},this.customDecoder.onError=d=>{i(d)},this.customDecoderCallSerializer.call(()=>this.customDecoder.init()).catch(d=>i(d));else{const d=new Error("Decoding error").stack;this.decoder=new AudioDecoder({output:m=>{try{u(new xn(m))}catch(p){this.onError(p)}},error:m=>{m.stack=d,this.onError(m)}}),this.decoder.configure(o)}}getDecodeQueueSize(){return this.customDecoder?this.customDecoderQueueSize:(x(this.decoder),this.decoder.decodeQueueSize)}decode(n){this.customDecoder?(this.customDecoderQueueSize++,this.customDecoderCallSerializer.call(()=>this.customDecoder.decode(n)).catch(i=>this.onError(i)).finally(()=>this.customDecoderQueueSize--)):(x(this.decoder),this.expectedFirstTimestamp??=n.timestamp,this.decoder.decode(n.toEncodedAudioChunk()))}async flush(){this.customDecoder?await this.customDecoderCallSerializer.call(()=>this.customDecoder.flush()):(x(this.decoder),await this.decoder.flush()),this.currentTimestamp=null,this.expectedFirstTimestamp=null,this.timestampOffset=0}close(){this.customDecoder?this.customDecoderCallSerializer.call(()=>this.customDecoder.close()):(x(this.decoder),this.decoder.close())}}class nT extends ny{constructor(n,i,r){super(n,i),this.decoderConfig=r,this.currentTimestamp=null,x(gr.includes(r.codec)),this.codec=r.codec;const{dataType:o,sampleSize:u,littleEndian:c}=l0(this.codec);switch(this.inputSampleSize=u,u){case 1:o==="unsigned"?this.readInputValue=(d,m)=>d.getUint8(m)-2**7:o==="signed"?this.readInputValue=(d,m)=>d.getInt8(m):o==="ulaw"?this.readInputValue=(d,m)=>J1(d.getUint8(m)):o==="alaw"?this.readInputValue=(d,m)=>$1(d.getUint8(m)):x(!1);break;case 2:o==="unsigned"?this.readInputValue=(d,m)=>d.getUint16(m,c)-2**15:o==="signed"?this.readInputValue=(d,m)=>d.getInt16(m,c):x(!1);break;case 3:o==="unsigned"?this.readInputValue=(d,m)=>xo(d,m,c)-2**23:o==="signed"?this.readInputValue=(d,m)=>Yb(d,m,c):x(!1);break;case 4:o==="unsigned"?this.readInputValue=(d,m)=>d.getUint32(m,c)-2**31:o==="signed"?this.readInputValue=(d,m)=>d.getInt32(m,c):o==="float"?this.readInputValue=(d,m)=>d.getFloat32(m,c):x(!1);break;case 8:o==="float"?this.readInputValue=(d,m)=>d.getFloat64(m,c):x(!1);break;default:Rs(u),x(!1)}switch(u){case 1:o==="ulaw"||o==="alaw"?(this.outputSampleSize=2,this.outputFormat="s16",this.writeOutputValue=(d,m,p)=>d.setInt16(m,p,!0)):(this.outputSampleSize=1,this.outputFormat="u8",this.writeOutputValue=(d,m,p)=>d.setUint8(m,p+2**7));break;case 2:this.outputSampleSize=2,this.outputFormat="s16",this.writeOutputValue=(d,m,p)=>d.setInt16(m,p,!0);break;case 3:this.outputSampleSize=4,this.outputFormat="s32",this.writeOutputValue=(d,m,p)=>d.setInt32(m,p<<8,!0);break;case 4:this.outputSampleSize=4,o==="float"?(this.outputFormat="f32",this.writeOutputValue=(d,m,p)=>d.setFloat32(m,p,!0)):(this.outputFormat="s32",this.writeOutputValue=(d,m,p)=>d.setInt32(m,p,!0));break;case 8:this.outputSampleSize=4,this.outputFormat="f32",this.writeOutputValue=(d,m,p)=>d.setFloat32(m,p,!0);break;default:Rs(u),x(!1)}}getDecodeQueueSize(){return 0}decode(n){const i=Re(n.data),r=n.byteLength/this.decoderConfig.numberOfChannels/this.inputSampleSize,o=r*this.decoderConfig.numberOfChannels*this.outputSampleSize,u=new ArrayBuffer(o),c=new DataView(u);for(let y=0;y=d)&&(this.currentTimestamp=n.timestamp);const m=this.currentTimestamp;this.currentTimestamp+=d;const p=new xn({format:this.outputFormat,data:u,numberOfChannels:this.decoderConfig.numberOfChannels,sampleRate:this.decoderConfig.sampleRate,numberOfFrames:r,timestamp:m});this.onSample(p)}async flush(){}close(){}}class aT extends eT{constructor(n){if(!(n instanceof Bo))throw new TypeError("audioTrack must be an InputAudioTrack.");super(),this._track=n}async _createDecoder(n,i){if(!await this._track.canDecode())throw new Error("This audio track cannot be decoded by this browser. Make sure to check decodability before using a track.");const r=await this._track.getCodec(),o=await this._track.getDecoderConfig();return x(r&&o),gr.includes(o.codec)?new nT(n,i,o):new tT(n,i,r,o)}_createPacketSink(){return new ty(this._track)}async getSample(n,i={}){ci(n);for await(const r of this.mediaSamplesAtTimestamps([n],i))return r;throw new Error("Internal error: Iterator returned nothing.")}samples(n,i,r={}){return this.mediaSamplesInRange(n,i,r)}samplesAtTimestamps(n,i={}){return this.mediaSamplesAtTimestamps(n,i)}}class iT{constructor(n){if(!(n instanceof Bo))throw new TypeError("audioTrack must be an InputAudioTrack.");this._audioSampleSink=new aT(n)}_audioSampleToWrappedArrayBuffer(n){const i={buffer:n.toAudioBuffer(),timestamp:n.timestamp,duration:n.duration};return n.close(),i}async getBuffer(n,i){ci(n);const r=await this._audioSampleSink.getSample(n,i);return r&&this._audioSampleToWrappedArrayBuffer(r)}buffers(n,i,r){return tg(this._audioSampleSink.samples(n,i,r),o=>this._audioSampleToWrappedArrayBuffer(o))}buffersAtTimestamps(n,i){return tg(this._audioSampleSink.samplesAtTimestamps(n,i),r=>r&&this._audioSampleToWrappedArrayBuffer(r))}}class Hs{constructor(n,i){this.input=n,this._backing=i}isVideoTrack(){return this instanceof ay}isAudioTrack(){return this instanceof Bo}get id(){return this._backing.getId()}get number(){return this._backing.getNumber()}async getInternalCodecId(){return this._backing.getInternalCodecId()}get internalCodecId(){return Ze(this._backing.getInternalCodecId(),"internalCodecId","getInternalCodecId")}async getLanguageCode(){return this._backing.getLanguageCode()}get languageCode(){return Ze(this._backing.getLanguageCode(),"languageCode","getLanguageCode")}async getName(){return this._backing.getName()}get name(){return Ze(this._backing.getName(),"name","getName")}async getTimeResolution(){return this._backing.getTimeResolution()}get timeResolution(){return Ze(this._backing.getTimeResolution(),"timeResolution","getTimeResolution")}async isRelativeToUnixEpoch(){return this._backing.isRelativeToUnixEpoch()}async getUnixTimeForTimestamp(n){return this._backing.getUnixTimeForTimestamp(n)}async hasUnixTimeMapping(){return await this._backing.getUnixTimeForTimestamp(await this.getFirstTimestamp())!==null}async getDisposition(){return this._backing.getDisposition()}get disposition(){return Ze(this._backing.getDisposition(),"disposition","getDisposition")}async getBitrate(){return this._backing.getBitrate()}async getAverageBitrate(){return this._backing.getAverageBitrate()}async getFirstTimestamp(){return(await this._backing.getFirstPacket({metadataOnly:!0}))?.timestamp??0}async computeDuration(n){const i=await this._backing.getPacket(1/0,{metadataOnly:!0,...n}),r=(i?.timestamp??0)+(i?.duration??0);return e0(r,await this.getTimeResolution())}async getDurationFromMetadata(n={}){return this._backing.getDurationFromMetadata(n)}async computePacketStats(n=1/0,i){const r=new ty(this);let o=1/0,u=-1/0,c=0,d=0;for await(const m of r.packets(void 0,void 0,{metadataOnly:!0,...i})){if(c>=n&&m.timestamp>=u)break;o=Math.min(o,m.timestamp),u=Math.max(u,m.timestamp+m.duration),c++,d+=m.byteLength}return{packetCount:c,averagePacketRate:c?Number((c/(u-o)).toPrecision(16)):0,averageBitrate:c?Number((8*d/(u-o)).toPrecision(16)):0}}async isLive(){return await this._backing.getLiveRefreshInterval()!==null}async getLiveRefreshInterval(){return this._backing.getLiveRefreshInterval()}canBePairedWith(n){if(!(n instanceof Hs))throw new TypeError("other must be an InputTrack.");return this.input!==n.input||this===n?!1:(this._backing.getPairingMask()&n._backing.getPairingMask())!==0n}async getPairableTracks(n){return this.input.getTracks(ii({filter:i=>i.canBePairedWith(this)},n))}async getPairableVideoTracks(n){return this.input.getVideoTracks(ii({filter:i=>i.canBePairedWith(this)},n))}async getPairableAudioTracks(n){return this.input.getAudioTracks(ii({filter:i=>i.canBePairedWith(this)},n))}async getPrimaryPairableVideoTrack(n){return this.input.getPrimaryVideoTrack(ii({filter:i=>i.canBePairedWith(this)},n))}async getPrimaryPairableAudioTrack(n){return this.input.getPrimaryAudioTrack(ii({filter:i=>i.canBePairedWith(this)},n))}async hasPairableTrack(n){n&&=ff(n);const i=await this.input.getTracks();for(const r of i)if(this.canBePairedWith(r)&&(!n||await n(r)))return!0;return!1}hasPairableVideoTrack(n){return n&&=ff(n),this.hasPairableTrack(async i=>i.isVideoTrack()&&(!n||await n(i)))}hasPairableAudioTrack(n){return n&&=ff(n),this.hasPairableTrack(async i=>i.isAudioTrack()&&(!n||await n(i)))}}const Ze=(l,n,i)=>{if(l instanceof Promise)throw new Error(`'${n}' is deprecated and not available synchronously for this track. Use the preferred '${i}()' instead.`);return l},ff=l=>{if(l!==void 0&&typeof l!="function")throw new TypeError("predicate, when provided, must be a function.");return l?n=>{const i=o=>{if(typeof o!="boolean")throw new TypeError("predicate must return or resolve to a boolean value.");return o},r=l(n);return r instanceof Promise?r.then(i):i(r)}:void 0};class ay extends Hs{constructor(n,i){super(n,i),this._pixelAspectRatioCache=null,this._backing=i}get type(){return"video"}async getCodec(){return this._backing.getCodec()}get codec(){return Ze(this._backing.getCodec(),"codec","getCodec")}async hasOnlyKeyPackets(){return await this._backing.getHasOnlyKeyPackets?.()??await this._backing.getCodec()==="prores"}async getCodedWidth(){return this._backing.getCodedWidth()}get codedWidth(){return Ze(this._backing.getCodedWidth(),"codedWidth","getCodedWidth")}async getCodedHeight(){return this._backing.getCodedHeight()}get codedHeight(){return Ze(this._backing.getCodedHeight(),"codedHeight","getCodedHeight")}async getRotation(){return this._backing.getRotation()}get rotation(){return Ze(this._backing.getRotation(),"rotation","getRotation")}async getSquarePixelWidth(){return this._backing.getSquarePixelWidth()}get squarePixelWidth(){return Ze(this._backing.getSquarePixelWidth(),"squarePixelWidth","getSquarePixelWidth")}async getSquarePixelHeight(){return this._backing.getSquarePixelHeight()}get squarePixelHeight(){return Ze(this._backing.getSquarePixelHeight(),"squarePixelHeight","getSquarePixelHeight")}async getPixelAspectRatio(){return this._pixelAspectRatioCache??=ag({num:await this.getSquarePixelWidth()*await this.getCodedHeight(),den:await this.getSquarePixelHeight()*await this.getCodedWidth()})}get pixelAspectRatio(){return this._pixelAspectRatioCache??=ag({num:Ze(this._backing.getSquarePixelWidth(),"pixelAspectRatio","getPixelAspectRatio")*Ze(this._backing.getCodedHeight(),"pixelAspectRatio","getPixelAspectRatio"),den:Ze(this._backing.getSquarePixelHeight(),"pixelAspectRatio","getPixelAspectRatio")*Ze(this._backing.getCodedWidth(),"pixelAspectRatio","getPixelAspectRatio")})}async getDisplayWidth(){const n=await this._backing.getMetadataDisplayWidth?.();return n??(await this.getRotation()%180===0?this.getSquarePixelWidth():this.getSquarePixelHeight())}get displayWidth(){const n=this._backing.getMetadataDisplayWidth?.();if(n!==void 0){const o=Ze(n,"displayWidth","getDisplayWidth");if(o!==null)return o}const r=Ze(this._backing.getRotation(),"displayWidth","getDisplayWidth")%180===0?this._backing.getSquarePixelWidth():this._backing.getSquarePixelHeight();return Ze(r,"displayWidth","getDisplayWidth")}async getDisplayHeight(){const n=await this._backing.getMetadataDisplayHeight?.();return n??(await this.getRotation()%180===0?this.getSquarePixelHeight():this.getSquarePixelWidth())}get displayHeight(){const n=this._backing.getMetadataDisplayHeight?.();if(n!==void 0){const o=Ze(n,"displayHeight","getDisplayHeight");if(o!==null)return o}const r=Ze(this._backing.getRotation(),"displayHeight","getDisplayHeight")%180===0?this._backing.getSquarePixelHeight():this._backing.getSquarePixelWidth();return Ze(r,"displayHeight","getDisplayHeight")}async getColorSpace(){return this._backing.getColorSpace()}async hasHighDynamicRange(){const n=await this._backing.getColorSpace();return n.primaries==="bt2020"||n.primaries==="smpte432"||n.transfer==="pq"||n.transfer==="hlg"||n.matrix==="bt2020-ncl"}async canBeTransparent(){return this._backing.canBeTransparent()}async getDecoderConfig(){return this._backing.getDecoderConfig()}async getCodecParameterString(){const n=await this._backing.getMetadataCodecParameterString?.();return n??(await this._backing.getDecoderConfig())?.codec??null}async canDecode(){try{const n=await this._backing.getDecoderConfig();if(!n)return!1;const i=await this._backing.getCodec();return x(i!==null),W1.some(o=>o.supports(i,n))?!0:typeof VideoDecoder>"u"?!1:(await VideoDecoder.isConfigSupported(n)).supported===!0}catch(n){return ke._error("Error during decodability check:",n),!1}}async determinePacketType(n){if(!(n instanceof ht))throw new TypeError("packet must be an EncodedPacket.");if(n.isMetadataOnly)throw new TypeError("packet must not be metadata-only to determine its type.");const i=await this.getCodec();if(i===null)return null;const r=await this.getDecoderConfig();return x(r),T0(i,r,n.data)}}class Bo extends Hs{constructor(n,i){super(n,i),this._backing=i}get type(){return"audio"}async getCodec(){return this._backing.getCodec()}get codec(){return Ze(this._backing.getCodec(),"codec","getCodec")}async hasOnlyKeyPackets(){return await this._backing.getHasOnlyKeyPackets?.()??!0}async getNumberOfChannels(){return this._backing.getNumberOfChannels()}get numberOfChannels(){return Ze(this._backing.getNumberOfChannels(),"numberOfChannels","getNumberOfChannels")}async getSampleRate(){return this._backing.getSampleRate()}get sampleRate(){return Ze(this._backing.getSampleRate(),"sampleRate","getSampleRate")}async getDecoderConfig(){return this._backing.getDecoderConfig()}async getCodecParameterString(){const n=await this._backing.getMetadataCodecParameterString?.();return n??(await this._backing.getDecoderConfig())?.codec??null}async canDecode(){try{const n=await this._backing.getDecoderConfig();if(!n)return!1;const i=await this._backing.getCodec();return x(i!==null),ey.some(r=>r.supports(i,n))||n.codec.startsWith("pcm-")?!0:typeof AudioDecoder>"u"?!1:(await AudioDecoder.isConfigSupported(n)).supported===!0}catch(n){return ke._error("Error during decodability check:",n),!1}}async determinePacketType(n){if(!(n instanceof ht))throw new TypeError("packet must be an EncodedPacket.");return await this.getCodec()===null?null:"key"}}const Hg=l=>-(l??-1/0),Ss=l=>-l,Ts=l=>{if(typeof l!="object"||!l)throw new TypeError("query must be an object.");if(l.filter!==void 0&&typeof l.filter!="function")throw new TypeError("query.filter, when provided, must be a function.");if(l.sortBy!==void 0&&typeof l.sortBy!="function")throw new TypeError("query.sortBy, when provided, must be a function.");return{filter:l.filter?n=>{const i=o=>{if(typeof o!="boolean")throw new TypeError("query.filter must return or resolve to a boolean.");return o},r=l.filter(n);return r instanceof Promise?r.then(i):i(r)}:void 0,sortBy:l.sortBy?n=>{const i=o=>{if(typeof o!="number"&&(!Array.isArray(o)||!o.every(u=>typeof u=="number")))throw new TypeError("query.sortBy must return or resolve to a number or an array of numbers.");return o},r=l.sortBy(n);return r instanceof Promise?r.then(i):i(r)}:void 0}},ii=(l,n)=>({filter:l?.filter||n?.filter?i=>{const r=l?.filter?.(i)??!0,o=u=>u===!1?!1:n?.filter?.(i)??!0;return r instanceof Promise?r.then(o):o(r)}:void 0,sortBy:l?.sortBy||n?.sortBy?i=>{const r=l?.sortBy?.(i)??[],o=n?.sortBy?.(i)??[],u=(c,d)=>[...Array.isArray(c)?c:[c],...Array.isArray(d)?d:[d]];return r instanceof Promise||o instanceof Promise?Promise.all([r,o]).then(([c,d])=>u(c,d)):u(r,o)}:void 0}),df=async(l,n)=>{let i=l;if(n?.filter){const c=l.map(m=>n.filter(m));if(c.some(m=>m instanceof Promise)){const m=await Promise.all(c);i=l.filter((p,y)=>m[y])}else i=l.filter((m,p)=>c[p])}if(!n?.sortBy)return i;const r=i.map(c=>n.sortBy(c)),u=r.some(c=>c instanceof Promise)?await Promise.all(r):r;return i.map((c,d)=>({track:c,sortValue:u[d]})).sort((c,d)=>{const m=Array.isArray(c.sortValue)?c.sortValue:[c.sortValue],p=Array.isArray(d.sortValue)?d.sortValue:[d.sortValue],y=Math.max(m.length,p.length);for(let g=0;gc.track)};Rf();const rT=1,sT=2;class Do extends zf{get disposed(){return this._disposed}constructor(n){if(super(),this._demuxerPromise=null,this._format=null,this._trackBackingsCache=null,this._backingToTrack=new Map,this._disposed=!1,this._nextSourceCacheAge=0,this._sourceRefs=[],this._sourceCache=[],this._sourceCachePromises=[],this._onFormatDetermined=null,!n||typeof n!="object")throw new TypeError("options must be an object.");if(!Array.isArray(n.formats)||n.formats.some(i=>!(i instanceof _n)))throw new TypeError("options.formats must be an array of InputFormat.");if(!(n.source instanceof Cn||n.source instanceof Xf))throw new TypeError("options.source must be a Source or SourceRef.");if(n.source instanceof Cn&&n.source._disposed)throw new TypeError("options.source must not be a disposed Source.");if(n.initInput!==void 0&&!(n.initInput instanceof Do))throw new TypeError("options.initInput, when provided, must be an Input.");n.formatOptions!==void 0&&Y1(n.formatOptions,"formatOptions"),this._formats=n.formats,this._initInput=n.initInput??null,this._formatOptions=n.formatOptions??{},n.source instanceof Cn?this._rootRef=n.source.ref():this._rootRef=n.source,this._sourceRefs.push(this._rootRef)}get _rootSource(){return this._rootRef.source}async _getSourceUncached(n){x(this._rootSource instanceof qs);const i=await this._rootSource._resolveRequest(n);return this._emit("source",{source:i.source,request:n,isRoot:n.isRoot}),i}_getSourceCached(n,i=rT){const r=this._sourceCache.find(c=>c.cacheGroup===i&&Ig(c.request,n));if(r)return r.age++,Promise.resolve(r.sourceRef.source.ref());const o=this._sourceCachePromises.find(c=>c.cacheGroup===i&&Ig(c.request,n));if(o)return o.promise.then(c=>c.sourceRef.source.ref());const u=(async()=>{const c=await this._getSourceUncached(n);if(xs(this._sourceCache,g=>g.cacheGroup===i&&g.sourceRef.source._refCount===1)>=4){const g=i0(this._sourceCache,T=>T.cacheGroup===i&&T.sourceRef.source._refCount===1?T.age:1/0);x(g!==-1);const k=this._sourceCache[g];this._sourceCache.splice(g,1),k.sourceRef.free(),Xb(this._sourceRefs,k.sourceRef)}this._sourceRefs.push(c);const p=this._sourceCachePromises.findIndex(g=>g.request===n);return x(p!==-1),this._sourceCachePromises.splice(p,1),{request:n,sourceRef:c,age:this._nextSourceCacheAge++,cacheGroup:i}})();return this._sourceCachePromises.push({request:n,cacheGroup:i,promise:u}),u.then(c=>{const d=c.sourceRef.source.ref();return this._sourceCache.push(c),d})}_getDemuxer(){return this._demuxerPromise??=(async()=>{this._reader=new fo(this._rootSource),this._emit("source",{source:this._rootSource,request:null,isRoot:!0});for(const n of this._formats)if(await n._canReadInput(this))return this._format=n,this._onFormatDetermined?.(n),n._createDemuxer(this);throw new Lg})()}get source(){return this._rootSource}async getFormat(){return await this._getDemuxer(),x(this._format),this._format}async canRead(){try{return await this._getDemuxer(),!0}catch(n){if(n instanceof Lg)return!1;throw n}}async getFirstTimestamp(n){n??=await this.getTracks();const i=n.filter(o=>o!==null);if(i.length===0)return 0;const r=await Promise.all(i.map(o=>o.getFirstTimestamp()));return Math.min(...r)}async computeDuration(n,i){n??=await this.getTracks();const r=n.filter(u=>u!==null);if(r.length===0)return 0;const o=await Promise.all(r.map(u=>u.computeDuration(i)));return Math.max(...o)}async getDurationFromMetadata(n,i){n??=await this.getTracks();const r=n.filter(c=>c!==null),u=(await Promise.all(r.map(c=>c.getDurationFromMetadata(i)))).filter(c=>c!==null);return u.length===0?null:Math.max(...u)}async getTracks(n){n&&=Ts(n);const r=(await this._getTrackBackings()).map(o=>this._wrapBackingAsTrack(o));return df(r,n)}async getVideoTracks(n){n&&=Ts(n);const r=(await this.getTracks()).filter(o=>o.isVideoTrack());return df(r,n)}async getAudioTracks(n){n&&=Ts(n);const r=(await this.getTracks()).filter(o=>o.isAudioTrack());return df(r,n)}async getPrimaryVideoTrack(n){n&&=Ts(n);const i=ii(n,{sortBy:async o=>[Ss((await o.getDisposition()).default),Ss(await o.hasPairableAudioTrack()),Ss(!await o.hasOnlyKeyPackets()),Hg(await o.getBitrate())]});return(await this.getVideoTracks(i))[0]??null}async getPrimaryAudioTrack(n){n&&=Ts(n);const i=await this.getPrimaryVideoTrack(),r=ii(n,{sortBy:async u=>[Ss(!i||u.canBePairedWith(i)),Ss((await u.getDisposition()).default),Hg(await u.getBitrate())]});return(await this.getAudioTracks(r))[0]??null}async _getTrackBackings(){const n=await this._getDemuxer();return this._trackBackingsCache??=await n.getTrackBackings()}_wrapBackingAsTrack(n){const i=this._backingToTrack.get(n);if(i)return i;const o=n.getType()==="video"?new ay(this,n):new Bo(this,n);return this._backingToTrack.set(n,o),o}async getMimeType(){return(await this._getDemuxer()).getMimeType()}async getMetadataTags(){return(await this._getDemuxer()).getMetadataTags()}dispose(){if(!this._disposed){this._disposed=!0;for(const n of this._sourceRefs)n.free();this._sourceRefs.length=0,this._demuxerPromise&&this._demuxerPromise.then(n=>n.dispose()).catch(()=>{})}}[Symbol.dispose](){this.dispose()}}class Lg extends Error{constructor(n="Input has an unsupported or unrecognizable format."){super(n),this.name="UnsupportedInputFormatError"}}class Et extends Error{constructor(n="Input has been disposed."){super(n),this.name="InputDisposedError"}}class fo{constructor(n){this.source=n}get fileSize(){const n=this.source._getFileSize();if(n===void 0)throw new Error("Reading file size too early; read required first.");return n}get fileSizeNonStrict(){return this.source._getFileSize()??null}requestSlice(n,i){if(this.source._disposed)throw new Et;if(n<0||this.fileSizeNonStrict!==null&&n+i>this.fileSizeNonStrict)return null;if(i===0){const u=new Uint8Array(0);return new pn(u,Re(u),0,n,n)}const r=n+i,o=this.source._read(n,r,j0,X0);return o instanceof Promise?o.then(u=>u?new pn(u.bytes,u.view,u.offset,n,r):null):o?new pn(o.bytes,o.view,o.offset,n,r):null}requestSliceRange(n,i,r){if(this.source._disposed)throw new Et;if(n<0)return null;if(this.fileSizeNonStrict!==null)return this.requestSlice(n,fr(this.fileSizeNonStrict-n,i,r));{const o=this.requestSlice(n,r),u=c=>c||(x(this.fileSizeNonStrict!==null),this.requestSlice(n,fr(this.fileSizeNonStrict-n,i,r)));return o instanceof Promise?o.then(u):u(o)}}requestEntireFile(){if(this.fileSizeNonStrict!==null)return this.requestSlice(0,this.fileSizeNonStrict);const n=1024;return(async()=>{const i=[];let r=0;for(;;){if(i.length===1&&this.fileSizeNonStrict!==null)return this.requestSlice(0,this.fileSizeNonStrict);let c=this.requestSliceRange(r,0,n);if(c instanceof Promise&&(c=await c),!c||c.length===0)break;const d=fe(c,c.length);i.push(d),r+=c.length}const o=new Uint8Array(r);let u=0;for(const c of i)o.set(c,u),u+=c.length;return new 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n?(i=Ia(l,!0),r=Ia(l,!0)):(r=Ia(l,!1),i=Ia(l,!1)),r*4294967296+i},cn=l=>{const n=ee(l),i=ee(l);return n*4294967296+i},oT=l=>{const n=si(l),i=ee(l);return n*4294967296+i},cT=l=>{const n=or(l);return lT(l)*4294967296+n},uT=l=>{Ft(l,4);const n=l.view.getFloat32(l.bufferPos,!1);return l.bufferPos+=4,n},iy=l=>{Ft(l,8);const n=l.view.getFloat64(l.bufferPos,!1);return l.bufferPos+=8,n},Je=(l,n)=>{Ft(l,n);let i="";for(let r=0;rUt.decode(fe(l,n)).split(` +`).map(u=>u.trim()).filter(u=>u.length>0&&!i?.ignore?.(u));var li;(function(l){l[l.Unsynchronisation=128]="Unsynchronisation",l[l.ExtendedHeader=64]="ExtendedHeader",l[l.ExperimentalIndicator=32]="ExperimentalIndicator",l[l.Footer=16]="Footer"})(li||(li={}));var cr;(function(l){l[l.ISO_8859_1=0]="ISO_8859_1",l[l.UTF_16_WITH_BOM=1]="UTF_16_WITH_BOM",l[l.UTF_16_BE_NO_BOM=2]="UTF_16_BE_NO_BOM",l[l.UTF_8=3]="UTF_8"})(cr||(cr={}));const ho=128,fn=10,ur=["Blues","Classic rock","Country","Dance","Disco","Funk","Grunge","Hip-hop","Jazz","Metal","New 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theatre","Neue Deutsche Welle","Podcast","Indie rock","G-Funk","Dubstep","Garage rock","Psybient"],fT=(l,n)=>{const i=l.filePos;n.raw??={},n.raw.TAG??=fe(l,ho-3),l.filePos=i;const r=Wi(l,30);r&&(n.title??=r);const o=Wi(l,30);o&&(n.artist??=o);const u=Wi(l,30);u&&(n.album??=u);const c=Wi(l,4),d=Number.parseInt(c,10);Number.isInteger(d)&&d>0&&(n.date??=new Date(String(d)));const m=fe(l,30);let p;if(m[28]===0&&m[29]!==0){const g=m[29];g>0&&(n.trackNumber??=g),l.skip(-30),p=Wi(l,28),l.skip(2)}else l.skip(-30),p=Wi(l,30);p&&(n.comment??=p);const y=oe(l);y{const i=fe(l,n),r=$i(i.indexOf(0),i.length),o=i.subarray(0,r);let u="";for(let c=0;c{const n=l.filePos,i=Je(l,3),r=oe(l),o=oe(l),u=oe(l),c=ee(l);if(i!=="ID3"||r===255||o===255||(c&2155905152)!==0)return l.filePos=n,null;let d=yf(c);return u&li.Footer&&(d+=fn),{majorVersion:r,revision:o,flags:u,size:d}},Io=(l,n,i)=>{if(![2,3,4].includes(n.majorVersion)){ke._warn(`Unsupported ID3v2 major version: ${n.majorVersion}`);return}const 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T=/^\((\d+)\)/.exec(k);if(T){const w=Number.parseInt(T[1]);if(ur[w]!==void 0){i.genre??=ur[w];break}}if(T=/^\d+$/.exec(k),T){const w=Number.parseInt(T[0]);if(ur[w]!==void 0){i.genre??=ur[w];break}}i.genre??=k}break;case"TDRC":case"TDAT":{const k=u.readId3V2EncodingAndText(m),T=new Date(k);Number.isNaN(T.getTime())||(i.date??=T)}break;case"TYER":case"TYE":{const k=u.readId3V2EncodingAndText(m),T=Number.parseInt(k,10);Number.isInteger(T)&&(i.date??=new Date(String(T)))}break;case"USLT":case"ULT":{const k=u.readU8();u.pos+=3,u.readId3V2Text(k,m),i.lyrics??=u.readId3V2Text(k,m)}break;case"COMM":case"COM":{const k=u.readU8();u.pos+=3,u.readId3V2Text(k,m),i.comment??=u.readId3V2Text(k,m)}break;case"APIC":case"PIC":{const k=u.readId3V2TextEncoding();let T;if(n.majorVersion===2){const _=u.readAscii(3);T=_==="PNG"?"image/png":_==="JPG"?"image/jpeg":"image/*"}else T=u.readId3V2Text(k,m);const w=u.readU8(),S=u.readId3V2Text(k,m).trimEnd(),E=m-u.pos;if(E>=0){const 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this.post({protocol:1,type:"TRANSCRIBE",requestId:i,profileId:n.profileId,runtimePreference:n.runtimePreference,audio:r,options:{language:n.language,task:"transcribe",timestamps:n.timestamps}},[r.buffer],n.onProgress).then(o=>o.result)}async cancel(n){if(this.worker){if(n){const i=this.nextRequestId();try{await this.post({protocol:1,type:"CANCEL",requestId:i,targetRequestId:n})}catch{}}this.hardReset()}}hardReset(){this.generation+=1,this.failAll(Object.assign(new Error("Cancelled"),{code:"CANCELLED"})),this.worker?.terminate(),this.worker=null}dispose(){this.hardReset()}failAll(n){for(const[,i]of this.pending)i.reject(n);this.pending.clear()}}function PT(l){return Object.assign(new Error(l.code),{code:l.code,phase:l.phase,recoverable:l.recoverable,diagnostic:l.diagnostic})}const Ji=new AT;function BT(l,n){if(n)return n.message;if(!l)return"Processing…";switch(l.phase){case"download":return l.ratio!=null?`Downloading model… ${Math.round(l.ratio*100)}%`:"Downloading 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p=new Uint8Array([o.avcProfileIndication,o.profileCompatibility,o.avcLevelIndication]);return`avc${l.avcType}.${ws(p)}`}if(!i||i.byteLength<4)throw new TypeError("AVC decoder description is not provided or is not at least 4 bytes long.");return`avc${l.avcType}.${ws(i.subarray(1,4))}`}else if(n==="hevc"){let p,y,g,b,T,w;if(u)p=u.generalProfileSpace,y=u.generalProfileIdc,g=Xp(u.generalProfileCompatibilityFlags),b=u.generalTierFlag,T=u.generalLevelIdc,w=[...u.generalConstraintIndicatorFlags];else{if(!i||i.byteLength<23)throw new TypeError("HEVC decoder description is not provided or is not at least 23 bytes long.");const E=Re(i),x=E.getUint8(1);p=x>>6&3,y=x&31,g=Xp(E.getUint32(2)),b=x>>5&1,T=E.getUint8(12),w=[];for(let P=0;P<6;P++)w.push(E.getUint8(6+P))}let S="hev1.";for(S+=["","A","B","C"][p]+y,S+=".",S+=g.toString(16).toUpperCase(),S+=".",S+=b===0?"L":"H",S+=T;w.length>0&&w[w.length-1]===0;)w.pop();return w.length>0&&(S+=".",S+=w.map(E=>E.toString(16).toUpperCase()).join(".")),S}else{if(n==="vp8")return"vp8";if(n==="vp9"){if(!c){const P=l.width*l.height;let _=Zt(ar).level;for(const D of ar)if(P<=D.maxPictureSize){_=D.level;break}return`vp09.00.${_.toString().padStart(2,"0")}.08`}const p=c.profile.toString().padStart(2,"0"),y=c.level.toString().padStart(2,"0"),g=c.bitDepth.toString().padStart(2,"0"),b=c.chromaSubsampling.toString().padStart(2,"0"),T=c.colourPrimaries.toString().padStart(2,"0"),w=c.transferCharacteristics.toString().padStart(2,"0"),S=c.matrixCoefficients.toString().padStart(2,"0"),E=c.videoFullRangeFlag.toString().padStart(2,"0");let x=`vp09.${p}.${y}.${g}.${b}`;return x+=`.${T}.${w}.${S}.${E}`,x.endsWith(Jp)&&(x=x.slice(0,-Jp.length)),x}else if(n==="av1"){if(!d){const D=l.width*l.height;let B=Zt(ar).level;for(const z of ar)if(D<=z.maxPictureSize){B=z.level;break}return`av01.0.${B.toString().padStart(2,"0")}M.08`}const p=d.profile,y=d.level.toString().padStart(2,"0"),g=d.tier?"H":"M",b=d.bitDepth.toString().padStart(2,"0"),T=d.monochrome?"1":"0",w=100*d.chromaSubsamplingX+10*d.chromaSubsamplingY+1*(d.chromaSubsamplingX&&d.chromaSubsamplingY?d.chromaSamplePosition:0),S=r?.primaries?Ug[r.primaries]:1,E=r?.transfer?Fg[r.transfer]:1,x=r?.matrix?qg[r.matrix]:1,P=r?.fullRange?1:0;let _=`av01.${p}.${y}${g}.${b}`;return _+=`.${T}.${w.toString().padStart(3,"0")}`,_+=`.${S.toString().padStart(2,"0")}`,_+=`.${E.toString().padStart(2,"0")}`,_+=`.${x.toString().padStart(2,"0")}`,_+=`.${P}`,_.endsWith($p)&&(_=_.slice(0,-$p.length)),_}else{if(n==="prores")return m??"apch";n!==null&&xs(n)}}throw new TypeError(`Unhandled codec '${n}'.`)},Ef=l=>{const{codec:n,codecDescription:i,aacCodecInfo:r}=l;if(n==="aac"){if(!r)throw new TypeError("AAC codec info must be provided.");if(r.isMpeg2)return"mp4a.67";{let o;return r.objectType!==null?o=r.objectType:o=Kg(i).objectType,`mp4a.40.${o}`}}else{if(n==="mp3")return"mp3";if(n==="opus")return"opus";if(n==="vorbis")return"vorbis";if(n==="flac")return"flac";if(n==="ac3")return"ac-3";if(n==="eac3")return"ec-3";if(n&&hr.includes(n))return n}throw new TypeError(`Unhandled codec '${n}'.`)},po=48e3,Yg=/^pcm-([usf])(\d+)(be)?$/,Qg=l=>{if(C(hr.includes(l)),l==="ulaw")return{dataType:"ulaw",sampleSize:1,littleEndian:!0,silentValue:255};if(l==="alaw")return{dataType:"alaw",sampleSize:1,littleEndian:!0,silentValue:213};const n=Yg.exec(l);C(n);let i;n[1]==="u"?i="unsigned":n[1]==="s"?i="signed":i="float";const r=Number(n[2])/8,o=n[3]!=="be",u=l==="pcm-u8"?2**7:0;return{dataType:i,sampleSize:r,littleEndian:o,silentValue:u}},bs=l=>l.startsWith("avc1")||l.startsWith("avc3")?"avc":l.startsWith("hev1")||l.startsWith("hvc1")?"hevc":l==="vp8"?"vp8":l.startsWith("vp09")?"vp9":l.startsWith("av01")?"av1":Cf.includes(l)?"prores":l==="mp3"||l==="mp4a.69"||l==="mp4a.6B"||l==="mp4a.6b"||l==="mp4a.40.34"?"mp3":l.startsWith("mp4a.40.")||l==="mp4a.67"?"aac":l==="opus"?"opus":l==="vorbis"?"vorbis":l==="flac"?"flac":l==="ac-3"||l==="ac3"?"ac3":l==="ec-3"||l==="eac3"?"eac3":l==="ulaw"?"ulaw":l==="alaw"?"alaw":Yg.test(l)?l:l==="webvtt"?"webvtt":null;const ri=4,Zb=[44100,48e3,32e3],Wb=[-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,32,40,48,56,64,80,96,112,128,160,192,224,256,320,-1,-1,32,48,56,64,80,96,112,128,160,192,224,256,320,384,-1,-1,32,64,96,128,160,192,224,256,288,320,352,384,416,448,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,8,16,24,32,40,48,56,64,80,96,112,128,144,160,-1,-1,8,16,24,32,40,48,56,64,80,96,112,128,144,160,-1,-1,32,48,56,64,80,96,112,128,144,160,176,192,224,256,-1],Zg=1483304551,Wg=1231971951,Jb=(l,n,i,r,o)=>n===0?0:n===1?Math.floor(144*i/(r<n===0?0:n===1?144*i/(r<l===3?n===3?21:36:n===3?13:21,Af=(l,n)=>{const i=l>>>24,r=l>>>16&255,o=l>>>8&255,u=l&255;if(i!==255&&r!==255&&o!==255&&u!==255)return{header:null,bytesAdvanced:4};if(i!==255)return{header:null,bytesAdvanced:1};if((r&224)!==224)return{header:null,bytesAdvanced:1};let c=0,d=0;r&16?c=r&8?0:1:(c=1,d=1);const m=r>>3&3,p=r>>1&3,y=o>>4&15,g=(o>>2&3)%3,b=o>>1&1,T=u>>6&3,w=u>>4&3,S=u>>3&1,E=u>>2&1,x=u&3,P=Wb[c*16*4+p*16+y];if(P===-1)return{header:null,bytesAdvanced:1};const _=P*1e3,D=Zb[g]>>c+d,B=Jb(c,p,_,D,b);if(n!==null&&n{let n=2130706432,i=0;for(;n!==0;)i>>=1,i|=l&n,n>>=8;return i};var oo;(function(l){l[l.FrameCount=1]="FrameCount",l[l.FileSize=2]="FileSize",l[l.Toc=4]="Toc"})(oo||(oo={}));const Es=l=>l===3?1:2;const go=[48e3,44100,32e3],$g=[24e3,22050,16e3];var vt;(function(l){l[l.NON_IDR_SLICE=1]="NON_IDR_SLICE",l[l.SLICE_DPA=2]="SLICE_DPA",l[l.SLICE_DPB=3]="SLICE_DPB",l[l.SLICE_DPC=4]="SLICE_DPC",l[l.IDR=5]="IDR",l[l.SEI=6]="SEI",l[l.SPS=7]="SPS",l[l.PPS=8]="PPS",l[l.AUD=9]="AUD",l[l.SPS_EXT=13]="SPS_EXT"})(vt||(vt={}));var St;(function(l){l[l.RASL_N=8]="RASL_N",l[l.RASL_R=9]="RASL_R",l[l.BLA_W_LP=16]="BLA_W_LP",l[l.RSV_IRAP_VCL23=23]="RSV_IRAP_VCL23",l[l.VPS_NUT=32]="VPS_NUT",l[l.SPS_NUT=33]="SPS_NUT",l[l.PPS_NUT=34]="PPS_NUT",l[l.AUD_NUT=35]="AUD_NUT",l[l.PREFIX_SEI_NUT=39]="PREFIX_SEI_NUT",l[l.SUFFIX_SEI_NUT=40]="SUFFIX_SEI_NUT"})(St||(St={}));const yo=function*(l){let n=0,i=-1;for(;n=l.length-2)break;n=r;let o=0;if(n+3i&&(yield{offset:i,length:n-i}),i=n+o,n=i}i!==-1&&i{if(n.description){const o=(Ng(n.description)[4]&3)+1;return e0(l,o)}else return yo(l)},Pf=l=>l&31,ko=l=>{const n=[],i=l.length;for(let r=0;r{try{const n=[],i=[],r=[];for(const d of yo(l)){const m=l.subarray(d.offset,d.offset+d.length),p=Pf(m[0]);p===vt.SPS?n.push(m):p===vt.PPS?i.push(m):p===vt.SPS_EXT&&r.push(m)}if(n.length===0||i.length===0)return null;const o=n[0],u=a0(o);C(u!==null);const c=u.profileIdc===100||u.profileIdc===110||u.profileIdc===122||u.profileIdc===144;return{configurationVersion:1,avcProfileIndication:u.profileIdc,profileCompatibility:u.constraintFlags,avcLevelIndication:u.levelIdc,lengthSizeMinusOne:3,sequenceParameterSets:n,pictureParameterSets:i,chromaFormat:c?u.chromaFormatIdc:null,bitDepthLumaMinus8:c?u.bitDepthLumaMinus8:null,bitDepthChromaMinus8:c?u.bitDepthChromaMinus8:null,sequenceParameterSetExt:c?r:null}}catch(n){return ke._error("Error building AVC Decoder Configuration Record:",n),null}},n0={1:{num:1,den:1},2:{num:12,den:11},3:{num:10,den:11},4:{num:16,den:11},5:{num:40,den:33},6:{num:24,den:11},7:{num:20,den:11},8:{num:32,den:11},9:{num:80,den:33},10:{num:18,den:11},11:{num:15,den:11},12:{num:64,den:33},13:{num:160,den:99},14:{num:4,den:3},15:{num:3,den:2},16:{num:2,den:1}},a0=l=>{try{const n=new Me(ko(l));if(n.skipBits(1),n.skipBits(2),n.readBits(5)!==7)return null;const r=n.readAlignedByte(),o=n.readAlignedByte(),u=n.readAlignedByte();ee(n);let c=1,d=0,m=0,p=0;if((r===100||r===110||r===122||r===244||r===44||r===83||r===86||r===118||r===128)&&(c=ee(n),c===3&&(p=n.readBits(1)),d=ee(n),m=ee(n),n.skipBits(1),n.readBits(1))){for(let Z=0;Z<(c!==3?8:12);Z++)if(n.readBits(1)){const ce=Z<6?16:64;let re=8,N=8;for(let J=0;JJ.level>=u)??Zt(Wp),N=Math.min(Math.floor(re.maxDpbMbs/(Z*ce)),16);H=N,R=N}}return C(R!==null),{profileIdc:r,constraintFlags:o,levelIdc:u,frameMbsOnlyFlag:x,chromaFormatIdc:c,bitDepthLumaMinus8:d,bitDepthChromaMinus8:m,codedWidth:T,codedHeight:w,displayWidth:S,displayHeight:E,pixelAspectRatio:L,colourPrimaries:_,matrixCoefficients:B,transferCharacteristics:D,fullRangeFlag:z,numReorderFrames:H,maxDecFrameBuffering:R}}catch(n){return ke._error("Error parsing AVC SPS:",n),null}},eg=l=>{const n=ee(l);l.skipBits(4),l.skipBits(4);for(let i=0;i<=n;i++)ee(l),ee(l),l.skipBits(1);l.skipBits(5),l.skipBits(5),l.skipBits(5),l.skipBits(5)},tS=(l,n)=>{if(n.description){const o=(Ng(n.description)[21]&3)+1;return e0(l,o)}else return yo(l)},co=l=>l>>1&63,i0=l=>{try{const n=new Me(ko(l));n.skipBits(16),n.readBits(4);const i=n.readBits(3),r=n.readBits(1),{general_profile_space:o,general_tier_flag:u,general_profile_idc:c,general_profile_compatibility_flags:d,general_constraint_indicator_flags:m,general_level_idc:p}=nS(n,i);ee(n);const y=ee(n);let g=0;y===3&&(g=n.readBits(1));const b=ee(n),T=ee(n);let w=b,S=T;if(n.readBits(1)){const Z=ee(n),ie=ee(n),ce=ee(n),re=ee(n);let N=1,J=1;const ae=g===0?y:0;ae===1?(N=2,J=2):ae===2&&(N=2,J=1),w-=(Z+ie)*N,S-=(ce+re)*J}const E=ee(n),x=ee(n);ee(n);const _=n.readBits(1)?0:i;let D=0;for(let Z=_;Z<=i;Z++)ee(n),D=ee(n),ee(n);ee(n),ee(n),ee(n),ee(n),ee(n),ee(n),n.readBits(1)&&n.readBits(1)&&aS(n),n.skipBits(1),n.skipBits(1),n.readBits(1)&&(n.skipBits(4),n.skipBits(4),ee(n),ee(n),n.skipBits(1));const B=ee(n);if(iS(n,B),n.readBits(1)){const Z=ee(n);for(let ie=0;ie{try{const n=[],i=[],r=[],o=[];for(const p of yo(l)){const y=l.subarray(p.offset,p.offset+p.length),g=co(y[0]);g===St.VPS_NUT?n.push(y):g===St.SPS_NUT?i.push(y):g===St.PPS_NUT?r.push(y):(g===St.PREFIX_SEI_NUT||g===St.SUFFIX_SEI_NUT)&&o.push(y)}if(i.length===0||r.length===0)return null;const u=i0(i[0]);if(!u)return null;let c=0;if(r.length>0){const p=r[0],y=new Me(ko(p));y.skipBits(16),ee(y),ee(y),y.skipBits(1),y.skipBits(1),y.skipBits(3),y.skipBits(1),y.skipBits(1),ee(y),ee(y),Jn(y),y.skipBits(1),y.skipBits(1),y.readBits(1)&&ee(y),Jn(y),Jn(y),y.skipBits(1),y.skipBits(1),y.skipBits(1),y.skipBits(1);const g=y.readBits(1),b=y.readBits(1);!g&&!b?c=0:g&&!b?c=2:!g&&b?c=3:c=0}const d=[...n.length?[{arrayCompleteness:1,nalUnitType:St.VPS_NUT,nalUnits:n}]:[],...i.length?[{arrayCompleteness:1,nalUnitType:St.SPS_NUT,nalUnits:i}]:[],...r.length?[{arrayCompleteness:1,nalUnitType:St.PPS_NUT,nalUnits:r}]:[],...o.length?[{arrayCompleteness:1,nalUnitType:co(o[0][0]),nalUnits:o}]:[]];return{configurationVersion:1,generalProfileSpace:u.generalProfileSpace,generalTierFlag:u.generalTierFlag,generalProfileIdc:u.generalProfileIdc,generalProfileCompatibilityFlags:u.generalProfileCompatibilityFlags,generalConstraintIndicatorFlags:u.generalConstraintIndicatorFlags,generalLevelIdc:u.generalLevelIdc,minSpatialSegmentationIdc:u.minSpatialSegmentationIdc,parallelismType:c,chromaFormatIdc:u.chromaFormatIdc,bitDepthLumaMinus8:u.bitDepthLumaMinus8,bitDepthChromaMinus8:u.bitDepthChromaMinus8,avgFrameRate:0,constantFrameRate:0,numTemporalLayers:u.spsMaxSubLayersMinus1+1,temporalIdNested:u.spsTemporalIdNestingFlag,lengthSizeMinusOne:3,arrays:d}}catch(n){return ke._error("Error building HEVC Decoder Configuration Record:",n),null}},nS=(l,n)=>{const i=l.readBits(2),r=l.readBits(1),o=l.readBits(5);let u=0;for(let y=0;y<32;y++)u=u<<1|l.readBits(1);const c=new Uint8Array(6);for(let y=0;y<6;y++)c[y]=l.readBits(8);const d=l.readBits(8),m=[],p=[];for(let y=0;y0)for(let y=n;y<8;y++)l.skipBits(2);for(let y=0;y{for(let n=0;n<4;n++)for(let i=0;i<(n===3?2:6);i++)if(!l.readBits(1))ee(l);else{const o=Math.min(64,1<<4+(n<<1));n>1&&Jn(l);for(let u=0;u{const i=[];for(let r=0;r{let o=0,u=0,c=0;if(n!==0&&(u=l.readBits(1)),u){if(n===i){const m=ee(l);c=n-(m+1)}else c=n-1;l.readBits(1),ee(l);const d=r[c]??0;for(let m=0;m<=d;m++)l.readBits(1)||l.readBits(1);o=r[c]}else{const d=ee(l),m=ee(l);for(let p=0;p{let i=2,r=2,o=2,u=0,c=0,d={num:1,den:1};if(l.readBits(1)){const m=l.readBits(8);if(m===255)d={num:l.readBits(16),den:l.readBits(16)};else{const p=n0[m];p&&(d=p)}}return l.readBits(1)&&l.readBits(1),l.readBits(1)&&(l.readBits(3),u=l.readBits(1),l.readBits(1)&&(i=l.readBits(8),r=l.readBits(8),o=l.readBits(8))),l.readBits(1)&&(ee(l),ee(l)),l.readBits(1),l.readBits(1),l.readBits(1),l.readBits(1)&&(ee(l),ee(l),ee(l),ee(l)),l.readBits(1)&&(l.readBits(32),l.readBits(32),l.readBits(1)&&ee(l),l.readBits(1)&&lS(l,!0,n)),l.readBits(1)&&(l.readBits(1),l.readBits(1),l.readBits(1),c=ee(l),ee(l),ee(l),ee(l),ee(l)),{pixelAspectRatio:d,colourPrimaries:i,transferCharacteristics:r,matrixCoefficients:o,fullRangeFlag:u,minSpatialSegmentationIdc:c}},lS=(l,n,i)=>{let r=!1,o=!1,u=!1;r=l.readBits(1)===1,o=l.readBits(1)===1,(r||o)&&(u=l.readBits(1)===1,u&&(l.readBits(8),l.readBits(5),l.readBits(1),l.readBits(5)),l.readBits(4),l.readBits(4),u&&l.readBits(4),l.readBits(5),l.readBits(5),l.readBits(5));for(let c=0;c<=i;c++){const d=l.readBits(1)===1;let m=!0;d||(m=l.readBits(1)===1);let p=!1;m?ee(l):p=l.readBits(1)===1;let y=1;p||(y=ee(l)+1),r&&tg(l,y,u),o&&tg(l,y,u)}},tg=(l,n,i)=>{for(let r=0;r{const n=new Me(l);if(n.readBits(2)!==2)return null;const r=n.readBits(1),u=(n.readBits(1)<<1)+r;if(u===3&&n.skipBits(1),n.readBits(1)===1||n.readBits(1)!==0||(n.skipBits(2),n.readBits(24)!==4817730))return null;let p=8;u>=2&&(p=n.readBits(1)?12:10);const y=n.readBits(3);let g=0,b=0;if(y!==7)if(b=n.readBits(1),u===1||u===3){const L=n.readBits(1),H=n.readBits(1);g=!L&&!H?3:L&&!H?2:1,n.skipBits(1)}else g=1;else g=3,b=1;const T=n.readBits(16),w=n.readBits(16),S=T+1,E=w+1,x=S*E;let P=Zt(ar).level;for(const z of ar)if(x<=z.maxPictureSize){P=z.level;break}return{profile:u,level:P,bitDepth:p,chromaSubsampling:g,videoFullRangeFlag:b,colourPrimaries:y===2?1:y===1?6:2,transferCharacteristics:y===2?1:y===1?6:2,matrixCoefficients:y===7?0:y===2?1:y===1?6:2}},l0=function*(l){const n=new Me(l),i=()=>{let r=0;for(let o=0;o<8;o++){const u=n.readAlignedByte();if(r|=(u&127)<=2**32-1?null:r};for(;n.getBitsLeft()>=8;){n.skipBits(1);const r=n.readBits(4),o=n.readBits(1),u=n.readBits(1);n.skipBits(1),o&&n.skipBits(8);let c;if(u){const d=i();if(d===null)return;c=d}else c=Math.floor(n.getBitsLeft()/8);C(n.pos%8===0),yield{type:r,data:l.subarray(n.pos/8,n.pos/8+c)},n.skipBits(c*8)}},o0=l=>{for(const{type:n,data:i}of l0(l)){if(n!==1)continue;const r=new Me(i),o=r.readBits(3);r.readBits(1);const u=r.readBits(1);let c=0,d=0,m=0;if(u)c=r.readBits(5);else{if(r.readBits(1)&&(r.skipBits(32),r.skipBits(32),r.readBits(1)))return null;const B=r.readBits(1);B&&(m=r.readBits(5),r.skipBits(32),r.skipBits(5),r.skipBits(5));const z=r.readBits(5);for(let L=0;L<=z;L++){r.skipBits(12);const H=r.readBits(5);if(L===0&&(c=H),H>7){const X=r.readBits(1);L===0&&(d=X)}if(B&&r.readBits(1)){const W=m+1;r.skipBits(W),r.skipBits(W),r.skipBits(1)}r.readBits(1)&&r.skipBits(4)}}const p=r.readBits(4),y=r.readBits(4),g=p+1;r.skipBits(g);const b=y+1;r.skipBits(b);let T=0;if(u?T=0:T=r.readBits(1),T&&(r.skipBits(4),r.skipBits(3)),r.skipBits(1),r.skipBits(1),r.skipBits(1),!u){r.skipBits(1),r.skipBits(1),r.skipBits(1),r.skipBits(1);const D=r.readBits(1);D&&(r.skipBits(1),r.skipBits(1));const B=r.readBits(1);let z=0;B?z=2:z=r.readBits(1),z>0&&(r.readBits(1)||r.skipBits(1)),D&&r.skipBits(3)}r.skipBits(1),r.skipBits(1),r.skipBits(1);const w=r.readBits(1);let S=8;o===2&&w?S=r.readBits(1)?12:10:o<=2&&(S=w?10:8);let E=0;o!==1&&(E=r.readBits(1));let x=1,P=1,_=0;return E||(o===0?(x=1,P=1):o===1?(x=0,P=0):S===12&&(x=r.readBits(1),x&&(P=r.readBits(1))),x&&P&&(_=r.readBits(2))),{profile:o,level:c,tier:d,bitDepth:S,monochrome:E,chromaSubsamplingX:x,chromaSubsamplingY:P,chromaSamplePosition:_}}return null},oS=l=>{const n=Re(l),i=n.getUint8(9),r=n.getUint16(10,!0),o=n.getUint32(12,!0),u=n.getInt16(16,!0),c=n.getUint8(18);let d=null;return c&&(d=l.subarray(19,21+i)),{outputChannelCount:i,preSkip:r,inputSampleRate:o,outputGain:u,channelMappingFamily:c,channelMappingTable:d}},cS=[480,960,1920,2880,480,960,1920,2880,480,960,1920,2880,480,960,480,960,120,240,480,960,120,240,480,960,120,240,480,960,120,240,480,960],uS=l=>{const n=l[0]>>3,i=l[0]&3;let r;return i===0?r=1:i===1||i===2?r=2:r=l[1]&63,{durationInSamples:cS[n]*r}},fS=l=>{if(l.length<7)throw new Error("Setup header is too short.");if(l[0]!==5)throw new Error("Wrong packet type in Setup header.");if(String.fromCharCode(...l.slice(1,7))!=="vorbis")throw new Error("Invalid packet signature in Setup header.");const i=l.length,r=new Uint8Array(i);for(let g=0;g97;)if(o.readBits(1)===1){u=o.pos;break}if(u===0)throw new Error("Invalid Setup header: framing bit not found.");let c=0,d=!1,m=0;for(;o.getBitsLeft()>=97;){const g=o.pos,b=o.readBits(8),T=o.readBits(16),w=o.readBits(16);if(b>63||T!==0||w!==0){o.pos=g;break}if(o.skipBits(1),c++,c>64)break;o.clone().readBits(6)+1===c&&(d=!0,m=c)}if(!d)throw new Error("Invalid Setup header: mode header not found.");if(m>63)throw new Error(`Unsupported mode count: ${m}.`);const p=m;o.pos=0,o.skipBits(u);const y=Array(p).fill(0);for(let g=p-1;g>=0;g--)o.skipBits(40),y[g]=o.readBits(1);return{modeBlockflags:y}},c0=(l,n,i)=>{switch(l){case"avc":{for(const r of eS(i,n)){const o=i[r.offset],u=Pf(o);if(u>=vt.NON_IDR_SLICE&&u<=vt.SLICE_DPC)return"delta";if(u===vt.IDR)return"key";if(u===vt.SEI&&(!jb()||Xb()>=144)){const c=i.subarray(r.offset,r.offset+r.length),d=ko(c);let m=1;do{let p=0;for(;;){const b=d[m++];if(b===void 0||(p+=b,b<255))break}let y=0;for(;;){const b=d[m++];if(b===void 0||(y+=b,b<255))break}if(p===6){const b=new Me(d);b.pos=8*m;const T=ee(b),w=b.readBits(1);if(T===0&&w===1)return"key"}m+=y}while(m{const i=Re(l);let r=0;const o=i.getUint32(r,!0);r+=4;const u=Mt.decode(l.subarray(r,r+o));r+=o,o>0&&(n.raw??={},n.raw.vendor??=u);const c=i.getUint32(r,!0);r+=4;for(let d=0;d0&&(n.trackNumber??=w),S&&Number.isInteger(S)&&S>0&&(n.tracksTotal??=S)}break;case"TRACKTOTAL":{const T=Number.parseInt(b,10);Number.isInteger(T)&&T>0&&(n.tracksTotal??=T)}break;case"DISCNUMBER":{const T=b.split("/"),w=Number.parseInt(T[0],10),S=T[1]&&Number.parseInt(T[1],10);Number.isInteger(w)&&w>0&&(n.discNumber??=w),S&&Number.isInteger(S)&&S>0&&(n.discsTotal??=S)}break;case"DISCTOTAL":{const T=Number.parseInt(b,10);Number.isInteger(T)&&T>0&&(n.discsTotal??=T)}break;case"DATE":{const T=new Date(b);Number.isNaN(T.getTime())||(n.date??=T)}break;case"GENRE":n.genre??=b;break;case"METADATA_BLOCK_PICTURE":{const T=Xg(b),w=Re(T),S=w.getUint32(0,!1),E=w.getUint32(4,!1),x=String.fromCharCode(...T.subarray(8,8+E)),P=w.getUint32(8+E,!1),_=Mt.decode(T.subarray(12+E,12+E+P)),D=w.getUint32(E+P+28),B=T.subarray(E+P+32,E+P+32+D);n.images??=[],n.images.push({data:B,mimeType:x,kind:S===3?"coverFront":S===4?"coverBack":"unknown",name:void 0,description:_||void 0})}break}}},Bf=[2,1,2,3,3,4,4,5],dS=l=>{if(l.length<7||l[0]!==11||l[1]!==119)return null;const n=new Me(l);n.skipBits(16),n.skipBits(16);const i=n.readBits(2);if(i===3)return null;const r=n.readBits(6),o=n.readBits(5);if(o>8)return null;const u=n.readBits(3),c=n.readBits(3);(c&1)!==0&&c!==1&&n.skipBits(2),(c&4)!==0&&n.skipBits(2),c===2&&n.skipBits(2);const d=n.readBits(1),m=Math.floor(r/2);return{fscod:i,bsid:o,bsmod:u,acmod:c,lfeon:d,bitRateCode:m}},hS=[128,138,192,128,140,192,160,174,240,160,176,240,192,208,288,192,210,288,224,242,336,224,244,336,256,278,384,256,280,384,320,348,480,320,350,480,384,416,288*2,384,418,288*2,448,486,336*2,448,488,336*2,256*2,278*2,384*2,256*2,279*2,384*2,320*2,348*2,480*2,320*2,349*2,480*2,384*2,417*2,576*2,384*2,418*2,576*2,448*2,487*2,672*2,448*2,488*2,672*2,512*2,557*2,768*2,512*2,558*2,768*2,640*2,696*2,960*2,640*2,697*2,960*2,768*2,835*2,1152*2,768*2,836*2,1152*2,896*2,975*2,1344*2,896*2,976*2,1344*2,1024*2,1114*2,1536*2,1024*2,1115*2,1536*2,1152*2,1253*2,1728*2,1152*2,1254*2,1728*2,1280*2,1393*2,1920*2,1280*2,1394*2,1920*2],mS=1536,u0=[1,2,3,6],pS=l=>{if(l.length<6||l[0]!==11||l[1]!==119)return null;const n=new Me(l);n.skipBits(16);const i=n.readBits(2);if(n.skipBits(3),i!==0&&i!==2)return null;const r=n.readBits(11),o=n.readBits(2);let u=0,c;o===3?(u=n.readBits(2),c=3):c=n.readBits(2);const d=n.readBits(3),m=n.readBits(1),p=n.readBits(5);if(p<11||p>16)return null;const y=u0[c];let g;return o<3?g=go[o]/1e3:g=$g[u]/1e3,{dataRate:Math.round((r+1)*g/(y*16)),substreams:[{fscod:o,fscod2:u,bsid:p,bsmod:0,acmod:d,lfeon:m,numDepSub:0,chanLoc:0}]}},gS=l=>{if(l.length<2)return null;const n=new Me(l),i=n.readBits(13),r=n.readBits(3),o=[];for(let u=0;u<=r&&!(Math.ceil(n.pos/8)+3>l.length);u++){const c=n.readBits(2),d=n.readBits(5);n.skipBits(1),n.skipBits(1);const m=n.readBits(3),p=n.readBits(3),y=n.readBits(1);n.skipBits(3);const g=n.readBits(4);let b=0;g>0?b=n.readBits(9):n.skipBits(1),o.push({fscod:c,fscod2:null,bsid:d,bsmod:m,acmod:p,lfeon:y,numDepSub:g,chanLoc:b})}return o.length===0?null:{dataRate:i,substreams:o}},f0=l=>{const n=l.substreams[0];return C(n),n.fscod<3?go[n.fscod]:n.fscod2!==null&&n.fscod2<3?$g[n.fscod2]:null},d0=l=>{const n=l.substreams[0];C(n);let i=Bf[n.acmod]+n.lfeon;if(n.numDepSub>0){const r=[2,2,1,1,2,2,2,1,1];for(let o=0;o<9;o++)n.chanLoc&1<<8-o&&(i+=r[o])}return i};class ta{constructor(n){this.input=n}dispose(){}}const Wt=new Uint8Array(0);class dt{constructor(n,i,r,o,u=-1,c,d){if(this.data=n,this.type=i,this.timestamp=r,this.duration=o,this.sequenceNumber=u,n===Wt&&c===void 0)throw new Error("Internal error: byteLength must be explicitly provided when constructing metadata-only packets.");if(c===void 0&&(c=n.byteLength),!(n instanceof Uint8Array))throw new TypeError("data must be a Uint8Array.");if(i!=="key"&&i!=="delta")throw new TypeError('type must be either "key" or "delta".');if(!Number.isFinite(r))throw new TypeError("timestamp must be a number.");if(!Number.isFinite(o)||o<0)throw new TypeError("duration must be a non-negative number.");if(!Number.isFinite(u))throw new TypeError("sequenceNumber must be a number.");if(!Number.isInteger(c)||c<0)throw new TypeError("byteLength must be a non-negative integer.");if(d!==void 0&&(typeof d!="object"||!d))throw new TypeError("sideData, when provided, must be an object.");if(d?.alpha!==void 0&&!(d.alpha instanceof Uint8Array))throw new TypeError("sideData.alpha, when provided, must be a Uint8Array.");if(d?.alphaByteLength!==void 0&&(!Number.isInteger(d.alphaByteLength)||d.alphaByteLength<0))throw new TypeError("sideData.alphaByteLength, when provided, must be a non-negative integer.");this.byteLength=c,this.sideData=d??{},this.sideData.alpha&&this.sideData.alphaByteLength===void 0&&(this.sideData.alphaByteLength=this.sideData.alpha.byteLength)}get isMetadataOnly(){return this.data===Wt}get microsecondTimestamp(){return Math.trunc(lo*this.timestamp)}get microsecondDuration(){return Math.trunc(lo*this.duration)}toEncodedVideoChunk(){if(this.isMetadataOnly)throw new TypeError("Metadata-only packets cannot be converted to a video chunk.");if(typeof EncodedVideoChunk>"u")throw new Error("Your browser does not support EncodedVideoChunk.");return new EncodedVideoChunk({data:this.data,type:this.type,timestamp:this.microsecondTimestamp,duration:this.microsecondDuration})}alphaToEncodedVideoChunk(n=this.type){if(!this.sideData.alpha)throw new TypeError("This packet does not contain alpha side data.");if(this.isMetadataOnly)throw new TypeError("Metadata-only packets cannot be converted to a video chunk.");if(typeof EncodedVideoChunk>"u")throw new Error("Your browser does not support EncodedVideoChunk.");return new EncodedVideoChunk({data:this.sideData.alpha,type:n,timestamp:this.microsecondTimestamp,duration:this.microsecondDuration})}toEncodedAudioChunk(){if(this.isMetadataOnly)throw new TypeError("Metadata-only packets cannot be converted to an audio chunk.");if(typeof EncodedAudioChunk>"u")throw new Error("Your browser does not support EncodedAudioChunk.");return new EncodedAudioChunk({data:this.data,type:this.type,timestamp:this.microsecondTimestamp,duration:this.microsecondDuration})}static fromEncodedChunk(n,i){if(!(n instanceof EncodedVideoChunk||n instanceof EncodedAudioChunk))throw new TypeError("chunk must be an EncodedVideoChunk or EncodedAudioChunk.");const r=new Uint8Array(n.byteLength);return n.copyTo(r),new dt(r,n.type,n.timestamp/1e6,(n.duration??0)/1e6,void 0,void 0,i)}clone(n){if(n!==void 0&&(typeof n!="object"||n===null))throw new TypeError("options, when provided, must be an object.");if(n?.data!==void 0&&!(n.data instanceof Uint8Array))throw new TypeError("options.data, when provided, must be a Uint8Array.");if(n?.type!==void 0&&n.type!=="key"&&n.type!=="delta")throw new TypeError('options.type, when provided, must be either "key" or "delta".');if(n?.timestamp!==void 0&&!Number.isFinite(n.timestamp))throw new TypeError("options.timestamp, when provided, must be a number.");if(n?.duration!==void 0&&!Number.isFinite(n.duration))throw new TypeError("options.duration, when provided, must be a number.");if(n?.sequenceNumber!==void 0&&!Number.isFinite(n.sequenceNumber))throw new TypeError("options.sequenceNumber, when provided, must be a number.");if(n?.sideData!==void 0&&(typeof n.sideData!="object"||n.sideData===null))throw new TypeError("options.sideData, when provided, must be an object.");return new dt(n?.data??this.data,n?.type??this.type,n?.timestamp??this.timestamp,n?.duration??this.duration,n?.sequenceNumber??this.sequenceNumber,this.byteLength,n?.sideData??this.sideData)}}const yS=l=>{let i=(l.hasVideo?"video/":l.hasAudio?"audio/":"application/")+(l.isQuickTime?"quicktime":"mp4");if(l.codecStrings.length>0){const r=[...new Set(l.codecStrings)];i+=`; codecs="${r.join(", ")}"`}return i},h0=l=>{const n=Re(l);let i=0;const r=n.getUint8(i);i+=1,i+=3;const o=ws(l.subarray(i,i+16));i+=16;let u=null;if(r>0){const d=n.getUint32(i);if(i+=4,d>0){u=[];for(let m=0;ml.systemId===n.systemId&&Gb(l.data,n.data);const Wi=8,gs=16,Aa=l=>{let n=$(l);const i=Je(l,4);let r=8;n===1&&(n=un(l),r=16);const u=n-r;return u<0?null:{name:i,totalSize:n,headerSize:r,contentSize:u}},Wa=l=>ai(l)/65536,Ku=l=>ai(l)/1073741824,Yu=l=>{let n=0;for(let i=0;i<4;i++){n<<=7;const r=oe(l);if(n|=r&127,(r&128)===0)break}return n},vn=l=>{let n=it(l);return l.skip(2),n=Math.min(n,l.remainingLength),Mt.decode(fe(l,n))},kS=l=>{const n=Aa(l);if(!n||n.name!=="data"||l.remainingLength<8)return null;const i=$(l);l.skip(4);const r=fe(l,n.contentSize-8);switch(i){case 1:return Mt.decode(r);case 2:return new TextDecoder("utf-16be").decode(r);case 13:return new eo(r,"image/jpeg");case 14:return new eo(r,"image/png");case 27:return new eo(r,"image/bmp");default:return r}};const xn=16,Gn=new Uint32Array(256),Ji=new Uint32Array(256),$i=new Uint32Array(256),er=new Uint32Array(256),tr=new Uint32Array(256),bt=new Uint32Array(256),p0=new Uint32Array(10);let g0=!1;const bS=()=>{const l=new Uint8Array(256),n=new Uint8Array(256),i=new Uint8Array(256);for(let u=0,c=1;u<256;u++)i[u]=c,n[c]=u,c=c^c<<1^(c&128?283:0);const r=(u,c)=>u&&c?i[(n[u]+n[c])%255]:0;l[0]=99;for(let u=1;u<256;u++){const c=i[255-n[u]];let d=c^c<<1^c<<2^c<<3^c<<4;d=d>>>8^d&255^99,l[u]=d}for(let u=0;u<256;u++){const c=l[u],d=l.indexOf(u);Gn[u]=c<<24|c<<16|c<<8|c,bt[u]=d<<24|d<<16|d<<8|d;const m=r(d,14),p=r(d,9),y=r(d,13),g=r(d,11),b=m<<24|p<<16|y<<8|g;Ji[u]=b,$i[u]=b>>>8|b<<24,er[u]=b>>>16|b<<16,tr[u]=b>>>24|b<<8}let o=1;for(let u=0;u<10;u++)p0[u]=o<<24,o=o<<1^(o&128?283:0);g0=!0};class y0{constructor(){this.roundkey=new Uint32Array(44),this.iv=new Uint32Array(xn/Uint32Array.BYTES_PER_ELEMENT),this.in=new Uint8Array(xn),this.out=new Uint8Array(xn),this.inView=new DataView(this.in.buffer),this.outView=new DataView(this.out.buffer)}init({key:n,iv:i}){C(n.byteLength===16),C(i.byteLength===16),g0||bS();const r=new DataView(n.buffer,n.byteOffset,n.byteLength),o=new DataView(i.buffer,i.byteOffset,i.byteLength);this.roundkey[0]=r.getUint32(0,!1),this.roundkey[1]=r.getUint32(4,!1),this.roundkey[2]=r.getUint32(8,!1),this.roundkey[3]=r.getUint32(12,!1),this.iv[0]=o.getUint32(0,!1),this.iv[1]=o.getUint32(4,!1),this.iv[2]=o.getUint32(8,!1),this.iv[3]=o.getUint32(12,!1);for(let u=4;u<44;u+=4){const c=this.roundkey[u-1];this.roundkey[u]=this.roundkey[u-4]^Gn[c>>>16&255]&4278190080^Gn[c>>>8&255]&16711680^Gn[c>>>0&255]&65280^Gn[c>>>24&255]&255^p0[u/4-1],this.roundkey[u+1]=this.roundkey[u-3]^this.roundkey[u],this.roundkey[u+2]=this.roundkey[u-2]^this.roundkey[u+1],this.roundkey[u+3]=this.roundkey[u-1]^this.roundkey[u+2]}for(let u=0,c=40;u>>24&255]&255]^$i[Gn[d>>>16&255]&255]^er[Gn[d>>>8&255]&255]^tr[Gn[d>>>0&255]&255]}}decrypt(){let n=this.inView.getUint32(0,!1)^this.roundkey[0],i=this.inView.getUint32(4,!1)^this.roundkey[1],r=this.inView.getUint32(8,!1)^this.roundkey[2],o=this.inView.getUint32(12,!1)^this.roundkey[3];const u=this.inView.getUint32(0,!1),c=this.inView.getUint32(4,!1),d=this.inView.getUint32(8,!1),m=this.inView.getUint32(12,!1);let p,y,g,b;for(let x=1;x<10;x++){const P=x*4;p=Ji[n>>>24]^$i[o>>>16&255]^er[r>>>8&255]^tr[i&255]^this.roundkey[P],y=Ji[i>>>24]^$i[n>>>16&255]^er[o>>>8&255]^tr[r&255]^this.roundkey[P+1],g=Ji[r>>>24]^$i[i>>>16&255]^er[n>>>8&255]^tr[o&255]^this.roundkey[P+2],b=Ji[o>>>24]^$i[r>>>16&255]^er[i>>>8&255]^tr[n&255]^this.roundkey[P+3],n=p,i=y,r=g,o=b}const T=bt[n>>>24&255]&4278190080^bt[o>>>16&255]&16711680^bt[r>>>8&255]&65280^bt[i>>>0&255]&255^this.roundkey[40],w=bt[i>>>24&255]&4278190080^bt[n>>>16&255]&16711680^bt[o>>>8&255]&65280^bt[r>>>0&255]&255^this.roundkey[41],S=bt[r>>>24&255]&4278190080^bt[i>>>16&255]&16711680^bt[n>>>8&255]&65280^bt[o>>>0&255]&255^this.roundkey[42],E=bt[o>>>24&255]&4278190080^bt[r>>>16&255]&16711680^bt[i>>>8&255]&65280^bt[n>>>0&255]&255^this.roundkey[43];this.outView.setUint32(0,T^this.iv[0],!1),this.outView.setUint32(4,w^this.iv[1],!1),this.outView.setUint32(8,S^this.iv[2],!1),this.outView.setUint32(12,E^this.iv[3],!1),this.iv[0]=u,this.iv[1]=c,this.iv[2]=d,this.iv[3]=m}}const SS=(l,n,i)=>{let r=!1,o=0;const u=2**16,c=16,d=new y0;return new ReadableStream({pull:async m=>{r||(d.init(await n()),r=!0);const p=u+c;let y=l.requestSliceRange(o,0,p);if(y instanceof Promise&&(y=await y),!y||y.length===0)throw new Error("Invalid ciphertext.");const g=y.length;if(g%16!==0)throw new Error("Invalid ciphertext.");const b=g===p?g-c:g,T=fe(y,b),w=new Uint8Array(b);for(let S=0;S16)throw new Error("Invalid PKCS#7 padding. Incorrect key or corrupted data.");const E=w.subarray(0,b-S);m.enqueue(E),m.close(),i()}},cancel:()=>{i()}})};class Df extends ta{constructor(n){super(n),this.moovSlice=null,this.currentTrack=null,this.tracks=[],this.metadataPromise=null,this.movieTimescale=-1,this.movieDurationInTimescale=-1,this.isQuickTime=!1,this.metadataTags={},this.currentMetadataKeys=null,this.isFragmented=!1,this.fragmentTrackDefaults=[],this.psshBoxes=[],this.currentFragment=null,this.lastReadFragment=null,this.decryptionKeyCache=new Map,this.reader=n._reader}async getTrackBackings(){return await this.readMetadata(),this.tracks.map(n=>n.trackBacking)}async getMimeType(){await this.readMetadata();const n=await this.getTrackBackings(),i=await Promise.all(n.map(r=>r.getDecoderConfig().then(o=>o?.codec??null)));return yS({isQuickTime:this.isQuickTime,hasVideo:this.tracks.some(r=>r.info?.type==="video"),hasAudio:this.tracks.some(r=>r.info?.type==="audio"),codecStrings:i.filter(Boolean)})}async getMetadataTags(){return await this.readMetadata(),this.metadataTags}readMetadata(){return this.metadataPromise??=(async()=>{let n=0,i=!1;for(;;){let r=this.reader.requestSliceRange(n,Wi,gs);if(r instanceof Promise&&(r=await r),!r)break;const o=n,u=Aa(r);if(!u)break;if(u.name==="ftyp"||u.name==="styp"){const c=Je(r,4);this.isQuickTime=c==="qt "}else if(u.name==="moov"){let c=this.reader.requestSlice(r.filePos,u.contentSize);if(c instanceof Promise&&(c=await c),!c)break;this.moovSlice=c,this.readContiguousBoxes(this.moovSlice);for(const d of this.tracks){const m=d.editListPreviousSegmentDurations/this.movieTimescale;d.editListOffset-=Math.round(m*d.timescale)}i=this.isFragmented&&this.reader.fileSize!==null&&this.reader.fileSize>o+u.totalSize;break}else if(u.name==="moof"){if(!this.input._initInput)throw new Error('"moof" box encountered with no "moov" box present; this file is likely a Segment as described in ISO/IEC 14496-12 Section 8.16. A separate init file that contains a "moov" box is required to read this file, please provide it using InputOptions.initInput.');const c=await this.input._initInput._getDemuxer();if(c.constructor!==Df)throw new Error("Init input must match the input's format.");await c.readMetadata(),this.movieTimescale=c.movieTimescale,this.movieDurationInTimescale=c.movieDurationInTimescale,this.metadataTags=c.metadataTags,this.isFragmented=!0,this.fragmentTrackDefaults=c.fragmentTrackDefaults,this.psshBoxes=c.psshBoxes;for(const d of c.tracks){const m={id:d.id,demuxer:this,trackBacking:null,disposition:d.disposition,timescale:d.timescale,durationInMediaTimescale:d.durationInMediaTimescale,durationInMovieTimescale:d.durationInMovieTimescale,rotation:d.rotation,internalCodecId:d.internalCodecId,name:d.name,languageCode:d.languageCode,sampleTableByteOffset:null,sampleTable:null,fragmentLookupTable:[],currentFragmentState:null,fragmentPositionCache:[],editListPreviousSegmentDurations:d.editListPreviousSegmentDurations,editListOffset:d.editListOffset,encryptionInfo:d.encryptionInfo,encryptionAuxInfo:null,frmaCodecString:null,info:d.info};if(d.trackBacking){if(C(m.info),m.info.type==="video"&&m.info.width!==-1){const p=m;m.trackBacking=new ag(p),this.tracks.push(m)}else if(m.info.type==="audio"&&m.info.numberOfChannels!==-1){const p=m;m.trackBacking=new ig(p),this.tracks.push(m)}}}i=!1;break}n=o+u.totalSize}if(i){C(this.reader.fileSize!==null);let r=this.reader.requestSlice(this.reader.fileSize-4,4);r instanceof Promise&&(r=await r),C(r);const o=$(r),u=this.reader.fileSize-o;if(u>=0&&u<=this.reader.fileSize-gs){let c=this.reader.requestSliceRange(u,Wi,gs);if(c instanceof Promise&&(c=await c),c){const d=Aa(c);if(d&&d.name==="mfra"){let m=this.reader.requestSlice(c.filePos,d.contentSize);m instanceof Promise&&(m=await m),m&&this.readContiguousBoxes(m)}}}}})()}getSampleTableForTrack(n){if(n.sampleTable)return n.sampleTable;const i={sampleTimingEntries:[],sampleCompositionTimeOffsets:[],sampleSizes:[],keySampleIndices:null,chunkOffsets:[],sampleToChunk:[],presentationTimestamps:null,presentationTimestampIndexMap:null};if(n.sampleTable=i,n.sampleTableByteOffset===null)return i;C(this.moovSlice);const r=this.moovSlice.slice(n.sampleTableByteOffset);if(this.currentTrack=n,this.traverseBox(r),this.currentTrack=null,n.info?.type==="audio"&&n.info.codec&&hr.includes(n.info.codec)&&i.sampleCompositionTimeOffsets.length===0){C(n.info?.type==="audio");const u=Qg(n.info.codec),c=[],d=[];for(let m=0;mH.startIndex),E=i.sampleTimingEntries[S],x=Oe(i.sampleTimingEntries,w,H=>H.startIndex),P=i.sampleTimingEntries[x],_=E.startDecodeTimestamp+(T-E.startIndex)*E.delta,B=P.startDecodeTimestamp+(w-P.startIndex)*P.delta-_,z=Zt(c);z&&z.delta===B?z.count++:c.push({startIndex:p.startChunkIndex+b,startDecodeTimestamp:_,count:1,delta:B});const L=p.samplesPerChunk*u.sampleSize*n.info.numberOfChannels;d.push(L)}p.startSampleIndex=p.startChunkIndex,p.samplesPerChunk=1}i.sampleTimingEntries=c,i.sampleSizes=d}if(i.sampleCompositionTimeOffsets.length>0){i.presentationTimestamps=[];for(const u of i.sampleTimingEntries)for(let c=0;cu.presentationTimestamp-c.presentationTimestamp),i.presentationTimestampIndexMap=Array(i.presentationTimestamps.length).fill(-1);for(let u=0;ug.moofOffset===u.moofOffset);if(y)Qu(c,y.timestamp);else{const g=Oe(m,u.moofOffset-1,b=>b.moofOffset);if(g!==-1){const b=m[g];Qu(c,b.endTimestamp)}}c.startTimestampIsFinal=!0}const p=Oe(m,c.startTimestamp,y=>y.startTimestamp);if((p===-1||m[p].moofOffset!==u.moofOffset)&&m.splice(p+1,0,{moofOffset:u.moofOffset,startTimestamp:c.startTimestamp,endTimestamp:c.endTimestamp}),c.encryptionAuxInfo&&d.encryptionInfo){const y=await b0(this.reader,d.encryptionInfo,c.encryptionAuxInfo);for(let g=0;g0){c.languageCode="";for(let p=0;p<3;p++)c.languageCode=String.fromCharCode(96+(m&31))+c.languageCode,m>>=5;Vg(c.languageCode)||(c.languageCode=_t)}}break;case"hdlr":{const c=this.currentTrack;if(!c)break;n.skip(8);const d=Je(n,4);d==="vide"?c.info={type:"video",width:-1,height:-1,squarePixelWidth:-1,squarePixelHeight:-1,codec:null,codecDescription:null,colorSpace:null,avcType:null,avcCodecInfo:null,hevcCodecInfo:null,vp9CodecInfo:null,av1CodecInfo:null,proresFormat:null}:d==="soun"&&(c.info={type:"audio",numberOfChannels:-1,sampleRate:-1,codec:null,codecDescription:null,aacCodecInfo:null,pcmLittleEndian:!1,pcmSampleSize:null})}break;case"stbl":{const c=this.currentTrack;if(!c)break;c.sampleTableByteOffset=i,this.readContiguousBoxes(n.slice(o,r.contentSize))}break;case"stsd":{const c=this.currentTrack;if(!c||c.info===null||c.sampleTable)break;const d=oe(n);n.skip(3);const m=$(n);for(let p=0;p0&&(T===1?(n.skip(4),S=8*$(n),n.skip(8)):T===2&&(n.skip(4),E=G0(n),w=$(n),n.skip(4),S=$(n),x=$(n),n.skip(8))),c.info.numberOfChannels=w,c.info.sampleRate=E,c.frmaCodecString=null,this.readContiguousBoxes(n.slice(n.filePos,y+g.totalSize-n.filePos));const P=b==="enca"?c.frmaCodecString:b;if(c.frmaCodecString=null,P!=="mp4a")if(P==="opus")c.info.codec="opus",c.info.sampleRate=po;else if(P==="flac")c.info.codec="flac";else if(P==="ulaw")c.info.codec="ulaw";else if(P==="alaw")c.info.codec="alaw";else if(P==="ac-3")c.info.codec="ac3";else if(P==="ec-3")c.info.codec="eac3";else if(P==="twos")S===8?c.info.codec="pcm-s8":S===16?c.info.codec=c.info.pcmLittleEndian?"pcm-s16":"pcm-s16be":(ke._warn(`Unsupported sample size ${S} for codec 'twos'.`),c.info.codec=null);else if(P==="sowt")S===8?c.info.codec="pcm-s8":S===16?c.info.codec="pcm-s16":(ke._warn(`Unsupported sample size ${S} for codec 'sowt'.`),c.info.codec=null);else if(P==="raw ")c.info.codec="pcm-u8";else if(P==="in24")c.info.codec=c.info.pcmLittleEndian?"pcm-s24":"pcm-s24be";else if(P==="in32")c.info.codec=c.info.pcmLittleEndian?"pcm-s32":"pcm-s32be";else if(P==="fl32")c.info.codec=c.info.pcmLittleEndian?"pcm-f32":"pcm-f32be";else if(P==="fl64")c.info.codec=c.info.pcmLittleEndian?"pcm-f64":"pcm-f64be";else if(P==="ipcm"){const _=c.info.pcmSampleSize;c.info.pcmLittleEndian?_===16?c.info.codec="pcm-s16":_===24?c.info.codec="pcm-s24":_===32?c.info.codec="pcm-s32":(ke._warn(`Invalid ipcm sample size ${_}.`),c.info.codec=null):_===16?c.info.codec="pcm-s16be":_===24?c.info.codec="pcm-s24be":_===32?c.info.codec="pcm-s32be":(ke._warn(`Invalid ipcm sample size ${_}.`),c.info.codec=null)}else if(P==="fpcm"){const _=c.info.pcmSampleSize;c.info.pcmLittleEndian?_===32?c.info.codec="pcm-f32":_===64?c.info.codec="pcm-f64":(ke._warn(`Invalid fpcm sample size ${_}.`),c.info.codec=null):_===32?c.info.codec="pcm-f32be":_===64?c.info.codec="pcm-f64be":(ke._warn(`Invalid fpcm sample size ${_}.`),c.info.codec=null)}else if(P==="lpcm"&&x!==null){const _=S+7>>3,D=!!(x&1),B=!!(x&2),z=x&4?-1:0;S>0&&S<=64&&(D?S===32&&(c.info.codec=B?"pcm-f32be":"pcm-f32"):z&1<<_-1?_===1?c.info.codec="pcm-s8":_===2?c.info.codec=B?"pcm-s16be":"pcm-s16":_===3?c.info.codec=B?"pcm-s24be":"pcm-s24":_===4&&(c.info.codec=B?"pcm-s32be":"pcm-s32"):_===1&&(c.info.codec="pcm-u8")),c.info.codec===null&&ke._warn("Unsupported PCM format.")}else P===null?ke._warn("Unknown encrypted audio codec due to missing frma box."):ke._warn(`Unsupported audio codec (sample entry type '${g.name}').`)}n.filePos=y+g.totalSize}}break;case"frma":{const c=this.currentTrack;if(!c)break;const m=Je(n,4).toLowerCase();c.frmaCodecString=m}break;case"schm":{const c=this.currentTrack;if(!c)break;n.skip(4);const d=Je(n,4);d==="cenc"||d==="cens"||d==="cbcs"?c.encryptionInfo={scheme:d,defaultKid:null,defaultIsProtected:null,defaultPerSampleIvSize:null,defaultConstantIv:null,defaultCryptByteBlock:null,defaultSkipByteBlock:null}:ke._warn(`Unsupported encryption scheme '${d}'.`)}break;case"tenc":{const c=this.currentTrack;if(!c||!c.encryptionInfo)break;const d=oe(n);n.skip(3),n.skip(1);const m=oe(n);if(d>0?(c.encryptionInfo.defaultCryptByteBlock=m>>4,c.encryptionInfo.defaultSkipByteBlock=m&15):(c.encryptionInfo.defaultCryptByteBlock=0,c.encryptionInfo.defaultSkipByteBlock=0),c.encryptionInfo.defaultIsProtected=oe(n)!==0,c.encryptionInfo.defaultPerSampleIvSize=oe(n),c.encryptionInfo.defaultKid=ws(fe(n,16)),c.encryptionInfo.defaultIsProtected&&c.encryptionInfo.defaultPerSampleIvSize===0){const p=oe(n),y=new Uint8Array(16);y.set(fe(n,p),0),c.encryptionInfo.defaultConstantIv=y}}break;case"avcC":{const c=this.currentTrack;if(!c)break;C(c.info),c.info.codecDescription=fe(n,r.contentSize)}break;case"hvcC":{const c=this.currentTrack;if(!c)break;C(c.info),c.info.codecDescription=fe(n,r.contentSize)}break;case"vpcC":{const c=this.currentTrack;if(!c)break;C(c.info?.type==="video"),n.skip(4);const d=oe(n),m=oe(n),p=oe(n),y=p>>4,g=p>>1&7,b=p&1,T=oe(n),w=oe(n),S=oe(n);c.info.vp9CodecInfo={profile:d,level:m,bitDepth:y,chromaSubsampling:g,videoFullRangeFlag:b,colourPrimaries:T,transferCharacteristics:w,matrixCoefficients:S}}break;case"av1C":{const c=this.currentTrack;if(!c)break;C(c.info?.type==="video"),n.skip(1);const d=oe(n),m=d>>5,p=d&31,y=oe(n),g=y>>7,b=y>>6&1,T=y>>5&1,w=y>>4&1,S=y>>3&1,E=y>>2&1,x=y&3,P=m===2&&b?T?12:10:b?10:8;c.info.av1CodecInfo={profile:m,level:p,tier:g,bitDepth:P,monochrome:w,chromaSubsamplingX:S,chromaSubsamplingY:E,chromaSamplePosition:x}}break;case"colr":{const c=this.currentTrack;if(!c)break;C(c.info?.type==="video");const d=Je(n,4);if(d!=="nclx"&&d!=="nclc")break;const m=it(n),p=it(n),y=it(n);let g;d==="nclx"&&(g=!!(oe(n)&128)),c.info.colorSpace={primaries:io[m],transfer:ro[p],matrix:so[y],fullRange:g}}break;case"pasp":{const c=this.currentTrack;if(!c)break;C(c.info?.type==="video");const d=$(n),m=$(n);d>0&&m>0&&(d>m?c.info.squarePixelWidth=Math.round(c.info.width*d/m):c.info.squarePixelHeight=Math.round(c.info.height*m/d))}break;case"wave":this.readContiguousBoxes(n.slice(o,r.contentSize));break;case"esds":{const c=this.currentTrack;if(!c)break;C(c.info?.type==="audio"),n.skip(4);const d=oe(n);C(d===3),Yu(n),n.skip(2);const m=oe(n),p=(m&128)!==0,y=(m&64)!==0,g=(m&32)!==0;if(p&&n.skip(2),y){const E=oe(n);n.skip(E)}g&&n.skip(2);const b=oe(n);C(b===4);const T=Yu(n),w=n.filePos,S=oe(n);if(S===64||S===103?(c.info.codec="aac",c.info.aacCodecInfo={isMpeg2:S===103,objectType:null}):S===105||S===107?c.info.codec="mp3":S===221?c.info.codec="vorbis":ke._warn(`Unsupported audio codec (objectTypeIndication ${S}) - discarding track.`),n.skip(12),T>n.filePos-w){const E=oe(n);C(E===5);const x=Yu(n);if(c.info.codecDescription=fe(n,x),c.info.codec==="aac"){const P=Kg(c.info.codecDescription);P.numberOfChannels!==null&&(c.info.numberOfChannels=P.numberOfChannels),P.sampleRate!==null&&(c.info.sampleRate=P.sampleRate)}}}break;case"enda":{const c=this.currentTrack;if(!c)break;C(c.info?.type==="audio"),c.info.pcmLittleEndian=!!(it(n)&255)}break;case"pcmC":{const c=this.currentTrack;if(!c)break;C(c.info?.type==="audio"),n.skip(4);const d=oe(n);c.info.pcmLittleEndian=!!(d&1),c.info.pcmSampleSize=oe(n)}break;case"dOps":{const c=this.currentTrack;if(!c)break;C(c.info?.type==="audio"),n.skip(1);const d=oe(n),m=it(n),p=$(n),y=gf(n),g=oe(n);let b;g!==0?b=fe(n,2+d):b=new Uint8Array(0);const T=new Uint8Array(19+b.byteLength),w=new DataView(T.buffer);w.setUint32(0,1332770163,!1),w.setUint32(4,1214603620,!1),w.setUint8(8,1),w.setUint8(9,d),w.setUint16(10,m,!0),w.setUint32(12,p,!0),w.setInt16(16,y,!0),w.setUint8(18,g),T.set(b,19),c.info.codecDescription=T,c.info.numberOfChannels=d}break;case"dfLa":{const c=this.currentTrack;if(!c)break;C(c.info?.type==="audio"),n.skip(4);const d=127,m=128,p=n.filePos;for(;n.filePos>>12,_=(x>>9&7)+1;c.info.sampleRate=P,c.info.numberOfChannels=_,n.skip(20)}else n.skip(S);if(w&m)break}const y=n.filePos;n.filePos=p;const g=fe(n,y-p),b=new Uint8Array(4+g.byteLength);new DataView(b.buffer).setUint32(0,1716281667,!1),b.set(g,4),c.info.codecDescription=b}break;case"dac3":{const c=this.currentTrack;if(!c)break;C(c.info?.type==="audio");const d=fe(n,3),m=new Me(d),p=m.readBits(2);m.skipBits(8);const y=m.readBits(3),g=m.readBits(1);p<3&&(c.info.sampleRate=go[p]),c.info.numberOfChannels=Bf[y]+g}break;case"dec3":{const c=this.currentTrack;if(!c)break;C(c.info?.type==="audio");const d=fe(n,r.contentSize),m=gS(d);if(!m){ke._warn("Invalid dec3 box contents, ignoring.");break}const p=f0(m);p!==null&&(c.info.sampleRate=p),c.info.numberOfChannels=d0(m)}break;case"stts":{const c=this.currentTrack;if(!c||!c.sampleTable)break;n.skip(4);const d=$(n);let m=0,p=0;for(let y=0;yP.id===d);if(!m)break;const p=$(n),y=(p&48)>>4,g=(p&12)>>2,b=p&3,T=[oe,it,Kn,$],w=T[y],S=T[g],E=T[b],x=$(n);for(let P=0;PP.timestamp-_.timestamp);for(let P=0;P({presentationTimestamp:y.presentationTimestamp,sampleIndex:g})).sort((y,g)=>y.presentationTimestamp-g.presentationTimestamp);for(let y=0;yx.id===w);if(!S)break;const E=this.fragmentTrackDefaults.find(x=>x.trackId===w);this.currentTrack=S,S.currentFragmentState={baseDataOffset:this.currentFragment.implicitBaseDataOffset,sampleDescriptionIndex:E?.defaultSampleDescriptionIndex??null,defaultSampleDuration:E?.defaultSampleDuration??null,defaultSampleSize:E?.defaultSampleSize??null,defaultSampleFlags:E?.defaultSampleFlags??null,startTimestamp:null,encryptionAuxInfo:null},d?S.currentFragmentState.baseDataOffset=un(n):T&&(S.currentFragmentState.baseDataOffset=this.currentFragment.moofOffset),m&&(S.currentFragmentState.sampleDescriptionIndex=$(n)),p&&(S.currentFragmentState.defaultSampleDuration=$(n)),y&&(S.currentFragmentState.defaultSampleSize=$(n)),g&&(S.currentFragmentState.defaultSampleFlags=$(n)),b&&(S.currentFragmentState.defaultSampleDuration=0)}break;case"tfdt":{const c=this.currentTrack;if(!c)break;C(c.currentFragmentState);const d=oe(n);n.skip(3);const m=d===0?$(n):un(n);c.currentFragmentState.startTimestamp=m}break;case"trun":{const c=this.currentTrack;if(!c)break;C(this.currentFragment),C(c.currentFragmentState);const d=oe(n),m=Kn(n),p=!!(m&1),y=!!(m&4),g=!!(m&256),b=!!(m&512),T=!!(m&1024),w=!!(m&2048),S=$(n);let E=null;p&&(E=ai(n));let x=null;y&&(x=$(n));let P;this.currentFragment.trackData.has(c.id)?(P=this.currentFragment.trackData.get(c.id),E!==null&&(P.currentOffset=c.currentFragmentState.baseDataOffset+E)):(P={track:c,currentTimestamp:0,currentOffset:c.currentFragmentState.baseDataOffset+(E??0),startTimestamp:0,endTimestamp:0,firstKeyFrameTimestamp:null,samples:[],presentationTimestamps:[],startTimestampIsFinal:!1,encryptionAuxInfo:null},this.currentFragment.trackData.set(c.id,P));for(let _=0;_0&&(y=fe(n,p));const g=sg(c);g.defaultSampleInfoSize=m,g.sampleSizes=y,g.sampleCount=p}break;case"saio":{const c=this.currentTrack;if(!c||!c.encryptionInfo)break;const d=oe(n);if(Kn(n)&1){const b=Je(n,4),T=$(n);if(b!==c.encryptionInfo.scheme||T!==0)break}const p=$(n);if(p===0)break;p>1&&ke._warn("Multiple saio entries are not supported; using the first offset only.");let y=d===0?$(n):Number(un(n));this.currentFragment&&(y+=this.currentFragment.moofOffset);const g=sg(c);g.offset=y}break;case"senc":{const c=this.currentTrack;if(!c||!c.encryptionInfo)break;C(this.currentFragment);const d=this.currentFragment.trackData.get(c.id);if(!d)break;n.skip(1);const p=!!(Kn(n)&2),y=$(n),g=c.encryptionInfo.defaultPerSampleIvSize;C(g!==null);for(let b=0;b0?T.set(fe(n,g),0):T.set(c.encryptionInfo.defaultConstantIv,0);let w=null;if(p){const E=it(n);w=[];for(let x=0;x0&&(this.metadataTags.trackNumber??=T),w&&Number.isInteger(w)&&w>0&&(this.metadataTags.tracksTotal??=w)}break;case"trkn":if(g instanceof Uint8Array&&g.length>=6){const b=Re(g),T=b.getUint16(2,!1),w=b.getUint16(4,!1);T>0&&(this.metadataTags.trackNumber??=T),w>0&&(this.metadataTags.tracksTotal??=w)}break;case"disc":case"disk":if(g instanceof Uint8Array&&g.length>=6){const b=Re(g),T=b.getUint16(2,!1),w=b.getUint16(4,!1);T>0&&(this.metadataTags.discNumber??=T),w>0&&(this.metadataTags.discsTotal??=w)}break}}}break}return n.filePos=u,!0}}class k0{constructor(n){this.internalTrack=n,this.packetToSampleIndex=new WeakMap,this.packetToFragmentLocation=new WeakMap}getId(){return this.internalTrack.id}getNumber(){const n=this.internalTrack.demuxer,i=this.internalTrack.trackBacking.getType();let r=0;for(const o of n.tracks)if(o.trackBacking.getType()===i&&r++,o===this.internalTrack)break;return r}getCodec(){throw new Error("Not implemented on base class.")}getInternalCodecId(){return this.internalTrack.internalCodecId}getName(){return this.internalTrack.name}getLanguageCode(){return this.internalTrack.languageCode}getTimeResolution(){return this.internalTrack.timescale}isRelativeToUnixEpoch(){return!1}getUnixTimeForTimestamp(){return null}getDisposition(){return this.internalTrack.disposition}getPairingMask(){return 1n}getBitrate(){return null}getAverageBitrate(){return null}async getDurationFromMetadata(){const n=this.internalTrack;return n.durationInMediaTimescale<=0?null:(C(n.trackBacking),((await n.trackBacking.getFirstPacket({metadataOnly:!0}))?.timestamp??0)+n.durationInMediaTimescale/n.timescale)}async getLiveRefreshInterval(){return null}async getFirstPacket(n){const i=await this.fetchPacketForSampleIndex(0,n);return i||!this.internalTrack.demuxer.isFragmented?i:this.performFragmentedLookup(null,r=>r.trackData.get(this.internalTrack.id)?{sampleIndex:0,correctSampleFound:!0}:{sampleIndex:-1,correctSampleFound:!1},-1/0,1/0,n)}mapTimestampIntoTimescale(n){return Cs(n*this.internalTrack.timescale)+this.internalTrack.editListOffset}async getPacket(n,i){const r=this.mapTimestampIntoTimescale(n),o=this.internalTrack.demuxer.getSampleTableForTrack(this.internalTrack),u=of(o,r),c=await this.fetchPacketForSampleIndex(u,i);return!rg(o)||!this.internalTrack.demuxer.isFragmented?c:this.performFragmentedLookup(null,d=>{const m=d.trackData.get(this.internalTrack.id);if(!m)return{sampleIndex:-1,correctSampleFound:!1};const p=Oe(m.presentationTimestamps,r,b=>b.presentationTimestamp),y=p!==-1?m.presentationTimestamps[p].sampleIndex:-1,g=p!==-1&&r{if(u===o.fragment){const c=u.trackData.get(this.internalTrack.id);if(o.sampleIndex+1{const m=d.trackData.get(this.internalTrack.id);if(!m)return{sampleIndex:-1,correctSampleFound:!1};const p=Sf(m.presentationTimestamps,b=>m.samples[b.sampleIndex].isKeyFrame&&b.presentationTimestamp<=r),y=p!==-1?m.presentationTimestamps[p].sampleIndex:-1,g=p!==-1&&r{if(u===o.fragment){const d=u.trackData.get(this.internalTrack.id).samples.findIndex((m,p)=>m.isKeyFrame&&p>o.sampleIndex);if(d!==-1)return{sampleIndex:d,correctSampleFound:!0}}else{const c=u.trackData.get(this.internalTrack.id);if(c&&c.firstKeyFrameTimestamp!==null){const d=c.samples.findIndex(m=>m.isKeyFrame);return C(d!==-1),{sampleIndex:d,correctSampleFound:!0}}}return{sampleIndex:-1,correctSampleFound:!1}},-1/0,1/0,i)}async fetchPacketForSampleIndex(n,i){if(n===-1)return null;const r=this.internalTrack.demuxer.getSampleTableForTrack(this.internalTrack),o=vS(r,n);if(!o)return null;let u;if(i.metadataOnly)u=Wt;else{let p=this.internalTrack.demuxer.reader.requestSlice(o.sampleOffset,o.sampleSize);if(p instanceof Promise&&(p=await p),!p)return null;if(u=fe(p,o.sampleSize),this.internalTrack.encryptionAuxInfo){C(this.internalTrack.encryptionInfo);const y=await b0(this.internalTrack.demuxer.reader,this.internalTrack.encryptionInfo,this.internalTrack.encryptionAuxInfo);nE.timestamp),g=y!==-1?this.internalTrack.fragmentLookupTable[y]:null,b=Oe(this.internalTrack.fragmentPositionCache,r,E=>E.startTimestamp),T=b!==-1?this.internalTrack.fragmentPositionCache[b]:null,w=Math.max(g?.moofOffset??0,T?.moofOffset??0)||null;let S;for(n?w===null||n.moofOffset>=w?(S=n.moofOffset+n.moofSize,d=n):S=w:S=w??0;;){if(d){const _=d.trackData.get(this.internalTrack.id);if(_&&_.startTimestamp>o)break}let E=c.reader.requestSliceRange(S,Wi,gs);if(E instanceof Promise&&(E=await E),!E)break;const x=S,P=Aa(E);if(!P)break;if(P.name==="moof"){d=await c.readFragment(x);const{sampleIndex:_,correctSampleFound:D}=i(d);if(D)return this.fetchPacketInFragment(d,_,u);_!==-1&&(m=d,p=_)}S=x+P.totalSize}if(g&&(!m||m.moofOffset{if(this.internalTrack.info.codec==="vp9"&&!this.internalTrack.info.vp9CodecInfo){const i=await this.getFirstPacket({});this.internalTrack.info.vp9CodecInfo=i&&s0(i.data)}else if(this.internalTrack.info.codec==="av1"&&!this.internalTrack.info.av1CodecInfo){const i=await this.getFirstPacket({});this.internalTrack.info.av1CodecInfo=i&&o0(i.data)}const n={codec:_f(this.internalTrack.info),codedWidth:this.internalTrack.info.width,codedHeight:this.internalTrack.info.height,description:this.internalTrack.info.codecDescription??void 0,colorSpace:this.internalTrack.info.colorSpace??void 0};return(this.internalTrack.info.width!==this.internalTrack.info.squarePixelWidth||this.internalTrack.info.height!==this.internalTrack.info.squarePixelHeight)&&(n.displayAspectWidth=this.internalTrack.info.squarePixelWidth,n.displayAspectHeight=this.internalTrack.info.squarePixelHeight),n})():null}}class ig extends k0{constructor(n){super(n),this.decoderConfig=null,this.internalTrack=n}getType(){return"audio"}getCodec(){return this.internalTrack.info.codec}getNumberOfChannels(){return this.internalTrack.info.numberOfChannels}getSampleRate(){return this.internalTrack.info.sampleRate}async getDecoderConfig(){return this.internalTrack.info.codec?this.decoderConfig??={codec:Ef(this.internalTrack.info),numberOfChannels:this.internalTrack.info.numberOfChannels,sampleRate:this.internalTrack.info.sampleRate,description:this.internalTrack.info.codecDescription??void 0}:null}}const of=(l,n)=>{if(l.presentationTimestamps){const i=Oe(l.presentationTimestamps,n,r=>r.presentationTimestamp);return i===-1?-1:l.presentationTimestamps[i].sampleIndex}else{const i=Oe(l.sampleTimingEntries,n,o=>o.startDecodeTimestamp);if(i===-1)return-1;const r=l.sampleTimingEntries[i];return r.startIndex+Math.min(Math.floor((n-r.startDecodeTimestamp)/r.delta),r.count-1)}},TS=(l,n)=>{if(!l.keySampleIndices)return of(l,n);if(l.presentationTimestamps){const i=Oe(l.presentationTimestamps,n,r=>r.presentationTimestamp);if(i===-1)return-1;for(let r=i;r>=0;r--){const o=l.presentationTimestamps[r].sampleIndex;if(Bs(l.keySampleIndices,o,c=>c)!==-1)return o}return-1}else{const i=of(l,n),r=Oe(l.keySampleIndices,i,o=>o);return l.keySampleIndices[r]??-1}},vS=(l,n)=>{const i=Oe(l.sampleTimingEntries,n,x=>x.startIndex),r=l.sampleTimingEntries[i];if(!r||r.startIndex+r.count<=n)return null;let u=r.startDecodeTimestamp+(n-r.startIndex)*r.delta;const c=Oe(l.sampleCompositionTimeOffsets,n,x=>x.startIndex),d=l.sampleCompositionTimeOffsets[c];d&&n-d.startIndexx.startSampleIndex),y=l.sampleToChunk[p];C(y);const g=y.startChunkIndex+Math.floor((n-y.startSampleIndex)/y.samplesPerChunk),b=l.chunkOffsets[g],T=y.startSampleIndex+(g-y.startChunkIndex)*y.samplesPerChunk;let w=0,S=b;if(l.sampleSizes.length===1)S+=m*(n-T),w+=m*y.samplesPerChunk;else for(let x=T;xx)!==-1:!0}},wS=(l,n)=>{if(!l.keySampleIndices)return n+1;const i=Oe(l.keySampleIndices,n,r=>r);return l.keySampleIndices[i+1]??-1},Qu=(l,n)=>{l.startTimestamp+=n,l.endTimestamp+=n;for(const i of l.samples)i.presentationTimestamp+=n;for(const i of l.presentationTimestamps)i.presentationTimestamp+=n},xS=l=>{const[n,i]=l,r=Math.atan2(i,n);return Number.isFinite(r)?r*(180/Math.PI):0},rg=l=>l.sampleSizes.length===0,sg=l=>l.currentFragmentState?l.currentFragmentState.encryptionAuxInfo??={defaultSampleInfoSize:0,sampleSizes:null,sampleCount:0,offset:null,resolved:null}:l.encryptionAuxInfo??={defaultSampleInfoSize:0,sampleSizes:null,sampleCount:0,offset:null,resolved:null},b0=async(l,n,i)=>{if(i.resolved)return i.resolved;if(i.offset===null||i.sampleCount===0)throw new Error("Incomplete saiz/saio info; cannot resolve encryption data.");let r=0;if(i.defaultSampleInfoSize>0)r=i.defaultSampleInfoSize*i.sampleCount;else{C(i.sampleSizes);for(let d=0;d0?i.defaultSampleInfoSize:i.sampleSizes[d],p=new Uint8Array(16);u>0?p.set(fe(o,u),0):p.set(n.defaultConstantIv,0);let y=null;if(m>u){const g=it(o);y=[];for(let b=0;b{C(l.encryptionInfo);const o=l.encryptionInfo;C(o.defaultKid!==null);const u=o.defaultKid;let c;const d=l.demuxer.decryptionKeyCache.get(u);if(d)c=await d;else{if(!l.demuxer.input._formatOptions.isobmff?.resolveKeyId)throw new Error("Encrypted media samples encountered. To decrypt them, please provide a callback for InputOptions.formatOptions.isobmff.resolveKeyId.");const m=(async()=>{let p=l.demuxer.psshBoxes;if(r){p=[...p,...r.psshBoxes].filter(g=>g.keyIds===null||g.keyIds.includes(u));for(let g=0;g{const o=new Uint8Array(16);o.set(i.iv,0);const u=await crypto.subtle.importKey("raw",l,{name:"AES-CTR"},!1,["decrypt"]),c=async w=>{const S=await crypto.subtle.decrypt({name:"AES-CTR",counter:o,length:64},u,w);return new Uint8Array(S)};if(!i.subsamples)return c(r);C(n.defaultCryptByteBlock!==null&&n.defaultSkipByteBlock!==null);const d=S0(i.subsamples,n.defaultCryptByteBlock,n.defaultSkipByteBlock);let m=0;for(const w of d)for(const S of w.perSubsample)m+=S.length;const p=new Uint8Array(m);let y=0;for(const w of d)for(const S of w.perSubsample)p.set(r.subarray(S.offset,S.offset+S.length),y),y+=S.length;const g=await c(p),b=new Uint8Array(r);let T=0;for(const w of d)for(const S of w.perSubsample)b.set(g.subarray(T,T+S.length),S.offset),T+=S.length;return b},_S=(l,n,i,r)=>{const o=new y0;o.init({key:l,iv:i.iv});const u=n.defaultCryptByteBlock,c=n.defaultSkipByteBlock;if(C(u!==null&&c!==null),!i.subsamples){const y=new Uint8Array(r),g=Math.floor(r.length/16);for(let b=0;b{const r=[],o=n!==0||i!==0;let u=0;for(const c of l){u+=c.clearLen;const d=[];if(!o)c.protectedLen>0&&d.push({offset:u,length:c.protectedLen}),u+=c.protectedLen;else{let m=c.protectedLen,p=u;for(;m>0&&!(m<16*n);){const y=16*n;d.push({offset:p,length:y}),p+=y,m-=y;const g=Math.min(16*i,m);p+=g,m-=g}u+=c.protectedLen}r.push({perSubsample:d})}return r};var K;(function(l){l[l.EBML=440786851]="EBML",l[l.EBMLVersion=17030]="EBMLVersion",l[l.EBMLReadVersion=17143]="EBMLReadVersion",l[l.EBMLMaxIDLength=17138]="EBMLMaxIDLength",l[l.EBMLMaxSizeLength=17139]="EBMLMaxSizeLength",l[l.DocType=17026]="DocType",l[l.DocTypeVersion=17031]="DocTypeVersion",l[l.DocTypeReadVersion=17029]="DocTypeReadVersion",l[l.Void=236]="Void",l[l.Segment=408125543]="Segment",l[l.SeekHead=290298740]="SeekHead",l[l.Seek=19899]="Seek",l[l.SeekID=21419]="SeekID",l[l.SeekPosition=21420]="SeekPosition",l[l.Duration=17545]="Duration",l[l.Info=357149030]="Info",l[l.TimestampScale=2807729]="TimestampScale",l[l.MuxingApp=19840]="MuxingApp",l[l.WritingApp=22337]="WritingApp",l[l.Tracks=374648427]="Tracks",l[l.TrackEntry=174]="TrackEntry",l[l.TrackNumber=215]="TrackNumber",l[l.TrackUID=29637]="TrackUID",l[l.TrackType=131]="TrackType",l[l.FlagEnabled=185]="FlagEnabled",l[l.FlagDefault=136]="FlagDefault",l[l.FlagForced=21930]="FlagForced",l[l.FlagOriginal=21934]="FlagOriginal",l[l.FlagHearingImpaired=21931]="FlagHearingImpaired",l[l.FlagVisualImpaired=21932]="FlagVisualImpaired",l[l.FlagCommentary=21935]="FlagCommentary",l[l.FlagLacing=156]="FlagLacing",l[l.Name=21358]="Name",l[l.Language=2274716]="Language",l[l.LanguageBCP47=2274717]="LanguageBCP47",l[l.CodecID=134]="CodecID",l[l.CodecPrivate=25506]="CodecPrivate",l[l.CodecDelay=22186]="CodecDelay",l[l.SeekPreRoll=22203]="SeekPreRoll",l[l.DefaultDuration=2352003]="DefaultDuration",l[l.Video=224]="Video",l[l.PixelWidth=176]="PixelWidth",l[l.PixelHeight=186]="PixelHeight",l[l.DisplayWidth=21680]="DisplayWidth",l[l.DisplayHeight=21690]="DisplayHeight",l[l.DisplayUnit=21682]="DisplayUnit",l[l.AlphaMode=21440]="AlphaMode",l[l.Audio=225]="Audio",l[l.SamplingFrequency=181]="SamplingFrequency",l[l.Channels=159]="Channels",l[l.BitDepth=25188]="BitDepth",l[l.SimpleBlock=163]="SimpleBlock",l[l.BlockGroup=160]="BlockGroup",l[l.Block=161]="Block",l[l.BlockAdditions=30113]="BlockAdditions",l[l.BlockMore=166]="BlockMore",l[l.BlockAdditional=165]="BlockAdditional",l[l.BlockAddID=238]="BlockAddID",l[l.BlockDuration=155]="BlockDuration",l[l.ReferenceBlock=251]="ReferenceBlock",l[l.Cluster=524531317]="Cluster",l[l.Timestamp=231]="Timestamp",l[l.Cues=475249515]="Cues",l[l.CuePoint=187]="CuePoint",l[l.CueTime=179]="CueTime",l[l.CueTrackPositions=183]="CueTrackPositions",l[l.CueTrack=247]="CueTrack",l[l.CueClusterPosition=241]="CueClusterPosition",l[l.Colour=21936]="Colour",l[l.MatrixCoefficients=21937]="MatrixCoefficients",l[l.TransferCharacteristics=21946]="TransferCharacteristics",l[l.Primaries=21947]="Primaries",l[l.Range=21945]="Range",l[l.Projection=30320]="Projection",l[l.ProjectionType=30321]="ProjectionType",l[l.ProjectionPoseRoll=30325]="ProjectionPoseRoll",l[l.Attachments=423732329]="Attachments",l[l.AttachedFile=24999]="AttachedFile",l[l.FileDescription=18046]="FileDescription",l[l.FileName=18030]="FileName",l[l.FileMediaType=18016]="FileMediaType",l[l.FileData=18012]="FileData",l[l.FileUID=18094]="FileUID",l[l.Chapters=272869232]="Chapters",l[l.Tags=307544935]="Tags",l[l.Tag=29555]="Tag",l[l.Targets=25536]="Targets",l[l.TargetTypeValue=26826]="TargetTypeValue",l[l.TargetType=25546]="TargetType",l[l.TagTrackUID=25541]="TagTrackUID",l[l.TagEditionUID=25545]="TagEditionUID",l[l.TagChapterUID=25540]="TagChapterUID",l[l.TagAttachmentUID=25542]="TagAttachmentUID",l[l.SimpleTag=26568]="SimpleTag",l[l.TagName=17827]="TagName",l[l.TagLanguage=17530]="TagLanguage",l[l.TagString=17543]="TagString",l[l.TagBinary=17541]="TagBinary",l[l.ContentEncodings=28032]="ContentEncodings",l[l.ContentEncoding=25152]="ContentEncoding",l[l.ContentEncodingOrder=20529]="ContentEncodingOrder",l[l.ContentEncodingScope=20530]="ContentEncodingScope",l[l.ContentCompression=20532]="ContentCompression",l[l.ContentCompAlgo=16980]="ContentCompAlgo",l[l.ContentCompSettings=16981]="ContentCompSettings",l[l.ContentEncryption=20533]="ContentEncryption"})(K||(K={}));const ES=[K.EBML,K.Segment],As=[K.SeekHead,K.Info,K.Cluster,K.Tracks,K.Cues,K.Attachments,K.Chapters,K.Tags],to=[...ES,...As],cf=8,fn=2,Zn=2*cf,T0=l=>{if(l.remainingLength<1)return null;const n=oe(l);if(l.skip(-1),n===0)return null;let i=1,r=128;for(;(n&r)===0;)i++,r>>=1;return l.remainingLength{if(l.remainingLength<1)return null;const n=oe(l);if(n===0)return null;let i=1,r=128;for(;(n&r)===0;)i++,r>>=1;if(l.remainingLength{if(n<1||n>8)throw new Error("Bad unsigned int size "+n);let i=0;for(let r=0;r{if(n<1)throw new Error("Bad unsigned int size "+n);let i=0n;for(let r=0;r{const n=T0(l);return n===null||l.remainingLength{if(l.remainingLength<1)return null;if(oe(l)===255)return;l.skip(-1);const i=ys(l);if(i===null)return null;if(i!==72057594037927940)return i},Qn=l=>{C(l.remainingLength>=fn);const n=If(l);if(n===null)return null;const i=v0(l);return i===null?null:{id:n,size:i}},nr=(l,n)=>{const i=fe(l,n);let r=0;for(;r{const i=fe(l,n);let r=0;for(;r{if(n===0)return 0;if(n!==4&&n!==8)throw new Error("Bad float size "+n);return n===4?tT(l):G0(l)},uf=async(l,n,i,r)=>{const o=new Set(i);let u=n;for(;r===null||uu?r:u,found:!1}},w0=async(l,n,i,r)=>{const u=new Set(i);let c=n;for(;c{let i=(l.hasVideo?"video/":l.hasAudio?"audio/":"application/")+(l.isWebM?"webm":"x-matroska");if(l.codecStrings.length>0){const r=[...new Set(l.codecStrings.filter(Boolean))];i+=`; codecs="${r.join(", ")}"`}return i};var Yn;(function(l){l[l.None=0]="None",l[l.Xiph=1]="Xiph",l[l.FixedSize=2]="FixedSize",l[l.Ebml=3]="Ebml"})(Yn||(Yn={}));var uo;(function(l){l[l.Block=1]="Block",l[l.Private=2]="Private",l[l.Next=4]="Next"})(uo||(uo={}));var Ss;(function(l){l[l.Zlib=0]="Zlib",l[l.Bzlib=1]="Bzlib",l[l.lzo1x=2]="lzo1x",l[l.HeaderStripping=3]="HeaderStripping"})(Ss||(Ss={}));const Wu=[{id:K.SeekHead,flag:"seekHeadSeen"},{id:K.Info,flag:"infoSeen"},{id:K.Tracks,flag:"tracksSeen"},{id:K.Cues,flag:"cuesSeen"}],x0=10*2**20;class BS extends ta{constructor(n){super(n),this.readMetadataPromise=null,this.segments=[],this.currentSegment=null,this.currentTrack=null,this.currentCluster=null,this.currentBlock=null,this.currentBlockAdditional=null,this.currentCueTime=null,this.currentDecodingInstruction=null,this.currentTagTargetIsMovie=!0,this.currentSimpleTagName=null,this.currentAttachedFile=null,this.isWebM=!1,this.reader=n._reader}async getTrackBackings(){return await this.readMetadata(),this.segments.flatMap(n=>n.tracks.map(i=>i.trackBacking))}async getMimeType(){await this.readMetadata();const n=await this.getTrackBackings(),i=await Promise.all(n.map(r=>r.getDecoderConfig().then(o=>o?.codec??null)));return PS({isWebM:this.isWebM,hasVideo:this.segments.some(r=>r.tracks.some(o=>o.info?.type==="video")),hasAudio:this.segments.some(r=>r.tracks.some(o=>o.info?.type==="audio")),codecStrings:i.filter(Boolean)})}async getMetadataTags(){await this.readMetadata();for(const i of this.segments)i.metadataTagsCollected||(this.reader.fileSize!==null&&await this.loadSegmentMetadata(i),i.metadataTagsCollected=!0);let n={};for(const i of this.segments)n={...n,...i.metadataTags};return n}readMetadata(){return this.readMetadataPromise??=(async()=>{let n=0;for(;;){let i=this.reader.requestSliceRange(n,fn,Zn);if(i instanceof Promise&&(i=await i),!i)break;const r=Qn(i);if(!r)break;const o=r.id;let u=r.size;const c=i.filePos;if(o===K.EBML){Ea(u);let d=this.reader.requestSlice(c,u);if(d instanceof Promise&&(d=await d),!d)break;this.readContiguousElements(d)}else if(o===K.Segment){if(await this.readSegment(c,u),u===void 0||this.reader.fileSize===null)break}else if(o===K.Cluster){if(this.reader.fileSize===null)break;u===void 0&&(u=(await uf(this.reader,c,to,this.reader.fileSize)).pos-c);const d=Zt(this.segments);d&&(d.elementEndPos=c+u)}Ea(u),n=c+u}})()}async readSegment(n,i){this.currentSegment={seekHeadSeen:!1,infoSeen:!1,tracksSeen:!1,cuesSeen:!1,tagsSeen:!1,attachmentsSeen:!1,timestampScale:-1,timestampFactor:-1,duration:-1,seekEntries:[],tracks:[],cuePoints:[],dataStartPos:n,elementEndPos:i===void 0?null:n+i,clusterSeekStartPos:n,lastReadCluster:null,metadataTags:{},metadataTagsCollected:!1},this.segments.push(this.currentSegment);let r=n;for(;this.currentSegment.elementEndPos===null||rw.id===y);if(T!==-1){const w=Wu[T].flag;this.currentSegment[w]=!0,Ea(g);let S=this.reader.requestSlice(b,g);S instanceof Promise&&(S=await S),S&&this.readContiguousElements(S)}else if(y===K.Tags||y===K.Attachments){y===K.Tags?this.currentSegment.tagsSeen=!0:this.currentSegment.attachmentsSeen=!0,Ea(g);let w=this.reader.requestSlice(b,g);w instanceof Promise&&(w=await w),w&&this.readContiguousElements(w)}else if(y===K.Cluster){this.currentSegment.clusterSeekStartPos=m;break}if(g===void 0)break;r=b+g}if(this.currentSegment.seekEntries.sort((d,m)=>d.segmentPosition-m.segmentPosition),this.reader.fileSize!==null)for(const d of this.currentSegment.seekEntries){const m=Wu.find(w=>w.id===d.id);if(!m||this.currentSegment[m.flag])continue;let p=this.reader.requestSliceRange(n+d.segmentPosition,fn,Zn);if(p instanceof Promise&&(p=await p),!p)continue;const y=Qn(p);if(!y)continue;const{id:g,size:b}=y;if(g!==m.id)continue;Ea(b),this.currentSegment[m.flag]=!0;let T=this.reader.requestSlice(p.filePos,b);T instanceof Promise&&(T=await T),T&&this.readContiguousElements(T)}this.currentSegment.timestampScale===-1&&(this.currentSegment.timestampScale=1e6,this.currentSegment.timestampFactor=1e9/1e6);for(const d of this.currentSegment.tracks)d.defaultDurationNs!==null&&(d.defaultDuration=this.currentSegment.timestampFactor*d.defaultDurationNs/1e9);const o=new Map(this.currentSegment.tracks.map(d=>[d.id,d]));for(const d of this.currentSegment.cuePoints){const m=o.get(d.trackId);m&&m.cuePoints.push(d)}for(const d of this.currentSegment.tracks){d.cuePoints.sort((m,p)=>m.time-p.time);for(let m=0;mc&&(c=d.cuePoints.length,u=d);for(const d of this.currentSegment.tracks)d.cuePoints.length===0&&(d.cuePoints=u.cuePoints);this.currentSegment=null}async readCluster(n,i){if(i.lastReadCluster?.elementStartPos===n)return i.lastReadCluster;let r=this.reader.requestSliceRange(n,fn,Zn);r instanceof Promise&&(r=await r),C(r);const o=n,u=Qn(r);C(u);const c=u.id;C(c===K.Cluster);let d=u.size;const m=r.filePos;d===void 0&&(d=(await uf(this.reader,m,to,i.elementEndPos)).pos-m);let p=this.reader.requestSlice(m,d);p instanceof Promise&&(p=await p);const y={segment:i,elementStartPos:o,elementEndPos:m+d,dataStartPos:m,timestamp:-1,trackData:new Map};if(this.currentCluster=y,p){const g=this.readContiguousElements(p,to);y.elementEndPos=g}for(const[,g]of y.trackData){const b=g.track;C(g.blocks.length>0);let T=!1;for(let x=0;x({timestamp:x.timestamp,blockIndex:P})).sort((x,P)=>x.timestamp-P.timestamp);for(let x=0;x({timestamp:x.timestamp,blockIndex:P})).sort((x,P)=>x.timestamp-P.timestamp));const w=g.blocks[g.presentationTimestamps[0].blockIndex],S=g.blocks[Zt(g.presentationTimestamps).blockIndex];g.startTimestamp=w.timestamp,g.endTimestamp=S.timestamp+S.duration;const E=Oe(b.clusterPositionCache,g.startTimestamp,x=>x.startTimestamp);(E===-1||b.clusterPositionCache[E].elementStartPos!==o)&&b.clusterPositionCache.splice(E+1,0,{elementStartPos:y.elementStartPos,startTimestamp:g.startTimestamp})}return i.lastReadCluster=y,y}getTrackDataInCluster(n,i){let r=n.trackData.get(i);if(!r){const o=n.segment.tracks.find(u=>u.id===i);if(!o)return null;r={track:o,startTimestamp:0,endTimestamp:0,firstKeyFrameTimestamp:null,blocks:[],presentationTimestamps:[]},n.trackData.set(i,r)}return r}expandLacedBlocks(n,i){for(let r=0;r=fn;){const r=n.filePos;if(!this.traverseElement(n,i))return r}return n.filePos}traverseElement(n,i){const r=Qn(n);if(!r||i&&i.includes(r.id))return!1;const{id:o,size:u}=r,c=n.filePos;switch(Ea(u),o){case K.DocType:this.isWebM=nr(n,u)==="webm";break;case K.Seek:{if(!this.currentSegment)break;const d={id:-1,segmentPosition:-1};this.currentSegment.seekEntries.push(d),this.readContiguousElements(n.slice(c,u)),(d.id===-1||d.segmentPosition===-1)&&this.currentSegment.seekEntries.pop()}break;case K.SeekID:{const d=this.currentSegment?.seekEntries[this.currentSegment.seekEntries.length-1];if(!d)break;d.id=ve(n,u)}break;case K.SeekPosition:{const d=this.currentSegment?.seekEntries[this.currentSegment.seekEntries.length-1];if(!d)break;d.segmentPosition=ve(n,u)}break;case K.TimestampScale:{if(!this.currentSegment)break;this.currentSegment.timestampScale=ve(n,u),this.currentSegment.timestampFactor=1e9/this.currentSegment.timestampScale}break;case K.Duration:{if(!this.currentSegment)break;this.currentSegment.duration=Zu(n,u)}break;case K.TrackEntry:{if(!this.currentSegment||(this.currentTrack={id:-1,segment:this.currentSegment,demuxer:this,clusterPositionCache:[],cuePoints:[],disposition:{...ea,primary:!1},trackBacking:null,codecId:null,codecPrivate:null,defaultDuration:null,defaultDurationNs:null,name:null,languageCode:"eng",hasLanguageBcp47:!1,decodingInstructions:[],info:null},this.readContiguousElements(n.slice(c,u)),!this.currentTrack))break;if(this.currentTrack.decodingInstructions.some(d=>d.data?.type!=="decompress"||d.scope!==uo.Block||d.data.algorithm!==Ss.HeaderStripping)&&(ke._warn(`Track #${this.currentTrack.id} has an unsupported content encoding; dropping.`),this.currentTrack=null),this.currentTrack&&this.currentTrack.id!==-1&&this.currentTrack.codecId&&this.currentTrack.info){const d=this.currentTrack.codecId.indexOf("/"),m=d===-1?this.currentTrack.codecId:this.currentTrack.codecId.slice(0,d);if(this.currentTrack.info.type==="video"&&this.currentTrack.info.width!==-1&&this.currentTrack.info.height!==-1){if(this.currentTrack.info.squarePixelWidth=this.currentTrack.info.width,this.currentTrack.info.squarePixelHeight=this.currentTrack.info.height,this.currentTrack.info.displayWidth!==null&&this.currentTrack.info.displayHeight!==null){const y=this.currentTrack.info.displayWidth*this.currentTrack.info.height,g=this.currentTrack.info.displayHeight*this.currentTrack.info.width;y>0&&g>0&&(y>g?this.currentTrack.info.squarePixelWidth=Math.round(this.currentTrack.info.width*y/g):this.currentTrack.info.squarePixelHeight=Math.round(this.currentTrack.info.height*g/y))}if(this.currentTrack.codecId===Yt.avc)this.currentTrack.info.codec="avc",this.currentTrack.info.codecDescription=this.currentTrack.codecPrivate;else if(this.currentTrack.codecId===Yt.hevc)this.currentTrack.info.codec="hevc",this.currentTrack.info.codecDescription=this.currentTrack.codecPrivate;else if(m===Yt.vp8)this.currentTrack.info.codec="vp8";else if(m===Yt.vp9)this.currentTrack.info.codec="vp9";else if(m===Yt.av1)this.currentTrack.info.codec="av1";else if(m===Yt.prores){const y=this.currentTrack.codecPrivate?Mt.decode(this.currentTrack.codecPrivate):"";Cf.includes(y)&&(this.currentTrack.info.codec="prores",this.currentTrack.info.proresFormat=y)}const p=this.currentTrack;this.currentTrack.trackBacking=new DS(p),this.currentSegment.tracks.push(this.currentTrack)}else if(this.currentTrack.info.type==="audio"){m===Yt.aac?(this.currentTrack.info.codec="aac",this.currentTrack.info.aacCodecInfo={isMpeg2:this.currentTrack.codecId.includes("MPEG2"),objectType:null},this.currentTrack.info.codecDescription=this.currentTrack.codecPrivate):this.currentTrack.codecId===Yt.mp3?this.currentTrack.info.codec="mp3":m===Yt.opus?(this.currentTrack.info.codec="opus",this.currentTrack.info.codecDescription=this.currentTrack.codecPrivate,this.currentTrack.info.sampleRate=po):m===Yt.vorbis?(this.currentTrack.info.codec="vorbis",this.currentTrack.info.codecDescription=this.currentTrack.codecPrivate):m===Yt.flac?(this.currentTrack.info.codec="flac",this.currentTrack.info.codecDescription=this.currentTrack.codecPrivate):m===Yt.ac3?(this.currentTrack.info.codec="ac3",this.currentTrack.info.codecDescription=this.currentTrack.codecPrivate):m===Yt.eac3?(this.currentTrack.info.codec="eac3",this.currentTrack.info.codecDescription=this.currentTrack.codecPrivate):this.currentTrack.codecId==="A_PCM/INT/LIT"?this.currentTrack.info.bitDepth===8?this.currentTrack.info.codec="pcm-u8":this.currentTrack.info.bitDepth===16?this.currentTrack.info.codec="pcm-s16":this.currentTrack.info.bitDepth===24?this.currentTrack.info.codec="pcm-s24":this.currentTrack.info.bitDepth===32&&(this.currentTrack.info.codec="pcm-s32"):this.currentTrack.codecId==="A_PCM/INT/BIG"?this.currentTrack.info.bitDepth===8?this.currentTrack.info.codec="pcm-u8":this.currentTrack.info.bitDepth===16?this.currentTrack.info.codec="pcm-s16be":this.currentTrack.info.bitDepth===24?this.currentTrack.info.codec="pcm-s24be":this.currentTrack.info.bitDepth===32&&(this.currentTrack.info.codec="pcm-s32be"):this.currentTrack.codecId==="A_PCM/FLOAT/IEEE"&&(this.currentTrack.info.bitDepth===32?this.currentTrack.info.codec="pcm-f32":this.currentTrack.info.bitDepth===64&&(this.currentTrack.info.codec="pcm-f64"));const p=this.currentTrack;this.currentTrack.trackBacking=new IS(p),this.currentSegment.tracks.push(this.currentTrack)}}this.currentTrack=null}break;case K.TrackNumber:{if(!this.currentTrack)break;this.currentTrack.id=ve(n,u)}break;case K.TrackType:{if(!this.currentTrack)break;const d=ve(n,u);d===1?this.currentTrack.info={type:"video",width:-1,height:-1,displayWidth:null,displayHeight:null,displayUnit:null,squarePixelWidth:-1,squarePixelHeight:-1,rotation:0,codec:null,codecDescription:null,colorSpace:null,alphaMode:!1,proresFormat:null}:d===2&&(this.currentTrack.info={type:"audio",numberOfChannels:1,sampleRate:8e3,bitDepth:-1,codec:null,codecDescription:null,aacCodecInfo:null})}break;case K.FlagEnabled:{if(!this.currentTrack)break;ve(n,u)||(this.currentTrack=null)}break;case K.FlagDefault:{if(!this.currentTrack)break;this.currentTrack.disposition.default=!!ve(n,u)}break;case K.FlagForced:{if(!this.currentTrack)break;this.currentTrack.disposition.forced=!!ve(n,u)}break;case K.FlagOriginal:{if(!this.currentTrack)break;this.currentTrack.disposition.original=!!ve(n,u)}break;case K.FlagHearingImpaired:{if(!this.currentTrack)break;this.currentTrack.disposition.hearingImpaired=!!ve(n,u)}break;case K.FlagVisualImpaired:{if(!this.currentTrack)break;this.currentTrack.disposition.visuallyImpaired=!!ve(n,u)}break;case K.FlagCommentary:{if(!this.currentTrack)break;this.currentTrack.disposition.commentary=!!ve(n,u)}break;case K.CodecID:{if(!this.currentTrack)break;this.currentTrack.codecId=nr(n,u)}break;case K.CodecPrivate:{if(!this.currentTrack)break;this.currentTrack.codecPrivate=fe(n,u)}break;case K.DefaultDuration:{if(!this.currentTrack)break;this.currentTrack.defaultDurationNs=ve(n,u)}break;case K.Name:{if(!this.currentTrack)break;this.currentTrack.name=os(n,u)}break;case K.Language:{if(!this.currentTrack||this.currentTrack.hasLanguageBcp47)break;this.currentTrack.languageCode=nr(n,u),Vg(this.currentTrack.languageCode)||(this.currentTrack.languageCode=_t)}break;case K.LanguageBCP47:{if(!this.currentTrack)break;const m=nr(n,u).split("-")[0];m?this.currentTrack.languageCode=m:this.currentTrack.languageCode=_t,this.currentTrack.hasLanguageBcp47=!0}break;case K.Video:{if(this.currentTrack?.info?.type!=="video")break;this.readContiguousElements(n.slice(c,u))}break;case K.PixelWidth:{if(this.currentTrack?.info?.type!=="video")break;this.currentTrack.info.width=ve(n,u)}break;case K.PixelHeight:{if(this.currentTrack?.info?.type!=="video")break;this.currentTrack.info.height=ve(n,u)}break;case K.DisplayWidth:{if(this.currentTrack?.info?.type!=="video")break;this.currentTrack.info.displayWidth=ve(n,u)}break;case K.DisplayHeight:{if(this.currentTrack?.info?.type!=="video")break;this.currentTrack.info.displayHeight=ve(n,u)}break;case K.DisplayUnit:{if(this.currentTrack?.info?.type!=="video")break;this.currentTrack.info.displayUnit=ve(n,u)}break;case K.AlphaMode:{if(this.currentTrack?.info?.type!=="video")break;this.currentTrack.info.alphaMode=ve(n,u)===1}break;case K.Colour:{if(this.currentTrack?.info?.type!=="video")break;this.currentTrack.info.colorSpace={},this.readContiguousElements(n.slice(c,u))}break;case K.MatrixCoefficients:{if(this.currentTrack?.info?.type!=="video"||!this.currentTrack.info.colorSpace)break;const d=ve(n,u),m=so[d]??null;this.currentTrack.info.colorSpace.matrix=m}break;case K.Range:{if(this.currentTrack?.info?.type!=="video"||!this.currentTrack.info.colorSpace)break;this.currentTrack.info.colorSpace.fullRange=ve(n,u)===2}break;case K.TransferCharacteristics:{if(this.currentTrack?.info?.type!=="video"||!this.currentTrack.info.colorSpace)break;const d=ve(n,u),m=ro[d]??null;this.currentTrack.info.colorSpace.transfer=m}break;case K.Primaries:{if(this.currentTrack?.info?.type!=="video"||!this.currentTrack.info.colorSpace)break;const d=ve(n,u),m=io[d]??null;this.currentTrack.info.colorSpace.primaries=m}break;case K.Projection:{if(this.currentTrack?.info?.type!=="video")break;this.readContiguousElements(n.slice(c,u))}break;case K.ProjectionPoseRoll:{if(this.currentTrack?.info?.type!=="video")break;const m=-Zu(n,u);try{this.currentTrack.info.rotation=Mg(m)}catch{}}break;case K.Audio:{if(this.currentTrack?.info?.type!=="audio")break;this.readContiguousElements(n.slice(c,u))}break;case K.SamplingFrequency:{if(this.currentTrack?.info?.type!=="audio")break;this.currentTrack.info.sampleRate=Zu(n,u)}break;case K.Channels:{if(this.currentTrack?.info?.type!=="audio")break;this.currentTrack.info.numberOfChannels=ve(n,u)}break;case K.BitDepth:{if(this.currentTrack?.info?.type!=="audio")break;this.currentTrack.info.bitDepth=ve(n,u)}break;case K.CuePoint:{if(!this.currentSegment)break;this.readContiguousElements(n.slice(c,u)),this.currentCueTime=null}break;case K.CueTime:this.currentCueTime=ve(n,u);break;case K.CueTrackPositions:{if(this.currentCueTime===null)break;C(this.currentSegment);const d={time:this.currentCueTime,trackId:-1,clusterPosition:-1};this.currentSegment.cuePoints.push(d),this.readContiguousElements(n.slice(c,u)),(d.trackId===-1||d.clusterPosition===-1)&&this.currentSegment.cuePoints.pop()}break;case K.CueTrack:{const d=this.currentSegment?.cuePoints[this.currentSegment.cuePoints.length-1];if(!d)break;d.trackId=ve(n,u)}break;case K.CueClusterPosition:{const d=this.currentSegment?.cuePoints[this.currentSegment.cuePoints.length-1];if(!d)break;C(this.currentSegment),d.clusterPosition=this.currentSegment.dataStartPos+ve(n,u)}break;case K.Timestamp:{if(!this.currentCluster)break;this.currentCluster.timestamp=ve(n,u)}break;case K.SimpleBlock:{if(!this.currentCluster)break;const d=ys(n);if(d===null)break;const m=this.getTrackDataInCluster(this.currentCluster,d);if(!m)break;const p=gf(n),y=oe(n),g=y>>1&3;let b=!!(y&128);m.track.info?.type==="audio"&&m.track.info.codec&&(b=!0);const T=fe(n,u-(n.filePos-c)),w=m.track.decodingInstructions.length>0;m.blocks.push({timestamp:p,duration:0,isKeyFrame:b,data:T,lacing:g,decoded:!w,postProcessed:!1,mainAdditional:null})}break;case K.BlockGroup:{if(!this.currentCluster)break;this.readContiguousElements(n.slice(c,u)),this.currentBlock=null}break;case K.Block:{if(!this.currentCluster)break;const d=ys(n);if(d===null)break;const m=this.getTrackDataInCluster(this.currentCluster,d);if(!m)break;const p=gf(n),g=oe(n)>>1&3,b=fe(n,u-(n.filePos-c)),T=m.track.decodingInstructions.length>0;this.currentBlock={timestamp:p,duration:0,isKeyFrame:!0,data:b,lacing:g,decoded:!T,postProcessed:!1,mainAdditional:null},m.blocks.push(this.currentBlock)}break;case K.BlockAdditions:this.readContiguousElements(n.slice(c,u));break;case K.BlockMore:{if(!this.currentBlock)break;this.currentBlockAdditional={addId:1,data:null},this.readContiguousElements(n.slice(c,u)),this.currentBlockAdditional.data&&this.currentBlockAdditional.addId===1&&(this.currentBlock.mainAdditional=this.currentBlockAdditional.data),this.currentBlockAdditional=null}break;case K.BlockAdditional:{if(!this.currentBlockAdditional)break;this.currentBlockAdditional.data=fe(n,u)}break;case K.BlockAddID:{if(!this.currentBlockAdditional)break;this.currentBlockAdditional.addId=ve(n,u)}break;case K.BlockDuration:{if(!this.currentBlock)break;this.currentBlock.duration=ve(n,u)}break;case K.ReferenceBlock:{if(!this.currentBlock)break;this.currentBlock.isKeyFrame=!1}break;case K.Tag:this.currentTagTargetIsMovie=!0,this.readContiguousElements(n.slice(c,u));break;case K.Targets:this.readContiguousElements(n.slice(c,u));break;case K.TargetTypeValue:ve(n,u)!==50&&(this.currentTagTargetIsMovie=!1);break;case K.TagTrackUID:case K.TagEditionUID:case K.TagChapterUID:case K.TagAttachmentUID:this.currentTagTargetIsMovie=!1;break;case K.SimpleTag:{if(!this.currentTagTargetIsMovie)break;this.currentSimpleTagName=null,this.readContiguousElements(n.slice(c,u))}break;case K.TagName:this.currentSimpleTagName=os(n,u);break;case K.TagString:{if(!this.currentSimpleTagName)break;const d=os(n,u);this.processTagValue(this.currentSimpleTagName,d)}break;case K.TagBinary:{if(!this.currentSimpleTagName)break;const d=fe(n,u);this.processTagValue(this.currentSimpleTagName,d)}break;case K.AttachedFile:{if(!this.currentSegment)break;this.currentAttachedFile={fileUid:null,fileName:null,fileMediaType:null,fileData:null,fileDescription:null},this.readContiguousElements(n.slice(c,u));const d=this.currentSegment.metadataTags;if(this.currentAttachedFile.fileUid&&this.currentAttachedFile.fileData&&(d.raw??={},d.raw[this.currentAttachedFile.fileUid.toString()]=new Yb(this.currentAttachedFile.fileData,this.currentAttachedFile.fileMediaType??void 0,this.currentAttachedFile.fileName??void 0,this.currentAttachedFile.fileDescription??void 0)),this.currentAttachedFile.fileMediaType?.startsWith("image/")&&this.currentAttachedFile.fileData){const m=this.currentAttachedFile.fileName;let p="unknown";if(m){const y=m.toLowerCase();y.startsWith("cover.")?p="coverFront":y.startsWith("back.")&&(p="coverBack")}d.images??=[],d.images.push({data:this.currentAttachedFile.fileData,mimeType:this.currentAttachedFile.fileMediaType,kind:p,name:this.currentAttachedFile.fileName??void 0,description:this.currentAttachedFile.fileDescription??void 0})}this.currentAttachedFile=null}break;case K.FileUID:{if(!this.currentAttachedFile)break;this.currentAttachedFile.fileUid=AS(n,u)}break;case K.FileName:{if(!this.currentAttachedFile)break;this.currentAttachedFile.fileName=os(n,u)}break;case K.FileMediaType:{if(!this.currentAttachedFile)break;this.currentAttachedFile.fileMediaType=nr(n,u)}break;case K.FileData:{if(!this.currentAttachedFile)break;this.currentAttachedFile.fileData=fe(n,u)}break;case K.FileDescription:{if(!this.currentAttachedFile)break;this.currentAttachedFile.fileDescription=os(n,u)}break;case K.ContentEncodings:{if(!this.currentTrack)break;this.readContiguousElements(n.slice(c,u)),this.currentTrack.decodingInstructions.sort((d,m)=>m.order-d.order)}break;case K.ContentEncoding:this.currentDecodingInstruction={order:0,scope:uo.Block,data:null},this.readContiguousElements(n.slice(c,u)),this.currentDecodingInstruction.data&&this.currentTrack.decodingInstructions.push(this.currentDecodingInstruction),this.currentDecodingInstruction=null;break;case K.ContentEncodingOrder:{if(!this.currentDecodingInstruction)break;this.currentDecodingInstruction.order=ve(n,u)}break;case K.ContentEncodingScope:{if(!this.currentDecodingInstruction)break;this.currentDecodingInstruction.scope=ve(n,u)}break;case K.ContentCompression:{if(!this.currentDecodingInstruction)break;this.currentDecodingInstruction.data={type:"decompress",algorithm:Ss.Zlib,settings:null},this.readContiguousElements(n.slice(c,u))}break;case K.ContentCompAlgo:{if(this.currentDecodingInstruction?.data?.type!=="decompress")break;this.currentDecodingInstruction.data.algorithm=ve(n,u)}break;case K.ContentCompSettings:{if(this.currentDecodingInstruction?.data?.type!=="decompress")break;this.currentDecodingInstruction.data.settings=fe(n,u)}break;case K.ContentEncryption:{if(!this.currentDecodingInstruction)break;this.currentDecodingInstruction.data={type:"decrypt"}}break}return n.filePos=c+u,!0}decodeBlockData(n,i){C(n.decodingInstructions.length>0);let r=i;for(const o of n.decodingInstructions)switch(C(o.data),o.data.type){case"decompress":switch(o.data.algorithm){case Ss.HeaderStripping:if(o.data.settings&&o.data.settings.length>0){const u=o.data.settings,c=new Uint8Array(u.length+r.length);c.set(u,0),c.set(r,u.length),r=c}break}break}return r}processTagValue(n,i){if(!this.currentSegment?.metadataTags)return;const r=this.currentSegment.metadataTags;if(r.raw??={},r.raw[n]??=i,typeof i=="string")switch(n.toLowerCase()){case"title":r.title??=i;break;case"description":r.description??=i;break;case"artist":r.artist??=i;break;case"album":r.album??=i;break;case"album_artist":r.albumArtist??=i;break;case"genre":r.genre??=i;break;case"comment":r.comment??=i;break;case"lyrics":r.lyrics??=i;break;case"date":{const o=new Date(i);Number.isNaN(o.getTime())||(r.date??=o)}break;case"track_number":case"part_number":{const o=i.split("/"),u=Number.parseInt(o[0],10),c=o[1]&&Number.parseInt(o[1],10);Number.isInteger(u)&&u>0&&(r.trackNumber??=u),c&&Number.isInteger(c)&&c>0&&(r.tracksTotal??=c)}break;case"disc_number":case"disc":{const o=i.split("/"),u=Number.parseInt(o[0],10),c=o[1]&&Number.parseInt(o[1],10);Number.isInteger(u)&&u>0&&(r.discNumber??=u),c&&Number.isInteger(c)&&c>0&&(r.discsTotal??=c)}break}}}class C0{constructor(n){this.internalTrack=n,this.packetToClusterLocation=new WeakMap}getId(){return this.internalTrack.id}getNumber(){const n=this.internalTrack.demuxer,i=this.internalTrack.trackBacking.getType();let r=0;for(const o of n.segments)for(const u of o.tracks)if(u.trackBacking.getType()===i&&r++,u===this.internalTrack)break;return r}getCodec(){throw new Error("Not implemented on base class.")}getInternalCodecId(){return this.internalTrack.codecId}getName(){return this.internalTrack.name}getLanguageCode(){return this.internalTrack.languageCode}getTimeResolution(){return this.internalTrack.segment.timestampFactor}isRelativeToUnixEpoch(){return!1}getUnixTimeForTimestamp(){return null}getDisposition(){return this.internalTrack.disposition}getPairingMask(){return 1n}getBitrate(){return null}getAverageBitrate(){return null}async getDurationFromMetadata(){const n=this.internalTrack.segment;if(n.duration<=0)return null;let i=n.duration/n.timestampFactor;const r=await this.getFirstPacket({metadataOnly:!0});return i+=r?.timestamp??0,i}async getLiveRefreshInterval(){return null}async getFirstPacket(n){return this.performClusterLookup(null,i=>i.trackData.get(this.internalTrack.id)?{blockIndex:0,correctBlockFound:!0}:{blockIndex:-1,correctBlockFound:!1},-1/0,1/0,n)}intoTimescale(n){return Cs(n*this.internalTrack.segment.timestampFactor)}async getPacket(n,i){const r=this.intoTimescale(n);return this.performClusterLookup(null,o=>{const u=o.trackData.get(this.internalTrack.id);if(!u)return{blockIndex:-1,correctBlockFound:!1};const c=Oe(u.presentationTimestamps,r,p=>p.timestamp),d=c!==-1?u.presentationTimestamps[c].blockIndex:-1,m=c!==-1&&r{if(o===r.cluster){const u=o.trackData.get(this.internalTrack.id);if(r.blockIndex+1{const u=o.trackData.get(this.internalTrack.id);if(!u)return{blockIndex:-1,correctBlockFound:!1};const c=Sf(u.presentationTimestamps,p=>u.blocks[p.blockIndex].isKeyFrame&&p.timestamp<=r),d=c!==-1?u.presentationTimestamps[c].blockIndex:-1,m=c!==-1&&r{if(o===r.cluster){const c=o.trackData.get(this.internalTrack.id).blocks.findIndex((d,m)=>d.isKeyFrame&&m>r.blockIndex);if(c!==-1)return{blockIndex:c,correctBlockFound:!0}}else{const u=o.trackData.get(this.internalTrack.id);if(u&&u.firstKeyFrameTimestamp!==null){const c=u.blocks.findIndex(d=>d.isKeyFrame);return C(c!==-1),{blockIndex:c,correctBlockFound:!0}}}return{blockIndex:-1,correctBlockFound:!1}},-1/0,1/0,i)}async fetchPacketInCluster(n,i,r){if(i===-1)return null;const u=n.trackData.get(this.internalTrack.id).blocks[i];if(C(u),u.decoded||(u.data=this.internalTrack.demuxer.decodeBlockData(this.internalTrack,u.data),u.decoded=!0),!u.postProcessed){if(this.internalTrack.info?.codec==="prores"&&!(u.data.length>=8&&u.data[4]===105&&u.data[5]===99&&u.data[6]===112&&u.data[7]===102)){const b=new Uint8Array(u.data.length+8);Re(b).setUint32(0,b.length,!1),b[4]=105,b[5]=99,b[6]=112,b[7]=102,b.set(u.data,8),u.data=b}u.postProcessed=!0}const c=r.metadataOnly?Wt:u.data,d=u.timestamp/this.internalTrack.segment.timestampFactor,m=u.duration/this.internalTrack.segment.timestampFactor,p={};u.mainAdditional&&this.internalTrack.info?.type==="video"&&this.internalTrack.info.alphaMode&&(p.alpha=r.metadataOnly?Wt:u.mainAdditional,p.alphaByteLength=u.mainAdditional.byteLength);const y=new dt(c,u.isKeyFrame?"key":"delta",d,m,n.dataStartPos+i,u.data.byteLength,p);return this.packetToClusterLocation.set(y,{cluster:n,blockIndex:i}),y}async performClusterLookup(n,i,r,o,u){const{demuxer:c,segment:d}=this.internalTrack;let m=null,p=null,y=-1;if(n){const{blockIndex:x,correctBlockFound:P}=i(n);if(P)return this.fetchPacketInCluster(n,x,u);x!==-1&&(p=n,y=x)}const g=Oe(this.internalTrack.cuePoints,r,x=>x.time),b=g!==-1?this.internalTrack.cuePoints[g]:null,T=Oe(this.internalTrack.clusterPositionCache,r,x=>x.startTimestamp),w=T!==-1?this.internalTrack.clusterPositionCache[T]:null,S=Math.max(b?.clusterPosition??0,w?.elementStartPos??0)||null;let E;for(n?S===null||n.elementStartPos>=S?(E=n.elementEndPos,m=n):E=S:E=S??d.clusterSeekStartPos;d.elementEndPos===null||E<=d.elementEndPos-fn;){if(m){const H=m.trackData.get(this.internalTrack.id);if(H&&H.startTimestamp>o)break}let x=c.reader.requestSliceRange(E,fn,Zn);if(x instanceof Promise&&(x=await x),!x)break;const P=E,_=Qn(x);if(!_||!As.includes(_.id)&&_.id!==K.Void){const H=await w0(c.reader,P,As,Math.min(d.elementEndPos??1/0,P+x0));if(H){E=H;continue}else break}const D=_.id;let B=_.size;const z=x.filePos;if(D===K.Cluster){m=await c.readCluster(P,d),B=m.elementEndPos-z;const{blockIndex:H,correctBlockFound:R}=i(m);if(R)return this.fetchPacketInCluster(m,H,u);H!==-1&&(p=m,y=H)}B===void 0&&(C(D!==K.Cluster),B=(await uf(c.reader,z,to,d.elementEndPos)).pos-z);const L=z+B;if(d.elementEndPos===null){let H=c.reader.requestSliceRange(L,fn,Zn);if(H instanceof Promise&&(H=await H),!H)break;if(If(H)===K.Segment){d.elementEndPos=L;break}}E=L}if(b&&(!p||p.elementStartPos{let n=null;(this.internalTrack.info.codec==="vp9"||this.internalTrack.info.codec==="av1"||this.internalTrack.info.codec==="avc"&&!this.internalTrack.info.codecDescription||this.internalTrack.info.codec==="hevc"&&!this.internalTrack.info.codecDescription)&&(n=await this.getFirstPacket({}));const r={codec:_f({width:this.internalTrack.info.width,height:this.internalTrack.info.height,codec:this.internalTrack.info.codec,codecDescription:this.internalTrack.info.codecDescription,colorSpace:this.internalTrack.info.colorSpace,avcType:1,avcCodecInfo:this.internalTrack.info.codec==="avc"&&n?t0(n.data):null,hevcCodecInfo:this.internalTrack.info.codec==="hevc"&&n?r0(n.data):null,vp9CodecInfo:this.internalTrack.info.codec==="vp9"&&n?s0(n.data):null,av1CodecInfo:this.internalTrack.info.codec==="av1"&&n?o0(n.data):null,proresFormat:this.internalTrack.info.proresFormat}),codedWidth:this.internalTrack.info.width,codedHeight:this.internalTrack.info.height,description:this.internalTrack.info.codecDescription??void 0,colorSpace:this.internalTrack.info.colorSpace??void 0};return(this.internalTrack.info.width!==this.internalTrack.info.squarePixelWidth||this.internalTrack.info.height!==this.internalTrack.info.squarePixelHeight)&&(r.displayAspectWidth=this.internalTrack.info.squarePixelWidth,r.displayAspectHeight=this.internalTrack.info.squarePixelHeight),r})():null}}class IS extends C0{constructor(n){super(n),this.decoderConfig=null,this.internalTrack=n}getType(){return"audio"}getCodec(){return this.internalTrack.info.codec}getNumberOfChannels(){return this.internalTrack.info.numberOfChannels}getSampleRate(){return this.internalTrack.info.sampleRate}async getDecoderConfig(){return this.internalTrack.info.codec?this.decoderConfig??={codec:Ef({codec:this.internalTrack.info.codec,codecDescription:this.internalTrack.info.codecDescription,aacCodecInfo:this.internalTrack.info.aacCodecInfo}),numberOfChannels:this.internalTrack.info.numberOfChannels,sampleRate:this.internalTrack.info.sampleRate,description:this.internalTrack.info.codecDescription??void 0}:null}}const ff=async(l,n,i,r=null)=>{let u=n;for(;i===null||u=ri;){const m=d.filePos,p=$(d),y=l.fileSize!==null?l.fileSize-u:null,g=Af(p,y);if(g.header&&(!r||g.header.sampleRate===r.sampleRate&&g.header.mpegVersionId===r.mpegVersionId&&g.header.layer===r.layer&&Es(g.header.channel)===Es(r.channel)))return{header:g.header,startPos:u};d.filePos=m+g.bytesAdvanced,u=d.filePos}}return null};class RS extends ta{constructor(n){super(n),this.metadataPromise=null,this.firstFrameHeader=null,this.firstFrameHeaderPos=null,this.loadedSamples=[],this.metadataTags=null,this.xingData=null,this.trackBackings=[],this.readingMutex=new ho,this.lastSampleLoaded=!1,this.lastLoadedPos=0,this.nextTimestampInSamples=0,this.reader=n._reader}async readMetadata(){return this.metadataPromise??=(async()=>{for(;!this.firstFrameHeader&&!this.lastSampleLoaded;)await this.advanceReader();if(!this.firstFrameHeader)throw new Error("No valid MP3 frame found.");this.trackBackings=[new OS(this)]})()}async advanceReader(){if(this.lastLoadedPos===0)for(;;){let d=this.reader.requestSlice(this.lastLoadedPos,dn);if(d instanceof Promise&&(d=await d),!d){this.lastSampleLoaded=!0;return}const m=$n(d);if(!m)break;this.lastLoadedPos=d.filePos+m.size}const n=await ff(this.reader,this.lastLoadedPos,this.reader.fileSize,this.firstFrameHeader);if(!n){this.lastSampleLoaded=!0;return}const i=n.header;this.lastLoadedPos=n.startPos+i.totalSize-1;const r=Jg(i.mpegVersionId,i.channel);let o=this.reader.requestSlice(n.startPos+r,4);if(o instanceof Promise&&(o=await o),o){const d=$(o);if(d===Zg||d===Wg){if(!this.xingData){let p=this.reader.requestSlice(n.startPos+r+4,12);if(p instanceof Promise&&(p=await p),p){const y=fe(p,12),g=Re(y),b=g.getUint32(0,!1);this.xingData={frameCount:b&oo.FrameCount?g.getUint32(4,!1):null,fileSize:b&oo.FileSize?g.getUint32(8,!1):null}}}return}}this.firstFrameHeader||(this.firstFrameHeader=i,this.firstFrameHeaderPos=n.startPos);const u=i.audioSamplesInFrame/this.firstFrameHeader.sampleRate,c={timestamp:this.nextTimestampInSamples/this.firstFrameHeader.sampleRate,duration:u,dataStart:n.startPos,dataSize:i.totalSize};this.loadedSamples.push(c),this.nextTimestampInSamples+=i.audioSamplesInFrame}async getMimeType(){return"audio/mpeg"}async getTrackBackings(){return await this.readMetadata(),this.trackBackings}async getMetadataTags(){const n=await this.readingMutex.acquire();try{if(await this.readMetadata(),this.metadataTags)return this.metadataTags;this.metadataTags={};let i=0,r=!1;for(;;){let o=this.reader.requestSlice(i,dn);if(o instanceof Promise&&(o=await o),!o)break;const u=$n(o);if(!u)break;r=!0;let c=this.reader.requestSlice(o.filePos,u.size);if(c instanceof Promise&&(c=await c),!c)break;vo(c,u,this.metadataTags),i=o.filePos+u.size}if(!r&&this.reader.fileSize!==null&&this.reader.fileSize>=ao){let o=this.reader.requestSlice(this.reader.fileSize-ao,ao);o instanceof Promise&&(o=await o),C(o),Je(o,3)==="TAG"&&nT(o,this.metadataTags)}return this.metadataTags}finally{n()}}}class OS{constructor(n){this.demuxer=n}getType(){return"audio"}getId(){return 1}getNumber(){return 1}getTimeResolution(){return C(this.demuxer.firstFrameHeader),this.demuxer.firstFrameHeader.sampleRate/this.demuxer.firstFrameHeader.audioSamplesInFrame}isRelativeToUnixEpoch(){return!1}getUnixTimeForTimestamp(){return null}getPairingMask(){return 1n}getBitrate(){return null}getAverageBitrate(){return null}async getDurationFromMetadata(){const n=this.demuxer;if(C(n.firstFrameHeader!==null),C(n.firstFrameHeaderPos!==null),n.xingData){if(n.xingData.frameCount!==null)return n.xingData.frameCount*n.firstFrameHeader.audioSamplesInFrame/n.firstFrameHeader.sampleRate}else if(n.reader.fileSize!==null){const i=$b(n.firstFrameHeader.lowSamplingFrequency,n.firstFrameHeader.layer,n.firstFrameHeader.bitrate,n.firstFrameHeader.sampleRate),r=(n.reader.fileSize-n.firstFrameHeaderPos)/i;return Math.round(r)*n.firstFrameHeader.audioSamplesInFrame/n.firstFrameHeader.sampleRate}return null}async getLiveRefreshInterval(){return null}getName(){return null}getLanguageCode(){return _t}getCodec(){return"mp3"}getInternalCodecId(){return null}getNumberOfChannels(){return C(this.demuxer.firstFrameHeader),Es(this.demuxer.firstFrameHeader.channel)}getSampleRate(){return C(this.demuxer.firstFrameHeader),this.demuxer.firstFrameHeader.sampleRate}getDisposition(){return{...ea}}async getDecoderConfig(){return C(this.demuxer.firstFrameHeader),{codec:"mp3",numberOfChannels:Es(this.demuxer.firstFrameHeader.channel),sampleRate:this.demuxer.firstFrameHeader.sampleRate}}async getPacketAtIndex(n,i){if(n===-1)return null;const r=this.demuxer.loadedSamples[n];if(!r)return null;let o;if(i.metadataOnly)o=Wt;else{let u=this.demuxer.reader.requestSlice(r.dataStart,r.dataSize);if(u instanceof Promise&&(u=await u),!u)return null;o=fe(u,r.dataSize)}return new dt(o,"key",r.timestamp,r.duration,n,r.dataSize)}getFirstPacket(n){return this.getPacketAtIndex(0,n)}async getNextPacket(n,i){const r=await this.demuxer.readingMutex.acquire();try{const o=Bs(this.demuxer.loadedSamples,n.timestamp,c=>c.timestamp);if(o===-1)throw new Error("Packet was not created from this track.");const u=o+1;for(;u>=this.demuxer.loadedSamples.length&&!this.demuxer.lastSampleLoaded;)await this.demuxer.advanceReader();return this.getPacketAtIndex(u,i)}finally{r()}}async getPacket(n,i){const r=await this.demuxer.readingMutex.acquire();try{for(;;){const o=Oe(this.demuxer.loadedSamples,n,u=>u.timestamp);if(o===-1&&this.demuxer.loadedSamples.length>0)return null;if(this.demuxer.lastSampleLoaded)return this.getPacketAtIndex(o,i);if(o>=0&&o+1>>0&4294967295}const MS=l=>{const n=Re(l),i=n.getUint32(22,!0);n.setUint32(22,0,!0);let r=0;for(let o=0;o>>24^u])>>>0}return n.setUint32(22,i,!0),r},NS=(l,n,i)=>{let r=0,o=null;if(l.length>0)if(n.codec==="vorbis"){C(n.vorbisInfo);const u=n.vorbisInfo.modeBlockflags.length,d=(1<>1;if(m>=n.vorbisInfo.modeBlockflags.length)throw new Error("Invalid mode number.");let p=i;const y=n.vorbisInfo.modeBlockflags[m];if(o=n.vorbisInfo.blocksizes[y],y===1){const g=(d|1)+1,b=l[0]&g?1:0;p=n.vorbisInfo.blocksizes[b]}r=p!==null?p+o>>2:0}else n.codec==="opus"&&(r=uS(l).durationInSamples);return{durationInSamples:r,vorbisBlockSize:o}},US=l=>{let n="audio/ogg";if(l.codecStrings){const i=[...new Set(l.codecStrings)];n+=`; codecs="${i.join(", ")}"`}return n};const ni=27,ur=282,FS=ur+65025,Ts=l=>{const n=l.filePos;if(rr(l)!==_0)return null;l.skip(1);const r=oe(l),o=eT(l),u=rr(l),c=rr(l),d=rr(l),m=oe(l),p=new Uint8Array(m);for(let T=0;TT+w,0),b=y+g;return{headerStartPos:n,totalSize:b,dataStartPos:n+y,dataSize:g,headerType:r,granulePosition:o,serialNumber:u,sequenceNumber:c,checksum:d,lacingValues:p}},qS=(l,n)=>{for(;l.filePos>>8&255,u=i>>>16&255,c=i>>>24&255,d=79;if(!(r!==d&&o!==d&&u!==d&&c!==d)){if(l.skip(-4),i===_0)return!0;l.skip(1)}}return!1};class HS extends ta{constructor(n){super(n),this.metadataPromise=null,this.bitstreams=[],this.trackBackings=[],this.metadataTags={},this.reader=n._reader}async readMetadata(){return this.metadataPromise??=(async()=>{let n=0;for(;;){let i=this.reader.requestSliceRange(n,ni,ur);if(i instanceof Promise&&(i=await i),!i)break;const r=Ts(i);if(!r||!!!(r.headerType&2))break;this.bitstreams.push({serialNumber:r.serialNumber,bosPage:r,description:null,numberOfChannels:-1,sampleRate:-1,codecInfo:{codec:null,vorbisInfo:null,opusInfo:null},lastMetadataPacket:null}),n=r.headerStartPos+r.totalSize}for(const i of this.bitstreams){const r=await this.readPacket(i.bosPage,0);r&&(r.data.byteLength>=7&&r.data[0]===1&&r.data[1]===118&&r.data[2]===111&&r.data[3]===114&&r.data[4]===98&&r.data[5]===105&&r.data[6]===115?await this.readVorbisMetadata(r,i):r.data.byteLength>=8&&r.data[0]===79&&r.data[1]===112&&r.data[2]===117&&r.data[3]===115&&r.data[4]===72&&r.data[5]===101&&r.data[6]===97&&r.data[7]===100&&await this.readOpusMetadata(r,i),i.codecInfo.codec!==null&&this.trackBackings.push(new LS(i,this)))}})()}async readVorbisMetadata(n,i){let r=await this.findNextPacketStart(n);if(!r)return;const o=await this.readPacket(r.startPage,r.startSegmentIndex);if(!o||(r=await this.findNextPacketStart(o),!r))return;const u=await this.readPacket(r.startPage,r.startSegmentIndex);if(!u||o.data[0]!==3||u.data[0]!==5)return;const c=[],d=g=>{for(;c.push(Math.min(255,g)),!(g<255);)g-=255};d(n.data.length),d(o.data.length);const m=new Uint8Array(1+c.length+n.data.length+o.data.length+u.data.length);m[0]=2,m.set(c,1),m.set(n.data,1+c.length),m.set(o.data,1+c.length+n.data.length),m.set(u.data,1+c.length+n.data.length+o.data.length),i.codecInfo.codec="vorbis",i.description=m,i.lastMetadataPacket=u;const p=Re(n.data);i.numberOfChannels=p.getUint8(11),i.sampleRate=p.getUint32(12,!0);const y=p.getUint8(28);i.codecInfo.vorbisInfo={blocksizes:[1<<(y&15),1<<(y>>4)],modeBlockflags:fS(u.data).modeBlockflags},lf(o.data.subarray(7),this.metadataTags)}async readOpusMetadata(n,i){const r=await this.findNextPacketStart(n);if(!r)return;const o=await this.readPacket(r.startPage,r.startSegmentIndex);if(!o)return;i.codecInfo.codec="opus",i.description=n.data,i.lastMetadataPacket=o;const u=oS(n.data);i.numberOfChannels=u.outputChannelCount,i.sampleRate=po,i.codecInfo.opusInfo={preSkip:u.preSkip},lf(o.data.subarray(8),this.metadataTags)}async readPacket(n,i){C(ig+b.length,0);if(m===0)return null;const p=new Uint8Array(m);let y=0;for(let g=0;gi.getDecoderConfig().then(r=>r?.codec??null)));return US({codecStrings:n.filter(Boolean)})}async getTrackBackings(){return await this.readMetadata(),this.trackBackings}async getMetadataTags(){return await this.readMetadata(),this.metadataTags}}class LS{constructor(n,i){this.bitstream=n,this.demuxer=i,this.encodedPacketToMetadata=new WeakMap,this.sequentialScanCache=[],this.sequentialScanMutex=new ho,this.internalSampleRate=n.codecInfo.codec==="opus"?po:n.sampleRate}getType(){return"audio"}getId(){return this.bitstream.serialNumber}getNumber(){const n=this.demuxer.trackBackings.findIndex(i=>i.bitstream===this.bitstream);return C(n!==-1),n+1}getNumberOfChannels(){return this.bitstream.numberOfChannels}getSampleRate(){return this.bitstream.sampleRate}getTimeResolution(){return this.bitstream.sampleRate}isRelativeToUnixEpoch(){return!1}getUnixTimeForTimestamp(){return null}getPairingMask(){return 1n}getBitrate(){return null}getAverageBitrate(){return null}async getDurationFromMetadata(){return null}async getLiveRefreshInterval(){return null}getCodec(){return this.bitstream.codecInfo.codec}getInternalCodecId(){return null}async getDecoderConfig(){return C(this.bitstream.codecInfo.codec),{codec:this.bitstream.codecInfo.codec,numberOfChannels:this.bitstream.numberOfChannels,sampleRate:this.bitstream.sampleRate,description:this.bitstream.description??void 0}}getName(){return null}getLanguageCode(){return _t}getDisposition(){return{...ea,primary:!1}}granulePositionToTimestampInSamples(n){return this.bitstream.codecInfo.codec==="opus"?(C(this.bitstream.codecInfo.opusInfo),n-this.bitstream.codecInfo.opusInfo.preSkip):n}createEncodedPacketFromOggPacket(n,i,r){if(!n)return null;const{durationInSamples:o,vorbisBlockSize:u}=NS(n.data,this.bitstream.codecInfo,i.vorbisLastBlocksize),c=new dt(r.metadataOnly?Wt:n.data,"key",Math.max(0,i.timestampInSamples)/this.internalSampleRate,o/this.internalSampleRate,n.endPage.headerStartPos+n.endSegmentIndex,n.data.byteLength);return this.encodedPacketToMetadata.set(c,{packet:n,timestampInSamples:i.timestampInSamples,durationInSamples:o,vorbisLastBlockSize:i.vorbisLastBlocksize,vorbisBlockSize:u}),c}async getFirstPacket(n){C(this.bitstream.lastMetadataPacket);const i=await this.demuxer.findNextPacketStart(this.bitstream.lastMetadataPacket);if(!i)return null;let r=0;this.bitstream.codecInfo.codec==="opus"&&(C(this.bitstream.codecInfo.opusInfo),r-=this.bitstream.codecInfo.opusInfo.preSkip);const o=await this.demuxer.readPacket(i.startPage,i.startSegmentIndex);return this.createEncodedPacketFromOggPacket(o,{timestampInSamples:r,vorbisLastBlocksize:null},n)}async getNextPacket(n,i){const r=this.encodedPacketToMetadata.get(n);if(!r)throw new Error("Packet was not created from this track.");const o=await this.demuxer.findNextPacketStart(r.packet);if(!o)return null;const u=r.timestampInSamples+r.durationInSamples,c=await this.demuxer.readPacket(o.startPage,o.startSegmentIndex);return this.createEncodedPacketFromOggPacket(c,{timestampInSamples:u,vorbisLastBlocksize:r.vorbisBlockSize},i)}async getPacket(n,i){if(this.demuxer.reader.fileSize===null)return this.getPacketSequential(n,i);const r=Cs(n*this.internalSampleRate);if(r===0)return this.getFirstPacket(i);if(r<0)return null;C(this.bitstream.lastMetadataPacket);const o=await this.demuxer.findNextPacketStart(this.bitstream.lastMetadataPacket);if(!o)return null;let u=o.startPage,c=this.demuxer.reader.fileSize;const d=[u];e:for(;u.headerStartPos+u.totalSizer?c=R.headerStartPos:(u=R,d.push(R));continue e}}let m=o.startPage;for(const P of d){if(P.granulePosition===u.granulePosition)break;(!m||P.headerStartPos>m.headerStartPos)&&(m=P)}let p=m;const y=[p];for(;!(p.serialNumber===this.bitstream.serialNumber&&p.granulePosition===u.granulePosition);){const P=p.headerStartPos+p.totalSize;let _=this.demuxer.reader.requestSliceRange(P,ni,ur);_ instanceof Promise&&(_=await _),C(_);const D=Ts(_);C(D),p=D,p.serialNumber===this.bitstream.serialNumber&&y.push(p)}C(p.granulePosition!==-1);let g=null,b,T,w=p,S=0;if(p.headerStartPos===o.startPage.headerStartPos)b=this.granulePositionToTimestampInSamples(0),T=!0,g=0;else{b=0,T=!1;for(let D=p.lacingValues.length-1;D>=0;D--)if(p.lacingValues[D]<255){g=D+1;break}if(g===null)throw new Error("Invalid page with granule position: no packets end on this page.");S=g-1;const P={data:Wt,endPage:w,endSegmentIndex:S};if(await this.demuxer.findNextPacketStart(P)){const D=cg(y,p,g);C(D);const B=og(y,D.page,D.segmentIndex);B&&(p=B.page,g=B.segmentIndex)}else for(;;){const D=cg(y,p,g);if(!D)break;const B=og(y,D.page,D.segmentIndex);if(!B)break;if(p=B.page,g=B.segmentIndex,D.page.headerStartPos!==w.headerStartPos){w=D.page,S=D.segmentIndex;break}}}let E=null,x=null;for(;p!==null;){C(g!==null);const P=await this.demuxer.readPacket(p,g);if(!P)break;if(!(p.headerStartPos===o.startPage.headerStartPos&&gr||Math.max(z.timestampInSamples,0)===r))break}const D=await this.demuxer.findNextPacketStart(P);if(!D)break;p=D.startPage,g=D.startSegmentIndex}return E}async getPacketSequential(n,i){const r=await this.sequentialScanMutex.acquire();try{const o=Cs(n*this.internalSampleRate);n=o/this.internalSampleRate;const u=Oe(this.sequentialScanCache,o,m=>m.timestampInSamples);let c;if(u!==-1){const m=this.sequentialScanCache[u];c=this.createEncodedPacketFromOggPacket(m.packet,{timestampInSamples:m.timestampInSamples,vorbisLastBlocksize:m.vorbisLastBlockSize},i)}else c=await this.getFirstPacket(i);let d=0;for(;c&&c.timestampn)break;if(c=m,d++,d===100){d=0;const p=this.encodedPacketToMetadata.get(c);C(p),this.sequentialScanCache.length>0&&C(Zt(this.sequentialScanCache).timestampInSamples<=p.timestampInSamples),this.sequentialScanCache.push(p)}}return c}finally{r()}}getKeyPacket(n,i){return this.getPacket(n,i)}getNextKeyPacket(n,i){return this.getNextPacket(n,i)}}const og=(l,n,i)=>{let r=n,o=i;e:for(;;){for(o--,o;o>=0;o--)if(r.lacingValues[o]<255){o++;break e}if(C(o===-1),!(r.headerType&1)){o=0;break}const c=Hg(l,d=>d.headerStartPos{if(i>0)return{page:n,segmentIndex:i-1};const r=Hg(l,o=>o.headerStartPos{let n=this.reader.requestSlice(0,12);n instanceof Promise&&(n=await n),C(n);const i=Je(n,4),r=i!=="RIFX",o=i==="RF64",u=Da(n,r);let c=o?this.reader.fileSize:Math.min(u+8,this.reader.fileSize??1/0);if(Je(n,4)!=="WAVE")throw new Error("Invalid WAVE file - wrong format");let m=0,p=null,y=n.filePos;for(;c===null||y=18&&u!==357){const y=hs(o,r),g=i-18;if(Math.min(g,y)>=22&&u===xt.EXTENSIBLE){o.skip(6);const T=fe(o,16);u=T[0]|T[1]<<8}}if((u===xt.MULAW||u===xt.ALAW)&&(p=8),u!==xt.PCM&&u!==xt.IEEE_FLOAT&&u!==xt.ALAW&&u!==xt.MULAW)throw new Error(`Unsupported WAVE codec (format tag ${u}). Only integer/float PCM, A-law, and μ-law are supported.`);if(u===xt.PCM&&![8,16,24,32].includes(p))throw new Error(`Unsupported WAVE PCM bit depth (${p}). Only 8, 16, 24, and 32 bits are supported.`);if(u===xt.IEEE_FLOAT&&![32,64].includes(p))throw new Error(`Unsupported WAVE float bit depth (${p}). Only 32 and 64 bits are supported.`);this.audioInfo={format:u,numberOfChannels:c,sampleRate:d,sampleSizeInBytes:Math.ceil(p/8),blockSizeInBytes:m}}async parseListChunk(n,i,r){let o=this.reader.requestSlice(n,i);if(o instanceof Promise&&(o=await o),!o)return;const u=Je(o,4);if(u!=="INFO"&&u!=="INF0")return;let c=o.filePos;for(;c<=n+i-8;){o.filePos=c;const d=Je(o,4),m=Da(o,r),p=fe(o,m);let y=0;for(let b=0;b0&&(this.metadataTags.trackNumber??=T),w&&Number.isInteger(w)&&w>0&&(this.metadataTags.tracksTotal??=w)}break;case"ICRD":case"IDIT":{const b=new Date(g);Number.isNaN(b.getTime())||(this.metadataTags.date??=b)}break;case"YEAR":{const b=Number.parseInt(g,10);Number.isInteger(b)&&b>0&&(this.metadataTags.date??=new Date(b,0,1))}break;case"IGNR":case"GENR":this.metadataTags.genre??=g;break;case"ICMT":case"CMNT":case"COMM":this.metadataTags.comment??=g;break}c+=8+m+(m&1)}}async parseId3Chunk(n,i){let r=this.reader.requestSlice(n,i);if(r instanceof Promise&&(r=await r),!r)return;const o=$n(r);if(o){const u=i-dn;if(o.size=Math.min(o.size,u),o.size>0){const c=r.slice(n+dn,o.size);vo(c,o,this.metadataTags)}}}getCodec(){if(C(this.audioInfo),this.audioInfo.format===xt.MULAW)return"ulaw";if(this.audioInfo.format===xt.ALAW)return"alaw";if(this.audioInfo.format===xt.PCM){if(this.audioInfo.sampleSizeInBytes===1)return"pcm-u8";if(this.audioInfo.sampleSizeInBytes===2)return"pcm-s16";if(this.audioInfo.sampleSizeInBytes===3)return"pcm-s24";if(this.audioInfo.sampleSizeInBytes===4)return"pcm-s32"}if(this.audioInfo.format===xt.IEEE_FLOAT){if(this.audioInfo.sampleSizeInBytes===4)return"pcm-f32";if(this.audioInfo.sampleSizeInBytes===8)return"pcm-f64"}C(!1)}async getMimeType(){return"audio/wav"}async getTrackBackings(){return await this.readMetadata(),this.trackBackings}async getMetadataTags(){return await this.readMetadata(),this.metadataTags}}const Ki=2048;class jS{constructor(n){this.demuxer=n}getType(){return"audio"}getId(){return 1}getNumber(){return 1}getCodec(){return this.demuxer.getCodec()}getInternalCodecId(){return C(this.demuxer.audioInfo),this.demuxer.audioInfo.format}async getDecoderConfig(){const n=this.demuxer.getCodec();return n?(C(this.demuxer.audioInfo),{codec:n,numberOfChannels:this.demuxer.audioInfo.numberOfChannels,sampleRate:this.demuxer.audioInfo.sampleRate}):null}getNumberOfChannels(){return C(this.demuxer.audioInfo),this.demuxer.audioInfo.numberOfChannels}getSampleRate(){return C(this.demuxer.audioInfo),this.demuxer.audioInfo.sampleRate}getTimeResolution(){return C(this.demuxer.audioInfo),this.demuxer.audioInfo.sampleRate}isRelativeToUnixEpoch(){return!1}getUnixTimeForTimestamp(){return null}getPairingMask(){return 1n}getBitrate(){return null}getAverageBitrate(){return null}async getDurationFromMetadata(){return C(this.demuxer.dataSize!==-1),this.demuxer.dataSize/this.demuxer.audioInfo.blockSizeInBytes/this.demuxer.audioInfo.sampleRate}async getLiveRefreshInterval(){return null}getName(){return null}getLanguageCode(){return _t}getDisposition(){return{...ea}}async getPacketAtIndex(n,i){C(n>=0),C(this.demuxer.audioInfo);const r=n*Ki*this.demuxer.audioInfo.blockSizeInBytes;if(r>=this.demuxer.dataSize)return null;const o=Math.min(Ki*this.demuxer.audioInfo.blockSizeInBytes,this.demuxer.dataSize-r);if(this.demuxer.reader.fileSize===null){let m=this.demuxer.reader.requestSlice(this.demuxer.dataStart+r,o);if(m instanceof Promise&&(m=await m),!m)return null}let u;if(i.metadataOnly)u=Wt;else{let m=this.demuxer.reader.requestSlice(this.demuxer.dataStart+r,o);m instanceof Promise&&(m=await m),C(m),u=fe(m,o)}const c=n*Ki/this.demuxer.audioInfo.sampleRate,d=o/this.demuxer.audioInfo.blockSizeInBytes/this.demuxer.audioInfo.sampleRate;return this.demuxer.lastKnownPacketIndex=Math.max(n,this.demuxer.lastKnownPacketIndex),new dt(u,"key",c,d,n,o)}getFirstPacket(n){return this.getPacketAtIndex(0,n)}async getPacket(n,i){C(this.demuxer.audioInfo);const r=Math.floor(Math.min(n*this.demuxer.audioInfo.sampleRate/Ki,(this.demuxer.dataSize-1)/(Ki*this.demuxer.audioInfo.blockSizeInBytes)));if(r<0)return null;const o=await this.getPacketAtIndex(r,i);if(o)return o;if(r===0)return null;C(this.demuxer.reader.fileSize===null);let u=await this.getPacketAtIndex(this.demuxer.lastKnownPacketIndex,i);for(;u;){const c=await this.getNextPacket(u,i);if(!c)break;u=c}return u}getNextPacket(n,i){C(this.demuxer.audioInfo);const r=Math.round(n.timestamp*this.demuxer.audioInfo.sampleRate/Ki);return this.getPacketAtIndex(r+1,i)}getKeyPacket(n,i){return this.getPacket(n,i)}getNextKeyPacket(n,i){return this.getNextPacket(n,i)}}const df=7,fr=9,Ps=l=>{const n=l.filePos,i=fe(l,9),r=new Me(i);if(r.readBits(12)!==4095||(r.skipBits(1),r.readBits(2)!==0))return null;const c=r.readBits(1),d=r.readBits(2)+1,m=r.readBits(4);if(m===15)return null;r.skipBits(1);const p=r.readBits(3);if(p===0)throw new Error("ADTS frames with channel configuration 0 are not supported.");r.skipBits(1),r.skipBits(1),r.skipBits(1),r.skipBits(1);const y=r.readBits(13);r.skipBits(11);const g=r.readBits(2)+1;if(g!==1)throw new Error("ADTS frames with more than one AAC frame are not supported.");let b=null;return c===1?l.filePos-=2:b=r.readBits(16),{objectType:d,samplingFrequencyIndex:m,channelConfiguration:p,frameLength:y,numberOfAacFrames:g,crcCheck:b,startPos:n}};const fo=1024;class XS extends ta{constructor(n){super(n),this.metadataPromise=null,this.firstFrameHeader=null,this.loadedSamples=[],this.metadataTags=null,this.trackBackings=[],this.readingMutex=new ho,this.lastSampleLoaded=!1,this.lastLoadedPos=0,this.nextTimestampInSamples=0,this.reader=n._reader}async readMetadata(){return this.metadataPromise??=(async()=>{for(;!this.firstFrameHeader&&!this.lastSampleLoaded;)await this.advanceReader();C(this.firstFrameHeader),this.trackBackings=[new GS(this)]})()}async advanceReader(){if(this.lastLoadedPos===0)for(;;){let c=this.reader.requestSlice(this.lastLoadedPos,dn);if(c instanceof Promise&&(c=await c),!c){this.lastSampleLoaded=!0;return}const d=$n(c);if(!d)break;this.lastLoadedPos=c.filePos+d.size}let n=this.reader.requestSliceRange(this.lastLoadedPos,df,fr);if(n instanceof Promise&&(n=await n),!n){this.lastSampleLoaded=!0;return}const i=Ps(n);if(!i){this.lastSampleLoaded=!0;return}if(this.reader.fileSize!==null&&i.startPos+i.frameLength>this.reader.fileSize){this.lastSampleLoaded=!0;return}this.firstFrameHeader||(this.firstFrameHeader=i);const r=_s[i.samplingFrequencyIndex];C(r!==void 0);const o=fo/r,u={timestamp:this.nextTimestampInSamples/r,duration:o,dataStart:i.startPos,dataSize:i.frameLength};this.loadedSamples.push(u),this.nextTimestampInSamples+=fo,this.lastLoadedPos=i.startPos+i.frameLength}async getMimeType(){return"audio/aac"}async getTrackBackings(){return await this.readMetadata(),this.trackBackings}async getMetadataTags(){const n=await this.readingMutex.acquire();try{if(await this.readMetadata(),this.metadataTags)return this.metadataTags;this.metadataTags={};let i=0;for(;;){let r=this.reader.requestSlice(i,dn);if(r instanceof Promise&&(r=await r),!r)break;const o=$n(r);if(!o)break;let u=this.reader.requestSlice(r.filePos,o.size);if(u instanceof Promise&&(u=await u),!u)break;vo(u,o,this.metadataTags),i=r.filePos+o.size}return this.metadataTags}finally{n()}}}class GS{constructor(n){this.demuxer=n}getType(){return"audio"}getId(){return 1}getNumber(){return 1}getTimeResolution(){return this.getSampleRate()/fo}isRelativeToUnixEpoch(){return!1}getUnixTimeForTimestamp(){return null}getPairingMask(){return 1n}getBitrate(){return null}getAverageBitrate(){return null}async getDurationFromMetadata(){return null}async getLiveRefreshInterval(){return null}getName(){return null}getLanguageCode(){return _t}getCodec(){return"aac"}getInternalCodecId(){return C(this.demuxer.firstFrameHeader),this.demuxer.firstFrameHeader.objectType}getNumberOfChannels(){C(this.demuxer.firstFrameHeader);const n=xf[this.demuxer.firstFrameHeader.channelConfiguration];return C(n!==void 0),n}getSampleRate(){C(this.demuxer.firstFrameHeader);const n=_s[this.demuxer.firstFrameHeader.samplingFrequencyIndex];return C(n!==void 0),n}getDisposition(){return{...ea}}async getDecoderConfig(){return C(this.demuxer.firstFrameHeader),{codec:`mp4a.40.${this.demuxer.firstFrameHeader.objectType}`,numberOfChannels:this.getNumberOfChannels(),sampleRate:this.getSampleRate()}}async getPacketAtIndex(n,i){if(n===-1)return null;const r=this.demuxer.loadedSamples[n];if(!r)return null;let o;if(i.metadataOnly)o=Wt;else{let u=this.demuxer.reader.requestSlice(r.dataStart,r.dataSize);if(u instanceof Promise&&(u=await u),!u)return null;o=fe(u,r.dataSize)}return new dt(o,"key",r.timestamp,r.duration,n,r.dataSize)}getFirstPacket(n){return this.getPacketAtIndex(0,n)}async getNextPacket(n,i){const r=await this.demuxer.readingMutex.acquire();try{const o=Bs(this.demuxer.loadedSamples,n.timestamp,c=>c.timestamp);if(o===-1)throw new Error("Packet was not created from this track.");const u=o+1;for(;u>=this.demuxer.loadedSamples.length&&!this.demuxer.lastSampleLoaded;)await this.demuxer.advanceReader();return this.getPacketAtIndex(u,i)}finally{r()}}async getPacket(n,i){const r=await this.demuxer.readingMutex.acquire();try{for(;;){const o=Oe(this.demuxer.loadedSamples,n,u=>u.timestamp);if(o===-1&&this.demuxer.loadedSamples.length>0)return null;if(this.demuxer.lastSampleLoaded)return this.getPacketAtIndex(o,i);if(o>=0&&o+1l===0?null:l===1?192:l>=2&&l<=5?144*2**l:l===6?"uncommon-u8":l===7?"uncommon-u16":l>=8&&l<=15?2**l:null,YS=(l,n)=>{switch(l){case 0:return n;case 1:return 88200;case 2:return 176400;case 3:return 192e3;case 4:return 8e3;case 5:return 16e3;case 6:return 22050;case 7:return 24e3;case 8:return 32e3;case 9:return 44100;case 10:return 48e3;case 11:return 96e3;case 12:return"uncommon-u8";case 13:return"uncommon-u16";case 14:return"uncommon-u16-10";default:return null}},QS=l=>{let n=0;const i=new Me(fe(l,1));for(;i.readBits(1)===1;)n++;if(n===0)return i.readBits(7);const r=[],o=n-1,u=new Me(fe(l,o)),c=8-n-1;for(let m=0;mm|p<{if(n==="uncommon-u16")return it(l)+1;if(n==="uncommon-u8")return oe(l)+1;if(typeof n=="number")return n;xs(n),C(!1)},WS=(l,n)=>n==="uncommon-u16"?it(l):n==="uncommon-u16-10"?it(l)*10:n==="uncommon-u8"?oe(l):typeof n=="number"?n:null,JS=l=>{let i=0;for(const r of l){i^=r;for(let o=0;o<8;o++)(i&128)!==0?i=i<<1^7:i<<=1,i&=255}return i};class $S extends ta{constructor(n){super(n),this.loadedSamples=[],this.metadataPromise=null,this.trackBacking=null,this.metadataTags={},this.audioInfo=null,this.lastLoadedPos=null,this.blockingBit=null,this.readingMutex=new ho,this.lastSampleLoaded=!1,this.reader=n._reader}async getMetadataTags(){return await this.readMetadata(),this.metadataTags}async getTrackBackings(){return await this.readMetadata(),C(this.trackBacking),[this.trackBacking]}async getMimeType(){return"audio/flac"}async readMetadata(){return this.metadataPromise??=(async()=>{let n=0;for(;;){let i=this.reader.requestSlice(n,dn);if(i instanceof Promise&&(i=await i),!i){this.lastSampleLoaded=!0;return}const r=$n(i);if(!r)break;let o=this.reader.requestSlice(i.filePos,r.size);o instanceof Promise&&(o=await o),C(o),vo(o,r,this.metadataTags),n=i.filePos+r.size}for(n+=4;this.reader.fileSize===null||ny.end-r)return{num:g.num,blockSize:g.blockSize,sampleRate:g.sampleRate,size:y.end-n,isLastFrame:!0};if(oe(y)===255){const T=y.filePos,w=oe(y),S=this.blockingBit===1?249:248;if(w!==S){y.filePos=T;continue}y.skip(-2);const E=y.filePos-n,x=this.readFlacFrameHeader({slice:y,isFirstPacket:!1});if(!x){y.filePos=T;continue}if(this.blockingBit===0){if(x.num-g.num!==1){y.filePos=T;continue}}else if(x.num-g.num!==g.blockSize){y.filePos=T;continue}return{num:g.num,blockSize:g.blockSize,sampleRate:g.sampleRate,size:E,isLastFrame:!1}}}}readFlacFrameHeader({slice:n,isFirstPacket:i}){const r=n.filePos,o=fe(n,4),u=new Me(o);if(u.readBits(15)!==32764)return null;if(this.blockingBit===null){C(i);const E=u.readBits(1);this.blockingBit=E}else if(this.blockingBit===1){if(C(!i),u.readBits(1)!==1)return null}else if(this.blockingBit===0){if(C(!i),u.readBits(1)!==0)return null}else throw new Error("Invalid blocking bit");const d=KS(u.readBits(4));if(!d)return null;C(this.audioInfo);const m=YS(u.readBits(4),this.audioInfo.sampleRate);if(!m||(u.readBits(4),u.readBits(3),u.readBits(1)!==0))return null;const y=QS(n),g=ZS(n,d),b=WS(n,m);if(b===null||b!==this.audioInfo.sampleRate)return null;const T=n.filePos-r,w=oe(n);n.skip(-T),n.skip(-1);const S=JS(fe(n,T));return w!==S?null:{num:y,blockSize:g,sampleRate:b}}async advanceReader(){await this.readMetadata(),C(this.lastLoadedPos!==null),C(this.audioInfo);const n=this.lastLoadedPos,i=await this.readNextFlacFrame({startPos:n,isFirstPacket:this.loadedSamples.length===0});if(!i){this.lastSampleLoaded=!0;return}const r=this.loadedSamples[this.loadedSamples.length-1],u={blockOffset:r?r.blockOffset+r.blockSize:0,blockSize:i.blockSize,byteOffset:n,byteSize:i.size};if(this.lastLoadedPos=this.lastLoadedPos+i.size,this.loadedSamples.push(u),i.isLastFrame){this.lastSampleLoaded=!0;return}}}class e1{constructor(n){this.demuxer=n}getType(){return"audio"}getId(){return 1}getNumber(){return 1}getCodec(){return"flac"}getInternalCodecId(){return null}getNumberOfChannels(){return C(this.demuxer.audioInfo),this.demuxer.audioInfo.numberOfChannels}getSampleRate(){return C(this.demuxer.audioInfo),this.demuxer.audioInfo.sampleRate}getName(){return null}getLanguageCode(){return _t}getTimeResolution(){return C(this.demuxer.audioInfo),this.demuxer.audioInfo.sampleRate}isRelativeToUnixEpoch(){return!1}getUnixTimeForTimestamp(){return null}getPairingMask(){return 1n}getBitrate(){return null}getAverageBitrate(){return null}async getDurationFromMetadata(){return C(this.demuxer.audioInfo),this.demuxer.audioInfo.totalSamples===0?null:this.demuxer.audioInfo.totalSamples/this.demuxer.audioInfo.sampleRate}async getLiveRefreshInterval(){return null}getDisposition(){return{...ea}}async getDecoderConfig(){return C(this.demuxer.audioInfo),{codec:"flac",numberOfChannels:this.demuxer.audioInfo.numberOfChannels,sampleRate:this.demuxer.audioInfo.sampleRate,description:this.demuxer.audioInfo.description}}async getPacket(n,i){if(C(this.demuxer.audioInfo),n<0)return null;const r=await this.demuxer.readingMutex.acquire();try{for(;;){const o=Oe(this.demuxer.loadedSamples,n,m=>m.blockOffset/this.demuxer.audioInfo.sampleRate);if(o===-1){await this.demuxer.advanceReader();continue}const u=this.demuxer.loadedSamples[o],c=u.blockOffset/this.demuxer.audioInfo.sampleRate,d=u.blockSize/this.demuxer.audioInfo.sampleRate;if(c+d<=n){if(this.demuxer.lastSampleLoaded)return this.getPacketAtIndex(this.demuxer.loadedSamples.length-1,i);await this.demuxer.advanceReader();continue}return this.getPacketAtIndex(o,i)}}finally{r()}}async getNextPacket(n,i){const r=await this.demuxer.readingMutex.acquire();try{const o=n.sequenceNumber+1;if(this.demuxer.lastSampleLoaded&&o>=this.demuxer.loadedSamples.length)return null;for(;o>=this.demuxer.loadedSamples.length&&!this.demuxer.lastSampleLoaded;)await this.demuxer.advanceReader();return this.getPacketAtIndex(o,i)}finally{r()}}getKeyPacket(n,i){return this.getPacket(n,i)}getNextKeyPacket(n,i){return this.getNextPacket(n,i)}async getPacketAtIndex(n,i){const r=this.demuxer.loadedSamples[n];if(!r)return null;let o;if(i.metadataOnly)o=Wt;else{let d=this.demuxer.reader.requestSlice(r.byteOffset,r.byteSize);if(d instanceof Promise&&(d=await d),!d)return null;o=fe(d,r.byteSize)}C(this.demuxer.audioInfo);const u=r.blockOffset/this.demuxer.audioInfo.sampleRate,c=r.blockSize/this.demuxer.audioInfo.sampleRate;return new dt(o,"key",u,c,n,r.byteSize)}async getFirstPacket(n){for(;this.demuxer.loadedSamples.length===0&&!this.demuxer.lastSampleLoaded;)await this.demuxer.advanceReader();return this.getPacketAtIndex(0,n)}}const Wn=9e4,Qt=188,t1=l=>{let n="video/MP2T";const i=[...new Set(l.filter(Boolean))];return i.length>0&&(n+=`; codecs="${i.join(", ")}"`),n};const A0="PES packet is missing PTS where it was expected. PES packets without PTS are not currently supported. If you think this file should be supported, please report it.",ug=new Set;class n1 extends ta{constructor(n){super(n),this.metadataPromise=null,this.elementaryStreams=[],this.trackBackingEntries=[],this.packetOffset=0,this.packetStride=-1,this.sectionEndPositions=[],this.seekChunkSize=5*1024*1024,this.minReferencePointByteDistance=-1,this.reader=n._reader}async readMetadata(){return this.metadataPromise??=(async()=>{const n=Qt+16+1;let i=this.reader.requestSlice(0,n);i instanceof Promise&&(i=await i),C(i);const r=fe(i,n);if(r[0]===71&&r[Qt]===71)this.packetOffset=0,this.packetStride=Qt;else if(r[0]===71&&r[Qt+16]===71)this.packetOffset=0,this.packetStride=Qt+16;else if(r[4]===71&&r[4+Qt+4]===71)this.packetOffset=4,this.packetStride=Qt+4;else throw new Error("Unreachable.");const o=256;this.minReferencePointByteDistance=o*this.packetStride;let u=this.packetOffset,c=null,d=!1,m=!1;for(;;){const p=await this.readPacketHeader(u);if(!p)break;if(p.payloadUnitStartIndicator===0){u+=this.packetStride;continue}if(m&&!this.elementaryStreams.some(S=>S.pid===p.pid)){u+=this.packetStride;continue}const y=await this.readSection(u,!0,!m);if(!y)break;const g=3,b=32;let T=!1;if(!m&&y.pid!==0&&!(y.payload[0]===0&&y.payload[1]===0&&y.payload[2]===1)){const E=new Me(y.payload),x=E.readAlignedByte();E.skipBits(8*x),T=E.readBits(8)===2}if(y.pid===0&&!d){const S=new Me(y.payload),E=S.readAlignedByte();S.skipBits(8*E),S.skipBits(14);const x=S.readBits(10);for(S.skipBits(40);8*(x+g)-S.pos>b;){const P=S.readBits(16);S.skipBits(3);const _=S.readBits(13);if(P!==0){if(c!==null)throw new Error("Only files with a single program are supported.");c=_}}if(c===null)throw new Error("Program Association Table must link to a Program Map Table.");d=!0}else if((y.pid===c||T)&&!m){const S=new Me(y.payload),E=S.readAlignedByte();S.skipBits(8*E),S.skipBits(12);const x=S.readBits(12);S.skipBits(43),S.readBits(13),S.skipBits(6);const P=S.readBits(10);for(S.skipBits(8*P);8*(x+g)-S.pos>b;){const _=S.readBits(8);S.skipBits(3);const D=S.readBits(13);S.skipBits(6);const B=S.readBits(10),z=S.pos+8*B;let L=!1,H=!1;for(;S.posE.pid===y.pid);e:if(S&&!S.initialized){const E=ir(y,!0);if(!E)throw new Error(`Couldn't read first PES packet for Elementary Stream with PID ${S.pid}`);if(S.firstSection=y,S.canBeTrustedWithKeyPackets=y.randomAccessIndicator===1,this.input._initInput){const _=(await this.input._initInput._getDemuxer()).elementaryStreams.find(D=>D.pid===y.pid&&D.info.codec===S.info.codec);if(_){S.info=_.info,S.initialized=!0;break e}}const x=new ks(S,E);if(S.info.type==="video"){for(;;){const P=x;if(P.suppliedPacket=null,await x.markNextPacket(),S.info.codec==="avc"){if(!x.suppliedPacket)throw new Error("Invalid AVC video stream; could not extract AVCDecoderConfigurationRecord from any packet.");if(S.info.avcCodecInfo=t0(x.suppliedPacket.data),!S.info.avcCodecInfo)continue;const _=S.info.avcCodecInfo.sequenceParameterSets[0];C(_);const D=a0(_);S.info.width=D.displayWidth,S.info.height=D.displayHeight;const B=D.pixelAspectRatio.num,z=D.pixelAspectRatio.den;B>0&&z>0&&(B>z?(S.info.squarePixelWidth=Math.round(S.info.width*B/z),S.info.squarePixelHeight=S.info.height):(S.info.squarePixelWidth=S.info.width,S.info.squarePixelHeight=Math.round(S.info.height*z/B))),S.info.colorSpace={primaries:io[D.colourPrimaries],transfer:ro[D.transferCharacteristics],matrix:so[D.matrixCoefficients],fullRange:!!D.fullRangeFlag},S.info.reorderSize=D.maxDecFrameBuffering;break}else if(S.info.codec==="hevc"){if(!x.suppliedPacket)throw new Error("Invalid HEVC video stream; could not extract HVCDecoderConfigurationRecord from first packet.");if(S.info.hevcCodecInfo=r0(x.suppliedPacket.data),!S.info.hevcCodecInfo)continue;const D=S.info.hevcCodecInfo.arrays.find(z=>z.nalUnitType===St.SPS_NUT).nalUnits[0];C(D);const B=i0(D);S.info.width=B.displayWidth,S.info.height=B.displayHeight,B.pixelAspectRatio.num>B.pixelAspectRatio.den?(S.info.squarePixelWidth=Math.round(S.info.width*B.pixelAspectRatio.num/B.pixelAspectRatio.den),S.info.squarePixelHeight=S.info.height):(S.info.squarePixelWidth=S.info.width,S.info.squarePixelHeight=Math.round(S.info.height*B.pixelAspectRatio.den/B.pixelAspectRatio.num)),S.info.colorSpace={primaries:io[B.colourPrimaries],transfer:ro[B.transferCharacteristics],matrix:so[B.matrixCoefficients],fullRange:!!B.fullRangeFlag},S.info.reorderSize=B.maxDecFrameBuffering;break}else throw new Error("Unhandled.")}S.info.decoderConfig={codec:_f({width:S.info.width,height:S.info.height,codec:S.info.codec,codecDescription:null,colorSpace:S.info.colorSpace,avcType:1,avcCodecInfo:S.info.avcCodecInfo,hevcCodecInfo:S.info.hevcCodecInfo,vp9CodecInfo:null,av1CodecInfo:null,proresFormat:null}),codedWidth:S.info.width,codedHeight:S.info.height,colorSpace:S.info.colorSpace},(S.info.width!==S.info.squarePixelWidth||S.info.height!==S.info.squarePixelHeight)&&(S.info.decoderConfig.displayAspectWidth=S.info.squarePixelWidth,S.info.decoderConfig.displayAspectHeight=S.info.squarePixelHeight),S.initialized=!0}else{if(await x.markNextPacket(),!x.suppliedPacket)throw new Error(`Couldn't parse first media packet for Elementary Stream with PID ${S.pid}`);if(S.info.codec==="aac"){const P=gn.tempFromBytes(x.suppliedPacket.data),_=Ps(P);if(!_)throw new Error("Invalid AAC audio stream; could not read ADTS frame header from first packet.");S.info.aacCodecInfo={isMpeg2:!1,objectType:_.objectType},S.info.numberOfChannels=xf[_.channelConfiguration],S.info.sampleRate=_s[_.samplingFrequencyIndex]}else if(S.info.codec==="mp3"){const P=$(gn.tempFromBytes(x.suppliedPacket.data)),_=Af(P,x.suppliedPacket.data.byteLength);if(!_.header)throw new Error("Invalid MP3 audio stream; could not read frame header from first packet.");S.info.numberOfChannels=Es(_.header.channel),S.info.sampleRate=_.header.sampleRate}else if(S.info.codec==="ac3"){const P=dS(x.suppliedPacket.data);if(!P)throw new Error("Invalid AC-3 audio stream; could not read sync frame from first packet.");if(P.fscod===3)throw new Error("Invalid AC-3 audio stream; reserved sample rate code found in first packet.");S.info.numberOfChannels=Bf[P.acmod]+P.lfeon,S.info.sampleRate=go[P.fscod]}else if(S.info.codec==="eac3"){const P=pS(x.suppliedPacket.data);if(!P)throw new Error("Invalid E-AC-3 audio stream; could not read sync frame from first packet.");const _=f0(P);if(_===null)throw new Error("Invalid E-AC-3 audio stream; reserved sample rate code found in first packet.");S.info.numberOfChannels=d0(P),S.info.sampleRate=_}else throw new Error("Unhandled.");S.info.decoderConfig={codec:Ef({codec:S.info.codec,codecDescription:null,aacCodecInfo:S.info.aacCodecInfo}),numberOfChannels:S.info.numberOfChannels,sampleRate:S.info.sampleRate},S.initialized=!0}}}if(m&&this.elementaryStreams.every(S=>S.initialized))break;u+=this.packetStride}if(!m)throw d?new Error("No Program Map Table found in the file."):new Error("No Program Association Table found in the file.");for(const p of this.elementaryStreams)p.info.type==="video"?this.trackBackingEntries.push(new a1(p)):this.trackBackingEntries.push(new i1(p))})()}async getTrackBackings(){return await this.readMetadata(),this.trackBackingEntries}async getMetadataTags(){return{}}async getMimeType(){await this.readMetadata();const n=await Promise.all(this.trackBackingEntries.map(i=>i.getDecoderConfig().then(r=>r?.codec??null)));return t1(n)}async readSection(n,i,r=!1){let o=n,u=n;const c=[];let d=0,m=null,p=!0,y=0;for(;;){const b=await this.readPacket(u);if(u+=this.packetStride,!b)break;if(m){if(b.pid!==m.pid){if(r)break;continue}if(b.payloadUnitStartIndicator===1)break}else{if(b.payloadUnitStartIndicator===0)break;m=b}const T=!!(b.adaptationFieldControl&2),w=!!(b.adaptationFieldControl&1);let S=0;if(T&&(S=1+b.body[0],b===m&&S>1&&(y=b.body[1]>>6&1)),w&&(S===0?(c.push(b.body),d+=b.body.byteLength):(c.push(b.body.subarray(S)),d+=b.body.byteLength-S)),o=u,!i&&d>=64){p=!1;break}if(Bs(this.sectionEndPositions,o,x=>x)!==-1){p=!1;break}}if(p){const b=Oe(this.sectionEndPositions,o,T=>T);this.sectionEndPositions.splice(b+1,0,o)}if(!m)return null;let g;if(c.length===1)g=c[0];else{const b=c.reduce((w,S)=>w+S.length,0);g=new Uint8Array(b);let T=0;for(const w of c)g.set(w,T),T+=w.length}return{startPos:n,endPos:i?o:null,pid:m.pid,payload:g,randomAccessIndicator:y}}async readPacketHeader(n){let i=this.reader.requestSlice(n,4);if(i instanceof Promise&&(i=await i),!i)return null;if(oe(i)!==71)throw new Error("Invalid TS packet sync byte. Likely an internal bug, please report this file.");const o=it(i),u=o>>14&1,c=o&8191,m=oe(i)>>4&3;return{payloadUnitStartIndicator:u,pid:c,adaptationFieldControl:m}}async readPacket(n){let i=this.reader.requestSlice(n,Qt);if(i instanceof Promise&&(i=await i),!i)return null;const r=fe(i,Qt);if(r[0]!==71)throw new Error("Invalid TS packet sync byte. Likely an internal bug, please report this file.");const u=(r[1]<<8)+r[2],c=u>>14&1,d=u&8191,p=r[3]>>4&3;return{payloadUnitStartIndicator:c,pid:d,adaptationFieldControl:p,body:r.subarray(4)}}}const $a=(l,n)=>{if(l.payload.byteLength<3)return null;const i=new Me(l.payload);if(i.readBits(24)!==1)return null;const o=i.readBits(8);if(i.skipBits(16),o===188||o===190||o===191||o===240||o===241||o===255||o===242||o===248)return null;i.skipBits(8);const u=i.readBits(2);i.skipBits(14);let c=null;if(u===2||u===3)c=0,i.skipBits(4),c+=i.readBits(3)*(1<<30),i.skipBits(1),c+=i.readBits(15)*32768,i.skipBits(1),c+=i.readBits(15);else if(n)throw new Error(A0);return{sectionStartPos:l.startPos,sectionEndPos:l.endPos,pts:c,randomAccessIndicator:l.randomAccessIndicator}},ir=(l,n)=>{C(l.endPos!==null);const i=$a(l,n);if(!i)return null;const r=new Me(l.payload);r.skipBits(32);const o=r.readBits(16),u=6;r.skipBits(16);const c=r.readBits(8),d=r.pos+8*c;r.pos=d;const m=d/8;C(Number.isInteger(m));const p=l.payload.subarray(m,o>0?u+o:l.payload.byteLength);return{...i,data:p}};class bo{constructor(n){this.elementaryStream=n,this.packetBuffers=new WeakMap,this.packetSectionStarts=new WeakMap}getId(){return this.elementaryStream.pid}getNumber(){const n=this.elementaryStream.demuxer,i=this.elementaryStream.info.type;let r=0;for(const o of n.trackBackingEntries)if(o.getType()===i&&r++,C(o instanceof bo),o.elementaryStream===this.elementaryStream)break;return r}getCodec(){throw new Error("Not implemented on base class.")}getInternalCodecId(){return this.elementaryStream.streamType}getName(){return null}getLanguageCode(){return _t}getDisposition(){return{...ea,primary:!1}}getTimeResolution(){return Wn}isRelativeToUnixEpoch(){return!1}getUnixTimeForTimestamp(){return null}getPairingMask(){return 1n}getBitrate(){return null}getAverageBitrate(){return null}async getDurationFromMetadata(){return null}async getLiveRefreshInterval(){return null}createEncodedPacket(n,i,r){let o;return this.allPacketsAreKeyPackets()?o="key":o=n.randomAccessIndicator===1?"key":"delta",new dt(r.metadataOnly?Wt:n.data,o,n.pts/Wn,Math.max(i/Wn,0),n.sequenceNumber,n.data.byteLength)}async getFirstPacket(n){const i=this.elementaryStream.firstSection;C(i);const r=ir(i,!0);C(r);const o=new ks(this.elementaryStream,r),u=new Ju(this,o),c=await u.readNext();if(!c)return null;const d=this.createEncodedPacket(c.packet,c.duration,n);return this.packetBuffers.set(d,u),this.packetSectionStarts.set(d,c.packet.sectionStartPos),d}async getNextPacket(n,i){let r=this.packetBuffers.get(n);if(r){const y=await r.readNext();if(!y)return null;this.packetBuffers.delete(n);const g=this.createEncodedPacket(y.packet,y.duration,i);return this.packetBuffers.set(g,r),this.packetSectionStarts.set(g,y.packet.sectionStartPos),g}const o=this.packetSectionStarts.get(n);if(o===void 0)throw new Error("Packet was not created from this track.");const c=await this.elementaryStream.demuxer.readSection(o,!0);C(c);const d=ir(c,!0);C(d);const m=new ks(this.elementaryStream,d);r=new Ju(this,m);const p=n.sequenceNumber;for(;;){const y=await r.readNext();if(!y)return null;if(y.packet.sequenceNumber>p){const g=this.createEncodedPacket(y.packet,y.duration,i);return this.packetBuffers.set(g,r),this.packetSectionStarts.set(g,y.packet.sectionStartPos),g}}}async getNextKeyPacket(n,i){let r=n;for(;;){if(r=await this.getNextPacket(r,i),!r)return null;if(r.type==="key")return r}}getPacket(n,i){return this.doPacketLookup(n,!1,i)}getKeyPacket(n,i){return this.doPacketLookup(n,!0,i)}async doPacketLookup(n,i,r){const o=Cs(n*Wn),u=this.elementaryStream.demuxer,{reader:c,seekChunkSize:d}=u,m=this.elementaryStream.pid,p=async(D,B,z)=>{let L=D;for(;LD.pts),S=w!==-1?T[w]:null;if(S&&o-S.pts1){let z=0,L=B-1;for(D=z;z<=L;){const H=Math.floor((z+L)/2),R=Vu(H*d,u.packetStride)+g.sectionStartPos,X=R+d,W=await p(R,X,!1);if(!W){L=H-1;continue}W.pesPacketHeader.pts<=o?(D=H,z=H+1):L=H-1}}}b=Vu(D*d,u.packetStride)+g.sectionStartPos}let x=(await p(b,c.fileSize??1/0,!1))?.pesPacketHeader??null;x||(x=g);const P=this.getReorderSize(),_=async(D,B)=>{const z=await u.readSection(D,!0);C(z);const L=ir(z,!0);C(L);const H=new ks(this.elementaryStream,L),R=new Ju(this,H);for(;!((Zt(R.presentationOrderPackets)?.pts??-1/0)>=o||!await R.readNextPacket()););const X=Sf(R.presentationOrderPackets,B);if(X===-1)return null;const W=R.presentationOrderPackets[X],Z=X===0?0:W.pts-R.presentationOrderPackets[X-1].pts;for(;R.decodeOrderPackets[0]!==W;)R.decodeOrderPackets.shift();R.lastDuration=Z;const ie=await R.readNext();C(ie);const ce=this.createEncodedPacket(ie.packet,ie.duration,r);return this.packetBuffers.set(ce,R),this.packetSectionStarts.set(ce,ie.packet.sectionStartPos),ce};if(!i||this.allPacketsAreKeyPackets()){e:for(;;){let D=x.sectionStartPos+u.packetStride;for(;;){const B=await u.readPacketHeader(D);if(!B)break e;if(B.pid===m&&B.payloadUnitStartIndicator===1){const z=await u.readSection(D,!1);if(z){const L=$a(z,!1);if(L&&L.pts!==null){if(L.pts>o)break e;x=L,hf(this.elementaryStream,x);break}}}D+=u.packetStride}}e:for(let D=0;D=u.packetOffset;){const z=await u.readPacketHeader(B);if(!z)break e;if(z.pid===m&&z.payloadUnitStartIndicator===1){const L=await u.readSection(B,!1);if(L){const H=$a(L,!1);if(H&&H.pts!==null){x=H;break}}}B-=u.packetStride}}return _(x.sectionStartPos,D=>D.pts<=o)}else{let D=b,B=null;const z=!this.elementaryStream.canBeTrustedWithKeyPackets;for(;;){let L=null;const H=D<=g.sectionStartPos;let R,X=null;if(H)R=g,X=y;else{const ie=await p(D,c.fileSize??1/0,z);R=ie?.pesPacketHeader??null,X=ie?.section??null}let W=!1,Z=0;e:for(;R&&!(B!==null&&R.sectionStartPos>=B);){if(R.pts<=o){let ce;if(this.elementaryStream.canBeTrustedWithKeyPackets)ce=R.randomAccessIndicator===1;else{C(X);const re=ir(X,!0);C(re);const N=new ks(this.elementaryStream,re);await N.markNextPacket(),ce=N.suppliedPacket?.randomAccessIndicator===1}ce&&(L=R)}if(R.pts>o&&(W=!0),W&&(Z++,Z>P))break;let ie=R.sectionStartPos+u.packetStride;for(;;){const ce=await u.readPacketHeader(ie);if(!ce)break e;if(ce.pid===m&&ce.payloadUnitStartIndicator===1){const re=await u.readSection(ie,z);if(re){const N=$a(re,!1);if(N&&N.pts!==null){R=N,X=re,hf(this.elementaryStream,R);break}}}ie+=u.packetStride}}if(L){let ie=L;if(Z===0)e:for(let re=0;re=u.packetOffset;){const J=await u.readPacketHeader(N);if(!J)break e;if(J.pid===m&&J.payloadUnitStartIndicator===1){const ae=await u.readSection(N,z);if(ae){const Te=$a(ae,!1);if(Te&&Te.pts!==null){ie=Te;break}}}N-=u.packetStride}}const ce=await _(ie.sectionStartPos,re=>re.pts<=o&&re.randomAccessIndicator===1);return C(ce),ce}if(H)return null;B=D,D=Math.max(Vu(D-g.sectionStartPos-d,u.packetStride)+g.sectionStartPos,g.sectionStartPos)}}}}class a1 extends bo{getType(){return"video"}getCodec(){return this.elementaryStream.info.codec}getCodedWidth(){return this.elementaryStream.info.width}getCodedHeight(){return this.elementaryStream.info.height}getSquarePixelWidth(){return this.elementaryStream.info.squarePixelWidth}getSquarePixelHeight(){return this.elementaryStream.info.squarePixelHeight}getRotation(){return 0}async getColorSpace(){return this.elementaryStream.info.colorSpace}async canBeTransparent(){return!1}async getDecoderConfig(){return C(this.elementaryStream.info.decoderConfig),this.elementaryStream.info.decoderConfig}allPacketsAreKeyPackets(){return!1}getReorderSize(){return this.elementaryStream.info.reorderSize}}class i1 extends bo{getType(){return"audio"}getCodec(){return this.elementaryStream.info.codec}getNumberOfChannels(){return this.elementaryStream.info.numberOfChannels}getSampleRate(){return this.elementaryStream.info.sampleRate}async getDecoderConfig(){return C(this.elementaryStream.info.decoderConfig),this.elementaryStream.info.decoderConfig}allPacketsAreKeyPackets(){return!0}getReorderSize(){return 0}}const hf=(l,n)=>{const i=l.referencePesPackets,r=Oe(i,n.sectionStartPos,o=>o.sectionStartPos);if(r>=0){const o=i[r];if(n.pts<=o.pts)return!1;const u=l.demuxer.minReferencePointByteDistance;if(n.sectionStartPos-o.sectionStartPos=n?n:this.bufferData(n-i).then(()=>Math.min(this.endPos-this.currentPos,n))}getCurrentPesPacket(){const n=this.pesPackets[this.currentPesPacketIndex];return C(n),n}async bufferData(n){const i=this.endPos+n;for(;this.endPos=g)break;b=T;const w=p+b;if(b+3>=g){this.seekTo(w);break}const S=y[b+1],E=y[b+2],x=y[b+3];let P=0;if(S===0&&E===0&&x===1?P=4:S===0&&E===1&&(P=3),P===0){b++;continue}const _=w;u??=_;const D=b+P,B=D+o,z=6;if(B+(i==="avc"?z:1)>g){this.seekTo(w);break}const H=y[D];let R,X,W;if(i==="avc")R=Pf(H),X=R===vt.NON_IDR_SLICE||R===vt.SLICE_DPA||R===vt.IDR,W=R===vt.SEI||R===vt.SPS||R===vt.PPS||R===vt.AUD;else{if(R=co(H),((H&1)<<5|y[D+1]>>3)>0){b+=P;continue}X=R<=St.RASL_R||R>=St.BLA_W_LP&&R<=21,W=R>=St.VPS_NUT&&R<=37||R===St.PREFIX_SEI_NUT||R>=41&&R<=44||R>=48&&R<=55}let Z=!1;if(X){let ie;if(i==="avc"){const ce=y.subarray(B,B+z),re=ee(new Me(ce));ie=!c||re<=d,d=re}else ie=y[B]>>7===1;ie&&(c?Z=!0:c=!0)}else W&&c&&(Z=!0);if(Z){const ie=_-u;return this.seekTo(u),this.supplyPacket(ie,0)}b+=P}if(mu){const m=this.endPos-u;return this.seekTo(u),this.supplyPacket(m,0)}}else{const i=n.info.codec,r=128;for(;;){let o=this.ensureBuffered(r);o instanceof Promise&&(o=await o);const u=this.currentPos;for(;this.currentPos-u>6,g=p[4]&63;if(y===3||g>37){this.seekTo(d+1);continue}const b=hS[3*g+y];C(b!==void 0),this.seekTo(d),m=this.ensureBuffered(b),m instanceof Promise&&(m=await m);const T=Math.round(mS*Wn/n.info.sampleRate);return this.supplyPacket(m,T)}else if(i==="eac3"){if(c!==11)continue;this.skip(-1);const d=this.currentPos;let m=this.ensureBuffered(5);if(m instanceof Promise&&(m=await m),m<5)return;const p=this.readBytes(5);if(p[0]!==11||p[1]!==119){this.seekTo(d+1);continue}const g=(((p[2]&7)<<8|p[3])+1)*2,T=p[4]>>6===3?3:p[4]>>4&3,w=u0[T];this.seekTo(d),m=this.ensureBuffered(g),m instanceof Promise&&(m=await m);const S=w*256,E=Math.round(S*Wn/n.info.sampleRate);return this.supplyPacket(m,E)}else throw new Error("Unhandled.")}if(o=0)}async readNext(){if(this.decodeOrderPackets.length===0&&!await this.readNextPacket())return null;await this.ensureCurrentPacketHasNext();const n=this.decodeOrderPackets[0],i=this.presentationOrderPackets.indexOf(n);C(i!==-1);let r;for(i===this.presentationOrderPackets.length-1?r=this.lastDuration:(r=this.presentationOrderPackets[i+1].pts-n.pts,this.lastDuration=r),this.decodeOrderPackets.shift();this.presentationOrderPackets.length>0;){const o=this.presentationOrderPackets[0];if(this.decodeOrderPackets.includes(o))break;this.presentationOrderPackets.shift()}return{packet:n,duration:r}}async readNextPacket(){if(this.reachedEnd)return!1;let n;return this.context.suppliedPacket?n=this.context.suppliedPacket:(await this.context.markNextPacket(),n=this.context.suppliedPacket),this.context.suppliedPacket=null,n?(this.decodeOrderPackets.push(n),this.processPacketThroughReorderBuffer(n),!0):(this.reachedEnd=!0,this.flushReorderBuffer(),!1)}async ensureCurrentPacketHasNext(){const n=this.decodeOrderPackets[0];for(C(n);;){const i=this.presentationOrderPackets.indexOf(n);if(i!==-1&&i<=this.presentationOrderPackets.length-2||!await this.readNextPacket())break}}processPacketThroughReorderBuffer(n){if(this.reorderBuffer.push(n),this.reorderBuffer.length>this.reorderSize){let i=0;for(let o=1;on.pts-i.pts),this.presentationOrderPackets.push(...this.reorderBuffer),this.reorderBuffer.length=0}}const P0="application/vnd.apple.mpegurl",fg="#EXT-X-STREAM-INF:",dg="#EXT-X-I-FRAME-STREAM-INF:",hg="#EXT-X-MEDIA:",mf="#EXTINF:",mg="#EXT-X-MAP:",pg="#EXT-X-KEY:",gg="#EXT-X-MEDIA-SEQUENCE:",yg="#EXT-X-BYTERANGE:",kg="#EXT-X-PROGRAM-DATE-TIME:",r1="#EXT-X-DISCONTINUITY",bg="#EXT-X-TARGETDURATION:",s1="#EXT-X-ENDLIST",Sg="#EXT-X-PLAYLIST-TYPE:",l1="#EXT-X-I-FRAMES-ONLY",B0=l=>l.length===0||l.startsWith("#")&&!l.startsWith("#EXT");class vs{constructor(n){this._attributes={};let i="",r="",o=!1,u=!1;for(let c=0;c{const n=[];if(this.trackDeclarations){for(const i of this.trackDeclarations)if(i.type==="video"){const r=ps(n,o=>o.getType()==="video")+1;n.push(new Tg(this,i,r))}else if(i.type==="audio"){const r=ps(n,o=>o.getType()==="audio")+1;n.push(new vg(this,i,r))}}else{if(this.firstSegment=await this.getFirstSegment({}),!this.firstSegment)return[];const r=await this.getInputForSegment(this.firstSegment).getTracks();for(const o of r)if(o.type==="video"){const u=ps(n,c=>c.getType()==="video")+1;n.push(new Tg(this,{id:n.length+1,type:"video"},u))}else if(o.type==="audio"){const u=ps(n,c=>c.getType()==="audio")+1;n.push(new vg(this,{id:n.length+1,type:"audio"},u))}}return n})()}async getFirstTimestampForInput(n){const i=this.firstTimestampCache.get(n);if(i!==void 0)return i;const r=await n.getFirstTimestamp();return this.firstTimestampCache.set(n,r),r}async getMediaOffset(n,i){const r=n.firstSegment??n;let o;if(this.firstSegmentFirstTimestamps.has(r))o=this.firstSegmentFirstTimestamps.get(r);else{const p=this.getInputForSegment(r);o=await this.getFirstTimestampForInput(p),this.firstSegmentFirstTimestamps.set(r,o)}if(r===n)return r.timestamp-o;const u=await this.getFirstTimestampForInput(i),c=n.timestamp-r.timestamp,m=u-o-c;return Math.abs(m)<=Math.min(.25,c)?r.timestamp-o:n.timestamp-u}dispose(){for(const n of this.inputCache)n.input.dispose();this.inputCache.length=0}}class D0{constructor(n,i,r){this.packetInfos=new WeakMap,this.hydrationPromise=null,this.firstInputTrack=null,this.segmentedInput=n,this.decl=i,this.number=r}hydrate(){return this.hydrationPromise??=(async()=>{if(this.segmentedInput.firstSegment??=await this.segmentedInput.getFirstSegment({}),!this.segmentedInput.firstSegment)throw new Error("Missing first segment, can't retrieve track.");const r=(await this.segmentedInput.getInputForSegment(this.segmentedInput.firstSegment).getTracks()).find(o=>o.type===this.decl.type&&o.number===this.number);if(!r)throw new Error("No matching track found in underlying media data.");this.firstInputTrack=r})()}getId(){return this.decl.id}getType(){return this.decl.type}getNumber(){return this.number}delegate(n){return this.firstInputTrack?n():this.hydrate().then(n)}async getDecoderConfig(){return this.delegate(()=>this.firstInputTrack._backing.getDecoderConfig())}getHasOnlyKeyPackets(){return this.delegate(()=>this.firstInputTrack._backing.getHasOnlyKeyPackets?.()??null)}getPairingMask(){return 1n}getCodec(){return this.delegate(()=>this.firstInputTrack._backing.getCodec())}getInternalCodecId(){return this.delegate(()=>this.firstInputTrack._backing.getInternalCodecId())}getDisposition(){return this.delegate(()=>this.firstInputTrack._backing.getDisposition())}getLanguageCode(){return this.delegate(()=>this.firstInputTrack._backing.getLanguageCode())}getName(){return this.delegate(()=>this.firstInputTrack._backing.getName())}getTimeResolution(){return this.delegate(()=>this.firstInputTrack._backing.getTimeResolution())}async isRelativeToUnixEpoch(){return await this.hydrate(),C(this.segmentedInput.firstSegment),this.segmentedInput.firstSegment.unixEpochTimestamp===this.segmentedInput.firstSegment.timestamp}getUnixTimeForTimestamp(n){return this.segmentedInput.getUnixTimeForTimestamp(n)}getBitrate(){return this.delegate(()=>this.firstInputTrack._backing.getBitrate())}getAverageBitrate(){return this.delegate(()=>this.firstInputTrack._backing.getAverageBitrate())}getDurationFromMetadata(n){return this.segmentedInput.getDurationFromMetadata(n)}getLiveRefreshInterval(){return this.segmentedInput.getLiveRefreshInterval()}async createAdjustedPacket(n,i,r){C(n.sequenceNumber>=0),C(this.segmentedInput.firstSegment);const o=await this.segmentedInput.getMediaOffset(i,r.input),u=i.timestamp-this.segmentedInput.firstSegment.timestamp,c=n.clone({timestamp:Lg(n.timestamp+o,await r.getTimeResolution()),sequenceNumber:Math.floor(1e8*u)+n.sequenceNumber});return this.packetInfos.set(c,{segment:i,track:r,sourcePacket:n}),c}async getFirstPacket(n){await this.hydrate(),C(this.segmentedInput.firstSegment),C(this.firstInputTrack);const i=await this.firstInputTrack._backing.getFirstPacket(n);return i?this.createAdjustedPacket(i,this.segmentedInput.firstSegment,this.firstInputTrack):null}getNextPacket(n,i){return this._getNextInternal(n,i,!1)}getNextKeyPacket(n,i){return this._getNextInternal(n,i,!0)}async _getNextInternal(n,i,r){const o=this.packetInfos.get(n);if(!o)throw new Error("Packet was not created from this track.");const u=r?await o.track._backing.getNextKeyPacket(o.sourcePacket,i):await o.track._backing.getNextPacket(o.sourcePacket,i);if(u)return this.createAdjustedPacket(u,o.segment,o.track);let c=o.segment;for(;;){const d=await this.segmentedInput.getNextSegment(c,{skipLiveWait:i.skipLiveWait});if(!d)return null;const y=(await this.segmentedInput.getInputForSegment(d).getTracks()).find(b=>b.type===o.track.type&&b.number===o.track.number);if(!y){c=d;continue}const g=await y._backing.getFirstPacket(i);return g?this.createAdjustedPacket(g,d,y):null}}getPacket(n,i){return this._getPacketInternal(n,i,!1)}getKeyPacket(n,i){return this._getPacketInternal(n,i,!0)}async _getPacketInternal(n,i,r){let o=await this.segmentedInput.getSegmentAt(n,{skipLiveWait:i.skipLiveWait});if(!o)return null;for(await this.hydrate();o;){const u=this.segmentedInput.getInputForSegment(o),d=(await u.getTracks()).find(g=>g.type===this.firstInputTrack.type&&g.number===this.firstInputTrack.number);if(!d){o=await this.segmentedInput.getPreviousSegment(o,{skipLiveWait:i.skipLiveWait});continue}const m=await this.segmentedInput.getMediaOffset(o,u),p=n-m,y=r?await d._backing.getKeyPacket(p,i):await d._backing.getPacket(p,i);if(!y){o=await this.segmentedInput.getPreviousSegment(o,{skipLiveWait:i.skipLiveWait});continue}return this.createAdjustedPacket(y,o,d)}return null}}class Tg extends D0{getType(){return"video"}getCodec(){return this.delegate(()=>this.firstInputTrack._backing.getCodec())}getCodedWidth(){return this.delegate(()=>this.firstInputTrack._backing.getCodedWidth())}getCodedHeight(){return this.delegate(()=>this.firstInputTrack._backing.getCodedHeight())}getSquarePixelWidth(){return this.delegate(()=>this.firstInputTrack._backing.getSquarePixelWidth())}getSquarePixelHeight(){return this.delegate(()=>this.firstInputTrack._backing.getSquarePixelHeight())}getRotation(){return this.delegate(()=>this.firstInputTrack._backing.getRotation())}async getColorSpace(){return this.delegate(()=>this.firstInputTrack._backing.getColorSpace())}async canBeTransparent(){return this.delegate(()=>this.firstInputTrack._backing.canBeTransparent())}async getDecoderConfig(){return this.delegate(()=>this.firstInputTrack._backing.getDecoderConfig())}}class vg extends D0{getType(){return"audio"}getCodec(){return this.delegate(()=>this.firstInputTrack._backing.getCodec())}getNumberOfChannels(){return this.delegate(()=>this.firstInputTrack._backing.getNumberOfChannels())}getSampleRate(){return this.delegate(()=>this.firstInputTrack._backing.getSampleRate())}async getDecoderConfig(){return this.delegate(()=>this.firstInputTrack._backing.getDecoderConfig())}}Tf();const I0=0,R0=1/0;typeof FinalizationRegistry<"u"&&new FinalizationRegistry(l=>{l()});class _n extends wf{constructor(){super(),this._disposed=!1,this._refCount=0,this._usedForHls=!1,this._refFinalizationRegistry=null,this._sizePromise=null,this.onread=null,typeof FinalizationRegistry<"u"&&(this._refFinalizationRegistry=new FinalizationRegistry(n=>{n._decrementRefCount()}))}async getSizeOrNull(){if(this._disposed)throw new Ct;return this._sizePromise??=(async()=>{let n=this._getFileSize();return n!==void 0||(await this._read(0,1,I0,R0),n=this._getFileSize(),C(n!==void 0)),n})()}async getSize(){if(this._disposed)throw new Ct;const n=await this.getSizeOrNull();if(n===null)throw new Error("Cannot determine the size of an unsized source.");return n}slice(n,i){if(!Number.isInteger(n)||n<0)throw new TypeError("offset must be a non-negative integer.");if(i!==void 0&&(!Number.isInteger(i)||i<0))throw new TypeError("length, when provided, must be a non-negative integer.");return new m1(this,n,i)}_dispatchRead(n,i){this.onread?.(n,i),this._emit("read",{start:n,end:i})}ref(){return new Rf(this)}_incrementRefCount(){this._refCount++}_decrementRefCount(){this._refCount--,this._refCount===0&&(this._dispose(),this._disposed=!0)}}class Rf{constructor(n){if(this._freed=!1,n._disposed)throw new Error("Cannot ref a disposed source.");n._incrementRefCount(),n._refFinalizationRegistry?.register(this,n,this),this._source=n}get source(){if(!this._source)throw new Error("Can't get source; ref has already been freed.");return this._source}get freed(){return this._freed}free(){if(this._freed)throw new Error("Illegal operation: double free on SourceRef.");const n=this.source;C(n._refCount>0),n._decrementRefCount(),n._refFinalizationRegistry?.unregister(this),this._freed=!0,this._source=null}[Symbol.dispose](){this.freed||this.free()}}class Ds extends _n{constructor(n,i){if(typeof n!="string")throw new TypeError("rootPath must be a string.");if(typeof i!="function")throw new TypeError("requestHandler must be a function.");super(),this.rootPath=n,this.requestHandler=i}_resolveRequest(n){const i=this.requestHandler(n),r=o=>{if(!(o instanceof _n||o instanceof Rf))throw new TypeError("requestHandler must return or resolve to a Source or SourceRef.");const u=o instanceof _n?o.ref():o;return u.source._usedForHls||=this._usedForHls,u};return i instanceof Promise?i.then(r):r(i)}}const wg=(l,n)=>l.path===n.path;class c1 extends Ds{constructor(){super(...arguments),this._root=null,this._rootRequest=null}_read(n,i,r,o){if(!this._root){if(!this._rootRequest){const u=this._resolveRequest({path:this.rootPath,isRoot:!0}),c=d=>{const m=d instanceof _n?d.ref():d;return this._root=m,this._rootRequest=null,m};u instanceof Promise?this._rootRequest=u.then(c):(c(u),C(this._root))}if(this._rootRequest)return this._rootRequest.then(u=>u.source._read(n,i,r,o))}return this._root.source._read(n,i,r,o)}_getFileSize(){if(this._root)return this._root.source._getFileSize()}_dispose(){this._root?this._root.free():this._rootRequest&&this._rootRequest.then(n=>n.free())}}class u1 extends _n{constructor(n,i={}){if(!(n instanceof Blob))throw new TypeError("blob must be a Blob.");if(!i||typeof i!="object")throw new TypeError("options must be an object.");if(i.maxCacheSize!==void 0&&(!vf(i.maxCacheSize)||i.maxCacheSize<0))throw new TypeError("options.maxCacheSize, when provided, must be a non-negative number.");if(i.useStreamReader!==void 0&&typeof i.useStreamReader!="boolean")throw new TypeError("options.useStreamReader, when provided, must be a boolean.");super(),this._readers=new WeakMap,this._blob=n,this._options=i,this._orchestrator=new h1({maxCacheSize:i.maxCacheSize??8*2**20,maxWorkerCount:4,runWorker:this._runWorker.bind(this),prefetchProfile:d1.fileSystem}),this._orchestrator.fileSize=n.size}_getFileSize(){return this._orchestrator.fileSize}_read(n,i,r,o){return this._orchestrator.read(n,i,r,o)}async _runWorker(n){C(n.strictTarget);let i=this._readers.get(n);for(i===void 0&&("stream"in this._blob&&!jg()&&this._options.useStreamReader!==!1?i=this._blob.slice(n.currentPos).stream().getReader():i=null,this._readers.set(n,i));n.currentPosthis._endIndex)return null;this._maxRequestedIndex=Math.max(this._maxRequestedIndex,i);const r=Oe(this._cache,n,y=>y.start),o=r!==-1?this._cache[r]:null;if(o&&o.start<=n&&i<=o.end)return{bytes:o.bytes,view:o.view,offset:o.start};let u=n;const c=new Uint8Array(i-n);if(r!==-1)for(let y=r;y=i)break;const b=Math.max(n,g.start);b>u&&this._throwDueToCacheMiss();const T=Math.min(i,g.end);bu&&this._throwDueToCacheMiss();const{promise:d,resolve:m,reject:p}=zt();return this._pendingSlices.push({start:n,end:i,bytes:c,resolve:m,reject:p}),this._targetIndex=Math.max(this._targetIndex,i),this._pulling||(this._pulling=!0,this._pull().catch(y=>{if(this._pulling=!1,this._pendingSlices.length>0)this._pendingSlices.forEach(g=>g.reject(y)),this._pendingSlices.length=0;else throw y})),d}_throwDueToCacheMiss(){throw new Error("Read is before the cached region. With ReadableStreamSource, you must access the data more sequentially or increase the size of its cache.")}async _pull(){for(this._reader??=this._stream.getReader();this._currentIndex0;){const u=this._cache[0];if(this._maxRequestedIndex-u.end<=this._maxCacheSize)break;this._cache.shift()}this._currentIndex+=i.byteLength}this._pulling=!1}_dispose(){this._pendingSlices.length=0,this._cache.length=0,this._reader?.cancel()}}const d1={fileSystem:(l,n)=>(l=Math.floor((l-65536)/65536)*65536,n=Math.ceil((n+65536)/65536)*65536,{start:l,end:n})};class h1{constructor(n){this.options=n,this.fileSize=null,this.nextAge=0,this.workers=[],this.cache=[],this.currentCacheSize=0,this.disposed=!1,this.queuedReads=[]}read(n,i,r,o){C(!this.disposed);const u=this.options.prefetchProfile(n,i,this.workers),c=Math.max(u.start,r),d=Math.min(u.end,this.fileSize??1/0,o);C(c<=n&&i<=d);let m=null;const p=Oe(this.cache,n,B=>B.start),y=p!==-1?this.cache[p]:null;y&&y.start<=n&&i<=y.end&&(y.age=this.nextAge++,m={bytes:y.bytes,view:y.view,offset:y.start});const g=Oe(this.cache,c,B=>B.start),b=m?null:new Uint8Array(i-n);let T=0,w=c;const S=[];if(g!==-1){for(let B=g;B=d)break;if(z.end<=c)continue;const L=Math.max(c,z.start),H=Math.min(d,z.end);if(C(L<=H),w=b.length&&(m={bytes:b,view:Re(b),offset:n}),S.length===0)return C(m),m;const{promise:E,resolve:x,reject:P}=zt(),_=[];for(const B of S){const z=Math.max(n,B.start),L=Math.min(i,B.end);z===B.start&&L===B.end?_.push(B):zX.hole.start),R=H!==-1?this.queuedReads[H]:null;for(R&&B.start<=R.hole.end?(R.hole.end=Math.max(R.hole.end,B.end),R.strictTarget&&=z,D&&R.pendingSlices.push(D)):(H++,R={hole:{start:B.start,end:B.end},strictTarget:z,pendingSlices:D?[D]:[],age:this.nextAge++},this.queuedReads.splice(H,0,R));H+1R.hole.end)break;R.hole.end=Math.max(R.hole.end,X.hole.end),R.pendingSlices.push(...X.pendingSlices),R.strictTarget&&=X.strictTarget,R.age=Math.min(R.age,X.age),this.queuedReads.splice(H+1,1)}}}return m?E.catch(B=>{if(!this.disposed)throw B}):(C(b),m=E.then(B=>B&&{bytes:B,view:Re(B),offset:n})),m}checkHoleAgainstWorker(n,i,r){if(Kp(i.start-131072,i.start,n.currentPos,n.targetPos)){n.targetPos=Math.max(n.targetPos,i.end);for(let u=0;u=this.options.maxWorkerCount){let u=null,c=null;for(let d=0;d{if(n.running=!1,n.pendingSlices.length>0)n.pendingSlices.forEach(r=>r.reject(i)),n.pendingSlices.length=0;else if(!n.aborted&&!this.disposed)throw i}).finally(()=>{if(!n.running&&this.queuedReads.length>0){let i=0;for(let u=1;un.targetPos&&(n.targetPos=n.currentPos,this.checkQueuedReadsAgainstWorker(n));for(let u=0;uy.start&&(y.start=o),y.end<=y.start&&(c.holes.splice(p,1),p--)}c.holes.length===0&&(c.resolve(c.bytes),n.pendingSlices.splice(u,1),u--)}for(let u=0;un){o.resolve(null),i.pendingSlices.splice(r,1),r--;break}}}for(let i=0;i=n){for(const o of r.pendingSlices)o.resolve(null);this.queuedReads.splice(i,1),i--}else if(r.hole.end>n){r.hole.end=n,r.strictTarget=!0;for(let o=0;o=n&&(u.resolve(null),r.pendingSlices.splice(o,1),o--)}}}}signalWorkerStoppedRunning(n){n.running=!1,n.pendingSlices.length=0}onWorkerFinished(n){const i=this.workers.indexOf(n);C(i!==-1),n.running=!1,this.workers.splice(i,1),this.fileSize===null&&this.supplyFileSize(n.currentPos);for(const r of n.pendingSlices)r.resolve(null)}insertIntoCache(n){if(this.options.maxCacheSize===0)return;let i=Oe(this.cache,n.start,r=>r.start)+1;if(i>0){const r=this.cache[i-1];if(r.end>=n.end)return;if(r.end>n.start){const o=new Uint8Array(n.end-r.start);o.set(r.bytes,0),o.set(n.bytes,n.start-r.start),this.currentCacheSize+=n.end-r.end,r.bytes=o,r.view=Re(o),r.end=n.end,i--,n=r}else this.cache.splice(i,0,n),this.currentCacheSize+=n.bytes.length}else this.cache.splice(i,0,n),this.currentCacheSize+=n.bytes.length;for(let r=i+1;r=o.end){this.cache.splice(r,1),this.currentCacheSize-=o.bytes.length,r--;continue}const u=new Uint8Array(o.end-n.start);u.set(n.bytes,0),u.set(o.bytes,o.start-n.start),this.currentCacheSize-=n.end-o.start,n.bytes=u,n.view=Re(u),n.end=o.end,this.cache.splice(r,1);break}for(;this.currentCacheSize>this.options.maxCacheSize;){let r=0,o=this.cache[0];for(let u=1;uthis._length)return null;const u=this._baseSource._read(this._offset+n,this._offset+i,this._offset+r,this._offset+o),c=d=>d?(d.offset-=this._offset,d):null;return u instanceof Promise?u.then(c):c(u)}_dispose(){this._ref?.free()}ref(){return this._ref??=this._baseSource.ref(),super.ref()}}var xg=function(l,n,i){if(n!=null){if(typeof n!="object"&&typeof n!="function")throw new TypeError("Object expected.");var r,o;if(i){if(!Symbol.asyncDispose)throw new TypeError("Symbol.asyncDispose is not defined.");r=n[Symbol.asyncDispose]}if(r===void 0){if(!Symbol.dispose)throw new TypeError("Symbol.dispose is not defined.");r=n[Symbol.dispose],i&&(o=r)}if(typeof r!="function")throw new TypeError("Object not disposable.");o&&(r=function(){try{o.call(this)}catch(u){return Promise.reject(u)}}),l.stack.push({value:n,dispose:r,async:i})}else i&&l.stack.push({async:!0});return n},Cg=(function(l){return function(n){function i(c){n.error=n.hasError?new l(c,n.error,"An error was suppressed during disposal."):c,n.hasError=!0}var r,o=0;function u(){for(;r=n.stack.pop();)try{if(!r.async&&o===1)return o=0,n.stack.push(r),Promise.resolve().then(u);if(r.dispose){var c=r.dispose.call(r.value);if(r.async)return o|=2,Promise.resolve(c).then(u,function(d){return i(d),u()})}else o|=1}catch(d){i(d)}if(o===1)return n.hasError?Promise.reject(n.error):Promise.resolve();if(n.hasError)throw n.error}return u()}})(typeof SuppressedError=="function"?SuppressedError:function(l,n,i){var r=new Error(i);return r.name="SuppressedError",r.error=l,r.suppressed=n,r});const p1=/^0[xX][0-9a-fA-F]+$/,g1=/^data:.*;base64,/i;class _g extends o1{constructor(n,i,r,o){super(n.input,i,r),this.segments=[],this.nextLines=null,this.currentUpdateSegmentsPromise=null,this.streamHasEnded=!1,this.lastSegmentUpdateTime=-1/0,this.refreshInterval=5,this.rootPath=i,this.demuxer=n,this.nextLines=o}runUpdateSegments(){return this.currentUpdateSegmentsPromise??=(async()=>{try{const n=this.getRemainingWaitTimeMs();n>0&&await Kb(n),this.lastSegmentUpdateTime=performance.now(),await this.updateSegments()}finally{this.currentUpdateSegmentsPromise=null}})()}getRemainingWaitTimeMs(){const n=performance.now()-this.lastSegmentUpdateTime,i=Math.max(0,1e3*this.refreshInterval-n);return i<=50?0:i}async updateSegments(){let n=this.nextLines;if(this.nextLines=null,!n){const _={stack:[],error:void 0,hasError:!1};try{const D=xg(_,await this.demuxer.input._getSourceUncached({path:this.rootPath,isRoot:!1}),!1),z=await new no(D.source).requestEntireFile();C(z),n=K0(z,z.length,{ignore:B0}),D.source instanceof Ds&&(this.rootPath=D.source.rootPath)}catch(D){_.error=D,_.hasError=!0}finally{Cg(_)}}const i=this.input._formatOptions.hls?.offsetTimestampsByDateTime!==!1;let r=!1,o=0,u=null,c=null,d=null,m=0,p=null,y=null,g=null,b=null,T=null,w=null,S=!1,E=Zt(this.segments)??null;const x=_=>{const D=_.indexOf("@"),B=Number(D===-1?_:_.slice(0,D));if(!Number.isInteger(B)||B<0)throw new Error(`Invalid #EXT-X-BYTERANGE length '${_}'.`);let z=null;if(D!==-1&&(z=Number(_.slice(D+1)),!Number.isInteger(z)||z<0))throw new Error(`Invalid #EXT-X-BYTERANGE offset '${_}'.`);return{length:B,offset:z}},P=_=>{m=_,E&&(C(E.sequenceNumber!==null),E.sequenceNumber<_&&(o=E.timestamp+E.duration,p=E.firstSegment,y=E.initSegment,T=E.lastProgramDateTimeSeconds,u=E.unixEpochTimestamp!==null?E.unixEpochTimestamp+E.duration:null,E=null))};for(let _=0;_0&&w!==null&&(o=m*w),S=!0);const B=D.slice(mf.length),z=B.indexOf(","),L=z===-1?B:B.slice(0,z),H=Number(L);if(!Number.isFinite(H)||H<0)throw new Error(`Invalid #EXTINF tag duration '${L}'.`);c=H}else if(D.startsWith(mg)){const B=new vs(D.slice(mg.length)),z=B.get("uri");if(!z)throw new Error("Invalid #EXT-X-MAP tag; missing URI attribute.");const L=B.get("byterange");let H=null;if(L!==null&&(H=x(L)),H&&H.offset===null)throw new Error("Invalid #EXT-X-MAP tag; BYTERANGE attribute must have a specified offset.");if(!E){const X={path:Ba(this.rootPath,z),offset:H?.offset??0,length:H?.length??null};if(d?.method==="AES-128"&&!d.iv)throw new Error("IV attribute must be set on #EXT-X-KEY tag preceding the #EXT-X-MAP tag.");y={timestamp:o,unixEpochTimestamp:u,firstSegment:null,sequenceNumber:null,location:X,duration:0,encryption:d,initSegment:null,lastProgramDateTimeSeconds:T}}c=null,b===null?g=null:b=null}else if(D.startsWith(pg)){const B=new vs(D.slice(pg.length)),z=B.get("method");if(z==="NONE")d=null;else if(z==="AES-128"){const L=B.get("uri");if(!L)throw new Error("Invalid #EXT-X-KEY: AES-128 requires a URI attribute.");let H=null;const R=B.get("iv");if(R){if(!p1.test(R))throw new Error(`Unsupported IV format '${R}'.`);let W=R.slice(2);W=W.padStart(xn*2,"0"),H=new Uint8Array(xn);for(let Z=0;Z=8&&W[4]===112&&W[5]===115&&W[6]===115&&W[7]===104){const Z=Re(W).getUint32(0);R=h0(W.subarray(8,Math.min(Z,W.length)))}}d={method:z,psshBox:R}}else throw new Error(`Unsupported encryption method '${z}'. If you think this method should be supported, please raise an issue.`)}else if(D.startsWith(gg)){const B=D.slice(gg.length),z=Number(B);if(!Number.isInteger(z)||z<0)throw new Error(`Invalid EXT-X-MEDIA-SEQUENCE value '${B}'.`);P(z)}else if(D.startsWith(yg)){const B=x(D.slice(yg.length));if(B.offset===null){if(g===null)throw new Error("Invalid M3U8 file; #EXT-X-BYTERANGE without offset requires a previous byte range.");B.offset=g}b=B,g=B.offset+B.length}else if(D.startsWith(kg)){if(E)continue;const B=D.slice(kg.length),z=Date.parse(B);if(!Number.isFinite(z))continue;const L=z/1e3;if(T===L)continue;if(T===null&&this.segments.length>0){const H=Zt(this.segments),R=H.timestamp+H.duration,X=L-R;for(const W of this.segments)W.unixEpochTimestamp=W.timestamp+X,i&&(W.timestamp=W.unixEpochTimestamp)}T=L,u=L,i&&(o=L)}else if(D===r1)p=null;else if(D.startsWith(bg)){const B=D.slice(bg.length),z=Number(B);if(!Number.isFinite(z)||z<0)throw new Error(`Invalid EXT-X-TARGETDURATION value '${B}'.`);this.refreshInterval=z,w=z}else if(D===s1){this.streamHasEnded=!0;break}else D.startsWith(Sg)&&D.slice(Sg.length).toLowerCase()==="vod"&&(this.streamHasEnded=!0)}if(!r)throw new Error("Invalid M3U8 file; no #EXTM3U header.")}async getFirstSegment(){return this.segments.length===0&&await this.runUpdateSegments(),this.segments[0]??null}async getSegmentAt(n,i){this.segments.length===0&&await this.runUpdateSegments();let r=!!i.skipLiveWait&&this.getRemainingWaitTimeMs()>0;for(;;){const o=Oe(this.segments,n,c=>c.timestamp);if(o===-1)return null;if(o0;for(;;){if(om.segment===i);if(r)return r.age=this.nextInputCacheAge++,r.input;let o=null;(i.initSegment||i.firstSegment)&&(o=this.getInputForSegment(i.initSegment??i.firstSegment));const u={...this.input._formatOptions,isobmff:{...this.input._formatOptions.isobmff,resolveKeyId:this.input._formatOptions.isobmff?.resolveKeyId&&(m=>{if(!i.encryption||!(i.encryption.method==="SAMPLE-AES"||i.encryption.method==="SAMPLE-AES-CTR")||!i.encryption.psshBox)return this.input._formatOptions.isobmff.resolveKeyId(m);let p=m.psshBoxes;const{psshBox:y}=i.encryption;return(y.keyIds===null||y.keyIds.includes(m.keyId))&&!p.some(g=>m0(g,y))&&(p=[...p,y]),this.input._formatOptions.isobmff.resolveKeyId({...m,psshBoxes:p})})}},c=new To({source:new c1(i.location.path,async m=>{C(m.isRoot);const p={...m,isRoot:!1};let y;const g=i.location.offset>0||i.location.length!==null;if(!i.encryption||i.encryption.method==="SAMPLE-AES"||i.encryption.method==="SAMPLE-AES-CTR"){if(y=await this.input._getSourceCached(p),g){const T=y.source.slice(i.location.offset,i.location.length??void 0).ref();y.free(),y=T}}else if(i.encryption.method==="AES-128"){const b=i.encryption;C(b.iv);let T=await this.input._getSourceCached(p);if(g){const x=T.source.slice(i.location.offset,i.location.length??void 0).ref();T.free(),T=x}const w=new no(T.source),S=SS(w,async()=>{const E={stack:[],error:void 0,hasError:!1};try{const x=xg(E,await this.input._getSourceCached({path:b.keyUri,isRoot:!1},W1),!1),_=await new no(x.source).requestSlice(0,xn);if(!_)throw new Error("Invalid AES-128 key; expected at least 16 bytes of data.");return{key:fe(_,xn),iv:b.iv}}catch(x){E.error=x,E.hasError=!0}finally{Cg(E)}},()=>{T.free()});y=new f1(S).ref()}else C(!1);return y}),formats:this.input._formats.filter(m=>!(m instanceof F0)),initInput:o??void 0,formatOptions:u});if(c._onFormatDetermined=m=>{if((i.encryption?.method==="SAMPLE-AES"||i.encryption?.method==="SAMPLE-AES-CTR")&&!m._isIsobmff)throw new Error("The SAMPLE-AES and SAMPLE-AES-CTR encryption methods are currently only supported for ISOBMFF files.")},this.inputCache.push({segment:i,input:c,age:this.nextInputCacheAge++}),this.inputCache.length>4){const m=Gg(this.inputCache,p=>p.age);C(m!==-1),this.inputCache.splice(m,1)}return c}async getLiveRefreshInterval(){return this.getRemainingWaitTimeMs()===0&&await this.runUpdateSegments(),this.streamHasEnded?null:this.refreshInterval}}class y1 extends ta{constructor(n){super(n),this.metadataPromise=null,this.trackBackings=null,this.internalTracks=null,this.segmentedInputs=[],this.hasMasterPlaylist=!0}readMetadata(){return this.metadataPromise??=(async()=>{C(this.input._rootSource instanceof Ds);const n=await this.input._reader.requestEntireFile();C(n);const i=K0(n,n.length,{ignore:B0}),{rootPath:r}=this.input._rootSource,o=[],u=[];for(let g=1;gg.attributes.get("type").toLowerCase()==="video").map(g=>g.attributes.get("group-id")))],d=[...new Set(u.filter(g=>g.attributes.get("type").toLowerCase()==="audio").map(g=>g.attributes.get("group-id")))],m=await Promise.all(o.map(async(g,b)=>{const T=[],w=g.attributes.get("codecs");let S;if(w)S=w.split(",").map(R=>R.trim());else{const X=await this.getSegmentedInputForPath(g.fullPath).getTrackBackings(),W=await Promise.all(X.map(async Z=>({track:Z,codec:await Z.getCodec()})));S=await Promise.all(W.filter(Z=>Z.codec!==null).map(Z=>Z.track.getDecoderConfig().then(ie=>ie.codec)))}const E=g.attributes.get("video"),x=g.attributes.get("audio"),P=S.some(R=>Qp.includes(bs(R))),_=S.some(R=>Zp.includes(bs(R)));if(E!==null&&!P){if(!c.includes(E))throw new Error(`Invalid M3U8 file; variant stream references video group "${E}" which is not defined in any #EXT-X-MEDIA tags.`);const R=u.find(X=>{const W=X.attributes.get("group-id"),Z=X.attributes.get("type");return W===E&&Z.toLowerCase()==="video"});e:if(R){const X=R.attributes.get("uri");if(X===null)break e;const W=Ba(r,X),ce=(await this.getSegmentedInputForPath(W).getTrackBackings()).find(N=>N.getType()==="video");if(!ce||await ce.getCodec()===null)break e;const re=await ce.getDecoderConfig().then(N=>N?.codec??null);C(re!==null),S.push(re)}}if(x!==null&&!_){if(!d.includes(x))throw new Error(`Invalid M3U8 file; variant stream references audio group "${x}" which is not defined in any #EXT-X-MEDIA tags.`);const R=u.find(X=>{const W=X.attributes.get("group-id"),Z=X.attributes.get("type");return W===x&&Z.toLowerCase()==="audio"});e:if(R){const X=R.attributes.get("uri");if(X===null)break e;const W=Ba(r,X),ce=(await this.getSegmentedInputForPath(W).getTrackBackings()).find(N=>N.getType()==="audio");if(!ce||await ce.getCodec()===null)break e;const re=await ce.getDecoderConfig().then(N=>N?.codec??null);C(re!==null),S.push(re)}}S=[...new Set(S)];let D=null,B=null;const z=g.attributes.getAsNumber("bandwidth");C(z!==null);const L=g.attributes.getAsNumber("average-bandwidth"),H=g.attributes.get("name");for(const R of S){const X=bs(R);if(X!==null){if(Qp.includes(X)){if(D!==null)throw new Error("Unsupported M3U8 file; multiple video codecs found in the CODECS attribute of a variant stream.");D=R;const W=g.attributes.get("video");if(W===null){const Z=g.attributes.get("resolution");let ie=null,ce=null;if(Z){const re=Z.match(/^(\d+)x(\d+)$/);re&&(ie=Number(re[1]),ce=Number(re[2]))}T.push({id:-1,demuxer:this,backingTrack:null,default:!0,autoselect:!0,languageCode:_t,lineNumber:g.lineNumber,fullPath:g.fullPath,fullCodecString:D,pairingMask:1n<0?ie:null}})}else{if(!d.includes(W))throw new Error(`Invalid M3U8 file; variant stream references audio group "${W}" which is not defined in any #EXT-X-MEDIA tags.`);for(const Z of u){const ie=Z.attributes.get("group-id"),ce=Z.attributes.get("type");if(ie!==W||ce.toLowerCase()!=="audio")continue;const re=Z.attributes.get("channels")??g.attributes.get("channels"),N=re!==null?Number(re.split("/")[0]):null;T.push({id:-1,demuxer:this,backingTrack:null,default:Zl(Z.attributes),autoselect:Zl(Z.attributes)||Eg(Z.attributes),languageCode:Ag(Z.attributes.get("language")),lineNumber:Z.lineNumber,fullPath:Z.fullPath??g.fullPath,fullCodecString:B,pairingMask:1n<0?N:null}})}}}}}return T})),p=[],y=g=>{const b=p.find(T=>T.fullPath===g.fullPath&&T.info.type===g.info.type);b?(b.pairingMask|=g.pairingMask,b.default||=g.default,b.autoselect||=g.autoselect,b.lineNumber=Math.min(b.lineNumber,g.lineNumber),g.peakBitrate!==null&&(b.peakBitrate=Math.max(b.peakBitrate??-1/0,g.peakBitrate)),g.averageBitrate!==null&&(b.averageBitrate=Math.max(b.averageBitrate??-1/0,g.averageBitrate)),b.languageCode===_t&&(b.languageCode=g.languageCode)):(g.id=p.length+1,p.push(g))};for(const g of m)for(const b of g)y(b);p.sort((g,b)=>g.lineNumber-b.lineNumber),this.trackBackings=[];for(const g of p)g.info.type==="video"?this.trackBackings.push(new z0(g)):this.trackBackings.push(new M0(g));this.internalTracks=p})()}async getTrackBackings(){return await this.readMetadata(),C(this.trackBackings),this.trackBackings}getSegmentedInputForPath(n){let i=this.segmentedInputs.find(o=>o.path===n);if(i)return i;let r=null;return this.internalTracks&&(r=this.internalTracks.filter(u=>u.fullPath===n).map(u=>({id:u.id,type:u.info.type}))),i=new _g(this,n,r,null),this.segmentedInputs.push(i),i}async getMetadataTags(){return{}}async getMimeType(){return P0}dispose(){if(this.segmentedInputs){for(const n of this.segmentedInputs)n.dispose();this.segmentedInputs.length=0}}}class O0{constructor(n){this.internalTrack=n,this.hydrationPromise=null}hydrate(){return this.hydrationPromise??=(async()=>{const n=this.internalTrack.demuxer.getSegmentedInputForPath(this.internalTrack.fullPath);let i=null;const o=(await n.getTrackBackings()).filter(u=>u.getType()===this.getType());if(o.length===1)i=o[0];else if(this instanceof z0){for(const u of o)if(await u.getCodec()===this.getCodec()){i=u;break}}else{C(this instanceof M0);for(const u of o)if(await u.getCodec()===this.getCodec()){i=u;break}}if(!i)throw new Error("Could not find matching track in underlying media data.");this.internalTrack.backingTrack=i})()}delegate(n){return this.internalTrack.backingTrack?n():this.hydrate().then(n)}getCodec(){throw new Error("Not implemented on base class.")}getDisposition(){return{...ea,default:this.internalTrack.autoselect,primary:this.internalTrack.default}}getId(){return this.internalTrack.id}getPairingMask(){return this.internalTrack.pairingMask}getInternalCodecId(){return null}getLanguageCode(){return this.internalTrack.languageCode}getName(){return this.internalTrack.name}getNumber(){C(this.internalTrack.demuxer.internalTracks);const n=this.internalTrack.info.type;let i=0;for(const r of this.internalTrack.demuxer.internalTracks)if(r.info.type===n&&i++,r===this.internalTrack)break;return i}getTimeResolution(){return this.delegate(()=>this.internalTrack.backingTrack.getTimeResolution())}isRelativeToUnixEpoch(){return this.delegate(()=>this.internalTrack.backingTrack.isRelativeToUnixEpoch())}getUnixTimeForTimestamp(n){return this.delegate(()=>this.internalTrack.backingTrack.getUnixTimeForTimestamp(n))}getBitrate(){return this.internalTrack.peakBitrate}getAverageBitrate(){return this.internalTrack.averageBitrate}async getDurationFromMetadata(n){return await this.hydrate(),this.internalTrack.backingTrack.getDurationFromMetadata(n)}async getLiveRefreshInterval(){return await this.hydrate(),this.internalTrack.backingTrack.getLiveRefreshInterval()}getHasOnlyKeyPackets(){return this.internalTrack.hasOnlyKeyPackets||null}async getFirstPacket(n){return await this.hydrate(),this.internalTrack.backingTrack.getFirstPacket(n)}async getPacket(n,i){return await this.hydrate(),this.internalTrack.backingTrack.getPacket(n,i)}async getKeyPacket(n,i){return await this.hydrate(),this.internalTrack.backingTrack.getKeyPacket(n,i)}async getNextPacket(n,i){return await this.hydrate(),this.internalTrack.backingTrack.getNextPacket(n,i)}async getNextKeyPacket(n,i){return await this.hydrate(),this.internalTrack.backingTrack.getNextKeyPacket(n,i)}}class z0 extends O0{constructor(n){super(n)}get backingVideoTrack(){return this.internalTrack.backingTrack}getType(){return"video"}getCodec(){return bs(this.internalTrack.fullCodecString)}getCodedWidth(){return this.delegate(()=>this.backingVideoTrack.getCodedWidth())}getCodedHeight(){return this.delegate(()=>this.backingVideoTrack.getCodedHeight())}getSquarePixelWidth(){return this.delegate(()=>this.backingVideoTrack.getSquarePixelWidth())}getSquarePixelHeight(){return this.delegate(()=>this.backingVideoTrack.getSquarePixelHeight())}getMetadataDisplayWidth(){return this.backingVideoTrack?null:this.internalTrack.info.width}getMetadataDisplayHeight(){return this.backingVideoTrack?null:this.internalTrack.info.height}getRotation(){return this.delegate(()=>this.backingVideoTrack.getRotation())}async getColorSpace(){return await this.hydrate(),this.backingVideoTrack.getColorSpace()}async canBeTransparent(){return await this.hydrate(),this.backingVideoTrack.canBeTransparent()}getMetadataCodecParameterString(){return this.backingVideoTrack?null:this.internalTrack.fullCodecString}async getDecoderConfig(){return await this.hydrate(),this.backingVideoTrack.getDecoderConfig()}}class M0 extends O0{constructor(n){super(n)}get backingAudioTrack(){return this.internalTrack.backingTrack}getType(){return"audio"}getCodec(){return bs(this.internalTrack.fullCodecString)}getNumberOfChannels(){return this.internalTrack.info.numberOfChannels!==null?this.internalTrack.info.numberOfChannels:this.delegate(()=>this.backingAudioTrack.getNumberOfChannels())}getSampleRate(){return this.delegate(()=>this.backingAudioTrack.getSampleRate())}getMetadataCodecParameterString(){return this.backingAudioTrack?null:this.internalTrack.fullCodecString}async getDecoderConfig(){return await this.hydrate(),this.backingAudioTrack.getDecoderConfig()}}const Zl=l=>{const n=l.get("default");if(n===null)return!1;const i=n.toUpperCase();if(i==="YES")return!0;if(i==="NO")return!1;throw new Error(`Invalid M3U8 file; #EXT-X-MEDIA DEFAULT attribute must be YES or NO, got "${n}".`)},Eg=l=>{const n=l.get("autoselect");if(n===null)return!1;const i=n.toUpperCase();if(i==="YES")return!0;if(i==="NO")return!1;throw new Error(`Invalid M3U8 file; #EXT-X-MEDIA AUTOSELECT attribute must be YES or NO, got "${n}".`)},Ag=l=>{if(l===null)return _t;const n=l.split("-")[0];return n||_t};class En{constructor(){this._isIsobmff=!1}}class N0 extends En{constructor(){super(...arguments),this._isIsobmff=!0}async _getMajorBrand(n){let i=n._reader.requestSlice(0,12);if(i instanceof Promise&&(i=await i),!i)return null;i.skip(4);const r=Je(i,4);return r!=="ftyp"&&r!=="styp"?null:Je(i,4)}_createDemuxer(n){return new Df(n)}}class k1 extends N0{async _canReadInput(n){const i=await this._getMajorBrand(n);if(i!==null)return i!=="qt ";let r=n._reader.requestSlice(4,4);if(r instanceof Promise&&(r=await r),!r)return!1;const o=Je(r,4);return o==="moof"||o==="sidx"}get name(){return"MP4"}get mimeType(){return"video/mp4"}}class b1 extends N0{async _canReadInput(n){return await this._getMajorBrand(n)==="qt "}get name(){return"QuickTime File Format"}get mimeType(){return"video/quicktime"}}class U0 extends En{async isSupportedEBMLOfDocType(n,i){let r=n._reader.requestSlice(0,Zn);if(r instanceof Promise&&(r=await r),!r)return!1;const o=T0(r);if(o===null||o<1||o>8||ve(r,o)!==K.EBML)return!1;const c=v0(r);if(typeof c!="number")return!1;let d=n._reader.requestSlice(r.filePos,c);if(d instanceof Promise&&(d=await d),!d)return!1;const m=r.filePos;for(;d.filePos<=m+c-fn;){const p=Qn(d);if(!p)break;const{id:y,size:g}=p,b=d.filePos;if(g===void 0)return!1;switch(y){case K.EBMLVersion:if(ve(d,g)!==1)return!1;break;case K.EBMLReadVersion:if(ve(d,g)!==1)return!1;break;case K.DocType:if(nr(d,g)!==i)return!1;break;case K.DocTypeVersion:if(ve(d,g)>4)return!1;break}d.filePos=b+g}return!0}_canReadInput(n){return this.isSupportedEBMLOfDocType(n,"matroska")}_createDemuxer(n){return new BS(n)}get name(){return"Matroska"}get mimeType(){return"video/x-matroska"}}class S1 extends U0{_canReadInput(n){return this.isSupportedEBMLOfDocType(n,"webm")}get name(){return"WebM"}get mimeType(){return"video/webm"}}class T1 extends En{async _canReadInput(n){let i=0;for(;;){let g=n._reader.requestSlice(i,dn);if(g instanceof Promise&&(g=await g),!g)break;const b=$n(g);if(!b)break;i=g.filePos+b.size}const r=await ff(n._reader,i,i+4096);if(!r)return!1;const o=r.header,u=Jg(o.mpegVersionId,o.channel);let c=n._reader.requestSlice(r.startPos+u,4);if(c instanceof Promise&&(c=await c),!c)return!1;const d=$(c);if(d===Zg||d===Wg)return!0;i=r.startPos+r.header.totalSize;const p=await ff(n._reader,i,i+ri);if(!p)return!1;const y=p.header;return!(o.channel!==y.channel||o.sampleRate!==y.sampleRate)}_createDemuxer(n){return new RS(n)}get name(){return"MP3"}get mimeType(){return"audio/mpeg"}}class v1 extends En{async _canReadInput(n){let i=n._reader.requestSlice(0,12);if(i instanceof Promise&&(i=await i),!i)return!1;const r=Je(i,4);return r!=="RIFF"&&r!=="RIFX"&&r!=="RF64"?!1:(i.skip(4),Je(i,4)==="WAVE")}_createDemuxer(n){return new VS(n)}get name(){return"WAVE"}get mimeType(){return"audio/wav"}}class w1 extends En{async _canReadInput(n){let i=n._reader.requestSlice(0,4);return i instanceof Promise&&(i=await i),i?Je(i,4)==="OggS":!1}_createDemuxer(n){return new HS(n)}get name(){return"Ogg"}get mimeType(){return"application/ogg"}}class x1 extends En{async _canReadInput(n){let i=0;for(;;){let o=n._reader.requestSlice(i,dn);if(o instanceof Promise&&(o=await o),!o)break;const u=$n(o);if(!u)break;i=o.filePos+u.size}let r=n._reader.requestSlice(i,4);return r instanceof Promise&&(r=await r),r?Je(r,4)==="fLaC":!1}get name(){return"FLAC"}get mimeType(){return"audio/flac"}_createDemuxer(n){return new $S(n)}}class C1 extends En{async _canReadInput(n){let i=0;for(;;){let c=n._reader.requestSlice(i,dn);if(c instanceof Promise&&(c=await c),!c)break;const d=$n(c);if(!d)break;i=c.filePos+d.size}let r=n._reader.requestSliceRange(i,df,fr);if(r instanceof Promise&&(r=await r),!r)return!1;const o=Ps(r);if(!o||(i+=o.frameLength,r=n._reader.requestSliceRange(i,df,fr),r instanceof Promise&&(r=await r),!r))return!1;const u=Ps(r);return u?o.objectType===u.objectType&&o.samplingFrequencyIndex===u.samplingFrequencyIndex&&o.channelConfiguration===u.channelConfiguration:!1}_createDemuxer(n){return new XS(n)}get name(){return"ADTS"}get mimeType(){return"audio/aac"}}class _1 extends En{async _canReadInput(n){const i=Qt+16+1;let r=n._reader.requestSlice(0,i);if(r instanceof Promise&&(r=await r),!r)return!1;const o=fe(r,i);return o[0]===71&&o[Qt]===71||o[0]===71&&o[Qt+16]===71?!0:o[4]===71&&o[4+Qt+4]===71}_createDemuxer(n){return new n1(n)}get name(){return"MPEG Transport Stream"}get mimeType(){return"video/MP2T"}}class F0 extends En{async _canReadInput(n){let i=n._reader.requestSlice(0,7);if(i instanceof Promise&&(i=await i),!i||!(Je(i,7)==="#EXTM3U"))return!1;if(!(n._rootSource instanceof Ds))throw new TypeError("HLS inputs require `InputOptions.source` to be a PathedSource or a ref to one.");return n._rootSource._usedForHls=!0,!0}_createDemuxer(n){return new y1(n)}get name(){return"HTTP Live Streaming (HLS)"}get mimeType(){return P0}}const E1=new k1,A1=new b1,P1=new U0,B1=new S1,D1=new T1,I1=new v1,R1=new w1,O1=new C1,z1=new x1,M1=new _1,N1=new F0,U1=[N1,E1,A1,P1,B1,I1,R1,z1,D1,O1,M1],F1=(l,n)=>{if(!l||typeof l!="object")throw new TypeError(`${n}, when provided, must be an object.`);if(l.isobmff!==void 0){if(!l.isobmff||typeof l.isobmff!="object")throw new TypeError(`${n}.isobmff, when provided, must be an object.`);if(l.isobmff.resolveKeyId!==void 0&&typeof l.isobmff.resolveKeyId!="function")throw new TypeError(`${n}.isobmff.resolveKeyId, when provided, must be a function.`)}if(l.hls!==void 0){if(!l.hls||typeof l.hls!="object")throw new TypeError(`${n}.hls, when provided, must be an object.`);if(l.hls.offsetTimestampsByDateTime!==void 0&&typeof l.hls.offsetTimestampsByDateTime!="boolean")throw new TypeError(`${n}.hls.offsetTimestampsByDateTime, when provided, must be a boolean.`)}};Tf();let Pg=-1/0,Bg=-1/0,pf=null;typeof FinalizationRegistry<"u"&&(pf=new FinalizationRegistry(l=>{const n=performance.now();l.type==="video"?(n-Pg>=1e3&&(ke._error("A VideoSample was garbage collected without first being closed. For proper resource management, make sure to call close() on all your VideoSamples as soon as you're done using them."),Pg=n),typeof VideoFrame<"u"&&l.data instanceof VideoFrame&&l.data.close()):(n-Bg>=1e3&&(ke._error("An AudioSample was garbage collected without first being closed. For proper resource management, make sure to call close() on all your AudioSamples as soon as you're done using them."),Bg=n),typeof AudioData<"u"&&l.data instanceof AudioData&&l.data.close())}));const q1=["I420","I420P10","I420P12","I420A","I420AP10","I420AP12","I422","I422P10","I422P12","I422A","I422AP10","I422AP12","I444","I444P10","I444P12","I444A","I444AP10","I444AP12","NV12","RGBA","RGBX","BGRA","BGRX"];new Set(q1);const Wl=new Set(["f32","f32-planar","s16","s16-planar","s32","s32-planar","u8","u8-planar"]);class cs{constructor(){this._referenceCount=0}}class Cn{get microsecondTimestamp(){return Math.trunc(lo*this.timestamp)}get microsecondDuration(){return Math.trunc(lo*this.duration)}constructor(n){if(this._closed=!1,us(n)){if(n.format===null)throw new TypeError("AudioData with null format is not supported.");this._data=n,this.format=n.format,this.sampleRate=n.sampleRate,this.numberOfFrames=n.numberOfFrames,this.numberOfChannels=n.numberOfChannels,this.timestamp=n.timestamp/1e6,this.duration=n.numberOfFrames/n.sampleRate}else if(n instanceof cs){if(this._data=n,n._referenceCount++,this.format=n.getFormat(),!Wl.has(this.format))throw new TypeError("getFormat() must return an AudioSampleFormat.");if(this.sampleRate=n.getSampleRate(),!Number.isInteger(this.sampleRate)||this.sampleRate<=0)throw new TypeError("getSampleRate() must return a positive integer.");if(this.numberOfFrames=n.getNumberOfFrames(),!Number.isInteger(this.numberOfFrames)||this.numberOfFrames<0)throw new TypeError("getNumberOfFrames() must return a non-negative integer.");if(this.numberOfChannels=n.getNumberOfChannels(),!Number.isInteger(this.numberOfChannels)||this.numberOfChannels<=0)throw new TypeError("getNumberOfChannels() must return a positive integer.");if(this.timestamp=n.getTimestamp(),!Number.isFinite(this.timestamp))throw new TypeError("getTimestamp() must return a finite number.");this.duration=this.numberOfFrames/this.sampleRate}else{if(!n||typeof n!="object")throw new TypeError("Invalid AudioDataInit: must be an object.");if(!Wl.has(n.format))throw new TypeError("Invalid AudioDataInit: invalid format.");if(!Number.isFinite(n.sampleRate)||n.sampleRate<=0)throw new TypeError("Invalid AudioDataInit: sampleRate must be > 0.");if(!Number.isInteger(n.numberOfChannels)||n.numberOfChannels===0)throw new TypeError("Invalid AudioDataInit: numberOfChannels must be an integer > 0.");if(!Number.isFinite(n?.timestamp))throw new TypeError("init.timestamp must be a number.");const i=n.data.byteLength/(Pa(n.format)*n.numberOfChannels);if(!Number.isInteger(i))throw new TypeError("Invalid AudioDataInit: data size is not a multiple of frame size.");this.format=n.format,this.sampleRate=n.sampleRate,this.numberOfFrames=i,this.numberOfChannels=n.numberOfChannels,this.timestamp=n.timestamp,this.duration=i/n.sampleRate;let r;if(n.data instanceof ArrayBuffer)r=new Uint8Array(n.data);else if(ArrayBuffer.isView(n.data))r=new Uint8Array(n.data.buffer,n.data.byteOffset,n.data.byteLength);else throw new TypeError("Invalid AudioDataInit: data is not a BufferSource.");const o=this.numberOfFrames*this.numberOfChannels*Pa(this.format);if(r.byteLength=this.numberOfFrames)throw new RangeError("frameOffset out of range");const o=n.frameCount!==void 0?n.frameCount:this.numberOfFrames-r;if(o>this.numberOfFrames-r)throw new RangeError("frameCount out of range");const u=Pa(i),c=ei(i);if(c&&n.planeIndex>=this.numberOfChannels)throw new RangeError("planeIndex out of range");if(!c&&n.planeIndex!==0)throw new RangeError("planeIndex out of range");return(c?o:o*this.numberOfChannels)*u}copyTo(n,i){if(!Rb(n))throw new TypeError("destination must be an ArrayBuffer or an ArrayBuffer view.");if(!i||typeof i!="object")throw new TypeError("options must be an object.");if(!Number.isInteger(i.planeIndex)||i.planeIndex<0)throw new TypeError("planeIndex must be a non-negative integer.");if(i.format!==void 0&&!Wl.has(i.format))throw new TypeError("Invalid format.");if(i.frameOffset!==void 0&&(!Number.isInteger(i.frameOffset)||i.frameOffset<0))throw new TypeError("frameOffset must be a non-negative integer.");if(i.frameCount!==void 0&&(!Number.isInteger(i.frameCount)||i.frameCount<0))throw new TypeError("frameCount must be a non-negative integer.");if(this._closed)throw new Error("AudioSample is closed.");const{format:r,frameCount:o,frameOffset:u}=i;let{planeIndex:c}=i;const d=this.format,m=r??this.format;if(!m)throw new Error("Destination format not determined");const p=this.numberOfFrames,y=this.numberOfChannels,g=u??0;if(g>=p)throw new RangeError("frameOffset out of range");const b=o!==void 0?o:p-g;if(b>p-g)throw new RangeError("frameCount out of range");const T=Pa(m),w=ei(m);if(w&&c>=y)throw new RangeError("planeIndex out of range");if(!w&&c!==0)throw new RangeError("planeIndex out of range");const E=(w?b:b*y)*T;if(n.byteLength2&&m!==d?H1(this._data,x,d,m,y,c,g,b):this._data.copyTo(n,{planeIndex:c,frameOffset:g,frameCount:b,format:m});else{const _=q0(d),D=Pa(d),B=ei(d);let z;if(this._data instanceof cs){const H=R=>{const X=this._data.getDataPlane(R);if(!(X instanceof Uint8Array))throw new TypeError("getDataPlane() must return a Uint8Array.");const W=p*D*(B?1:y);if(X.byteLength!==W)throw new TypeError(`Data plane ${R} has invalid size. Expected exactly ${W} bytes, got ${X.byteLength} bytes.`);return X};if(B)if(w)z=H(c),c=0;else{z=new Uint8Array(p*D*y);for(let R=0;Rthis.numberOfFrames)throw new RangeError("startSample out of range.");if(i>this.numberOfFrames)throw new RangeError("endSample out of range.");if(i0)for(let d=0;d0&&this.copyTo(u,{planeIndex:0,format:this.format,frameOffset:n,frameCount:r});return new Cn({data:u,format:this.format,sampleRate:this.sampleRate,numberOfChannels:this.numberOfChannels,timestamp:this.timestamp+n/this.sampleRate})}close(){this._closed||(pf?.unregister(this),this._data instanceof cs?(this._data._referenceCount--,this._data._referenceCount===0&&this._data.close()):us(this._data)?this._data.close():this._data=new Uint8Array(0),this._closed=!0)}toAudioData(){if(this._closed)throw new Error("AudioSample is closed.");return this._data instanceof cs?this._createAudioDataFromData():us(this._data)?this._data.timestamp===this.microsecondTimestamp?this._data.clone():this._createAudioDataFromData():new AudioData({format:this.format,sampleRate:this.sampleRate,numberOfFrames:this.numberOfFrames,numberOfChannels:this.numberOfChannels,timestamp:this.microsecondTimestamp,data:this._data.buffer instanceof ArrayBuffer?this._data.buffer:this._data.slice()})}_createAudioDataFromData(){if(ei(this.format)){const n=this.allocationSize({planeIndex:0,format:this.format}),i=new ArrayBuffer(n*this.numberOfChannels);for(let r=0;r0;){const y=Math.min(d,p),g=new Float32Array(o*y);for(let b=0;b0;){const g=Math.min(d,p),b=new Float32Array(o*g);for(let w=0;w{switch(l){case"u8":case"u8-planar":return 1;case"s16":case"s16-planar":return 2;case"s32":case"s32-planar":return 4;case"f32":case"f32-planar":return 4;default:throw new Error("Unknown AudioSampleFormat")}},ei=l=>{switch(l){case"u8-planar":case"s16-planar":case"s32-planar":case"f32-planar":return!0;default:return!1}},q0=l=>{switch(l){case"u8":case"u8-planar":return(n,i)=>(n.getUint8(i)-128)/128;case"s16":case"s16-planar":return(n,i)=>n.getInt16(i,!0)/32768;case"s32":case"s32-planar":return(n,i)=>n.getInt32(i,!0)/2147483648;case"f32":case"f32-planar":return(n,i)=>n.getFloat32(i,!0)}},H0=l=>{switch(l){case"u8":case"u8-planar":return(n,i,r)=>n.setUint8(i,or((r+1)*127.5,0,255));case"s16":case"s16-planar":return(n,i,r)=>n.setInt16(i,or(Math.round(r*32767),-32768,32767),!0);case"s32":case"s32-planar":return(n,i,r)=>n.setInt32(i,or(Math.round(r*2147483647),-2147483648,2147483647),!0);case"f32":case"f32-planar":return(n,i,r)=>n.setFloat32(i,r,!0)}},us=l=>typeof AudioData<"u"&&l instanceof AudioData,H1=(l,n,i,r,o,u,c,d)=>{const m=q0(i),p=H0(r),y=Pa(i),g=Pa(r),b=ei(i);if(ei(r))if(b){const w=new ArrayBuffer(d*y),S=Re(w);l.copyTo(w,{planeIndex:u,frameOffset:c,frameCount:d,format:i});for(let E=0;E{let i=0,r=0,o=~l;o&128&&(o&=-129,i=-1),r=((o&240)>>4)+5;const u=(1<{let n=0,i=0,r=l^85;r&128&&(r&=-129,n=-1),i=((r&240)>>4)+4;let o=0;return i!==4?o=1<{if(!l||typeof l!="object")throw new TypeError("options must be an object.");if(l.metadataOnly!==void 0&&typeof l.metadataOnly!="boolean")throw new TypeError("options.metadataOnly, when defined, must be a boolean.");if(l.verifyKeyPackets!==void 0&&typeof l.verifyKeyPackets!="boolean")throw new TypeError("options.verifyKeyPackets, when defined, must be a boolean.");if(l.verifyKeyPackets&&l.metadataOnly)throw new TypeError("options.verifyKeyPackets and options.metadataOnly cannot be enabled together.");if(l.skipLiveWait!==void 0&&typeof l.skipLiveWait!="boolean")throw new TypeError("options.skipLiveWait, when defined, must be a boolean.")},si=l=>{if(!vf(l))throw new TypeError("timestamp must be a number.")},$u=(l,n,i)=>i.verifyKeyPackets?n.then(async r=>{if(!r||r.type==="delta")return r;const o=await l.determinePacketType(r);return o&&(r.type=o),r}):n;class V0{constructor(n){if(!(n instanceof Is))throw new TypeError("track must be an InputTrack.");this._track=n}async getFirstPacket(n={}){if(Ja(n),this._track.input._disposed)throw new Ct;return $u(this._track,this._track._backing.getFirstPacket(n),n)}async getFirstKeyPacket(n={}){Ja(n);const i=await this.getFirstPacket(n);return i?i.type==="key"?i:this.getNextKeyPacket(i,n):null}async getPacket(n,i={}){if(si(n),Ja(i),this._track.input._disposed)throw new Ct;return $u(this._track,this._track._backing.getPacket(n,i),i)}async getNextPacket(n,i={}){if(!(n instanceof dt))throw new TypeError("packet must be an EncodedPacket.");if(Ja(i),this._track.input._disposed)throw new Ct;return $u(this._track,this._track._backing.getNextPacket(n,i),i)}async getKeyPacket(n,i={}){if(si(n),Ja(i),this._track.input._disposed)throw new Ct;if(!i.verifyKeyPackets)return this._track._backing.getKeyPacket(n,i);const r=await this._track._backing.getKeyPacket(n,i);return r&&(C(r.type==="key"),await this._track.determinePacketType(r)==="delta"?this.getKeyPacket(r.timestamp-1/await this._track.getTimeResolution(),i):r)}async getNextKeyPacket(n,i={}){if(!(n instanceof dt))throw new TypeError("packet must be an EncodedPacket.");if(Ja(i),this._track.input._disposed)throw new Ct;if(!i.verifyKeyPackets)return this._track._backing.getNextKeyPacket(n,i);const r=await this._track._backing.getNextKeyPacket(n,i);return r&&(C(r.type==="key"),await this._track.determinePacketType(r)==="delta"?this.getNextKeyPacket(r,i):r)}packets(n,i,r={}){if(n!==void 0&&!(n instanceof dt))throw new TypeError("startPacket must be an EncodedPacket.");if(n!==void 0&&n.isMetadataOnly&&!r?.metadataOnly)throw new TypeError("startPacket can only be metadata-only if options.metadataOnly is enabled.");if(i!==void 0&&!(i instanceof dt))throw new TypeError("endPacket must be an EncodedPacket.");if(Ja(r),this._track.input._disposed)throw new Ct;const o=[];let{promise:u,resolve:c}=zt(),{promise:d,resolve:m}=zt(),p=!1,y=!1,g=null,b=!1;const T=[],w=()=>Math.max(2,T.length);(async()=>{let E=n??await this.getFirstPacket(r);for(;E&&!y&&!this._track.input._disposed&&!(i&&E.sequenceNumber>=i?.sequenceNumber);){if(o.length>w()){({promise:d,resolve:m}=zt()),await d;continue}o.push(E),c(),{promise:u,resolve:c}=zt(),E=await this.getNextPacket(E,r)}p=!0,c()})().catch(E=>{b||(g=E,b=!0,c())});const S=this._track;return{async next(){for(;;){if(S.input._disposed)throw new Ct;if(y)return{value:void 0,done:!0};if(b)throw g;if(o.length>0){const E=o.shift(),x=performance.now();for(T.push(x);T.length>0&&x-T[0]>=1e3;)T.shift();return m(),{value:E,done:!1}}else{if(p)return{value:void 0,done:!0};await u}}},async return(){return y=!0,m(),c(),{value:void 0,done:!0}},async throw(E){throw E},[Symbol.asyncIterator](){return this}}}}class j0{constructor(n,i){this.onSample=n,this.onError=i}}class X1{mediaSamplesInRange(n=-1/0,i=1/0,r){si(n),si(i);const o=[];let u=!1,c=null,{promise:d,resolve:m}=zt(),{promise:p,resolve:y}=zt(),g=!1,b=!1,T=!1,w=null,S=!1;const E={...r,verifyKeyPackets:!0,metadataOnly:!1};(async()=>{const _=await this._createDecoder(R=>{if(y(),R.timestamp>=i&&(b=!0),b){R.close();return}c&&(R.timestamp>n?(o.push(c),u=!0):c.close()),R.timestamp>=n&&(o.push(R),u=!0),c=u?null:R,o.length>0&&(m(),{promise:d,resolve:m}=zt())},R=>{S||(w=R,S=!0,m())}),D=this._createPacketSink(),B=await D.getKeyPacket(n,E)??await D.getFirstKeyPacket(E);let z=B;const H=D.packets(B??void 0,void 0,E);for(await H.next();z&&!b&&!this._track.input._disposed;){const R=Dg(o.length);if(o.length+_.getDecodeQueueSize()>R){({promise:p,resolve:y}=zt()),await p;continue}_.decode(z);const X=await H.next();if(X.done)break;z=X.value}await H.return(),!T&&!this._track.input._disposed&&await _.flush(),_.close(),!u&&c&&o.push(c),g=!0,m()})().catch(_=>{S||(w=_,S=!0,m())});const x=this._track,P=()=>{c?.close();for(const _ of o)_.close()};return{async next(){for(;;){if(x.input._disposed)throw P(),new Ct;if(T)return{value:void 0,done:!0};if(S)throw P(),w;if(o.length>0){const _=o.shift();return y(),{value:_,done:!1}}else if(!g)await d;else return{value:void 0,done:!0}}},async return(){return T=!0,b=!0,y(),m(),P(),{value:void 0,done:!0}},async throw(_){throw _},[Symbol.asyncIterator](){return this}}}mediaSamplesAtTimestamps(n,i){Ub(n);const r=Nb(n),o=[],u=[];let{promise:c,resolve:d}=zt(),{promise:m,resolve:p}=zt(),y=!1,g=!1,b=null,T=!1;const w=P=>{u.push(P),d(),{promise:c,resolve:d}=zt()},S={...i,verifyKeyPackets:!0,metadataOnly:!1};(async()=>{const P=await this._createDecoder(R=>{if(p(),g){R.close();return}let X=0;for(;o.length>0&&R.timestamp-o[0]>-1e-10;)X++,o.shift();if(X>0)for(let W=0;W{T||(b=R,T=!0,d())}),_=this._createPacketSink();let D=null,B=null,z=-1;const L=async()=>{C(B);let R=B;for(P.decode(R);R.sequenceNumberX&&!g;)({promise:m,resolve:p}=zt()),await m;if(g)break;const W=await _.getNextPacket(R,S);C(W),P.decode(W),R=W}z=-1},H=async()=>{await P.flush();for(let R=0;R{T||(b=P,T=!0,d())});const E=this._track,x=()=>{for(const P of u)P?.close()};return{async next(){for(;;){if(E.input._disposed)throw x(),new Ct;if(g)return{value:void 0,done:!0};if(T)throw x(),b;if(u.length>0){const P=u.shift();return C(P!==void 0),p(),{value:P,done:!1}}else if(!y)await c;else return{value:void 0,done:!0}}},async return(){return g=!0,p(),d(),x(),{value:void 0,done:!0}},async throw(P){throw P},[Symbol.asyncIterator](){return this}}}}const Dg=l=>l===0?40:8;class G1 extends j0{constructor(n,i,r,o){super(n,i),this.decoder=null,this.customDecoder=null,this.customDecoderCallSerializer=new Vb,this.customDecoderQueueSize=0,this.currentTimestamp=null,this.expectedFirstTimestamp=null,this.timestampOffset=0;const u=d=>{let m=d.timestamp;this.expectedFirstTimestamp&&this.currentTimestamp===null&&(this.timestampOffset=this.expectedFirstTimestamp-m),m+=this.timestampOffset,(this.currentTimestamp===null||Math.abs(m-this.currentTimestamp)>=d.duration)&&(this.currentTimestamp=m);const p=this.currentTimestamp;if(this.currentTimestamp+=d.duration,d.numberOfFrames===0){d.close();return}const y=o.sampleRate;d.setTimestamp(Math.round(p*y)/y),n(d)},c=L0.find(d=>d.supports(r,o));if(c)this.customDecoder=new c,this.customDecoder.codec=r,this.customDecoder.config=o,this.customDecoder.onSample=d=>{if(!(d instanceof Cn))throw new TypeError("The argument passed to onSample must be an AudioSample.");u(d)},this.customDecoder.onError=d=>{i(d)},this.customDecoderCallSerializer.call(()=>this.customDecoder.init()).catch(d=>i(d));else{const d=new Error("Decoding error").stack;this.decoder=new AudioDecoder({output:m=>{try{u(new Cn(m))}catch(p){this.onError(p)}},error:m=>{m.stack=d,this.onError(m)}}),this.decoder.configure(o)}}getDecodeQueueSize(){return this.customDecoder?this.customDecoderQueueSize:(C(this.decoder),this.decoder.decodeQueueSize)}decode(n){this.customDecoder?(this.customDecoderQueueSize++,this.customDecoderCallSerializer.call(()=>this.customDecoder.decode(n)).catch(i=>this.onError(i)).finally(()=>this.customDecoderQueueSize--)):(C(this.decoder),this.expectedFirstTimestamp??=n.timestamp,this.decoder.decode(n.toEncodedAudioChunk()))}async flush(){this.customDecoder?await this.customDecoderCallSerializer.call(()=>this.customDecoder.flush()):(C(this.decoder),await this.decoder.flush()),this.currentTimestamp=null,this.expectedFirstTimestamp=null,this.timestampOffset=0}close(){this.customDecoder?this.customDecoderCallSerializer.call(()=>this.customDecoder.close()):(C(this.decoder),this.decoder.close())}}class K1 extends j0{constructor(n,i,r){super(n,i),this.decoderConfig=r,this.currentTimestamp=null,C(hr.includes(r.codec)),this.codec=r.codec;const{dataType:o,sampleSize:u,littleEndian:c}=Qg(this.codec);switch(this.inputSampleSize=u,u){case 1:o==="unsigned"?this.readInputValue=(d,m)=>d.getUint8(m)-2**7:o==="signed"?this.readInputValue=(d,m)=>d.getInt8(m):o==="ulaw"?this.readInputValue=(d,m)=>V1(d.getUint8(m)):o==="alaw"?this.readInputValue=(d,m)=>j1(d.getUint8(m)):C(!1);break;case 2:o==="unsigned"?this.readInputValue=(d,m)=>d.getUint16(m,c)-2**15:o==="signed"?this.readInputValue=(d,m)=>d.getInt16(m,c):C(!1);break;case 3:o==="unsigned"?this.readInputValue=(d,m)=>mo(d,m,c)-2**23:o==="signed"?this.readInputValue=(d,m)=>Fb(d,m,c):C(!1);break;case 4:o==="unsigned"?this.readInputValue=(d,m)=>d.getUint32(m,c)-2**31:o==="signed"?this.readInputValue=(d,m)=>d.getInt32(m,c):o==="float"?this.readInputValue=(d,m)=>d.getFloat32(m,c):C(!1);break;case 8:o==="float"?this.readInputValue=(d,m)=>d.getFloat64(m,c):C(!1);break;default:xs(u),C(!1)}switch(u){case 1:o==="ulaw"||o==="alaw"?(this.outputSampleSize=2,this.outputFormat="s16",this.writeOutputValue=(d,m,p)=>d.setInt16(m,p,!0)):(this.outputSampleSize=1,this.outputFormat="u8",this.writeOutputValue=(d,m,p)=>d.setUint8(m,p+2**7));break;case 2:this.outputSampleSize=2,this.outputFormat="s16",this.writeOutputValue=(d,m,p)=>d.setInt16(m,p,!0);break;case 3:this.outputSampleSize=4,this.outputFormat="s32",this.writeOutputValue=(d,m,p)=>d.setInt32(m,p<<8,!0);break;case 4:this.outputSampleSize=4,o==="float"?(this.outputFormat="f32",this.writeOutputValue=(d,m,p)=>d.setFloat32(m,p,!0)):(this.outputFormat="s32",this.writeOutputValue=(d,m,p)=>d.setInt32(m,p,!0));break;case 8:this.outputSampleSize=4,this.outputFormat="f32",this.writeOutputValue=(d,m,p)=>d.setFloat32(m,p,!0);break;default:xs(u),C(!1)}}getDecodeQueueSize(){return 0}decode(n){const i=Re(n.data),r=n.byteLength/this.decoderConfig.numberOfChannels/this.inputSampleSize,o=r*this.decoderConfig.numberOfChannels*this.outputSampleSize,u=new ArrayBuffer(o),c=new DataView(u);for(let y=0;y=d)&&(this.currentTimestamp=n.timestamp);const m=this.currentTimestamp;this.currentTimestamp+=d;const p=new Cn({format:this.outputFormat,data:u,numberOfChannels:this.decoderConfig.numberOfChannels,sampleRate:this.decoderConfig.sampleRate,numberOfFrames:r,timestamp:m});this.onSample(p)}async flush(){}close(){}}class Y1 extends X1{constructor(n){if(!(n instanceof So))throw new TypeError("audioTrack must be an InputAudioTrack.");super(),this._track=n}async _createDecoder(n,i){if(!await this._track.canDecode())throw new Error("This audio track cannot be decoded by this browser. Make sure to check decodability before using a track.");const r=await this._track.getCodec(),o=await this._track.getDecoderConfig();return C(r&&o),hr.includes(o.codec)?new K1(n,i,o):new G1(n,i,r,o)}_createPacketSink(){return new V0(this._track)}async getSample(n,i={}){si(n);for await(const r of this.mediaSamplesAtTimestamps([n],i))return r;throw new Error("Internal error: Iterator returned nothing.")}samples(n,i,r={}){return this.mediaSamplesInRange(n,i,r)}samplesAtTimestamps(n,i={}){return this.mediaSamplesAtTimestamps(n,i)}}class Q1{constructor(n){if(!(n instanceof So))throw new TypeError("audioTrack must be an InputAudioTrack.");this._audioSampleSink=new Y1(n)}_audioSampleToWrappedArrayBuffer(n){const i={buffer:n.toAudioBuffer(),timestamp:n.timestamp,duration:n.duration};return n.close(),i}async getBuffer(n,i){si(n);const r=await this._audioSampleSink.getSample(n,i);return r&&this._audioSampleToWrappedArrayBuffer(r)}buffers(n,i,r){return Gp(this._audioSampleSink.samples(n,i,r),o=>this._audioSampleToWrappedArrayBuffer(o))}buffersAtTimestamps(n,i){return Gp(this._audioSampleSink.samplesAtTimestamps(n,i),r=>r&&this._audioSampleToWrappedArrayBuffer(r))}}class Is{constructor(n,i){this.input=n,this._backing=i}isVideoTrack(){return this instanceof X0}isAudioTrack(){return this instanceof So}get id(){return this._backing.getId()}get number(){return this._backing.getNumber()}async getInternalCodecId(){return this._backing.getInternalCodecId()}get internalCodecId(){return Qe(this._backing.getInternalCodecId(),"internalCodecId","getInternalCodecId")}async getLanguageCode(){return this._backing.getLanguageCode()}get languageCode(){return Qe(this._backing.getLanguageCode(),"languageCode","getLanguageCode")}async getName(){return this._backing.getName()}get name(){return Qe(this._backing.getName(),"name","getName")}async getTimeResolution(){return this._backing.getTimeResolution()}get timeResolution(){return Qe(this._backing.getTimeResolution(),"timeResolution","getTimeResolution")}async isRelativeToUnixEpoch(){return this._backing.isRelativeToUnixEpoch()}async getUnixTimeForTimestamp(n){return this._backing.getUnixTimeForTimestamp(n)}async hasUnixTimeMapping(){return await this._backing.getUnixTimeForTimestamp(await this.getFirstTimestamp())!==null}async getDisposition(){return this._backing.getDisposition()}get disposition(){return Qe(this._backing.getDisposition(),"disposition","getDisposition")}async getBitrate(){return this._backing.getBitrate()}async getAverageBitrate(){return this._backing.getAverageBitrate()}async getFirstTimestamp(){return(await this._backing.getFirstPacket({metadataOnly:!0}))?.timestamp??0}async computeDuration(n){const i=await this._backing.getPacket(1/0,{metadataOnly:!0,...n}),r=(i?.timestamp??0)+(i?.duration??0);return Lg(r,await this.getTimeResolution())}async getDurationFromMetadata(n={}){return this._backing.getDurationFromMetadata(n)}async computePacketStats(n=1/0,i){const r=new V0(this);let o=1/0,u=-1/0,c=0,d=0;for await(const m of r.packets(void 0,void 0,{metadataOnly:!0,...i})){if(c>=n&&m.timestamp>=u)break;o=Math.min(o,m.timestamp),u=Math.max(u,m.timestamp+m.duration),c++,d+=m.byteLength}return{packetCount:c,averagePacketRate:c?Number((c/(u-o)).toPrecision(16)):0,averageBitrate:c?Number((8*d/(u-o)).toPrecision(16)):0}}async isLive(){return await this._backing.getLiveRefreshInterval()!==null}async getLiveRefreshInterval(){return this._backing.getLiveRefreshInterval()}canBePairedWith(n){if(!(n instanceof Is))throw new TypeError("other must be an InputTrack.");return this.input!==n.input||this===n?!1:(this._backing.getPairingMask()&n._backing.getPairingMask())!==0n}async getPairableTracks(n){return this.input.getTracks(ti({filter:i=>i.canBePairedWith(this)},n))}async getPairableVideoTracks(n){return this.input.getVideoTracks(ti({filter:i=>i.canBePairedWith(this)},n))}async getPairableAudioTracks(n){return this.input.getAudioTracks(ti({filter:i=>i.canBePairedWith(this)},n))}async getPrimaryPairableVideoTrack(n){return this.input.getPrimaryVideoTrack(ti({filter:i=>i.canBePairedWith(this)},n))}async getPrimaryPairableAudioTrack(n){return this.input.getPrimaryAudioTrack(ti({filter:i=>i.canBePairedWith(this)},n))}async hasPairableTrack(n){n&&=ef(n);const i=await this.input.getTracks();for(const r of i)if(this.canBePairedWith(r)&&(!n||await n(r)))return!0;return!1}hasPairableVideoTrack(n){return n&&=ef(n),this.hasPairableTrack(async i=>i.isVideoTrack()&&(!n||await n(i)))}hasPairableAudioTrack(n){return n&&=ef(n),this.hasPairableTrack(async i=>i.isAudioTrack()&&(!n||await n(i)))}}const Qe=(l,n,i)=>{if(l instanceof Promise)throw new Error(`'${n}' is deprecated and not available synchronously for this track. Use the preferred '${i}()' instead.`);return l},ef=l=>{if(l!==void 0&&typeof l!="function")throw new TypeError("predicate, when provided, must be a function.");return l?n=>{const i=o=>{if(typeof o!="boolean")throw new TypeError("predicate must return or resolve to a boolean value.");return o},r=l(n);return r instanceof Promise?r.then(i):i(r)}:void 0};class X0 extends Is{constructor(n,i){super(n,i),this._pixelAspectRatioCache=null,this._backing=i}get type(){return"video"}async getCodec(){return this._backing.getCodec()}get codec(){return Qe(this._backing.getCodec(),"codec","getCodec")}async hasOnlyKeyPackets(){return await this._backing.getHasOnlyKeyPackets?.()??await this._backing.getCodec()==="prores"}async getCodedWidth(){return this._backing.getCodedWidth()}get codedWidth(){return Qe(this._backing.getCodedWidth(),"codedWidth","getCodedWidth")}async getCodedHeight(){return this._backing.getCodedHeight()}get codedHeight(){return Qe(this._backing.getCodedHeight(),"codedHeight","getCodedHeight")}async getRotation(){return this._backing.getRotation()}get rotation(){return Qe(this._backing.getRotation(),"rotation","getRotation")}async getSquarePixelWidth(){return this._backing.getSquarePixelWidth()}get squarePixelWidth(){return Qe(this._backing.getSquarePixelWidth(),"squarePixelWidth","getSquarePixelWidth")}async getSquarePixelHeight(){return this._backing.getSquarePixelHeight()}get squarePixelHeight(){return Qe(this._backing.getSquarePixelHeight(),"squarePixelHeight","getSquarePixelHeight")}async getPixelAspectRatio(){return this._pixelAspectRatioCache??=Yp({num:await this.getSquarePixelWidth()*await this.getCodedHeight(),den:await this.getSquarePixelHeight()*await this.getCodedWidth()})}get pixelAspectRatio(){return this._pixelAspectRatioCache??=Yp({num:Qe(this._backing.getSquarePixelWidth(),"pixelAspectRatio","getPixelAspectRatio")*Qe(this._backing.getCodedHeight(),"pixelAspectRatio","getPixelAspectRatio"),den:Qe(this._backing.getSquarePixelHeight(),"pixelAspectRatio","getPixelAspectRatio")*Qe(this._backing.getCodedWidth(),"pixelAspectRatio","getPixelAspectRatio")})}async getDisplayWidth(){const n=await this._backing.getMetadataDisplayWidth?.();return n??(await this.getRotation()%180===0?this.getSquarePixelWidth():this.getSquarePixelHeight())}get displayWidth(){const n=this._backing.getMetadataDisplayWidth?.();if(n!==void 0){const o=Qe(n,"displayWidth","getDisplayWidth");if(o!==null)return o}const r=Qe(this._backing.getRotation(),"displayWidth","getDisplayWidth")%180===0?this._backing.getSquarePixelWidth():this._backing.getSquarePixelHeight();return Qe(r,"displayWidth","getDisplayWidth")}async getDisplayHeight(){const n=await this._backing.getMetadataDisplayHeight?.();return n??(await this.getRotation()%180===0?this.getSquarePixelHeight():this.getSquarePixelWidth())}get displayHeight(){const n=this._backing.getMetadataDisplayHeight?.();if(n!==void 0){const o=Qe(n,"displayHeight","getDisplayHeight");if(o!==null)return o}const r=Qe(this._backing.getRotation(),"displayHeight","getDisplayHeight")%180===0?this._backing.getSquarePixelHeight():this._backing.getSquarePixelWidth();return Qe(r,"displayHeight","getDisplayHeight")}async getColorSpace(){return this._backing.getColorSpace()}async hasHighDynamicRange(){const n=await this._backing.getColorSpace();return n.primaries==="bt2020"||n.primaries==="smpte432"||n.transfer==="pq"||n.transfer==="hlg"||n.matrix==="bt2020-ncl"}async canBeTransparent(){return this._backing.canBeTransparent()}async getDecoderConfig(){return this._backing.getDecoderConfig()}async getCodecParameterString(){const n=await this._backing.getMetadataCodecParameterString?.();return n??(await this._backing.getDecoderConfig())?.codec??null}async canDecode(){try{const n=await this._backing.getDecoderConfig();if(!n)return!1;const i=await this._backing.getCodec();return C(i!==null),L1.some(o=>o.supports(i,n))?!0:typeof VideoDecoder>"u"?!1:(await VideoDecoder.isConfigSupported(n)).supported===!0}catch(n){return ke._error("Error during decodability check:",n),!1}}async determinePacketType(n){if(!(n instanceof dt))throw new TypeError("packet must be an EncodedPacket.");if(n.isMetadataOnly)throw new TypeError("packet must not be metadata-only to determine its type.");const i=await this.getCodec();if(i===null)return null;const r=await this.getDecoderConfig();return C(r),c0(i,r,n.data)}}class So extends Is{constructor(n,i){super(n,i),this._backing=i}get type(){return"audio"}async getCodec(){return this._backing.getCodec()}get codec(){return Qe(this._backing.getCodec(),"codec","getCodec")}async hasOnlyKeyPackets(){return await this._backing.getHasOnlyKeyPackets?.()??!0}async getNumberOfChannels(){return this._backing.getNumberOfChannels()}get numberOfChannels(){return Qe(this._backing.getNumberOfChannels(),"numberOfChannels","getNumberOfChannels")}async getSampleRate(){return this._backing.getSampleRate()}get sampleRate(){return Qe(this._backing.getSampleRate(),"sampleRate","getSampleRate")}async getDecoderConfig(){return this._backing.getDecoderConfig()}async getCodecParameterString(){const n=await this._backing.getMetadataCodecParameterString?.();return n??(await this._backing.getDecoderConfig())?.codec??null}async canDecode(){try{const n=await this._backing.getDecoderConfig();if(!n)return!1;const i=await this._backing.getCodec();return C(i!==null),L0.some(r=>r.supports(i,n))||n.codec.startsWith("pcm-")?!0:typeof AudioDecoder>"u"?!1:(await AudioDecoder.isConfigSupported(n)).supported===!0}catch(n){return ke._error("Error during decodability check:",n),!1}}async determinePacketType(n){if(!(n instanceof dt))throw new TypeError("packet must be an EncodedPacket.");return await this.getCodec()===null?null:"key"}}const Ig=l=>-(l??-1/0),fs=l=>-l,ds=l=>{if(typeof l!="object"||!l)throw new TypeError("query must be an object.");if(l.filter!==void 0&&typeof l.filter!="function")throw new TypeError("query.filter, when provided, must be a function.");if(l.sortBy!==void 0&&typeof l.sortBy!="function")throw new TypeError("query.sortBy, when provided, must be a function.");return{filter:l.filter?n=>{const i=o=>{if(typeof o!="boolean")throw new TypeError("query.filter must return or resolve to a boolean.");return o},r=l.filter(n);return r instanceof Promise?r.then(i):i(r)}:void 0,sortBy:l.sortBy?n=>{const i=o=>{if(typeof o!="number"&&(!Array.isArray(o)||!o.every(u=>typeof u=="number")))throw new TypeError("query.sortBy must return or resolve to a number or an array of numbers.");return o},r=l.sortBy(n);return r instanceof Promise?r.then(i):i(r)}:void 0}},ti=(l,n)=>({filter:l?.filter||n?.filter?i=>{const r=l?.filter?.(i)??!0,o=u=>u===!1?!1:n?.filter?.(i)??!0;return r instanceof Promise?r.then(o):o(r)}:void 0,sortBy:l?.sortBy||n?.sortBy?i=>{const r=l?.sortBy?.(i)??[],o=n?.sortBy?.(i)??[],u=(c,d)=>[...Array.isArray(c)?c:[c],...Array.isArray(d)?d:[d]];return r instanceof Promise||o instanceof Promise?Promise.all([r,o]).then(([c,d])=>u(c,d)):u(r,o)}:void 0}),tf=async(l,n)=>{let i=l;if(n?.filter){const c=l.map(m=>n.filter(m));if(c.some(m=>m instanceof Promise)){const m=await Promise.all(c);i=l.filter((p,y)=>m[y])}else i=l.filter((m,p)=>c[p])}if(!n?.sortBy)return i;const r=i.map(c=>n.sortBy(c)),u=r.some(c=>c instanceof Promise)?await Promise.all(r):r;return i.map((c,d)=>({track:c,sortValue:u[d]})).sort((c,d)=>{const m=Array.isArray(c.sortValue)?c.sortValue:[c.sortValue],p=Array.isArray(d.sortValue)?d.sortValue:[d.sortValue],y=Math.max(m.length,p.length);for(let g=0;gc.track)};Tf();const Z1=1,W1=2;class To extends wf{get disposed(){return this._disposed}constructor(n){if(super(),this._demuxerPromise=null,this._format=null,this._trackBackingsCache=null,this._backingToTrack=new Map,this._disposed=!1,this._nextSourceCacheAge=0,this._sourceRefs=[],this._sourceCache=[],this._sourceCachePromises=[],this._onFormatDetermined=null,!n||typeof n!="object")throw new TypeError("options must be an object.");if(!Array.isArray(n.formats)||n.formats.some(i=>!(i instanceof En)))throw new TypeError("options.formats must be an array of InputFormat.");if(!(n.source instanceof _n||n.source instanceof Rf))throw new TypeError("options.source must be a Source or SourceRef.");if(n.source instanceof _n&&n.source._disposed)throw new TypeError("options.source must not be a disposed Source.");if(n.initInput!==void 0&&!(n.initInput instanceof To))throw new TypeError("options.initInput, when provided, must be an Input.");n.formatOptions!==void 0&&F1(n.formatOptions,"formatOptions"),this._formats=n.formats,this._initInput=n.initInput??null,this._formatOptions=n.formatOptions??{},n.source instanceof _n?this._rootRef=n.source.ref():this._rootRef=n.source,this._sourceRefs.push(this._rootRef)}get _rootSource(){return this._rootRef.source}async _getSourceUncached(n){C(this._rootSource instanceof Ds);const i=await this._rootSource._resolveRequest(n);return this._emit("source",{source:i.source,request:n,isRoot:n.isRoot}),i}_getSourceCached(n,i=Z1){const r=this._sourceCache.find(c=>c.cacheGroup===i&&wg(c.request,n));if(r)return r.age++,Promise.resolve(r.sourceRef.source.ref());const o=this._sourceCachePromises.find(c=>c.cacheGroup===i&&wg(c.request,n));if(o)return o.promise.then(c=>c.sourceRef.source.ref());const u=(async()=>{const c=await this._getSourceUncached(n);if(ps(this._sourceCache,g=>g.cacheGroup===i&&g.sourceRef.source._refCount===1)>=4){const g=Gg(this._sourceCache,T=>T.cacheGroup===i&&T.sourceRef.source._refCount===1?T.age:1/0);C(g!==-1);const b=this._sourceCache[g];this._sourceCache.splice(g,1),b.sourceRef.free(),Mb(this._sourceRefs,b.sourceRef)}this._sourceRefs.push(c);const p=this._sourceCachePromises.findIndex(g=>g.request===n);return C(p!==-1),this._sourceCachePromises.splice(p,1),{request:n,sourceRef:c,age:this._nextSourceCacheAge++,cacheGroup:i}})();return this._sourceCachePromises.push({request:n,cacheGroup:i,promise:u}),u.then(c=>{const d=c.sourceRef.source.ref();return this._sourceCache.push(c),d})}_getDemuxer(){return this._demuxerPromise??=(async()=>{this._reader=new no(this._rootSource),this._emit("source",{source:this._rootSource,request:null,isRoot:!0});for(const n of this._formats)if(await n._canReadInput(this))return this._format=n,this._onFormatDetermined?.(n),n._createDemuxer(this);throw new Rg})()}get source(){return this._rootSource}async getFormat(){return await this._getDemuxer(),C(this._format),this._format}async canRead(){try{return await this._getDemuxer(),!0}catch(n){if(n instanceof Rg)return!1;throw n}}async getFirstTimestamp(n){n??=await this.getTracks();const i=n.filter(o=>o!==null);if(i.length===0)return 0;const r=await Promise.all(i.map(o=>o.getFirstTimestamp()));return Math.min(...r)}async computeDuration(n,i){n??=await this.getTracks();const r=n.filter(u=>u!==null);if(r.length===0)return 0;const o=await Promise.all(r.map(u=>u.computeDuration(i)));return Math.max(...o)}async getDurationFromMetadata(n,i){n??=await this.getTracks();const r=n.filter(c=>c!==null),u=(await Promise.all(r.map(c=>c.getDurationFromMetadata(i)))).filter(c=>c!==null);return u.length===0?null:Math.max(...u)}async getTracks(n){n&&=ds(n);const r=(await this._getTrackBackings()).map(o=>this._wrapBackingAsTrack(o));return tf(r,n)}async getVideoTracks(n){n&&=ds(n);const r=(await this.getTracks()).filter(o=>o.isVideoTrack());return tf(r,n)}async getAudioTracks(n){n&&=ds(n);const r=(await this.getTracks()).filter(o=>o.isAudioTrack());return tf(r,n)}async getPrimaryVideoTrack(n){n&&=ds(n);const i=ti(n,{sortBy:async o=>[fs((await o.getDisposition()).default),fs(await o.hasPairableAudioTrack()),fs(!await o.hasOnlyKeyPackets()),Ig(await o.getBitrate())]});return(await this.getVideoTracks(i))[0]??null}async getPrimaryAudioTrack(n){n&&=ds(n);const i=await this.getPrimaryVideoTrack(),r=ti(n,{sortBy:async u=>[fs(!i||u.canBePairedWith(i)),fs((await u.getDisposition()).default),Ig(await u.getBitrate())]});return(await this.getAudioTracks(r))[0]??null}async _getTrackBackings(){const n=await this._getDemuxer();return this._trackBackingsCache??=await n.getTrackBackings()}_wrapBackingAsTrack(n){const i=this._backingToTrack.get(n);if(i)return i;const o=n.getType()==="video"?new X0(this,n):new So(this,n);return this._backingToTrack.set(n,o),o}async getMimeType(){return(await this._getDemuxer()).getMimeType()}async getMetadataTags(){return(await this._getDemuxer()).getMetadataTags()}dispose(){if(!this._disposed){this._disposed=!0;for(const n of this._sourceRefs)n.free();this._sourceRefs.length=0,this._demuxerPromise&&this._demuxerPromise.then(n=>n.dispose()).catch(()=>{})}}[Symbol.dispose](){this.dispose()}}class Rg extends Error{constructor(n="Input has an unsupported or unrecognizable format."){super(n),this.name="UnsupportedInputFormatError"}}class Ct extends Error{constructor(n="Input has been disposed."){super(n),this.name="InputDisposedError"}}class no{constructor(n){this.source=n}get fileSize(){const n=this.source._getFileSize();if(n===void 0)throw new Error("Reading file size too early; read required first.");return n}get fileSizeNonStrict(){return this.source._getFileSize()??null}requestSlice(n,i){if(this.source._disposed)throw new Ct;if(n<0||this.fileSizeNonStrict!==null&&n+i>this.fileSizeNonStrict)return null;if(i===0){const u=new Uint8Array(0);return new gn(u,Re(u),0,n,n)}const r=n+i,o=this.source._read(n,r,I0,R0);return o instanceof Promise?o.then(u=>u?new gn(u.bytes,u.view,u.offset,n,r):null):o?new gn(o.bytes,o.view,o.offset,n,r):null}requestSliceRange(n,i,r){if(this.source._disposed)throw new Ct;if(n<0)return null;if(this.fileSizeNonStrict!==null)return this.requestSlice(n,or(this.fileSizeNonStrict-n,i,r));{const o=this.requestSlice(n,r),u=c=>c||(C(this.fileSizeNonStrict!==null),this.requestSlice(n,or(this.fileSizeNonStrict-n,i,r)));return o instanceof Promise?o.then(u):u(o)}}requestEntireFile(){if(this.fileSizeNonStrict!==null)return this.requestSlice(0,this.fileSizeNonStrict);const n=1024;return(async()=>{const i=[];let r=0;for(;;){if(i.length===1&&this.fileSizeNonStrict!==null)return this.requestSlice(0,this.fileSizeNonStrict);let c=this.requestSliceRange(r,0,n);if(c instanceof Promise&&(c=await c),!c||c.length===0)break;const d=fe(c,c.length);i.push(d),r+=c.length}const o=new Uint8Array(r);let u=0;for(const c of i)o.set(c,u),u+=c.length;return new 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n?(i=Da(l,!0),r=Da(l,!0)):(r=Da(l,!1),i=Da(l,!1)),r*4294967296+i},un=l=>{const n=$(l),i=$(l);return n*4294967296+i},$1=l=>{const n=ai(l),i=$(l);return n*4294967296+i},eT=l=>{const n=rr(l);return J1(l)*4294967296+n},tT=l=>{Nt(l,4);const n=l.view.getFloat32(l.bufferPos,!1);return l.bufferPos+=4,n},G0=l=>{Nt(l,8);const n=l.view.getFloat64(l.bufferPos,!1);return l.bufferPos+=8,n},Je=(l,n)=>{Nt(l,n);let i="";for(let r=0;rMt.decode(fe(l,n)).split(` -`).map(u=>u.trim()).filter(u=>u.length>0&&!i?.ignore?.(u));var ii;(function(l){l[l.Unsynchronisation=128]="Unsynchronisation",l[l.ExtendedHeader=64]="ExtendedHeader",l[l.ExperimentalIndicator=32]="ExperimentalIndicator",l[l.Footer=16]="Footer"})(ii||(ii={}));var sr;(function(l){l[l.ISO_8859_1=0]="ISO_8859_1",l[l.UTF_16_WITH_BOM=1]="UTF_16_WITH_BOM",l[l.UTF_16_BE_NO_BOM=2]="UTF_16_BE_NO_BOM",l[l.UTF_8=3]="UTF_8"})(sr||(sr={}));const ao=128,dn=10,lr=["Blues","Classic rock","Country","Dance","Disco","Funk","Grunge","Hip-hop","Jazz","Metal","New 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r?this.mlContext.readTensor(this.mlTensor,r):this.mlContext.readTensor(this.mlTensor)}canReuseTensor(e,r,t){return this.mlContext===e&&this.dataType===r&&this.tensorShape.length===t.length&&this.tensorShape.every((s,n)=>s===t[n])}setIsInt64ToInt32Converted(e){this.isInt64ToInt32Converted=e}},mc=class{constructor(e,r){this.tensorManager=e,this.wrapper=r}get tensorWrapper(){return this.wrapper}releaseTensor(){this.tensorWrapper&&(this.tensorManager.releaseTensor(this.tensorWrapper),this.wrapper=void 0)}async ensureTensor(e,r,t,s){let n=r,o=this.tensorManager.getMLContext(e),a=n==="int64"&&!o.opSupportLimits().input.dataTypes.includes("int64");if(a&&(n="int32",Dt("verbose",()=>"[WebNN] TensorIdTracker.ensureTensor: convert dataType from int64 to int32")),this.wrapper){if(this.wrapper.canReuseTensor(o,n,t))return this.wrapper.tensor;if(s){if(this.wrapper.byteLength!==dc(n,t))throw new Error("Unable to copy data to tensor with different size.");this.activeUpload=new Uint8Array(await 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r=this.tensorTrackersById.get(e);r&&(this.tensorTrackersById.delete(e),r.tensorWrapper&&this.releaseTensor(r.tensorWrapper))}async ensureTensor(e,r,t,s,n){Dt("verbose",()=>`[WebNN] TensorManager.ensureTensor {tensorId: ${r}, dataType: ${t}, shape: ${s}, copyOld: ${n}}`);let o=this.tensorTrackersById.get(r);if(!o)throw new Error("Tensor not found.");return o.ensureTensor(e,t,s,n)}upload(e,r){let t=this.tensorTrackersById.get(e);if(!t)throw new Error("Tensor not found.");t.upload(r)}async download(e,r){Dt("verbose",()=>`[WebNN] TensorManager.download {tensorId: ${e}, dstBuffer: ${r?.byteLength}}`);let t=this.tensorTrackersById.get(e);if(!t)throw new Error("Tensor not found.");return t.download(r)}releaseTensorsForSession(e){for(let r of this.freeTensors)r.sessionId===e&&r.destroy();this.freeTensors=this.freeTensors.filter(r=>r.sessionId!==e)}registerTensor(e,r,t,s){let n=this.getMLContext(e),o=uc(),a=new pc({sessionId:e,context:n,tensor:r,dataType:t,shape:s});return 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t=this.mlContextCache.findIndex(s=>s.gpuDevice===e);if(t!==-1)return this.mlContextCache[t].mlContext;{let s=await navigator.ml.createContext(e);return this.mlContextCache.push({gpuDevice:e,mlContext:s}),s}}else if(e===void 0){let t=this.mlContextCache.findIndex(s=>s.options===void 0&&s.gpuDevice===void 0);if(t!==-1)return this.mlContextCache[t].mlContext;{let s=await navigator.ml.createContext();return this.mlContextCache.push({mlContext:s}),s}}let r=this.mlContextCache.findIndex(t=>Tf(t.options,e));if(r!==-1)return this.mlContextCache[r].mlContext;{let t=await navigator.ml.createContext(e);return this.mlContextCache.push({options:e,mlContext:t}),t}}registerMLContext(e,r){this.mlContextBySessionId.set(e,r);let t=this.sessionIdsByMLContext.get(r);t||(t=new Set,this.sessionIdsByMLContext.set(r,t)),t.add(e),this.temporaryGraphInputs.length>0&&(this.sessionGraphInputs.set(e,this.temporaryGraphInputs),this.temporaryGraphInputs=[])}onReleaseSession(e){this.sessionGraphInputs.delete(e);let r=this.mlContextBySessionId.get(e);if(!r)return;this.tensorManager.releaseTensorsForSession(e),this.mlContextBySessionId.delete(e);let t=this.sessionIdsByMLContext.get(r);if(t.delete(e),t.size===0){this.sessionIdsByMLContext.delete(r);let s=this.mlContextCache.findIndex(n=>n.mlContext===r);s!==-1&&this.mlContextCache.splice(s,1)}}getMLContext(e){return this.mlContextBySessionId.get(e)}reserveTensorId(){return this.tensorManager.reserveTensorId()}releaseTensorId(e){Dt("verbose",()=>`[WebNN] releaseTensorId {tensorId: ${e}}`),this.tensorManager.releaseTensorId(e)}async ensureTensor(e,r,t,s,n){let o=Xa.get(t);if(!o)throw new Error(`Unsupported ONNX data type: ${t}`);return this.tensorManager.ensureTensor(e??this.currentSessionId,r,o,s,n)}async createTemporaryTensor(e,r,t){Dt("verbose",()=>`[WebNN] createTemporaryTensor {onnxDataType: ${r}, shape: ${t}}`);let s=Xa.get(r);if(!s)throw new Error(`Unsupported ONNX data type: ${r}`);let n=this.tensorManager.reserveTensorId();await 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graph capture mode is not supported yet. + Please use the previous external buffer!`)}else s=_c();return this.storageCache.set(s,{gpuData:{id:s,type:0,buffer:e},originalSize:r}),Dt("verbose",()=>`[WebGPU] GpuDataManager.registerExternalBuffer(size=${r}) => id=${s}, registered.`),s}unregisterExternalBuffer(e){e!==void 0&&(this.storageCache.delete(e),Dt("verbose",()=>`[WebGPU] GpuDataManager.unregisterExternalBuffer() => id=${e}`))}create(e,r=GPUBufferUsage.STORAGE|GPUBufferUsage.COPY_SRC|GPUBufferUsage.COPY_DST){let t=Ef(e),s,n=(r&GPUBufferUsage.STORAGE)===GPUBufferUsage.STORAGE,o=(r&GPUBufferUsage.UNIFORM)===GPUBufferUsage.UNIFORM;if(n||o){let i=(n?this.freeBuffers:this.freeUniformBuffers).get(t);i?i.length>0?s=i.pop():s=this.backend.device.createBuffer({size:t,usage:r}):s=this.backend.device.createBuffer({size:t,usage:r})}else s=this.backend.device.createBuffer({size:t,usage:r});let a={id:_c(),type:0,buffer:s};return 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o=0;o1024},Ob=(e,r)=>{Ms(e.inputs[0].dims,r.axes,r.noopWithEmptyAxes)?Jf(e,r):Tb(e,r)},Db=(e,r)=>{Ms(e.inputs[0].dims,r.axes,r.noopWithEmptyAxes)?Hf(e,r):Eb(e,r)},Lb=(e,r)=>{Ms(e.inputs[0].dims,r.axes,r.noopWithEmptyAxes)?qf(e,r):Pb(e,r)},zb=(e,r)=>{Ms(e.inputs[0].dims,r.axes,r.noopWithEmptyAxes)?Qf(e,r):Cb(e,r)},Bb=(e,r)=>{Ms(e.inputs[0].dims,r.axes,r.noopWithEmptyAxes)?Xf(e,r):Sb(e,r)},Rb=(e,r)=>{Ms(e.inputs[0].dims,r.axes,r.noopWithEmptyAxes)?Yf(e,r):Ib(e,r)},Nb=(e,r)=>{Ms(e.inputs[0].dims,r.axes,r.noopWithEmptyAxes)?Zf(e,r):$b(e,r)},jb=(e,r)=>{Ms(e.inputs[0].dims,r.axes,r.noopWithEmptyAxes)?eg(e,r):kb(e,r)},Vb=(e,r)=>{Ms(e.inputs[0].dims,r.axes,r.noopWithEmptyAxes)?tg(e,r):Ab(e,r)},Ub=(e,r)=>{Ms(e.inputs[0].dims,r.axes,r.noopWithEmptyAxes)?Kf(e,r):Fb(e,r)}}),gc,Wb,Gb,nu,pT=Ve(()=>{gt(),mr(),Iu(),gc=e=>{if(!e||e.length===0||e.length>2)throw new Error("ArgMinMaxOp op requires 1 or 2 inputs.");if(e[0].dataType!==1)throw new Error("Invalid input type.")},Wb=(e,r)=>{gc(e.inputs);let t=(s,n,o)=>{let a=[];for(let i=0;i=0||o.length===0)&&a.push(`input_indices[${i}] = 0;`);return[`${a.join(` `)}`,`var value = ${s.getByIndices("input_indices")}; var best_index : i32 = 0;`,`if (${s.getByIndices("input_indices")} ${r.selectLastIndex>0?"<=":"<"} value) { value = ${s.getByIndices("input_indices")}; best_index = i32(last_index); - }`,"",n.setByOffset("global_idx","best_index")]};e.compute(hi("ArgMin",{hint:r.cacheKey,inputDependencies:["rank"]},[e.inputs[0]],t,[r.axis],7,r.keepDims),{inputs:[0]})},Gb=(e,r)=>{gc(e.inputs);let t=(s,n,o)=>{let i=[];for(let a=0;a=0||o.length===0)&&i.push(`input_indices[${a}] = 0;`);return[`${i.join(` + }`,"",n.setByOffset("global_idx","best_index")]};e.compute(hi("ArgMin",{hint:r.cacheKey,inputDependencies:["rank"]},[e.inputs[0]],t,[r.axis],7,r.keepDims),{inputs:[0]})},Gb=(e,r)=>{gc(e.inputs);let t=(s,n,o)=>{let a=[];for(let i=0;i=0||o.length===0)&&a.push(`input_indices[${i}] = 0;`);return[`${a.join(` `)}`,`var value = ${s.getByIndices("input_indices")}; var best_index : i32 = 0;`,`if (${s.getByIndices("input_indices")} ${r.selectLastIndex>0?">=":">"} value) { value = ${s.getByIndices("input_indices")}; best_index = i32(last_index); - }`,"",n.setByOffset("global_idx","best_index")]};e.compute(hi("argMax",{hint:r.cacheKey,inputDependencies:["rank"]},[e.inputs[0]],t,[r.axis],7,r.keepDims),{inputs:[0]})},nu=e=>jt(e)}),rg,ei,sg,ng,og,Zo,ag,Kb,$u=Ve(()=>{gt(),Ct(),Cu(),St(),rg=(e,r)=>{let t=e[0],s=e[1],n=e[2],o=e[3],i=e[4],a=e[5];if(i&&a)throw new Error("Attention cannot have both past and attention_bias");if(t.dims.length!==3)throw new Error('Input "input" must have 3 dimensions');let l=t.dims[0],c=t.dims[1],p=t.dims[2];if(n.dims.length!==1)throw new Error('Input "bias" is expected to have 1 dimensions');if(s.dims.length!==2)throw new Error('Input "weights" is expected to have 2 dimensions');if(s.dims[0]!==p)throw new Error("Input 1 dimension 0 should have same length as dimension 2 of input 0");if(n.dims[0]!==s.dims[1])throw new Error('Input "bias" dimension 0 should have same length as dimension 1 of input "weights"');let d=n.dims[0]/3,u=d,f=u;if(r.qkvHiddenSizes.length>0){if(r.qkvHiddenSizes.length!==3)throw new Error("qkv_hidden_sizes attribute should have 3 elements");for(let I of r.qkvHiddenSizes)if(I%r.numHeads!==0)throw new Error("qkv_hidden_sizes should be divisible by num_heads");d=r.qkvHiddenSizes[0],u=r.qkvHiddenSizes[1],f=r.qkvHiddenSizes[2]}let _=c;if(d!==u)throw new Error("qkv_hidden_sizes first element should be same as the second");if(n.dims[0]!==d+u+f)throw new Error('Input "bias" dimension 0 should have same length as sum of Q/K/V hidden sizes');let y=0;if(i){if(u!==f)throw new Error('Input "past" expect k_hidden_size == v_hidden_size');if(i.dims.length!==5)throw new Error('Input "past" must have 5 dimensions');if(i.dims[0]!==2)throw new Error('Input "past" first dimension must be 2');if(i.dims[1]!==l)throw new Error('Input "past" second dimension must be batch_size');if(i.dims[2]!==r.numHeads)throw new Error('Input "past" third dimension must be num_heads');if(i.dims[4]!==u/r.numHeads)throw new Error('Input "past" fifth dimension must be k_hidden_size / num_heads');r.pastPresentShareBuffer||(y=i.dims[3])}let k=_+y,w=-1,v=0;if(o)throw new Error("Mask not supported");if(i)throw new Error("past is not supported");if(a){if(a.dims.length!==4)throw new Error('Input "attention_bias" must have 4 dimensions');if(a.dims[0]!==l||a.dims[1]!==r.numHeads||a.dims[2]!==c||a.dims[3]!==k)throw new Error('Expect "attention_bias" shape (batch_size, num_heads, sequence_length, total_sequence_length)')}return{batchSize:l,sequenceLength:c,pastSequenceLength:y,kvSequenceLength:_,totalSequenceLength:k,maxSequenceLength:w,inputHiddenSize:p,hiddenSize:d,vHiddenSize:f,headSize:Math.floor(d/r.numHeads),vHeadSize:Math.floor(f/r.numHeads),numHeads:r.numHeads,isUnidirectional:!1,pastPresentShareBuffer:!1,maskFilterValue:r.maskFilterValue,maskType:v,scale:r.scale,broadcastResPosBias:!1,passPastInKv:!1,qkvFormat:1}},ei=(e,r,t)=>r&&e?` + }`,"",n.setByOffset("global_idx","best_index")]};e.compute(hi("argMax",{hint:r.cacheKey,inputDependencies:["rank"]},[e.inputs[0]],t,[r.axis],7,r.keepDims),{inputs:[0]})},nu=e=>jt(e)}),rg,ei,sg,ng,og,Zo,ag,Kb,$u=Ve(()=>{gt(),Ct(),Cu(),St(),rg=(e,r)=>{let t=e[0],s=e[1],n=e[2],o=e[3],a=e[4],i=e[5];if(a&&i)throw new Error("Attention cannot have both past and attention_bias");if(t.dims.length!==3)throw new Error('Input "input" must have 3 dimensions');let l=t.dims[0],c=t.dims[1],p=t.dims[2];if(n.dims.length!==1)throw new Error('Input "bias" is expected to have 1 dimensions');if(s.dims.length!==2)throw new Error('Input "weights" is expected to have 2 dimensions');if(s.dims[0]!==p)throw new Error("Input 1 dimension 0 should have same length as dimension 2 of input 0");if(n.dims[0]!==s.dims[1])throw new Error('Input "bias" dimension 0 should have same length as dimension 1 of input "weights"');let d=n.dims[0]/3,u=d,f=u;if(r.qkvHiddenSizes.length>0){if(r.qkvHiddenSizes.length!==3)throw new Error("qkv_hidden_sizes attribute should have 3 elements");for(let I of r.qkvHiddenSizes)if(I%r.numHeads!==0)throw new Error("qkv_hidden_sizes should be divisible by num_heads");d=r.qkvHiddenSizes[0],u=r.qkvHiddenSizes[1],f=r.qkvHiddenSizes[2]}let _=c;if(d!==u)throw new Error("qkv_hidden_sizes first element should be same as the second");if(n.dims[0]!==d+u+f)throw new Error('Input "bias" dimension 0 should have same length as sum of Q/K/V hidden sizes');let y=0;if(a){if(u!==f)throw new Error('Input "past" expect k_hidden_size == v_hidden_size');if(a.dims.length!==5)throw new Error('Input "past" must have 5 dimensions');if(a.dims[0]!==2)throw new Error('Input "past" first dimension must be 2');if(a.dims[1]!==l)throw new Error('Input "past" second dimension must be batch_size');if(a.dims[2]!==r.numHeads)throw new Error('Input "past" third dimension must be num_heads');if(a.dims[4]!==u/r.numHeads)throw new Error('Input "past" fifth dimension must be k_hidden_size / num_heads');r.pastPresentShareBuffer||(y=a.dims[3])}let k=_+y,w=-1,v=0;if(o)throw new Error("Mask not supported");if(a)throw new Error("past is not supported");if(i){if(i.dims.length!==4)throw new Error('Input "attention_bias" must have 4 dimensions');if(i.dims[0]!==l||i.dims[1]!==r.numHeads||i.dims[2]!==c||i.dims[3]!==k)throw new Error('Expect "attention_bias" shape (batch_size, num_heads, sequence_length, total_sequence_length)')}return{batchSize:l,sequenceLength:c,pastSequenceLength:y,kvSequenceLength:_,totalSequenceLength:k,maxSequenceLength:w,inputHiddenSize:p,hiddenSize:d,vHiddenSize:f,headSize:Math.floor(d/r.numHeads),vHeadSize:Math.floor(f/r.numHeads),numHeads:r.numHeads,isUnidirectional:!1,pastPresentShareBuffer:!1,maskFilterValue:r.maskFilterValue,maskType:v,scale:r.scale,broadcastResPosBias:!1,passPastInKv:!1,qkvFormat:1}},ei=(e,r,t)=>r&&e?` let total_sequence_length_input = u32(${r.getByOffset("0")}); let present_sequence_length = max(total_sequence_length_input, uniforms.past_sequence_length); let is_subsequent_prompt: bool = sequence_length > 1 && sequence_length != total_sequence_length_input; @@ -175,7 +175,7 @@ var best_index : i32 = 0;`,`if (${s.getByIndices("input_indices")} ${r.selectLas `:` ${t?"let past_sequence_length = uniforms.past_sequence_length":""}; let present_sequence_length = total_sequence_length; - `,sg=(e,r,t,s,n,o,i,a)=>{let l=ur(i?1:o),c=64,p=o/l;p{let v=it("x",e.dataType,e.dims,l),I=[v],T=i?ke("seq_lens",i.dataType,i.dims):void 0;T&&I.push(T);let b=a?ke("total_sequence_length_input",a.dataType,a.dims):void 0;b&&I.push(b);let E=jr(e.dataType),x=[{name:"batch_size",type:"u32"},{name:"num_heads",type:"u32"},{name:"past_sequence_length",type:"u32"},{name:"sequence_length",type:"u32"},{name:"total_sequence_length",type:"u32"},{name:"elements_per_thread",type:"u32"}];return` + `,sg=(e,r,t,s,n,o,a,i)=>{let l=ur(a?1:o),c=64,p=o/l;p{let v=it("x",e.dataType,e.dims,l),I=[v],T=a?ke("seq_lens",a.dataType,a.dims):void 0;T&&I.push(T);let b=i?ke("total_sequence_length_input",i.dataType,i.dims):void 0;b&&I.push(b);let E=jr(e.dataType),x=[{name:"batch_size",type:"u32"},{name:"num_heads",type:"u32"},{name:"past_sequence_length",type:"u32"},{name:"sequence_length",type:"u32"},{name:"total_sequence_length",type:"u32"},{name:"elements_per_thread",type:"u32"}];return` var thread_max: array; var thread_sum: array; ${w.registerUniforms(x).declareVariables(...I)} @@ -187,7 +187,7 @@ var best_index : i32 = 0;`,`if (${s.getByIndices("input_indices")} ${r.selectLas ${ei(T,b,!1)} let local_offset = local_idx * uniforms.elements_per_thread; let offset = (global_idx / ${c}) * uniforms.total_sequence_length + local_offset; - let seq_causal_length = ${i?"u32(past_sequence_length + workgroup_id.y + 1)":"total_sequence_length"}; + let seq_causal_length = ${a?"u32(past_sequence_length + workgroup_id.y + 1)":"total_sequence_length"}; var thread_max_vector = ${_}(-3.402823e+38f); for (var i: u32 = 0; i < uniforms.elements_per_thread && i + local_offset < seq_causal_length; i++) { thread_max_vector = max(${_}(x[offset + i]), thread_max_vector); @@ -222,11 +222,11 @@ var best_index : i32 = 0;`,`if (${s.getByIndices("input_indices")} ${r.selectLas x[offset + i] = ${v.type.value}(exp(f32input - max_value) / sum); } } - ${i?` + ${a?` for (var total_seq_id: u32 = seq_causal_length; total_seq_id + local_offset < uniforms.total_sequence_length; total_seq_id++) { x[offset + total_seq_id] = ${v.type.value}(${E}(0)); }`:""}; - }`};return{name:"AttentionProbsSoftmax",shaderCache:{hint:`${c};${f};${l}`,inputDependencies:y},getShaderSource:k,getRunData:()=>({outputs:[],dispatchGroup:{x:1,y:n,z:r*t},programUniforms:u})}},ng=(e,r,t,s,n,o,i,a,l)=>{let c=i+o.kvSequenceLength,p=[o.batchSize,o.numHeads,o.sequenceLength,c],d=e>1&&s,u=o.kvNumHeads?o.kvNumHeads:o.numHeads,f=d?[o.batchSize,u,c,o.headSize]:void 0,_=o.nReps?o.nReps:1,y=o.scale===0?1/Math.sqrt(o.headSize):o.scale,k=ur(o.headSize),w=o.headSize/k,v=12,I={x:Math.ceil(c/v),y:Math.ceil(o.sequenceLength/v),z:o.batchSize*o.numHeads},T=[{type:12,data:o.sequenceLength},{type:12,data:w},{type:12,data:c},{type:12,data:o.numHeads},{type:12,data:o.headSize},{type:1,data:y},{type:12,data:i},{type:12,data:o.kvSequenceLength},{type:12,data:_}],b=d&&s&&we.size(s.dims)>0,E=["type","type"];b&&E.push("type"),n&&E.push("type"),a&&E.push("type"),l&&E.push("type");let x=[{dims:p,dataType:r.dataType,gpuDataType:0}];d&&x.push({dims:f,dataType:r.dataType,gpuDataType:0});let S=O=>{let F=ke("q",r.dataType,r.dims,k),H=ke("key",t.dataType,t.dims,k),W=[F,H];if(b){let le=ke("past_key",s.dataType,s.dims,k);W.push(le)}n&&W.push(ke("attention_bias",n.dataType,n.dims));let B=a?ke("seq_lens",a.dataType,a.dims):void 0;B&&W.push(B);let Y=l?ke("total_sequence_length_input",l.dataType,l.dims):void 0;Y&&W.push(Y);let X=it("output",r.dataType,p),J=[X];d&&J.push(it("present_key",r.dataType,f,k));let re=jr(1,k),ne=[{name:"M",type:"u32"},{name:"K",type:"u32"},{name:"N",type:"u32"},{name:"num_heads",type:"u32"},{name:"head_size",type:"u32"},{name:"alpha",type:"f32"},{name:"past_sequence_length",type:"u32"},{name:"kv_sequence_length",type:"u32"},{name:"n_reps",type:"u32"}];return` + }`};return{name:"AttentionProbsSoftmax",shaderCache:{hint:`${c};${f};${l}`,inputDependencies:y},getShaderSource:k,getRunData:()=>({outputs:[],dispatchGroup:{x:1,y:n,z:r*t},programUniforms:u})}},ng=(e,r,t,s,n,o,a,i,l)=>{let c=a+o.kvSequenceLength,p=[o.batchSize,o.numHeads,o.sequenceLength,c],d=e>1&&s,u=o.kvNumHeads?o.kvNumHeads:o.numHeads,f=d?[o.batchSize,u,c,o.headSize]:void 0,_=o.nReps?o.nReps:1,y=o.scale===0?1/Math.sqrt(o.headSize):o.scale,k=ur(o.headSize),w=o.headSize/k,v=12,I={x:Math.ceil(c/v),y:Math.ceil(o.sequenceLength/v),z:o.batchSize*o.numHeads},T=[{type:12,data:o.sequenceLength},{type:12,data:w},{type:12,data:c},{type:12,data:o.numHeads},{type:12,data:o.headSize},{type:1,data:y},{type:12,data:a},{type:12,data:o.kvSequenceLength},{type:12,data:_}],b=d&&s&&we.size(s.dims)>0,E=["type","type"];b&&E.push("type"),n&&E.push("type"),i&&E.push("type"),l&&E.push("type");let x=[{dims:p,dataType:r.dataType,gpuDataType:0}];d&&x.push({dims:f,dataType:r.dataType,gpuDataType:0});let S=O=>{let F=ke("q",r.dataType,r.dims,k),H=ke("key",t.dataType,t.dims,k),W=[F,H];if(b){let le=ke("past_key",s.dataType,s.dims,k);W.push(le)}n&&W.push(ke("attention_bias",n.dataType,n.dims));let B=i?ke("seq_lens",i.dataType,i.dims):void 0;B&&W.push(B);let Y=l?ke("total_sequence_length_input",l.dataType,l.dims):void 0;Y&&W.push(Y);let X=it("output",r.dataType,p),J=[X];d&&J.push(it("present_key",r.dataType,f,k));let re=jr(1,k),ne=[{name:"M",type:"u32"},{name:"K",type:"u32"},{name:"N",type:"u32"},{name:"num_heads",type:"u32"},{name:"head_size",type:"u32"},{name:"alpha",type:"f32"},{name:"past_sequence_length",type:"u32"},{name:"kv_sequence_length",type:"u32"},{name:"n_reps",type:"u32"}];return` const TILE_SIZE = ${v}u; var tileQ: array<${F.type.storage}, ${v*v}>; @@ -283,7 +283,7 @@ var best_index : i32 = 0;`,`if (${s.getByIndices("input_indices")} ${r.selectLas var sum: f32 = ${(()=>{switch(k){case 1:return"value";case 2:return"value.x + value.y";case 4:return"value.x + value.y + value.z + value.w";default:throw new Error(`Unsupported components: ${k}`)}})()}; output[outputIdx] = ${X.type.value} (sum * uniforms.alpha) + ${n?"attention_bias[outputIdx]":"0.0"}; } - }`};return{name:"AttentionProbs",shaderCache:{hint:`${k};${n!==void 0};${s!==void 0};${e}`,inputDependencies:E},getRunData:()=>({outputs:x,dispatchGroup:I,programUniforms:T}),getShaderSource:S}},og=(e,r,t,s,n,o,i=void 0,a=void 0)=>{let l=o+n.kvSequenceLength,c=n.nReps?n.nReps:1,p=n.vHiddenSize*c,d=e>1&&s,u=n.kvNumHeads?n.kvNumHeads:n.numHeads,f=d?[n.batchSize,u,l,n.headSize]:void 0,_=[n.batchSize,n.sequenceLength,p],y=12,k={x:Math.ceil(n.vHeadSize/y),y:Math.ceil(n.sequenceLength/y),z:n.batchSize*n.numHeads},w=[{type:12,data:n.sequenceLength},{type:12,data:l},{type:12,data:n.vHeadSize},{type:12,data:n.numHeads},{type:12,data:n.headSize},{type:12,data:p},{type:12,data:o},{type:12,data:n.kvSequenceLength},{type:12,data:c}],v=d&&s&&we.size(s.dims)>0,I=["type","type"];v&&I.push("type"),i&&I.push("type"),a&&I.push("type");let T=[{dims:_,dataType:r.dataType,gpuDataType:0}];d&&T.push({dims:f,dataType:r.dataType,gpuDataType:0});let b=E=>{let x=ke("probs",r.dataType,r.dims),S=ke("v",t.dataType,t.dims),O=[x,S];v&&O.push(ke("past_value",s.dataType,s.dims));let F=i?ke("seq_lens",i.dataType,i.dims):void 0;i&&O.push(F);let H=a?ke("total_sequence_length_input",a.dataType,a.dims):void 0;a&&O.push(H);let W=[it("output",r.dataType,_)];d&&W.push(it("present_value",r.dataType,f));let B=[{name:"M",type:"u32"},{name:"K",type:"u32"},{name:"N",type:"u32"},{name:"num_heads",type:"u32"},{name:"head_size",type:"u32"},{name:"v_hidden_size",type:"u32"},{name:"past_sequence_length",type:"u32"},{name:"kv_sequence_length",type:"u32"},{name:"n_reps",type:"u32"}];return` + }`};return{name:"AttentionProbs",shaderCache:{hint:`${k};${n!==void 0};${s!==void 0};${e}`,inputDependencies:E},getRunData:()=>({outputs:x,dispatchGroup:I,programUniforms:T}),getShaderSource:S}},og=(e,r,t,s,n,o,a=void 0,i=void 0)=>{let l=o+n.kvSequenceLength,c=n.nReps?n.nReps:1,p=n.vHiddenSize*c,d=e>1&&s,u=n.kvNumHeads?n.kvNumHeads:n.numHeads,f=d?[n.batchSize,u,l,n.headSize]:void 0,_=[n.batchSize,n.sequenceLength,p],y=12,k={x:Math.ceil(n.vHeadSize/y),y:Math.ceil(n.sequenceLength/y),z:n.batchSize*n.numHeads},w=[{type:12,data:n.sequenceLength},{type:12,data:l},{type:12,data:n.vHeadSize},{type:12,data:n.numHeads},{type:12,data:n.headSize},{type:12,data:p},{type:12,data:o},{type:12,data:n.kvSequenceLength},{type:12,data:c}],v=d&&s&&we.size(s.dims)>0,I=["type","type"];v&&I.push("type"),a&&I.push("type"),i&&I.push("type");let T=[{dims:_,dataType:r.dataType,gpuDataType:0}];d&&T.push({dims:f,dataType:r.dataType,gpuDataType:0});let b=E=>{let x=ke("probs",r.dataType,r.dims),S=ke("v",t.dataType,t.dims),O=[x,S];v&&O.push(ke("past_value",s.dataType,s.dims));let F=a?ke("seq_lens",a.dataType,a.dims):void 0;a&&O.push(F);let H=i?ke("total_sequence_length_input",i.dataType,i.dims):void 0;i&&O.push(H);let W=[it("output",r.dataType,_)];d&&W.push(it("present_value",r.dataType,f));let B=[{name:"M",type:"u32"},{name:"K",type:"u32"},{name:"N",type:"u32"},{name:"num_heads",type:"u32"},{name:"head_size",type:"u32"},{name:"v_hidden_size",type:"u32"},{name:"past_sequence_length",type:"u32"},{name:"kv_sequence_length",type:"u32"},{name:"n_reps",type:"u32"}];return` const TILE_SIZE = ${y}u; var tileQ: array<${x.type.value}, ${y*y}>; var tileV: array<${x.type.value}, ${y*y}>; @@ -338,14 +338,14 @@ var best_index : i32 = 0;`,`if (${s.getByIndices("input_indices")} ${r.selectLas + headIdx * uniforms.N + n; output[outputIdx] = value; } - }`};return{name:"AttentionScore",shaderCache:{hint:`${s!==void 0};${e}`,inputDependencies:I},getRunData:()=>({outputs:T,dispatchGroup:k,programUniforms:w}),getShaderSource:b}},Zo=(e,r,t,s,n,o,i,a,l,c,p=void 0,d=void 0)=>{let u=Math.min(e.outputCount,1+(i?1:0)+(a?1:0)),f=u>1?c.pastSequenceLength:0,_=f+c.kvSequenceLength,y=l&&we.size(l.dims)>0?l:void 0,k=[r,t];u>1&&i&&we.size(i.dims)>0&&k.push(i),y&&k.push(y),p&&k.push(p),d&&k.push(d);let w=e.compute(ng(u,r,t,i,y,c,f,p,d),{inputs:k,outputs:u>1?[-1,1]:[-1]})[0];e.compute(sg(w,c.batchSize,c.numHeads,f,c.sequenceLength,_,p,d),{inputs:p&&d?[w,p,d]:[w],outputs:[]});let v=[w,s];u>1&&a&&we.size(a.dims)>0&&v.push(a),p&&v.push(p),d&&v.push(d),e.compute(og(u,w,s,a,c,f,p,d),{inputs:v,outputs:u>1?[0,2]:[0]})},ag=(e,r)=>{let t=[r.batchSize,r.numHeads,r.sequenceLength,r.headSize],s=r.sequenceLength,n=r.inputHiddenSize,o=r.headSize,i=12,a={x:Math.ceil(r.headSize/i),y:Math.ceil(r.sequenceLength/i),z:r.batchSize*r.numHeads},l=[e.inputs[0],e.inputs[1],e.inputs[2]],c=[{type:12,data:s},{type:12,data:n},{type:12,data:o},{type:12,data:r.numHeads},{type:12,data:r.headSize},{type:12,data:r.hiddenSize},{type:12,data:r.hiddenSize+r.hiddenSize+r.vHiddenSize}],p=d=>{let u=it("output_q",l[0].dataType,t),f=it("output_k",l[0].dataType,t),_=it("output_v",l[0].dataType,t),y=ke("input",l[0].dataType,l[0].dims),k=ke("weight",l[1].dataType,l[1].dims),w=ke("bias",l[2].dataType,l[2].dims),v=y.type.storage,I=[{name:"M",type:"u32"},{name:"K",type:"u32"},{name:"N",type:"u32"},{name:"num_heads",type:"u32"},{name:"head_size",type:"u32"},{name:"hidden_size",type:"u32"},{name:"ldb",type:"u32"}];return` - const TILE_SIZE = ${i}u; - var tileInput: array<${v}, ${i*i}>; - var tileWeightQ: array<${v}, ${i*i}>; - var tileWeightK: array<${v}, ${i*i}>; - var tileWeightV: array<${v}, ${i*i}>; + }`};return{name:"AttentionScore",shaderCache:{hint:`${s!==void 0};${e}`,inputDependencies:I},getRunData:()=>({outputs:T,dispatchGroup:k,programUniforms:w}),getShaderSource:b}},Zo=(e,r,t,s,n,o,a,i,l,c,p=void 0,d=void 0)=>{let u=Math.min(e.outputCount,1+(a?1:0)+(i?1:0)),f=u>1?c.pastSequenceLength:0,_=f+c.kvSequenceLength,y=l&&we.size(l.dims)>0?l:void 0,k=[r,t];u>1&&a&&we.size(a.dims)>0&&k.push(a),y&&k.push(y),p&&k.push(p),d&&k.push(d);let w=e.compute(ng(u,r,t,a,y,c,f,p,d),{inputs:k,outputs:u>1?[-1,1]:[-1]})[0];e.compute(sg(w,c.batchSize,c.numHeads,f,c.sequenceLength,_,p,d),{inputs:p&&d?[w,p,d]:[w],outputs:[]});let v=[w,s];u>1&&i&&we.size(i.dims)>0&&v.push(i),p&&v.push(p),d&&v.push(d),e.compute(og(u,w,s,i,c,f,p,d),{inputs:v,outputs:u>1?[0,2]:[0]})},ag=(e,r)=>{let t=[r.batchSize,r.numHeads,r.sequenceLength,r.headSize],s=r.sequenceLength,n=r.inputHiddenSize,o=r.headSize,a=12,i={x:Math.ceil(r.headSize/a),y:Math.ceil(r.sequenceLength/a),z:r.batchSize*r.numHeads},l=[e.inputs[0],e.inputs[1],e.inputs[2]],c=[{type:12,data:s},{type:12,data:n},{type:12,data:o},{type:12,data:r.numHeads},{type:12,data:r.headSize},{type:12,data:r.hiddenSize},{type:12,data:r.hiddenSize+r.hiddenSize+r.vHiddenSize}],p=d=>{let u=it("output_q",l[0].dataType,t),f=it("output_k",l[0].dataType,t),_=it("output_v",l[0].dataType,t),y=ke("input",l[0].dataType,l[0].dims),k=ke("weight",l[1].dataType,l[1].dims),w=ke("bias",l[2].dataType,l[2].dims),v=y.type.storage,I=[{name:"M",type:"u32"},{name:"K",type:"u32"},{name:"N",type:"u32"},{name:"num_heads",type:"u32"},{name:"head_size",type:"u32"},{name:"hidden_size",type:"u32"},{name:"ldb",type:"u32"}];return` + const TILE_SIZE = ${a}u; + var tileInput: array<${v}, ${a*a}>; + var tileWeightQ: array<${v}, ${a*a}>; + var tileWeightK: array<${v}, ${a*a}>; + var tileWeightV: array<${v}, ${a*a}>; ${d.registerUniforms(I).declareVariables(y,k,w,u,f,_)} - ${d.mainStart([i,i,1])} + ${d.mainStart([a,a,1])} let batchIndex = workgroup_id.z / uniforms.num_heads; let headNumber = workgroup_id.z % uniforms.num_heads; let m = global_id.y; @@ -393,7 +393,7 @@ var best_index : i32 = 0;`,`if (${s.getByIndices("input_indices")} ${r.selectLas output_k[outputIdx] = valueK; output_v[outputIdx] = valueV; } - }`};return e.compute({name:"AttentionPrepare",shaderCache:{inputDependencies:["type","type","type"]},getRunData:()=>({outputs:[{dims:t,dataType:e.inputs[0].dataType,gpuDataType:0},{dims:t,dataType:e.inputs[0].dataType,gpuDataType:0},{dims:t,dataType:e.inputs[0].dataType,gpuDataType:0}],dispatchGroup:a,programUniforms:c}),getShaderSource:p},{inputs:l,outputs:[-1,-1,-1]})},Kb=(e,r)=>{let t=rg(e.inputs,r),[s,n,o]=ag(e,t);return Zo(e,s,n,o,e.inputs[4],void 0,void 0,void 0,e.inputs[5],t)}}),ig,lg,cg,Hb,mT=Ve(()=>{Es(),gt(),Ct(),mr(),St(),ig=(e,r)=>{if(!e||e.length!==5)throw new Error("BatchNormalization requires 5 inputs");let t=(s,n,o)=>{let i=n.length;if(i!==s.length)throw new Error(`${o}: num dimensions != ${i}`);n.forEach((a,l)=>{if(a!==s[l])throw new Error(`${o}: dim[${l}] do not match`)})};if(e[0].dims.length>1){let s=r.format==="NHWC"?r.spatial?e[0].dims.slice(-1):e[0].dims.slice(-1).concat(e[0].dims.slice(1,e[0].dims.length-1)):e[0].dims.slice(1,r.spatial?2:void 0);t(e[1].dims,s,"Invalid input scale"),t(e[2].dims,s,"Invalid input B"),t(e[3].dims,s,"Invalid input mean"),t(e[4].dims,s,"Invalid input var")}else t(e[1].dims,[1],"Invalid input scale"),t(e[2].dims,[1],"Invalid input B"),t(e[3].dims,[1],"Invalid input mean"),t(e[4].dims,[1],"Invalid input var")},lg=(e,r)=>{let{epsilon:t,spatial:s,format:n}=r,o=e[0].dims,i=s?ur(o[o.length-1]):1,a=n==="NHWC"&&o.length>1?i:1,l=we.size(o)/i,c=s,p=c?o.length:o,d=ke("x",e[0].dataType,e[0].dims,i),u=ke("scale",e[1].dataType,e[1].dims,a),f=ke("bias",e[2].dataType,e[2].dims,a),_=ke("inputMean",e[3].dataType,e[3].dims,a),y=ke("inputVar",e[4].dataType,e[4].dims,a),k=it("y",e[0].dataType,p,i),w=()=>{let I="";if(s)I=`let cOffset = ${o.length===1?"0u":n==="NHWC"?`outputIndices[${o.length-1}] / ${i}`:"outputIndices[1]"};`;else if(n==="NCHW")I=` + }`};return e.compute({name:"AttentionPrepare",shaderCache:{inputDependencies:["type","type","type"]},getRunData:()=>({outputs:[{dims:t,dataType:e.inputs[0].dataType,gpuDataType:0},{dims:t,dataType:e.inputs[0].dataType,gpuDataType:0},{dims:t,dataType:e.inputs[0].dataType,gpuDataType:0}],dispatchGroup:i,programUniforms:c}),getShaderSource:p},{inputs:l,outputs:[-1,-1,-1]})},Kb=(e,r)=>{let t=rg(e.inputs,r),[s,n,o]=ag(e,t);return Zo(e,s,n,o,e.inputs[4],void 0,void 0,void 0,e.inputs[5],t)}}),ig,lg,cg,Hb,mT=Ve(()=>{Ts(),gt(),Ct(),mr(),St(),ig=(e,r)=>{if(!e||e.length!==5)throw new Error("BatchNormalization requires 5 inputs");let t=(s,n,o)=>{let a=n.length;if(a!==s.length)throw new Error(`${o}: num dimensions != ${a}`);n.forEach((i,l)=>{if(i!==s[l])throw new Error(`${o}: dim[${l}] do not match`)})};if(e[0].dims.length>1){let s=r.format==="NHWC"?r.spatial?e[0].dims.slice(-1):e[0].dims.slice(-1).concat(e[0].dims.slice(1,e[0].dims.length-1)):e[0].dims.slice(1,r.spatial?2:void 0);t(e[1].dims,s,"Invalid input scale"),t(e[2].dims,s,"Invalid input B"),t(e[3].dims,s,"Invalid input mean"),t(e[4].dims,s,"Invalid input var")}else t(e[1].dims,[1],"Invalid input scale"),t(e[2].dims,[1],"Invalid input B"),t(e[3].dims,[1],"Invalid input mean"),t(e[4].dims,[1],"Invalid input var")},lg=(e,r)=>{let{epsilon:t,spatial:s,format:n}=r,o=e[0].dims,a=s?ur(o[o.length-1]):1,i=n==="NHWC"&&o.length>1?a:1,l=we.size(o)/a,c=s,p=c?o.length:o,d=ke("x",e[0].dataType,e[0].dims,a),u=ke("scale",e[1].dataType,e[1].dims,i),f=ke("bias",e[2].dataType,e[2].dims,i),_=ke("inputMean",e[3].dataType,e[3].dims,i),y=ke("inputVar",e[4].dataType,e[4].dims,i),k=it("y",e[0].dataType,p,a),w=()=>{let I="";if(s)I=`let cOffset = ${o.length===1?"0u":n==="NHWC"?`outputIndices[${o.length-1}] / ${a}`:"outputIndices[1]"};`;else if(n==="NCHW")I=` ${k.indicesSet("outputIndices","0","0")} let cOffset = ${k.indicesToOffset("outputIndices")};`;else{I=`var cIndices = ${u.type.indices}(0); cIndices[0] = outputIndices[${o.length-1}];`;for(let T=1;T` @@ -401,7 +401,7 @@ var best_index : i32 = 0;`,`if (${s.getByIndices("input_indices")} ${r.selectLas ${I.registerUniform("outputSize","u32").declareVariables(d,u,f,_,y,k)} ${I.mainStart()} ${I.guardAgainstOutOfBoundsWorkgroupSizes("uniforms.outputSize")} - var outputIndices = ${k.offsetToIndices(`global_idx * ${i}`)}; + var outputIndices = ${k.offsetToIndices(`global_idx * ${a}`)}; ${w()} let scale = ${u.getByOffset("cOffset")}; let bias = ${f.getByOffset("cOffset")}; @@ -410,16 +410,16 @@ var best_index : i32 = 0;`,`if (${s.getByIndices("input_indices")} ${r.selectLas let x = ${d.getByOffset("global_idx")}; let value = (x - inputMean) * inverseSqrt(inputVar + epsilon) * scale + bias; ${k.setByOffset("global_idx","value")} - }`;return{name:"BatchNormalization",shaderCache:{hint:`${r.epsilon}_${r.format}_${s}_${i}`,inputDependencies:c?["rank","type","type","type","type"]:void 0},getShaderSource:v,getRunData:()=>({outputs:[{dims:e[0].dims,dataType:e[0].dataType}],dispatchGroup:{x:Math.ceil(l/64)},programUniforms:c?[{type:12,data:l},...ct(o)]:[{type:12,data:l}]})}},cg=e=>jt(e),Hb=(e,r)=>{let{inputs:t,outputCount:s}=e,n=cg({...r,outputCount:s});if(Jt.webgpu.validateInputContent&&ig(t,n),r.trainingMode)throw new Error("BatchNormalization trainingMode is not supported yet.");e.compute(lg(t,n))}}),ug,dg,qb,hT=Ve(()=>{Ct(),St(),ug=e=>{if(e[0].dims.length!==3)throw new Error("input should have 3 dimensions");if(![320,640,1280].includes(e[0].dims[2]))throw new Error("number of channels should be 320, 640 or 1280");if(e[1].dims.length!==1)throw new Error("bias is expected to have 1 dimensions");if(e[0].dims[2]!==e[1].dims[0])throw new Error("last dimension of input and bias are not the same")},dg=e=>{let r=e[0].dims,t=e[0].dims[2],s=we.size(r)/4,n=e[0].dataType,o=ke("input",n,r,4),i=ke("bias",n,[t],4),a=ke("residual",n,r,4),l=it("output",n,r,4);return{name:"BiasAdd",getRunData:()=>({outputs:[{dims:r,dataType:e[0].dataType}],dispatchGroup:{x:Math.ceil(s/64)}}),getShaderSource:c=>` + }`;return{name:"BatchNormalization",shaderCache:{hint:`${r.epsilon}_${r.format}_${s}_${a}`,inputDependencies:c?["rank","type","type","type","type"]:void 0},getShaderSource:v,getRunData:()=>({outputs:[{dims:e[0].dims,dataType:e[0].dataType}],dispatchGroup:{x:Math.ceil(l/64)},programUniforms:c?[{type:12,data:l},...ct(o)]:[{type:12,data:l}]})}},cg=e=>jt(e),Hb=(e,r)=>{let{inputs:t,outputCount:s}=e,n=cg({...r,outputCount:s});if(Jt.webgpu.validateInputContent&&ig(t,n),r.trainingMode)throw new Error("BatchNormalization trainingMode is not supported yet.");e.compute(lg(t,n))}}),ug,dg,qb,hT=Ve(()=>{Ct(),St(),ug=e=>{if(e[0].dims.length!==3)throw new Error("input should have 3 dimensions");if(![320,640,1280].includes(e[0].dims[2]))throw new Error("number of channels should be 320, 640 or 1280");if(e[1].dims.length!==1)throw new Error("bias is expected to have 1 dimensions");if(e[0].dims[2]!==e[1].dims[0])throw new Error("last dimension of input and bias are not the same")},dg=e=>{let r=e[0].dims,t=e[0].dims[2],s=we.size(r)/4,n=e[0].dataType,o=ke("input",n,r,4),a=ke("bias",n,[t],4),i=ke("residual",n,r,4),l=it("output",n,r,4);return{name:"BiasAdd",getRunData:()=>({outputs:[{dims:r,dataType:e[0].dataType}],dispatchGroup:{x:Math.ceil(s/64)}}),getShaderSource:c=>` const channels = ${t}u / 4; - ${c.declareVariables(o,i,a,l)} + ${c.declareVariables(o,a,i,l)} ${c.mainStart()} ${c.guardAgainstOutOfBoundsWorkgroupSizes(s)} let value = ${o.getByOffset("global_idx")} - + ${i.getByOffset("global_idx % channels")} + ${a.getByOffset("global_idx")}; + + ${a.getByOffset("global_idx % channels")} + ${i.getByOffset("global_idx")}; ${l.setByOffset("global_idx","value")} - }`}},qb=e=>{ug(e.inputs),e.compute(dg(e.inputs))}}),pg,Bt,Qb,Xb,Jb,Yb,Zb,ey,ty,ry,sy,mg,ny,oy,ay,iy,qo,ly,ui,cy,uy,dy,py,my,hy,_y,fy,gy,My,wy,by,yy,vy,xy,Ty,Mc,Ey,ou,au,Py,Cy,Sy,hg,_g,Iy,ku=Ve(()=>{gt(),Ct(),mr(),St(),pg=(e,r,t,s,n,o,i)=>{let a=Math.ceil(r/4),l="";typeof n=="string"?l=`${n}(a)`:l=n("a");let c=ke("inputData",t,[a],4),p=it("outputData",s,[a],4),d=[{name:"vec_size",type:"u32"}];return i&&d.push(...i),` + }`}},qb=e=>{ug(e.inputs),e.compute(dg(e.inputs))}}),pg,Bt,Qb,Xb,Jb,Yb,Zb,ey,ty,ry,sy,mg,ny,oy,ay,iy,qo,ly,ui,cy,uy,dy,py,my,hy,_y,fy,gy,My,wy,by,yy,vy,xy,Ty,Mc,Ey,ou,au,Py,Cy,Sy,hg,_g,Iy,ku=Ve(()=>{gt(),Ct(),mr(),St(),pg=(e,r,t,s,n,o,a)=>{let i=Math.ceil(r/4),l="";typeof n=="string"?l=`${n}(a)`:l=n("a");let c=ke("inputData",t,[i],4),p=it("outputData",s,[i],4),d=[{name:"vec_size",type:"u32"}];return a&&d.push(...a),` ${e.registerUniforms(d).declareVariables(c,p)} ${o??""} @@ -429,7 +429,7 @@ var best_index : i32 = 0;`,`if (${s.getByIndices("input_indices")} ${r.selectLas let a = ${c.getByOffset("global_idx")}; ${p.setByOffset("global_idx",l)} - }`},Bt=(e,r,t,s,n,o=e.dataType,i,a)=>{let l=[{type:12,data:Math.ceil(we.size(e.dims)/4)}];return i&&l.push(...i),{name:r,shaderCache:{hint:n,inputDependencies:["type"]},getShaderSource:c=>pg(c,we.size(e.dims),e.dataType,o,t,s,a),getRunData:c=>({outputs:[{dims:e.dims,dataType:o}],dispatchGroup:{x:Math.ceil(we.size(c[0].dims)/64/4)},programUniforms:l})}},Qb=e=>{e.compute(Bt(e.inputs[0],"Abs","abs"))},Xb=e=>{e.compute(Bt(e.inputs[0],"Acos","acos"))},Jb=e=>{e.compute(Bt(e.inputs[0],"Acosh","acosh"))},Yb=e=>{e.compute(Bt(e.inputs[0],"Asin","asin"))},Zb=e=>{e.compute(Bt(e.inputs[0],"Asinh","asinh"))},ey=e=>{e.compute(Bt(e.inputs[0],"Atan","atan"))},ty=e=>{e.compute(Bt(e.inputs[0],"Atanh","atanh"))},ry=e=>jt(e),sy=(e,r)=>{let t;switch(r.to){case 10:t="vec4";break;case 1:t="vec4";break;case 12:t="vec4";break;case 6:t="vec4";break;case 9:t="vec4";break;default:throw new RangeError(`not supported type (specified in attribute 'to' from 'Cast' operator): ${r.to}`)}e.compute(Bt(e.inputs[0],"Cast",t,void 0,r.cacheKey,r.to))},mg=e=>{let r,t,s=e.length>=2&&e[1].data!==0,n=e.length>=3&&e[2].data!==0;switch(e[0].dataType){case 1:r=s?e[1].getFloat32Array()[0]:-34028234663852886e22,t=n?e[2].getFloat32Array()[0]:34028234663852886e22;break;case 10:r=s?e[1].getUint16Array()[0]:64511,t=n?e[2].getUint16Array()[0]:31743;break;default:throw new Error("Unsupport data type")}return jt({min:r,max:t})},ny=(e,r)=>{let t=r||mg(e.inputs),s=jr(e.inputs[0].dataType);e.compute(Bt(e.inputs[0],"Clip",n=>`clamp(${n}, vec4<${s}>(uniforms.min), vec4<${s}>(uniforms.max))`,void 0,t.cacheKey,void 0,[{type:e.inputs[0].dataType,data:t.min},{type:e.inputs[0].dataType,data:t.max}],[{name:"min",type:s},{name:"max",type:s}]),{inputs:[0]})},oy=e=>{e.compute(Bt(e.inputs[0],"Ceil","ceil"))},ay=e=>{e.compute(Bt(e.inputs[0],"Cos","cos"))},iy=e=>{e.compute(Bt(e.inputs[0],"Cosh","cosh"))},qo=e=>jt(e),ly=(e,r)=>{let t=jr(e.inputs[0].dataType);e.compute(Bt(e.inputs[0],"Elu",s=>`elu_vf32(${s})`,` + }`},Bt=(e,r,t,s,n,o=e.dataType,a,i)=>{let l=[{type:12,data:Math.ceil(we.size(e.dims)/4)}];return a&&l.push(...a),{name:r,shaderCache:{hint:n,inputDependencies:["type"]},getShaderSource:c=>pg(c,we.size(e.dims),e.dataType,o,t,s,i),getRunData:c=>({outputs:[{dims:e.dims,dataType:o}],dispatchGroup:{x:Math.ceil(we.size(c[0].dims)/64/4)},programUniforms:l})}},Qb=e=>{e.compute(Bt(e.inputs[0],"Abs","abs"))},Xb=e=>{e.compute(Bt(e.inputs[0],"Acos","acos"))},Jb=e=>{e.compute(Bt(e.inputs[0],"Acosh","acosh"))},Yb=e=>{e.compute(Bt(e.inputs[0],"Asin","asin"))},Zb=e=>{e.compute(Bt(e.inputs[0],"Asinh","asinh"))},ey=e=>{e.compute(Bt(e.inputs[0],"Atan","atan"))},ty=e=>{e.compute(Bt(e.inputs[0],"Atanh","atanh"))},ry=e=>jt(e),sy=(e,r)=>{let t;switch(r.to){case 10:t="vec4";break;case 1:t="vec4";break;case 12:t="vec4";break;case 6:t="vec4";break;case 9:t="vec4";break;default:throw new RangeError(`not supported type (specified in attribute 'to' from 'Cast' operator): ${r.to}`)}e.compute(Bt(e.inputs[0],"Cast",t,void 0,r.cacheKey,r.to))},mg=e=>{let r,t,s=e.length>=2&&e[1].data!==0,n=e.length>=3&&e[2].data!==0;switch(e[0].dataType){case 1:r=s?e[1].getFloat32Array()[0]:-34028234663852886e22,t=n?e[2].getFloat32Array()[0]:34028234663852886e22;break;case 10:r=s?e[1].getUint16Array()[0]:64511,t=n?e[2].getUint16Array()[0]:31743;break;default:throw new Error("Unsupport data type")}return jt({min:r,max:t})},ny=(e,r)=>{let t=r||mg(e.inputs),s=jr(e.inputs[0].dataType);e.compute(Bt(e.inputs[0],"Clip",n=>`clamp(${n}, vec4<${s}>(uniforms.min), vec4<${s}>(uniforms.max))`,void 0,t.cacheKey,void 0,[{type:e.inputs[0].dataType,data:t.min},{type:e.inputs[0].dataType,data:t.max}],[{name:"min",type:s},{name:"max",type:s}]),{inputs:[0]})},oy=e=>{e.compute(Bt(e.inputs[0],"Ceil","ceil"))},ay=e=>{e.compute(Bt(e.inputs[0],"Cos","cos"))},iy=e=>{e.compute(Bt(e.inputs[0],"Cosh","cosh"))},qo=e=>jt(e),ly=(e,r)=>{let t=jr(e.inputs[0].dataType);e.compute(Bt(e.inputs[0],"Elu",s=>`elu_vf32(${s})`,` const elu_alpha_ = ${t}(${r.alpha}); fn elu_f32(a: ${t}) -> ${t} { @@ -475,16 +475,16 @@ fn quick_gelu_impl(x: vec4<${e}>) -> vec4<${e}> { } return x * x1; } -`,_g=e=>`quick_gelu_impl(${e})`,Iy=(e,r)=>{let t=jr(e.inputs[0].dataType);e.compute(Bt(e.inputs[0],"QuickGelu",_g,hg(t,r.alpha),r.cacheKey,e.inputs[0].dataType))}}),fg,gg,$y,_T=Ve(()=>{Ct(),St(),ku(),fg=e=>{if(e[0].dims.length!==3)throw new Error("input should have 3 dimensions");if(![2560,5120,10240].includes(e[0].dims[2]))throw new Error("hidden state should be 2560, 5120 or 10240");if(e[1].dims.length!==1)throw new Error("bias is expected to have 1 dimensions");if(e[0].dims[2]!==e[1].dims[0])throw new Error("last dimension of input and bias are not the same")},gg=e=>{let r=e[0].dims.slice();r[2]=r[2]/2;let t=ke("input",e[0].dataType,e[0].dims,4),s=ke("bias",e[0].dataType,[e[0].dims[2]],4),n=it("output",e[0].dataType,r,4),o=we.size(r)/4,i=Ar(e[0].dataType);return{name:"BiasSplitGelu",getRunData:()=>({outputs:[{dims:r,dataType:e[0].dataType}],dispatchGroup:{x:Math.ceil(o/64)}}),getShaderSource:a=>` +`,_g=e=>`quick_gelu_impl(${e})`,Iy=(e,r)=>{let t=jr(e.inputs[0].dataType);e.compute(Bt(e.inputs[0],"QuickGelu",_g,hg(t,r.alpha),r.cacheKey,e.inputs[0].dataType))}}),fg,gg,$y,_T=Ve(()=>{Ct(),St(),ku(),fg=e=>{if(e[0].dims.length!==3)throw new Error("input should have 3 dimensions");if(![2560,5120,10240].includes(e[0].dims[2]))throw new Error("hidden state should be 2560, 5120 or 10240");if(e[1].dims.length!==1)throw new Error("bias is expected to have 1 dimensions");if(e[0].dims[2]!==e[1].dims[0])throw new Error("last dimension of input and bias are not the same")},gg=e=>{let r=e[0].dims.slice();r[2]=r[2]/2;let t=ke("input",e[0].dataType,e[0].dims,4),s=ke("bias",e[0].dataType,[e[0].dims[2]],4),n=it("output",e[0].dataType,r,4),o=we.size(r)/4,a=Ar(e[0].dataType);return{name:"BiasSplitGelu",getRunData:()=>({outputs:[{dims:r,dataType:e[0].dataType}],dispatchGroup:{x:Math.ceil(o/64)}}),getShaderSource:i=>` const M_SQRT2 = sqrt(2.0); const halfChannels = ${e[0].dims[2]/4/2}u; - ${a.declareVariables(t,s,n)} + ${i.declareVariables(t,s,n)} - ${ui(i)} + ${ui(a)} - ${a.mainStart()} - ${a.guardAgainstOutOfBoundsWorkgroupSizes(o)} + ${i.mainStart()} + ${i.guardAgainstOutOfBoundsWorkgroupSizes(o)} let biasIdx = global_idx % halfChannels; let batchIndex = global_idx / halfChannels; let inputOffset = biasIdx + batchIndex * halfChannels * 2; @@ -493,11 +493,11 @@ fn quick_gelu_impl(x: vec4<${e}>) -> vec4<${e}> { let geluRight = valueRight * 0.5 * (erf_vf32(valueRight / M_SQRT2) + 1); ${n.setByOffset("global_idx","valueLeft * geluRight")} - }`}},$y=e=>{fg(e.inputs),e.compute(gg(e.inputs))}}),Mg,wg,ws,ky,Ay,Fy,Oy,Dy,Ly,zy,By,Ry,Ny,fT=Ve(()=>{gt(),Ct(),St(),Mg=(e,r,t,s,n,o,i,a,l,c,p,d)=>{let u,f;typeof a=="string"?u=f=(v,I)=>`${a}((${v}),(${I}))`:typeof a=="function"?u=f=a:(u=a.scalar,f=a.vector);let _=it("outputData",p,s.length,4),y=ke("aData",l,r.length,4),k=ke("bData",c,t.length,4),w;if(n)if(o){let v=we.size(r)===1,I=we.size(t)===1,T=r.length>0&&r[r.length-1]%4===0,b=t.length>0&&t[t.length-1]%4===0;v||I?w=_.setByOffset("global_idx",f(v?`${y.type.value}(${y.getByOffset("0")}.x)`:y.getByOffset("global_idx"),I?`${k.type.value}(${k.getByOffset("0")}.x)`:k.getByOffset("global_idx"))):w=` + }`}},$y=e=>{fg(e.inputs),e.compute(gg(e.inputs))}}),Mg,wg,ws,ky,Ay,Fy,Oy,Dy,Ly,zy,By,Ry,Ny,fT=Ve(()=>{gt(),Ct(),St(),Mg=(e,r,t,s,n,o,a,i,l,c,p,d)=>{let u,f;typeof i=="string"?u=f=(v,I)=>`${i}((${v}),(${I}))`:typeof i=="function"?u=f=i:(u=i.scalar,f=i.vector);let _=it("outputData",p,s.length,4),y=ke("aData",l,r.length,4),k=ke("bData",c,t.length,4),w;if(n)if(o){let v=we.size(r)===1,I=we.size(t)===1,T=r.length>0&&r[r.length-1]%4===0,b=t.length>0&&t[t.length-1]%4===0;v||I?w=_.setByOffset("global_idx",f(v?`${y.type.value}(${y.getByOffset("0")}.x)`:y.getByOffset("global_idx"),I?`${k.type.value}(${k.getByOffset("0")}.x)`:k.getByOffset("global_idx"))):w=` let outputIndices = ${_.offsetToIndices("global_idx * 4u")}; let offsetA = ${y.broadcastedIndicesToOffset("outputIndices",_)}; let offsetB = ${k.broadcastedIndicesToOffset("outputIndices",_)}; - ${_.setByOffset("global_idx",f(i||T?y.getByOffset("offsetA / 4u"):`${y.type.value}(${y.getByOffset("offsetA / 4u")}[offsetA % 4u])`,i||b?k.getByOffset("offsetB / 4u"):`${k.type.value}(${k.getByOffset("offsetB / 4u")}[offsetB % 4u])`))} + ${_.setByOffset("global_idx",f(a||T?y.getByOffset("offsetA / 4u"):`${y.type.value}(${y.getByOffset("offsetA / 4u")}[offsetA % 4u])`,a||b?k.getByOffset("offsetB / 4u"):`${k.type.value}(${k.getByOffset("offsetB / 4u")}[offsetB % 4u])`))} `}else w=_.setByOffset("global_idx",f(y.getByOffset("global_idx"),k.getByOffset("global_idx")));else{if(!o)throw new Error("no necessary to use scalar implementation for element-wise binary op implementation.");let v=(I,T,b="")=>{let E=`aData[indexA${T}][componentA${T}]`,x=`bData[indexB${T}][componentB${T}]`;return` let outputIndices${T} = ${_.offsetToIndices(`global_idx * 4u + ${T}u`)}; let offsetA${T} = ${y.broadcastedIndicesToOffset(`outputIndices${T}`,_)}; @@ -526,7 +526,7 @@ fn quick_gelu_impl(x: vec4<${e}>) -> vec4<${e}> { ${e.mainStart()} ${e.guardAgainstOutOfBoundsWorkgroupSizes("uniforms.vec_size")} ${w} - }`},wg=(e,r,t,s,n,o,i=t.dataType)=>{let a=t.dims.map(y=>Number(y)??1),l=s.dims.map(y=>Number(y)??1),c=!we.areEqual(a,l),p=a,d=we.size(a),u=!1,f=!1,_=[c];if(c){let y=lo.calcShape(a,l,!1);if(!y)throw new Error("Can't perform binary op on the given tensors");p=y.slice(),d=we.size(p);let k=we.size(a)===1,w=we.size(l)===1,v=a.length>0&&a[a.length-1]%4===0,I=l.length>0&&l[l.length-1]%4===0;_.push(k),_.push(w),_.push(v),_.push(I);let T=1;for(let b=1;by.toString()).join("_"),inputDependencies:["rank","rank"]},getShaderSource:y=>Mg(y,a,l,p,u,c,f,n,t.dataType,s.dataType,i,o),getRunData:()=>({outputs:[{dims:p,dataType:i}],dispatchGroup:{x:Math.ceil(d/64/4)},programUniforms:[{type:12,data:Math.ceil(we.size(p)/4)},...ct(a,l,p)]})}},ws=(e,r,t,s,n,o)=>{e.compute(wg(r,n??"",e.inputs[0],e.inputs[1],t,s,o))},ky=e=>{ws(e,"Add",(r,t)=>`${r}+${t}`)},Ay=e=>{ws(e,"Div",(r,t)=>`${r}/${t}`)},Fy=e=>{ws(e,"Equal",{scalar:(r,t)=>`u32(${r}==${t})`,vector:(r,t)=>`vec4(${r}==${t})`},void 0,void 0,9)},Oy=e=>{ws(e,"Mul",(r,t)=>`${r}*${t}`)},Dy=e=>{let r=ke("input",e.inputs[0].dataType,e.inputs[0].dims).type.value;ws(e,"Pow",{scalar:(t,s)=>`pow_custom(${t},${s})`,vector:(t,s)=>`pow_vector_custom(${t},${s})`},` + }`},wg=(e,r,t,s,n,o,a=t.dataType)=>{let i=t.dims.map(y=>Number(y)??1),l=s.dims.map(y=>Number(y)??1),c=!we.areEqual(i,l),p=i,d=we.size(i),u=!1,f=!1,_=[c];if(c){let y=lo.calcShape(i,l,!1);if(!y)throw new Error("Can't perform binary op on the given tensors");p=y.slice(),d=we.size(p);let k=we.size(i)===1,w=we.size(l)===1,v=i.length>0&&i[i.length-1]%4===0,I=l.length>0&&l[l.length-1]%4===0;_.push(k),_.push(w),_.push(v),_.push(I);let T=1;for(let b=1;by.toString()).join("_"),inputDependencies:["rank","rank"]},getShaderSource:y=>Mg(y,i,l,p,u,c,f,n,t.dataType,s.dataType,a,o),getRunData:()=>({outputs:[{dims:p,dataType:a}],dispatchGroup:{x:Math.ceil(d/64/4)},programUniforms:[{type:12,data:Math.ceil(we.size(p)/4)},...ct(i,l,p)]})}},ws=(e,r,t,s,n,o)=>{e.compute(wg(r,n??"",e.inputs[0],e.inputs[1],t,s,o))},ky=e=>{ws(e,"Add",(r,t)=>`${r}+${t}`)},Ay=e=>{ws(e,"Div",(r,t)=>`${r}/${t}`)},Fy=e=>{ws(e,"Equal",{scalar:(r,t)=>`u32(${r}==${t})`,vector:(r,t)=>`vec4(${r}==${t})`},void 0,void 0,9)},Oy=e=>{ws(e,"Mul",(r,t)=>`${r}*${t}`)},Dy=e=>{let r=ke("input",e.inputs[0].dataType,e.inputs[0].dims).type.value;ws(e,"Pow",{scalar:(t,s)=>`pow_custom(${t},${s})`,vector:(t,s)=>`pow_vector_custom(${t},${s})`},` fn pow_custom(a : ${r}, b : ${r}) -> ${r} { if (b == ${r}(0.0)) { return ${r}(1.0); @@ -539,7 +539,7 @@ fn quick_gelu_impl(x: vec4<${e}>) -> vec4<${e}> { // TODO: implement vectorized pow return vec4<${r}>(pow_custom(a.x, b.x), pow_custom(a.y, b.y), pow_custom(a.z, b.z), pow_custom(a.w, b.w)); } - `)},Ly=e=>{ws(e,"Sub",(r,t)=>`${r}-${t}`)},zy=e=>{ws(e,"Greater",{scalar:(r,t)=>`u32(${r}>${t})`,vector:(r,t)=>`vec4(${r}>${t})`},void 0,void 0,9)},By=e=>{ws(e,"Less",{scalar:(r,t)=>`u32(${r}<${t})`,vector:(r,t)=>`vec4(${r}<${t})`},void 0,void 0,9)},Ry=e=>{ws(e,"GreaterOrEqual",{scalar:(r,t)=>`u32(${r}>=${t})`,vector:(r,t)=>`vec4(${r}>=${t})`},void 0,void 0,9)},Ny=e=>{ws(e,"LessOrEqual",{scalar:(r,t)=>`u32(${r}<=${t})`,vector:(r,t)=>`vec4(${r}<=${t})`},void 0,void 0,9)}}),bg,yg,vg,xg,jy,Vy,gT=Ve(()=>{gt(),Ct(),mr(),St(),bg=(e,r)=>{if(!e||e.length<1)throw new Error("too few inputs");let t=0,s=e[t],n=s.dataType,o=s.dims.length;e.forEach((i,a)=>{if(a!==t){if(i.dataType!==n)throw new Error("input tensors should be one type");if(i.dims.length!==o)throw new Error("input tensors should have the same shape");i.dims.forEach((l,c)=>{if(c!==r&&l!==s.dims[c])throw new Error("non concat dimensions must match")})}})},yg=(e,r)=>` + `)},Ly=e=>{ws(e,"Sub",(r,t)=>`${r}-${t}`)},zy=e=>{ws(e,"Greater",{scalar:(r,t)=>`u32(${r}>${t})`,vector:(r,t)=>`vec4(${r}>${t})`},void 0,void 0,9)},By=e=>{ws(e,"Less",{scalar:(r,t)=>`u32(${r}<${t})`,vector:(r,t)=>`vec4(${r}<${t})`},void 0,void 0,9)},Ry=e=>{ws(e,"GreaterOrEqual",{scalar:(r,t)=>`u32(${r}>=${t})`,vector:(r,t)=>`vec4(${r}>=${t})`},void 0,void 0,9)},Ny=e=>{ws(e,"LessOrEqual",{scalar:(r,t)=>`u32(${r}<=${t})`,vector:(r,t)=>`vec4(${r}<=${t})`},void 0,void 0,9)}}),bg,yg,vg,xg,jy,Vy,gT=Ve(()=>{gt(),Ct(),mr(),St(),bg=(e,r)=>{if(!e||e.length<1)throw new Error("too few inputs");let t=0,s=e[t],n=s.dataType,o=s.dims.length;e.forEach((a,i)=>{if(i!==t){if(a.dataType!==n)throw new Error("input tensors should be one type");if(a.dims.length!==o)throw new Error("input tensors should have the same shape");a.dims.forEach((l,c)=>{if(c!==r&&l!==s.dims[c])throw new Error("non concat dimensions must match")})}})},yg=(e,r)=>` fn calculateInputIndex(index: u32) -> u32 { let sizeInConcatAxis = array(${r}); for (var i: u32 = 0u; i < ${e}; i += 1u ) { @@ -549,9 +549,9 @@ fn quick_gelu_impl(x: vec4<${e}>) -> vec4<${e}> { } return ${e}u; }`,vg=(e,r)=>{let t=e.length,s=[];for(let n=0;n{let n=we.size(t),o=new Array(e.length),i=new Array(e.length),a=0,l=[],c=[],p=[{type:12,data:n}];for(let y=0;y`uniforms.sizeInConcatAxis${y}`).join(","),_=y=>` +`)},xg=(e,r,t,s)=>{let n=we.size(t),o=new Array(e.length),a=new Array(e.length),i=0,l=[],c=[],p=[{type:12,data:n}];for(let y=0;y`uniforms.sizeInConcatAxis${y}`).join(","),_=y=>` - ${(()=>{y.registerUniform("outputSize","u32");for(let k=0;k{y.registerUniform("outputSize","u32");for(let k=0;k) -> vec4<${e}> { ${u} -= sizeInConcatAxis[inputIndex - 1u]; } - ${vg(i,d)} - }`;return{name:"Concat",shaderCache:{hint:`${r}`,inputDependencies:l},getRunData:()=>({outputs:[{dims:t,dataType:s}],dispatchGroup:{x:Math.ceil(n/64)},programUniforms:p}),getShaderSource:_}},jy=(e,r)=>{let t=e.inputs,s=t[0].dims,n=we.normalizeAxis(r.axis,s.length);bg(t,n);let o=s.slice();o[n]=t.reduce((a,l)=>a+(l.dims.length>n?l.dims[n]:0),0);let i=t.filter(a=>we.size(a.dims)>0);e.compute(xg(i,n,o,t[0].dataType),{inputs:i})},Vy=e=>jt({axis:e.axis})}),$n,kn,An,Au,On=Ve(()=>{gt(),Ct(),$n=(e,r,t="f32")=>{switch(e.activation){case"Relu":return`value = max(value, ${r}(0.0));`;case"Sigmoid":return`value = (${r}(1.0) / (${r}(1.0) + exp(-value)));`;case"Clip":return`value = clamp(value, ${r}(${t}(uniforms.clip_min)), ${r}(${t}(uniforms.clip_max)));`;case"HardSigmoid":return`value = max(${r}(0.0), min(${r}(1.0), ${t}(uniforms.alpha) * value + ${t}(uniforms.beta)));`;case"LeakyRelu":return`value = select(${t}(uniforms.alpha) * value, value, value >= ${r}(0.0));`;case"Tanh":return`let e2x = exp(-2.0 * abs(value)); + ${vg(a,d)} + }`;return{name:"Concat",shaderCache:{hint:`${r}`,inputDependencies:l},getRunData:()=>({outputs:[{dims:t,dataType:s}],dispatchGroup:{x:Math.ceil(n/64)},programUniforms:p}),getShaderSource:_}},jy=(e,r)=>{let t=e.inputs,s=t[0].dims,n=we.normalizeAxis(r.axis,s.length);bg(t,n);let o=s.slice();o[n]=t.reduce((i,l)=>i+(l.dims.length>n?l.dims[n]:0),0);let a=t.filter(i=>we.size(i.dims)>0);e.compute(xg(a,n,o,t[0].dataType),{inputs:a})},Vy=e=>jt({axis:e.axis})}),$n,kn,An,Au,On=Ve(()=>{gt(),Ct(),$n=(e,r,t="f32")=>{switch(e.activation){case"Relu":return`value = max(value, ${r}(0.0));`;case"Sigmoid":return`value = (${r}(1.0) / (${r}(1.0) + exp(-value)));`;case"Clip":return`value = clamp(value, ${r}(${t}(uniforms.clip_min)), ${r}(${t}(uniforms.clip_max)));`;case"HardSigmoid":return`value = max(${r}(0.0), min(${r}(1.0), ${t}(uniforms.alpha) * value + ${t}(uniforms.beta)));`;case"LeakyRelu":return`value = select(${t}(uniforms.alpha) * value, value, value >= ${r}(0.0));`;case"Tanh":return`let e2x = exp(-2.0 * abs(value)); value = sign(value) * (1.0 - e2x) / (1.0 + e2x); `;case"":return"";default:throw new Error(`Unsupported activation ${e.activation}`)}},kn=(e,r)=>{e.activation==="Clip"?r.push({type:1,data:e.clipMax},{type:1,data:e.clipMin}):e.activation==="HardSigmoid"?r.push({type:1,data:e.alpha},{type:1,data:e.beta}):e.activation==="LeakyRelu"&&r.push({type:1,data:e.alpha})},An=(e,r)=>{e.activation==="Clip"?r.push({name:"clip_max",type:"f32"},{name:"clip_min",type:"f32"}):e.activation==="HardSigmoid"?r.push({name:"alpha",type:"f32"},{name:"beta",type:"f32"}):e.activation==="LeakyRelu"&&r.push({name:"alpha",type:"f32"})},Au=e=>{let r=e?.activation||"";if(r==="HardSigmoid"){let[t,s]=e?.activation_params||[.2,.5];return{activation:r,alpha:t,beta:s}}else if(r==="Clip"){let[t,s]=e?.activation_params||[hb,_b];return{activation:r,clipMax:s,clipMin:t}}else if(r==="LeakyRelu"){let[t]=e?.activation_params||[.01];return{activation:r,alpha:t}}return{activation:r}}}),Fr,Uy,Fu=Ve(()=>{Fr=(e,r)=>{switch(e){case 1:return r;case 2:return`vec2<${r}>`;case 3:return`vec3<${r}>`;case 4:return`vec4<${r}>`;default:throw new Error(`${e}-component is not supported.`)}},Uy=e=>` ${e?"value = value + getBiasByOutputCoords(coords);":""} @@ -581,13 +581,13 @@ fn getOutputIndexFromCoords(coords : vec4) -> i32 { i32(${e}.x), i32(${e}.y), i32(${e}.z), 1)); } `}),Xo,Ou,Du=Ve(()=>{gt(),Ct(),St(),On(),Xo=(e,r,t,s,n)=>{let o=s-t;return` - ${Array.from({length:t}).map((i,a)=>` - if (${lt(r.shape,a,r.rank)} != 1) { - ${r.indicesSet(e,a,lt(n,a+o,s))} + ${Array.from({length:t}).map((a,i)=>` + if (${lt(r.shape,i,r.rank)} != 1) { + ${r.indicesSet(e,i,lt(n,i+o,s))} } else { - ${r.indicesSet(e,a,0)} + ${r.indicesSet(e,i,0)} }`).join("")} -`},Ou=(e,r,t,s,n=!1,o)=>{let i=e[0].dims,a=e[1].dims,l=i[i.length-2],c=a[a.length-1],p=i[i.length-1],d=ur(c),u=ur(p),f=ur(l),_=we.size(t)/d/f,y=e.length>2,k=s?s.slice(0,-2):t.slice(0,-2),w=[we.size(k),l,c],v=[{type:12,data:_},{type:12,data:l},{type:12,data:c},{type:12,data:p}];kn(r,v),v.push(...ct(k,i,a)),y&&v.push(...ct(e[2].dims)),v.push(...ct(w));let I=T=>{let b=Su("batch_dims",e[0].dataType,k.length),E=ke("a",e[0].dataType,i.length,u),x=ke("b",e[1].dataType,a.length,d),S=it("output",e[0].dataType,w.length,d),O=Ar(S.type.tensor),F=$n(r,S.type.value,O),H=[E,x],W="";if(y){let X=n?d:1;H.push(ke("bias",e[2].dataType,e[2].dims.length,X)),W=`${n?`value += bias[col / ${X}];`:`value += ${S.type.value}(bias[row + i]);`}`}let B=[{name:"output_size",type:"u32"},{name:"M",type:"u32"},{name:"N",type:"u32"},{name:"K",type:"u32"}];An(r,B);let Y=()=>{let X=`var a_data: ${E.type.value};`;for(let J=0;J{let a=e[0].dims,i=e[1].dims,l=a[a.length-2],c=i[i.length-1],p=a[a.length-1],d=ur(c),u=ur(p),f=ur(l),_=we.size(t)/d/f,y=e.length>2,k=s?s.slice(0,-2):t.slice(0,-2),w=[we.size(k),l,c],v=[{type:12,data:_},{type:12,data:l},{type:12,data:c},{type:12,data:p}];kn(r,v),v.push(...ct(k,a,i)),y&&v.push(...ct(e[2].dims)),v.push(...ct(w));let I=T=>{let b=Su("batch_dims",e[0].dataType,k.length),E=ke("a",e[0].dataType,a.length,u),x=ke("b",e[1].dataType,i.length,d),S=it("output",e[0].dataType,w.length,d),O=Ar(S.type.tensor),F=$n(r,S.type.value,O),H=[E,x],W="";if(y){let X=n?d:1;H.push(ke("bias",e[2].dataType,e[2].dims.length,X)),W=`${n?`value += bias[col / ${X}];`:`value += ${S.type.value}(bias[row + i]);`}`}let B=[{name:"output_size",type:"u32"},{name:"M",type:"u32"},{name:"N",type:"u32"},{name:"K",type:"u32"}];An(r,B);let Y=()=>{let X=`var a_data: ${E.type.value};`;for(let J=0;J) -> i32 { acc[i] = BCached1 * ACached.y + acc[i]; acc[i] = BCached2 * ACached.z + acc[i]; ${r===3?"":"acc[i] = BCached3 * ACached.w + acc[i];"} - }`,iu=(e,r,t="f32",s,n=!1,o=32,i=!1,a=32)=>{let l=r[1]*e[1],c=r[0]*e[0],p=n?l:o,d=n?o:l,u=p/r[0],f=o/r[1];if(!((n&&u===4&&e[1]===4||!n&&(u===3||u===4))&&p%r[0]===0&&o%r[1]===0&&e[0]===4))throw new Error(`If transposeA ${n} is true, innerElementSize ${u} and workPerThread[1] ${e[1]} must be 4. + }`,iu=(e,r,t="f32",s,n=!1,o=32,a=!1,i=32)=>{let l=r[1]*e[1],c=r[0]*e[0],p=n?l:o,d=n?o:l,u=p/r[0],f=o/r[1];if(!((n&&u===4&&e[1]===4||!n&&(u===3||u===4))&&p%r[0]===0&&o%r[1]===0&&e[0]===4))throw new Error(`If transposeA ${n} is true, innerElementSize ${u} and workPerThread[1] ${e[1]} must be 4. Otherwise, innerElementSize ${u} must be 3 or 4. tileAWidth ${p} must be divisible by workgroupSize[0]${r[0]}. tileInner ${o} must be divisible by workgroupSize[1] ${r[1]}. colPerThread ${e[0]} must be 4.`);return` var mm_Asub: array, ${p/u}>, ${d}>; @@ -672,12 +672,12 @@ fn main(@builtin(local_invocation_id) localId : vec3, let globalRow =i32(globalId.y) * rowPerThread; let globalCol = i32(globalId.x); - let batch = ${i?"0":"i32(globalId.z)"}; + let batch = ${a?"0":"i32(globalId.z)"}; ${s?`let batchIndices = ${s.offsetToIndices("u32(batch)")};`:""} let globalRowStart = i32(workgroupId.y) * ${l}; - let num_tiles = ${i?`${Math.ceil(a/o)}`:"(uniforms.dim_inner - 1) / tileInner + 1"}; - var kStart = ${i?`i32(globalId.z) * ${a}`:"0"}; + let num_tiles = ${a?`${Math.ceil(i/o)}`:"(uniforms.dim_inner - 1) / tileInner + 1"}; + var kStart = ${a?`i32(globalId.z) * ${i}`:"0"}; var acc: array, rowPerThread>; @@ -724,7 +724,7 @@ fn main(@builtin(local_invocation_id) localId : vec3, mm_Asub[inputRow][inputCol] = mm_readA(batch, globalRowStart + inputRow, kStart + inputCol${r?", batchIndices":""}); - `,Pg=e=>e?"let ACached = mm_Asub[k][tileRow + innerRow];":"let ACached = mm_Asub[tileRow + innerRow][k];",lu=(e,r,t="f32",s,n=!1,o=32,i=!1,a=32,l=!1)=>{let c=e[1]*r[1],p=e[0]*r[0],d=n?c:o,u=n?o:c;if(!(u%r[1]===0&&d%r[0]===0&&o%r[1]===0))throw new Error(`tileAHight ${u} must be divisible by workgroupSize[1]${r[1]}, tileAWidth ${d} must be divisible by workgroupSize[0]${r[0]}, tileInner ${o} must be divisible by workgroupSize[1]${r[1]}`);let f=u/r[1],_=d/r[0],y=o/r[1],k=l?` + `,Pg=e=>e?"let ACached = mm_Asub[k][tileRow + innerRow];":"let ACached = mm_Asub[tileRow + innerRow][k];",lu=(e,r,t="f32",s,n=!1,o=32,a=!1,i=32,l=!1)=>{let c=e[1]*r[1],p=e[0]*r[0],d=n?c:o,u=n?o:c;if(!(u%r[1]===0&&d%r[0]===0&&o%r[1]===0))throw new Error(`tileAHight ${u} must be divisible by workgroupSize[1]${r[1]}, tileAWidth ${d} must be divisible by workgroupSize[0]${r[0]}, tileInner ${o} must be divisible by workgroupSize[1]${r[1]}`);let f=u/r[1],_=d/r[0],y=o/r[1],k=l?` let localRow = i32(localId.y); let localCol = i32(localId.x); let globalRowStart = i32(workgroupId.y) * ${c}; @@ -842,25 +842,25 @@ for (var innerRow = 0; innerRow < rowPerThread; innerRow = innerRow + 1) { fn main(@builtin(local_invocation_id) localId : vec3, @builtin(global_invocation_id) globalId : vec3, @builtin(workgroup_id) workgroupId : vec3) { - let batch = ${i?"0":"i32(globalId.z)"}; + let batch = ${a?"0":"i32(globalId.z)"}; ${s?`let batchIndices = ${s.offsetToIndices("u32(batch)")};`:""} - let num_tiles = ${i?`${Math.ceil(a/o)}`:"(uniforms.dim_inner - 1) / tileInner + 1"}; - var kStart = ${i?`i32(globalId.z) * ${a}`:"0"}; + let num_tiles = ${a?`${Math.ceil(i/o)}`:"(uniforms.dim_inner - 1) / tileInner + 1"}; + var kStart = ${a?`i32(globalId.z) * ${i}`:"0"}; var acc : array, rowPerThread>; ${k} } -`},Cg=(e,r,t,s,n=!1)=>{let[o,i,a,l]=s,c=Ar(s[0].type.tensor);return` +`},Cg=(e,r,t,s,n=!1)=>{let[o,a,i,l]=s,c=Ar(s[0].type.tensor);return` fn mm_readA(batch: i32, row: i32, colIn: i32, batchIndices: ${o.type.indices}) -> ${Fr(e,c)} { var value = ${Fr(e,c)}(0.0); let col = colIn * ${e}; if(row < uniforms.dim_a_outer && col < uniforms.dim_inner) { - var aIndices: ${i.type.indices}; - ${Xo("aIndices",i,i.rank-2,o.rank,"batchIndices")} - ${i.indicesSet("aIndices",i.rank-2,"u32(row)")} - ${i.indicesSet("aIndices",i.rank-1,"u32(colIn)")} - value = ${i.getByIndices("aIndices")}; + var aIndices: ${a.type.indices}; + ${Xo("aIndices",a,a.rank-2,o.rank,"batchIndices")} + ${a.indicesSet("aIndices",a.rank-2,"u32(row)")} + ${a.indicesSet("aIndices",a.rank-1,"u32(colIn)")} + value = ${a.getByIndices("aIndices")}; } return value; } @@ -870,11 +870,11 @@ fn main(@builtin(local_invocation_id) localId : vec3, let col = colIn * ${e}; if(row < uniforms.dim_inner && col < uniforms.dim_b_outer) { - var bIndices: ${a.type.indices}; - ${Xo("bIndices",a,a.rank-2,o.rank,"batchIndices")} - ${a.indicesSet("bIndices",a.rank-2,"u32(row)")} - ${a.indicesSet("bIndices",a.rank-1,"u32(colIn)")} - value = ${a.getByIndices("bIndices")}; + var bIndices: ${i.type.indices}; + ${Xo("bIndices",i,i.rank-2,o.rank,"batchIndices")} + ${i.indicesSet("bIndices",i.rank-2,"u32(row)")} + ${i.indicesSet("bIndices",i.rank-1,"u32(colIn)")} + value = ${i.getByIndices("bIndices")}; } return value; } @@ -889,11 +889,11 @@ fn main(@builtin(local_invocation_id) localId : vec3, ${l.setByIndices("vec3(coords)","value")} } } - `},_i=(e,r,t,s,n=!1,o)=>{let i=e[0].dims,a=e[1].dims,l=i.slice(0,-2),c=a.slice(0,-2),p=s?s.slice(0,-2):t.slice(0,-2),d=we.size(p),u=i[i.length-2],f=i[i.length-1],_=a[a.length-1],y=f%4===0&&_%4===0,k=u<=8?[4,1,1]:[4,4,1],w=[8,8,1],v=[Math.ceil(_/w[0]/k[0]),Math.ceil(u/w[1]/k[1]),Math.ceil(d/w[2]/k[2])],I=y?4:1,T=[...l,u,f/I],b=T.length,E=[...c,f,_/I],x=E.length,S=[d,u,_/I],O=[{type:6,data:u},{type:6,data:_},{type:6,data:f}];kn(r,O),O.push(...ct(p,T,E));let F=["rank","rank"],H=e.length>2;H&&(O.push(...ct(e[2].dims)),F.push("rank")),O.push(...ct(S));let W=B=>{let Y=p.length,X=Su("batchDims",e[0].dataType,Y,1),J=Ar(e[0].dataType),re=ke("a",e[0].dataType,b,I),ne=ke("b",e[1].dataType,x,I),le=it("result",e[0].dataType,S.length,I),pe=[re,ne];if(H){let te=n?I:1;pe.push(ke("bias",e[2].dataType,e[2].dims.length,te))}let oe=[{name:"dim_a_outer",type:"i32"},{name:"dim_b_outer",type:"i32"},{name:"dim_inner",type:"i32"}];An(r,oe);let K=Ar(le.type.tensor),N=$n(r,le.type.value,K),D=Cg(I,H,N,[X,re,ne,le],n);return` + `},_i=(e,r,t,s,n=!1,o)=>{let a=e[0].dims,i=e[1].dims,l=a.slice(0,-2),c=i.slice(0,-2),p=s?s.slice(0,-2):t.slice(0,-2),d=we.size(p),u=a[a.length-2],f=a[a.length-1],_=i[i.length-1],y=f%4===0&&_%4===0,k=u<=8?[4,1,1]:[4,4,1],w=[8,8,1],v=[Math.ceil(_/w[0]/k[0]),Math.ceil(u/w[1]/k[1]),Math.ceil(d/w[2]/k[2])],I=y?4:1,T=[...l,u,f/I],b=T.length,E=[...c,f,_/I],x=E.length,S=[d,u,_/I],O=[{type:6,data:u},{type:6,data:_},{type:6,data:f}];kn(r,O),O.push(...ct(p,T,E));let F=["rank","rank"],H=e.length>2;H&&(O.push(...ct(e[2].dims)),F.push("rank")),O.push(...ct(S));let W=B=>{let Y=p.length,X=Su("batchDims",e[0].dataType,Y,1),J=Ar(e[0].dataType),re=ke("a",e[0].dataType,b,I),ne=ke("b",e[1].dataType,x,I),le=it("result",e[0].dataType,S.length,I),pe=[re,ne];if(H){let te=n?I:1;pe.push(ke("bias",e[2].dataType,e[2].dims.length,te))}let oe=[{name:"dim_a_outer",type:"i32"},{name:"dim_b_outer",type:"i32"},{name:"dim_inner",type:"i32"}];An(r,oe);let K=Ar(le.type.tensor),N=$n(r,le.type.value,K),D=Cg(I,H,N,[X,re,ne,le],n);return` ${B.registerUniforms(oe).registerInternalVariables(X).declareVariables(...pe,le)} ${D} ${y?iu(k,w,J,X):lu(k,w,J,X)} - `};return{name:"MatMul",shaderCache:{hint:`${k};${r.activation};${y};${n}`,inputDependencies:F},getRunData:()=>({outputs:[{dims:o?o(t):t,dataType:e[0].dataType}],dispatchGroup:{x:v[0],y:v[1],z:v[2]},programUniforms:O}),getShaderSource:W}}}),Sg,Gy,wT=Ve(()=>{gt(),Hs(),St(),On(),Fu(),MT(),Lu(),Sg=(e,r,t,s,n=!1,o,i=4,a=4,l=4,c="f32")=>{let p=O=>{switch(O){case 1:return"resData = x[xIndex];";case 3:return`resData = vec3<${c}>(x[xIndex], x[xIndex + 1], x[xIndex + 2]);`;case 4:return"resData = x[xIndex / 4];";default:throw new Error(`innerElementSize ${O} is not supported.`)}},d=O=>{switch(O){case 1:return"return w[row * i32(uniforms.w_shape[3]) + colIn];";case 4:return"return w[row * i32(uniforms.w_shape[3]) / 4 + colIn];";default:throw new Error(`innerElementSize ${O} is not supported.`)}},u=e?` + `};return{name:"MatMul",shaderCache:{hint:`${k};${r.activation};${y};${n}`,inputDependencies:F},getRunData:()=>({outputs:[{dims:o?o(t):t,dataType:e[0].dataType}],dispatchGroup:{x:v[0],y:v[1],z:v[2]},programUniforms:O}),getShaderSource:W}}}),Sg,Gy,wT=Ve(()=>{gt(),Hs(),St(),On(),Fu(),MT(),Lu(),Sg=(e,r,t,s,n=!1,o,a=4,i=4,l=4,c="f32")=>{let p=O=>{switch(O){case 1:return"resData = x[xIndex];";case 3:return`resData = vec3<${c}>(x[xIndex], x[xIndex + 1], x[xIndex + 2]);`;case 4:return"resData = x[xIndex / 4];";default:throw new Error(`innerElementSize ${O} is not supported.`)}},d=O=>{switch(O){case 1:return"return w[row * i32(uniforms.w_shape[3]) + colIn];";case 4:return"return w[row * i32(uniforms.w_shape[3]) / 4 + colIn];";default:throw new Error(`innerElementSize ${O} is not supported.`)}},u=e?` let coord = vec4(batch, xRow, xCol, xCh); `:` let coord = vec4(batch, xCh, xRow, xCol); @@ -920,39 +920,39 @@ fn main(@builtin(local_invocation_id) localId : vec3, let xRow = outRow * uniforms.stride[0] + uniforms.dilation[0] * WRow - uniforms.pad[0]; let xCol = outCol * uniforms.stride[1] + uniforms.dilation[1] * WCol - uniforms.pad[1]; let xCh = ${w} % inChannels; - var resData = ${Fr(i,c)}(0.0); + var resData = ${Fr(a,c)}(0.0); // The bounds checking is always needed since we use it to pad zero for // the 'same' padding type. if (xRow >= 0 && xRow < ${_} && xCol >= 0 && xCol < ${y}) { ${u} let xIndex = getIndexFromCoords4D(coord, vec4(uniforms.x_shape)); - ${p(i)} + ${p(a)} } return resData;`,I=e?r&&s?` - let col = colIn * ${i}; + let col = colIn * ${a}; ${v}`:` - let col = colIn * ${i}; + let col = colIn * ${a}; if (row < uniforms.dim_a_outer && col < uniforms.dim_inner) { ${v} } - return ${Fr(i,c)}(0.0);`:s&&t?` - let col = colIn * ${i}; + return ${Fr(a,c)}(0.0);`:s&&t?` + let col = colIn * ${a}; ${v}`:` - let col = colIn * ${i}; + let col = colIn * ${a}; if (row < uniforms.dim_inner && col < uniforms.dim_b_outer) { ${v} } - return ${Fr(i,c)}(0.0);`,T=e?s&&t?d(a):` - let col = colIn * ${a}; + return ${Fr(a,c)}(0.0);`,T=e?s&&t?d(i):` + let col = colIn * ${i}; if (row < uniforms.dim_inner && col < uniforms.dim_b_outer) { - ${d(a)} + ${d(i)} } - return ${Fr(a,c)}(0.0);`:` - let col = colIn * ${a}; + return ${Fr(i,c)}(0.0);`:` + let col = colIn * ${i}; if (row < uniforms.dim_inner && col < uniforms.dim_a_outer) { - ${d(a)} + ${d(i)} } - return ${Fr(a,c)}(0.0);`,b=Fr(l,c),E=Fr(e?i:a,c),x=Fr(e?a:i,c),S=$n(o,b,c);return` + return ${Fr(i,c)}(0.0);`,b=Fr(l,c),E=Fr(e?a:i,c),x=Fr(e?i:a,c),S=$n(o,b,c);return` fn mm_readA(batch: i32, row : i32, colIn : i32) -> ${E} { ${e?I:T} } @@ -972,14 +972,14 @@ fn main(@builtin(local_invocation_id) localId : vec3, ${S} setOutputAtCoords(coords[0], coords[1], coords[2], coords[3], value); } - }`},Gy=(e,r,t,s,n,o,i,a,l)=>{let c=r.format==="NHWC",p=c?e[0].dims[3]:e[0].dims[1],d=t[0],u=c?t[2]:t[3],f=c?t[1]:t[2],_=c?t[3]:t[1],y=c&&(p%4===0||p%3===0)&&_%4===0,k=c?_:u*f,w=c?u*f:_,v=[8,8,1],I=s<=8?[4,1,1]:[4,4,1],T=[Math.ceil(k/v[0]/I[0]),Math.ceil(w/v[1]/I[1]),Math.ceil(d/v[2]/I[2])];Dt("verbose",()=>`[conv2d_mm_webgpu] dispatch = ${T}`);let b=y?c&&p%4!==0?3:4:1,E=v[1]*I[1],x=v[0]*I[0],S=Math.max(v[0]*b,v[1]),O=s%E===0,F=n%x===0,H=o%S===0,W=y?[b,4,4]:[1,1,1],B=[{type:6,data:s},{type:6,data:n},{type:6,data:o},{type:6,data:[r.pads[0],r.pads[1]]},{type:6,data:r.strides},{type:6,data:r.dilations}];kn(r,B),B.push(...ct(e[0].dims,e[1].dims));let Y=["rank","rank"];i&&(B.push(...ct(e[2].dims)),Y.push("rank")),B.push(...ct(t));let X=J=>{let re=[{name:"dim_a_outer",type:"i32"},{name:"dim_b_outer",type:"i32"},{name:"dim_inner",type:"i32"},{name:"pad",type:"i32",length:2},{name:"stride",type:"i32",length:2},{name:"dilation",type:"i32",length:2}];An(r,re);let ne=y?4:1,le=Ar(e[0].dataType),pe=` + }`},Gy=(e,r,t,s,n,o,a,i,l)=>{let c=r.format==="NHWC",p=c?e[0].dims[3]:e[0].dims[1],d=t[0],u=c?t[2]:t[3],f=c?t[1]:t[2],_=c?t[3]:t[1],y=c&&(p%4===0||p%3===0)&&_%4===0,k=c?_:u*f,w=c?u*f:_,v=[8,8,1],I=s<=8?[4,1,1]:[4,4,1],T=[Math.ceil(k/v[0]/I[0]),Math.ceil(w/v[1]/I[1]),Math.ceil(d/v[2]/I[2])];Dt("verbose",()=>`[conv2d_mm_webgpu] dispatch = ${T}`);let b=y?c&&p%4!==0?3:4:1,E=v[1]*I[1],x=v[0]*I[0],S=Math.max(v[0]*b,v[1]),O=s%E===0,F=n%x===0,H=o%S===0,W=y?[b,4,4]:[1,1,1],B=[{type:6,data:s},{type:6,data:n},{type:6,data:o},{type:6,data:[r.pads[0],r.pads[1]]},{type:6,data:r.strides},{type:6,data:r.dilations}];kn(r,B),B.push(...ct(e[0].dims,e[1].dims));let Y=["rank","rank"];a&&(B.push(...ct(e[2].dims)),Y.push("rank")),B.push(...ct(t));let X=J=>{let re=[{name:"dim_a_outer",type:"i32"},{name:"dim_b_outer",type:"i32"},{name:"dim_inner",type:"i32"},{name:"pad",type:"i32",length:2},{name:"stride",type:"i32",length:2},{name:"dilation",type:"i32",length:2}];An(r,re);let ne=y?4:1,le=Ar(e[0].dataType),pe=` fn setOutputAtIndex(flatIndex : i32, value : ${y?`vec4<${le}>`:le}) { result[flatIndex] = ${y?`vec4<${le}>`:le}(value); } fn setOutputAtCoords(d0 : i32, d1 : i32, d2 : i32, d3 : i32, value : ${y?`vec4<${le}>`:le}) { let flatIndex = getOutputIndexFromCoords(vec4(d0, d1, d2, d3)); setOutputAtIndex(flatIndex ${y?"/ 4":""}, value); - }`,oe=ke("x",e[0].dataType,e[0].dims.length,b===3?1:b),K=ke("w",e[1].dataType,e[1].dims.length,ne),N=[oe,K],D=it("result",e[0].dataType,t.length,ne);if(i){let te=ke("bias",e[2].dataType,e[2].dims.length,ne);N.push(te),pe+=` + }`,oe=ke("x",e[0].dataType,e[0].dims.length,b===3?1:b),K=ke("w",e[1].dataType,e[1].dims.length,ne),N=[oe,K],D=it("result",e[0].dataType,t.length,ne);if(a){let te=ke("bias",e[2].dataType,e[2].dims.length,ne);N.push(te),pe+=` fn getBiasByOutputCoords(coords : vec4) -> ${y?`vec4<${le}>`:le} { return bias[coords.${c?"w":"y"}${y?"/ 4":""}]; }`}return` @@ -989,10 +989,10 @@ fn main(@builtin(local_invocation_id) localId : vec3, // dilation : vec2, dimAOuter : i32, dimBOuter : i32, dimInner : i32 }; ${J.registerUniforms(re).declareVariables(...N,D)} ${pe} - ${Sg(c,O,F,H,i,r,W[0],W[1],W[2],le)} - ${y?iu(I,v,le,void 0,!c,S):lu(I,v,le,void 0,!c,S,!1,void 0,a)}`};return{name:"Conv2DMatMul",shaderCache:{hint:`${r.cacheKey};${b};${y};${O};${F};${H};${E};${x};${S}`,inputDependencies:Y},getRunData:()=>({outputs:[{dims:l?l(t):t,dataType:e[0].dataType}],dispatchGroup:{x:T[0],y:T[1],z:T[2]},programUniforms:B}),getShaderSource:X}}}),Ig,bc,No,$g,yc,kg,Ky,Hy,bT=Ve(()=>{gt(),Hs(),Ct(),St(),On(),Fu(),Ig=e=>{let r=1;for(let t=0;ttypeof e=="number"?[e,e,e]:e,No=(e,r)=>r<=1?e:e+(e-1)*(r-1),$g=(e,r,t,s=1)=>{let n=No(r,s);return Math.floor((e[0]*(t-1)-t+n)/2)},yc=(e,r,t,s,n)=>{n==null&&(n=$g(e,r[0],s[0]));let o=[0,0,0,t];for(let i=0;i<3;i++)e[i]+2*n>=r[i]&&(o[i]=Math.trunc((e[i]-r[i]+2*n)/s[i]+1));return o},kg=(e,r,t,s,n,o,i,a,l,c)=>{let p,d,u,f;if(e==="VALID"&&(e=0),typeof e=="number"){p={top:e,bottom:e,left:e,right:e,front:e,back:e};let _=yc([r,t,s,1],[a,l,c],1,[n,o,i],e);d=_[0],u=_[1],f=_[2]}else if(Array.isArray(e)){if(!e.every((y,k,w)=>y===w[0]))throw Error(`Unsupported padding parameter: ${e}`);p={top:e[0],bottom:e[1],left:e[2],right:e[3],front:e[4],back:e[5]};let _=yc([r,t,s,1],[a,l,c],1,[n,o,i],e[0]);d=_[0],u=_[1],f=_[2]}else if(e==="SAME_UPPER"){d=Math.ceil(r/n),u=Math.ceil(t/o),f=Math.ceil(s/i);let _=(d-1)*n+a-r,y=(u-1)*o+l-t,k=(f-1)*i+c-s,w=Math.floor(_/2),v=_-w,I=Math.floor(y/2),T=y-I,b=Math.floor(k/2),E=k-b;p={top:I,bottom:T,left:b,right:E,front:w,back:v}}else throw Error(`Unknown padding parameter: ${e}`);return{padInfo:p,outDepth:d,outHeight:u,outWidth:f}},Ky=(e,r,t,s,n,o=!1,i="channelsLast")=>{let a,l,c,p,d;if(i==="channelsLast")[a,l,c,p,d]=e;else if(i==="channelsFirst")[a,d,l,c,p]=e;else throw new Error(`Unknown dataFormat ${i}`);let[u,,f,_,y]=r,[k,w,v]=bc(t),[I,T,b]=bc(s),E=No(f,I),x=No(_,T),S=No(y,b),{padInfo:O,outDepth:F,outHeight:H,outWidth:W}=kg(n,l,c,p,k,w,v,E,x,S),B=o?u*d:u,Y=[0,0,0,0,0];return i==="channelsFirst"?Y=[a,B,F,H,W]:i==="channelsLast"&&(Y=[a,F,H,W,B]),{batchSize:a,dataFormat:i,inDepth:l,inHeight:c,inWidth:p,inChannels:d,outDepth:F,outHeight:H,outWidth:W,outChannels:B,padInfo:O,strideDepth:k,strideHeight:w,strideWidth:v,filterDepth:f,filterHeight:_,filterWidth:y,effectiveFilterDepth:E,effectiveFilterHeight:x,effectiveFilterWidth:S,dilationDepth:I,dilationHeight:T,dilationWidth:b,inShape:e,outShape:Y,filterShape:r}},Hy=(e,r,t,s,n,o)=>{let i=o==="channelsLast";i?e[0].dims[3]:e[0].dims[1];let a=[64,1,1],l={x:t.map((k,w)=>w)},c=[Math.ceil(Ig(l.x.map(k=>t[k]))/a[0]),1,1];Dt("verbose",()=>`[conv3d_naive_webgpu] dispatch = ${c}`);let p=1,d=we.size(t),u=[{type:12,data:d},{type:12,data:s},{type:12,data:n},{type:12,data:r.strides},{type:12,data:r.dilations}];kn(r,u),u.push(...ct(e[0].dims,e[1].dims));let f=["rank","rank"],_=e.length===3;_&&(u.push(...ct(e[2].dims)),f.push("rank")),u.push(...ct(t));let y=k=>{let w=[{name:"output_size",type:"u32"},{name:"filter_dims",type:"u32",length:s.length},{name:"pads",type:"u32",length:n.length},{name:"strides",type:"u32",length:r.strides.length},{name:"dilations",type:"u32",length:r.dilations.length}];An(r,w);let v=1,I=Ar(e[0].dataType),T=ke("x",e[0].dataType,e[0].dims.length,p),b=ke("W",e[1].dataType,e[1].dims.length,v),E=[T,b],x=it("result",e[0].dataType,t.length,v),S="";if(_){let H=ke("bias",e[2].dataType,e[2].dims.length,v);E.push(H),S+=` + ${Sg(c,O,F,H,a,r,W[0],W[1],W[2],le)} + ${y?iu(I,v,le,void 0,!c,S):lu(I,v,le,void 0,!c,S,!1,void 0,i)}`};return{name:"Conv2DMatMul",shaderCache:{hint:`${r.cacheKey};${b};${y};${O};${F};${H};${E};${x};${S}`,inputDependencies:Y},getRunData:()=>({outputs:[{dims:l?l(t):t,dataType:e[0].dataType}],dispatchGroup:{x:T[0],y:T[1],z:T[2]},programUniforms:B}),getShaderSource:X}}}),Ig,bc,No,$g,yc,kg,Ky,Hy,bT=Ve(()=>{gt(),Hs(),Ct(),St(),On(),Fu(),Ig=e=>{let r=1;for(let t=0;ttypeof e=="number"?[e,e,e]:e,No=(e,r)=>r<=1?e:e+(e-1)*(r-1),$g=(e,r,t,s=1)=>{let n=No(r,s);return Math.floor((e[0]*(t-1)-t+n)/2)},yc=(e,r,t,s,n)=>{n==null&&(n=$g(e,r[0],s[0]));let o=[0,0,0,t];for(let a=0;a<3;a++)e[a]+2*n>=r[a]&&(o[a]=Math.trunc((e[a]-r[a]+2*n)/s[a]+1));return o},kg=(e,r,t,s,n,o,a,i,l,c)=>{let p,d,u,f;if(e==="VALID"&&(e=0),typeof e=="number"){p={top:e,bottom:e,left:e,right:e,front:e,back:e};let _=yc([r,t,s,1],[i,l,c],1,[n,o,a],e);d=_[0],u=_[1],f=_[2]}else if(Array.isArray(e)){if(!e.every((y,k,w)=>y===w[0]))throw Error(`Unsupported padding parameter: ${e}`);p={top:e[0],bottom:e[1],left:e[2],right:e[3],front:e[4],back:e[5]};let _=yc([r,t,s,1],[i,l,c],1,[n,o,a],e[0]);d=_[0],u=_[1],f=_[2]}else if(e==="SAME_UPPER"){d=Math.ceil(r/n),u=Math.ceil(t/o),f=Math.ceil(s/a);let _=(d-1)*n+i-r,y=(u-1)*o+l-t,k=(f-1)*a+c-s,w=Math.floor(_/2),v=_-w,I=Math.floor(y/2),T=y-I,b=Math.floor(k/2),E=k-b;p={top:I,bottom:T,left:b,right:E,front:w,back:v}}else throw Error(`Unknown padding parameter: ${e}`);return{padInfo:p,outDepth:d,outHeight:u,outWidth:f}},Ky=(e,r,t,s,n,o=!1,a="channelsLast")=>{let i,l,c,p,d;if(a==="channelsLast")[i,l,c,p,d]=e;else if(a==="channelsFirst")[i,d,l,c,p]=e;else throw new Error(`Unknown dataFormat ${a}`);let[u,,f,_,y]=r,[k,w,v]=bc(t),[I,T,b]=bc(s),E=No(f,I),x=No(_,T),S=No(y,b),{padInfo:O,outDepth:F,outHeight:H,outWidth:W}=kg(n,l,c,p,k,w,v,E,x,S),B=o?u*d:u,Y=[0,0,0,0,0];return a==="channelsFirst"?Y=[i,B,F,H,W]:a==="channelsLast"&&(Y=[i,F,H,W,B]),{batchSize:i,dataFormat:a,inDepth:l,inHeight:c,inWidth:p,inChannels:d,outDepth:F,outHeight:H,outWidth:W,outChannels:B,padInfo:O,strideDepth:k,strideHeight:w,strideWidth:v,filterDepth:f,filterHeight:_,filterWidth:y,effectiveFilterDepth:E,effectiveFilterHeight:x,effectiveFilterWidth:S,dilationDepth:I,dilationHeight:T,dilationWidth:b,inShape:e,outShape:Y,filterShape:r}},Hy=(e,r,t,s,n,o)=>{let a=o==="channelsLast";a?e[0].dims[3]:e[0].dims[1];let i=[64,1,1],l={x:t.map((k,w)=>w)},c=[Math.ceil(Ig(l.x.map(k=>t[k]))/i[0]),1,1];Dt("verbose",()=>`[conv3d_naive_webgpu] dispatch = ${c}`);let p=1,d=we.size(t),u=[{type:12,data:d},{type:12,data:s},{type:12,data:n},{type:12,data:r.strides},{type:12,data:r.dilations}];kn(r,u),u.push(...ct(e[0].dims,e[1].dims));let f=["rank","rank"],_=e.length===3;_&&(u.push(...ct(e[2].dims)),f.push("rank")),u.push(...ct(t));let y=k=>{let w=[{name:"output_size",type:"u32"},{name:"filter_dims",type:"u32",length:s.length},{name:"pads",type:"u32",length:n.length},{name:"strides",type:"u32",length:r.strides.length},{name:"dilations",type:"u32",length:r.dilations.length}];An(r,w);let v=1,I=Ar(e[0].dataType),T=ke("x",e[0].dataType,e[0].dims.length,p),b=ke("W",e[1].dataType,e[1].dims.length,v),E=[T,b],x=it("result",e[0].dataType,t.length,v),S="";if(_){let H=ke("bias",e[2].dataType,e[2].dims.length,v);E.push(H),S+=` fn getBiasByOutputCoords(coords : array) -> ${I} { - return bias[${i?lt("coords",4,5):lt("coords",1,5)}]; + return bias[${a?lt("coords",4,5):lt("coords",1,5)}]; }`}let O=Fr(p,I),F=$n(r,O,I);return` ${S} fn getX(d0 : u32, d1 : u32, d2 : u32, d3 : u32, d4 : u32) -> f32 { @@ -1008,17 +1008,17 @@ fn main(@builtin(local_invocation_id) localId : vec3, ${k.guardAgainstOutOfBoundsWorkgroupSizes("uniforms.output_size")} let coords = ${x.offsetToIndices("global_idx")}; let batch = ${lt("coords",0,T.rank)}; - let d2 = ${i?lt("coords",T.rank-1,T.rank):lt("coords",1,T.rank)}; - let xFRCCorner = vec3(${i?lt("coords",1,T.rank):lt("coords",2,T.rank)}, - ${i?lt("coords",2,T.rank):lt("coords",3,T.rank)}, - ${i?lt("coords",3,T.rank):lt("coords",4,T.rank)}) * uniforms.strides - uniforms.pads; + let d2 = ${a?lt("coords",T.rank-1,T.rank):lt("coords",1,T.rank)}; + let xFRCCorner = vec3(${a?lt("coords",1,T.rank):lt("coords",2,T.rank)}, + ${a?lt("coords",2,T.rank):lt("coords",3,T.rank)}, + ${a?lt("coords",3,T.rank):lt("coords",4,T.rank)}) * uniforms.strides - uniforms.pads; let xFCorner = xFRCCorner.x; let xRCorner = xFRCCorner.y; let xCCorner = xFRCCorner.z; - let xShapeY = ${i?lt("uniforms.x_shape",1,T.rank):lt("uniforms.x_shape",2,T.rank)}; - let xShapeZ = ${i?lt("uniforms.x_shape",2,T.rank):lt("uniforms.x_shape",3,T.rank)}; - let xShapeW = ${i?lt("uniforms.x_shape",3,T.rank):lt("uniforms.x_shape",4,T.rank)}; - let xShapeU = ${i?lt("uniforms.x_shape",4,T.rank):lt("uniforms.x_shape",1,T.rank)}; + let xShapeY = ${a?lt("uniforms.x_shape",1,T.rank):lt("uniforms.x_shape",2,T.rank)}; + let xShapeZ = ${a?lt("uniforms.x_shape",2,T.rank):lt("uniforms.x_shape",3,T.rank)}; + let xShapeW = ${a?lt("uniforms.x_shape",3,T.rank):lt("uniforms.x_shape",4,T.rank)}; + let xShapeU = ${a?lt("uniforms.x_shape",4,T.rank):lt("uniforms.x_shape",1,T.rank)}; let inputDepthNearestVec4 = (xShapeU / 4) * 4; let inputDepthVec4Remainder = xShapeU % 4; @@ -1042,7 +1042,7 @@ fn main(@builtin(local_invocation_id) localId : vec3, } for (var d1 = 0u; d1 < inputDepthNearestVec4; d1 += 4) { - ${i?`let xValues = vec4( + ${a?`let xValues = vec4( getX(batch, xF, xR, xC, d1), getX(batch, xF, xR, xC, d1 + 1), getX(batch, xF, xR, xC, d1 + 2), @@ -1061,11 +1061,11 @@ fn main(@builtin(local_invocation_id) localId : vec3, value += dot(xValues, wValues); } if (inputDepthVec4Remainder == 1) { - ${i?`value += getX(batch, xF, xR, xC, inputDepthNearestVec4) + ${a?`value += getX(batch, xF, xR, xC, inputDepthNearestVec4) * getW(d2, inputDepthNearestVec4, wF, wR, wC);`:`value += getX(batch, inputDepthNearestVec4, xF, xR, xC) * getW(d2, inputDepthNearestVec4, wF, wR, wC);`} } else if (inputDepthVec4Remainder == 2) { - ${i?`let xValues = vec2( + ${a?`let xValues = vec2( getX(batch, xF, xR, xC, inputDepthNearestVec4), getX(batch, xF, xR, xC, inputDepthNearestVec4 + 1)); `:`let xValues = vec2( @@ -1077,7 +1077,7 @@ fn main(@builtin(local_invocation_id) localId : vec3, getW(d2, inputDepthNearestVec4 + 1, wF, wR, wC)); value += dot(xValues, wValues); } else if (inputDepthVec4Remainder == 3) { - ${i?`let xValues = vec3( + ${a?`let xValues = vec3( getX(batch, xF, xR, xC, inputDepthNearestVec4), getX(batch, xF, xR, xC, inputDepthNearestVec4 + 1), getX(batch, xF, xR, xC, inputDepthNearestVec4 + 2)); @@ -1098,7 +1098,7 @@ fn main(@builtin(local_invocation_id) localId : vec3, ${_?"value = value + getBiasByOutputCoords(coords)":""}; ${F} result[global_idx] = f32(value); - }`};return{name:"Conv3DNaive",shaderCache:{hint:`${r.cacheKey};${i};${p};${_}`,inputDependencies:f},getRunData:()=>({outputs:[{dims:t,dataType:e[0].dataType}],dispatchGroup:{x:c[0],y:c[1],z:c[2]},programUniforms:u}),getShaderSource:y}}}),qy,Qy,yT=Ve(()=>{gt(),Ct(),St(),On(),qy=(e,r,t,s)=>{let n=e.length>2,o=n?"value += b[output_channel];":"",i=e[0].dims,a=e[1].dims,l=r.format==="NHWC",c=l?t[3]:t[1],p=c/r.group,d=l&&p>=4?ur(c):1,u=we.size(t)/d,f=[{type:12,data:u},{type:12,data:r.dilations},{type:12,data:[r.strides[0],r.strides[1]]},{type:12,data:[r.pads[0],r.pads[1]]},{type:12,data:p}];kn(r,f),f.push(...ct(i,[a[0],a[1],a[2],a[3]/d]));let _=n?["rank","rank","rank"]:["rank","rank"];f.push(...ct([t[0],t[1],t[2],t[3]/d]));let y=k=>{let w=it("output",e[0].dataType,t.length,d),v=Ar(w.type.tensor),I=$n(r,w.type.value,v),T=ke("x",e[0].dataType,i.length),b=ke("w",e[1].dataType,a.length,d),E=[T,b];n&&E.push(ke("b",e[2].dataType,e[2].dims,d));let x=[{name:"output_size",type:"u32"},{name:"dilations",type:"u32",length:r.dilations.length},{name:"strides",type:"u32",length:2},{name:"pads",type:"u32",length:2},{name:"output_channels_per_group",type:"u32"}];An(r,x);let S=l?` + }`};return{name:"Conv3DNaive",shaderCache:{hint:`${r.cacheKey};${a};${p};${_}`,inputDependencies:f},getRunData:()=>({outputs:[{dims:t,dataType:e[0].dataType}],dispatchGroup:{x:c[0],y:c[1],z:c[2]},programUniforms:u}),getShaderSource:y}}}),qy,Qy,yT=Ve(()=>{gt(),Ct(),St(),On(),qy=(e,r,t,s)=>{let n=e.length>2,o=n?"value += b[output_channel];":"",a=e[0].dims,i=e[1].dims,l=r.format==="NHWC",c=l?t[3]:t[1],p=c/r.group,d=l&&p>=4?ur(c):1,u=we.size(t)/d,f=[{type:12,data:u},{type:12,data:r.dilations},{type:12,data:[r.strides[0],r.strides[1]]},{type:12,data:[r.pads[0],r.pads[1]]},{type:12,data:p}];kn(r,f),f.push(...ct(a,[i[0],i[1],i[2],i[3]/d]));let _=n?["rank","rank","rank"]:["rank","rank"];f.push(...ct([t[0],t[1],t[2],t[3]/d]));let y=k=>{let w=it("output",e[0].dataType,t.length,d),v=Ar(w.type.tensor),I=$n(r,w.type.value,v),T=ke("x",e[0].dataType,a.length),b=ke("w",e[1].dataType,i.length,d),E=[T,b];n&&E.push(ke("b",e[2].dataType,e[2].dims,d));let x=[{name:"output_size",type:"u32"},{name:"dilations",type:"u32",length:r.dilations.length},{name:"strides",type:"u32",length:2},{name:"pads",type:"u32",length:2},{name:"output_channels_per_group",type:"u32"}];An(r,x);let S=l?` for (var wHeight: u32 = 0u; wHeight < uniforms.w_shape[0]; wHeight++) { let xHeight = xRCCorner.x + wHeight * uniforms.dilations[0]; @@ -1160,15 +1160,15 @@ fn main(@builtin(local_invocation_id) localId : vec3, ${o} ${I} ${w.setByOffset("global_idx","value")} - }`};return{name:"GroupedConv",shaderCache:{hint:`${r.cacheKey}_${d}`,inputDependencies:_},getRunData:()=>({outputs:[{dims:s?s(t):t,dataType:e[0].dataType}],dispatchGroup:{x:Math.ceil(u/64)},programUniforms:f}),getShaderSource:y}},Qy=(e,r,t,s)=>{let n=e.length>2,o=ur(t[3]),i=ur(t[2]),a=we.size(t)/o/i,l=[e[0].dims[0],e[0].dims[1],e[0].dims[2],e[0].dims[3]/o],c=[e[1].dims[0],e[1].dims[1],e[1].dims[2],e[1].dims[3]/o],p=[t[0],t[1],t[2],t[3]/o],d=[{type:12,data:a},{type:6,data:[r.strides[0],r.strides[1]]},{type:6,data:[r.pads[0],r.pads[1]]}];kn(r,d),d.push(...ct(l,c,p));let u=(i-1)*r.strides[1]+c[1],f=_=>{let y=it("output",e[0].dataType,p.length,o),k=Ar(y.type.tensor),w=$n(r,y.type.value,k),v=ke("x",e[0].dataType,l.length,o),I=ke("w",e[1].dataType,c.length,o),T=[v,I];n&&T.push(ke("b",e[2].dataType,e[2].dims,o));let b=n?"value += b[output_channel];":"",E=[{name:"output_size",type:"u32"},{name:"strides",type:"i32",length:2},{name:"pads",type:"i32",length:2}];return An(r,E),` + }`};return{name:"GroupedConv",shaderCache:{hint:`${r.cacheKey}_${d}`,inputDependencies:_},getRunData:()=>({outputs:[{dims:s?s(t):t,dataType:e[0].dataType}],dispatchGroup:{x:Math.ceil(u/64)},programUniforms:f}),getShaderSource:y}},Qy=(e,r,t,s)=>{let n=e.length>2,o=ur(t[3]),a=ur(t[2]),i=we.size(t)/o/a,l=[e[0].dims[0],e[0].dims[1],e[0].dims[2],e[0].dims[3]/o],c=[e[1].dims[0],e[1].dims[1],e[1].dims[2],e[1].dims[3]/o],p=[t[0],t[1],t[2],t[3]/o],d=[{type:12,data:i},{type:6,data:[r.strides[0],r.strides[1]]},{type:6,data:[r.pads[0],r.pads[1]]}];kn(r,d),d.push(...ct(l,c,p));let u=(a-1)*r.strides[1]+c[1],f=_=>{let y=it("output",e[0].dataType,p.length,o),k=Ar(y.type.tensor),w=$n(r,y.type.value,k),v=ke("x",e[0].dataType,l.length,o),I=ke("w",e[1].dataType,c.length,o),T=[v,I];n&&T.push(ke("b",e[2].dataType,e[2].dims,o));let b=n?"value += b[output_channel];":"",E=[{name:"output_size",type:"u32"},{name:"strides",type:"i32",length:2},{name:"pads",type:"i32",length:2}];return An(r,E),` ${_.registerUniforms(E).declareVariables(...T,y)} ${_.mainStart()} ${_.guardAgainstOutOfBoundsWorkgroupSizes("uniforms.output_size")} let width0 = uniforms.output_shape[3]; let output_channel = global_idx % width0; var index1 = global_idx / width0; - let width1 = uniforms.output_shape[2] / ${i}u; - let col = (index1 % width1) * ${i}u; + let width1 = uniforms.output_shape[2] / ${a}u; + let col = (index1 % width1) * ${a}u; index1 = index1 / width1; let row = index1 % uniforms.output_shape[1]; let batch = index1 / uniforms.output_shape[1]; @@ -1176,7 +1176,7 @@ fn main(@builtin(local_invocation_id) localId : vec3, let x_corner = vec2(i32(row), i32(col)) * uniforms.strides - uniforms.pads; var x_vals: array<${v.type.value}, ${u}>; - var values: array<${y.type.value}, ${i}>; + var values: array<${y.type.value}, ${a}>; let input_channel = output_channel; // Use constant instead of uniform can give better performance for w's height/width. for (var w_height: u32 = 0u; w_height < ${c[0]}; w_height++) { @@ -1192,20 +1192,20 @@ fn main(@builtin(local_invocation_id) localId : vec3, } for (var w_width: u32 = 0u; w_width < ${c[1]}; w_width++) { let w_val = ${I.get("w_height","w_width","0","output_channel")}; - for (var i = 0u; i < ${i}u; i++) { + for (var i = 0u; i < ${a}u; i++) { values[i] = fma(x_vals[i * u32(uniforms.strides[1]) + w_width], w_val, values[i]); } } } } - for (var i = 0u; i < ${i}u; i++) { + for (var i = 0u; i < ${a}u; i++) { var value = values[i]; ${b} ${w} ${y.set("batch","row","col + i","output_channel","value")}; } - }`};return{name:"GroupedConv-Vectorize",shaderCache:{hint:`${r.cacheKey};${o};${i};${u};${c[0]};${c[1]}`,inputDependencies:n?["rank","rank","type"]:["rank","rank"]},getRunData:()=>({outputs:[{dims:s?s(t):t,dataType:e[0].dataType}],dispatchGroup:{x:Math.ceil(a/64)},programUniforms:d}),getShaderSource:f}}}),Ag,ti,Fg,ri,cu,vc,Og,Dg,uu,vT=Ve(()=>{Ct(),wT(),bT(),Lu(),yT(),On(),Du(),cn(),Ag=(e,r,t,s,n,o)=>{let i=e[0],a=e.slice(o?1:2,o?3:4),l=a.length,c=r[0],p=r.slice(2).map((u,f)=>u+(u-1)*(t[f]-1)),d=a.map((u,f)=>u+s[f]+s[f+l]).map((u,f)=>Math.floor((u-p[f]+n[f])/n[f]));return d.splice(0,0,i),d.splice(o?3:1,0,c),d},ti=[2,3,1,0],Fg=(e,r)=>{if(!e||e.length!==2&&e.length!==3)throw new Error("Conv requires 2 or 3 inputs");if(e[0].dims.length>5)throw new Error("greater than 5D is not supported");if(e[0].dims.length!==e[1].dims.length)throw new Error("filter does not have same dimension as input");let t=e[0].dims[r.format==="NHWC"?e[0].dims.length-1:1],s=e[1].dims[1]*r.group;if(t!==s)throw new Error("FILTER_IN_CHANNEL should be equal to DATA_CHANNEL");if(e.length===3&&(e[2].dims.length!==1||e[1].dims[0]!==e[2].dims[0]))throw new Error("invalid bias");let n=e[0].dims.length-2;if(r.dilations.length!==n)throw new Error(`dilations should be ${n}D`);if(r.strides.length!==n)throw new Error(`strides should be ${n}D`);if(r.pads.length!==n*2)throw new Error(`pads should be ${n*2}D`);if(r.kernelShape.length!==0&&r.kernelShape.length!==e[1].dims.length-2)throw new Error("invalid kernel shape")},ri=(e,r)=>{let t=e.kernelShape.slice();t.length{let r=Au(e),t=e.format,s=["NOTSET","VALID","SAME_UPPER","SAME_LOWER"][e.auto_pad],n=e.dilations,o=e.group,i=e.kernel_shape,a=e.pads,l=e.strides,c=e.w_is_const();return{autoPad:s,format:t,dilations:n,group:o,kernelShape:i,pads:a,strides:l,wIsConst:c,...r,cacheKey:`${e.format};${r.activation};`}},vc=(e,r,t,s)=>{let n=t.format==="NHWC",o=Ag(r[0].dims,r[1].dims,t.dilations,t.pads,t.strides,n);if(t.group!==1){let E=[r[0]];if(n){let x=e.kernelCustomData.wT??e.compute(es(r[1],ti),{inputs:[1],outputs:[t.wIsConst?-2:-1]})[0];t.wIsConst&&!e.kernelCustomData.wT&&(e.kernelCustomData.wT=x),E.push(x)}else E.push(r[1]);r.length===3&&E.push(r[2]),!e.adapterInfo.isArchitecture("ampere")&&n&&r[1].dims[0]===t.group&&r[1].dims[1]===1&&t.dilations[0]===1&&t.dilations[1]===1?e.compute(Qy(E,t,o,s),{inputs:E}):e.compute(qy(E,t,o,s),{inputs:E});return}let i=r.length===3,a=r[0].dims[n?1:2],l=r[0].dims[n?2:3],c=r[0].dims[n?3:1],p=r[1].dims[2],d=r[1].dims[3],u=o[n?1:2],f=o[n?2:3],_=o[n?3:1],y=n&&p===a&&d===l&&t.pads[0]===0&&t.pads[1]===0;if(y||p===1&&d===1&&t.dilations[0]===1&&t.dilations[1]===1&&t.strides[0]===1&&t.strides[1]===1&&t.pads[0]===0&&t.pads[1]===0){let E=o[0],x,S,O,F=[];if(n){let B=e.kernelCustomData.wT??e.compute(es(r[1],ti),{inputs:[1],outputs:[t.wIsConst?-2:-1]})[0];if(t.wIsConst&&!e.kernelCustomData.wT&&(e.kernelCustomData.wT=B),y){let Y=a*l*c;x=r[0].reshape([1,E,Y]),S=B.reshape([1,Y,_]),O=[1,E,_]}else x=r[0].reshape([E,a*l,c]),S=B.reshape([1,c,_]),O=[E,u*f,_];F.push(x),F.push(S)}else x=r[0].reshape([E,c,a*l]),S=r[1].reshape([1,_,c]),O=[E,_,u*f],F.push(S),F.push(x);i&&F.push(r[2]);let H=O[2],W=F[0].dims[F[0].dims.length-1];H<8&&W<8?e.compute(Ou(F,t,o,O,n,s),{inputs:F}):e.compute(_i(F,t,o,O,n,s),{inputs:F});return}let k=!0,w=e.kernelCustomData.wT??e.compute(es(r[1],ti),{inputs:[1],outputs:[t.wIsConst?-2:-1]})[0];t.wIsConst&&!e.kernelCustomData.wT&&(e.kernelCustomData.wT=w);let v=[r[0],w];i&&v.push(r[2]);let I=n?u*f:_,T=n?_:u*f,b=p*d*c;e.compute(Gy(v,t,o,I,T,b,i,k,s),{inputs:v})},Og=(e,r)=>{let t=r.format==="NHWC",s=[e.inputs[0].reshape(t?[e.inputs[0].dims[0],1,e.inputs[0].dims[1],e.inputs[0].dims[2]]:[e.inputs[0].dims[0],e.inputs[0].dims[1],1,e.inputs[0].dims[2]]),e.inputs[1].reshape([e.inputs[1].dims[0],e.inputs[1].dims[1],1,e.inputs[1].dims[2]])];e.inputs.length===3&&s.push(e.inputs[2]);let n=[0,r.pads[0],0,r.pads[1]],o=[1].concat(r.strides),i=[1].concat(r.dilations),a=[1].concat(r.kernelShape),l=ri({...r,pads:n,strides:o,dilations:i,kernelShape:a},s);vc(e,s,l,c=>t?[c[0],c[2],c[3]]:[c[0],c[1],c[3]])},Dg=(e,r,t)=>{let s=t.format==="NHWC"?"channelsLast":"channelsFirst",n=ri(t,r),o=t.autoPad==="NOTSET"?t.pads:t.autoPad,i=Ky(r[0].dims,r[1].dims,t.strides,t.dilations,o,!1,s);e.compute(Hy(r,n,i.outShape,[i.filterDepth,i.filterHeight,i.filterWidth],[i.padInfo.front,i.padInfo.top,i.padInfo.left],s))},uu=(e,r)=>{if(Fg(e.inputs,r),e.inputs[0].dims.length===3)Og(e,r);else if(e.inputs[0].dims.length===5)Dg(e,e.inputs,r);else{let t=ri(r,e.inputs);vc(e,e.inputs,t)}}}),Xy,xT=Ve(()=>{gt(),Hs(),Ct(),St(),Xy=(e,r,t)=>{let s=e.length>2,n=r.outputShape,o=r.format==="NHWC",i=r.group,a=e[1].dims,l=a[2]/i,c=a[3],p=o?ur(l):1,d=o&&c===1&&l>=4,u=d?Math.floor(l/4)*4:Math.floor(l/p)*p,f=l-u,_=o?ur(c):1,y=o?c===1?p:_:1,k=we.size(n)/_,w=[Math.ceil(k/64),1,1];Dt("verbose",()=>`[conv2d_backprop_webgpu] dispatch = ${w}`);let v=["rank","rank"],I=[r.strides[0],r.strides[1]],T=[r.kernelShape[o?1:2],r.kernelShape[o?2:3]],b=[r.dilations[0],r.dilations[1]],E=[T[0]+(r.dilations[0]<=1?0:(r.kernelShape[o?1:2]-1)*(r.dilations[0]-1)),T[1]+(r.dilations[1]<=1?0:(r.kernelShape[o?2:3]-1)*(r.dilations[1]-1))],x=[E[0]-1-Math.floor((r.pads[0]+r.pads[2])/2),E[1]-1-Math.floor((r.pads[1]+r.pads[3])/2)],S=[{type:12,data:k},{type:12,data:I},{type:12,data:T},{type:12,data:b},{type:12,data:E},{type:6,data:x},{type:12,data:u},{type:12,data:l},{type:12,data:c},...ct(e[0].dims,e[1].dims)];s&&(S.push(...ct(e[2].dims)),v.push("rank")),S.push(...ct(n));let O=F=>{let H=[{name:"output_size",type:"u32"},{name:"strides",type:"u32",length:I.length},{name:"filter_dims",type:"u32",length:T.length},{name:"dilations",type:"u32",length:T.length},{name:"effective_filter_dims",type:"u32",length:E.length},{name:"pads",type:"i32",length:x.length},{name:"input_channels_per_group_int",type:"u32"},{name:"input_channels_per_group",type:"u32"},{name:"output_channels_per_group",type:"u32"}],W=Ar(e[0].dataType),B=o?1:2,Y=o?2:3,X=o?3:1,J=ke("W",e[1].dataType,e[1].dims.length,y),re=ke("Dy",e[0].dataType,e[0].dims.length,p),ne=[re,J];s&&ne.push(ke("bias",e[2].dataType,[n[X]].length,_));let le=it("result",e[0].dataType,n.length,_),pe=()=>{let N="";if(d)p===4?N+=` + }`};return{name:"GroupedConv-Vectorize",shaderCache:{hint:`${r.cacheKey};${o};${a};${u};${c[0]};${c[1]}`,inputDependencies:n?["rank","rank","type"]:["rank","rank"]},getRunData:()=>({outputs:[{dims:s?s(t):t,dataType:e[0].dataType}],dispatchGroup:{x:Math.ceil(i/64)},programUniforms:d}),getShaderSource:f}}}),Ag,ti,Fg,ri,cu,vc,Og,Dg,uu,vT=Ve(()=>{Ct(),wT(),bT(),Lu(),yT(),On(),Du(),cn(),Ag=(e,r,t,s,n,o)=>{let a=e[0],i=e.slice(o?1:2,o?3:4),l=i.length,c=r[0],p=r.slice(2).map((u,f)=>u+(u-1)*(t[f]-1)),d=i.map((u,f)=>u+s[f]+s[f+l]).map((u,f)=>Math.floor((u-p[f]+n[f])/n[f]));return d.splice(0,0,a),d.splice(o?3:1,0,c),d},ti=[2,3,1,0],Fg=(e,r)=>{if(!e||e.length!==2&&e.length!==3)throw new Error("Conv requires 2 or 3 inputs");if(e[0].dims.length>5)throw new Error("greater than 5D is not supported");if(e[0].dims.length!==e[1].dims.length)throw new Error("filter does not have same dimension as input");let t=e[0].dims[r.format==="NHWC"?e[0].dims.length-1:1],s=e[1].dims[1]*r.group;if(t!==s)throw new Error("FILTER_IN_CHANNEL should be equal to DATA_CHANNEL");if(e.length===3&&(e[2].dims.length!==1||e[1].dims[0]!==e[2].dims[0]))throw new Error("invalid bias");let n=e[0].dims.length-2;if(r.dilations.length!==n)throw new Error(`dilations should be ${n}D`);if(r.strides.length!==n)throw new Error(`strides should be ${n}D`);if(r.pads.length!==n*2)throw new Error(`pads should be ${n*2}D`);if(r.kernelShape.length!==0&&r.kernelShape.length!==e[1].dims.length-2)throw new Error("invalid kernel shape")},ri=(e,r)=>{let t=e.kernelShape.slice();t.length{let r=Au(e),t=e.format,s=["NOTSET","VALID","SAME_UPPER","SAME_LOWER"][e.auto_pad],n=e.dilations,o=e.group,a=e.kernel_shape,i=e.pads,l=e.strides,c=e.w_is_const();return{autoPad:s,format:t,dilations:n,group:o,kernelShape:a,pads:i,strides:l,wIsConst:c,...r,cacheKey:`${e.format};${r.activation};`}},vc=(e,r,t,s)=>{let n=t.format==="NHWC",o=Ag(r[0].dims,r[1].dims,t.dilations,t.pads,t.strides,n);if(t.group!==1){let E=[r[0]];if(n){let x=e.kernelCustomData.wT??e.compute(es(r[1],ti),{inputs:[1],outputs:[t.wIsConst?-2:-1]})[0];t.wIsConst&&!e.kernelCustomData.wT&&(e.kernelCustomData.wT=x),E.push(x)}else E.push(r[1]);r.length===3&&E.push(r[2]),!e.adapterInfo.isArchitecture("ampere")&&n&&r[1].dims[0]===t.group&&r[1].dims[1]===1&&t.dilations[0]===1&&t.dilations[1]===1?e.compute(Qy(E,t,o,s),{inputs:E}):e.compute(qy(E,t,o,s),{inputs:E});return}let a=r.length===3,i=r[0].dims[n?1:2],l=r[0].dims[n?2:3],c=r[0].dims[n?3:1],p=r[1].dims[2],d=r[1].dims[3],u=o[n?1:2],f=o[n?2:3],_=o[n?3:1],y=n&&p===i&&d===l&&t.pads[0]===0&&t.pads[1]===0;if(y||p===1&&d===1&&t.dilations[0]===1&&t.dilations[1]===1&&t.strides[0]===1&&t.strides[1]===1&&t.pads[0]===0&&t.pads[1]===0){let E=o[0],x,S,O,F=[];if(n){let B=e.kernelCustomData.wT??e.compute(es(r[1],ti),{inputs:[1],outputs:[t.wIsConst?-2:-1]})[0];if(t.wIsConst&&!e.kernelCustomData.wT&&(e.kernelCustomData.wT=B),y){let Y=i*l*c;x=r[0].reshape([1,E,Y]),S=B.reshape([1,Y,_]),O=[1,E,_]}else x=r[0].reshape([E,i*l,c]),S=B.reshape([1,c,_]),O=[E,u*f,_];F.push(x),F.push(S)}else x=r[0].reshape([E,c,i*l]),S=r[1].reshape([1,_,c]),O=[E,_,u*f],F.push(S),F.push(x);a&&F.push(r[2]);let H=O[2],W=F[0].dims[F[0].dims.length-1];H<8&&W<8?e.compute(Ou(F,t,o,O,n,s),{inputs:F}):e.compute(_i(F,t,o,O,n,s),{inputs:F});return}let k=!0,w=e.kernelCustomData.wT??e.compute(es(r[1],ti),{inputs:[1],outputs:[t.wIsConst?-2:-1]})[0];t.wIsConst&&!e.kernelCustomData.wT&&(e.kernelCustomData.wT=w);let v=[r[0],w];a&&v.push(r[2]);let I=n?u*f:_,T=n?_:u*f,b=p*d*c;e.compute(Gy(v,t,o,I,T,b,a,k,s),{inputs:v})},Og=(e,r)=>{let t=r.format==="NHWC",s=[e.inputs[0].reshape(t?[e.inputs[0].dims[0],1,e.inputs[0].dims[1],e.inputs[0].dims[2]]:[e.inputs[0].dims[0],e.inputs[0].dims[1],1,e.inputs[0].dims[2]]),e.inputs[1].reshape([e.inputs[1].dims[0],e.inputs[1].dims[1],1,e.inputs[1].dims[2]])];e.inputs.length===3&&s.push(e.inputs[2]);let n=[0,r.pads[0],0,r.pads[1]],o=[1].concat(r.strides),a=[1].concat(r.dilations),i=[1].concat(r.kernelShape),l=ri({...r,pads:n,strides:o,dilations:a,kernelShape:i},s);vc(e,s,l,c=>t?[c[0],c[2],c[3]]:[c[0],c[1],c[3]])},Dg=(e,r,t)=>{let s=t.format==="NHWC"?"channelsLast":"channelsFirst",n=ri(t,r),o=t.autoPad==="NOTSET"?t.pads:t.autoPad,a=Ky(r[0].dims,r[1].dims,t.strides,t.dilations,o,!1,s);e.compute(Hy(r,n,a.outShape,[a.filterDepth,a.filterHeight,a.filterWidth],[a.padInfo.front,a.padInfo.top,a.padInfo.left],s))},uu=(e,r)=>{if(Fg(e.inputs,r),e.inputs[0].dims.length===3)Og(e,r);else if(e.inputs[0].dims.length===5)Dg(e,e.inputs,r);else{let t=ri(r,e.inputs);vc(e,e.inputs,t)}}}),Xy,xT=Ve(()=>{gt(),Hs(),Ct(),St(),Xy=(e,r,t)=>{let s=e.length>2,n=r.outputShape,o=r.format==="NHWC",a=r.group,i=e[1].dims,l=i[2]/a,c=i[3],p=o?ur(l):1,d=o&&c===1&&l>=4,u=d?Math.floor(l/4)*4:Math.floor(l/p)*p,f=l-u,_=o?ur(c):1,y=o?c===1?p:_:1,k=we.size(n)/_,w=[Math.ceil(k/64),1,1];Dt("verbose",()=>`[conv2d_backprop_webgpu] dispatch = ${w}`);let v=["rank","rank"],I=[r.strides[0],r.strides[1]],T=[r.kernelShape[o?1:2],r.kernelShape[o?2:3]],b=[r.dilations[0],r.dilations[1]],E=[T[0]+(r.dilations[0]<=1?0:(r.kernelShape[o?1:2]-1)*(r.dilations[0]-1)),T[1]+(r.dilations[1]<=1?0:(r.kernelShape[o?2:3]-1)*(r.dilations[1]-1))],x=[E[0]-1-Math.floor((r.pads[0]+r.pads[2])/2),E[1]-1-Math.floor((r.pads[1]+r.pads[3])/2)],S=[{type:12,data:k},{type:12,data:I},{type:12,data:T},{type:12,data:b},{type:12,data:E},{type:6,data:x},{type:12,data:u},{type:12,data:l},{type:12,data:c},...ct(e[0].dims,e[1].dims)];s&&(S.push(...ct(e[2].dims)),v.push("rank")),S.push(...ct(n));let O=F=>{let H=[{name:"output_size",type:"u32"},{name:"strides",type:"u32",length:I.length},{name:"filter_dims",type:"u32",length:T.length},{name:"dilations",type:"u32",length:T.length},{name:"effective_filter_dims",type:"u32",length:E.length},{name:"pads",type:"i32",length:x.length},{name:"input_channels_per_group_int",type:"u32"},{name:"input_channels_per_group",type:"u32"},{name:"output_channels_per_group",type:"u32"}],W=Ar(e[0].dataType),B=o?1:2,Y=o?2:3,X=o?3:1,J=ke("W",e[1].dataType,e[1].dims.length,y),re=ke("Dy",e[0].dataType,e[0].dims.length,p),ne=[re,J];s&&ne.push(ke("bias",e[2].dataType,[n[X]].length,_));let le=it("result",e[0].dataType,n.length,_),pe=()=>{let N="";if(d)p===4?N+=` let xValue = ${re.getByOffset("x_offset")}; let wValue = ${J.getByOffset("w_offset")}; dotProd = dotProd + dot(xValue, wValue); @@ -1293,25 +1293,25 @@ fn main(@builtin(local_invocation_id) localId : vec3, ${F.registerUniforms(H).declareVariables(...ne,le)} ${F.mainStart()} ${F.guardAgainstOutOfBoundsWorkgroupSizes("uniforms.output_size")}; - ${K}}`};return{name:"ConvTranspose2D",shaderCache:{hint:`${r.cacheKey};${p}${y}${_}${d}${f}`,inputDependencies:v},getRunData:()=>({dispatchGroup:{x:w[0],y:w[1],z:w[2]},outputs:[{dims:t?t(n):n,dataType:e[0].dataType}],programUniforms:S}),getShaderSource:O}}}),Lg,zg,Bg,xc,Jy,Rg,Tc,Ng,Yy,TT=Ve(()=>{xT(),On(),cn(),Lg=(e,r,t,s,n,o)=>(e-1)*r+t+(s-1)*n+1-o,zg=(e,r,t,s,n)=>{let o=Math.floor(e/2);r==="SAME_UPPER"?(t[s]=o,t[n]=e-o):r==="SAME_LOWER"&&(t[s]=e-o,t[n]=o)},Bg=(e,r,t,s,n,o,i,a,l,c)=>{let p=e.length-2,d=c.length===0;l.length{let t=e.kernelShape.slice();if(e.kernelShape.length===0||e.kernelShape.reduce((d,u)=>d*u,1)===0){t.length=0;for(let d=2;dd+u,0)===0){let d=r[0].dims.length-2;l=new Array(d).fill(1)}let c=e.strides.slice();if(c.reduce((d,u)=>d+u,0)===0){let d=r[0].dims.length-2;c=new Array(d).fill(1)}Bg(a,t,l,e.autoPad,e.group,n,c,s,i,o);let p=Object.assign({},e);return Object.assign(p,{kernelShape:t,pads:n,outputPadding:i,outputShape:o,dilations:l,strides:c}),p},Jy=e=>{let r=Au(e),t=e.format,s=["NOTSET","VALID","SAME_UPPER","SAME_LOWER"][typeof e.autoPad>"u"?0:e.autoPad],n=e.dilations,o=e.group,i=e.kernelShape,a=e.pads,l=e.strides,c=e.wIsConst(),p=e.outputPadding,d=e.outputShape;return{autoPad:s,format:t,dilations:n,group:o,kernelShape:i,outputPadding:p,outputShape:d,pads:a,strides:l,wIsConst:c,...r,cacheKey:`${e.format};${r.activation};`}},Rg=(e,r)=>{if(!e||e.length!==2&&e.length!==3)throw new Error("Conv requires 2 or 3 inputs");if(e[0].dims.length!==4&&e[0].dims.length!==3)throw new Error("currently only support 2-dimensional conv");if(e[0].dims.length!==e[1].dims.length)throw new Error("filter does not have same dimension as input");let t=e[0].dims[r.format==="NHWC"?e[0].dims.length-1:1],s=e[1].dims[0];if(t!==s)throw new Error("FILTER_IN_CHANNEL should be equal to DATA_CHANNEL");let n=e[1].dims[1]*r.group;if(e.length===3&&(e[2].dims.length!==1||e[2].dims[0]!==n))throw new Error("invalid bias");let o=e[0].dims.length-2;if(r.dilations.reduce((i,a)=>i+a,0)>0&&r.dilations.length!==o)throw new Error(`dilations should be ${o}D`);if(r.strides.reduce((i,a)=>i+a,0)>0&&r.strides.length!==o)throw new Error(`strides should be ${o}D`);if(r.pads.reduce((i,a)=>i+a,0)>0&&r.pads.length!==o*2)throw new Error(`pads should be ${o*2}D`);if(r.outputPadding.length!==o&&r.outputPadding.length!==0)throw new Error(`output_padding should be ${o}D`);if(r.kernelShape.reduce((i,a)=>i+a,0)>0&&r.kernelShape.length!==0&&r.kernelShape.length!==e[1].dims.length-2)throw new Error("invalid kernel shape");if(r.outputShape.length!==0&&r.outputShape.length!==e[0].dims.length-2)throw new Error("invalid output shape")},Tc=(e,r,t,s)=>{let n=e.kernelCustomData.wT??e.compute(es(r[1],[2,3,0,1]),{inputs:[1],outputs:[t.wIsConst?-2:-1]})[0];t.wIsConst&&!e.kernelCustomData.wT&&(e.kernelCustomData.wT=n);let o=[r[0],n];r.length===3&&o.push(r[2]),e.compute(Xy(o,t,s),{inputs:o})},Ng=(e,r)=>{let t=r.format==="NHWC",s=[e.inputs[0].reshape(t?[e.inputs[0].dims[0],1,e.inputs[0].dims[1],e.inputs[0].dims[2]]:[e.inputs[0].dims[0],e.inputs[0].dims[1],1,e.inputs[0].dims[2]]),e.inputs[1].reshape([e.inputs[1].dims[0],e.inputs[1].dims[1],1,e.inputs[1].dims[2]])];e.inputs.length===3&&s.push(e.inputs[2]);let n=r.kernelShape;(n.length===0||n[0]===0)&&(n=[e.inputs[1].dims[2]]);let o=r.dilations;(o.length===0||o[0]===0)&&(o=[1]);let i=r.strides;(i.length===0||i[0]===0)&&(i=[1]);let a=r.pads;a.length===0&&(a=[0,0]),a=[0,a[0],0,a[1]],i=[1].concat(i),o=[1].concat(o),n=[1].concat(n);let l=r.outputPadding;l=[0].concat(l);let c=xc({...r,pads:a,strides:i,dilations:o,kernelShape:n,outputPadding:l},s);Tc(e,s,c,p=>t?[p[0],p[2],p[3]]:[p[0],p[1],p[3]])},Yy=(e,r)=>{if(Rg(e.inputs,r),e.inputs[0].dims.length===3)Ng(e,r);else{let t=xc(r,e.inputs);Tc(e,e.inputs,t)}}}),jg,Zy,e0,ET=Ve(()=>{gt(),Ct(),mr(),St(),jg=(e,r,t,s)=>{let n=we.size(r),o=r.length,i=ke("input",e,o),a=it("output",e,o),l=t.dataType===6?t.getInt32Array()[0]:Number(t.getBigInt64Array()[0]),c=we.normalizeAxis(l,o),p=d=>{let u=` i32(${i.indicesGet("inputIndices","uniforms.axis")}) `,f=lt("uniforms.input_shape","uniforms.axis",o),_=s.reverse?u+(s.exclusive?" + 1":""):"0",y=s.reverse?f:u+(s.exclusive?"":" + 1");return` - ${d.registerUniform("outputSize","u32").registerUniform("axis","u32").declareVariables(i,a)} + ${K}}`};return{name:"ConvTranspose2D",shaderCache:{hint:`${r.cacheKey};${p}${y}${_}${d}${f}`,inputDependencies:v},getRunData:()=>({dispatchGroup:{x:w[0],y:w[1],z:w[2]},outputs:[{dims:t?t(n):n,dataType:e[0].dataType}],programUniforms:S}),getShaderSource:O}}}),Lg,zg,Bg,xc,Jy,Rg,Tc,Ng,Yy,TT=Ve(()=>{xT(),On(),cn(),Lg=(e,r,t,s,n,o)=>(e-1)*r+t+(s-1)*n+1-o,zg=(e,r,t,s,n)=>{let o=Math.floor(e/2);r==="SAME_UPPER"?(t[s]=o,t[n]=e-o):r==="SAME_LOWER"&&(t[s]=e-o,t[n]=o)},Bg=(e,r,t,s,n,o,a,i,l,c)=>{let p=e.length-2,d=c.length===0;l.length{let t=e.kernelShape.slice();if(e.kernelShape.length===0||e.kernelShape.reduce((d,u)=>d*u,1)===0){t.length=0;for(let d=2;dd+u,0)===0){let d=r[0].dims.length-2;l=new Array(d).fill(1)}let c=e.strides.slice();if(c.reduce((d,u)=>d+u,0)===0){let d=r[0].dims.length-2;c=new Array(d).fill(1)}Bg(i,t,l,e.autoPad,e.group,n,c,s,a,o);let p=Object.assign({},e);return Object.assign(p,{kernelShape:t,pads:n,outputPadding:a,outputShape:o,dilations:l,strides:c}),p},Jy=e=>{let r=Au(e),t=e.format,s=["NOTSET","VALID","SAME_UPPER","SAME_LOWER"][typeof e.autoPad>"u"?0:e.autoPad],n=e.dilations,o=e.group,a=e.kernelShape,i=e.pads,l=e.strides,c=e.wIsConst(),p=e.outputPadding,d=e.outputShape;return{autoPad:s,format:t,dilations:n,group:o,kernelShape:a,outputPadding:p,outputShape:d,pads:i,strides:l,wIsConst:c,...r,cacheKey:`${e.format};${r.activation};`}},Rg=(e,r)=>{if(!e||e.length!==2&&e.length!==3)throw new Error("Conv requires 2 or 3 inputs");if(e[0].dims.length!==4&&e[0].dims.length!==3)throw new Error("currently only support 2-dimensional conv");if(e[0].dims.length!==e[1].dims.length)throw new Error("filter does not have same dimension as input");let t=e[0].dims[r.format==="NHWC"?e[0].dims.length-1:1],s=e[1].dims[0];if(t!==s)throw new Error("FILTER_IN_CHANNEL should be equal to DATA_CHANNEL");let n=e[1].dims[1]*r.group;if(e.length===3&&(e[2].dims.length!==1||e[2].dims[0]!==n))throw new Error("invalid bias");let o=e[0].dims.length-2;if(r.dilations.reduce((a,i)=>a+i,0)>0&&r.dilations.length!==o)throw new Error(`dilations should be ${o}D`);if(r.strides.reduce((a,i)=>a+i,0)>0&&r.strides.length!==o)throw new Error(`strides should be ${o}D`);if(r.pads.reduce((a,i)=>a+i,0)>0&&r.pads.length!==o*2)throw new Error(`pads should be ${o*2}D`);if(r.outputPadding.length!==o&&r.outputPadding.length!==0)throw new Error(`output_padding should be ${o}D`);if(r.kernelShape.reduce((a,i)=>a+i,0)>0&&r.kernelShape.length!==0&&r.kernelShape.length!==e[1].dims.length-2)throw new Error("invalid kernel shape");if(r.outputShape.length!==0&&r.outputShape.length!==e[0].dims.length-2)throw new Error("invalid output shape")},Tc=(e,r,t,s)=>{let n=e.kernelCustomData.wT??e.compute(es(r[1],[2,3,0,1]),{inputs:[1],outputs:[t.wIsConst?-2:-1]})[0];t.wIsConst&&!e.kernelCustomData.wT&&(e.kernelCustomData.wT=n);let o=[r[0],n];r.length===3&&o.push(r[2]),e.compute(Xy(o,t,s),{inputs:o})},Ng=(e,r)=>{let t=r.format==="NHWC",s=[e.inputs[0].reshape(t?[e.inputs[0].dims[0],1,e.inputs[0].dims[1],e.inputs[0].dims[2]]:[e.inputs[0].dims[0],e.inputs[0].dims[1],1,e.inputs[0].dims[2]]),e.inputs[1].reshape([e.inputs[1].dims[0],e.inputs[1].dims[1],1,e.inputs[1].dims[2]])];e.inputs.length===3&&s.push(e.inputs[2]);let n=r.kernelShape;(n.length===0||n[0]===0)&&(n=[e.inputs[1].dims[2]]);let o=r.dilations;(o.length===0||o[0]===0)&&(o=[1]);let a=r.strides;(a.length===0||a[0]===0)&&(a=[1]);let i=r.pads;i.length===0&&(i=[0,0]),i=[0,i[0],0,i[1]],a=[1].concat(a),o=[1].concat(o),n=[1].concat(n);let l=r.outputPadding;l=[0].concat(l);let c=xc({...r,pads:i,strides:a,dilations:o,kernelShape:n,outputPadding:l},s);Tc(e,s,c,p=>t?[p[0],p[2],p[3]]:[p[0],p[1],p[3]])},Yy=(e,r)=>{if(Rg(e.inputs,r),e.inputs[0].dims.length===3)Ng(e,r);else{let t=xc(r,e.inputs);Tc(e,e.inputs,t)}}}),jg,Zy,e0,ET=Ve(()=>{gt(),Ct(),mr(),St(),jg=(e,r,t,s)=>{let n=we.size(r),o=r.length,a=ke("input",e,o),i=it("output",e,o),l=t.dataType===6?t.getInt32Array()[0]:Number(t.getBigInt64Array()[0]),c=we.normalizeAxis(l,o),p=d=>{let u=` i32(${a.indicesGet("inputIndices","uniforms.axis")}) `,f=lt("uniforms.input_shape","uniforms.axis",o),_=s.reverse?u+(s.exclusive?" + 1":""):"0",y=s.reverse?f:u+(s.exclusive?"":" + 1");return` + ${d.registerUniform("outputSize","u32").registerUniform("axis","u32").declareVariables(a,i)} ${d.mainStart()} ${d.guardAgainstOutOfBoundsWorkgroupSizes("uniforms.outputSize")} - var inputIndices = ${a.offsetToIndices("global_idx")}; - var sum = ${a.type.value}(0); + var inputIndices = ${i.offsetToIndices("global_idx")}; + var sum = ${i.type.value}(0); let first : i32 = ${_}; let last : i32 = ${y}; for (var i : i32 = first; i < last; i++) { - ${i.indicesSet("inputIndices","uniforms.axis","u32(i)")}; - sum = sum + ${i.getByIndices("inputIndices")}; + ${a.indicesSet("inputIndices","uniforms.axis","u32(i)")}; + sum = sum + ${a.getByIndices("inputIndices")}; } - ${a.setByOffset("global_idx","sum")}; + ${i.setByOffset("global_idx","sum")}; }`};return{name:"CumSum",shaderCache:{hint:s.cacheKey,inputDependencies:["rank"]},getRunData:()=>({outputs:[{dims:r,dataType:e}],dispatchGroup:{x:Math.ceil(n/64)},programUniforms:[{type:12,data:n},{type:12,data:c},...ct(r,r)]}),getShaderSource:p}},Zy=(e,r)=>{let t=e.inputs[0].dims,s=e.inputs[0].dataType,n=e.inputs[1];e.compute(jg(s,t,n,r),{inputs:[0]})},e0=e=>{let r=e.exclusive===1,t=e.reverse===1;return jt({exclusive:r,reverse:t})}}),Vg,Ug,Wg,t0,r0,PT=Ve(()=>{gt(),Ct(),mr(),St(),Vg=e=>{if(!e||e.length!==1)throw new Error("DepthToSpace requires 1 input.");if(e[0].dims.length!==4)throw new Error("DepthToSpace requires 4D input.")},Ug=(e,r,t,s)=>{let n=[];n.push(`fn perm(i: ${s.type.indices}) -> ${t.type.indices} { var a: ${t.type.indices};`);for(let o=0;o{let t,s,n,o,i,a,l=r.format==="NHWC",c=r.blocksize,p=r.mode==="DCR";l?([t,s,n,o]=e.dims,i=p?[t,s,n,c,c,o/c**2]:[t,s,n,o/c**2,c,c],a=p?[0,1,3,2,4,5]:[0,1,4,2,5,3]):([t,s,n,o]=[e.dims[0],e.dims[2],e.dims[3],e.dims[1]],i=p?[t,c,c,o/c**2,s,n]:[t,o/c**2,c,c,s,n],a=p?[0,3,4,1,5,2]:[0,1,4,2,5,3]);let d=e.reshape(i),u=d.dims.length,f=e.dataType,_=ke("a",f,u),y=it("output",f,u),k=w=>` +`)},Wg=(e,r)=>{let t,s,n,o,a,i,l=r.format==="NHWC",c=r.blocksize,p=r.mode==="DCR";l?([t,s,n,o]=e.dims,a=p?[t,s,n,c,c,o/c**2]:[t,s,n,o/c**2,c,c],i=p?[0,1,3,2,4,5]:[0,1,4,2,5,3]):([t,s,n,o]=[e.dims[0],e.dims[2],e.dims[3],e.dims[1]],a=p?[t,c,c,o/c**2,s,n]:[t,o/c**2,c,c,s,n],i=p?[0,3,4,1,5,2]:[0,1,4,2,5,3]);let d=e.reshape(a),u=d.dims.length,f=e.dataType,_=ke("a",f,u),y=it("output",f,u),k=w=>` ${w.registerUniform("output_size","u32").declareVariables(_,y)} - ${Ug(a,u,_,y)} + ${Ug(i,u,_,y)} ${w.mainStart()} ${w.guardAgainstOutOfBoundsWorkgroupSizes("uniforms.output_size")} @@ -1320,25 +1320,25 @@ fn main(@builtin(local_invocation_id) localId : vec3, let aIndices = perm(indices); ${y.setByOffset("global_idx",_.getByIndices("aIndices"))} - }`;return{name:"DepthToSpace",shaderCache:{hint:`${e.dims};${r.blocksize};${r.mode}`,inputDependencies:["rank"]},getRunData:w=>{let v=l?[t,s*c,n*c,o/c**2]:[t,o/c**2,s*c,n*c],I=we.size(v),T=d.dims,b=we.sortBasedOnPerm(T,a);return{outputs:[{dims:v,dataType:w[0].dataType}],dispatchGroup:{x:Math.ceil(I/64)},programUniforms:[{type:12,data:I},...ct(T,b)]}},getShaderSource:k}},t0=(e,r)=>{Vg(e.inputs),e.compute(Wg(e.inputs[0],r))},r0=e=>jt({blocksize:e.blocksize,mode:e.mode,format:e.format})}),si,jo,Ec,Gg,Kg,Hg,qg,Pc,Qg,s0,n0,CT=Ve(()=>{gt(),Ct(),mr(),St(),si="[a-zA-Z]|\\.\\.\\.",jo="("+si+")+",Ec="^"+jo+"$",Gg="("+jo+",)*"+jo,Kg="^"+Gg+"$",Hg=class{constructor(e=-1){this.symbolToIndices=new Map,this.inputIndex=e}addSymbol(e,r){let t=this.symbolToIndices.get(e);t===void 0?t=[r]:t.push(r),this.symbolToIndices.set(e,t)}},qg=class{constructor(e,r){this.equation=r,this.hasEllipsis=!1,this.symbolToInfo=new Map,this.lhs=new Array,this.outputDims=[];let[t,s]=r.includes("->")?r.split("->",2):[r,""];if(!t.match(RegExp(Kg)))throw new Error("Invalid LHS term");if(t.split(",").forEach((n,o)=>{let i=e[o].dims.slice();if(!n.match(RegExp(Ec)))throw new Error("Invalid LHS term");let a=this.processTerm(n,!0,i,o);this.lhs.push(a)}),s==="")s+=[...this.symbolToInfo.entries()].filter(([n,o])=>o.count===1||n==="...").map(([n])=>n).join("");else if(!s.match(RegExp(jo)))throw new Error("Invalid RHS");s.match(RegExp(si,"g"))?.forEach(n=>{if(n==="...")this.outputDims=this.outputDims.concat(this.ellipsisDims);else{let o=this.symbolToInfo.get(n);if(o===void 0)throw new Error("Invalid RHS symbol");this.outputDims.push(o.dimValue)}}),this.rhs=this.processTerm(s,!1,this.outputDims)}addSymbol(e,r,t){let s=this.symbolToInfo.get(e);if(s!==void 0){if(s.dimValue!==r&&s.count!==1)throw new Error("Dimension mismatch");s.count++,s.inputIndices.push(t)}else s={count:1,dimValue:r,inputIndices:[t]};this.symbolToInfo.set(e,s)}processTerm(e,r,t,s=-1){let n=t.length,o=!1,i=[],a=0;if(!e.match(RegExp(Ec))&&!r&&e!=="")throw new Error("Invalid LHS term");let l=e.match(RegExp(si,"g")),c=new Hg(s);return l?.forEach((p,d)=>{if(p==="..."){if(o)throw new Error("Only one ellipsis is allowed per input term");o=!0;let u=n-l.length+1;if(u<0)throw new Error("Ellipsis out of bounds");if(i=t.slice(a,a+u),this.hasEllipsis){if(this.ellipsisDims.length!==i.length||this.ellipsisDims.toString()!==i.toString())throw new Error("Ellipsis dimensions mismatch")}else if(r)this.hasEllipsis=!0,this.ellipsisDims=i;else throw new Error("Ellipsis must be specified in the LHS");for(let f=0;fe+"_max",Qg=(e,r,t,s)=>{let n=e.map(c=>c.length).map((c,p)=>ke(`input${p}`,r,c)),o=we.size(s),i=it("output",r,s.length),a=[...t.symbolToInfo.keys()].filter(c=>!t.rhs.symbolToIndices.has(c)),l=c=>{let p=[],d="var prod = 1.0;",u="var sum = 0.0;",f="sum += prod;",_=[],y=[],k=[],w=[],v=t.symbolToInfo.size===t.rhs.symbolToIndices.size;t.symbolToInfo.forEach((T,b)=>{if(t.rhs.symbolToIndices.has(b)){let E=t.rhs.symbolToIndices.get(b)?.[0];E!==void 0&&t.lhs.forEach((x,S)=>{if(T.inputIndices.includes(S)){let O=x.symbolToIndices.get(b);if(O===void 0)throw new Error("Invalid symbol error");O.forEach(F=>{p.push(`${n[S].indicesSet(`input${S}Indices`,F,i.indicesGet("outputIndices",E))}`)})}})}else t.lhs.forEach((E,x)=>{if(T.inputIndices.includes(x)){let S=E.symbolToIndices.get(b);if(S===void 0)throw new Error("Invalid symbol error");S.forEach(O=>{_.push(`${n[x].indicesSet(`input${x}Indices`,O,`${b}`)}`)}),w.push(`prod *= ${n[x].getByIndices(`input${x}Indices`)};`)}}),y.push(`for(var ${b}: u32 = 0; ${b} < uniforms.${Pc(b)}; ${b}++) {`),k.push("}")});let I=v?[...p,`let sum = ${n.map((T,b)=>T.getByIndices(`input${b}Indices`)).join(" * ")};`]:[...p,u,...y,..._,d,...w,f,...k];return` - ${c.registerUniforms(a.map(T=>({name:`${Pc(T)}`,type:"u32"}))).registerUniform("outputSize","u32").declareVariables(...n,i)} + }`;return{name:"DepthToSpace",shaderCache:{hint:`${e.dims};${r.blocksize};${r.mode}`,inputDependencies:["rank"]},getRunData:w=>{let v=l?[t,s*c,n*c,o/c**2]:[t,o/c**2,s*c,n*c],I=we.size(v),T=d.dims,b=we.sortBasedOnPerm(T,i);return{outputs:[{dims:v,dataType:w[0].dataType}],dispatchGroup:{x:Math.ceil(I/64)},programUniforms:[{type:12,data:I},...ct(T,b)]}},getShaderSource:k}},t0=(e,r)=>{Vg(e.inputs),e.compute(Wg(e.inputs[0],r))},r0=e=>jt({blocksize:e.blocksize,mode:e.mode,format:e.format})}),si,jo,Ec,Gg,Kg,Hg,qg,Pc,Qg,s0,n0,CT=Ve(()=>{gt(),Ct(),mr(),St(),si="[a-zA-Z]|\\.\\.\\.",jo="("+si+")+",Ec="^"+jo+"$",Gg="("+jo+",)*"+jo,Kg="^"+Gg+"$",Hg=class{constructor(e=-1){this.symbolToIndices=new Map,this.inputIndex=e}addSymbol(e,r){let t=this.symbolToIndices.get(e);t===void 0?t=[r]:t.push(r),this.symbolToIndices.set(e,t)}},qg=class{constructor(e,r){this.equation=r,this.hasEllipsis=!1,this.symbolToInfo=new Map,this.lhs=new Array,this.outputDims=[];let[t,s]=r.includes("->")?r.split("->",2):[r,""];if(!t.match(RegExp(Kg)))throw new Error("Invalid LHS term");if(t.split(",").forEach((n,o)=>{let a=e[o].dims.slice();if(!n.match(RegExp(Ec)))throw new Error("Invalid LHS term");let i=this.processTerm(n,!0,a,o);this.lhs.push(i)}),s==="")s+=[...this.symbolToInfo.entries()].filter(([n,o])=>o.count===1||n==="...").map(([n])=>n).join("");else if(!s.match(RegExp(jo)))throw new Error("Invalid RHS");s.match(RegExp(si,"g"))?.forEach(n=>{if(n==="...")this.outputDims=this.outputDims.concat(this.ellipsisDims);else{let o=this.symbolToInfo.get(n);if(o===void 0)throw new Error("Invalid RHS symbol");this.outputDims.push(o.dimValue)}}),this.rhs=this.processTerm(s,!1,this.outputDims)}addSymbol(e,r,t){let s=this.symbolToInfo.get(e);if(s!==void 0){if(s.dimValue!==r&&s.count!==1)throw new Error("Dimension mismatch");s.count++,s.inputIndices.push(t)}else s={count:1,dimValue:r,inputIndices:[t]};this.symbolToInfo.set(e,s)}processTerm(e,r,t,s=-1){let n=t.length,o=!1,a=[],i=0;if(!e.match(RegExp(Ec))&&!r&&e!=="")throw new Error("Invalid LHS term");let l=e.match(RegExp(si,"g")),c=new Hg(s);return l?.forEach((p,d)=>{if(p==="..."){if(o)throw new Error("Only one ellipsis is allowed per input term");o=!0;let u=n-l.length+1;if(u<0)throw new Error("Ellipsis out of bounds");if(a=t.slice(i,i+u),this.hasEllipsis){if(this.ellipsisDims.length!==a.length||this.ellipsisDims.toString()!==a.toString())throw new Error("Ellipsis dimensions mismatch")}else if(r)this.hasEllipsis=!0,this.ellipsisDims=a;else throw new Error("Ellipsis must be specified in the LHS");for(let f=0;fe+"_max",Qg=(e,r,t,s)=>{let n=e.map(c=>c.length).map((c,p)=>ke(`input${p}`,r,c)),o=we.size(s),a=it("output",r,s.length),i=[...t.symbolToInfo.keys()].filter(c=>!t.rhs.symbolToIndices.has(c)),l=c=>{let p=[],d="var prod = 1.0;",u="var sum = 0.0;",f="sum += prod;",_=[],y=[],k=[],w=[],v=t.symbolToInfo.size===t.rhs.symbolToIndices.size;t.symbolToInfo.forEach((T,b)=>{if(t.rhs.symbolToIndices.has(b)){let E=t.rhs.symbolToIndices.get(b)?.[0];E!==void 0&&t.lhs.forEach((x,S)=>{if(T.inputIndices.includes(S)){let O=x.symbolToIndices.get(b);if(O===void 0)throw new Error("Invalid symbol error");O.forEach(F=>{p.push(`${n[S].indicesSet(`input${S}Indices`,F,a.indicesGet("outputIndices",E))}`)})}})}else t.lhs.forEach((E,x)=>{if(T.inputIndices.includes(x)){let S=E.symbolToIndices.get(b);if(S===void 0)throw new Error("Invalid symbol error");S.forEach(O=>{_.push(`${n[x].indicesSet(`input${x}Indices`,O,`${b}`)}`)}),w.push(`prod *= ${n[x].getByIndices(`input${x}Indices`)};`)}}),y.push(`for(var ${b}: u32 = 0; ${b} < uniforms.${Pc(b)}; ${b}++) {`),k.push("}")});let I=v?[...p,`let sum = ${n.map((T,b)=>T.getByIndices(`input${b}Indices`)).join(" * ")};`]:[...p,u,...y,..._,d,...w,f,...k];return` + ${c.registerUniforms(i.map(T=>({name:`${Pc(T)}`,type:"u32"}))).registerUniform("outputSize","u32").declareVariables(...n,a)} ${c.mainStart()} ${c.guardAgainstOutOfBoundsWorkgroupSizes("uniforms.outputSize")} - var outputIndices = ${i.offsetToIndices("global_idx")}; + var outputIndices = ${a.offsetToIndices("global_idx")}; ${n.map((T,b)=>`var input${b}Indices: ${n[b].type.indices};`).join(` `)} ${I.join(` `)}; - ${i.setByOffset("global_idx","sum")}; - }`};return{name:"Einsum",shaderCache:{hint:t.equation,inputDependencies:e.map(()=>"rank")},getRunData:()=>{let c=a.filter(d=>t.symbolToInfo.has(d)).map(d=>({type:12,data:t.symbolToInfo.get(d)?.dimValue||0}));c.push({type:12,data:o});let p=e.map((d,u)=>[...ct(d)]).reduce((d,u)=>d.concat(u),c);return p.push(...ct(s)),{outputs:[{dims:s,dataType:r}],dispatchGroup:{x:Math.ceil(o/64)},programUniforms:p}},getShaderSource:l}},s0=(e,r)=>{let t=new qg(e.inputs,r.equation),s=t.outputDims,n=e.inputs.map((o,i)=>o.dims);e.compute(Qg(n,e.inputs[0].dataType,t,s))},n0=e=>{let r=e.equation.replace(/\s+/g,"");return jt({equation:r})}}),Xg,Cc,Jg,Yg,o0,ST=Ve(()=>{gt(),Ct(),St(),Xg=e=>{if(!e||e.length!==2)throw new Error("Expand requires 2 input.");let r=e[0].dims,t=Array.from(e[1].getBigInt64Array(),Number),s=t.length{let t=e.length-r.length,s=[];for(let n=0;ne.length>r.length?Cc(e,r):Cc(r,e),Yg=e=>{let r=e[0].dims,t=Array.from(e[1].getBigInt64Array(),Number),s=Jg(r,t),n=e[0].dataType,o=n===9||we.size(r)===1,i=n===9||r.length>0&&r[r.length-1]%4===0?4:1,a=o||s.length>0&&s[s.length-1]%4===0?4:1,l=Math.ceil(we.size(s)/a),c=d=>{let u=ke("input",n,r.length,i),f=it("output",n,s.length,a),_;if(n===9){let y=(k,w,v="")=>` + ${a.setByOffset("global_idx","sum")}; + }`};return{name:"Einsum",shaderCache:{hint:t.equation,inputDependencies:e.map(()=>"rank")},getRunData:()=>{let c=i.filter(d=>t.symbolToInfo.has(d)).map(d=>({type:12,data:t.symbolToInfo.get(d)?.dimValue||0}));c.push({type:12,data:o});let p=e.map((d,u)=>[...ct(d)]).reduce((d,u)=>d.concat(u),c);return p.push(...ct(s)),{outputs:[{dims:s,dataType:r}],dispatchGroup:{x:Math.ceil(o/64)},programUniforms:p}},getShaderSource:l}},s0=(e,r)=>{let t=new qg(e.inputs,r.equation),s=t.outputDims,n=e.inputs.map((o,a)=>o.dims);e.compute(Qg(n,e.inputs[0].dataType,t,s))},n0=e=>{let r=e.equation.replace(/\s+/g,"");return jt({equation:r})}}),Xg,Cc,Jg,Yg,o0,ST=Ve(()=>{gt(),Ct(),St(),Xg=e=>{if(!e||e.length!==2)throw new Error("Expand requires 2 input.");let r=e[0].dims,t=Array.from(e[1].getBigInt64Array(),Number),s=t.length{let t=e.length-r.length,s=[];for(let n=0;ne.length>r.length?Cc(e,r):Cc(r,e),Yg=e=>{let r=e[0].dims,t=Array.from(e[1].getBigInt64Array(),Number),s=Jg(r,t),n=e[0].dataType,o=n===9||we.size(r)===1,a=n===9||r.length>0&&r[r.length-1]%4===0?4:1,i=o||s.length>0&&s[s.length-1]%4===0?4:1,l=Math.ceil(we.size(s)/i),c=d=>{let u=ke("input",n,r.length,a),f=it("output",n,s.length,i),_;if(n===9){let y=(k,w,v="")=>` let outputIndices${w} = ${f.offsetToIndices(`outputOffset + ${w}u`)}; let offset${w} = ${u.broadcastedIndicesToOffset(`outputIndices${w}`,f)}; let index${w} = offset${w} / 4u; let component${w} = offset${w} % 4u; ${k}[${w}] = ${v}(${u.getByOffset(`index${w}`)}[component${w}]); `;_=` - let outputOffset = global_idx * ${a}; + let outputOffset = global_idx * ${i}; var data = vec4(0); ${y("data",0,"u32")} ${y("data",1,"u32")} @@ -1346,36 +1346,36 @@ fn main(@builtin(local_invocation_id) localId : vec3, ${y("data",3,"u32")} ${f.setByOffset("global_idx","data")} }`}else _=` - let outputIndices = ${f.offsetToIndices(`global_idx * ${a}`)}; + let outputIndices = ${f.offsetToIndices(`global_idx * ${i}`)}; let inputOffset = ${u.broadcastedIndicesToOffset("outputIndices",f)}; - let data = ${f.type.value}(${u.getByOffset(`inputOffset / ${i}`)}); + let data = ${f.type.value}(${u.getByOffset(`inputOffset / ${a}`)}); ${f.setByOffset("global_idx","data")} }`;return` ${d.registerUniform("vec_size","u32").declareVariables(u,f)} ${d.mainStart()} ${d.guardAgainstOutOfBoundsWorkgroupSizes("uniforms.vec_size")} - ${_}`},p=[{type:12,data:l},...ct(r,s)];return{name:"Expand",shaderCache:{hint:`${s.length};${i}${a}`,inputDependencies:["rank"]},getShaderSource:c,getRunData:()=>({outputs:[{dims:s,dataType:e[0].dataType}],dispatchGroup:{x:Math.ceil(l/64)},programUniforms:p})}},o0=e=>{Xg(e.inputs),e.compute(Yg(e.inputs),{inputs:[0]})}}),Zg,a0,IT=Ve(()=>{gt(),Ct(),St(),ku(),Zg=e=>{let r=e[0].dataType,t=we.size(e[0].dims),s=we.size(e[1].dims),n=s%4===0,o=i=>{let a=ke("x",r,[1],4),l=ke("bias",r,[1],4),c=it("y",r,[1],4),p=[{name:"output_vec_size",type:"u32"},{name:"bias_size",type:"u32"}],d=f=>` + ${_}`},p=[{type:12,data:l},...ct(r,s)];return{name:"Expand",shaderCache:{hint:`${s.length};${a}${i}`,inputDependencies:["rank"]},getShaderSource:c,getRunData:()=>({outputs:[{dims:s,dataType:e[0].dataType}],dispatchGroup:{x:Math.ceil(l/64)},programUniforms:p})}},o0=e=>{Xg(e.inputs),e.compute(Yg(e.inputs),{inputs:[0]})}}),Zg,a0,IT=Ve(()=>{gt(),Ct(),St(),ku(),Zg=e=>{let r=e[0].dataType,t=we.size(e[0].dims),s=we.size(e[1].dims),n=s%4===0,o=a=>{let i=ke("x",r,[1],4),l=ke("bias",r,[1],4),c=it("y",r,[1],4),p=[{name:"output_vec_size",type:"u32"},{name:"bias_size",type:"u32"}],d=f=>` let bias${f}_offset: u32 = (global_idx * 4 + ${f}) % uniforms.bias_size; let bias${f} = ${l.getByOffset(`bias${f}_offset / 4`)}[bias${f}_offset % 4];`,u=n?` let bias = ${l.getByOffset("global_idx % (uniforms.bias_size / 4)")};`:`${d(0)}${d(1)}${d(2)}${d(3)} - let bias = ${a.type.value}(bias0, bias1, bias2, bias3);`;return`${i.registerUniforms(p).declareVariables(a,l,c)} + let bias = ${i.type.value}(bias0, bias1, bias2, bias3);`;return`${a.registerUniforms(p).declareVariables(i,l,c)} ${ou(jr(r))} - ${i.mainStart(co)} - ${i.guardAgainstOutOfBoundsWorkgroupSizes("uniforms.output_vec_size")} + ${a.mainStart(co)} + ${a.guardAgainstOutOfBoundsWorkgroupSizes("uniforms.output_vec_size")} - let x = ${a.getByOffset("global_idx")}; + let x = ${i.getByOffset("global_idx")}; ${u} let x_in = x + bias; ${c.setByOffset("global_idx",au("x_in"))} - }`};return{name:"FastGeluWithBias",shaderCache:{hint:`${n}`,inputDependencies:["type","type"]},getShaderSource:o,getRunData:i=>({outputs:[{dims:i[0].dims,dataType:i[0].dataType}],programUniforms:[{type:12,data:Math.ceil(t/4)},{type:12,data:s}],dispatchGroup:{x:Math.ceil(t/co/4)}})}},a0=e=>{e.inputs.length<2||we.size(e.inputs[1].dims)===0?Py(e):e.compute(Zg(e.inputs))}}),eM,tM,i0,l0,$T=Ve(()=>{gt(),Ct(),mr(),St(),eM=e=>{if(!e||e.length!==2)throw new Error("Gather requires 2 inputs.")},tM=(e,r)=>{let t=e[0].dims,s=e[1].dims,n=t.length,o=we.normalizeAxis(r.axis,n),i=t.slice(0);i.splice(o,1,...s);let a=t[o],l=e[0].dataType===9?4:1,c=Math.ceil(we.size(i)/l),p=[{type:12,data:c},{type:6,data:a},{type:12,data:o},...ct(e[0].dims,e[1].dims,i)],d=u=>{let f=ke("data",e[0].dataType,e[0].dims.length,l),_=ke("inputIndices",e[1].dataType,e[1].dims.length),y=it("output",e[0].dataType,i.length,l),k=v=>{let I=s.length,T=`var indicesIndices${v} = ${_.type.indices}(0);`;for(let b=0;b1?`indicesIndices${v}[${b}]`:`indicesIndices${v}`} = ${i.length>1?`outputIndices${v}[uniforms.axis + ${b}]`:`outputIndices${v}`};`;T+=` + }`};return{name:"FastGeluWithBias",shaderCache:{hint:`${n}`,inputDependencies:["type","type"]},getShaderSource:o,getRunData:a=>({outputs:[{dims:a[0].dims,dataType:a[0].dataType}],programUniforms:[{type:12,data:Math.ceil(t/4)},{type:12,data:s}],dispatchGroup:{x:Math.ceil(t/co/4)}})}},a0=e=>{e.inputs.length<2||we.size(e.inputs[1].dims)===0?Py(e):e.compute(Zg(e.inputs))}}),eM,tM,i0,l0,$T=Ve(()=>{gt(),Ct(),mr(),St(),eM=e=>{if(!e||e.length!==2)throw new Error("Gather requires 2 inputs.")},tM=(e,r)=>{let t=e[0].dims,s=e[1].dims,n=t.length,o=we.normalizeAxis(r.axis,n),a=t.slice(0);a.splice(o,1,...s);let i=t[o],l=e[0].dataType===9?4:1,c=Math.ceil(we.size(a)/l),p=[{type:12,data:c},{type:6,data:i},{type:12,data:o},...ct(e[0].dims,e[1].dims,a)],d=u=>{let f=ke("data",e[0].dataType,e[0].dims.length,l),_=ke("inputIndices",e[1].dataType,e[1].dims.length),y=it("output",e[0].dataType,a.length,l),k=v=>{let I=s.length,T=`var indicesIndices${v} = ${_.type.indices}(0);`;for(let b=0;b1?`indicesIndices${v}[${b}]`:`indicesIndices${v}`} = ${a.length>1?`outputIndices${v}[uniforms.axis + ${b}]`:`outputIndices${v}`};`;T+=` var idx${v} = ${_.getByIndices(`indicesIndices${v}`)}; if (idx${v} < 0) { idx${v} = idx${v} + uniforms.axisDimLimit; } var dataIndices${v} : ${f.type.indices}; - `;for(let b=0,E=0;b1?`dataIndices${v}[${b}]`:`dataIndices${v}`} = u32(idx${v});`,E+=I):(T+=`${n>1?`dataIndices${v}[${b}]`:`dataIndices${v}`} = ${i.length>1?`outputIndices${v}[${E}]`:`outputIndices${v}`};`,E++);return T},w;if(e[0].dataType===9){let v=(I,T,b="")=>` + `;for(let b=0,E=0;b1?`dataIndices${v}[${b}]`:`dataIndices${v}`} = u32(idx${v});`,E+=I):(T+=`${n>1?`dataIndices${v}[${b}]`:`dataIndices${v}`} = ${a.length>1?`outputIndices${v}[${E}]`:`outputIndices${v}`};`,E++);return T},w;if(e[0].dataType===9){let v=(I,T,b="")=>` let outputIndices${T} = ${y.offsetToIndices(`outputOffset + ${T}u`)}; ${k(T)}; let offset${T} = ${f.indicesToOffset(`dataIndices${T}`)}; @@ -1400,7 +1400,7 @@ fn main(@builtin(local_invocation_id) localId : vec3, ${u.mainStart()} ${u.guardAgainstOutOfBoundsWorkgroupSizes("uniforms.outputSize")} ${w} - }`};return{name:"Gather",shaderCache:{hint:r.cacheKey,inputDependencies:["rank","rank"]},getRunData:()=>({outputs:[{dims:i,dataType:e[0].dataType}],dispatchGroup:{x:Math.ceil(c/64)},programUniforms:p}),getShaderSource:d}},i0=e=>jt({axis:e.axis}),l0=(e,r)=>{let t=e.inputs;eM(t),e.compute(tM(e.inputs,r))}}),rM,c0,u0,kT=Ve(()=>{gt(),Ct(),St(),rM=(e,r,t,s,n,o,i,a,l)=>{let c=[{type:12,data:o},{type:12,data:s},{type:12,data:n},{type:12,data:t},{type:12,data:i},{type:12,data:a},{type:12,data:l}],p=[o];c.push(...ct(r.dims,p));let d=u=>{let f=ke("indices_data",r.dataType,r.dims.length),_=it("input_slice_offsets_data",12,1,1),y=[f,_],k=[{name:"output_size",type:"u32"},{name:"batch_dims",type:"u32"},{name:"input_dims",type:"u32",length:n.length},{name:"sizes_from_slice_dims_data",type:"u32",length:t.length},{name:"num_slices_per_batch",type:"u32"},{name:"input_batch_stride",type:"u32"},{name:"num_slice_dims",type:"u32"}];return` + }`};return{name:"Gather",shaderCache:{hint:r.cacheKey,inputDependencies:["rank","rank"]},getRunData:()=>({outputs:[{dims:a,dataType:e[0].dataType}],dispatchGroup:{x:Math.ceil(c/64)},programUniforms:p}),getShaderSource:d}},i0=e=>jt({axis:e.axis}),l0=(e,r)=>{let t=e.inputs;eM(t),e.compute(tM(e.inputs,r))}}),rM,c0,u0,kT=Ve(()=>{gt(),Ct(),St(),rM=(e,r,t,s,n,o,a,i,l)=>{let c=[{type:12,data:o},{type:12,data:s},{type:12,data:n},{type:12,data:t},{type:12,data:a},{type:12,data:i},{type:12,data:l}],p=[o];c.push(...ct(r.dims,p));let d=u=>{let f=ke("indices_data",r.dataType,r.dims.length),_=it("input_slice_offsets_data",12,1,1),y=[f,_],k=[{name:"output_size",type:"u32"},{name:"batch_dims",type:"u32"},{name:"input_dims",type:"u32",length:n.length},{name:"sizes_from_slice_dims_data",type:"u32",length:t.length},{name:"num_slices_per_batch",type:"u32"},{name:"input_batch_stride",type:"u32"},{name:"num_slice_dims",type:"u32"}];return` ${u.registerUniforms(k).declareVariables(...y)} ${u.mainStart()} ${u.guardAgainstOutOfBoundsWorkgroupSizes("uniforms.output_size")} @@ -1419,13 +1419,13 @@ fn main(@builtin(local_invocation_id) localId : vec3, } input_slice_offsets_data[global_idx] = base_offset + u32(relative_slice_offset); - }`};return e.compute({name:"computeSliceOffsets",shaderCache:{hint:`${n.length}_${t.length}`,inputDependencies:["rank"]},getRunData:()=>({outputs:[{dims:p,dataType:e.inputs[1].dataType}],dispatchGroup:{x:Math.ceil(o/64)},programUniforms:c}),getShaderSource:d},{inputs:[r],outputs:[-1]})[0]},c0=(e,r)=>{let t=e.inputs,s=t[0].dims,n=t[0].dataType,o=t[1].dims,i=o[o.length-1],a=we.sizeToDimension(o,o.length-1),l=we.sizeFromDimension(s,r.batchDims+i),c=we.sizeToDimension(s,r.batchDims),p=we.sizeFromDimension(s,r.batchDims),d=a/c,u=new Array(i),f=l;for(let T=0;Ts.length)throw new Error("last dimension of indices must not be larger than rank of input tensor");let k=o.slice(0,-1).concat(s.slice(y)),w=we.size(k),v=[{type:12,data:w},{type:12,data:l},...ct(t[0].dims,_.dims,k)],I=T=>{let b=ke("data",t[0].dataType,t[0].dims.length),E=ke("slice_offsets",12,_.dims.length),x=it("output",t[0].dataType,k.length);return` + }`};return e.compute({name:"computeSliceOffsets",shaderCache:{hint:`${n.length}_${t.length}`,inputDependencies:["rank"]},getRunData:()=>({outputs:[{dims:p,dataType:e.inputs[1].dataType}],dispatchGroup:{x:Math.ceil(o/64)},programUniforms:c}),getShaderSource:d},{inputs:[r],outputs:[-1]})[0]},c0=(e,r)=>{let t=e.inputs,s=t[0].dims,n=t[0].dataType,o=t[1].dims,a=o[o.length-1],i=we.sizeToDimension(o,o.length-1),l=we.sizeFromDimension(s,r.batchDims+a),c=we.sizeToDimension(s,r.batchDims),p=we.sizeFromDimension(s,r.batchDims),d=i/c,u=new Array(a),f=l;for(let T=0;Ts.length)throw new Error("last dimension of indices must not be larger than rank of input tensor");let k=o.slice(0,-1).concat(s.slice(y)),w=we.size(k),v=[{type:12,data:w},{type:12,data:l},...ct(t[0].dims,_.dims,k)],I=T=>{let b=ke("data",t[0].dataType,t[0].dims.length),E=ke("slice_offsets",12,_.dims.length),x=it("output",t[0].dataType,k.length);return` ${T.registerUniform("output_size","u32").registerUniform("slice_size","u32").declareVariables(b,E,x)} ${T.mainStart()} ${T.guardAgainstOutOfBoundsWorkgroupSizes("uniforms.output_size")} let slice_offset = slice_offsets[global_idx / uniforms.slice_size]; output[global_idx] = data[u32(slice_offset) + global_idx % uniforms.slice_size]; - }`};e.compute({name:"GatherND",shaderCache:{hint:r.cacheKey,inputDependencies:["rank","rank"]},getRunData:()=>({outputs:[{dims:k,dataType:n}],dispatchGroup:{x:Math.ceil(w/64)},programUniforms:v}),getShaderSource:I},{inputs:[t[0],_]})},u0=e=>({batchDims:e.batch_dims,cacheKey:""})}),sM,nM,d0,p0,AT=Ve(()=>{gt(),Ct(),mr(),St(),sM=(e,r)=>{if(e.length<3||e.length>4)throw new Error("GatherBlockQuantized requires 3 or 4 inputs.");let t=we.normalizeAxis(r.quantizeAxis,e[0].dims.length),s=r.blockSize,n=e[0],o=e[2],i=e.length===4?e[3]:void 0;if(o.dims.length!==n.dims.length||!n.dims.map((a,l)=>l===t?Math.ceil(a/s)===o.dims[l]:a===o.dims[l]).reduce((a,l)=>a&&l,!0))throw new Error("Scales must have the same rank as the input tensor and the dims should match except on gatherAxis.");if(i){if(i.dataType!==n.dataType)throw new Error("Zero point must have the same data type as the input tensor.");if(i.dims.length!==o.dims.length||!i.dims.map((a,l)=>a===o.dims[l]).reduce((a,l)=>a&&l,!0))throw new Error("Zero point must have the same rank as the input tensor and the dims should match except on quantizeAxis.")}},nM=(e,r)=>{let t=e[0].dims,s=e[1].dims,n=t.length,o=we.normalizeAxis(r.gatherAxis,n),i=we.normalizeAxis(r.quantizeAxis,n),a=t.slice(0);a.splice(o,1,...s);let l=we.size(a),c=e[2].dataType,p=e[0].dataType===22,d=[{type:12,data:l},{type:12,data:i},{type:12,data:o},{type:12,data:r.blockSize},...ct(...e.map((f,_)=>f.dims),a)],u=f=>{let _=ke("data",e[0].dataType,e[0].dims.length),y=ke("inputIndices",e[1].dataType,e[1].dims.length),k=ke("scales",e[2].dataType,e[2].dims.length),w=e.length>3?ke("zeroPoint",e[3].dataType,e[3].dims.length):void 0,v=it("output",c,a.length),I=[_,y,k];w&&I.push(w);let T=[{name:"output_size",type:"u32"},{name:"quantize_axis",type:"u32"},{name:"gather_axis",type:"u32"},{name:"block_size",type:"u32"}];return` + }`};e.compute({name:"GatherND",shaderCache:{hint:r.cacheKey,inputDependencies:["rank","rank"]},getRunData:()=>({outputs:[{dims:k,dataType:n}],dispatchGroup:{x:Math.ceil(w/64)},programUniforms:v}),getShaderSource:I},{inputs:[t[0],_]})},u0=e=>({batchDims:e.batch_dims,cacheKey:""})}),sM,nM,d0,p0,AT=Ve(()=>{gt(),Ct(),mr(),St(),sM=(e,r)=>{if(e.length<3||e.length>4)throw new Error("GatherBlockQuantized requires 3 or 4 inputs.");let t=we.normalizeAxis(r.quantizeAxis,e[0].dims.length),s=r.blockSize,n=e[0],o=e[2],a=e.length===4?e[3]:void 0;if(o.dims.length!==n.dims.length||!n.dims.map((i,l)=>l===t?Math.ceil(i/s)===o.dims[l]:i===o.dims[l]).reduce((i,l)=>i&&l,!0))throw new Error("Scales must have the same rank as the input tensor and the dims should match except on gatherAxis.");if(a){if(a.dataType!==n.dataType)throw new Error("Zero point must have the same data type as the input tensor.");if(a.dims.length!==o.dims.length||!a.dims.map((i,l)=>i===o.dims[l]).reduce((i,l)=>i&&l,!0))throw new Error("Zero point must have the same rank as the input tensor and the dims should match except on quantizeAxis.")}},nM=(e,r)=>{let t=e[0].dims,s=e[1].dims,n=t.length,o=we.normalizeAxis(r.gatherAxis,n),a=we.normalizeAxis(r.quantizeAxis,n),i=t.slice(0);i.splice(o,1,...s);let l=we.size(i),c=e[2].dataType,p=e[0].dataType===22,d=[{type:12,data:l},{type:12,data:a},{type:12,data:o},{type:12,data:r.blockSize},...ct(...e.map((f,_)=>f.dims),i)],u=f=>{let _=ke("data",e[0].dataType,e[0].dims.length),y=ke("inputIndices",e[1].dataType,e[1].dims.length),k=ke("scales",e[2].dataType,e[2].dims.length),w=e.length>3?ke("zeroPoint",e[3].dataType,e[3].dims.length):void 0,v=it("output",c,i.length),I=[_,y,k];w&&I.push(w);let T=[{name:"output_size",type:"u32"},{name:"quantize_axis",type:"u32"},{name:"gather_axis",type:"u32"},{name:"block_size",type:"u32"}];return` ${f.registerUniforms(T).declareVariables(...I,v)} ${f.mainStart()} let output_indices = ${v.offsetToIndices("global_idx")}; @@ -1445,7 +1445,7 @@ fn main(@builtin(local_invocation_id) localId : vec3, index_from_indices += ${t[o]}; } ${_.indicesSet("data_indices","uniforms.gather_axis","u32(index_from_indices)")}; - for (var i = uniforms.gather_axis + 1; i < ${a.length}; i++) { + for (var i = uniforms.gather_axis + 1; i < ${i.length}; i++) { let index = ${v.indicesGet("output_indices",`i + ${s.length} - 1`)}; ${_.indicesSet("data_indices","i","index")}; } @@ -1470,8 +1470,8 @@ fn main(@builtin(local_invocation_id) localId : vec3, let zero_point = zero_point_vec[zero_point_index / 2];`:"var zero_point = 0"}; let dequantized_data = ${jr(c)}(quantized_data - zero_point) * scale; ${v.setByOffset("global_idx","dequantized_data")}; - }`};return{name:"GatherBlockQuantized",shaderCache:{hint:`${r.cacheKey};${e.filter((f,_)=>_!==1).map(f=>f.dims.join("_")).join(";")}`,inputDependencies:Array.from({length:e.length},(f,_)=>"rank")},getRunData:()=>({outputs:[{dims:a,dataType:c}],dispatchGroup:{x:Math.ceil(l/64)},programUniforms:d}),getShaderSource:u}},d0=(e,r)=>{let t=e.inputs;sM(t,r),e.compute(nM(e.inputs,r))},p0=e=>jt({blockSize:e.blockSize,gatherAxis:e.gatherAxis,quantizeAxis:e.quantizeAxis})}),oM,aM,m0,h0,FT=Ve(()=>{gt(),Ct(),mr(),St(),oM=e=>{if(!e||e.length!==2)throw new Error("GatherElements requires 2 inputs.");if(e[0].dims.length<1)throw new Error("GatherElements requires that the data input be rank >= 1.");if(e[0].dims.length!==e[1].dims.length)throw new Error(`GatherElements requires that the data input and - indices input tensors be of same rank.`)},aM=(e,r)=>{let t=e[0].dims,s=e[0].dataType,n=t.length,o=e[1].dims,i=e[1].dataType,a=we.normalizeAxis(r.axis,n),l=t[a],c=o.slice(0),p=we.size(c),d=ke("input",s,n),u=ke("indicesInput",i,o.length),f=it("output",s,c.length),_=[{type:12,data:p},{type:6,data:l},{type:12,data:a}];return _.push(...ct(t,o,c)),{name:"GatherElements",shaderCache:{inputDependencies:["rank","rank"]},getRunData:()=>({outputs:[{dims:c,dataType:e[0].dataType}],dispatchGroup:{x:Math.ceil(p/64)},programUniforms:_}),getShaderSource:y=>` + }`};return{name:"GatherBlockQuantized",shaderCache:{hint:`${r.cacheKey};${e.filter((f,_)=>_!==1).map(f=>f.dims.join("_")).join(";")}`,inputDependencies:Array.from({length:e.length},(f,_)=>"rank")},getRunData:()=>({outputs:[{dims:i,dataType:c}],dispatchGroup:{x:Math.ceil(l/64)},programUniforms:d}),getShaderSource:u}},d0=(e,r)=>{let t=e.inputs;sM(t,r),e.compute(nM(e.inputs,r))},p0=e=>jt({blockSize:e.blockSize,gatherAxis:e.gatherAxis,quantizeAxis:e.quantizeAxis})}),oM,aM,m0,h0,FT=Ve(()=>{gt(),Ct(),mr(),St(),oM=e=>{if(!e||e.length!==2)throw new Error("GatherElements requires 2 inputs.");if(e[0].dims.length<1)throw new Error("GatherElements requires that the data input be rank >= 1.");if(e[0].dims.length!==e[1].dims.length)throw new Error(`GatherElements requires that the data input and + indices input tensors be of same rank.`)},aM=(e,r)=>{let t=e[0].dims,s=e[0].dataType,n=t.length,o=e[1].dims,a=e[1].dataType,i=we.normalizeAxis(r.axis,n),l=t[i],c=o.slice(0),p=we.size(c),d=ke("input",s,n),u=ke("indicesInput",a,o.length),f=it("output",s,c.length),_=[{type:12,data:p},{type:6,data:l},{type:12,data:i}];return _.push(...ct(t,o,c)),{name:"GatherElements",shaderCache:{inputDependencies:["rank","rank"]},getRunData:()=>({outputs:[{dims:c,dataType:e[0].dataType}],dispatchGroup:{x:Math.ceil(p/64)},programUniforms:_}),getShaderSource:y=>` ${y.registerUniform("outputSize","u32").registerUniform("axisDimLimit","i32").registerUniform("axis","u32").declareVariables(d,u,f)} ${y.mainStart()} ${y.guardAgainstOutOfBoundsWorkgroupSizes("uniforms.outputSize")} @@ -1487,7 +1487,7 @@ fn main(@builtin(local_invocation_id) localId : vec3, let value = ${d.getByIndices("inputIndices")}; ${f.setByOffset("global_idx","value")}; - }`}},m0=e=>jt({axis:e.axis}),h0=(e,r)=>{let t=e.inputs;oM(t),e.compute(aM(e.inputs,r))}}),iM,lM,_0,f0,OT=Ve(()=>{gt(),Ct(),St(),iM=e=>{if(!e)throw new Error("Input is missing");if(e.length<2||e.length>3)throw new Error("Invaid input number.");if(e.length===3&&e[2].dims.length>2)throw new Error("Invalid input shape of C");if(e[0].dataType!==e[1].dataType||e.length===3&&e[0].dataType!==e[2].dataType)throw new Error("Input types are mismatched")},lM=(e,r)=>{let t=e[0].dims.slice(),s=e[1].dims.slice(),[n,o,i]=mb.getShapeOfGemmResult(t,r.transA,s,r.transB,e.length===3?e[2].dims:void 0),a=[n,o];if(!a)throw new Error("Can't use gemm on the given tensors");let l=16,c=Math.ceil(o/l),p=Math.ceil(n/l),d=!0,u=we.size(a),f=[{type:12,data:d?c:u},{type:12,data:n},{type:12,data:o},{type:12,data:i},{type:1,data:r.alpha},{type:1,data:r.beta}],_=["type","type"];e.length===3&&(f.push(...ct(e[2].dims)),_.push("rank")),f.push(...ct(a));let y=w=>{let v="";r.transA&&r.transB?v="value += a[k * uniforms.M + m] * b[n * uniforms.K + k];":r.transA&&!r.transB?v="value += a[k * uniforms.M + m] * b[k * uniforms.N + n];":!r.transA&&r.transB?v="value += a[m * uniforms.K + k] * b[n * uniforms.K + k];":!r.transA&&!r.transB&&(v="value += a[m * uniforms.K + k] * b[k * uniforms.N + n];");let I=r.alpha===1?"":"value *= uniforms.alpha;",T=ke("a",e[0].dataType,e[0].dims),b=ke("b",e[1].dataType,e[1].dims),E=T.type.value,x=null,S=[T,b];e.length===3&&(x=ke("c",e[2].dataType,e[2].dims.length),S.push(x));let O=it("output",e[0].dataType,a.length);S.push(O);let F=[{name:"output_size",type:"u32"},{name:"M",type:"u32"},{name:"N",type:"u32"},{name:"K",type:"u32"},{name:"alpha",type:"f32"},{name:"beta",type:"f32"}];return` + }`}},m0=e=>jt({axis:e.axis}),h0=(e,r)=>{let t=e.inputs;oM(t),e.compute(aM(e.inputs,r))}}),iM,lM,_0,f0,OT=Ve(()=>{gt(),Ct(),St(),iM=e=>{if(!e)throw new Error("Input is missing");if(e.length<2||e.length>3)throw new Error("Invaid input number.");if(e.length===3&&e[2].dims.length>2)throw new Error("Invalid input shape of C");if(e[0].dataType!==e[1].dataType||e.length===3&&e[0].dataType!==e[2].dataType)throw new Error("Input types are mismatched")},lM=(e,r)=>{let t=e[0].dims.slice(),s=e[1].dims.slice(),[n,o,a]=mb.getShapeOfGemmResult(t,r.transA,s,r.transB,e.length===3?e[2].dims:void 0),i=[n,o];if(!i)throw new Error("Can't use gemm on the given tensors");let l=16,c=Math.ceil(o/l),p=Math.ceil(n/l),d=!0,u=we.size(i),f=[{type:12,data:d?c:u},{type:12,data:n},{type:12,data:o},{type:12,data:a},{type:1,data:r.alpha},{type:1,data:r.beta}],_=["type","type"];e.length===3&&(f.push(...ct(e[2].dims)),_.push("rank")),f.push(...ct(i));let y=w=>{let v="";r.transA&&r.transB?v="value += a[k * uniforms.M + m] * b[n * uniforms.K + k];":r.transA&&!r.transB?v="value += a[k * uniforms.M + m] * b[k * uniforms.N + n];":!r.transA&&r.transB?v="value += a[m * uniforms.K + k] * b[n * uniforms.K + k];":!r.transA&&!r.transB&&(v="value += a[m * uniforms.K + k] * b[k * uniforms.N + n];");let I=r.alpha===1?"":"value *= uniforms.alpha;",T=ke("a",e[0].dataType,e[0].dims),b=ke("b",e[1].dataType,e[1].dims),E=T.type.value,x=null,S=[T,b];e.length===3&&(x=ke("c",e[2].dataType,e[2].dims.length),S.push(x));let O=it("output",e[0].dataType,i.length);S.push(O);let F=[{name:"output_size",type:"u32"},{name:"M",type:"u32"},{name:"N",type:"u32"},{name:"K",type:"u32"},{name:"alpha",type:"f32"},{name:"beta",type:"f32"}];return` ${w.registerUniforms(F).declareVariables(...S)} ${w.mainStart()} @@ -1504,7 +1504,7 @@ fn main(@builtin(local_invocation_id) localId : vec3, ${I} ${x!=null?`let cOffset = ${x.broadcastedIndicesToOffset("vec2(m, n)",O)}; value += ${E}(uniforms.beta) * ${x.getByOffset("cOffset")};`:""} output[global_idx] = value; - }`},k=w=>{let v=ke("a",e[0].dataType,e[0].dims),I=ke("b",e[1].dataType,e[1].dims),T=null,b=[v,I];e.length===3&&(T=ke("c",e[2].dataType,e[2].dims.length),b.push(T));let E=it("output",e[0].dataType,a.length);b.push(E);let x=[{name:"num_tile_n",type:"u32"},{name:"M",type:"u32"},{name:"N",type:"u32"},{name:"K",type:"u32"},{name:"alpha",type:"f32"},{name:"beta",type:"f32"}],S="",O="";r.transA&&r.transB?(O=` + }`},k=w=>{let v=ke("a",e[0].dataType,e[0].dims),I=ke("b",e[1].dataType,e[1].dims),T=null,b=[v,I];e.length===3&&(T=ke("c",e[2].dataType,e[2].dims.length),b.push(T));let E=it("output",e[0].dataType,i.length);b.push(E);let x=[{name:"num_tile_n",type:"u32"},{name:"M",type:"u32"},{name:"N",type:"u32"},{name:"K",type:"u32"},{name:"alpha",type:"f32"},{name:"beta",type:"f32"}],S="",O="";r.transA&&r.transB?(O=` var col = tile_row_start + local_id.x; var row = k_start + local_id.y; if (col < uniforms.M && row < uniforms.K) { @@ -1596,7 +1596,7 @@ fn main(@builtin(local_invocation_id) localId : vec3, if (m < uniforms.M && n < uniforms.N) { output[m * uniforms.N + n] = value; } - }`};return d?{name:"GemmShared",shaderCache:{hint:`${r.cacheKey}`,inputDependencies:_},getRunData:()=>({outputs:[{dims:a,dataType:e[0].dataType}],dispatchGroup:{x:c*p},programUniforms:f}),getShaderSource:k}:{name:"Gemm",shaderCache:{hint:`${r.cacheKey}`,inputDependencies:_},getRunData:()=>({outputs:[{dims:a,dataType:e[0].dataType}],dispatchGroup:{x:Math.ceil(u/64)},programUniforms:f}),getShaderSource:y}},_0=e=>{let r=e.transA,t=e.transB,s=e.alpha,n=e.beta;return{transA:r,transB:t,alpha:s,beta:n,cacheKey:`${e.transA};${e.transB};${e.alpha===1}`}},f0=(e,r)=>{iM(e.inputs),e.compute(lM(e.inputs,r))}}),zs,Ws,vn,xn,cM,uM,dM,pM,mM,hM,_M,fM,g0,M0,DT=Ve(()=>{gt(),Ct(),mr(),St(),[zs,Ws,vn,xn]=[0,1,2,3],cM=e=>{if(e[0].dims.length!==4)throw new Error("only 4-D tensor is supported.");if(e[0].dims.length!==e[1].dims.length)throw new Error("input dimensions must be equal to grid dimensions");if(e[0].dims.length-2!==e[1].dims[e[1].dims.length-1])throw new Error(`last dimension of grid must be equal to ${e[0].dims.length-2}`);if(e[0].dims[0]!==e[1].dims[0])throw new Error("grid batch size must match input batch size")},uM=` + }`};return d?{name:"GemmShared",shaderCache:{hint:`${r.cacheKey}`,inputDependencies:_},getRunData:()=>({outputs:[{dims:i,dataType:e[0].dataType}],dispatchGroup:{x:c*p},programUniforms:f}),getShaderSource:k}:{name:"Gemm",shaderCache:{hint:`${r.cacheKey}`,inputDependencies:_},getRunData:()=>({outputs:[{dims:i,dataType:e[0].dataType}],dispatchGroup:{x:Math.ceil(u/64)},programUniforms:f}),getShaderSource:y}},_0=e=>{let r=e.transA,t=e.transB,s=e.alpha,n=e.beta;return{transA:r,transB:t,alpha:s,beta:n,cacheKey:`${e.transA};${e.transB};${e.alpha===1}`}},f0=(e,r)=>{iM(e.inputs),e.compute(lM(e.inputs,r))}}),Ls,Ws,vn,xn,cM,uM,dM,pM,mM,hM,_M,fM,g0,M0,DT=Ve(()=>{gt(),Ct(),mr(),St(),[Ls,Ws,vn,xn]=[0,1,2,3],cM=e=>{if(e[0].dims.length!==4)throw new Error("only 4-D tensor is supported.");if(e[0].dims.length!==e[1].dims.length)throw new Error("input dimensions must be equal to grid dimensions");if(e[0].dims.length-2!==e[1].dims[e[1].dims.length-1])throw new Error(`last dimension of grid must be equal to ${e[0].dims.length-2}`);if(e[0].dims[0]!==e[1].dims[0])throw new Error("grid batch size must match input batch size")},uM=` fn gs_get_cubic_coeffs(x: f32) -> vec4 { let cubic_alpha = -0.75f; let x_abs = abs(x); @@ -1659,7 +1659,7 @@ fn main(@builtin(local_invocation_id) localId : vec3, fn pixel_at_grid(r: i32, c: i32, H: i32, W: i32, batch: u32, channel: u32, border: vec4) -> ${r} { var pixel = ${r}(0); var indices = vec4(0); - indices[${zs}] = batch; + indices[${Ls}] = batch; indices[${Ws}] = channel;`+(()=>{switch(t.paddingMode){case"zeros":return` if (r >= 0 && r < H && c >=0 && c < W) { indices[${vn}] = u32(r); @@ -1677,17 +1677,17 @@ fn main(@builtin(local_invocation_id) localId : vec3, return ${e.getByIndices("indices")}; } `,_M=(e,r,t)=>(()=>{switch(t.mode){case"nearest":return` - let result = pixel_at_grid(i32(round(y)), i32(round(x)), H_in, W_in, indices[${zs}], indices[${Ws}], border); + let result = pixel_at_grid(i32(round(y)), i32(round(x)), H_in, W_in, indices[${Ls}], indices[${Ws}], border); `;case"bilinear":return` let x1 = i32(floor(x)); let y1 = i32(floor(y)); let x2 = x1 + 1; let y2 = y1 + 1; - let p11 = pixel_at_grid(y1, x1, H_in, W_in, indices[${zs}], indices[${Ws}], border); - let p12 = pixel_at_grid(y1, x2, H_in, W_in, indices[${zs}], indices[${Ws}], border); - let p21 = pixel_at_grid(y2, x1, H_in, W_in, indices[${zs}], indices[${Ws}], border); - let p22 = pixel_at_grid(y2, x2, H_in, W_in, indices[${zs}], indices[${Ws}], border); + let p11 = pixel_at_grid(y1, x1, H_in, W_in, indices[${Ls}], indices[${Ws}], border); + let p12 = pixel_at_grid(y1, x2, H_in, W_in, indices[${Ls}], indices[${Ws}], border); + let p21 = pixel_at_grid(y2, x1, H_in, W_in, indices[${Ls}], indices[${Ws}], border); + let p22 = pixel_at_grid(y2, x2, H_in, W_in, indices[${Ls}], indices[${Ws}], border); let dx2 = ${r}(f32(x2) - x); let dx1 = ${r}(x - f32(x1)); @@ -1700,20 +1700,20 @@ fn main(@builtin(local_invocation_id) localId : vec3, var p: mat4x4<${r}>; for (var h = 0; h < 4; h++) { for (var w = 0; w < 4; w++) { - p[h][w] = pixel_at_grid(h + y0, w + x0, H_in, W_in, indices[${zs}], indices[${Ws}], border); + p[h][w] = pixel_at_grid(h + y0, w + x0, H_in, W_in, indices[${Ls}], indices[${Ws}], border); } } let dx = x - f32(x0 + 1); let dy = y - f32(y0 + 1); let result = gs_bicubic_interpolate(p, dx, dy); - `;default:throw new Error(`mode ${t.mode} is not supported`)}})()+`${e.setByOffset("global_idx","result")}`,fM=(e,r)=>{let t=ke("x",e[0].dataType,e[0].dims.length),s=[e[1].dims[0],e[1].dims[1],e[1].dims[2]],n=ke("grid",e[1].dataType,s.length,2),o=[e[0].dims[0],e[0].dims[1],e[1].dims[1],e[1].dims[2]];r.format==="NHWC"&&(o=[e[0].dims[0],e[1].dims[1],e[1].dims[2],e[0].dims[3]],[zs,Ws,vn,xn]=[0,3,1,2]);let i=it("output",e[0].dataType,o.length),a=t.type.value,l=we.size(o),c=[{type:12,data:l},...ct(e[0].dims,s,o)],p=d=>` - ${d.registerUniform("output_size","u32").declareVariables(t,n,i)} + `;default:throw new Error(`mode ${t.mode} is not supported`)}})()+`${e.setByOffset("global_idx","result")}`,fM=(e,r)=>{let t=ke("x",e[0].dataType,e[0].dims.length),s=[e[1].dims[0],e[1].dims[1],e[1].dims[2]],n=ke("grid",e[1].dataType,s.length,2),o=[e[0].dims[0],e[0].dims[1],e[1].dims[1],e[1].dims[2]];r.format==="NHWC"&&(o=[e[0].dims[0],e[1].dims[1],e[1].dims[2],e[0].dims[3]],[Ls,Ws,vn,xn]=[0,3,1,2]);let a=it("output",e[0].dataType,o.length),i=t.type.value,l=we.size(o),c=[{type:12,data:l},...ct(e[0].dims,s,o)],p=d=>` + ${d.registerUniform("output_size","u32").declareVariables(t,n,a)} ${uM} - ${dM(a)} + ${dM(i)} ${pM(r)} ${mM(r)} - ${hM(t,a,r)} + ${hM(t,i,r)} ${d.mainStart()} ${d.guardAgainstOutOfBoundsWorkgroupSizes("uniforms.output_size")} @@ -1733,21 +1733,21 @@ fn main(@builtin(local_invocation_id) localId : vec3, `}; let border = vec4(x_min, y_min, x_max, y_max); - let indices = ${i.offsetToIndices("global_idx")}; - var grid_indices = vec3(indices[${zs}], indices[${vn}], indices[${xn}]); + let indices = ${a.offsetToIndices("global_idx")}; + var grid_indices = vec3(indices[${Ls}], indices[${vn}], indices[${xn}]); let nxy = ${n.getByIndices("grid_indices")}; var x = gs_denormalize(f32(nxy[0]), W_in); var y = gs_denormalize(f32(nxy[1]), H_in); - ${_M(i,a,r)} - }`;return{name:"GridSample",shaderCache:{hint:`${r.cacheKey}`,inputDependencies:["type","type"]},getRunData:d=>{let u=we.size(o);return{outputs:[{dims:o,dataType:d[0].dataType}],dispatchGroup:{x:Math.ceil(u/64)},programUniforms:c}},getShaderSource:p}},g0=(e,r)=>{cM(e.inputs),e.compute(fM(e.inputs,r))},M0=e=>jt({alignCorners:e.align_corners,mode:e.mode,paddingMode:e.padding_mode,format:e.format})}),Gr,gM,w0,Sc,MM,Qo,b0,y0=Ve(()=>{gt(),Ct(),mr(),Cu(),$u(),St(),cn(),Gr=(e,r)=>e.length>r&&e[r].dims.length>0?e[r]:void 0,gM=(e,r)=>{let t=e[0],s=Gr(e,1),n=Gr(e,2),o=Gr(e,3),i=Gr(e,4),a=Gr(e,5),l=Gr(e,6),c=Gr(e,7);if(t.dims.length!==3&&t.dims.length!==5)throw new Error("Input query is expected to have 3 or 5 dimensions");let p=t.dims[0],d=t.dims[1],u=t.dims.length===3?t.dims[2]:r.numHeads*t.dims[4],f=d,_=0,y=0,k=Math.floor(u/r.numHeads);if(l&&c&&we.size(l.dims)&&we.size(c.dims)){if(l.dims.length!==4)throw new Error('Input "past_key" is expected to have 4 dimensions');if(l.dims[0]!==p||l.dims[1]!==r.numHeads||l.dims[3]!==k)throw new Error('Input "past_key" shape (batch_size, num_heads, past_sequence_length, head_size)');if(c.dims[0]!==p||c.dims[1]!==r.numHeads||c.dims[3]!==k)throw new Error('Input "past_value" shape (batch_size, num_heads, past_sequence_length, head_size)');if(l.dims[2]!==c.dims[2])throw new Error('Input "past_key" and "past_value" shall have same dim 2 (past_sequence_length)');if(c.dims.length!==4)throw new Error('Input "past_value" is expected to have 4 dimensions');_=l.dims[2],y=l.dims[2]}else if(l&&we.size(l.dims)||c&&we.size(c.dims))throw new Error('Input "past_key" and "past_value" shall be both present or both absent');let w;if(s&&we.size(s.dims)>0){if(t.dims.length!==3)throw new Error('Input "query" is expected to have 3 dimensions when key is given');if(s.dims.length<3||s.dims.length>5)throw new Error('Input "key" is expected to have 3, 4, or 5 dimensions');if(t.dims[0]!==s.dims[0])throw new Error('Input "query" and "key" shall have same dim 0 (batch size)');if(s.dims.length===3){if(s.dims[2]!==t.dims[2])throw new Error('Input "query" and "key" shall have same dim 2 (hidden_size)');w=2,f=s.dims[1]}else if(s.dims.length===5){if(s.dims[2]!==r.numHeads||s.dims[3]!==2||s.dims[4]!==k)throw new Error('Expect "key" shape (batch_size, kv_sequence_length, num_heads, 2, head_size) for packed kv');if(n)throw new Error('Expect "value" be none when "key" has packed kv format.');w=5,f=s.dims[1]}else{if(s.dims[1]!==r.numHeads||s.dims[3]!==k)throw new Error('Expect "key" shape (batch_size, num_heads, kv_sequence_length, head_size) for past_key');w=0,f=s.dims[2]}}else{if(t.dims.length!==5)throw new Error('Input "query" is expected to have 5 dimensions when key is empty');if(t.dims[2]!==r.numHeads||t.dims[3]!==3)throw new Error('Expect "query" shape (batch_size, kv_sequence_length, num_heads, 3, head_size) for packed kv');w=3}if(o&&we.size(o.dims)>0){if(o.dims.length!==1)throw new Error('Input "bias" is expected to have 1 dimension');if(s&&s.dims.length===5&&s.dims[3]===2)throw new Error("bias is not allowed for packed kv.")}let v=_+f,I=0;if(i&&we.size(i.dims)>0){I=8;let x=i.dims;throw x.length===1?x[0]===p?I=1:x[0]===3*p+2&&(I=3):x.length===2&&x[0]===p&&x[1]===v&&(I=5),I===8?new Error('Input "key_padding_mask" shape shall be (batch_size) or (batch_size, total_sequence_length)'):new Error("Mask not supported")}let T=!1,b=u;if(n&&we.size(n.dims)>0){if(n.dims.length!==3&&n.dims.length!==4)throw new Error('Input "value" is expected to have 3 or 4 dimensions');if(t.dims[0]!==n.dims[0])throw new Error('Input "query" and "value" shall have same dim 0 (batch_size)');if(n.dims.length===3){if(f!==n.dims[1])throw new Error('Input "key" and "value" shall have the same dim 1 (kv_sequence_length)');b=n.dims[2]}else{if(f!==n.dims[2])throw new Error('Input "key" and "value" shall have the same dim 2 (kv_sequence_length)');b=n.dims[1]*n.dims[3],T=!0}}let E=!1;if(i&&we.size(i.dims)>0)throw new Error("Key padding mask is not supported");if(a&&we.size(a.dims)>0){if(a.dims.length!==4)throw new Error('Input "attention_bias" is expected to have 4 dimensions');if(a.dims[0]!==p||a.dims[1]!==r.numHeads||a.dims[2]!==d||a.dims[3]!==v)throw new Error('Expect "attention_bias" shape (batch_size, num_heads, sequence_length, total_sequence_length)')}return{batchSize:p,sequenceLength:d,pastSequenceLength:_,kvSequenceLength:f,totalSequenceLength:v,maxSequenceLength:y,inputHiddenSize:0,hiddenSize:u,vHiddenSize:b,headSize:k,vHeadSize:Math.floor(b/r.numHeads),numHeads:r.numHeads,isUnidirectional:!1,pastPresentShareBuffer:!1,maskFilterValue:r.maskFilterValue,maskType:I,scale:r.scale,broadcastResPosBias:E,passPastInKv:T,qkvFormat:w}},w0=e=>jt({...e}),Sc=jt({perm:[0,2,1,3]}),MM=(e,r,t,s,n,o,i)=>{let a=[s,n,o],l=we.size(a),c=[{type:12,data:l},{type:12,data:i},{type:12,data:o}],p=d=>{let u=it("qkv_with_bias",r.dataType,a),f=ke("qkv",r.dataType,a),_=ke("bias",t.dataType,a),y=[{name:"output_size",type:"u32"},{name:"bias_offset",type:"u32"},{name:"hidden_size",type:"u32"}];return` + ${_M(a,i,r)} + }`;return{name:"GridSample",shaderCache:{hint:`${r.cacheKey}`,inputDependencies:["type","type"]},getRunData:d=>{let u=we.size(o);return{outputs:[{dims:o,dataType:d[0].dataType}],dispatchGroup:{x:Math.ceil(u/64)},programUniforms:c}},getShaderSource:p}},g0=(e,r)=>{cM(e.inputs),e.compute(fM(e.inputs,r))},M0=e=>jt({alignCorners:e.align_corners,mode:e.mode,paddingMode:e.padding_mode,format:e.format})}),Gr,gM,w0,Sc,MM,Qo,b0,y0=Ve(()=>{gt(),Ct(),mr(),Cu(),$u(),St(),cn(),Gr=(e,r)=>e.length>r&&e[r].dims.length>0?e[r]:void 0,gM=(e,r)=>{let t=e[0],s=Gr(e,1),n=Gr(e,2),o=Gr(e,3),a=Gr(e,4),i=Gr(e,5),l=Gr(e,6),c=Gr(e,7);if(t.dims.length!==3&&t.dims.length!==5)throw new Error("Input query is expected to have 3 or 5 dimensions");let p=t.dims[0],d=t.dims[1],u=t.dims.length===3?t.dims[2]:r.numHeads*t.dims[4],f=d,_=0,y=0,k=Math.floor(u/r.numHeads);if(l&&c&&we.size(l.dims)&&we.size(c.dims)){if(l.dims.length!==4)throw new Error('Input "past_key" is expected to have 4 dimensions');if(l.dims[0]!==p||l.dims[1]!==r.numHeads||l.dims[3]!==k)throw new Error('Input "past_key" shape (batch_size, num_heads, past_sequence_length, head_size)');if(c.dims[0]!==p||c.dims[1]!==r.numHeads||c.dims[3]!==k)throw new Error('Input "past_value" shape (batch_size, num_heads, past_sequence_length, head_size)');if(l.dims[2]!==c.dims[2])throw new Error('Input "past_key" and "past_value" shall have same dim 2 (past_sequence_length)');if(c.dims.length!==4)throw new Error('Input "past_value" is expected to have 4 dimensions');_=l.dims[2],y=l.dims[2]}else if(l&&we.size(l.dims)||c&&we.size(c.dims))throw new Error('Input "past_key" and "past_value" shall be both present or both absent');let w;if(s&&we.size(s.dims)>0){if(t.dims.length!==3)throw new Error('Input "query" is expected to have 3 dimensions when key is given');if(s.dims.length<3||s.dims.length>5)throw new Error('Input "key" is expected to have 3, 4, or 5 dimensions');if(t.dims[0]!==s.dims[0])throw new Error('Input "query" and "key" shall have same dim 0 (batch size)');if(s.dims.length===3){if(s.dims[2]!==t.dims[2])throw new Error('Input "query" and "key" shall have same dim 2 (hidden_size)');w=2,f=s.dims[1]}else if(s.dims.length===5){if(s.dims[2]!==r.numHeads||s.dims[3]!==2||s.dims[4]!==k)throw new Error('Expect "key" shape (batch_size, kv_sequence_length, num_heads, 2, head_size) for packed kv');if(n)throw new Error('Expect "value" be none when "key" has packed kv format.');w=5,f=s.dims[1]}else{if(s.dims[1]!==r.numHeads||s.dims[3]!==k)throw new Error('Expect "key" shape (batch_size, num_heads, kv_sequence_length, head_size) for past_key');w=0,f=s.dims[2]}}else{if(t.dims.length!==5)throw new Error('Input "query" is expected to have 5 dimensions when key is empty');if(t.dims[2]!==r.numHeads||t.dims[3]!==3)throw new Error('Expect "query" shape (batch_size, kv_sequence_length, num_heads, 3, head_size) for packed kv');w=3}if(o&&we.size(o.dims)>0){if(o.dims.length!==1)throw new Error('Input "bias" is expected to have 1 dimension');if(s&&s.dims.length===5&&s.dims[3]===2)throw new Error("bias is not allowed for packed kv.")}let v=_+f,I=0;if(a&&we.size(a.dims)>0){I=8;let x=a.dims;throw x.length===1?x[0]===p?I=1:x[0]===3*p+2&&(I=3):x.length===2&&x[0]===p&&x[1]===v&&(I=5),I===8?new Error('Input "key_padding_mask" shape shall be (batch_size) or (batch_size, total_sequence_length)'):new Error("Mask not supported")}let T=!1,b=u;if(n&&we.size(n.dims)>0){if(n.dims.length!==3&&n.dims.length!==4)throw new Error('Input "value" is expected to have 3 or 4 dimensions');if(t.dims[0]!==n.dims[0])throw new Error('Input "query" and "value" shall have same dim 0 (batch_size)');if(n.dims.length===3){if(f!==n.dims[1])throw new Error('Input "key" and "value" shall have the same dim 1 (kv_sequence_length)');b=n.dims[2]}else{if(f!==n.dims[2])throw new Error('Input "key" and "value" shall have the same dim 2 (kv_sequence_length)');b=n.dims[1]*n.dims[3],T=!0}}let E=!1;if(a&&we.size(a.dims)>0)throw new Error("Key padding mask is not supported");if(i&&we.size(i.dims)>0){if(i.dims.length!==4)throw new Error('Input "attention_bias" is expected to have 4 dimensions');if(i.dims[0]!==p||i.dims[1]!==r.numHeads||i.dims[2]!==d||i.dims[3]!==v)throw new Error('Expect "attention_bias" shape (batch_size, num_heads, sequence_length, total_sequence_length)')}return{batchSize:p,sequenceLength:d,pastSequenceLength:_,kvSequenceLength:f,totalSequenceLength:v,maxSequenceLength:y,inputHiddenSize:0,hiddenSize:u,vHiddenSize:b,headSize:k,vHeadSize:Math.floor(b/r.numHeads),numHeads:r.numHeads,isUnidirectional:!1,pastPresentShareBuffer:!1,maskFilterValue:r.maskFilterValue,maskType:I,scale:r.scale,broadcastResPosBias:E,passPastInKv:T,qkvFormat:w}},w0=e=>jt({...e}),Sc=jt({perm:[0,2,1,3]}),MM=(e,r,t,s,n,o,a)=>{let i=[s,n,o],l=we.size(i),c=[{type:12,data:l},{type:12,data:a},{type:12,data:o}],p=d=>{let u=it("qkv_with_bias",r.dataType,i),f=ke("qkv",r.dataType,i),_=ke("bias",t.dataType,i),y=[{name:"output_size",type:"u32"},{name:"bias_offset",type:"u32"},{name:"hidden_size",type:"u32"}];return` ${d.registerUniforms(y).declareVariables(f,_,u)} ${d.mainStart()} ${d.guardAgainstOutOfBoundsWorkgroupSizes("uniforms.output_size")} let bias_offset_idx = (global_idx % uniforms.hidden_size) + uniforms.bias_offset; qkv_with_bias[global_idx] = qkv[global_idx] + bias[bias_offset_idx]; - }`};return e.compute({name:"MultiHeadAttentionAddBias",shaderCache:{inputDependencies:["type","type"]},getRunData:()=>({outputs:[{dims:a,dataType:r.dataType,gpuDataType:0}],dispatchGroup:{x:Math.ceil(l/64)},programUniforms:c}),getShaderSource:p},{inputs:[r,t],outputs:[-1]})[0]},Qo=(e,r,t,s,n,o,i,a)=>{let l=o;if(i&&we.size(i.dims)>0){if(s===1)throw new Error("AddBiasReshape is not implemented. Please export your model with packed QKV or KV");return l=MM(e,o,i,r,s,t*n,a),l=l.reshape([r,s,t,n]),t===1||s===1?l:e.compute(es(l,Sc.perm),{inputs:[l],outputs:[-1]})[0]}else return o.dims.length===3&&(l=o.reshape([r,s,t,n])),t===1||s===1?l:e.compute(es(l,Sc.perm),{inputs:[l],outputs:[-1]})[0]},b0=(e,r)=>{let t=gM(e.inputs,r),s=e.inputs[0],n=Gr(e.inputs,1),o=Gr(e.inputs,2),i=Gr(e.inputs,3),a=Gr(e.inputs,4),l=Gr(e.inputs,5),c=Gr(e.inputs,6),p=Gr(e.inputs,7);if(s.dims.length===5)throw new Error("Packed QKV is not implemented");if(n?.dims.length===5)throw new Error("Packed KV is not implemented");let d=n&&o&&n.dims.length===4&&o.dims.length===4,u=Qo(e,t.batchSize,t.numHeads,t.sequenceLength,t.headSize,s,i,0);if(d)return Zo(e,u,n,o,a,void 0,c,p,l,t);if(!n||!o)throw new Error("key and value must be provided");let f=Qo(e,t.batchSize,t.numHeads,t.kvSequenceLength,t.headSize,n,i,t.hiddenSize),_=Qo(e,t.batchSize,t.numHeads,t.kvSequenceLength,t.vHeadSize,o,i,2*t.hiddenSize);Zo(e,u,f,_,a,void 0,c,p,l,t)}}),wM,bM,yM,vM,du,v0,x0,T0=Ve(()=>{gt(),Ct(),mr(),St(),wM=e=>{if(!e||e.length<1)throw new Error("too few inputs")},bM=(e,r)=>{let t=[],s=r.numOutputs;return e[1].dims[0]>0&&(e[1].getBigInt64Array().forEach(n=>t.push(Number(n))),s=t.length),jt({numOutputs:s,axis:r.axis,splitSizes:t})},yM=e=>` + }`};return e.compute({name:"MultiHeadAttentionAddBias",shaderCache:{inputDependencies:["type","type"]},getRunData:()=>({outputs:[{dims:i,dataType:r.dataType,gpuDataType:0}],dispatchGroup:{x:Math.ceil(l/64)},programUniforms:c}),getShaderSource:p},{inputs:[r,t],outputs:[-1]})[0]},Qo=(e,r,t,s,n,o,a,i)=>{let l=o;if(a&&we.size(a.dims)>0){if(s===1)throw new Error("AddBiasReshape is not implemented. Please export your model with packed QKV or KV");return l=MM(e,o,a,r,s,t*n,i),l=l.reshape([r,s,t,n]),t===1||s===1?l:e.compute(es(l,Sc.perm),{inputs:[l],outputs:[-1]})[0]}else return o.dims.length===3&&(l=o.reshape([r,s,t,n])),t===1||s===1?l:e.compute(es(l,Sc.perm),{inputs:[l],outputs:[-1]})[0]},b0=(e,r)=>{let t=gM(e.inputs,r),s=e.inputs[0],n=Gr(e.inputs,1),o=Gr(e.inputs,2),a=Gr(e.inputs,3),i=Gr(e.inputs,4),l=Gr(e.inputs,5),c=Gr(e.inputs,6),p=Gr(e.inputs,7);if(s.dims.length===5)throw new Error("Packed QKV is not implemented");if(n?.dims.length===5)throw new Error("Packed KV is not implemented");let d=n&&o&&n.dims.length===4&&o.dims.length===4,u=Qo(e,t.batchSize,t.numHeads,t.sequenceLength,t.headSize,s,a,0);if(d)return Zo(e,u,n,o,i,void 0,c,p,l,t);if(!n||!o)throw new Error("key and value must be provided");let f=Qo(e,t.batchSize,t.numHeads,t.kvSequenceLength,t.headSize,n,a,t.hiddenSize),_=Qo(e,t.batchSize,t.numHeads,t.kvSequenceLength,t.vHeadSize,o,a,2*t.hiddenSize);Zo(e,u,f,_,i,void 0,c,p,l,t)}}),wM,bM,yM,vM,du,v0,x0,T0=Ve(()=>{gt(),Ct(),mr(),St(),wM=e=>{if(!e||e.length<1)throw new Error("too few inputs")},bM=(e,r)=>{let t=[],s=r.numOutputs;return e[1].dims[0]>0&&(e[1].getBigInt64Array().forEach(n=>t.push(Number(n))),s=t.length),jt({numOutputs:s,axis:r.axis,splitSizes:t})},yM=e=>` fn calculateOutputIndex(index: u32) -> u32 { for (var i: u32 = 0u; i < ${e}u; i += 1u ) { if (index < ${lt("uniforms.size_in_split_axis","i",e)}) { @@ -1759,23 +1759,23 @@ fn calculateOutputIndex(index: u32) -> u32 { fn writeBufferData(output_number: u32, indices: ${e[0].type.indices}, global_idx: u32) { ${t.join(` `)} - }`},du=(e,r)=>{let t=e[0].dims,s=we.size(t),n=e[0].dataType,o=we.normalizeAxis(r.axis,t.length),i=new Array(r.numOutputs),a=ke("input",n,t.length),l=new Array(r.numOutputs),c=[],p=[],d=0,u=[{type:12,data:s}];for(let _=0;_` - ${_.registerUniform("input_size","u32").registerUniform("size_in_split_axis","u32",l.length).declareVariables(a,...i)} + }`},du=(e,r)=>{let t=e[0].dims,s=we.size(t),n=e[0].dataType,o=we.normalizeAxis(r.axis,t.length),a=new Array(r.numOutputs),i=ke("input",n,t.length),l=new Array(r.numOutputs),c=[],p=[],d=0,u=[{type:12,data:s}];for(let _=0;_` + ${_.registerUniform("input_size","u32").registerUniform("size_in_split_axis","u32",l.length).declareVariables(i,...a)} ${yM(l.length)} - ${vM(i)} + ${vM(a)} ${_.mainStart()} ${_.guardAgainstOutOfBoundsWorkgroupSizes("uniforms.input_size")} - var indices = ${a.offsetToIndices("global_idx")}; - var index = ${a.indicesGet("indices",o)}; + var indices = ${i.offsetToIndices("global_idx")}; + var index = ${i.indicesGet("indices",o)}; let output_number = calculateOutputIndex(index); if (output_number != 0) { index -= ${lt("uniforms.size_in_split_axis","output_number - 1u",l.length)}; - ${a.indicesSet("indices",o,"index")}; + ${i.indicesSet("indices",o,"index")}; } writeBufferData(output_number, indices, global_idx); - }`;return{name:"Split",shaderCache:{hint:r.cacheKey,inputDependencies:["rank"]},getShaderSource:f,getRunData:()=>({outputs:c,dispatchGroup:{x:Math.ceil(s/64)},programUniforms:u})}},v0=(e,r)=>{wM(e.inputs);let t=e.inputs.length===1?r:bM(e.inputs,r);e.compute(du(e.inputs,t),{inputs:[0]})},x0=e=>{let r=e.axis,t=e.splitSizes,s=e.numOutputs<0?t.length:e.numOutputs;if(s!==t.length)throw new Error("numOutputs and splitSizes lengh must be equal");return jt({axis:r,numOutputs:s,splitSizes:t})}}),xM,fi,E0,P0=Ve(()=>{gt(),Ct(),mr(),St(),xM=(e,r)=>{let[t,s,n,o]=e,{numHeads:i,rotaryEmbeddingDim:a}=r;if(t.dims.length!==3&&t.dims.length!==4)throw new Error(`Input 'x' is expected to have 3 or 4 dimensions, got ${t.dims.length}`);if(!we.areEqual(s.dims,[])&&!we.areEqual(s.dims,[1])&&s.dims.length!==2)throw new Error(`Input 'position_ids' is expected to have 0, 1, or 2 dimensions, got ${s.dims.length}`);if(n.dims.length!==2)throw new Error(`Input 'cos_cache' is expected to have 2 dimensions, got ${n.dims.length}`);if(o.dims.length!==2)throw new Error(`Input 'sin_cache' is expected to have 2 dimensions, got ${o.dims.length}`);if(!we.areEqual(n.dims,o.dims))throw new Error("Inputs 'cos_cache' and 'sin_cache' are expected to have the same shape");if(a>0&&i===0)throw new Error("num_heads must be provided if rotary_embedding_dim is specified");let l=t.dims[0],c=t.dims[t.dims.length-2],p=n.dims[0],d=we.sizeFromDimension(t.dims,1)/c,u=a===0?n.dims[1]*2:d/i;if(a>u)throw new Error("rotary_embedding_dim must be less than or equal to head_size");if(s.dims.length===2){if(l!==s.dims[0])throw new Error(`Input 'position_ids' dimension 0 should be of size batch_size, got ${s.dims[0]}`);if(c!==s.dims[1])throw new Error(`Input 'position_ids' dimension 1 should be of size sequence_length, got ${s.dims[1]}`)}if(u/2!==n.dims[1]&&a/2!==n.dims[1])throw new Error(`Input 'cos_cache' dimension 1 should be same as head_size / 2 or rotary_embedding_dim / 2, got ${n.dims[1]}`);if(c>p)throw new Error("Updating cos_cache and sin_cache in RotaryEmbedding is not currently supported")},fi=(e,r)=>{let{interleaved:t,numHeads:s,rotaryEmbeddingDim:n,scale:o}=r,i=e[0].dims[0],a=we.sizeFromDimension(e[0].dims,1),l=e[0].dims[e[0].dims.length-2],c=a/l,p=e[2].dims[1],d=n===0?p*2:c/s,u=new Array(i,l,c/d,d-p),f=we.computeStrides(u),_=[{type:1,data:o},{type:12,data:u},{type:12,data:f},...e[0].dims.length===3?new Array({type:12,data:[a,c,d,1]}):[],...e[0].dims.length===4?new Array({type:12,data:[a,d,l*d,1]}):[],...ct(e[0].dims,e[1].dims,e[2].dims,e[3].dims,e[0].dims)],y=k=>{let w=ke("input",e[0].dataType,e[0].dims.length),v=ke("position_ids",e[1].dataType,e[1].dims.length),I=ke("cos_cache",e[2].dataType,e[2].dims.length),T=ke("sin_cache",e[3].dataType,e[3].dims.length),b=it("output",e[0].dataType,e[0].dims.length);return k.registerUniforms([{name:"scale",type:"f32"},{name:"global_shape",type:"u32",length:u.length},{name:"global_strides",type:"u32",length:f.length},{name:"input_output_strides",type:"u32",length:f.length}]),` + }`;return{name:"Split",shaderCache:{hint:r.cacheKey,inputDependencies:["rank"]},getShaderSource:f,getRunData:()=>({outputs:c,dispatchGroup:{x:Math.ceil(s/64)},programUniforms:u})}},v0=(e,r)=>{wM(e.inputs);let t=e.inputs.length===1?r:bM(e.inputs,r);e.compute(du(e.inputs,t),{inputs:[0]})},x0=e=>{let r=e.axis,t=e.splitSizes,s=e.numOutputs<0?t.length:e.numOutputs;if(s!==t.length)throw new Error("numOutputs and splitSizes lengh must be equal");return jt({axis:r,numOutputs:s,splitSizes:t})}}),xM,fi,E0,P0=Ve(()=>{gt(),Ct(),mr(),St(),xM=(e,r)=>{let[t,s,n,o]=e,{numHeads:a,rotaryEmbeddingDim:i}=r;if(t.dims.length!==3&&t.dims.length!==4)throw new Error(`Input 'x' is expected to have 3 or 4 dimensions, got ${t.dims.length}`);if(!we.areEqual(s.dims,[])&&!we.areEqual(s.dims,[1])&&s.dims.length!==2)throw new Error(`Input 'position_ids' is expected to have 0, 1, or 2 dimensions, got ${s.dims.length}`);if(n.dims.length!==2)throw new Error(`Input 'cos_cache' is expected to have 2 dimensions, got ${n.dims.length}`);if(o.dims.length!==2)throw new Error(`Input 'sin_cache' is expected to have 2 dimensions, got ${o.dims.length}`);if(!we.areEqual(n.dims,o.dims))throw new Error("Inputs 'cos_cache' and 'sin_cache' are expected to have the same shape");if(i>0&&a===0)throw new Error("num_heads must be provided if rotary_embedding_dim is specified");let l=t.dims[0],c=t.dims[t.dims.length-2],p=n.dims[0],d=we.sizeFromDimension(t.dims,1)/c,u=i===0?n.dims[1]*2:d/a;if(i>u)throw new Error("rotary_embedding_dim must be less than or equal to head_size");if(s.dims.length===2){if(l!==s.dims[0])throw new Error(`Input 'position_ids' dimension 0 should be of size batch_size, got ${s.dims[0]}`);if(c!==s.dims[1])throw new Error(`Input 'position_ids' dimension 1 should be of size sequence_length, got ${s.dims[1]}`)}if(u/2!==n.dims[1]&&i/2!==n.dims[1])throw new Error(`Input 'cos_cache' dimension 1 should be same as head_size / 2 or rotary_embedding_dim / 2, got ${n.dims[1]}`);if(c>p)throw new Error("Updating cos_cache and sin_cache in RotaryEmbedding is not currently supported")},fi=(e,r)=>{let{interleaved:t,numHeads:s,rotaryEmbeddingDim:n,scale:o}=r,a=e[0].dims[0],i=we.sizeFromDimension(e[0].dims,1),l=e[0].dims[e[0].dims.length-2],c=i/l,p=e[2].dims[1],d=n===0?p*2:c/s,u=new Array(a,l,c/d,d-p),f=we.computeStrides(u),_=[{type:1,data:o},{type:12,data:u},{type:12,data:f},...e[0].dims.length===3?new Array({type:12,data:[i,c,d,1]}):[],...e[0].dims.length===4?new Array({type:12,data:[i,d,l*d,1]}):[],...ct(e[0].dims,e[1].dims,e[2].dims,e[3].dims,e[0].dims)],y=k=>{let w=ke("input",e[0].dataType,e[0].dims.length),v=ke("position_ids",e[1].dataType,e[1].dims.length),I=ke("cos_cache",e[2].dataType,e[2].dims.length),T=ke("sin_cache",e[3].dataType,e[3].dims.length),b=it("output",e[0].dataType,e[0].dims.length);return k.registerUniforms([{name:"scale",type:"f32"},{name:"global_shape",type:"u32",length:u.length},{name:"global_strides",type:"u32",length:f.length},{name:"input_output_strides",type:"u32",length:f.length}]),` ${k.declareVariables(w,v,I,T,b)} ${k.mainStart(co)} @@ -1801,7 +1801,7 @@ fn calculateOutputIndex(index: u32) -> u32 { let k = dot(bsnh, uniforms.input_output_strides) + half_rotary_emb_dim; ${b.setByOffset("k",w.getByOffset("k"))} } - }`};return{name:"RotaryEmbedding",shaderCache:{hint:jt({interleaved:t}).cacheKey,inputDependencies:["rank","rank","rank","rank"]},getShaderSource:y,getRunData:()=>({outputs:[{dims:e[0].dims,dataType:e[0].dataType}],dispatchGroup:{x:Math.ceil(we.size(u)/co)},programUniforms:_})}},E0=(e,r)=>{xM(e.inputs,r),e.compute(fi(e.inputs,r))}}),TM,EM,Ic,PM,C0,LT=Ve(()=>{mr(),gt(),$u(),y0(),T0(),cn(),P0(),St(),TM=(e,r)=>{if(r.doRotary&&e.length<=7)throw new Error("cos_cache and sin_cache inputs are required if do_rotary is specified");let t=e[0],s=e[1],n=e[2],o=e[3],i=e[4];if(r.doRotary!==0&&e.length<=7)throw new Error("cos_cast and sin_cache are expected if do_rotary attribute is non-zero");if(r.localWindowSize!==-1)throw new Error("Local attention is not supported");if(r.softcap!==0)throw new Error("Softcap is not supported");if(r.rotaryInterleaved!==0)throw new Error("Rotary interleaved is not supported");if(r.smoothSoftmax)throw new Error("Smooth softmax is not supported");if(t.dims.length!==3&&t.dims.length!==5)throw new Error("Input query is expected to have 3 or 5 dimensions");let a=!1,l=t.dims[0],c=t.dims[1],p=t.dims.length===3?a?t.dims[2]/3:t.dims[2]:r.numHeads*t.dims[4],d=c,u=0,f=!s||s.dims.length===0,_=Math.floor(f?p/(r.numHeads+2*r.kvNumHeads):p/r.numHeads);f&&(p=_*r.numHeads);let y=o&&o.dims.length!==0,k=i&&i.dims.length!==0;if(y&&o.dims.length===4&&o.dims[0]===l&&o.dims[1]!==r.kvNumHeads&&o.dims[2]===r.kvNumHeads&&o.dims[3]===_)throw new Error("BSNH pastKey/pastValue is not supported");if(y&&k){if(o.dims.length!==4)throw new Error('Input "past_key" is expected to have 4 dimensions');if(i.dims.length!==4)throw new Error('Input "past_value" is expected to have 4 dimensions');u=o.dims[2]}else if(y||k)throw new Error('Input "past_key" and "past_value" shall be both present or both absent');let w=1;if(s&&s.dims.length>0){if(t.dims.length!==3)throw new Error('Input "query" is expected to have 3 dimensions when key is given');if(s.dims.length<3||s.dims.length>5)throw new Error('Input "key" is expected to have 3, 4, or 5 dimensions');if(t.dims[0]!==s.dims[0])throw new Error('Input "query" and "key" shall have same dim 0 (batch size)');if(s.dims.length===3){if(t.dims[2]%s.dims[2]!==0)throw new Error('Dimension 2 of "query" should be a multiple of "key"');d=s.dims[1]}else if(s.dims.length===5){if(s.dims[2]!==r.numHeads||s.dims[3]!==2||s.dims[4]!==_)throw new Error('Expect "key" shape (batch_size, kv_sequence_length, num_heads, 2, head_size) for packed kv');if(n)throw new Error('Expect "value" be none when "key" has packed kv format.');d=s.dims[1]}else{if(s.dims[1]!==r.numHeads||s.dims[3]!==_)throw new Error('Expect "key" shape (batch_size, num_heads, kv_sequence_length, head_size) for past_key');d=s.dims[2]}}else{if(t.dims.length!==3&&t.dims.length!==5)throw new Error('Input "query" is expected to have 3 or 5 dimensions when key is empty');if(t.dims.length===5&&(t.dims[2]!==r.numHeads||t.dims[3]!==3))throw new Error('Expect "query" shape (batch_size, kv_sequence_length, num_heads, 3, head_size) for packed kv');w=3}let v=0,I=!1,T=r.kvNumHeads?_*r.kvNumHeads:p;if(n&&n.dims.length>0){if(n.dims.length!==3&&n.dims.length!==4)throw new Error('Input "value" is expected to have 3 or 4 dimensions');if(t.dims[0]!==n.dims[0])throw new Error('Input "query" and "value" shall have same dim 0 (batch_size)');if(n.dims.length===3){if(d!==n.dims[1])throw new Error('Input "key" and "value" shall have the same dim 1 (kv_sequence_length)');T=n.dims[2]}else{if(d!==n.dims[2])throw new Error('Input "past_key" and "past_value" shall have the same dim 2 (kv_sequence_length)');T=n.dims[1]*n.dims[3],I=!0}}let b=e.length>4?e[5]:void 0;if(b&&b.dims.length!==1&&b.dims[0]!==l)throw new Error('Input "seqlens" is expected to have 1 dimension and the same dim 0 as batch_size');return{batchSize:l,sequenceLength:c,pastSequenceLength:u,kvSequenceLength:d,totalSequenceLength:-1,maxSequenceLength:-1,inputHiddenSize:0,hiddenSize:p,vHiddenSize:T,headSize:_,vHeadSize:Math.floor(T/r.kvNumHeads),numHeads:r.numHeads,kvNumHeads:r.kvNumHeads,nReps:r.numHeads/r.kvNumHeads,pastPresentShareBuffer:!1,maskType:v,scale:r.scale,broadcastResPosBias:!1,passPastInKv:I,qkvFormat:w}},EM=jt({perm:[0,2,1,3]}),Ic=(e,r,t)=>{let s=r,n=t.kvNumHeads;return r.dims.length===3&&t.kvSequenceLength!==0&&(s=r.reshape([t.batchSize,t.kvSequenceLength,n,t.headSize]),s=e.compute(es(s,EM.perm),{inputs:[s],outputs:[-1]})[0]),s},PM=(e,r,t,s)=>{let n=7,o=["type","type"],i=[e*r],a=e*r,l=[{type:12,data:a},{type:12,data:r},{type:12,data:e}],c=p=>{let d=ke("seq_lens",t.dataType,t.dims),u=ke("total_seq_lens",s.dataType,s.dims),f=it("pos_ids",n,i),_=[{name:"output_size",type:"u32"},{name:"sequence_length",type:"u32"},{name:"batch_size",type:"u32"}];return` + }`};return{name:"RotaryEmbedding",shaderCache:{hint:jt({interleaved:t}).cacheKey,inputDependencies:["rank","rank","rank","rank"]},getShaderSource:y,getRunData:()=>({outputs:[{dims:e[0].dims,dataType:e[0].dataType}],dispatchGroup:{x:Math.ceil(we.size(u)/co)},programUniforms:_})}},E0=(e,r)=>{xM(e.inputs,r),e.compute(fi(e.inputs,r))}}),TM,EM,Ic,PM,C0,LT=Ve(()=>{mr(),gt(),$u(),y0(),T0(),cn(),P0(),St(),TM=(e,r)=>{if(r.doRotary&&e.length<=7)throw new Error("cos_cache and sin_cache inputs are required if do_rotary is specified");let t=e[0],s=e[1],n=e[2],o=e[3],a=e[4];if(r.doRotary!==0&&e.length<=7)throw new Error("cos_cast and sin_cache are expected if do_rotary attribute is non-zero");if(r.localWindowSize!==-1)throw new Error("Local attention is not supported");if(r.softcap!==0)throw new Error("Softcap is not supported");if(r.rotaryInterleaved!==0)throw new Error("Rotary interleaved is not supported");if(r.smoothSoftmax)throw new Error("Smooth softmax is not supported");if(t.dims.length!==3&&t.dims.length!==5)throw new Error("Input query is expected to have 3 or 5 dimensions");let i=!1,l=t.dims[0],c=t.dims[1],p=t.dims.length===3?i?t.dims[2]/3:t.dims[2]:r.numHeads*t.dims[4],d=c,u=0,f=!s||s.dims.length===0,_=Math.floor(f?p/(r.numHeads+2*r.kvNumHeads):p/r.numHeads);f&&(p=_*r.numHeads);let y=o&&o.dims.length!==0,k=a&&a.dims.length!==0;if(y&&o.dims.length===4&&o.dims[0]===l&&o.dims[1]!==r.kvNumHeads&&o.dims[2]===r.kvNumHeads&&o.dims[3]===_)throw new Error("BSNH pastKey/pastValue is not supported");if(y&&k){if(o.dims.length!==4)throw new Error('Input "past_key" is expected to have 4 dimensions');if(a.dims.length!==4)throw new Error('Input "past_value" is expected to have 4 dimensions');u=o.dims[2]}else if(y||k)throw new Error('Input "past_key" and "past_value" shall be both present or both absent');let w=1;if(s&&s.dims.length>0){if(t.dims.length!==3)throw new Error('Input "query" is expected to have 3 dimensions when key is given');if(s.dims.length<3||s.dims.length>5)throw new Error('Input "key" is expected to have 3, 4, or 5 dimensions');if(t.dims[0]!==s.dims[0])throw new Error('Input "query" and "key" shall have same dim 0 (batch size)');if(s.dims.length===3){if(t.dims[2]%s.dims[2]!==0)throw new Error('Dimension 2 of "query" should be a multiple of "key"');d=s.dims[1]}else if(s.dims.length===5){if(s.dims[2]!==r.numHeads||s.dims[3]!==2||s.dims[4]!==_)throw new Error('Expect "key" shape (batch_size, kv_sequence_length, num_heads, 2, head_size) for packed kv');if(n)throw new Error('Expect "value" be none when "key" has packed kv format.');d=s.dims[1]}else{if(s.dims[1]!==r.numHeads||s.dims[3]!==_)throw new Error('Expect "key" shape (batch_size, num_heads, kv_sequence_length, head_size) for past_key');d=s.dims[2]}}else{if(t.dims.length!==3&&t.dims.length!==5)throw new Error('Input "query" is expected to have 3 or 5 dimensions when key is empty');if(t.dims.length===5&&(t.dims[2]!==r.numHeads||t.dims[3]!==3))throw new Error('Expect "query" shape (batch_size, kv_sequence_length, num_heads, 3, head_size) for packed kv');w=3}let v=0,I=!1,T=r.kvNumHeads?_*r.kvNumHeads:p;if(n&&n.dims.length>0){if(n.dims.length!==3&&n.dims.length!==4)throw new Error('Input "value" is expected to have 3 or 4 dimensions');if(t.dims[0]!==n.dims[0])throw new Error('Input "query" and "value" shall have same dim 0 (batch_size)');if(n.dims.length===3){if(d!==n.dims[1])throw new Error('Input "key" and "value" shall have the same dim 1 (kv_sequence_length)');T=n.dims[2]}else{if(d!==n.dims[2])throw new Error('Input "past_key" and "past_value" shall have the same dim 2 (kv_sequence_length)');T=n.dims[1]*n.dims[3],I=!0}}let b=e.length>4?e[5]:void 0;if(b&&b.dims.length!==1&&b.dims[0]!==l)throw new Error('Input "seqlens" is expected to have 1 dimension and the same dim 0 as batch_size');return{batchSize:l,sequenceLength:c,pastSequenceLength:u,kvSequenceLength:d,totalSequenceLength:-1,maxSequenceLength:-1,inputHiddenSize:0,hiddenSize:p,vHiddenSize:T,headSize:_,vHeadSize:Math.floor(T/r.kvNumHeads),numHeads:r.numHeads,kvNumHeads:r.kvNumHeads,nReps:r.numHeads/r.kvNumHeads,pastPresentShareBuffer:!1,maskType:v,scale:r.scale,broadcastResPosBias:!1,passPastInKv:I,qkvFormat:w}},EM=jt({perm:[0,2,1,3]}),Ic=(e,r,t)=>{let s=r,n=t.kvNumHeads;return r.dims.length===3&&t.kvSequenceLength!==0&&(s=r.reshape([t.batchSize,t.kvSequenceLength,n,t.headSize]),s=e.compute(es(s,EM.perm),{inputs:[s],outputs:[-1]})[0]),s},PM=(e,r,t,s)=>{let n=7,o=["type","type"],a=[e*r],i=e*r,l=[{type:12,data:i},{type:12,data:r},{type:12,data:e}],c=p=>{let d=ke("seq_lens",t.dataType,t.dims),u=ke("total_seq_lens",s.dataType,s.dims),f=it("pos_ids",n,a),_=[{name:"output_size",type:"u32"},{name:"sequence_length",type:"u32"},{name:"batch_size",type:"u32"}];return` ${p.registerUniforms(_).declareVariables(d,u,f)} ${p.mainStart()} ${p.guardAgainstOutOfBoundsWorkgroupSizes("uniforms.output_size")} @@ -1832,7 +1832,7 @@ fn calculateOutputIndex(index: u32) -> u32 { ${f.setByOffset("global_idx","seqlen")} }; } - `};return{name:"GeneratePositionIds",shaderCache:{hint:`${e};${r}`,inputDependencies:o},getRunData:()=>({outputs:[{dims:i,dataType:n}],dispatchGroup:{x:Math.ceil(a/64)},programUniforms:l}),getShaderSource:c}},C0=(e,r)=>{let t=TM(e.inputs,r);if(e.inputs[0].dims.length===5)throw new Error("Packed QKV is not implemented");if(e.inputs[1]?.dims.length===5)throw new Error("Packed KV is not implemented");let s=e.inputs[0],n=e.inputs[1]&&e.inputs[1].dims.length>0?e.inputs[1]:void 0,o=e.inputs[2]&&e.inputs[2].dims.length>0?e.inputs[2]:void 0,i=e.inputs[3]&&e.inputs[3].dims.length!==0?e.inputs[3]:void 0,a=e.inputs[4]&&e.inputs[4].dims.length!==0?e.inputs[4]:void 0,l=e.inputs.length>4?e.inputs[5]:void 0,c=e.inputs.length>5?e.inputs[6]:void 0,p=t.kvNumHeads?t.kvNumHeads:t.numHeads,d=jt({axis:2,numOutputs:3,splitSizes:[t.numHeads*t.headSize,p*t.headSize,p*t.headSize]}),[u,f,_]=!n&&!o?e.compute(du([s],d),{inputs:[s],outputs:[-1,-1,-1]}):[s,n,o],y,k;if(r.doRotary){let T=e.compute(PM(t.batchSize,t.sequenceLength,l,c),{inputs:[l,c],outputs:[-1]})[0],b=e.inputs[7],E=e.inputs[8],x=jt({interleaved:r.rotaryInterleaved!==0,numHeads:t.numHeads,rotaryEmbeddingDim:0,scale:r.scale}),S=[u,T,b,E],O=[-1];y=e.compute(fi(S,x),{inputs:S,outputs:O})[0],S.splice(0,1,f);let F=jt({interleaved:r.rotaryInterleaved!==0,numHeads:t.kvNumHeads,rotaryEmbeddingDim:0,scale:r.scale});k=e.compute(fi(S,F),{inputs:S,outputs:O})[0]}let w=Qo(e,t.batchSize,t.numHeads,t.sequenceLength,t.headSize,r.doRotary?y:u,void 0,0),v=Ic(e,r.doRotary?k:f,t),I=Ic(e,_,t);Zo(e,w,v,I,void 0,void 0,i,a,void 0,t,l,c)}}),$c,CM,SM,S0,zT=Ve(()=>{gt(),Ct(),cn(),St(),$c=(e,r,t,s,n,o,i,a)=>{let l=ur(o),c=l===1?"f32":`vec${l}f`,p=l===1?"vec2f":`mat2x${l}f`,d=n*i,u=64;d===1&&(u=256);let f=[n,i,o/l],_=[n,i,2],y=["rank","type","type"],k=[];k.push(...ct(f,_));let w=v=>{let I=ke("x",r.dataType,3,l),T=ke("scale",t.dataType,t.dims),b=ke("bias",s.dataType,s.dims),E=it("output",1,3,2),x=[I,T,b,E];return` + `};return{name:"GeneratePositionIds",shaderCache:{hint:`${e};${r}`,inputDependencies:o},getRunData:()=>({outputs:[{dims:a,dataType:n}],dispatchGroup:{x:Math.ceil(i/64)},programUniforms:l}),getShaderSource:c}},C0=(e,r)=>{let t=TM(e.inputs,r);if(e.inputs[0].dims.length===5)throw new Error("Packed QKV is not implemented");if(e.inputs[1]?.dims.length===5)throw new Error("Packed KV is not implemented");let s=e.inputs[0],n=e.inputs[1]&&e.inputs[1].dims.length>0?e.inputs[1]:void 0,o=e.inputs[2]&&e.inputs[2].dims.length>0?e.inputs[2]:void 0,a=e.inputs[3]&&e.inputs[3].dims.length!==0?e.inputs[3]:void 0,i=e.inputs[4]&&e.inputs[4].dims.length!==0?e.inputs[4]:void 0,l=e.inputs.length>4?e.inputs[5]:void 0,c=e.inputs.length>5?e.inputs[6]:void 0,p=t.kvNumHeads?t.kvNumHeads:t.numHeads,d=jt({axis:2,numOutputs:3,splitSizes:[t.numHeads*t.headSize,p*t.headSize,p*t.headSize]}),[u,f,_]=!n&&!o?e.compute(du([s],d),{inputs:[s],outputs:[-1,-1,-1]}):[s,n,o],y,k;if(r.doRotary){let T=e.compute(PM(t.batchSize,t.sequenceLength,l,c),{inputs:[l,c],outputs:[-1]})[0],b=e.inputs[7],E=e.inputs[8],x=jt({interleaved:r.rotaryInterleaved!==0,numHeads:t.numHeads,rotaryEmbeddingDim:0,scale:r.scale}),S=[u,T,b,E],O=[-1];y=e.compute(fi(S,x),{inputs:S,outputs:O})[0],S.splice(0,1,f);let F=jt({interleaved:r.rotaryInterleaved!==0,numHeads:t.kvNumHeads,rotaryEmbeddingDim:0,scale:r.scale});k=e.compute(fi(S,F),{inputs:S,outputs:O})[0]}let w=Qo(e,t.batchSize,t.numHeads,t.sequenceLength,t.headSize,r.doRotary?y:u,void 0,0),v=Ic(e,r.doRotary?k:f,t),I=Ic(e,_,t);Zo(e,w,v,I,void 0,void 0,a,i,void 0,t,l,c)}}),$c,CM,SM,S0,zT=Ve(()=>{gt(),Ct(),cn(),St(),$c=(e,r,t,s,n,o,a,i)=>{let l=ur(o),c=l===1?"f32":`vec${l}f`,p=l===1?"vec2f":`mat2x${l}f`,d=n*a,u=64;d===1&&(u=256);let f=[n,a,o/l],_=[n,a,2],y=["rank","type","type"],k=[];k.push(...ct(f,_));let w=v=>{let I=ke("x",r.dataType,3,l),T=ke("scale",t.dataType,t.dims),b=ke("bias",s.dataType,s.dims),E=it("output",1,3,2),x=[I,T,b,E];return` var workgroup_shared : array<${p}, ${u}>; const workgroup_size = ${u}u; ${v.declareVariables(...x)} @@ -1861,12 +1861,12 @@ fn calculateOutputIndex(index: u32) -> u32 { let sum_final = ${ln("workgroup_shared[0][0]",l)} / f32(hight * ${l}); let squared_sum_final = ${ln("workgroup_shared[0][1]",l)} / f32(hight * ${l}); - let inv_std_dev = inverseSqrt(squared_sum_final - sum_final * sum_final + f32(${a})); + let inv_std_dev = inverseSqrt(squared_sum_final - sum_final * sum_final + f32(${i})); let channel_scale = inv_std_dev * f32(scale[channel]); let channel_shift = f32(bias[channel]) - sum_final * channel_scale; output[workgroup_index] = vec2f(channel_scale, channel_shift); } - }`};return e.compute({name:"InstanceNormComputeChannelScaleShift",shaderCache:{hint:`${l};${a};${u}`,inputDependencies:y},getRunData:()=>({outputs:[{dims:_,dataType:1}],dispatchGroup:{x:d},programUniforms:k}),getShaderSource:w},{inputs:[r,t,s],outputs:[-1]})[0]},CM=(e,r,t)=>{let s=r[0].dims,n=s,o=2,i=s[0],a=s[1],l=we.sizeFromDimension(s,o),c=ur(l),p=we.size(n)/c,d=$c(e,r[0],r[1],r[2],i,l,a,t.epsilon),u=[i,a,l/c],f=[i,a],_=["type","none"],y=k=>{let w=ke("x",r[0].dataType,u.length,c),v=ke("scale_shift",1,f.length,2),I=it("output",r[0].dataType,u.length,c),T=[w,v,I];return` + }`};return e.compute({name:"InstanceNormComputeChannelScaleShift",shaderCache:{hint:`${l};${i};${u}`,inputDependencies:y},getRunData:()=>({outputs:[{dims:_,dataType:1}],dispatchGroup:{x:d},programUniforms:k}),getShaderSource:w},{inputs:[r,t,s],outputs:[-1]})[0]},CM=(e,r,t)=>{let s=r[0].dims,n=s,o=2,a=s[0],i=s[1],l=we.sizeFromDimension(s,o),c=ur(l),p=we.size(n)/c,d=$c(e,r[0],r[1],r[2],a,l,i,t.epsilon),u=[a,i,l/c],f=[a,i],_=["type","none"],y=k=>{let w=ke("x",r[0].dataType,u.length,c),v=ke("scale_shift",1,f.length,2),I=it("output",r[0].dataType,u.length,c),T=[w,v,I];return` ${k.registerUniform("output_size","u32").declareVariables(...T)} ${k.mainStart()} ${k.guardAgainstOutOfBoundsWorkgroupSizes("uniforms.output_size")} @@ -1876,7 +1876,7 @@ fn calculateOutputIndex(index: u32) -> u32 { let scale_shift = ${v.getByIndices("vec2(batch, channel)")}; let value = ${w.getByOffset("global_idx")} * ${I.type.value}(scale_shift.x) + ${I.type.value}(scale_shift.y); ${I.setByOffset("global_idx","value")}; - }`};e.compute({name:"InstanceNormalization",shaderCache:{hint:`${c}`,inputDependencies:_},getRunData:()=>({outputs:[{dims:n,dataType:r[0].dataType}],dispatchGroup:{x:Math.ceil(p/64)},programUniforms:[{type:12,data:p},...ct(u,f,u)]}),getShaderSource:y},{inputs:[r[0],d]})},SM=(e,r,t)=>{let s=r[0].dims,n=s,o=s[0],i=s[s.length-1],a=we.sizeFromDimension(s,1)/i,l=ur(i),c=we.size(n)/l,p=[{type:12,data:a},{type:12,data:Math.floor(i/l)}],d=["type","type"],u=!1,f=[0,s.length-1];for(let w=0;ws[f[v]])),y=$c(e,_,r[1],r[2],o,a,i,t.epsilon),k=w=>{let v=Ar(r[0].dataType),I=l===1?"vec2f":`mat${l}x2f`,T=x=>{let S=x===0?"x":"y",O=l===1?"f32":`vec${l}f`;switch(l){case 1:return`${v}(${O}(scale.${S}))`;case 2:return`vec2<${v}>(${O}(scale[0].${S}, scale[1].${S}))`;case 4:return`vec4<${v}>(${O}(scale[0].${S}, scale[1].${S}, scale[2].${S}, scale[3].${S}))`;default:throw new Error(`Not supported compoents ${l}`)}},b=ke("input",r[0].dataType,r[0].dims,l),E=it("output",r[0].dataType,n,l);return` + }`};e.compute({name:"InstanceNormalization",shaderCache:{hint:`${c}`,inputDependencies:_},getRunData:()=>({outputs:[{dims:n,dataType:r[0].dataType}],dispatchGroup:{x:Math.ceil(p/64)},programUniforms:[{type:12,data:p},...ct(u,f,u)]}),getShaderSource:y},{inputs:[r[0],d]})},SM=(e,r,t)=>{let s=r[0].dims,n=s,o=s[0],a=s[s.length-1],i=we.sizeFromDimension(s,1)/a,l=ur(a),c=we.size(n)/l,p=[{type:12,data:i},{type:12,data:Math.floor(a/l)}],d=["type","type"],u=!1,f=[0,s.length-1];for(let w=0;ws[f[v]])),y=$c(e,_,r[1],r[2],o,i,a,t.epsilon),k=w=>{let v=Ar(r[0].dataType),I=l===1?"vec2f":`mat${l}x2f`,T=x=>{let S=x===0?"x":"y",O=l===1?"f32":`vec${l}f`;switch(l){case 1:return`${v}(${O}(scale.${S}))`;case 2:return`vec2<${v}>(${O}(scale[0].${S}, scale[1].${S}))`;case 4:return`vec4<${v}>(${O}(scale[0].${S}, scale[1].${S}, scale[2].${S}, scale[3].${S}))`;default:throw new Error(`Not supported compoents ${l}`)}},b=ke("input",r[0].dataType,r[0].dims,l),E=it("output",r[0].dataType,n,l);return` @group(0) @binding(0) var input : array<${b.type.storage}>; @group(0) @binding(1) var scale_input : array<${I}>; @group(0) @binding(2) var output : array<${E.type.storage}>; @@ -1890,9 +1890,9 @@ fn calculateOutputIndex(index: u32) -> u32 { let scale_offset = current_image_number * uniforms.C + current_channel_number; let scale = scale_input[scale_offset]; output[global_idx] = fma(input[global_idx], ${T(0)}, ${T(1)}); - }`};e.compute({name:"InstanceNormalizationNHWC",shaderCache:{hint:`${l}`,inputDependencies:d},getRunData:()=>({outputs:[{dims:n,dataType:r[0].dataType}],dispatchGroup:{x:Math.ceil(c/64)},programUniforms:p}),getShaderSource:k},{inputs:[r[0],y]})},S0=(e,r)=>{r.format==="NHWC"?SM(e,e.inputs,r):CM(e,e.inputs,r)}}),IM,$M,I0,BT=Ve(()=>{gt(),Ct(),St(),IM=e=>{if(!e||e.length<2)throw new Error("layerNorm requires at least 2 inputs.")},$M=(e,r,t)=>{let s=r.simplified,n=e[0].dims,o=e[1],i=!s&&e[2],a=n,l=we.normalizeAxis(r.axis,n.length),c=we.sizeToDimension(n,l),p=we.sizeFromDimension(n,l),d=we.size(o.dims),u=i?we.size(i.dims):0;if(d!==p||i&&u!==p)throw new Error(`Size of X.shape()[axis:] == ${p}. + }`};e.compute({name:"InstanceNormalizationNHWC",shaderCache:{hint:`${l}`,inputDependencies:d},getRunData:()=>({outputs:[{dims:n,dataType:r[0].dataType}],dispatchGroup:{x:Math.ceil(c/64)},programUniforms:p}),getShaderSource:k},{inputs:[r[0],y]})},S0=(e,r)=>{r.format==="NHWC"?SM(e,e.inputs,r):CM(e,e.inputs,r)}}),IM,$M,I0,BT=Ve(()=>{gt(),Ct(),St(),IM=e=>{if(!e||e.length<2)throw new Error("layerNorm requires at least 2 inputs.")},$M=(e,r,t)=>{let s=r.simplified,n=e[0].dims,o=e[1],a=!s&&e[2],i=n,l=we.normalizeAxis(r.axis,n.length),c=we.sizeToDimension(n,l),p=we.sizeFromDimension(n,l),d=we.size(o.dims),u=a?we.size(a.dims):0;if(d!==p||a&&u!==p)throw new Error(`Size of X.shape()[axis:] == ${p}. Size of scale and bias (if provided) must match this. - Got scale size of ${d} and bias size of ${u}`);let f=[];for(let b=0;b1,v=t>2,I=b=>{let E=Ar(e[0].dataType),x=[ke("x",e[0].dataType,e[0].dims,_),ke("scale",o.dataType,o.dims,_)];i&&x.push(ke("bias",i.dataType,i.dims,_)),x.push(it("output",e[0].dataType,a,_)),w&&x.push(it("mean_data_output",1,f)),v&&x.push(it("inv_std_output",1,f));let S=[{name:"norm_count",type:"u32"},{name:"norm_size",type:"f32"},{name:"norm_size_vectorized",type:"u32"},{name:"epsilon",type:"f32"}];return` + Got scale size of ${d} and bias size of ${u}`);let f=[];for(let b=0;b1,v=t>2,I=b=>{let E=Ar(e[0].dataType),x=[ke("x",e[0].dataType,e[0].dims,_),ke("scale",o.dataType,o.dims,_)];a&&x.push(ke("bias",a.dataType,a.dims,_)),x.push(it("output",e[0].dataType,i,_)),w&&x.push(it("mean_data_output",1,f)),v&&x.push(it("inv_std_output",1,f));let S=[{name:"norm_count",type:"u32"},{name:"norm_size",type:"f32"},{name:"norm_size_vectorized",type:"u32"},{name:"epsilon",type:"f32"}];return` ${b.registerUniforms(S).declareVariables(...x)} ${b.mainStart()} ${b.guardAgainstOutOfBoundsWorkgroupSizes("uniforms.norm_count")} @@ -1912,13 +1912,13 @@ fn calculateOutputIndex(index: u32) -> u32 { let f32input = ${io(E,_,"x[j + offset]")}; let f32scale = ${io(E,_,"scale[j]")}; output[j + offset] = ${x[0].type.value}((f32input ${s?"":"- mean"}) * inv_std_dev * f32scale - ${i?`+ ${io(E,_,"bias[j]")}`:""} + ${a?`+ ${io(E,_,"bias[j]")}`:""} ); } ${w?"mean_data_output[global_idx] = mean":""}; ${v?"inv_std_output[global_idx] = inv_std_dev":""}; - }`},T=[{dims:a,dataType:e[0].dataType}];return w&&T.push({dims:f,dataType:1}),v&&T.push({dims:f,dataType:1}),{name:"LayerNormalization",shaderCache:{hint:`${_};${t};${s}`,inputDependencies:y},getRunData:()=>({outputs:T,dispatchGroup:{x:Math.ceil(c/64)},programUniforms:k}),getShaderSource:I}},I0=(e,r)=>{IM(e.inputs),e.compute($M(e.inputs,r,e.outputCount))}}),kM,$0,RT=Ve(()=>{Ct(),Du(),Lu(),kM=e=>{if(!e||e.length!==2)throw new Error("MatMul requires 2 inputs.");if(e[0].dims[e[0].dims.length-1]!==e[1].dims[e[1].dims.length-2])throw new Error("shared dimension does not match.")},$0=e=>{kM(e.inputs);let r=lo.calcShape(e.inputs[0].dims,e.inputs[1].dims,!0);if(!r)throw new Error("Can't use matmul on the given tensors");let t=r[r.length-1],s=e.inputs[0].dims[e.inputs[0].dims.length-1];if(t<8&&s<8)e.compute(Ou(e.inputs,{activation:""},r));else{let n=r[r.length-2],o=we.size(e.inputs[0].dims.slice(0,-2)),i=we.size(e.inputs[1].dims.slice(0,-2));if(o!==1&&n===1&&i===1){let a=e.inputs[0].reshape([1,o,s]),l=e.inputs[1].reshape([1,s,t]),c=[1,o,t],p=[a,l];e.compute(_i(p,{activation:""},r,c),{inputs:p})}else e.compute(_i(e.inputs,{activation:""},r))}}}),AM,FM,OM,k0,A0,NT=Ve(()=>{gt(),Ct(),mr(),St(),AM=(e,r)=>{if(e.length<3||e.length>4)throw new Error("MatMulNBits requires 3 or 4 inputs");let t=e[0],s=t.dims.length;if(t.dims[s-1]!==r.k)throw new Error("The last dim of input shape does not match the k value");let n=Math.floor((r.k+r.blockSize-1)/r.blockSize),o=r.blockSize/8*r.bits,i=e[1];if(!we.areEqual(i.dims,[r.n,n,o]))throw new Error("The second inputs must be 3D tensor with shape N X nBlocksPerCol X blobSize");let a=e[2].dims;if(we.size(a)!==r.n*n)throw new Error("scales input size error.");if(e.length===4){let l=e[3].dims,c=r.bits>4?r.n*n:r.n*Math.floor((n+1)/2);if(we.size(l)!==c)throw new Error("zeroPoints input size error.")}},FM=(e,r)=>{let t=e[0].dims,s=t.length,n=t[s-2],o=r.k,i=r.n,a=t.slice(0,s-2),l=we.size(a),c=e[1].dims[2]/4,p=e[0].dataType,d=ur(r.k),u=ur(c),f=ur(i),_=a.concat([n,i]),y=n>1&&i/f%2===0?2:1,k=we.size(_)/f/y,w=64,v=[],I=[l,n,o/d],T=we.convertShape(e[1].dims).slice();T.splice(-1,1,c/u),v.push(...ct(I)),v.push(...ct(T)),v.push(...ct(e[2].dims)),e.length===4&&v.push(...ct(we.convertShape(e[3].dims)));let b=[l,n,i/f];v.push(...ct(b));let E=x=>{let S=I.length,O=ke("a",e[0].dataType,S,d),F=ke("b",12,T.length,u),H=ke("scales",e[2].dataType,e[2].dims.length),W=[O,F,H],B=e.length===4?ke("zero_points",12,e[3].dims.length):void 0;B&&W.push(B);let Y=b.length,X=it("output",e[0].dataType,Y,f),J=Ar(e[0].dataType),re=(()=>{switch(d){case 1:return`array<${J}, 8>`;case 2:return`mat4x2<${J}>`;case 4:return`mat2x4<${J}>`;default:throw new Error(`${d}-component is not supported.`)}})(),ne=()=>{let oe=` + }`},T=[{dims:i,dataType:e[0].dataType}];return w&&T.push({dims:f,dataType:1}),v&&T.push({dims:f,dataType:1}),{name:"LayerNormalization",shaderCache:{hint:`${_};${t};${s}`,inputDependencies:y},getRunData:()=>({outputs:T,dispatchGroup:{x:Math.ceil(c/64)},programUniforms:k}),getShaderSource:I}},I0=(e,r)=>{IM(e.inputs),e.compute($M(e.inputs,r,e.outputCount))}}),kM,$0,RT=Ve(()=>{Ct(),Du(),Lu(),kM=e=>{if(!e||e.length!==2)throw new Error("MatMul requires 2 inputs.");if(e[0].dims[e[0].dims.length-1]!==e[1].dims[e[1].dims.length-2])throw new Error("shared dimension does not match.")},$0=e=>{kM(e.inputs);let r=lo.calcShape(e.inputs[0].dims,e.inputs[1].dims,!0);if(!r)throw new Error("Can't use matmul on the given tensors");let t=r[r.length-1],s=e.inputs[0].dims[e.inputs[0].dims.length-1];if(t<8&&s<8)e.compute(Ou(e.inputs,{activation:""},r));else{let n=r[r.length-2],o=we.size(e.inputs[0].dims.slice(0,-2)),a=we.size(e.inputs[1].dims.slice(0,-2));if(o!==1&&n===1&&a===1){let i=e.inputs[0].reshape([1,o,s]),l=e.inputs[1].reshape([1,s,t]),c=[1,o,t],p=[i,l];e.compute(_i(p,{activation:""},r,c),{inputs:p})}else e.compute(_i(e.inputs,{activation:""},r))}}}),AM,FM,OM,k0,A0,NT=Ve(()=>{gt(),Ct(),mr(),St(),AM=(e,r)=>{if(e.length<3||e.length>4)throw new Error("MatMulNBits requires 3 or 4 inputs");let t=e[0],s=t.dims.length;if(t.dims[s-1]!==r.k)throw new Error("The last dim of input shape does not match the k value");let n=Math.floor((r.k+r.blockSize-1)/r.blockSize),o=r.blockSize/8*r.bits,a=e[1];if(!we.areEqual(a.dims,[r.n,n,o]))throw new Error("The second inputs must be 3D tensor with shape N X nBlocksPerCol X blobSize");let i=e[2].dims;if(we.size(i)!==r.n*n)throw new Error("scales input size error.");if(e.length===4){let l=e[3].dims,c=r.bits>4?r.n*n:r.n*Math.floor((n+1)/2);if(we.size(l)!==c)throw new Error("zeroPoints input size error.")}},FM=(e,r)=>{let t=e[0].dims,s=t.length,n=t[s-2],o=r.k,a=r.n,i=t.slice(0,s-2),l=we.size(i),c=e[1].dims[2]/4,p=e[0].dataType,d=ur(r.k),u=ur(c),f=ur(a),_=i.concat([n,a]),y=n>1&&a/f%2===0?2:1,k=we.size(_)/f/y,w=64,v=[],I=[l,n,o/d],T=we.convertShape(e[1].dims).slice();T.splice(-1,1,c/u),v.push(...ct(I)),v.push(...ct(T)),v.push(...ct(e[2].dims)),e.length===4&&v.push(...ct(we.convertShape(e[3].dims)));let b=[l,n,a/f];v.push(...ct(b));let E=x=>{let S=I.length,O=ke("a",e[0].dataType,S,d),F=ke("b",12,T.length,u),H=ke("scales",e[2].dataType,e[2].dims.length),W=[O,F,H],B=e.length===4?ke("zero_points",12,e[3].dims.length):void 0;B&&W.push(B);let Y=b.length,X=it("output",e[0].dataType,Y,f),J=Ar(e[0].dataType),re=(()=>{switch(d){case 1:return`array<${J}, 8>`;case 2:return`mat4x2<${J}>`;case 4:return`mat2x4<${J}>`;default:throw new Error(`${d}-component is not supported.`)}})(),ne=()=>{let oe=` // reuse a data var input_offset = ${O.indicesToOffset(`${O.type.indices}(batch, row, word_offset)`)}; var a_data: ${re}; @@ -1995,7 +1995,7 @@ fn calculateOutputIndex(index: u32) -> u32 { } ${X.setByIndices(`${X.type.indices}(batch, row, col + local_id.x)`,"output_value")}; } - }`};return{name:"MatMulNBits",shaderCache:{hint:`${r.blockSize};${r.bits};${d};${u};${f};${y};${w}`,inputDependencies:Array(e.length).fill("rank")},getRunData:()=>({outputs:[{dims:_,dataType:p}],dispatchGroup:{x:k},programUniforms:v}),getShaderSource:E}},OM=(e,r)=>{let t=e[0].dims,s=t.length,n=t[s-2],o=r.k,i=r.n,a=t.slice(0,s-2),l=we.size(a),c=e[1].dims[2]/4,p=e[0].dataType,d=ur(r.k),u=ur(c),f=a.concat([n,i]),_=128,y=i%8===0?8:i%4===0?4:1,k=_/y,w=k*u*8,v=w/d,I=w/r.blockSize,T=we.size(f)/y,b=[],E=[l,n,o/d],x=we.convertShape(e[1].dims).slice();x.splice(-1,1,c/u),b.push(...ct(E)),b.push(...ct(x)),b.push(...ct(e[2].dims)),e.length===4&&b.push(...ct(we.convertShape(e[3].dims)));let S=[l,n,i];b.push(...ct(S));let O=F=>{let H=E.length,W=ke("a",e[0].dataType,H,d),B=ke("b",12,x.length,u),Y=ke("scales",e[2].dataType,e[2].dims.length),X=[W,B,Y],J=e.length===4?ke("zero_points",12,e[3].dims.length):void 0;J&&X.push(J);let re=S.length,ne=it("output",e[0].dataType,re),le=Ar(e[0].dataType),pe=()=>{switch(d){case 1:return` + }`};return{name:"MatMulNBits",shaderCache:{hint:`${r.blockSize};${r.bits};${d};${u};${f};${y};${w}`,inputDependencies:Array(e.length).fill("rank")},getRunData:()=>({outputs:[{dims:_,dataType:p}],dispatchGroup:{x:k},programUniforms:v}),getShaderSource:E}},OM=(e,r)=>{let t=e[0].dims,s=t.length,n=t[s-2],o=r.k,a=r.n,i=t.slice(0,s-2),l=we.size(i),c=e[1].dims[2]/4,p=e[0].dataType,d=ur(r.k),u=ur(c),f=i.concat([n,a]),_=128,y=a%8===0?8:a%4===0?4:1,k=_/y,w=k*u*8,v=w/d,I=w/r.blockSize,T=we.size(f)/y,b=[],E=[l,n,o/d],x=we.convertShape(e[1].dims).slice();x.splice(-1,1,c/u),b.push(...ct(E)),b.push(...ct(x)),b.push(...ct(e[2].dims)),e.length===4&&b.push(...ct(we.convertShape(e[3].dims)));let S=[l,n,a];b.push(...ct(S));let O=F=>{let H=E.length,W=ke("a",e[0].dataType,H,d),B=ke("b",12,x.length,u),Y=ke("scales",e[2].dataType,e[2].dims.length),X=[W,B,Y],J=e.length===4?ke("zero_points",12,e[3].dims.length):void 0;J&&X.push(J);let re=S.length,ne=it("output",e[0].dataType,re),le=Ar(e[0].dataType),pe=()=>{switch(d){case 1:return` let a_data0 = vec4<${le}>(sub_a[word_offset], sub_a[word_offset + 1], sub_a[word_offset + 2], sub_a[word_offset + 3]); let a_data1 = vec4<${le}>(sub_a[word_offset + 4], sub_a[word_offset + 5], sub_a[word_offset + 6], sub_a[word_offset + 7]);`;case 2:return` let a_data0 = vec4<${le}>(sub_a[word_offset], sub_a[word_offset + 1]); @@ -2132,7 +2132,7 @@ fn calculateOutputIndex(index: u32) -> u32 { var k = 0; ${s} value = x[offset]; - `},NM=(e,r,t)=>{switch(t.mode){case 0:return LM(e,r,t.pads.length);case 1:return zM(e,r,t.pads.length);case 2:return BM(e,r,t.pads.length);case 3:return RM(e,r,t.pads.length);default:throw new Error("Invalid mode")}},jM=(e,r)=>{let t=we.padShape(e[0].dims.slice(),r.pads),s=e[0].dims,n=we.size(t),o=[{type:12,data:n},{type:6,data:r.pads}],i=e.length>=3&&e[2].data;r.mode===0&&o.push({type:i?e[2].dataType:1,data:r.value}),o.push(...ct(e[0].dims,t));let a=["rank"],l=c=>{let p=it("output",e[0].dataType,t.length),d=ke("x",e[0].dataType,s.length),u=d.type.value,f=NM(p,s.length,r),_=[{name:"output_size",type:"u32"},{name:"pads",type:"i32",length:r.pads.length}];return r.mode===0&&_.push({name:"constant_value",type:i?u:"f32"}),` + `},NM=(e,r,t)=>{switch(t.mode){case 0:return LM(e,r,t.pads.length);case 1:return zM(e,r,t.pads.length);case 2:return BM(e,r,t.pads.length);case 3:return RM(e,r,t.pads.length);default:throw new Error("Invalid mode")}},jM=(e,r)=>{let t=we.padShape(e[0].dims.slice(),r.pads),s=e[0].dims,n=we.size(t),o=[{type:12,data:n},{type:6,data:r.pads}],a=e.length>=3&&e[2].data;r.mode===0&&o.push({type:a?e[2].dataType:1,data:r.value}),o.push(...ct(e[0].dims,t));let i=["rank"],l=c=>{let p=it("output",e[0].dataType,t.length),d=ke("x",e[0].dataType,s.length),u=d.type.value,f=NM(p,s.length,r),_=[{name:"output_size",type:"u32"},{name:"pads",type:"i32",length:r.pads.length}];return r.mode===0&&_.push({name:"constant_value",type:a?u:"f32"}),` ${c.registerUniforms(_).declareVariables(d,p)} ${c.mainStart()} ${c.guardAgainstOutOfBoundsWorkgroupSizes("uniforms.output_size")} @@ -2142,7 +2142,7 @@ fn calculateOutputIndex(index: u32) -> u32 { var value = ${u}(0); ${f} output[global_idx] = value; - }`};return{name:"Pad",shaderCache:{hint:`${r.mode}${i}`,inputDependencies:a},getRunData:()=>({outputs:[{dims:t,dataType:e[0].dataType}],dispatchGroup:{x:Math.ceil(we.size(t)/64)},programUniforms:o}),getShaderSource:l}},VM=(e,r)=>{if(e.length>1){let t=e[1].getBigInt64Array(),s=e.length>=3&&e[2].data?e[2].dataType===10?e[2].getUint16Array()[0]:e[2].getFloat32Array()[0]:0,n=e[0].dims.length,o=new Int32Array(2*n).fill(0);if(e.length>=4){let a=e[3].getBigInt64Array();for(let l=0;lo[Number(l)]=Number(a));let i=[];return o.forEach(a=>i.push(a)),{mode:r.mode,value:s,pads:i}}else return r},F0=(e,r)=>{DM(e.inputs);let t=VM(e.inputs,r);e.compute(jM(e.inputs,t),{inputs:[0]})}}),Vo,kc,Ac,Fc,Oc,UM,WM,Dc,Lc,O0,D0,zc,L0,z0,Bc,B0,R0,N0,j0,VT=Ve(()=>{Es(),gt(),Ct(),St(),Vo=e=>{if(Jt.webgpu.validateInputContent&&(!e||e.length!==1))throw new Error("Pool ops requires 1 input.")},kc=(e,r,t)=>{let s=r.format==="NHWC",n=e.dims.slice();s&&n.splice(1,0,n.pop());let o=Object.hasOwnProperty.call(r,"dilations"),i=r.kernelShape.slice(),a=r.strides.slice(),l=o?r.dilations.slice():[],c=r.pads.slice();mi.adjustPoolAttributes(t,n,i,a,l,c);let p=mi.computePoolOutputShape(t,n,a,l,i,c,r.autoPad),d=Object.assign({},r);o?Object.assign(d,{kernelShape:i,strides:a,pads:c,dilations:l,cacheKey:r.cacheKey}):Object.assign(d,{kernelShape:i,strides:a,pads:c,cacheKey:r.cacheKey});let u=p.slice();return u.push(u.splice(1,1)[0]),[d,s?u:p]},Ac=(e,r)=>{let t=r.format==="NHWC",s=we.size(e),n=we.size(r.kernelShape),o=[{type:12,data:s},{type:12,data:n}],i=[{name:"outputSize",type:"u32"},{name:"kernelSize",type:"u32"}];if(r.kernelShape.length<=2){let a=r.kernelShape[r.kernelShape.length-1],l=r.strides[r.strides.length-1],c=r.pads[r.pads.length/2-1],p=r.pads[r.pads.length-1],d=!!(c+p);o.push({type:12,data:a},{type:12,data:l},{type:12,data:c},{type:12,data:p}),i.push({name:"kw",type:"u32"},{name:"sw",type:"u32"},{name:"pwStart",type:"u32"},{name:"pwEnd",type:"u32"});let u=!1;if(r.kernelShape.length===2){let f=r.kernelShape[r.kernelShape.length-2],_=r.strides[r.strides.length-2],y=r.pads[r.pads.length/2-2],k=r.pads[r.pads.length-2];u=!!(y+k),o.push({type:12,data:f},{type:12,data:_},{type:12,data:y},{type:12,data:k}),i.push({name:"kh",type:"u32"},{name:"sh",type:"u32"},{name:"phStart",type:"u32"},{name:"phEnd",type:"u32"})}return[o,i,!0,d,u]}else{if(t)throw new Error("Pooling with kernelShape.length > 2 is not supported for NHWC format.");let a=we.computeStrides(r.kernelShape);o.push({type:12,data:a},{type:12,data:r.pads},{type:12,data:r.strides}),i.push({name:"kernelStrides",type:"u32",length:a.length},{name:"pads",type:"u32",length:r.pads.length},{name:"strides",type:"u32",length:r.strides.length});let l=r.pads.reduce((c,p)=>c+p);return[o,i,!!l,!1,!1]}},Fc=(e,r,t,s,n,o,i,a,l,c,p,d)=>{let u=n.format==="NHWC",f=r.type.value,_=it("output",r.type.tensor,s);if(n.kernelShape.length<=2){let y="",k="",w="",v=t-(u?2:1);if(p?y=` + }`};return{name:"Pad",shaderCache:{hint:`${r.mode}${a}`,inputDependencies:i},getRunData:()=>({outputs:[{dims:t,dataType:e[0].dataType}],dispatchGroup:{x:Math.ceil(we.size(t)/64)},programUniforms:o}),getShaderSource:l}},VM=(e,r)=>{if(e.length>1){let t=e[1].getBigInt64Array(),s=e.length>=3&&e[2].data?e[2].dataType===10?e[2].getUint16Array()[0]:e[2].getFloat32Array()[0]:0,n=e[0].dims.length,o=new Int32Array(2*n).fill(0);if(e.length>=4){let i=e[3].getBigInt64Array();for(let l=0;lo[Number(l)]=Number(i));let a=[];return o.forEach(i=>a.push(i)),{mode:r.mode,value:s,pads:a}}else return r},F0=(e,r)=>{DM(e.inputs);let t=VM(e.inputs,r);e.compute(jM(e.inputs,t),{inputs:[0]})}}),Vo,kc,Ac,Fc,Oc,UM,WM,Dc,Lc,O0,D0,zc,L0,z0,Bc,B0,R0,N0,j0,VT=Ve(()=>{Ts(),gt(),Ct(),St(),Vo=e=>{if(Jt.webgpu.validateInputContent&&(!e||e.length!==1))throw new Error("Pool ops requires 1 input.")},kc=(e,r,t)=>{let s=r.format==="NHWC",n=e.dims.slice();s&&n.splice(1,0,n.pop());let o=Object.hasOwnProperty.call(r,"dilations"),a=r.kernelShape.slice(),i=r.strides.slice(),l=o?r.dilations.slice():[],c=r.pads.slice();mi.adjustPoolAttributes(t,n,a,i,l,c);let p=mi.computePoolOutputShape(t,n,i,l,a,c,r.autoPad),d=Object.assign({},r);o?Object.assign(d,{kernelShape:a,strides:i,pads:c,dilations:l,cacheKey:r.cacheKey}):Object.assign(d,{kernelShape:a,strides:i,pads:c,cacheKey:r.cacheKey});let u=p.slice();return u.push(u.splice(1,1)[0]),[d,s?u:p]},Ac=(e,r)=>{let t=r.format==="NHWC",s=we.size(e),n=we.size(r.kernelShape),o=[{type:12,data:s},{type:12,data:n}],a=[{name:"outputSize",type:"u32"},{name:"kernelSize",type:"u32"}];if(r.kernelShape.length<=2){let i=r.kernelShape[r.kernelShape.length-1],l=r.strides[r.strides.length-1],c=r.pads[r.pads.length/2-1],p=r.pads[r.pads.length-1],d=!!(c+p);o.push({type:12,data:i},{type:12,data:l},{type:12,data:c},{type:12,data:p}),a.push({name:"kw",type:"u32"},{name:"sw",type:"u32"},{name:"pwStart",type:"u32"},{name:"pwEnd",type:"u32"});let u=!1;if(r.kernelShape.length===2){let f=r.kernelShape[r.kernelShape.length-2],_=r.strides[r.strides.length-2],y=r.pads[r.pads.length/2-2],k=r.pads[r.pads.length-2];u=!!(y+k),o.push({type:12,data:f},{type:12,data:_},{type:12,data:y},{type:12,data:k}),a.push({name:"kh",type:"u32"},{name:"sh",type:"u32"},{name:"phStart",type:"u32"},{name:"phEnd",type:"u32"})}return[o,a,!0,d,u]}else{if(t)throw new Error("Pooling with kernelShape.length > 2 is not supported for NHWC format.");let i=we.computeStrides(r.kernelShape);o.push({type:12,data:i},{type:12,data:r.pads},{type:12,data:r.strides}),a.push({name:"kernelStrides",type:"u32",length:i.length},{name:"pads",type:"u32",length:r.pads.length},{name:"strides",type:"u32",length:r.strides.length});let l=r.pads.reduce((c,p)=>c+p);return[o,a,!!l,!1,!1]}},Fc=(e,r,t,s,n,o,a,i,l,c,p,d)=>{let u=n.format==="NHWC",f=r.type.value,_=it("output",r.type.tensor,s);if(n.kernelShape.length<=2){let y="",k="",w="",v=t-(u?2:1);if(p?y=` for (var i: u32 = 0u; i < uniforms.kw; i++) { xIndices[${v}] = indices[${v}] * uniforms.sw - uniforms.pwStart + i; if (xIndices[${v}] < 0 || xIndices[${v}] @@ -2178,12 +2178,12 @@ fn calculateOutputIndex(index: u32) -> u32 { let indices = ${_.offsetToIndices("global_idx")}; var xIndices = ${_.offsetToIndices("global_idx")}; - var value = ${f}(${a}); + var value = ${f}(${i}); var pad = 0; ${k} ${y} ${w} - ${i} + ${a} output[global_idx] = value; }`}else{if(u)throw new Error("Pooling with kernelShape.length > 2 is not supported for NHWC format.");let y=n.kernelShape.length,k=n.pads.length,w="";return c?w=` @@ -2210,7 +2210,7 @@ fn calculateOutputIndex(index: u32) -> u32 { var offsets: array; - var value = ${f}(${a}); + var value = ${f}(${i}); var pad = 0; var isPad = false; @@ -2228,12 +2228,12 @@ fn calculateOutputIndex(index: u32) -> u32 { + offsets[j - ${t-y}u] - ${lt("uniforms.pads","j - 2u",k)}; ${w} } - ${i} + ${a} output[global_idx] = value; - }`}},Oc=e=>`${e.format};${e.ceilMode};${e.autoPad};${e.kernelShape.length}`,UM=e=>`${Oc(e)};${e.countIncludePad}`,WM=e=>`${Oc(e)};${e.storageOrder};${e.dilations}`,Dc=e=>({format:e.format,autoPad:["NOTSET","VALID","SAME_UPPER","SAME_LOWER"][e.auto_pad],ceilMode:e.ceil_mode,kernelShape:e.kernel_shape,strides:e.strides,pads:e.pads}),Lc=(e,r,t,s)=>{let[n,o]=kc(r,s,t),i=ke("x",r.dataType,r.dims.length),a=i.type.value,l="value += x_val;",c="";n.countIncludePad?c+=`value /= ${a}(uniforms.kernelSize);`:c+=`value /= ${a}(i32(uniforms.kernelSize) - pad);`;let[p,d,u,f,_]=Ac(o,n);p.push(...ct(r.dims,o));let y=["rank"];return{name:e,shaderCache:{hint:`${s.cacheKey};${u};${f};${_}`,inputDependencies:y},getRunData:()=>({outputs:[{dims:o,dataType:r.dataType}],dispatchGroup:{x:Math.ceil(we.size(o)/64)},programUniforms:p}),getShaderSource:k=>Fc(k,i,r.dims.length,o.length,n,l,c,0,d,u,f,_)}},O0=e=>{let r=e.count_include_pad!==0,t=Dc(e);if(t.ceilMode!==0)throw new Error("using ceil() in shape computation is not yet supported for AveragePool");let s={countIncludePad:r,...t,cacheKey:""};return{...s,cacheKey:UM(s)}},D0=(e,r)=>{Vo(e.inputs),e.compute(Lc("AveragePool",e.inputs[0],!1,r))},zc={autoPad:"",ceilMode:0,countIncludePad:!1,kernelShape:[],strides:[],pads:[],storageOrder:0,dilations:[]},L0=e=>{let r=e.format;return{format:r,...zc,cacheKey:r}},z0=(e,r)=>{Vo(e.inputs),e.compute(Lc("GlobalAveragePool",e.inputs[0],!0,r))},Bc=(e,r,t,s)=>{let[n,o]=kc(r,s,t),i=` + }`}},Oc=e=>`${e.format};${e.ceilMode};${e.autoPad};${e.kernelShape.length}`,UM=e=>`${Oc(e)};${e.countIncludePad}`,WM=e=>`${Oc(e)};${e.storageOrder};${e.dilations}`,Dc=e=>({format:e.format,autoPad:["NOTSET","VALID","SAME_UPPER","SAME_LOWER"][e.auto_pad],ceilMode:e.ceil_mode,kernelShape:e.kernel_shape,strides:e.strides,pads:e.pads}),Lc=(e,r,t,s)=>{let[n,o]=kc(r,s,t),a=ke("x",r.dataType,r.dims.length),i=a.type.value,l="value += x_val;",c="";n.countIncludePad?c+=`value /= ${i}(uniforms.kernelSize);`:c+=`value /= ${i}(i32(uniforms.kernelSize) - pad);`;let[p,d,u,f,_]=Ac(o,n);p.push(...ct(r.dims,o));let y=["rank"];return{name:e,shaderCache:{hint:`${s.cacheKey};${u};${f};${_}`,inputDependencies:y},getRunData:()=>({outputs:[{dims:o,dataType:r.dataType}],dispatchGroup:{x:Math.ceil(we.size(o)/64)},programUniforms:p}),getShaderSource:k=>Fc(k,a,r.dims.length,o.length,n,l,c,0,d,u,f,_)}},O0=e=>{let r=e.count_include_pad!==0,t=Dc(e);if(t.ceilMode!==0)throw new Error("using ceil() in shape computation is not yet supported for AveragePool");let s={countIncludePad:r,...t,cacheKey:""};return{...s,cacheKey:UM(s)}},D0=(e,r)=>{Vo(e.inputs),e.compute(Lc("AveragePool",e.inputs[0],!1,r))},zc={autoPad:"",ceilMode:0,countIncludePad:!1,kernelShape:[],strides:[],pads:[],storageOrder:0,dilations:[]},L0=e=>{let r=e.format;return{format:r,...zc,cacheKey:r}},z0=(e,r)=>{Vo(e.inputs),e.compute(Lc("GlobalAveragePool",e.inputs[0],!0,r))},Bc=(e,r,t,s)=>{let[n,o]=kc(r,s,t),a=` value = max(x_val, value); - `,a="",l=ke("x",r.dataType,r.dims.length),c=["rank"],[p,d,u,f,_]=Ac(o,n);return p.push(...ct(r.dims,o)),{name:e,shaderCache:{hint:`${s.cacheKey};${u};${f};${_}`,inputDependencies:c},getRunData:()=>({outputs:[{dims:o,dataType:r.dataType}],dispatchGroup:{x:Math.ceil(we.size(o)/64)},programUniforms:p}),getShaderSource:y=>Fc(y,l,r.dims.length,o.length,n,i,a,r.dataType===10?-65504:-1e5,d,u,f,_)}},B0=(e,r)=>{Vo(e.inputs),e.compute(Bc("MaxPool",e.inputs[0],!1,r))},R0=e=>{let r=e.storage_order,t=e.dilations,s=Dc(e);if(r!==0)throw new Error("column major storage order is not yet supported for MaxPool");if(s.ceilMode!==0)throw new Error("using ceil() in shape computation is not yet supported for MaxPool");let n={storageOrder:r,dilations:t,...s,cacheKey:""};return{...n,cacheKey:WM(n)}},N0=e=>{let r=e.format;return{format:r,...zc,cacheKey:r}},j0=(e,r)=>{Vo(e.inputs),e.compute(Bc("GlobalMaxPool",e.inputs[0],!0,r))}}),GM,KM,V0,U0,UT=Ve(()=>{gt(),Ct(),mr(),St(),GM=(e,r)=>{if(e.length<2||e.length>3)throw new Error("DequantizeLinear requires 2 or 3 inputs.");if(e.length===3&&e[1].dims===e[2].dims)throw new Error("x-scale and x-zero-point must have the same shape.");if(e.length===3&&e[0].dataType!==e[2].dataType)throw new Error("x and x-zero-point must have the same data type.");if(e[0].dataType===6&&e.length>2)throw new Error("In the case of dequantizing int32 there is no zero point.");if(e[1].dims.length!==0&&e[1].dims.length!==1&&e[1].dims.length!==e[0].dims.length)throw new Error("scale input must be a scalar, a 1D tensor, or have the same rank as the input tensor.");if(e.length>2){if(e[0].dataType!==e[2].dataType)throw new Error("x and x-zero-point must have the same data type.");if(e[1].dims.length!==e[2].dims.length)throw new Error("scale and zero-point inputs must have the same rank.");if(!e[1].dims.map((t,s)=>t===e[2].dims[s]).reduce((t,s)=>t&&s,!0))throw new Error("scale and zero-point inputs must have the same shape.")}if(r.blockSize>0){if(e[1].dims.length===0||e[1].dims.length===1&&e[1].dims[0]===1)throw new Error("blockSize must be set only for block quantization.");if(!e[1].dims.map((n,o)=>o===r.axis||n===e[0].dims[o]).reduce((n,o)=>n&&o,!0))throw new Error("For block qunatization, scale input shape to match the input shape except for the axis");if(e[1].dims.length!==e[0].dims.length)throw new Error("For block qunatization the scale input rank must be the same as the x rank.");let t=e[0].dims[r.axis],s=e[1].dims[r.axis];if(r.blockSizeMath.ceil(t/(s-1)-1))throw new Error("blockSize must be with in the range [ceil(dI / Si), ceil(dI / (Si - 1) - 1)].")}},KM=(e,r)=>{let t=we.normalizeAxis(r.axis,e[0].dims.length),s=e[0].dataType,n=s===3,o=e[0].dims,i=e[1].dataType,a=we.size(o),l=s===3||s===2,c=l?[Math.ceil(we.size(e[0].dims)/4)]:e[0].dims,p=e[1].dims,d=e.length>2?e[2]:void 0,u=d?l?[Math.ceil(we.size(d.dims)/4)]:d.dims:void 0,f=p.length===0||p.length===1&&p[0]===1,_=f===!1&&p.length===1,y=ur(a),k=f&&(!l||y===4),w=k?y:1,v=k&&!l?y:1,I=ke("input",l?12:s,c.length,v),T=ke("scale",i,p.length),b=d?ke("zero_point",l?12:s,u.length):void 0,E=it("output",i,o.length,w),x=[I,T];b&&x.push(b);let S=[c,p];d&&S.push(u);let O=[{type:12,data:a/w},{type:12,data:t},{type:12,data:r.blockSize},...ct(...S,o)],F=H=>{let W=[{name:"output_size",type:"u32"},{name:"axis",type:"u32"},{name:"block_size",type:"u32"}];return` + `,i="",l=ke("x",r.dataType,r.dims.length),c=["rank"],[p,d,u,f,_]=Ac(o,n);return p.push(...ct(r.dims,o)),{name:e,shaderCache:{hint:`${s.cacheKey};${u};${f};${_}`,inputDependencies:c},getRunData:()=>({outputs:[{dims:o,dataType:r.dataType}],dispatchGroup:{x:Math.ceil(we.size(o)/64)},programUniforms:p}),getShaderSource:y=>Fc(y,l,r.dims.length,o.length,n,a,i,r.dataType===10?-65504:-1e5,d,u,f,_)}},B0=(e,r)=>{Vo(e.inputs),e.compute(Bc("MaxPool",e.inputs[0],!1,r))},R0=e=>{let r=e.storage_order,t=e.dilations,s=Dc(e);if(r!==0)throw new Error("column major storage order is not yet supported for MaxPool");if(s.ceilMode!==0)throw new Error("using ceil() in shape computation is not yet supported for MaxPool");let n={storageOrder:r,dilations:t,...s,cacheKey:""};return{...n,cacheKey:WM(n)}},N0=e=>{let r=e.format;return{format:r,...zc,cacheKey:r}},j0=(e,r)=>{Vo(e.inputs),e.compute(Bc("GlobalMaxPool",e.inputs[0],!0,r))}}),GM,KM,V0,U0,UT=Ve(()=>{gt(),Ct(),mr(),St(),GM=(e,r)=>{if(e.length<2||e.length>3)throw new Error("DequantizeLinear requires 2 or 3 inputs.");if(e.length===3&&e[1].dims===e[2].dims)throw new Error("x-scale and x-zero-point must have the same shape.");if(e.length===3&&e[0].dataType!==e[2].dataType)throw new Error("x and x-zero-point must have the same data type.");if(e[0].dataType===6&&e.length>2)throw new Error("In the case of dequantizing int32 there is no zero point.");if(e[1].dims.length!==0&&e[1].dims.length!==1&&e[1].dims.length!==e[0].dims.length)throw new Error("scale input must be a scalar, a 1D tensor, or have the same rank as the input tensor.");if(e.length>2){if(e[0].dataType!==e[2].dataType)throw new Error("x and x-zero-point must have the same data type.");if(e[1].dims.length!==e[2].dims.length)throw new Error("scale and zero-point inputs must have the same rank.");if(!e[1].dims.map((t,s)=>t===e[2].dims[s]).reduce((t,s)=>t&&s,!0))throw new Error("scale and zero-point inputs must have the same shape.")}if(r.blockSize>0){if(e[1].dims.length===0||e[1].dims.length===1&&e[1].dims[0]===1)throw new Error("blockSize must be set only for block quantization.");if(!e[1].dims.map((n,o)=>o===r.axis||n===e[0].dims[o]).reduce((n,o)=>n&&o,!0))throw new Error("For block qunatization, scale input shape to match the input shape except for the axis");if(e[1].dims.length!==e[0].dims.length)throw new Error("For block qunatization the scale input rank must be the same as the x rank.");let t=e[0].dims[r.axis],s=e[1].dims[r.axis];if(r.blockSizeMath.ceil(t/(s-1)-1))throw new Error("blockSize must be with in the range [ceil(dI / Si), ceil(dI / (Si - 1) - 1)].")}},KM=(e,r)=>{let t=we.normalizeAxis(r.axis,e[0].dims.length),s=e[0].dataType,n=s===3,o=e[0].dims,a=e[1].dataType,i=we.size(o),l=s===3||s===2,c=l?[Math.ceil(we.size(e[0].dims)/4)]:e[0].dims,p=e[1].dims,d=e.length>2?e[2]:void 0,u=d?l?[Math.ceil(we.size(d.dims)/4)]:d.dims:void 0,f=p.length===0||p.length===1&&p[0]===1,_=f===!1&&p.length===1,y=ur(i),k=f&&(!l||y===4),w=k?y:1,v=k&&!l?y:1,I=ke("input",l?12:s,c.length,v),T=ke("scale",a,p.length),b=d?ke("zero_point",l?12:s,u.length):void 0,E=it("output",a,o.length,w),x=[I,T];b&&x.push(b);let S=[c,p];d&&S.push(u);let O=[{type:12,data:i/w},{type:12,data:t},{type:12,data:r.blockSize},...ct(...S,o)],F=H=>{let W=[{name:"output_size",type:"u32"},{name:"axis",type:"u32"},{name:"block_size",type:"u32"}];return` ${H.registerUniforms(W).declareVariables(...x,E)} ${H.mainStart()} ${H.guardAgainstOutOfBoundsWorkgroupSizes("uniforms.output_size")} @@ -2271,12 +2271,12 @@ fn calculateOutputIndex(index: u32) -> u32 { let zero_point_value = zero_point_vec[zero_point_offset % 4];`:`let zero_point_value = ${b.getByIndices("scale_indices")};`:`let zero_point_value = ${l?n?"i32":"u32":I.type.value}(0);`}; // Compute and write output ${E.setByOffset("global_idx",`${E.type.value}(x_value - zero_point_value) * scale_value`)}; - }`};return{name:"DequantizeLinear",shaderCache:{hint:r.cacheKey,inputDependencies:b?["rank","rank","rank"]:["rank","rank"]},getShaderSource:F,getRunData:()=>({outputs:[{dims:o,dataType:i}],dispatchGroup:{x:Math.ceil(a/w/64),y:1,z:1},programUniforms:O})}},V0=(e,r)=>{GM(e.inputs,r),e.compute(KM(e.inputs,r))},U0=e=>jt({axis:e.axis,blockSize:e.blockSize})}),HM,qM,W0,WT=Ve(()=>{Es(),gt(),St(),HM=(e,r,t)=>{let s=e===r,n=er&&t>0;if(s||n||o)throw new Error("Range these inputs' contents are invalid.")},qM=(e,r,t,s)=>{let n=Math.abs(Math.ceil((r-e)/t)),o=[n],i=n,a=[{type:12,data:i},{type:s,data:e},{type:s,data:t},...ct(o)],l=c=>{let p=it("output",s,o.length),d=p.type.value,u=[{name:"outputSize",type:"u32"},{name:"start",type:d},{name:"delta",type:d}];return` + }`};return{name:"DequantizeLinear",shaderCache:{hint:r.cacheKey,inputDependencies:b?["rank","rank","rank"]:["rank","rank"]},getShaderSource:F,getRunData:()=>({outputs:[{dims:o,dataType:a}],dispatchGroup:{x:Math.ceil(i/w/64),y:1,z:1},programUniforms:O})}},V0=(e,r)=>{GM(e.inputs,r),e.compute(KM(e.inputs,r))},U0=e=>jt({axis:e.axis,blockSize:e.blockSize})}),HM,qM,W0,WT=Ve(()=>{Ts(),gt(),St(),HM=(e,r,t)=>{let s=e===r,n=er&&t>0;if(s||n||o)throw new Error("Range these inputs' contents are invalid.")},qM=(e,r,t,s)=>{let n=Math.abs(Math.ceil((r-e)/t)),o=[n],a=n,i=[{type:12,data:a},{type:s,data:e},{type:s,data:t},...ct(o)],l=c=>{let p=it("output",s,o.length),d=p.type.value,u=[{name:"outputSize",type:"u32"},{name:"start",type:d},{name:"delta",type:d}];return` ${c.registerUniforms(u).declareVariables(p)} ${c.mainStart()} ${c.guardAgainstOutOfBoundsWorkgroupSizes("uniforms.outputSize")} output[global_idx] = uniforms.start + ${d}(global_idx) * uniforms.delta; - }`};return{name:"Range",shaderCache:{hint:`${s}`},getShaderSource:l,getRunData:()=>({outputs:[{dims:o,dataType:s}],dispatchGroup:{x:Math.ceil(i/64)},programUniforms:a})}},W0=e=>{let r=0,t=0,s=0;e.inputs[0].dataType===6?(r=e.inputs[0].getInt32Array()[0],t=e.inputs[1].getInt32Array()[0],s=e.inputs[2].getInt32Array()[0]):e.inputs[0].dataType===1&&(r=e.inputs[0].getFloat32Array()[0],t=e.inputs[1].getFloat32Array()[0],s=e.inputs[2].getFloat32Array()[0]),Jt.webgpu.validateInputContent&&HM(r,t,s),e.compute(qM(r,t,s,e.inputs[0].dataType),{inputs:[]})}}),QM,Rc,Nc,XM,G0,K0,GT=Ve(()=>{gt(),Ct(),mr(),St(),QM=(e,r,t,s)=>{if(e!=="none"&&s!=="i32"&&s!=="u32"&&s!=="f32")throw new Error(`Input ${s} is not supported with reduction ${e}.`);let n=`{ + }`};return{name:"Range",shaderCache:{hint:`${s}`},getShaderSource:l,getRunData:()=>({outputs:[{dims:o,dataType:s}],dispatchGroup:{x:Math.ceil(a/64)},programUniforms:i})}},W0=e=>{let r=0,t=0,s=0;e.inputs[0].dataType===6?(r=e.inputs[0].getInt32Array()[0],t=e.inputs[1].getInt32Array()[0],s=e.inputs[2].getInt32Array()[0]):e.inputs[0].dataType===1&&(r=e.inputs[0].getFloat32Array()[0],t=e.inputs[1].getFloat32Array()[0],s=e.inputs[2].getFloat32Array()[0]),Jt.webgpu.validateInputContent&&HM(r,t,s),e.compute(qM(r,t,s,e.inputs[0].dataType),{inputs:[]})}}),QM,Rc,Nc,XM,G0,K0,GT=Ve(()=>{gt(),Ct(),mr(),St(),QM=(e,r,t,s)=>{if(e!=="none"&&s!=="i32"&&s!=="u32"&&s!=="f32")throw new Error(`Input ${s} is not supported with reduction ${e}.`);let n=`{ var oldValue = 0; loop { let newValueF32 =`,o=`; @@ -2309,7 +2309,7 @@ fn calculateOutputIndex(index: u32) -> u32 { data_offset += u32((u32(index) * element_count_dim));`,Nc=(e,r,t)=>`for (var i = 0u; i < uniforms.num_updates_elements; i++) { let value = updates[uniforms.num_updates_elements * ${t?"global_idx":"idx"} + i]; ${QM(e.reduction,"output[data_offset + i]","value",r)} - }`,XM=(e,r)=>{let t=e[0].dims,s=e[1].dims,n=t,o=1,i=Math.ceil(we.size(s)/o),a=s[s.length-1],l=we.sizeFromDimension(t,a),c=we.sizeFromDimension(s,0)/a,p=[{type:12,data:i},{type:12,data:a},{type:12,data:l},...ct(e[1].dims,e[2].dims,n)],d=u=>{let f=ke("indices",e[1].dataType,e[1].dims.length),_=ke("updates",e[2].dataType,e[2].dims.length,o),y=r.reduction!=="none"&&r.reduction!==""?bb("output",e[0].dataType,n.length):it("output",e[0].dataType,n.length,o);return` + }`,XM=(e,r)=>{let t=e[0].dims,s=e[1].dims,n=t,o=1,a=Math.ceil(we.size(s)/o),i=s[s.length-1],l=we.sizeFromDimension(t,i),c=we.sizeFromDimension(s,0)/i,p=[{type:12,data:a},{type:12,data:i},{type:12,data:l},...ct(e[1].dims,e[2].dims,n)],d=u=>{let f=ke("indices",e[1].dataType,e[1].dims.length),_=ke("updates",e[2].dataType,e[2].dims.length,o),y=r.reduction!=="none"&&r.reduction!==""?bb("output",e[0].dataType,n.length):it("output",e[0].dataType,n.length,o);return` ${u.registerUniform("output_size","u32").registerUniform("last_index_dimension","u32").registerUniform("num_updates_elements","u32").declareVariables(f,_,y)} ${u.mainStart()} ${u.guardAgainstOutOfBoundsWorkgroupSizes("uniforms.output_size")} @@ -2354,8 +2354,8 @@ fn calculateOutputIndex(index: u32) -> u32 { ${Rc(t.length,!0)} } ${Nc(r,y.type.value,!0)} - }`};return{name:"ScatterND",shaderCache:{hint:`${r.cacheKey}_${r.reduction}`,inputDependencies:["rank","rank"]},getRunData:()=>({outputs:[{dims:n,dataType:e[0].dataType}],dispatchGroup:{x:Math.ceil(i/64)},programUniforms:p}),getShaderSource:d}},G0=e=>jt({reduction:e.reduction}),K0=(e,r)=>{e.compute(XM(e.inputs,r),{inputs:[e.inputs[1],e.inputs[2]],outputs:[]})}}),JM,YM,ZM,jc,ew,tw,rw,sw,nw,ow,aw,iw,Vc,lw,cw,uw,dw,pw,H0,q0,KT=Ve(()=>{gt(),Ct(),mr(),St(),JM=(e,r)=>{if(e.every(t=>t>0||(()=>{throw new Error("Resize requires scales input values to be positive")})),e.length>0){if(r.mode==="linear"){if(!(e.length===2||e.length===3||e.length===4&&e[0]===1&&e[1]===1||e.length===4&&e[0]===1&&e[3]===1||e.length===5&&e[0]===1&&e[1]===1))throw new Error(`For linear mode, Resize requires scales to be 2D, 3D, 4D with either two outermost or one innermost and - one outermost scale values equal to 1, or 5D with two outermost scale values equal to 1`)}else if(r.mode==="cubic"&&!(e.length===2||e.length===4&&e[0]===1&&e[1]===1||e.length===4&&e[0]===1&&e[3]===1))throw new Error("Resize requires scales input size to be 2 or 4 for cubic mode")}},YM=(e,r,t)=>{r.every(n=>n>=0&&n{throw new Error("Resize requires axes input values to be positive and less than rank")}));let s=new Array(t).fill(1);return r.forEach((n,o)=>s[n]=e[o]),s},ZM=(e,r,t,s,n,o)=>{let[i,a,l]=t>10?[1,2,3]:[-1,e.length>1?1:-1,-1],c=e[0].dims.length;if(i>0&&e.length>i&&e[i].dims.length>0)e[i].getFloat32Array().forEach(p=>o.push(p));else if(r.coordinateTransformMode==="tf_crop_and_resize")throw new Error("Resize requires RoI input to be specified when coordinateTransformMode is tfCropAndResize");if(a>0&&e.length>a&&e[a].dims.length===1&&e[a].dims[0]>0){if(e[a].getFloat32Array().forEach(p=>s.push(p)),s.length!==0&&s.length!==c&&t>=18&&s.length!==r.axes.length)throw new Error("Resize requires scales input size to be same as input rank or axes size for opset 18 and up");JM(s,r),r.axes.length>0&&YM(s,r.axes,c).forEach((p,d)=>s[d]=p)}if(l>0&&e.length>l&&e[l].dims.length===1&&e[l].dims[0]>0&&(e[l].getBigInt64Array().forEach(p=>n.push(Number(p))),n.length!==0&&n.length!==c&&t>=18&&n.length!==r.axes.length))throw new Error("Resize requires sizes input size to be same as input rank or axes size for opset 18 and up");if(r.axes.length>0){if(s.length!==0&&s.length!==r.axes.length)throw new Error('Resize requires "scales" input size to be of axes rank when axes attributes is specified');if(n.length!==0&&n.length!==r.axes.length)throw new Error('Resize requires "sizes" input size to be of rank axes rank when axes attributes is specified')}if(typeof s<"u"&&typeof n<"u"&&s.length>0&&n.length>c)throw new Error("Resize requires only of scales or sizes to be specified")},jc=(e,r,t,s)=>` + }`};return{name:"ScatterND",shaderCache:{hint:`${r.cacheKey}_${r.reduction}`,inputDependencies:["rank","rank"]},getRunData:()=>({outputs:[{dims:n,dataType:e[0].dataType}],dispatchGroup:{x:Math.ceil(a/64)},programUniforms:p}),getShaderSource:d}},G0=e=>jt({reduction:e.reduction}),K0=(e,r)=>{e.compute(XM(e.inputs,r),{inputs:[e.inputs[1],e.inputs[2]],outputs:[]})}}),JM,YM,ZM,jc,ew,tw,rw,sw,nw,ow,aw,iw,Vc,lw,cw,uw,dw,pw,H0,q0,KT=Ve(()=>{gt(),Ct(),mr(),St(),JM=(e,r)=>{if(e.every(t=>t>0||(()=>{throw new Error("Resize requires scales input values to be positive")})),e.length>0){if(r.mode==="linear"){if(!(e.length===2||e.length===3||e.length===4&&e[0]===1&&e[1]===1||e.length===4&&e[0]===1&&e[3]===1||e.length===5&&e[0]===1&&e[1]===1))throw new Error(`For linear mode, Resize requires scales to be 2D, 3D, 4D with either two outermost or one innermost and + one outermost scale values equal to 1, or 5D with two outermost scale values equal to 1`)}else if(r.mode==="cubic"&&!(e.length===2||e.length===4&&e[0]===1&&e[1]===1||e.length===4&&e[0]===1&&e[3]===1))throw new Error("Resize requires scales input size to be 2 or 4 for cubic mode")}},YM=(e,r,t)=>{r.every(n=>n>=0&&n{throw new Error("Resize requires axes input values to be positive and less than rank")}));let s=new Array(t).fill(1);return r.forEach((n,o)=>s[n]=e[o]),s},ZM=(e,r,t,s,n,o)=>{let[a,i,l]=t>10?[1,2,3]:[-1,e.length>1?1:-1,-1],c=e[0].dims.length;if(a>0&&e.length>a&&e[a].dims.length>0)e[a].getFloat32Array().forEach(p=>o.push(p));else if(r.coordinateTransformMode==="tf_crop_and_resize")throw new Error("Resize requires RoI input to be specified when coordinateTransformMode is tfCropAndResize");if(i>0&&e.length>i&&e[i].dims.length===1&&e[i].dims[0]>0){if(e[i].getFloat32Array().forEach(p=>s.push(p)),s.length!==0&&s.length!==c&&t>=18&&s.length!==r.axes.length)throw new Error("Resize requires scales input size to be same as input rank or axes size for opset 18 and up");JM(s,r),r.axes.length>0&&YM(s,r.axes,c).forEach((p,d)=>s[d]=p)}if(l>0&&e.length>l&&e[l].dims.length===1&&e[l].dims[0]>0&&(e[l].getBigInt64Array().forEach(p=>n.push(Number(p))),n.length!==0&&n.length!==c&&t>=18&&n.length!==r.axes.length))throw new Error("Resize requires sizes input size to be same as input rank or axes size for opset 18 and up");if(r.axes.length>0){if(s.length!==0&&s.length!==r.axes.length)throw new Error('Resize requires "scales" input size to be of axes rank when axes attributes is specified');if(n.length!==0&&n.length!==r.axes.length)throw new Error('Resize requires "sizes" input size to be of rank axes rank when axes attributes is specified')}if(typeof s<"u"&&typeof n<"u"&&s.length>0&&n.length>c)throw new Error("Resize requires only of scales or sizes to be specified")},jc=(e,r,t,s)=>` // The whole part and the fractional part are calculated separately due to inaccuracy of floating // point division. As an example, f32(21) / f32(7) may evaluate to 2.99... instead of 3, causing an // offset-by-one error later in floor(). @@ -2388,7 +2388,7 @@ fn calculateOutputIndex(index: u32) -> u32 { const adjustment = ${r}(lengthResized) / outputWidth; const center = ${r}(lengthOriginal) / 2; const offset = center * (1 - adjustment); - return offset + ((${r}(xResized) + 0.5) / ${r}(xScale)) - 0.5;`;case"half_pixel":return`return ((${r}(xResized) + 0.5) / ${r}(xScale)) - 0.5;`;default:throw new Error(`Coordinate transform mode ${e} is not supported`)}})()+"}",tw=(e,r,t)=>`fn getNearestPixelFromOriginal(xOriginal: ${t}, isDownSample: bool) -> ${t} {`+(()=>{switch(e){case"round_prefer_ceil":return"if (fract(xOriginal) == 0.5) { return ceil(xOriginal); } else { return round(xOriginal); }";case"floor":return"return floor(xOriginal);";case"ceil":return"return ceil(xOriginal);";case"round_prefer_floor":return"if (fract(xOriginal) == 0.5) { return floor(xOriginal); } else { return round(xOriginal); }";default:if(r<11)return"if (isDownSample) { return ceil(xOriginal); } else { return xOriginal; }";throw new Error(`Nearest mode ${e} is not supported`)}})()+"}",rw=(e,r,t)=>{let s=new Array(t).fill(0).concat(new Array(t).fill(1)),n=e.length===0?s:e.slice();return r.length>0?(r.forEach((o,i)=>{s[o]=n[i],s[i+t]=n[r.length+i]}),s):n},sw=(e,r,t,s)=>{let n=[];if(t.length>0)if(s.length>0){if(e.forEach(o=>n.push(o)),Math.max(...s)>e.length)throw new Error("axes is out of bound");s.forEach((o,i)=>n[o]=t[i])}else t.forEach(o=>n.push(o));else{if(r.length===0)throw new Error("Resize requires either scales or sizes.");n=e.map((o,i)=>Math.round(o*r[i]))}return n},nw=(e,r,t)=>{let s=(()=>{switch(t.keepAspectRatioPolicy){case"not_larger":return t.axes.length>0?Math.min(...t.axes.map(o=>r[o]),Number.MAX_VALUE):Math.min(...r,Number.MAX_VALUE);case"not_smaller":return t.axes.length>0?Math.max(...t.axes.map(o=>r[o]),Number.MIN_VALUE):Math.max(...r,Number.MIN_VALUE);default:throw new Error(`Keep aspect ratio policy ${t.keepAspectRatioPolicy} is not supported`)}})();r.fill(1,0,r.length);let n=e.slice();return t.axes.length>0?(t.axes.forEach(o=>r[o]=s),t.axes.forEach(o=>n[o]=Math.round(e[o]*r[o]))):(r.fill(s,0,r.length),n.forEach((o,i)=>n[i]=Math.round(o*r[i]))),n},ow=(e,r,t,s,n)=>` + return offset + ((${r}(xResized) + 0.5) / ${r}(xScale)) - 0.5;`;case"half_pixel":return`return ((${r}(xResized) + 0.5) / ${r}(xScale)) - 0.5;`;default:throw new Error(`Coordinate transform mode ${e} is not supported`)}})()+"}",tw=(e,r,t)=>`fn getNearestPixelFromOriginal(xOriginal: ${t}, isDownSample: bool) -> ${t} {`+(()=>{switch(e){case"round_prefer_ceil":return"if (fract(xOriginal) == 0.5) { return ceil(xOriginal); } else { return round(xOriginal); }";case"floor":return"return floor(xOriginal);";case"ceil":return"return ceil(xOriginal);";case"round_prefer_floor":return"if (fract(xOriginal) == 0.5) { return floor(xOriginal); } else { return round(xOriginal); }";default:if(r<11)return"if (isDownSample) { return ceil(xOriginal); } else { return xOriginal; }";throw new Error(`Nearest mode ${e} is not supported`)}})()+"}",rw=(e,r,t)=>{let s=new Array(t).fill(0).concat(new Array(t).fill(1)),n=e.length===0?s:e.slice();return r.length>0?(r.forEach((o,a)=>{s[o]=n[a],s[a+t]=n[r.length+a]}),s):n},sw=(e,r,t,s)=>{let n=[];if(t.length>0)if(s.length>0){if(e.forEach(o=>n.push(o)),Math.max(...s)>e.length)throw new Error("axes is out of bound");s.forEach((o,a)=>n[o]=t[a])}else t.forEach(o=>n.push(o));else{if(r.length===0)throw new Error("Resize requires either scales or sizes.");n=e.map((o,a)=>Math.round(o*r[a]))}return n},nw=(e,r,t)=>{let s=(()=>{switch(t.keepAspectRatioPolicy){case"not_larger":return t.axes.length>0?Math.min(...t.axes.map(o=>r[o]),Number.MAX_VALUE):Math.min(...r,Number.MAX_VALUE);case"not_smaller":return t.axes.length>0?Math.max(...t.axes.map(o=>r[o]),Number.MIN_VALUE):Math.max(...r,Number.MIN_VALUE);default:throw new Error(`Keep aspect ratio policy ${t.keepAspectRatioPolicy} is not supported`)}})();r.fill(1,0,r.length);let n=e.slice();return t.axes.length>0?(t.axes.forEach(o=>r[o]=s),t.axes.forEach(o=>n[o]=Math.round(e[o]*r[o]))):(r.fill(s,0,r.length),n.forEach((o,a)=>n[a]=Math.round(o*r[a]))),n},ow=(e,r,t,s,n)=>` fn calculateOriginalIndicesFromOutputIndices(output_indices: ${e.type.indices}) -> array<${e.type.value}, ${t.length}> { var original_indices: array<${e.type.value}, ${t.length}>; for (var i:u32 = 0; i < ${t.length}; i++) { @@ -2406,7 +2406,7 @@ fn calculateOutputIndex(index: u32) -> u32 { } } return original_indices; - }`,aw=(e,r,t,s,n,o,i)=>` + }`,aw=(e,r,t,s,n,o,a)=>` fn calculateInputIndicesFromOutputIndices(output_indices: ${r.type.indices}) -> ${e.type.indices} { var input_indices: ${e.type.indices}; for (var i:u32 = 0; i < ${s.length}; i++) { @@ -2422,7 +2422,7 @@ fn calculateOutputIndex(index: u32) -> u32 { var output_shape_i = ${lt("uniforms.output_shape","i",s.length)}; var original_idx = getOriginalCoordinateFromResizedCoordinate(output_index, scale, output_shape_i, input_shape_i, roi_low, roi_hi); - if (!${i} || (original_idx >= 0 && original_idx < ${r.type.value}(input_shape_i))) { + if (!${a} || (original_idx >= 0 && original_idx < ${r.type.value}(input_shape_i))) { if (original_idx < 0) { input_index = 0; } else if (original_idx > ${r.type.value}(input_shape_i - 1)) { @@ -2449,24 +2449,24 @@ fn calculateOutputIndex(index: u32) -> u32 { }`,Vc=(e,r,t,s)=>e.rank>s?` ${e.indicesSet("input_indices",r,"channel")}; ${e.indicesSet("input_indices",t,"batch")}; -`:"",lw=(e,r,t,s,n)=>{let[o,i,a,l]=t.length===2?[-1,0,1,-1]:[0,2,3,1],c=e.type.value;return` +`:"",lw=(e,r,t,s,n)=>{let[o,a,i,l]=t.length===2?[-1,0,1,-1]:[0,2,3,1],c=e.type.value;return` fn getInputValue(batch: u32, channel: u32, row: u32, col: u32) -> ${c} { var input_indices: ${e.type.indices}; - ${e.indicesSet("input_indices",i,`max(0, min(row, ${t[i]} - 1))`)}; - ${e.indicesSet("input_indices",a,`max(0, min(col, ${t[a]} - 1))`)}; + ${e.indicesSet("input_indices",a,`max(0, min(row, ${t[a]} - 1))`)}; + ${e.indicesSet("input_indices",i,`max(0, min(col, ${t[i]} - 1))`)}; ${Vc(e,l,o,2)} return ${e.getByIndices("input_indices")}; } fn bilinearInterpolation(output_indices: ${r.type.indices}) -> ${c} { var originalIndices = calculateOriginalIndicesFromOutputIndices(output_indices); - var row:${c} = originalIndices[${i}]; - var col:${c} = originalIndices[${a}]; - ${s?`if (row < 0 || row > (${t[i]} - 1) || col < 0 || col > (${t[a]} - 1)) { + var row:${c} = originalIndices[${a}]; + var col:${c} = originalIndices[${i}]; + ${s?`if (row < 0 || row > (${t[a]} - 1) || col < 0 || col > (${t[i]} - 1)) { return ${n}; }`:""}; - row = max(0, min(row, ${t[i]} - 1)); - col = max(0, min(col, ${t[a]} - 1)); + row = max(0, min(row, ${t[a]} - 1)); + col = max(0, min(col, ${t[i]} - 1)); var row1: u32 = u32(row); var col1: u32 = u32(col); var row2: u32 = u32(row + 1); @@ -2490,7 +2490,7 @@ fn calculateOutputIndex(index: u32) -> u32 { dy2 = 0.5; } return (x11 * dx2 * dy2 + x12 * dx2 * dy1 + x21 * dx1 * dy2 + x22 * dx1 * dy1); - }`},cw=(e,r,t,s,n,o,i,a,l,c)=>{let p=t.length===2,[d,u]=p?[0,1]:[2,3],f=e.type.value,_=y=>{let k=y===d?"row":"col";return` + }`},cw=(e,r,t,s,n,o,a,i,l,c)=>{let p=t.length===2,[d,u]=p?[0,1]:[2,3],f=e.type.value,_=y=>{let k=y===d?"row":"col";return` fn ${k}CubicInterpolation(input_indices: ${e.type.indices}, output_indices: ${r.type.indices}) -> ${f} { var output_index = ${r.indicesGet("output_indices",y)}; var originalIdx: ${f} = getOriginalCoordinateFromResizedCoordinate(output_index, ${n[y]}, @@ -2498,7 +2498,7 @@ fn calculateOutputIndex(index: u32) -> u32 { var fractOriginalIdx: ${f} = originalIdx - floor(originalIdx); var coefs = getCubicInterpolationCoefs(fractOriginalIdx); - if (${a} && (originalIdx < 0 || originalIdx > (${t[y]} - 1))) { + if (${i} && (originalIdx < 0 || originalIdx > (${t[y]} - 1))) { return ${l}; } var data: array<${f}, 4> = array<${f}, 4>(0.0, 0.0, 0.0, 0.0); @@ -2506,7 +2506,7 @@ fn calculateOutputIndex(index: u32) -> u32 { var ${k}: ${f} = originalIdx + ${f}(i); if (${k} < 0 || ${k} >= ${t[y]}) { ${c?`coefs[i + 1] = 0.0; - continue;`:a?`return ${l};`:`${k} = max(0, min(${k}, ${t[y]} - 1));`}; + continue;`:i?`return ${l};`:`${k} = max(0, min(${k}, ${t[y]} - 1));`}; } var input_indices_copy: ${e.type.indices} = input_indices; ${e.indicesSet("input_indices_copy",y,`u32(${k})`)}; @@ -2522,10 +2522,10 @@ fn calculateOutputIndex(index: u32) -> u32 { var oneMinusAbsS: ${f} = 1.0 - absS; var twoMinusAbsS: ${f} = 2.0 - absS; var onePlusAbsS: ${f} = 1.0 + absS; - coeffs[0] = ((${i} * onePlusAbsS - 5 * ${i}) * onePlusAbsS + 8 * ${i}) * onePlusAbsS - 4 * ${i}; - coeffs[1] = ((${i} + 2) * absS - (${i} + 3)) * absS * absS + 1; - coeffs[2] = ((${i} + 2) * oneMinusAbsS - (${i} + 3)) * oneMinusAbsS * oneMinusAbsS + 1; - coeffs[3] = ((${i} * twoMinusAbsS - 5 * ${i}) * twoMinusAbsS + 8 * ${i}) * twoMinusAbsS - 4 * ${i}; + coeffs[0] = ((${a} * onePlusAbsS - 5 * ${a}) * onePlusAbsS + 8 * ${a}) * onePlusAbsS - 4 * ${a}; + coeffs[1] = ((${a} + 2) * absS - (${a} + 3)) * absS * absS + 1; + coeffs[2] = ((${a} + 2) * oneMinusAbsS - (${a} + 3)) * oneMinusAbsS * oneMinusAbsS + 1; + coeffs[3] = ((${a} * twoMinusAbsS - 5 * ${a}) * twoMinusAbsS + 8 * ${a}) * twoMinusAbsS - 4 * ${a}; return coeffs; } @@ -2538,11 +2538,11 @@ fn calculateOutputIndex(index: u32) -> u32 { var input_indices: ${e.type.indices} = output_indices; return colCubicInterpolation(input_indices, output_indices); } - `},uw=(e,r,t,s,n)=>{let[o,i,a,l,c]=t.length===3?[-1,0,1,2,-1]:[0,2,3,4,1],p=e.type.value;return` + `},uw=(e,r,t,s,n)=>{let[o,a,i,l,c]=t.length===3?[-1,0,1,2,-1]:[0,2,3,4,1],p=e.type.value;return` fn getInputValue(batch: u32, channel: u32, depth:u32, height: u32, width: u32) -> ${p} { var input_indices: ${e.type.indices}; - ${e.indicesSet("input_indices",i,`max(0, min(depth, ${t[i]} - 1))`)}; - ${e.indicesSet("input_indices",a,`max(0, min(height, ${t[a]} - 1))`)}; + ${e.indicesSet("input_indices",a,`max(0, min(depth, ${t[a]} - 1))`)}; + ${e.indicesSet("input_indices",i,`max(0, min(height, ${t[i]} - 1))`)}; ${e.indicesSet("input_indices",l,`max(0, min(width, ${t[l]} - 1))`)}; ${Vc(e,c,o,3)} return ${e.getByIndices("input_indices")}; @@ -2550,15 +2550,15 @@ fn calculateOutputIndex(index: u32) -> u32 { fn trilinearInterpolation(output_indices: ${r.type.indices}) -> ${p} { var originalIndices = calculateOriginalIndicesFromOutputIndices(output_indices); - var depth:${p} = originalIndices[${i}]; - var height:${p} = originalIndices[${a}]; + var depth:${p} = originalIndices[${a}]; + var height:${p} = originalIndices[${i}]; var width:${p} = originalIndices[${l}]; - ${s?`if (depth < 0 || depth > (${t[i]} - 1) || height < 0 || height > (${t[a]} - 1) || width < 0 || (width > ${t[l]} - 1)) { + ${s?`if (depth < 0 || depth > (${t[a]} - 1) || height < 0 || height > (${t[i]} - 1) || width < 0 || (width > ${t[l]} - 1)) { return ${n}; }`:""}; - depth = max(0, min(depth, ${t[i]} - 1)); - height = max(0, min(height, ${t[a]} - 1)); + depth = max(0, min(depth, ${t[a]} - 1)); + height = max(0, min(height, ${t[i]} - 1)); width = max(0, min(width, ${t[l]} - 1)); var depth1: u32 = u32(depth); var height1: u32 = u32(height); @@ -2597,21 +2597,21 @@ fn calculateOutputIndex(index: u32) -> u32 { } return (x111 * dx2 * dy2 * dz2 + x112 * dx2 * dy2 * dz1 + x121 * dx2 * dy1 *dz2 + x122 * dx2 * dy1 * dz1 + x211 * dx1 * dy2 * dz2 + x212 * dx1 * dy2 * dz1 + x221 * dx1 * dy1 *dz2 + x222 * dx1 * dy1 * dz1); - }`},dw=(e,r,t,s,n,o)=>{let i=e.dims,a=rw(o,r.axes,i.length),l=sw(i,s,n,r.axes),c=s.slice();s.length===0&&(c=i.map((v,I)=>v===0?1:l[I]/v),r.keepAspectRatioPolicy!=="stretch"&&(l=nw(i,c,r)));let p=it("output",e.dataType,l.length),d=ke("input",e.dataType,i.length),u=we.size(l),f=i.length===l.length&&i.every((v,I)=>v===l[I]),_=r.coordinateTransformMode==="tf_crop_and_resize",y=r.extrapolationValue,k=d.type.value,w=v=>` + }`},dw=(e,r,t,s,n,o)=>{let a=e.dims,i=rw(o,r.axes,a.length),l=sw(a,s,n,r.axes),c=s.slice();s.length===0&&(c=a.map((v,I)=>v===0?1:l[I]/v),r.keepAspectRatioPolicy!=="stretch"&&(l=nw(a,c,r)));let p=it("output",e.dataType,l.length),d=ke("input",e.dataType,a.length),u=we.size(l),f=a.length===l.length&&a.every((v,I)=>v===l[I]),_=r.coordinateTransformMode==="tf_crop_and_resize",y=r.extrapolationValue,k=d.type.value,w=v=>` ${f?"":` ${ew(r.coordinateTransformMode,k)}; ${(()=>{switch(r.mode){case"nearest":return` - ${iw(d,i)}; + ${iw(d,a)}; ${tw(r.nearestMode,t,k)}; - ${aw(d,p,i,l,c.length,a.length,_)}; + ${aw(d,p,a,l,c.length,i.length,_)}; `;case"linear":return` - ${ow(p,i,l,c.length,a.length)}; - ${(()=>{if(i.length===2||i.length===4)return`${lw(d,p,i,_,y)}`;if(i.length===3||i.length===5)return`${uw(d,p,i,_,y)}`;throw Error("Linear mode only supports input dims 2, 3, 4 and 5 are supported in linear mode.")})()}; + ${ow(p,a,l,c.length,i.length)}; + ${(()=>{if(a.length===2||a.length===4)return`${lw(d,p,a,_,y)}`;if(a.length===3||a.length===5)return`${uw(d,p,a,_,y)}`;throw Error("Linear mode only supports input dims 2, 3, 4 and 5 are supported in linear mode.")})()}; `;case"cubic":return` - ${(()=>{if(i.length===2||i.length===4)return`${cw(d,p,i,l,c,a,r.cubicCoeffA,_,r.extrapolationValue,r.excludeOutside)}`;throw Error("Cubic mode only supports input dims 2 and 4 are supported in linear mode.")})()}; + ${(()=>{if(a.length===2||a.length===4)return`${cw(d,p,a,l,c,i,r.cubicCoeffA,_,r.extrapolationValue,r.excludeOutside)}`;throw Error("Cubic mode only supports input dims 2 and 4 are supported in linear mode.")})()}; `;default:throw Error("Invalid resize mode")}})()}; `} - ${v.registerUniform("output_size","u32").registerUniform("scales","f32",c.length).registerUniform("roi","f32",a.length).declareVariables(d,p)} + ${v.registerUniform("output_size","u32").registerUniform("scales","f32",c.length).registerUniform("roi","f32",i.length).declareVariables(d,p)} ${v.mainStart()} ${v.guardAgainstOutOfBoundsWorkgroupSizes("uniforms.output_size")} ${f?"output[global_idx] = input[global_idx];":` @@ -2622,9 +2622,9 @@ fn calculateOutputIndex(index: u32) -> u32 { output[global_idx] = ${d.getByIndices("input_indices")}; } else { output[global_idx] = ${r.extrapolationValue}; - }`;case"linear":return`output[global_idx] = ${i.length===2||i.length===4?"bilinearInterpolation":"trilinearInterpolation"}(output_indices);`;case"cubic":return"output[global_idx] = bicubicInterpolation(output_indices);";default:throw Error(`Unsupported resize mode: ${r.mode}`)}})()}; + }`;case"linear":return`output[global_idx] = ${a.length===2||a.length===4?"bilinearInterpolation":"trilinearInterpolation"}(output_indices);`;case"cubic":return"output[global_idx] = bicubicInterpolation(output_indices);";default:throw Error(`Unsupported resize mode: ${r.mode}`)}})()}; `} - }`;return{name:"Resize",shaderCache:{hint:`${r.cacheKey}|${t}|${c.length>0?r.mode==="cubic"?c:c.length:""}|${n.length>0?n:""}|${a.length>0?a:""}|${f}|${r.mode==="nearest"?i.length:i}`,inputDependencies:["rank"]},getShaderSource:w,getRunData:()=>({outputs:[{dims:l,dataType:e.dataType}],dispatchGroup:{x:Math.ceil(u/64)},programUniforms:[{type:12,data:u},{type:1,data:c},{type:1,data:a},...ct(i,l)]})}},pw=e=>{let r=e.customDataBuffer;return new Uint32Array(r,r.byteOffset,1)[0]},H0=(e,r)=>{let t=[],s=[],n=[],o=pw(e);if(r.antialias!==0)throw Error("Only default value (0) for Antialias attribute is supported");ZM(e.inputs,r,o,t,s,n),e.compute(dw(e.inputs[0],r,o,t,s,n),{inputs:[0]})},q0=e=>{let r=e.antialias,t=e.axes,s=e.coordinateTransformMode,n=e.cubicCoeffA,o=e.excludeOutside!==0,i=e.extrapolationValue,a=e.keepAspectRatioPolicy,l=e.mode,c=e.nearestMode===""?"simple":e.nearestMode;return jt({antialias:r,axes:t,coordinateTransformMode:s,cubicCoeffA:n,excludeOutside:o,extrapolationValue:i,keepAspectRatioPolicy:a,mode:l,nearestMode:c})}}),mw,hw,Q0,HT=Ve(()=>{gt(),Ct(),St(),mw=e=>{if(!e||e.length<3)throw new Error("layerNorm requires at least 3 inputs.");let r=e[0],t=e[1],s=e[2];if(r.dataType!==t.dataType||r.dataType!==s.dataType)throw new Error("All inputs must have the same data type");if(r.dims.length!==3&&r.dims.length!==2)throw new Error("Input must be 2D or 3D");if(t.dims.length!==3&&t.dims.length!==2)throw new Error("Skip must be 2D or 3D");let n=r.dims[r.dims.length-1],o=r.dims[r.dims.length-2];if(t.dims[t.dims.length-1]!==n)throw new Error("Skip must have the same hidden size as input");if(t.dims[t.dims.length-2]!==o)throw new Error("Skip must have the same sequence length as input");if(s.dims.length!==1)throw new Error("Gamma must be 1D");if(s.dims[s.dims.length-1]!==n)throw new Error("Gamma must have the same hidden size as input");if(e.length>3){let i=e[3];if(i.dims.length!==1)throw new Error("Beta must be 1D");if(i.dims[i.dims.length-1]!==n)throw new Error("Beta must have the same hidden size as input")}if(e.length>4){let i=e[4];if(i.dims.length!==1)throw new Error("Bias must be 1D");if(i.dims[i.dims.length-1]!==n)throw new Error("Bias must have the same hidden size as input")}},hw=(e,r,t,s)=>{let n=r.simplified,o=e[0].dims,i=we.size(o),a=o,l=i,c=o.slice(-1)[0],p=s?o.slice(0,-1).concat(1):[],d=!n&&e.length>3,u=e.length>4,f=s&&t>1,_=s&&t>2,y=t>3,k=64,w=ur(c),v=[{type:12,data:l},{type:12,data:w},{type:12,data:c},{type:1,data:r.epsilon}],I=b=>{let E=[{name:"output_size",type:"u32"},{name:"components",type:"u32"},{name:"hidden_size",type:"u32"},{name:"epsilon",type:"f32"}],x=[ke("x",e[0].dataType,e[0].dims,w),ke("skip",e[1].dataType,e[1].dims,w),ke("gamma",e[2].dataType,e[2].dims,w)];d&&x.push(ke("beta",e[3].dataType,e[3].dims,w)),u&&x.push(ke("bias",e[4].dataType,e[4].dims,w)),x.push(it("output",e[0].dataType,a,w)),f&&x.push(it("mean_output",1,p)),_&&x.push(it("inv_std_output",1,p)),y&&x.push(it("input_skip_bias_sum",e[0].dataType,a,w));let S=Ar(e[0].dataType),O=Ar(1,w);return` + }`;return{name:"Resize",shaderCache:{hint:`${r.cacheKey}|${t}|${c.length>0?r.mode==="cubic"?c:c.length:""}|${n.length>0?n:""}|${i.length>0?i:""}|${f}|${r.mode==="nearest"?a.length:a}`,inputDependencies:["rank"]},getShaderSource:w,getRunData:()=>({outputs:[{dims:l,dataType:e.dataType}],dispatchGroup:{x:Math.ceil(u/64)},programUniforms:[{type:12,data:u},{type:1,data:c},{type:1,data:i},...ct(a,l)]})}},pw=e=>{let r=e.customDataBuffer;return new Uint32Array(r,r.byteOffset,1)[0]},H0=(e,r)=>{let t=[],s=[],n=[],o=pw(e);if(r.antialias!==0)throw Error("Only default value (0) for Antialias attribute is supported");ZM(e.inputs,r,o,t,s,n),e.compute(dw(e.inputs[0],r,o,t,s,n),{inputs:[0]})},q0=e=>{let r=e.antialias,t=e.axes,s=e.coordinateTransformMode,n=e.cubicCoeffA,o=e.excludeOutside!==0,a=e.extrapolationValue,i=e.keepAspectRatioPolicy,l=e.mode,c=e.nearestMode===""?"simple":e.nearestMode;return jt({antialias:r,axes:t,coordinateTransformMode:s,cubicCoeffA:n,excludeOutside:o,extrapolationValue:a,keepAspectRatioPolicy:i,mode:l,nearestMode:c})}}),mw,hw,Q0,HT=Ve(()=>{gt(),Ct(),St(),mw=e=>{if(!e||e.length<3)throw new Error("layerNorm requires at least 3 inputs.");let r=e[0],t=e[1],s=e[2];if(r.dataType!==t.dataType||r.dataType!==s.dataType)throw new Error("All inputs must have the same data type");if(r.dims.length!==3&&r.dims.length!==2)throw new Error("Input must be 2D or 3D");if(t.dims.length!==3&&t.dims.length!==2)throw new Error("Skip must be 2D or 3D");let n=r.dims[r.dims.length-1],o=r.dims[r.dims.length-2];if(t.dims[t.dims.length-1]!==n)throw new Error("Skip must have the same hidden size as input");if(t.dims[t.dims.length-2]!==o)throw new Error("Skip must have the same sequence length as input");if(s.dims.length!==1)throw new Error("Gamma must be 1D");if(s.dims[s.dims.length-1]!==n)throw new Error("Gamma must have the same hidden size as input");if(e.length>3){let a=e[3];if(a.dims.length!==1)throw new Error("Beta must be 1D");if(a.dims[a.dims.length-1]!==n)throw new Error("Beta must have the same hidden size as input")}if(e.length>4){let a=e[4];if(a.dims.length!==1)throw new Error("Bias must be 1D");if(a.dims[a.dims.length-1]!==n)throw new Error("Bias must have the same hidden size as input")}},hw=(e,r,t,s)=>{let n=r.simplified,o=e[0].dims,a=we.size(o),i=o,l=a,c=o.slice(-1)[0],p=s?o.slice(0,-1).concat(1):[],d=!n&&e.length>3,u=e.length>4,f=s&&t>1,_=s&&t>2,y=t>3,k=64,w=ur(c),v=[{type:12,data:l},{type:12,data:w},{type:12,data:c},{type:1,data:r.epsilon}],I=b=>{let E=[{name:"output_size",type:"u32"},{name:"components",type:"u32"},{name:"hidden_size",type:"u32"},{name:"epsilon",type:"f32"}],x=[ke("x",e[0].dataType,e[0].dims,w),ke("skip",e[1].dataType,e[1].dims,w),ke("gamma",e[2].dataType,e[2].dims,w)];d&&x.push(ke("beta",e[3].dataType,e[3].dims,w)),u&&x.push(ke("bias",e[4].dataType,e[4].dims,w)),x.push(it("output",e[0].dataType,i,w)),f&&x.push(it("mean_output",1,p)),_&&x.push(it("inv_std_output",1,p)),y&&x.push(it("input_skip_bias_sum",e[0].dataType,i,w));let S=Ar(e[0].dataType),O=Ar(1,w);return` ${b.registerUniforms(E).declareVariables(...x)} var sum_shared : array<${O}, ${k}>; @@ -2676,7 +2676,7 @@ fn calculateOutputIndex(index: u32) -> u32 { ${S}(inv_std_dev) * gamma[offset1d + i] ${d?"+ beta[offset1d + i]":""}; } - }`},T=[{dims:a,dataType:e[0].dataType}];return t>1&&T.push({dims:p,dataType:1}),t>2&&T.push({dims:p,dataType:1}),t>3&&T.push({dims:o,dataType:e[0].dataType}),{name:"SkipLayerNormalization",shaderCache:{hint:`${w};${f};${_};${y}`,inputDependencies:e.map((b,E)=>"type")},getShaderSource:I,getRunData:()=>({outputs:T,dispatchGroup:{x:Math.ceil(l/c)},programUniforms:v})}},Q0=(e,r)=>{mw(e.inputs);let t=[0];e.outputCount>1&&t.push(-3),e.outputCount>2&&t.push(-3),e.outputCount>3&&t.push(3),e.compute(hw(e.inputs,r,e.outputCount,!1),{outputs:t})}}),_w,Uo,fw,Uc,gw,Mw,X0,J0,qT=Ve(()=>{gt(),Ct(),mr(),St(),_w=(e,r)=>{if(!e||e.length<1)throw new Error("too few inputs");if(r.axes.length!==0){if(r.axes.length!==r.starts.length||r.axes.length!==r.ends.length)throw new Error("axes, starts and ends must have the same length")}else if(r.starts.length!==r.ends.length)throw new Error("starts and ends must have the same length");e.slice(1).forEach((t,s)=>{if(e[s+1].dataType!==6&&e[s+1].dataType!==7)throw new Error(`Input ${s} must be an array of int32 or int64`)})},Uo=(e,r)=>{let t=[];if(e.length>r)if(e[r].dataType===7)e[r].getBigInt64Array().forEach(s=>t.push(Number(s)));else if(e[r].dataType===6)e[r].getInt32Array().forEach(s=>t.push(Number(s)));else throw new Error(`Input ${r} must be an array of int32 or int64`);return t},fw=(e,r)=>{if(e.length>1){let t=Uo(e,1),s=Uo(e,2),n=Uo(e,3);return n.length===0&&(n=[...Array(e[0].dims.length).keys()]),jt({starts:t,ends:s,axes:n})}else return r},Uc=(e,r,t,s,n)=>{let o=e;return e<0&&(o+=t[s[r]]),n[r]<0?Math.max(0,Math.min(o,t[s[r]]-1)):Math.max(0,Math.min(o,t[s[r]]))},gw=(e,r,t)=>`fn calculateInputIndices(output_indices: ${r.type.indices}) -> ${e.type.indices} { + }`},T=[{dims:i,dataType:e[0].dataType}];return t>1&&T.push({dims:p,dataType:1}),t>2&&T.push({dims:p,dataType:1}),t>3&&T.push({dims:o,dataType:e[0].dataType}),{name:"SkipLayerNormalization",shaderCache:{hint:`${w};${f};${_};${y}`,inputDependencies:e.map((b,E)=>"type")},getShaderSource:I,getRunData:()=>({outputs:T,dispatchGroup:{x:Math.ceil(l/c)},programUniforms:v})}},Q0=(e,r)=>{mw(e.inputs);let t=[0];e.outputCount>1&&t.push(-3),e.outputCount>2&&t.push(-3),e.outputCount>3&&t.push(3),e.compute(hw(e.inputs,r,e.outputCount,!1),{outputs:t})}}),_w,Uo,fw,Uc,gw,Mw,X0,J0,qT=Ve(()=>{gt(),Ct(),mr(),St(),_w=(e,r)=>{if(!e||e.length<1)throw new Error("too few inputs");if(r.axes.length!==0){if(r.axes.length!==r.starts.length||r.axes.length!==r.ends.length)throw new Error("axes, starts and ends must have the same length")}else if(r.starts.length!==r.ends.length)throw new Error("starts and ends must have the same length");e.slice(1).forEach((t,s)=>{if(e[s+1].dataType!==6&&e[s+1].dataType!==7)throw new Error(`Input ${s} must be an array of int32 or int64`)})},Uo=(e,r)=>{let t=[];if(e.length>r)if(e[r].dataType===7)e[r].getBigInt64Array().forEach(s=>t.push(Number(s)));else if(e[r].dataType===6)e[r].getInt32Array().forEach(s=>t.push(Number(s)));else throw new Error(`Input ${r} must be an array of int32 or int64`);return t},fw=(e,r)=>{if(e.length>1){let t=Uo(e,1),s=Uo(e,2),n=Uo(e,3);return n.length===0&&(n=[...Array(e[0].dims.length).keys()]),jt({starts:t,ends:s,axes:n})}else return r},Uc=(e,r,t,s,n)=>{let o=e;return e<0&&(o+=t[s[r]]),n[r]<0?Math.max(0,Math.min(o,t[s[r]]-1)):Math.max(0,Math.min(o,t[s[r]]))},gw=(e,r,t)=>`fn calculateInputIndices(output_indices: ${r.type.indices}) -> ${e.type.indices} { var input_indices: ${e.type.indices}; var carry = 0u; for (var i = ${t.length}; i >= 0; i--) { @@ -2694,7 +2694,7 @@ fn calculateOutputIndex(index: u32) -> u32 { ${e.indicesSet("input_indices","i","input_index")}; } return input_indices; - }`,Mw=(e,r)=>{let t=e[0].dims,s=we.size(t),n=r.axes.length>0?we.normalizeAxes(r.axes,t.length):[...Array(t.length).keys()],o=Uo(e,4);o.forEach(w=>w!==0||(()=>{throw new Error("step cannot be 0")})),o.length===0&&(o=Array(n.length).fill(1));let i=r.starts.map((w,v)=>Uc(w,v,t,n,o)),a=r.ends.map((w,v)=>Uc(w,v,t,n,o));if(n.length!==i.length||n.length!==a.length)throw new Error("start, ends and axes should have the same number of elements");if(n.length!==t.length)for(let w=0;wMath.sign(w));o.forEach((w,v,I)=>{if(w<0){let T=(a[v]-i[v])/w,b=i[v],E=b+T*o[v];i[v]=E,a[v]=b,I[v]=-w}});let c=t.slice(0);n.forEach((w,v)=>{c[w]=Math.ceil((a[w]-i[w])/o[w])});let p={dims:c,dataType:e[0].dataType},d=it("output",e[0].dataType,c.length),u=ke("input",e[0].dataType,e[0].dims.length),f=we.size(c),_=[{name:"outputSize",type:"u32"},{name:"starts",type:"u32",length:i.length},{name:"signs",type:"i32",length:l.length},{name:"steps",type:"u32",length:o.length}],y=[{type:12,data:f},{type:12,data:i},{type:6,data:l},{type:12,data:o},...ct(e[0].dims,c)],k=w=>` + }`,Mw=(e,r)=>{let t=e[0].dims,s=we.size(t),n=r.axes.length>0?we.normalizeAxes(r.axes,t.length):[...Array(t.length).keys()],o=Uo(e,4);o.forEach(w=>w!==0||(()=>{throw new Error("step cannot be 0")})),o.length===0&&(o=Array(n.length).fill(1));let a=r.starts.map((w,v)=>Uc(w,v,t,n,o)),i=r.ends.map((w,v)=>Uc(w,v,t,n,o));if(n.length!==a.length||n.length!==i.length)throw new Error("start, ends and axes should have the same number of elements");if(n.length!==t.length)for(let w=0;wMath.sign(w));o.forEach((w,v,I)=>{if(w<0){let T=(i[v]-a[v])/w,b=a[v],E=b+T*o[v];a[v]=E,i[v]=b,I[v]=-w}});let c=t.slice(0);n.forEach((w,v)=>{c[w]=Math.ceil((i[w]-a[w])/o[w])});let p={dims:c,dataType:e[0].dataType},d=it("output",e[0].dataType,c.length),u=ke("input",e[0].dataType,e[0].dims.length),f=we.size(c),_=[{name:"outputSize",type:"u32"},{name:"starts",type:"u32",length:a.length},{name:"signs",type:"i32",length:l.length},{name:"steps",type:"u32",length:o.length}],y=[{type:12,data:f},{type:12,data:a},{type:6,data:l},{type:12,data:o},...ct(e[0].dims,c)],k=w=>` ${w.registerUniforms(_).declareVariables(u,d)} ${gw(u,d,t)} ${w.mainStart()} @@ -2702,7 +2702,7 @@ fn calculateOutputIndex(index: u32) -> u32 { let output_indices = ${d.offsetToIndices("global_idx")}; let input_indices = calculateInputIndices(output_indices); ${d.setByOffset("global_idx",u.getByIndices("input_indices"))} - }`;return{name:"Slice",shaderCache:{hint:`${l.length}_${i.length}_${o.length}`,inputDependencies:["rank"]},getShaderSource:k,getRunData:()=>({outputs:[p],dispatchGroup:{x:Math.ceil(s/64)},programUniforms:y})}},X0=(e,r)=>{_w(e.inputs,r);let t=fw(e.inputs,r);e.compute(Mw(e.inputs,t),{inputs:[0]})},J0=e=>{let r=e.starts,t=e.ends,s=e.axes;return jt({starts:r,ends:t,axes:s})}}),ww,bw,Y0,Z0,QT=Ve(()=>{gt(),Ct(),mr(),cn(),St(),ww=e=>{if(!e||e.length!==1)throw new Error("Softmax op requires 1 input.")},bw=(e,r)=>{let t=e.inputs[0],s=t.dims,n=we.size(s),o=s.length,i=we.normalizeAxis(r.axis,o),a=iS),c[i]=o-1,c[o-1]=i,l=e.compute(es(t,c),{inputs:[t],outputs:[-1]})[0]):l=t;let p=l.dims,d=p[o-1],u=n/d,f=ur(d),_=d/f,y=64;u===1&&(y=256);let k=(x,S)=>S===4?`max(max(${x}.x, ${x}.y), max(${x}.z, ${x}.w))`:S===2?`max(${x}.x, ${x}.y)`:S===3?`max(max(${x}.x, ${x}.y), ${x}.z)`:x,w=ke("x",l.dataType,l.dims,f),v=it("result",l.dataType,l.dims,f),I=w.type.value,T=Ar(l.dataType)==="f32"?`var threadMax = ${I}(-3.402823e+38f);`:`var threadMax = ${I}(-65504.0h);`,b=x=>` + }`;return{name:"Slice",shaderCache:{hint:`${l.length}_${a.length}_${o.length}`,inputDependencies:["rank"]},getShaderSource:k,getRunData:()=>({outputs:[p],dispatchGroup:{x:Math.ceil(s/64)},programUniforms:y})}},X0=(e,r)=>{_w(e.inputs,r);let t=fw(e.inputs,r);e.compute(Mw(e.inputs,t),{inputs:[0]})},J0=e=>{let r=e.starts,t=e.ends,s=e.axes;return jt({starts:r,ends:t,axes:s})}}),ww,bw,Y0,Z0,QT=Ve(()=>{gt(),Ct(),mr(),cn(),St(),ww=e=>{if(!e||e.length!==1)throw new Error("Softmax op requires 1 input.")},bw=(e,r)=>{let t=e.inputs[0],s=t.dims,n=we.size(s),o=s.length,a=we.normalizeAxis(r.axis,o),i=aS),c[a]=o-1,c[o-1]=a,l=e.compute(es(t,c),{inputs:[t],outputs:[-1]})[0]):l=t;let p=l.dims,d=p[o-1],u=n/d,f=ur(d),_=d/f,y=64;u===1&&(y=256);let k=(x,S)=>S===4?`max(max(${x}.x, ${x}.y), max(${x}.z, ${x}.w))`:S===2?`max(${x}.x, ${x}.y)`:S===3?`max(max(${x}.x, ${x}.y), ${x}.z)`:x,w=ke("x",l.dataType,l.dims,f),v=it("result",l.dataType,l.dims,f),I=w.type.value,T=Ar(l.dataType)==="f32"?`var threadMax = ${I}(-3.402823e+38f);`:`var threadMax = ${I}(-65504.0h);`,b=x=>` var rowMaxShared : ${I}; var rowSumShared : ${I}; var threadShared : array<${I}, ${y}>; @@ -2774,24 +2774,24 @@ fn calculateOutputIndex(index: u32) -> u32 { let value = exp(getValue(row, col, row_stride) - rowMaxShared) / rowSumShared; setValue(row, col, row_stride, value); } - }`,E=e.compute({name:"Softmax",shaderCache:{hint:`${f};${y}`,inputDependencies:["type"]},getRunData:()=>({outputs:[{dims:p,dataType:l.dataType}],dispatchGroup:{x:u},programUniforms:[{type:6,data:_}]}),getShaderSource:b},{inputs:[l],outputs:[a?-1:0]})[0];a&&e.compute(es(E,c),{inputs:[E]})},Y0=(e,r)=>{ww(e.inputs),bw(e,r)},Z0=e=>jt({axis:e.axis})}),Wc,yw,vw,xw,ev,XT=Ve(()=>{gt(),Ct(),St(),Wc=e=>Array.from(e.getBigInt64Array(),Number),yw=e=>{if(!e||e.length!==2)throw new Error("Tile requires 2 inputs.");if(e[0].dataType!==1&&e[0].dataType!==10&&e[0].dataType!==6&&e[0].dataType!==12)throw new Error("Tile only support float, float16, int32, and uint32 data types");if(e[1].dataType!==7)throw new Error("Tile `repeats` input should be of int64 data type");if(e[1].dims.length!==1)throw new Error("Tile `repeats` input should be 1-D");if(Wc(e[1]).length!==e[0].dims.length)throw new Error("Tile `repeats` input should have same number of elements as rank of input data tensor")},vw=(e,r)=>{let t=[];for(let s=0;s{let t=e[0].dims,s=r??Wc(e[1]),n=vw(t,s),o=we.size(n),i=e[0].dataType,a=ke("input",i,t.length),l=it("output",i,n.length),c=p=>` - const inputShape = ${a.indices(...t)}; - ${p.registerUniform("output_size","u32").declareVariables(a,l)} + }`,E=e.compute({name:"Softmax",shaderCache:{hint:`${f};${y}`,inputDependencies:["type"]},getRunData:()=>({outputs:[{dims:p,dataType:l.dataType}],dispatchGroup:{x:u},programUniforms:[{type:6,data:_}]}),getShaderSource:b},{inputs:[l],outputs:[i?-1:0]})[0];i&&e.compute(es(E,c),{inputs:[E]})},Y0=(e,r)=>{ww(e.inputs),bw(e,r)},Z0=e=>jt({axis:e.axis})}),Wc,yw,vw,xw,ev,XT=Ve(()=>{gt(),Ct(),St(),Wc=e=>Array.from(e.getBigInt64Array(),Number),yw=e=>{if(!e||e.length!==2)throw new Error("Tile requires 2 inputs.");if(e[0].dataType!==1&&e[0].dataType!==10&&e[0].dataType!==6&&e[0].dataType!==12)throw new Error("Tile only support float, float16, int32, and uint32 data types");if(e[1].dataType!==7)throw new Error("Tile `repeats` input should be of int64 data type");if(e[1].dims.length!==1)throw new Error("Tile `repeats` input should be 1-D");if(Wc(e[1]).length!==e[0].dims.length)throw new Error("Tile `repeats` input should have same number of elements as rank of input data tensor")},vw=(e,r)=>{let t=[];for(let s=0;s{let t=e[0].dims,s=r??Wc(e[1]),n=vw(t,s),o=we.size(n),a=e[0].dataType,i=ke("input",a,t.length),l=it("output",a,n.length),c=p=>` + const inputShape = ${i.indices(...t)}; + ${p.registerUniform("output_size","u32").declareVariables(i,l)} ${p.mainStart()} ${p.guardAgainstOutOfBoundsWorkgroupSizes("uniforms.output_size")} let output_indices = ${l.offsetToIndices("global_idx")}; - var input_indices: ${a.type.indices}; + var input_indices: ${i.type.indices}; for (var i = 0; i < ${t.length}; i++) { - let input_dim_i = ${a.indicesGet("uniforms.input_shape","i")}; + let input_dim_i = ${i.indicesGet("uniforms.input_shape","i")}; let input_dim_value = ${l.indicesGet("output_indices","i")} % input_dim_i; - ${a.indicesSet("input_indices","i","input_dim_value")} + ${i.indicesSet("input_indices","i","input_dim_value")} } - ${l.setByOffset("global_idx",a.getByIndices("input_indices"))} - }`;return{name:"Tile",shaderCache:{hint:`${s}`,inputDependencies:["rank"]},getRunData:()=>({outputs:[{dims:n,dataType:e[0].dataType}],dispatchGroup:{x:Math.ceil(o/64)},programUniforms:[{type:12,data:o},...ct(e[0].dims,n)]}),getShaderSource:c}},ev=e=>{yw(e.inputs),e.compute(xw(e.inputs),{inputs:[0]})}}),Tw,Ew,tv,JT=Ve(()=>{gt(),Ct(),St(),Tw=(e,r,t,s,n)=>{let o=it("output_data",n,t.length,4),i=ke("a_data",r[1].dataType,r[1].dims.length,4),a=ke("b_data",r[2].dataType,r[2].dims.length,4),l=ke("c_data",r[0].dataType,r[0].dims.length,4),c,p=(d,u,f)=>`select(${u}, ${d}, ${f})`;if(!s)c=o.setByOffset("global_idx",p(i.getByOffset("global_idx"),a.getByOffset("global_idx"),l.getByOffset("global_idx")));else{let d=(u,f,_="")=>{let y=`a_data[index_a${f}][component_a${f}]`,k=`b_data[index_b${f}][component_b${f}]`,w=`bool(c_data[index_c${f}] & (0xffu << (component_c${f} * 8)))`;return` + ${l.setByOffset("global_idx",i.getByIndices("input_indices"))} + }`;return{name:"Tile",shaderCache:{hint:`${s}`,inputDependencies:["rank"]},getRunData:()=>({outputs:[{dims:n,dataType:e[0].dataType}],dispatchGroup:{x:Math.ceil(o/64)},programUniforms:[{type:12,data:o},...ct(e[0].dims,n)]}),getShaderSource:c}},ev=e=>{yw(e.inputs),e.compute(xw(e.inputs),{inputs:[0]})}}),Tw,Ew,tv,JT=Ve(()=>{gt(),Ct(),St(),Tw=(e,r,t,s,n)=>{let o=it("output_data",n,t.length,4),a=ke("a_data",r[1].dataType,r[1].dims.length,4),i=ke("b_data",r[2].dataType,r[2].dims.length,4),l=ke("c_data",r[0].dataType,r[0].dims.length,4),c,p=(d,u,f)=>`select(${u}, ${d}, ${f})`;if(!s)c=o.setByOffset("global_idx",p(a.getByOffset("global_idx"),i.getByOffset("global_idx"),l.getByOffset("global_idx")));else{let d=(u,f,_="")=>{let y=`a_data[index_a${f}][component_a${f}]`,k=`b_data[index_b${f}][component_b${f}]`,w=`bool(c_data[index_c${f}] & (0xffu << (component_c${f} * 8)))`;return` let output_indices${f} = ${o.offsetToIndices(`global_idx * 4u + ${f}u`)}; - let offset_a${f} = ${i.broadcastedIndicesToOffset(`output_indices${f}`,o)}; - let offset_b${f} = ${a.broadcastedIndicesToOffset(`output_indices${f}`,o)}; + let offset_a${f} = ${a.broadcastedIndicesToOffset(`output_indices${f}`,o)}; + let offset_b${f} = ${i.broadcastedIndicesToOffset(`output_indices${f}`,o)}; let offset_c${f} = ${l.broadcastedIndicesToOffset(`output_indices${f}`,o)}; let index_a${f} = offset_a${f} / 4u; let index_b${f} = offset_b${f} / 4u; @@ -2812,24 +2812,24 @@ fn calculateOutputIndex(index: u32) -> u32 { ${d("output_data[global_idx]",2)} ${d("output_data[global_idx]",3)} `}return` - ${e.registerUniform("vec_size","u32").declareVariables(l,i,a,o)} + ${e.registerUniform("vec_size","u32").declareVariables(l,a,i,o)} ${e.mainStart()} ${e.guardAgainstOutOfBoundsWorkgroupSizes("uniforms.vec_size")} ${c} - }`},Ew=e=>{let r=e[1].dims,t=e[2].dims,s=e[0].dims,n=e[1].dataType,o=!(we.areEqual(r,t)&&we.areEqual(t,s)),i=r,a=we.size(r);if(o){let c=lo.calcShape(lo.calcShape(r,t,!1),s,!1);if(!c)throw 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uses_chat_template_file=!1;constructor(l,c,p){super(),this.config=l,this.components=c,this.chat_template=p}get image_processor(){return this.components.image_processor}get tokenizer(){return this.components.tokenizer}get feature_extractor(){return this.components.feature_extractor}apply_chat_template(l,c={}){if(!this.tokenizer)throw new Error("Unable to apply chat template without a tokenizer.");return this.tokenizer.apply_chat_template(l,{tokenize:!1,chat_template:this.chat_template??void 0,...c})}batch_decode(...l){if(!this.tokenizer)throw new Error("Unable to decode without a tokenizer.");return this.tokenizer.batch_decode(...l)}decode(...l){if(!this.tokenizer)throw new Error("Unable to decode without a tokenizer.");return this.tokenizer.decode(...l)}async _call(l,...c){for(const p of[this.image_processor,this.feature_extractor,this.tokenizer])if(p)return p(l,...c);throw new Error("No image processor, feature extractor, or tokenizer found.")}static async 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T=v?n.join(I,"/.cache/"):null,b="/models/",E=v?n.join(I,b):b,x={version:i,backends:{onnx:{}},allowRemoteModels:!0,remoteHost:"https://huggingface.co/",remotePathTemplate:"{model}/resolve/{revision}/",allowLocalModels:!(a||l),localModelPath:E,useFS:_,useBrowserCache:c&&!k,useFSCache:_,cacheDir:T,useCustomCache:!1,customCache:null};function S(O){return Object.keys(O).length===0}}),"./src/generation/configuration_utils.js":((e,r,t)=>{t.r(r),t.d(r,{GenerationConfig:()=>n});var s=t("./src/utils/core.js");class n{max_length=20;max_new_tokens=null;min_length=0;min_new_tokens=null;early_stopping=!1;max_time=null;do_sample=!1;num_beams=1;num_beam_groups=1;penalty_alpha=null;use_cache=!0;temperature=1;top_k=50;top_p=1;typical_p=1;epsilon_cutoff=0;eta_cutoff=0;diversity_penalty=0;repetition_penalty=1;encoder_repetition_penalty=1;length_penalty=1;no_repeat_ngram_size=0;bad_words_ids=null;force_words_ids=null;renormalize_logits=!1;constraints=null;forced_bos_token_id=null;forced_eos_token_id=null;remove_invalid_values=!1;exponential_decay_length_penalty=null;suppress_tokens=null;streamer=null;begin_suppress_tokens=null;forced_decoder_ids=null;guidance_scale=null;num_return_sequences=1;output_attentions=!1;output_hidden_states=!1;output_scores=!1;return_dict_in_generate=!1;pad_token_id=null;bos_token_id=null;eos_token_id=null;encoder_no_repeat_ngram_size=0;decoder_start_token_id=null;generation_kwargs={};constructor(i){Object.assign(this,(0,s.pick)(i,Object.getOwnPropertyNames(this)))}}}),"./src/generation/logits_process.js":((e,r,t)=>{t.r(r),t.d(r,{ClassifierFreeGuidanceLogitsProcessor:()=>w,ForcedBOSTokenLogitsProcessor:()=>l,ForcedEOSTokenLogitsProcessor:()=>c,LogitsProcessor:()=>o,LogitsProcessorList:()=>a,LogitsWarper:()=>i,MinLengthLogitsProcessor:()=>_,MinNewTokensLengthLogitsProcessor:()=>y,NoBadWordsLogitsProcessor:()=>k,NoRepeatNGramLogitsProcessor:()=>u,RepetitionPenaltyLogitsProcessor:()=>f,SuppressTokensAtBeginLogitsProcessor:()=>p,TemperatureLogitsWarper:()=>v,TopKLogitsWarper:()=>T,TopPLogitsWarper:()=>I,WhisperTimeStampLogitsProcessor:()=>d});var s=t("./src/utils/generic.js");t("./src/utils/tensor.js");var n=t("./src/utils/maths.js");class o extends s.Callable{_call(E,x){throw Error("`_call` should be implemented in a subclass")}}class i extends s.Callable{_call(E,x){throw Error("`_call` should be implemented in a subclass")}}class a extends s.Callable{constructor(){super(),this.processors=[]}push(E){this.processors.push(E)}extend(E){this.processors.push(...E)}_call(E,x){let S=x;for(const O of this.processors)S=O(E,S);return S}[Symbol.iterator](){return this.processors.values()}}class l extends o{constructor(E){super(),this.bos_token_id=E}_call(E,x){for(let S=0;S=1&&F[F.length-1]>=this.timestamp_begin,W=F.length<2||F[F.length-2]>=this.timestamp_begin;if(H&&(W?O.subarray(this.timestamp_begin).fill(-1/0):O.subarray(0,this.eos_token_id).fill(-1/0)),E[S].length===this.begin_index&&this.max_initial_timestamp_index!==null){const J=this.timestamp_begin+this.max_initial_timestamp_index;O.subarray(J+1).fill(-1/0)}const 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Got batch size ${x.dims[0]} for the logits and ${E.length} for the input ids.`);const S=E.length,O=x.slice([0,S],null),F=x.slice([S,x.dims[0]],null);for(let H=0;H1)throw new Error(`\`top_p\` must be a float > 0 and < 1, but is ${E}`);if(!Number.isInteger(S)||S<1)throw new Error(`\`min_tokens_to_keep\` must be a positive integer, but is ${S}`);this.top_p=E,this.filter_value=x,this.min_tokens_to_keep=S}}class T extends i{constructor(E,{filter_value:x=-1/0,min_tokens_to_keep:S=1}={}){if(super(),!Number.isInteger(E)||E<0)throw new Error(`\`top_k\` must be a positive integer, but is ${E}`);this.top_k=Math.max(E,S),this.filter_value=x}}}),"./src/generation/logits_sampler.js":((e,r,t)=>{t.r(r),t.d(r,{LogitsSampler:()=>i});var s=t("./src/utils/generic.js"),n=t("./src/utils/tensor.js"),o=t("./src/utils/maths.js");t("./src/generation/configuration_utils.js");class i extends s.Callable{constructor(d){super(),this.generation_config=d}async _call(d){return this.sample(d)}async sample(d){throw Error("sample should be implemented in subclasses.")}getLogits(d,u){let f=d.dims.at(-1),_=d.data;if(u===-1)_=_.slice(-f);else{let y=u*f;_=_.slice(y,y+f)}return _}randomSelect(d){let u=0;for(let _=0;_1)return new c(d);if(d.num_return_sequences>1)throw Error(`num_return_sequences has to be 1 when doing greedy search, but is ${d.num_return_sequences}.`);return new a(d)}}class a extends i{async sample(d){const u=(0,o.max)(d.data)[1];return[[BigInt(u),0]]}}class l extends i{async sample(d){let u=d.dims.at(-1);this.generation_config.top_k>0&&(u=Math.min(this.generation_config.top_k,u));const[f,_]=await(0,n.topk)(d,u),y=(0,o.softmax)(f.data);return Array.from({length:this.generation_config.num_beams},()=>{const k=this.randomSelect(y);return[_.data[k],Math.log(y[k])]})}}class c extends i{async sample(d){let u=d.dims.at(-1);this.generation_config.top_k>0&&(u=Math.min(this.generation_config.top_k,u));const[f,_]=await(0,n.topk)(d,u),y=(0,o.softmax)(f.data);return 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s=t("./src/configs.js"),n=t("./src/backends/onnx.js"),o=t("./src/utils/dtypes.js"),i=t("./src/utils/generic.js"),a=t("./src/utils/core.js"),l=t("./src/utils/hub.js"),c=t("./src/utils/constants.js"),p=t("./src/generation/logits_process.js"),d=t("./src/generation/configuration_utils.js"),u=t("./src/utils/tensor.js"),f=t("./src/utils/image.js"),_=t("./src/utils/maths.js"),y=t("./src/generation/stopping_criteria.js"),k=t("./src/generation/logits_sampler.js"),w=t("./src/env.js"),v=t("./src/models/whisper/generation_whisper.js"),I=t("./src/models/whisper/common_whisper.js");const T={EncoderOnly:0,EncoderDecoder:1,Seq2Seq:2,Vision2Seq:3,DecoderOnly:4,MaskGeneration:5,ImageTextToText:6,Musicgen:7,MultiModality:8,Phi3V:9,AudioTextToText:10,AutoEncoder:11,ImageAudioTextToText:12,Supertonic:13},b=new Map,E=new Map,x=new Map;async function S(g,M,j){let ae=j.config?.["transformers.js_config"]??{},me=j.device??ae.device;me&&typeof me!="string"&&(me.hasOwnProperty(M)?me=me[M]:(console.warn(`device not specified for "${M}". Using the default device.`),me=null));const _e=me??(w.apis.IS_NODE_ENV?"cpu":"wasm"),Se=(0,n.deviceToExecutionProviders)(_e),Le=ae.device_config??{};Le.hasOwnProperty(_e)&&(ae={...ae,...Le[_e]});let Ge=j.dtype??ae.dtype;if(typeof Ge!="string"&&(Ge&&Ge.hasOwnProperty(M)?Ge=Ge[M]:(Ge=o.DEFAULT_DEVICE_DTYPE_MAPPING[_e]??o.DATA_TYPES.fp32,console.warn(`dtype not specified for "${M}". Using the default dtype (${Ge}) for this device (${_e}).`))),Ge===o.DATA_TYPES.auto){let At=ae.dtype;typeof At!="string"&&(At=At?.[M]),At&&At!==o.DATA_TYPES.auto&&o.DATA_TYPES.hasOwnProperty(At)?Ge=At:Ge=o.DEFAULT_DEVICE_DTYPE_MAPPING[_e]??o.DATA_TYPES.fp32}const st=Ge;if(o.DEFAULT_DTYPE_SUFFIX_MAPPING.hasOwnProperty(st)){if(st===o.DATA_TYPES.fp16&&_e==="webgpu"&&!await(0,o.isWebGpuFp16Supported)())throw new Error(`The device (${_e}) does not support fp16.`)}else throw new Error(`Invalid dtype: ${st}. Should be one of: ${Object.keys(o.DATA_TYPES).join(", ")}`);const wt=ae.kv_cache_dtype,bt=wt?typeof wt=="string"?wt:wt[st]??"float32":void 0;if(bt&&!["float32","float16"].includes(bt))throw new Error(`Invalid kv_cache_dtype: ${bt}. Should be one of: float32, float16`);const Pt={dtype:st,kv_cache_dtype:bt,device:_e},mt=o.DEFAULT_DTYPE_SUFFIX_MAPPING[st],Lt=`${M}${mt}.onnx`,_t=`${j.subfolder??""}/${Lt}`,pt={...j.session_options};pt.executionProviders??=Se;const Ft=ae.free_dimension_overrides;Ft?pt.freeDimensionOverrides??=Ft:_e.startsWith("webnn")&&!pt.freeDimensionOverrides&&console.warn(`WebNN does not currently support dynamic shapes and requires 'free_dimension_overrides' to be set in config.json, preferably as a field within config["transformers.js_config"]["device_config"]["${_e}"]. When 'free_dimension_overrides' is not set, you may experience significant performance degradation.`);const Wt=w.apis.IS_NODE_ENV&&w.env.useFSCache,er=(0,l.getModelFile)(g,_t,!0,j,Wt),nr=j.use_external_data_format??ae.use_external_data_format;let pr=[];if(nr){let At;typeof nr=="object"?nr.hasOwnProperty(Lt)?At=nr[Lt]:nr.hasOwnProperty(M)?At=nr[M]:At=!1:At=nr;const cr=+At;if(cr>l.MAX_EXTERNAL_DATA_CHUNKS)throw new Error(`The number of external data chunks (${cr}) exceeds the maximum allowed value (${l.MAX_EXTERNAL_DATA_CHUNKS}).`);for(let kr=0;kr{const eo=await(0,l.getModelFile)(g,Wr,!0,j,Wt);ms(eo instanceof Uint8Array?{path:wn,data:eo}:wn)}))}}else pt.externalData!==void 0&&(pr=pt.externalData.map(async At=>{if(typeof At.data=="string"){const cr=await(0,l.getModelFile)(g,At.data,!0,j);return{...At,data:cr}}return At}));if(pr.length>0){const At=await Promise.all(pr);w.apis.IS_NODE_ENV||(pt.externalData=At)}if(_e==="webgpu"){const At=(0,s.getCacheShapes)(j.config,{prefix:"present"});if(Object.keys(At).length>0&&!(0,n.isONNXProxy)()){const cr={};for(const kr in At)cr[kr]="gpu-buffer";pt.preferredOutputLocation=cr}}return{buffer_or_path:await er,session_options:pt,session_config:Pt}}async function O(g,M,j){return Object.fromEntries(await Promise.all(Object.keys(M).map(async ae=>{const{buffer_or_path:me,session_options:_e,session_config:Se}=await S(g,M[ae],j),Le=await(0,n.createInferenceSession)(me,_e,Se);return[ae,Le]})))}async function F(g,M,j){return Object.fromEntries(await Promise.all(Object.keys(M).map(async ae=>{const me=await(0,l.getModelJSON)(g,M[ae],!1,j);return[ae,me]})))}function H(g,M){const j=Object.create(null),ae=[];for(const Se of g.inputNames){const Le=M[Se];if(!(Le instanceof u.Tensor)){ae.push(Se);continue}j[Se]=(0,n.isONNXProxy)()?Le.clone():Le}if(ae.length>0)throw new Error(`An error occurred during model execution: "Missing the following inputs: ${ae.join(", ")}.`);const me=Object.keys(M).length,_e=g.inputNames.length;if(me>_e){let Se=Object.keys(M).filter(Le=>!g.inputNames.includes(Le));console.warn(`WARNING: Too many inputs were provided (${me} > ${_e}). The following inputs will be ignored: "${Se.join(", ")}".`)}return j}async function W(g,M){const j=H(g,M);try{const ae=Object.fromEntries(Object.entries(j).map(([_e,Se])=>[_e,Se.ort_tensor])),me=await(0,n.runInferenceSession)(g,ae);return B(me)}catch(ae){const me=Object.fromEntries(Object.entries(j).map(([_e,Se])=>{const Le={type:Se.type,dims:Se.dims,location:Se.location};return Le.location!=="gpu-buffer"&&(Le.data=Se.data),[_e,Le]}));throw console.error(`An error occurred during model execution: "${ae}".`),console.error("Inputs given to model:",me),ae}}function B(g){for(let M in g)(0,n.isONNXTensor)(g[M])?g[M]=new u.Tensor(g[M]):typeof g[M]=="object"&&B(g[M]);return g}function Y(g){if(g instanceof u.Tensor)return g;if(g.length===0)throw Error("items must be non-empty");if(Array.isArray(g[0])){if(g.some(M=>M.length!==g[0].length))throw Error("Unable to create tensor, you should probably activate truncation and/or padding with 'padding=True' and/or 'truncation=True' to have batched tensors with the same length.");return new u.Tensor("int64",BigInt64Array.from(g.flat().map(M=>BigInt(M))),[g.length,g[0].length])}else return new u.Tensor("int64",BigInt64Array.from(g.map(M=>BigInt(M))),[1,g.length])}function X(g){return new u.Tensor("bool",[g],[1])}async function J(g,M){let{encoder_outputs:j,input_ids:ae,decoder_input_ids:me,..._e}=M;if(!j){const Le=(0,a.pick)(M,g.sessions.model.inputNames);j=(await re(g,Le)).last_hidden_state}return _e.input_ids=me,_e.encoder_hidden_states=j,g.sessions.decoder_model_merged.inputNames.includes("encoder_attention_mask")&&(_e.encoder_attention_mask=M.attention_mask),await le(g,_e,!0)}async function re(g,M){const j=g.sessions.model,ae=(0,a.pick)(M,j.inputNames);if(j.inputNames.includes("inputs_embeds")&&!ae.inputs_embeds){if(!M.input_ids)throw new Error("Both `input_ids` and `inputs_embeds` are missing in the model inputs.");ae.inputs_embeds=await g.encode_text({input_ids:M.input_ids})}if(j.inputNames.includes("token_type_ids")&&!ae.token_type_ids){if(!ae.input_ids)throw new Error("Both `input_ids` and `token_type_ids` are missing in the model inputs.");ae.token_type_ids=(0,u.zeros_like)(ae.input_ids)}if(j.inputNames.includes("pixel_mask")&&!ae.pixel_mask){if(!ae.pixel_values)throw new Error("Both `pixel_values` and `pixel_mask` are missing in the model inputs.");const me=ae.pixel_values.dims;ae.pixel_mask=(0,u.ones)([me[0],me[2],me[3]])}return await W(j,ae)}async function ne(g,M){const j=await g.encode(M);return await g.decode(j)}async function le(g,M,j=!1){const ae=g.sessions[j?"decoder_model_merged":"model"],{past_key_values:me,..._e}=M;if(ae.inputNames.includes("use_cache_branch")&&(_e.use_cache_branch=X(!!me)),ae.inputNames.includes("position_ids")&&_e.attention_mask&&!_e.position_ids){const Le=["paligemma","gemma3_text","gemma3"].includes(g.config.model_type)?1:0;_e.position_ids=Ae(_e,me,Le)}g.addPastKeyValues(_e,me);const Se=(0,a.pick)(_e,ae.inputNames);return await W(ae,Se)}function pe({modality_token_id:g,inputs_embeds:M,modality_features:j,input_ids:ae,attention_mask:me}){const _e=ae.tolist().map(st=>st.reduce((wt,bt,Pt)=>(bt==g&&wt.push(Pt),wt),[])),Se=_e.reduce((st,wt)=>st+wt.length,0),Le=j.dims[0];if(Se!==Le)throw new Error(`Number of tokens and features do not match: tokens: ${Se}, features ${Le}`);let Ge=0;for(let st=0;st<_e.length;++st){const wt=_e[st],bt=M[st];for(let Pt=0;Pt_e.dims[1]||me<_e.dims[1]&&(j.input_ids=_e.slice(null,[me,null]))}return j}function je(g,M,j,ae){return j.past_key_values&&(M=M.map(me=>[me.at(-1)])),{...j,decoder_input_ids:Y(M)}}function Te(g,...M){return g.config.is_encoder_decoder?je(g,...M):Ie(g,...M)}function Q(g,M,j,ae){const me=!!j.past_key_values;return ae.guidance_scale!==null&&ae.guidance_scale>1&&(me?j.input_ids=(0,u.cat)([j.input_ids,j.input_ids],0):(j.input_ids=(0,u.cat)([j.input_ids,(0,u.full_like)(j.input_ids,BigInt(ae.pad_token_id))],0),j.attention_mask=(0,u.cat)([j.attention_mask,(0,u.full_like)(j.attention_mask,0n)],0))),(me||!j.pixel_values)&&(j.pixel_values=(0,u.full)([0,0,3,384,384],1)),me&&(j.images_seq_mask=new u.Tensor("bool",new Array(1).fill(!0).fill(!1,0,1),[1,1]),j.images_emb_mask=new u.Tensor("bool",new Array(0).fill(!1),[1,1,0])),j}class z extends i.Callable{main_input_name="input_ids";forward_params=["input_ids","attention_mask"];constructor(M,j,ae){super(),this.config=M,this.sessions=j,this.configs=ae;const me=x.get(this.constructor),_e=b.get(me);switch(this.can_generate=!1,this._forward=null,this._prepare_inputs_for_generation=null,_e){case T.DecoderOnly:this.can_generate=!0,this._forward=le,this._prepare_inputs_for_generation=Ie;break;case T.Seq2Seq:case T.Vision2Seq:case T.Musicgen:this.can_generate=!0,this._forward=J,this._prepare_inputs_for_generation=je;break;case T.EncoderDecoder:this._forward=J;break;case T.ImageTextToText:this.can_generate=!0,this._forward=te,this._prepare_inputs_for_generation=Te;break;case T.AudioTextToText:this.can_generate=!0,this._forward=D,this._prepare_inputs_for_generation=Te;break;case T.Phi3V:case T.ImageAudioTextToText:this.can_generate=!0,this._prepare_inputs_for_generation=Te;break;case T.MultiModality:this.can_generate=!0,this._prepare_inputs_for_generation=Q;break;case T.AutoEncoder:this._forward=ne;break;default:this._forward=re;break}this.can_generate&&this.forward_params.push("past_key_values"),this.custom_config=this.config["transformers.js_config"]??{}}async dispose(){const M=[];for(const j of Object.values(this.sessions))j?.handler?.dispose&&M.push(j.handler.dispose());return await Promise.all(M)}static async from_pretrained(M,{progress_callback:j=null,config:ae=null,cache_dir:me=null,local_files_only:_e=!1,revision:Se="main",model_file_name:Le=null,subfolder:Ge="onnx",device:st=null,dtype:wt=null,use_external_data_format:bt=null,session_options:Pt={}}={}){let mt={progress_callback:j,config:ae,cache_dir:me,local_files_only:_e,revision:Se,model_file_name:Le,subfolder:Ge,device:st,dtype:wt,use_external_data_format:bt,session_options:Pt};const Lt=x.get(this),_t=b.get(Lt);ae=mt.config=await s.AutoConfig.from_pretrained(M,mt);let pt;if(_t===T.DecoderOnly)pt=await Promise.all([O(M,{model:mt.model_file_name??"model"},mt),F(M,{generation_config:"generation_config.json"},mt)]);else if(_t===T.Seq2Seq||_t===T.Vision2Seq)pt=await Promise.all([O(M,{model:"encoder_model",decoder_model_merged:"decoder_model_merged"},mt),F(M,{generation_config:"generation_config.json"},mt)]);else if(_t===T.MaskGeneration)pt=await Promise.all([O(M,{model:"vision_encoder",prompt_encoder_mask_decoder:"prompt_encoder_mask_decoder"},mt)]);else if(_t===T.EncoderDecoder)pt=await Promise.all([O(M,{model:"encoder_model",decoder_model_merged:"decoder_model_merged"},mt)]);else if(_t===T.ImageTextToText){const Ft={embed_tokens:"embed_tokens",vision_encoder:"vision_encoder",decoder_model_merged:"decoder_model_merged"};ae.is_encoder_decoder&&(Ft.model="encoder_model"),pt=await Promise.all([O(M,Ft,mt),F(M,{generation_config:"generation_config.json"},mt)])}else if(_t===T.AudioTextToText){const Ft={embed_tokens:"embed_tokens",audio_encoder:"audio_encoder",decoder_model_merged:"decoder_model_merged"};pt=await Promise.all([O(M,Ft,mt),F(M,{generation_config:"generation_config.json"},mt)])}else if(_t===T.ImageAudioTextToText){const Ft={embed_tokens:"embed_tokens",audio_encoder:"audio_encoder",vision_encoder:"vision_encoder",decoder_model_merged:"decoder_model_merged"};pt=await Promise.all([O(M,Ft,mt),F(M,{generation_config:"generation_config.json"},mt)])}else if(_t===T.Musicgen)pt=await Promise.all([O(M,{model:"text_encoder",decoder_model_merged:"decoder_model_merged",encodec_decode:"encodec_decode"},mt),F(M,{generation_config:"generation_config.json"},mt)]);else if(_t===T.MultiModality)pt=await Promise.all([O(M,{prepare_inputs_embeds:"prepare_inputs_embeds",model:"language_model",lm_head:"lm_head",gen_head:"gen_head",gen_img_embeds:"gen_img_embeds",image_decode:"image_decode"},mt),F(M,{generation_config:"generation_config.json"},mt)]);else if(_t===T.Phi3V)pt=await Promise.all([O(M,{prepare_inputs_embeds:"prepare_inputs_embeds",model:"model",vision_encoder:"vision_encoder"},mt),F(M,{generation_config:"generation_config.json"},mt)]);else if(_t===T.AutoEncoder)pt=await Promise.all([O(M,{encoder_model:"encoder_model",decoder_model:"decoder_model"},mt)]);else if(_t===T.Supertonic)pt=await Promise.all([O(M,{text_encoder:"text_encoder",latent_denoiser:"latent_denoiser",voice_decoder:"voice_decoder"},mt)]);else{if(_t!==T.EncoderOnly){const Ft=Lt??ae?.model_type;Ft!=="custom"&&console.warn(`Model type for '${Ft}' not found, assuming encoder-only architecture. Please report this at ${c.GITHUB_ISSUE_URL}.`)}pt=await Promise.all([O(M,{model:mt.model_file_name??"model"},mt)])}return new this(ae,...pt)}async _call(M){return await this.forward(M)}async forward(M){return await this._forward(this,M)}get generation_config(){return this.configs?.generation_config??null}_get_logits_processor(M,j,ae=null){const me=new p.LogitsProcessorList;if(M.repetition_penalty!==null&&M.repetition_penalty!==1&&me.push(new p.RepetitionPenaltyLogitsProcessor(M.repetition_penalty)),M.no_repeat_ngram_size!==null&&M.no_repeat_ngram_size>0&&me.push(new p.NoRepeatNGramLogitsProcessor(M.no_repeat_ngram_size)),M.bad_words_ids!==null&&me.push(new p.NoBadWordsLogitsProcessor(M.bad_words_ids,M.eos_token_id)),M.min_length!==null&&M.eos_token_id!==null&&M.min_length>0&&me.push(new p.MinLengthLogitsProcessor(M.min_length,M.eos_token_id)),M.min_new_tokens!==null&&M.eos_token_id!==null&&M.min_new_tokens>0&&me.push(new p.MinNewTokensLengthLogitsProcessor(j,M.min_new_tokens,M.eos_token_id)),M.forced_bos_token_id!==null&&me.push(new p.ForcedBOSTokenLogitsProcessor(M.forced_bos_token_id)),M.forced_eos_token_id!==null&&me.push(new p.ForcedEOSTokenLogitsProcessor(M.max_length,M.forced_eos_token_id)),M.begin_suppress_tokens!==null){const _e=j>1||M.forced_bos_token_id===null?j:j+1;me.push(new p.SuppressTokensAtBeginLogitsProcessor(M.begin_suppress_tokens,_e))}return M.guidance_scale!==null&&M.guidance_scale>1&&me.push(new p.ClassifierFreeGuidanceLogitsProcessor(M.guidance_scale)),M.temperature===0&&M.do_sample&&(console.warn("`do_sample` changed to false because `temperature: 0` implies greedy sampling (always selecting the most likely token), which is incompatible with `do_sample: true`."),M.do_sample=!1),M.do_sample&&M.temperature!==null&&M.temperature!==1&&me.push(new p.TemperatureLogitsWarper(M.temperature)),ae!==null&&me.extend(ae),me}_prepare_generation_config(M,j,ae=d.GenerationConfig){const me={...this.config};for(const Se of["decoder","generator","text_config"])Se in me&&Object.assign(me,me[Se]);const _e=new ae(me);return Object.assign(_e,this.generation_config??{}),M&&Object.assign(_e,M),j&&Object.assign(_e,(0,a.pick)(j,Object.getOwnPropertyNames(_e))),_e}_get_stopping_criteria(M,j=null){const ae=new y.StoppingCriteriaList;return M.max_length!==null&&ae.push(new y.MaxLengthCriteria(M.max_length,this.config.max_position_embeddings??null)),M.eos_token_id!==null&&ae.push(new y.EosTokenCriteria(M.eos_token_id)),j&&ae.extend(j),ae}_validate_model_class(){if(!this.can_generate){const M=[jl,Vl,Nl,Rl],j=x.get(this.constructor),ae=new Set,me=this.config.model_type;for(const Se of M){const Le=Se.get(me);Le&&ae.add(Le[0])}let _e=`The current model class (${j}) is not compatible with \`.generate()\`, as it doesn't have a language model head.`;throw ae.size>0&&(_e+=` Please use the following class instead: ${[...ae].join(", ")}`),Error(_e)}}prepare_inputs_for_generation(...M){return this._prepare_inputs_for_generation(this,...M)}_update_model_kwargs_for_generation({generated_input_ids:M,outputs:j,model_inputs:ae,is_encoder_decoder:me}){return ae.past_key_values=this.getPastKeyValues(j,ae.past_key_values),ae.input_ids=new u.Tensor("int64",M.flat(),[M.length,1]),me||(ae.attention_mask=(0,u.cat)([ae.attention_mask,(0,u.ones)([ae.attention_mask.dims[0],1])],1)),ae.position_ids=null,ae}_prepare_model_inputs({inputs:M,bos_token_id:j,model_kwargs:ae}){const me=(0,a.pick)(ae,this.forward_params),_e=this.main_input_name;if(_e in me){if(M)throw new Error("`inputs`: {inputs}` were passed alongside {input_name} which is not allowed. Make sure to either pass {inputs} or {input_name}=...")}else me[_e]=M;return{inputs_tensor:me[_e],model_inputs:me,model_input_name:_e}}async _prepare_encoder_decoder_kwargs_for_generation({inputs_tensor:M,model_inputs:j,model_input_name:ae,generation_config:me}){if(this.sessions.model.inputNames.includes("inputs_embeds")&&!j.inputs_embeds&&"_prepare_inputs_embeds"in this){const{input_ids:Se,pixel_values:Le,attention_mask:Ge,...st}=j,wt=await this._prepare_inputs_embeds(j);j={...st,...(0,a.pick)(wt,["inputs_embeds","attention_mask"])}}let{last_hidden_state:_e}=await re(this,j);if(me.guidance_scale!==null&&me.guidance_scale>1)_e=(0,u.cat)([_e,(0,u.full_like)(_e,0)],0),"attention_mask"in j&&(j.attention_mask=(0,u.cat)([j.attention_mask,(0,u.zeros_like)(j.attention_mask)],0));else if(j.decoder_input_ids){const Se=Y(j.decoder_input_ids).dims[0];if(Se!==_e.dims[0]){if(_e.dims[0]!==1)throw new Error(`The encoder outputs have a different batch size (${_e.dims[0]}) than the decoder inputs (${Se}).`);_e=(0,u.cat)(Array.from({length:Se},()=>_e),0)}}return j.encoder_outputs=_e,j}_prepare_decoder_input_ids_for_generation({batch_size:M,model_input_name:j,model_kwargs:ae,decoder_start_token_id:me,bos_token_id:_e,generation_config:Se}){let{decoder_input_ids:Le,...Ge}=ae;if(!(Le instanceof u.Tensor)){if(Le)Array.isArray(Le[0])||(Le=Array.from({length:M},()=>Le));else if(me??=_e,this.config.model_type==="musicgen")Le=Array.from({length:M*this.config.decoder.num_codebooks},()=>[me]);else if(Array.isArray(me)){if(me.length!==M)throw new Error(`\`decoder_start_token_id\` expcted to have length ${M} but got ${me.length}`);Le=me}else Le=Array.from({length:M},()=>[me]);Le=Y(Le)}return ae.decoder_attention_mask=(0,u.ones_like)(Le),{input_ids:Le,model_inputs:Ge}}async generate({inputs:M=null,generation_config:j=null,logits_processor:ae=null,stopping_criteria:me=null,streamer:_e=null,...Se}){this._validate_model_class(),j=this._prepare_generation_config(j,Se);let{inputs_tensor:Le,model_inputs:Ge,model_input_name:st}=this._prepare_model_inputs({inputs:M,model_kwargs:Se});const wt=this.config.is_encoder_decoder;wt&&("encoder_outputs"in Ge||(Ge=await this._prepare_encoder_decoder_kwargs_for_generation({inputs_tensor:Le,model_inputs:Ge,model_input_name:st,generation_config:j})));let bt;wt?{input_ids:bt,model_inputs:Ge}=this._prepare_decoder_input_ids_for_generation({batch_size:Ge[st].dims.at(0),model_input_name:st,model_kwargs:Ge,decoder_start_token_id:j.decoder_start_token_id,bos_token_id:j.bos_token_id,generation_config:j}):bt=Ge[st];let Pt=bt.dims.at(-1);j.max_new_tokens!==null&&(j.max_length=Pt+j.max_new_tokens);const mt=this._get_logits_processor(j,Pt,ae),Lt=this._get_stopping_criteria(j,me),_t=Ge[st].dims.at(0),pt=k.LogitsSampler.getSampler(j),Ft=new Array(_t).fill(0),Wt=bt.tolist();_e&&_e.put(Wt);let er,nr={};for(;;){if(Ge=this.prepare_inputs_for_generation(Wt,Ge,j),er=await this.forward(Ge),j.output_attentions&&j.return_dict_in_generate){const Wr=this.getAttentions(er);for(const ms in Wr)ms in nr||(nr[ms]=[]),nr[ms].push(Wr[ms])}const At=er.logits.slice(null,-1,null),cr=mt(Wt,At),kr=[];for(let Wr=0;WrWr))break;Ge=this._update_model_kwargs_for_generation({generated_input_ids:kr,outputs:er,model_inputs:Ge,is_encoder_decoder:wt})}_e&&_e.end();const pr=this.getPastKeyValues(er,Ge.past_key_values,!0),fr=new u.Tensor("int64",Wt.flat(),[Wt.length,Wt[0].length]);if(j.return_dict_in_generate)return{sequences:fr,past_key_values:pr,...nr};for(const At of Object.values(er))At.location==="gpu-buffer"&&At.dispose();return fr}getPastKeyValues(M,j,ae=!1){const me=Object.create(null);for(const _e in M)if(_e.startsWith("present")){const Se=_e.replace("present_conv","past_conv").replace("present","past_key_values"),Le=_e.includes("encoder");if(Le&&j?me[Se]=j[Se]:me[Se]=M[_e],j&&(!Le||ae)){const Ge=j[Se];Ge.location==="gpu-buffer"&&Ge.dispose()}}return me}getAttentions(M){const j={};for(const ae of["cross_attentions","encoder_attentions","decoder_attentions"])for(const me in M)me.startsWith(ae)&&(ae in j||(j[ae]=[]),j[ae].push(M[me]));return j}addPastKeyValues(M,j){if(j)Object.assign(M,j);else{const ae=this.sessions.decoder_model_merged??this.sessions.model,me=(M[this.main_input_name]??M.attention_mask)?.dims?.[0]??1,_e=ae?.config?.kv_cache_dtype??"float32",Se=_e==="float16"?u.DataTypeMap.float16:u.DataTypeMap.float32,Le=(0,s.getCacheShapes)(this.config,{batch_size:me});for(const Ge in Le){const st=Le[Ge].reduce((wt,bt)=>wt*bt,1);M[Ge]=new u.Tensor(_e,new Se(st),Le[Ge])}}}async encode_image({pixel_values:M}){return(await W(this.sessions.vision_encoder,{pixel_values:M})).image_features}async encode_text({input_ids:M}){return(await W(this.sessions.embed_tokens,{input_ids:M})).inputs_embeds}async encode_audio({audio_values:M}){return(await W(this.sessions.audio_encoder,{audio_values:M})).audio_features}}class de{}class be extends de{constructor({last_hidden_state:M,hidden_states:j=null,attentions:ae=null}){super(),this.last_hidden_state=M,this.hidden_states=j,this.attentions=ae}}class ve extends z{}class xe extends ve{}class Ce extends ve{async _call(M){return new $r(await super._call(M))}}class ge extends ve{async _call(M){return new xt(await super._call(M))}}class De extends ve{async _call(M){return new Pr(await super._call(M))}}class fe extends ve{async _call(M){return new Br(await super._call(M))}}class Ee extends z{}class We extends Ee{}class Fe extends Ee{async _call(M){return new $r(await super._call(M))}}class tt extends Ee{async _call(M){return new xt(await super._call(M))}}class Re extends Ee{async _call(M){return new Pr(await super._call(M))}}class rt extends Ee{async _call(M){return new Br(await super._call(M))}}class Ze extends z{}class Ne extends Ze{}class Oe extends Ze{async _call(M){return new $r(await super._call(M))}}class ot extends Ze{async _call(M){return new xt(await super._call(M))}}class ht extends Ze{async _call(M){return new Pr(await super._call(M))}}class Rt extends z{}class It extends Rt{}class gr extends Rt{}class Or extends z{}class zt extends Or{}class Rr extends z{}class qs extends Rr{}class Qs extends Rr{async _call(M){return new $r(await super._call(M))}}class Xs extends Rr{async _call(M){return new xt(await super._call(M))}}class or extends Rr{async _call(M){return new Pr(await super._call(M))}}class Sr extends Rr{async _call(M){return new Br(await super._call(M))}}class Qr extends z{}class Bs extends Qr{}class ft extends Qr{async _call(M){return new $r(await super._call(M))}}class qt extends Qr{async _call(M){return new xt(await super._call(M))}}class Ps extends Qr{async _call(M){return new Pr(await super._call(M))}}class Cs extends Qr{async _call(M){return new Br(await super._call(M))}}class Kr extends z{}class yt extends Kr{}class Ss extends Kr{async _call(M){return new $r(await super._call(M))}}class C extends Kr{async _call(M){return new xt(await super._call(M))}}class q extends Kr{async _call(M){return new Pr(await super._call(M))}}class R extends Kr{async _call(M){return new Br(await super._call(M))}}class G extends z{}class Z extends G{}class ce extends G{async _call(M){return new $r(await super._call(M))}}class ye extends G{async _call(M){return new xt(await super._call(M))}}class et extends G{async _call(M){return new Pr(await super._call(M))}}class ut extends G{async _call(M){return new Br(await super._call(M))}}class He extends z{}class Mt extends He{}class qe extends He{async _call(M){return new $r(await super._call(M))}}class Tt extends He{async _call(M){return new xt(await super._call(M))}}class kt extends He{async _call(M){return new Pr(await super._call(M))}}class Mr extends He{async _call(M){return new Br(await super._call(M))}}class dr extends z{}class ar extends dr{}class Tr extends dr{async _call(M){return new $r(await super._call(M))}}class Is extends dr{async _call(M){return new xt(await super._call(M))}}class Dr extends dr{async _call(M){return new Pr(await super._call(M))}}class $s extends dr{async _call(M){return new Br(await super._call(M))}}class Lr extends z{}class zr extends Lr{}class ts extends Lr{async _call(M){return new xt(await super._call(M))}}class wr extends Lr{async _call(M){return new Pr(await super._call(M))}}class ir extends Lr{async _call(M){return new Br(await super._call(M))}}class Hr extends Lr{async _call(M){return new $r(await super._call(M))}}class rs extends z{}class Rs extends rs{}class ks extends rs{async _call(M){return new $r(await super._call(M))}}class As extends rs{async _call(M){return new xt(await super._call(M))}}class Fs extends rs{async _call(M){return new Pr(await super._call(M))}}class ss extends z{}class Nr extends ss{}class ze extends ss{async _call(M){return new $r(await super._call(M))}}class Ue extends ss{async _call(M){return new xt(await super._call(M))}}class nt extends ss{async _call(M){return new Br(await super._call(M))}}class Kt extends z{}class Ns extends Kt{}class Os extends Kt{async _call(M){return new $r(await super._call(M))}}class js extends Kt{async _call(M){return new xt(await super._call(M))}}class Dn extends Kt{async _call(M){return new Pr(await super._call(M))}}class ue extends Kt{async _call(M){return new Br(await super._call(M))}}class $ extends z{}class U extends ${}class ee extends ${async _call(M){return new $r(await super._call(M))}}class se extends ${async _call(M){return new xt(await super._call(M))}}class Me extends ${async _call(M){return new Br(await super._call(M))}}class $e extends z{}class Xe extends $e{}class Je extends $e{async _call(M){return new xt(await super._call(M))}}class Ye extends $e{async _call(M){return new Br(await super._call(M))}}class Ke extends $e{async _call(M){return new $r(await super._call(M))}}class $t extends z{forward_params=["input_ids","attention_mask","encoder_outputs","decoder_input_ids","decoder_attention_mask","past_key_values"]}class Et extends $t{}class rr extends $t{}class br extends z{}class Xt extends br{}class sr extends br{}class Ht extends z{}class qr extends Ht{}class ns extends Ht{}class Er extends z{}class ds extends Er{}class Yt extends Er{}class hr extends Er{async _call(M){return new xt(await super._call(M))}}class Ir extends z{}class Xr extends Ir{}class ps extends Ir{}class yr extends Ir{async _call(M){return new xt(await super._call(M))}}class os extends Ir{}class vr extends z{}class Zt extends vr{}class _r extends vr{}class lr extends z{}class Ur extends lr{}class Js extends lr{}class Ds extends z{}class po extends Ds{}class ra extends Ds{async _call(M){return new $r(await super._call(M))}}class sa extends Ds{async _call(M){return new xt(await super._call(M))}}class na extends Ds{async _call(M){return new Pr(await super._call(M))}}class oa extends Ds{async _call(M){return new Br(await super._call(M))}}class Ys extends z{}class aa extends Ys{}class ia extends Ys{async _call(M){return new $r(await super._call(M))}}class la extends Ys{async _call(M){return new xt(await super._call(M))}}class ca extends Ys{async _call(M){return new Pr(await super._call(M))}}class ua extends Ys{async _call(M){return new Br(await super._call(M))}}class Zs extends z{}class da extends Zs{}class mo extends Zs{async _call(M){return new $r(await super._call(M))}}class ho extends Zs{async _call(M){return new xt(await super._call(M))}}class _o extends Zs{async _call(M){return new Pr(await super._call(M))}}class pa extends Zs{async _call(M){return new Br(await super._call(M))}}class fo extends z{}class go extends fo{}class Mo extends fo{}class Vs extends z{requires_attention_mask=!1;main_input_name="input_features";forward_params=["input_features","attention_mask","decoder_input_ids","decoder_attention_mask","past_key_values"]}class ma extends Vs{}class Ln extends Vs{_prepare_generation_config(M,j){return super._prepare_generation_config(M,j,v.WhisperGenerationConfig)}_retrieve_init_tokens(M){const j=[M.decoder_start_token_id];let ae=M.language;const me=M.task;if(M.is_multilingual){ae||(console.warn("No language specified - defaulting to English (en)."),ae="en");const Se=`<|${(0,I.whisper_language_to_code)(ae)}|>`;j.push(M.lang_to_id[Se]),j.push(M.task_to_id[me??"transcribe"])}else if(ae||me)throw new Error("Cannot specify `task` or `language` for an English-only model. If the model is intended to be multilingual, pass `is_multilingual=true` to generate, or update the generation config.");return!M.return_timestamps&&M.no_timestamps_token_id&&j.at(-1)!==M.no_timestamps_token_id?j.push(M.no_timestamps_token_id):M.return_timestamps&&j.at(-1)===M.no_timestamps_token_id&&(console.warn("<|notimestamps|> prompt token is removed from generation_config since `return_timestamps` is set to `true`."),j.pop()),j.filter(_e=>_e!=null)}async generate({inputs:M=null,generation_config:j=null,logits_processor:ae=null,stopping_criteria:me=null,..._e}){j=this._prepare_generation_config(j,_e);const Se=_e.decoder_input_ids??this._retrieve_init_tokens(j);if(j.return_timestamps&&(ae??=new p.LogitsProcessorList,ae.push(new p.WhisperTimeStampLogitsProcessor(j,Se))),j.begin_suppress_tokens&&(ae??=new p.LogitsProcessorList,ae.push(new p.SuppressTokensAtBeginLogitsProcessor(j.begin_suppress_tokens,Se.length))),j.return_token_timestamps){if(!j.alignment_heads)throw new Error("Model generation config has no `alignment_heads`, token-level timestamps not available. See https://gist.github.com/hollance/42e32852f24243b748ae6bc1f985b13a on how to add this property to the generation config.");j.task==="translate"&&console.warn("Token-level timestamps may not be reliable for task 'translate'."),j.output_attentions=!0,j.return_dict_in_generate=!0}const Le=await super.generate({inputs:M,generation_config:j,logits_processor:ae,decoder_input_ids:Se,..._e});return j.return_token_timestamps&&(Le.token_timestamps=this._extract_token_timestamps(Le,j.alignment_heads,j.num_frames)),Le}_extract_token_timestamps(M,j,ae=null,me=.02){if(!M.cross_attentions)throw new Error("Model outputs must contain cross attentions to extract timestamps. This is most likely because the model was not exported with `output_attentions=True`.");ae==null&&console.warn("`num_frames` has not been set, meaning the entire audio will be analyzed. This may lead to inaccurate token-level timestamps for short audios (< 30 seconds).");let _e=this.config.median_filter_width;_e===void 0&&(console.warn("Model config has no `median_filter_width`, using default value of 7."),_e=7);const Se=M.cross_attentions,Le=Array.from({length:this.config.decoder_layers},(_t,pt)=>(0,u.cat)(Se.map(Ft=>Ft[pt]),2)),Ge=(0,u.stack)(j.map(([_t,pt])=>{if(_t>=Le.length)throw new Error(`Layer index ${_t} is out of bounds for cross attentions (length ${Le.length}).`);return ae?Le[_t].slice(null,pt,null,[0,ae]):Le[_t].slice(null,pt)})).transpose(1,0,2,3),[st,wt]=(0,u.std_mean)(Ge,-2,0,!0),bt=Ge.clone();for(let _t=0;_tFt[At+1]-Ft[At]),nr=(0,a.mergeArrays)([1],er).map(fr=>!!fr),pr=[];for(let fr=0;frArray.from({length:M.dims[0]},er=>Array.from({length:M.dims[1]},nr=>1))),Lt=j?j.tolist():[],_t=ae?ae.tolist():[];let pt=0,Ft=0;for(let Wt=0;WtPt[Wt][Cr]==1),pr=er.reduce((tr,Cr,sn)=>(Cr==Ge&&tr.push(sn),tr),[]).map(tr=>er[tr+1]),fr=pr.filter(tr=>tr==Se).length,At=pr.filter(tr=>tr==Le).length;let cr=[],kr=0,wn=fr,Wr=At;for(let tr=0;trhs>kr&&yn==Se),sn=er.findIndex((yn,hs)=>hs>kr&&yn==Le),bn=wn>0&&Cr!==-1?Cr:er.length+1,to=Wr>0&&sn!==-1?sn:er.length+1;let Wa,Ul,Wl,Gl;bn0?(0,_.max)(cr.at(-1))[0]+1:0;cr.push(Array.from({length:3*Hl},(yn,hs)=>Y_+hs%Hl));const ql=Hl+Y_,Ka=Mx*Kl*Ga,wx=Array.from({length:Ka},(yn,hs)=>ql+Math.floor(hs/(Kl*Ga))),bx=Array.from({length:Ka},(yn,hs)=>ql+Math.floor(hs/Ga)%Kl),yx=Array.from({length:Ka},(yn,hs)=>ql+hs%Ga);cr.push([wx,bx,yx].flat()),kr=Wa+Ka}if(kr0?(0,_.max)(cr.at(-1))[0]+1:0,Cr=er.length-kr;cr.push(Array.from({length:3*Cr},(sn,bn)=>tr+bn%Cr))}const ms=cr.reduce((tr,Cr)=>tr+Cr.length,0),Zn=new Array(ms);let eo=0;for(let tr=0;tr<3;++tr)for(let Cr=0;Crbt[pt%bt.length]),Lt=Array.from({length:Pt[0]},(_t,pt)=>(0,_.max)(bt.subarray(Pt[1]*pt,Pt[1]*(pt+1)))[0]+1n+BigInt(Pt[1]));return[new u.Tensor("int64",mt,[3,...Pt]),new u.Tensor("int64",Lt,[Lt.length,1])]}else{const[bt,Pt]=M.dims,mt=BigInt64Array.from({length:3*bt*Pt},(Lt,_t)=>BigInt(Math.floor(_t%Pt/bt)));return[new u.Tensor("int64",mt,[3,...M.dims]),(0,u.zeros)([bt,1])]}}async encode_image({pixel_values:M,image_grid_thw:j}){return(await W(this.sessions.vision_encoder,{pixel_values:M,grid_thw:j})).image_features}_merge_input_ids_with_image_features(M){return oe({image_token_id:this.config.image_token_id,...M})}prepare_inputs_for_generation(M,j,ae){if(j.attention_mask&&!j.position_ids)if(!j.past_key_values)[j.position_ids,j.rope_deltas]=this.get_rope_index(j.input_ids,j.image_grid_thw,j.video_grid_thw,j.attention_mask);else{j.pixel_values=null;const me=BigInt(Object.values(j.past_key_values)[0].dims.at(-2)),_e=j.rope_deltas.map(Se=>me+Se);j.position_ids=(0,u.stack)([_e,_e,_e],0)}return j}}class ji extends z{}class kd extends ji{}class Ad extends ji{}class Vi extends z{}class Fd extends Vi{}class Od extends Vi{}class Ui extends z{}class Dd extends Ui{}class Ld extends Ui{}class Wi extends z{}class zd extends Wi{}class Bd extends Wi{}class Gi extends z{}class Rd extends Gi{}class Nd extends Gi{}class Ki extends z{}class jd extends Ki{}class Vd extends Ki{async _call(M){return new xt(await super._call(M))}}class Hi extends z{}class Ud extends Hi{}class Wd extends Hi{async _call(M){return new xt(await super._call(M))}}class Gd extends z{}class Kd extends Gd{}class qi extends z{}class Hd extends qi{}class qd extends qi{async _call(M){return new xt(await super._call(M))}}class Qd extends z{}class Xd extends Qd{}class Qi extends z{}class Jd extends Qi{}class Yd extends Qi{async _call(M){return new xt(await super._call(M))}}class Zd extends z{}class ep extends Zd{}class Xi extends z{}class tp extends Xi{}class rp extends Xi{async _call(M){return new xt(await super._call(M))}}class sp extends z{}class np extends sp{async _call(M){return new X_(await super._call(M))}}class Ji extends z{}class op extends Ji{}class ap extends Ji{async _call(M){return new xt(await super._call(M))}}class Yi extends z{}class ip extends Yi{}class lp extends Yi{async _call(M){return new xt(await super._call(M))}}class Zi extends z{}class cp extends Zi{}class up extends Zi{}class el extends z{}class dp extends el{}class pp extends el{}class tl extends z{}class mp extends tl{}class hp extends tl{async _call(M){return new xt(await super._call(M))}}class Ca extends z{}class _p extends Ca{}class fp extends Ca{async _call(M){return new sl(await super._call(M))}}class rl extends Ca{async _call(M){return new gp(await super._call(M))}}class sl extends de{constructor({logits:M,pred_boxes:j}){super(),this.logits=M,this.pred_boxes=j}}class gp extends de{constructor({logits:M,pred_boxes:j,pred_masks:ae}){super(),this.logits=M,this.pred_boxes=j,this.pred_masks=ae}}class nl extends z{}class Mp extends nl{}class wp extends nl{async _call(M){return new Fo(await super._call(M))}}class Fo extends de{constructor({logits:M,pred_boxes:j}){super(),this.logits=M,this.pred_boxes=j}}class ol extends z{}class bp extends ol{}class yp extends ol{async _call(M){return new vp(await super._call(M))}}class vp extends Fo{}class al extends z{}class xp extends al{}class Tp extends al{async _call(M){return new Ep(await super._call(M))}}class Ep extends Fo{}class il extends z{}class Pp extends il{}class Cp extends il{async _call(M){return new Fo(await super._call(M))}}class ll extends z{}class Sp extends ll{}class Ip extends ll{async _call(M){return new $p(await super._call(M))}}class $p extends sl{}class cl extends z{}class kp extends cl{}class Ap extends cl{async _call(M){return new xt(await super._call(M))}}class ul extends z{}class Fp extends ul{}class Op extends ul{async _call(M){return new xt(await super._call(M))}}class dl extends z{}class Dp extends dl{}class Lp extends dl{async _call(M){return new xt(await super._call(M))}}class Sa extends z{}class zp extends Sa{}class Bp extends Sa{async _call(M){return new xt(await super._call(M))}}class Rp extends Sa{}class pl extends z{}class Np extends pl{}class jp extends pl{}class ml extends z{}class Vp extends ml{}class Up extends ml{}class Wp extends z{}class Gp extends Wp{}class Ia extends z{}class Kp extends Ia{}class Hp extends Ia{}class qp extends Ia{}class Qp extends z{}class Xp extends Qp{}class Jp extends z{}class Yp extends Jp{}class Zp extends z{}class em extends Zp{}class hl extends z{}class tm extends hl{}class rm extends hl{}class _l extends z{}class sm extends _l{}class nm extends _l{}class om extends z{}class am extends om{}class fl extends z{}class im extends fl{}class lm extends fl{async _call(M){return new xt(await super._call(M))}}class gl extends z{}class cm extends gl{}class um extends gl{async _call(M){return new xt(await super._call(M))}}class Ml extends z{}class dm extends Ml{}class pm extends Ml{async _call(M){return new xt(await super._call(M))}}class wl extends z{}class mm extends wl{}class hm extends wl{async _call(M){return new xt(await super._call(M))}}class _m extends z{}class fm extends _m{}class gm extends z{}class Mm extends gm{}class wm extends z{}class bm extends wm{}class bl extends z{}class ym extends bl{}class vm extends bl{async _call(M){return new xm(await super._call(M))}}class xm extends de{constructor({logits:M,pred_boxes:j}){super(),this.logits=M,this.pred_boxes=j}}class Tm extends z{}class Em extends Tm{async get_image_embeddings({pixel_values:M}){return await re(this,{pixel_values:M})}async forward(M){!M.image_embeddings||!M.image_positional_embeddings?M={...M,...await this.get_image_embeddings(M)}:M={...M},M.input_labels??=(0,u.ones)(M.input_points.dims.slice(0,-1));const j={image_embeddings:M.image_embeddings,image_positional_embeddings:M.image_positional_embeddings};return M.input_points&&(j.input_points=M.input_points),M.input_labels&&(j.input_labels=M.input_labels),M.input_boxes&&(j.input_boxes=M.input_boxes),await W(this.sessions.prompt_encoder_mask_decoder,j)}async _call(M){return new Pm(await super._call(M))}}class Pm extends de{constructor({iou_scores:M,pred_masks:j}){super(),this.iou_scores=M,this.pred_masks=j}}class Cm extends de{constructor({iou_scores:M,pred_masks:j,object_score_logits:ae}){super(),this.iou_scores=M,this.pred_masks=j,this.object_score_logits=ae}}class Sm extends z{}class $a extends Sm{async get_image_embeddings({pixel_values:M}){return await re(this,{pixel_values:M})}async forward(M){const{num_feature_levels:j}=this.config.vision_config;if(Array.from({length:j},(Se,Le)=>`image_embeddings.${Le}`).some(Se=>!M[Se])?M={...M,...await this.get_image_embeddings(M)}:M={...M},M.input_points){if(M.input_boxes&&M.input_boxes.dims[1]!==1)throw new Error("When both `input_points` and `input_boxes` are provided, the number of boxes per image must be 1.");const Se=M.input_points.dims;M.input_labels??=(0,u.ones)(Se.slice(0,-1)),M.input_boxes??=(0,u.full)([Se[0],0,4],0)}else if(M.input_boxes){const Se=M.input_boxes.dims;M.input_labels=(0,u.full)([Se[0],Se[1],0],-1n),M.input_points=(0,u.full)([Se[0],1,0,2],0)}else throw new Error("At least one of `input_points` or `input_boxes` must be provided.");const me=this.sessions.prompt_encoder_mask_decoder,_e=(0,a.pick)(M,me.inputNames);return await W(me,_e)}async _call(M){return new Cm(await super._call(M))}}class Im extends $a{}class $m extends $a{}class yl extends z{}class km extends yl{}class Am extends yl{}class vl extends z{}class Fm extends vl{}class Om extends vl{}class tn extends z{}class Dm extends tn{}class Lm extends tn{async _call(M){return new rn(await super._call(M))}}class zm extends tn{async _call(M){return new xt(await super._call(M))}}class Bm extends tn{async _call(M){return new Pr(await super._call(M))}}class Rm extends z{}class Nm extends Rm{async _call(M){return new rn(await super._call(M))}}class xl extends z{}class jm extends xl{}class Vm extends xl{async _call(M){return new Pr(await super._call(M))}}class Um extends z{}class Wm extends Um{}class ka extends z{}class Gm extends ka{}class Km extends ka{async _call(M){return new rn(await super._call(M))}}class Hm extends ka{async _call(M){return new xt(await super._call(M))}}class Oo extends z{}class qm extends Oo{}class Qm extends Oo{async _call(M){return new rn(await super._call(M))}}class Xm extends Oo{async _call(M){return new xt(await super._call(M))}}class Jm extends Oo{async _call(M){return new Pr(await super._call(M))}}class Aa extends z{}class Ym extends Aa{}class Zm extends Aa{async _call(M){return new rn(await super._call(M))}}class eh extends Aa{async _call(M){return new xt(await super._call(M))}}class Ev extends z{}class th extends tn{}class rh extends tn{async _call(M){return new rn(await super._call(M))}}class sh extends tn{async _call(M){return new xt(await super._call(M))}}class Jn extends z{}class nh extends Jn{}class oh extends Jn{async _call(M){return new rn(await super._call(M))}}class ah extends Jn{async _call(M){return new xt(await super._call(M))}}class ih extends Jn{async _call(M){return new Q_(await super._call(M))}}class lh extends Jn{async _call(M){return new Pr(await super._call(M))}}class ch extends z{}class uh extends ch{}class Fa extends z{}class Pv extends Fa{}class dh extends Fa{}class ph extends Fa{async generate_speech(M,j,{threshold:ae=.5,minlenratio:me=0,maxlenratio:_e=20,vocoder:Se=null}={}){const Le={input_ids:M},{encoder_outputs:Ge,encoder_attention_mask:st}=await re(this,Le),wt=Ge.dims[1]/this.config.reduction_factor,bt=Math.floor(wt*_e),Pt=Math.floor(wt*me),mt=this.config.num_mel_bins;let Lt=[],_t=null,pt=null,Ft=0;for(;;){++Ft;const nr=X(!!pt);let pr;pt?pr=pt.output_sequence_out:pr=new u.Tensor("float32",new Float32Array(mt),[1,1,mt]);let fr={use_cache_branch:nr,output_sequence:pr,encoder_attention_mask:st,speaker_embeddings:j,encoder_hidden_states:Ge};this.addPastKeyValues(fr,_t),pt=await W(this.sessions.decoder_model_merged,fr),_t=this.getPastKeyValues(pt,_t);const{prob:At,spectrum:cr}=pt;if(Lt.push(cr),Ft>=Pt&&(Array.from(At.data).filter(kr=>kr>=ae).length>0||Ft>=bt))break}const Wt=(0,u.cat)(Lt),{waveform:er}=await W(Se.sessions.model,{spectrogram:Wt});return{spectrogram:Wt,waveform:er}}}class mh extends z{main_input_name="spectrogram"}class hh extends z{}class Tl extends hh{async generate_speech({input_ids:M,attention_mask:j,style:ae,num_inference_steps:me=5,speed:_e=1.05}){const{sampling_rate:Se,chunk_compress_factor:Le,base_chunk_size:Ge,latent_dim:st}=this.config,{last_hidden_state:wt,durations:bt}=await W(this.sessions.text_encoder,{input_ids:M,attention_mask:j,style:ae});bt.div_(_e);const Pt=bt.max().item()*Se,mt=Ge*Le,Lt=Math.floor((Pt+mt-1)/mt),_t=M.dims[0],pt=(0,u.ones)([_t,Lt]),Ft=(0,u.full)([_t],me);let Wt=(0,u.randn)([_t,st*Le,Lt]);for(let nr=0;nr0&&Pt<=_e&&(M.data[Se++]=M.data[st])}const Le=Math.floor(j/me),Ge=Se/(Le*me);return new u.Tensor(M.type,M.data.slice(0,Se),[Le,me,Ge])}prepare_inputs_for_generation(M,j,ae){let me=structuredClone(M);for(let Se=0;Se=Le&&(me[Se][Le]=BigInt(this.config.decoder.pad_token_id));return ae.guidance_scale!==null&&ae.guidance_scale>1&&(me=me.concat(me)),super.prepare_inputs_for_generation(me,j,ae)}async generate(M){const j=await super.generate(M),ae=this._apply_and_filter_by_delay_pattern_mask(j).unsqueeze_(0),{audio_values:me}=await W(this.sessions.encodec_decode,{audio_codes:ae});return me}}class La extends z{}class Rh extends La{}class Nh extends La{async _call(M){return new xt(await super._call(M))}}class jh extends La{}class za extends z{}class Vh extends za{}class Uh extends za{async _call(M){return new xt(await super._call(M))}}class Wh extends za{}class Ba extends z{}class Gh extends Ba{}class Kh extends Ba{async _call(M){return new xt(await super._call(M))}}class Hh extends Ba{}class Ra extends z{}class qh extends Ra{}class Qh extends Ra{async _call(M){return new xt(await super._call(M))}}class Xh extends Ra{}class Jh extends z{}class Yh extends Jh{}class Zh extends z{}class e_ extends Zh{forward_params=["input_ids","pixel_values","images_seq_mask","images_emb_mask","attention_mask","position_ids","past_key_values"];constructor(...M){super(...M),this._generation_mode="text"}async forward(M){const j=this._generation_mode??"text";let ae;if(j==="text"||!M.past_key_values){const Ge=this.sessions.prepare_inputs_embeds,st=(0,a.pick)(M,Ge.inputNames);ae=await W(Ge,st)}else{const Ge=this.sessions.gen_img_embeds,st=(0,a.pick)({image_ids:M.input_ids},Ge.inputNames);ae=await W(Ge,st)}const me={...M,...ae},_e=await le(this,me),Se=this.sessions[j==="text"?"lm_head":"gen_head"];if(!Se)throw new Error(`Unable to find "${Se}" generation head`);const Le=await W(Se,(0,a.pick)(_e,Se.inputNames));return{...ae,..._e,...Le}}async generate(M){return this._generation_mode="text",super.generate(M)}async generate_images(M){this._generation_mode="image";const j=(M.inputs??M[this.main_input_name]).dims[1],me=(await super.generate(M)).slice(null,[j,null]),_e=this.sessions.image_decode,{decoded_image:Se}=await W(_e,{generated_tokens:me}),Le=Se.add_(1).mul_(255/2).clamp_(0,255).to("uint8"),Ge=[];for(const st of Le){const wt=f.RawImage.fromTensor(st);Ge.push(wt)}return Ge}}class t_ extends de{constructor({char_logits:M,bpe_logits:j,wp_logits:ae}){super(),this.char_logits=M,this.bpe_logits=j,this.wp_logits=ae}get logits(){return[this.char_logits,this.bpe_logits,this.wp_logits]}}class r_ extends z{}class s_ extends r_{async _call(M){return new t_(await super._call(M))}}class Ll extends z{}class n_ extends Ll{}class o_ extends Ll{}class zl extends z{}class a_ extends zl{}class i_ extends zl{}class l_ extends z{forward_params=["input_ids","attention_mask","position_ids","audio_values","past_key_values"]}class Bl extends l_{_merge_input_ids_with_audio_features(M){const j=M.audio_features.dims.at(-1),ae=M.audio_features.view(-1,j);return K({audio_token_id:this.config.ignore_index??this.config.audio_token_id,...M,audio_features:ae})}}class c_ extends Bl{}class Na extends z{main_input_name="input_values";forward_params=["input_values"]}class u_ extends de{constructor({audio_codes:M}){super(),this.audio_codes=M}}class d_ extends de{constructor({audio_values:M}){super(),this.audio_values=M}}class p_ extends Na{async encode(M){return new u_(await W(this.sessions.encoder_model,M))}async decode(M){return new d_(await W(this.sessions.decoder_model,M))}}class m_ extends Na{static async from_pretrained(M,j={}){return super.from_pretrained(M,{...j,model_file_name:j.model_file_name??"encoder_model"})}}class h_ extends Na{static async from_pretrained(M,j={}){return super.from_pretrained(M,{...j,model_file_name:j.model_file_name??"decoder_model"})}}class ja extends z{main_input_name="input_values";forward_params=["input_values"]}class __ extends de{constructor({audio_codes:M}){super(),this.audio_codes=M}}class f_ extends de{constructor({audio_values:M}){super(),this.audio_values=M}}class g_ extends ja{async encode(M){return new __(await W(this.sessions.encoder_model,M))}async decode(M){return new f_(await W(this.sessions.decoder_model,M))}}class M_ extends ja{static async from_pretrained(M,j={}){return super.from_pretrained(M,{...j,model_file_name:j.model_file_name??"encoder_model"})}}class w_ extends ja{static async from_pretrained(M,j={}){return super.from_pretrained(M,{...j,model_file_name:j.model_file_name??"decoder_model"})}}class Va extends z{main_input_name="input_values";forward_params=["input_values"]}class b_ extends Va{async encode(M){return await W(this.sessions.encoder_model,M)}async decode(M){return await W(this.sessions.decoder_model,M)}}class y_ extends Va{static async from_pretrained(M,j={}){return super.from_pretrained(M,{...j,model_file_name:j.model_file_name??"encoder_model"})}}class v_ extends Va{static async from_pretrained(M,j={}){return super.from_pretrained(M,{...j,model_file_name:j.model_file_name??"decoder_model"})}}class Ut{static MODEL_CLASS_MAPPINGS=null;static BASE_IF_FAIL=!1;static async from_pretrained(M,{progress_callback:j=null,config:ae=null,cache_dir:me=null,local_files_only:_e=!1,revision:Se="main",model_file_name:Le=null,subfolder:Ge="onnx",device:st=null,dtype:wt=null,use_external_data_format:bt=null,session_options:Pt={}}={}){const mt={progress_callback:j,config:ae,cache_dir:me,local_files_only:_e,revision:Se,model_file_name:Le,subfolder:Ge,device:st,dtype:wt,use_external_data_format:bt,session_options:Pt};if(mt.config=await s.AutoConfig.from_pretrained(M,mt),!this.MODEL_CLASS_MAPPINGS)throw new Error("`MODEL_CLASS_MAPPINGS` not implemented for this type of `AutoClass`: "+this.name);const Lt=mt.config.model_type;for(const _t of this.MODEL_CLASS_MAPPINGS){let pt=_t.get(Lt);if(!pt){for(const Ft of _t.values())if(Ft[0]===Lt){pt=Ft;break}if(!pt)continue}return await pt[1].from_pretrained(M,mt)}if(this.BASE_IF_FAIL)return q_.has(Lt)||console.warn(`Unknown model class "${Lt}", attempting to construct from base class.`),await z.from_pretrained(M,mt);throw Error(`Unsupported model type: ${Lt}`)}}const $v=new Map([["bert",["BertModel",xe]],["neobert",["NeoBertModel",We]],["modernbert",["ModernBertModel",Ne]],["nomic_bert",["NomicBertModel",zt]],["roformer",["RoFormerModel",qs]],["electra",["ElectraModel",yt]],["esm",["EsmModel",Rs]],["convbert",["ConvBertModel",Bs]],["camembert",["CamembertModel",Z]],["deberta",["DebertaModel",Mt]],["deberta-v2",["DebertaV2Model",ar]],["mpnet",["MPNetModel",Ns]],["albert",["AlbertModel",Xe]],["distilbert",["DistilBertModel",zr]],["roberta",["RobertaModel",po]],["xlm",["XLMModel",aa]],["xlm-roberta",["XLMRobertaModel",da]],["clap",["ClapModel",Ih]],["clip",["CLIPModel",vo]],["clipseg",["CLIPSegModel",Po]],["chinese_clip",["ChineseCLIPModel",Eo]],["siglip",["SiglipModel",To]],["jina_clip",["JinaCLIPModel",hn]],["mobilebert",["MobileBertModel",Nr]],["squeezebert",["SqueezeBertModel",U]],["wav2vec2",["Wav2Vec2Model",Dm]],["wav2vec2-bert",["Wav2Vec2BertModel",Ym]],["unispeech",["UniSpeechModel",Gm]],["unispeech-sat",["UniSpeechSatModel",qm]],["hubert",["HubertModel",th]],["wavlm",["WavLMModel",nh]],["audio-spectrogram-transformer",["ASTModel",go]],["vits",["VitsModel",kl]],["pyannote",["PyAnnoteModel",jm]],["wespeaker-resnet",["WeSpeakerResNetModel",Wm]],["detr",["DetrModel",_p]],["rt_detr",["RTDetrModel",Mp]],["rt_detr_v2",["RTDetrV2Model",bp]],["rf_detr",["RFDetrModel",xp]],["d_fine",["DFineModel",Pp]],["table-transformer",["TableTransformerModel",Sp]],["vit",["ViTModel",jd]],["ijepa",["IJepaModel",Ud]],["pvt",["PvtModel",Hd]],["vit_msn",["ViTMSNModel",Jd]],["vit_mae",["ViTMAEModel",Xd]],["groupvit",["GroupViTModel",ep]],["fastvit",["FastViTModel",tp]],["mobilevit",["MobileViTModel",op]],["mobilevitv2",["MobileViTV2Model",ip]],["owlvit",["OwlViTModel",cp]],["owlv2",["Owlv2Model",dp]],["beit",["BeitModel",mp]],["deit",["DeiTModel",kp]],["hiera",["HieraModel",Fp]],["convnext",["ConvNextModel",im]],["convnextv2",["ConvNextV2Model",cm]],["dinov2",["Dinov2Model",dm]],["dinov2_with_registers",["Dinov2WithRegistersModel",mm]],["dinov3_vit",["DINOv3ViTModel",fm]],["dinov3_convnext",["DINOv3ConvNextModel",Mm]],["resnet",["ResNetModel",Dp]],["swin",["SwinModel",zp]],["swin2sr",["Swin2SRModel",Np]],["donut-swin",["DonutSwinModel",am]],["yolos",["YolosModel",ym]],["dpt",["DPTModel",Vp]],["glpn",["GLPNModel",sm]],["hifigan",["SpeechT5HifiGan",mh]],["efficientnet",["EfficientNetModel",zh]],["decision_transformer",["DecisionTransformerModel",Yh]],["patchtst",["PatchTSTForPrediction",n_]],["patchtsmixer",["PatchTSMixerForPrediction",a_]],["mobilenet_v1",["MobileNetV1Model",Rh]],["mobilenet_v2",["MobileNetV2Model",Vh]],["mobilenet_v3",["MobileNetV3Model",Gh]],["mobilenet_v4",["MobileNetV4Model",qh]],["maskformer",["MaskFormerModel",tm]],["mgp-str",["MgpstrForSceneTextRecognition",s_]],["style_text_to_speech_2",["StyleTextToSpeech2Model",uh]]]),kv=new Map([["t5",["T5Model",Et]],["longt5",["LongT5Model",Xt]],["mt5",["MT5Model",qr]],["bart",["BartModel",ds]],["mbart",["MBartModel",Xr]],["marian",["MarianModel",km]],["whisper",["WhisperModel",ma]],["m2m_100",["M2M100Model",Fm]],["blenderbot",["BlenderbotModel",Zt]],["blenderbot-small",["BlenderbotSmallModel",Ur]]]),Av=new Map([["mimi",["MimiModel",p_]],["dac",["DacModel",g_]],["snac",["SnacModel",b_]]]),Fv=new Map([["bloom",["BloomModel",Dd]],["jais",["JAISModel",Io]],["gpt2",["GPT2Model",Kn]],["gptj",["GPTJModel",h]],["gpt_bigcode",["GPTBigCodeModel",L]],["gpt_neo",["GPTNeoModel",qn]],["gpt_neox",["GPTNeoXModel",ko]],["codegen",["CodeGenModel",Pe]],["llama",["LlamaModel",at]],["nanochat",["NanoChatModel",Us]],["arcee",["ArceeModel",Gu]],["lfm2",["Lfm2Model",Hu]],["smollm3",["SmolLM3Model",Qu]],["exaone",["ExaoneModel",td]],["olmo",["OlmoModel",od]],["olmo2",["Olmo2Model",id]],["mobilellm",["MobileLLMModel",sd]],["granite",["GraniteModel",cd]],["granitemoehybrid",["GraniteMoeHybridModel",dd]],["cohere",["CohereModel",md]],["gemma",["GemmaModel",_d]],["gemma2",["Gemma2Model",gd]],["vaultgemma",["VaultGemmaModel",wd]],["gemma3_text",["Gemma3Model",yd]],["helium",["HeliumModel",Ju]],["glm",["GlmModel",Zu]],["openelm",["OpenELMModel",xd]],["qwen2",["Qwen2Model",Ed]],["qwen3",["Qwen3Model",Cd]],["phi",["PhiModel",kd]],["phi3",["Phi3Model",Fd]],["mpt",["MptModel",zd]],["opt",["OPTModel",Rd]],["mistral",["MistralModel",gh]],["ministral",["MinistralModel",wh]],["ministral3",["Ministral3Model",yh]],["ernie4_5",["Ernie4_5Model",xh]],["starcoder2",["Starcoder2Model",Eh]],["falcon",["FalconModel",Ch]],["stablelm",["StableLmModel",Dh]],["modernbert-decoder",["ModernBertDecoderModel",It]]]),Rl=new Map([["speecht5",["SpeechT5ForSpeechToText",dh]],["whisper",["WhisperForConditionalGeneration",Ln]],["lite-whisper",["LiteWhisperForConditionalGeneration",ha]],["moonshine",["MoonshineForConditionalGeneration",zn]]]),x_=new Map([["speecht5",["SpeechT5ForTextToSpeech",ph]]]),T_=new Map([["vits",["VitsModel",kl]],["musicgen",["MusicgenForConditionalGeneration",Dl]],["supertonic",["SupertonicForConditionalGeneration",Tl]]]),E_=new Map([["bert",["BertForSequenceClassification",ge]],["neobert",["NeoBertForSequenceClassification",tt]],["modernbert",["ModernBertForSequenceClassification",ot]],["roformer",["RoFormerForSequenceClassification",Xs]],["electra",["ElectraForSequenceClassification",C]],["esm",["EsmForSequenceClassification",As]],["convbert",["ConvBertForSequenceClassification",qt]],["camembert",["CamembertForSequenceClassification",ye]],["deberta",["DebertaForSequenceClassification",Tt]],["deberta-v2",["DebertaV2ForSequenceClassification",Is]],["mpnet",["MPNetForSequenceClassification",js]],["albert",["AlbertForSequenceClassification",Je]],["distilbert",["DistilBertForSequenceClassification",ts]],["roberta",["RobertaForSequenceClassification",sa]],["xlm",["XLMForSequenceClassification",la]],["xlm-roberta",["XLMRobertaForSequenceClassification",ho]],["bart",["BartForSequenceClassification",hr]],["mbart",["MBartForSequenceClassification",yr]],["mobilebert",["MobileBertForSequenceClassification",Ue]],["squeezebert",["SqueezeBertForSequenceClassification",se]]]),P_=new Map([["bert",["BertForTokenClassification",De]],["neobert",["NeoBertForTokenClassification",Re]],["modernbert",["ModernBertForTokenClassification",ht]],["roformer",["RoFormerForTokenClassification",or]],["electra",["ElectraForTokenClassification",q]],["esm",["EsmForTokenClassification",Fs]],["convbert",["ConvBertForTokenClassification",Ps]],["camembert",["CamembertForTokenClassification",et]],["deberta",["DebertaForTokenClassification",kt]],["deberta-v2",["DebertaV2ForTokenClassification",Dr]],["mpnet",["MPNetForTokenClassification",Dn]],["distilbert",["DistilBertForTokenClassification",wr]],["roberta",["RobertaForTokenClassification",na]],["xlm",["XLMForTokenClassification",ca]],["xlm-roberta",["XLMRobertaForTokenClassification",_o]]]),Nl=new Map([["t5",["T5ForConditionalGeneration",rr]],["longt5",["LongT5ForConditionalGeneration",sr]],["mt5",["MT5ForConditionalGeneration",ns]],["bart",["BartForConditionalGeneration",Yt]],["mbart",["MBartForConditionalGeneration",ps]],["marian",["MarianMTModel",Am]],["m2m_100",["M2M100ForConditionalGeneration",Om]],["blenderbot",["BlenderbotForConditionalGeneration",_r]],["blenderbot-small",["BlenderbotSmallForConditionalGeneration",Js]]]),jl=new Map([["bloom",["BloomForCausalLM",Ld]],["gpt2",["GPT2LMHeadModel",So]],["jais",["JAISLMHeadModel",gn]],["gptj",["GPTJForCausalLM",P]],["gpt_bigcode",["GPTBigCodeForCausalLM",V]],["gpt_neo",["GPTNeoForCausalLM",$o]],["gpt_neox",["GPTNeoXForCausalLM",Ao]],["codegen",["CodeGenForCausalLM",Be]],["llama",["LlamaForCausalLM",vt]],["nanochat",["NanoChatForCausalLM",Pa]],["llama4_text",["Llama4ForCausalLM",Vt]],["arcee",["ArceeForCausalLM",Ku]],["lfm2",["Lfm2ForCausalLM",qu]],["smollm3",["SmolLM3ForCausalLM",Xu]],["exaone",["ExaoneForCausalLM",rd]],["olmo",["OlmoForCausalLM",ad]],["olmo2",["Olmo2ForCausalLM",ld]],["mobilellm",["MobileLLMForCausalLM",nd]],["granite",["GraniteForCausalLM",ud]],["granitemoehybrid",["GraniteMoeHybridForCausalLM",pd]],["cohere",["CohereForCausalLM",hd]],["gemma",["GemmaForCausalLM",fd]],["gemma2",["Gemma2ForCausalLM",Md]],["vaultgemma",["VaultGemmaForCausalLM",bd]],["gemma3_text",["Gemma3ForCausalLM",vd]],["helium",["HeliumForCausalLM",Yu]],["glm",["GlmForCausalLM",ed]],["openelm",["OpenELMForCausalLM",Td]],["qwen2",["Qwen2ForCausalLM",Pd]],["qwen3",["Qwen3ForCausalLM",Sd]],["phi",["PhiForCausalLM",Ad]],["phi3",["Phi3ForCausalLM",Od]],["mpt",["MptForCausalLM",Bd]],["opt",["OPTForCausalLM",Nd]],["mbart",["MBartForCausalLM",os]],["mistral",["MistralForCausalLM",Mh]],["ministral",["MinistralForCausalLM",bh]],["ministral3",["Ministral3ForCausalLM",vh]],["ernie4_5",["Ernie4_5ForCausalLM",Th]],["starcoder2",["Starcoder2ForCausalLM",Ph]],["falcon",["FalconForCausalLM",Sh]],["trocr",["TrOCRForCausalLM",fh]],["stablelm",["StableLmForCausalLM",Lh]],["modernbert-decoder",["ModernBertDecoderForCausalLM",gr]],["phi3_v",["Phi3VForCausalLM",Un]]]),Ov=new Map([["multi_modality",["MultiModalityCausalLM",e_]]]),C_=new Map([["bert",["BertForMaskedLM",Ce]],["neobert",["NeoBertForMaskedLM",Fe]],["modernbert",["ModernBertForMaskedLM",Oe]],["roformer",["RoFormerForMaskedLM",Qs]],["electra",["ElectraForMaskedLM",Ss]],["esm",["EsmForMaskedLM",ks]],["convbert",["ConvBertForMaskedLM",ft]],["camembert",["CamembertForMaskedLM",ce]],["deberta",["DebertaForMaskedLM",qe]],["deberta-v2",["DebertaV2ForMaskedLM",Tr]],["mpnet",["MPNetForMaskedLM",Os]],["albert",["AlbertForMaskedLM",Ke]],["distilbert",["DistilBertForMaskedLM",Hr]],["roberta",["RobertaForMaskedLM",ra]],["xlm",["XLMWithLMHeadModel",ia]],["xlm-roberta",["XLMRobertaForMaskedLM",mo]],["mobilebert",["MobileBertForMaskedLM",ze]],["squeezebert",["SqueezeBertForMaskedLM",ee]]]),S_=new Map([["bert",["BertForQuestionAnswering",fe]],["neobert",["NeoBertForQuestionAnswering",rt]],["roformer",["RoFormerForQuestionAnswering",Sr]],["electra",["ElectraForQuestionAnswering",R]],["convbert",["ConvBertForQuestionAnswering",Cs]],["camembert",["CamembertForQuestionAnswering",ut]],["deberta",["DebertaForQuestionAnswering",Mr]],["deberta-v2",["DebertaV2ForQuestionAnswering",$s]],["mpnet",["MPNetForQuestionAnswering",ue]],["albert",["AlbertForQuestionAnswering",Ye]],["distilbert",["DistilBertForQuestionAnswering",ir]],["roberta",["RobertaForQuestionAnswering",oa]],["xlm",["XLMForQuestionAnswering",ua]],["xlm-roberta",["XLMRobertaForQuestionAnswering",pa]],["mobilebert",["MobileBertForQuestionAnswering",nt]],["squeezebert",["SqueezeBertForQuestionAnswering",Me]]]),Vl=new Map([["vision-encoder-decoder",["VisionEncoderDecoderModel",Bn]],["idefics3",["Idefics3ForConditionalGeneration",jn]],["smolvlm",["SmolVLMForConditionalGeneration",dn]]]),I_=new Map([["llava",["LlavaForConditionalGeneration",Rn]],["llava_onevision",["LlavaOnevisionForConditionalGeneration",_a]],["moondream1",["Moondream1ForConditionalGeneration",fa]],["florence2",["Florence2ForConditionalGeneration",Ma]],["qwen2-vl",["Qwen2VLForConditionalGeneration",$d]],["idefics3",["Idefics3ForConditionalGeneration",jn]],["smolvlm",["SmolVLMForConditionalGeneration",dn]],["paligemma",["PaliGemmaForConditionalGeneration",ba]],["llava_qwen2",["LlavaQwen2ForCausalLM",yo]],["gemma3n",["Gemma3nForConditionalGeneration",Nn]],["mistral3",["Mistral3ForConditionalGeneration",un]]]),$_=new Map([["ultravox",["UltravoxModel",Bl]],["voxtral",["VoxtralForConditionalGeneration",c_]]]),Dv=new Map([["vision-encoder-decoder",["VisionEncoderDecoderModel",Bn]]]),k_=new Map([["vit",["ViTForImageClassification",Vd]],["ijepa",["IJepaForImageClassification",Wd]],["pvt",["PvtForImageClassification",qd]],["vit_msn",["ViTMSNForImageClassification",Yd]],["fastvit",["FastViTForImageClassification",rp]],["mobilevit",["MobileViTForImageClassification",ap]],["mobilevitv2",["MobileViTV2ForImageClassification",lp]],["beit",["BeitForImageClassification",hp]],["deit",["DeiTForImageClassification",Ap]],["hiera",["HieraForImageClassification",Op]],["convnext",["ConvNextForImageClassification",lm]],["convnextv2",["ConvNextV2ForImageClassification",um]],["dinov2",["Dinov2ForImageClassification",pm]],["dinov2_with_registers",["Dinov2WithRegistersForImageClassification",hm]],["resnet",["ResNetForImageClassification",Lp]],["swin",["SwinForImageClassification",Bp]],["segformer",["SegformerForImageClassification",Fh]],["efficientnet",["EfficientNetForImageClassification",Bh]],["mobilenet_v1",["MobileNetV1ForImageClassification",Nh]],["mobilenet_v2",["MobileNetV2ForImageClassification",Uh]],["mobilenet_v3",["MobileNetV3ForImageClassification",Kh]],["mobilenet_v4",["MobileNetV4ForImageClassification",Qh]]]),A_=new Map([["detr",["DetrForObjectDetection",fp]],["rt_detr",["RTDetrForObjectDetection",wp]],["rt_detr_v2",["RTDetrV2ForObjectDetection",yp]],["rf_detr",["RFDetrForObjectDetection",Tp]],["d_fine",["DFineForObjectDetection",Cp]],["table-transformer",["TableTransformerForObjectDetection",Ip]],["yolos",["YolosForObjectDetection",vm]]]),F_=new Map([["owlvit",["OwlViTForObjectDetection",up]],["owlv2",["Owlv2ForObjectDetection",pp]],["grounding-dino",["GroundingDinoForObjectDetection",bm]]]),Yn=new Map([["detr",["DetrForSegmentation",rl]],["clipseg",["CLIPSegForImageSegmentation",Co]]]),O_=new Map([["segformer",["SegformerForSemanticSegmentation",Oh]],["sapiens",["SapiensForSemanticSegmentation",Kp]],["swin",["SwinForSemanticSegmentation",Rp]],["mobilenet_v1",["MobileNetV1ForSemanticSegmentation",jh]],["mobilenet_v2",["MobileNetV2ForSemanticSegmentation",Wh]],["mobilenet_v3",["MobileNetV3ForSemanticSegmentation",Hh]],["mobilenet_v4",["MobileNetV4ForSemanticSegmentation",Xh]]]),D_=new Map([["detr",["DetrForSegmentation",rl]],["maskformer",["MaskFormerForInstanceSegmentation",rm]]]),L_=new Map([["sam",["SamModel",Em]],["sam2",["Sam2Model",$a]],["edgetam",["EdgeTamModel",Im]],["sam3_tracker",["Sam3TrackerModel",$m]]]),z_=new Map([["wav2vec2",["Wav2Vec2ForCTC",Lm]],["wav2vec2-bert",["Wav2Vec2BertForCTC",Zm]],["unispeech",["UniSpeechForCTC",Km]],["unispeech-sat",["UniSpeechSatForCTC",Qm]],["wavlm",["WavLMForCTC",oh]],["hubert",["HubertForCTC",rh]],["parakeet_ctc",["ParakeetForCTC",Nm]]]),B_=new Map([["wav2vec2",["Wav2Vec2ForSequenceClassification",zm]],["wav2vec2-bert",["Wav2Vec2BertForSequenceClassification",eh]],["unispeech",["UniSpeechForSequenceClassification",Hm]],["unispeech-sat",["UniSpeechSatForSequenceClassification",Xm]],["wavlm",["WavLMForSequenceClassification",ah]],["hubert",["HubertForSequenceClassification",sh]],["audio-spectrogram-transformer",["ASTForAudioClassification",Mo]]]),R_=new Map([["wavlm",["WavLMForXVector",ih]]]),N_=new Map([["unispeech-sat",["UniSpeechSatForAudioFrameClassification",Jm]],["wavlm",["WavLMForAudioFrameClassification",lh]],["wav2vec2",["Wav2Vec2ForAudioFrameClassification",Bm]],["pyannote",["PyAnnoteForAudioFrameClassification",Vm]]]),j_=new Map([["vitmatte",["VitMatteForImageMatting",np]]]),Lv=new Map([["patchtst",["PatchTSTForPrediction",o_]],["patchtsmixer",["PatchTSMixerForPrediction",i_]]]),V_=new Map([["swin2sr",["Swin2SRForImageSuperResolution",jp]]]),U_=new Map([["dpt",["DPTForDepthEstimation",Up]],["depth_anything",["DepthAnythingForDepthEstimation",Gp]],["glpn",["GLPNForDepthEstimation",nm]],["sapiens",["SapiensForDepthEstimation",Hp]],["depth_pro",["DepthProForDepthEstimation",Xp]],["metric3d",["Metric3DForDepthEstimation",Yp]],["metric3dv2",["Metric3Dv2ForDepthEstimation",em]]]),W_=new Map([["sapiens",["SapiensForNormalEstimation",qp]]]),G_=new Map([["vitpose",["VitPoseForPoseEstimation",Kd]]]),K_=new 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extends Ut{static MODEL_CLASS_MAPPINGS=[R_]}class ox extends Ut{static MODEL_CLASS_MAPPINGS=[N_]}class ax extends Ut{static MODEL_CLASS_MAPPINGS=[Dv]}class ix extends Ut{static MODEL_CLASS_MAPPINGS=[j_]}class lx extends Ut{static MODEL_CLASS_MAPPINGS=[V_]}class cx extends Ut{static MODEL_CLASS_MAPPINGS=[U_]}class ux extends Ut{static MODEL_CLASS_MAPPINGS=[W_]}class dx extends Ut{static MODEL_CLASS_MAPPINGS=[G_]}class px extends Ut{static MODEL_CLASS_MAPPINGS=[K_]}class mx extends Ut{static MODEL_CLASS_MAPPINGS=[I_]}class hx extends Ut{static MODEL_CLASS_MAPPINGS=[$_]}class _x extends de{constructor({logits:M,past_key_values:j,encoder_outputs:ae,decoder_attentions:me=null,cross_attentions:_e=null}){super(),this.logits=M,this.past_key_values=j,this.encoder_outputs=ae,this.decoder_attentions=me,this.cross_attentions=_e}}class xt extends de{constructor({logits:M,...j}){super(),this.logits=M;const ae=Object.values(j);ae.length>0&&(this.attentions=ae)}}class Q_ extends de{constructor({logits:M,embeddings:j}){super(),this.logits=M,this.embeddings=j}}class Pr extends de{constructor({logits:M}){super(),this.logits=M}}class $r extends de{constructor({logits:M}){super(),this.logits=M}}class Br extends de{constructor({start_logits:M,end_logits:j}){super(),this.start_logits=M,this.end_logits=j}}class rn extends de{constructor({logits:M}){super(),this.logits=M}}class fx extends de{constructor({logits:M,past_key_values:j}){super(),this.logits=M,this.past_key_values=j}}class X_ extends de{constructor({alphas:M}){super(),this.alphas=M}}class J_ extends de{constructor({waveform:M,spectrogram:j}){super(),this.waveform=M,this.spectrogram=j}}}),"./src/models/audio_spectrogram_transformer/feature_extraction_audio_spectrogram_transformer.js":((e,r,t)=>{t.r(r),t.d(r,{ASTFeatureExtractor:()=>o});var s=t("./src/base/feature_extraction_utils.js");t("./src/utils/tensor.js");var n=t("./src/utils/audio.js");class o extends s.FeatureExtractor{constructor(a){super(a);const l=this.config.sampling_rate,c=(0,n.mel_filter_bank)(257,this.config.num_mel_bins,20,Math.floor(l/2),l,null,"kaldi",!0);this.mel_filters=c,this.window=(0,n.window_function)(400,"hann",{periodic:!1}),this.mean=this.config.mean,this.std=this.config.std}async _extract_fbank_features(a,l){return(0,n.spectrogram)(a,this.window,400,160,{fft_length:512,power:2,center:!1,preemphasis:.97,mel_filters:this.mel_filters,log_mel:"log",mel_floor:1192092955078125e-22,remove_dc_offset:!0,max_num_frames:l,transpose:!0})}async _call(a){(0,s.validate_audio_inputs)(a,"ASTFeatureExtractor");const l=await this._extract_fbank_features(a,this.config.max_length);if(this.config.do_normalize){const c=this.std*2,p=l.data;for(let d=0;d{t.r(r),t.d(r,{AutoFeatureExtractor:()=>i});var s=t("./src/utils/constants.js"),n=t("./src/utils/hub.js");t("./src/base/feature_extraction_utils.js");var o=t("./src/models/feature_extractors.js");class i{static async from_pretrained(l,c={}){const 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s.FeatureExtractor{constructor(a){super(a),this.mel_filters=(0,n.mel_filter_bank)(this.config.nb_frequency_bins,this.config.feature_size,this.config.frequency_min,this.config.frequency_max,this.config.sampling_rate,null,"htk"),this.mel_filters_slaney=(0,n.mel_filter_bank)(this.config.nb_frequency_bins,this.config.feature_size,this.config.frequency_min,this.config.frequency_max,this.config.sampling_rate,"slaney","slaney"),this.window=(0,n.window_function)(this.config.fft_window_size,"hann")}async _get_input_mel(a,l,c,p){let d;const u=a.length-l;if(u>0)if(c==="rand_trunc"){const f=Math.floor(Math.random()*(u+1));a=a.subarray(f,f+l),d=await this._extract_fbank_features(a,this.mel_filters_slaney,this.config.nb_max_samples)}else throw new Error(`Truncation strategy "${c}" not implemented`);else{if(u<0){let f=new Float64Array(l);if(f.set(a),p==="repeat")for(let _=a.length;_{t.r(r),t.d(r,{CLIPFeatureExtractor:()=>o,CLIPImageProcessor:()=>n});var 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s=t("./src/base/processing_utils.js"),n=t("./src/models/auto/image_processing_auto.js"),o=t("./src/tokenizers.js");class i extends s.Processor{static tokenizer_class=o.AutoTokenizer;static image_processor_class=n.AutoImageProcessor;constructor(l,c,p){super(l,c,p);const{tasks_answer_post_processing_type:d,task_prompts_without_inputs:u,task_prompts_with_input:f}=this.image_processor.config;this.tasks_answer_post_processing_type=new Map(Object.entries(d??{})),this.task_prompts_without_inputs=new Map(Object.entries(u??{})),this.task_prompts_with_input=new Map(Object.entries(f??{})),this.regexes={quad_boxes:/(.+?)/gm,bboxes:/([^<]+)?/gm},this.size_per_bin=1e3}construct_prompts(l){typeof l=="string"&&(l=[l]);const c=[];for(const p of l)if(this.task_prompts_without_inputs.has(p))c.push(this.task_prompts_without_inputs.get(p));else{for(const[d,u]of this.task_prompts_with_input)if(p.includes(d)){c.push(u.replaceAll("{input}",p).replaceAll(d,""));break}c.length!==l.length&&c.push(p)}return 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y=u-l.length%u,k=new Float64Array(l.length+y);k.set(l),this.config.padding_value!==0&&k.fill(this.config.padding_value,l.length),l=k}const f=await this._extract_fbank_features(l,this.config.max_length),_=(0,n.full)([1,f.dims[0]],!0);return{input_features:f.unsqueeze_(0),input_features_mask:_}}}}),"./src/models/gemma3n/processing_gemma3n.js":((e,r,t)=>{t.r(r),t.d(r,{Gemma3nProcessor:()=>a});var s=t("./src/base/processing_utils.js"),n=t("./src/models/auto/image_processing_auto.js"),o=t("./src/models/auto/feature_extraction_auto.js"),i=t("./src/tokenizers.js");t("./src/utils/image.js"),t("./src/utils/audio.js");class a extends s.Processor{static image_processor_class=n.AutoImageProcessor;static feature_extractor_class=o.AutoFeatureExtractor;static tokenizer_class=i.AutoTokenizer;static uses_processor_config=!0;static 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if(F*HF?Y=Math.floor(F*B/O):F>O&&(B=Math.floor(O*Y/F)),await E.resize(Y,B,{resample:S}))}async crop_margin(E,x=200){const S=E.clone().grayscale(),O=(0,o.min)(S.data)[0],H=(0,o.max)(S.data)[0]-O;if(H===0)return E;const W=x/255;let B=S.width,Y=S.height,X=0,J=0;const re=S.data;for(let ne=0;nethis.preprocess(F)));return{pixel_values:(0,n.stack)(S.map(F=>F.pixel_values),0),original_sizes:S.map(F=>F.original_size),reshaped_input_sizes:S.map(F=>F.reshaped_input_size)}}static async from_pretrained(E,x={}){const S=await(0,i.getModelJSON)(E,l.IMAGE_PROCESSOR_NAME,!0,x);return new this(S)}}}),"./src/base/processing_utils.js":((e,r,t)=>{t.r(r),t.d(r,{Processor:()=>a});var s=t("./src/utils/constants.js"),n=t("./src/utils/generic.js"),o=t("./src/utils/hub.js");class a extends n.Callable{static classes=["image_processor_class","tokenizer_class","feature_extractor_class"];static uses_processor_config=!1;static uses_chat_template_file=!1;constructor(l,c,p){super(),this.config=l,this.components=c,this.chat_template=p}get image_processor(){return this.components.image_processor}get tokenizer(){return this.components.tokenizer}get feature_extractor(){return this.components.feature_extractor}apply_chat_template(l,c={}){if(!this.tokenizer)throw new Error("Unable to apply chat template without a tokenizer.");return this.tokenizer.apply_chat_template(l,{tokenize:!1,chat_template:this.chat_template??void 0,...c})}batch_decode(...l){if(!this.tokenizer)throw new Error("Unable to decode without a tokenizer.");return this.tokenizer.batch_decode(...l)}decode(...l){if(!this.tokenizer)throw new Error("Unable to decode without a tokenizer.");return this.tokenizer.decode(...l)}async _call(l,...c){for(const p of[this.image_processor,this.feature_extractor,this.tokenizer])if(p)return p(l,...c);throw new Error("No image processor, feature extractor, or tokenizer found.")}static async 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T=v?n.join(I,"/.cache/"):null,b="/models/",E=v?n.join(I,b):b,x={version:a,backends:{onnx:{}},allowRemoteModels:!0,remoteHost:"https://huggingface.co/",remotePathTemplate:"{model}/resolve/{revision}/",allowLocalModels:!(i||l),localModelPath:E,useFS:_,useBrowserCache:c&&!k,useFSCache:_,cacheDir:T,useCustomCache:!1,customCache:null};function S(O){return Object.keys(O).length===0}}),"./src/generation/configuration_utils.js":((e,r,t)=>{t.r(r),t.d(r,{GenerationConfig:()=>n});var s=t("./src/utils/core.js");class 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s=t("./src/utils/generic.js");t("./src/utils/tensor.js");var n=t("./src/utils/maths.js");class o extends s.Callable{_call(E,x){throw Error("`_call` should be implemented in a subclass")}}class a extends s.Callable{_call(E,x){throw Error("`_call` should be implemented in a subclass")}}class i extends s.Callable{constructor(){super(),this.processors=[]}push(E){this.processors.push(E)}extend(E){this.processors.push(...E)}_call(E,x){let S=x;for(const O of this.processors)S=O(E,S);return S}[Symbol.iterator](){return this.processors.values()}}class l extends o{constructor(E){super(),this.bos_token_id=E}_call(E,x){for(let S=0;S=1&&F[F.length-1]>=this.timestamp_begin,W=F.length<2||F[F.length-2]>=this.timestamp_begin;if(H&&(W?O.subarray(this.timestamp_begin).fill(-1/0):O.subarray(0,this.eos_token_id).fill(-1/0)),E[S].length===this.begin_index&&this.max_initial_timestamp_index!==null){const J=this.timestamp_begin+this.max_initial_timestamp_index;O.subarray(J+1).fill(-1/0)}const B=(0,n.log_softmax)(O),Y=Math.log(B.subarray(this.timestamp_begin).map(Math.exp).reduce((J,re)=>J+re)),X=(0,n.max)(B.subarray(0,this.timestamp_begin))[0];Y>X&&O.subarray(0,this.timestamp_begin).fill(-1/0)}return x}}class u extends o{constructor(E){super(),this.no_repeat_ngram_size=E}getNgrams(E){const x=E.length,S=[];for(let F=0;F1 to use the classifier free guidance processor, got guidance scale ${E}.`);this.guidance_scale=E}_call(E,x){if(x.dims[0]!==2*E.length)throw new Error(`Logits should have twice the batch size of the input ids, the first half of batches corresponding to the conditional inputs, and the second half of batches corresponding to the unconditional inputs. Got batch size ${x.dims[0]} for the logits and ${E.length} for the input ids.`);const S=E.length,O=x.slice([0,S],null),F=x.slice([S,x.dims[0]],null);for(let H=0;H1)throw new Error(`\`top_p\` must be a float > 0 and < 1, but is ${E}`);if(!Number.isInteger(S)||S<1)throw new Error(`\`min_tokens_to_keep\` must be a positive integer, but is ${S}`);this.top_p=E,this.filter_value=x,this.min_tokens_to_keep=S}}class T extends a{constructor(E,{filter_value:x=-1/0,min_tokens_to_keep:S=1}={}){if(super(),!Number.isInteger(E)||E<0)throw new Error(`\`top_k\` must be a positive integer, but is ${E}`);this.top_k=Math.max(E,S),this.filter_value=x}}}),"./src/generation/logits_sampler.js":((e,r,t)=>{t.r(r),t.d(r,{LogitsSampler:()=>a});var s=t("./src/utils/generic.js"),n=t("./src/utils/tensor.js"),o=t("./src/utils/maths.js");t("./src/generation/configuration_utils.js");class a extends s.Callable{constructor(d){super(),this.generation_config=d}async _call(d){return this.sample(d)}async sample(d){throw Error("sample should be implemented in subclasses.")}getLogits(d,u){let f=d.dims.at(-1),_=d.data;if(u===-1)_=_.slice(-f);else{let y=u*f;_=_.slice(y,y+f)}return _}randomSelect(d){let u=0;for(let _=0;_1)return new c(d);if(d.num_return_sequences>1)throw Error(`num_return_sequences has to be 1 when doing greedy search, but is ${d.num_return_sequences}.`);return new i(d)}}class i extends a{async sample(d){const u=(0,o.max)(d.data)[1];return[[BigInt(u),0]]}}class l extends a{async sample(d){let u=d.dims.at(-1);this.generation_config.top_k>0&&(u=Math.min(this.generation_config.top_k,u));const[f,_]=await(0,n.topk)(d,u),y=(0,o.softmax)(f.data);return Array.from({length:this.generation_config.num_beams},()=>{const k=this.randomSelect(y);return[_.data[k],Math.log(y[k])]})}}class c extends a{async sample(d){let u=d.dims.at(-1);this.generation_config.top_k>0&&(u=Math.min(this.generation_config.top_k,u));const[f,_]=await(0,n.topk)(d,u),y=(0,o.softmax)(f.data);return Array.from({length:this.generation_config.num_beams},(k,w)=>[_.data[w],Math.log(y[w])])}}}),"./src/generation/stopping_criteria.js":((e,r,t)=>{t.r(r),t.d(r,{EosTokenCriteria:()=>i,InterruptableStoppingCriteria:()=>l,MaxLengthCriteria:()=>a,StoppingCriteria:()=>n,StoppingCriteriaList:()=>o});var s=t("./src/utils/generic.js");class n extends s.Callable{_call(p,d){throw Error("StoppingCriteria needs to be subclassed")}}class o extends s.Callable{constructor(){super(),this.criteria=[]}push(p){this.criteria.push(p)}extend(p){p instanceof o?p=p.criteria:p instanceof n&&(p=[p]),this.criteria.push(...p)}_call(p,d){const u=new Array(p.length).fill(!1);for(const f of this.criteria){const _=f(p,d);for(let y=0;yd.length>=this.max_length)}}class i extends n{constructor(p){super(),Array.isArray(p)||(p=[p]),this.eos_token_id=p}_call(p,d){return p.map(u=>{const f=u.at(-1);return this.eos_token_id.some(_=>f==_)})}}class l extends 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s=t("./src/configs.js"),n=t("./src/backends/onnx.js"),o=t("./src/utils/dtypes.js"),a=t("./src/utils/generic.js"),i=t("./src/utils/core.js"),l=t("./src/utils/hub.js"),c=t("./src/utils/constants.js"),p=t("./src/generation/logits_process.js"),d=t("./src/generation/configuration_utils.js"),u=t("./src/utils/tensor.js"),f=t("./src/utils/image.js"),_=t("./src/utils/maths.js"),y=t("./src/generation/stopping_criteria.js"),k=t("./src/generation/logits_sampler.js"),w=t("./src/env.js"),v=t("./src/models/whisper/generation_whisper.js"),I=t("./src/models/whisper/common_whisper.js");const T={EncoderOnly:0,EncoderDecoder:1,Seq2Seq:2,Vision2Seq:3,DecoderOnly:4,MaskGeneration:5,ImageTextToText:6,Musicgen:7,MultiModality:8,Phi3V:9,AudioTextToText:10,AutoEncoder:11,ImageAudioTextToText:12,Supertonic:13},b=new Map,E=new Map,x=new Map;async function S(g,M,j){let ae=j.config?.["transformers.js_config"]??{},me=j.device??ae.device;me&&typeof me!="string"&&(me.hasOwnProperty(M)?me=me[M]:(console.warn(`device not specified for "${M}". Using the default device.`),me=null));const _e=me??(w.apis.IS_NODE_ENV?"cpu":"wasm"),Se=(0,n.deviceToExecutionProviders)(_e),Le=ae.device_config??{};Le.hasOwnProperty(_e)&&(ae={...ae,...Le[_e]});let Ge=j.dtype??ae.dtype;if(typeof Ge!="string"&&(Ge&&Ge.hasOwnProperty(M)?Ge=Ge[M]:(Ge=o.DEFAULT_DEVICE_DTYPE_MAPPING[_e]??o.DATA_TYPES.fp32,console.warn(`dtype not specified for "${M}". Using the default dtype (${Ge}) for this device (${_e}).`))),Ge===o.DATA_TYPES.auto){let At=ae.dtype;typeof At!="string"&&(At=At?.[M]),At&&At!==o.DATA_TYPES.auto&&o.DATA_TYPES.hasOwnProperty(At)?Ge=At:Ge=o.DEFAULT_DEVICE_DTYPE_MAPPING[_e]??o.DATA_TYPES.fp32}const st=Ge;if(o.DEFAULT_DTYPE_SUFFIX_MAPPING.hasOwnProperty(st)){if(st===o.DATA_TYPES.fp16&&_e==="webgpu"&&!await(0,o.isWebGpuFp16Supported)())throw new Error(`The device (${_e}) does not support fp16.`)}else throw new Error(`Invalid dtype: ${st}. Should be one of: ${Object.keys(o.DATA_TYPES).join(", ")}`);const wt=ae.kv_cache_dtype,bt=wt?typeof wt=="string"?wt:wt[st]??"float32":void 0;if(bt&&!["float32","float16"].includes(bt))throw new Error(`Invalid kv_cache_dtype: ${bt}. Should be one of: float32, float16`);const Pt={dtype:st,kv_cache_dtype:bt,device:_e},mt=o.DEFAULT_DTYPE_SUFFIX_MAPPING[st],Lt=`${M}${mt}.onnx`,_t=`${j.subfolder??""}/${Lt}`,pt={...j.session_options};pt.executionProviders??=Se;const Ft=ae.free_dimension_overrides;Ft?pt.freeDimensionOverrides??=Ft:_e.startsWith("webnn")&&!pt.freeDimensionOverrides&&console.warn(`WebNN does not currently support dynamic shapes and requires 'free_dimension_overrides' to be set in config.json, preferably as a field within config["transformers.js_config"]["device_config"]["${_e}"]. When 'free_dimension_overrides' is not set, you may experience significant performance degradation.`);const Wt=w.apis.IS_NODE_ENV&&w.env.useFSCache,er=(0,l.getModelFile)(g,_t,!0,j,Wt),nr=j.use_external_data_format??ae.use_external_data_format;let pr=[];if(nr){let At;typeof nr=="object"?nr.hasOwnProperty(Lt)?At=nr[Lt]:nr.hasOwnProperty(M)?At=nr[M]:At=!1:At=nr;const cr=+At;if(cr>l.MAX_EXTERNAL_DATA_CHUNKS)throw new Error(`The number of external data chunks (${cr}) exceeds the maximum allowed value (${l.MAX_EXTERNAL_DATA_CHUNKS}).`);for(let kr=0;kr{const eo=await(0,l.getModelFile)(g,Wr,!0,j,Wt);ms(eo instanceof Uint8Array?{path:wn,data:eo}:wn)}))}}else pt.externalData!==void 0&&(pr=pt.externalData.map(async At=>{if(typeof At.data=="string"){const cr=await(0,l.getModelFile)(g,At.data,!0,j);return{...At,data:cr}}return At}));if(pr.length>0){const At=await Promise.all(pr);w.apis.IS_NODE_ENV||(pt.externalData=At)}if(_e==="webgpu"){const At=(0,s.getCacheShapes)(j.config,{prefix:"present"});if(Object.keys(At).length>0&&!(0,n.isONNXProxy)()){const cr={};for(const kr in At)cr[kr]="gpu-buffer";pt.preferredOutputLocation=cr}}return{buffer_or_path:await er,session_options:pt,session_config:Pt}}async function O(g,M,j){return Object.fromEntries(await Promise.all(Object.keys(M).map(async ae=>{const{buffer_or_path:me,session_options:_e,session_config:Se}=await S(g,M[ae],j),Le=await(0,n.createInferenceSession)(me,_e,Se);return[ae,Le]})))}async function F(g,M,j){return Object.fromEntries(await Promise.all(Object.keys(M).map(async ae=>{const me=await(0,l.getModelJSON)(g,M[ae],!1,j);return[ae,me]})))}function H(g,M){const j=Object.create(null),ae=[];for(const Se of g.inputNames){const Le=M[Se];if(!(Le instanceof u.Tensor)){ae.push(Se);continue}j[Se]=(0,n.isONNXProxy)()?Le.clone():Le}if(ae.length>0)throw new Error(`An error occurred during model execution: "Missing the following inputs: ${ae.join(", ")}.`);const me=Object.keys(M).length,_e=g.inputNames.length;if(me>_e){let Se=Object.keys(M).filter(Le=>!g.inputNames.includes(Le));console.warn(`WARNING: Too many inputs were provided (${me} > ${_e}). The following inputs will be ignored: "${Se.join(", ")}".`)}return j}async function W(g,M){const j=H(g,M);try{const ae=Object.fromEntries(Object.entries(j).map(([_e,Se])=>[_e,Se.ort_tensor])),me=await(0,n.runInferenceSession)(g,ae);return B(me)}catch(ae){const me=Object.fromEntries(Object.entries(j).map(([_e,Se])=>{const Le={type:Se.type,dims:Se.dims,location:Se.location};return Le.location!=="gpu-buffer"&&(Le.data=Se.data),[_e,Le]}));throw console.error(`An error occurred during model execution: "${ae}".`),console.error("Inputs given to model:",me),ae}}function B(g){for(let M in g)(0,n.isONNXTensor)(g[M])?g[M]=new u.Tensor(g[M]):typeof g[M]=="object"&&B(g[M]);return g}function Y(g){if(g instanceof u.Tensor)return g;if(g.length===0)throw Error("items must be non-empty");if(Array.isArray(g[0])){if(g.some(M=>M.length!==g[0].length))throw Error("Unable to create tensor, you should probably activate truncation and/or padding with 'padding=True' and/or 'truncation=True' to have batched tensors with the same length.");return new u.Tensor("int64",BigInt64Array.from(g.flat().map(M=>BigInt(M))),[g.length,g[0].length])}else return new u.Tensor("int64",BigInt64Array.from(g.map(M=>BigInt(M))),[1,g.length])}function X(g){return new u.Tensor("bool",[g],[1])}async function J(g,M){let{encoder_outputs:j,input_ids:ae,decoder_input_ids:me,..._e}=M;if(!j){const Le=(0,i.pick)(M,g.sessions.model.inputNames);j=(await re(g,Le)).last_hidden_state}return _e.input_ids=me,_e.encoder_hidden_states=j,g.sessions.decoder_model_merged.inputNames.includes("encoder_attention_mask")&&(_e.encoder_attention_mask=M.attention_mask),await le(g,_e,!0)}async function re(g,M){const j=g.sessions.model,ae=(0,i.pick)(M,j.inputNames);if(j.inputNames.includes("inputs_embeds")&&!ae.inputs_embeds){if(!M.input_ids)throw new Error("Both `input_ids` and `inputs_embeds` are missing in the model inputs.");ae.inputs_embeds=await g.encode_text({input_ids:M.input_ids})}if(j.inputNames.includes("token_type_ids")&&!ae.token_type_ids){if(!ae.input_ids)throw new Error("Both `input_ids` and `token_type_ids` are missing in the model inputs.");ae.token_type_ids=(0,u.zeros_like)(ae.input_ids)}if(j.inputNames.includes("pixel_mask")&&!ae.pixel_mask){if(!ae.pixel_values)throw new Error("Both `pixel_values` and `pixel_mask` are missing in the model inputs.");const me=ae.pixel_values.dims;ae.pixel_mask=(0,u.ones)([me[0],me[2],me[3]])}return await W(j,ae)}async function ne(g,M){const j=await g.encode(M);return await g.decode(j)}async function le(g,M,j=!1){const ae=g.sessions[j?"decoder_model_merged":"model"],{past_key_values:me,..._e}=M;if(ae.inputNames.includes("use_cache_branch")&&(_e.use_cache_branch=X(!!me)),ae.inputNames.includes("position_ids")&&_e.attention_mask&&!_e.position_ids){const Le=["paligemma","gemma3_text","gemma3"].includes(g.config.model_type)?1:0;_e.position_ids=Ae(_e,me,Le)}g.addPastKeyValues(_e,me);const Se=(0,i.pick)(_e,ae.inputNames);return await W(ae,Se)}function pe({modality_token_id:g,inputs_embeds:M,modality_features:j,input_ids:ae,attention_mask:me}){const _e=ae.tolist().map(st=>st.reduce((wt,bt,Pt)=>(bt==g&&wt.push(Pt),wt),[])),Se=_e.reduce((st,wt)=>st+wt.length,0),Le=j.dims[0];if(Se!==Le)throw new Error(`Number of tokens and features do not match: tokens: ${Se}, features ${Le}`);let Ge=0;for(let st=0;st<_e.length;++st){const wt=_e[st],bt=M[st];for(let Pt=0;Pt_e.dims[1]||me<_e.dims[1]&&(j.input_ids=_e.slice(null,[me,null]))}return j}function je(g,M,j,ae){return j.past_key_values&&(M=M.map(me=>[me.at(-1)])),{...j,decoder_input_ids:Y(M)}}function Te(g,...M){return g.config.is_encoder_decoder?je(g,...M):Ie(g,...M)}function Q(g,M,j,ae){const me=!!j.past_key_values;return ae.guidance_scale!==null&&ae.guidance_scale>1&&(me?j.input_ids=(0,u.cat)([j.input_ids,j.input_ids],0):(j.input_ids=(0,u.cat)([j.input_ids,(0,u.full_like)(j.input_ids,BigInt(ae.pad_token_id))],0),j.attention_mask=(0,u.cat)([j.attention_mask,(0,u.full_like)(j.attention_mask,0n)],0))),(me||!j.pixel_values)&&(j.pixel_values=(0,u.full)([0,0,3,384,384],1)),me&&(j.images_seq_mask=new u.Tensor("bool",new Array(1).fill(!0).fill(!1,0,1),[1,1]),j.images_emb_mask=new u.Tensor("bool",new Array(0).fill(!1),[1,1,0])),j}class z extends a.Callable{main_input_name="input_ids";forward_params=["input_ids","attention_mask"];constructor(M,j,ae){super(),this.config=M,this.sessions=j,this.configs=ae;const me=x.get(this.constructor),_e=b.get(me);switch(this.can_generate=!1,this._forward=null,this._prepare_inputs_for_generation=null,_e){case T.DecoderOnly:this.can_generate=!0,this._forward=le,this._prepare_inputs_for_generation=Ie;break;case T.Seq2Seq:case T.Vision2Seq:case T.Musicgen:this.can_generate=!0,this._forward=J,this._prepare_inputs_for_generation=je;break;case T.EncoderDecoder:this._forward=J;break;case T.ImageTextToText:this.can_generate=!0,this._forward=te,this._prepare_inputs_for_generation=Te;break;case T.AudioTextToText:this.can_generate=!0,this._forward=D,this._prepare_inputs_for_generation=Te;break;case T.Phi3V:case T.ImageAudioTextToText:this.can_generate=!0,this._prepare_inputs_for_generation=Te;break;case T.MultiModality:this.can_generate=!0,this._prepare_inputs_for_generation=Q;break;case T.AutoEncoder:this._forward=ne;break;default:this._forward=re;break}this.can_generate&&this.forward_params.push("past_key_values"),this.custom_config=this.config["transformers.js_config"]??{}}async dispose(){const M=[];for(const j of Object.values(this.sessions))j?.handler?.dispose&&M.push(j.handler.dispose());return await Promise.all(M)}static async from_pretrained(M,{progress_callback:j=null,config:ae=null,cache_dir:me=null,local_files_only:_e=!1,revision:Se="main",model_file_name:Le=null,subfolder:Ge="onnx",device:st=null,dtype:wt=null,use_external_data_format:bt=null,session_options:Pt={}}={}){let mt={progress_callback:j,config:ae,cache_dir:me,local_files_only:_e,revision:Se,model_file_name:Le,subfolder:Ge,device:st,dtype:wt,use_external_data_format:bt,session_options:Pt};const Lt=x.get(this),_t=b.get(Lt);ae=mt.config=await s.AutoConfig.from_pretrained(M,mt);let pt;if(_t===T.DecoderOnly)pt=await Promise.all([O(M,{model:mt.model_file_name??"model"},mt),F(M,{generation_config:"generation_config.json"},mt)]);else if(_t===T.Seq2Seq||_t===T.Vision2Seq)pt=await Promise.all([O(M,{model:"encoder_model",decoder_model_merged:"decoder_model_merged"},mt),F(M,{generation_config:"generation_config.json"},mt)]);else if(_t===T.MaskGeneration)pt=await Promise.all([O(M,{model:"vision_encoder",prompt_encoder_mask_decoder:"prompt_encoder_mask_decoder"},mt)]);else if(_t===T.EncoderDecoder)pt=await Promise.all([O(M,{model:"encoder_model",decoder_model_merged:"decoder_model_merged"},mt)]);else if(_t===T.ImageTextToText){const Ft={embed_tokens:"embed_tokens",vision_encoder:"vision_encoder",decoder_model_merged:"decoder_model_merged"};ae.is_encoder_decoder&&(Ft.model="encoder_model"),pt=await Promise.all([O(M,Ft,mt),F(M,{generation_config:"generation_config.json"},mt)])}else if(_t===T.AudioTextToText){const Ft={embed_tokens:"embed_tokens",audio_encoder:"audio_encoder",decoder_model_merged:"decoder_model_merged"};pt=await Promise.all([O(M,Ft,mt),F(M,{generation_config:"generation_config.json"},mt)])}else if(_t===T.ImageAudioTextToText){const Ft={embed_tokens:"embed_tokens",audio_encoder:"audio_encoder",vision_encoder:"vision_encoder",decoder_model_merged:"decoder_model_merged"};pt=await Promise.all([O(M,Ft,mt),F(M,{generation_config:"generation_config.json"},mt)])}else if(_t===T.Musicgen)pt=await Promise.all([O(M,{model:"text_encoder",decoder_model_merged:"decoder_model_merged",encodec_decode:"encodec_decode"},mt),F(M,{generation_config:"generation_config.json"},mt)]);else if(_t===T.MultiModality)pt=await Promise.all([O(M,{prepare_inputs_embeds:"prepare_inputs_embeds",model:"language_model",lm_head:"lm_head",gen_head:"gen_head",gen_img_embeds:"gen_img_embeds",image_decode:"image_decode"},mt),F(M,{generation_config:"generation_config.json"},mt)]);else if(_t===T.Phi3V)pt=await Promise.all([O(M,{prepare_inputs_embeds:"prepare_inputs_embeds",model:"model",vision_encoder:"vision_encoder"},mt),F(M,{generation_config:"generation_config.json"},mt)]);else if(_t===T.AutoEncoder)pt=await Promise.all([O(M,{encoder_model:"encoder_model",decoder_model:"decoder_model"},mt)]);else if(_t===T.Supertonic)pt=await Promise.all([O(M,{text_encoder:"text_encoder",latent_denoiser:"latent_denoiser",voice_decoder:"voice_decoder"},mt)]);else{if(_t!==T.EncoderOnly){const Ft=Lt??ae?.model_type;Ft!=="custom"&&console.warn(`Model type for '${Ft}' not found, assuming encoder-only architecture. Please report this at ${c.GITHUB_ISSUE_URL}.`)}pt=await Promise.all([O(M,{model:mt.model_file_name??"model"},mt)])}return new this(ae,...pt)}async _call(M){return await this.forward(M)}async forward(M){return await this._forward(this,M)}get generation_config(){return this.configs?.generation_config??null}_get_logits_processor(M,j,ae=null){const me=new p.LogitsProcessorList;if(M.repetition_penalty!==null&&M.repetition_penalty!==1&&me.push(new p.RepetitionPenaltyLogitsProcessor(M.repetition_penalty)),M.no_repeat_ngram_size!==null&&M.no_repeat_ngram_size>0&&me.push(new p.NoRepeatNGramLogitsProcessor(M.no_repeat_ngram_size)),M.bad_words_ids!==null&&me.push(new p.NoBadWordsLogitsProcessor(M.bad_words_ids,M.eos_token_id)),M.min_length!==null&&M.eos_token_id!==null&&M.min_length>0&&me.push(new p.MinLengthLogitsProcessor(M.min_length,M.eos_token_id)),M.min_new_tokens!==null&&M.eos_token_id!==null&&M.min_new_tokens>0&&me.push(new p.MinNewTokensLengthLogitsProcessor(j,M.min_new_tokens,M.eos_token_id)),M.forced_bos_token_id!==null&&me.push(new p.ForcedBOSTokenLogitsProcessor(M.forced_bos_token_id)),M.forced_eos_token_id!==null&&me.push(new p.ForcedEOSTokenLogitsProcessor(M.max_length,M.forced_eos_token_id)),M.begin_suppress_tokens!==null){const _e=j>1||M.forced_bos_token_id===null?j:j+1;me.push(new p.SuppressTokensAtBeginLogitsProcessor(M.begin_suppress_tokens,_e))}return M.guidance_scale!==null&&M.guidance_scale>1&&me.push(new p.ClassifierFreeGuidanceLogitsProcessor(M.guidance_scale)),M.temperature===0&&M.do_sample&&(console.warn("`do_sample` changed to false because `temperature: 0` implies greedy sampling (always selecting the most likely token), which is incompatible with `do_sample: true`."),M.do_sample=!1),M.do_sample&&M.temperature!==null&&M.temperature!==1&&me.push(new p.TemperatureLogitsWarper(M.temperature)),ae!==null&&me.extend(ae),me}_prepare_generation_config(M,j,ae=d.GenerationConfig){const me={...this.config};for(const Se of["decoder","generator","text_config"])Se in me&&Object.assign(me,me[Se]);const _e=new ae(me);return Object.assign(_e,this.generation_config??{}),M&&Object.assign(_e,M),j&&Object.assign(_e,(0,i.pick)(j,Object.getOwnPropertyNames(_e))),_e}_get_stopping_criteria(M,j=null){const ae=new y.StoppingCriteriaList;return M.max_length!==null&&ae.push(new y.MaxLengthCriteria(M.max_length,this.config.max_position_embeddings??null)),M.eos_token_id!==null&&ae.push(new y.EosTokenCriteria(M.eos_token_id)),j&&ae.extend(j),ae}_validate_model_class(){if(!this.can_generate){const M=[jl,Vl,Nl,Rl],j=x.get(this.constructor),ae=new Set,me=this.config.model_type;for(const Se of M){const Le=Se.get(me);Le&&ae.add(Le[0])}let _e=`The current model class (${j}) is not compatible with \`.generate()\`, as it doesn't have a language model head.`;throw ae.size>0&&(_e+=` Please use the following class instead: ${[...ae].join(", ")}`),Error(_e)}}prepare_inputs_for_generation(...M){return this._prepare_inputs_for_generation(this,...M)}_update_model_kwargs_for_generation({generated_input_ids:M,outputs:j,model_inputs:ae,is_encoder_decoder:me}){return ae.past_key_values=this.getPastKeyValues(j,ae.past_key_values),ae.input_ids=new u.Tensor("int64",M.flat(),[M.length,1]),me||(ae.attention_mask=(0,u.cat)([ae.attention_mask,(0,u.ones)([ae.attention_mask.dims[0],1])],1)),ae.position_ids=null,ae}_prepare_model_inputs({inputs:M,bos_token_id:j,model_kwargs:ae}){const me=(0,i.pick)(ae,this.forward_params),_e=this.main_input_name;if(_e in me){if(M)throw new Error("`inputs`: {inputs}` were passed alongside {input_name} which is not allowed. Make sure to either pass {inputs} or {input_name}=...")}else me[_e]=M;return{inputs_tensor:me[_e],model_inputs:me,model_input_name:_e}}async _prepare_encoder_decoder_kwargs_for_generation({inputs_tensor:M,model_inputs:j,model_input_name:ae,generation_config:me}){if(this.sessions.model.inputNames.includes("inputs_embeds")&&!j.inputs_embeds&&"_prepare_inputs_embeds"in this){const{input_ids:Se,pixel_values:Le,attention_mask:Ge,...st}=j,wt=await this._prepare_inputs_embeds(j);j={...st,...(0,i.pick)(wt,["inputs_embeds","attention_mask"])}}let{last_hidden_state:_e}=await re(this,j);if(me.guidance_scale!==null&&me.guidance_scale>1)_e=(0,u.cat)([_e,(0,u.full_like)(_e,0)],0),"attention_mask"in j&&(j.attention_mask=(0,u.cat)([j.attention_mask,(0,u.zeros_like)(j.attention_mask)],0));else if(j.decoder_input_ids){const Se=Y(j.decoder_input_ids).dims[0];if(Se!==_e.dims[0]){if(_e.dims[0]!==1)throw new Error(`The encoder outputs have a different batch size (${_e.dims[0]}) than the decoder inputs (${Se}).`);_e=(0,u.cat)(Array.from({length:Se},()=>_e),0)}}return j.encoder_outputs=_e,j}_prepare_decoder_input_ids_for_generation({batch_size:M,model_input_name:j,model_kwargs:ae,decoder_start_token_id:me,bos_token_id:_e,generation_config:Se}){let{decoder_input_ids:Le,...Ge}=ae;if(!(Le instanceof u.Tensor)){if(Le)Array.isArray(Le[0])||(Le=Array.from({length:M},()=>Le));else if(me??=_e,this.config.model_type==="musicgen")Le=Array.from({length:M*this.config.decoder.num_codebooks},()=>[me]);else if(Array.isArray(me)){if(me.length!==M)throw new Error(`\`decoder_start_token_id\` expcted to have length ${M} but got ${me.length}`);Le=me}else Le=Array.from({length:M},()=>[me]);Le=Y(Le)}return ae.decoder_attention_mask=(0,u.ones_like)(Le),{input_ids:Le,model_inputs:Ge}}async generate({inputs:M=null,generation_config:j=null,logits_processor:ae=null,stopping_criteria:me=null,streamer:_e=null,...Se}){this._validate_model_class(),j=this._prepare_generation_config(j,Se);let{inputs_tensor:Le,model_inputs:Ge,model_input_name:st}=this._prepare_model_inputs({inputs:M,model_kwargs:Se});const wt=this.config.is_encoder_decoder;wt&&("encoder_outputs"in Ge||(Ge=await this._prepare_encoder_decoder_kwargs_for_generation({inputs_tensor:Le,model_inputs:Ge,model_input_name:st,generation_config:j})));let bt;wt?{input_ids:bt,model_inputs:Ge}=this._prepare_decoder_input_ids_for_generation({batch_size:Ge[st].dims.at(0),model_input_name:st,model_kwargs:Ge,decoder_start_token_id:j.decoder_start_token_id,bos_token_id:j.bos_token_id,generation_config:j}):bt=Ge[st];let Pt=bt.dims.at(-1);j.max_new_tokens!==null&&(j.max_length=Pt+j.max_new_tokens);const mt=this._get_logits_processor(j,Pt,ae),Lt=this._get_stopping_criteria(j,me),_t=Ge[st].dims.at(0),pt=k.LogitsSampler.getSampler(j),Ft=new Array(_t).fill(0),Wt=bt.tolist();_e&&_e.put(Wt);let er,nr={};for(;;){if(Ge=this.prepare_inputs_for_generation(Wt,Ge,j),er=await this.forward(Ge),j.output_attentions&&j.return_dict_in_generate){const Wr=this.getAttentions(er);for(const ms in Wr)ms in nr||(nr[ms]=[]),nr[ms].push(Wr[ms])}const At=er.logits.slice(null,-1,null),cr=mt(Wt,At),kr=[];for(let Wr=0;WrWr))break;Ge=this._update_model_kwargs_for_generation({generated_input_ids:kr,outputs:er,model_inputs:Ge,is_encoder_decoder:wt})}_e&&_e.end();const pr=this.getPastKeyValues(er,Ge.past_key_values,!0),fr=new u.Tensor("int64",Wt.flat(),[Wt.length,Wt[0].length]);if(j.return_dict_in_generate)return{sequences:fr,past_key_values:pr,...nr};for(const At of Object.values(er))At.location==="gpu-buffer"&&At.dispose();return fr}getPastKeyValues(M,j,ae=!1){const me=Object.create(null);for(const _e in M)if(_e.startsWith("present")){const Se=_e.replace("present_conv","past_conv").replace("present","past_key_values"),Le=_e.includes("encoder");if(Le&&j?me[Se]=j[Se]:me[Se]=M[_e],j&&(!Le||ae)){const Ge=j[Se];Ge.location==="gpu-buffer"&&Ge.dispose()}}return me}getAttentions(M){const j={};for(const ae of["cross_attentions","encoder_attentions","decoder_attentions"])for(const me in M)me.startsWith(ae)&&(ae in j||(j[ae]=[]),j[ae].push(M[me]));return j}addPastKeyValues(M,j){if(j)Object.assign(M,j);else{const ae=this.sessions.decoder_model_merged??this.sessions.model,me=(M[this.main_input_name]??M.attention_mask)?.dims?.[0]??1,_e=ae?.config?.kv_cache_dtype??"float32",Se=_e==="float16"?u.DataTypeMap.float16:u.DataTypeMap.float32,Le=(0,s.getCacheShapes)(this.config,{batch_size:me});for(const Ge in Le){const st=Le[Ge].reduce((wt,bt)=>wt*bt,1);M[Ge]=new u.Tensor(_e,new Se(st),Le[Ge])}}}async encode_image({pixel_values:M}){return(await W(this.sessions.vision_encoder,{pixel_values:M})).image_features}async encode_text({input_ids:M}){return(await W(this.sessions.embed_tokens,{input_ids:M})).inputs_embeds}async encode_audio({audio_values:M}){return(await W(this.sessions.audio_encoder,{audio_values:M})).audio_features}}class de{}class be extends de{constructor({last_hidden_state:M,hidden_states:j=null,attentions:ae=null}){super(),this.last_hidden_state=M,this.hidden_states=j,this.attentions=ae}}class ve extends z{}class xe extends ve{}class Ce extends ve{async _call(M){return new $r(await super._call(M))}}class ge extends ve{async _call(M){return new xt(await super._call(M))}}class De extends ve{async _call(M){return new Pr(await super._call(M))}}class fe extends ve{async _call(M){return new Br(await super._call(M))}}class Ee extends z{}class We extends Ee{}class Fe extends Ee{async _call(M){return new $r(await super._call(M))}}class tt extends Ee{async _call(M){return new xt(await super._call(M))}}class Re extends Ee{async _call(M){return new Pr(await super._call(M))}}class rt extends Ee{async _call(M){return new Br(await super._call(M))}}class Ze extends z{}class Ne extends Ze{}class Oe extends Ze{async _call(M){return new $r(await super._call(M))}}class ot extends Ze{async _call(M){return new xt(await super._call(M))}}class ht extends Ze{async _call(M){return new Pr(await super._call(M))}}class Rt extends z{}class It extends Rt{}class gr extends Rt{}class Or extends z{}class zt extends Or{}class Rr extends z{}class qs extends Rr{}class Qs extends Rr{async _call(M){return new $r(await super._call(M))}}class Xs extends Rr{async _call(M){return new xt(await super._call(M))}}class or extends Rr{async _call(M){return new Pr(await super._call(M))}}class Sr extends Rr{async _call(M){return new Br(await super._call(M))}}class Qr extends z{}class Bs extends Qr{}class ft extends Qr{async _call(M){return new $r(await super._call(M))}}class qt extends Qr{async _call(M){return new xt(await super._call(M))}}class Es extends Qr{async _call(M){return new Pr(await super._call(M))}}class Ps extends Qr{async _call(M){return new Br(await super._call(M))}}class Kr extends z{}class yt extends Kr{}class Cs extends Kr{async _call(M){return new $r(await super._call(M))}}class C extends Kr{async _call(M){return new xt(await super._call(M))}}class q extends Kr{async _call(M){return new Pr(await super._call(M))}}class R extends Kr{async _call(M){return new Br(await super._call(M))}}class G extends z{}class Z extends G{}class ce extends G{async _call(M){return new $r(await super._call(M))}}class ye extends G{async _call(M){return new xt(await super._call(M))}}class et extends G{async _call(M){return new Pr(await super._call(M))}}class ut extends G{async _call(M){return new Br(await super._call(M))}}class He extends z{}class Mt extends He{}class qe extends He{async _call(M){return new $r(await super._call(M))}}class Tt extends He{async _call(M){return new xt(await super._call(M))}}class kt extends He{async _call(M){return new Pr(await super._call(M))}}class Mr extends He{async _call(M){return new Br(await super._call(M))}}class dr extends z{}class ar extends dr{}class Tr extends dr{async _call(M){return new $r(await super._call(M))}}class Ss extends dr{async _call(M){return new xt(await super._call(M))}}class Dr extends dr{async _call(M){return new Pr(await super._call(M))}}class Is extends dr{async _call(M){return new Br(await super._call(M))}}class Lr extends z{}class zr extends Lr{}class ts extends Lr{async _call(M){return new xt(await super._call(M))}}class wr extends Lr{async _call(M){return new Pr(await super._call(M))}}class ir extends Lr{async _call(M){return new Br(await super._call(M))}}class Hr extends Lr{async _call(M){return new $r(await super._call(M))}}class rs extends z{}class Rs extends rs{}class $s extends rs{async _call(M){return new $r(await super._call(M))}}class ks extends rs{async _call(M){return new xt(await super._call(M))}}class As extends rs{async _call(M){return new Pr(await super._call(M))}}class ss extends z{}class Nr extends ss{}class ze extends ss{async _call(M){return new $r(await super._call(M))}}class Ue extends ss{async _call(M){return new xt(await super._call(M))}}class nt extends ss{async _call(M){return new Br(await super._call(M))}}class Kt extends z{}class Ns extends Kt{}class Fs extends Kt{async _call(M){return new $r(await super._call(M))}}class js extends Kt{async _call(M){return new xt(await super._call(M))}}class Dn extends Kt{async _call(M){return new Pr(await super._call(M))}}class ue extends Kt{async _call(M){return new Br(await super._call(M))}}class $ extends z{}class U extends ${}class ee extends ${async _call(M){return new $r(await super._call(M))}}class se extends ${async _call(M){return new xt(await super._call(M))}}class Me extends ${async _call(M){return new Br(await super._call(M))}}class $e extends z{}class Xe extends $e{}class Je extends $e{async _call(M){return new xt(await super._call(M))}}class Ye extends $e{async _call(M){return new Br(await super._call(M))}}class Ke extends $e{async _call(M){return new $r(await super._call(M))}}class $t extends z{forward_params=["input_ids","attention_mask","encoder_outputs","decoder_input_ids","decoder_attention_mask","past_key_values"]}class Et extends $t{}class rr extends $t{}class br extends z{}class Xt extends br{}class sr extends br{}class Ht extends z{}class qr extends Ht{}class ns extends Ht{}class Er extends z{}class ds extends Er{}class Yt extends Er{}class hr extends Er{async _call(M){return new xt(await super._call(M))}}class Ir extends z{}class Xr extends Ir{}class ps extends Ir{}class yr extends Ir{async _call(M){return new xt(await super._call(M))}}class os extends Ir{}class vr extends z{}class Zt extends vr{}class _r extends vr{}class lr extends z{}class Ur extends lr{}class Js extends lr{}class Os extends z{}class po extends Os{}class ra extends Os{async _call(M){return new $r(await super._call(M))}}class sa extends Os{async _call(M){return new xt(await super._call(M))}}class na extends Os{async _call(M){return new Pr(await super._call(M))}}class oa extends Os{async _call(M){return new Br(await super._call(M))}}class Ys extends z{}class aa extends Ys{}class ia extends Ys{async _call(M){return new $r(await super._call(M))}}class la extends Ys{async _call(M){return new xt(await super._call(M))}}class ca extends Ys{async _call(M){return new Pr(await super._call(M))}}class ua extends Ys{async _call(M){return new Br(await super._call(M))}}class Zs extends z{}class da extends Zs{}class mo extends Zs{async _call(M){return new $r(await super._call(M))}}class ho extends Zs{async _call(M){return new xt(await super._call(M))}}class _o extends Zs{async _call(M){return new Pr(await super._call(M))}}class pa extends Zs{async _call(M){return new Br(await super._call(M))}}class fo extends z{}class go extends fo{}class Mo extends fo{}class Vs extends z{requires_attention_mask=!1;main_input_name="input_features";forward_params=["input_features","attention_mask","decoder_input_ids","decoder_attention_mask","past_key_values"]}class ma extends Vs{}class Ln extends Vs{_prepare_generation_config(M,j){return super._prepare_generation_config(M,j,v.WhisperGenerationConfig)}_retrieve_init_tokens(M){const j=[M.decoder_start_token_id];let ae=M.language;const me=M.task;if(M.is_multilingual){ae||(console.warn("No language specified - defaulting to English (en)."),ae="en");const Se=`<|${(0,I.whisper_language_to_code)(ae)}|>`;j.push(M.lang_to_id[Se]),j.push(M.task_to_id[me??"transcribe"])}else if(ae||me)throw new Error("Cannot specify `task` or `language` for an English-only model. If the model is intended to be multilingual, pass `is_multilingual=true` to generate, or update the generation config.");return!M.return_timestamps&&M.no_timestamps_token_id&&j.at(-1)!==M.no_timestamps_token_id?j.push(M.no_timestamps_token_id):M.return_timestamps&&j.at(-1)===M.no_timestamps_token_id&&(console.warn("<|notimestamps|> prompt token is removed from generation_config since `return_timestamps` is set to `true`."),j.pop()),j.filter(_e=>_e!=null)}async generate({inputs:M=null,generation_config:j=null,logits_processor:ae=null,stopping_criteria:me=null,..._e}){j=this._prepare_generation_config(j,_e);const Se=_e.decoder_input_ids??this._retrieve_init_tokens(j);if(j.return_timestamps&&(ae??=new p.LogitsProcessorList,ae.push(new p.WhisperTimeStampLogitsProcessor(j,Se))),j.begin_suppress_tokens&&(ae??=new p.LogitsProcessorList,ae.push(new p.SuppressTokensAtBeginLogitsProcessor(j.begin_suppress_tokens,Se.length))),j.return_token_timestamps){if(!j.alignment_heads)throw new Error("Model generation config has no `alignment_heads`, token-level timestamps not available. See https://gist.github.com/hollance/42e32852f24243b748ae6bc1f985b13a on how to add this property to the generation config.");j.task==="translate"&&console.warn("Token-level timestamps may not be reliable for task 'translate'."),j.output_attentions=!0,j.return_dict_in_generate=!0}const Le=await super.generate({inputs:M,generation_config:j,logits_processor:ae,decoder_input_ids:Se,..._e});return j.return_token_timestamps&&(Le.token_timestamps=this._extract_token_timestamps(Le,j.alignment_heads,j.num_frames)),Le}_extract_token_timestamps(M,j,ae=null,me=.02){if(!M.cross_attentions)throw new Error("Model outputs must contain cross attentions to extract timestamps. This is most likely because the model was not exported with `output_attentions=True`.");ae==null&&console.warn("`num_frames` has not been set, meaning the entire audio will be analyzed. This may lead to inaccurate token-level timestamps for short audios (< 30 seconds).");let _e=this.config.median_filter_width;_e===void 0&&(console.warn("Model config has no `median_filter_width`, using default value of 7."),_e=7);const Se=M.cross_attentions,Le=Array.from({length:this.config.decoder_layers},(_t,pt)=>(0,u.cat)(Se.map(Ft=>Ft[pt]),2)),Ge=(0,u.stack)(j.map(([_t,pt])=>{if(_t>=Le.length)throw new Error(`Layer index ${_t} is out of bounds for cross attentions (length ${Le.length}).`);return ae?Le[_t].slice(null,pt,null,[0,ae]):Le[_t].slice(null,pt)})).transpose(1,0,2,3),[st,wt]=(0,u.std_mean)(Ge,-2,0,!0),bt=Ge.clone();for(let _t=0;_tFt[At+1]-Ft[At]),nr=(0,i.mergeArrays)([1],er).map(fr=>!!fr),pr=[];for(let fr=0;frArray.from({length:M.dims[0]},er=>Array.from({length:M.dims[1]},nr=>1))),Lt=j?j.tolist():[],_t=ae?ae.tolist():[];let pt=0,Ft=0;for(let Wt=0;WtPt[Wt][Cr]==1),pr=er.reduce((tr,Cr,sn)=>(Cr==Ge&&tr.push(sn),tr),[]).map(tr=>er[tr+1]),fr=pr.filter(tr=>tr==Se).length,At=pr.filter(tr=>tr==Le).length;let cr=[],kr=0,wn=fr,Wr=At;for(let tr=0;trhs>kr&&yn==Se),sn=er.findIndex((yn,hs)=>hs>kr&&yn==Le),bn=wn>0&&Cr!==-1?Cr:er.length+1,to=Wr>0&&sn!==-1?sn:er.length+1;let Wa,Ul,Wl,Gl;bn0?(0,_.max)(cr.at(-1))[0]+1:0;cr.push(Array.from({length:3*Hl},(yn,hs)=>Y_+hs%Hl));const ql=Hl+Y_,Ka=Mx*Kl*Ga,wx=Array.from({length:Ka},(yn,hs)=>ql+Math.floor(hs/(Kl*Ga))),bx=Array.from({length:Ka},(yn,hs)=>ql+Math.floor(hs/Ga)%Kl),yx=Array.from({length:Ka},(yn,hs)=>ql+hs%Ga);cr.push([wx,bx,yx].flat()),kr=Wa+Ka}if(kr0?(0,_.max)(cr.at(-1))[0]+1:0,Cr=er.length-kr;cr.push(Array.from({length:3*Cr},(sn,bn)=>tr+bn%Cr))}const ms=cr.reduce((tr,Cr)=>tr+Cr.length,0),Zn=new Array(ms);let eo=0;for(let tr=0;tr<3;++tr)for(let Cr=0;Crbt[pt%bt.length]),Lt=Array.from({length:Pt[0]},(_t,pt)=>(0,_.max)(bt.subarray(Pt[1]*pt,Pt[1]*(pt+1)))[0]+1n+BigInt(Pt[1]));return[new u.Tensor("int64",mt,[3,...Pt]),new u.Tensor("int64",Lt,[Lt.length,1])]}else{const[bt,Pt]=M.dims,mt=BigInt64Array.from({length:3*bt*Pt},(Lt,_t)=>BigInt(Math.floor(_t%Pt/bt)));return[new u.Tensor("int64",mt,[3,...M.dims]),(0,u.zeros)([bt,1])]}}async encode_image({pixel_values:M,image_grid_thw:j}){return(await W(this.sessions.vision_encoder,{pixel_values:M,grid_thw:j})).image_features}_merge_input_ids_with_image_features(M){return oe({image_token_id:this.config.image_token_id,...M})}prepare_inputs_for_generation(M,j,ae){if(j.attention_mask&&!j.position_ids)if(!j.past_key_values)[j.position_ids,j.rope_deltas]=this.get_rope_index(j.input_ids,j.image_grid_thw,j.video_grid_thw,j.attention_mask);else{j.pixel_values=null;const me=BigInt(Object.values(j.past_key_values)[0].dims.at(-2)),_e=j.rope_deltas.map(Se=>me+Se);j.position_ids=(0,u.stack)([_e,_e,_e],0)}return j}}class ji extends z{}class kd extends ji{}class Ad extends ji{}class Vi extends z{}class Fd extends Vi{}class Od extends Vi{}class Ui extends z{}class Dd extends Ui{}class Ld extends Ui{}class Wi extends z{}class zd extends Wi{}class Bd extends Wi{}class Gi extends z{}class Rd extends Gi{}class Nd extends Gi{}class Ki extends z{}class jd extends Ki{}class Vd extends Ki{async _call(M){return new xt(await super._call(M))}}class Hi extends z{}class Ud extends Hi{}class Wd extends Hi{async _call(M){return new xt(await super._call(M))}}class Gd extends z{}class Kd extends Gd{}class qi extends z{}class Hd extends qi{}class qd extends qi{async _call(M){return new xt(await super._call(M))}}class Qd extends z{}class Xd extends Qd{}class Qi extends z{}class Jd extends Qi{}class Yd extends Qi{async _call(M){return new xt(await super._call(M))}}class Zd extends z{}class ep extends Zd{}class Xi extends z{}class tp extends Xi{}class rp extends Xi{async _call(M){return new xt(await super._call(M))}}class sp extends z{}class np extends sp{async _call(M){return new X_(await super._call(M))}}class Ji extends z{}class op extends Ji{}class ap extends Ji{async _call(M){return new xt(await super._call(M))}}class Yi extends z{}class ip extends Yi{}class lp extends Yi{async _call(M){return new xt(await super._call(M))}}class Zi extends z{}class cp extends Zi{}class up extends Zi{}class el extends z{}class dp extends el{}class pp extends el{}class tl extends z{}class mp extends tl{}class hp extends tl{async _call(M){return new xt(await super._call(M))}}class Ca extends z{}class _p extends Ca{}class fp extends Ca{async _call(M){return new sl(await super._call(M))}}class rl extends Ca{async _call(M){return new gp(await super._call(M))}}class sl extends de{constructor({logits:M,pred_boxes:j}){super(),this.logits=M,this.pred_boxes=j}}class gp extends de{constructor({logits:M,pred_boxes:j,pred_masks:ae}){super(),this.logits=M,this.pred_boxes=j,this.pred_masks=ae}}class nl extends z{}class Mp extends nl{}class wp extends nl{async _call(M){return new Fo(await super._call(M))}}class Fo extends de{constructor({logits:M,pred_boxes:j}){super(),this.logits=M,this.pred_boxes=j}}class ol extends z{}class bp extends ol{}class yp extends ol{async _call(M){return new vp(await super._call(M))}}class vp extends Fo{}class al extends z{}class xp extends al{}class Tp extends al{async _call(M){return new Ep(await super._call(M))}}class Ep extends Fo{}class il extends z{}class Pp extends il{}class Cp extends il{async _call(M){return new Fo(await super._call(M))}}class ll extends z{}class Sp extends ll{}class Ip extends ll{async _call(M){return new $p(await super._call(M))}}class $p extends sl{}class cl extends z{}class kp extends cl{}class Ap extends cl{async _call(M){return new xt(await super._call(M))}}class ul extends z{}class Fp extends ul{}class Op extends ul{async _call(M){return new xt(await super._call(M))}}class dl extends z{}class Dp extends dl{}class Lp extends dl{async _call(M){return new xt(await super._call(M))}}class Sa extends z{}class zp extends Sa{}class Bp extends Sa{async _call(M){return new xt(await super._call(M))}}class Rp extends Sa{}class pl extends z{}class Np extends pl{}class jp extends pl{}class ml extends z{}class Vp extends ml{}class Up extends ml{}class Wp extends z{}class Gp extends Wp{}class Ia extends z{}class Kp extends Ia{}class Hp extends Ia{}class qp extends Ia{}class Qp extends z{}class Xp extends Qp{}class Jp extends z{}class Yp extends Jp{}class Zp extends z{}class em extends Zp{}class hl extends z{}class tm extends hl{}class rm extends hl{}class _l extends z{}class sm extends _l{}class nm extends _l{}class om extends z{}class am extends om{}class fl extends z{}class im extends fl{}class lm extends fl{async _call(M){return new xt(await super._call(M))}}class gl extends z{}class cm extends gl{}class um extends gl{async _call(M){return new xt(await super._call(M))}}class Ml extends z{}class dm extends Ml{}class pm extends Ml{async _call(M){return new xt(await super._call(M))}}class wl extends z{}class mm extends wl{}class hm extends wl{async _call(M){return new xt(await super._call(M))}}class _m extends z{}class fm extends _m{}class gm extends z{}class Mm extends gm{}class wm extends z{}class bm extends wm{}class bl extends z{}class ym extends bl{}class vm extends bl{async _call(M){return new xm(await super._call(M))}}class xm extends de{constructor({logits:M,pred_boxes:j}){super(),this.logits=M,this.pred_boxes=j}}class Tm extends z{}class Em extends Tm{async get_image_embeddings({pixel_values:M}){return await re(this,{pixel_values:M})}async forward(M){!M.image_embeddings||!M.image_positional_embeddings?M={...M,...await this.get_image_embeddings(M)}:M={...M},M.input_labels??=(0,u.ones)(M.input_points.dims.slice(0,-1));const j={image_embeddings:M.image_embeddings,image_positional_embeddings:M.image_positional_embeddings};return M.input_points&&(j.input_points=M.input_points),M.input_labels&&(j.input_labels=M.input_labels),M.input_boxes&&(j.input_boxes=M.input_boxes),await W(this.sessions.prompt_encoder_mask_decoder,j)}async _call(M){return new Pm(await super._call(M))}}class Pm extends de{constructor({iou_scores:M,pred_masks:j}){super(),this.iou_scores=M,this.pred_masks=j}}class Cm extends de{constructor({iou_scores:M,pred_masks:j,object_score_logits:ae}){super(),this.iou_scores=M,this.pred_masks=j,this.object_score_logits=ae}}class Sm extends z{}class $a extends Sm{async get_image_embeddings({pixel_values:M}){return await re(this,{pixel_values:M})}async forward(M){const{num_feature_levels:j}=this.config.vision_config;if(Array.from({length:j},(Se,Le)=>`image_embeddings.${Le}`).some(Se=>!M[Se])?M={...M,...await this.get_image_embeddings(M)}:M={...M},M.input_points){if(M.input_boxes&&M.input_boxes.dims[1]!==1)throw new Error("When both `input_points` and `input_boxes` are provided, the number of boxes per image must be 1.");const Se=M.input_points.dims;M.input_labels??=(0,u.ones)(Se.slice(0,-1)),M.input_boxes??=(0,u.full)([Se[0],0,4],0)}else if(M.input_boxes){const Se=M.input_boxes.dims;M.input_labels=(0,u.full)([Se[0],Se[1],0],-1n),M.input_points=(0,u.full)([Se[0],1,0,2],0)}else throw new Error("At least one of `input_points` or `input_boxes` must be provided.");const me=this.sessions.prompt_encoder_mask_decoder,_e=(0,i.pick)(M,me.inputNames);return await W(me,_e)}async _call(M){return new Cm(await super._call(M))}}class Im extends $a{}class $m extends $a{}class yl extends z{}class km extends yl{}class Am extends yl{}class vl extends z{}class Fm extends vl{}class Om extends vl{}class tn extends z{}class Dm extends tn{}class Lm extends tn{async _call(M){return new rn(await super._call(M))}}class zm extends tn{async _call(M){return new xt(await super._call(M))}}class Bm extends tn{async _call(M){return new Pr(await super._call(M))}}class Rm extends z{}class Nm extends Rm{async _call(M){return new rn(await super._call(M))}}class xl extends z{}class jm extends xl{}class Vm extends xl{async _call(M){return new Pr(await super._call(M))}}class Um extends z{}class Wm extends Um{}class ka extends z{}class Gm extends ka{}class Km extends ka{async _call(M){return new rn(await super._call(M))}}class Hm extends ka{async _call(M){return new xt(await super._call(M))}}class Oo extends z{}class qm extends Oo{}class Qm extends Oo{async _call(M){return new rn(await super._call(M))}}class Xm extends Oo{async _call(M){return new xt(await super._call(M))}}class Jm extends Oo{async _call(M){return new Pr(await super._call(M))}}class Aa extends z{}class Ym extends Aa{}class Zm extends Aa{async _call(M){return new rn(await super._call(M))}}class eh extends Aa{async _call(M){return new xt(await super._call(M))}}class Ev extends z{}class th extends tn{}class rh extends tn{async _call(M){return new rn(await super._call(M))}}class sh extends tn{async _call(M){return new xt(await super._call(M))}}class Jn extends z{}class nh extends Jn{}class oh extends Jn{async _call(M){return new rn(await super._call(M))}}class ah extends Jn{async _call(M){return new xt(await super._call(M))}}class ih extends Jn{async _call(M){return new Q_(await super._call(M))}}class lh extends Jn{async _call(M){return new Pr(await super._call(M))}}class ch extends z{}class uh extends ch{}class Fa extends z{}class Pv extends Fa{}class dh extends Fa{}class ph extends Fa{async generate_speech(M,j,{threshold:ae=.5,minlenratio:me=0,maxlenratio:_e=20,vocoder:Se=null}={}){const Le={input_ids:M},{encoder_outputs:Ge,encoder_attention_mask:st}=await re(this,Le),wt=Ge.dims[1]/this.config.reduction_factor,bt=Math.floor(wt*_e),Pt=Math.floor(wt*me),mt=this.config.num_mel_bins;let Lt=[],_t=null,pt=null,Ft=0;for(;;){++Ft;const nr=X(!!pt);let pr;pt?pr=pt.output_sequence_out:pr=new u.Tensor("float32",new Float32Array(mt),[1,1,mt]);let fr={use_cache_branch:nr,output_sequence:pr,encoder_attention_mask:st,speaker_embeddings:j,encoder_hidden_states:Ge};this.addPastKeyValues(fr,_t),pt=await W(this.sessions.decoder_model_merged,fr),_t=this.getPastKeyValues(pt,_t);const{prob:At,spectrum:cr}=pt;if(Lt.push(cr),Ft>=Pt&&(Array.from(At.data).filter(kr=>kr>=ae).length>0||Ft>=bt))break}const Wt=(0,u.cat)(Lt),{waveform:er}=await W(Se.sessions.model,{spectrogram:Wt});return{spectrogram:Wt,waveform:er}}}class mh extends z{main_input_name="spectrogram"}class hh extends z{}class Tl extends hh{async generate_speech({input_ids:M,attention_mask:j,style:ae,num_inference_steps:me=5,speed:_e=1.05}){const{sampling_rate:Se,chunk_compress_factor:Le,base_chunk_size:Ge,latent_dim:st}=this.config,{last_hidden_state:wt,durations:bt}=await W(this.sessions.text_encoder,{input_ids:M,attention_mask:j,style:ae});bt.div_(_e);const Pt=bt.max().item()*Se,mt=Ge*Le,Lt=Math.floor((Pt+mt-1)/mt),_t=M.dims[0],pt=(0,u.ones)([_t,Lt]),Ft=(0,u.full)([_t],me);let Wt=(0,u.randn)([_t,st*Le,Lt]);for(let nr=0;nr0&&Pt<=_e&&(M.data[Se++]=M.data[st])}const Le=Math.floor(j/me),Ge=Se/(Le*me);return new u.Tensor(M.type,M.data.slice(0,Se),[Le,me,Ge])}prepare_inputs_for_generation(M,j,ae){let me=structuredClone(M);for(let Se=0;Se=Le&&(me[Se][Le]=BigInt(this.config.decoder.pad_token_id));return ae.guidance_scale!==null&&ae.guidance_scale>1&&(me=me.concat(me)),super.prepare_inputs_for_generation(me,j,ae)}async generate(M){const j=await super.generate(M),ae=this._apply_and_filter_by_delay_pattern_mask(j).unsqueeze_(0),{audio_values:me}=await W(this.sessions.encodec_decode,{audio_codes:ae});return me}}class La extends z{}class Rh extends La{}class Nh extends La{async _call(M){return new xt(await super._call(M))}}class jh extends La{}class za extends z{}class Vh extends za{}class Uh extends za{async _call(M){return new xt(await super._call(M))}}class Wh extends za{}class Ba extends z{}class Gh extends Ba{}class Kh extends Ba{async _call(M){return new xt(await super._call(M))}}class Hh extends Ba{}class Ra extends z{}class qh extends Ra{}class Qh extends Ra{async _call(M){return new xt(await super._call(M))}}class Xh extends Ra{}class Jh extends z{}class Yh extends Jh{}class Zh extends z{}class e_ extends Zh{forward_params=["input_ids","pixel_values","images_seq_mask","images_emb_mask","attention_mask","position_ids","past_key_values"];constructor(...M){super(...M),this._generation_mode="text"}async forward(M){const j=this._generation_mode??"text";let ae;if(j==="text"||!M.past_key_values){const Ge=this.sessions.prepare_inputs_embeds,st=(0,i.pick)(M,Ge.inputNames);ae=await W(Ge,st)}else{const Ge=this.sessions.gen_img_embeds,st=(0,i.pick)({image_ids:M.input_ids},Ge.inputNames);ae=await W(Ge,st)}const me={...M,...ae},_e=await le(this,me),Se=this.sessions[j==="text"?"lm_head":"gen_head"];if(!Se)throw new Error(`Unable to find "${Se}" generation head`);const Le=await W(Se,(0,i.pick)(_e,Se.inputNames));return{...ae,..._e,...Le}}async generate(M){return this._generation_mode="text",super.generate(M)}async generate_images(M){this._generation_mode="image";const j=(M.inputs??M[this.main_input_name]).dims[1],me=(await super.generate(M)).slice(null,[j,null]),_e=this.sessions.image_decode,{decoded_image:Se}=await W(_e,{generated_tokens:me}),Le=Se.add_(1).mul_(255/2).clamp_(0,255).to("uint8"),Ge=[];for(const st of Le){const wt=f.RawImage.fromTensor(st);Ge.push(wt)}return Ge}}class t_ extends de{constructor({char_logits:M,bpe_logits:j,wp_logits:ae}){super(),this.char_logits=M,this.bpe_logits=j,this.wp_logits=ae}get logits(){return[this.char_logits,this.bpe_logits,this.wp_logits]}}class r_ extends z{}class s_ extends r_{async _call(M){return new t_(await super._call(M))}}class Ll extends z{}class n_ extends Ll{}class o_ extends Ll{}class zl extends z{}class a_ extends zl{}class i_ extends zl{}class l_ extends z{forward_params=["input_ids","attention_mask","position_ids","audio_values","past_key_values"]}class Bl extends l_{_merge_input_ids_with_audio_features(M){const j=M.audio_features.dims.at(-1),ae=M.audio_features.view(-1,j);return K({audio_token_id:this.config.ignore_index??this.config.audio_token_id,...M,audio_features:ae})}}class c_ extends Bl{}class Na extends z{main_input_name="input_values";forward_params=["input_values"]}class u_ extends de{constructor({audio_codes:M}){super(),this.audio_codes=M}}class d_ extends de{constructor({audio_values:M}){super(),this.audio_values=M}}class p_ extends Na{async encode(M){return new u_(await W(this.sessions.encoder_model,M))}async decode(M){return new d_(await W(this.sessions.decoder_model,M))}}class m_ extends Na{static async from_pretrained(M,j={}){return super.from_pretrained(M,{...j,model_file_name:j.model_file_name??"encoder_model"})}}class h_ extends Na{static async from_pretrained(M,j={}){return super.from_pretrained(M,{...j,model_file_name:j.model_file_name??"decoder_model"})}}class ja extends z{main_input_name="input_values";forward_params=["input_values"]}class __ extends de{constructor({audio_codes:M}){super(),this.audio_codes=M}}class f_ extends de{constructor({audio_values:M}){super(),this.audio_values=M}}class g_ extends ja{async encode(M){return new __(await W(this.sessions.encoder_model,M))}async decode(M){return new f_(await W(this.sessions.decoder_model,M))}}class M_ extends ja{static async from_pretrained(M,j={}){return super.from_pretrained(M,{...j,model_file_name:j.model_file_name??"encoder_model"})}}class w_ extends ja{static async from_pretrained(M,j={}){return super.from_pretrained(M,{...j,model_file_name:j.model_file_name??"decoder_model"})}}class Va extends z{main_input_name="input_values";forward_params=["input_values"]}class b_ extends Va{async encode(M){return await W(this.sessions.encoder_model,M)}async decode(M){return await W(this.sessions.decoder_model,M)}}class y_ extends Va{static async from_pretrained(M,j={}){return super.from_pretrained(M,{...j,model_file_name:j.model_file_name??"encoder_model"})}}class v_ extends Va{static async from_pretrained(M,j={}){return super.from_pretrained(M,{...j,model_file_name:j.model_file_name??"decoder_model"})}}class Ut{static MODEL_CLASS_MAPPINGS=null;static BASE_IF_FAIL=!1;static async from_pretrained(M,{progress_callback:j=null,config:ae=null,cache_dir:me=null,local_files_only:_e=!1,revision:Se="main",model_file_name:Le=null,subfolder:Ge="onnx",device:st=null,dtype:wt=null,use_external_data_format:bt=null,session_options:Pt={}}={}){const mt={progress_callback:j,config:ae,cache_dir:me,local_files_only:_e,revision:Se,model_file_name:Le,subfolder:Ge,device:st,dtype:wt,use_external_data_format:bt,session_options:Pt};if(mt.config=await s.AutoConfig.from_pretrained(M,mt),!this.MODEL_CLASS_MAPPINGS)throw new Error("`MODEL_CLASS_MAPPINGS` not implemented for this type of `AutoClass`: "+this.name);const Lt=mt.config.model_type;for(const _t of this.MODEL_CLASS_MAPPINGS){let pt=_t.get(Lt);if(!pt){for(const Ft of _t.values())if(Ft[0]===Lt){pt=Ft;break}if(!pt)continue}return await pt[1].from_pretrained(M,mt)}if(this.BASE_IF_FAIL)return q_.has(Lt)||console.warn(`Unknown model class "${Lt}", attempting to construct from base class.`),await z.from_pretrained(M,mt);throw Error(`Unsupported model type: ${Lt}`)}}const $v=new Map([["bert",["BertModel",xe]],["neobert",["NeoBertModel",We]],["modernbert",["ModernBertModel",Ne]],["nomic_bert",["NomicBertModel",zt]],["roformer",["RoFormerModel",qs]],["electra",["ElectraModel",yt]],["esm",["EsmModel",Rs]],["convbert",["ConvBertModel",Bs]],["camembert",["CamembertModel",Z]],["deberta",["DebertaModel",Mt]],["deberta-v2",["DebertaV2Model",ar]],["mpnet",["MPNetModel",Ns]],["albert",["AlbertModel",Xe]],["distilbert",["DistilBertModel",zr]],["roberta",["RobertaModel",po]],["xlm",["XLMModel",aa]],["xlm-roberta",["XLMRobertaModel",da]],["clap",["ClapModel",Ih]],["clip",["CLIPModel",vo]],["clipseg",["CLIPSegModel",Po]],["chinese_clip",["ChineseCLIPModel",Eo]],["siglip",["SiglipModel",To]],["jina_clip",["JinaCLIPModel",hn]],["mobilebert",["MobileBertModel",Nr]],["squeezebert",["SqueezeBertModel",U]],["wav2vec2",["Wav2Vec2Model",Dm]],["wav2vec2-bert",["Wav2Vec2BertModel",Ym]],["unispeech",["UniSpeechModel",Gm]],["unispeech-sat",["UniSpeechSatModel",qm]],["hubert",["HubertModel",th]],["wavlm",["WavLMModel",nh]],["audio-spectrogram-transformer",["ASTModel",go]],["vits",["VitsModel",kl]],["pyannote",["PyAnnoteModel",jm]],["wespeaker-resnet",["WeSpeakerResNetModel",Wm]],["detr",["DetrModel",_p]],["rt_detr",["RTDetrModel",Mp]],["rt_detr_v2",["RTDetrV2Model",bp]],["rf_detr",["RFDetrModel",xp]],["d_fine",["DFineModel",Pp]],["table-transformer",["TableTransformerModel",Sp]],["vit",["ViTModel",jd]],["ijepa",["IJepaModel",Ud]],["pvt",["PvtModel",Hd]],["vit_msn",["ViTMSNModel",Jd]],["vit_mae",["ViTMAEModel",Xd]],["groupvit",["GroupViTModel",ep]],["fastvit",["FastViTModel",tp]],["mobilevit",["MobileViTModel",op]],["mobilevitv2",["MobileViTV2Model",ip]],["owlvit",["OwlViTModel",cp]],["owlv2",["Owlv2Model",dp]],["beit",["BeitModel",mp]],["deit",["DeiTModel",kp]],["hiera",["HieraModel",Fp]],["convnext",["ConvNextModel",im]],["convnextv2",["ConvNextV2Model",cm]],["dinov2",["Dinov2Model",dm]],["dinov2_with_registers",["Dinov2WithRegistersModel",mm]],["dinov3_vit",["DINOv3ViTModel",fm]],["dinov3_convnext",["DINOv3ConvNextModel",Mm]],["resnet",["ResNetModel",Dp]],["swin",["SwinModel",zp]],["swin2sr",["Swin2SRModel",Np]],["donut-swin",["DonutSwinModel",am]],["yolos",["YolosModel",ym]],["dpt",["DPTModel",Vp]],["glpn",["GLPNModel",sm]],["hifigan",["SpeechT5HifiGan",mh]],["efficientnet",["EfficientNetModel",zh]],["decision_transformer",["DecisionTransformerModel",Yh]],["patchtst",["PatchTSTForPrediction",n_]],["patchtsmixer",["PatchTSMixerForPrediction",a_]],["mobilenet_v1",["MobileNetV1Model",Rh]],["mobilenet_v2",["MobileNetV2Model",Vh]],["mobilenet_v3",["MobileNetV3Model",Gh]],["mobilenet_v4",["MobileNetV4Model",qh]],["maskformer",["MaskFormerModel",tm]],["mgp-str",["MgpstrForSceneTextRecognition",s_]],["style_text_to_speech_2",["StyleTextToSpeech2Model",uh]]]),kv=new Map([["t5",["T5Model",Et]],["longt5",["LongT5Model",Xt]],["mt5",["MT5Model",qr]],["bart",["BartModel",ds]],["mbart",["MBartModel",Xr]],["marian",["MarianModel",km]],["whisper",["WhisperModel",ma]],["m2m_100",["M2M100Model",Fm]],["blenderbot",["BlenderbotModel",Zt]],["blenderbot-small",["BlenderbotSmallModel",Ur]]]),Av=new Map([["mimi",["MimiModel",p_]],["dac",["DacModel",g_]],["snac",["SnacModel",b_]]]),Fv=new Map([["bloom",["BloomModel",Dd]],["jais",["JAISModel",Io]],["gpt2",["GPT2Model",Kn]],["gptj",["GPTJModel",h]],["gpt_bigcode",["GPTBigCodeModel",L]],["gpt_neo",["GPTNeoModel",qn]],["gpt_neox",["GPTNeoXModel",ko]],["codegen",["CodeGenModel",Pe]],["llama",["LlamaModel",at]],["nanochat",["NanoChatModel",Us]],["arcee",["ArceeModel",Gu]],["lfm2",["Lfm2Model",Hu]],["smollm3",["SmolLM3Model",Qu]],["exaone",["ExaoneModel",td]],["olmo",["OlmoModel",od]],["olmo2",["Olmo2Model",id]],["mobilellm",["MobileLLMModel",sd]],["granite",["GraniteModel",cd]],["granitemoehybrid",["GraniteMoeHybridModel",dd]],["cohere",["CohereModel",md]],["gemma",["GemmaModel",_d]],["gemma2",["Gemma2Model",gd]],["vaultgemma",["VaultGemmaModel",wd]],["gemma3_text",["Gemma3Model",yd]],["helium",["HeliumModel",Ju]],["glm",["GlmModel",Zu]],["openelm",["OpenELMModel",xd]],["qwen2",["Qwen2Model",Ed]],["qwen3",["Qwen3Model",Cd]],["phi",["PhiModel",kd]],["phi3",["Phi3Model",Fd]],["mpt",["MptModel",zd]],["opt",["OPTModel",Rd]],["mistral",["MistralModel",gh]],["ministral",["MinistralModel",wh]],["ministral3",["Ministral3Model",yh]],["ernie4_5",["Ernie4_5Model",xh]],["starcoder2",["Starcoder2Model",Eh]],["falcon",["FalconModel",Ch]],["stablelm",["StableLmModel",Dh]],["modernbert-decoder",["ModernBertDecoderModel",It]]]),Rl=new Map([["speecht5",["SpeechT5ForSpeechToText",dh]],["whisper",["WhisperForConditionalGeneration",Ln]],["lite-whisper",["LiteWhisperForConditionalGeneration",ha]],["moonshine",["MoonshineForConditionalGeneration",zn]]]),x_=new Map([["speecht5",["SpeechT5ForTextToSpeech",ph]]]),T_=new Map([["vits",["VitsModel",kl]],["musicgen",["MusicgenForConditionalGeneration",Dl]],["supertonic",["SupertonicForConditionalGeneration",Tl]]]),E_=new Map([["bert",["BertForSequenceClassification",ge]],["neobert",["NeoBertForSequenceClassification",tt]],["modernbert",["ModernBertForSequenceClassification",ot]],["roformer",["RoFormerForSequenceClassification",Xs]],["electra",["ElectraForSequenceClassification",C]],["esm",["EsmForSequenceClassification",ks]],["convbert",["ConvBertForSequenceClassification",qt]],["camembert",["CamembertForSequenceClassification",ye]],["deberta",["DebertaForSequenceClassification",Tt]],["deberta-v2",["DebertaV2ForSequenceClassification",Ss]],["mpnet",["MPNetForSequenceClassification",js]],["albert",["AlbertForSequenceClassification",Je]],["distilbert",["DistilBertForSequenceClassification",ts]],["roberta",["RobertaForSequenceClassification",sa]],["xlm",["XLMForSequenceClassification",la]],["xlm-roberta",["XLMRobertaForSequenceClassification",ho]],["bart",["BartForSequenceClassification",hr]],["mbart",["MBartForSequenceClassification",yr]],["mobilebert",["MobileBertForSequenceClassification",Ue]],["squeezebert",["SqueezeBertForSequenceClassification",se]]]),P_=new Map([["bert",["BertForTokenClassification",De]],["neobert",["NeoBertForTokenClassification",Re]],["modernbert",["ModernBertForTokenClassification",ht]],["roformer",["RoFormerForTokenClassification",or]],["electra",["ElectraForTokenClassification",q]],["esm",["EsmForTokenClassification",As]],["convbert",["ConvBertForTokenClassification",Es]],["camembert",["CamembertForTokenClassification",et]],["deberta",["DebertaForTokenClassification",kt]],["deberta-v2",["DebertaV2ForTokenClassification",Dr]],["mpnet",["MPNetForTokenClassification",Dn]],["distilbert",["DistilBertForTokenClassification",wr]],["roberta",["RobertaForTokenClassification",na]],["xlm",["XLMForTokenClassification",ca]],["xlm-roberta",["XLMRobertaForTokenClassification",_o]]]),Nl=new Map([["t5",["T5ForConditionalGeneration",rr]],["longt5",["LongT5ForConditionalGeneration",sr]],["mt5",["MT5ForConditionalGeneration",ns]],["bart",["BartForConditionalGeneration",Yt]],["mbart",["MBartForConditionalGeneration",ps]],["marian",["MarianMTModel",Am]],["m2m_100",["M2M100ForConditionalGeneration",Om]],["blenderbot",["BlenderbotForConditionalGeneration",_r]],["blenderbot-small",["BlenderbotSmallForConditionalGeneration",Js]]]),jl=new Map([["bloom",["BloomForCausalLM",Ld]],["gpt2",["GPT2LMHeadModel",So]],["jais",["JAISLMHeadModel",gn]],["gptj",["GPTJForCausalLM",P]],["gpt_bigcode",["GPTBigCodeForCausalLM",V]],["gpt_neo",["GPTNeoForCausalLM",$o]],["gpt_neox",["GPTNeoXForCausalLM",Ao]],["codegen",["CodeGenForCausalLM",Be]],["llama",["LlamaForCausalLM",vt]],["nanochat",["NanoChatForCausalLM",Pa]],["llama4_text",["Llama4ForCausalLM",Vt]],["arcee",["ArceeForCausalLM",Ku]],["lfm2",["Lfm2ForCausalLM",qu]],["smollm3",["SmolLM3ForCausalLM",Xu]],["exaone",["ExaoneForCausalLM",rd]],["olmo",["OlmoForCausalLM",ad]],["olmo2",["Olmo2ForCausalLM",ld]],["mobilellm",["MobileLLMForCausalLM",nd]],["granite",["GraniteForCausalLM",ud]],["granitemoehybrid",["GraniteMoeHybridForCausalLM",pd]],["cohere",["CohereForCausalLM",hd]],["gemma",["GemmaForCausalLM",fd]],["gemma2",["Gemma2ForCausalLM",Md]],["vaultgemma",["VaultGemmaForCausalLM",bd]],["gemma3_text",["Gemma3ForCausalLM",vd]],["helium",["HeliumForCausalLM",Yu]],["glm",["GlmForCausalLM",ed]],["openelm",["OpenELMForCausalLM",Td]],["qwen2",["Qwen2ForCausalLM",Pd]],["qwen3",["Qwen3ForCausalLM",Sd]],["phi",["PhiForCausalLM",Ad]],["phi3",["Phi3ForCausalLM",Od]],["mpt",["MptForCausalLM",Bd]],["opt",["OPTForCausalLM",Nd]],["mbart",["MBartForCausalLM",os]],["mistral",["MistralForCausalLM",Mh]],["ministral",["MinistralForCausalLM",bh]],["ministral3",["Ministral3ForCausalLM",vh]],["ernie4_5",["Ernie4_5ForCausalLM",Th]],["starcoder2",["Starcoder2ForCausalLM",Ph]],["falcon",["FalconForCausalLM",Sh]],["trocr",["TrOCRForCausalLM",fh]],["stablelm",["StableLmForCausalLM",Lh]],["modernbert-decoder",["ModernBertDecoderForCausalLM",gr]],["phi3_v",["Phi3VForCausalLM",Un]]]),Ov=new Map([["multi_modality",["MultiModalityCausalLM",e_]]]),C_=new Map([["bert",["BertForMaskedLM",Ce]],["neobert",["NeoBertForMaskedLM",Fe]],["modernbert",["ModernBertForMaskedLM",Oe]],["roformer",["RoFormerForMaskedLM",Qs]],["electra",["ElectraForMaskedLM",Cs]],["esm",["EsmForMaskedLM",$s]],["convbert",["ConvBertForMaskedLM",ft]],["camembert",["CamembertForMaskedLM",ce]],["deberta",["DebertaForMaskedLM",qe]],["deberta-v2",["DebertaV2ForMaskedLM",Tr]],["mpnet",["MPNetForMaskedLM",Fs]],["albert",["AlbertForMaskedLM",Ke]],["distilbert",["DistilBertForMaskedLM",Hr]],["roberta",["RobertaForMaskedLM",ra]],["xlm",["XLMWithLMHeadModel",ia]],["xlm-roberta",["XLMRobertaForMaskedLM",mo]],["mobilebert",["MobileBertForMaskedLM",ze]],["squeezebert",["SqueezeBertForMaskedLM",ee]]]),S_=new Map([["bert",["BertForQuestionAnswering",fe]],["neobert",["NeoBertForQuestionAnswering",rt]],["roformer",["RoFormerForQuestionAnswering",Sr]],["electra",["ElectraForQuestionAnswering",R]],["convbert",["ConvBertForQuestionAnswering",Ps]],["camembert",["CamembertForQuestionAnswering",ut]],["deberta",["DebertaForQuestionAnswering",Mr]],["deberta-v2",["DebertaV2ForQuestionAnswering",Is]],["mpnet",["MPNetForQuestionAnswering",ue]],["albert",["AlbertForQuestionAnswering",Ye]],["distilbert",["DistilBertForQuestionAnswering",ir]],["roberta",["RobertaForQuestionAnswering",oa]],["xlm",["XLMForQuestionAnswering",ua]],["xlm-roberta",["XLMRobertaForQuestionAnswering",pa]],["mobilebert",["MobileBertForQuestionAnswering",nt]],["squeezebert",["SqueezeBertForQuestionAnswering",Me]]]),Vl=new Map([["vision-encoder-decoder",["VisionEncoderDecoderModel",Bn]],["idefics3",["Idefics3ForConditionalGeneration",jn]],["smolvlm",["SmolVLMForConditionalGeneration",dn]]]),I_=new Map([["llava",["LlavaForConditionalGeneration",Rn]],["llava_onevision",["LlavaOnevisionForConditionalGeneration",_a]],["moondream1",["Moondream1ForConditionalGeneration",fa]],["florence2",["Florence2ForConditionalGeneration",Ma]],["qwen2-vl",["Qwen2VLForConditionalGeneration",$d]],["idefics3",["Idefics3ForConditionalGeneration",jn]],["smolvlm",["SmolVLMForConditionalGeneration",dn]],["paligemma",["PaliGemmaForConditionalGeneration",ba]],["llava_qwen2",["LlavaQwen2ForCausalLM",yo]],["gemma3n",["Gemma3nForConditionalGeneration",Nn]],["mistral3",["Mistral3ForConditionalGeneration",un]]]),$_=new Map([["ultravox",["UltravoxModel",Bl]],["voxtral",["VoxtralForConditionalGeneration",c_]]]),Dv=new Map([["vision-encoder-decoder",["VisionEncoderDecoderModel",Bn]]]),k_=new Map([["vit",["ViTForImageClassification",Vd]],["ijepa",["IJepaForImageClassification",Wd]],["pvt",["PvtForImageClassification",qd]],["vit_msn",["ViTMSNForImageClassification",Yd]],["fastvit",["FastViTForImageClassification",rp]],["mobilevit",["MobileViTForImageClassification",ap]],["mobilevitv2",["MobileViTV2ForImageClassification",lp]],["beit",["BeitForImageClassification",hp]],["deit",["DeiTForImageClassification",Ap]],["hiera",["HieraForImageClassification",Op]],["convnext",["ConvNextForImageClassification",lm]],["convnextv2",["ConvNextV2ForImageClassification",um]],["dinov2",["Dinov2ForImageClassification",pm]],["dinov2_with_registers",["Dinov2WithRegistersForImageClassification",hm]],["resnet",["ResNetForImageClassification",Lp]],["swin",["SwinForImageClassification",Bp]],["segformer",["SegformerForImageClassification",Fh]],["efficientnet",["EfficientNetForImageClassification",Bh]],["mobilenet_v1",["MobileNetV1ForImageClassification",Nh]],["mobilenet_v2",["MobileNetV2ForImageClassification",Uh]],["mobilenet_v3",["MobileNetV3ForImageClassification",Kh]],["mobilenet_v4",["MobileNetV4ForImageClassification",Qh]]]),A_=new Map([["detr",["DetrForObjectDetection",fp]],["rt_detr",["RTDetrForObjectDetection",wp]],["rt_detr_v2",["RTDetrV2ForObjectDetection",yp]],["rf_detr",["RFDetrForObjectDetection",Tp]],["d_fine",["DFineForObjectDetection",Cp]],["table-transformer",["TableTransformerForObjectDetection",Ip]],["yolos",["YolosForObjectDetection",vm]]]),F_=new Map([["owlvit",["OwlViTForObjectDetection",up]],["owlv2",["Owlv2ForObjectDetection",pp]],["grounding-dino",["GroundingDinoForObjectDetection",bm]]]),Yn=new Map([["detr",["DetrForSegmentation",rl]],["clipseg",["CLIPSegForImageSegmentation",Co]]]),O_=new Map([["segformer",["SegformerForSemanticSegmentation",Oh]],["sapiens",["SapiensForSemanticSegmentation",Kp]],["swin",["SwinForSemanticSegmentation",Rp]],["mobilenet_v1",["MobileNetV1ForSemanticSegmentation",jh]],["mobilenet_v2",["MobileNetV2ForSemanticSegmentation",Wh]],["mobilenet_v3",["MobileNetV3ForSemanticSegmentation",Hh]],["mobilenet_v4",["MobileNetV4ForSemanticSegmentation",Xh]]]),D_=new Map([["detr",["DetrForSegmentation",rl]],["maskformer",["MaskFormerForInstanceSegmentation",rm]]]),L_=new Map([["sam",["SamModel",Em]],["sam2",["Sam2Model",$a]],["edgetam",["EdgeTamModel",Im]],["sam3_tracker",["Sam3TrackerModel",$m]]]),z_=new Map([["wav2vec2",["Wav2Vec2ForCTC",Lm]],["wav2vec2-bert",["Wav2Vec2BertForCTC",Zm]],["unispeech",["UniSpeechForCTC",Km]],["unispeech-sat",["UniSpeechSatForCTC",Qm]],["wavlm",["WavLMForCTC",oh]],["hubert",["HubertForCTC",rh]],["parakeet_ctc",["ParakeetForCTC",Nm]]]),B_=new Map([["wav2vec2",["Wav2Vec2ForSequenceClassification",zm]],["wav2vec2-bert",["Wav2Vec2BertForSequenceClassification",eh]],["unispeech",["UniSpeechForSequenceClassification",Hm]],["unispeech-sat",["UniSpeechSatForSequenceClassification",Xm]],["wavlm",["WavLMForSequenceClassification",ah]],["hubert",["HubertForSequenceClassification",sh]],["audio-spectrogram-transformer",["ASTForAudioClassification",Mo]]]),R_=new Map([["wavlm",["WavLMForXVector",ih]]]),N_=new Map([["unispeech-sat",["UniSpeechSatForAudioFrameClassification",Jm]],["wavlm",["WavLMForAudioFrameClassification",lh]],["wav2vec2",["Wav2Vec2ForAudioFrameClassification",Bm]],["pyannote",["PyAnnoteForAudioFrameClassification",Vm]]]),j_=new Map([["vitmatte",["VitMatteForImageMatting",np]]]),Lv=new Map([["patchtst",["PatchTSTForPrediction",o_]],["patchtsmixer",["PatchTSMixerForPrediction",i_]]]),V_=new Map([["swin2sr",["Swin2SRForImageSuperResolution",jp]]]),U_=new Map([["dpt",["DPTForDepthEstimation",Up]],["depth_anything",["DepthAnythingForDepthEstimation",Gp]],["glpn",["GLPNForDepthEstimation",nm]],["sapiens",["SapiensForDepthEstimation",Hp]],["depth_pro",["DepthProForDepthEstimation",Xp]],["metric3d",["Metric3DForDepthEstimation",Yp]],["metric3dv2",["Metric3Dv2ForDepthEstimation",em]]]),W_=new Map([["sapiens",["SapiensForNormalEstimation",qp]]]),G_=new Map([["vitpose",["VitPoseForPoseEstimation",Kd]]]),K_=new 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extends Ut{static MODEL_CLASS_MAPPINGS=[R_]}class ox extends Ut{static MODEL_CLASS_MAPPINGS=[N_]}class ax extends Ut{static MODEL_CLASS_MAPPINGS=[Dv]}class ix extends Ut{static MODEL_CLASS_MAPPINGS=[j_]}class lx extends Ut{static MODEL_CLASS_MAPPINGS=[V_]}class cx extends Ut{static MODEL_CLASS_MAPPINGS=[U_]}class ux extends Ut{static MODEL_CLASS_MAPPINGS=[W_]}class dx extends Ut{static MODEL_CLASS_MAPPINGS=[G_]}class px extends Ut{static MODEL_CLASS_MAPPINGS=[K_]}class mx extends Ut{static MODEL_CLASS_MAPPINGS=[I_]}class hx extends Ut{static MODEL_CLASS_MAPPINGS=[$_]}class _x extends de{constructor({logits:M,past_key_values:j,encoder_outputs:ae,decoder_attentions:me=null,cross_attentions:_e=null}){super(),this.logits=M,this.past_key_values=j,this.encoder_outputs=ae,this.decoder_attentions=me,this.cross_attentions=_e}}class xt extends de{constructor({logits:M,...j}){super(),this.logits=M;const ae=Object.values(j);ae.length>0&&(this.attentions=ae)}}class Q_ extends de{constructor({logits:M,embeddings:j}){super(),this.logits=M,this.embeddings=j}}class Pr extends de{constructor({logits:M}){super(),this.logits=M}}class $r extends de{constructor({logits:M}){super(),this.logits=M}}class Br extends de{constructor({start_logits:M,end_logits:j}){super(),this.start_logits=M,this.end_logits=j}}class rn extends de{constructor({logits:M}){super(),this.logits=M}}class fx extends de{constructor({logits:M,past_key_values:j}){super(),this.logits=M,this.past_key_values=j}}class X_ extends de{constructor({alphas:M}){super(),this.alphas=M}}class J_ extends de{constructor({waveform:M,spectrogram:j}){super(),this.waveform=M,this.spectrogram=j}}}),"./src/models/audio_spectrogram_transformer/feature_extraction_audio_spectrogram_transformer.js":((e,r,t)=>{t.r(r),t.d(r,{ASTFeatureExtractor:()=>o});var s=t("./src/base/feature_extraction_utils.js");t("./src/utils/tensor.js");var n=t("./src/utils/audio.js");class o extends s.FeatureExtractor{constructor(i){super(i);const l=this.config.sampling_rate,c=(0,n.mel_filter_bank)(257,this.config.num_mel_bins,20,Math.floor(l/2),l,null,"kaldi",!0);this.mel_filters=c,this.window=(0,n.window_function)(400,"hann",{periodic:!1}),this.mean=this.config.mean,this.std=this.config.std}async _extract_fbank_features(i,l){return(0,n.spectrogram)(i,this.window,400,160,{fft_length:512,power:2,center:!1,preemphasis:.97,mel_filters:this.mel_filters,log_mel:"log",mel_floor:1192092955078125e-22,remove_dc_offset:!0,max_num_frames:l,transpose:!0})}async _call(i){(0,s.validate_audio_inputs)(i,"ASTFeatureExtractor");const l=await this._extract_fbank_features(i,this.config.max_length);if(this.config.do_normalize){const c=this.std*2,p=l.data;for(let d=0;d{t.r(r),t.d(r,{AutoFeatureExtractor:()=>a});var s=t("./src/utils/constants.js"),n=t("./src/utils/hub.js");t("./src/base/feature_extraction_utils.js");var o=t("./src/models/feature_extractors.js");class a{static async from_pretrained(l,c={}){const 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s.FeatureExtractor{constructor(i){super(i),this.mel_filters=(0,n.mel_filter_bank)(this.config.nb_frequency_bins,this.config.feature_size,this.config.frequency_min,this.config.frequency_max,this.config.sampling_rate,null,"htk"),this.mel_filters_slaney=(0,n.mel_filter_bank)(this.config.nb_frequency_bins,this.config.feature_size,this.config.frequency_min,this.config.frequency_max,this.config.sampling_rate,"slaney","slaney"),this.window=(0,n.window_function)(this.config.fft_window_size,"hann")}async _get_input_mel(i,l,c,p){let d;const u=i.length-l;if(u>0)if(c==="rand_trunc"){const f=Math.floor(Math.random()*(u+1));i=i.subarray(f,f+l),d=await this._extract_fbank_features(i,this.mel_filters_slaney,this.config.nb_max_samples)}else throw new Error(`Truncation strategy "${c}" not implemented`);else{if(u<0){let f=new Float64Array(l);if(f.set(i),p==="repeat")for(let _=i.length;_{t.r(r),t.d(r,{CLIPFeatureExtractor:()=>o,CLIPImageProcessor:()=>n});var 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n{}}),"./src/models/efficientnet/image_processing_efficientnet.js":((e,r,t)=>{t.r(r),t.d(r,{EfficientNetImageProcessor:()=>n});var s=t("./src/base/image_processors_utils.js");class n extends s.ImageProcessor{constructor(a){super(a),this.include_top=this.config.include_top??!0,this.include_top&&(this.image_std=this.image_std.map(i=>i*i))}}}),"./src/models/encodec/feature_extraction_encodec.js":((e,r,t)=>{t.r(r),t.d(r,{EncodecFeatureExtractor:()=>o});var s=t("./src/base/feature_extraction_utils.js"),n=t("./src/utils/tensor.js");class o extends s.FeatureExtractor{async _call(i){(0,s.validate_audio_inputs)(i,"EncodecFeatureExtractor"),i instanceof Float64Array&&(i=new Float32Array(i));const l=this.config.feature_size;if(i.length%l!==0)throw new Error(`The length of the audio data must be a multiple of the number of channels (${l}).`);const c=[1,l,i.length/l];return{input_values:new n.Tensor("float32",i,c)}}}}),"./src/models/feature_extractors.js":((e,r,t)=>{t.r(r),t.d(r,{ASTFeatureExtractor:()=>s.ASTFeatureExtractor,ClapFeatureExtractor:()=>o.ClapFeatureExtractor,DacFeatureExtractor:()=>a.DacFeatureExtractor,EncodecFeatureExtractor:()=>n.EncodecFeatureExtractor,Gemma3nAudioFeatureExtractor:()=>i.Gemma3nAudioFeatureExtractor,ImageFeatureExtractor:()=>w.ImageProcessor,MoonshineFeatureExtractor:()=>l.MoonshineFeatureExtractor,ParakeetFeatureExtractor:()=>c.ParakeetFeatureExtractor,PyAnnoteFeatureExtractor:()=>p.PyAnnoteFeatureExtractor,SeamlessM4TFeatureExtractor:()=>d.SeamlessM4TFeatureExtractor,SnacFeatureExtractor:()=>u.SnacFeatureExtractor,SpeechT5FeatureExtractor:()=>f.SpeechT5FeatureExtractor,Wav2Vec2FeatureExtractor:()=>_.Wav2Vec2FeatureExtractor,WeSpeakerFeatureExtractor:()=>y.WeSpeakerFeatureExtractor,WhisperFeatureExtractor:()=>k.WhisperFeatureExtractor});var s=t("./src/models/audio_spectrogram_transformer/feature_extraction_audio_spectrogram_transformer.js"),n=t("./src/models/encodec/feature_extraction_encodec.js"),o=t("./src/models/clap/feature_extraction_clap.js"),a=t("./src/models/dac/feature_extraction_dac.js"),i=t("./src/models/gemma3n/feature_extraction_gemma3n.js"),l=t("./src/models/moonshine/feature_extraction_moonshine.js"),c=t("./src/models/parakeet/feature_extraction_parakeet.js"),p=t("./src/models/pyannote/feature_extraction_pyannote.js"),d=t("./src/models/seamless_m4t/feature_extraction_seamless_m4t.js"),u=t("./src/models/snac/feature_extraction_snac.js"),f=t("./src/models/speecht5/feature_extraction_speecht5.js"),_=t("./src/models/wav2vec2/feature_extraction_wav2vec2.js"),y=t("./src/models/wespeaker/feature_extraction_wespeaker.js"),k=t("./src/models/whisper/feature_extraction_whisper.js"),w=t("./src/base/image_processors_utils.js")}),"./src/models/florence2/processing_florence2.js":((e,r,t)=>{t.r(r),t.d(r,{Florence2Processor:()=>a});var s=t("./src/base/processing_utils.js"),n=t("./src/models/auto/image_processing_auto.js"),o=t("./src/tokenizers.js");class a extends s.Processor{static tokenizer_class=o.AutoTokenizer;static image_processor_class=n.AutoImageProcessor;constructor(l,c,p){super(l,c,p);const{tasks_answer_post_processing_type:d,task_prompts_without_inputs:u,task_prompts_with_input:f}=this.image_processor.config;this.tasks_answer_post_processing_type=new Map(Object.entries(d??{})),this.task_prompts_without_inputs=new Map(Object.entries(u??{})),this.task_prompts_with_input=new Map(Object.entries(f??{})),this.regexes={quad_boxes:/(.+?)/gm,bboxes:/([^<]+)?/gm},this.size_per_bin=1e3}construct_prompts(l){typeof l=="string"&&(l=[l]);const c=[];for(const p of l)if(this.task_prompts_without_inputs.has(p))c.push(this.task_prompts_without_inputs.get(p));else{for(const[d,u]of this.task_prompts_with_input)if(p.includes(d)){c.push(u.replaceAll("{input}",p).replaceAll(d,""));break}c.length!==l.length&&c.push(p)}return c}post_process_generation(l,c,p){const d=this.tasks_answer_post_processing_type.get(c)??"pure_text";l=l.replaceAll("","").replaceAll("","");let u;switch(d){case"pure_text":u=l;break;case"description_with_bboxes":case"bboxes":case"phrase_grounding":case"ocr":const f=d==="ocr"?"quad_boxes":"bboxes",_=l.matchAll(this.regexes[f]),y=[],k=[];for(const[w,v,...I]of _)y.push(v?v.trim():y.at(-1)??""),k.push(I.map((T,b)=>(Number(T)+.5)/this.size_per_bin*p[b%2]));u={labels:y,[f]:k};break;default:throw new Error(`Task "${c}" (of type "${d}") not yet implemented.`)}return{[c]:u}}async _call(l,c=null,p={}){if(!l&&!c)throw new Error("Either text or images must be provided");const d=await this.image_processor(l,p),u=c?this.tokenizer(this.construct_prompts(c),p):{};return{...d,...u}}}}),"./src/models/gemma3n/feature_extraction_gemma3n.js":((e,r,t)=>{t.r(r),t.d(r,{Gemma3nAudioFeatureExtractor:()=>a});var s=t("./src/base/feature_extraction_utils.js"),n=t("./src/utils/tensor.js"),o=t("./src/utils/audio.js");class a extends s.FeatureExtractor{constructor(l){super(l);const{fft_length:c,feature_size:p,min_frequency:d,max_frequency:u,sampling_rate:f,frame_length:_}=this.config,y=(0,o.mel_filter_bank)(Math.floor(1+c/2),p,d,u,f,null,"htk",!1);this.mel_filters=y,this.window=(0,o.window_function)(_,"hann")}async _extract_fbank_features(l,c){return(0,o.spectrogram)(l,this.window,this.config.frame_length,this.config.hop_length,{fft_length:this.config.fft_length,center:!1,onesided:!0,preemphasis:this.config.preemphasis,preemphasis_htk_flavor:this.config.preemphasis_htk_flavor,mel_filters:this.mel_filters,log_mel:"log",mel_floor:this.config.mel_floor,remove_dc_offset:!1,transpose:!0})}async _call(l,{max_length:c=48e4,truncation:p=!0,padding:d=!0,pad_to_multiple_of:u=128}={}){if((0,s.validate_audio_inputs)(l,"Gemma3nAudioFeatureExtractor"),p&&l.length>c&&(l=l.slice(0,c)),d&&l.length%u!==0){const y=u-l.length%u,k=new Float64Array(l.length+y);k.set(l),this.config.padding_value!==0&&k.fill(this.config.padding_value,l.length),l=k}const f=await this._extract_fbank_features(l,this.config.max_length),_=(0,n.full)([1,f.dims[0]],!0);return{input_features:f.unsqueeze_(0),input_features_mask:_}}}}),"./src/models/gemma3n/processing_gemma3n.js":((e,r,t)=>{t.r(r),t.d(r,{Gemma3nProcessor:()=>i});var s=t("./src/base/processing_utils.js"),n=t("./src/models/auto/image_processing_auto.js"),o=t("./src/models/auto/feature_extraction_auto.js"),a=t("./src/tokenizers.js");t("./src/utils/image.js"),t("./src/utils/audio.js");class i extends s.Processor{static image_processor_class=n.AutoImageProcessor;static feature_extractor_class=o.AutoFeatureExtractor;static tokenizer_class=a.AutoTokenizer;static uses_processor_config=!0;static uses_chat_template_file=!0;constructor(c,p,d){super(c,p,d),this.audio_seq_length=this.config.audio_seq_length,this.image_seq_length=this.config.image_seq_length;const{audio_token_id:u,boa_token:f,audio_token:_,eoa_token:y,image_token_id:k,boi_token:w,image_token:v,eoi_token:I}=this.tokenizer.config;this.audio_token_id=u,this.boa_token=f,this.audio_token=_;const T=_.repeat(this.audio_seq_length);this.full_audio_sequence=` ${f}${T}${y} @@ -2837,9 +2837,9 @@ ${f}${T}${y} ${w}${b}${I} -`}async _call(c,p=null,d=null,u={}){typeof c=="string"&&(c=[c]);let f;d&&(f=await this.feature_extractor(d,u),c=c.map(k=>k.replaceAll(this.audio_token,this.full_audio_sequence)));let _;return p&&(_=await this.image_processor(p,u),c=c.map(k=>k.replaceAll(this.image_token,this.full_image_sequence))),{...this.tokenizer(c,u),..._,...f}}}}),"./src/models/glpn/image_processing_glpn.js":((e,r,t)=>{t.r(r),t.d(r,{GLPNFeatureExtractor:()=>n});var s=t("./src/base/image_processors_utils.js");class n extends s.ImageProcessor{}}),"./src/models/grounding_dino/image_processing_grounding_dino.js":((e,r,t)=>{t.r(r),t.d(r,{GroundingDinoImageProcessor:()=>o});var s=t("./src/base/image_processors_utils.js"),n=t("./src/utils/tensor.js");class o extends s.ImageProcessor{async _call(a){const l=await super._call(a),c=l.pixel_values.dims,p=(0,n.ones)([c[0],c[2],c[3]]);return{...l,pixel_mask:p}}}}),"./src/models/grounding_dino/processing_grounding_dino.js":((e,r,t)=>{t.r(r),t.d(r,{GroundingDinoProcessor:()=>l});var s=t("./src/base/processing_utils.js"),n=t("./src/models/auto/image_processing_auto.js"),o=t("./src/tokenizers.js"),i=t("./src/base/image_processors_utils.js");function a(c,p){const u=c.dims.at(-1)-1,f=c.tolist();f.fill(!1,0,1),f.fill(!1,u);const _=p.tolist();return f.map((y,k)=>y?k:null).filter(y=>y!==null).map(y=>_[y])}class l extends s.Processor{static tokenizer_class=o.AutoTokenizer;static image_processor_class=n.AutoImageProcessor;async _call(p,d,u={}){const f=p?await this.image_processor(p,u):{};return{...d?this.tokenizer(d,u):{},...f}}post_process_grounded_object_detection(p,d,{box_threshold:u=.25,text_threshold:f=.25,target_sizes:_=null}={}){const{logits:y,pred_boxes:k}=p,w=y.dims[0];if(_!==null&&_.length!==w)throw Error("Make sure that you pass in as many target sizes as the batch dimension of the logits");const v=y.dims.at(1),I=y.sigmoid(),T=I.max(-1).tolist(),b=k.tolist().map(x=>x.map(S=>(0,i.center_to_corners_format)(S))),E=[];for(let x=0;xB.map((Y,X)=>Y*S[(X+1)%2])));const O=T[x],F=[],H=[],W=[];for(let B=0;B{t.r(r),t.d(r,{Idefics3ImageProcessor:()=>o});var s=t("./src/base/image_processors_utils.js"),n=t("./src/utils/tensor.js");class o extends s.ImageProcessor{constructor(a){super(a),this.do_image_splitting=a.do_image_splitting??!0,this.max_image_size=a.max_image_size}get_resize_for_vision_encoder(a,l){let[c,p]=a.dims.slice(-2);const d=p/c;return p>=c?(p=Math.ceil(p/l)*l,c=Math.floor(p/d),c=Math.ceil(c/l)*l):(c=Math.ceil(c/l)*l,p=Math.floor(c*d),p=Math.ceil(p/l)*l),{height:c,width:p}}async _call(a,{do_image_splitting:l=null,return_row_col_info:c=!1}={}){let p;if(!Array.isArray(a))p=[[a]];else{if(a.length===0||!a[0])throw new Error("No images provided.");Array.isArray(a[0])?p=a:p=[a]}let d=[],u=[],f=[];const _=[],y=[];for(const x of p){let S=await Promise.all(x.map(H=>this.preprocess(H)));_.push(...S.map(H=>H.original_size)),y.push(...S.map(H=>H.reshaped_input_size)),S.forEach(H=>H.pixel_values.unsqueeze_(0));const{longest_edge:O}=this.max_image_size;let F;if(l??this.do_image_splitting){let H=new Array(S.length),W=new Array(S.length);F=await Promise.all(S.map(async(B,Y)=>{const X=this.get_resize_for_vision_encoder(B.pixel_values,O),J=await(0,n.interpolate_4d)(B.pixel_values,{size:[X.height,X.width]}),{frames:re,num_splits_h:ne,num_splits_w:le}=await this.split_image(J,this.max_image_size);return H[Y]=ne,W[Y]=le,(0,n.cat)(re,0)})),u.push(H),f.push(W)}else{const H=[O,O];F=await Promise.all(S.map(W=>(0,n.interpolate_4d)(W.pixel_values,{size:H}))),u.push(new Array(S.length).fill(0)),f.push(new Array(S.length).fill(0))}d.push((0,n.cat)(F,0))}const k=d.length,[w,v,I,T]=d[0].dims;let b,E;if(k===1)b=d[0].unsqueeze_(0),E=(0,n.full)([k,w,I,T],!0);else{const x=Math.max(...d.map(F=>F.dims.at(0)));E=(0,n.full)([k,x,I,T],!0);const S=E.data,O=x*I*T;for(let F=0;Fc||f>p){_=Math.ceil(u/c),y=Math.ceil(f/p);const k=Math.ceil(u/_),w=Math.ceil(f/y);for(let T=0;T<_;++T)for(let b=0;b{t.r(r),t.d(r,{Idefics3Processor:()=>p});var s=t("./src/base/processing_utils.js"),n=t("./src/models/auto/image_processing_auto.js"),o=t("./src/tokenizers.js");t("./src/utils/image.js");var i=t("./src/utils/core.js");function a(d,u,f,_,y,k){let w="";for(let v=0;v`+y.repeat(d);w+=` +`}async _call(c,p=null,d=null,u={}){typeof c=="string"&&(c=[c]);let f;d&&(f=await this.feature_extractor(d,u),c=c.map(k=>k.replaceAll(this.audio_token,this.full_audio_sequence)));let _;return p&&(_=await this.image_processor(p,u),c=c.map(k=>k.replaceAll(this.image_token,this.full_image_sequence))),{...this.tokenizer(c,u),..._,...f}}}}),"./src/models/glpn/image_processing_glpn.js":((e,r,t)=>{t.r(r),t.d(r,{GLPNFeatureExtractor:()=>n});var s=t("./src/base/image_processors_utils.js");class n extends s.ImageProcessor{}}),"./src/models/grounding_dino/image_processing_grounding_dino.js":((e,r,t)=>{t.r(r),t.d(r,{GroundingDinoImageProcessor:()=>o});var s=t("./src/base/image_processors_utils.js"),n=t("./src/utils/tensor.js");class o extends s.ImageProcessor{async _call(i){const l=await super._call(i),c=l.pixel_values.dims,p=(0,n.ones)([c[0],c[2],c[3]]);return{...l,pixel_mask:p}}}}),"./src/models/grounding_dino/processing_grounding_dino.js":((e,r,t)=>{t.r(r),t.d(r,{GroundingDinoProcessor:()=>l});var s=t("./src/base/processing_utils.js"),n=t("./src/models/auto/image_processing_auto.js"),o=t("./src/tokenizers.js"),a=t("./src/base/image_processors_utils.js");function i(c,p){const u=c.dims.at(-1)-1,f=c.tolist();f.fill(!1,0,1),f.fill(!1,u);const _=p.tolist();return f.map((y,k)=>y?k:null).filter(y=>y!==null).map(y=>_[y])}class l extends s.Processor{static tokenizer_class=o.AutoTokenizer;static image_processor_class=n.AutoImageProcessor;async _call(p,d,u={}){const f=p?await this.image_processor(p,u):{};return{...d?this.tokenizer(d,u):{},...f}}post_process_grounded_object_detection(p,d,{box_threshold:u=.25,text_threshold:f=.25,target_sizes:_=null}={}){const{logits:y,pred_boxes:k}=p,w=y.dims[0];if(_!==null&&_.length!==w)throw Error("Make sure that you pass in as many target sizes as the batch dimension of the logits");const v=y.dims.at(1),I=y.sigmoid(),T=I.max(-1).tolist(),b=k.tolist().map(x=>x.map(S=>(0,a.center_to_corners_format)(S))),E=[];for(let x=0;xB.map((Y,X)=>Y*S[(X+1)%2])));const O=T[x],F=[],H=[],W=[];for(let B=0;B{t.r(r),t.d(r,{Idefics3ImageProcessor:()=>o});var s=t("./src/base/image_processors_utils.js"),n=t("./src/utils/tensor.js");class o extends s.ImageProcessor{constructor(i){super(i),this.do_image_splitting=i.do_image_splitting??!0,this.max_image_size=i.max_image_size}get_resize_for_vision_encoder(i,l){let[c,p]=i.dims.slice(-2);const d=p/c;return p>=c?(p=Math.ceil(p/l)*l,c=Math.floor(p/d),c=Math.ceil(c/l)*l):(c=Math.ceil(c/l)*l,p=Math.floor(c*d),p=Math.ceil(p/l)*l),{height:c,width:p}}async _call(i,{do_image_splitting:l=null,return_row_col_info:c=!1}={}){let p;if(!Array.isArray(i))p=[[i]];else{if(i.length===0||!i[0])throw new Error("No images provided.");Array.isArray(i[0])?p=i:p=[i]}let d=[],u=[],f=[];const _=[],y=[];for(const x of p){let S=await Promise.all(x.map(H=>this.preprocess(H)));_.push(...S.map(H=>H.original_size)),y.push(...S.map(H=>H.reshaped_input_size)),S.forEach(H=>H.pixel_values.unsqueeze_(0));const{longest_edge:O}=this.max_image_size;let F;if(l??this.do_image_splitting){let H=new Array(S.length),W=new Array(S.length);F=await Promise.all(S.map(async(B,Y)=>{const X=this.get_resize_for_vision_encoder(B.pixel_values,O),J=await(0,n.interpolate_4d)(B.pixel_values,{size:[X.height,X.width]}),{frames:re,num_splits_h:ne,num_splits_w:le}=await this.split_image(J,this.max_image_size);return H[Y]=ne,W[Y]=le,(0,n.cat)(re,0)})),u.push(H),f.push(W)}else{const H=[O,O];F=await Promise.all(S.map(W=>(0,n.interpolate_4d)(W.pixel_values,{size:H}))),u.push(new Array(S.length).fill(0)),f.push(new Array(S.length).fill(0))}d.push((0,n.cat)(F,0))}const k=d.length,[w,v,I,T]=d[0].dims;let b,E;if(k===1)b=d[0].unsqueeze_(0),E=(0,n.full)([k,w,I,T],!0);else{const x=Math.max(...d.map(F=>F.dims.at(0)));E=(0,n.full)([k,x,I,T],!0);const S=E.data,O=x*I*T;for(let F=0;Fc||f>p){_=Math.ceil(u/c),y=Math.ceil(f/p);const k=Math.ceil(u/_),w=Math.ceil(f/y);for(let T=0;T<_;++T)for(let b=0;b{t.r(r),t.d(r,{Idefics3Processor:()=>p});var s=t("./src/base/processing_utils.js"),n=t("./src/models/auto/image_processing_auto.js"),o=t("./src/tokenizers.js");t("./src/utils/image.js");var a=t("./src/utils/core.js");function i(d,u,f,_,y,k){let w="";for(let v=0;v`+y.repeat(d);w+=` `}return w+=` -${_}${k}`+y.repeat(d)+`${_}`,w}function l(d,u,f,_){return`${u}${_}`+f.repeat(d)+`${u}`}function c(d,u,f,_,y,k){return d===0&&u===0?l(f,_,y,k):a(f,d,u,_,y,k)}class p extends s.Processor{static image_processor_class=n.AutoImageProcessor;static tokenizer_class=o.AutoTokenizer;static uses_processor_config=!0;fake_image_token="";image_token="";global_img_token="";async _call(u,f=null,_={}){_.return_row_col_info??=!0;let y;f&&(y=await this.image_processor(f,_)),Array.isArray(u)||(u=[u]);const k=y.rows??[new Array(u.length).fill(0)],w=y.cols??[new Array(u.length).fill(0)],v=this.config.image_seq_len,I=[],T=[];for(let E=0;Ec(B,O[Y],v,this.fake_image_token,this.image_token,this.global_img_token)),H=x.split(this.image_token);if(H.length===0)throw new Error("The image token should be present in the text.");let W=H[0];for(let B=0;B{t.r(r),t.d(r,{BeitFeatureExtractor:()=>s.BeitFeatureExtractor,BitImageProcessor:()=>n.BitImageProcessor,CLIPFeatureExtractor:()=>i.CLIPFeatureExtractor,CLIPImageProcessor:()=>i.CLIPImageProcessor,ChineseCLIPFeatureExtractor:()=>o.ChineseCLIPFeatureExtractor,ConvNextFeatureExtractor:()=>a.ConvNextFeatureExtractor,ConvNextImageProcessor:()=>a.ConvNextImageProcessor,DINOv3ViTImageProcessor:()=>p.DINOv3ViTImageProcessor,DPTFeatureExtractor:()=>u.DPTFeatureExtractor,DPTImageProcessor:()=>u.DPTImageProcessor,DeiTFeatureExtractor:()=>l.DeiTFeatureExtractor,DeiTImageProcessor:()=>l.DeiTImageProcessor,DetrFeatureExtractor:()=>c.DetrFeatureExtractor,DetrImageProcessor:()=>c.DetrImageProcessor,DonutFeatureExtractor:()=>d.DonutFeatureExtractor,DonutImageProcessor:()=>d.DonutImageProcessor,EfficientNetImageProcessor:()=>f.EfficientNetImageProcessor,GLPNFeatureExtractor:()=>_.GLPNFeatureExtractor,GroundingDinoImageProcessor:()=>y.GroundingDinoImageProcessor,Idefics3ImageProcessor:()=>k.Idefics3ImageProcessor,JinaCLIPImageProcessor:()=>v.JinaCLIPImageProcessor,LlavaOnevisionImageProcessor:()=>I.LlavaOnevisionImageProcessor,Mask2FormerImageProcessor:()=>T.Mask2FormerImageProcessor,MaskFormerFeatureExtractor:()=>b.MaskFormerFeatureExtractor,MaskFormerImageProcessor:()=>b.MaskFormerImageProcessor,MobileNetV1FeatureExtractor:()=>E.MobileNetV1FeatureExtractor,MobileNetV1ImageProcessor:()=>E.MobileNetV1ImageProcessor,MobileNetV2FeatureExtractor:()=>x.MobileNetV2FeatureExtractor,MobileNetV2ImageProcessor:()=>x.MobileNetV2ImageProcessor,MobileNetV3FeatureExtractor:()=>S.MobileNetV3FeatureExtractor,MobileNetV3ImageProcessor:()=>S.MobileNetV3ImageProcessor,MobileNetV4FeatureExtractor:()=>O.MobileNetV4FeatureExtractor,MobileNetV4ImageProcessor:()=>O.MobileNetV4ImageProcessor,MobileViTFeatureExtractor:()=>F.MobileViTFeatureExtractor,MobileViTImageProcessor:()=>F.MobileViTImageProcessor,NougatImageProcessor:()=>H.NougatImageProcessor,OwlViTFeatureExtractor:()=>B.OwlViTFeatureExtractor,OwlViTImageProcessor:()=>B.OwlViTImageProcessor,Owlv2ImageProcessor:()=>W.Owlv2ImageProcessor,Phi3VImageProcessor:()=>Y.Phi3VImageProcessor,PixtralImageProcessor:()=>X.PixtralImageProcessor,PvtImageProcessor:()=>J.PvtImageProcessor,Qwen2VLImageProcessor:()=>re.Qwen2VLImageProcessor,RTDetrImageProcessor:()=>ne.RTDetrImageProcessor,Sam2ImageProcessor:()=>pe.Sam2ImageProcessor,Sam3ImageProcessor:()=>oe.Sam3ImageProcessor,SamImageProcessor:()=>le.SamImageProcessor,SegformerFeatureExtractor:()=>K.SegformerFeatureExtractor,SegformerImageProcessor:()=>K.SegformerImageProcessor,SiglipImageProcessor:()=>N.SiglipImageProcessor,SmolVLMImageProcessor:()=>D.SmolVLMImageProcessor,Swin2SRImageProcessor:()=>te.Swin2SRImageProcessor,VLMImageProcessor:()=>w.VLMImageProcessor,ViTFeatureExtractor:()=>he.ViTFeatureExtractor,ViTImageProcessor:()=>he.ViTImageProcessor,VitMatteImageProcessor:()=>Ae.VitMatteImageProcessor,VitPoseImageProcessor:()=>Ie.VitPoseImageProcessor,YolosFeatureExtractor:()=>je.YolosFeatureExtractor,YolosImageProcessor:()=>je.YolosImageProcessor});var s=t("./src/models/beit/image_processing_beit.js"),n=t("./src/models/bit/image_processing_bit.js"),o=t("./src/models/chinese_clip/image_processing_chinese_clip.js"),i=t("./src/models/clip/image_processing_clip.js"),a=t("./src/models/convnext/image_processing_convnext.js"),l=t("./src/models/deit/image_processing_deit.js"),c=t("./src/models/detr/image_processing_detr.js"),p=t("./src/models/dinov3_vit/image_processing_dinov3_vit.js"),d=t("./src/models/donut/image_processing_donut.js"),u=t("./src/models/dpt/image_processing_dpt.js"),f=t("./src/models/efficientnet/image_processing_efficientnet.js"),_=t("./src/models/glpn/image_processing_glpn.js"),y=t("./src/models/grounding_dino/image_processing_grounding_dino.js"),k=t("./src/models/idefics3/image_processing_idefics3.js"),w=t("./src/models/janus/image_processing_janus.js"),v=t("./src/models/jina_clip/image_processing_jina_clip.js"),I=t("./src/models/llava_onevision/image_processing_llava_onevision.js"),T=t("./src/models/mask2former/image_processing_mask2former.js"),b=t("./src/models/maskformer/image_processing_maskformer.js"),E=t("./src/models/mobilenet_v1/image_processing_mobilenet_v1.js"),x=t("./src/models/mobilenet_v2/image_processing_mobilenet_v2.js"),S=t("./src/models/mobilenet_v3/image_processing_mobilenet_v3.js"),O=t("./src/models/mobilenet_v4/image_processing_mobilenet_v4.js"),F=t("./src/models/mobilevit/image_processing_mobilevit.js"),H=t("./src/models/nougat/image_processing_nougat.js"),W=t("./src/models/owlv2/image_processing_owlv2.js"),B=t("./src/models/owlvit/image_processing_owlvit.js"),Y=t("./src/models/phi3_v/image_processing_phi3_v.js"),X=t("./src/models/pixtral/image_processing_pixtral.js"),J=t("./src/models/pvt/image_processing_pvt.js"),re=t("./src/models/qwen2_vl/image_processing_qwen2_vl.js"),ne=t("./src/models/rt_detr/image_processing_rt_detr.js"),le=t("./src/models/sam/image_processing_sam.js"),pe=t("./src/models/sam2/image_processing_sam2.js"),oe=t("./src/models/sam3/image_processing_sam3.js"),K=t("./src/models/segformer/image_processing_segformer.js"),N=t("./src/models/siglip/image_processing_siglip.js"),D=t("./src/models/smolvlm/image_processing_smolvlm.js"),te=t("./src/models/swin2sr/image_processing_swin2sr.js"),he=t("./src/models/vit/image_processing_vit.js"),Ae=t("./src/models/vitmatte/image_processing_vitmatte.js"),Ie=t("./src/models/vitpose/image_processing_vitpose.js"),je=t("./src/models/yolos/image_processing_yolos.js")}),"./src/models/janus/image_processing_janus.js":((e,r,t)=>{t.r(r),t.d(r,{VLMImageProcessor:()=>n});var s=t("./src/base/image_processors_utils.js");class n extends s.ImageProcessor{constructor(i){super({do_pad:!0,pad_size:{width:i.image_size,height:i.image_size},...i}),this.constant_values=this.config.background_color.map(a=>a*this.rescale_factor)}pad_image(i,a,l,c){return super.pad_image(i,a,l,{constant_values:this.constant_values,center:!0,...c})}}}),"./src/models/janus/processing_janus.js":((e,r,t)=>{t.r(r),t.d(r,{VLChatProcessor:()=>c});var s=t("./src/base/processing_utils.js"),n=t("./src/models/auto/image_processing_auto.js"),o=t("./src/tokenizers.js"),i=t("./src/utils/core.js"),a=t("./src/utils/tensor.js"),l=t("./src/utils/image.js");class c extends s.Processor{static image_processor_class=n.AutoImageProcessor;static tokenizer_class=o.AutoTokenizer;static uses_processor_config=!0;constructor(d,u,f){super(d,u,f),this.image_tag=this.config.image_tag,this.image_start_tag=this.config.image_start_tag,this.image_end_tag=this.config.image_end_tag,this.num_image_tokens=this.config.num_image_tokens}async _call(d,{images:u=null,chat_template:f="default"}={}){u?Array.isArray(u)||(u=[u]):u=await Promise.all(d.filter(F=>F.images).flatMap(F=>F.images).map(F=>l.RawImage.read(F)));const _=this.tokenizer,y=_.apply_chat_template(d,{tokenize:!1,add_generation_prompt:!0,chat_template:f}),k=F=>_.encode(F,{add_special_tokens:!1}),w=y.split(this.image_tag),v=w.length-1;if(u.length!==v)throw new Error(`Number of images provided (${u.length}) does not match number of "${this.image_tag}" image tags (${v})`);const[I,T,b]=_.model.convert_tokens_to_ids([this.image_tag,this.image_start_tag,this.image_end_tag]);let E=k(w[0]),x=new Array(E.length).fill(!1);for(let F=1;F0){const F=await this.image_processor(u);return F.pixel_values.unsqueeze_(0),{...O,...F}}return O}}}),"./src/models/jina_clip/image_processing_jina_clip.js":((e,r,t)=>{t.r(r),t.d(r,{JinaCLIPImageProcessor:()=>n});var s=t("./src/base/image_processors_utils.js");class n extends s.ImageProcessor{constructor(i){const{resize_mode:a,fill_color:l,interpolation:c,size:p,...d}=i,u=a==="squash"?{width:p,height:p}:a==="shortest"?{shortest_edge:p}:{longest_edge:p},f=c==="bicubic"?3:2;super({...d,size:u,resample:f,do_center_crop:!0,crop_size:p,do_normalize:!0})}}}),"./src/models/jina_clip/processing_jina_clip.js":((e,r,t)=>{t.r(r),t.d(r,{JinaCLIPProcessor:()=>i});var s=t("./src/base/processing_utils.js"),n=t("./src/models/auto/image_processing_auto.js"),o=t("./src/tokenizers.js");class i extends s.Processor{static tokenizer_class=o.AutoTokenizer;static image_processor_class=n.AutoImageProcessor;async _call(l=null,c=null,p={}){if(!l&&!c)throw new Error("Either text or images must be provided");const d=l?this.tokenizer(l,p):{},u=c?await this.image_processor(c,p):{};return{...d,...u}}}}),"./src/models/llava/processing_llava.js":((e,r,t)=>{t.r(r),t.d(r,{LlavaProcessor:()=>i});var s=t("./src/base/processing_utils.js"),n=t("./src/models/auto/image_processing_auto.js"),o=t("./src/tokenizers.js");class i extends s.Processor{static tokenizer_class=o.AutoTokenizer;static image_processor_class=n.AutoImageProcessor;static uses_processor_config=!0;async _call(l,c=null,p={}){const d=await this.image_processor(l,p);if(c){const[f,_]=d.pixel_values.dims.slice(-2),{image_token:y,patch_size:k,num_additional_image_tokens:w}=this.config,v=Math.floor(f/k)*Math.floor(_/k)+w;c=structuredClone(c),Array.isArray(c)||(c=[c]);for(let I=0;I{t.r(r),t.d(r,{LlavaOnevisionImageProcessor:()=>n});var s=t("./src/base/image_processors_utils.js");class n extends s.ImageProcessor{}}),"./src/models/mask2former/image_processing_mask2former.js":((e,r,t)=>{t.r(r),t.d(r,{Mask2FormerImageProcessor:()=>n});var s=t("./src/models/maskformer/image_processing_maskformer.js");class n extends s.MaskFormerImageProcessor{}}),"./src/models/maskformer/image_processing_maskformer.js":((e,r,t)=>{t.r(r),t.d(r,{MaskFormerFeatureExtractor:()=>o,MaskFormerImageProcessor:()=>n});var s=t("./src/base/image_processors_utils.js");class n extends s.ImageProcessor{post_process_panoptic_segmentation(...a){return(0,s.post_process_panoptic_segmentation)(...a)}post_process_instance_segmentation(...a){return(0,s.post_process_instance_segmentation)(...a)}}class o extends n{}}),"./src/models/mgp_str/processing_mgp_str.js":((e,r,t)=>{t.r(r),t.d(r,{MgpstrProcessor:()=>l});var s=t("./src/base/processing_utils.js"),n=t("./src/models/auto/image_processing_auto.js"),o=t("./src/tokenizers.js"),i=t("./src/utils/maths.js");const a={char:["char_decode",1],bpe:["bpe_decode",2],wp:["wp_decode",102]};class l extends s.Processor{static tokenizer_class=o.AutoTokenizer;static image_processor_class=n.AutoImageProcessor;get char_tokenizer(){return this.components.char_tokenizer}get bpe_tokenizer(){return this.components.bpe_tokenizer}get wp_tokenizer(){return this.components.wp_tokenizer}_decode_helper(p,d){if(!a.hasOwnProperty(d))throw new Error(`Format ${d} is not supported.`);const[u,f]=a[d],_=this[u].bind(this),[y,k]=p.dims,w=[],v=[],I=p.tolist();for(let b=0;b0?S.reduce((F,H)=>F*H,1):0;v.push(x),w.push(O)}return[_(v),w]}char_decode(p){return this.char_tokenizer.batch_decode(p).map(d=>d.replaceAll(" ",""))}bpe_decode(p){return this.bpe_tokenizer.batch_decode(p)}wp_decode(p){return this.wp_tokenizer.batch_decode(p).map(d=>d.replaceAll(" ",""))}batch_decode([p,d,u]){const[f,_]=this._decode_helper(p,"char"),[y,k]=this._decode_helper(d,"bpe"),[w,v]=this._decode_helper(u,"wp"),I=[],T=[];for(let b=0;b{t.r(r),t.d(r,{MobileNetV1FeatureExtractor:()=>o,MobileNetV1ImageProcessor:()=>n});var s=t("./src/base/image_processors_utils.js");class n extends s.ImageProcessor{}class o extends n{}}),"./src/models/mobilenet_v2/image_processing_mobilenet_v2.js":((e,r,t)=>{t.r(r),t.d(r,{MobileNetV2FeatureExtractor:()=>o,MobileNetV2ImageProcessor:()=>n});var s=t("./src/base/image_processors_utils.js");class n extends s.ImageProcessor{}class o extends n{}}),"./src/models/mobilenet_v3/image_processing_mobilenet_v3.js":((e,r,t)=>{t.r(r),t.d(r,{MobileNetV3FeatureExtractor:()=>o,MobileNetV3ImageProcessor:()=>n});var s=t("./src/base/image_processors_utils.js");class n extends s.ImageProcessor{}class o extends n{}}),"./src/models/mobilenet_v4/image_processing_mobilenet_v4.js":((e,r,t)=>{t.r(r),t.d(r,{MobileNetV4FeatureExtractor:()=>o,MobileNetV4ImageProcessor:()=>n});var s=t("./src/base/image_processors_utils.js");class n extends s.ImageProcessor{}class o extends n{}}),"./src/models/mobilevit/image_processing_mobilevit.js":((e,r,t)=>{t.r(r),t.d(r,{MobileViTFeatureExtractor:()=>o,MobileViTImageProcessor:()=>n});var s=t("./src/base/image_processors_utils.js");class n extends s.ImageProcessor{}class o extends n{}}),"./src/models/moonshine/feature_extraction_moonshine.js":((e,r,t)=>{t.r(r),t.d(r,{MoonshineFeatureExtractor:()=>o});var s=t("./src/base/feature_extraction_utils.js"),n=t("./src/utils/tensor.js");class o extends s.FeatureExtractor{async _call(a){(0,s.validate_audio_inputs)(a,"MoonshineFeatureExtractor"),a instanceof Float64Array&&(a=new Float32Array(a));const l=[1,a.length];return{input_values:new n.Tensor("float32",a,l)}}}}),"./src/models/moonshine/processing_moonshine.js":((e,r,t)=>{t.r(r),t.d(r,{MoonshineProcessor:()=>i});var s=t("./src/models/auto/feature_extraction_auto.js"),n=t("./src/tokenizers.js"),o=t("./src/base/processing_utils.js");class i extends o.Processor{static tokenizer_class=n.AutoTokenizer;static feature_extractor_class=s.AutoFeatureExtractor;async _call(l){return await this.feature_extractor(l)}}}),"./src/models/nougat/image_processing_nougat.js":((e,r,t)=>{t.r(r),t.d(r,{NougatImageProcessor:()=>n});var s=t("./src/models/donut/image_processing_donut.js");class n extends s.DonutImageProcessor{}}),"./src/models/owlv2/image_processing_owlv2.js":((e,r,t)=>{t.r(r),t.d(r,{Owlv2ImageProcessor:()=>n});var s=t("./src/models/owlvit/image_processing_owlvit.js");class n extends s.OwlViTImageProcessor{}}),"./src/models/owlvit/image_processing_owlvit.js":((e,r,t)=>{t.r(r),t.d(r,{OwlViTFeatureExtractor:()=>o,OwlViTImageProcessor:()=>n});var s=t("./src/base/image_processors_utils.js");class n extends s.ImageProcessor{post_process_object_detection(...a){return(0,s.post_process_object_detection)(...a)}}class o extends n{}}),"./src/models/owlvit/processing_owlvit.js":((e,r,t)=>{t.r(r),t.d(r,{OwlViTProcessor:()=>i});var s=t("./src/base/processing_utils.js"),n=t("./src/models/auto/image_processing_auto.js"),o=t("./src/tokenizers.js");class i extends s.Processor{static tokenizer_class=o.AutoTokenizer;static image_processor_class=n.AutoImageProcessor}}),"./src/models/paligemma/processing_paligemma.js":((e,r,t)=>{t.r(r),t.d(r,{PaliGemmaProcessor:()=>l});var s=t("./src/base/processing_utils.js"),n=t("./src/models/auto/image_processing_auto.js"),o=t("./src/tokenizers.js");const i="";function a(c,p,d,u,f){return`${u.repeat(d*f)}${p}${c} -`}class l extends s.Processor{static tokenizer_class=o.AutoTokenizer;static image_processor_class=n.AutoImageProcessor;static uses_processor_config=!1;async _call(p,d=null,u={}){d||(console.warn("You are using PaliGemma without a text prefix. It will perform as a picture-captioning model."),d=""),Array.isArray(p)||(p=[p]),Array.isArray(d)||(d=[d]);const f=this.tokenizer.bos_token,_=this.image_processor.config.image_seq_length;let y;d.some(v=>v.includes(i))?y=d.map(v=>{const I=v.replaceAll(i,i.repeat(_)),T=I.lastIndexOf(i),b=T===-1?0:T+i.length;return I.slice(0,b)+f+I.slice(b)+` -`}):(console.warn("You are passing both `text` and `images` to `PaliGemmaProcessor`. The processor expects special image tokens in the text, as many tokens as there are images per each text. It is recommended to add `` tokens in the very beginning of your text. For this call, we will infer how many images each text has and add special tokens."),y=d.map(v=>a(v,f,_,i,p.length)));const k=this.tokenizer(y,u);return{...await this.image_processor(p,u),...k}}}}),"./src/models/parakeet/feature_extraction_parakeet.js":((e,r,t)=>{t.r(r),t.d(r,{ParakeetFeatureExtractor:()=>a});var s=t("./src/base/feature_extraction_utils.js"),n=t("./src/utils/tensor.js"),o=t("./src/utils/audio.js");const i=1e-5;class a extends s.FeatureExtractor{constructor(c){super(c),this.config.mel_filters??=(0,o.mel_filter_bank)(Math.floor(1+this.config.n_fft/2),this.config.feature_size,0,this.config.sampling_rate/2,this.config.sampling_rate,"slaney","slaney");const p=(0,o.window_function)(this.config.win_length,"hann",{periodic:!1});this.window=new Float64Array(this.config.n_fft);const d=Math.floor((this.config.n_fft-this.config.win_length)/2);this.window.set(p,d)}async _extract_fbank_features(c){const p=this.config.preemphasis;c=new Float64Array(c);for(let u=c.length-1;u>=1;--u)c[u]-=p*c[u-1];return await(0,o.spectrogram)(c,this.window,this.window.length,this.config.hop_length,{fft_length:this.config.n_fft,power:2,mel_filters:this.config.mel_filters,log_mel:"log",mel_floor:-1/0,pad_mode:"constant",center:!0,transpose:!0,mel_offset:2**-24})}async _call(c){(0,s.validate_audio_inputs)(c,"ParakeetFeatureExtractor");const p=await this._extract_fbank_features(c),d=Math.floor((c.length+Math.floor(this.config.n_fft/2)*2-this.config.n_fft)/this.config.hop_length),u=p.data;u.fill(0,d*p.dims[1]);const[f,_]=p.dims,y=new Float64Array(_),k=new Float64Array(_);for(let I=0;I1?d-1:1;for(let I=0;I<_;++I){const T=y[I]/d,b=(k[I]-d*T*T)/w,x=1/(Math.sqrt(b)+i);for(let S=0;S{t.r(r),t.d(r,{Phi3VImageProcessor:()=>p});var s=t("./src/base/image_processors_utils.js"),n=t("./src/utils/tensor.js");const o=336,i=[2,3],{ceil:a,floor:l,sqrt:c}=Math;class p extends s.ImageProcessor{constructor(u){super({...u,do_normalize:!0,do_pad:!0,pad_size:"custom",do_convert_rgb:!0,do_resize:!0}),this._num_crops=u.num_crops}calc_num_image_tokens_from_image_size(u,f){const{num_img_tokens:_}=this.config;return l((l(f/o)*l(u/o)+1)*_+1+(l(f/o)+1)*c(_))}get_resize_output_image_size(u,f){const _=this._num_crops,[y,k]=u.size;let w=y/k,v=1;for(;v*Math.ceil(v/w)<=_;)v+=1;v-=1;const I=Math.floor(v*336),T=Math.floor(I/w);return[I,T]}pad_image(u,f,_,y={}){const[k,w]=f,v=o*a(k/o),I=o*a(w/o),T=[1,1,1].map((b,E)=>(b-this.image_mean[E])/this.image_std[E]);return super.pad_image(u,f,{width:I,height:v},{center:!0,constant_values:T,...y})}async _call(u,{num_crops:f=null}={}){if(this._num_crops=f??=this.config.num_crops,f<4||c(f)%1!==0)throw new Error("num_crops must be a square number >= 4");Array.isArray(u)||(u=[u]);const _=u.length,y=await Promise.all(u.map(x=>this.preprocess(x))),k=y.map(x=>x.original_size),w=y.map(x=>x.reshaped_input_size),v=[];for(const{pixel_values:x}of 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l=a;this.config.do_normalize&&(l=this._zero_mean_unit_var_norm(l));const c=[1,l.length];return{input_values:new n.Tensor("float32",l,c),attention_mask:new n.Tensor("int64",new BigInt64Array(l.length).fill(1n),c)}}}}),"./src/models/wav2vec2/processing_wav2vec2.js":((e,r,t)=>{t.r(r),t.d(r,{Wav2Vec2Processor:()=>i});var s=t("./src/tokenizers.js"),n=t("./src/models/auto/feature_extraction_auto.js"),o=t("./src/base/processing_utils.js");class i extends o.Processor{static tokenizer_class=s.AutoTokenizer;static feature_extractor_class=n.AutoFeatureExtractor;async _call(l){return await this.feature_extractor(l)}}}),"./src/models/wav2vec2_with_lm/processing_wav2vec2_with_lm.js":((e,r,t)=>{t.r(r),t.d(r,{Wav2Vec2ProcessorWithLM:()=>i});var s=t("./src/tokenizers.js"),n=t("./src/models/auto/feature_extraction_auto.js"),o=t("./src/base/processing_utils.js");class i extends o.Processor{static tokenizer_class=s.AutoTokenizer;static feature_extractor_class=n.AutoFeatureExtractor;async _call(l){return await this.feature_extractor(l)}}}),"./src/models/wespeaker/feature_extraction_wespeaker.js":((e,r,t)=>{t.r(r),t.d(r,{WeSpeakerFeatureExtractor:()=>o});var s=t("./src/base/feature_extraction_utils.js");t("./src/utils/tensor.js");var n=t("./src/utils/audio.js");class o extends s.FeatureExtractor{constructor(a){super(a);const l=this.config.sampling_rate,c=(0,n.mel_filter_bank)(257,this.config.num_mel_bins,20,Math.floor(l/2),l,null,"kaldi",!0);this.mel_filters=c,this.window=(0,n.window_function)(400,"hamming",{periodic:!1}),this.min_num_frames=this.config.min_num_frames}async _extract_fbank_features(a){return a=a.map(l=>l*32768),(0,n.spectrogram)(a,this.window,400,160,{fft_length:512,power:2,center:!1,preemphasis:.97,mel_filters:this.mel_filters,log_mel:"log",mel_floor:1192092955078125e-22,remove_dc_offset:!0,transpose:!0,min_num_frames:this.min_num_frames})}async _call(a){(0,s.validate_audio_inputs)(a,"WeSpeakerFeatureExtractor");const l=(await this._extract_fbank_features(a)).unsqueeze_(0);if(this.config.fbank_centering_span===null){const c=l.mean(1).data,p=l.data,[d,u,f]=l.dims;for(let _=0;_{t.r(r),t.d(r,{WHISPER_LANGUAGE_MAPPING:()=>n,WHISPER_TO_LANGUAGE_CODE_MAPPING:()=>o,whisper_language_to_code:()=>i});const s=[["en","english"],["zh","chinese"],["de","german"],["es","spanish"],["ru","russian"],["ko","korean"],["fr","french"],["ja","japanese"],["pt","portuguese"],["tr","turkish"],["pl","polish"],["ca","catalan"],["nl","dutch"],["ar","arabic"],["sv","swedish"],["it","italian"],["id","indonesian"],["hi","hindi"],["fi","finnish"],["vi","vietnamese"],["he","hebrew"],["uk","ukrainian"],["el","greek"],["ms","malay"],["cs","czech"],["ro","romanian"],["da","danish"],["hu","hungarian"],["ta","tamil"],["no","norwegian"],["th","thai"],["ur","urdu"],["hr","croatian"],["bg","bulgarian"],["lt","lithuanian"],["la","latin"],["mi","maori"],["ml","malayalam"],["cy","welsh"],["sk","slovak"],["te","telugu"],["fa","persian"],["lv","latvian"],["bn","bengali"],["sr","serbian"],["az","azerbaijani"],["sl","slovenian"],["kn","kannada"],["et","estonian"],["mk","macedonian"],["br","breton"],["eu","basque"],["is","icelandic"],["hy","armenian"],["ne","nepali"],["mn","mongolian"],["bs","bosnian"],["kk","kazakh"],["sq","albanian"],["sw","swahili"],["gl","galician"],["mr","marathi"],["pa","punjabi"],["si","sinhala"],["km","khmer"],["sn","shona"],["yo","yoruba"],["so","somali"],["af","afrikaans"],["oc","occitan"],["ka","georgian"],["be","belarusian"],["tg","tajik"],["sd","sindhi"],["gu","gujarati"],["am","amharic"],["yi","yiddish"],["lo","lao"],["uz","uzbek"],["fo","faroese"],["ht","haitian creole"],["ps","pashto"],["tk","turkmen"],["nn","nynorsk"],["mt","maltese"],["sa","sanskrit"],["lb","luxembourgish"],["my","myanmar"],["bo","tibetan"],["tl","tagalog"],["mg","malagasy"],["as","assamese"],["tt","tatar"],["haw","hawaiian"],["ln","lingala"],["ha","hausa"],["ba","bashkir"],["jw","javanese"],["su","sundanese"]],n=new Map(s),o=new Map([...s.map(([a,l])=>[l,a]),["burmese","my"],["valencian","ca"],["flemish","nl"],["haitian","ht"],["letzeburgesch","lb"],["pushto","ps"],["panjabi","pa"],["moldavian","ro"],["moldovan","ro"],["sinhalese","si"],["castilian","es"]]);function i(a){a=a.toLowerCase();let l=o.get(a);if(l===void 0){const c=a.match(/^<\|([a-z]{2})\|>$/);if(c&&(a=c[1]),n.has(a))l=a;else{const d=a.length===2?n.keys():n.values();throw new Error(`Language "${a}" is not supported. Must be one of: ${JSON.stringify(Array.from(d))}`)}}return l}}),"./src/models/whisper/feature_extraction_whisper.js":((e,r,t)=>{t.r(r),t.d(r,{WhisperFeatureExtractor:()=>i});var s=t("./src/base/feature_extraction_utils.js");t("./src/utils/tensor.js");var n=t("./src/utils/audio.js"),o=t("./src/utils/maths.js");class i extends s.FeatureExtractor{constructor(l){super(l),this.config.mel_filters??=(0,n.mel_filter_bank)(Math.floor(1+this.config.n_fft/2),this.config.feature_size,0,8e3,this.config.sampling_rate,"slaney","slaney"),this.window=(0,n.window_function)(this.config.n_fft,"hann")}async _extract_fbank_features(l){const c=await(0,n.spectrogram)(l,this.window,this.config.n_fft,this.config.hop_length,{power:2,mel_filters:this.config.mel_filters,log_mel:"log10",max_num_frames:Math.min(Math.floor(l.length/this.config.hop_length),this.config.nb_max_frames)}),p=c.data,d=(0,o.max)(p)[0];for(let u=0;ud?(l.length>this.config.n_samples&&console.warn("Attempting to extract features for audio longer than 30 seconds. If using a pipeline to extract transcript from a long audio clip, remember to specify `chunk_length_s` and/or `stride_length_s`."),p=l.slice(0,d)):(p=new Float32Array(d),p.set(l)),{input_features:(await this._extract_fbank_features(p)).unsqueeze_(0)}}}}),"./src/models/whisper/generation_whisper.js":((e,r,t)=>{t.r(r),t.d(r,{WhisperGenerationConfig:()=>n});var s=t("./src/generation/configuration_utils.js");class n extends s.GenerationConfig{return_timestamps=null;return_token_timestamps=null;num_frames=null;alignment_heads=null;task=null;language=null;no_timestamps_token_id=null;prompt_ids=null;is_multilingual=null;lang_to_id=null;task_to_id=null;max_initial_timestamp_index=1}}),"./src/models/whisper/processing_whisper.js":((e,r,t)=>{t.r(r),t.d(r,{WhisperProcessor:()=>i});var s=t("./src/models/auto/feature_extraction_auto.js"),n=t("./src/tokenizers.js"),o=t("./src/base/processing_utils.js");class i extends o.Processor{static tokenizer_class=n.AutoTokenizer;static feature_extractor_class=s.AutoFeatureExtractor;async _call(l){return await this.feature_extractor(l)}}}),"./src/models/yolos/image_processing_yolos.js":((e,r,t)=>{t.r(r),t.d(r,{YolosFeatureExtractor:()=>o,YolosImageProcessor:()=>n});var s=t("./src/base/image_processors_utils.js");class n extends s.ImageProcessor{post_process_object_detection(...a){return(0,s.post_process_object_detection)(...a)}}class o extends n{}}),"./src/ops/registry.js":((e,r,t)=>{t.r(r),t.d(r,{TensorOpRegistry:()=>i});var s=t("./src/backends/onnx.js"),n=t("./src/utils/tensor.js");const o=async(a,l,c)=>{const p=await(0,s.createInferenceSession)(new Uint8Array(a),l);return(async d=>{const u=(0,s.isONNXProxy)(),f=Object.fromEntries(Object.entries(d).map(([y,k])=>[y,(u?k.clone():k).ort_tensor])),_=await(0,s.runInferenceSession)(p,f);return Array.isArray(c)?c.map(y=>new n.Tensor(_[y])):new n.Tensor(_[c])})};class i{static session_options={};static get nearest_interpolate_4d(){return this._nearest_interpolate_4d||(this._nearest_interpolate_4d=o([8,10,18,0,58,129,1,10,41,10,1,120,10,0,10,0,10,1,115,18,1,121,34,6,82,101,115,105,122,101,42,18,10,4,109,111,100,101,34,7,110,101,97,114,101,115,116,160,1,3,18,1,114,90,31,10,1,120,18,26,10,24,8,1,18,20,10,3,18,1,98,10,3,18,1,99,10,3,18,1,104,10,3,18,1,119,90,15,10,1,115,18,10,10,8,8,7,18,4,10,2,8,4,98,31,10,1,121,18,26,10,24,8,1,18,20,10,3,18,1,98,10,3,18,1,99,10,3,18,1,104,10,3,18,1,119,66,2,16,21],this.session_options,"y")),this._nearest_interpolate_4d}static get bilinear_interpolate_4d(){return this._bilinear_interpolate_4d||(this._bilinear_interpolate_4d=o([8,9,18,0,58,128,1,10,40,10,1,120,10,0,10,0,10,1,115,18,1,121,34,6,82,101,115,105,122,101,42,17,10,4,109,111,100,101,34,6,108,105,110,101,97,114,160,1,3,18,1,114,90,31,10,1,120,18,26,10,24,8,1,18,20,10,3,18,1,98,10,3,18,1,99,10,3,18,1,104,10,3,18,1,119,90,15,10,1,115,18,10,10,8,8,7,18,4,10,2,8,4,98,31,10,1,121,18,26,10,24,8,1,18,20,10,3,18,1,98,10,3,18,1,99,10,3,18,1,104,10,3,18,1,119,66,2,16,20],this.session_options,"y")),this._bilinear_interpolate_4d}static get bicubic_interpolate_4d(){return this._bicubic_interpolate_4d||(this._bicubic_interpolate_4d=o([8,9,18,0,58,127,10,39,10,1,120,10,0,10,0,10,1,115,18,1,121,34,6,82,101,115,105,122,101,42,16,10,4,109,111,100,101,34,5,99,117,98,105,99,160,1,3,18,1,114,90,31,10,1,120,18,26,10,24,8,1,18,20,10,3,18,1,98,10,3,18,1,99,10,3,18,1,104,10,3,18,1,119,90,15,10,1,115,18,10,10,8,8,7,18,4,10,2,8,4,98,31,10,1,121,18,26,10,24,8,1,18,20,10,3,18,1,98,10,3,18,1,99,10,3,18,1,104,10,3,18,1,119,66,2,16,20],this.session_options,"y")),this._bicubic_interpolate_4d}static get matmul(){return this._matmul||(this._matmul=o([8,9,18,0,58,55,10,17,10,1,97,10,1,98,18,1,99,34,6,77,97,116,77,117,108,18,1,114,90,9,10,1,97,18,4,10,2,8,1,90,9,10,1,98,18,4,10,2,8,1,98,9,10,1,99,18,4,10,2,8,1,66,2,16,20],this.session_options,"c")),this._matmul}static get stft(){return this._stft||(this._stft=o([8,7,18,0,58,148,1,10,38,10,1,115,10,1,106,10,1,119,10,1,108,18,1,111,34,4,83,84,70,84,42,15,10,8,111,110,101,115,105,100,101,100,24,1,160,1,2,18,1,115,90,26,10,1,115,18,21,10,19,8,1,18,15,10,3,18,1,98,10,3,18,1,115,10,3,18,1,99,90,11,10,1,106,18,6,10,4,8,7,18,0,90,16,10,1,119,18,11,10,9,8,1,18,5,10,3,18,1,119,90,11,10,1,108,18,6,10,4,8,7,18,0,98,31,10,1,111,18,26,10,24,8,1,18,20,10,3,18,1,98,10,3,18,1,102,10,3,18,1,100,10,3,18,1,99,66,2,16,17],this.session_options,"o")),this._stft}static get rfft(){return this._rfft||(this._rfft=o([8,9,18,0,58,97,10,33,10,1,120,10,0,10,1,97,18,1,121,34,3,68,70,84,42,15,10,8,111,110,101,115,105,100,101,100,24,1,160,1,2,18,1,100,90,21,10,1,120,18,16,10,14,8,1,18,10,10,3,18,1,115,10,3,18,1,99,90,11,10,1,97,18,6,10,4,8,7,18,0,98,21,10,1,121,18,16,10,14,8,1,18,10,10,3,18,1,115,10,3,18,1,99,66,2,16,20],this.session_options,"y")),this._rfft}static get top_k(){return this._top_k||(this._top_k=o([8,10,18,0,58,73,10,18,10,1,120,10,1,107,18,1,118,18,1,105,34,4,84,111,112,75,18,1,116,90,9,10,1,120,18,4,10,2,8,1,90,15,10,1,107,18,10,10,8,8,7,18,4,10,2,8,1,98,9,10,1,118,18,4,10,2,8,1,98,9,10,1,105,18,4,10,2,8,7,66,2,16,21],this.session_options,["v","i"])),this._top_k}static get slice(){return this._slice||(this._slice=o([8,7,18,0,58,96,10,25,10,1,120,10,1,115,10,1,101,10,1,97,10,1,116,18,1,121,34,5,83,108,105,99,101,18,1,114,90,9,10,1,120,18,4,10,2,8,1,90,9,10,1,115,18,4,10,2,8,7,90,9,10,1,101,18,4,10,2,8,7,90,9,10,1,97,18,4,10,2,8,7,90,9,10,1,116,18,4,10,2,8,7,98,9,10,1,121,18,4,10,2,8,1,66,2,16,13],this.session_options,"y")),this._slice}}}),"./src/pipelines.js":((e,r,t)=>{t.r(r),t.d(r,{AudioClassificationPipeline:()=>W,AutomaticSpeechRecognitionPipeline:()=>Y,BackgroundRemovalPipeline:()=>ne,DepthEstimationPipeline:()=>te,DocumentQuestionAnsweringPipeline:()=>K,FeatureExtractionPipeline:()=>F,FillMaskPipeline:()=>I,ImageClassificationPipeline:()=>J,ImageFeatureExtractionPipeline:()=>H,ImageSegmentationPipeline:()=>re,ImageToImagePipeline:()=>D,ImageToTextPipeline:()=>X,ObjectDetectionPipeline:()=>pe,Pipeline:()=>y,QuestionAnsweringPipeline:()=>v,SummarizationPipeline:()=>b,Text2TextGenerationPipeline:()=>T,TextClassificationPipeline:()=>k,TextGenerationPipeline:()=>S,TextToAudioPipeline:()=>N,TokenClassificationPipeline:()=>w,TranslationPipeline:()=>E,ZeroShotAudioClassificationPipeline:()=>B,ZeroShotClassificationPipeline:()=>O,ZeroShotImageClassificationPipeline:()=>le,ZeroShotObjectDetectionPipeline:()=>oe,pipeline:()=>Ie});var s=t("./src/tokenizers.js"),n=t("./src/models.js"),o=t("./src/models/auto/processing_auto.js");t("./src/base/processing_utils.js");var i=t("./src/utils/generic.js"),a=t("./src/utils/core.js"),l=t("./src/utils/maths.js"),c=t("./src/utils/audio.js"),p=t("./src/utils/tensor.js"),d=t("./src/utils/image.js");async function u(Te){return Array.isArray(Te)||(Te=[Te]),await Promise.all(Te.map(Q=>d.RawImage.read(Q)))}async function f(Te,Q){return Array.isArray(Te)||(Te=[Te]),await Promise.all(Te.map(z=>typeof z=="string"||z instanceof URL?(0,c.read_audio)(z,Q):z instanceof Float64Array?new Float32Array(z):z))}function _(Te,Q){Q&&(Te=Te.map(xe=>xe|0));const[z,de,be,ve]=Te;return{xmin:z,ymin:de,xmax:be,ymax:ve}}class y extends i.Callable{constructor({task:Q,model:z,tokenizer:de=null,processor:be=null}){super(),this.task=Q,this.model=z,this.tokenizer=de,this.processor=be}async dispose(){await this.model.dispose()}}class k extends y{constructor(Q){super(Q)}async _call(Q,{top_k:z=1}={}){const de=this.tokenizer(Q,{padding:!0,truncation:!0}),be=await this.model(de),ve=this.model.config.problem_type==="multi_label_classification"?ge=>ge.sigmoid():ge=>new p.Tensor("float32",(0,l.softmax)(ge.data),ge.dims),xe=this.model.config.id2label,Ce=[];for(const ge of be.logits){const De=ve(ge),fe=await(0,p.topk)(De,z),Ee=fe[0].tolist(),Fe=fe[1].tolist().map((tt,Re)=>({label:xe?xe[tt]:`LABEL_${tt}`,score:Ee[Re]}));z===1?Ce.push(...Fe):Ce.push(Fe)}return Array.isArray(Q)||z===1?Ce:Ce[0]}}class w extends y{constructor(Q){super(Q)}async _call(Q,{ignore_labels:z=["O"]}={}){const de=Array.isArray(Q),be=this.tokenizer(de?Q:[Q],{padding:!0,truncation:!0}),xe=(await this.model(be)).logits,Ce=this.model.config.id2label,ge=[];for(let De=0;DeOe==this.tokenizer.sep_token_id);ge[Ee].map((Oe,ot)=>Oe==1&&(ot===0||ot>Fe&&De.findIndex(ht=>ht==We[ot])===-1));const tt=ve[Ee].tolist(),Re=xe[Ee].tolist();for(let Oe=1;Oeot==We[Oe])!==-1)&&(tt[Oe]=-1/0,Re[Oe]=-1/0);const rt=(0,l.softmax)(tt).map((Oe,ot)=>[Oe,ot]),Ze=(0,l.softmax)(Re).map((Oe,ot)=>[Oe,ot]);rt[0][0]=0,Ze[0][0]=0;const Ne=(0,a.product)(rt,Ze).filter(Oe=>Oe[0][1]<=Oe[1][1]).map(Oe=>[Oe[0][1],Oe[1][1],Oe[0][0]*Oe[1][0]]).sort((Oe,ot)=>ot[2]-Oe[2]);for(let Oe=0;Oett==this.tokenizer.mask_token_id);if(De===-1)throw Error(`Mask token (${this.tokenizer.mask_token}) not found in text.`);const fe=be[Ce][De],Ee=await(0,p.topk)(new p.Tensor("float32",(0,l.softmax)(fe.data),fe.dims),z),We=Ee[0].tolist(),Fe=Ee[1].tolist();ve.push(Fe.map((tt,Re)=>{const rt=ge.slice();return rt[De]=tt,{score:We[Re],token:Number(tt),token_str:this.tokenizer.decode([tt]),sequence:this.tokenizer.decode(rt,{skip_special_tokens:!0})}}))}return Array.isArray(Q)?ve:ve[0]}}class T extends y{_key="generated_text";constructor(Q){super(Q)}async _call(Q,z={}){Array.isArray(Q)||(Q=[Q]),this.model.config.prefix&&(Q=Q.map(ge=>this.model.config.prefix+ge));const de=this.model.config.task_specific_params;de&&de[this.task]&&de[this.task].prefix&&(Q=Q.map(ge=>de[this.task].prefix+ge));const be=this.tokenizer,ve={padding:!0,truncation:!0};let xe;this instanceof E&&"_build_translation_inputs"in be?xe=be._build_translation_inputs(Q,ve,z):xe=be(Q,ve);const Ce=await this.model.generate({...xe,...z});return be.batch_decode(Ce,{skip_special_tokens:!0}).map(ge=>({[this._key]:ge}))}}class b extends T{_key="summary_text";constructor(Q){super(Q)}}class E extends T{_key="translation_text";constructor(Q){super(Q)}}function x(Te){return Array.isArray(Te)&&Te.every(Q=>"role"in Q&&"content"in Q)}class S extends y{constructor(Q){super(Q)}async _call(Q,z={}){let de=!1,be=!1,ve=z.add_special_tokens??(this.tokenizer.add_bos_token||this.tokenizer.add_eos_token)??!1,xe;if(typeof Q=="string")xe=Q=[Q];else if(Array.isArray(Q)&&Q.every(Fe=>typeof Fe=="string"))de=!0,xe=Q;else{if(x(Q))Q=[Q];else if(Array.isArray(Q)&&Q.every(x))de=!0;else throw new Error("Input must be a string, an array of strings, a Chat, or an array of Chats");be=!0,xe=Q.map(Fe=>this.tokenizer.apply_chat_template(Fe,{tokenize:!1,add_generation_prompt:!0})),ve=!1}const Ce=be?!1:z.return_full_text??!0;this.tokenizer.padding_side="left";const ge=this.tokenizer(xe,{add_special_tokens:ve,padding:!0,truncation:!0}),De=await this.model.generate({...ge,...z}),fe=this.tokenizer.batch_decode(De,{skip_special_tokens:!0});let Ee;!Ce&&ge.input_ids.dims.at(-1)>0&&(Ee=this.tokenizer.batch_decode(ge.input_ids,{skip_special_tokens:!0}).map(Fe=>Fe.length));const We=Array.from({length:Q.length},Fe=>[]);for(let Fe=0;Fe[z.toLowerCase(),de])),this.entailment_id=this.label2id.entailment,this.entailment_id===void 0&&(console.warn("Could not find 'entailment' in label2id mapping. Using 2 as entailment_id."),this.entailment_id=2),this.contradiction_id=this.label2id.contradiction??this.label2id.not_entailment,this.contradiction_id===void 0&&(console.warn("Could not find 'contradiction' in label2id mapping. Using 0 as contradiction_id."),this.contradiction_id=0)}async _call(Q,z,{hypothesis_template:de="This example is {}.",multi_label:be=!1}={}){const ve=Array.isArray(Q);ve||(Q=[Q]),Array.isArray(z)||(z=[z]);const xe=z.map(De=>de.replace("{}",De)),Ce=be||z.length===1,ge=[];for(const De of Q){const fe=[];for(const Fe of xe){const tt=this.tokenizer(De,{text_pair:Fe,padding:!0,truncation:!0}),Re=await this.model(tt);Ce?fe.push([Re.logits.data[this.contradiction_id],Re.logits.data[this.entailment_id]]):fe.push(Re.logits.data[this.entailment_id])}const We=(Ce?fe.map(Fe=>(0,l.softmax)(Fe)[1]):(0,l.softmax)(fe)).map((Fe,tt)=>[Fe,tt]).sort((Fe,tt)=>tt[0]-Fe[0]);ge.push({sequence:De,labels:We.map(Fe=>z[Fe[1]]),scores:We.map(Fe=>Fe[0])})}return ve?ge:ge[0]}}class F extends y{constructor(Q){super(Q)}async _call(Q,{pooling:z="none",normalize:de=!1,quantize:be=!1,precision:ve="binary"}={}){const xe=this.tokenizer(Q,{padding:!0,truncation:!0}),Ce=await this.model(xe);let ge=Ce.last_hidden_state??Ce.logits??Ce.token_embeddings;switch(z){case"none":break;case"mean":ge=(0,p.mean_pooling)(ge,xe.attention_mask);break;case"first_token":case"cls":ge=ge.slice(null,0);break;case"last_token":case"eos":ge=ge.slice(null,-1);break;default:throw Error(`Pooling method '${z}' not supported.`)}return de&&(ge=ge.normalize(2,-1)),be&&(ge=(0,p.quantize_embeddings)(ge,ve)),ge}}class H extends y{constructor(Q){super(Q)}async _call(Q,{pool:z=null}={}){const de=await u(Q),{pixel_values:be}=await this.processor(de),ve=await this.model({pixel_values:be});let xe;if(z){if(!("pooler_output"in ve))throw Error("No pooled output was returned. Make sure the model has a 'pooler' layer when using the 'pool' option.");xe=ve.pooler_output}else xe=ve.last_hidden_state??ve.logits??ve.image_embeds;return xe}}class W extends y{constructor(Q){super(Q)}async _call(Q,{top_k:z=5}={}){const de=this.processor.feature_extractor.config.sampling_rate,be=await f(Q,de),ve=this.model.config.id2label,xe=[];for(const Ce of be){const ge=await this.processor(Ce),fe=(await this.model(ge)).logits[0],Ee=await(0,p.topk)(new p.Tensor("float32",(0,l.softmax)(fe.data),fe.dims),z),We=Ee[0].tolist(),tt=Ee[1].tolist().map((Re,rt)=>({label:ve?ve[Re]:`LABEL_${Re}`,score:We[rt]}));xe.push(tt)}return Array.isArray(Q)?xe:xe[0]}}class B extends y{constructor(Q){super(Q)}async _call(Q,z,{hypothesis_template:de="This is a sound of {}."}={}){const be=!Array.isArray(Q);be&&(Q=[Q]);const ve=z.map(fe=>de.replace("{}",fe)),xe=this.tokenizer(ve,{padding:!0,truncation:!0}),Ce=this.processor.feature_extractor.config.sampling_rate,ge=await f(Q,Ce),De=[];for(const fe of ge){const Ee=await this.processor(fe),We=await this.model({...xe,...Ee}),Fe=(0,l.softmax)(We.logits_per_audio.data);De.push([...Fe].map((tt,Re)=>({score:tt,label:z[Re]})))}return be?De[0]:De}}class Y extends y{constructor(Q){super(Q)}async _call(Q,z={}){switch(this.model.config.model_type){case"whisper":case"lite-whisper":return this._call_whisper(Q,z);case"wav2vec2":case"wav2vec2-bert":case"unispeech":case"unispeech-sat":case"hubert":case"parakeet_ctc":return this._call_wav2vec2(Q,z);case"moonshine":return this._call_moonshine(Q,z);default:throw new Error(`AutomaticSpeechRecognitionPipeline does not support model type '${this.model.config.model_type}'.`)}}async _call_wav2vec2(Q,z){z.language&&console.warn('`language` parameter is not yet supported for `wav2vec2` models, defaulting to "English".'),z.task&&console.warn('`task` parameter is not yet supported for `wav2vec2` models, defaulting to "transcribe".');const de=!Array.isArray(Q);de&&(Q=[Q]);const be=this.processor.feature_extractor.config.sampling_rate,ve=await f(Q,be),xe=[];for(const Ce of ve){const ge=await this.processor(Ce),fe=(await this.model(ge)).logits[0],Ee=[];for(const Fe of fe)Ee.push((0,l.max)(Fe.data)[1]);const We=this.tokenizer.decode(Ee,{skip_special_tokens:!0}).trim();xe.push({text:We})}return de?xe[0]:xe}async _call_whisper(Q,z){const de=z.return_timestamps??!1,be=z.chunk_length_s??0,ve=z.force_full_sequences??!1;let xe=z.stride_length_s??null;const Ce={...z};de==="word"&&(Ce.return_token_timestamps=!0,Ce.return_timestamps=!1);const ge=!Array.isArray(Q);ge&&(Q=[Q]);const De=this.processor.feature_extractor.config.chunk_length/this.model.config.max_source_positions,fe=this.processor.feature_extractor.config.hop_length,Ee=this.processor.feature_extractor.config.sampling_rate,We=await f(Q,Ee),Fe=[];for(const tt of We){let Re=[];if(be>0){if(xe===null)xe=be/6;else if(be<=xe)throw Error("`chunk_length_s` must be larger than `stride_length_s`.");const Ne=Ee*be,Oe=Ee*xe,ot=Ne-2*Oe;let ht=0;for(;;){const Rt=ht+Ne,It=tt.subarray(ht,Rt),gr=await this.processor(It),Or=ht===0,zt=Rt>=tt.length;if(Re.push({stride:[It.length,Or?0:Oe,zt?0:Oe],input_features:gr.input_features,is_last:zt}),zt)break;ht+=ot}}else Re=[{stride:[tt.length,0,0],input_features:(await this.processor(tt)).input_features,is_last:!0}];for(const Ne of Re){Ce.num_frames=Math.floor(Ne.stride[0]/fe);const Oe=await this.model.generate({inputs:Ne.input_features,...Ce});de==="word"?(Ne.tokens=Oe.sequences.tolist()[0],Ne.token_timestamps=Oe.token_timestamps.tolist()[0].map(ot=>(0,l.round)(ot,2))):Ne.tokens=Oe[0].tolist(),Ne.stride=Ne.stride.map(ot=>ot/Ee)}const[rt,Ze]=this.tokenizer._decode_asr(Re,{time_precision:De,return_timestamps:de,force_full_sequences:ve});Fe.push({text:rt,...Ze})}return ge?Fe[0]:Fe}async _call_moonshine(Q,z){const de=!Array.isArray(Q);de&&(Q=[Q]);const be=this.processor.feature_extractor.config.sampling_rate,ve=await f(Q,be),xe=[];for(const Ce of ve){const ge=await this.processor(Ce),De=Math.floor(Ce.length/be)*6,fe=await this.model.generate({max_new_tokens:De,...z,...ge}),Ee=this.processor.batch_decode(fe,{skip_special_tokens:!0})[0];xe.push({text:Ee})}return de?xe[0]:xe}}class X extends y{constructor(Q){super(Q)}async _call(Q,z={}){const de=Array.isArray(Q),be=await u(Q),{pixel_values:ve}=await this.processor(be),xe=[];for(const Ce of ve){Ce.dims=[1,...Ce.dims];const ge=await this.model.generate({inputs:Ce,...z}),De=this.tokenizer.batch_decode(ge,{skip_special_tokens:!0}).map(fe=>({generated_text:fe.trim()}));xe.push(De)}return de?xe:xe[0]}}class J extends y{constructor(Q){super(Q)}async _call(Q,{top_k:z=5}={}){const de=await u(Q),{pixel_values:be}=await this.processor(de),ve=await this.model({pixel_values:be}),xe=this.model.config.id2label,Ce=[];for(const ge of ve.logits){const De=await(0,p.topk)(new p.Tensor("float32",(0,l.softmax)(ge.data),ge.dims),z),fe=De[0].tolist(),We=De[1].tolist().map((Fe,tt)=>({label:xe?xe[Fe]:`LABEL_${Fe}`,score:fe[tt]}));Ce.push(We)}return Array.isArray(Q)?Ce:Ce[0]}}class re extends y{constructor(Q){super(Q),this.subtasks_mapping={panoptic:"post_process_panoptic_segmentation",instance:"post_process_instance_segmentation",semantic:"post_process_semantic_segmentation"}}async _call(Q,{threshold:z=.5,mask_threshold:de=.5,overlap_mask_area_threshold:be=.8,label_ids_to_fuse:ve=null,target_sizes:xe=null,subtask:Ce=null}={}){if(Array.isArray(Q)&&Q.length!==1)throw Error("Image segmentation pipeline currently only supports a batch size of 1.");const De=await u(Q),fe=De.map(Ne=>[Ne.height,Ne.width]),Ee=await this.processor(De),{inputNames:We,outputNames:Fe}=this.model.sessions.model;if(!We.includes("pixel_values")){if(We.length!==1)throw Error(`Expected a single input name, but got ${We.length} inputs: ${We}.`);const Ne=We[0];if(Ne in Ee)throw Error(`Input name ${Ne} already exists in the inputs.`);Ee[Ne]=Ee.pixel_values}const tt=await this.model(Ee);let Re=null;if(Ce!==null)Re=this.subtasks_mapping[Ce];else if(this.processor.image_processor){for(const[Ne,Oe]of Object.entries(this.subtasks_mapping))if(Oe in this.processor.image_processor){Re=this.processor.image_processor[Oe].bind(this.processor.image_processor),Ce=Ne;break}}const rt=this.model.config.id2label,Ze=[];if(Ce)if(Ce==="panoptic"||Ce==="instance"){const Ne=Re(tt,z,de,be,ve,xe??fe)[0],Oe=Ne.segmentation;for(const ot of Ne.segments_info){const ht=new Uint8ClampedArray(Oe.data.length);for(let It=0;Itgr<-1e-5||gr>1+1e-5)&&Rt.sigmoid_();const It=await d.RawImage.fromTensor(Rt.mul_(255).to("uint8")).resize(ht[1],ht[0]);Ze.push({label:null,score:null,mask:It})}}return Ze}}class ne extends re{constructor(Q){super(Q)}async _call(Q,z={}){if(Array.isArray(Q)&&Q.length!==1)throw Error("Background removal pipeline currently only supports a batch size of 1.");const be=await u(Q),ve=await super._call(Q,z);return be.map((Ce,ge)=>{const De=Ce.clone();return De.putAlpha(ve[ge].mask),De})}}class le extends y{constructor(Q){super(Q)}async _call(Q,z,{hypothesis_template:de="This is a photo of {}"}={}){const be=Array.isArray(Q),ve=await u(Q),xe=z.map(We=>de.replace("{}",We)),Ce=this.tokenizer(xe,{padding:this.model.config.model_type==="siglip"?"max_length":!0,truncation:!0}),{pixel_values:ge}=await this.processor(ve),De=await this.model({...Ce,pixel_values:ge}),fe=this.model.config.model_type==="siglip"?We=>We.sigmoid().data:We=>(0,l.softmax)(We.data),Ee=[];for(const We of De.logits_per_image){const tt=[...fe(We)].map((Re,rt)=>({score:Re,label:z[rt]}));tt.sort((Re,rt)=>rt.score-Re.score),Ee.push(tt)}return be?Ee:Ee[0]}}class pe extends y{constructor(Q){super(Q)}async _call(Q,{threshold:z=.9,percentage:de=!1}={}){const be=Array.isArray(Q);if(be&&Q.length!==1)throw Error("Object detection pipeline currently only supports a batch size of 1.");const ve=await u(Q),xe=de?null:ve.map(Fe=>[Fe.height,Fe.width]),{pixel_values:Ce,pixel_mask:ge}=await this.processor(ve),De=await this.model({pixel_values:Ce,pixel_mask:ge}),fe=this.processor.image_processor.post_process_object_detection(De,z,xe),Ee=this.model.config.id2label,We=fe.map(Fe=>Fe.boxes.map((tt,Re)=>({score:Fe.scores[Re],label:Ee[Fe.classes[Re]],box:_(tt,!de)})));return be?We:We[0]}}class oe extends y{constructor(Q){super(Q)}async _call(Q,z,{threshold:de=.1,top_k:be=null,percentage:ve=!1}={}){const xe=Array.isArray(Q),Ce=await u(Q),ge=this.tokenizer(z,{padding:!0,truncation:!0}),De=await this.processor(Ce),fe=[];for(let Ee=0;Ee({score:Ze.scores[Oe],label:Ze.labels[Oe],box:_(Ne,!ve)}))}else{const Ze=this.processor.image_processor.post_process_object_detection(Re,de,Fe,!0)[0];rt=Ze.boxes.map((Ne,Oe)=>({score:Ze.scores[Oe],label:z[Ze.classes[Oe]],box:_(Ne,!ve)}))}rt.sort((Ze,Ne)=>Ne.score-Ze.score),be!==null&&(rt=rt.slice(0,be)),fe.push(rt)}return xe?fe:fe[0]}}class K extends y{constructor(Q){super(Q)}async _call(Q,z,de={}){const be=(await u(Q))[0],{pixel_values:ve}=await this.processor(be),xe=`${z}`,Ce=this.tokenizer(xe,{add_special_tokens:!1,padding:!0,truncation:!0}).input_ids,ge=await this.model.generate({inputs:ve,max_length:this.model.config.decoder.max_position_embeddings,decoder_input_ids:Ce,...de}),fe=this.tokenizer.batch_decode(ge)[0].match(/(.*?)<\/s_answer>/);let Ee=null;return fe&&fe.length>=2&&(Ee=fe[1].trim()),[{answer:Ee}]}}class N extends y{DEFAULT_VOCODER_ID="Xenova/speecht5_hifigan";constructor(Q){super(Q),this.vocoder=Q.vocoder??null}async _prepare_speaker_embeddings(Q){if((typeof Q=="string"||Q instanceof URL)&&(Q=new Float32Array(await(await fetch(Q)).arrayBuffer())),Q instanceof Float32Array)Q=new p.Tensor("float32",Q,[Q.length]);else if(!(Q instanceof p.Tensor))throw new Error("Speaker embeddings must be a `Tensor`, `Float32Array`, `string`, or `URL`.");return Q}async _call(Q,{speaker_embeddings:z=null,num_inference_steps:de,speed:be}={}){return this.processor?this._call_text_to_spectrogram(Q,{speaker_embeddings:z}):this.model.config.model_type==="supertonic"?this._call_supertonic(Q,{speaker_embeddings:z,num_inference_steps:de,speed:be}):this._call_text_to_waveform(Q)}async _call_supertonic(Q,{speaker_embeddings:z,num_inference_steps:de,speed:be}){if(!z)throw new Error("Speaker embeddings must be provided for Supertonic models.");z=await this._prepare_speaker_embeddings(z);const{sampling_rate:ve,style_dim:xe}=this.model.config;z=z.view(1,-1,xe);const Ce=this.tokenizer(Q,{padding:!0,truncation:!0}),{waveform:ge}=await this.model.generate_speech({...Ce,style:z,num_inference_steps:de,speed:be});return new c.RawAudio(ge.data,ve)}async _call_text_to_waveform(Q){const z=this.tokenizer(Q,{padding:!0,truncation:!0}),{waveform:de}=await this.model(z),be=this.model.config.sampling_rate;return new c.RawAudio(de.data,be)}async _call_text_to_spectrogram(Q,{speaker_embeddings:z}){this.vocoder||(console.log("No vocoder specified, using default HifiGan vocoder."),this.vocoder=await n.AutoModel.from_pretrained(this.DEFAULT_VOCODER_ID,{dtype:"fp32"}));const{input_ids:de}=this.tokenizer(Q,{padding:!0,truncation:!0});z=await this._prepare_speaker_embeddings(z),z=z.view(1,-1);const{waveform:be}=await this.model.generate_speech(de,z,{vocoder:this.vocoder}),ve=this.processor.feature_extractor.config.sampling_rate;return new c.RawAudio(be.data,ve)}}class D extends y{constructor(Q){super(Q)}async _call(Q){const z=await u(Q),de=await this.processor(z),be=await this.model(de),ve=[];for(const xe of be.reconstruction){const Ce=xe.squeeze().clamp_(0,1).mul_(255).round_().to("uint8");ve.push(d.RawImage.fromTensor(Ce))}return ve.length>1?ve:ve[0]}}class te extends y{constructor(Q){super(Q)}async _call(Q){const z=await u(Q),de=await this.processor(z),{predicted_depth:be}=await this.model(de),ve=[];for(let xe=0;xe1?ve:ve[0]}}const he=Object.freeze({"text-classification":{tokenizer:s.AutoTokenizer,pipeline:k,model:n.AutoModelForSequenceClassification,default:{model:"Xenova/distilbert-base-uncased-finetuned-sst-2-english"},type:"text"},"token-classification":{tokenizer:s.AutoTokenizer,pipeline:w,model:n.AutoModelForTokenClassification,default:{model:"Xenova/bert-base-multilingual-cased-ner-hrl"},type:"text"},"question-answering":{tokenizer:s.AutoTokenizer,pipeline:v,model:n.AutoModelForQuestionAnswering,default:{model:"Xenova/distilbert-base-cased-distilled-squad"},type:"text"},"fill-mask":{tokenizer:s.AutoTokenizer,pipeline:I,model:n.AutoModelForMaskedLM,default:{model:"Xenova/bert-base-uncased"},type:"text"},summarization:{tokenizer:s.AutoTokenizer,pipeline:b,model:n.AutoModelForSeq2SeqLM,default:{model:"Xenova/distilbart-cnn-6-6"},type:"text"},translation:{tokenizer:s.AutoTokenizer,pipeline:E,model:n.AutoModelForSeq2SeqLM,default:{model:"Xenova/t5-small"},type:"text"},"text2text-generation":{tokenizer:s.AutoTokenizer,pipeline:T,model:n.AutoModelForSeq2SeqLM,default:{model:"Xenova/flan-t5-small"},type:"text"},"text-generation":{tokenizer:s.AutoTokenizer,pipeline:S,model:n.AutoModelForCausalLM,default:{model:"Xenova/gpt2"},type:"text"},"zero-shot-classification":{tokenizer:s.AutoTokenizer,pipeline:O,model:n.AutoModelForSequenceClassification,default:{model:"Xenova/distilbert-base-uncased-mnli"},type:"text"},"audio-classification":{pipeline:W,model:n.AutoModelForAudioClassification,processor:o.AutoProcessor,default:{model:"Xenova/wav2vec2-base-superb-ks"},type:"audio"},"zero-shot-audio-classification":{tokenizer:s.AutoTokenizer,pipeline:B,model:n.AutoModel,processor:o.AutoProcessor,default:{model:"Xenova/clap-htsat-unfused"},type:"multimodal"},"automatic-speech-recognition":{tokenizer:s.AutoTokenizer,pipeline:Y,model:[n.AutoModelForSpeechSeq2Seq,n.AutoModelForCTC],processor:o.AutoProcessor,default:{model:"Xenova/whisper-tiny.en"},type:"multimodal"},"text-to-audio":{tokenizer:s.AutoTokenizer,pipeline:N,model:[n.AutoModelForTextToWaveform,n.AutoModelForTextToSpectrogram],processor:[o.AutoProcessor,null],default:{model:"Xenova/speecht5_tts"},type:"text"},"image-to-text":{tokenizer:s.AutoTokenizer,pipeline:X,model:n.AutoModelForVision2Seq,processor:o.AutoProcessor,default:{model:"Xenova/vit-gpt2-image-captioning"},type:"multimodal"},"image-classification":{pipeline:J,model:n.AutoModelForImageClassification,processor:o.AutoProcessor,default:{model:"Xenova/vit-base-patch16-224"},type:"multimodal"},"image-segmentation":{pipeline:re,model:[n.AutoModelForImageSegmentation,n.AutoModelForSemanticSegmentation,n.AutoModelForUniversalSegmentation],processor:o.AutoProcessor,default:{model:"Xenova/detr-resnet-50-panoptic"},type:"multimodal"},"background-removal":{pipeline:ne,model:[n.AutoModelForImageSegmentation,n.AutoModelForSemanticSegmentation,n.AutoModelForUniversalSegmentation],processor:o.AutoProcessor,default:{model:"Xenova/modnet"},type:"image"},"zero-shot-image-classification":{tokenizer:s.AutoTokenizer,pipeline:le,model:n.AutoModel,processor:o.AutoProcessor,default:{model:"Xenova/clip-vit-base-patch32"},type:"multimodal"},"object-detection":{pipeline:pe,model:n.AutoModelForObjectDetection,processor:o.AutoProcessor,default:{model:"Xenova/detr-resnet-50"},type:"multimodal"},"zero-shot-object-detection":{tokenizer:s.AutoTokenizer,pipeline:oe,model:n.AutoModelForZeroShotObjectDetection,processor:o.AutoProcessor,default:{model:"Xenova/owlvit-base-patch32"},type:"multimodal"},"document-question-answering":{tokenizer:s.AutoTokenizer,pipeline:K,model:n.AutoModelForDocumentQuestionAnswering,processor:o.AutoProcessor,default:{model:"Xenova/donut-base-finetuned-docvqa"},type:"multimodal"},"image-to-image":{pipeline:D,model:n.AutoModelForImageToImage,processor:o.AutoProcessor,default:{model:"Xenova/swin2SR-classical-sr-x2-64"},type:"image"},"depth-estimation":{pipeline:te,model:n.AutoModelForDepthEstimation,processor:o.AutoProcessor,default:{model:"Xenova/dpt-large"},type:"image"},"feature-extraction":{tokenizer:s.AutoTokenizer,pipeline:F,model:n.AutoModel,default:{model:"Xenova/all-MiniLM-L6-v2"},type:"text"},"image-feature-extraction":{processor:o.AutoProcessor,pipeline:H,model:[n.AutoModelForImageFeatureExtraction,n.AutoModel],default:{model:"Xenova/vit-base-patch16-224-in21k"},type:"image"}}),Ae=Object.freeze({"sentiment-analysis":"text-classification",ner:"token-classification",asr:"automatic-speech-recognition","text-to-speech":"text-to-audio",embeddings:"feature-extraction"});async function Ie(Te,Q=null,{progress_callback:z=null,config:de=null,cache_dir:be=null,local_files_only:ve=!1,revision:xe="main",device:Ce=null,dtype:ge=null,subfolder:De="onnx",use_external_data_format:fe=null,model_file_name:Ee=null,session_options:We={}}={}){Te=Ae[Te]??Te;const Fe=he[Te.split("_",1)[0]];if(!Fe)throw Error(`Unsupported pipeline: ${Te}. Must be one of [${Object.keys(he)}]`);Q||(Q=Fe.default.model,console.log(`No model specified. Using default model: "${Q}".`));const tt={progress_callback:z,config:de,cache_dir:be,local_files_only:ve,revision:xe,device:Ce,dtype:ge,subfolder:De,use_external_data_format:fe,model_file_name:Ee,session_options:We},Re=new Map([["tokenizer",Fe.tokenizer],["model",Fe.model],["processor",Fe.processor]]),rt=await je(Re,Q,tt);rt.task=Te,(0,a.dispatchCallback)(z,{status:"ready",task:Te,model:Q});const Ze=Fe.pipeline;return new Ze(rt)}async function je(Te,Q,z){const de=Object.create(null),be=[];for(const[ve,xe]of Te.entries()){if(!xe)continue;let Ce;Array.isArray(xe)?Ce=new Promise(async(ge,De)=>{let fe;for(const Ee of xe){if(Ee===null){ge(null);return}try{ge(await Ee.from_pretrained(Q,z));return}catch(We){if(We.message?.includes("Unsupported model type"))fe=We;else if(We.message?.includes("Could not locate file"))fe=We;else{De(We);return}}}De(fe)}):Ce=xe.from_pretrained(Q,z),de[ve]=Ce,be.push(Ce)}await Promise.all(be);for(const[ve,xe]of Object.entries(de))de[ve]=await xe;return 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F(ee);this.added_tokens.push(se),this.model.tokens_to_ids.set(se.content,se.id),this.model.vocab[se.id]=se.content,se.special&&(this.special_tokens.push(se.content),this.all_special_ids.push(se.id))}if(this.additional_special_tokens=U.additional_special_tokens??[],this.special_tokens.push(...this.additional_special_tokens),this.special_tokens=[...new Set(this.special_tokens)],this.decoder&&(this.decoder.added_tokens=this.added_tokens,this.decoder.end_of_word_suffix=this.model.end_of_word_suffix),this.added_tokens_splitter=new l.DictionarySplitter(this.added_tokens.map(ee=>ee.content)),this.added_tokens_map=new Map(this.added_tokens.map(ee=>[ee.content,ee])),this.mask_token=this.getToken("mask_token"),this.mask_token_id=this.model.tokens_to_ids.get(this.mask_token),this.pad_token=this.getToken("pad_token","eos_token"),this.pad_token_id=this.model.tokens_to_ids.get(this.pad_token),this.sep_token=this.getToken("sep_token"),this.sep_token_id=this.model.tokens_to_ids.get(this.sep_token),this.unk_token=this.getToken("unk_token"),this.unk_token_id=this.model.tokens_to_ids.get(this.unk_token),this.bos_token=this.getToken("bos_token"),this.bos_token_id=this.model.tokens_to_ids.get(this.bos_token),this.eos_token=this.getToken("eos_token"),this.eos_token_id=this.model.tokens_to_ids.get(this.eos_token),this.model_max_length=U.model_max_length,this.remove_space=U.remove_space,this.clean_up_tokenization_spaces=U.clean_up_tokenization_spaces??!0,this.do_lowercase_and_remove_accent=U.do_lowercase_and_remove_accent??!1,U.padding_side&&(this.padding_side=U.padding_side),this.add_bos_token=U.add_bos_token,this.add_eos_token=U.add_eos_token,this.legacy=!1,this.chat_template=U.chat_template??null,Array.isArray(this.chat_template)){const ee=Object.create(null);for(const{name:se,template:Me}of this.chat_template){if(typeof se!="string"||typeof Me!="string")throw new Error('Chat template must be a list of objects with "name" and "template" properties');ee[se]=Me}this.chat_template=ee}this._compiled_template_cache=new Map}getToken(...$){for(const U of $){const ee=this.config[U];if(ee)if(typeof ee=="object"){if(ee.__type==="AddedToken")return ee.content;throw Error(`Unknown token: ${ee}`)}else return ee}return null}static async from_pretrained($,{progress_callback:U=null,config:ee=null,cache_dir:se=null,local_files_only:Me=!1,revision:$e="main",legacy:Xe=null}={}){const Je=await d($,{progress_callback:U,config:ee,cache_dir:se,local_files_only:Me,revision:$e,legacy:Xe});return new this(...Je)}_call($,{text_pair:U=null,add_special_tokens:ee=!0,padding:se=!1,truncation:Me=null,max_length:$e=null,return_tensor:Xe=!0,return_token_type_ids:Je=null}={}){const Ye=Array.isArray($);let Ke;if(Ye){if($.length===0)throw Error("text array must be non-empty");if(U!==null){if(Array.isArray(U)){if($.length!==U.length)throw Error("text and text_pair must have the same length")}else throw Error("text_pair must also be an array");Ke=$.map((Et,rr)=>this._encode_plus(Et,{text_pair:U[rr],add_special_tokens:ee,return_token_type_ids:Je}))}else Ke=$.map(Et=>this._encode_plus(Et,{add_special_tokens:ee,return_token_type_ids:Je}))}else{if($==null)throw Error("text may not be null or undefined");if(Array.isArray(U))throw Error("When specifying `text_pair`, since `text` is a string, `text_pair` must also be a string (i.e., not an array).");Ke=[this._encode_plus($,{text_pair:U,add_special_tokens:ee,return_token_type_ids:Je})]}if($e===null?$e=this.model_max_length:Me===null&&(se===!0?(console.warn("`max_length` is ignored when `padding: true` and there is no truncation strategy. To pad to max length, use `padding: 'max_length'`."),$e=this.model_max_length):se===!1&&(console.warn("Truncation was not explicitly activated but `max_length` is provided a specific value, please use `truncation: true` to explicitly truncate examples to max length."),Me=!0)),se===!0&&($e=Math.min((0,i.max)(Ke.map(Et=>Et.input_ids.length))[0],$e??1/0)),$e=Math.min($e,this.model_max_length??1/0),se||Me)for(let Et=0;Et$e?Me&&Bs(Ke[Et],$e):se&&Qr(Ke[Et],$e,rr=>rr==="input_ids"?this.pad_token_id:0,this.padding_side));const $t={};if(Xe){if(!(se&&Me)&&Ke.some(rr=>{for(const br of Object.keys(rr))if(rr[br].length!==Ke[0][br]?.length)return!0;return!1}))throw Error("Unable to create tensor, you should probably activate truncation and/or padding with 'padding=true' and 'truncation=true' to have batched tensors with the same length.");const Et=[Ke.length,Ke[0].input_ids.length];for(const rr of Object.keys(Ke[0]))$t[rr]=new a.Tensor("int64",BigInt64Array.from(Ke.flatMap(br=>br[rr]).map(BigInt)),Et)}else{for(const Et of Object.keys(Ke[0]))$t[Et]=Ke.map(rr=>rr[Et]);if(!Ye)for(const Et of Object.keys($t))$t[Et]=$t[Et][0]}return $t}_encode_text($){if($===null)return null;const U=this.added_tokens_splitter.split($);for(let se=0;se0&&(U[se-1]=U[se-1].trimEnd()),Me.rstrip&&se{if(se.length===0)return[];if(this.added_tokens_map.has(se))return[se];if(this.remove_space===!0&&(se=se.trim().split(/\s+/).join(" ")),this.do_lowercase_and_remove_accent&&(se=v(se)),this.normalizer!==null&&(se=this.normalizer(se)),se.length===0)return[];const $e=this.pre_tokenizer!==null?this.pre_tokenizer(se,{section_index:Me}):[se];return this.model($e)})}_encode_plus($,{text_pair:U=null,add_special_tokens:ee=!0,return_token_type_ids:se=null}={}){const{tokens:Me,token_type_ids:$e}=this._tokenize_helper($,{pair:U,add_special_tokens:ee}),Xe=this.model.convert_tokens_to_ids(Me),Je={input_ids:Xe,attention_mask:new Array(Xe.length).fill(1)};return(se??this.return_token_type_ids)&&$e&&(Je.token_type_ids=$e),Je}_tokenize_helper($,{pair:U=null,add_special_tokens:ee=!1}={}){const se=this._encode_text($),Me=this._encode_text(U);return this.post_processor?this.post_processor(se,Me,{add_special_tokens:ee}):{tokens:(0,n.mergeArrays)(se??[],Me??[])}}tokenize($,{pair:U=null,add_special_tokens:ee=!1}={}){return this._tokenize_helper($,{pair:U,add_special_tokens:ee}).tokens}encode($,{text_pair:U=null,add_special_tokens:ee=!0,return_token_type_ids:se=null}={}){return this._encode_plus($,{text_pair:U,add_special_tokens:ee,return_token_type_ids:se}).input_ids}batch_decode($,U={}){return $ instanceof a.Tensor&&($=$.tolist()),$.map(ee=>this.decode(ee,U))}decode($,U={}){if($ instanceof a.Tensor&&($=y($)),!Array.isArray($)||$.length===0||!(0,n.isIntegralNumber)($[0]))throw Error("token_ids must be a non-empty array of integers.");return this.decode_single($,U)}decode_single($,{skip_special_tokens:U=!1,clean_up_tokenization_spaces:ee=null}){let se=this.model.convert_ids_to_tokens($);U&&(se=se.filter($e=>!this.special_tokens.includes($e)));let Me=this.decoder?this.decoder(se):se.join(" ");return this.decoder&&this.decoder.end_of_word_suffix&&(Me=Me.replaceAll(this.decoder.end_of_word_suffix," "),U&&(Me=Me.trim())),(ee??this.clean_up_tokenization_spaces)&&(Me=k(Me)),Me}get_chat_template({chat_template:$=null,tools:U=null}={}){if(this.chat_template&&typeof this.chat_template=="object"){const ee=this.chat_template;if($!==null&&Object.hasOwn(ee,$))$=ee[$];else if($===null)if(U!==null&&"tool_use"in ee)$=ee.tool_use;else if("default"in ee)$=ee.default;else throw Error(`This model has multiple chat templates with no default specified! Please either pass a chat template or the name of the template you wish to use to the 'chat_template' argument. Available template names are ${Object.keys(ee).sort()}.`)}else if($===null)if(this.chat_template)$=this.chat_template;else throw Error("Cannot use apply_chat_template() because tokenizer.chat_template is not set and no template argument was passed! For information about writing templates and setting the tokenizer.chat_template attribute, please see the documentation at https://huggingface.co/docs/transformers/main/en/chat_templating");return $}apply_chat_template($,{tools:U=null,documents:ee=null,chat_template:se=null,add_generation_prompt:Me=!1,tokenize:$e=!0,padding:Xe=!1,truncation:Je=!1,max_length:Ye=null,return_tensor:Ke=!0,return_dict:$t=!1,tokenizer_kwargs:Et={},...rr}={}){if(se=this.get_chat_template({chat_template:se,tools:U}),typeof se!="string")throw Error(`chat_template must be a string, but got ${typeof se}`);let br=this._compiled_template_cache.get(se);br===void 0&&(br=new c.Template(se),this._compiled_template_cache.set(se,br));const Xt=Object.create(null);for(const Ht of Sr){const qr=this.getToken(Ht);qr&&(Xt[Ht]=qr)}const sr=br.render({messages:$,add_generation_prompt:Me,tools:U,documents:ee,...Xt,...rr});if($e){const Ht=this._call(sr,{add_special_tokens:!1,padding:Xe,truncation:Je,max_length:Ye,return_tensor:Ke,...Et});return $t?Ht:Ht.input_ids}return sr}}class qt extends ft{return_token_type_ids=!0}class Ps extends ft{return_token_type_ids=!0}class Cs extends ft{return_token_type_ids=!0}class Kr extends ft{return_token_type_ids=!0}class yt extends ft{return_token_type_ids=!0}class Ss extends ft{return_token_type_ids=!0}class C extends ft{return_token_type_ids=!0}class q extends ft{return_token_type_ids=!0}class R extends ft{return_token_type_ids=!0}class G extends ft{}class Z extends ft{}class ce extends ft{return_token_type_ids=!0;constructor($,U){super($,U),console.warn('WARNING: `XLMTokenizer` is not yet supported by Hugging Face\'s "fast" tokenizers library. Therefore, you may experience slightly inaccurate results.')}}class ye extends ft{return_token_type_ids=!0}class et extends ft{}class ut extends ft{}class He extends ft{}class Mt extends ft{constructor($,U){super($,U),this.languageRegex=/^[a-z]{2}_[A-Z]{2}$/,this.language_codes=this.special_tokens.filter(ee=>this.languageRegex.test(ee)),this.lang_to_token=ee=>ee}_build_translation_inputs($,U,ee){return ir(this,$,U,ee)}}class qe extends Mt{}class Tt extends ft{}class kt extends ft{}const Mr="▁";class dr extends ft{padding_side="left";constructor($,U){super($,U),this.legacy=U.legacy??!0,this.legacy||(this.normalizer=null,this.pre_tokenizer=new gr({replacement:Mr,prepend_scheme:"first"}))}_encode_text($){if($===null)return null;if(this.legacy||$.length===0)return super._encode_text($);let U=super._encode_text(Mr+$.replaceAll(Mr," "));return U.length>1&&U[0]===Mr&&this.special_tokens.includes(U[1])&&(U=U.slice(1)),U}}class ar extends ft{}class Tr extends ft{}class Is extends ft{}class Dr extends ft{}class $s extends ft{}class Lr extends ft{}class zr extends ft{}class ts extends ft{}class wr extends ft{}function ir(ue,$,U,ee){if(!("language_codes"in ue)||!Array.isArray(ue.language_codes))throw new Error("Tokenizer must have `language_codes` attribute set and it should be an array of language ids.");if(!("languageRegex"in ue)||!(ue.languageRegex instanceof RegExp))throw new Error("Tokenizer must have `languageRegex` attribute set and it should be a regular expression.");if(!("lang_to_token"in ue)||typeof ue.lang_to_token!="function")throw new Error("Tokenizer must have `lang_to_token` attribute set and it should be a function.");const se=ee.src_lang,Me=ee.tgt_lang;if(!ue.language_codes.includes(Me))throw new Error(`Target language code "${Me}" is not valid. Must be one of: {${ue.language_codes.join(", ")}}`);if(se!==void 0){if(!ue.language_codes.includes(se))throw new Error(`Source language code "${se}" is not valid. Must be one of: {${ue.language_codes.join(", ")}}`);for(const $e of ue.post_processor.config.single)if("SpecialToken"in $e&&ue.languageRegex.test($e.SpecialToken.id)){$e.SpecialToken.id=ue.lang_to_token(se);break}}return ee.forced_bos_token_id=ue.model.convert_tokens_to_ids([ue.lang_to_token(Me)])[0],ue._call($,U)}class Hr extends ft{constructor($,U){super($,U),this.languageRegex=/^[a-z]{3}_[A-Z][a-z]{3}$/,this.language_codes=this.special_tokens.filter(ee=>this.languageRegex.test(ee)),this.lang_to_token=ee=>ee}_build_translation_inputs($,U,ee){return ir(this,$,U,ee)}}class rs extends ft{constructor($,U){super($,U),this.languageRegex=/^__[a-z]{2,3}__$/,this.language_codes=this.special_tokens.filter(ee=>this.languageRegex.test(ee)).map(ee=>ee.slice(2,-2)),this.lang_to_token=ee=>`__${ee}__`}_build_translation_inputs($,U,ee){return ir(this,$,U,ee)}}class Rs extends ft{get timestamp_begin(){return this.model.convert_tokens_to_ids(["<|notimestamps|>"])[0]+1}_decode_asr($,{return_timestamps:U=!1,return_language:ee=!1,time_precision:se=null,force_full_sequences:Me=!0}={}){if(se===null)throw Error("Must specify time_precision");let $e=null;const Xe=U==="word";function Je(){return{language:$e,timestamp:[null,null],text:""}}const Ye=[];let Ke=Je(),$t=0;const Et=this.timestamp_begin,br=Et+1500;let Xt=[],sr=[],Ht=!1,qr=null;const ns=new Set(this.all_special_ids);for(const Yt of $){const hr=Yt.tokens,Ir=Xe?Yt.token_timestamps:null;let Xr=null,ps=Et;if("stride"in Yt){const[vr,Zt,_r]=Yt.stride;if($t-=Zt,qr=vr-_r,Zt&&(ps=Zt/se+Et),_r)for(let lr=hr.length-1;lr>=0;--lr){const Ur=Number(hr[lr]);if(Ur>=Et){if(Xr!==null&&(Ur-Et)*se=Et&&Zt<=br){const _r=(Zt-Et)*se+$t,lr=(0,i.round)(_r,2);if(Xr!==null&&Zt>=Xr)Ht=!0;else if(Ht||Xt.length>0&&Zt0?(Xt.push(yr),Xe&&sr.push(os)):Xt.every(vr=>vr.length===0)&&(Ke=Je(),Xt=[],yr=[],sr=[],os=[])}if(Xt.length>0){if(Me&&U)throw new Error("Whisper did not predict an ending timestamp, which can happen if audio is cut off in the middle of a word. Also make sure WhisperTimeStampLogitsProcessor was used during generation.");const[Yt,hr]=this.findLongestCommonSequence(Xt,sr),Ir=this.decode(Yt);Ke.text=Ir,Xe&&(Ke.words=this.collateWordTimestamps(Yt,hr,$e)),Ye.push(Ke)}let Er=Object.create(null);const ds=Ye.map(Yt=>Yt.text).join("");if(U||ee){for(let Yt=0;Yt0;let Xe=$e?[]:null,Je=$e?U[0]:null;for(let Ye=1;Ye<$.length;++Ye){const Ke=$[Ye];let $t=0,Et=[se,se,0,0];const rr=Ke.length;for(let Er=1;ErZt===ps[_r]&&Je[ds+_r]<=U[Ye][Ir+_r]).length:yr=hr.filter((Zt,_r)=>Zt===ps[_r]).length;const os=Er/1e4,vr=yr/Er+os;yr>1&&vr>$t&&($t=vr,Et=[ds,Yt,Ir,Xr])}const[br,Xt,sr,Ht]=Et,qr=Math.floor((Xt+br)/2),ns=Math.floor((Ht+sr)/2);Me.push(...ee.slice(0,qr)),ee=Ke.slice(ns),se=ee.length,$e&&(Xe.push(...Je.slice(0,qr)),Je=U[Ye].slice(ns))}return Me.push(...ee),$e?(Xe.push(...Je),[Me,Xe]):[Me,[]]}collateWordTimestamps($,U,ee){const[se,Me,$e]=this.combineTokensIntoWords($,ee),Xe=[];for(let Je=0;Je=se){const Xe=(($e-se)*ee).toFixed(2);Me.push(`<|${Xe}|>`),Me.push([])}else Me[Me.length-1].push($e);return Me=Me.map($e=>typeof $e=="string"?$e:super.decode($e,U)),Me.join("")}splitTokensOnUnicode($){const U=this.decode($,{decode_with_timestamps:!0}),ee="�",se=[],Me=[],$e=[];let Xe=[],Je=[],Ye=0;for(let Ke=0;Ke<$.length;++Ke){const $t=$[Ke];Xe.push($t),Je.push(Ke);const Et=this.decode(Xe,{decode_with_timestamps:!0});(!Et.includes(ee)||U[Ye+Et.indexOf(ee)]===ee)&&(se.push(Et),Me.push(Xe),$e.push(Je),Xe=[],Je=[],Ye+=Et.length)}return[se,Me,$e]}splitTokensOnSpaces($){const[U,ee,se]=this.splitTokensOnUnicode($),Me=[],$e=[],Xe=[],Je=new RegExp(`^[${E}]$`,"gu");for(let Ye=0;Ye=this.model.tokens_to_ids.get("<|endoftext|>"),br=Ke.startsWith(" "),Xt=Ke.trim(),sr=Je.test(Xt);if(rr||br||sr||Me.length===0)Me.push(Ke),$e.push($t),Xe.push(Et);else{const Ht=Me.length-1;Me[Ht]+=Ke,$e[Ht].push(...$t),Xe[Ht].push(...Et)}}return[Me,$e,Xe]}mergePunctuations($,U,ee,se,Me){const $e=structuredClone($),Xe=structuredClone(U),Je=structuredClone(ee);let Ye=$e.length-2,Ke=$e.length-1;for(;Ye>=0;)$e[Ye].startsWith(" ")&&se.includes($e[Ye].trim())?($e[Ke]=$e[Ye]+$e[Ke],Xe[Ke]=(0,n.mergeArrays)(Xe[Ye],Xe[Ke]),Je[Ke]=(0,n.mergeArrays)(Je[Ye],Je[Ke]),$e[Ye]="",Xe[Ye]=[],Je[Ye]=[]):Ke=Ye,--Ye;for(Ye=0,Ke=1;Ke<$e.length;)!$e[Ye].endsWith(" ")&&Me.includes($e[Ke])?($e[Ye]+=$e[Ke],Xe[Ye]=(0,n.mergeArrays)(Xe[Ye],Xe[Ke]),Je[Ye]=(0,n.mergeArrays)(Je[Ye],Je[Ke]),$e[Ke]="",Xe[Ke]=[],Je[Ke]=[]):Ye=Ke,++Ke;return[$e.filter($t=>$t),Xe.filter($t=>$t.length>0),Je.filter($t=>$t.length>0)]}}class ks extends ft{}class As extends ft{}class Fs extends ft{}class ss extends ft{constructor($,U){super($,U),this.languageRegex=/^(>>\w+<<)\s*/g,this.supported_language_codes=this.model.vocab.filter(ee=>this.languageRegex.test(ee)),console.warn('WARNING: `MarianTokenizer` is not yet supported by Hugging Face\'s "fast" tokenizers library. Therefore, you may experience slightly inaccurate results.')}_encode_text($){if($===null)return null;const[U,...ee]=$.trim().split(this.languageRegex);if(ee.length===0)return super._encode_text(U);if(ee.length===2){const[se,Me]=ee;return this.supported_language_codes.includes(se)||console.warn(`Unsupported language code "${se}" detected, which may lead to unexpected behavior. Should be one of: ${JSON.stringify(this.supported_language_codes)}`),(0,n.mergeArrays)([se],super._encode_text(Me))}}}class Nr extends ft{}class ze extends ft{}class Ue extends ft{}class nt extends ft{}class Kt extends ft{}class Ns extends ft{constructor($,U){super($,U),this.decoder=new It({})}}class Os extends ft{}class js extends ft{}class Dn{static TOKENIZER_CLASS_MAPPING={T5Tokenizer:et,DistilBertTokenizer:G,CamembertTokenizer:Z,DebertaTokenizer:yt,DebertaV2Tokenizer:Ss,BertTokenizer:qt,HerbertTokenizer:C,ConvBertTokenizer:q,RoFormerTokenizer:R,XLMTokenizer:ce,ElectraTokenizer:ye,MobileBertTokenizer:Cs,SqueezeBertTokenizer:Kr,AlbertTokenizer:Ps,GPT2Tokenizer:ut,BartTokenizer:He,MBartTokenizer:Mt,MBart50Tokenizer:qe,RobertaTokenizer:Tt,WhisperTokenizer:Rs,CodeGenTokenizer:ks,CLIPTokenizer:As,SiglipTokenizer:Fs,MarianTokenizer:ss,BloomTokenizer:kt,NllbTokenizer:Hr,M2M100Tokenizer:rs,LlamaTokenizer:dr,CodeLlamaTokenizer:ar,XLMRobertaTokenizer:Tr,MPNetTokenizer:Is,FalconTokenizer:Dr,GPTNeoXTokenizer:$s,EsmTokenizer:Lr,Wav2Vec2CTCTokenizer:Nr,BlenderbotTokenizer:ze,BlenderbotSmallTokenizer:Ue,SpeechT5Tokenizer:nt,NougatTokenizer:Kt,VitsTokenizer:Ns,Qwen2Tokenizer:zr,GemmaTokenizer:ts,Grok1Tokenizer:wr,CohereTokenizer:Os,MgpstrTokenizer:js,PreTrainedTokenizer:ft};static async from_pretrained($,{progress_callback:U=null,config:ee=null,cache_dir:se=null,local_files_only:Me=!1,revision:$e="main",legacy:Xe=null}={}){const[Je,Ye]=await d($,{progress_callback:U,config:ee,cache_dir:se,local_files_only:Me,revision:$e,legacy:Xe}),Ke=Ye.tokenizer_class?.replace(/Fast$/,"")??"PreTrainedTokenizer";let $t=this.TOKENIZER_CLASS_MAPPING[Ke];return $t||(console.warn(`Unknown tokenizer class "${Ke}", attempting to construct from base class.`),$t=ft),new $t(Je,Ye)}}}),"./src/utils/audio.js":((e,r,t)=>{t.r(r),t.d(r,{RawAudio:()=>W,hamming:()=>u,hanning:()=>d,mel_filter_bank:()=>I,read_audio:()=>c,spectrogram:()=>S,window_function:()=>O});var s=t("./src/utils/hub.js"),n=t("./src/utils/maths.js"),o=t("./src/utils/core.js"),i=t("./src/env.js"),a=t("./src/utils/tensor.js"),l=t("?7992");async function c(B,Y){if(typeof AudioContext>"u")throw Error("Unable to load audio from path/URL since `AudioContext` is not available in your environment. Instead, audio data should be passed directly to the pipeline/processor. 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this._nearest_interpolate_4d||(this._nearest_interpolate_4d=o([8,10,18,0,58,129,1,10,41,10,1,120,10,0,10,0,10,1,115,18,1,121,34,6,82,101,115,105,122,101,42,18,10,4,109,111,100,101,34,7,110,101,97,114,101,115,116,160,1,3,18,1,114,90,31,10,1,120,18,26,10,24,8,1,18,20,10,3,18,1,98,10,3,18,1,99,10,3,18,1,104,10,3,18,1,119,90,15,10,1,115,18,10,10,8,8,7,18,4,10,2,8,4,98,31,10,1,121,18,26,10,24,8,1,18,20,10,3,18,1,98,10,3,18,1,99,10,3,18,1,104,10,3,18,1,119,66,2,16,21],this.session_options,"y")),this._nearest_interpolate_4d}static get bilinear_interpolate_4d(){return this._bilinear_interpolate_4d||(this._bilinear_interpolate_4d=o([8,9,18,0,58,128,1,10,40,10,1,120,10,0,10,0,10,1,115,18,1,121,34,6,82,101,115,105,122,101,42,17,10,4,109,111,100,101,34,6,108,105,110,101,97,114,160,1,3,18,1,114,90,31,10,1,120,18,26,10,24,8,1,18,20,10,3,18,1,98,10,3,18,1,99,10,3,18,1,104,10,3,18,1,119,90,15,10,1,115,18,10,10,8,8,7,18,4,10,2,8,4,98,31,10,1,121,18,26,10,24,8,1,18,20,10,3,18,1,98,10,3,18,1,99,10,3,18,1,104,10,3,18,1,119,66,2,16,20],this.session_options,"y")),this._bilinear_interpolate_4d}static get bicubic_interpolate_4d(){return this._bicubic_interpolate_4d||(this._bicubic_interpolate_4d=o([8,9,18,0,58,127,10,39,10,1,120,10,0,10,0,10,1,115,18,1,121,34,6,82,101,115,105,122,101,42,16,10,4,109,111,100,101,34,5,99,117,98,105,99,160,1,3,18,1,114,90,31,10,1,120,18,26,10,24,8,1,18,20,10,3,18,1,98,10,3,18,1,99,10,3,18,1,104,10,3,18,1,119,90,15,10,1,115,18,10,10,8,8,7,18,4,10,2,8,4,98,31,10,1,121,18,26,10,24,8,1,18,20,10,3,18,1,98,10,3,18,1,99,10,3,18,1,104,10,3,18,1,119,66,2,16,20],this.session_options,"y")),this._bicubic_interpolate_4d}static get matmul(){return this._matmul||(this._matmul=o([8,9,18,0,58,55,10,17,10,1,97,10,1,98,18,1,99,34,6,77,97,116,77,117,108,18,1,114,90,9,10,1,97,18,4,10,2,8,1,90,9,10,1,98,18,4,10,2,8,1,98,9,10,1,99,18,4,10,2,8,1,66,2,16,20],this.session_options,"c")),this._matmul}static get stft(){return this._stft||(this._stft=o([8,7,18,0,58,148,1,10,38,10,1,115,10,1,106,10,1,119,10,1,108,18,1,111,34,4,83,84,70,84,42,15,10,8,111,110,101,115,105,100,101,100,24,1,160,1,2,18,1,115,90,26,10,1,115,18,21,10,19,8,1,18,15,10,3,18,1,98,10,3,18,1,115,10,3,18,1,99,90,11,10,1,106,18,6,10,4,8,7,18,0,90,16,10,1,119,18,11,10,9,8,1,18,5,10,3,18,1,119,90,11,10,1,108,18,6,10,4,8,7,18,0,98,31,10,1,111,18,26,10,24,8,1,18,20,10,3,18,1,98,10,3,18,1,102,10,3,18,1,100,10,3,18,1,99,66,2,16,17],this.session_options,"o")),this._stft}static get rfft(){return this._rfft||(this._rfft=o([8,9,18,0,58,97,10,33,10,1,120,10,0,10,1,97,18,1,121,34,3,68,70,84,42,15,10,8,111,110,101,115,105,100,101,100,24,1,160,1,2,18,1,100,90,21,10,1,120,18,16,10,14,8,1,18,10,10,3,18,1,115,10,3,18,1,99,90,11,10,1,97,18,6,10,4,8,7,18,0,98,21,10,1,121,18,16,10,14,8,1,18,10,10,3,18,1,115,10,3,18,1,99,66,2,16,20],this.session_options,"y")),this._rfft}static get top_k(){return this._top_k||(this._top_k=o([8,10,18,0,58,73,10,18,10,1,120,10,1,107,18,1,118,18,1,105,34,4,84,111,112,75,18,1,116,90,9,10,1,120,18,4,10,2,8,1,90,15,10,1,107,18,10,10,8,8,7,18,4,10,2,8,1,98,9,10,1,118,18,4,10,2,8,1,98,9,10,1,105,18,4,10,2,8,7,66,2,16,21],this.session_options,["v","i"])),this._top_k}static get slice(){return this._slice||(this._slice=o([8,7,18,0,58,96,10,25,10,1,120,10,1,115,10,1,101,10,1,97,10,1,116,18,1,121,34,5,83,108,105,99,101,18,1,114,90,9,10,1,120,18,4,10,2,8,1,90,9,10,1,115,18,4,10,2,8,7,90,9,10,1,101,18,4,10,2,8,7,90,9,10,1,97,18,4,10,2,8,7,90,9,10,1,116,18,4,10,2,8,7,98,9,10,1,121,18,4,10,2,8,1,66,2,16,13],this.session_options,"y")),this._slice}}}),"./src/pipelines.js":((e,r,t)=>{t.r(r),t.d(r,{AudioClassificationPipeline:()=>W,AutomaticSpeechRecognitionPipeline:()=>Y,BackgroundRemovalPipeline:()=>ne,DepthEstimationPipeline:()=>te,DocumentQuestionAnsweringPipeline:()=>K,FeatureExtractionPipeline:()=>F,FillMaskPipeline:()=>I,ImageClassificationPipeline:()=>J,ImageFeatureExtractionPipeline:()=>H,ImageSegmentationPipeline:()=>re,ImageToImagePipeline:()=>D,ImageToTextPipeline:()=>X,ObjectDetectionPipeline:()=>pe,Pipeline:()=>y,QuestionAnsweringPipeline:()=>v,SummarizationPipeline:()=>b,Text2TextGenerationPipeline:()=>T,TextClassificationPipeline:()=>k,TextGenerationPipeline:()=>S,TextToAudioPipeline:()=>N,TokenClassificationPipeline:()=>w,TranslationPipeline:()=>E,ZeroShotAudioClassificationPipeline:()=>B,ZeroShotClassificationPipeline:()=>O,ZeroShotImageClassificationPipeline:()=>le,ZeroShotObjectDetectionPipeline:()=>oe,pipeline:()=>Ie});var s=t("./src/tokenizers.js"),n=t("./src/models.js"),o=t("./src/models/auto/processing_auto.js");t("./src/base/processing_utils.js");var a=t("./src/utils/generic.js"),i=t("./src/utils/core.js"),l=t("./src/utils/maths.js"),c=t("./src/utils/audio.js"),p=t("./src/utils/tensor.js"),d=t("./src/utils/image.js");async function u(Te){return Array.isArray(Te)||(Te=[Te]),await Promise.all(Te.map(Q=>d.RawImage.read(Q)))}async function f(Te,Q){return Array.isArray(Te)||(Te=[Te]),await Promise.all(Te.map(z=>typeof z=="string"||z instanceof URL?(0,c.read_audio)(z,Q):z instanceof Float64Array?new Float32Array(z):z))}function _(Te,Q){Q&&(Te=Te.map(xe=>xe|0));const[z,de,be,ve]=Te;return{xmin:z,ymin:de,xmax:be,ymax:ve}}class y extends a.Callable{constructor({task:Q,model:z,tokenizer:de=null,processor:be=null}){super(),this.task=Q,this.model=z,this.tokenizer=de,this.processor=be}async dispose(){await this.model.dispose()}}class k extends y{constructor(Q){super(Q)}async _call(Q,{top_k:z=1}={}){const de=this.tokenizer(Q,{padding:!0,truncation:!0}),be=await this.model(de),ve=this.model.config.problem_type==="multi_label_classification"?ge=>ge.sigmoid():ge=>new p.Tensor("float32",(0,l.softmax)(ge.data),ge.dims),xe=this.model.config.id2label,Ce=[];for(const ge of be.logits){const De=ve(ge),fe=await(0,p.topk)(De,z),Ee=fe[0].tolist(),Fe=fe[1].tolist().map((tt,Re)=>({label:xe?xe[tt]:`LABEL_${tt}`,score:Ee[Re]}));z===1?Ce.push(...Fe):Ce.push(Fe)}return Array.isArray(Q)||z===1?Ce:Ce[0]}}class w extends y{constructor(Q){super(Q)}async _call(Q,{ignore_labels:z=["O"]}={}){const de=Array.isArray(Q),be=this.tokenizer(de?Q:[Q],{padding:!0,truncation:!0}),xe=(await this.model(be)).logits,Ce=this.model.config.id2label,ge=[];for(let De=0;DeOe==this.tokenizer.sep_token_id);ge[Ee].map((Oe,ot)=>Oe==1&&(ot===0||ot>Fe&&De.findIndex(ht=>ht==We[ot])===-1));const tt=ve[Ee].tolist(),Re=xe[Ee].tolist();for(let Oe=1;Oeot==We[Oe])!==-1)&&(tt[Oe]=-1/0,Re[Oe]=-1/0);const rt=(0,l.softmax)(tt).map((Oe,ot)=>[Oe,ot]),Ze=(0,l.softmax)(Re).map((Oe,ot)=>[Oe,ot]);rt[0][0]=0,Ze[0][0]=0;const Ne=(0,i.product)(rt,Ze).filter(Oe=>Oe[0][1]<=Oe[1][1]).map(Oe=>[Oe[0][1],Oe[1][1],Oe[0][0]*Oe[1][0]]).sort((Oe,ot)=>ot[2]-Oe[2]);for(let Oe=0;Oett==this.tokenizer.mask_token_id);if(De===-1)throw Error(`Mask token (${this.tokenizer.mask_token}) not found in text.`);const fe=be[Ce][De],Ee=await(0,p.topk)(new p.Tensor("float32",(0,l.softmax)(fe.data),fe.dims),z),We=Ee[0].tolist(),Fe=Ee[1].tolist();ve.push(Fe.map((tt,Re)=>{const rt=ge.slice();return rt[De]=tt,{score:We[Re],token:Number(tt),token_str:this.tokenizer.decode([tt]),sequence:this.tokenizer.decode(rt,{skip_special_tokens:!0})}}))}return Array.isArray(Q)?ve:ve[0]}}class T extends y{_key="generated_text";constructor(Q){super(Q)}async _call(Q,z={}){Array.isArray(Q)||(Q=[Q]),this.model.config.prefix&&(Q=Q.map(ge=>this.model.config.prefix+ge));const de=this.model.config.task_specific_params;de&&de[this.task]&&de[this.task].prefix&&(Q=Q.map(ge=>de[this.task].prefix+ge));const be=this.tokenizer,ve={padding:!0,truncation:!0};let xe;this instanceof E&&"_build_translation_inputs"in be?xe=be._build_translation_inputs(Q,ve,z):xe=be(Q,ve);const Ce=await this.model.generate({...xe,...z});return be.batch_decode(Ce,{skip_special_tokens:!0}).map(ge=>({[this._key]:ge}))}}class b extends T{_key="summary_text";constructor(Q){super(Q)}}class E extends T{_key="translation_text";constructor(Q){super(Q)}}function x(Te){return Array.isArray(Te)&&Te.every(Q=>"role"in Q&&"content"in Q)}class S extends y{constructor(Q){super(Q)}async _call(Q,z={}){let de=!1,be=!1,ve=z.add_special_tokens??(this.tokenizer.add_bos_token||this.tokenizer.add_eos_token)??!1,xe;if(typeof Q=="string")xe=Q=[Q];else if(Array.isArray(Q)&&Q.every(Fe=>typeof Fe=="string"))de=!0,xe=Q;else{if(x(Q))Q=[Q];else if(Array.isArray(Q)&&Q.every(x))de=!0;else throw new Error("Input must be a string, an array of strings, a Chat, or an array of Chats");be=!0,xe=Q.map(Fe=>this.tokenizer.apply_chat_template(Fe,{tokenize:!1,add_generation_prompt:!0})),ve=!1}const Ce=be?!1:z.return_full_text??!0;this.tokenizer.padding_side="left";const ge=this.tokenizer(xe,{add_special_tokens:ve,padding:!0,truncation:!0}),De=await this.model.generate({...ge,...z}),fe=this.tokenizer.batch_decode(De,{skip_special_tokens:!0});let Ee;!Ce&&ge.input_ids.dims.at(-1)>0&&(Ee=this.tokenizer.batch_decode(ge.input_ids,{skip_special_tokens:!0}).map(Fe=>Fe.length));const We=Array.from({length:Q.length},Fe=>[]);for(let Fe=0;Fe[z.toLowerCase(),de])),this.entailment_id=this.label2id.entailment,this.entailment_id===void 0&&(console.warn("Could not find 'entailment' in label2id mapping. Using 2 as entailment_id."),this.entailment_id=2),this.contradiction_id=this.label2id.contradiction??this.label2id.not_entailment,this.contradiction_id===void 0&&(console.warn("Could not find 'contradiction' in label2id mapping. Using 0 as contradiction_id."),this.contradiction_id=0)}async _call(Q,z,{hypothesis_template:de="This example is {}.",multi_label:be=!1}={}){const ve=Array.isArray(Q);ve||(Q=[Q]),Array.isArray(z)||(z=[z]);const xe=z.map(De=>de.replace("{}",De)),Ce=be||z.length===1,ge=[];for(const De of Q){const fe=[];for(const Fe of xe){const tt=this.tokenizer(De,{text_pair:Fe,padding:!0,truncation:!0}),Re=await this.model(tt);Ce?fe.push([Re.logits.data[this.contradiction_id],Re.logits.data[this.entailment_id]]):fe.push(Re.logits.data[this.entailment_id])}const We=(Ce?fe.map(Fe=>(0,l.softmax)(Fe)[1]):(0,l.softmax)(fe)).map((Fe,tt)=>[Fe,tt]).sort((Fe,tt)=>tt[0]-Fe[0]);ge.push({sequence:De,labels:We.map(Fe=>z[Fe[1]]),scores:We.map(Fe=>Fe[0])})}return ve?ge:ge[0]}}class F extends y{constructor(Q){super(Q)}async _call(Q,{pooling:z="none",normalize:de=!1,quantize:be=!1,precision:ve="binary"}={}){const xe=this.tokenizer(Q,{padding:!0,truncation:!0}),Ce=await this.model(xe);let ge=Ce.last_hidden_state??Ce.logits??Ce.token_embeddings;switch(z){case"none":break;case"mean":ge=(0,p.mean_pooling)(ge,xe.attention_mask);break;case"first_token":case"cls":ge=ge.slice(null,0);break;case"last_token":case"eos":ge=ge.slice(null,-1);break;default:throw Error(`Pooling method '${z}' not supported.`)}return de&&(ge=ge.normalize(2,-1)),be&&(ge=(0,p.quantize_embeddings)(ge,ve)),ge}}class H extends y{constructor(Q){super(Q)}async _call(Q,{pool:z=null}={}){const de=await u(Q),{pixel_values:be}=await this.processor(de),ve=await this.model({pixel_values:be});let xe;if(z){if(!("pooler_output"in ve))throw Error("No pooled output was returned. Make sure the model has a 'pooler' layer when using the 'pool' option.");xe=ve.pooler_output}else xe=ve.last_hidden_state??ve.logits??ve.image_embeds;return xe}}class W extends y{constructor(Q){super(Q)}async _call(Q,{top_k:z=5}={}){const de=this.processor.feature_extractor.config.sampling_rate,be=await f(Q,de),ve=this.model.config.id2label,xe=[];for(const Ce of be){const ge=await this.processor(Ce),fe=(await this.model(ge)).logits[0],Ee=await(0,p.topk)(new p.Tensor("float32",(0,l.softmax)(fe.data),fe.dims),z),We=Ee[0].tolist(),tt=Ee[1].tolist().map((Re,rt)=>({label:ve?ve[Re]:`LABEL_${Re}`,score:We[rt]}));xe.push(tt)}return Array.isArray(Q)?xe:xe[0]}}class B extends y{constructor(Q){super(Q)}async _call(Q,z,{hypothesis_template:de="This is a sound of {}."}={}){const be=!Array.isArray(Q);be&&(Q=[Q]);const ve=z.map(fe=>de.replace("{}",fe)),xe=this.tokenizer(ve,{padding:!0,truncation:!0}),Ce=this.processor.feature_extractor.config.sampling_rate,ge=await f(Q,Ce),De=[];for(const fe of ge){const Ee=await this.processor(fe),We=await this.model({...xe,...Ee}),Fe=(0,l.softmax)(We.logits_per_audio.data);De.push([...Fe].map((tt,Re)=>({score:tt,label:z[Re]})))}return be?De[0]:De}}class Y extends y{constructor(Q){super(Q)}async _call(Q,z={}){switch(this.model.config.model_type){case"whisper":case"lite-whisper":return this._call_whisper(Q,z);case"wav2vec2":case"wav2vec2-bert":case"unispeech":case"unispeech-sat":case"hubert":case"parakeet_ctc":return this._call_wav2vec2(Q,z);case"moonshine":return this._call_moonshine(Q,z);default:throw new Error(`AutomaticSpeechRecognitionPipeline does not support model type '${this.model.config.model_type}'.`)}}async _call_wav2vec2(Q,z){z.language&&console.warn('`language` parameter is not yet supported for `wav2vec2` models, defaulting to "English".'),z.task&&console.warn('`task` parameter is not yet supported for `wav2vec2` models, defaulting to "transcribe".');const de=!Array.isArray(Q);de&&(Q=[Q]);const be=this.processor.feature_extractor.config.sampling_rate,ve=await f(Q,be),xe=[];for(const Ce of ve){const ge=await this.processor(Ce),fe=(await this.model(ge)).logits[0],Ee=[];for(const Fe of fe)Ee.push((0,l.max)(Fe.data)[1]);const We=this.tokenizer.decode(Ee,{skip_special_tokens:!0}).trim();xe.push({text:We})}return de?xe[0]:xe}async _call_whisper(Q,z){const de=z.return_timestamps??!1,be=z.chunk_length_s??0,ve=z.force_full_sequences??!1;let xe=z.stride_length_s??null;const Ce={...z};de==="word"&&(Ce.return_token_timestamps=!0,Ce.return_timestamps=!1);const ge=!Array.isArray(Q);ge&&(Q=[Q]);const De=this.processor.feature_extractor.config.chunk_length/this.model.config.max_source_positions,fe=this.processor.feature_extractor.config.hop_length,Ee=this.processor.feature_extractor.config.sampling_rate,We=await f(Q,Ee),Fe=[];for(const tt of We){let Re=[];if(be>0){if(xe===null)xe=be/6;else if(be<=xe)throw Error("`chunk_length_s` must be larger than `stride_length_s`.");const Ne=Ee*be,Oe=Ee*xe,ot=Ne-2*Oe;let ht=0;for(;;){const Rt=ht+Ne,It=tt.subarray(ht,Rt),gr=await this.processor(It),Or=ht===0,zt=Rt>=tt.length;if(Re.push({stride:[It.length,Or?0:Oe,zt?0:Oe],input_features:gr.input_features,is_last:zt}),zt)break;ht+=ot}}else Re=[{stride:[tt.length,0,0],input_features:(await this.processor(tt)).input_features,is_last:!0}];for(const Ne of Re){Ce.num_frames=Math.floor(Ne.stride[0]/fe);const Oe=await this.model.generate({inputs:Ne.input_features,...Ce});de==="word"?(Ne.tokens=Oe.sequences.tolist()[0],Ne.token_timestamps=Oe.token_timestamps.tolist()[0].map(ot=>(0,l.round)(ot,2))):Ne.tokens=Oe[0].tolist(),Ne.stride=Ne.stride.map(ot=>ot/Ee)}const[rt,Ze]=this.tokenizer._decode_asr(Re,{time_precision:De,return_timestamps:de,force_full_sequences:ve});Fe.push({text:rt,...Ze})}return ge?Fe[0]:Fe}async _call_moonshine(Q,z){const de=!Array.isArray(Q);de&&(Q=[Q]);const be=this.processor.feature_extractor.config.sampling_rate,ve=await f(Q,be),xe=[];for(const Ce of ve){const ge=await this.processor(Ce),De=Math.floor(Ce.length/be)*6,fe=await this.model.generate({max_new_tokens:De,...z,...ge}),Ee=this.processor.batch_decode(fe,{skip_special_tokens:!0})[0];xe.push({text:Ee})}return de?xe[0]:xe}}class X extends y{constructor(Q){super(Q)}async _call(Q,z={}){const de=Array.isArray(Q),be=await u(Q),{pixel_values:ve}=await this.processor(be),xe=[];for(const Ce of ve){Ce.dims=[1,...Ce.dims];const ge=await this.model.generate({inputs:Ce,...z}),De=this.tokenizer.batch_decode(ge,{skip_special_tokens:!0}).map(fe=>({generated_text:fe.trim()}));xe.push(De)}return de?xe:xe[0]}}class J extends y{constructor(Q){super(Q)}async _call(Q,{top_k:z=5}={}){const de=await u(Q),{pixel_values:be}=await this.processor(de),ve=await this.model({pixel_values:be}),xe=this.model.config.id2label,Ce=[];for(const ge of ve.logits){const De=await(0,p.topk)(new p.Tensor("float32",(0,l.softmax)(ge.data),ge.dims),z),fe=De[0].tolist(),We=De[1].tolist().map((Fe,tt)=>({label:xe?xe[Fe]:`LABEL_${Fe}`,score:fe[tt]}));Ce.push(We)}return Array.isArray(Q)?Ce:Ce[0]}}class re extends y{constructor(Q){super(Q),this.subtasks_mapping={panoptic:"post_process_panoptic_segmentation",instance:"post_process_instance_segmentation",semantic:"post_process_semantic_segmentation"}}async _call(Q,{threshold:z=.5,mask_threshold:de=.5,overlap_mask_area_threshold:be=.8,label_ids_to_fuse:ve=null,target_sizes:xe=null,subtask:Ce=null}={}){if(Array.isArray(Q)&&Q.length!==1)throw Error("Image segmentation pipeline currently only supports a batch size of 1.");const De=await u(Q),fe=De.map(Ne=>[Ne.height,Ne.width]),Ee=await this.processor(De),{inputNames:We,outputNames:Fe}=this.model.sessions.model;if(!We.includes("pixel_values")){if(We.length!==1)throw Error(`Expected a single input name, but got ${We.length} inputs: ${We}.`);const Ne=We[0];if(Ne in Ee)throw Error(`Input name ${Ne} already exists in the inputs.`);Ee[Ne]=Ee.pixel_values}const tt=await this.model(Ee);let Re=null;if(Ce!==null)Re=this.subtasks_mapping[Ce];else if(this.processor.image_processor){for(const[Ne,Oe]of Object.entries(this.subtasks_mapping))if(Oe in this.processor.image_processor){Re=this.processor.image_processor[Oe].bind(this.processor.image_processor),Ce=Ne;break}}const rt=this.model.config.id2label,Ze=[];if(Ce)if(Ce==="panoptic"||Ce==="instance"){const Ne=Re(tt,z,de,be,ve,xe??fe)[0],Oe=Ne.segmentation;for(const ot of Ne.segments_info){const ht=new Uint8ClampedArray(Oe.data.length);for(let It=0;Itgr<-1e-5||gr>1+1e-5)&&Rt.sigmoid_();const It=await d.RawImage.fromTensor(Rt.mul_(255).to("uint8")).resize(ht[1],ht[0]);Ze.push({label:null,score:null,mask:It})}}return Ze}}class ne extends re{constructor(Q){super(Q)}async _call(Q,z={}){if(Array.isArray(Q)&&Q.length!==1)throw Error("Background removal pipeline currently only supports a batch size of 1.");const be=await u(Q),ve=await super._call(Q,z);return be.map((Ce,ge)=>{const De=Ce.clone();return De.putAlpha(ve[ge].mask),De})}}class le extends y{constructor(Q){super(Q)}async _call(Q,z,{hypothesis_template:de="This is a photo of {}"}={}){const be=Array.isArray(Q),ve=await u(Q),xe=z.map(We=>de.replace("{}",We)),Ce=this.tokenizer(xe,{padding:this.model.config.model_type==="siglip"?"max_length":!0,truncation:!0}),{pixel_values:ge}=await this.processor(ve),De=await this.model({...Ce,pixel_values:ge}),fe=this.model.config.model_type==="siglip"?We=>We.sigmoid().data:We=>(0,l.softmax)(We.data),Ee=[];for(const We of De.logits_per_image){const tt=[...fe(We)].map((Re,rt)=>({score:Re,label:z[rt]}));tt.sort((Re,rt)=>rt.score-Re.score),Ee.push(tt)}return be?Ee:Ee[0]}}class pe extends y{constructor(Q){super(Q)}async _call(Q,{threshold:z=.9,percentage:de=!1}={}){const be=Array.isArray(Q);if(be&&Q.length!==1)throw Error("Object detection pipeline currently only supports a batch size of 1.");const ve=await u(Q),xe=de?null:ve.map(Fe=>[Fe.height,Fe.width]),{pixel_values:Ce,pixel_mask:ge}=await this.processor(ve),De=await this.model({pixel_values:Ce,pixel_mask:ge}),fe=this.processor.image_processor.post_process_object_detection(De,z,xe),Ee=this.model.config.id2label,We=fe.map(Fe=>Fe.boxes.map((tt,Re)=>({score:Fe.scores[Re],label:Ee[Fe.classes[Re]],box:_(tt,!de)})));return be?We:We[0]}}class oe extends y{constructor(Q){super(Q)}async _call(Q,z,{threshold:de=.1,top_k:be=null,percentage:ve=!1}={}){const xe=Array.isArray(Q),Ce=await u(Q),ge=this.tokenizer(z,{padding:!0,truncation:!0}),De=await this.processor(Ce),fe=[];for(let Ee=0;Ee({score:Ze.scores[Oe],label:Ze.labels[Oe],box:_(Ne,!ve)}))}else{const Ze=this.processor.image_processor.post_process_object_detection(Re,de,Fe,!0)[0];rt=Ze.boxes.map((Ne,Oe)=>({score:Ze.scores[Oe],label:z[Ze.classes[Oe]],box:_(Ne,!ve)}))}rt.sort((Ze,Ne)=>Ne.score-Ze.score),be!==null&&(rt=rt.slice(0,be)),fe.push(rt)}return xe?fe:fe[0]}}class K extends 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_call(Q,{speaker_embeddings:z=null,num_inference_steps:de,speed:be}={}){return this.processor?this._call_text_to_spectrogram(Q,{speaker_embeddings:z}):this.model.config.model_type==="supertonic"?this._call_supertonic(Q,{speaker_embeddings:z,num_inference_steps:de,speed:be}):this._call_text_to_waveform(Q)}async _call_supertonic(Q,{speaker_embeddings:z,num_inference_steps:de,speed:be}){if(!z)throw new Error("Speaker embeddings must be provided for Supertonic models.");z=await this._prepare_speaker_embeddings(z);const{sampling_rate:ve,style_dim:xe}=this.model.config;z=z.view(1,-1,xe);const Ce=this.tokenizer(Q,{padding:!0,truncation:!0}),{waveform:ge}=await this.model.generate_speech({...Ce,style:z,num_inference_steps:de,speed:be});return new c.RawAudio(ge.data,ve)}async _call_text_to_waveform(Q){const z=this.tokenizer(Q,{padding:!0,truncation:!0}),{waveform:de}=await this.model(z),be=this.model.config.sampling_rate;return new c.RawAudio(de.data,be)}async _call_text_to_spectrogram(Q,{speaker_embeddings:z}){this.vocoder||(console.log("No vocoder specified, using default HifiGan vocoder."),this.vocoder=await n.AutoModel.from_pretrained(this.DEFAULT_VOCODER_ID,{dtype:"fp32"}));const{input_ids:de}=this.tokenizer(Q,{padding:!0,truncation:!0});z=await this._prepare_speaker_embeddings(z),z=z.view(1,-1);const{waveform:be}=await this.model.generate_speech(de,z,{vocoder:this.vocoder}),ve=this.processor.feature_extractor.config.sampling_rate;return new c.RawAudio(be.data,ve)}}class D extends y{constructor(Q){super(Q)}async _call(Q){const z=await u(Q),de=await this.processor(z),be=await this.model(de),ve=[];for(const xe of be.reconstruction){const Ce=xe.squeeze().clamp_(0,1).mul_(255).round_().to("uint8");ve.push(d.RawImage.fromTensor(Ce))}return ve.length>1?ve:ve[0]}}class te extends y{constructor(Q){super(Q)}async _call(Q){const z=await u(Q),de=await this.processor(z),{predicted_depth:be}=await this.model(de),ve=[];for(let 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subclass.")}pre_tokenize($,U){return(Array.isArray($)?$.map(ee=>this.pre_tokenize_text(ee,U)):this.pre_tokenize_text($,U)).flat()}_call($,U){return this.pre_tokenize($,U)}}class z extends Q{constructor($){super(),this.pattern=new RegExp(`[^\\s${E}]+|[${E}]`,"gu")}pre_tokenize_text($,U){return $.trim().match(this.pattern)||[]}}class de extends Q{constructor($){super(),this.config=$,this.add_prefix_space=this.config.add_prefix_space,this.trim_offsets=this.config.trim_offsets,this.use_regex=this.config.use_regex??!0,this.pattern=new RegExp("'s|'t|'re|'ve|'m|'ll|'d| ?\\p{L}+| ?\\p{N}+| ?[^\\s\\p{L}\\p{N}]+|\\s+(?!\\S)|\\s+","gu"),this.byte_encoder=Y,this.text_encoder=new TextEncoder}pre_tokenize_text($,U){return this.add_prefix_space&&!$.startsWith(" ")&&($=" "+$),(this.use_regex?$.match(this.pattern)||[]:[$]).map(se=>Array.from(this.text_encoder.encode(se),Me=>this.byte_encoder[Me]).join(""))}}class be extends Q{constructor($){super(),this.config=$,this.pattern=f(this.config.pattern,this.config.invert)}pre_tokenize_text($,U){return this.pattern===null?[]:this.config.invert?$.match(this.pattern)||[]:this.config.behavior?.toLowerCase()==="removed"?$.split(this.pattern).filter(ee=>ee):u($,this.pattern)}}class ve extends Q{constructor($){super(),this.config=$,this.pattern=new RegExp(`[^${E}]+|[${E}]+`,"gu")}pre_tokenize_text($,U){return $.match(this.pattern)||[]}}class xe extends Q{constructor($){super(),this.config=$;const U=`[^\\d]+|\\d${this.config.individual_digits?"":"+"}`;this.pattern=new RegExp(U,"gu")}pre_tokenize_text($,U){return $.match(this.pattern)||[]}}class Ce extends s.Callable{constructor($){super(),this.config=$}static fromConfig($){if($===null)return null;switch($.type){case"TemplateProcessing":return new fe($);case"ByteLevel":return new Ee($);case"RobertaProcessing":return new De($);case"BertProcessing":return new ge($);case"Sequence":return new We($);default:throw new Error(`Unknown PostProcessor type: ${$.type}`)}}post_process($,...U){throw Error("post_process should be implemented in subclass.")}_call($,...U){return this.post_process($,...U)}}class ge extends Ce{constructor($){super($),this.cls=$.cls[0],this.sep=$.sep[0]}post_process($,U=null,{add_special_tokens:ee=!0}={}){ee&&($=(0,n.mergeArrays)([this.cls],$,[this.sep]));let se=new Array($.length).fill(0);if(U!==null){const Me=ee&&this instanceof De?[this.sep]:[],$e=ee?[this.sep]:[];$=(0,n.mergeArrays)($,Me,U,$e),se=(0,n.mergeArrays)(se,new Array(U.length+Me.length+$e.length).fill(1))}return{tokens:$,token_type_ids:se}}}class De extends ge{}class fe extends Ce{constructor($){super($),this.single=$.single,this.pair=$.pair}post_process($,U=null,{add_special_tokens:ee=!0}={}){const se=U===null?this.single:this.pair;let Me=[],$e=[];for(const Xe of se)"SpecialToken"in Xe?ee&&(Me.push(Xe.SpecialToken.id),$e.push(Xe.SpecialToken.type_id)):"Sequence"in Xe&&(Xe.Sequence.id==="A"?(Me=(0,n.mergeArrays)(Me,$),$e=(0,n.mergeArrays)($e,new Array($.length).fill(Xe.Sequence.type_id))):Xe.Sequence.id==="B"&&(Me=(0,n.mergeArrays)(Me,U),$e=(0,n.mergeArrays)($e,new Array(U.length).fill(Xe.Sequence.type_id))));return{tokens:Me,token_type_ids:$e}}}class Ee extends Ce{post_process($,U=null){return U&&($=(0,n.mergeArrays)($,U)),{tokens:$}}}class We extends Ce{constructor($){super($),this.processors=$.processors.map(U=>Ce.fromConfig(U))}post_process($,U=null,ee={}){let se;for(const Me of this.processors)if(Me instanceof Ee)$=Me.post_process($).tokens,U&&(U=Me.post_process(U).tokens);else{const $e=Me.post_process($,U,ee);$=$e.tokens,se=$e.token_type_ids}return{tokens:$,token_type_ids:se}}}class Fe extends s.Callable{constructor($){super(),this.config=$,this.added_tokens=[],this.end_of_word_suffix=null,this.trim_offsets=$.trim_offsets}static fromConfig($){if($===null)return null;switch($.type){case"WordPiece":return new Ne($);case"Metaspace":return new Or($);case"ByteLevel":return new Oe($);case"Replace":return new tt($);case"ByteFallback":return new Re($);case"Fuse":return new rt($);case"Strip":return new Ze($);case"Sequence":return new ht($);case"CTC":return new ot($);case"BPEDecoder":return new Rt($);default:throw new Error(`Unknown Decoder type: ${$.type}`)}}_call($){return this.decode($)}decode($){return this.decode_chain($).join("")}decode_chain($){throw Error("`decode_chain` should be implemented in subclass.")}}class tt extends Fe{decode_chain($){const U=f(this.config.pattern);return U===null?$:$.map(ee=>ee.replaceAll(U,this.config.content))}}class Re extends Fe{constructor($){super($),this.text_decoder=new TextDecoder}decode_chain($){const U=[];let ee=[];for(const se of $){let Me=null;if(se.length===6&&se.startsWith("<0x")&&se.endsWith(">")){const $e=parseInt(se.slice(3,5),16);isNaN($e)||(Me=$e)}if(Me!==null)ee.push(Me);else{if(ee.length>0){const $e=this.text_decoder.decode(Uint8Array.from(ee));U.push($e),ee=[]}U.push(se)}}if(ee.length>0){const se=this.text_decoder.decode(Uint8Array.from(ee));U.push(se),ee=[]}return U}}class rt extends Fe{decode_chain($){return[$.join("")]}}class Ze extends Fe{constructor($){super($),this.content=this.config.content,this.start=this.config.start,this.stop=this.config.stop}decode_chain($){return $.map(U=>{let ee=0;for(let Me=0;Me(ee!==0&&(U.startsWith(this.config.prefix)?U=U.replace(this.config.prefix,""):U=" "+U),this.cleanup&&(U=k(U)),U))}}class Oe extends Fe{constructor($){super($),this.byte_decoder=X,this.text_decoder=new TextDecoder("utf-8",{fatal:!1,ignoreBOM:!0}),this.end_of_word_suffix=null}convert_tokens_to_string($){const U=$.join(""),ee=new Uint8Array([...U].map(Me=>this.byte_decoder[Me]));return this.text_decoder.decode(ee)}decode_chain($){const U=[];let ee=[];for(const se of $)this.added_tokens.find(Me=>Me.content===se)!==void 0?(ee.length>0&&(U.push(this.convert_tokens_to_string(ee)),ee=[]),U.push(se)):ee.push(se);return ee.length>0&&U.push(this.convert_tokens_to_string(ee)),U}}class ot extends Fe{constructor($){super($),this.pad_token=this.config.pad_token,this.word_delimiter_token=this.config.word_delimiter_token,this.cleanup=this.config.cleanup}convert_tokens_to_string($){if($.length===0)return"";const U=[$[0]];for(let Me=1;Me<$.length;++Me)$[Me]!==U.at(-1)&&U.push($[Me]);let se=U.filter(Me=>Me!==this.pad_token).join("");return this.cleanup&&(se=k(se).replaceAll(this.word_delimiter_token," ").trim()),se}decode_chain($){return[this.convert_tokens_to_string($)]}}class ht extends Fe{constructor($){super($),this.decoders=$.decoders.map(U=>Fe.fromConfig(U))}decode_chain($){return this.decoders.reduce((U,ee)=>ee.decode_chain(U),$)}}class Rt extends Fe{constructor($){super($),this.suffix=this.config.suffix}decode_chain($){return $.map((U,ee)=>U.replaceAll(this.suffix,ee===$.length-1?"":" "))}}class It extends Fe{decode_chain($){let U="";for(let ee=1;ee<$.length;ee+=2)U+=$[ee];return[U]}}class gr extends Q{constructor($){super(),this.replacement=$.replacement,this.strRep=$.str_rep||this.replacement,this.prepend_scheme=$.prepend_scheme??"always"}pre_tokenize_text($,{section_index:U=void 0}={}){let ee=$.replaceAll(" ",this.strRep);return!ee.startsWith(this.replacement)&&(this.prepend_scheme==="always"||this.prepend_scheme==="first"&&U===0)&&(ee=this.strRep+ee),[ee]}}class Or extends Fe{constructor($){super($),this.replacement=$.replacement}decode_chain($){const U=[];for(let ee=0;ee<$.length;++ee){let se=$[ee].replaceAll(this.replacement," ");ee==0&&se.startsWith(" ")&&(se=se.substring(1)),U.push(se)}return U}}class zt extends ne{constructor($){super($),this.charsmap=$.precompiled_charsmap}normalize($){return $=$.replace(/[\u0001-\u0008\u000B\u000E-\u001F\u007F\u008F\u009F]/gm,""),$=$.replace(/[\u0009\u000A\u000C\u000D\u00A0\u1680\u2000-\u200F\u2028\u2029\u202F\u205F\u2581\u3000\uFEFF\uFFFD]/gm," "),$.includes("～")?$=$.split("～").map(ee=>ee.normalize("NFKC")).join("～"):$=$.normalize("NFKC"),$}}class Rr extends Q{constructor($){super(),this.tokenizers=$.pretokenizers.map(U=>Q.fromConfig(U))}pre_tokenize_text($,U){return this.tokenizers.reduce((ee,se)=>se.pre_tokenize(ee,U),[$])}}class qs extends Q{constructor($){super()}pre_tokenize_text($,U){return $.match(/\w+|[^\w\s]+/g)||[]}}class Qs extends Q{constructor($){super()}pre_tokenize_text($,U){return b($)}}class Xs extends Q{constructor($){super(),this.config=$,this.pattern=f(this.config.pattern),this.content=this.config.content}pre_tokenize_text($,U){return this.pattern===null?[$]:[$.replaceAll(this.pattern,this.config.content)]}}class or extends Q{constructor($){super(),this._length=$.length}pre_tokenize_text($,U){const ee=[];for(let se=0;se<$.length;se+=this._length)ee.push($.slice(se,se+this._length));return ee}}const Sr=["bos_token","eos_token","unk_token","sep_token","pad_token","cls_token","mask_token"];function Qr(ue,$,U,ee){for(const se of Object.keys(ue)){const Me=$-ue[se].length,$e=U(se),Xe=new Array(Me).fill($e);ue[se]=ee==="right"?(0,n.mergeArrays)(ue[se],Xe):(0,n.mergeArrays)(Xe,ue[se])}}function Bs(ue,$){for(const U of Object.keys(ue))ue[U].length=$}class ft extends s.Callable{return_token_type_ids=!1;padding_side="right";constructor($,U){super(),this.config=U,this.normalizer=ne.fromConfig($.normalizer),this.pre_tokenizer=Q.fromConfig($.pre_tokenizer),this.model=H.fromConfig($.model,U),this.post_processor=Ce.fromConfig($.post_processor),this.decoder=Fe.fromConfig($.decoder),this.special_tokens=[],this.all_special_ids=[],this.added_tokens=[];for(const ee of $.added_tokens){const se=new F(ee);this.added_tokens.push(se),this.model.tokens_to_ids.set(se.content,se.id),this.model.vocab[se.id]=se.content,se.special&&(this.special_tokens.push(se.content),this.all_special_ids.push(se.id))}if(this.additional_special_tokens=U.additional_special_tokens??[],this.special_tokens.push(...this.additional_special_tokens),this.special_tokens=[...new Set(this.special_tokens)],this.decoder&&(this.decoder.added_tokens=this.added_tokens,this.decoder.end_of_word_suffix=this.model.end_of_word_suffix),this.added_tokens_splitter=new l.DictionarySplitter(this.added_tokens.map(ee=>ee.content)),this.added_tokens_map=new Map(this.added_tokens.map(ee=>[ee.content,ee])),this.mask_token=this.getToken("mask_token"),this.mask_token_id=this.model.tokens_to_ids.get(this.mask_token),this.pad_token=this.getToken("pad_token","eos_token"),this.pad_token_id=this.model.tokens_to_ids.get(this.pad_token),this.sep_token=this.getToken("sep_token"),this.sep_token_id=this.model.tokens_to_ids.get(this.sep_token),this.unk_token=this.getToken("unk_token"),this.unk_token_id=this.model.tokens_to_ids.get(this.unk_token),this.bos_token=this.getToken("bos_token"),this.bos_token_id=this.model.tokens_to_ids.get(this.bos_token),this.eos_token=this.getToken("eos_token"),this.eos_token_id=this.model.tokens_to_ids.get(this.eos_token),this.model_max_length=U.model_max_length,this.remove_space=U.remove_space,this.clean_up_tokenization_spaces=U.clean_up_tokenization_spaces??!0,this.do_lowercase_and_remove_accent=U.do_lowercase_and_remove_accent??!1,U.padding_side&&(this.padding_side=U.padding_side),this.add_bos_token=U.add_bos_token,this.add_eos_token=U.add_eos_token,this.legacy=!1,this.chat_template=U.chat_template??null,Array.isArray(this.chat_template)){const ee=Object.create(null);for(const{name:se,template:Me}of this.chat_template){if(typeof se!="string"||typeof Me!="string")throw new Error('Chat template must be a list of objects with "name" and "template" properties');ee[se]=Me}this.chat_template=ee}this._compiled_template_cache=new Map}getToken(...$){for(const U of $){const ee=this.config[U];if(ee)if(typeof ee=="object"){if(ee.__type==="AddedToken")return ee.content;throw Error(`Unknown token: ${ee}`)}else return ee}return null}static async from_pretrained($,{progress_callback:U=null,config:ee=null,cache_dir:se=null,local_files_only:Me=!1,revision:$e="main",legacy:Xe=null}={}){const Je=await d($,{progress_callback:U,config:ee,cache_dir:se,local_files_only:Me,revision:$e,legacy:Xe});return new this(...Je)}_call($,{text_pair:U=null,add_special_tokens:ee=!0,padding:se=!1,truncation:Me=null,max_length:$e=null,return_tensor:Xe=!0,return_token_type_ids:Je=null}={}){const Ye=Array.isArray($);let Ke;if(Ye){if($.length===0)throw Error("text array must be non-empty");if(U!==null){if(Array.isArray(U)){if($.length!==U.length)throw Error("text and text_pair must have the same length")}else throw Error("text_pair must also be an array");Ke=$.map((Et,rr)=>this._encode_plus(Et,{text_pair:U[rr],add_special_tokens:ee,return_token_type_ids:Je}))}else Ke=$.map(Et=>this._encode_plus(Et,{add_special_tokens:ee,return_token_type_ids:Je}))}else{if($==null)throw Error("text may not be null or undefined");if(Array.isArray(U))throw Error("When specifying `text_pair`, since `text` is a string, `text_pair` must also be a string (i.e., not an array).");Ke=[this._encode_plus($,{text_pair:U,add_special_tokens:ee,return_token_type_ids:Je})]}if($e===null?$e=this.model_max_length:Me===null&&(se===!0?(console.warn("`max_length` is ignored when `padding: true` and there is no truncation strategy. To pad to max length, use `padding: 'max_length'`."),$e=this.model_max_length):se===!1&&(console.warn("Truncation was not explicitly activated but `max_length` is provided a specific value, please use `truncation: true` to explicitly truncate examples to max length."),Me=!0)),se===!0&&($e=Math.min((0,a.max)(Ke.map(Et=>Et.input_ids.length))[0],$e??1/0)),$e=Math.min($e,this.model_max_length??1/0),se||Me)for(let Et=0;Et$e?Me&&Bs(Ke[Et],$e):se&&Qr(Ke[Et],$e,rr=>rr==="input_ids"?this.pad_token_id:0,this.padding_side));const $t={};if(Xe){if(!(se&&Me)&&Ke.some(rr=>{for(const br of Object.keys(rr))if(rr[br].length!==Ke[0][br]?.length)return!0;return!1}))throw Error("Unable to create tensor, you should probably activate truncation and/or padding with 'padding=true' and 'truncation=true' to have batched tensors with the same length.");const Et=[Ke.length,Ke[0].input_ids.length];for(const rr of Object.keys(Ke[0]))$t[rr]=new i.Tensor("int64",BigInt64Array.from(Ke.flatMap(br=>br[rr]).map(BigInt)),Et)}else{for(const Et of Object.keys(Ke[0]))$t[Et]=Ke.map(rr=>rr[Et]);if(!Ye)for(const Et of Object.keys($t))$t[Et]=$t[Et][0]}return $t}_encode_text($){if($===null)return null;const U=this.added_tokens_splitter.split($);for(let se=0;se0&&(U[se-1]=U[se-1].trimEnd()),Me.rstrip&&se{if(se.length===0)return[];if(this.added_tokens_map.has(se))return[se];if(this.remove_space===!0&&(se=se.trim().split(/\s+/).join(" ")),this.do_lowercase_and_remove_accent&&(se=v(se)),this.normalizer!==null&&(se=this.normalizer(se)),se.length===0)return[];const $e=this.pre_tokenizer!==null?this.pre_tokenizer(se,{section_index:Me}):[se];return this.model($e)})}_encode_plus($,{text_pair:U=null,add_special_tokens:ee=!0,return_token_type_ids:se=null}={}){const{tokens:Me,token_type_ids:$e}=this._tokenize_helper($,{pair:U,add_special_tokens:ee}),Xe=this.model.convert_tokens_to_ids(Me),Je={input_ids:Xe,attention_mask:new Array(Xe.length).fill(1)};return(se??this.return_token_type_ids)&&$e&&(Je.token_type_ids=$e),Je}_tokenize_helper($,{pair:U=null,add_special_tokens:ee=!1}={}){const se=this._encode_text($),Me=this._encode_text(U);return this.post_processor?this.post_processor(se,Me,{add_special_tokens:ee}):{tokens:(0,n.mergeArrays)(se??[],Me??[])}}tokenize($,{pair:U=null,add_special_tokens:ee=!1}={}){return this._tokenize_helper($,{pair:U,add_special_tokens:ee}).tokens}encode($,{text_pair:U=null,add_special_tokens:ee=!0,return_token_type_ids:se=null}={}){return this._encode_plus($,{text_pair:U,add_special_tokens:ee,return_token_type_ids:se}).input_ids}batch_decode($,U={}){return $ instanceof i.Tensor&&($=$.tolist()),$.map(ee=>this.decode(ee,U))}decode($,U={}){if($ instanceof i.Tensor&&($=y($)),!Array.isArray($)||$.length===0||!(0,n.isIntegralNumber)($[0]))throw Error("token_ids must be a non-empty array of integers.");return this.decode_single($,U)}decode_single($,{skip_special_tokens:U=!1,clean_up_tokenization_spaces:ee=null}){let se=this.model.convert_ids_to_tokens($);U&&(se=se.filter($e=>!this.special_tokens.includes($e)));let Me=this.decoder?this.decoder(se):se.join(" ");return this.decoder&&this.decoder.end_of_word_suffix&&(Me=Me.replaceAll(this.decoder.end_of_word_suffix," "),U&&(Me=Me.trim())),(ee??this.clean_up_tokenization_spaces)&&(Me=k(Me)),Me}get_chat_template({chat_template:$=null,tools:U=null}={}){if(this.chat_template&&typeof this.chat_template=="object"){const ee=this.chat_template;if($!==null&&Object.hasOwn(ee,$))$=ee[$];else if($===null)if(U!==null&&"tool_use"in ee)$=ee.tool_use;else if("default"in ee)$=ee.default;else throw Error(`This model has multiple chat templates with no default specified! Please either pass a chat template or the name of the template you wish to use to the 'chat_template' argument. Available template names are ${Object.keys(ee).sort()}.`)}else if($===null)if(this.chat_template)$=this.chat_template;else throw Error("Cannot use apply_chat_template() because tokenizer.chat_template is not set and no template argument was passed! For information about writing templates and setting the tokenizer.chat_template attribute, please see the documentation at https://huggingface.co/docs/transformers/main/en/chat_templating");return $}apply_chat_template($,{tools:U=null,documents:ee=null,chat_template:se=null,add_generation_prompt:Me=!1,tokenize:$e=!0,padding:Xe=!1,truncation:Je=!1,max_length:Ye=null,return_tensor:Ke=!0,return_dict:$t=!1,tokenizer_kwargs:Et={},...rr}={}){if(se=this.get_chat_template({chat_template:se,tools:U}),typeof se!="string")throw Error(`chat_template must be a string, but got ${typeof se}`);let br=this._compiled_template_cache.get(se);br===void 0&&(br=new c.Template(se),this._compiled_template_cache.set(se,br));const Xt=Object.create(null);for(const Ht of Sr){const qr=this.getToken(Ht);qr&&(Xt[Ht]=qr)}const sr=br.render({messages:$,add_generation_prompt:Me,tools:U,documents:ee,...Xt,...rr});if($e){const Ht=this._call(sr,{add_special_tokens:!1,padding:Xe,truncation:Je,max_length:Ye,return_tensor:Ke,...Et});return $t?Ht:Ht.input_ids}return sr}}class qt extends ft{return_token_type_ids=!0}class Es extends ft{return_token_type_ids=!0}class Ps extends ft{return_token_type_ids=!0}class Kr extends ft{return_token_type_ids=!0}class yt extends ft{return_token_type_ids=!0}class Cs extends ft{return_token_type_ids=!0}class C extends ft{return_token_type_ids=!0}class q extends ft{return_token_type_ids=!0}class R extends ft{return_token_type_ids=!0}class G extends ft{}class Z extends ft{}class ce extends ft{return_token_type_ids=!0;constructor($,U){super($,U),console.warn('WARNING: `XLMTokenizer` is not yet supported by Hugging Face\'s "fast" tokenizers library. Therefore, you may experience slightly inaccurate results.')}}class ye extends ft{return_token_type_ids=!0}class et extends ft{}class ut extends ft{}class He extends ft{}class Mt extends ft{constructor($,U){super($,U),this.languageRegex=/^[a-z]{2}_[A-Z]{2}$/,this.language_codes=this.special_tokens.filter(ee=>this.languageRegex.test(ee)),this.lang_to_token=ee=>ee}_build_translation_inputs($,U,ee){return ir(this,$,U,ee)}}class qe extends Mt{}class Tt extends ft{}class kt extends ft{}const Mr="▁";class dr extends ft{padding_side="left";constructor($,U){super($,U),this.legacy=U.legacy??!0,this.legacy||(this.normalizer=null,this.pre_tokenizer=new gr({replacement:Mr,prepend_scheme:"first"}))}_encode_text($){if($===null)return null;if(this.legacy||$.length===0)return super._encode_text($);let U=super._encode_text(Mr+$.replaceAll(Mr," "));return U.length>1&&U[0]===Mr&&this.special_tokens.includes(U[1])&&(U=U.slice(1)),U}}class ar extends ft{}class Tr extends ft{}class Ss extends ft{}class Dr extends ft{}class Is extends ft{}class Lr extends ft{}class zr extends ft{}class ts extends ft{}class wr extends ft{}function ir(ue,$,U,ee){if(!("language_codes"in ue)||!Array.isArray(ue.language_codes))throw new Error("Tokenizer must have `language_codes` attribute set and it should be an array of language ids.");if(!("languageRegex"in ue)||!(ue.languageRegex instanceof RegExp))throw new Error("Tokenizer must have `languageRegex` attribute set and it should be a regular expression.");if(!("lang_to_token"in ue)||typeof ue.lang_to_token!="function")throw new Error("Tokenizer must have `lang_to_token` attribute set and it should be a function.");const se=ee.src_lang,Me=ee.tgt_lang;if(!ue.language_codes.includes(Me))throw new Error(`Target language code "${Me}" is not valid. Must be one of: {${ue.language_codes.join(", ")}}`);if(se!==void 0){if(!ue.language_codes.includes(se))throw new Error(`Source language code "${se}" is not valid. Must be one of: {${ue.language_codes.join(", ")}}`);for(const $e of ue.post_processor.config.single)if("SpecialToken"in $e&&ue.languageRegex.test($e.SpecialToken.id)){$e.SpecialToken.id=ue.lang_to_token(se);break}}return ee.forced_bos_token_id=ue.model.convert_tokens_to_ids([ue.lang_to_token(Me)])[0],ue._call($,U)}class Hr extends ft{constructor($,U){super($,U),this.languageRegex=/^[a-z]{3}_[A-Z][a-z]{3}$/,this.language_codes=this.special_tokens.filter(ee=>this.languageRegex.test(ee)),this.lang_to_token=ee=>ee}_build_translation_inputs($,U,ee){return ir(this,$,U,ee)}}class rs extends ft{constructor($,U){super($,U),this.languageRegex=/^__[a-z]{2,3}__$/,this.language_codes=this.special_tokens.filter(ee=>this.languageRegex.test(ee)).map(ee=>ee.slice(2,-2)),this.lang_to_token=ee=>`__${ee}__`}_build_translation_inputs($,U,ee){return ir(this,$,U,ee)}}class Rs extends ft{get timestamp_begin(){return this.model.convert_tokens_to_ids(["<|notimestamps|>"])[0]+1}_decode_asr($,{return_timestamps:U=!1,return_language:ee=!1,time_precision:se=null,force_full_sequences:Me=!0}={}){if(se===null)throw Error("Must specify time_precision");let $e=null;const Xe=U==="word";function Je(){return{language:$e,timestamp:[null,null],text:""}}const Ye=[];let Ke=Je(),$t=0;const Et=this.timestamp_begin,br=Et+1500;let Xt=[],sr=[],Ht=!1,qr=null;const ns=new Set(this.all_special_ids);for(const Yt of $){const hr=Yt.tokens,Ir=Xe?Yt.token_timestamps:null;let Xr=null,ps=Et;if("stride"in Yt){const[vr,Zt,_r]=Yt.stride;if($t-=Zt,qr=vr-_r,Zt&&(ps=Zt/se+Et),_r)for(let lr=hr.length-1;lr>=0;--lr){const Ur=Number(hr[lr]);if(Ur>=Et){if(Xr!==null&&(Ur-Et)*se=Et&&Zt<=br){const _r=(Zt-Et)*se+$t,lr=(0,a.round)(_r,2);if(Xr!==null&&Zt>=Xr)Ht=!0;else if(Ht||Xt.length>0&&Zt0?(Xt.push(yr),Xe&&sr.push(os)):Xt.every(vr=>vr.length===0)&&(Ke=Je(),Xt=[],yr=[],sr=[],os=[])}if(Xt.length>0){if(Me&&U)throw new Error("Whisper did not predict an ending timestamp, which can happen if audio is cut off in the middle of a word. Also make sure WhisperTimeStampLogitsProcessor was used during generation.");const[Yt,hr]=this.findLongestCommonSequence(Xt,sr),Ir=this.decode(Yt);Ke.text=Ir,Xe&&(Ke.words=this.collateWordTimestamps(Yt,hr,$e)),Ye.push(Ke)}let Er=Object.create(null);const ds=Ye.map(Yt=>Yt.text).join("");if(U||ee){for(let Yt=0;Yt0;let Xe=$e?[]:null,Je=$e?U[0]:null;for(let Ye=1;Ye<$.length;++Ye){const Ke=$[Ye];let $t=0,Et=[se,se,0,0];const rr=Ke.length;for(let Er=1;ErZt===ps[_r]&&Je[ds+_r]<=U[Ye][Ir+_r]).length:yr=hr.filter((Zt,_r)=>Zt===ps[_r]).length;const os=Er/1e4,vr=yr/Er+os;yr>1&&vr>$t&&($t=vr,Et=[ds,Yt,Ir,Xr])}const[br,Xt,sr,Ht]=Et,qr=Math.floor((Xt+br)/2),ns=Math.floor((Ht+sr)/2);Me.push(...ee.slice(0,qr)),ee=Ke.slice(ns),se=ee.length,$e&&(Xe.push(...Je.slice(0,qr)),Je=U[Ye].slice(ns))}return Me.push(...ee),$e?(Xe.push(...Je),[Me,Xe]):[Me,[]]}collateWordTimestamps($,U,ee){const[se,Me,$e]=this.combineTokensIntoWords($,ee),Xe=[];for(let Je=0;Je=se){const Xe=(($e-se)*ee).toFixed(2);Me.push(`<|${Xe}|>`),Me.push([])}else Me[Me.length-1].push($e);return Me=Me.map($e=>typeof $e=="string"?$e:super.decode($e,U)),Me.join("")}splitTokensOnUnicode($){const U=this.decode($,{decode_with_timestamps:!0}),ee="�",se=[],Me=[],$e=[];let Xe=[],Je=[],Ye=0;for(let Ke=0;Ke<$.length;++Ke){const $t=$[Ke];Xe.push($t),Je.push(Ke);const Et=this.decode(Xe,{decode_with_timestamps:!0});(!Et.includes(ee)||U[Ye+Et.indexOf(ee)]===ee)&&(se.push(Et),Me.push(Xe),$e.push(Je),Xe=[],Je=[],Ye+=Et.length)}return[se,Me,$e]}splitTokensOnSpaces($){const[U,ee,se]=this.splitTokensOnUnicode($),Me=[],$e=[],Xe=[],Je=new RegExp(`^[${E}]$`,"gu");for(let Ye=0;Ye=this.model.tokens_to_ids.get("<|endoftext|>"),br=Ke.startsWith(" "),Xt=Ke.trim(),sr=Je.test(Xt);if(rr||br||sr||Me.length===0)Me.push(Ke),$e.push($t),Xe.push(Et);else{const Ht=Me.length-1;Me[Ht]+=Ke,$e[Ht].push(...$t),Xe[Ht].push(...Et)}}return[Me,$e,Xe]}mergePunctuations($,U,ee,se,Me){const $e=structuredClone($),Xe=structuredClone(U),Je=structuredClone(ee);let Ye=$e.length-2,Ke=$e.length-1;for(;Ye>=0;)$e[Ye].startsWith(" ")&&se.includes($e[Ye].trim())?($e[Ke]=$e[Ye]+$e[Ke],Xe[Ke]=(0,n.mergeArrays)(Xe[Ye],Xe[Ke]),Je[Ke]=(0,n.mergeArrays)(Je[Ye],Je[Ke]),$e[Ye]="",Xe[Ye]=[],Je[Ye]=[]):Ke=Ye,--Ye;for(Ye=0,Ke=1;Ke<$e.length;)!$e[Ye].endsWith(" ")&&Me.includes($e[Ke])?($e[Ye]+=$e[Ke],Xe[Ye]=(0,n.mergeArrays)(Xe[Ye],Xe[Ke]),Je[Ye]=(0,n.mergeArrays)(Je[Ye],Je[Ke]),$e[Ke]="",Xe[Ke]=[],Je[Ke]=[]):Ye=Ke,++Ke;return[$e.filter($t=>$t),Xe.filter($t=>$t.length>0),Je.filter($t=>$t.length>0)]}}class $s extends ft{}class ks extends ft{}class As extends ft{}class ss extends ft{constructor($,U){super($,U),this.languageRegex=/^(>>\w+<<)\s*/g,this.supported_language_codes=this.model.vocab.filter(ee=>this.languageRegex.test(ee)),console.warn('WARNING: `MarianTokenizer` is not yet supported by Hugging Face\'s "fast" tokenizers library. Therefore, you may experience slightly inaccurate results.')}_encode_text($){if($===null)return null;const[U,...ee]=$.trim().split(this.languageRegex);if(ee.length===0)return super._encode_text(U);if(ee.length===2){const[se,Me]=ee;return this.supported_language_codes.includes(se)||console.warn(`Unsupported language code "${se}" detected, which may lead to unexpected behavior. 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Instead, audio data should be passed directly to the pipeline/processor. 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r=e.data;if(!r||r.protocol!==1){cs({protocol:1,type:"ERROR",requestId:r?.requestId??"unknown",error:zs("PROTOCOL_UNSUPPORTED","prepare",!1)});return}switch(r.type){case"PREPARE":g1(r);break;case"TRANSCRIBE":M1(r);break;case"CANCEL":ea.add(r.targetRequestId),cs({protocol:1,type:"CANCELLED",requestId:r.requestId});break;case"DISPOSE":Vr=null,oo=null,ea=new Set,cs({protocol:1,type:"DIAGNOSTICS",requestId:r.requestId,diagnostics:bi()});break;case"GET_DIAGNOSTICS":cs({protocol:1,type:"DIAGNOSTICS",requestId:r.requestId,diagnostics:bi({modelProfileId:Vr?.profileId,modelRevision:Vr?.modelRevision,effectiveRuntime:Vr?.effectiveRuntime,preparationMs:Vr?.preparationMs,fallbackReasonCode:Vr?.fallbackReasonCode})});break;default:Wu(r.requestId,zs("INTERNAL","prepare",!1))}}; diff --git a/static/utility-apps/whisper-transcriber/build-info.json b/static/utility-apps/whisper-transcriber/build-info.json index 759126a..17acd8c 100644 --- a/static/utility-apps/whisper-transcriber/build-info.json +++ b/static/utility-apps/whisper-transcriber/build-info.json @@ -1,5 +1,5 @@ { "version": "0.1.0-prototype", - "buildId": "c53387ee8485", - "buildTime": "2026-07-21T14:03:58.052Z" + "buildId": "7881cdb3b709", + "buildTime": "2026-07-21T18:04:56.641Z" } diff --git a/static/utility-apps/whisper-transcriber/index.html b/static/utility-apps/whisper-transcriber/index.html index 8b21e22..5e34995 100644 --- a/static/utility-apps/whisper-transcriber/index.html +++ b/static/utility-apps/whisper-transcriber/index.html @@ -8,8 +8,8 @@ content="Private browser speech-to-text. Audio stays on your device." /> Whisper Transcriber - - + +
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