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19 changes: 14 additions & 5 deletions .gitignore
Original file line number Diff line number Diff line change
Expand Up @@ -44,14 +44,23 @@ recording_*.mp4
/tmp/coverage.out
coverage.html

# MiniSimCam
MiniSimCam/.build/
MiniSimCam/Example/CameraPreviewApp/build/
MiniSimCam/Example/CameraPreviewApp/module_cache/
MiniSimCam/module_cache/
# Iris
Iris/.build/
Iris/Example/CameraPreviewApp/build/
Iris/Example/CameraPreviewApp/module_cache/
Iris/module_cache/
module_cache/
cmd/assets/

# Iris
Iris/.build/
Iris/Example/CameraPreviewApp/build/
Iris/Example/CameraPreviewApp/module_cache/
Iris/module_cache/
module_cache/
cmd/assets/
Iris/.tmp/

# Xcode user state files (never commit)
**/*.xcuserstate

Expand Down
Original file line number Diff line number Diff line change
Expand Up @@ -9,17 +9,32 @@
<key>orderHint</key>
<integer>3</integer>
</dict>
<key>MiniCamInject.xcscheme_^#shared#^_</key>
<key>Iris-Package.xcscheme_^#shared#^_</key>
<dict>
<key>orderHint</key>
<integer>0</integer>
</dict>
<key>IrisInject.xcscheme_^#shared#^_</key>
<dict>
<key>orderHint</key>
<integer>1</integer>
</dict>
<key>IrisShared.xcscheme_^#shared#^_</key>
<dict>
<key>orderHint</key>
<integer>2</integer>
</dict>
<key>IrisInject.xcscheme_^#shared#^_</key>
<dict>
<key>orderHint</key>
<integer>1</integer>
</dict>
<key>MiniSimCam-Package.xcscheme_^#shared#^_</key>
<key>Iris-Package.xcscheme_^#shared#^_</key>
<dict>
<key>orderHint</key>
<integer>0</integer>
</dict>
<key>MiniSimCamShared.xcscheme_^#shared#^_</key>
<key>IrisShared.xcscheme_^#shared#^_</key>
<dict>
<key>orderHint</key>
<integer>2</integer>
Expand All @@ -37,12 +52,12 @@
<key>primary</key>
<true/>
</dict>
<key>MiniCamInject</key>
<key>IrisInject</key>
<dict>
<key>primary</key>
<true/>
</dict>
<key>MiniSimCamShared</key>
<key>IrisShared</key>
<dict>
<key>primary</key>
<true/>
Expand Down
Original file line number Diff line number Diff line change
@@ -1,8 +1,8 @@
// CameraPreviewApp.swift
// Minimal SwiftUI example app demonstrating both Stage A (cooperative) and
// Stage B (transparent injection) modes of MiniSimCam.
// Stage B (transparent injection) modes of Iris.
//
// Stage A: Compile with MINISIMCAM_STAGE_A=1 — uses SharedMemoryCameraSource
// Stage A: Compile with IRIS_STAGE_A=1 — uses SharedMemoryCameraSource
// Stage B: Use normal AVFoundation; the injector dylib intercepts it.

import SwiftUI
Expand Down Expand Up @@ -35,7 +35,7 @@ struct ContentView: View {
HStack {
Image(systemName: "camera.fill")
.foregroundStyle(.white)
Text("MiniSimCam Preview")
Text("Iris Preview")
.foregroundStyle(.white)
.font(.footnote.bold())
Spacer()
Expand Down
File renamed without changes.
51 changes: 16 additions & 35 deletions MiniSimCam/Package.swift → Iris/Package.swift
Original file line number Diff line number Diff line change
@@ -1,24 +1,18 @@
// swift-tools-version: 5.9
// Package.swift — MiniSimCam monorepo SPM manifest.
// Package.swift — Iris monorepo SPM manifest.

import PackageDescription

let package = Package(
name: "MiniSimCam",
name: "Iris",
platforms: [
.macOS(.v13),
.iOS(.v16),
],
products: [
// FrameHost: macOS command-line executable (frame producer).
.executable(name: "FrameHost", targets: ["FrameHost"]),

// MiniSimCamShared: C/Swift shared-memory protocol (importable in tests).
.library(name: "MiniSimCamShared", targets: ["MiniSimCamShared"]),

// MiniCamInject: iOS Simulator dylib (built via xcodebuild, not SPM).
// Listed as a library target so Xcode can reference the sources.
.library(name: "MiniCamInject", type: .dynamic, targets: ["MiniCamInject"]),
.library(name: "IrisShared", targets: ["IrisShared"]),
.library(name: "IrisInject", type: .dynamic, targets: ["IrisInject"]),
],
dependencies: [
.package(
Expand All @@ -27,24 +21,16 @@ let package = Package(
),
],
targets: [

// ------------------------------------------------------------------
// Shared C headers (system module map style).
// ------------------------------------------------------------------
.target(
name: "MiniSimCamShared",
name: "IrisShared",
path: "Shared",
sources: ["AtomicHelpers.c"],
publicHeadersPath: "include"
),

// ------------------------------------------------------------------
// FrameHost — macOS executable.
// ------------------------------------------------------------------
.executableTarget(
name: "FrameHost",
dependencies: [
"MiniSimCamShared",
"IrisShared",
.product(name: "ArgumentParser", package: "swift-argument-parser"),
],
path: "Sources/FrameHost",
Expand All @@ -58,16 +44,10 @@ let package = Package(
])
]
),

// ------------------------------------------------------------------
// MiniCamInject — iOS Simulator dynamic library.
// SPM can resolve types; actual build must use xcodebuild for the
// simulator-sdk target.
// ------------------------------------------------------------------
.target(
name: "MiniCamInject",
dependencies: ["MiniSimCamShared"],
path: "Sources/MiniCamInject",
name: "IrisInject",
dependencies: ["IrisShared"],
path: "Sources/IrisInject",
publicHeadersPath: ".",
cxxSettings: [
.headerSearchPath("../../Shared/include"),
Expand All @@ -77,21 +57,22 @@ let package = Package(
.linkedFramework("AVFoundation"),
.linkedFramework("CoreMedia"),
.linkedFramework("CoreVideo"),
.linkedFramework("Foundation"),
.linkedFramework("CoreGraphics"),
.linkedFramework("VideoToolbox"),
.linkedFramework("QuartzCore"),
.linkedFramework("IOSurface")
]
),

// ------------------------------------------------------------------
// Tests
// ------------------------------------------------------------------
.testTarget(
name: "ProtocolTests",
dependencies: ["MiniSimCamShared"],
dependencies: ["IrisShared"],
path: "Tests/ProtocolTests"
),

.testTarget(
name: "FrameTransportTests",
dependencies: ["FrameHost", "MiniSimCamShared"],
dependencies: ["FrameHost", "IrisShared"],
path: "Tests/FrameTransportTests"
),
],
Expand Down
175 changes: 175 additions & 0 deletions Iris/Scripts/build.sh
Original file line number Diff line number Diff line change
@@ -0,0 +1,175 @@
#!/usr/bin/env bash
# build.sh -- Builds FrameHost (macOS) and IrisInject.dylib (iOS Simulator).
# Usage: ./Scripts/build.sh [project-dir]
set -euo pipefail

SCRIPT_DIR="$(cd "$(dirname "${BASH_SOURCE[0]}")" && pwd)"
PROJECT_DIR="${1:-"$SCRIPT_DIR/.."}" # Iris root

# Resolve repo root robustly: prefer git, fall back to PROJECT_DIR/..
if REPO_ROOT="$(git -C "${PROJECT_DIR}" rev-parse --show-toplevel 2>/dev/null)"; then
: # already set
else
REPO_ROOT="$(cd "${PROJECT_DIR}/.." && pwd)"
fi

cd "$PROJECT_DIR"

if [[ -t 1 ]]; then
BOLD='\033[1m'
DIM='\033[2m'
RESET='\033[0m'
GREEN='\033[32m'
CYAN='\033[36m'
YELLOW='\033[33m'
CHECK='✓'
ARROW='›'
else
BOLD='' DIM='' RESET='' GREEN='' CYAN='' YELLOW=''
CHECK='OK' ARROW='>'
fi

step() {
printf " ${DIM}${ARROW}${RESET} %s" "$1"
}

done_step() {
local elapsed="$1"
printf "\r ${GREEN}${CHECK}${RESET} %s ${DIM}(%s)${RESET}\n" "$2" "$elapsed"
}

elapsed_since() {
local start="$1"
local end
end=$(date +%s)
local secs=$(( end - start ))
if (( secs == 0 )); then
printf "<1s"
elif (( secs < 60 )); then
printf "%ds" "$secs"
else
printf "%dm %ds" $(( secs / 60 )) $(( secs % 60 ))
fi
}

BUILD_START=$(date +%s)

printf "\n"
printf " ${BOLD}Iris${RESET} ${DIM}build${RESET}\n"
printf " ${DIM}──────────────────────────────────${RESET}\n"

step "FrameHost (macOS)..."
STEP_START=$(date +%s)

swift build --disable-sandbox -c release --product FrameHost > /dev/null 2>&1

FRAME_HOST_BIN="$(swift build --disable-sandbox -c release --product FrameHost --show-bin-path 2>/dev/null)/FrameHost"
done_step "$(elapsed_since $STEP_START)" "FrameHost (macOS)"

BUILD_DIR="${PROJECT_DIR}/.build/injector"
mkdir -p "${BUILD_DIR}"

SIM_SDK="$(xcrun --sdk iphonesimulator --show-sdk-path)"
INCLUDE_FLAGS="-I ${PROJECT_DIR}/Shared/include -I ${PROJECT_DIR}/Sources/IrisInject"

compile_arch() {
local ARCH="$1"
local TARGET="${ARCH}-apple-ios16.0-simulator"

clang++ \
-target "${TARGET}" \
-isysroot "${SIM_SDK}" \
${INCLUDE_FLAGS} \
-std=c++17 \
-fPIC -g \
-c "${PROJECT_DIR}/Sources/IrisInject/SharedFrameReader.cpp" \
-o "${BUILD_DIR}/SharedFrameReader_${ARCH}.o"

clang++ \
-target "${TARGET}" \
-isysroot "${SIM_SDK}" \
${INCLUDE_FLAGS} \
-std=c++17 \
-fPIC -g \
-fobjc-arc \
-c "${PROJECT_DIR}/Sources/IrisInject/SampleBufferFactory.mm" \
-o "${BUILD_DIR}/SampleBufferFactory_${ARCH}.o"

clang++ \
-target "${TARGET}" \
-isysroot "${SIM_SDK}" \
${INCLUDE_FLAGS} \
-std=c++17 \
-fPIC -g \
-fobjc-arc \
-c "${PROJECT_DIR}/Sources/IrisInject/CaptureHooks.mm" \
-o "${BUILD_DIR}/CaptureHooks_${ARCH}.o"

clang++ \
-target "${TARGET}" \
-isysroot "${SIM_SDK}" \
${INCLUDE_FLAGS} \
-std=c++17 \
-fPIC -g \
-fobjc-arc \
-c "${PROJECT_DIR}/Sources/IrisInject/FakeCaptureObjects.mm" \
-o "${BUILD_DIR}/FakeCaptureObjects_${ARCH}.o"

clang++ \
-target "${TARGET}" \
-isysroot "${SIM_SDK}" \
${INCLUDE_FLAGS} \
-std=c++17 \
-fPIC -g \
-fobjc-arc \
-c "${PROJECT_DIR}/Sources/IrisInject/EntryPoint.mm" \
-o "${BUILD_DIR}/EntryPoint_${ARCH}.o"

clang++ \
-target "${TARGET}" \
-dynamiclib \
-isysroot "${SIM_SDK}" \
-framework AVFoundation \
-framework CoreMedia \
-framework CoreVideo \
-framework Foundation \
-framework QuartzCore \
-framework VideoToolbox \
-framework CoreGraphics \
-framework IOSurface \
"${BUILD_DIR}/SharedFrameReader_${ARCH}.o" \
"${BUILD_DIR}/SampleBufferFactory_${ARCH}.o" \
"${BUILD_DIR}/CaptureHooks_${ARCH}.o" \
"${BUILD_DIR}/FakeCaptureObjects_${ARCH}.o" \
"${BUILD_DIR}/EntryPoint_${ARCH}.o" \
-o "${BUILD_DIR}/IrisInject_${ARCH}.dylib"
}

step "IrisInject (arm64)..."
STEP_START=$(date +%s)
compile_arch arm64
done_step "$(elapsed_since $STEP_START)" "IrisInject (arm64)"

step "IrisInject (x86_64)..."
STEP_START=$(date +%s)
compile_arch x86_64
done_step "$(elapsed_since $STEP_START)" "IrisInject (x86_64)"

step "Universal binary (lipo)..."
STEP_START=$(date +%s)
lipo -create \
"${BUILD_DIR}/IrisInject_arm64.dylib" \
"${BUILD_DIR}/IrisInject_x86_64.dylib" \
-output "${BUILD_DIR}/IrisInject.dylib"
done_step "$(elapsed_since $STEP_START)" "Universal binary (lipo)"

ASSETS_DIR="${REPO_ROOT}/cmd/assets"
mkdir -p "${ASSETS_DIR}"
cp "${FRAME_HOST_BIN}" "${ASSETS_DIR}/FrameHost"
cp "${BUILD_DIR}/IrisInject.dylib" "${ASSETS_DIR}/IrisInject.dylib"

printf " ${GREEN}${CHECK}${RESET} Assets copied\n"

TOTAL_ELAPSED="$(elapsed_since $BUILD_START)"
printf " ${DIM}──────────────────────────────────${RESET}\n"
printf " ${GREEN}${BOLD}Done${RESET} ${DIM}in ${TOTAL_ELAPSED}${RESET}\n\n"
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