修正: ImagePNXのシグネチャ（0x2F2638E1 ⇒ 0） - #207
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crskycode merged 1 commit intoJul 12, 2026
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ソースコード：ImagePNX.csの修正を提案します。
ImagePNXはPNG画像データを任意のbyteデータでXOR暗号化した画像フォーマットとなります。
そのため、画像データ先頭4バイトのシグネチャは可変値となるため、
PnxFormatクラスのメンバ変数：Signatureは0に設定する必要があります。
以下はPnxFormatの基底クラスであるIResourceクラスに記述されているSignatureのコメントです。
「First 4 bytes of the resource file as little-endian 32-bit integer, or zero if it could vary.」