fixed detection of MPEG audio frame header
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5ab22eb9d9
commit
e65617d315
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@ -79,7 +79,7 @@ enum Sig16 : uint16
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Jpeg = 0xffd8u,
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Jpeg = 0xffd8u,
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Lha = 0x1FA0u,
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Lha = 0x1FA0u,
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Lzw = 0x1F9Du,
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Lzw = 0x1F9Du,
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MpegAudioFrames = 0xFFFBu,
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MpegAudioFrames = 0x7FFu,
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PortableExecutable = 0x4D5Au,
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PortableExecutable = 0x4D5Au,
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Utf16Text = 0xFFFEu,
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Utf16Text = 0xFFFEu,
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WindowsBitmap = 0x424du,
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WindowsBitmap = 0x424du,
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@ -193,8 +193,6 @@ ContainerFormat parseSignature(const char *buffer, int bufferSize)
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return ContainerFormat::Lha;
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return ContainerFormat::Lha;
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case Lzw:
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case Lzw:
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return ContainerFormat::Lzw;
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return ContainerFormat::Lzw;
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case MpegAudioFrames:
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return ContainerFormat::MpegAudioFrames;
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case PortableExecutable:
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case PortableExecutable:
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return ContainerFormat::PortableExecutable;
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return ContainerFormat::PortableExecutable;
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case Utf16Text:
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case Utf16Text:
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@ -204,9 +202,13 @@ ContainerFormat parseSignature(const char *buffer, int bufferSize)
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default:
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default:
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;
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;
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}
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}
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// check other signatures
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if(((sig >> 48) & AdtsMask) == Adts) {
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if(((sig >> 48) & AdtsMask) == Adts) {
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return ContainerFormat::Adts;
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return ContainerFormat::Adts;
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}
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}
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if((sig >> 53) == MpegAudioFrames) {
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return ContainerFormat::MpegAudioFrames;
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}
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return ContainerFormat::Unknown;
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return ContainerFormat::Unknown;
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}
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}
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