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fixed detection of MPEG audio frame header

This commit is contained in:
Martchus 2015-09-19 22:33:11 +02:00
parent 5ab22eb9d9
commit e65617d315
1 changed files with 5 additions and 3 deletions
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8
signature.cpp
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@ -79,7 +79,7 @@ enum Sig16 : uint16
Jpeg = 0xffd8u,
Lha = 0x1FA0u,
Lzw = 0x1F9Du,
MpegAudioFrames = 0xFFFBu,
MpegAudioFrames = 0x7FFu,
PortableExecutable = 0x4D5Au,
Utf16Text = 0xFFFEu,
WindowsBitmap = 0x424du,
@ -193,8 +193,6 @@ ContainerFormat parseSignature(const char *buffer, int bufferSize)
return ContainerFormat::Lha;
case Lzw:
return ContainerFormat::Lzw;
case MpegAudioFrames:
return ContainerFormat::MpegAudioFrames;
case PortableExecutable:
return ContainerFormat::PortableExecutable;
case Utf16Text:
@ -204,9 +202,13 @@ ContainerFormat parseSignature(const char *buffer, int bufferSize)
default:
;
}
// check other signatures
if(((sig >> 48) & AdtsMask) == Adts) {
return ContainerFormat::Adts;
}
if((sig >> 53) == MpegAudioFrames) {
return ContainerFormat::MpegAudioFrames;
}
return ContainerFormat::Unknown;
}