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id3v2: use a named constant instead of 0x02

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Originally committed as revision 25902 to svn://svn.ffmpeg.org/ffmpeg/trunk
This commit is contained in:
Anton Khirnov 2010-12-07 07:52:50 +00:00
parent c6f1e29a15
commit 7a07d158bd
2 changed files with 6 additions and 1 deletions
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2
libavformat/id3v2.c
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@ -211,7 +211,7 @@ void ff_id3v2_parse(AVFormatContext *s, int len, uint8_t version, uint8_t flags)
}else
tlen = get_size(s->pb, 4);
tflags = get_be16(s->pb);
tunsync = tflags & 0x02;
tunsync = tflags & ID3v2_FLAG_UNSYNCH;
} else {
get_buffer(s->pb, tag, 3);
tag[3] = 0;

5
libavformat/id3v2.h
View File

@ -33,6 +33,11 @@
*/
#define ID3v2_DEFAULT_MAGIC "ID3"
#define ID3v2_FLAG_DATALEN 0x0001
#define ID3v2_FLAG_UNSYNCH 0x0002
#define ID3v2_FLAG_ENCRYPTION 0x0004
#define ID3v2_FLAG_COMPRESSION 0x0008
/**
* Detect ID3v2 Header.
* @param buf must be ID3v2_HEADER_SIZE byte long