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Many mp3s seem to contain padding after id3 tags that is not considered in the

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tag size. Skip this to make the format probing quicker.

Originally committed as revision 22111 to svn://svn.ffmpeg.org/ffmpeg/trunk
This commit is contained in:
Michael Niedermayer
2010-02-28 16:40:17 +00:00
parent f2e033ac84
commit 5692ed3ad4
1 changed files with 3 additions and 1 deletions
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4
libavformat/mp3.c
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@ -45,10 +45,12 @@ static int mp3_read_probe(AVProbeData *p)
if(ff_id3v2_match(buf0)) {
buf0 += ff_id3v2_tag_len(buf0);
}
end = p->buf + p->buf_size - sizeof(uint32_t);
while(buf0 < end && !*buf0)
buf0++;
max_frames = 0;
buf = buf0;
end = p->buf + p->buf_size - sizeof(uint32_t);
for(; buf < end; buf= buf2+1) {
buf2 = buf;