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avformat/flvdec: accept sizes if they are off by 11

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This error was produced by rtmproto.c, it is possibly such streams
where dumped, this commit is needed to support them

Fixes: z0e.flv

Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
This commit is contained in:
Michael Niedermayer 2015-10-02 20:05:06 +02:00
parent 16aac9a359
commit 14f6c4356b
1 changed files with 3 additions and 1 deletions
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4
libavformat/flvdec.c
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@ -1138,7 +1138,9 @@ retry_duration:
leave:
last = avio_rb32(s->pb);
if (last != orig_size + 11 && !flv->broken_sizes) {
if (last != orig_size + 11 &&
(last != orig_size || !last) &&
!flv->broken_sizes) {
av_log(s, AV_LOG_ERROR, "Packet mismatch %d %d\n", last, orig_size + 11);
avio_seek(s->pb, pos + 1, SEEK_SET);
ret = resync(s);