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avidec: Use sample size in case incorrect timestamps for aac in AVI (Ticket #1755)

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In some case for aac in AVI, avidec extracts wrong PTS value.
(www.ffmpeg.org/trac/ffmpeg/ticket/1755)

I found additional case(ss=4096) and add condition.

Problematic file link : https://docs.google.com/open?id=0B6r7ZfWFIypCOTdZQUtGVEdJUUE

Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
This commit is contained in:
Heesuk Jung 2012-10-12 13:47:22 +09:00 committed by Michael Niedermayer
parent 77e6b085a3
commit e3301459f6
1 changed files with 1 additions and 0 deletions
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libavformat/avidec.c
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@ -682,6 +682,7 @@ static int avi_read_header(AVFormatContext *s)
ast->dshow_block_align = 0;
}
if(st->codec->codec_id == AV_CODEC_ID_AAC && ast->dshow_block_align == 1024 && ast->sample_size == 1024 ||
st->codec->codec_id == AV_CODEC_ID_AAC && ast->dshow_block_align == 4096 && ast->sample_size == 4096 ||
st->codec->codec_id == AV_CODEC_ID_MP3 && ast->dshow_block_align == 1152 && ast->sample_size == 1152) {
av_log(s, AV_LOG_DEBUG, "overriding sample_size\n");
ast->sample_size = 0;