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| author | Michael Niedermayer <michaelni@gmx.at> | 2013-10-09 21:43:06 +0200 |
|---|---|---|
| committer | Carl Eugen Hoyos <cehoyos@ag.or.at> | 2013-10-24 11:01:33 +0200 |
| commit | 970109deaf470dae691a90c7e0d65a652a1a2da4 (patch) | |
| tree | eddb831129384267d95385eddf6492a113cc7609 /libavformat/wavdec.c | |
| parent | eff0bf7defdf36574ad6670643ee032099ec5b71 (diff) | |
| download | ffmpeg-970109deaf470dae691a90c7e0d65a652a1a2da4.tar.gz | |
avformat/wavdec: Dont trust the fact chunk for PCM
Fixes Ticket3033
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
(cherry picked from commit 83fc6c822b06688e572333299927d93eb3c6c426)
Conflicts:
libavformat/wavdec.c
Diffstat (limited to 'libavformat/wavdec.c')
| -rw-r--r-- | libavformat/wavdec.c | 11 |
1 files changed, 9 insertions, 2 deletions
diff --git a/libavformat/wavdec.c b/libavformat/wavdec.c index 87d369912b..2c6b15eeb0 100644 --- a/libavformat/wavdec.c +++ b/libavformat/wavdec.c @@ -368,8 +368,15 @@ break_loop: avio_seek(pb, data_ofs, SEEK_SET); - if (!sample_count && st->codec->channels && av_get_bits_per_sample(st->codec->codec_id) && wav->data_end <= avio_size(pb)) - sample_count = (data_size<<3) / (st->codec->channels * (uint64_t)av_get_bits_per_sample(st->codec->codec_id)); + if (!sample_count || av_get_exact_bits_per_sample(st->codec->codec_id) > 0) + if ( st->codec->channels + && data_size + && av_get_bits_per_sample(st->codec->codec_id) + && wav->data_end <= avio_size(pb)) + sample_count = (data_size << 3) + / + (st->codec->channels * (uint64_t)av_get_bits_per_sample(st->codec->codec_id)); + if (sample_count) st->duration = sample_count; |