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| author | Peter Ross <pross@xvid.org> | 2008-08-20 11:05:15 +0000 |
|---|---|---|
| committer | Peter Ross <pross@xvid.org> | 2008-08-20 11:05:15 +0000 |
| commit | 2cd04cf919ce2f22da391bd80b7664a25348b943 (patch) | |
| tree | 89e75951a9d3db58ff1b3d459e59af78fd16a360 | |
| parent | ab2a942ad8d98d64c626edb5ba84631d855aaea9 (diff) | |
| download | ffmpeg-2cd04cf919ce2f22da391bd80b7664a25348b943.tar.gz | |
Fix PCM DVD divide by zero bug introduced in r14659. Patch supplied by lars dot taeuber at gmx dot net.
Originally committed as revision 14864 to svn://svn.ffmpeg.org/ffmpeg/trunk
| -rw-r--r-- | libavcodec/pcm.c | 5 |
1 files changed, 3 insertions, 2 deletions
diff --git a/libavcodec/pcm.c b/libavcodec/pcm.c index 6317e37b9b..c0ac736512 100644 --- a/libavcodec/pcm.c +++ b/libavcodec/pcm.c @@ -350,11 +350,12 @@ static int pcm_decode_frame(AVCodecContext *avctx, sample_size = av_get_bits_per_sample(avctx->codec_id)/8; - n = avctx->channels * sample_size; /* av_get_bits_per_sample returns 0 for CODEC_ID_PCM_DVD */ if (CODEC_ID_PCM_DVD == avctx->codec_id) /* 2 samples are interleaved per block in PCM_DVD */ - n = 2 * avctx->channels * avctx->bits_per_sample/8; + sample_size = avctx->bits_per_sample * 2 / 8; + + n = avctx->channels * sample_size; if(n && buf_size % n){ av_log(avctx, AV_LOG_ERROR, "invalid PCM packet\n"); |