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h264: Support SMV2 

Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
This commit is contained in:
Michael Niedermayer 2012-11-11 02:48:06 +01:00
parent a39d36146a
commit 991f6bf93d
1 changed files with 2 additions and 0 deletions
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2
libavcodec/h264_ps.c
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@ -429,6 +429,8 @@ int ff_h264_decode_seq_parameter_set(H264Context *h){
} }
sps->ref_frame_count= get_ue_golomb_31(&s->gb); sps->ref_frame_count= get_ue_golomb_31(&s->gb);
if (h->s.avctx->codec_tag == MKTAG('S', 'M', 'V', '2'))
sps->ref_frame_count= 2;
if(sps->ref_frame_count > MAX_PICTURE_COUNT-2 || sps->ref_frame_count > 16U){ if(sps->ref_frame_count > MAX_PICTURE_COUNT-2 || sps->ref_frame_count > 16U){
av_log(h->s.avctx, AV_LOG_ERROR, "too many reference frames\n"); av_log(h->s.avctx, AV_LOG_ERROR, "too many reference frames\n");
goto fail; goto fail;