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authorMichael Niedermayer <michaelni@gmx.at>2010-02-07 15:12:37 +0000
committerMichael Niedermayer <michaelni@gmx.at>2010-02-07 15:12:37 +0000
commit1c3ce2cd3ef3df47eccb0245017a6d2f3d5308b4 (patch)
tree7c0d866aa26697726a65a568899e91b199f2555b /libavcodec/h264_ps.c
parent33a6c0c9fec1e31bf3dd50019f8587abed70b55e (diff)
Check direct_8x8_inference_flag.
Originally committed as revision 21668 to svn://svn.ffmpeg.org/ffmpeg/trunk
Diffstat (limited to 'libavcodec/h264_ps.c')
-rw-r--r--libavcodec/h264_ps.c4
1 files changed, 4 insertions, 0 deletions
diff --git a/libavcodec/h264_ps.c b/libavcodec/h264_ps.c
index 6b9e6e9427..0c4083fbae 100644
--- a/libavcodec/h264_ps.c
+++ b/libavcodec/h264_ps.c
@@ -347,6 +347,10 @@ int ff_h264_decode_seq_parameter_set(H264Context *h){
sps->mb_aff= 0;
sps->direct_8x8_inference_flag= get_bits1(&s->gb);
+ if(!sps->frame_mbs_only_flag && !sps->direct_8x8_inference_flag){
+ av_log(h->s.avctx, AV_LOG_ERROR, "This stream was generated by a broken encoder, invalid 8x8 inference\n");
+ goto fail;
+ }
#ifndef ALLOW_INTERLACE
if(sps->mb_aff)