[FFmpeg-cvslog] vc1dec: drop damaged B frames

Michael Niedermayer git at videolan.org
Fri Nov 25 21:28:45 CET 2011


ffmpeg | branch: master | Michael Niedermayer <michaelni at gmx.at> | Fri Nov 25 20:55:25 2011 +0100| [9e794d103c0bddee3d3b46c390b5d3b30435fa1d] | committer: Michael Niedermayer

vc1dec: drop damaged B frames
Fixes: vc1_error_spilt.avi of Ticket606

Signed-off-by: Michael Niedermayer <michaelni at gmx.at>

> http://git.videolan.org/gitweb.cgi/ffmpeg.git/?a=commit;h=9e794d103c0bddee3d3b46c390b5d3b30435fa1d
---

 libavcodec/vc1dec.c |    2 ++
 1 files changed, 2 insertions(+), 0 deletions(-)

diff --git a/libavcodec/vc1dec.c b/libavcodec/vc1dec.c
index 24422ae..f1efa10 100644
--- a/libavcodec/vc1dec.c
+++ b/libavcodec/vc1dec.c
@@ -5719,6 +5719,8 @@ static int vc1_decode_frame(AVCodecContext *avctx, void *data,
 //av_log(s->avctx, AV_LOG_INFO, "Consumed %i/%i bits\n", get_bits_count(&s->gb), s->gb.size_in_bits);
 //  if (get_bits_count(&s->gb) > buf_size * 8)
 //      return -1;
+        if(s->error_occurred & s->pict_type == AV_PICTURE_TYPE_B)
+            goto err;
         ff_er_frame_end(s);
     }
 



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