Commit 0dfcc368 authored by Kostya Shishkov's avatar Kostya Shishkov
Browse files

Do not attempt to decode RV30/40 B-frames without anchors.

This fixes issue 747.

Originally committed as revision 16031 to svn://svn.ffmpeg.org/ffmpeg/trunk
parent 2014b51c
......@@ -1406,6 +1406,8 @@ int ff_rv34_decode_frame(AVCodecContext *avctx,
}else
r->si.end = si.start;
}
if(!i && si.type == FF_B_TYPE && (!s->last_picture_ptr || !s->last_picture_ptr->data[0]))
return -1;
last = rv34_decode_slice(r, r->si.end, buf + offset, size);
s->mb_num_left = r->s.mb_x + r->s.mb_y*r->s.mb_width - r->si.start;
if(last)
......
Markdown is supported
0% or .
You are about to add 0 people to the discussion. Proceed with caution.
Finish editing this message first!
Please register or to comment