Allocate last picture for 4xm pfrm if its not allocated.

Fixes segfault and issue2527

Originally committed as revision 26397 to svn://svn.ffmpeg.org/ffmpeg/trunk
This commit is contained in:
Michael Niedermayer 2011-01-16 22:08:34 +00:00
parent 5fbf2b3f66
commit 013291501f

View File

@ -791,6 +791,14 @@ static int decode_frame(AVCodecContext *avctx,
if(decode_i_frame(f, buf, frame_size) < 0)
return -1;
}else if(frame_4cc == AV_RL32("pfrm") || frame_4cc == AV_RL32("pfr2")){
if(!f->last_picture.data[0]){
f->last_picture.reference= 1;
if(avctx->get_buffer(avctx, &f->last_picture) < 0){
av_log(avctx, AV_LOG_ERROR, "get_buffer() failed\n");
return -1;
}
}
p->pict_type= FF_P_TYPE;
if(decode_p_frame(f, buf, frame_size) < 0)
return -1;