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h263dec: Fix regression / crash with lowres.

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Fixes Ticket757
Bug Found by: ami_stuff

Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
(cherry picked from commit 21270cffae)

Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
This commit is contained in:
Michael Niedermayer
2011-12-15 04:59:21 +01:00
parent c0ff6b6378
commit 1d23f5bbef
1 changed files with 2 additions and 2 deletions
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libavcodec/mpegvideo.c
+2 -2
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@@ -1228,8 +1228,8 @@ int MPV_frame_start(MpegEncContext *s, AVCodecContext *avctx)
return -1;
if(s->codec_id == CODEC_ID_FLV1 || s->codec_id == CODEC_ID_H263){
for(i=0; i<s->height; i++)
memset(s->last_picture_ptr->f.data[0] + s->last_picture_ptr->f.linesize[0]*i, 16, s->width);
for(i=0; i<avctx->height; i++)
memset(s->last_picture_ptr->f.data[0] + s->last_picture_ptr->f.linesize[0]*i, 16, avctx->width);
}
ff_thread_report_progress((AVFrame*)s->last_picture_ptr, INT_MAX, 0);