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mpegvideo: increase emu edge buffer size

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This fixes a crash with 422 H.264

Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
(cherry picked from commit 7322483d72)
This commit is contained in:
Michael Niedermayer
2011-10-01 00:58:01 +02:00
parent ceede3a802
commit e62ca1ab74
1 changed files with 2 additions and 2 deletions
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libavcodec/mpegvideo.c
+2 -2
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@@ -366,8 +366,8 @@ static int init_duplicate_context(MpegEncContext *s, MpegEncContext *base){
int i;
// edge emu needs blocksize + filter length - 1 (=17x17 for halfpel / 21x21 for h264)
FF_ALLOCZ_OR_GOTO(s->avctx, s->allocated_edge_emu_buffer, (s->width+64)*2*21*2, fail); //(width + edge + align)*interlaced*MBsize*tolerance
s->edge_emu_buffer= s->allocated_edge_emu_buffer + (s->width+64)*2*21;
FF_ALLOCZ_OR_GOTO(s->avctx, s->allocated_edge_emu_buffer, (s->width+64)*2*21*2*2, fail); //(width + edge + align)*interlaced*MBsize*tolerance
s->edge_emu_buffer= s->allocated_edge_emu_buffer + (s->width+64)*2*21*2;
//FIXME should be linesize instead of s->width*2 but that is not known before get_buffer()
FF_ALLOCZ_OR_GOTO(s->avctx, s->me.scratchpad, (s->width+64)*4*16*2*sizeof(uint8_t), fail)