[FFmpeg-cvslog] mpegvideo: increase emu edge buffer size
Michael Niedermayer
git at videolan.org
Sat Oct 1 21:38:46 CEST 2011
ffmpeg | branch: release/0.8 | Michael Niedermayer <michaelni at gmx.at> | Sat Oct 1 00:58:01 2011 +0200| [e62ca1ab74a959584db80f42b49f708257abbdcb] | committer: Michael Niedermayer
mpegvideo: increase emu edge buffer size
This fixes a crash with 422 H.264
Signed-off-by: Michael Niedermayer <michaelni at gmx.at>
(cherry picked from commit 7322483d72d4abefae9f5c08c611f521de7236a5)
> http://git.videolan.org/gitweb.cgi/ffmpeg.git/?a=commit;h=e62ca1ab74a959584db80f42b49f708257abbdcb
---
libavcodec/mpegvideo.c | 4 ++--
1 files changed, 2 insertions(+), 2 deletions(-)
diff --git a/libavcodec/mpegvideo.c b/libavcodec/mpegvideo.c
index d819cc0..a505b90 100644
--- a/libavcodec/mpegvideo.c
+++ b/libavcodec/mpegvideo.c
@@ -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)
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