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Do not copy more data than needed 

Commited in SoC by Vitor Sessak on 2008-02-15 21:11:35

Originally committed as revision 12061 to svn://svn.ffmpeg.org/ffmpeg/trunk
This commit is contained in:
Vitor Sessak 2008-02-15 21:42:01 +00:00
parent e9f54274c7
commit 805d0232c5
1 changed files with 5 additions and 1 deletions
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6
libavfilter/avfilter.c
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@ -20,6 +20,7 @@
*/ */
#include "avfilter.h" #include "avfilter.h"
#include "imgconvert.h"
/** list of registered filters */ /** list of registered filters */
struct FilterList struct FilterList
@ -261,10 +262,13 @@ void avfilter_draw_slice(AVFilterLink *link, int y, int h)
} }
for(i = 0; i < 4; i ++) { for(i = 0; i < 4; i ++) {
int planew =
ff_get_plane_bytewidth(link->format, link->cur_pic->w, i);
if(!src[i]) continue; if(!src[i]) continue;
for(j = 0; j < h >> (i==0 ? 0 : vsub); j ++) { for(j = 0; j < h >> (i==0 ? 0 : vsub); j ++) {
memcpy(dst[i], src[i], link->cur_pic->linesize[i]); memcpy(dst[i], src[i], planew);
src[i] += link->srcpic ->linesize[i]; src[i] += link->srcpic ->linesize[i];
dst[i] += link->cur_pic->linesize[i]; dst[i] += link->cur_pic->linesize[i];
} }