[FFmpeg-cvslog] r28985 - trunk/libswscale/swscale.c
sdrik
subversion
Tue Mar 17 20:51:53 CET 2009
Author: sdrik
Date: Tue Mar 17 20:51:52 2009
New Revision: 28985
Log:
Don't write outside of the picture buffer in planarCopy in the gray case
Modified:
trunk/libswscale/swscale.c
Modified: trunk/libswscale/swscale.c
==============================================================================
--- trunk/libswscale/swscale.c Tue Mar 17 19:44:06 2009 (r28984)
+++ trunk/libswscale/swscale.c Tue Mar 17 20:51:52 2009 (r28985)
@@ -1934,8 +1934,14 @@ static int planarCopy(SwsContext *c, uin
if ((isGray(c->srcFormat) || isGray(c->dstFormat)) && plane>0)
{
- if (!isGray(c->dstFormat))
- memset(dst[plane], 128, dstStride[plane]*height);
+ if (!isGray(c->dstFormat)){
+ int i;
+ uint8_t *ptr = dst[plane] + dstStride[plane]*y;
+ for (i=0; i<height; i++){
+ memset(ptr, 128, length);
+ ptr += dstStride[plane];
+ }
+ }
}
else
{
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