[FFmpeg-cvslog] r22558 - trunk/libavcodec/h264.h

[mru]

Author: mru
Date: Tue Mar 16 00:00:53 2010
New Revision: 22558

Log:
H264: fix signed overflow in constant multiplication

This fixes libavcodec/h264.h:1100: warning: integer overflow in expression

Modified:
   trunk/libavcodec/h264.h

Modified: trunk/libavcodec/h264.h
==============================================================================
--- trunk/libavcodec/h264.h	Mon Mar 15 23:54:22 2010	(r22557)
+++ trunk/libavcodec/h264.h	Tue Mar 16 00:00:53 2010	(r22558)
@@ -1097,7 +1097,7 @@ static void fill_decode_caches(H264Conte
                     fill_rectangle(&h->direct_cache[scan8[0]], 4, 4, 8, MB_TYPE_16x16>>1, 1);
 
                     if(IS_DIRECT(top_type)){
-                        AV_WN32A(&h->direct_cache[scan8[0] - 1*8], 0x01010101*(MB_TYPE_DIRECT2>>1));
+                        AV_WN32A(&h->direct_cache[scan8[0] - 1*8], 0x01010101u*(MB_TYPE_DIRECT2>>1));
                     }else if(IS_8X8(top_type)){
                         int b8_xy = 4*top_xy;
                         h->direct_cache[scan8[0] + 0 - 1*8]= h->direct_table[b8_xy + 2];