[FFmpeg-cvslog] avcodec/dsputil: fix signedness in sizeof() comparissions

[Michael Niedermayer]

ffmpeg | branch: release/0.5 | Michael Niedermayer <michaelni at gmx.at> | Fri Aug 30 23:40:47 2013 +0200| [e7484d54252d3442b64ed09770d4c84c44e104e9] | committer: Michael Niedermayer

avcodec/dsputil: fix signedness in sizeof() comparissions

Signed-off-by: Michael Niedermayer <michaelni at gmx.at>
(cherry picked from commit 454a11a1c9c686c78aa97954306fb63453299760)

Signed-off-by: Michael Niedermayer <michaelni at gmx.at>

> http://git.videolan.org/gitweb.cgi/ffmpeg.git/?a=commit;h=e7484d54252d3442b64ed09770d4c84c44e104e9
---

 libavcodec/dsputil.c |    6 +++---
 1 file changed, 3 insertions(+), 3 deletions(-)

diff --git a/libavcodec/dsputil.c b/libavcodec/dsputil.c
index 86a6c37..4645e79 100644
--- a/libavcodec/dsputil.c
+++ b/libavcodec/dsputil.c
@@ -3497,7 +3497,7 @@ static void clear_blocks_c(DCTELEM *blocks)
 
 static void add_bytes_c(uint8_t *dst, uint8_t *src, int w){
     long i;
-    for(i=0; i<=w-sizeof(long); i+=sizeof(long)){
+    for(i=0; i<=w-(int)sizeof(long); i+=sizeof(long)){
         long a = *(long*)(src+i);
         long b = *(long*)(dst+i);
         *(long*)(dst+i) = ((a&pb_7f) + (b&pb_7f)) ^ ((a^b)&pb_80);
@@ -3508,7 +3508,7 @@ static void add_bytes_c(uint8_t *dst, uint8_t *src, int w){
 
 static void add_bytes_l2_c(uint8_t *dst, uint8_t *src1, uint8_t *src2, int w){
     long i;
-    for(i=0; i<=w-sizeof(long); i+=sizeof(long)){
+    for(i=0; i<=w-(int)sizeof(long); i+=sizeof(long)){
         long a = *(long*)(src1+i);
         long b = *(long*)(src2+i);
         *(long*)(dst+i) = ((a&pb_7f) + (b&pb_7f)) ^ ((a^b)&pb_80);
@@ -3533,7 +3533,7 @@ static void diff_bytes_c(uint8_t *dst, uint8_t *src1, uint8_t *src2, int w){
         }
     }else
 #endif
-    for(i=0; i<=w-sizeof(long); i+=sizeof(long)){
+    for(i=0; i<=w-(int)sizeof(long); i+=sizeof(long)){
         long a = *(long*)(src1+i);
         long b = *(long*)(src2+i);
         *(long*)(dst+i) = ((a|pb_80) - (b&pb_7f)) ^ ((a^b^pb_80)&pb_80);