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| author | Claudio Ciccani <klan@users.sourceforge.net> | 2006-07-08 10:02:47 +0000 |
|---|---|---|
| committer | Claudio Ciccani <klan@users.sourceforge.net> | 2006-07-08 10:02:47 +0000 |
| commit | fa4f850c33686eba30570796f77dfbf37acf2972 (patch) | |
| tree | cc02000cb5f31aff4da8ef7e4c7f60137f7ea918 | |
| parent | 9b94eb8b51f19403fa9bb7d086de1dc89802e903 (diff) | |
| download | xine-lib-fa4f850c33686eba30570796f77dfbf37acf2972.tar.gz xine-lib-fa4f850c33686eba30570796f77dfbf37acf2972.tar.bz2 | |
Avoid negative overflow in BLEND_COLOR().
CVS patchset: 8094
CVS date: 2006/07/08 10:02:47
| -rw-r--r-- | src/xine-engine/alphablend.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/src/xine-engine/alphablend.c b/src/xine-engine/alphablend.c index 3eafc6ac3..425bbd162 100644 --- a/src/xine-engine/alphablend.c +++ b/src/xine-engine/alphablend.c @@ -38,7 +38,7 @@ #include "bswap.h" -#define BLEND_COLOR(dst, src, mask, o) ((((((src&mask)-(dst&mask))*(o*0x1111+1))>>16)+(dst&mask))&mask) +#define BLEND_COLOR(dst, src, mask, o) ((((((src&mask)-(dst&mask))*(o*0x111+1))>>12)+(dst&mask))&mask) #define BLEND_BYTE(dst, src, o) (((((src)-(dst))*(o*0x1111+1))>>16)+(dst)) |