diff options
| -rw-r--r-- | src/xine-engine/alphablend.c | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/src/xine-engine/alphablend.c b/src/xine-engine/alphablend.c index 6f224ca30..3eafc6ac3 100644 --- a/src/xine-engine/alphablend.c +++ b/src/xine-engine/alphablend.c @@ -38,9 +38,9 @@ #include "bswap.h" -#define BLEND_COLOR(dst, src, mask, o) ((((src&mask)*o + ((dst&mask)*(0x0f-o)))/0xf) & mask) +#define BLEND_COLOR(dst, src, mask, o) ((((((src&mask)-(dst&mask))*(o*0x1111+1))>>16)+(dst&mask))&mask) -#define BLEND_BYTE(dst, src, o) (((src)*o + ((dst)*(0xf-o)))/0xf) +#define BLEND_BYTE(dst, src, o) (((((src)-(dst))*(o*0x1111+1))>>16)+(dst)) static void mem_blend16(uint16_t *mem, uint16_t clr, uint8_t o, int len) { uint16_t *limit = mem + len; |