diff options
Diffstat (limited to 'src')
| -rw-r--r-- | src/video_out/alphablend.c | 5 |
1 files changed, 4 insertions, 1 deletions
diff --git a/src/video_out/alphablend.c b/src/video_out/alphablend.c index b2ac9f2ac..2f840a31e 100644 --- a/src/video_out/alphablend.c +++ b/src/video_out/alphablend.c @@ -1639,7 +1639,10 @@ static int xx44_paletteIndex(xx44_palette_t *p, int color, uint32_t clut) static void memblend_xx44(uint8_t *mem,uint8_t val, register size_t size, uint8_t mask) { - register uint8_t masked_val = val & mask; + register uint8_t + masked_val; + + if (0 == (masked_val = val & mask)) return; while(size--) { if ((*mem & mask) <= masked_val ) *mem = val; |