void palette8tobgr24(const uint8_t *src, uint8_t *dst, long num_pixels, const uint8_t *palette) { long i; /* writes 1 byte o much and might cause alignment issues on some architectures? for(i=0; i<num_pixels; i++) ((unsigned *)(&dst[i*3])) = ((unsigned *)palette)[ src[i] ]; */ for(i=0; i<num_pixels; i++) { //FIXME slow? dst[0]= palette[ src[i]*4+0 ]; dst[1]= palette[ src[i]*4+1 ]; dst[2]= palette[ src[i]*4+2 ]; dst+= 3; } }