uint8_t *dest, uint8_t *uDest, uint8_t *vDest, long dstW, long chrDstW)
{
#ifdef HAVE_MMX
- if (uDest)
- {
- asm volatile(
- YSCALEYUV2YV121
- :: "r" (chrSrc + chrDstW), "r" (uDest + chrDstW),
- "g" (-chrDstW)
- : "%"REG_a
- );
+ long p= uDest ? 3 : 1;
+ uint8_t *src[3]= {lumSrc + dstW, chrSrc + chrDstW, chrSrc + VOFW + chrDstW};
+ uint8_t *dst[3]= {dest, uDest, vDest};
+ long counter[3] = {dstW, chrDstW, chrDstW};
+ while(p--){
asm volatile(
YSCALEYUV2YV121
- :: "r" (chrSrc + VOFW + chrDstW), "r" (vDest + chrDstW),
- "g" (-chrDstW)
+ :: "r" (src[p]), "r" (dst[p] + counter[p]),
+ "g" (-counter[p])
: "%"REG_a
);
}
- asm volatile(
- YSCALEYUV2YV121
- :: "r" (lumSrc + dstW), "r" (dest + dstW),
- "g" (-dstW)
- : "%"REG_a
- );
#else
int i;
for (i=0; i<dstW; i++)