static inline void RENAME(LEToUV)(uint8_t *dstU, uint8_t *dstV, const uint8_t *src1, const uint8_t *src2, int width, uint32_t *unused) { #if COMPILE_TEMPLATE_MMX __asm__ volatile( "mov %0, %%"REG_a" \n\t" "1: \n\t" "movq (%1, %%"REG_a",2), %%mm0 \n\t" "movq 8(%1, %%"REG_a",2), %%mm1 \n\t" "movq (%2, %%"REG_a",2), %%mm2 \n\t" "movq 8(%2, %%"REG_a",2), %%mm3 \n\t" "psrlw $8, %%mm0 \n\t" "psrlw $8, %%mm1 \n\t" "psrlw $8, %%mm2 \n\t" "psrlw $8, %%mm3 \n\t" "packuswb %%mm1, %%mm0 \n\t" "packuswb %%mm3, %%mm2 \n\t" "movq %%mm0, (%3, %%"REG_a") \n\t" "movq %%mm2, (%4, %%"REG_a") \n\t" "add $8, %%"REG_a" \n\t" " js 1b \n\t" : : "g" ((x86_reg)-width), "r" (src1+width*2), "r" (src2+width*2), "r" (dstU+width), "r" (dstV+width) : "%"REG_a ); #else int i; for (i=0; i<width; i++) { dstU[i]= src1[2*i + 1]; dstV[i]= src2[2*i + 1]; } #endif }