static void RENAME(yuv2rgb565_1)(SwsContext *c, const int16_t *buf0, const int16_t *ubuf[2], const int16_t *bguf[2], const int16_t *abuf0, uint8_t *dest, int dstW, int uvalpha, int y) { const int16_t *ubuf0 = ubuf[0], *ubuf1 = ubuf[1]; const int16_t *buf1= buf0; //FIXME needed for RGB1/BGR1 if (uvalpha < 2048) { // note this is not correct (shifts chrominance by 0.5 pixels) but it is a bit faster __asm__ volatile( "mov %%"REG_b", "ESP_OFFSET"(%5) \n\t" "mov %4, %%"REG_b" \n\t" "push %%"REG_BP" \n\t" YSCALEYUV2RGB1(%%REGBP, %5) "pxor %%mm7, %%mm7 \n\t" /* mm2=B, %%mm4=G, %%mm5=R, %%mm7=0 */ #ifdef DITHER1XBPP "paddusb "BLUE_DITHER"(%5), %%mm2 \n\t" "paddusb "GREEN_DITHER"(%5), %%mm4 \n\t" "paddusb "RED_DITHER"(%5), %%mm5 \n\t" #endif WRITERGB16(%%REGb, 8280(%5), %%REGBP) "pop %%"REG_BP" \n\t" "mov "ESP_OFFSET"(%5), %%"REG_b" \n\t" :: "c" (buf0), "d" (buf1), "S" (ubuf0), "D" (ubuf1), "m" (dest), "a" (&c->redDither) ); } else { __asm__ volatile( "mov %%"REG_b", "ESP_OFFSET"(%5) \n\t" "mov %4, %%"REG_b" \n\t" "push %%"REG_BP" \n\t" YSCALEYUV2RGB1b(%%REGBP, %5) "pxor %%mm7, %%mm7 \n\t" /* mm2=B, %%mm4=G, %%mm5=R, %%mm7=0 */ #ifdef DITHER1XBPP "paddusb "BLUE_DITHER"(%5), %%mm2 \n\t" "paddusb "GREEN_DITHER"(%5), %%mm4 \n\t" "paddusb "RED_DITHER"(%5), %%mm5 \n\t" #endif WRITERGB16(%%REGb, 8280(%5), %%REGBP) "pop %%"REG_BP" \n\t" "mov "ESP_OFFSET"(%5), %%"REG_b" \n\t" :: "c" (buf0), "d" (buf1), "S" (ubuf0), "D" (ubuf1), "m" (dest), "a" (&c->redDither) ); } }