ffmpeg / libswscale / x86 / yuv2rgb_template.c @ 845e37e7
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/*
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* yuv2rgb_mmx.c, software YUV to RGB converter with Intel MMX "technology"
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*
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* Copyright (C) 2000, Silicon Integrated System Corp
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*
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* Author: Olie Lho <ollie@sis.com.tw>
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*
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* 15,24 bpp and dithering from Michael Niedermayer (michaelni@gmx.at)
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* MMX/MMX2 Template stuff from Michael Niedermayer (needed for fast movntq support)
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* context / deglobalize stuff by Michael Niedermayer
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*
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* This file is part of mpeg2dec, a free MPEG-2 video decoder
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*
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* mpeg2dec is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2, or (at your option)
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* any later version.
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*
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* mpeg2dec is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with mpeg2dec; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
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*/
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#undef MOVNTQ
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#undef EMMS
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#undef SFENCE
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#if HAVE_AMD3DNOW
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/* On K6 femms is faster than emms. On K7 femms is directly mapped to emms. */
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#define EMMS "femms" |
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#else
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#define EMMS "emms" |
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#endif
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#if HAVE_MMX2
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#define MOVNTQ "movntq" |
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#define SFENCE "sfence" |
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#else
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#define MOVNTQ "movq" |
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#define SFENCE "/nop" |
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#endif
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#define YUV2RGB \
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/* Do the multiply part of the conversion for even and odd pixels,
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register usage:
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mm0 -> Cblue, mm1 -> Cred, mm2 -> Cgreen even pixels,
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mm3 -> Cblue, mm4 -> Cred, mm5 -> Cgreen odd pixels,
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mm6 -> Y even, mm7 -> Y odd */\
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/* convert the chroma part */\
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"punpcklbw %%mm4, %%mm0;" /* scatter 4 Cb 00 u3 00 u2 00 u1 00 u0 */ \ |
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"punpcklbw %%mm4, %%mm1;" /* scatter 4 Cr 00 v3 00 v2 00 v1 00 v0 */ \ |
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\ |
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"psllw $3, %%mm0;" /* Promote precision */ \ |
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"psllw $3, %%mm1;" /* Promote precision */ \ |
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\ |
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"psubsw "U_OFFSET"(%4), %%mm0;" /* Cb -= 128 */ \ |
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"psubsw "V_OFFSET"(%4), %%mm1;" /* Cr -= 128 */ \ |
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\ |
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"movq %%mm0, %%mm2;" /* Copy 4 Cb 00 u3 00 u2 00 u1 00 u0 */ \ |
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"movq %%mm1, %%mm3;" /* Copy 4 Cr 00 v3 00 v2 00 v1 00 v0 */ \ |
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\ |
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"pmulhw "UG_COEFF"(%4), %%mm2;" /* Mul Cb with green coeff -> Cb green */ \ |
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"pmulhw "VG_COEFF"(%4), %%mm3;" /* Mul Cr with green coeff -> Cr green */ \ |
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\ |
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"pmulhw "UB_COEFF"(%4), %%mm0;" /* Mul Cb -> Cblue 00 b3 00 b2 00 b1 00 b0 */\ |
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"pmulhw "VR_COEFF"(%4), %%mm1;" /* Mul Cr -> Cred 00 r3 00 r2 00 r1 00 r0 */\ |
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\ |
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"paddsw %%mm3, %%mm2;" /* Cb green + Cr green -> Cgreen */\ |
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\ |
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/* convert the luma part */\
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"movq %%mm6, %%mm7;" /* Copy 8 Y Y7 Y6 Y5 Y4 Y3 Y2 Y1 Y0 */\ |
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"pand "MANGLE(mmx_00ffw)", %%mm6;" /* get Y even 00 Y6 00 Y4 00 Y2 00 Y0 */\ |
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\ |
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"psrlw $8, %%mm7;" /* get Y odd 00 Y7 00 Y5 00 Y3 00 Y1 */\ |
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\ |
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"psllw $3, %%mm6;" /* Promote precision */\ |
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"psllw $3, %%mm7;" /* Promote precision */\ |
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\ |
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"psubw "Y_OFFSET"(%4), %%mm6;" /* Y -= 16 */\ |
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"psubw "Y_OFFSET"(%4), %%mm7;" /* Y -= 16 */\ |
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\ |
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"pmulhw "Y_COEFF"(%4), %%mm6;" /* Mul 4 Y even 00 y6 00 y4 00 y2 00 y0 */\ |
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"pmulhw "Y_COEFF"(%4), %%mm7;" /* Mul 4 Y odd 00 y7 00 y5 00 y3 00 y1 */\ |
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\ |
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/* Do the addition part of the conversion for even and odd pixels,
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register usage:
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mm0 -> Cblue, mm1 -> Cred, mm2 -> Cgreen even pixels,
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mm3 -> Cblue, mm4 -> Cred, mm5 -> Cgreen odd pixels,
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mm6 -> Y even, mm7 -> Y odd */\
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"movq %%mm0, %%mm3;" /* Copy Cblue */\ |
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"movq %%mm1, %%mm4;" /* Copy Cred */\ |
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"movq %%mm2, %%mm5;" /* Copy Cgreen */\ |
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\ |
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"paddsw %%mm6, %%mm0;" /* Y even + Cblue 00 B6 00 B4 00 B2 00 B0 */\ |
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"paddsw %%mm7, %%mm3;" /* Y odd + Cblue 00 B7 00 B5 00 B3 00 B1 */\ |
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\ |
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"paddsw %%mm6, %%mm1;" /* Y even + Cred 00 R6 00 R4 00 R2 00 R0 */\ |
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"paddsw %%mm7, %%mm4;" /* Y odd + Cred 00 R7 00 R5 00 R3 00 R1 */\ |
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\ |
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"paddsw %%mm6, %%mm2;" /* Y even + Cgreen 00 G6 00 G4 00 G2 00 G0 */\ |
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"paddsw %%mm7, %%mm5;" /* Y odd + Cgreen 00 G7 00 G5 00 G3 00 G1 */\ |
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\ |
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/* Limit RGB even to 0..255 */\
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"packuswb %%mm0, %%mm0;" /* B6 B4 B2 B0 B6 B4 B2 B0 */\ |
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"packuswb %%mm1, %%mm1;" /* R6 R4 R2 R0 R6 R4 R2 R0 */\ |
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"packuswb %%mm2, %%mm2;" /* G6 G4 G2 G0 G6 G4 G2 G0 */\ |
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\ |
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/* Limit RGB odd to 0..255 */\
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"packuswb %%mm3, %%mm3;" /* B7 B5 B3 B1 B7 B5 B3 B1 */\ |
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"packuswb %%mm4, %%mm4;" /* R7 R5 R3 R1 R7 R5 R3 R1 */\ |
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"packuswb %%mm5, %%mm5;" /* G7 G5 G3 G1 G7 G5 G3 G1 */\ |
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\ |
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/* Interleave RGB even and odd */\
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"punpcklbw %%mm3, %%mm0;" /* B7 B6 B5 B4 B3 B2 B1 B0 */\ |
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"punpcklbw %%mm4, %%mm1;" /* R7 R6 R5 R4 R3 R2 R1 R0 */\ |
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"punpcklbw %%mm5, %%mm2;" /* G7 G6 G5 G4 G3 G2 G1 G0 */\ |
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#define YUV422_UNSHIFT \
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if(c->srcFormat == PIX_FMT_YUV422P) {\
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srcStride[1] *= 2; \ |
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srcStride[2] *= 2; \ |
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} \ |
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#define YUV2RGB_LOOP(depth) \
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h_size= (c->dstW+7)&~7; \ |
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if(h_size*depth > FFABS(dstStride[0])) h_size-=8; \ |
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\ |
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__asm__ volatile ("pxor %mm4, %mm4;" /* zero mm4 */ ); \ |
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for (y= 0; y<srcSliceH; y++ ) { \ |
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uint8_t *image = dst[0] + (y+srcSliceY)*dstStride[0]; \ |
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uint8_t *py = src[0] + y*srcStride[0]; \ |
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uint8_t *pu = src[1] + (y>>1)*srcStride[1]; \ |
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uint8_t *pv = src[2] + (y>>1)*srcStride[2]; \ |
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x86_reg index= -h_size/2; \
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#define YUV2RGB_INIT \
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/* This MMX assembly code deals with a SINGLE scan line at a time, \
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* it converts 8 pixels in each iteration. */ \
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__asm__ volatile ( \
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/* load data for start of next scan line */ \
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"movd (%2, %0), %%mm0;" /* Load 4 Cb 00 00 00 00 u3 u2 u1 u0 */ \ |
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"movd (%3, %0), %%mm1;" /* Load 4 Cr 00 00 00 00 v3 v2 v1 v0 */ \ |
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"movq (%5, %0, 2), %%mm6;" /* Load 8 Y Y7 Y6 Y5 Y4 Y3 Y2 Y1 Y0 */ \ |
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/* \
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".balign 16 \n\t" \
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*/ \
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"1: \n\t" \
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/* No speed difference on my p3@500 with prefetch, \
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* if it is faster for anyone with -benchmark then tell me. \
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PREFETCH" 64(%0) \n\t" \
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PREFETCH" 64(%1) \n\t" \
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PREFETCH" 64(%2) \n\t" \
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*/ \
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#define YUV2RGB_ENDLOOP(depth) \
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"add $"AV_STRINGIFY(depth*8)", %1 \n\t" \ |
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"add $4, %0 \n\t" \
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" js 1b \n\t" \
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#define YUV2RGB_OPERANDS \
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: "+r" (index), "+r" (image) \ |
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: "r" (pu - index), "r" (pv - index), "r"(&c->redDither), "r" (py - 2*index) \ |
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); \ |
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} \ |
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__asm__ volatile (SFENCE"\n\t"EMMS); \ |
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return srcSliceH; \
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#define YUV2RGB_OPERANDS_ALPHA \
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: "+r" (index), "+r" (image) \ |
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: "r" (pu - index), "r" (pv - index), "r"(&c->redDither), "r" (py - 2*index), "r" (pa - 2*index) \ |
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); \ |
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} \ |
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__asm__ volatile (SFENCE"\n\t"EMMS); \ |
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return srcSliceH; \
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static inline int RENAME(yuv420_rgb16)(SwsContext *c, uint8_t* src[], int srcStride[], int srcSliceY, |
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int srcSliceH, uint8_t* dst[], int dstStride[]) |
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{
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int y, h_size;
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YUV422_UNSHIFT |
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YUV2RGB_LOOP(2)
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c->blueDither= ff_dither8[y&1];
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c->greenDither= ff_dither4[y&1];
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c->redDither= ff_dither8[(y+1)&1]; |
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YUV2RGB_INIT |
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YUV2RGB |
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#ifdef DITHER1XBPP
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"paddusb "BLUE_DITHER"(%4), %%mm0;" |
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"paddusb "GREEN_DITHER"(%4), %%mm2;" |
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"paddusb "RED_DITHER"(%4), %%mm1;" |
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#endif
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/* mask unneeded bits off */
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"pand "MANGLE(mmx_redmask)", %%mm0;" /* b7b6b5b4 b3_0_0_0 b7b6b5b4 b3_0_0_0 */ |
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"pand "MANGLE(mmx_grnmask)", %%mm2;" /* g7g6g5g4 g3g2_0_0 g7g6g5g4 g3g2_0_0 */ |
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"pand "MANGLE(mmx_redmask)", %%mm1;" /* r7r6r5r4 r3_0_0_0 r7r6r5r4 r3_0_0_0 */ |
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"psrlw $3, %%mm0;" /* 0_0_0_b7 b6b5b4b3 0_0_0_b7 b6b5b4b3 */ |
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"pxor %%mm4, %%mm4;" /* zero mm4 */ |
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"movq %%mm0, %%mm5;" /* Copy B7-B0 */ |
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"movq %%mm2, %%mm7;" /* Copy G7-G0 */ |
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/* convert RGB24 plane to RGB16 pack for pixel 0-3 */
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"punpcklbw %%mm4, %%mm2;" /* 0_0_0_0 0_0_0_0 g7g6g5g4 g3g2_0_0 */ |
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"punpcklbw %%mm1, %%mm0;" /* r7r6r5r4 r3_0_0_0 0_0_0_b7 b6b5b4b3 */ |
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"psllw $3, %%mm2;" /* 0_0_0_0 0_g7g6g5 g4g3g2_0 0_0_0_0 */ |
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"por %%mm2, %%mm0;" /* r7r6r5r4 r3g7g6g5 g4g3g2b7 b6b5b4b3 */ |
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"movq 8 (%5, %0, 2), %%mm6;" /* Load 8 Y Y7 Y6 Y5 Y4 Y3 Y2 Y1 Y0 */ |
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MOVNTQ " %%mm0, (%1);" /* store pixel 0-3 */ |
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/* convert RGB24 plane to RGB16 pack for pixel 0-3 */
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"punpckhbw %%mm4, %%mm7;" /* 0_0_0_0 0_0_0_0 g7g6g5g4 g3g2_0_0 */ |
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"punpckhbw %%mm1, %%mm5;" /* r7r6r5r4 r3_0_0_0 0_0_0_b7 b6b5b4b3 */ |
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"psllw $3, %%mm7;" /* 0_0_0_0 0_g7g6g5 g4g3g2_0 0_0_0_0 */ |
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"movd 4 (%2, %0), %%mm0;" /* Load 4 Cb 00 00 00 00 u3 u2 u1 u0 */ |
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"por %%mm7, %%mm5;" /* r7r6r5r4 r3g7g6g5 g4g3g2b7 b6b5b4b3 */ |
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"movd 4 (%3, %0), %%mm1;" /* Load 4 Cr 00 00 00 00 v3 v2 v1 v0 */ |
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MOVNTQ " %%mm5, 8 (%1);" /* store pixel 4-7 */ |
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YUV2RGB_ENDLOOP(2)
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YUV2RGB_OPERANDS |
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} |
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static inline int RENAME(yuv420_rgb15)(SwsContext *c, uint8_t* src[], int srcStride[], int srcSliceY, |
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int srcSliceH, uint8_t* dst[], int dstStride[]) |
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{
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int y, h_size;
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YUV422_UNSHIFT |
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YUV2RGB_LOOP(2)
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c->blueDither= ff_dither8[y&1];
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c->greenDither= ff_dither8[y&1];
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c->redDither= ff_dither8[(y+1)&1]; |
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YUV2RGB_INIT |
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YUV2RGB |
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#ifdef DITHER1XBPP
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"paddusb "BLUE_DITHER"(%4), %%mm0 \n\t" |
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"paddusb "GREEN_DITHER"(%4), %%mm2 \n\t" |
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"paddusb "RED_DITHER"(%4), %%mm1 \n\t" |
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#endif
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/* mask unneeded bits off */
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"pand "MANGLE(mmx_redmask)", %%mm0;" /* b7b6b5b4 b3_0_0_0 b7b6b5b4 b3_0_0_0 */ |
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"pand "MANGLE(mmx_redmask)", %%mm2;" /* g7g6g5g4 g3_0_0_0 g7g6g5g4 g3_0_0_0 */ |
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"pand "MANGLE(mmx_redmask)", %%mm1;" /* r7r6r5r4 r3_0_0_0 r7r6r5r4 r3_0_0_0 */ |
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"psrlw $3, %%mm0;" /* 0_0_0_b7 b6b5b4b3 0_0_0_b7 b6b5b4b3 */ |
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"psrlw $1, %%mm1;" /* 0_r7r6r5 r4r3_0_0 0_r7r6r5 r4r3_0_0 */ |
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"pxor %%mm4, %%mm4;" /* zero mm4 */ |
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"movq %%mm0, %%mm5;" /* Copy B7-B0 */ |
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"movq %%mm2, %%mm7;" /* Copy G7-G0 */ |
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/* convert RGB24 plane to RGB16 pack for pixel 0-3 */
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"punpcklbw %%mm4, %%mm2;" /* 0_0_0_0 0_0_0_0 g7g6g5g4 g3_0_0_0 */ |
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"punpcklbw %%mm1, %%mm0;" /* r7r6r5r4 r3_0_0_0 0_0_0_b7 b6b5b4b3 */ |
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"psllw $2, %%mm2;" /* 0_0_0_0 0_0_g7g6 g5g4g3_0 0_0_0_0 */ |
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"por %%mm2, %%mm0;" /* 0_r7r6r5 r4r3g7g6 g5g4g3b7 b6b5b4b3 */ |
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"movq 8 (%5, %0, 2), %%mm6;" /* Load 8 Y Y7 Y6 Y5 Y4 Y3 Y2 Y1 Y0 */ |
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MOVNTQ " %%mm0, (%1);" /* store pixel 0-3 */ |
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/* convert RGB24 plane to RGB16 pack for pixel 0-3 */
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"punpckhbw %%mm4, %%mm7;" /* 0_0_0_0 0_0_0_0 0_g7g6g5 g4g3_0_0 */ |
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"punpckhbw %%mm1, %%mm5;" /* r7r6r5r4 r3_0_0_0 0_0_0_b7 b6b5b4b3 */ |
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"psllw $2, %%mm7;" /* 0_0_0_0 0_0_g7g6 g5g4g3_0 0_0_0_0 */ |
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"movd 4 (%2, %0), %%mm0;" /* Load 4 Cb 00 00 00 00 u3 u2 u1 u0 */ |
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"por %%mm7, %%mm5;" /* 0_r7r6r5 r4r3g7g6 g5g4g3b7 b6b5b4b3 */ |
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"movd 4 (%3, %0), %%mm1;" /* Load 4 Cr 00 00 00 00 v3 v2 v1 v0 */ |
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MOVNTQ " %%mm5, 8 (%1);" /* store pixel 4-7 */ |
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YUV2RGB_ENDLOOP(2)
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YUV2RGB_OPERANDS |
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} |
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#undef RGB_PLANAR2PACKED24
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#if HAVE_MMX2
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#define RGB_PLANAR2PACKED24(red, blue)\
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"movq "MANGLE(ff_M24A)", %%mm4 \n\t"\ |
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"movq "MANGLE(ff_M24C)", %%mm7 \n\t"\ |
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"pshufw $0x50, %%mm"blue", %%mm5 \n\t" /* B3 B2 B3 B2 B1 B0 B1 B0 */\ |
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"pshufw $0x50, %%mm2, %%mm3 \n\t" /* G3 G2 G3 G2 G1 G0 G1 G0 */\ |
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"pshufw $0x00, %%mm"red", %%mm6 \n\t" /* R1 R0 R1 R0 R1 R0 R1 R0 */\ |
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\ |
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"pand %%mm4, %%mm5 \n\t" /* B2 B1 B0 */\ |
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"pand %%mm4, %%mm3 \n\t" /* G2 G1 G0 */\ |
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"pand %%mm7, %%mm6 \n\t" /* R1 R0 */\ |
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\ |
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"psllq $8, %%mm3 \n\t" /* G2 G1 G0 */\ |
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"por %%mm5, %%mm6 \n\t"\
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"por %%mm3, %%mm6 \n\t"\
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MOVNTQ" %%mm6, (%1) \n\t"\
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\ |
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"psrlq $8, %%mm2 \n\t" /* 00 G7 G6 G5 G4 G3 G2 G1 */\ |
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"pshufw $0xA5, %%mm"blue", %%mm5\n\t" /* B5 B4 B5 B4 B3 B2 B3 B2 */\ |
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"pshufw $0x55, %%mm2, %%mm3 \n\t" /* G4 G3 G4 G3 G4 G3 G4 G3 */\ |
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"pshufw $0xA5, %%mm"red", %%mm6 \n\t" /* R5 R4 R5 R4 R3 R2 R3 R2 */\ |
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\ |
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"pand "MANGLE(ff_M24B)", %%mm5 \n\t" /* B5 B4 B3 */\ |
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"pand %%mm7, %%mm3 \n\t" /* G4 G3 */\ |
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"pand %%mm4, %%mm6 \n\t" /* R4 R3 R2 */\ |
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\ |
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"por %%mm5, %%mm3 \n\t" /* B5 G4 B4 G3 B3 */\ |
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"por %%mm3, %%mm6 \n\t"\
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MOVNTQ" %%mm6, 8(%1) \n\t"\
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\ |
| 329 |
"pshufw $0xFF, %%mm"blue", %%mm5\n\t" /* B7 B6 B7 B6 B7 B6 B6 B7 */\ |
| 330 |
"pshufw $0xFA, %%mm2, %%mm3 \n\t" /* 00 G7 00 G7 G6 G5 G6 G5 */\ |
| 331 |
"pshufw $0xFA, %%mm"red", %%mm6 \n\t" /* R7 R6 R7 R6 R5 R4 R5 R4 */\ |
| 332 |
"movd 4 (%2, %0), %%mm0;" /* Load 4 Cb 00 00 00 00 u3 u2 u1 u0 */\ |
| 333 |
\ |
| 334 |
"pand %%mm7, %%mm5 \n\t" /* B7 B6 */\ |
| 335 |
"pand %%mm4, %%mm3 \n\t" /* G7 G6 G5 */\ |
| 336 |
"pand "MANGLE(ff_M24B)", %%mm6 \n\t" /* R7 R6 R5 */\ |
| 337 |
"movd 4 (%3, %0), %%mm1;" /* Load 4 Cr 00 00 00 00 v3 v2 v1 v0 */\ |
| 338 |
\ |
| 339 |
"por %%mm5, %%mm3 \n\t"\
|
| 340 |
"por %%mm3, %%mm6 \n\t"\
|
| 341 |
MOVNTQ" %%mm6, 16(%1) \n\t"\
|
| 342 |
"movq 8 (%5, %0, 2), %%mm6;" /* Load 8 Y Y7 Y6 Y5 Y4 Y3 Y2 Y1 Y0 */\ |
| 343 |
"pxor %%mm4, %%mm4 \n\t"
|
| 344 |
#else
|
| 345 |
#define RGB_PLANAR2PACKED24(red, blue)\
|
| 346 |
"pxor %%mm4, %%mm4 \n\t"\
|
| 347 |
"movq %%mm"blue", %%mm5\n\t" /* B */\ |
| 348 |
"movq %%mm"red", %%mm6 \n\t" /* R */\ |
| 349 |
"punpcklbw %%mm2, %%mm"blue"\n\t" /* GBGBGBGB 0 */\ |
| 350 |
"punpcklbw %%mm4, %%mm"red" \n\t" /* 0R0R0R0R 0 */\ |
| 351 |
"punpckhbw %%mm2, %%mm5 \n\t" /* GBGBGBGB 2 */\ |
| 352 |
"punpckhbw %%mm4, %%mm6 \n\t" /* 0R0R0R0R 2 */\ |
| 353 |
"movq %%mm"blue", %%mm7\n\t" /* GBGBGBGB 0 */\ |
| 354 |
"movq %%mm5, %%mm3 \n\t" /* GBGBGBGB 2 */\ |
| 355 |
"punpcklwd %%mm"red", %%mm7 \n\t" /* 0RGB0RGB 0 */\ |
| 356 |
"punpckhwd %%mm"red", %%mm"blue"\n\t" /* 0RGB0RGB 1 */\ |
| 357 |
"punpcklwd %%mm6, %%mm5 \n\t" /* 0RGB0RGB 2 */\ |
| 358 |
"punpckhwd %%mm6, %%mm3 \n\t" /* 0RGB0RGB 3 */\ |
| 359 |
\ |
| 360 |
"movq %%mm7, %%mm2 \n\t" /* 0RGB0RGB 0 */\ |
| 361 |
"movq %%mm"blue", %%mm6\n\t" /* 0RGB0RGB 1 */\ |
| 362 |
"movq %%mm5, %%mm"red" \n\t" /* 0RGB0RGB 2 */\ |
| 363 |
"movq %%mm3, %%mm4 \n\t" /* 0RGB0RGB 3 */\ |
| 364 |
\ |
| 365 |
"psllq $40, %%mm7 \n\t" /* RGB00000 0 */\ |
| 366 |
"psllq $40, %%mm"blue"\n\t" /* RGB00000 1 */\ |
| 367 |
"psllq $40, %%mm5 \n\t" /* RGB00000 2 */\ |
| 368 |
"psllq $40, %%mm3 \n\t" /* RGB00000 3 */\ |
| 369 |
\ |
| 370 |
"punpckhdq %%mm2, %%mm7 \n\t" /* 0RGBRGB0 0 */\ |
| 371 |
"punpckhdq %%mm6, %%mm"blue"\n\t" /* 0RGBRGB0 1 */\ |
| 372 |
"punpckhdq %%mm"red", %%mm5 \n\t" /* 0RGBRGB0 2 */\ |
| 373 |
"punpckhdq %%mm4, %%mm3 \n\t" /* 0RGBRGB0 3 */\ |
| 374 |
\ |
| 375 |
"psrlq $8, %%mm7 \n\t" /* 00RGBRGB 0 */\ |
| 376 |
"movq %%mm"blue", %%mm6\n\t" /* 0RGBRGB0 1 */\ |
| 377 |
"psllq $40, %%mm"blue"\n\t" /* GB000000 1 */\ |
| 378 |
"por %%mm"blue", %%mm7\n\t" /* GBRGBRGB 0 */\ |
| 379 |
MOVNTQ" %%mm7, (%1) \n\t"\
|
| 380 |
\ |
| 381 |
"psrlq $24, %%mm6 \n\t" /* 0000RGBR 1 */\ |
| 382 |
"movq %%mm5, %%mm"red" \n\t" /* 0RGBRGB0 2 */\ |
| 383 |
"psllq $24, %%mm5 \n\t" /* BRGB0000 2 */\ |
| 384 |
"por %%mm5, %%mm6 \n\t" /* BRGBRGBR 1 */\ |
| 385 |
MOVNTQ" %%mm6, 8(%1) \n\t"\
|
| 386 |
\ |
| 387 |
"movq 8 (%5, %0, 2), %%mm6;" /* Load 8 Y Y7 Y6 Y5 Y4 Y3 Y2 Y1 Y0 */\ |
| 388 |
\ |
| 389 |
"psrlq $40, %%mm"red" \n\t" /* 000000RG 2 */\ |
| 390 |
"psllq $8, %%mm3 \n\t" /* RGBRGB00 3 */\ |
| 391 |
"por %%mm3, %%mm"red" \n\t" /* RGBRGBRG 2 */\ |
| 392 |
MOVNTQ" %%mm"red", 16(%1)\n\t"\ |
| 393 |
\ |
| 394 |
"movd 4 (%3, %0), %%mm1;" /* Load 4 Cr 00 00 00 00 v3 v2 v1 v0 */\ |
| 395 |
"movd 4 (%2, %0), %%mm0;" /* Load 4 Cb 00 00 00 00 u3 u2 u1 u0 */\ |
| 396 |
"pxor %%mm4, %%mm4 \n\t"
|
| 397 |
#endif
|
| 398 |
|
| 399 |
static inline int RENAME(yuv420_rgb24)(SwsContext *c, uint8_t* src[], int srcStride[], int srcSliceY, |
| 400 |
int srcSliceH, uint8_t* dst[], int dstStride[]) |
| 401 |
{
|
| 402 |
int y, h_size;
|
| 403 |
|
| 404 |
YUV422_UNSHIFT |
| 405 |
YUV2RGB_LOOP(3)
|
| 406 |
|
| 407 |
YUV2RGB_INIT |
| 408 |
YUV2RGB |
| 409 |
/* mm0=B, %%mm2=G, %%mm1=R */
|
| 410 |
RGB_PLANAR2PACKED24("0", "1") |
| 411 |
|
| 412 |
YUV2RGB_ENDLOOP(3)
|
| 413 |
YUV2RGB_OPERANDS |
| 414 |
} |
| 415 |
|
| 416 |
static inline int RENAME(yuv420_bgr24)(SwsContext *c, uint8_t* src[], int srcStride[], int srcSliceY, |
| 417 |
int srcSliceH, uint8_t* dst[], int dstStride[]) |
| 418 |
{
|
| 419 |
int y, h_size;
|
| 420 |
|
| 421 |
YUV422_UNSHIFT |
| 422 |
YUV2RGB_LOOP(3)
|
| 423 |
|
| 424 |
YUV2RGB_INIT |
| 425 |
YUV2RGB |
| 426 |
/* mm0=B, %%mm2=G, %%mm1=R */
|
| 427 |
RGB_PLANAR2PACKED24("1", "0") |
| 428 |
|
| 429 |
YUV2RGB_ENDLOOP(3)
|
| 430 |
YUV2RGB_OPERANDS |
| 431 |
} |
| 432 |
|
| 433 |
/*
|
| 434 |
|
| 435 |
RGB_PLANAR2PACKED32(red,green,blue,alpha)
|
| 436 |
|
| 437 |
convert RGB plane to RGB packed format
|
| 438 |
|
| 439 |
macro parameters specify the output color channel order:
|
| 440 |
|
| 441 |
RGB_PLANAR2PACKED32(REG_RED, REG_GREEN, REG_BLUE, REG_ALPHA) for RGBA output,
|
| 442 |
RGB_PLANAR2PACKED32(REG_BLUE, REG_GREEN, REG_RED, REG_ALPHA) for BGRA output,
|
| 443 |
RGB_PLANAR2PACKED32(REG_ALPHA,REG_BLUE, REG_GREEN,REG_RED) for ABGR output,
|
| 444 |
|
| 445 |
etc.
|
| 446 |
*/
|
| 447 |
|
| 448 |
#define REG_BLUE "0" |
| 449 |
#define REG_RED "1" |
| 450 |
#define REG_GREEN "2" |
| 451 |
#define REG_ALPHA "3" |
| 452 |
|
| 453 |
#define RGB_PLANAR2PACKED32(red,green,blue,alpha) \
|
| 454 |
/* convert RGB plane to RGB packed format, \
|
| 455 |
mm0 -> B, mm1 -> R, mm2 -> G, mm3 -> A, \
|
| 456 |
mm4 -> GB, mm5 -> AR pixel 4-7, \
|
| 457 |
mm6 -> GB, mm7 -> AR pixel 0-3 */ \
|
| 458 |
"movq %%mm" blue ", %%mm6;" /* B7 B6 B5 B4 B3 B2 B1 B0 */ \ |
| 459 |
"movq %%mm" red ", %%mm7;" /* R7 R6 R5 R4 R3 R2 R1 R0 */ \ |
| 460 |
\ |
| 461 |
"movq %%mm" blue ", %%mm4;" /* B7 B6 B5 B4 B3 B2 B1 B0 */ \ |
| 462 |
"movq %%mm" red ", %%mm5;" /* R7 R6 R5 R4 R3 R2 R1 R0 */ \ |
| 463 |
\ |
| 464 |
"punpcklbw %%mm" green ", %%mm6;" /* G3 B3 G2 B2 G1 B1 G0 B0 */ \ |
| 465 |
"punpcklbw %%mm" alpha ", %%mm7;" /* A3 R3 A2 R2 A1 R1 A0 R0 */ \ |
| 466 |
\ |
| 467 |
"punpcklwd %%mm7, %%mm6;" /* A1 R1 B1 G1 A0 R0 B0 G0 */ \ |
| 468 |
MOVNTQ " %%mm6, (%1);" /* Store ARGB1 ARGB0 */ \ |
| 469 |
\ |
| 470 |
"movq %%mm" blue ", %%mm6;" /* B7 B6 B5 B4 B3 B2 B1 B0 */ \ |
| 471 |
"punpcklbw %%mm" green ", %%mm6;" /* G3 B3 G2 B2 G1 B1 G0 B0 */ \ |
| 472 |
\ |
| 473 |
"punpckhwd %%mm7, %%mm6;" /* A3 R3 G3 B3 A2 R2 B3 G2 */ \ |
| 474 |
MOVNTQ " %%mm6, 8 (%1);" /* Store ARGB3 ARGB2 */ \ |
| 475 |
\ |
| 476 |
"punpckhbw %%mm" green ", %%mm4;" /* G7 B7 G6 B6 G5 B5 G4 B4 */ \ |
| 477 |
"punpckhbw %%mm" alpha ", %%mm5;" /* A7 R7 A6 R6 A5 R5 A4 R4 */ \ |
| 478 |
\ |
| 479 |
"punpcklwd %%mm5, %%mm4;" /* A5 R5 B5 G5 A4 R4 B4 G4 */ \ |
| 480 |
MOVNTQ " %%mm4, 16 (%1);" /* Store ARGB5 ARGB4 */ \ |
| 481 |
\ |
| 482 |
"movq %%mm" blue ", %%mm4;" /* B7 B6 B5 B4 B3 B2 B1 B0 */ \ |
| 483 |
"punpckhbw %%mm" green ", %%mm4;" /* G7 B7 G6 B6 G5 B5 G4 B4 */ \ |
| 484 |
\ |
| 485 |
"punpckhwd %%mm5, %%mm4;" /* A7 R7 G7 B7 A6 R6 B6 G6 */ \ |
| 486 |
MOVNTQ " %%mm4, 24 (%1);" /* Store ARGB7 ARGB6 */ \ |
| 487 |
\ |
| 488 |
"movd 4 (%2, %0), %%mm0;" /* Load 4 Cb 00 00 00 00 u3 u2 u1 u0 */ \ |
| 489 |
"movd 4 (%3, %0), %%mm1;" /* Load 4 Cr 00 00 00 00 v3 v2 v1 v0 */ \ |
| 490 |
\ |
| 491 |
"pxor %%mm4, %%mm4;" /* zero mm4 */ \ |
| 492 |
"movq 8 (%5, %0, 2), %%mm6;" /* Load 8 Y Y7 Y6 Y5 Y4 Y3 Y2 Y1 Y0 */ \ |
| 493 |
|
| 494 |
static inline int RENAME(yuv420_rgb32)(SwsContext *c, uint8_t* src[], int srcStride[], int srcSliceY, |
| 495 |
int srcSliceH, uint8_t* dst[], int dstStride[]) |
| 496 |
{
|
| 497 |
int y, h_size;
|
| 498 |
|
| 499 |
YUV422_UNSHIFT |
| 500 |
YUV2RGB_LOOP(4)
|
| 501 |
|
| 502 |
YUV2RGB_INIT |
| 503 |
YUV2RGB |
| 504 |
"pcmpeqd %%mm3, %%mm3;" /* fill mm3 */ |
| 505 |
RGB_PLANAR2PACKED32(REG_RED,REG_GREEN,REG_BLUE,REG_ALPHA) |
| 506 |
|
| 507 |
YUV2RGB_ENDLOOP(4)
|
| 508 |
YUV2RGB_OPERANDS |
| 509 |
} |
| 510 |
|
| 511 |
static inline int RENAME(yuva420_rgb32)(SwsContext *c, uint8_t* src[], int srcStride[], int srcSliceY, |
| 512 |
int srcSliceH, uint8_t* dst[], int dstStride[]) |
| 513 |
{
|
| 514 |
#if HAVE_7REGS
|
| 515 |
int y, h_size;
|
| 516 |
|
| 517 |
YUV2RGB_LOOP(4)
|
| 518 |
|
| 519 |
uint8_t *pa = src[3] + y*srcStride[3]; |
| 520 |
YUV2RGB_INIT |
| 521 |
YUV2RGB |
| 522 |
"movq (%6, %0, 2), %%mm3;" /* Load 8 A A7 A6 A5 A4 A3 A2 A1 A0 */ |
| 523 |
RGB_PLANAR2PACKED32(REG_RED,REG_GREEN,REG_BLUE,REG_ALPHA) |
| 524 |
|
| 525 |
YUV2RGB_ENDLOOP(4)
|
| 526 |
YUV2RGB_OPERANDS_ALPHA |
| 527 |
#endif
|
| 528 |
} |
| 529 |
|
| 530 |
static inline int RENAME(yuv420_bgr32)(SwsContext *c, uint8_t* src[], int srcStride[], int srcSliceY, |
| 531 |
int srcSliceH, uint8_t* dst[], int dstStride[]) |
| 532 |
{
|
| 533 |
int y, h_size;
|
| 534 |
|
| 535 |
YUV422_UNSHIFT |
| 536 |
YUV2RGB_LOOP(4)
|
| 537 |
|
| 538 |
YUV2RGB_INIT |
| 539 |
YUV2RGB |
| 540 |
"pcmpeqd %%mm3, %%mm3;" /* fill mm3 */ |
| 541 |
RGB_PLANAR2PACKED32(REG_BLUE,REG_GREEN,REG_RED,REG_ALPHA) |
| 542 |
|
| 543 |
YUV2RGB_ENDLOOP(4)
|
| 544 |
YUV2RGB_OPERANDS |
| 545 |
} |
| 546 |
|
| 547 |
static inline int RENAME(yuva420_bgr32)(SwsContext *c, uint8_t* src[], int srcStride[], int srcSliceY, |
| 548 |
int srcSliceH, uint8_t* dst[], int dstStride[]) |
| 549 |
{
|
| 550 |
#if HAVE_7REGS
|
| 551 |
int y, h_size;
|
| 552 |
|
| 553 |
YUV2RGB_LOOP(4)
|
| 554 |
|
| 555 |
uint8_t *pa = src[3] + y*srcStride[3]; |
| 556 |
YUV2RGB_INIT |
| 557 |
YUV2RGB |
| 558 |
"movq (%6, %0, 2), %%mm3;" /* Load 8 A A7 A6 A5 A4 A3 A2 A1 A0 */ |
| 559 |
RGB_PLANAR2PACKED32(REG_BLUE,REG_GREEN,REG_RED,REG_ALPHA) |
| 560 |
|
| 561 |
YUV2RGB_ENDLOOP(4)
|
| 562 |
YUV2RGB_OPERANDS_ALPHA |
| 563 |
#endif
|
| 564 |
} |