| /* |
| * yuv2rgb_mmx.c, software YUV to RGB converter with Intel MMX "technology" |
| * |
| * Copyright (C) 2000, Silicon Integrated System Corp |
| * |
| * Author: Olie Lho <ollie@sis.com.tw> |
| * |
| * 15,24 bpp and dithering from Michael Niedermayer (michaelni@gmx.at) |
| * MMX/MMX2 Template stuff from Michael Niedermayer (needed for fast movntq support) |
| * context / deglobalize stuff by Michael Niedermayer |
| * |
| * This file is part of mpeg2dec, a free MPEG-2 video decoder |
| * |
| * mpeg2dec is free software; you can redistribute it and/or modify |
| * it under the terms of the GNU General Public License as published by |
| * the Free Software Foundation; either version 2, or (at your option) |
| * any later version. |
| * |
| * mpeg2dec is distributed in the hope that it will be useful, |
| * but WITHOUT ANY WARRANTY; without even the implied warranty of |
| * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
| * GNU General Public License for more details. |
| * |
| * You should have received a copy of the GNU General Public License |
| * along with mpeg2dec; if not, write to the Free Software |
| * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA |
| */ |
| |
| #undef MOVNTQ |
| #undef EMMS |
| #undef SFENCE |
| |
| #if HAVE_AMD3DNOW |
| /* On K6 femms is faster than emms. On K7 femms is directly mapped to emms. */ |
| #define EMMS "femms" |
| #else |
| #define EMMS "emms" |
| #endif |
| |
| #if HAVE_MMX2 |
| #define MOVNTQ "movntq" |
| #define SFENCE "sfence" |
| #else |
| #define MOVNTQ "movq" |
| #define SFENCE "/nop" |
| #endif |
| |
| #define YUV2RGB \ |
| /* Do the multiply part of the conversion for even and odd pixels, |
| register usage: |
| mm0 -> Cblue, mm1 -> Cred, mm2 -> Cgreen even pixels, |
| mm3 -> Cblue, mm4 -> Cred, mm5 -> Cgreen odd pixels, |
| mm6 -> Y even, mm7 -> Y odd */\ |
| /* convert the chroma part */\ |
| "punpcklbw %%mm4, %%mm0;" /* scatter 4 Cb 00 u3 00 u2 00 u1 00 u0 */ \ |
| "punpcklbw %%mm4, %%mm1;" /* scatter 4 Cr 00 v3 00 v2 00 v1 00 v0 */ \ |
| \ |
| "psllw $3, %%mm0;" /* Promote precision */ \ |
| "psllw $3, %%mm1;" /* Promote precision */ \ |
| \ |
| "psubsw "U_OFFSET"(%4), %%mm0;" /* Cb -= 128 */ \ |
| "psubsw "V_OFFSET"(%4), %%mm1;" /* Cr -= 128 */ \ |
| \ |
| "movq %%mm0, %%mm2;" /* Copy 4 Cb 00 u3 00 u2 00 u1 00 u0 */ \ |
| "movq %%mm1, %%mm3;" /* Copy 4 Cr 00 v3 00 v2 00 v1 00 v0 */ \ |
| \ |
| "pmulhw "UG_COEFF"(%4), %%mm2;" /* Mul Cb with green coeff -> Cb green */ \ |
| "pmulhw "VG_COEFF"(%4), %%mm3;" /* Mul Cr with green coeff -> Cr green */ \ |
| \ |
| "pmulhw "UB_COEFF"(%4), %%mm0;" /* Mul Cb -> Cblue 00 b3 00 b2 00 b1 00 b0 */\ |
| "pmulhw "VR_COEFF"(%4), %%mm1;" /* Mul Cr -> Cred 00 r3 00 r2 00 r1 00 r0 */\ |
| \ |
| "paddsw %%mm3, %%mm2;" /* Cb green + Cr green -> Cgreen */\ |
| \ |
| /* convert the luma part */\ |
| "movq %%mm6, %%mm7;" /* Copy 8 Y Y7 Y6 Y5 Y4 Y3 Y2 Y1 Y0 */\ |
| "pand "MANGLE(mmx_00ffw)", %%mm6;" /* get Y even 00 Y6 00 Y4 00 Y2 00 Y0 */\ |
| \ |
| "psrlw $8, %%mm7;" /* get Y odd 00 Y7 00 Y5 00 Y3 00 Y1 */\ |
| \ |
| "psllw $3, %%mm6;" /* Promote precision */\ |
| "psllw $3, %%mm7;" /* Promote precision */\ |
| \ |
| "psubw "Y_OFFSET"(%4), %%mm6;" /* Y -= 16 */\ |
| "psubw "Y_OFFSET"(%4), %%mm7;" /* Y -= 16 */\ |
| \ |
| "pmulhw "Y_COEFF"(%4), %%mm6;" /* Mul 4 Y even 00 y6 00 y4 00 y2 00 y0 */\ |
| "pmulhw "Y_COEFF"(%4), %%mm7;" /* Mul 4 Y odd 00 y7 00 y5 00 y3 00 y1 */\ |
| \ |
| /* Do the addition part of the conversion for even and odd pixels, |
| register usage: |
| mm0 -> Cblue, mm1 -> Cred, mm2 -> Cgreen even pixels, |
| mm3 -> Cblue, mm4 -> Cred, mm5 -> Cgreen odd pixels, |
| mm6 -> Y even, mm7 -> Y odd */\ |
| "movq %%mm0, %%mm3;" /* Copy Cblue */\ |
| "movq %%mm1, %%mm4;" /* Copy Cred */\ |
| "movq %%mm2, %%mm5;" /* Copy Cgreen */\ |
| \ |
| "paddsw %%mm6, %%mm0;" /* Y even + Cblue 00 B6 00 B4 00 B2 00 B0 */\ |
| "paddsw %%mm7, %%mm3;" /* Y odd + Cblue 00 B7 00 B5 00 B3 00 B1 */\ |
| \ |
| "paddsw %%mm6, %%mm1;" /* Y even + Cred 00 R6 00 R4 00 R2 00 R0 */\ |
| "paddsw %%mm7, %%mm4;" /* Y odd + Cred 00 R7 00 R5 00 R3 00 R1 */\ |
| \ |
| "paddsw %%mm6, %%mm2;" /* Y even + Cgreen 00 G6 00 G4 00 G2 00 G0 */\ |
| "paddsw %%mm7, %%mm5;" /* Y odd + Cgreen 00 G7 00 G5 00 G3 00 G1 */\ |
| \ |
| /* Limit RGB even to 0..255 */\ |
| "packuswb %%mm0, %%mm0;" /* B6 B4 B2 B0 B6 B4 B2 B0 */\ |
| "packuswb %%mm1, %%mm1;" /* R6 R4 R2 R0 R6 R4 R2 R0 */\ |
| "packuswb %%mm2, %%mm2;" /* G6 G4 G2 G0 G6 G4 G2 G0 */\ |
| \ |
| /* Limit RGB odd to 0..255 */\ |
| "packuswb %%mm3, %%mm3;" /* B7 B5 B3 B1 B7 B5 B3 B1 */\ |
| "packuswb %%mm4, %%mm4;" /* R7 R5 R3 R1 R7 R5 R3 R1 */\ |
| "packuswb %%mm5, %%mm5;" /* G7 G5 G3 G1 G7 G5 G3 G1 */\ |
| \ |
| /* Interleave RGB even and odd */\ |
| "punpcklbw %%mm3, %%mm0;" /* B7 B6 B5 B4 B3 B2 B1 B0 */\ |
| "punpcklbw %%mm4, %%mm1;" /* R7 R6 R5 R4 R3 R2 R1 R0 */\ |
| "punpcklbw %%mm5, %%mm2;" /* G7 G6 G5 G4 G3 G2 G1 G0 */\ |
| |
| |
| #define YUV422_UNSHIFT \ |
| if(c->srcFormat == PIX_FMT_YUV422P){ \ |
| srcStride[1] *= 2; \ |
| srcStride[2] *= 2; \ |
| } \ |
| |
| #define YUV2RGB_LOOP(depth) \ |
| h_size= (c->dstW+7)&~7; \ |
| if(h_size*depth > FFABS(dstStride[0])) h_size-=8; \ |
| \ |
| __asm__ volatile ("pxor %mm4, %mm4;" /* zero mm4 */ ); \ |
| for (y= 0; y<srcSliceH; y++ ) { \ |
| uint8_t *image = dst[0] + (y+srcSliceY)*dstStride[0]; \ |
| uint8_t *py = src[0] + y*srcStride[0]; \ |
| uint8_t *pu = src[1] + (y>>1)*srcStride[1]; \ |
| uint8_t *pv = src[2] + (y>>1)*srcStride[2]; \ |
| long index= -h_size/2; \ |
| |
| #define YUV2RGB_INIT \ |
| /* This MMX assembly code deals with a SINGLE scan line at a time, \ |
| * it converts 8 pixels in each iteration. */ \ |
| __asm__ volatile ( \ |
| /* load data for start of next scan line */ \ |
| "movd (%2, %0), %%mm0;" /* Load 4 Cb 00 00 00 00 u3 u2 u1 u0 */ \ |
| "movd (%3, %0), %%mm1;" /* Load 4 Cr 00 00 00 00 v3 v2 v1 v0 */ \ |
| "movq (%5, %0, 2), %%mm6;" /* Load 8 Y Y7 Y6 Y5 Y4 Y3 Y2 Y1 Y0 */ \ |
| /* \ |
| ".balign 16 \n\t" \ |
| */ \ |
| "1: \n\t" \ |
| /* No speed difference on my p3@500 with prefetch, \ |
| * if it is faster for anyone with -benchmark then tell me. \ |
| PREFETCH" 64(%0) \n\t" \ |
| PREFETCH" 64(%1) \n\t" \ |
| PREFETCH" 64(%2) \n\t" \ |
| */ \ |
| |
| #define YUV2RGB_ENDLOOP(depth) \ |
| "add $"AV_STRINGIFY(depth*8)", %1 \n\t" \ |
| "add $4, %0 \n\t" \ |
| " js 1b \n\t" \ |
| \ |
| : "+r" (index), "+r" (image) \ |
| : "r" (pu - index), "r" (pv - index), "r"(&c->redDither), "r" (py - 2*index) \ |
| ); \ |
| } \ |
| __asm__ volatile (EMMS); \ |
| return srcSliceH; \ |
| |
| static inline int RENAME(yuv420_rgb16)(SwsContext *c, uint8_t* src[], int srcStride[], int srcSliceY, |
| int srcSliceH, uint8_t* dst[], int dstStride[]){ |
| int y, h_size; |
| |
| YUV422_UNSHIFT |
| YUV2RGB_LOOP(2) |
| |
| c->blueDither= ff_dither8[y&1]; |
| c->greenDither= ff_dither4[y&1]; |
| c->redDither= ff_dither8[(y+1)&1]; |
| |
| YUV2RGB_INIT |
| YUV2RGB |
| |
| #ifdef DITHER1XBPP |
| "paddusb "BLUE_DITHER"(%4), %%mm0;" |
| "paddusb "GREEN_DITHER"(%4), %%mm2;" |
| "paddusb "RED_DITHER"(%4), %%mm1;" |
| #endif |
| /* mask unneeded bits off */ |
| "pand "MANGLE(mmx_redmask)", %%mm0;" /* b7b6b5b4 b3_0_0_0 b7b6b5b4 b3_0_0_0 */ |
| "pand "MANGLE(mmx_grnmask)", %%mm2;" /* g7g6g5g4 g3g2_0_0 g7g6g5g4 g3g2_0_0 */ |
| "pand "MANGLE(mmx_redmask)", %%mm1;" /* r7r6r5r4 r3_0_0_0 r7r6r5r4 r3_0_0_0 */ |
| |
| "psrlw $3, %%mm0;" /* 0_0_0_b7 b6b5b4b3 0_0_0_b7 b6b5b4b3 */ |
| "pxor %%mm4, %%mm4;" /* zero mm4 */ |
| |
| "movq %%mm0, %%mm5;" /* Copy B7-B0 */ |
| "movq %%mm2, %%mm7;" /* Copy G7-G0 */ |
| |
| /* convert RGB24 plane to RGB16 pack for pixel 0-3 */ |
| "punpcklbw %%mm4, %%mm2;" /* 0_0_0_0 0_0_0_0 g7g6g5g4 g3g2_0_0 */ |
| "punpcklbw %%mm1, %%mm0;" /* r7r6r5r4 r3_0_0_0 0_0_0_b7 b6b5b4b3 */ |
| |
| "psllw $3, %%mm2;" /* 0_0_0_0 0_g7g6g5 g4g3g2_0 0_0_0_0 */ |
| "por %%mm2, %%mm0;" /* r7r6r5r4 r3g7g6g5 g4g3g2b7 b6b5b4b3 */ |
| |
| "movq 8 (%5, %0, 2), %%mm6;" /* Load 8 Y Y7 Y6 Y5 Y4 Y3 Y2 Y1 Y0 */ |
| MOVNTQ " %%mm0, (%1);" /* store pixel 0-3 */ |
| |
| /* convert RGB24 plane to RGB16 pack for pixel 0-3 */ |
| "punpckhbw %%mm4, %%mm7;" /* 0_0_0_0 0_0_0_0 g7g6g5g4 g3g2_0_0 */ |
| "punpckhbw %%mm1, %%mm5;" /* r7r6r5r4 r3_0_0_0 0_0_0_b7 b6b5b4b3 */ |
| |
| "psllw $3, %%mm7;" /* 0_0_0_0 0_g7g6g5 g4g3g2_0 0_0_0_0 */ |
| "movd 4 (%2, %0), %%mm0;" /* Load 4 Cb 00 00 00 00 u3 u2 u1 u0 */ |
| |
| "por %%mm7, %%mm5;" /* r7r6r5r4 r3g7g6g5 g4g3g2b7 b6b5b4b3 */ |
| "movd 4 (%3, %0), %%mm1;" /* Load 4 Cr 00 00 00 00 v3 v2 v1 v0 */ |
| |
| MOVNTQ " %%mm5, 8 (%1);" /* store pixel 4-7 */ |
| |
| YUV2RGB_ENDLOOP(2) |
| } |
| |
| static inline int RENAME(yuv420_rgb15)(SwsContext *c, uint8_t* src[], int srcStride[], int srcSliceY, |
| int srcSliceH, uint8_t* dst[], int dstStride[]){ |
| int y, h_size; |
| |
| YUV422_UNSHIFT |
| YUV2RGB_LOOP(2) |
| |
| c->blueDither= ff_dither8[y&1]; |
| c->greenDither= ff_dither8[y&1]; |
| c->redDither= ff_dither8[(y+1)&1]; |
| |
| YUV2RGB_INIT |
| YUV2RGB |
| |
| #ifdef DITHER1XBPP |
| "paddusb "BLUE_DITHER"(%4), %%mm0 \n\t" |
| "paddusb "GREEN_DITHER"(%4), %%mm2 \n\t" |
| "paddusb "RED_DITHER"(%4), %%mm1 \n\t" |
| #endif |
| |
| /* mask unneeded bits off */ |
| "pand "MANGLE(mmx_redmask)", %%mm0;" /* b7b6b5b4 b3_0_0_0 b7b6b5b4 b3_0_0_0 */ |
| "pand "MANGLE(mmx_redmask)", %%mm2;" /* g7g6g5g4 g3_0_0_0 g7g6g5g4 g3_0_0_0 */ |
| "pand "MANGLE(mmx_redmask)", %%mm1;" /* r7r6r5r4 r3_0_0_0 r7r6r5r4 r3_0_0_0 */ |
| |
| "psrlw $3, %%mm0;" /* 0_0_0_b7 b6b5b4b3 0_0_0_b7 b6b5b4b3 */ |
| "psrlw $1, %%mm1;" /* 0_r7r6r5 r4r3_0_0 0_r7r6r5 r4r3_0_0 */ |
| "pxor %%mm4, %%mm4;" /* zero mm4 */ |
| |
| "movq %%mm0, %%mm5;" /* Copy B7-B0 */ |
| "movq %%mm2, %%mm7;" /* Copy G7-G0 */ |
| |
| /* convert RGB24 plane to RGB16 pack for pixel 0-3 */ |
| "punpcklbw %%mm4, %%mm2;" /* 0_0_0_0 0_0_0_0 g7g6g5g4 g3_0_0_0 */ |
| "punpcklbw %%mm1, %%mm0;" /* r7r6r5r4 r3_0_0_0 0_0_0_b7 b6b5b4b3 */ |
| |
| "psllw $2, %%mm2;" /* 0_0_0_0 0_0_g7g6 g5g4g3_0 0_0_0_0 */ |
| "por %%mm2, %%mm0;" /* 0_r7r6r5 r4r3g7g6 g5g4g3b7 b6b5b4b3 */ |
| |
| "movq 8 (%5, %0, 2), %%mm6;" /* Load 8 Y Y7 Y6 Y5 Y4 Y3 Y2 Y1 Y0 */ |
| MOVNTQ " %%mm0, (%1);" /* store pixel 0-3 */ |
| |
| /* convert RGB24 plane to RGB16 pack for pixel 0-3 */ |
| "punpckhbw %%mm4, %%mm7;" /* 0_0_0_0 0_0_0_0 0_g7g6g5 g4g3_0_0 */ |
| "punpckhbw %%mm1, %%mm5;" /* r7r6r5r4 r3_0_0_0 0_0_0_b7 b6b5b4b3 */ |
| |
| "psllw $2, %%mm7;" /* 0_0_0_0 0_0_g7g6 g5g4g3_0 0_0_0_0 */ |
| "movd 4 (%2, %0), %%mm0;" /* Load 4 Cb 00 00 00 00 u3 u2 u1 u0 */ |
| |
| "por %%mm7, %%mm5;" /* 0_r7r6r5 r4r3g7g6 g5g4g3b7 b6b5b4b3 */ |
| "movd 4 (%3, %0), %%mm1;" /* Load 4 Cr 00 00 00 00 v3 v2 v1 v0 */ |
| |
| MOVNTQ " %%mm5, 8 (%1);" /* store pixel 4-7 */ |
| |
| YUV2RGB_ENDLOOP(2) |
| } |
| |
| static inline int RENAME(yuv420_rgb24)(SwsContext *c, uint8_t* src[], int srcStride[], int srcSliceY, |
| int srcSliceH, uint8_t* dst[], int dstStride[]){ |
| int y, h_size; |
| |
| YUV422_UNSHIFT |
| YUV2RGB_LOOP(3) |
| |
| YUV2RGB_INIT |
| YUV2RGB |
| /* mm0=B, %%mm2=G, %%mm1=R */ |
| #if HAVE_MMX2 |
| "movq "MANGLE(ff_M24A)", %%mm4 \n\t" |
| "movq "MANGLE(ff_M24C)", %%mm7 \n\t" |
| "pshufw $0x50, %%mm0, %%mm5 \n\t" /* B3 B2 B3 B2 B1 B0 B1 B0 */ |
| "pshufw $0x50, %%mm2, %%mm3 \n\t" /* G3 G2 G3 G2 G1 G0 G1 G0 */ |
| "pshufw $0x00, %%mm1, %%mm6 \n\t" /* R1 R0 R1 R0 R1 R0 R1 R0 */ |
| |
| "pand %%mm4, %%mm5 \n\t" /* B2 B1 B0 */ |
| "pand %%mm4, %%mm3 \n\t" /* G2 G1 G0 */ |
| "pand %%mm7, %%mm6 \n\t" /* R1 R0 */ |
| |
| "psllq $8, %%mm3 \n\t" /* G2 G1 G0 */ |
| "por %%mm5, %%mm6 \n\t" |
| "por %%mm3, %%mm6 \n\t" |
| MOVNTQ" %%mm6, (%1) \n\t" |
| |
| "psrlq $8, %%mm2 \n\t" /* 00 G7 G6 G5 G4 G3 G2 G1 */ |
| "pshufw $0xA5, %%mm0, %%mm5 \n\t" /* B5 B4 B5 B4 B3 B2 B3 B2 */ |
| "pshufw $0x55, %%mm2, %%mm3 \n\t" /* G4 G3 G4 G3 G4 G3 G4 G3 */ |
| "pshufw $0xA5, %%mm1, %%mm6 \n\t" /* R5 R4 R5 R4 R3 R2 R3 R2 */ |
| |
| "pand "MANGLE(ff_M24B)", %%mm5 \n\t" /* B5 B4 B3 */ |
| "pand %%mm7, %%mm3 \n\t" /* G4 G3 */ |
| "pand %%mm4, %%mm6 \n\t" /* R4 R3 R2 */ |
| |
| "por %%mm5, %%mm3 \n\t" /* B5 G4 B4 G3 B3 */ |
| "por %%mm3, %%mm6 \n\t" |
| MOVNTQ" %%mm6, 8(%1) \n\t" |
| |
| "pshufw $0xFF, %%mm0, %%mm5 \n\t" /* B7 B6 B7 B6 B7 B6 B6 B7 */ |
| "pshufw $0xFA, %%mm2, %%mm3 \n\t" /* 00 G7 00 G7 G6 G5 G6 G5 */ |
| "pshufw $0xFA, %%mm1, %%mm6 \n\t" /* R7 R6 R7 R6 R5 R4 R5 R4 */ |
| "movd 4 (%2, %0), %%mm0;" /* Load 4 Cb 00 00 00 00 u3 u2 u1 u0 */ |
| |
| "pand %%mm7, %%mm5 \n\t" /* B7 B6 */ |
| "pand %%mm4, %%mm3 \n\t" /* G7 G6 G5 */ |
| "pand "MANGLE(ff_M24B)", %%mm6 \n\t" /* R7 R6 R5 */ |
| "movd 4 (%3, %0), %%mm1;" /* Load 4 Cr 00 00 00 00 v3 v2 v1 v0 */ |
| \ |
| "por %%mm5, %%mm3 \n\t" |
| "por %%mm3, %%mm6 \n\t" |
| MOVNTQ" %%mm6, 16(%1) \n\t" |
| "movq 8 (%5, %0, 2), %%mm6;" /* Load 8 Y Y7 Y6 Y5 Y4 Y3 Y2 Y1 Y0 */ |
| "pxor %%mm4, %%mm4 \n\t" |
| |
| #else |
| |
| "pxor %%mm4, %%mm4 \n\t" |
| "movq %%mm0, %%mm5 \n\t" /* B */ |
| "movq %%mm1, %%mm6 \n\t" /* R */ |
| "punpcklbw %%mm2, %%mm0 \n\t" /* GBGBGBGB 0 */ |
| "punpcklbw %%mm4, %%mm1 \n\t" /* 0R0R0R0R 0 */ |
| "punpckhbw %%mm2, %%mm5 \n\t" /* GBGBGBGB 2 */ |
| "punpckhbw %%mm4, %%mm6 \n\t" /* 0R0R0R0R 2 */ |
| "movq %%mm0, %%mm7 \n\t" /* GBGBGBGB 0 */ |
| "movq %%mm5, %%mm3 \n\t" /* GBGBGBGB 2 */ |
| "punpcklwd %%mm1, %%mm7 \n\t" /* 0RGB0RGB 0 */ |
| "punpckhwd %%mm1, %%mm0 \n\t" /* 0RGB0RGB 1 */ |
| "punpcklwd %%mm6, %%mm5 \n\t" /* 0RGB0RGB 2 */ |
| "punpckhwd %%mm6, %%mm3 \n\t" /* 0RGB0RGB 3 */ |
| |
| "movq %%mm7, %%mm2 \n\t" /* 0RGB0RGB 0 */ |
| "movq %%mm0, %%mm6 \n\t" /* 0RGB0RGB 1 */ |
| "movq %%mm5, %%mm1 \n\t" /* 0RGB0RGB 2 */ |
| "movq %%mm3, %%mm4 \n\t" /* 0RGB0RGB 3 */ |
| |
| "psllq $40, %%mm7 \n\t" /* RGB00000 0 */ |
| "psllq $40, %%mm0 \n\t" /* RGB00000 1 */ |
| "psllq $40, %%mm5 \n\t" /* RGB00000 2 */ |
| "psllq $40, %%mm3 \n\t" /* RGB00000 3 */ |
| |
| "punpckhdq %%mm2, %%mm7 \n\t" /* 0RGBRGB0 0 */ |
| "punpckhdq %%mm6, %%mm0 \n\t" /* 0RGBRGB0 1 */ |
| "punpckhdq %%mm1, %%mm5 \n\t" /* 0RGBRGB0 2 */ |
| "punpckhdq %%mm4, %%mm3 \n\t" /* 0RGBRGB0 3 */ |
| |
| "psrlq $8, %%mm7 \n\t" /* 00RGBRGB 0 */ |
| "movq %%mm0, %%mm6 \n\t" /* 0RGBRGB0 1 */ |
| "psllq $40, %%mm0 \n\t" /* GB000000 1 */ |
| "por %%mm0, %%mm7 \n\t" /* GBRGBRGB 0 */ |
| MOVNTQ" %%mm7, (%1) \n\t" |
| |
| "movd 4 (%2, %0), %%mm0;" /* Load 4 Cb 00 00 00 00 u3 u2 u1 u0 */ |
| |
| "psrlq $24, %%mm6 \n\t" /* 0000RGBR 1 */ |
| "movq %%mm5, %%mm1 \n\t" /* 0RGBRGB0 2 */ |
| "psllq $24, %%mm5 \n\t" /* BRGB0000 2 */ |
| "por %%mm5, %%mm6 \n\t" /* BRGBRGBR 1 */ |
| MOVNTQ" %%mm6, 8(%1) \n\t" |
| |
| "movq 8 (%5, %0, 2), %%mm6;" /* Load 8 Y Y7 Y6 Y5 Y4 Y3 Y2 Y1 Y0 */ |
| |
| "psrlq $40, %%mm1 \n\t" /* 000000RG 2 */ |
| "psllq $8, %%mm3 \n\t" /* RGBRGB00 3 */ |
| "por %%mm3, %%mm1 \n\t" /* RGBRGBRG 2 */ |
| MOVNTQ" %%mm1, 16(%1) \n\t" |
| |
| "movd 4 (%3, %0), %%mm1;" /* Load 4 Cr 00 00 00 00 v3 v2 v1 v0 */ |
| "pxor %%mm4, %%mm4 \n\t" |
| #endif |
| |
| YUV2RGB_ENDLOOP(3) |
| } |
| |
| #define RGB_PLANAR2PACKED32 \ |
| /* convert RGB plane to RGB packed format, \ |
| mm0 -> B, mm1 -> R, mm2 -> G, mm3 -> A, \ |
| mm4 -> GB, mm5 -> AR pixel 4-7, \ |
| mm6 -> GB, mm7 -> AR pixel 0-3 */ \ |
| "movq %%mm0, %%mm6;" /* B7 B6 B5 B4 B3 B2 B1 B0 */ \ |
| "movq %%mm1, %%mm7;" /* R7 R6 R5 R4 R3 R2 R1 R0 */ \ |
| \ |
| "movq %%mm0, %%mm4;" /* B7 B6 B5 B4 B3 B2 B1 B0 */ \ |
| "movq %%mm1, %%mm5;" /* R7 R6 R5 R4 R3 R2 R1 R0 */ \ |
| \ |
| "punpcklbw %%mm2, %%mm6;" /* G3 B3 G2 B2 G1 B1 G0 B0 */ \ |
| "punpcklbw %%mm3, %%mm7;" /* A3 R3 A2 R2 A1 R1 A0 R0 */ \ |
| \ |
| "punpcklwd %%mm7, %%mm6;" /* A1 R1 B1 G1 A0 R0 B0 G0 */ \ |
| MOVNTQ " %%mm6, (%1);" /* Store ARGB1 ARGB0 */ \ |
| \ |
| "movq %%mm0, %%mm6;" /* B7 B6 B5 B4 B3 B2 B1 B0 */ \ |
| "punpcklbw %%mm2, %%mm6;" /* G3 B3 G2 B2 G1 B1 G0 B0 */ \ |
| \ |
| "punpckhwd %%mm7, %%mm6;" /* A3 R3 G3 B3 A2 R2 B3 G2 */ \ |
| MOVNTQ " %%mm6, 8 (%1);" /* Store ARGB3 ARGB2 */ \ |
| \ |
| "punpckhbw %%mm2, %%mm4;" /* G7 B7 G6 B6 G5 B5 G4 B4 */ \ |
| "punpckhbw %%mm3, %%mm5;" /* A7 R7 A6 R6 A5 R5 A4 R4 */ \ |
| \ |
| "punpcklwd %%mm5, %%mm4;" /* A5 R5 B5 G5 A4 R4 B4 G4 */ \ |
| MOVNTQ " %%mm4, 16 (%1);" /* Store ARGB5 ARGB4 */ \ |
| \ |
| "movq %%mm0, %%mm4;" /* B7 B6 B5 B4 B3 B2 B1 B0 */ \ |
| "punpckhbw %%mm2, %%mm4;" /* G7 B7 G6 B6 G5 B5 G4 B4 */ \ |
| \ |
| "punpckhwd %%mm5, %%mm4;" /* A7 R7 G7 B7 A6 R6 B6 G6 */ \ |
| MOVNTQ " %%mm4, 24 (%1);" /* Store ARGB7 ARGB6 */ \ |
| \ |
| "movd 4 (%2, %0), %%mm0;" /* Load 4 Cb 00 00 00 00 u3 u2 u1 u0 */ \ |
| "movd 4 (%3, %0), %%mm1;" /* Load 4 Cr 00 00 00 00 v3 v2 v1 v0 */ \ |
| \ |
| "pxor %%mm4, %%mm4;" /* zero mm4 */ \ |
| "movq 8 (%5, %0, 2), %%mm6;" /* Load 8 Y Y7 Y6 Y5 Y4 Y3 Y2 Y1 Y0 */ \ |
| |
| static inline int RENAME(yuv420_rgb32)(SwsContext *c, uint8_t* src[], int srcStride[], int srcSliceY, |
| int srcSliceH, uint8_t* dst[], int dstStride[]){ |
| int y, h_size; |
| |
| YUV422_UNSHIFT |
| YUV2RGB_LOOP(4) |
| |
| YUV2RGB_INIT |
| YUV2RGB |
| "pcmpeqd %%mm3, %%mm3;" /* fill mm3 */ |
| RGB_PLANAR2PACKED32 |
| |
| YUV2RGB_ENDLOOP(4) |
| } |
