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Diffstat (limited to 'mpeglib/lib/util/render/dither2YUV/rgb2yuv32.cpp')
-rw-r--r--mpeglib/lib/util/render/dither2YUV/rgb2yuv32.cpp1143
1 files changed, 1143 insertions, 0 deletions
diff --git a/mpeglib/lib/util/render/dither2YUV/rgb2yuv32.cpp b/mpeglib/lib/util/render/dither2YUV/rgb2yuv32.cpp
new file mode 100644
index 00000000..3e246e25
--- /dev/null
+++ b/mpeglib/lib/util/render/dither2YUV/rgb2yuv32.cpp
@@ -0,0 +1,1143 @@
+/***************************************************************************
+ rgb2yuv32.cpp - description
+ -------------------
+ begin : Tue Nov 2 2000
+ copyright : (C) 2000 by Christian Gerlach
+ email : cgerlach@rhrk.uni-kl.de
+ ***************************************************************************/
+
+/***************************************************************************
+ * *
+ * This program 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 of the License, or *
+ * (at your option) any later version. *
+ * *
+ ***************************************************************************/
+
+#include "rgb2yuv32.h"
+#include <iostream>
+
+void rgb2yuv32(unsigned char* rgb, unsigned char* dest)
+{
+ dest[0] = Y_RGB(rgb[0], rgb[1], rgb[2]);
+ dest[1] = U_RGB(rgb[0], rgb[1], rgb[2]);
+ dest[2] = V_RGB(rgb[0], rgb[1], rgb[2]);
+}
+
+void rgb2yuv24bit(unsigned char* rgbSource,
+ unsigned char* lum,
+ unsigned char* cr,
+ unsigned char* cb,int height, int width) {
+ int width2 = width / 2;
+ int height2 = height / 2;
+ int r, g, b, row, col;
+
+ for (row=0 ; row<height2 ; row++) {
+ for (col=0 ; col<width2 ; col++) {
+ r = *rgbSource++;
+ g = *rgbSource++;
+ b = *rgbSource++;
+
+ *lum++ = Y_RGB(r, g, b);
+ *cr++ = U_RGB(r, g, b);
+ *cb++ = V_RGB(r, g, b);
+
+ r = *rgbSource++;
+ g = *rgbSource++;
+ b = *rgbSource++;
+
+ *lum++ = Y_RGB(r, g, b);
+ }
+ for (col=0 ; col<width ; col++) {
+ r = *rgbSource++;
+ g = *rgbSource++;
+ b = *rgbSource++;
+
+ *lum++ = Y_RGB(r, g, b);
+ }
+ }
+}
+
+void rgb2yuv32bit(unsigned char* rgbSource,
+ unsigned char* lum,
+ unsigned char* cr,
+ unsigned char* cb,int height, int width) {
+
+ int width2 = width / 2;
+ int height2 = height / 2;
+ int r, g, b, row, col;
+
+ for (row=0 ; row<height2 ; row++) {
+ for (col=0 ; col<width2 ; col++) {
+ r = *rgbSource++;
+ g = *rgbSource++;
+ b = *rgbSource++;
+ rgbSource ++;
+
+ *lum++ = Y_RGB(r, g, b);
+ *cr++ = U_RGB(r, g, b);
+ *cb++ = V_RGB(r, g, b);
+
+ r = *rgbSource++;
+ g = *rgbSource++;
+ b = *rgbSource++;
+ rgbSource++;
+
+ *lum++ = Y_RGB(r, g, b);
+ }
+ for (col=0 ; col<width ; col++) {
+ r = *rgbSource++;
+ g = *rgbSource++;
+ b = *rgbSource++;
+ rgbSource ++;
+
+ *lum++ = Y_RGB(r, g, b);
+ }
+ }
+}
+
+#ifndef INTEL
+void rgb2yuv24bit_mmx(unsigned char* rgbSource,
+ unsigned char* lum,
+ unsigned char* cr,
+ unsigned char* cb,int height, int width) {
+ std::cout << "RGB->YUV render not compiled for INTEL"<<std::endl;
+ exit(0);
+}
+
+void rgb2yuv32bit_mmx(unsigned char* rgbSource,
+ unsigned char* lum,
+ unsigned char* cr,
+ unsigned char* cb,int height, int width) {
+ std::cout << "RGB->YUV render not compiled for INTEL"<<std::endl;
+ exit(0);
+}
+
+#endif
+
+#ifdef INTEL
+
+void rgb2yuv24bit_mmx(unsigned char* rgbSource,
+ unsigned char* lum,
+ unsigned char* cr,
+ unsigned char* cb,int height, int width) {
+ int width2 = width / 2;
+ int height2 = height / 2;
+ int row;
+ int bytesPerLine = width * 3;
+
+ for (row=0 ; row<height2 ; row++) {
+ rgb2yuv24bit_mmx422_row(rgbSource, lum, cr, cb, width);
+ rgbSource += bytesPerLine;
+ lum += width;
+ cr += width2;
+ cb += width2;
+
+ rgb2y24bit_mmx_row(rgbSource, lum, width);
+ rgbSource += bytesPerLine;
+ lum += width;
+ }
+}
+
+void rgb2yuv32bit_mmx(unsigned char* rgbSource,
+ unsigned char* lum,
+ unsigned char* cr,
+ unsigned char* cb,int height, int width) {
+
+
+ int width2 = width / 2;
+ int height2 = height / 2;
+ int bytesPerLine = width * 4;
+
+ for (int row=0 ; row<height2 ; row++) {
+ rgb2yuv32bit_mmx422_row(rgbSource, lum,cr, cb, width);
+ rgbSource += bytesPerLine;
+ lum += width;
+ cr += width2;
+ cb += width2;
+
+ rgb2y32bit_mmx_row(rgbSource, lum, width);
+ rgbSource += bytesPerLine;
+ lum += width;
+ }
+}
+
+void rgb2yuv24bit_mmx444_row(unsigned char* rgb, unsigned char* lum, unsigned char* cr,
+ unsigned char* cb, int pixel)
+{
+ unsigned int buf[8];
+
+ // %5 = TEMP0
+ // 8%5 = TEMPY
+ // 16%5 = TEMPU
+ // 24%5 = TEMPV
+
+ __asm__ __volatile__ (
+ "1:\n"
+
+ "movq (%0), %%mm1\n" // load G2R2B1G1R1B0G0R0
+ "pxor %%mm6, %%mm6\n" // 0 -> mm6
+ "movq %%mm1, %%mm0\n" // G2R2B1G1R1B0G0R0 -> mm0
+ "psrlq $16, %%mm1\n" // 00G2R2B1G1R1B0 -> mm1
+ "punpcklbw ZEROSX, %%mm0\n" // R1B0G0R0 -> mm0
+ "movq %%mm1, %%mm7\n" // 00G2R2B1G1R1B0 -> mm7
+ "punpcklbw ZEROSX, %%mm1\n" // B1G1R1B0 -> mm1
+ "movq %%mm0, %%mm2\n" // R1B0G0R0 -> mm2
+ "pmaddwd YR0GRX, %%mm0\n" // yrR1,ygG0+yrR0 -> mm0
+ "movq %%mm1, %%mm3\n" // B1G1R1B0 -> mm3
+ "pmaddwd YBG0BX, %%mm1\n" // ybB1+ygG1,ybB0 -> mm1
+ "movq %%mm2, %%mm4\n" // R1B0G0R0 -> mm4
+ "pmaddwd UR0GRX, %%mm2\n" // urR1,ugG0+urR0 -> mm2
+ "movq %%mm3, %%mm5\n" // B1G1R1B0 -> mm5
+ "pmaddwd UBG0BX, %%mm3\n" // ubB1+ugG1,ubB0 -> mm3
+ "punpckhbw %%mm6, %%mm7\n" // 00G2R2 -> mm7
+ "pmaddwd VR0GRX, %%mm4\n" // vrR1,vgG0+vrR0 -> mm4
+ "paddd %%mm1, %%mm0\n" // Y1Y0 -> mm0
+
+ "pmaddwd VBG0BX, %%mm5\n" // vbB1+vgG1,vbB0 -> mm5
+
+ "movq 8(%0),%%mm1\n" // load G2R2B1G1R1B0G0R0
+ "paddd %%mm3, %%mm2\n" // U1U0 -> mm2
+
+ "movq %%mm1, %%mm6\n" // R5B4G4R4B3G3R3B2 -> mm6
+ "punpcklbw ZEROSX, %%mm1\n" // B3G3R3B2 -> mm1
+ "paddd %%mm5, %%mm4\n" // V1V0 -> mm4
+
+ //----------------------------------------------------------------------
+
+ "movq %%mm1, %%mm5\n" // B3G3R3B2 -> mm5
+ "psllq $32, %%mm1\n" // R3B200 -> mm1
+
+ "paddd %%mm7, %%mm1\n" // R3B200+00G2R2=R3B2G2R2->mm1
+
+ "punpckhbw ZEROSX, %%mm6\n" // R5B4G4R3 -> mm6
+ "movq %%mm1, %%mm3\n" // R3B2G2R2 -> mm3
+
+ "pmaddwd YR0GRX, %%mm1\n" // yrR3,ygG2+yrR2 -> mm1
+ "movq %%mm5, %%mm7\n" // B3G3R3B2 -> mm7
+
+ "pmaddwd YBG0BX, %%mm5\n" // ybB3+ygG3,ybB2 -> mm5
+ "psrad $15, %%mm0\n" // 32-bit scaled Y1Y0 -> mm0
+
+ "movq %%mm6, %5\n" // R5B4G4R4 -> TEMP0
+ "movq %%mm3, %%mm6\n" // R3B2G2R2 -> mm6
+ "pmaddwd UR0GRX, %%mm6\n" // urR3,ugG2+urR2 -> mm6
+ "psrad $15, %%mm2\n" // 32-bit scaled U1U0 -> mm2
+
+ "paddd %%mm5, %%mm1\n" // Y3Y2 -> mm1
+ "movq %%mm7, %%mm5\n" // B3G3R3B2 -> mm5
+ "pmaddwd UBG0BX, %%mm7\n" // ubB3+ugG3,ubB2
+ "psrad $15, %%mm1\n" // 32-bit scaled Y3Y2 -> mm1
+
+ "pmaddwd VR0GRX, %%mm3\n" // vrR3,vgG2+vgR2
+ "packssdw %%mm1, %%mm0\n" // Y3Y2Y1Y0 -> mm0
+
+ "pmaddwd VBG0BX, %%mm5\n" // vbB3+vgG3,vbB2 -> mm5
+ "psrad $15, %%mm4\n" // 32-bit scaled V1V0 -> mm4
+
+ //----------------------------------------------------------------------
+
+ "movq 16(%0), %%mm1\n" // B7G7R7B6G6R6B5G5 -> mm7
+ "paddd %%mm7, %%mm6\n" // U3U2 -> mm6
+
+ "movq %%mm1, %%mm7\n" // B7G7R7B6G6R6B5G5 -> mm1
+ "psrad $15, %%mm6\n" // 32-bit scaled U3U2 -> mm6
+
+ "paddd %%mm5, %%mm3\n" // V3V2 -> mm3
+ "psllq $16, %%mm7\n" // R7B6G6R6B5G500 -> mm7
+
+ "movq %%mm7, %%mm5\n" // R7B6G6R6B5G500 -> mm5
+ "psrad $15, %%mm3\n" // 32-bit scaled V3V2 -> mm3
+
+ "movq %%mm0, 8%5\n" // 32-bit scaled Y3Y2Y1Y0 -> TEMPY
+ "packssdw %%mm6, %%mm2\n" // 32-bit scaled U3U2U1U0 -> mm2
+
+ "movq %5, %%mm0\n" // R5B4G4R4 -> mm0
+
+ "punpcklbw ZEROSX, %%mm7\n" // B5G500 -> mm7
+ "movq %%mm0, %%mm6\n" // R5B4G4R4 -> mm6
+
+ "movq %%mm2, 16%5\n" // 32-bit scaled U3U2U1U0 -> TEMPU
+ "psrlq $32, %%mm0\n" // 00R5B4 -> mm0
+
+ "paddw %%mm0, %%mm7\n" // B5G5R5B4 -> mm7
+ "movq %%mm6, %%mm2\n" // B5B4G4R4 -> mm2
+
+ "pmaddwd YR0GRX, %%mm2\n" // yrR5,ygG4+yrR4 -> mm2
+ "movq %%mm7, %%mm0\n" // B5G5R5B4 -> mm0
+
+ "pmaddwd YBG0BX, %%mm7\n" // ybB5+ygG5,ybB4 -> mm7
+ "packssdw %%mm3, %%mm4\n" // 32-bit scaled V3V2V1V0 -> mm4
+
+ //----------------------------------------------------------------------
+
+ "movq %%mm4, 24%5\n" // (V3V2V1V0)/256 -> mm4
+
+ "movq %%mm6, %%mm4\n" // B5B4G4R4 -> mm4
+
+ "pmaddwd UR0GRX, %%mm6\n" // urR5,ugG4+urR4
+ "movq %%mm0, %%mm3\n" // B5G5R5B4 -> mm0
+
+ "pmaddwd UBG0BX, %%mm0\n" // ubB5+ugG5,ubB4
+ "paddd %%mm7, %%mm2\n" // Y5Y4 -> mm2
+
+ //----------------------------------------------------------------------
+
+ "pmaddwd VR0GRX, %%mm4\n" // vrR5,vgG4+vrR4 -> mm4
+ "pxor %%mm7, %%mm7\n" // 0 -> mm7
+
+ "pmaddwd VBG0BX, %%mm3\n" // vbB5+vgG5,vbB4 -> mm3
+ "punpckhbw %%mm7, %%mm1\n" // B7G7R7B6 -> mm1
+
+ "paddd %%mm6, %%mm0\n" // U5U4 -> mm0
+ "movq %%mm1, %%mm6\n" // B7G7R7B6 -> mm6
+
+ "pmaddwd YBG0BX, %%mm6\n" // ybB7+ygG7,ybB6 -> mm6
+ "punpckhbw %%mm7, %%mm5\n" // R7B6G6R6 -> mm5
+
+ "movq %%mm5, %%mm7\n" // R7B6G6R6 -> mm7
+ "paddd %%mm4, %%mm3\n" // V5V4 -> mm3
+
+ "pmaddwd YR0GRX, %%mm5\n" // yrR7,ygG6+yrR6 -> mm5
+ "movq %%mm1, %%mm4\n" // B7G7R7B6 -> mm4
+
+ "pmaddwd UBG0BX, %%mm4\n" // ubB7+ugG7,ubB6 -> mm4
+ "psrad $15, %%mm0\n" // 32-bit scaled U5U4 -> %%mm0
+
+ //----------------------------------------------------------------------
+
+ "paddd OFFSETWX, %%mm0\n" // add offset to U5U4 -> mm0
+ "psrad $15, %%mm2\n" // 32-bit scaled Y5Y4 -> mm2
+
+ "paddd %%mm5, %%mm6\n" // Y7Y6 -> mm6
+ "movq %%mm7, %%mm5\n" // R7B6G6R6 -> mm5
+
+ "pmaddwd UR0GRX, %%mm7\n" // urR7,ugG6+ugR6 -> mm7
+ "psrad $15, %%mm3\n" // 32-bit scaled V5V4 -> mm3
+
+ "pmaddwd VBG0BX, %%mm1\n" // vbB7+vgG7,vbB6 -> mm1
+ "psrad $15, %%mm6\n" // 32-bit scaled Y7Y6 -> mm6
+
+ "paddd OFFSETDX, %%mm4\n" // add offset to U7U6
+ "packssdw %%mm6, %%mm2\n" // Y7Y6Y5Y4 -> mm2
+
+ "pmaddwd VR0GRX, %%mm5\n" // vrR7,vgG6+vrR6 -> mm5
+ "paddd %%mm4, %%mm7\n" // U7U6 -> mm7
+
+ "psrad $15, %%mm7\n" // 32-bit scaled U7U6 -> mm7
+
+ //----------------------------------------------------------------------
+
+ "movq 8%5, %%mm6\n" // 32-bit scaled Y3Y2Y1Y0 -> mm6
+ "packssdw %%mm7, %%mm0\n" // 32-bit scaled U7U6U5U4 -> mm0
+
+ "movq 16%5, %%mm4\n" // 32-bit scaled U3U2U1U0 -> mm4
+ "packuswb %%mm2, %%mm6\n" // all 8 Y values -> mm6
+
+ "movq OFFSETBX, %%mm7\n" // 128,128,128,128 -> mm7
+ "paddd %%mm5, %%mm1\n" // V7V6 -> mm1
+
+ "paddw %%mm7, %%mm4\n" // add offset to U3U2U1U0/256
+ "psrad $15, %%mm1\n" // 32-bit scaled V7V6 -> mm1
+
+ //----------------------------------------------------------------------
+
+ "movq %%mm6, (%1)\n" // store Y
+ "packuswb %%mm0, %%mm4\n" // all 8 U values -> mm4
+
+ "movq 24%5, %%mm5\n" // 32-bit scaled V3V2V1V0 -> mm5
+ "packssdw %%mm1, %%mm3\n" // V7V6V5V4 -> mm3
+ "paddw %%mm7, %%mm5\n" // add offset to V3V2V1V0
+ "paddw %%mm7, %%mm3\n" // add offset to V7V6V5V4
+
+ "movq %%mm4, (%2)\n" // store U
+ "packuswb %%mm3, %%mm5\n" // ALL 8 V values -> mm5
+
+ "movq %%mm5, (%3)\n" // store V
+
+ "sub $8, %4\n"
+ "jnz 1b\n"
+ "emms\n"
+
+ :
+ : "r" (rgb), "r" (lum), "r" (cr), "r" (cb), "m" (pixel), "m" (buf[0])
+ );
+}
+
+void rgb2yuv24bit_mmx422_row(unsigned char* rgb, unsigned char* lum, unsigned char* cr,
+ unsigned char* cb, int pixel)
+{
+ unsigned int buf[8];
+
+ // %5 = TEMP0
+ // 8%5 = TEMPY
+ // 16%5 = TEMPU
+ // 24%5 = TEMPV
+
+ __asm__ __volatile__ (
+ "1:\n"
+
+ "movq (%0), %%mm1\n" // load G2R2B1G1R1B0G0R0
+ "pxor %%mm6, %%mm6\n" // 0 -> mm6
+ "movq %%mm1, %%mm0\n" // G2R2B1G1R1B0G0R0 -> mm0
+ "psrlq $16, %%mm1\n" // 00G2R2B1G1R1B0 -> mm1
+ "punpcklbw ZEROSX, %%mm0\n" // R1B0G0R0 -> mm0
+ "movq %%mm1, %%mm7\n" // 00G2R2B1G1R1B0 -> mm7
+ "punpcklbw ZEROSX, %%mm1\n" // B1G1R1B0 -> mm1
+ "movq %%mm0, %%mm2\n" // R1B0G0R0 -> mm2
+ "pmaddwd YR0GRX, %%mm0\n" // yrR1,ygG0+yrR0 -> mm0
+
+ "movq %%mm1, %%mm3\n" // B1G1R1B0 -> mm3
+ "pmaddwd YBG0BX, %%mm1\n" // ybB1+ygG1,ybB0 -> mm1
+ "movq %%mm2, %%mm4\n" // R1B0G0R0 -> mm4
+ "pmaddwd UR0GRX, %%mm2\n" // urR1,ugG0+urR0 -> mm2
+ "movq %%mm3, %%mm5\n" // B1G1R1B0 -> mm5
+ "pmaddwd UBG0BX, %%mm3\n" // ubB1+ugG1,ubB0 -> mm3
+ "punpckhbw %%mm6, %%mm7\n" // 00G2R2 -> mm7
+ "pmaddwd VR0GRX, %%mm4\n" // vrR1,vgG0+vrR0 -> mm4
+ "paddd %%mm1, %%mm0\n" // Y1Y0 -> mm0
+
+ "pmaddwd VBG0BX, %%mm5\n" // vbB1+vgG1,vbB0 -> mm5
+
+ "movq 8(%0),%%mm1\n" // load G2R2B1G1R1B0G0R0
+ "paddd %%mm3, %%mm2\n" // U1U0 -> mm2
+
+ "movq %%mm1, %%mm6\n" // R5B4G4R4B3G3R3B2 -> mm6
+ "punpcklbw ZEROSX, %%mm1\n" // B3G3R3B2 -> mm1
+ "paddd %%mm5, %%mm4\n" // V1V0 -> mm4
+
+ //----------------------------------------------------------------------
+
+ "movq %%mm1, %%mm5\n" // B3G3R3B2 -> mm5
+ "psllq $32, %%mm1\n" // R3B200 -> mm1
+
+ "paddd %%mm7, %%mm1\n" // R3B200+00G2R2=R3B2G2R2->mm1
+
+ "punpckhbw ZEROSX, %%mm6\n" // R5B4G4R3 -> mm6
+ "movq %%mm1, %%mm3\n" // R3B2G2R2 -> mm3
+
+ "pmaddwd YR0GRX, %%mm1\n" // yrR3,ygG2+yrR2 -> mm1
+ "movq %%mm5, %%mm7\n" // B3G3R3B2 -> mm7
+
+ "pmaddwd YBG0BX, %%mm5\n" // ybB3+ygG3,ybB2 -> mm5
+ "psrad $15, %%mm0\n" // 32-bit scaled Y1Y0 -> mm0
+
+ "movq %%mm6, %5\n" // R5B4G4R4 -> TEMP0
+ "movq %%mm3, %%mm6\n" // R3B2G2R2 -> mm6
+ "pmaddwd UR0GRX, %%mm6\n" // urR3,ugG2+urR2 -> mm6
+ "psrad $15, %%mm2\n" // 32-bit scaled U1U0 -> mm2
+
+ "paddd %%mm5, %%mm1\n" // Y3Y2 -> mm1
+ "movq %%mm7, %%mm5\n" // B3G3R3B2 -> mm5
+ "pmaddwd UBG0BX, %%mm7\n" // ubB3+ugG3,ubB2
+ "psrad $15, %%mm1\n" // 32-bit scaled Y3Y2 -> mm1
+
+ "pmaddwd VR0GRX, %%mm3\n" // vrR3,vgG2+vgR2
+ "packssdw %%mm1, %%mm0\n" // Y3Y2Y1Y0 -> mm0
+
+ "pmaddwd VBG0BX, %%mm5\n" // vbB3+vgG3,vbB2 -> mm5
+ "psrad $15, %%mm4\n" // 32-bit scaled V1V0 -> mm4
+
+ //----------------------------------------------------------------------
+
+ "movq 16(%0), %%mm1\n" // B7G7R7B6G6R6B5G5 -> mm7
+ "paddd %%mm7, %%mm6\n" // U3U2 -> mm6
+
+ "movq %%mm1, %%mm7\n" // B7G7R7B6G6R6B5G5 -> mm1
+ "psrad $15, %%mm6\n" // 32-bit scaled U3U2 -> mm6
+
+ "paddd %%mm5, %%mm3\n" // V3V2 -> mm3
+ "psllq $16, %%mm7\n" // R7B6G6R6B5G500 -> mm7
+
+ "movq %%mm7, %%mm5\n" // R7B6G6R6B5G500 -> mm5
+ "psrad $15, %%mm3\n" // 32-bit scaled V3V2 -> mm3
+
+ "movq %%mm0, 8%5\n" // 32-bit scaled Y3Y2Y1Y0 -> TEMPY
+ "packssdw %%mm6, %%mm2\n" // 32-bit scaled U3U2U1U0 -> mm2
+
+ "movq %5, %%mm0\n" // R5B4G4R4 -> mm0
+
+ "punpcklbw ZEROSX, %%mm7\n" // B5G500 -> mm7
+ "movq %%mm0, %%mm6\n" // R5B4G4R4 -> mm6
+
+ "movq %%mm2, 16%5\n" // 32-bit scaled U3U2U1U0 -> TEMPU
+ "psrlq $32, %%mm0\n" // 00R5B4 -> mm0
+
+ "paddw %%mm0, %%mm7\n" // B5G5R5B4 -> mm7
+ "movq %%mm6, %%mm2\n" // B5B4G4R4 -> mm2
+
+ "pmaddwd YR0GRX, %%mm2\n" // yrR5,ygG4+yrR4 -> mm2
+ "movq %%mm7, %%mm0\n" // B5G5R5B4 -> mm0
+
+ "pmaddwd YBG0BX, %%mm7\n" // ybB5+ygG5,ybB4 -> mm7
+ "packssdw %%mm3, %%mm4\n" // 32-bit scaled V3V2V1V0 -> mm4
+
+ //----------------------------------------------------------------------
+
+ "movq %%mm4, 24%5\n" // (V3V2V1V0)/256 -> mm4
+
+ "movq %%mm6, %%mm4\n" // B5B4G4R4 -> mm4
+
+ "pmaddwd UR0GRX, %%mm6\n" // urR5,ugG4+urR4
+ "movq %%mm0, %%mm3\n" // B5G5R5B4 -> mm0
+
+ "pmaddwd UBG0BX, %%mm0\n" // ubB5+ugG5,ubB4
+ "paddd %%mm7, %%mm2\n" // Y5Y4 -> mm2
+
+ //----------------------------------------------------------------------
+
+ "pmaddwd VR0GRX, %%mm4\n" // vrR5,vgG4+vrR4 -> mm4
+ "pxor %%mm7, %%mm7\n" // 0 -> mm7
+
+ "pmaddwd VBG0BX, %%mm3\n" // vbB5+vgG5,vbB4 -> mm3
+ "punpckhbw %%mm7, %%mm1\n" // B7G7R7B6 -> mm1
+
+ "paddd %%mm6, %%mm0\n" // U5U4 -> mm0
+ "movq %%mm1, %%mm6\n" // B7G7R7B6 -> mm6
+
+ "pmaddwd YBG0BX, %%mm6\n" // ybB7+ygG7,ybB6 -> mm6
+ "punpckhbw %%mm7, %%mm5\n" // R7B6G6R6 -> mm5
+
+ "movq %%mm5, %%mm7\n" // R7B6G6R6 -> mm7
+ "paddd %%mm4, %%mm3\n" // V5V4 -> mm3
+
+ "pmaddwd YR0GRX, %%mm5\n" // yrR7,ygG6+yrR6 -> mm5
+ "movq %%mm1, %%mm4\n" // B7G7R7B6 -> mm4
+
+ "pmaddwd UBG0BX, %%mm4\n" // ubB7+ugG7,ubB6 -> mm4
+ "psrad $15, %%mm0\n" // 32-bit scaled U5U4 -> %%mm0
+
+ //----------------------------------------------------------------------
+
+ "paddd OFFSETWX, %%mm0\n" // add offset to U5U4 -> mm0
+ "psrad $15, %%mm2\n" // 32-bit scaled Y5Y4 -> mm2
+
+ "paddd %%mm5, %%mm6\n" // Y7Y6 -> mm6
+ "movq %%mm7, %%mm5\n" // R7B6G6R6 -> mm5
+
+ "pmaddwd UR0GRX, %%mm7\n" // urR7,ugG6+ugR6 -> mm7
+ "psrad $15, %%mm3\n" // 32-bit scaled V5V4 -> mm3
+
+ "pmaddwd VBG0BX, %%mm1\n" // vbB7+vgG7,vbB6 -> mm1
+ "psrad $15, %%mm6\n" // 32-bit scaled Y7Y6 -> mm6
+
+ "paddd OFFSETDX, %%mm4\n" // add offset to U7U6
+ "packssdw %%mm6, %%mm2\n" // Y7Y6Y5Y4 -> mm2
+
+ "pmaddwd VR0GRX, %%mm5\n" // vrR7,vgG6+vrR6 -> mm5
+ "paddd %%mm4, %%mm7\n" // U7U6 -> mm7
+
+ "psrad $15, %%mm7\n" // 32-bit scaled U7U6 -> mm7
+
+ //----------------------------------------------------------------------
+
+ "movq 8%5, %%mm6\n" // 32-bit scaled Y3Y2Y1Y0 -> mm6
+ "packssdw %%mm7, %%mm0\n" // 32-bit scaled U7U6U5U4 -> mm0
+
+ "movq 16%5, %%mm4\n" // 32-bit scaled U3U2U1U0 -> mm4
+ "packuswb %%mm2, %%mm6\n" // all 8 Y values -> mm6
+
+ "movq OFFSETBX, %%mm7\n" // 128,128,128,128 -> mm7
+ "paddd %%mm5, %%mm1\n" // V7V6 -> mm1
+
+ "paddw %%mm7, %%mm4\n" // add offset to U3U2U1U0/256
+ "psrad $15, %%mm1\n" // 32-bit scaled V7V6 -> mm1
+
+ //----------------------------------------------------------------------
+
+ "movq %%mm6, (%1)\n" // store Y
+ "packuswb %%mm0, %%mm4\n" // all 8 U values -> mm4
+
+ "movq 24%5, %%mm5\n" // 32-bit scaled V3V2V1V0 -> mm5
+ "packssdw %%mm1, %%mm3\n" // V7V6V5V4 -> mm3
+ "paddw %%mm7, %%mm5\n" // add offset to V3V2V1V0
+ "paddw %%mm7, %%mm3\n" // add offset to V7V6V5V4
+
+ "packuswb %%mm3, %%mm5\n" // ALL 8 V values -> mm5
+
+ // pack U and V
+ "movq CLEARX, %%mm2\n"
+ "pand %%mm2, %%mm4\n"
+ "pand %%mm2, %%mm5\n"
+
+ "packuswb %%mm5, %%mm4\n"
+
+ "movd %%mm4, (%2)\n"
+ "psrlq $32, %%mm4\n"
+ "movd %%mm4, (%3)\n"
+
+ "add $24, %0\n"
+ "add $8, %1\n"
+ "add $4, %2\n"
+ "add $4, %3\n"
+
+ "sub $8, %4\n"
+ "jnz 1b\n"
+ "emms\n"
+
+ :
+ : "r" (rgb), "r" (lum), "r" (cr), "r" (cb), "m" (pixel), "m" (buf[0])
+ );
+}
+
+void rgb2yuv32bit_mmx422_row(unsigned char* rgb, unsigned char* lum, unsigned char* cr,
+ unsigned char* cb, int pixel)
+{
+ unsigned int buf[8];
+
+ // %5 = TEMP0
+ // 8%5 = TEMPY
+ // 16%5 = TEMPU
+ // 24%5 = TEMPV
+
+ __asm__ __volatile__ (
+ "1:\n"
+
+ // pack rgb
+ // was: "movq (%0), %%mm1\n" // load G2R2B1G1R1B0G0R0
+ // ------------------------------
+ // (uses: mm0, mm1)
+ "movd 8(%0), %%mm0\n"
+ "psllq $24, %%mm0\n"
+ "movd 4(%0), %%mm1\n"
+ "por %%mm1, %%mm0\n"
+ "psllq $24, %%mm0\n"
+ "movd (%0), %%mm1\n"
+ "por %%mm0, %%mm1\n"
+ // ------------------------------
+
+ "pxor %%mm6, %%mm6\n" // 0 -> mm6
+ "movq %%mm1, %%mm0\n" // G2R2B1G1R1B0G0R0 -> mm0
+ "psrlq $16, %%mm1\n" // 00G2R2B1G1R1B0 -> mm1
+ "punpcklbw ZEROSX, %%mm0\n" // R1B0G0R0 -> mm0
+ "movq %%mm1, %%mm7\n" // 00G2R2B1G1R1B0 -> mm7
+ "punpcklbw ZEROSX, %%mm1\n" // B1G1R1B0 -> mm1
+ "movq %%mm0, %%mm2\n" // R1B0G0R0 -> mm2
+ "pmaddwd YR0GRX, %%mm0\n" // yrR1,ygG0+yrR0 -> mm0
+
+ "movq %%mm1, %%mm3\n" // B1G1R1B0 -> mm3
+ "pmaddwd YBG0BX, %%mm1\n" // ybB1+ygG1,ybB0 -> mm1
+ "movq %%mm2, %%mm4\n" // R1B0G0R0 -> mm4
+ "pmaddwd UR0GRX, %%mm2\n" // urR1,ugG0+urR0 -> mm2
+ "movq %%mm3, %%mm5\n" // B1G1R1B0 -> mm5
+ "pmaddwd UBG0BX, %%mm3\n" // ubB1+ugG1,ubB0 -> mm3
+ "punpckhbw %%mm6, %%mm7\n" // 00G2R2 -> mm7
+ "pmaddwd VR0GRX, %%mm4\n" // vrR1,vgG0+vrR0 -> mm4
+ "paddd %%mm1, %%mm0\n" // Y1Y0 -> mm0
+
+ "pmaddwd VBG0BX, %%mm5\n" // vbB1+vgG1,vbB0 -> mm5
+
+ // pack rgb
+ // was: "movq 8(%0),%%mm1\n" // R5B4G4R4B3G3R3B2 -> mm1
+ // ------------------------------
+ // (uses: mm1, mm6)
+ "movd 20(%0), %%mm1\n"
+ "psllq $24, %%mm1\n"
+ "movd 16(%0), %%mm6\n"
+ "por %%mm6, %%mm1\n"
+ "psllq $24, %%mm1\n"
+ "movd 12(%0), %%mm6\n"
+ "por %%mm6, %%mm1\n"
+ "psllq $8, %%mm1\n"
+ "movd 8(%0), %%mm6\n"
+ "psrlq $16, %%mm6\n"
+ "por %%mm6, %%mm1\n"
+ // ------------------------------
+
+ "paddd %%mm3, %%mm2\n" // U1U0 -> mm2
+
+ "movq %%mm1, %%mm6\n" // R5B4G4R4B3G3R3B2 -> mm6
+ "punpcklbw ZEROSX, %%mm1\n" // B3G3R3B2 -> mm1
+ "paddd %%mm5, %%mm4\n" // V1V0 -> mm4
+
+ //----------------------------------------------------------------------
+
+ "movq %%mm1, %%mm5\n" // B3G3R3B2 -> mm5
+ "psllq $32, %%mm1\n" // R3B200 -> mm1
+
+ "paddd %%mm7, %%mm1\n" // R3B200+00G2R2=R3B2G2R2->mm1
+
+ "punpckhbw ZEROSX, %%mm6\n" // R5B4G4R3 -> mm6
+ "movq %%mm1, %%mm3\n" // R3B2G2R2 -> mm3
+
+ "pmaddwd YR0GRX, %%mm1\n" // yrR3,ygG2+yrR2 -> mm1
+ "movq %%mm5, %%mm7\n" // B3G3R3B2 -> mm7
+
+ "pmaddwd YBG0BX, %%mm5\n" // ybB3+ygG3,ybB2 -> mm5
+ "psrad $15, %%mm0\n" // 32-bit scaled Y1Y0 -> mm0
+
+ "movq %%mm6, %5\n" // R5B4G4R4 -> TEMP0
+ "movq %%mm3, %%mm6\n" // R3B2G2R2 -> mm6
+ "pmaddwd UR0GRX, %%mm6\n" // urR3,ugG2+urR2 -> mm6
+ "psrad $15, %%mm2\n" // 32-bit scaled U1U0 -> mm2
+
+ "paddd %%mm5, %%mm1\n" // Y3Y2 -> mm1
+ "movq %%mm7, %%mm5\n" // B3G3R3B2 -> mm5
+ "pmaddwd UBG0BX, %%mm7\n" // ubB3+ugG3,ubB2
+ "psrad $15, %%mm1\n" // 32-bit scaled Y3Y2 -> mm1
+
+ "pmaddwd VR0GRX, %%mm3\n" // vrR3,vgG2+vgR2
+ "packssdw %%mm1, %%mm0\n" // Y3Y2Y1Y0 -> mm0
+
+ "pmaddwd VBG0BX, %%mm5\n" // vbB3+vgG3,vbB2 -> mm5
+ "psrad $15, %%mm4\n" // 32-bit scaled V1V0 -> mm4
+
+ //----------------------------------------------------------------------
+
+ "paddd %%mm7, %%mm6\n" // U3U2 -> mm6
+
+ // pack rgb
+ // was: "movq 16(%0), %%mm1\n" // B7G7R7B6G6R6B5G5 -> mm1
+ // ------------------------------
+ // (uses: mm1, mm7)
+ "movd 28(%0), %%mm1\n"
+ "psllq $24, %%mm1\n"
+ "movd 24(%0), %%mm7\n"
+ "por %%mm7, %%mm1\n"
+ "psllq $16, %%mm1\n"
+ "movd 20(%0), %%mm7\n"
+ "psrlq $8, %%mm7\n"
+ "por %%mm7, %%mm1\n"
+ // ------------------------------
+
+ "movq %%mm1, %%mm7\n" // B7G7R7B6G6R6B5G5 -> mm1
+ "psrad $15, %%mm6\n" // 32-bit scaled U3U2 -> mm6
+
+ "paddd %%mm5, %%mm3\n" // V3V2 -> mm3
+ "psllq $16, %%mm7\n" // R7B6G6R6B5G500 -> mm7
+
+ "movq %%mm7, %%mm5\n" // R7B6G6R6B5G500 -> mm5
+ "psrad $15, %%mm3\n" // 32-bit scaled V3V2 -> mm3
+
+ "movq %%mm0, 8%5\n" // 32-bit scaled Y3Y2Y1Y0 -> TEMPY
+
+ "packssdw %%mm6, %%mm2\n" // 32-bit scaled U3U2U1U0 -> mm2
+
+ "movq %5, %%mm0\n" // R5B4G4R4 -> mm0
+
+ "punpcklbw ZEROSX, %%mm7\n" // B5G500 -> mm7
+ "movq %%mm0, %%mm6\n" // R5B4G4R4 -> mm6
+
+ "movq %%mm2, 16%5\n" // 32-bit scaled U3U2U1U0 -> TEMPU
+ "psrlq $32, %%mm0\n" // 00R5B4 -> mm0
+
+ "paddw %%mm0, %%mm7\n" // B5G5R5B4 -> mm7
+ "movq %%mm6, %%mm2\n" // B5B4G4R4 -> mm2
+
+ "pmaddwd YR0GRX, %%mm2\n" // yrR5,ygG4+yrR4 -> mm2
+ "movq %%mm7, %%mm0\n" // B5G5R5B4 -> mm0
+
+ "pmaddwd YBG0BX, %%mm7\n" // ybB5+ygG5,ybB4 -> mm7
+ "packssdw %%mm3, %%mm4\n" // 32-bit scaled V3V2V1V0 -> mm4
+
+ //----------------------------------------------------------------------
+
+ "movq %%mm4, 24%5\n" // (V3V2V1V0)/256 -> mm4
+
+ "movq %%mm6, %%mm4\n" // B5B4G4R4 -> mm4
+
+ "pmaddwd UR0GRX, %%mm6\n" // urR5,ugG4+urR4
+ "movq %%mm0, %%mm3\n" // B5G5R5B4 -> mm0
+
+ "pmaddwd UBG0BX, %%mm0\n" // ubB5+ugG5,ubB4
+ "paddd %%mm7, %%mm2\n" // Y5Y4 -> mm2
+
+ //----------------------------------------------------------------------
+
+ "pmaddwd VR0GRX, %%mm4\n" // vrR5,vgG4+vrR4 -> mm4
+ "pxor %%mm7, %%mm7\n" // 0 -> mm7
+
+ "pmaddwd VBG0BX, %%mm3\n" // vbB5+vgG5,vbB4 -> mm3
+ "punpckhbw %%mm7, %%mm1\n" // B7G7R7B6 -> mm1
+
+ "paddd %%mm6, %%mm0\n" // U5U4 -> mm0
+ "movq %%mm1, %%mm6\n" // B7G7R7B6 -> mm6
+
+ "pmaddwd YBG0BX, %%mm6\n" // ybB7+ygG7,ybB6 -> mm6
+ "punpckhbw %%mm7, %%mm5\n" // R7B6G6R6 -> mm5
+
+ "movq %%mm5, %%mm7\n" // R7B6G6R6 -> mm7
+ "paddd %%mm4, %%mm3\n" // V5V4 -> mm3
+
+ "pmaddwd YR0GRX, %%mm5\n" // yrR7,ygG6+yrR6 -> mm5
+ "movq %%mm1, %%mm4\n" // B7G7R7B6 -> mm4
+
+ "pmaddwd UBG0BX, %%mm4\n" // ubB7+ugG7,ubB6 -> mm4
+ "psrad $15, %%mm0\n" // 32-bit scaled U5U4 -> %%mm0
+
+ //----------------------------------------------------------------------
+
+ "paddd OFFSETWX, %%mm0\n" // add offset to U5U4 -> mm0
+ "psrad $15, %%mm2\n" // 32-bit scaled Y5Y4 -> mm2
+
+ "paddd %%mm5, %%mm6\n" // Y7Y6 -> mm6
+ "movq %%mm7, %%mm5\n" // R7B6G6R6 -> mm5
+
+ "pmaddwd UR0GRX, %%mm7\n" // urR7,ugG6+ugR6 -> mm7
+ "psrad $15, %%mm3\n" // 32-bit scaled V5V4 -> mm3
+
+ "pmaddwd VBG0BX, %%mm1\n" // vbB7+vgG7,vbB6 -> mm1
+ "psrad $15, %%mm6\n" // 32-bit scaled Y7Y6 -> mm6
+
+ "paddd OFFSETDX, %%mm4\n" // add offset to U7U6
+ "packssdw %%mm6, %%mm2\n" // Y7Y6Y5Y4 -> mm2
+
+ "pmaddwd VR0GRX, %%mm5\n" // vrR7,vgG6+vrR6 -> mm5
+ "paddd %%mm4, %%mm7\n" // U7U6 -> mm7
+
+ "psrad $15, %%mm7\n" // 32-bit scaled U7U6 -> mm7
+
+ //----------------------------------------------------------------------
+
+ "movq 8%5, %%mm6\n" // 32-bit scaled Y3Y2Y1Y0 -> mm6
+ "packssdw %%mm7, %%mm0\n" // 32-bit scaled U7U6U5U4 -> mm0
+
+ "movq 16%5, %%mm4\n" // 32-bit scaled U3U2U1U0 -> mm4
+ "packuswb %%mm2, %%mm6\n" // all 8 Y values -> mm6
+
+ "movq OFFSETBX, %%mm7\n" // 128,128,128,128 -> mm7
+ "paddd %%mm5, %%mm1\n" // V7V6 -> mm1
+
+ "paddw %%mm7, %%mm4\n" // add offset to U3U2U1U0/256
+ "psrad $15, %%mm1\n" // 32-bit scaled V7V6 -> mm1
+
+ //----------------------------------------------------------------------
+
+ "movq %%mm6, (%1)\n" // store Y
+
+ "packuswb %%mm0, %%mm4\n" // all 8 U values -> mm4
+ "movq 24%5, %%mm5\n" // 32-bit scaled V3V2V1V0 -> mm5
+
+ "packssdw %%mm1, %%mm3\n" // V7V6V5V4 -> mm3
+ "paddw %%mm7, %%mm5\n" // add offset to V3V2V1V0
+ "paddw %%mm7, %%mm3\n" // add offset to V7V6V5V4
+
+ "packuswb %%mm3, %%mm5\n" // ALL 8 V values -> mm5
+
+ "movq CLEARX, %%mm2\n"
+ "pand %%mm2, %%mm4\n"
+ "pand %%mm2, %%mm5\n"
+
+ "packuswb %%mm5, %%mm4\n"
+
+ "movd %%mm4, (%2)\n"
+ "psrlq $32, %%mm4\n"
+ "movd %%mm4, (%3)\n"
+
+ "add $32, %0\n"
+ "add $8, %1\n"
+ "add $4, %2\n"
+ "add $4, %3\n"
+
+ "sub $8, %4\n"
+ "jnz 1b\n"
+
+ "emms\n"
+
+ :
+ : "r" (rgb), "r" (lum), "r" (cr), "r" (cb), "m" (pixel), "m" (buf[0])
+
+ );
+}
+
+void rgb2y24bit_mmx_row(unsigned char* rgbSource, unsigned char* lum, int pixel)
+{
+ unsigned int buf[4];
+
+ // %3 = TEMP0
+ // 8%3 = TEMPY
+
+ __asm__ __volatile__ (
+ "1:\n"
+
+ "movq (%0), %%mm1\n" // load G2R2B1G1R1B0G0R0
+ "pxor %%mm6, %%mm6\n" // 0 -> mm6
+ "movq %%mm1, %%mm0\n" // G2R2B1G1R1B0G0R0 -> mm0
+ "psrlq $16, %%mm1\n" // 00G2R2B1G1R1B0 -> mm1
+ "punpcklbw ZEROSX, %%mm0\n" // R1B0G0R0 -> mm0
+ "movq %%mm1, %%mm7\n" // 00G2R2B1G1R1B0 -> mm7
+ "punpcklbw ZEROSX, %%mm1\n" // B1G1R1B0 -> mm1
+ "movq %%mm0, %%mm2\n" // R1B0G0R0 -> mm2
+ "pmaddwd YR0GRX, %%mm0\n" // yrR1,ygG0+yrR0 -> mm0
+ "movq %%mm1, %%mm3\n" // B1G1R1B0 -> mm3
+ "pmaddwd YBG0BX, %%mm1\n" // ybB1+ygG1,ybB0 -> mm1
+ "movq %%mm2, %%mm4\n" // R1B0G0R0 -> mm4
+ "movq %%mm3, %%mm5\n" // B1G1R1B0 -> mm5
+ "punpckhbw %%mm6, %%mm7\n" // 00G2R2 -> mm7
+ "paddd %%mm1, %%mm0\n" // Y1Y0 -> mm0
+
+ "movq 8(%0),%%mm1\n" // load G2R2B1G1R1B0G0R0
+
+ "movq %%mm1, %%mm6\n" // R5B4G4R4B3G3R3B2 -> mm6
+ "punpcklbw ZEROSX, %%mm1\n" // B3G3R3B2 -> mm1
+
+ //----------------------------------------------------------------------
+
+ "movq %%mm1, %%mm5\n" // B3G3R3B2 -> mm5
+ "psllq $32, %%mm1\n" // R3B200 -> mm1
+
+ "paddd %%mm7, %%mm1\n" // R3B200+00G2R2=R3B2G2R2->mm1
+
+ "punpckhbw ZEROSX, %%mm6\n" // R5B4G4R3 -> mm6
+ "movq %%mm1, %%mm3\n" // R3B2G2R2 -> mm3
+
+ "pmaddwd YR0GRX, %%mm1\n" // yrR3,ygG2+yrR2 -> mm1
+ "movq %%mm5, %%mm7\n" // B3G3R3B2 -> mm7
+
+ "pmaddwd YBG0BX, %%mm5\n" // ybB3+ygG3,ybB2 -> mm5
+ "psrad $15, %%mm0\n" // 32-bit scaled Y1Y0 -> mm0
+
+ "movq %%mm6, %3\n" // R5B4G4R4 -> TEMP0
+ "movq %%mm3, %%mm6\n" // R3B2G2R2 -> mm6
+
+ "paddd %%mm5, %%mm1\n" // Y3Y2 -> mm1
+ "movq %%mm7, %%mm5\n" // B3G3R3B2 -> mm5
+ "psrad $15, %%mm1\n" // 32-bit scaled Y3Y2 -> mm1
+
+ "packssdw %%mm1, %%mm0\n" // Y3Y2Y1Y0 -> mm0
+
+ //----------------------------------------------------------------------
+
+ "movq 16(%0), %%mm1\n" // B7G7R7B6G6R6B5G5 -> mm7
+
+ "movq %%mm1, %%mm7\n" // B7G7R7B6G6R6B5G5 -> mm1
+
+ "psllq $16, %%mm7\n" // R7B6G6R6B5G500 -> mm7
+
+ "movq %%mm7, %%mm5\n" // R7B6G6R6B5G500 -> mm5
+
+ "movq %%mm0, 8%3\n" // 32-bit scaled Y3Y2Y1Y0 -> TEMPY
+
+ "movq %3, %%mm0\n" // R5B4G4R4 -> mm0
+
+ "punpcklbw ZEROSX, %%mm7\n" // B5G500 -> mm7
+ "movq %%mm0, %%mm6\n" // R5B4G4R4 -> mm6
+
+ "psrlq $32, %%mm0\n" // 00R5B4 -> mm0
+
+ "paddw %%mm0, %%mm7\n" // B5G5R5B4 -> mm7
+ "movq %%mm6, %%mm2\n" // B5B4G4R4 -> mm2
+
+ "pmaddwd YR0GRX, %%mm2\n" // yrR5,ygG4+yrR4 -> mm2
+
+ "pmaddwd YBG0BX, %%mm7\n" // ybB5+ygG5,ybB4 -> mm7
+
+ //----------------------------------------------------------------------
+ "paddd %%mm7, %%mm2\n" // Y5Y4 -> mm2
+
+ //----------------------------------------------------------------------
+
+ "pxor %%mm7, %%mm7\n" // 0 -> mm7
+
+ "punpckhbw %%mm7, %%mm1\n" // B7G7R7B6 -> mm1
+
+ "movq %%mm1, %%mm6\n" // B7G7R7B6 -> mm6
+
+ "pmaddwd YBG0BX, %%mm6\n" // ybB7+ygG7,ybB6 -> mm6
+ "punpckhbw %%mm7, %%mm5\n" // R7B6G6R6 -> mm5
+
+ "pmaddwd YR0GRX, %%mm5\n" // yrR7,ygG6+yrR6 -> mm5
+
+ //----------------------------------------------------------------------
+
+ "psrad $15, %%mm2\n" // 32-bit scaled Y5Y4 -> mm2
+
+ "paddd %%mm5, %%mm6\n" // Y7Y6 -> mm6
+ "psrad $15, %%mm6\n" // 32-bit scaled Y7Y6 -> mm6
+
+ "packssdw %%mm6, %%mm2\n" // Y7Y6Y5Y4 -> mm2
+
+ //----------------------------------------------------------------------
+
+ "movq 8%3, %%mm6\n" // 32-bit scaled Y3Y2Y1Y0 -> mm6
+ "packuswb %%mm2, %%mm6\n" // all 8 Y values -> mm6
+
+ //----------------------------------------------------------------------
+
+ "movq %%mm6, (%1)\n" // store Y
+
+ "add $24, %0\n"
+ "add $8, %1\n"
+
+ "sub $8, %2\n"
+ "jnz 1b\n"
+ "emms\n"
+
+ :
+ : "r" (rgbSource), "r" (lum), "m" (pixel), "m" (buf[0])
+
+ );
+}
+
+void rgb2y32bit_mmx_row(unsigned char* rgbSource, unsigned char* lum, int pixel)
+{
+ unsigned int buf[4];
+
+ // %3 = TEMP0
+ // 8%3 = TEMPY
+
+ __asm__ __volatile__ (
+ "1:\n"
+
+ // pack rgb
+ // was: "movq (%0), %%mm1\n" // load G2R2B1G1R1B0G0R0
+ // ------------------------------
+ // (uses: mm0, mm1)
+ "movd 8(%0), %%mm0\n"
+ "psllq $24, %%mm0\n"
+ "movd 4(%0), %%mm1\n"
+ "por %%mm1, %%mm0\n"
+ "psllq $24, %%mm0\n"
+ "movd (%0), %%mm1\n"
+ "por %%mm0, %%mm1\n"
+ // ------------------------------
+
+ "pxor %%mm6, %%mm6\n" // 0 -> mm6
+ "movq %%mm1, %%mm0\n" // G2R2B1G1R1B0G0R0 -> mm0
+ "psrlq $16, %%mm1\n" // 00G2R2B1G1R1B0 -> mm1
+ "punpcklbw ZEROSX, %%mm0\n" // R1B0G0R0 -> mm0
+ "movq %%mm1, %%mm7\n" // 00G2R2B1G1R1B0 -> mm7
+ "punpcklbw ZEROSX, %%mm1\n" // B1G1R1B0 -> mm1
+ "movq %%mm0, %%mm2\n" // R1B0G0R0 -> mm2
+ "pmaddwd YR0GRX, %%mm0\n" // yrR1,ygG0+yrR0 -> mm0
+ "movq %%mm1, %%mm3\n" // B1G1R1B0 -> mm3
+ "pmaddwd YBG0BX, %%mm1\n" // ybB1+ygG1,ybB0 -> mm1
+ "movq %%mm2, %%mm4\n" // R1B0G0R0 -> mm4
+ "movq %%mm3, %%mm5\n" // B1G1R1B0 -> mm5
+ "punpckhbw %%mm6, %%mm7\n" // 00G2R2 -> mm7
+ "paddd %%mm1, %%mm0\n" // Y1Y0 -> mm0
+
+ // pack rgb
+ // was: "movq 8(%0),%%mm1\n" // R5B4G4R4B3G3R3B2 -> mm1
+ // ------------------------------
+ // (uses: mm1, mm6)
+ "movd 20(%0), %%mm1\n"
+ "psllq $24, %%mm1\n"
+ "movd 16(%0), %%mm6\n"
+ "por %%mm6, %%mm1\n"
+ "psllq $24, %%mm1\n"
+ "movd 12(%0), %%mm6\n"
+ "por %%mm6, %%mm1\n"
+ "psllq $8, %%mm1\n"
+ "movd 8(%0), %%mm6\n"
+ "psrlq $16, %%mm6\n"
+ "por %%mm6, %%mm1\n"
+ // ------------------------------
+
+ "movq %%mm1, %%mm6\n" // R5B4G4R4B3G3R3B2 -> mm6
+ "punpcklbw ZEROSX, %%mm1\n" // B3G3R3B2 -> mm1
+
+ //----------------------------------------------------------------------
+
+ "movq %%mm1, %%mm5\n" // B3G3R3B2 -> mm5
+ "psllq $32, %%mm1\n" // R3B200 -> mm1
+
+ "paddd %%mm7, %%mm1\n" // R3B200+00G2R2=R3B2G2R2->mm1
+
+ "punpckhbw ZEROSX, %%mm6\n" // R5B4G4R3 -> mm6
+ "movq %%mm1, %%mm3\n" // R3B2G2R2 -> mm3
+
+ "pmaddwd YR0GRX, %%mm1\n" // yrR3,ygG2+yrR2 -> mm1
+ "movq %%mm5, %%mm7\n" // B3G3R3B2 -> mm7
+
+ "pmaddwd YBG0BX, %%mm5\n" // ybB3+ygG3,ybB2 -> mm5
+ "psrad $15, %%mm0\n" // 32-bit scaled Y1Y0 -> mm0
+
+ "movq %%mm6, %3\n" // R5B4G4R4 -> TEMP0
+ "movq %%mm3, %%mm6\n" // R3B2G2R2 -> mm6
+
+ "paddd %%mm5, %%mm1\n" // Y3Y2 -> mm1
+ "movq %%mm7, %%mm5\n" // B3G3R3B2 -> mm5
+ "psrad $15, %%mm1\n" // 32-bit scaled Y3Y2 -> mm1
+
+ "packssdw %%mm1, %%mm0\n" // Y3Y2Y1Y0 -> mm0
+
+ //----------------------------------------------------------------------
+
+ // pack rgb
+ // was: "movq 16(%0), %%mm1\n" // B7G7R7B6G6R6B5G5 -> mm1
+ // ------------------------------
+ // (uses: mm1, mm7)
+ "movd 28(%0), %%mm1\n"
+ "psllq $24, %%mm1\n"
+ "movd 24(%0), %%mm7\n"
+ "por %%mm7, %%mm1\n"
+ "psllq $16, %%mm1\n"
+ "movd 20(%0), %%mm7\n"
+ "psrlq $8, %%mm7\n"
+ "por %%mm7, %%mm1\n"
+ // ------------------------------
+
+ "movq %%mm1, %%mm7\n" // B7G7R7B6G6R6B5G5 -> mm1
+
+ "psllq $16, %%mm7\n" // R7B6G6R6B5G500 -> mm7
+
+ "movq %%mm7, %%mm5\n" // R7B6G6R6B5G500 -> mm5
+
+ "movq %%mm0, 8%3\n" // 32-bit scaled Y3Y2Y1Y0 -> TEMPY
+
+ "movq %3, %%mm0\n" // R5B4G4R4 -> mm0
+
+ "punpcklbw ZEROSX, %%mm7\n" // B5G500 -> mm7
+ "movq %%mm0, %%mm6\n" // R5B4G4R4 -> mm6
+
+ "psrlq $32, %%mm0\n" // 00R5B4 -> mm0
+
+ "paddw %%mm0, %%mm7\n" // B5G5R5B4 -> mm7
+ "movq %%mm6, %%mm2\n" // B5B4G4R4 -> mm2
+
+ "pmaddwd YR0GRX, %%mm2\n" // yrR5,ygG4+yrR4 -> mm2
+
+ "pmaddwd YBG0BX, %%mm7\n" // ybB5+ygG5,ybB4 -> mm7
+
+ //----------------------------------------------------------------------
+ "paddd %%mm7, %%mm2\n" // Y5Y4 -> mm2
+
+ //----------------------------------------------------------------------
+
+ "pxor %%mm7, %%mm7\n" // 0 -> mm7
+
+ "punpckhbw %%mm7, %%mm1\n" // B7G7R7B6 -> mm1
+
+ "movq %%mm1, %%mm6\n" // B7G7R7B6 -> mm6
+
+ "pmaddwd YBG0BX, %%mm6\n" // ybB7+ygG7,ybB6 -> mm6
+ "punpckhbw %%mm7, %%mm5\n" // R7B6G6R6 -> mm5
+
+ "pmaddwd YR0GRX, %%mm5\n" // yrR7,ygG6+yrR6 -> mm5
+
+ //----------------------------------------------------------------------
+
+ "psrad $15, %%mm2\n" // 32-bit scaled Y5Y4 -> mm2
+
+ "paddd %%mm5, %%mm6\n" // Y7Y6 -> mm6
+ "psrad $15, %%mm6\n" // 32-bit scaled Y7Y6 -> mm6
+
+ "packssdw %%mm6, %%mm2\n" // Y7Y6Y5Y4 -> mm2
+
+ //----------------------------------------------------------------------
+
+ "movq 8%3, %%mm6\n" // 32-bit scaled Y3Y2Y1Y0 -> mm6
+ "packuswb %%mm2, %%mm6\n" // all 8 Y values -> mm6
+
+ //----------------------------------------------------------------------
+
+ "movq %%mm6, (%1)\n" // store Y
+
+ "add $32, %0\n"
+ "add $8, %1\n"
+
+ "sub $8, %2\n"
+ "jnz 1b\n"
+ "emms\n"
+
+ :
+ : "r" (rgbSource), "r" (lum), "r" (pixel), "m" (buf[0])
+
+ );
+}
+
+#endif
+// INTEL
+
generated by cgit v1.2.1 (git 2.18.0) at 2024-11-13 02:01:49 +0000