[89] | 1 | /***************************************************************************
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| 2 | *
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| 3 | * Copyright 2000 by David Demirdjian. All rights reserved.
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| 4 | *
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| 5 | * Developed by David Demirdjian
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| 6 | *
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| 7 | * Permission to use, copy, or modify this software and its documentation
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| 8 | * for educational and research purposes only and without fee is hereby
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| 9 | * granted, provided that this copyright notice and the original authors's
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| 10 | * names appear on all copies and supporting documentation. If individual
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| 11 | * files are separated from this distribution directory structure, this
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| 12 | * copyright notice must be included. For any other uses of this software,
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| 13 | * in original or modified form, including but not limited to distribution
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| 14 | * in whole or in part, specific prior permission must be obtained from
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| 15 | * MIT. These programs shall not be used, rewritten, or adapted as the
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| 16 | * basis of a commercial software or hardware product without first
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| 17 | * obtaining appropriate licenses from David Demirdjian. The author makes
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| 18 | * no representations about the suitability of this software for any purpose.
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| 19 | * It is provided "as is" without express or implied warranty.
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| 20 | *
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| 21 | **************************************************************************/
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| 22 | #include "stereoMatching.h"
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| 23 | #include "processingMMX.h"
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| 24 |
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| 25 | // ************************************************************
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| 26 | // ************************************************************
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| 27 | // *** List of functions (MMX) for image processing
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| 28 | // ************************************************************
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| 29 | // ************************************************************
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| 30 |
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| 31 | // shrink images by a factor 'fact'. eg if fact = 2, out will be twice as small as src
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| 32 | inline void shrinkImages(uchar* dst, const uchar* src, int width, int height, int fact)
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| 33 | {
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| 34 | int width_f = width/fact;
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| 35 | int siz = width*height/(fact*fact);
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| 36 | if (fact>0) {
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| 37 | for (int i=0,j=0; i<siz; ++i,++j,++dst,src+=fact) {
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| 38 | *dst = *src;
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| 39 | if (j==width_f-1) {
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| 40 | src+=((fact-1)*width);
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| 41 | j=0;
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| 42 | }
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| 43 | }
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| 44 | }
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| 45 | }
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| 46 |
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| 47 | // translate image of 'tx' pixels to the right
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| 48 | // (or left if tx<0)
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| 49 | void translateImage(int tx, uchar* data, int siz)
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| 50 | {
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| 51 | if (tx==0) return;
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| 52 | if (tx>0) {
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| 53 | // dest. must be after src... to avoid overwriting data
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| 54 | data += (siz-tx);
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| 55 | uchar* dataDst = data+tx;
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| 56 | for (int i=0; i<siz-tx; ++i,--dataDst,--data) {
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| 57 | *dataDst = *data;
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| 58 | }
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| 59 | } else { // tx<0
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| 60 | data -= tx;
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| 61 | uchar* dataDst = data+tx;
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| 62 | for (int i=0; i<siz-tx; ++i,++dataDst,++data) {
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| 63 | *dataDst = *data;
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| 64 | }
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| 65 | }
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| 66 | }
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| 67 |
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| 68 | void normalizeImages(uchar* data1, uchar* data2, uchar* data3, int siz)
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| 69 | {
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| 70 | float a1 = pixelMean(data1,siz);
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| 71 | float a2 = pixelMean(data2,siz);
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| 72 | float a3 = pixelMean(data3,siz);
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| 73 |
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| 74 | float minI = __min(a1, __min(a2,a3));
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| 75 |
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| 76 | if (a2==minI) {
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| 77 | multiply(data1, a2/a1, siz);
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| 78 | multiply(data3, a2/a3, siz);
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| 79 | } else if (a1==minI) {
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| 80 | multiply(data2, a1/a2, siz);
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| 81 | multiply(data3, a1/a3, siz);
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| 82 | } else {
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| 83 | multiply(data2, a3/a2, siz);
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| 84 | multiply(data1, a3/a1, siz);
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| 85 | }
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| 86 | }
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| 87 |
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| 88 | void normalizeImages(const uchar* data1, const uchar* data2, const uchar* data3,
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| 89 | uchar* out1, uchar* out2, uchar* out3, int siz)
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| 90 | {
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| 91 | float a1 = pixelMean(data1,siz);
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| 92 | float a2 = pixelMean(data2,siz);
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| 93 | float a3 = pixelMean(data3,siz);
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| 94 |
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| 95 | float minI = __min(a1, __min(a2,a3));
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| 96 |
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| 97 | if (a2==minI) {
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| 98 | multiply(data1, out1, a2/a1, siz);
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| 99 | multiply(data3, out3, a2/a3, siz);
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| 100 | copyMMX(out2, data2, siz);
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| 101 | } else if (a1==minI) {
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| 102 | multiply(data2, out2, a1/a2, siz);
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| 103 | multiply(data3, out3, a1/a3, siz);
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| 104 | copyMMX(out1, data1, siz);
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| 105 | } else {
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| 106 | multiply(data2, out2, a3/a2, siz);
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| 107 | multiply(data1, out1, a3/a1, siz);
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| 108 | copyMMX(out3, data3, siz);
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| 109 | }
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| 110 | }
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| 111 |
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| 112 | void normalizeImages(uchar* data1, uchar* data2, int siz)
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| 113 | {
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| 114 | float a1 = pixelMean(data1,siz);
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| 115 | float a2 = pixelMean(data2,siz);
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| 116 |
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| 117 | // normalize the image which average intensity is the highest
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| 118 | if (a1>a2)
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| 119 | multiply(data1, a2/a1, siz);
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| 120 | else
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| 121 | multiply(data2, a1/a2, siz);
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| 122 | }
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| 123 |
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| 124 | void normalizeImages(const uchar* data1, const uchar* data2,
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| 125 | uchar* out1, uchar* out2, int siz)
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| 126 | {
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| 127 | float a1 = pixelMean(data1,siz);
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| 128 | float a2 = pixelMean(data2,siz);
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| 129 |
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| 130 | // normalize the image which average intensity is the highest
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| 131 | if (a1>a2) {
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| 132 | multiply(data1, out1, a2/a1, siz);
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| 133 | copyMMX(out2, data2, siz);
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| 134 | } else {
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| 135 | multiply(data2, out2, a1/a2, siz);
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| 136 | copyMMX(out1, data1, siz);
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| 137 | }
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| 138 | }
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| 139 |
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| 140 | // ImgSub2: D = saturation0(|S1 - S2| + |S1 - S3|)
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| 141 | // TODO? divide the result by 2 (shift)
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| 142 | inline int ImgSubandAdd(const unsigned char *Src1, const unsigned char *Src2,
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| 143 | const unsigned char *Src3, unsigned char *Dest, int l)
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| 144 | {
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| 145 |
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| 146 | if (l < 8) return 0; // image size must be at least 8 bytes
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| 147 |
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| 148 | __asm
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| 149 | {
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| 150 | mov eax, Src1
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| 151 | mov ebx, Src2
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| 152 | mov edx, Src3
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| 153 | mov edi, Dest
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| 154 | mov ecx, l
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| 155 | shr ecx, 3
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| 156 |
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| 157 | align 16
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| 158 | inner_loop:
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| 159 | movq mm1,[eax] // mm1=src1
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| 160 |
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| 161 | movq mm2,[ebx] // mm2=src2
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| 162 |
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| 163 | movq mm4,mm1 // mm4=mm1
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| 164 |
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| 165 | psubusb mm4,mm2 // mm4 = src1 - src2
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| 166 |
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| 167 | movq mm3,[edx] // mm3=src3
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| 168 | psubusb mm2,mm1 // mm2 = src2 - src1
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| 169 |
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| 170 | movq mm5,mm1 // mm5=src1
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| 171 | por mm2,mm4 // mm2=|src1-src2|
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| 172 |
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| 173 | psubusb mm5,mm3 // mm4=src1-src3
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| 174 |
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| 175 | psubusb mm3,mm1 // mm3=src3-src1
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| 176 |
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| 177 | por mm3,mm5 // mm3=|src1-src3|
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| 178 |
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| 179 | paddusb mm2,mm3 // mm2 = |src1-src2|+|src1-src3|
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| 180 |
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| 181 | movq [edi], mm2
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| 182 | add eax,8
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| 183 | add ebx,8
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| 184 | add edx,8
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| 185 | add edi,8
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| 186 | dec ecx
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| 187 | jnz inner_loop
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| 188 | emms
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| 189 | }
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| 190 |
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| 191 | return 1;
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| 192 | }
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| 193 |
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| 194 | // ImgSub2: D = saturation0(|S1 - S2|)
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| 195 | // TODO? divide the result by 2 (shift)
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| 196 | inline int ImgSubandAdd(const unsigned char *Src1, const unsigned char *Src2,
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| 197 | const unsigned char *Dest, int l)
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| 198 | {
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| 199 |
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| 200 | if (l < 8) return 0; // image size must be at least 8 bytes
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| 201 |
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| 202 | __asm
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| 203 | {
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| 204 | mov eax, Src1
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| 205 | mov ebx, Src2
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| 206 | mov edi, Dest
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| 207 | mov ecx, l
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| 208 | shr ecx, 3
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| 209 |
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| 210 | align 16
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| 211 | inner_loop:
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| 212 | movq mm1,[eax] // mm1=src1
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| 213 | movq mm2,[ebx] // mm2=src2
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| 214 |
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| 215 | movq mm4,mm1 // mm4=mm1
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| 216 | psubusb mm4,mm2 // mm4 = src1 - src2
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| 217 |
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| 218 | psubusb mm2,mm1 // mm2 = src2 - src1
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| 219 | por mm2,mm4 // mm2=|src1-src2|
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| 220 |
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| 221 | movq [edi], mm2
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| 222 | add eax,8
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| 223 | add ebx,8
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| 224 | add edi,8
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| 225 | dec ecx
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| 226 | jnz inner_loop
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| 227 | emms
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| 228 | }
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| 229 |
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| 230 | return 1;
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| 231 | }
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| 232 |
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| 233 |
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| 234 |
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| 235 |
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| 236 |
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| 237 |
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| 238 | #define _ABS_DIFF_TRI(Z) __asm \
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| 239 | { \
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| 240 | __asm movq mm4,mm1 /* mm4=mm1 */ \
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| 241 | __asm add ebx, width \
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| 242 | __asm add edi, imageSize \
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| 243 | __asm por mm3,mm7 /* here mm2=new src2 mm3=new src3 */ \
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| 244 | \
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| 245 | __asm movq mm7, mm0 \
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| 246 | __asm psubusb mm4,mm2 /* mm4 = src1 - src2 */ \
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| 247 | \
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| 248 | __asm psubusb mm2,mm1 /* mm2 = src2 - src1 */ \
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| 249 | __asm psllq mm7,Z \
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| 250 | \
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| 251 | __asm movq mm5,mm1 /* mm5=src1 */ \
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| 252 | __asm por mm4,mm2 /* mm2=|src1-src2| */ \
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| 253 | \
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| 254 | __asm movq mm2,[ebx] /* mm2= src2 + 'width' = new src2*/ \
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| 255 | __asm psubusb mm5,mm3 /* mm5=src1-src3*/ \
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| 256 | \
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| 257 | __asm movq mm6,mm3 /* mm6=src3*/ \
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| 258 | __asm psubusb mm6,mm1 /* mm3=src3-src1*/ \
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| 259 | \
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| 260 | __asm por mm6,mm5 /* mm6=|src1-src3|*/ \
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| 261 | __asm paddusb mm4,mm6 /* mm4 = |src1-src2|+|src1-src3|*/ \
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| 262 | \
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| 263 | __asm movq [edi], mm4 /* here mm1=src1*/ \
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| 264 | __asm psrlq mm3, 8 /* mm3 = src3 + '1' ... with [x00000000] at the end*/\
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| 265 | }
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| 266 |
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| 267 |
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| 268 | #define _ABS_DIFF_TRI_prefetch(Z, X) __asm \
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| 269 | { \
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| 270 | __asm movq mm4,mm1 /* mm4=mm1 */ \
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| 271 | __asm add ebx, width \
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| 272 | __asm add edi, imageSize \
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| 273 | __asm por mm3,mm7 /* here mm2=new src2 mm3=new src3 */ \
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| 274 | \
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| 275 | __asm movq mm7, mm0 \
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| 276 | __asm psubusb mm4,mm2 /* mm4 = src1 - src2 */ \
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| 277 | \
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| 278 | __asm psubusb mm2,mm1 /* mm2 = src2 - src1 */ \
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| 279 | __asm prefetcht0 [ebx + X] \
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| 280 | __asm psllq mm7,Z \
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| 281 | \
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| 282 | __asm movq mm5,mm1 /* mm5=src1 */ \
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| 283 | __asm por mm4,mm2 /* mm2=|src1-src2| */ \
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| 284 | \
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| 285 | \
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| 286 | __asm movq mm2,[ebx] /* mm2= src2 + 'width' = new src2*/ \
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| 287 | __asm psubusb mm5,mm3 /* mm5=src1-src3*/ \
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| 288 | \
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| 289 | __asm movq mm6,mm3 /* mm6=src3*/ \
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| 290 | __asm psubusb mm6,mm1 /* mm3=src3-src1*/ \
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| 291 | \
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| 292 | __asm por mm6,mm5 /* mm6=|src1-src3|*/ \
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| 293 | __asm paddusb mm4,mm6 /* mm4 = |src1-src2|+|src1-src3|*/ \
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| 294 | \
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| 295 | __asm movq [edi], mm4 /* here mm1=src1*/ \
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| 296 | __asm psrlq mm3, 8 /* mm3 = src3 + '1' ... with [x00000000] at the end*/\
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| 297 | }
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| 298 |
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| 299 | // ImgSubandAdd2: D = saturation0(|S1 - S2| + |S1 - S3|)
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| 300 | // process 8 disparities at a time
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| 301 | //
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| 302 | // Src1: right
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| 303 | // Src2: top
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| 304 | // Src3: left
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| 305 | //
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| 306 | // TODO? divide the result by 2 (shift)
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| 307 | inline int ImgSubandAdd2(const unsigned char *Src1, const unsigned char *Src2,
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| 308 | const unsigned char *Src3,
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| 309 | unsigned char* Dest1, int l, int imageSize, int width)
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| 310 | {
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| 311 | if (l < 8) return 0; // image size must be at least 8 bytes
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| 312 | const int back_step1 = 7*width;
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| 313 | const int back_step2 = 7*imageSize;
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| 314 | __asm
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| 315 | {
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| 316 | mov eax, Src1
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| 317 | mov ebx, Src2
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| 318 | mov edx, Src3
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| 319 | mov edi, Dest1
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| 320 |
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| 321 | mov ecx, l
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| 322 | shr ecx, 3
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| 323 |
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| 324 | movq mm0,[edx] // mm0=src3
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| 325 | movq mm0,[edx] // mm0=src3
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| 326 | align 16
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| 327 | inner_loop:
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| 328 | movq mm1,[eax] // mm1=src1
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| 329 | movq mm3,mm0 // mm3=src3
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| 330 |
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| 331 | movq mm2,[ebx] // mm2=src2
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| 332 | add eax,8
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| 333 |
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| 334 | // -- 1 --------- in : mm1,mm2,mm3 out: mm4=SAD mm2=new mm2 --
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| 335 | movq mm4,mm1 // mm4=mm1
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| 336 |
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| 337 | add ebx,width
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| 338 |
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| 339 | psubusb mm4,mm2 // mm4 = src1 - src2
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| 340 | //prefetcht0 [ebx + 32 + 2*320]
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| 341 |
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| 342 | movq mm0,[edx+8]
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| 343 | psubusb mm2,mm1 // mm2 = src2 - src1
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| 344 |
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| 345 | movq mm5,mm1 // mm5=src1
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| 346 | por mm4,mm2 // mm2=|src1-src2|
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| 347 |
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| 348 | movq mm2,[ebx] // mm2= src2 + 'width' = new src2
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| 349 | psubusb mm5,mm3 // mm5=src1-src3
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| 350 |
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| 351 | movq mm6,mm3 // mm6=src3
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| 352 | psubusb mm6,mm1 // mm3=src3-src1
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| 353 |
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| 354 | movq mm7, mm0
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| 355 | psrlq mm3, 8 // mm3 = src3 + '1' ... with [x00000000] at the end
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| 356 |
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| 357 | por mm6,mm5 // mm6=|src1-src3|
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| 358 | paddusb mm4,mm6 // mm4 = |src1-src2|+|src1-src3|
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| 359 |
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| 360 | movq [edi], mm4
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| 361 | psllq mm7, 56 // here mm1=src1 mm2=NEW src2 mm3=begin of NEWsrc3 mm7=end of NEWsrc3
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| 362 | // -------------------------------------------------------------
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| 363 |
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| 364 |
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| 365 | // - 2 ----------------
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| 366 | _ABS_DIFF_TRI(48)
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| 367 |
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| 368 | // - 3 ----------------
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| 369 | _ABS_DIFF_TRI(40)
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| 370 |
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| 371 | // - 4 ----------------
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| 372 | _ABS_DIFF_TRI(32)
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| 373 | // _ABS_DIFF_TRI_prefetch(32,24 + 3*320)
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| 374 |
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| 375 | // - 5 ----------------
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| 376 | _ABS_DIFF_TRI(24)
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| 377 |
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| 378 | // - 6 ----------------
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| 379 | _ABS_DIFF_TRI(16)
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| 380 |
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| 381 | // - 7 ----------------
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| 382 | _ABS_DIFF_TRI(8)
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| 383 |
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| 384 |
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| 385 | // - 8 ----------------
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| 386 | movq mm4,mm1 // mm4=mm1
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| 387 | por mm3,mm7 // here mm2=new src2 mm3=new src3
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| 388 |
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| 389 | psubusb mm4,mm2 // mm4 = src1 - src2
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| 390 | psubusb mm2,mm1 // mm2 = src2 - src1
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| 391 |
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| 392 | movq mm5,mm1 // mm5=src1
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| 393 | por mm4,mm2 // mm2=|src1-src2|
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| 394 |
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| 395 | psubusb mm5,mm3 // mm5=src1-src3
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| 396 | psubusb mm3,mm1 // mm3=src3-src1
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| 397 |
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| 398 | por mm3,mm5 // mm6=|src1-src3|
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| 399 | paddusb mm4,mm3 // mm4 = |src1-src2|+|src1-src3|
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| 400 |
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| 401 | add edi, imageSize
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| 402 |
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| 403 | movq [edi], mm4 // here mm1=src1
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| 404 | // -------------------------------------------------------------
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| 405 | //
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| 406 | sub ebx, back_step1
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| 407 | add ebx,8
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| 408 | add edx,8
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| 409 | sub edi, back_step2
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| 410 | add edi,8
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| 411 | dec ecx
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| 412 | jnz inner_loop
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| 413 | emms
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| 414 | }
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| 415 |
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| 416 | return 1;
|
---|
| 417 | }
|
---|
| 418 |
|
---|
| 419 |
|
---|
| 420 | // macro: in: mm1,mm2
|
---|
| 421 | #define _ABS_DIFF_ __asm \
|
---|
| 422 | { \
|
---|
| 423 | __asm movq mm4,mm1 /* mm4=mm1 */ \
|
---|
| 424 | __asm psubusb mm4,mm2 /* mm4 = src1 - src2 */ \
|
---|
| 425 | __asm psubusb mm2,mm1 /* mm2 = src2 - src1 */ \
|
---|
| 426 | __asm por mm4,mm2 /* mm2=|src1-src2| */ \
|
---|
| 427 | __asm add ebx, width \
|
---|
| 428 | __asm add edi, imageSize \
|
---|
| 429 | __asm movq mm2,[ebx] \
|
---|
| 430 | __asm movq [edi], mm4 /* here mm1=src1 */ \
|
---|
| 431 | }
|
---|
| 432 |
|
---|
| 433 | // ImgSubandAdd2: D = saturation0(|S1 - S2| + |S1 - S3|)
|
---|
| 434 | // process 8 disparities at a time
|
---|
| 435 | // Src1: right
|
---|
| 436 | // Src2: top
|
---|
| 437 | // TODO? divide the result by 2 (shift)
|
---|
| 438 | inline int ImgSubandAdd2_Vert(const unsigned char *Src1, const unsigned char *Src2,
|
---|
| 439 | unsigned char* Dest1, int l, int imageSize, int width)
|
---|
| 440 | {
|
---|
| 441 |
|
---|
| 442 | if (l < 8) return 0; // image size must be at least 8 bytes
|
---|
| 443 | const int back_step1 = 7*width;
|
---|
| 444 | const int back_step2 = 7*imageSize;
|
---|
| 445 | __asm
|
---|
| 446 | {
|
---|
| 447 | mov eax, Src1
|
---|
| 448 | mov ebx, Src2
|
---|
| 449 | mov edi, Dest1
|
---|
| 450 |
|
---|
| 451 | mov ecx, l
|
---|
| 452 | shr ecx, 3
|
---|
| 453 |
|
---|
| 454 | align 16
|
---|
| 455 | inner_loop:
|
---|
| 456 |
|
---|
| 457 | movq mm1,[eax] // mm1=src1
|
---|
| 458 | movq mm2,[ebx] // mm2=src2
|
---|
| 459 | add eax,8
|
---|
| 460 |
|
---|
| 461 | // -- 1 --------- in : mm1,mm2,mm3 out: mm4=SAD mm2=new mm2 --
|
---|
| 462 | _ABS_DIFF_
|
---|
| 463 | _ABS_DIFF_
|
---|
| 464 | _ABS_DIFF_
|
---|
| 465 | _ABS_DIFF_
|
---|
| 466 | _ABS_DIFF_
|
---|
| 467 | _ABS_DIFF_
|
---|
| 468 | _ABS_DIFF_
|
---|
| 469 |
|
---|
| 470 | // - 8 ----------------
|
---|
| 471 | movq mm4,mm1 // mm4=mm1
|
---|
| 472 |
|
---|
| 473 | psubusb mm4,mm2 // mm4 = src1 - src2
|
---|
| 474 | psubusb mm2,mm1 // mm2 = src2 - src1
|
---|
| 475 |
|
---|
| 476 | por mm4,mm2 // mm2=|src1-src2|
|
---|
| 477 | add edi, imageSize
|
---|
| 478 |
|
---|
| 479 | movq [edi], mm4 // here mm1=src1
|
---|
| 480 | // -------------------------------------------------------------
|
---|
| 481 | //
|
---|
| 482 | sub ebx, back_step1
|
---|
| 483 | add ebx,8
|
---|
| 484 | sub edi, back_step2
|
---|
| 485 | add edi,8
|
---|
| 486 | dec ecx
|
---|
| 487 | jnz inner_loop
|
---|
| 488 | emms
|
---|
| 489 | }
|
---|
| 490 |
|
---|
| 491 | return 1;
|
---|
| 492 | }
|
---|
| 493 |
|
---|
| 494 | // macro: in: mm1,mm2
|
---|
| 495 | #define _ABS_DIFF_HORIZ(Z) __asm \
|
---|
| 496 | { \
|
---|
| 497 | __asm movq mm7, mm0 \
|
---|
| 498 | __asm add edi, imageSize \
|
---|
| 499 | __asm movq mm5,mm1 /* mm5=src1 */ \
|
---|
| 500 | __asm psllq mm7, Z \
|
---|
| 501 | __asm psubusb mm5,mm3 /* mm5=src1-src3 */ \
|
---|
| 502 | __asm movq mm6,mm3 /* mm6=src3 */ \
|
---|
| 503 | __asm psubusb mm6,mm1 /* mm3=src3-src1 */ \
|
---|
| 504 | __asm por mm6,mm5 /* mm6=|src1-src3| */ \
|
---|
| 505 | __asm movq [edi], mm6 /* here mm1=src1 */ \
|
---|
| 506 | __asm psrlq mm3, 8 /* mm3 = src3 + '1' ... with [x00000000] at the end */ \
|
---|
| 507 | __asm por mm3,mm7 /* here mm3=new src3 */ \
|
---|
| 508 | }
|
---|
| 509 |
|
---|
| 510 | // ImgSubandAdd2: D = saturation0(|S1 - S2| + |S1 - S3|)
|
---|
| 511 | // process 8 disparities at a time
|
---|
| 512 | //
|
---|
| 513 | // Src1: right
|
---|
| 514 | // Src2: top
|
---|
| 515 | // Src3: left
|
---|
| 516 | //
|
---|
| 517 | // TODO? divide the result by 2 (shift)
|
---|
| 518 | inline int ImgSubandAdd_Horiz(const unsigned char *rightIm, const unsigned char *leftIm,
|
---|
| 519 | unsigned char* Dest, int l, int imageSize, int width)
|
---|
| 520 | {
|
---|
| 521 |
|
---|
| 522 | if (l < 8) return 0; // image size must be at least 8 bytes
|
---|
| 523 | const int back_step2 = 7*imageSize;
|
---|
| 524 | __asm
|
---|
| 525 | {
|
---|
| 526 | mov eax, rightIm
|
---|
| 527 | mov edx, leftIm
|
---|
| 528 | mov edi, Dest
|
---|
| 529 |
|
---|
| 530 | mov ecx, l
|
---|
| 531 | shr ecx, 3
|
---|
| 532 |
|
---|
| 533 | movq mm0,[edx] // mm0=src3
|
---|
| 534 | movq mm0,[edx] // mm0=src3
|
---|
| 535 | align 16
|
---|
| 536 | inner_loop:
|
---|
| 537 |
|
---|
| 538 | movq mm1,[eax] // mm1=src1
|
---|
| 539 | movq mm3,mm0 // mm3=src3
|
---|
| 540 |
|
---|
| 541 | // -- 1 --------- in : mm1,mm2,mm3 out: mm4=SAD mm2=new mm2 --
|
---|
| 542 | movq mm0,[edx+8]
|
---|
| 543 | add eax,8
|
---|
| 544 |
|
---|
| 545 | movq mm5,mm1 // mm5=src1
|
---|
| 546 | psubusb mm5,mm3 // mm5=src1-src3
|
---|
| 547 |
|
---|
| 548 | movq mm6,mm3 // mm6=src3
|
---|
| 549 | psubusb mm6,mm1 // mm3=src3-src1
|
---|
| 550 |
|
---|
| 551 | movq mm7, mm0
|
---|
| 552 | psrlq mm3, 8 // mm3 = src3 + '1' ... with [x00000000] at the end
|
---|
| 553 |
|
---|
| 554 | por mm6,mm5 // mm6=|src1-src3|
|
---|
| 555 |
|
---|
| 556 | movq [edi], mm6
|
---|
| 557 | psllq mm7, 56 // here mm1=src1 mm3=begin of NEWsrc3 mm7=end of NEWsrc3
|
---|
| 558 | por mm3,mm7 // here mm3=new src3
|
---|
| 559 |
|
---|
| 560 | // - 2 ----------------
|
---|
| 561 | _ABS_DIFF_HORIZ(48)
|
---|
| 562 | _ABS_DIFF_HORIZ(40)
|
---|
| 563 | _ABS_DIFF_HORIZ(32)
|
---|
| 564 | _ABS_DIFF_HORIZ(24)
|
---|
| 565 | _ABS_DIFF_HORIZ(16)
|
---|
| 566 | _ABS_DIFF_HORIZ(8)
|
---|
| 567 |
|
---|
| 568 | // - 8 ----------------
|
---|
| 569 | movq mm5,mm1 // mm5=src1
|
---|
| 570 | add edi, imageSize
|
---|
| 571 |
|
---|
| 572 | psubusb mm5,mm3 // mm5=src1-src3
|
---|
| 573 | psubusb mm3,mm1 // mm3=src3-src1
|
---|
| 574 |
|
---|
| 575 | por mm3,mm5 // mm6=|src1-src3|
|
---|
| 576 | movq [edi], mm3
|
---|
| 577 | // -------------------------------------------------------------
|
---|
| 578 | //
|
---|
| 579 | add edx,8
|
---|
| 580 | sub edi, back_step2
|
---|
| 581 | add edi,8
|
---|
| 582 | dec ecx
|
---|
| 583 | jnz inner_loop
|
---|
| 584 | emms
|
---|
| 585 | }
|
---|
| 586 |
|
---|
| 587 | return 1;
|
---|
| 588 | }
|
---|
| 589 |
|
---|
| 590 |
|
---|
| 591 | // ----------------------
|
---|
| 592 | // FULL IMAGE, BEST ONLY : Keith's code
|
---|
| 593 | inline int findMinimumCorrelation_mmx(
|
---|
| 594 | const unsigned char *CurrentCorrelation,
|
---|
| 595 | unsigned char CurrentDisparity,
|
---|
| 596 | unsigned char *Disparity,
|
---|
| 597 | unsigned char *BestCorrelation, int bytecount)
|
---|
| 598 | {
|
---|
| 599 | if ((bytecount < 8) || ((bytecount % 8) != 0)) {
|
---|
| 600 | return 0;
|
---|
| 601 | }
|
---|
| 602 |
|
---|
| 603 | __asm {
|
---|
| 604 | // load ecx with the pixelblock count = bytecount / 8
|
---|
| 605 | mov ecx, bytecount
|
---|
| 606 | shr ecx, 3
|
---|
| 607 |
|
---|
| 608 | // setup mm0 with 8 copies of the disparity constant
|
---|
| 609 | mov al, CurrentDisparity
|
---|
| 610 | mov ah, al
|
---|
| 611 | mov bx, ax
|
---|
| 612 | shl eax, 16
|
---|
| 613 | mov ax, bx
|
---|
| 614 | movd mm0, eax
|
---|
| 615 | movd mm1, eax
|
---|
| 616 | punpckldq mm0, mm1
|
---|
| 617 |
|
---|
| 618 | // setup mm1 with 8 copies of the xor constant for unsigned => signed conversion
|
---|
| 619 | mov eax, 0x80808080
|
---|
| 620 | movd mm1, eax
|
---|
| 621 | movd mm2, eax
|
---|
| 622 | punpckldq mm1, mm2
|
---|
| 623 |
|
---|
| 624 |
|
---|
| 625 | // setup the image pointers
|
---|
| 626 | mov eax, BestCorrelation
|
---|
| 627 | mov esi, CurrentCorrelation
|
---|
| 628 | mov edi, Disparity
|
---|
| 629 |
|
---|
| 630 | pixel_loop:
|
---|
| 631 | movq mm2, [esi] // current correlation
|
---|
| 632 | movq mm3, [eax] // best correlation
|
---|
| 633 |
|
---|
| 634 | // check for updates
|
---|
| 635 | movq mm5, mm2 // copy the current correlation
|
---|
| 636 | pxor mm5, mm1 // convert from unsigned range to signed range
|
---|
| 637 |
|
---|
| 638 | movq mm6, mm3 // copy the best correlation
|
---|
| 639 | pxor mm6, mm1 // convert from unsigned range to signed range
|
---|
| 640 |
|
---|
| 641 | pcmpgtb mm5, mm6 // mm5 := (current signed> best) mask
|
---|
| 642 | // 1 indicates current > best, so keep best
|
---|
| 643 | // 0 indicates current <= best, so use new value
|
---|
| 644 |
|
---|
| 645 | // BYPASS
|
---|
| 646 | // this phase adds 8 additional instructions, but could skip 2 writes and 1 read
|
---|
| 647 | // abort remainder if not updating best correlation
|
---|
| 648 | pcmpeqb mm6, mm6 // mm6 = 0xFFFFFFFF
|
---|
| 649 | pxor mm6, mm5 // mm6 = mm5 xor 0xFFFFFFFF = not mm5
|
---|
| 650 | // 0 indicates current > best, so keep best
|
---|
| 651 | // 1 indicates current <= best, so use new value
|
---|
| 652 |
|
---|
| 653 | packsswb mm6, mm6 // pack it into the lower dword of mm6 (unsigned saturation)
|
---|
| 654 | // 11111111 11111111 => 11111111 some replaced
|
---|
| 655 | // 11111111 00000000 => 11111111 some replaced
|
---|
| 656 | // 00000000 11111111 => 11111111 some replaced
|
---|
| 657 | // 00000000 00000000 => 00000000 no replacements
|
---|
| 658 |
|
---|
| 659 | // we don't need to backup ebx because its not used in this routine
|
---|
| 660 | // movd mm7, ebx // make a backup of eax
|
---|
| 661 | movd ebx, mm6 // get the saturated mask
|
---|
| 662 | test ebx, ebx // test ebx => yields 0 iff no substitutions will occur
|
---|
| 663 | // movd ebx, mm7 // restore ebx
|
---|
| 664 | jz bypass // store mm4 (second correlation) to [ebx]
|
---|
| 665 |
|
---|
| 666 |
|
---|
| 667 | // Update best Correlation
|
---|
| 668 | movq mm6, mm5 // mm6 := mask
|
---|
| 669 | movq mm7, mm5 // mm7 := mask
|
---|
| 670 |
|
---|
| 671 | pand mm6, mm3 // best correlation values to keep
|
---|
| 672 | pandn mm7, mm2 // current correlation value to move to best correlation
|
---|
| 673 |
|
---|
| 674 | por mm6, mm7 // merge values
|
---|
| 675 | movq [eax], mm6 // store values
|
---|
| 676 |
|
---|
| 677 | // update disparity
|
---|
| 678 | movq mm2, [edi] // get disparity map
|
---|
| 679 | movq mm6, mm5 // mm6 := mask
|
---|
| 680 |
|
---|
| 681 | pand mm5, mm2 // select disparity map values to keep
|
---|
| 682 | pandn mm6, mm0 // select current disparity values to move to disparity map
|
---|
| 683 |
|
---|
| 684 | por mm5, mm6 // merge values
|
---|
| 685 | movq [edi], mm5 // store values
|
---|
| 686 |
|
---|
| 687 | bypass:
|
---|
| 688 | add eax, 8
|
---|
| 689 | add esi, 8
|
---|
| 690 | add edi, 8
|
---|
| 691 |
|
---|
| 692 | dec ecx
|
---|
| 693 | jnz pixel_loop
|
---|
| 694 |
|
---|
| 695 |
|
---|
| 696 | emms;
|
---|
| 697 | }
|
---|
| 698 |
|
---|
| 699 | return 1;
|
---|
| 700 | }
|
---|
| 701 |
|
---|
| 702 | /*int initMinimumCorrelation(
|
---|
| 703 | const unsigned char *CurrentCorrelation,
|
---|
| 704 | unsigned char disparityInit,
|
---|
| 705 | unsigned char *Disparity,
|
---|
| 706 | unsigned char *BestCorrelation,
|
---|
| 707 | unsigned char *SecondCorrelation,
|
---|
| 708 | int bytecount)
|
---|
| 709 | {
|
---|
| 710 | for (int i=0; i<bytecount; ++i)
|
---|
| 711 | {
|
---|
| 712 | BestCorrelation[i]=255;
|
---|
| 713 | SecondCorrelation[i]=255;
|
---|
| 714 | Disparity[i]=0;
|
---|
| 715 | }
|
---|
| 716 | return 0;
|
---|
| 717 | }*/
|
---|
| 718 |
|
---|
| 719 | inline int initMinimumCorrelation(
|
---|
| 720 | const unsigned char *CurrentCorrelation,
|
---|
| 721 | unsigned char disparityInit,
|
---|
| 722 | unsigned char *Disparity,
|
---|
| 723 | unsigned char *BestCorrelation,
|
---|
| 724 | unsigned char *SecondCorrelation,
|
---|
| 725 | int bytecount)
|
---|
| 726 | {
|
---|
| 727 | if ((bytecount < 8) || ((bytecount % 8) != 0)) {
|
---|
| 728 | return 0;
|
---|
| 729 | }
|
---|
| 730 |
|
---|
| 731 | __asm {
|
---|
| 732 |
|
---|
| 733 | // setup mm0 with 8 copies of the disparity constant
|
---|
| 734 | mov al, disparityInit
|
---|
| 735 | mov ah, al
|
---|
| 736 | mov bx, ax
|
---|
| 737 | shl eax, 16
|
---|
| 738 | mov ax, bx
|
---|
| 739 | movd mm0, eax
|
---|
| 740 | movd mm1, eax
|
---|
| 741 | punpckldq mm0, mm1
|
---|
| 742 |
|
---|
| 743 | // load ecx with the pixelblock count = bytecount / 8
|
---|
| 744 | mov ecx, bytecount
|
---|
| 745 | shr ecx, 3
|
---|
| 746 |
|
---|
| 747 | mov eax, BestCorrelation
|
---|
| 748 | mov ebx, SecondCorrelation
|
---|
| 749 | mov esi, CurrentCorrelation
|
---|
| 750 | mov edx, Disparity
|
---|
| 751 |
|
---|
| 752 | pixel_loop:
|
---|
| 753 | movq mm1, [esi]
|
---|
| 754 | movq [eax], mm1 // Best = Current
|
---|
| 755 | movq [ebx], mm1 // Second = Current
|
---|
| 756 | movq [edx], mm0 // Disparity = disparityInit
|
---|
| 757 |
|
---|
| 758 | add eax, 8
|
---|
| 759 | add ebx, 8
|
---|
| 760 | add edx, 8
|
---|
| 761 | add esi, 8
|
---|
| 762 | dec ecx
|
---|
| 763 | jnz pixel_loop
|
---|
| 764 |
|
---|
| 765 | jmp done
|
---|
| 766 |
|
---|
| 767 |
|
---|
| 768 | done:
|
---|
| 769 | emms;
|
---|
| 770 | }
|
---|
| 771 | }
|
---|
| 772 |
|
---|
| 773 | inline int findMinimumCorrelation(
|
---|
| 774 | const unsigned char *CurrentCorrelation,
|
---|
| 775 | unsigned char CurrentDisparity,
|
---|
| 776 | unsigned char *Disparity,
|
---|
| 777 | unsigned char *BestCorrelation,
|
---|
| 778 | unsigned char *SecondCorrelation,
|
---|
| 779 | int bytecount)
|
---|
| 780 | {
|
---|
| 781 | for (int i=0; i<bytecount; ++i,++CurrentCorrelation,++Disparity,++BestCorrelation, ++SecondCorrelation)
|
---|
| 782 | {
|
---|
| 783 | if (*CurrentCorrelation<*BestCorrelation) {
|
---|
| 784 | *Disparity = CurrentDisparity;
|
---|
| 785 | *SecondCorrelation = *BestCorrelation;
|
---|
| 786 | *BestCorrelation = *CurrentCorrelation;
|
---|
| 787 | }
|
---|
| 788 | }
|
---|
| 789 | return 1;
|
---|
| 790 | }
|
---|
| 791 |
|
---|
| 792 | // ----------------------
|
---|
| 793 | // FULL IMAGE, BEST+SECOND .. Keith's code
|
---|
| 794 | inline int findMinimumCorrelation_mmx(
|
---|
| 795 | const unsigned char *CurrentCorrelation,
|
---|
| 796 | unsigned char CurrentDisparity,
|
---|
| 797 | unsigned char *Disparity,
|
---|
| 798 | unsigned char *BestCorrelation,
|
---|
| 799 | unsigned char *SecondCorrelation,
|
---|
| 800 | int bytecount)
|
---|
| 801 | {
|
---|
| 802 | if ((bytecount < 8) || ((bytecount % 8) != 0)) {
|
---|
| 803 | return 0;
|
---|
| 804 | }
|
---|
| 805 |
|
---|
| 806 | __asm {
|
---|
| 807 | // load ecx with the pixelblock count = bytecount / 8
|
---|
| 808 | mov ecx, bytecount
|
---|
| 809 | shr ecx, 3
|
---|
| 810 |
|
---|
| 811 | // setup mm0 with 8 copies of the disparity constant
|
---|
| 812 | mov al, CurrentDisparity
|
---|
| 813 | mov ah, al
|
---|
| 814 | mov bx, ax
|
---|
| 815 | shl eax, 16
|
---|
| 816 | mov ax, bx
|
---|
| 817 | movd mm0, eax
|
---|
| 818 | movd mm1, eax
|
---|
| 819 | punpckldq mm0, mm1
|
---|
| 820 |
|
---|
| 821 | // setup mm1 with 8 copies of the xor constant for unsigned => signed conversion
|
---|
| 822 | mov eax, 0x80808080
|
---|
| 823 | movd mm1, eax
|
---|
| 824 | movd mm2, eax
|
---|
| 825 | punpckldq mm1, mm2
|
---|
| 826 |
|
---|
| 827 |
|
---|
| 828 | // setup the image pointers
|
---|
| 829 | mov eax, BestCorrelation
|
---|
| 830 | mov ebx, SecondCorrelation
|
---|
| 831 | mov esi, CurrentCorrelation
|
---|
| 832 | mov edi, Disparity
|
---|
| 833 |
|
---|
| 834 | pixel_loop:
|
---|
| 835 | movq mm2, [esi] // current correlation
|
---|
| 836 | movq mm4, [ebx] // second correlation
|
---|
| 837 |
|
---|
| 838 | // convert the current correlation from unsigned range to signed range
|
---|
| 839 | movq mm5, mm2 // copy the current correlation
|
---|
| 840 | pxor mm5, mm1 // convert from unsigned range to signed range
|
---|
| 841 | movq mm7, mm5 // copy converted to mm7
|
---|
| 842 |
|
---|
| 843 |
|
---|
| 844 | // check for second correlation updates
|
---|
| 845 | movq mm6, mm4 // copy second best correlation
|
---|
| 846 | pxor mm6, mm1 // convert from unsigned range to signed range
|
---|
| 847 |
|
---|
| 848 | pcmpgtb mm7, mm6 // mm7 := (current signed> second best) mask
|
---|
| 849 |
|
---|
| 850 | // BYPASS 1
|
---|
| 851 | // skip remainder if second correlation is not to be updated
|
---|
| 852 | // this phase adds an addition 8 instructions, but it could save as 1 memory read and 3 writes
|
---|
| 853 | pcmpeqb mm6, mm6 // mm6 = 0xFFFFFFFF
|
---|
| 854 | pxor mm6, mm7 // mm6 = mm7 xor 0xFFFFFFFF = not mm7
|
---|
| 855 | // 0 indicates current > second, so keep old value
|
---|
| 856 | // 1 indicates current <= second, so use new value
|
---|
| 857 |
|
---|
| 858 |
|
---|
| 859 | packsswb mm6, mm6 // pack it into the lower dword of mm6 (unsigned saturation)
|
---|
| 860 | // 11111111 11111111 => 11111111 some replaced
|
---|
| 861 | // 11111111 00000000 => 11111111 some replaced
|
---|
| 862 | // 00000000 11111111 => 11111111 some replaced
|
---|
| 863 | // 00000000 00000000 => 00000000 no replacements
|
---|
| 864 |
|
---|
| 865 | // don't need to backup edx because its not used in this routine
|
---|
| 866 | // movd mm3, edx // make a backup of edx
|
---|
| 867 | movd edx, mm6 // get the saturated mask
|
---|
| 868 | test edx, edx // test edx => yields 0 iff no replacements will occur
|
---|
| 869 | // movd edx, mm3 // restore edx
|
---|
| 870 | jz bypass1
|
---|
| 871 |
|
---|
| 872 |
|
---|
| 873 | // direct update second correlation (get values from current)
|
---|
| 874 | // mm7 already has mask
|
---|
| 875 | // movq mm6, mm7 // mm6 := mask
|
---|
| 876 | // pand mm6, mm4 // second correlation values to keep
|
---|
| 877 | // pandn mm7, mm2 // current correlation values to move to second correlation
|
---|
| 878 | // por mm6, mm7 // merge value => direct updated second correlation
|
---|
| 879 | // movq mm4, mm6 // store values (*** this instruction could be eliminated!)
|
---|
| 880 |
|
---|
| 881 | pand mm4, mm7 // second correlation values to keep
|
---|
| 882 | pandn mm7, mm2 // current correlation values to move to second correlation
|
---|
| 883 | por mm4, mm7 // merge value => direct updated second correlation
|
---|
| 884 |
|
---|
| 885 |
|
---|
| 886 | // check for best correlation updates
|
---|
| 887 | movq mm3, [eax] // best correlation
|
---|
| 888 | // mm5 has converted current correlation
|
---|
| 889 | movq mm6, mm3 // copy the best correlation
|
---|
| 890 | pxor mm6, mm1 // convert from unsigned range to signed range
|
---|
| 891 |
|
---|
| 892 | pcmpgtb mm5, mm6 // mm5 := (current signed> best) mask
|
---|
| 893 | // 1 indicates current > best, so keep best
|
---|
| 894 | // 0 indicates current <= best, so use new value
|
---|
| 895 | // BYPASS 2
|
---|
| 896 | // this phase adds 8 additional instructions, but could skip 2 writes and 1 read
|
---|
| 897 | // abort remainder if not updating best correlation
|
---|
| 898 | pcmpeqb mm6, mm6 // mm6 = 0xFFFFFFFF
|
---|
| 899 | pxor mm6, mm5 // mm6 = mm5 xor 0xFFFFFFFF = not mm5
|
---|
| 900 | // 0 indicates current > best, so keep best
|
---|
| 901 | // 1 indicates current <= best, so use new value
|
---|
| 902 |
|
---|
| 903 | packsswb mm6, mm6 // pack it into the lower dword of mm6 (unsigned saturation)
|
---|
| 904 | // 11111111 11111111 => 11111111 some replaced
|
---|
| 905 | // 11111111 00000000 => 11111111 some replaced
|
---|
| 906 | // 00000000 11111111 => 11111111 some replaced
|
---|
| 907 | // 00000000 00000000 => 00000000 no replacements
|
---|
| 908 |
|
---|
| 909 | // don't need to backup edx because its not used in this routine
|
---|
| 910 | // movd mm7, edx // make a backup of edx
|
---|
| 911 | movd edx, mm6 // get the saturated mask
|
---|
| 912 | test edx, edx // test edx => yields 0 iff no substitutions will occur
|
---|
| 913 | // movd edx, mm7 // restore edx
|
---|
| 914 | jz bypass2 // store mm4 (second correlation) to [ebx]
|
---|
| 915 |
|
---|
| 916 |
|
---|
| 917 | // indirect update second correlation (pushed down from best)
|
---|
| 918 | movq mm6, mm5 // mm6 := mask
|
---|
| 919 | movq mm7, mm5 // mm7 := mask
|
---|
| 920 |
|
---|
| 921 | pand mm6, mm4 // second correlation values to keep
|
---|
| 922 | pandn mm7, mm3 // best correlations to move to second correlation
|
---|
| 923 |
|
---|
| 924 | por mm6, mm7 // merge values
|
---|
| 925 | movq [ebx], mm6 // store values
|
---|
| 926 |
|
---|
| 927 | // direct Update best Correlation
|
---|
| 928 | movq mm6, mm5 // mm6 := mask
|
---|
| 929 | movq mm7, mm5 // mm7 := mask
|
---|
| 930 |
|
---|
| 931 | pand mm6, mm3 // best correlation values to keep
|
---|
| 932 | pandn mm7, mm2 // current correlation value to move to best correlation
|
---|
| 933 |
|
---|
| 934 | por mm6, mm7 // merge values
|
---|
| 935 | movq [eax], mm6 // store values
|
---|
| 936 |
|
---|
| 937 | // update disparity
|
---|
| 938 | movq mm2, [edi] // get disparity map
|
---|
| 939 | movq mm6, mm5 // mm6 := mask
|
---|
| 940 |
|
---|
| 941 | pand mm5, mm2 // select disparity map values to keep
|
---|
| 942 | pandn mm6, mm0 // select current disparity values to move to disparity map
|
---|
| 943 |
|
---|
| 944 | por mm5, mm6 // merge values
|
---|
| 945 | movq [edi], mm5 // store values
|
---|
| 946 |
|
---|
| 947 |
|
---|
| 948 | bypass1:
|
---|
| 949 | next_pixel:
|
---|
| 950 | add eax, 8
|
---|
| 951 | add ebx, 8
|
---|
| 952 | add esi, 8
|
---|
| 953 | add edi, 8
|
---|
| 954 |
|
---|
| 955 | dec ecx
|
---|
| 956 | jnz pixel_loop
|
---|
| 957 |
|
---|
| 958 | jmp done
|
---|
| 959 |
|
---|
| 960 | bypass2:
|
---|
| 961 | movq [ebx], mm4;
|
---|
| 962 | jmp next_pixel
|
---|
| 963 |
|
---|
| 964 | done:
|
---|
| 965 | emms;
|
---|
| 966 | }
|
---|
| 967 |
|
---|
| 968 | return 1;
|
---|
| 969 | }
|
---|
| 970 |
|
---|
| 971 |
|
---|
| 972 |
|
---|
| 973 | inline void sum_Row(uchar* im, unsigned short* im_out, int rowSize, int maskSize)
|
---|
| 974 | {
|
---|
| 975 | im += maskSize/2;
|
---|
| 976 | im_out += maskSize/2;
|
---|
| 977 | for (int i=0; i<rowSize; ++i) {
|
---|
| 978 | int s=0;
|
---|
| 979 | for (int j=-maskSize/2; j<=maskSize/2; ++j) {
|
---|
| 980 | s+=*(im+j);
|
---|
| 981 | }
|
---|
| 982 | *im_out=s/maskSize;
|
---|
| 983 | ++im;++im_out;
|
---|
| 984 | }
|
---|
| 985 | }
|
---|
| 986 |
|
---|
| 987 | inline void sum_Row_mmx(uchar* im, unsigned short* im_out, int rowSize, int maskSize)
|
---|
| 988 | {
|
---|
| 989 | sum_Row_5_mmx(im, im_out, rowSize);
|
---|
| 990 | for (int i=0; i<(maskSize-5)/2; ++i)
|
---|
| 991 | sum_Row_5_mmx(im_out, im_out, rowSize);
|
---|
| 992 | }
|
---|
| 993 |
|
---|
| 994 | inline void sum_Row_mmx(unsigned short* im, unsigned short* im_out, int rowSize, int maskSize)
|
---|
| 995 | {
|
---|
| 996 | sum_Row_5_mmx(im, im_out, rowSize);
|
---|
| 997 | for (int i=0; i<(maskSize-5)/2; ++i)
|
---|
| 998 | sum_Row_5_mmx(im_out, im_out, rowSize);
|
---|
| 999 | }
|
---|
| 1000 |
|
---|
| 1001 | #define aim_Sum_Words_In_MM1 __asm \
|
---|
| 1002 | { \
|
---|
| 1003 | __asm movq mm4, mm1 \
|
---|
| 1004 | __asm movq mm2, mm1 \
|
---|
| 1005 | \
|
---|
| 1006 | __asm movq mm3, mm1 \
|
---|
| 1007 | __asm psllq mm1, 16 \
|
---|
| 1008 | \
|
---|
| 1009 | __asm psrlq mm2, 16 \
|
---|
| 1010 | __asm paddw mm4, mm2 \
|
---|
| 1011 | \
|
---|
| 1012 | __asm paddw mm3, mm1 \
|
---|
| 1013 | __asm psrlq mm2, 16 \
|
---|
| 1014 | \
|
---|
| 1015 | __asm psllq mm1, 16 \
|
---|
| 1016 | __asm paddw mm4, mm2 \
|
---|
| 1017 | \
|
---|
| 1018 | __asm psrlq mm2, 16 \
|
---|
| 1019 | __asm paddw mm3, mm1 \
|
---|
| 1020 | \
|
---|
| 1021 | __asm psllq mm1, 16 \
|
---|
| 1022 | __asm paddw mm4, mm2 \
|
---|
| 1023 | \
|
---|
| 1024 | __asm paddw mm3, mm1 \
|
---|
| 1025 | }
|
---|
| 1026 |
|
---|
| 1027 |
|
---|
| 1028 |
|
---|
| 1029 |
|
---|
| 1030 |
|
---|
| 1031 | // apply the mask [1 1 1 1 1] to the 1-D array im (bytes)
|
---|
| 1032 | // output : im_out (words)
|
---|
| 1033 | inline void sum_Row_5_mmx(uchar* im, unsigned short* im_out, int rowSize)
|
---|
| 1034 | {
|
---|
| 1035 | // temp: for debugging
|
---|
| 1036 | //return sum_Row_5(im,im_out,rowSize);
|
---|
| 1037 | __asm {
|
---|
| 1038 |
|
---|
| 1039 | mov eax, rowSize
|
---|
| 1040 | mov ebx, im
|
---|
| 1041 | mov ecx, im_out
|
---|
| 1042 |
|
---|
| 1043 | pxor mm6, mm6 // mm6 = x00000000
|
---|
| 1044 |
|
---|
| 1045 | //Process the first quad word, but save only the second result"
|
---|
| 1046 | test eax, eax // Is there anything to do?"
|
---|
| 1047 | jz end_sum_loop // Jump out if necessary
|
---|
| 1048 |
|
---|
| 1049 |
|
---|
| 1050 | //Process low word
|
---|
| 1051 | movq mm1, [ebx] // Copy...
|
---|
| 1052 | punpcklbw mm1, mm6 // Expand low word bytes into words // mm1 =[D C B A]
|
---|
| 1053 |
|
---|
| 1054 | aim_Sum_Words_In_MM1
|
---|
| 1055 |
|
---|
| 1056 | //Store the result Only in the accumulator
|
---|
| 1057 | movq mm7, mm4 // Update accumulator mm4=[D C+D B+C+D A+B+C+D]
|
---|
| 1058 |
|
---|
| 1059 | //Process high word
|
---|
| 1060 | movq mm1, [ebx] // Copy...
|
---|
| 1061 | punpckhbw mm1, mm6 // Expand high word bytes into words // mm1 =[H G F E]
|
---|
| 1062 | add ebx, 8 // Update input pointer
|
---|
| 1063 |
|
---|
| 1064 | aim_Sum_Words_In_MM1
|
---|
| 1065 |
|
---|
| 1066 | //Add to the previous data ...
|
---|
| 1067 | // mm3=[E+F+G+H E+F+G E+F E]
|
---|
| 1068 | // mm4=[H G+H F+G+H E+F+G+H]
|
---|
| 1069 | paddw mm7, mm3 // The current word of the accum // mm7=[D+E+F+G+H C+D+E+F+G B+C+D+E+F A+B+C+D+E]
|
---|
| 1070 |
|
---|
| 1071 | // translate everything to 2 words on the left
|
---|
| 1072 | movq mm1, mm7 // mm1 = [D+E+F+G+H C+D+E+F+G B+C+D+E+F A+B+C+D+E]
|
---|
| 1073 | psrlq mm1, 32 // mm1 = [0 0 D+E+F+G+H C+D+E+F+G]
|
---|
| 1074 |
|
---|
| 1075 | movq mm0, mm1 // mm0 = [D+E+F+G+H C+D+E+F+G]
|
---|
| 1076 |
|
---|
| 1077 | psllq mm7, 32 // mm7 = [B+C+D+E+F A+B+C+D+E 0 0]
|
---|
| 1078 |
|
---|
| 1079 | movq [ecx], mm7 // Store the final result
|
---|
| 1080 | add ecx, 8 // Update output pointer
|
---|
| 1081 |
|
---|
| 1082 | movq mm7, mm4 // Update accumulator mm4=[H G+H F+G+H E+F+G+H]
|
---|
| 1083 | sub eax, 8 // Update the number of points left
|
---|
| 1084 |
|
---|
| 1085 | // Start the loop
|
---|
| 1086 | row_sum_loop:
|
---|
| 1087 | test eax, eax // Is there anything to do?
|
---|
| 1088 | jz end_sum_loop // Jump out if necessary
|
---|
| 1089 |
|
---|
| 1090 | movq mm1, [ebx] // Load data
|
---|
| 1091 |
|
---|
| 1092 | //Process low word
|
---|
| 1093 | punpcklbw mm1, mm6 // Expand low word bytes into words
|
---|
| 1094 |
|
---|
| 1095 | aim_Sum_Words_In_MM1
|
---|
| 1096 |
|
---|
| 1097 | //Add to the previous data
|
---|
| 1098 | //prefetcht1 [ecx+16]
|
---|
| 1099 | paddw mm7, mm3 // The current word of the accum
|
---|
| 1100 |
|
---|
| 1101 | // translate everything to 2 words on the left
|
---|
| 1102 | // mm0 = [0 0 D C] mm7 = [H G F E] ----> mm7=[0 0 H G] [ecx]=[F E D C]
|
---|
| 1103 | punpckldq mm0, mm7 // mm0 = [F E D C]
|
---|
| 1104 |
|
---|
| 1105 | movq [ecx], mm0
|
---|
| 1106 | sub eax, 8 // Update the number of points left
|
---|
| 1107 |
|
---|
| 1108 | movq mm0, mm4 // Update accumulator
|
---|
| 1109 | psrlq mm7, 32 // mm7 = [0 0 H G]
|
---|
| 1110 |
|
---|
| 1111 | //Process high word
|
---|
| 1112 | movq mm1, [ebx] // Copy...
|
---|
| 1113 | punpckhbw mm1, mm6 // Expand high word bytes into words
|
---|
| 1114 |
|
---|
| 1115 | aim_Sum_Words_In_MM1
|
---|
| 1116 |
|
---|
| 1117 | //Add to the previous data
|
---|
| 1118 | paddw mm0, mm3 // The current word of the accum
|
---|
| 1119 |
|
---|
| 1120 | // translate everything to 2 words on the left
|
---|
| 1121 | // mm7 = [0 0 D C] mm0 = [H G F E] ----> mm0=[0 0 H G] [ecx+8]=[F E D C]
|
---|
| 1122 | punpckldq mm7, mm0 // mm7 = [F E D C]
|
---|
| 1123 | add ebx, 8 // Update input pointer
|
---|
| 1124 |
|
---|
| 1125 | movq [ecx+8], mm7
|
---|
| 1126 | psrlq mm0, 32 // mm0 = [0 0 H G]
|
---|
| 1127 |
|
---|
| 1128 | movq mm7, mm4 // Update accumulator
|
---|
| 1129 | add ecx, 16 // Update output pointer
|
---|
| 1130 |
|
---|
| 1131 | jmp row_sum_loop // Loop
|
---|
| 1132 |
|
---|
| 1133 | //Cleanup
|
---|
| 1134 | end_sum_loop:
|
---|
| 1135 | emms
|
---|
| 1136 | }
|
---|
| 1137 | }
|
---|
| 1138 |
|
---|
| 1139 |
|
---|
| 1140 |
|
---|
| 1141 | // apply the mask (1/4)*[1 1 1 1 1] to the 1-D array im (words)
|
---|
| 1142 | // output : im_out (words)
|
---|
| 1143 | inline void sum_Row_5_mmx(ushort* im, ushort* im_out, int rowSize)
|
---|
| 1144 | {
|
---|
| 1145 | // temp: for debugging
|
---|
| 1146 | //return sum_Row_5(im,im_out,rowSize);
|
---|
| 1147 | __asm {
|
---|
| 1148 |
|
---|
| 1149 | mov eax, rowSize
|
---|
| 1150 | mov ebx, im
|
---|
| 1151 | mov ecx, im_out
|
---|
| 1152 |
|
---|
| 1153 | //Process the first quad word, but save only the second result"
|
---|
| 1154 | test eax, eax // Is there anything to do?"
|
---|
| 1155 | jz end_sum_loop // Jump out if necessary
|
---|
| 1156 |
|
---|
| 1157 | movq mm1, [ebx] // Load data (4 words)
|
---|
| 1158 | add ebx, 8 // Update input pointer
|
---|
| 1159 |
|
---|
| 1160 | //Process low word
|
---|
| 1161 | aim_Sum_Words_In_MM1
|
---|
| 1162 |
|
---|
| 1163 | //Store the result Only in the accumulator
|
---|
| 1164 | movq mm7, mm4 // Update accumulator
|
---|
| 1165 |
|
---|
| 1166 | //Process high word
|
---|
| 1167 | movq mm1, [ebx] // Copy...
|
---|
| 1168 |
|
---|
| 1169 | aim_Sum_Words_In_MM1
|
---|
| 1170 | add ebx, 8
|
---|
| 1171 |
|
---|
| 1172 | //Add to the previous data
|
---|
| 1173 | paddw mm7, mm3 // The current word of the accum
|
---|
| 1174 |
|
---|
| 1175 | // translate everything to 2 words on the left
|
---|
| 1176 | movq mm1, mm7 // mm1 = [D+E+F+G+H C+D+E+F+G B+C+D+E+F A+B+C+D+E]
|
---|
| 1177 | psrlq mm1, 32 // mm1 = [0 0 D+E+F+G+H C+D+E+F+G]
|
---|
| 1178 | movq mm0, mm1 // mm0 = [0 0 D+E+F+G+H C+D+E+F+G]
|
---|
| 1179 | psllq mm7, 32 // mm7 = [B+C+D+E+F A+B+C+D+E 0 0]
|
---|
| 1180 |
|
---|
| 1181 | movq [ecx], mm7 // Store the final result
|
---|
| 1182 | movq mm7, mm4 // Update accumulator
|
---|
| 1183 |
|
---|
| 1184 | add ecx, 8 // Update output pointer
|
---|
| 1185 | sub eax, 8 // Update the number of points left
|
---|
| 1186 |
|
---|
| 1187 | // Start the loop
|
---|
| 1188 | row_sum_loop:
|
---|
| 1189 | test eax, eax // Is there anything to do?
|
---|
| 1190 | jz end_sum_loop // Jump out if necessary
|
---|
| 1191 |
|
---|
| 1192 | movq mm1, [ebx] // Load data
|
---|
| 1193 |
|
---|
| 1194 | aim_Sum_Words_In_MM1
|
---|
| 1195 |
|
---|
| 1196 | //Add to the previous data
|
---|
| 1197 | //prefetcht0 [ecx + 32]
|
---|
| 1198 | //prefetcht0 [ebx + 48]
|
---|
| 1199 | paddw mm7, mm3 // The current word of the accum
|
---|
| 1200 | psrlw mm7, 2 // divide result by ...
|
---|
| 1201 |
|
---|
| 1202 | // translate everything to 2 words on the left
|
---|
| 1203 | // mm0 = [0 0 D C] mm7 = [H G F E] ----> mm7 =[0 0 H G] [ecx]=[F E D C]
|
---|
| 1204 | punpckldq mm0, mm7 // mm0 = [F E D C]
|
---|
| 1205 |
|
---|
| 1206 | movq [ecx], mm0
|
---|
| 1207 | sub eax, 8 // Update the number of points left
|
---|
| 1208 |
|
---|
| 1209 | movq mm0, mm4 // Update accumulator
|
---|
| 1210 | psrlq mm7, 32 // mm7 =[0 0 H G]
|
---|
| 1211 |
|
---|
| 1212 | //Process high word
|
---|
| 1213 | movq mm1, [ebx+8] // Copy...
|
---|
| 1214 |
|
---|
| 1215 | aim_Sum_Words_In_MM1
|
---|
| 1216 |
|
---|
| 1217 | //Add to the previous data
|
---|
| 1218 | paddw mm0, mm3 // The current word of the accum
|
---|
| 1219 | psrlw mm0, 2 // divide result by ...
|
---|
| 1220 |
|
---|
| 1221 | // translate everything to 2 words on the left
|
---|
| 1222 | // mm7 = [0 0 D C] mm0 = [H G F E] ----> mm0=[0 0 H G] [ecx+8]=[F E D C]
|
---|
| 1223 | punpckldq mm7, mm0 // mm7 = [F E D C]
|
---|
| 1224 | add ebx, 16 // Update input pointer
|
---|
| 1225 |
|
---|
| 1226 | movq [ecx+8], mm7
|
---|
| 1227 | psrlq mm0, 32 // mm0 = [0 0 H G]
|
---|
| 1228 |
|
---|
| 1229 | movq mm7, mm4 // Update accumulator
|
---|
| 1230 | add ecx, 16 // Update output pointer */
|
---|
| 1231 |
|
---|
| 1232 | jmp row_sum_loop // Loop
|
---|
| 1233 |
|
---|
| 1234 | //Cleanup
|
---|
| 1235 | end_sum_loop:
|
---|
| 1236 | emms
|
---|
| 1237 | }
|
---|
| 1238 | }
|
---|
| 1239 |
|
---|
| 1240 | template<class T> void sum_Row_5(T* im, ushort* im_out, int rowSize)
|
---|
| 1241 | {
|
---|
| 1242 | im += 2;
|
---|
| 1243 | im_out +=2;
|
---|
| 1244 | int s = 0;
|
---|
| 1245 | for (int i=0; i<rowSize-5; ++i, ++im, ++im_out) {
|
---|
| 1246 | s = *(im-2);
|
---|
| 1247 | s += *(im-1);
|
---|
| 1248 | s += *(im);
|
---|
| 1249 | s += *(im+1);
|
---|
| 1250 | s += *(im+2);
|
---|
| 1251 | *im_out = s/5;
|
---|
| 1252 | }
|
---|
| 1253 | }
|
---|
| 1254 |
|
---|
| 1255 | inline void avg_Col(ushort* im, uchar* im_out, int dataSize, int width, int sizeMask)
|
---|
| 1256 | {
|
---|
| 1257 | int offset = width*(sizeMask/2);
|
---|
| 1258 | im += offset;
|
---|
| 1259 | im_out += offset;
|
---|
| 1260 | for (int i=0; i<dataSize-width*sizeMask; ++i, ++im, ++im_out) {
|
---|
| 1261 | int s = 0;
|
---|
| 1262 | for (int j=-sizeMask/2; j<=sizeMask/2; ++j) s += *(im+j*width);
|
---|
| 1263 | *im_out = s/(sizeMask);
|
---|
| 1264 | }
|
---|
| 1265 | }
|
---|
| 1266 |
|
---|
| 1267 | // apply vertical mask 1/16*[1 1 1 ... 1]^T to 'im'
|
---|
| 1268 | // result in 'im_out'
|
---|
| 1269 | inline void avg_Col_mmx(ushort* im, uchar* im_out, int dataSize, int width, int sizeMask)
|
---|
| 1270 | {
|
---|
| 1271 | // temp: for debugging
|
---|
| 1272 | //return avg_Col(im,im_out,dataSize,width,sizeMask);
|
---|
| 1273 |
|
---|
| 1274 | switch (sizeMask)
|
---|
| 1275 | {
|
---|
| 1276 | case 5: avg_Col_5(im,im_out,dataSize,width);
|
---|
| 1277 | break;
|
---|
| 1278 | case 7: avg_Col_7(im,im_out,dataSize,width);
|
---|
| 1279 | break;
|
---|
| 1280 | case 9: avg_Col_9(im,im_out,dataSize,width);
|
---|
| 1281 | break;
|
---|
| 1282 | case 11: avg_Col_11(im,im_out,dataSize,width);
|
---|
| 1283 | break;
|
---|
| 1284 | case 13: avg_Col_13(im,im_out,dataSize,width);
|
---|
| 1285 | break;
|
---|
| 1286 | case 15: avg_Col_15(im,im_out,dataSize,width);
|
---|
| 1287 | break;
|
---|
| 1288 | case 17: avg_Col_17(im,im_out,dataSize,width);
|
---|
| 1289 | break;
|
---|
| 1290 |
|
---|
| 1291 | default: if (sizeMask<5) avg_Col_5(im,im_out,dataSize,width);
|
---|
| 1292 | else if (sizeMask>17) avg_Col_17(im,im_out,dataSize,width);
|
---|
| 1293 | break;
|
---|
| 1294 |
|
---|
| 1295 | }
|
---|
| 1296 | }
|
---|
| 1297 |
|
---|
| 1298 |
|
---|
| 1299 |
|
---|
| 1300 | #define macro_add __asm \
|
---|
| 1301 | { \
|
---|
| 1302 | __asm paddusw mm3, [edx] \
|
---|
| 1303 | __asm paddusw mm2, [edx+8] \
|
---|
| 1304 | __asm add edx, edi \
|
---|
| 1305 | }
|
---|
| 1306 |
|
---|
| 1307 |
|
---|
| 1308 | inline void avg_Col_5(ushort* im, uchar* im_out, int dataSize, int width)
|
---|
| 1309 | {
|
---|
| 1310 | __asm {
|
---|
| 1311 |
|
---|
| 1312 | mov edi, width
|
---|
| 1313 | shl edi, 1 // edi = 2*width
|
---|
| 1314 |
|
---|
| 1315 | mov eax, dataSize
|
---|
| 1316 | mov ecx, im_out
|
---|
| 1317 |
|
---|
| 1318 | mov ebx, im
|
---|
| 1319 | sub ebx, edi
|
---|
| 1320 | sub ebx, edi // ebx = ebx-4*width
|
---|
| 1321 |
|
---|
| 1322 | test eax, eax // Is there anything to do?"
|
---|
| 1323 | jz end_sum_loop // Jump out if necessary
|
---|
| 1324 |
|
---|
| 1325 | row_sum_loop:
|
---|
| 1326 |
|
---|
| 1327 | test eax, eax // Is there anything to do?
|
---|
| 1328 | jz end_sum_loop // Jump out if necessary
|
---|
| 1329 |
|
---|
| 1330 | mov edx, ebx
|
---|
| 1331 | add ebx, 16
|
---|
| 1332 |
|
---|
| 1333 | // 1
|
---|
| 1334 | movq mm3, [edx] // mm3 = 4 words of im
|
---|
| 1335 | movq mm2, [edx+8] // mm2 = next 4 words of im
|
---|
| 1336 | add edx, edi
|
---|
| 1337 |
|
---|
| 1338 | macro_add
|
---|
| 1339 | macro_add
|
---|
| 1340 | macro_add
|
---|
| 1341 | macro_add
|
---|
| 1342 |
|
---|
| 1343 | // divide results by ...
|
---|
| 1344 | psrlw mm3, 3
|
---|
| 1345 | psrlw mm2, 3
|
---|
| 1346 |
|
---|
| 1347 | // convert [mm2 mm3] as 8 bytes
|
---|
| 1348 | packuswb mm3,mm2
|
---|
| 1349 | movq [ecx], mm3
|
---|
| 1350 |
|
---|
| 1351 | sub eax, 8 // Update the number of points left
|
---|
| 1352 | add ecx, 8 // Update output pointer
|
---|
| 1353 |
|
---|
| 1354 | jmp row_sum_loop // Loop
|
---|
| 1355 |
|
---|
| 1356 | //Cleanup
|
---|
| 1357 | end_sum_loop:
|
---|
| 1358 | emms
|
---|
| 1359 | }
|
---|
| 1360 | }
|
---|
| 1361 |
|
---|
| 1362 | inline void avg_Col_7(ushort* im, uchar* im_out, int dataSize, int width)
|
---|
| 1363 | {
|
---|
| 1364 | __asm {
|
---|
| 1365 |
|
---|
| 1366 | mov edi, width
|
---|
| 1367 | shl edi, 1 // edi = 2*width
|
---|
| 1368 |
|
---|
| 1369 | mov eax, dataSize
|
---|
| 1370 | mov ecx, im_out
|
---|
| 1371 |
|
---|
| 1372 | mov ebx, im
|
---|
| 1373 | sub ebx, edi
|
---|
| 1374 | sub ebx, edi
|
---|
| 1375 | sub ebx, edi // ebx = ebx-6*width
|
---|
| 1376 |
|
---|
| 1377 | test eax, eax // Is there anything to do?"
|
---|
| 1378 | jz end_sum_loop // Jump out if necessary
|
---|
| 1379 |
|
---|
| 1380 | row_sum_loop:
|
---|
| 1381 |
|
---|
| 1382 | test eax, eax // Is there anything to do?
|
---|
| 1383 | jz end_sum_loop // Jump out if necessary
|
---|
| 1384 |
|
---|
| 1385 | mov edx, ebx
|
---|
| 1386 |
|
---|
| 1387 | // 1
|
---|
| 1388 | movq mm3, [edx] // mm3 = 4 words of im
|
---|
| 1389 | add ebx, 16
|
---|
| 1390 | movq mm2, [edx+8] // mm2 = next 4 words of im
|
---|
| 1391 | add edx, edi
|
---|
| 1392 |
|
---|
| 1393 | macro_add
|
---|
| 1394 | macro_add
|
---|
| 1395 | macro_add
|
---|
| 1396 | macro_add
|
---|
| 1397 | macro_add
|
---|
| 1398 | macro_add
|
---|
| 1399 |
|
---|
| 1400 | // divide results by ...
|
---|
| 1401 | psrlw mm3, 3
|
---|
| 1402 | psrlw mm2, 3
|
---|
| 1403 |
|
---|
| 1404 | // convert [mm2 mm3] as 8 bytes
|
---|
| 1405 | packuswb mm3,mm2
|
---|
| 1406 | movq [ecx], mm3
|
---|
| 1407 |
|
---|
| 1408 | sub eax, 8 // Update the number of points left
|
---|
| 1409 | add ecx, 8 // Update output pointer
|
---|
| 1410 |
|
---|
| 1411 | jmp row_sum_loop // Loop
|
---|
| 1412 |
|
---|
| 1413 | //Cleanup
|
---|
| 1414 | end_sum_loop:
|
---|
| 1415 | emms
|
---|
| 1416 | }
|
---|
| 1417 | }
|
---|
| 1418 |
|
---|
| 1419 | inline void avg_Col_9(ushort* im, uchar* im_out, int dataSize, int width)
|
---|
| 1420 | {
|
---|
| 1421 | __asm {
|
---|
| 1422 |
|
---|
| 1423 | mov edi, width
|
---|
| 1424 | shl edi, 1 // edi = 2*width
|
---|
| 1425 |
|
---|
| 1426 | mov eax, dataSize
|
---|
| 1427 | mov ecx, im_out
|
---|
| 1428 |
|
---|
| 1429 | mov ebx, im
|
---|
| 1430 | sub ebx, edi
|
---|
| 1431 | sub ebx, edi
|
---|
| 1432 | sub ebx, edi
|
---|
| 1433 | sub ebx, edi // ebx = ebx-8*width
|
---|
| 1434 |
|
---|
| 1435 | test eax, eax // Is there anything to do?"
|
---|
| 1436 | jz end_sum_loop // Jump out if necessary
|
---|
| 1437 |
|
---|
| 1438 | row_sum_loop:
|
---|
| 1439 |
|
---|
| 1440 | test eax, eax // Is there anything to do?
|
---|
| 1441 | jz end_sum_loop // Jump out if necessary
|
---|
| 1442 |
|
---|
| 1443 | mov edx, ebx
|
---|
| 1444 | add ebx, 16
|
---|
| 1445 |
|
---|
| 1446 | // 1
|
---|
| 1447 | movq mm3, [edx] // mm3 = 4 words of im
|
---|
| 1448 | movq mm2, [edx+8] // mm2 = next 4 words of im
|
---|
| 1449 | add edx, edi
|
---|
| 1450 |
|
---|
| 1451 | macro_add
|
---|
| 1452 | macro_add
|
---|
| 1453 | macro_add
|
---|
| 1454 | macro_add
|
---|
| 1455 | macro_add
|
---|
| 1456 | macro_add
|
---|
| 1457 | macro_add
|
---|
| 1458 | macro_add
|
---|
| 1459 |
|
---|
| 1460 | // divide results by ...
|
---|
| 1461 | psrlw mm3, 3
|
---|
| 1462 | psrlw mm2, 3
|
---|
| 1463 |
|
---|
| 1464 | // convert [mm2 mm3] as 8 bytes
|
---|
| 1465 | packuswb mm3,mm2
|
---|
| 1466 | movq [ecx], mm3
|
---|
| 1467 |
|
---|
| 1468 | sub eax, 8 // Update the number of points left
|
---|
| 1469 | add ecx, 8 // Update output pointer
|
---|
| 1470 |
|
---|
| 1471 | jmp row_sum_loop // Loop
|
---|
| 1472 |
|
---|
| 1473 | //Cleanup
|
---|
| 1474 | end_sum_loop:
|
---|
| 1475 | emms
|
---|
| 1476 | }
|
---|
| 1477 | }
|
---|
| 1478 |
|
---|
| 1479 | inline void avg_Col_11(ushort* im, uchar* im_out, int dataSize, int width)
|
---|
| 1480 | {
|
---|
| 1481 | __asm {
|
---|
| 1482 |
|
---|
| 1483 | mov edi, width
|
---|
| 1484 | shl edi, 1 // edi = 2*width
|
---|
| 1485 |
|
---|
| 1486 | mov eax, dataSize
|
---|
| 1487 | mov ecx, im_out
|
---|
| 1488 |
|
---|
| 1489 | mov ebx, im
|
---|
| 1490 | sub ebx, edi
|
---|
| 1491 | sub ebx, edi
|
---|
| 1492 | sub ebx, edi
|
---|
| 1493 | sub ebx, edi
|
---|
| 1494 | sub ebx, edi // ebx = ebx-10*width
|
---|
| 1495 |
|
---|
| 1496 | test eax, eax // Is there anything to do?"
|
---|
| 1497 | jz end_sum_loop // Jump out if necessary
|
---|
| 1498 |
|
---|
| 1499 | row_sum_loop:
|
---|
| 1500 |
|
---|
| 1501 | test eax, eax // Is there anything to do?
|
---|
| 1502 | jz end_sum_loop // Jump out if necessary
|
---|
| 1503 |
|
---|
| 1504 | mov edx, ebx
|
---|
| 1505 | add ebx, 16
|
---|
| 1506 |
|
---|
| 1507 | // 1
|
---|
| 1508 | movq mm3, [edx] // mm3 = 4 words of im
|
---|
| 1509 | movq mm2, [edx+8] // mm2 = next 4 words of im
|
---|
| 1510 | add edx, edi
|
---|
| 1511 |
|
---|
| 1512 | macro_add
|
---|
| 1513 | macro_add
|
---|
| 1514 | macro_add
|
---|
| 1515 | macro_add
|
---|
| 1516 | macro_add
|
---|
| 1517 | macro_add
|
---|
| 1518 | macro_add
|
---|
| 1519 | macro_add
|
---|
| 1520 | macro_add
|
---|
| 1521 | macro_add
|
---|
| 1522 |
|
---|
| 1523 | // divide results by ...
|
---|
| 1524 | psrlw mm3, 4
|
---|
| 1525 | psrlw mm2, 4
|
---|
| 1526 |
|
---|
| 1527 | // convert [mm2 mm3] as 8 bytes
|
---|
| 1528 | packuswb mm3,mm2
|
---|
| 1529 | movq [ecx], mm3
|
---|
| 1530 |
|
---|
| 1531 | sub eax, 8 // Update the number of points left
|
---|
| 1532 | add ecx, 8 // Update output pointer
|
---|
| 1533 |
|
---|
| 1534 | jmp row_sum_loop // Loop
|
---|
| 1535 |
|
---|
| 1536 | //Cleanup
|
---|
| 1537 | end_sum_loop:
|
---|
| 1538 | emms
|
---|
| 1539 | }
|
---|
| 1540 | }
|
---|
| 1541 |
|
---|
| 1542 | inline void avg_Col_13(ushort* im, uchar* im_out, int dataSize, int width)
|
---|
| 1543 | {
|
---|
| 1544 | __asm {
|
---|
| 1545 |
|
---|
| 1546 | mov edi, width
|
---|
| 1547 | shl edi, 1 // edi = 2*width
|
---|
| 1548 |
|
---|
| 1549 | mov eax, dataSize
|
---|
| 1550 | mov ecx, im_out
|
---|
| 1551 |
|
---|
| 1552 | mov ebx, im
|
---|
| 1553 | sub ebx, edi
|
---|
| 1554 | sub ebx, edi
|
---|
| 1555 | sub ebx, edi
|
---|
| 1556 | sub ebx, edi
|
---|
| 1557 | sub ebx, edi
|
---|
| 1558 | sub ebx, edi // ebx = ebx-12*width
|
---|
| 1559 |
|
---|
| 1560 | test eax, eax // Is there anything to do?"
|
---|
| 1561 | jz end_sum_loop // Jump out if necessary
|
---|
| 1562 |
|
---|
| 1563 | row_sum_loop:
|
---|
| 1564 |
|
---|
| 1565 | test eax, eax // Is there anything to do?
|
---|
| 1566 | jz end_sum_loop // Jump out if necessary
|
---|
| 1567 |
|
---|
| 1568 | mov edx, ebx
|
---|
| 1569 | add ebx, 16
|
---|
| 1570 |
|
---|
| 1571 | // 1
|
---|
| 1572 | movq mm3, [edx] // mm3 = 4 words of im
|
---|
| 1573 | movq mm2, [edx+8] // mm2 = next 4 words of im
|
---|
| 1574 | add edx, edi
|
---|
| 1575 |
|
---|
| 1576 | macro_add
|
---|
| 1577 | macro_add
|
---|
| 1578 | macro_add
|
---|
| 1579 | macro_add
|
---|
| 1580 | macro_add
|
---|
| 1581 | macro_add
|
---|
| 1582 | macro_add
|
---|
| 1583 | macro_add
|
---|
| 1584 | macro_add
|
---|
| 1585 | macro_add
|
---|
| 1586 | macro_add
|
---|
| 1587 | macro_add
|
---|
| 1588 |
|
---|
| 1589 | // divide results by ...
|
---|
| 1590 | psrlw mm3, 4
|
---|
| 1591 | psrlw mm2, 4
|
---|
| 1592 |
|
---|
| 1593 | // convert [mm2 mm3] as 8 bytes
|
---|
| 1594 | packuswb mm3,mm2
|
---|
| 1595 | movq [ecx], mm3
|
---|
| 1596 |
|
---|
| 1597 | sub eax, 8 // Update the number of points left
|
---|
| 1598 | add ecx, 8 // Update output pointer
|
---|
| 1599 |
|
---|
| 1600 | jmp row_sum_loop // Loop
|
---|
| 1601 |
|
---|
| 1602 | //Cleanup
|
---|
| 1603 | end_sum_loop:
|
---|
| 1604 | emms
|
---|
| 1605 | }
|
---|
| 1606 | }
|
---|
| 1607 |
|
---|
| 1608 | inline void avg_Col_15(ushort* im, uchar* im_out, int dataSize, int width)
|
---|
| 1609 | {
|
---|
| 1610 | __asm {
|
---|
| 1611 |
|
---|
| 1612 | mov edi, width
|
---|
| 1613 | shl edi, 1 // edi = 2*width
|
---|
| 1614 |
|
---|
| 1615 | mov eax, dataSize
|
---|
| 1616 | mov ecx, im_out
|
---|
| 1617 |
|
---|
| 1618 | mov ebx, im
|
---|
| 1619 | sub ebx, edi
|
---|
| 1620 | sub ebx, edi
|
---|
| 1621 | sub ebx, edi
|
---|
| 1622 | sub ebx, edi
|
---|
| 1623 | sub ebx, edi
|
---|
| 1624 | sub ebx, edi
|
---|
| 1625 | sub ebx, edi // ebx = ebx-14*width
|
---|
| 1626 |
|
---|
| 1627 | test eax, eax // Is there anything to do?"
|
---|
| 1628 | jz end_sum_loop // Jump out if necessary
|
---|
| 1629 |
|
---|
| 1630 | row_sum_loop:
|
---|
| 1631 |
|
---|
| 1632 | test eax, eax // Is there anything to do?
|
---|
| 1633 | jz end_sum_loop // Jump out if necessary
|
---|
| 1634 |
|
---|
| 1635 | mov edx, ebx
|
---|
| 1636 | add ebx, 16
|
---|
| 1637 |
|
---|
| 1638 | // 1
|
---|
| 1639 | movq mm3, [edx] // mm3 = 4 words of im
|
---|
| 1640 | movq mm2, [edx+8] // mm2 = next 4 words of im
|
---|
| 1641 | add edx, edi
|
---|
| 1642 |
|
---|
| 1643 | macro_add
|
---|
| 1644 | macro_add
|
---|
| 1645 | macro_add
|
---|
| 1646 | macro_add
|
---|
| 1647 | macro_add
|
---|
| 1648 | macro_add
|
---|
| 1649 | macro_add
|
---|
| 1650 | macro_add
|
---|
| 1651 | macro_add
|
---|
| 1652 | macro_add
|
---|
| 1653 | macro_add
|
---|
| 1654 | macro_add
|
---|
| 1655 | macro_add
|
---|
| 1656 | macro_add
|
---|
| 1657 |
|
---|
| 1658 | // divide results by ...
|
---|
| 1659 | psrlw mm3, 4
|
---|
| 1660 | psrlw mm2, 4
|
---|
| 1661 |
|
---|
| 1662 | // convert [mm2 mm3] as 8 bytes
|
---|
| 1663 | packuswb mm3,mm2
|
---|
| 1664 | movq [ecx], mm3
|
---|
| 1665 |
|
---|
| 1666 | sub eax, 8 // Update the number of points left
|
---|
| 1667 | add ecx, 8 // Update output pointer
|
---|
| 1668 |
|
---|
| 1669 | jmp row_sum_loop // Loop
|
---|
| 1670 |
|
---|
| 1671 | //Cleanup
|
---|
| 1672 | end_sum_loop:
|
---|
| 1673 | emms
|
---|
| 1674 | }
|
---|
| 1675 | }
|
---|
| 1676 |
|
---|
| 1677 | inline void avg_Col_17(ushort* im, uchar* im_out, int dataSize, int width)
|
---|
| 1678 | {
|
---|
| 1679 | __asm {
|
---|
| 1680 |
|
---|
| 1681 | mov edi, width
|
---|
| 1682 | shl edi, 1 // edi = 2*width
|
---|
| 1683 |
|
---|
| 1684 | mov eax, dataSize
|
---|
| 1685 | mov ecx, im_out
|
---|
| 1686 |
|
---|
| 1687 | mov ebx, im
|
---|
| 1688 | sub ebx, edi
|
---|
| 1689 | sub ebx, edi
|
---|
| 1690 | sub ebx, edi
|
---|
| 1691 | sub ebx, edi
|
---|
| 1692 | sub ebx, edi
|
---|
| 1693 | sub ebx, edi
|
---|
| 1694 | sub ebx, edi
|
---|
| 1695 | sub ebx, edi // ebx = ebx-16*width
|
---|
| 1696 |
|
---|
| 1697 | test eax, eax // Is there anything to do?"
|
---|
| 1698 | jz end_sum_loop // Jump out if necessary
|
---|
| 1699 |
|
---|
| 1700 | row_sum_loop:
|
---|
| 1701 |
|
---|
| 1702 | test eax, eax // Is there anything to do?
|
---|
| 1703 | jz end_sum_loop // Jump out if necessary
|
---|
| 1704 |
|
---|
| 1705 | mov edx, ebx
|
---|
| 1706 | add ebx, 16
|
---|
| 1707 |
|
---|
| 1708 | // 1
|
---|
| 1709 | movq mm3, [edx] // mm3 = 4 words of im
|
---|
| 1710 | movq mm2, [edx+8] // mm2 = next 4 words of im
|
---|
| 1711 | add edx, edi
|
---|
| 1712 |
|
---|
| 1713 | macro_add
|
---|
| 1714 | macro_add
|
---|
| 1715 | macro_add
|
---|
| 1716 | macro_add
|
---|
| 1717 | macro_add
|
---|
| 1718 | macro_add
|
---|
| 1719 | macro_add
|
---|
| 1720 | macro_add
|
---|
| 1721 | macro_add
|
---|
| 1722 | macro_add
|
---|
| 1723 | macro_add
|
---|
| 1724 | macro_add
|
---|
| 1725 | macro_add
|
---|
| 1726 | macro_add
|
---|
| 1727 | macro_add
|
---|
| 1728 | macro_add
|
---|
| 1729 |
|
---|
| 1730 | // divide results by ...
|
---|
| 1731 | psrlw mm3, 4
|
---|
| 1732 | psrlw mm2, 4
|
---|
| 1733 |
|
---|
| 1734 | // convert [mm2 mm3] as 8 bytes
|
---|
| 1735 | packuswb mm3,mm2
|
---|
| 1736 | movq [ecx], mm3
|
---|
| 1737 |
|
---|
| 1738 | sub eax, 8 // Update the number of points left
|
---|
| 1739 | add ecx, 8 // Update output pointer
|
---|
| 1740 |
|
---|
| 1741 | jmp row_sum_loop // Loop
|
---|
| 1742 |
|
---|
| 1743 | //Cleanup
|
---|
| 1744 | end_sum_loop:
|
---|
| 1745 | emms
|
---|
| 1746 | }
|
---|
| 1747 | }
|
---|
| 1748 |
|
---|
| 1749 |
|
---|
| 1750 | inline void add_Col_5_wb(ushort* im, uchar* im_out, int dataSize, int width)
|
---|
| 1751 | {
|
---|
| 1752 | __asm {
|
---|
| 1753 |
|
---|
| 1754 | mov edi, width
|
---|
| 1755 | shl edi, 1 // edi = 2*width
|
---|
| 1756 |
|
---|
| 1757 | mov eax, dataSize
|
---|
| 1758 | mov ecx, im_out
|
---|
| 1759 |
|
---|
| 1760 | mov ebx, im
|
---|
| 1761 | sub ebx, edi
|
---|
| 1762 | sub ebx, edi // ebx = ebx-4*width
|
---|
| 1763 |
|
---|
| 1764 | test eax, eax // Is there anything to do?"
|
---|
| 1765 | jz end_sum_loop // Jump out if necessary
|
---|
| 1766 |
|
---|
| 1767 | row_sum_loop:
|
---|
| 1768 |
|
---|
| 1769 | test eax, eax // Is there anything to do?
|
---|
| 1770 | jz end_sum_loop // Jump out if necessary
|
---|
| 1771 |
|
---|
| 1772 | mov edx, ebx
|
---|
| 1773 | add ebx, 16
|
---|
| 1774 |
|
---|
| 1775 | // 1
|
---|
| 1776 | movq mm3, [edx] // mm3 = 4 words of im
|
---|
| 1777 | movq mm2, [edx+8] // mm2 = next 4 words of im
|
---|
| 1778 | add edx, edi
|
---|
| 1779 |
|
---|
| 1780 | macro_add
|
---|
| 1781 | macro_add
|
---|
| 1782 | macro_add
|
---|
| 1783 | macro_add
|
---|
| 1784 |
|
---|
| 1785 | // save [mm2 mm3] as 8 bytes
|
---|
| 1786 | packuswb mm3,mm2
|
---|
| 1787 | movq [ecx], mm3
|
---|
| 1788 |
|
---|
| 1789 | sub eax, 8 // Update the number of points left
|
---|
| 1790 | add ecx, 8 // Update output pointer
|
---|
| 1791 |
|
---|
| 1792 | jmp row_sum_loop // Loop
|
---|
| 1793 |
|
---|
| 1794 | //Cleanup
|
---|
| 1795 | end_sum_loop:
|
---|
| 1796 | emms
|
---|
| 1797 | }
|
---|
| 1798 | }
|
---|
| 1799 |
|
---|
| 1800 | inline void add_Col_5_ww(ushort* im, ushort* im_out, int dataSize, int width)
|
---|
| 1801 | {
|
---|
| 1802 | __asm {
|
---|
| 1803 |
|
---|
| 1804 | mov edi, width
|
---|
| 1805 | shl edi, 1 // edi = 2*width
|
---|
| 1806 |
|
---|
| 1807 | mov eax, dataSize
|
---|
| 1808 | mov ecx, im_out
|
---|
| 1809 |
|
---|
| 1810 | mov ebx, im
|
---|
| 1811 | sub ebx, edi
|
---|
| 1812 | sub ebx, edi // ebx = ebx-4*width
|
---|
| 1813 |
|
---|
| 1814 | test eax, eax // Is there anything to do?"
|
---|
| 1815 | jz end_sum_loop // Jump out if necessary
|
---|
| 1816 |
|
---|
| 1817 | row_sum_loop:
|
---|
| 1818 |
|
---|
| 1819 | test eax, eax // Is there anything to do?
|
---|
| 1820 | jz end_sum_loop // Jump out if necessary
|
---|
| 1821 |
|
---|
| 1822 | mov edx, ebx
|
---|
| 1823 | add ebx, 16
|
---|
| 1824 |
|
---|
| 1825 | // 1
|
---|
| 1826 | movq mm3, [edx] // mm3 = 4 words of im
|
---|
| 1827 | movq mm2, [edx+8] // mm2 = next 4 words of im
|
---|
| 1828 | add edx, edi
|
---|
| 1829 |
|
---|
| 1830 | macro_add
|
---|
| 1831 | macro_add
|
---|
| 1832 | macro_add
|
---|
| 1833 | macro_add
|
---|
| 1834 |
|
---|
| 1835 | // save [mm2 mm3] as words
|
---|
| 1836 | movq [ecx], mm3
|
---|
| 1837 | movq [ecx+8], mm2
|
---|
| 1838 |
|
---|
| 1839 | sub eax, 8 // Update the number of points left
|
---|
| 1840 | add ecx, 16 // Update output pointer
|
---|
| 1841 |
|
---|
| 1842 | jmp row_sum_loop // Loop
|
---|
| 1843 |
|
---|
| 1844 | //Cleanup
|
---|
| 1845 | end_sum_loop:
|
---|
| 1846 | emms
|
---|
| 1847 | }
|
---|
| 1848 | }
|
---|
| 1849 |
|
---|
| 1850 | // compare bestScores and secondScores. if second<best+'thresh' the disp.
|
---|
| 1851 | // is set to 'valForReplacement' (usually 0)
|
---|
| 1852 | inline void compareBestAndSecond(uchar* bestScores, uchar* secondScores, char thresh,
|
---|
| 1853 | uchar undefined_val,
|
---|
| 1854 | uchar* disp, int dataSize)
|
---|
| 1855 | {
|
---|
| 1856 | __asm {
|
---|
| 1857 |
|
---|
| 1858 | // setup mm0 with 8 copies of 'thresh'
|
---|
| 1859 | mov al, thresh
|
---|
| 1860 | mov ah, al
|
---|
| 1861 | mov bx, ax
|
---|
| 1862 | shl eax, 16
|
---|
| 1863 | mov ax, bx
|
---|
| 1864 | movd mm0, eax
|
---|
| 1865 | movd mm1, eax
|
---|
| 1866 | punpckldq mm0, mm1
|
---|
| 1867 |
|
---|
| 1868 | // setup mm7 with 8 copies of 'valForReplacement'
|
---|
| 1869 | mov al, undefined_val
|
---|
| 1870 | mov ah, al
|
---|
| 1871 | mov bx, ax
|
---|
| 1872 | shl eax, 16
|
---|
| 1873 | mov ax, bx
|
---|
| 1874 | movd mm7, eax
|
---|
| 1875 | movd mm1, eax
|
---|
| 1876 | punpckldq mm7, mm1
|
---|
| 1877 |
|
---|
| 1878 | mov eax, dataSize
|
---|
| 1879 | mov ebx, bestScores
|
---|
| 1880 | mov ecx, secondScores
|
---|
| 1881 | mov edx, disp
|
---|
| 1882 |
|
---|
| 1883 | test eax, eax // Is there anything to do?"
|
---|
| 1884 | jz end_loop // Jump out if necessary
|
---|
| 1885 |
|
---|
| 1886 | comp_loop:
|
---|
| 1887 |
|
---|
| 1888 | test eax, eax // Is there anything to do?
|
---|
| 1889 | jz end_loop // Jump out if necessary
|
---|
| 1890 |
|
---|
| 1891 | movq mm2, [ecx]
|
---|
| 1892 | psubusb mm2, [ebx] // mm2 = secondScores - bestScores
|
---|
| 1893 |
|
---|
| 1894 | movq mm3, [edx] // mm3 = disp
|
---|
| 1895 | pcmpgtb mm2, mm0 // mm2 = 1 if mm2>thresh
|
---|
| 1896 | // 0 otherwise
|
---|
| 1897 |
|
---|
| 1898 | pand mm3, mm2
|
---|
| 1899 | pandn mm2, mm7
|
---|
| 1900 |
|
---|
| 1901 | por mm3, mm2
|
---|
| 1902 | movq [edx], mm3
|
---|
| 1903 |
|
---|
| 1904 | sub eax, 8 // Update the number of points left
|
---|
| 1905 | add ebx, 8 // Update output pointer
|
---|
| 1906 | add ecx, 8
|
---|
| 1907 | add edx, 8
|
---|
| 1908 |
|
---|
| 1909 | jmp comp_loop // Loop
|
---|
| 1910 |
|
---|
| 1911 | //Cleanup
|
---|
| 1912 | end_loop:
|
---|
| 1913 | emms
|
---|
| 1914 | }
|
---|
| 1915 | }
|
---|
| 1916 |
|
---|
| 1917 | // windowWidth must be multiple of 8
|
---|
| 1918 | inline void cropImage(const uchar* imSrc, int width, int height,
|
---|
| 1919 | uchar* imDest, int x0, int y0, int windowWidth, int windowHeight)
|
---|
| 1920 | {
|
---|
| 1921 | int w8 = windowWidth/8;
|
---|
| 1922 |
|
---|
| 1923 | int step = width-windowWidth;
|
---|
| 1924 | const uchar* srcNewOrigin = imSrc+x0+y0*width;
|
---|
| 1925 |
|
---|
| 1926 | __asm {
|
---|
| 1927 |
|
---|
| 1928 | mov ecx, windowHeight
|
---|
| 1929 |
|
---|
| 1930 | mov edx, w8
|
---|
| 1931 | mov eax, srcNewOrigin
|
---|
| 1932 | mov ebx, imDest
|
---|
| 1933 |
|
---|
| 1934 | pixel_loop:
|
---|
| 1935 |
|
---|
| 1936 | movq mm1, [eax]
|
---|
| 1937 | movq [ebx], mm1
|
---|
| 1938 | add eax, 8
|
---|
| 1939 | add ebx, 8
|
---|
| 1940 |
|
---|
| 1941 | dec edx
|
---|
| 1942 | jnz pixel_loop
|
---|
| 1943 |
|
---|
| 1944 | mov edx, w8
|
---|
| 1945 | add eax, step
|
---|
| 1946 |
|
---|
| 1947 | dec ecx
|
---|
| 1948 | jnz pixel_loop
|
---|
| 1949 |
|
---|
| 1950 | jmp done
|
---|
| 1951 |
|
---|
| 1952 | done:
|
---|
| 1953 | emms;
|
---|
| 1954 | }
|
---|
| 1955 | }
|
---|
| 1956 |
|
---|
| 1957 | // return the average pixel value
|
---|
| 1958 | inline float pixelMean(const uchar* im, int imageSize)
|
---|
| 1959 | {
|
---|
| 1960 | int sum;
|
---|
| 1961 |
|
---|
| 1962 | __asm {
|
---|
| 1963 |
|
---|
| 1964 | mov ecx, imageSize
|
---|
| 1965 | shr ecx, 3
|
---|
| 1966 |
|
---|
| 1967 | mov eax, im
|
---|
| 1968 | pxor mm7,mm7 // mm7 used as accumulator
|
---|
| 1969 | pxor mm0,mm0 // mm0 = 0
|
---|
| 1970 |
|
---|
| 1971 | pixel_loop:
|
---|
| 1972 |
|
---|
| 1973 | movq mm1, [eax]
|
---|
| 1974 | movq mm2,mm1
|
---|
| 1975 |
|
---|
| 1976 | punpcklbw mm2, mm0
|
---|
| 1977 | punpckhbw mm1, mm0
|
---|
| 1978 |
|
---|
| 1979 | paddw mm2,mm1
|
---|
| 1980 |
|
---|
| 1981 | movq mm1,mm2
|
---|
| 1982 | punpcklwd mm2, mm0
|
---|
| 1983 | punpckhwd mm1, mm0
|
---|
| 1984 |
|
---|
| 1985 | paddd mm2,mm1
|
---|
| 1986 | paddd mm7,mm2
|
---|
| 1987 |
|
---|
| 1988 | add eax, 8
|
---|
| 1989 | dec ecx
|
---|
| 1990 | jnz pixel_loop
|
---|
| 1991 |
|
---|
| 1992 | jmp done
|
---|
| 1993 |
|
---|
| 1994 | done:
|
---|
| 1995 | movd ebx, mm7
|
---|
| 1996 | psrlq mm7, 32
|
---|
| 1997 | movd edx, mm7
|
---|
| 1998 | add ebx, edx
|
---|
| 1999 | mov sum, ebx
|
---|
| 2000 |
|
---|
| 2001 | emms
|
---|
| 2002 | }
|
---|
| 2003 |
|
---|
| 2004 | return sum / (float)imageSize;
|
---|
| 2005 | }
|
---|
| 2006 |
|
---|
| 2007 |
|
---|
| 2008 |
|
---|
| 2009 |
|
---|
| 2010 | // -------------------------------------------------------------
|
---|
| 2011 | // apply mask:
|
---|
| 2012 | // if mask[]=undefined_val im[]->im[]
|
---|
| 2013 | // otherwise, im[]->mask[]
|
---|
| 2014 | // ....... this one may not be exact :-(
|
---|
| 2015 | inline void overrideImageMMX(uchar* im, const uchar* mask, uchar undefined_val, int imageSize)
|
---|
| 2016 | {
|
---|
| 2017 | __asm {
|
---|
| 2018 | // setup mm0 with 8 copies of 'undefined_val'
|
---|
| 2019 | mov al, undefined_val
|
---|
| 2020 | mov ah, al
|
---|
| 2021 | mov bx, ax
|
---|
| 2022 | shl eax, 16
|
---|
| 2023 | mov ax, bx
|
---|
| 2024 | movd mm0, eax
|
---|
| 2025 | movd mm1, eax
|
---|
| 2026 | punpckldq mm0, mm1
|
---|
| 2027 |
|
---|
| 2028 | mov ecx, imageSize
|
---|
| 2029 | shr ecx, 3
|
---|
| 2030 |
|
---|
| 2031 | mov eax, im
|
---|
| 2032 | mov ebx, mask
|
---|
| 2033 |
|
---|
| 2034 | pixel_loop:
|
---|
| 2035 | movq mm1, [eax]
|
---|
| 2036 | movq mm2, [ebx]
|
---|
| 2037 |
|
---|
| 2038 | movq mm3, mm2
|
---|
| 2039 | pcmpeqb mm3, mm0 // mm3[] -> xFF if mm2[]==undefined_val
|
---|
| 2040 | // -> x00 otherwise
|
---|
| 2041 | pand mm3, mm1 // mm3[] = mm1[] if mm2[]==undefined_val
|
---|
| 2042 | // = x00 otherwise
|
---|
| 2043 | por mm3, mm2
|
---|
| 2044 | movq [eax], mm3
|
---|
| 2045 |
|
---|
| 2046 | add eax, 8
|
---|
| 2047 | add ebx, 8
|
---|
| 2048 | dec ecx
|
---|
| 2049 | jnz pixel_loop
|
---|
| 2050 |
|
---|
| 2051 | jmp done
|
---|
| 2052 |
|
---|
| 2053 | done:
|
---|
| 2054 | emms
|
---|
| 2055 | }
|
---|
| 2056 | }
|
---|
| 2057 |
|
---|
| 2058 | inline void overrideImage(uchar* im, const uchar* mask, uchar undefined_val, int imageSize)
|
---|
| 2059 | {
|
---|
| 2060 | for (int i=0; i<imageSize; ++i, ++im,++mask)
|
---|
| 2061 | {
|
---|
| 2062 | if (*mask != undefined_val) *im=*mask;
|
---|
| 2063 | }
|
---|
| 2064 |
|
---|
| 2065 | }
|
---|
| 2066 |
|
---|
| 2067 |
|
---|
| 2068 | inline void divide( ushort* im, uchar* div, uchar* result, int imageSize)
|
---|
| 2069 | {
|
---|
| 2070 | for (int i=0; i<imageSize; ++i,++im,++div,++result)
|
---|
| 2071 | {
|
---|
| 2072 | *result = (*div)?(uchar)(*im / *div):0;
|
---|
| 2073 | }
|
---|
| 2074 | }
|
---|
| 2075 |
|
---|
| 2076 | // 5x5 sum filters
|
---|
| 2077 | inline void sum_5x5_mmx( uchar* im, ushort* im_out, int dataSize, int width, ushort* buff)
|
---|
| 2078 | {
|
---|
| 2079 | sum_Row_5_mmx(im, buff, dataSize);
|
---|
| 2080 | add_Col_5_ww(buff+2*width, im_out+2*width, dataSize-4*width , width);
|
---|
| 2081 | }
|
---|
| 2082 |
|
---|
| 2083 | inline void sum_5x5_mmx( uchar* im, uchar* im_out, int dataSize, int width, ushort* buff)
|
---|
| 2084 | {
|
---|
| 2085 | sum_Row_5_mmx(im, buff, dataSize);
|
---|
| 2086 | add_Col_5_wb(buff+2*width, im_out+2*width, dataSize-4*width , width);
|
---|
| 2087 | }
|
---|
| 2088 |
|
---|
| 2089 |
|
---|
| 2090 | inline void binarize(uchar* im, uchar* im_out, uchar undefined_val, int dataSize)
|
---|
| 2091 | {
|
---|
| 2092 | for (int i=0; i<dataSize; ++i,++im,++im_out)
|
---|
| 2093 | {
|
---|
| 2094 | *im_out = (*im != undefined_val);
|
---|
| 2095 | }
|
---|
| 2096 | }
|
---|
| 2097 |
|
---|
| 2098 | inline void set_undefined_to_zero(uchar* im, uchar* im_out, uchar undefined_val, int dataSize)
|
---|
| 2099 | {
|
---|
| 2100 | for (int i=0; i<dataSize; ++i,++im,++im_out)
|
---|
| 2101 | {
|
---|
| 2102 | if (*im == undefined_val) *im_out=0;
|
---|
| 2103 | }
|
---|
| 2104 | }
|
---|
| 2105 |
|
---|
| 2106 | inline void set_zero_to_undefined(uchar* im, uchar* im_out, uchar undefined_val, int dataSize)
|
---|
| 2107 | {
|
---|
| 2108 | for (int i=0; i<dataSize; ++i,++im,++im_out)
|
---|
| 2109 | {
|
---|
| 2110 | if (*im == 0) *im_out=undefined_val;
|
---|
| 2111 | }
|
---|
| 2112 | }
|
---|
| 2113 |
|
---|
| 2114 |
|
---|
| 2115 |
|
---|
| 2116 | inline void copyMMX(void* imDest, const void* imSrc, int dataSize)
|
---|
| 2117 | {
|
---|
| 2118 | __asm {
|
---|
| 2119 |
|
---|
| 2120 | mov ecx, dataSize
|
---|
| 2121 | shr ecx, 3
|
---|
| 2122 |
|
---|
| 2123 | mov eax, imSrc
|
---|
| 2124 | mov ebx, imDest
|
---|
| 2125 | sub ebx, 8
|
---|
| 2126 |
|
---|
| 2127 | pixel_loop:
|
---|
| 2128 | movq mm1, [eax]
|
---|
| 2129 | add ebx, 8
|
---|
| 2130 |
|
---|
| 2131 | movq [ebx], mm1
|
---|
| 2132 | add eax, 8
|
---|
| 2133 |
|
---|
| 2134 | dec ecx
|
---|
| 2135 | jnz pixel_loop
|
---|
| 2136 |
|
---|
| 2137 | jmp done
|
---|
| 2138 |
|
---|
| 2139 | done:
|
---|
| 2140 | emms
|
---|
| 2141 | }
|
---|
| 2142 | }
|
---|
| 2143 |
|
---|
| 2144 | inline void copySSE(void* imDest, const void* imSrc, int dataSize)
|
---|
| 2145 | {
|
---|
| 2146 | __asm {
|
---|
| 2147 |
|
---|
| 2148 | mov ecx, dataSize
|
---|
| 2149 | shr ecx, 4
|
---|
| 2150 |
|
---|
| 2151 | mov eax, imSrc
|
---|
| 2152 | mov ebx, imDest
|
---|
| 2153 | sub ebx, 16
|
---|
| 2154 |
|
---|
| 2155 | pixel_loop:
|
---|
| 2156 | movdqa xmm1, [eax]
|
---|
| 2157 | add ebx, 16
|
---|
| 2158 |
|
---|
| 2159 | movdqa [ebx], xmm1
|
---|
| 2160 | add eax, 16
|
---|
| 2161 |
|
---|
| 2162 | dec ecx
|
---|
| 2163 | jnz pixel_loop
|
---|
| 2164 |
|
---|
| 2165 | jmp done
|
---|
| 2166 |
|
---|
| 2167 | done:
|
---|
| 2168 | emms
|
---|
| 2169 | }
|
---|
| 2170 | }
|
---|
| 2171 |
|
---|
| 2172 | inline void setMMX(float* imDest, const float value, int dataSize)
|
---|
| 2173 | {
|
---|
| 2174 | __asm {
|
---|
| 2175 | // make 4 copies of the constant 'value' in xmm0
|
---|
| 2176 | movss xmm0, value
|
---|
| 2177 | movss xmm1, xmm0
|
---|
| 2178 | unpcklps xmm0, xmm1
|
---|
| 2179 | movlhps xmm0, xmm0
|
---|
| 2180 |
|
---|
| 2181 | mov ecx, dataSize
|
---|
| 2182 | shr ecx, 2
|
---|
| 2183 |
|
---|
| 2184 | mov ebx, imDest
|
---|
| 2185 |
|
---|
| 2186 | pixel_loop:
|
---|
| 2187 | movaps [ebx], xmm0
|
---|
| 2188 | add ebx, 16
|
---|
| 2189 |
|
---|
| 2190 | dec ecx
|
---|
| 2191 | jnz pixel_loop
|
---|
| 2192 |
|
---|
| 2193 | jmp done
|
---|
| 2194 |
|
---|
| 2195 | done:
|
---|
| 2196 | emms
|
---|
| 2197 | }
|
---|
| 2198 | }
|
---|
| 2199 |
|
---|
| 2200 | inline void setMMX(char* imDest, const char value, int dataSize)
|
---|
| 2201 | {
|
---|
| 2202 | __asm {
|
---|
| 2203 | // setup mm0 with 8 copies of 'value'
|
---|
| 2204 | mov al, value
|
---|
| 2205 | mov ah, al
|
---|
| 2206 | mov bx, ax
|
---|
| 2207 | shl eax, 16
|
---|
| 2208 | mov ax, bx
|
---|
| 2209 | movd mm0, eax
|
---|
| 2210 | movd mm1, eax
|
---|
| 2211 | punpckldq mm0, mm1
|
---|
| 2212 |
|
---|
| 2213 |
|
---|
| 2214 | mov ecx, dataSize
|
---|
| 2215 | shr ecx, 3
|
---|
| 2216 |
|
---|
| 2217 | mov ebx, imDest
|
---|
| 2218 |
|
---|
| 2219 | pixel_loop:
|
---|
| 2220 | movq [ebx], mm0
|
---|
| 2221 | add ebx, 8
|
---|
| 2222 |
|
---|
| 2223 | dec ecx
|
---|
| 2224 | jnz pixel_loop
|
---|
| 2225 |
|
---|
| 2226 | jmp done
|
---|
| 2227 |
|
---|
| 2228 | done:
|
---|
| 2229 | emms
|
---|
| 2230 | }
|
---|
| 2231 | }
|
---|
| 2232 |
|
---|
| 2233 | /*
|
---|
| 2234 | void copyRGBAtoRGB(const uchar* imSrc, uchar* imred,uchar* imgreen,uchar* imblue, int dataSize)
|
---|
| 2235 | {
|
---|
| 2236 | __asm {
|
---|
| 2237 |
|
---|
| 2238 | mov esi, dataSize
|
---|
| 2239 | shr esi, 3
|
---|
| 2240 |
|
---|
| 2241 | mov eax, imSrc
|
---|
| 2242 | mov ebx, imred
|
---|
| 2243 | mov ecx, imred
|
---|
| 2244 | mov edx, imred
|
---|
| 2245 |
|
---|
| 2246 | pixel_loop:
|
---|
| 2247 | movq mm1, [eax]
|
---|
| 2248 |
|
---|
| 2249 |
|
---|
| 2250 | movq [ebx], mm1
|
---|
| 2251 |
|
---|
| 2252 | add eax, 8
|
---|
| 2253 | add ebx, 8
|
---|
| 2254 | add ecx, 8
|
---|
| 2255 | add edx, 8
|
---|
| 2256 |
|
---|
| 2257 | dec esi
|
---|
| 2258 | jnz pixel_loop
|
---|
| 2259 |
|
---|
| 2260 | jmp done
|
---|
| 2261 |
|
---|
| 2262 | done:
|
---|
| 2263 | emms
|
---|
| 2264 | }
|
---|
| 2265 | }*/
|
---|
| 2266 |
|
---|
| 2267 | inline void multiply(uchar* im, float fact, int imageSize)
|
---|
| 2268 | {
|
---|
| 2269 | __asm {
|
---|
| 2270 |
|
---|
| 2271 | mov ecx, imageSize
|
---|
| 2272 | shr ecx, 3
|
---|
| 2273 |
|
---|
| 2274 | // make 4 copies of the constant 'fact' in xmm0
|
---|
| 2275 | movss xmm0, fact
|
---|
| 2276 | movss xmm1, xmm0
|
---|
| 2277 | unpcklps xmm0, xmm1
|
---|
| 2278 | movlhps xmm0, xmm0
|
---|
| 2279 |
|
---|
| 2280 |
|
---|
| 2281 | mov eax, im
|
---|
| 2282 | pxor mm7,mm7 // mm7 = 0
|
---|
| 2283 |
|
---|
| 2284 | pixel_loop:
|
---|
| 2285 | movq mm1, [eax]
|
---|
| 2286 | movq mm2, mm1
|
---|
| 2287 |
|
---|
| 2288 | punpcklbw mm2, mm0
|
---|
| 2289 | punpckhbw mm1, mm0
|
---|
| 2290 |
|
---|
| 2291 | movq mm3,mm2
|
---|
| 2292 | punpckhwd mm3, mm0
|
---|
| 2293 | punpcklwd mm2, mm0
|
---|
| 2294 |
|
---|
| 2295 | movq mm4,mm1
|
---|
| 2296 | punpcklwd mm4, mm0
|
---|
| 2297 | punpckhwd mm1, mm0
|
---|
| 2298 |
|
---|
| 2299 | // here, the first 8 bytes are in d-words [mm1 mm4 mm3 mm2]
|
---|
| 2300 | // --------
|
---|
| 2301 | cvtpi2ps xmm3, mm3 // put mm3 in low part of xmm3
|
---|
| 2302 | cvtpi2ps xmm2, mm2 // put mm2 in low part of xmm2
|
---|
| 2303 |
|
---|
| 2304 | movlhps xmm2, xmm3 // xmm2 = [xmm3(low part) xmm2(low part)]
|
---|
| 2305 |
|
---|
| 2306 | mulps xmm2, xmm0
|
---|
| 2307 |
|
---|
| 2308 | cvtps2pi mm2, xmm2 // convert low 2 floats from xmm2 to mm2
|
---|
| 2309 | movhlps xmm3,xmm2 // mov high 2 floats from xmm2 to low 2 floats in xmm3
|
---|
| 2310 | cvtps2pi mm3, xmm3 // convert low 2 floats from xmm3 to mm3
|
---|
| 2311 |
|
---|
| 2312 | packssdw mm2, mm3 // mm2 = (word)[mm2 mm3]
|
---|
| 2313 |
|
---|
| 2314 | // --------
|
---|
| 2315 | cvtpi2ps xmm4, mm4
|
---|
| 2316 | cvtpi2ps xmm1, mm1
|
---|
| 2317 |
|
---|
| 2318 | movlhps xmm4, xmm1
|
---|
| 2319 |
|
---|
| 2320 | mulps xmm4, xmm0
|
---|
| 2321 |
|
---|
| 2322 | cvtps2pi mm4, xmm4 // convert low 2 floats from xmm4 to mm4
|
---|
| 2323 | movhlps xmm1,xmm4 // mov high 2 floats from xmm4 to low 2 floats in xmm1
|
---|
| 2324 | cvtps2pi mm1, xmm1 // convert low 2 floats from xmm1 to mm1
|
---|
| 2325 |
|
---|
| 2326 | packssdw mm4, mm1 // mm4 = (word)[mm1 mm4]
|
---|
| 2327 |
|
---|
| 2328 |
|
---|
| 2329 | // ------
|
---|
| 2330 | packuswb mm2, mm4 // mm2 = [[mm4] [mm2]] = [mm1 mm4 mm2 mm3]
|
---|
| 2331 | movq [eax], mm2
|
---|
| 2332 |
|
---|
| 2333 | add eax, 8
|
---|
| 2334 | dec ecx
|
---|
| 2335 | jnz pixel_loop
|
---|
| 2336 |
|
---|
| 2337 | jmp done
|
---|
| 2338 |
|
---|
| 2339 | done:
|
---|
| 2340 | emms
|
---|
| 2341 |
|
---|
| 2342 | }
|
---|
| 2343 | }
|
---|
| 2344 |
|
---|
| 2345 | inline void multiply(const uchar* imSrc, uchar* imDest, float fact, int imageSize)
|
---|
| 2346 | {
|
---|
| 2347 | __asm {
|
---|
| 2348 |
|
---|
| 2349 | mov ecx, imageSize
|
---|
| 2350 | shr ecx, 3
|
---|
| 2351 |
|
---|
| 2352 | // make 4 copies of the constant 'fact' in xmm0
|
---|
| 2353 | movss xmm0, fact
|
---|
| 2354 | movss xmm1, xmm0
|
---|
| 2355 | unpcklps xmm0, xmm1
|
---|
| 2356 | movlhps xmm0, xmm0
|
---|
| 2357 |
|
---|
| 2358 |
|
---|
| 2359 | mov eax, imSrc
|
---|
| 2360 | mov ebx, imDest
|
---|
| 2361 | pxor mm7,mm7 // mm7 = 0
|
---|
| 2362 |
|
---|
| 2363 | pixel_loop:
|
---|
| 2364 | movq mm1, [eax]
|
---|
| 2365 | movq mm2, mm1
|
---|
| 2366 |
|
---|
| 2367 | punpcklbw mm2, mm0
|
---|
| 2368 | punpckhbw mm1, mm0
|
---|
| 2369 |
|
---|
| 2370 | movq mm3,mm2
|
---|
| 2371 | punpckhwd mm3, mm0
|
---|
| 2372 | punpcklwd mm2, mm0
|
---|
| 2373 |
|
---|
| 2374 | movq mm4,mm1
|
---|
| 2375 | punpcklwd mm4, mm0
|
---|
| 2376 | punpckhwd mm1, mm0
|
---|
| 2377 |
|
---|
| 2378 | // here, the first 8 bytes are in d-words [mm1 mm4 mm3 mm2]
|
---|
| 2379 | // --------
|
---|
| 2380 | cvtpi2ps xmm3, mm3 // put mm3 in low part of xmm3
|
---|
| 2381 | cvtpi2ps xmm2, mm2 // put mm2 in low part of xmm2
|
---|
| 2382 |
|
---|
| 2383 | movlhps xmm2, xmm3 // xmm2 = [xmm3(low part) xmm2(low part)]
|
---|
| 2384 |
|
---|
| 2385 | mulps xmm2, xmm0
|
---|
| 2386 |
|
---|
| 2387 | cvtps2pi mm2, xmm2 // convert low 2 floats from xmm2 to mm2
|
---|
| 2388 | movhlps xmm3,xmm2 // mov high 2 floats from xmm2 to low 2 floats in xmm3
|
---|
| 2389 | cvtps2pi mm3, xmm3 // convert low 2 floats from xmm3 to mm3
|
---|
| 2390 |
|
---|
| 2391 | packssdw mm2, mm3 // mm2 = (word)[mm2 mm3]
|
---|
| 2392 |
|
---|
| 2393 | // --------
|
---|
| 2394 | cvtpi2ps xmm4, mm4
|
---|
| 2395 | cvtpi2ps xmm1, mm1
|
---|
| 2396 |
|
---|
| 2397 | movlhps xmm4, xmm1
|
---|
| 2398 |
|
---|
| 2399 | mulps xmm4, xmm0
|
---|
| 2400 |
|
---|
| 2401 | cvtps2pi mm4, xmm4 // convert low 2 floats from xmm4 to mm4
|
---|
| 2402 | movhlps xmm1,xmm4 // mov high 2 floats from xmm4 to low 2 floats in xmm1
|
---|
| 2403 | cvtps2pi mm1, xmm1 // convert low 2 floats from xmm1 to mm1
|
---|
| 2404 |
|
---|
| 2405 | packssdw mm4, mm1 // mm4 = (word)[mm1 mm4]
|
---|
| 2406 |
|
---|
| 2407 |
|
---|
| 2408 | // ------
|
---|
| 2409 | packuswb mm2, mm4 // mm2 = [[mm4] [mm2]] = [mm1 mm4 mm2 mm3]
|
---|
| 2410 | movq [ebx], mm2
|
---|
| 2411 |
|
---|
| 2412 | add eax, 8
|
---|
| 2413 | add ebx, 8
|
---|
| 2414 | dec ecx
|
---|
| 2415 | jnz pixel_loop
|
---|
| 2416 |
|
---|
| 2417 | jmp done
|
---|
| 2418 |
|
---|
| 2419 | done:
|
---|
| 2420 | emms
|
---|
| 2421 |
|
---|
| 2422 | }
|
---|
| 2423 | } |
---|