1 /* 2 * Copyright (c) 2011 The LibYuv project authors. All Rights Reserved. 3 * 4 * Use of this source code is governed by a BSD-style license 5 * that can be found in the LICENSE file in the root of the source 6 * tree. An additional intellectual property rights grant can be found 7 * in the file PATENTS. All contributing project authors may 8 * be found in the AUTHORS file in the root of the source tree. 9 */ 10 11 #include "row.h" 12 13 #define kMaxStride (2048 * 4) 14 15 extern "C" { 16 17 #define MAKETABLE(NAME) \ 18 SIMD_ALIGNED(const int16 NAME[256 * 3][4]) = {\ 19 RGBY(0x00), RGBY(0x01), RGBY(0x02), RGBY(0x03), \ 20 RGBY(0x04), RGBY(0x05), RGBY(0x06), RGBY(0x07), \ 21 RGBY(0x08), RGBY(0x09), RGBY(0x0A), RGBY(0x0B), \ 22 RGBY(0x0C), RGBY(0x0D), RGBY(0x0E), RGBY(0x0F), \ 23 RGBY(0x10), RGBY(0x11), RGBY(0x12), RGBY(0x13), \ 24 RGBY(0x14), RGBY(0x15), RGBY(0x16), RGBY(0x17), \ 25 RGBY(0x18), RGBY(0x19), RGBY(0x1A), RGBY(0x1B), \ 26 RGBY(0x1C), RGBY(0x1D), RGBY(0x1E), RGBY(0x1F), \ 27 RGBY(0x20), RGBY(0x21), RGBY(0x22), RGBY(0x23), \ 28 RGBY(0x24), RGBY(0x25), RGBY(0x26), RGBY(0x27), \ 29 RGBY(0x28), RGBY(0x29), RGBY(0x2A), RGBY(0x2B), \ 30 RGBY(0x2C), RGBY(0x2D), RGBY(0x2E), RGBY(0x2F), \ 31 RGBY(0x30), RGBY(0x31), RGBY(0x32), RGBY(0x33), \ 32 RGBY(0x34), RGBY(0x35), RGBY(0x36), RGBY(0x37), \ 33 RGBY(0x38), RGBY(0x39), RGBY(0x3A), RGBY(0x3B), \ 34 RGBY(0x3C), RGBY(0x3D), RGBY(0x3E), RGBY(0x3F), \ 35 RGBY(0x40), RGBY(0x41), RGBY(0x42), RGBY(0x43), \ 36 RGBY(0x44), RGBY(0x45), RGBY(0x46), RGBY(0x47), \ 37 RGBY(0x48), RGBY(0x49), RGBY(0x4A), RGBY(0x4B), \ 38 RGBY(0x4C), RGBY(0x4D), RGBY(0x4E), RGBY(0x4F), \ 39 RGBY(0x50), RGBY(0x51), RGBY(0x52), RGBY(0x53), \ 40 RGBY(0x54), RGBY(0x55), RGBY(0x56), RGBY(0x57), \ 41 RGBY(0x58), RGBY(0x59), RGBY(0x5A), RGBY(0x5B), \ 42 RGBY(0x5C), RGBY(0x5D), RGBY(0x5E), RGBY(0x5F), \ 43 RGBY(0x60), RGBY(0x61), RGBY(0x62), RGBY(0x63), \ 44 RGBY(0x64), RGBY(0x65), RGBY(0x66), RGBY(0x67), \ 45 RGBY(0x68), RGBY(0x69), RGBY(0x6A), RGBY(0x6B), \ 46 RGBY(0x6C), RGBY(0x6D), RGBY(0x6E), RGBY(0x6F), \ 47 RGBY(0x70), RGBY(0x71), RGBY(0x72), RGBY(0x73), \ 48 RGBY(0x74), RGBY(0x75), RGBY(0x76), RGBY(0x77), \ 49 RGBY(0x78), RGBY(0x79), RGBY(0x7A), RGBY(0x7B), \ 50 RGBY(0x7C), RGBY(0x7D), RGBY(0x7E), RGBY(0x7F), \ 51 RGBY(0x80), RGBY(0x81), RGBY(0x82), RGBY(0x83), \ 52 RGBY(0x84), RGBY(0x85), RGBY(0x86), RGBY(0x87), \ 53 RGBY(0x88), RGBY(0x89), RGBY(0x8A), RGBY(0x8B), \ 54 RGBY(0x8C), RGBY(0x8D), RGBY(0x8E), RGBY(0x8F), \ 55 RGBY(0x90), RGBY(0x91), RGBY(0x92), RGBY(0x93), \ 56 RGBY(0x94), RGBY(0x95), RGBY(0x96), RGBY(0x97), \ 57 RGBY(0x98), RGBY(0x99), RGBY(0x9A), RGBY(0x9B), \ 58 RGBY(0x9C), RGBY(0x9D), RGBY(0x9E), RGBY(0x9F), \ 59 RGBY(0xA0), RGBY(0xA1), RGBY(0xA2), RGBY(0xA3), \ 60 RGBY(0xA4), RGBY(0xA5), RGBY(0xA6), RGBY(0xA7), \ 61 RGBY(0xA8), RGBY(0xA9), RGBY(0xAA), RGBY(0xAB), \ 62 RGBY(0xAC), RGBY(0xAD), RGBY(0xAE), RGBY(0xAF), \ 63 RGBY(0xB0), RGBY(0xB1), RGBY(0xB2), RGBY(0xB3), \ 64 RGBY(0xB4), RGBY(0xB5), RGBY(0xB6), RGBY(0xB7), \ 65 RGBY(0xB8), RGBY(0xB9), RGBY(0xBA), RGBY(0xBB), \ 66 RGBY(0xBC), RGBY(0xBD), RGBY(0xBE), RGBY(0xBF), \ 67 RGBY(0xC0), RGBY(0xC1), RGBY(0xC2), RGBY(0xC3), \ 68 RGBY(0xC4), RGBY(0xC5), RGBY(0xC6), RGBY(0xC7), \ 69 RGBY(0xC8), RGBY(0xC9), RGBY(0xCA), RGBY(0xCB), \ 70 RGBY(0xCC), RGBY(0xCD), RGBY(0xCE), RGBY(0xCF), \ 71 RGBY(0xD0), RGBY(0xD1), RGBY(0xD2), RGBY(0xD3), \ 72 RGBY(0xD4), RGBY(0xD5), RGBY(0xD6), RGBY(0xD7), \ 73 RGBY(0xD8), RGBY(0xD9), RGBY(0xDA), RGBY(0xDB), \ 74 RGBY(0xDC), RGBY(0xDD), RGBY(0xDE), RGBY(0xDF), \ 75 RGBY(0xE0), RGBY(0xE1), RGBY(0xE2), RGBY(0xE3), \ 76 RGBY(0xE4), RGBY(0xE5), RGBY(0xE6), RGBY(0xE7), \ 77 RGBY(0xE8), RGBY(0xE9), RGBY(0xEA), RGBY(0xEB), \ 78 RGBY(0xEC), RGBY(0xED), RGBY(0xEE), RGBY(0xEF), \ 79 RGBY(0xF0), RGBY(0xF1), RGBY(0xF2), RGBY(0xF3), \ 80 RGBY(0xF4), RGBY(0xF5), RGBY(0xF6), RGBY(0xF7), \ 81 RGBY(0xF8), RGBY(0xF9), RGBY(0xFA), RGBY(0xFB), \ 82 RGBY(0xFC), RGBY(0xFD), RGBY(0xFE), RGBY(0xFF), \ 83 RGBU(0x00), RGBU(0x01), RGBU(0x02), RGBU(0x03), \ 84 RGBU(0x04), RGBU(0x05), RGBU(0x06), RGBU(0x07), \ 85 RGBU(0x08), RGBU(0x09), RGBU(0x0A), RGBU(0x0B), \ 86 RGBU(0x0C), RGBU(0x0D), RGBU(0x0E), RGBU(0x0F), \ 87 RGBU(0x10), RGBU(0x11), RGBU(0x12), RGBU(0x13), \ 88 RGBU(0x14), RGBU(0x15), RGBU(0x16), RGBU(0x17), \ 89 RGBU(0x18), RGBU(0x19), RGBU(0x1A), RGBU(0x1B), \ 90 RGBU(0x1C), RGBU(0x1D), RGBU(0x1E), RGBU(0x1F), \ 91 RGBU(0x20), RGBU(0x21), RGBU(0x22), RGBU(0x23), \ 92 RGBU(0x24), RGBU(0x25), RGBU(0x26), RGBU(0x27), \ 93 RGBU(0x28), RGBU(0x29), RGBU(0x2A), RGBU(0x2B), \ 94 RGBU(0x2C), RGBU(0x2D), RGBU(0x2E), RGBU(0x2F), \ 95 RGBU(0x30), RGBU(0x31), RGBU(0x32), RGBU(0x33), \ 96 RGBU(0x34), RGBU(0x35), RGBU(0x36), RGBU(0x37), \ 97 RGBU(0x38), RGBU(0x39), RGBU(0x3A), RGBU(0x3B), \ 98 RGBU(0x3C), RGBU(0x3D), RGBU(0x3E), RGBU(0x3F), \ 99 RGBU(0x40), RGBU(0x41), RGBU(0x42), RGBU(0x43), \ 100 RGBU(0x44), RGBU(0x45), RGBU(0x46), RGBU(0x47), \ 101 RGBU(0x48), RGBU(0x49), RGBU(0x4A), RGBU(0x4B), \ 102 RGBU(0x4C), RGBU(0x4D), RGBU(0x4E), RGBU(0x4F), \ 103 RGBU(0x50), RGBU(0x51), RGBU(0x52), RGBU(0x53), \ 104 RGBU(0x54), RGBU(0x55), RGBU(0x56), RGBU(0x57), \ 105 RGBU(0x58), RGBU(0x59), RGBU(0x5A), RGBU(0x5B), \ 106 RGBU(0x5C), RGBU(0x5D), RGBU(0x5E), RGBU(0x5F), \ 107 RGBU(0x60), RGBU(0x61), RGBU(0x62), RGBU(0x63), \ 108 RGBU(0x64), RGBU(0x65), RGBU(0x66), RGBU(0x67), \ 109 RGBU(0x68), RGBU(0x69), RGBU(0x6A), RGBU(0x6B), \ 110 RGBU(0x6C), RGBU(0x6D), RGBU(0x6E), RGBU(0x6F), \ 111 RGBU(0x70), RGBU(0x71), RGBU(0x72), RGBU(0x73), \ 112 RGBU(0x74), RGBU(0x75), RGBU(0x76), RGBU(0x77), \ 113 RGBU(0x78), RGBU(0x79), RGBU(0x7A), RGBU(0x7B), \ 114 RGBU(0x7C), RGBU(0x7D), RGBU(0x7E), RGBU(0x7F), \ 115 RGBU(0x80), RGBU(0x81), RGBU(0x82), RGBU(0x83), \ 116 RGBU(0x84), RGBU(0x85), RGBU(0x86), RGBU(0x87), \ 117 RGBU(0x88), RGBU(0x89), RGBU(0x8A), RGBU(0x8B), \ 118 RGBU(0x8C), RGBU(0x8D), RGBU(0x8E), RGBU(0x8F), \ 119 RGBU(0x90), RGBU(0x91), RGBU(0x92), RGBU(0x93), \ 120 RGBU(0x94), RGBU(0x95), RGBU(0x96), RGBU(0x97), \ 121 RGBU(0x98), RGBU(0x99), RGBU(0x9A), RGBU(0x9B), \ 122 RGBU(0x9C), RGBU(0x9D), RGBU(0x9E), RGBU(0x9F), \ 123 RGBU(0xA0), RGBU(0xA1), RGBU(0xA2), RGBU(0xA3), \ 124 RGBU(0xA4), RGBU(0xA5), RGBU(0xA6), RGBU(0xA7), \ 125 RGBU(0xA8), RGBU(0xA9), RGBU(0xAA), RGBU(0xAB), \ 126 RGBU(0xAC), RGBU(0xAD), RGBU(0xAE), RGBU(0xAF), \ 127 RGBU(0xB0), RGBU(0xB1), RGBU(0xB2), RGBU(0xB3), \ 128 RGBU(0xB4), RGBU(0xB5), RGBU(0xB6), RGBU(0xB7), \ 129 RGBU(0xB8), RGBU(0xB9), RGBU(0xBA), RGBU(0xBB), \ 130 RGBU(0xBC), RGBU(0xBD), RGBU(0xBE), RGBU(0xBF), \ 131 RGBU(0xC0), RGBU(0xC1), RGBU(0xC2), RGBU(0xC3), \ 132 RGBU(0xC4), RGBU(0xC5), RGBU(0xC6), RGBU(0xC7), \ 133 RGBU(0xC8), RGBU(0xC9), RGBU(0xCA), RGBU(0xCB), \ 134 RGBU(0xCC), RGBU(0xCD), RGBU(0xCE), RGBU(0xCF), \ 135 RGBU(0xD0), RGBU(0xD1), RGBU(0xD2), RGBU(0xD3), \ 136 RGBU(0xD4), RGBU(0xD5), RGBU(0xD6), RGBU(0xD7), \ 137 RGBU(0xD8), RGBU(0xD9), RGBU(0xDA), RGBU(0xDB), \ 138 RGBU(0xDC), RGBU(0xDD), RGBU(0xDE), RGBU(0xDF), \ 139 RGBU(0xE0), RGBU(0xE1), RGBU(0xE2), RGBU(0xE3), \ 140 RGBU(0xE4), RGBU(0xE5), RGBU(0xE6), RGBU(0xE7), \ 141 RGBU(0xE8), RGBU(0xE9), RGBU(0xEA), RGBU(0xEB), \ 142 RGBU(0xEC), RGBU(0xED), RGBU(0xEE), RGBU(0xEF), \ 143 RGBU(0xF0), RGBU(0xF1), RGBU(0xF2), RGBU(0xF3), \ 144 RGBU(0xF4), RGBU(0xF5), RGBU(0xF6), RGBU(0xF7), \ 145 RGBU(0xF8), RGBU(0xF9), RGBU(0xFA), RGBU(0xFB), \ 146 RGBU(0xFC), RGBU(0xFD), RGBU(0xFE), RGBU(0xFF), \ 147 RGBV(0x00), RGBV(0x01), RGBV(0x02), RGBV(0x03), \ 148 RGBV(0x04), RGBV(0x05), RGBV(0x06), RGBV(0x07), \ 149 RGBV(0x08), RGBV(0x09), RGBV(0x0A), RGBV(0x0B), \ 150 RGBV(0x0C), RGBV(0x0D), RGBV(0x0E), RGBV(0x0F), \ 151 RGBV(0x10), RGBV(0x11), RGBV(0x12), RGBV(0x13), \ 152 RGBV(0x14), RGBV(0x15), RGBV(0x16), RGBV(0x17), \ 153 RGBV(0x18), RGBV(0x19), RGBV(0x1A), RGBV(0x1B), \ 154 RGBV(0x1C), RGBV(0x1D), RGBV(0x1E), RGBV(0x1F), \ 155 RGBV(0x20), RGBV(0x21), RGBV(0x22), RGBV(0x23), \ 156 RGBV(0x24), RGBV(0x25), RGBV(0x26), RGBV(0x27), \ 157 RGBV(0x28), RGBV(0x29), RGBV(0x2A), RGBV(0x2B), \ 158 RGBV(0x2C), RGBV(0x2D), RGBV(0x2E), RGBV(0x2F), \ 159 RGBV(0x30), RGBV(0x31), RGBV(0x32), RGBV(0x33), \ 160 RGBV(0x34), RGBV(0x35), RGBV(0x36), RGBV(0x37), \ 161 RGBV(0x38), RGBV(0x39), RGBV(0x3A), RGBV(0x3B), \ 162 RGBV(0x3C), RGBV(0x3D), RGBV(0x3E), RGBV(0x3F), \ 163 RGBV(0x40), RGBV(0x41), RGBV(0x42), RGBV(0x43), \ 164 RGBV(0x44), RGBV(0x45), RGBV(0x46), RGBV(0x47), \ 165 RGBV(0x48), RGBV(0x49), RGBV(0x4A), RGBV(0x4B), \ 166 RGBV(0x4C), RGBV(0x4D), RGBV(0x4E), RGBV(0x4F), \ 167 RGBV(0x50), RGBV(0x51), RGBV(0x52), RGBV(0x53), \ 168 RGBV(0x54), RGBV(0x55), RGBV(0x56), RGBV(0x57), \ 169 RGBV(0x58), RGBV(0x59), RGBV(0x5A), RGBV(0x5B), \ 170 RGBV(0x5C), RGBV(0x5D), RGBV(0x5E), RGBV(0x5F), \ 171 RGBV(0x60), RGBV(0x61), RGBV(0x62), RGBV(0x63), \ 172 RGBV(0x64), RGBV(0x65), RGBV(0x66), RGBV(0x67), \ 173 RGBV(0x68), RGBV(0x69), RGBV(0x6A), RGBV(0x6B), \ 174 RGBV(0x6C), RGBV(0x6D), RGBV(0x6E), RGBV(0x6F), \ 175 RGBV(0x70), RGBV(0x71), RGBV(0x72), RGBV(0x73), \ 176 RGBV(0x74), RGBV(0x75), RGBV(0x76), RGBV(0x77), \ 177 RGBV(0x78), RGBV(0x79), RGBV(0x7A), RGBV(0x7B), \ 178 RGBV(0x7C), RGBV(0x7D), RGBV(0x7E), RGBV(0x7F), \ 179 RGBV(0x80), RGBV(0x81), RGBV(0x82), RGBV(0x83), \ 180 RGBV(0x84), RGBV(0x85), RGBV(0x86), RGBV(0x87), \ 181 RGBV(0x88), RGBV(0x89), RGBV(0x8A), RGBV(0x8B), \ 182 RGBV(0x8C), RGBV(0x8D), RGBV(0x8E), RGBV(0x8F), \ 183 RGBV(0x90), RGBV(0x91), RGBV(0x92), RGBV(0x93), \ 184 RGBV(0x94), RGBV(0x95), RGBV(0x96), RGBV(0x97), \ 185 RGBV(0x98), RGBV(0x99), RGBV(0x9A), RGBV(0x9B), \ 186 RGBV(0x9C), RGBV(0x9D), RGBV(0x9E), RGBV(0x9F), \ 187 RGBV(0xA0), RGBV(0xA1), RGBV(0xA2), RGBV(0xA3), \ 188 RGBV(0xA4), RGBV(0xA5), RGBV(0xA6), RGBV(0xA7), \ 189 RGBV(0xA8), RGBV(0xA9), RGBV(0xAA), RGBV(0xAB), \ 190 RGBV(0xAC), RGBV(0xAD), RGBV(0xAE), RGBV(0xAF), \ 191 RGBV(0xB0), RGBV(0xB1), RGBV(0xB2), RGBV(0xB3), \ 192 RGBV(0xB4), RGBV(0xB5), RGBV(0xB6), RGBV(0xB7), \ 193 RGBV(0xB8), RGBV(0xB9), RGBV(0xBA), RGBV(0xBB), \ 194 RGBV(0xBC), RGBV(0xBD), RGBV(0xBE), RGBV(0xBF), \ 195 RGBV(0xC0), RGBV(0xC1), RGBV(0xC2), RGBV(0xC3), \ 196 RGBV(0xC4), RGBV(0xC5), RGBV(0xC6), RGBV(0xC7), \ 197 RGBV(0xC8), RGBV(0xC9), RGBV(0xCA), RGBV(0xCB), \ 198 RGBV(0xCC), RGBV(0xCD), RGBV(0xCE), RGBV(0xCF), \ 199 RGBV(0xD0), RGBV(0xD1), RGBV(0xD2), RGBV(0xD3), \ 200 RGBV(0xD4), RGBV(0xD5), RGBV(0xD6), RGBV(0xD7), \ 201 RGBV(0xD8), RGBV(0xD9), RGBV(0xDA), RGBV(0xDB), \ 202 RGBV(0xDC), RGBV(0xDD), RGBV(0xDE), RGBV(0xDF), \ 203 RGBV(0xE0), RGBV(0xE1), RGBV(0xE2), RGBV(0xE3), \ 204 RGBV(0xE4), RGBV(0xE5), RGBV(0xE6), RGBV(0xE7), \ 205 RGBV(0xE8), RGBV(0xE9), RGBV(0xEA), RGBV(0xEB), \ 206 RGBV(0xEC), RGBV(0xED), RGBV(0xEE), RGBV(0xEF), \ 207 RGBV(0xF0), RGBV(0xF1), RGBV(0xF2), RGBV(0xF3), \ 208 RGBV(0xF4), RGBV(0xF5), RGBV(0xF6), RGBV(0xF7), \ 209 RGBV(0xF8), RGBV(0xF9), RGBV(0xFA), RGBV(0xFB), \ 210 RGBV(0xFC), RGBV(0xFD), RGBV(0xFE), RGBV(0xFF), \ 211 }; 212 213 // ARGB table 214 #define RGBY(i) { \ 215 static_cast<int16>(1.164 * 64 * (i - 16) + 0.5), \ 216 static_cast<int16>(1.164 * 64 * (i - 16) + 0.5), \ 217 static_cast<int16>(1.164 * 64 * (i - 16) + 0.5), \ 218 static_cast<int16>(256 * 64 - 1) \ 219 } 220 221 #define RGBU(i) { \ 222 static_cast<int16>(2.018 * 64 * (i - 128) + 0.5), \ 223 static_cast<int16>(-0.391 * 64 * (i - 128) + 0.5), \ 224 0, \ 225 0 \ 226 } 227 228 #define RGBV(i) { \ 229 0, \ 230 static_cast<int16>(-0.813 * 64 * (i - 128) + 0.5), \ 231 static_cast<int16>(1.596 * 64 * (i - 128) + 0.5), \ 232 0 \ 233 } 234 235 #ifdef OSX 236 MAKETABLE(kCoefficientsRgbY) 237 #else 238 MAKETABLE(_kCoefficientsRgbY) 239 #endif 240 241 #undef RGBY 242 #undef RGBU 243 #undef RGBV 244 245 // BGRA table 246 #define RGBY(i) { \ 247 static_cast<int16>(256 * 64 - 1), \ 248 static_cast<int16>(1.164 * 64 * (i - 16) + 0.5), \ 249 static_cast<int16>(1.164 * 64 * (i - 16) + 0.5), \ 250 static_cast<int16>(1.164 * 64 * (i - 16) + 0.5) \ 251 } 252 253 #define RGBU(i) { \ 254 0, \ 255 0, \ 256 static_cast<int16>(-0.391 * 64 * (i - 128) + 0.5), \ 257 static_cast<int16>(2.018 * 64 * (i - 128) + 0.5) \ 258 } 259 260 #define RGBV(i) { \ 261 0, \ 262 static_cast<int16>(1.596 * 64 * (i - 128) + 0.5), \ 263 static_cast<int16>(-0.813 * 64 * (i - 128) + 0.5), \ 264 0 \ 265 } 266 267 #ifdef OSX 268 MAKETABLE(kCoefficientsBgraY) 269 #else 270 MAKETABLE(_kCoefficientsBgraY) 271 #endif 272 273 274 #undef RGBY 275 #undef RGBU 276 #undef RGBV 277 278 // ABGR table 279 #define RGBY(i) { \ 280 static_cast<int16>(1.164 * 64 * (i - 16) + 0.5), \ 281 static_cast<int16>(1.164 * 64 * (i - 16) + 0.5), \ 282 static_cast<int16>(1.164 * 64 * (i - 16) + 0.5), \ 283 static_cast<int16>(256 * 64 - 1) \ 284 } 285 286 #define RGBU(i) { \ 287 0, \ 288 static_cast<int16>(-0.391 * 64 * (i - 128) + 0.5), \ 289 static_cast<int16>(2.018 * 64 * (i - 128) + 0.5), \ 290 0 \ 291 } 292 293 #define RGBV(i) { \ 294 static_cast<int16>(1.596 * 64 * (i - 128) + 0.5), \ 295 static_cast<int16>(-0.813 * 64 * (i - 128) + 0.5), \ 296 0, \ 297 0 \ 298 } 299 300 #ifdef OSX 301 MAKETABLE(kCoefficientsAbgrY) 302 #else 303 MAKETABLE(_kCoefficientsAbgrY) 304 #endif 305 306 307 void RAWToARGBRow_C(const uint8* src_raw, uint8* dst_argb, int pix) { 308 for (int x = 0; x < pix; ++x) { 309 uint8 r = src_raw[0]; 310 uint8 g = src_raw[1]; 311 uint8 b = src_raw[2]; 312 dst_argb[0] = b; 313 dst_argb[1] = g; 314 dst_argb[2] = r; 315 dst_argb[3] = 255u; 316 dst_argb += 4; 317 src_raw += 3; 318 } 319 } 320 321 void BG24ToARGBRow_C(const uint8* src_bg24, uint8* dst_argb, int pix) { 322 for (int x = 0; x < pix; ++x) { 323 uint8 b = src_bg24[0]; 324 uint8 g = src_bg24[1]; 325 uint8 r = src_bg24[2]; 326 dst_argb[0] = b; 327 dst_argb[1] = g; 328 dst_argb[2] = r; 329 dst_argb[3] = 255u; 330 dst_argb[3] = 255u; 331 dst_argb += 4; 332 src_bg24 += 3; 333 } 334 } 335 336 // C versions do the same 337 void RGB24ToYRow_C(const uint8* src_argb, uint8* dst_y, int pix) { 338 SIMD_ALIGNED(uint8 row[kMaxStride]); 339 BG24ToARGBRow_C(src_argb, row, pix); 340 ARGBToYRow_C(row, dst_y, pix); 341 } 342 343 void RAWToYRow_C(const uint8* src_argb, uint8* dst_y, int pix) { 344 SIMD_ALIGNED(uint8 row[kMaxStride]); 345 RAWToARGBRow_C(src_argb, row, pix); 346 ARGBToYRow_C(row, dst_y, pix); 347 } 348 349 void RGB24ToUVRow_C(const uint8* src_argb, int src_stride_argb, 350 uint8* dst_u, uint8* dst_v, int pix) { 351 SIMD_ALIGNED(uint8 row[kMaxStride * 2]); 352 BG24ToARGBRow_C(src_argb, row, pix); 353 BG24ToARGBRow_C(src_argb + src_stride_argb, row + kMaxStride, pix); 354 ARGBToUVRow_C(row, kMaxStride, dst_u, dst_v, pix); 355 } 356 357 void RAWToUVRow_C(const uint8* src_argb, int src_stride_argb, 358 uint8* dst_u, uint8* dst_v, int pix) { 359 SIMD_ALIGNED(uint8 row[kMaxStride * 2]); 360 RAWToARGBRow_C(src_argb, row, pix); 361 RAWToARGBRow_C(src_argb + src_stride_argb, row + kMaxStride, pix); 362 ARGBToUVRow_C(row, kMaxStride, dst_u, dst_v, pix); 363 } 364 365 static inline int RGBToY(uint8 r, uint8 g, uint8 b) { 366 return (( 66 * r + 129 * g + 25 * b + 128) >> 8) + 16; 367 } 368 369 static inline int RGBToU(uint8 r, uint8 g, uint8 b) { 370 return ((-38 * r - 74 * g + 112 * b + 128) >> 8) + 128; 371 } 372 static inline int RGBToV(uint8 r, uint8 g, uint8 b) { 373 return ((112 * r - 94 * g - 18 * b + 128) >> 8) + 128; 374 } 375 376 #define MAKEROWY(NAME,R,G,B) \ 377 void NAME ## ToYRow_C(const uint8* src_argb0, uint8* dst_y, int width) { \ 378 for (int x = 0; x < width; ++x) { \ 379 dst_y[0] = RGBToY(src_argb0[R], src_argb0[G], src_argb0[B]); \ 380 src_argb0 += 4; \ 381 dst_y += 1; \ 382 } \ 383 } \ 384 void NAME ## ToUVRow_C(const uint8* src_rgb0, int src_stride_rgb, \ 385 uint8* dst_u, uint8* dst_v, int width) { \ 386 const uint8* src_rgb1 = src_rgb0 + src_stride_rgb; \ 387 for (int x = 0; x < width - 1; x += 2) { \ 388 uint8 ab = (src_rgb0[B] + src_rgb0[B + 4] + \ 389 src_rgb1[B] + src_rgb1[B + 4]) >> 2; \ 390 uint8 ag = (src_rgb0[G] + src_rgb0[G + 4] + \ 391 src_rgb1[G] + src_rgb1[G + 4]) >> 2; \ 392 uint8 ar = (src_rgb0[R] + src_rgb0[R + 4] + \ 393 src_rgb1[R] + src_rgb1[R + 4]) >> 2; \ 394 dst_u[0] = RGBToU(ar, ag, ab); \ 395 dst_v[0] = RGBToV(ar, ag, ab); \ 396 src_rgb0 += 8; \ 397 src_rgb1 += 8; \ 398 dst_u += 1; \ 399 dst_v += 1; \ 400 } \ 401 if (width & 1) { \ 402 uint8 ab = (src_rgb0[B] + src_rgb1[B]) >> 1; \ 403 uint8 ag = (src_rgb0[G] + src_rgb1[G]) >> 1; \ 404 uint8 ar = (src_rgb0[R] + src_rgb1[R]) >> 1; \ 405 dst_u[0] = RGBToU(ar, ag, ab); \ 406 dst_v[0] = RGBToV(ar, ag, ab); \ 407 } \ 408 } 409 410 MAKEROWY(ARGB,2,1,0) 411 MAKEROWY(BGRA,1,2,3) 412 MAKEROWY(ABGR,0,1,2) 413 414 #if defined(HAS_RAWTOYROW_SSSE3) 415 416 void RGB24ToYRow_SSSE3(const uint8* src_argb, uint8* dst_y, int pix) { 417 SIMD_ALIGNED(uint8 row[kMaxStride]); 418 BG24ToARGBRow_SSSE3(src_argb, row, pix); 419 ARGBToYRow_SSSE3(row, dst_y, pix); 420 } 421 422 void RAWToYRow_SSSE3(const uint8* src_argb, uint8* dst_y, int pix) { 423 SIMD_ALIGNED(uint8 row[kMaxStride]); 424 RAWToARGBRow_SSSE3(src_argb, row, pix); 425 ARGBToYRow_SSSE3(row, dst_y, pix); 426 } 427 428 #endif 429 430 #if defined(HAS_RAWTOUVROW_SSSE3) 431 #if defined(HAS_ARGBTOUVROW_SSSE3) 432 void RGB24ToUVRow_SSSE3(const uint8* src_argb, int src_stride_argb, 433 uint8* dst_u, uint8* dst_v, int pix) { 434 SIMD_ALIGNED(uint8 row[kMaxStride * 2]); 435 BG24ToARGBRow_SSSE3(src_argb, row, pix); 436 BG24ToARGBRow_SSSE3(src_argb + src_stride_argb, row + kMaxStride, pix); 437 ARGBToUVRow_SSSE3(row, kMaxStride, dst_u, dst_v, pix); 438 } 439 440 void RAWToUVRow_SSSE3(const uint8* src_argb, int src_stride_argb, 441 uint8* dst_u, uint8* dst_v, int pix) { 442 SIMD_ALIGNED(uint8 row[kMaxStride * 2]); 443 RAWToARGBRow_SSSE3(src_argb, row, pix); 444 RAWToARGBRow_SSSE3(src_argb + src_stride_argb, row + kMaxStride, pix); 445 ARGBToUVRow_SSSE3(row, kMaxStride, dst_u, dst_v, pix); 446 } 447 448 #else 449 450 void RGB24ToUVRow_SSSE3(const uint8* src_argb, int src_stride_argb, 451 uint8* dst_u, uint8* dst_v, int pix) { 452 SIMD_ALIGNED(uint8 row[kMaxStride * 2]); 453 BG24ToARGBRow_SSSE3(src_argb, row, pix); 454 BG24ToARGBRow_SSSE3(src_argb + src_stride_argb, row + kMaxStride, pix); 455 ARGBToUVRow_C(row, kMaxStride, dst_u, dst_v, pix); 456 } 457 458 void RAWToUVRow_SSSE3(const uint8* src_argb, int src_stride_argb, 459 uint8* dst_u, uint8* dst_v, int pix) { 460 SIMD_ALIGNED(uint8 row[kMaxStride * 2]); 461 RAWToARGBRow_SSSE3(src_argb, row, pix); 462 RAWToARGBRow_SSSE3(src_argb + src_stride_argb, row + kMaxStride, pix); 463 ARGBToUVRow_C(row, kMaxStride, dst_u, dst_v, pix); 464 } 465 466 #endif 467 #endif 468 469 } // extern "C" 470