| 98e75f2d |
1 | /* |
| 2 | * Texture Filtering |
| 3 | * Version: 1.0 |
| 4 | * |
| 5 | * Copyright (C) 2007 Hiroshi Morii All Rights Reserved. |
| 6 | * Email koolsmoky(at)users.sourceforge.net |
| 7 | * Web http://www.3dfxzone.it/koolsmoky |
| 8 | * |
| 9 | * this is free software; you can redistribute it and/or modify |
| 10 | * it under the terms of the GNU General Public License as published by |
| 11 | * the Free Software Foundation; either version 2, or (at your option) |
| 12 | * any later version. |
| 13 | * |
| 14 | * this is distributed in the hope that it will be useful, |
| 15 | * but WITHOUT ANY WARRANTY; without even the implied warranty of |
| 16 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
| 17 | * GNU General Public License for more details. |
| 18 | * |
| 19 | * You should have received a copy of the GNU General Public License |
| 20 | * along with GNU Make; see the file COPYING. If not, write to |
| 21 | * the Free Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA. |
| 22 | */ |
| 23 | |
| 24 | /* Based on Maxim Stepin and Rice1964 hq4x code */ |
| 25 | |
| 26 | #include <math.h> |
| 27 | #include <stdlib.h> |
| 28 | #include "TextureFilters.h" |
| 29 | |
| 30 | #if !_16BPP_HACK |
| 31 | static uint32 RGB444toYUV[4096]; |
| 32 | #define RGB444toYUV(val) RGB444toYUV[val & 0x0FFF] /* val = ARGB4444 */ |
| 33 | |
| 34 | /*inline static uint32 RGB444toYUV(uint32 val) |
| 35 | { |
| 36 | uint32 r, g, b, Y, u, v; |
| 37 | |
| 38 | r = (val & 0x0F00) >> 4; |
| 39 | g = (val & 0x00F0); |
| 40 | b = val & 0x000F; |
| 41 | r |= r >> 4; |
| 42 | g |= g >> 4; |
| 43 | b |= b << 4; |
| 44 | |
| 45 | Y = (r + g + b) >> 2; |
| 46 | u = 128 + ((r - b) >> 2); |
| 47 | v = 128 + ((2*g - r - b)>>3); |
| 48 | |
| 49 | return ((Y << 16) | (u << 8) | v); |
| 50 | }*/ |
| 51 | |
| 52 | static uint32 RGB555toYUV(uint32 val) |
| 53 | { |
| 54 | uint32 r, g, b, Y, u, v; |
| 55 | |
| 56 | r = (val & 0x7C00) >> 7; |
| 57 | g = (val & 0x03E0) >> 2; |
| 58 | b = (val & 0x001F) << 3; |
| 59 | r |= r >> 5; |
| 60 | g |= g >> 5; |
| 61 | b |= b >> 5; |
| 62 | |
| 63 | Y = (r + g + b) >> 2; |
| 64 | u = 128 + ((r - b) >> 2); |
| 65 | v = 128 + ((2*g - r - b)>>3); |
| 66 | |
| 67 | return ((Y << 16) | (u << 8) | v); |
| 68 | } |
| 69 | |
| 70 | static uint32 RGB565toYUV(uint32 val) |
| 71 | { |
| 72 | uint32 r, g, b, Y, u, v; |
| 73 | |
| 74 | r = (val & 0xF800) >> 8; |
| 75 | g = (val & 0x07E0) >> 3; |
| 76 | b = (val & 0x001F) << 3; |
| 77 | r |= r >> 5; |
| 78 | g |= g >> 6; |
| 79 | b |= b >> 5; |
| 80 | |
| 81 | Y = (r + g + b) >> 2; |
| 82 | u = 128 + ((r - b) >> 2); |
| 83 | v = 128 + ((2*g - r - b)>>3); |
| 84 | |
| 85 | return ((Y << 16) | (u << 8) | v); |
| 86 | } |
| 87 | #endif /* !_16BPP_HACK */ |
| 88 | |
| 89 | static uint32 RGB888toYUV(uint32 val) |
| 90 | { |
| 91 | #if 0 |
| 92 | uint32 Yuv; |
| 93 | |
| 94 | __asm { |
| 95 | mov eax, dword ptr [val]; |
| 96 | mov ebx, eax; |
| 97 | mov ecx, eax; |
| 98 | and ebx, 0x000000ff; // b |
| 99 | and eax, 0x00ff0000; // r |
| 100 | and ecx, 0x0000ff00; // g |
| 101 | shl ebx, 14; |
| 102 | shr eax, 2; |
| 103 | shl ecx, 6; |
| 104 | mov edx, ebx; |
| 105 | add edx, eax; |
| 106 | add edx, ecx; |
| 107 | and edx, 0xffff0000; |
| 108 | |
| 109 | sub eax, ebx; |
| 110 | add eax, 0x00800000; |
| 111 | shr eax, 8; |
| 112 | or edx, eax; |
| 113 | sub eax, 0x00800000; |
| 114 | and edx, 0xffffff00; |
| 115 | |
| 116 | add ecx, 0x00800000; |
| 117 | shr ecx, 5; |
| 118 | shr ebx, 7; |
| 119 | add eax, ebx; |
| 120 | sub ecx, eax; |
| 121 | shr ecx, 11; |
| 122 | or edx, ecx; |
| 123 | |
| 124 | mov dword ptr [Yuv], edx; |
| 125 | } |
| 126 | |
| 127 | return Yuv; |
| 128 | #else |
| 129 | uint32 r, g, b, Y, u, v; |
| 130 | |
| 131 | r = (val & 0x00ff0000) >> 16; |
| 132 | g = (val & 0x0000ff00) >> 8; |
| 133 | b = val & 0x000000ff; |
| 134 | |
| 135 | Y = (r + g + b) >> 2; |
| 136 | u = (0x00000200 + r - b) >> 2; |
| 137 | v = (0x00000400 + (g << 1) - r - b) >> 3; |
| 138 | |
| 139 | return ((Y << 16) | (u << 8) | v); |
| 140 | #endif |
| 141 | } |
| 142 | |
| 143 | #define Ymask 0x00FF0000 |
| 144 | #define Umask 0x0000FF00 |
| 145 | #define Vmask 0x000000FF |
| 146 | #define trY 0x00300000 // ? |
| 147 | #define trU 0x00000700 // ?? |
| 148 | #define trV 0x00000006 // ??? |
| 149 | |
| 150 | #define HQ4X_INTERP1(n, b) \ |
| 151 | static void hq4x_Interp1_##n (uint8 * pc, uint##b p1, uint##b p2) \ |
| 152 | { \ |
| 153 | /* *((uint##b*)pc) = (p1*3+p2) >> 2; */ \ |
| 154 | *((uint##b*)pc) = INTERP_##n##_MASK_1_3((INTERP_##n##_MASK_1_3(p1)*3 + INTERP_##n##_MASK_1_3(p2)) / 4) \ |
| 155 | | INTERP_##n##_MASK_SHIFTBACK_2_4((INTERP_##n##_MASK_SHIFT_2_4(p1)*3 + INTERP_##n##_MASK_SHIFT_2_4(p2)) / 4 ); \ |
| 156 | } |
| 157 | |
| 158 | #define HQ4X_INTERP2(n, b) \ |
| 159 | static void hq4x_Interp2_##n (uint8 * pc, uint##b p1, uint##b p2, uint##b p3) \ |
| 160 | { \ |
| 161 | /**((uint##b*)pc) = (p1*2+p2+p3) >> 2;*/ \ |
| 162 | *((uint##b*)pc) = INTERP_##n##_MASK_1_3((INTERP_##n##_MASK_1_3(p1)*2 + INTERP_##n##_MASK_1_3(p2) + INTERP_##n##_MASK_1_3(p3)) / 4) \ |
| 163 | | INTERP_##n##_MASK_SHIFTBACK_2_4((INTERP_##n##_MASK_SHIFT_2_4(p1)*2 + INTERP_##n##_MASK_SHIFT_2_4(p2) + INTERP_##n##_MASK_SHIFT_2_4(p3)) / 4); \ |
| 164 | } |
| 165 | |
| 166 | #define HQ4X_INTERP3(n, b) \ |
| 167 | static void hq4x_Interp3_##n (uint8 * pc, uint##b p1, uint##b p2) \ |
| 168 | { \ |
| 169 | /**((uint##b*)pc) = (p1*7+p2)/8;*/ \ |
| 170 | *((uint##b*)pc) = INTERP_##n##_MASK_1_3((INTERP_##n##_MASK_1_3(p1)*7 + INTERP_##n##_MASK_1_3(p2)) / 8) \ |
| 171 | | INTERP_##n##_MASK_SHIFTBACK_2_4((INTERP_##n##_MASK_SHIFT_2_4(p1)*7 + INTERP_##n##_MASK_SHIFT_2_4(p2)) / 8); \ |
| 172 | } |
| 173 | |
| 174 | #define HQ4X_INTERP5(n, b) \ |
| 175 | static void hq4x_Interp5_##n (uint8 * pc, uint##b p1, uint##b p2) \ |
| 176 | { \ |
| 177 | /**((uint##b*)pc) = (p1+p2) >> 1;*/ \ |
| 178 | *((uint##b*)pc) = INTERP_##n##_MASK_1_3((INTERP_##n##_MASK_1_3(p1) + INTERP_##n##_MASK_1_3(p2)) / 2) \ |
| 179 | | INTERP_##n##_MASK_SHIFTBACK_2_4((INTERP_##n##_MASK_SHIFT_2_4(p1) + INTERP_##n##_MASK_SHIFT_2_4(p2)) / 2); \ |
| 180 | } |
| 181 | |
| 182 | #define HQ4X_INTERP6(n, b) \ |
| 183 | static void hq4x_Interp6_##n (uint8 * pc, uint##b p1, uint##b p2, uint##b p3) \ |
| 184 | { \ |
| 185 | /**((uint##b*)pc) = (p1*5+p2*2+p3)/8;*/ \ |
| 186 | *((uint##b*)pc) = INTERP_##n##_MASK_1_3((INTERP_##n##_MASK_1_3(p1)*5 + INTERP_##n##_MASK_1_3(p2)*2 + INTERP_##n##_MASK_1_3(p3)) / 8) \ |
| 187 | | INTERP_##n##_MASK_SHIFTBACK_2_4((INTERP_##n##_MASK_SHIFT_2_4(p1)*5 + INTERP_##n##_MASK_SHIFT_2_4(p2)*2 + INTERP_##n##_MASK_SHIFT_2_4(p3)) / 8); \ |
| 188 | } |
| 189 | |
| 190 | #define HQ4X_INTERP7(n, b) \ |
| 191 | static void hq4x_Interp7_##n (uint8 * pc, uint##b p1, uint##b p2, uint##b p3) \ |
| 192 | { \ |
| 193 | /**((uint##b*)pc) = (p1*6+p2+p3)/8;*/ \ |
| 194 | *((uint##b*)pc) = INTERP_##n##_MASK_1_3((INTERP_##n##_MASK_1_3(p1)*6 + INTERP_##n##_MASK_1_3(p2) + INTERP_##n##_MASK_1_3(p3)) / 8) \ |
| 195 | | INTERP_##n##_MASK_SHIFTBACK_2_4((INTERP_##n##_MASK_SHIFT_2_4(p1)*6 + INTERP_##n##_MASK_SHIFT_2_4(p2) + INTERP_##n##_MASK_SHIFT_2_4(p3)) / 8); \ |
| 196 | } |
| 197 | |
| 198 | #define HQ4X_INTERP8(n, b) \ |
| 199 | static void hq4x_Interp8_##n (uint8 * pc, uint##b p1, uint##b p2) \ |
| 200 | { \ |
| 201 | /**((uint##b*)pc) = (p1*5+p2*3)/8;*/ \ |
| 202 | *((uint##b*)pc) = INTERP_##n##_MASK_1_3((INTERP_##n##_MASK_1_3(p1)*5 + INTERP_##n##_MASK_1_3(p2)*3) / 8) \ |
| 203 | | INTERP_##n##_MASK_SHIFTBACK_2_4((INTERP_##n##_MASK_SHIFT_2_4(p1)*5 + INTERP_##n##_MASK_SHIFT_2_4(p2)*3) / 8); \ |
| 204 | } |
| 205 | |
| 206 | #if !_16BPP_HACK |
| 207 | #define INTERP_4444_MASK_1_3(v) (v & 0x0F0F) |
| 208 | #define INTERP_4444_MASK_SHIFT_2_4(v) ((v & 0xF0F0) >> 4) |
| 209 | #define INTERP_4444_MASK_SHIFTBACK_2_4(v) (INTERP_4444_MASK_1_3(v) << 4) |
| 210 | HQ4X_INTERP1(4444, 16) |
| 211 | HQ4X_INTERP2(4444, 16) |
| 212 | HQ4X_INTERP3(4444, 16) |
| 213 | HQ4X_INTERP5(4444, 16) |
| 214 | HQ4X_INTERP6(4444, 16) |
| 215 | HQ4X_INTERP7(4444, 16) |
| 216 | HQ4X_INTERP8(4444, 16) |
| 217 | |
| 218 | #define INTERP_1555_MASK_1_3(v) (v & 0x7C1F) |
| 219 | #define INTERP_1555_MASK_SHIFT_2_4(v) ((v & 0x83E0) >> 5) |
| 220 | #define INTERP_1555_MASK_SHIFTBACK_2_4(v) (INTERP_1555_MASK_1_3(v) << 5) |
| 221 | HQ4X_INTERP1(1555, 16) |
| 222 | HQ4X_INTERP2(1555, 16) |
| 223 | HQ4X_INTERP3(1555, 16) |
| 224 | HQ4X_INTERP5(1555, 16) |
| 225 | HQ4X_INTERP6(1555, 16) |
| 226 | HQ4X_INTERP7(1555, 16) |
| 227 | HQ4X_INTERP8(1555, 16) |
| 228 | |
| 229 | #define INTERP_565_MASK_1_3(v) (v & 0xF81F) |
| 230 | #define INTERP_565_MASK_SHIFT_2_4(v) ((v & 0x7E0) >> 5) |
| 231 | #define INTERP_565_MASK_SHIFTBACK_2_4(v) (INTERP_565_MASK_1_3(v) << 5) |
| 232 | HQ4X_INTERP1(565, 16) |
| 233 | HQ4X_INTERP2(565, 16) |
| 234 | HQ4X_INTERP3(565, 16) |
| 235 | HQ4X_INTERP5(565, 16) |
| 236 | HQ4X_INTERP6(565, 16) |
| 237 | HQ4X_INTERP7(565, 16) |
| 238 | HQ4X_INTERP8(565, 16) |
| 239 | #endif /* !_16BPP_HACK */ |
| 240 | |
| 241 | #define INTERP_8888_MASK_1_3(v) (v & 0x00FF00FF) |
| 242 | #define INTERP_8888_MASK_SHIFT_2_4(v) ((v & 0xFF00FF00) >> 8) |
| 243 | #define INTERP_8888_MASK_SHIFTBACK_2_4(v) (INTERP_8888_MASK_1_3(v) << 8) |
| 244 | HQ4X_INTERP1(8888, 32) |
| 245 | HQ4X_INTERP2(8888, 32) |
| 246 | HQ4X_INTERP3(8888, 32) |
| 247 | HQ4X_INTERP5(8888, 32) |
| 248 | HQ4X_INTERP6(8888, 32) |
| 249 | HQ4X_INTERP7(8888, 32) |
| 250 | HQ4X_INTERP8(8888, 32) |
| 251 | |
| 252 | #define PIXEL00_0 *((int*)(pOut)) = c[5]; |
| 253 | #define PIXEL00_11 hq4x_Interp1(pOut, c[5], c[4]); |
| 254 | #define PIXEL00_12 hq4x_Interp1(pOut, c[5], c[2]); |
| 255 | #define PIXEL00_20 hq4x_Interp2(pOut, c[5], c[2], c[4]); |
| 256 | #define PIXEL00_50 hq4x_Interp5(pOut, c[2], c[4]); |
| 257 | #define PIXEL00_80 hq4x_Interp8(pOut, c[5], c[1]); |
| 258 | #define PIXEL00_81 hq4x_Interp8(pOut, c[5], c[4]); |
| 259 | #define PIXEL00_82 hq4x_Interp8(pOut, c[5], c[2]); |
| 260 | #define PIXEL01_0 *((int*)(pOut+BPP)) = c[5]; |
| 261 | #define PIXEL01_10 hq4x_Interp1(pOut+BPP, c[5], c[1]); |
| 262 | #define PIXEL01_12 hq4x_Interp1(pOut+BPP, c[5], c[2]); |
| 263 | #define PIXEL01_14 hq4x_Interp1(pOut+BPP, c[2], c[5]); |
| 264 | #define PIXEL01_21 hq4x_Interp2(pOut+BPP, c[2], c[5], c[4]); |
| 265 | #define PIXEL01_31 hq4x_Interp3(pOut+BPP, c[5], c[4]); |
| 266 | #define PIXEL01_50 hq4x_Interp5(pOut+BPP, c[2], c[5]); |
| 267 | #define PIXEL01_60 hq4x_Interp6(pOut+BPP, c[5], c[2], c[4]); |
| 268 | #define PIXEL01_61 hq4x_Interp6(pOut+BPP, c[5], c[2], c[1]); |
| 269 | #define PIXEL01_82 hq4x_Interp8(pOut+BPP, c[5], c[2]); |
| 270 | #define PIXEL01_83 hq4x_Interp8(pOut+BPP, c[2], c[4]); |
| 271 | #define PIXEL02_0 *((int*)(pOut+BPP2)) = c[5]; |
| 272 | #define PIXEL02_10 hq4x_Interp1(pOut+BPP2, c[5], c[3]); |
| 273 | #define PIXEL02_11 hq4x_Interp1(pOut+BPP2, c[5], c[2]); |
| 274 | #define PIXEL02_13 hq4x_Interp1(pOut+BPP2, c[2], c[5]); |
| 275 | #define PIXEL02_21 hq4x_Interp2(pOut+BPP2, c[2], c[5], c[6]); |
| 276 | #define PIXEL02_32 hq4x_Interp3(pOut+BPP2, c[5], c[6]); |
| 277 | #define PIXEL02_50 hq4x_Interp5(pOut+BPP2, c[2], c[5]); |
| 278 | #define PIXEL02_60 hq4x_Interp6(pOut+BPP2, c[5], c[2], c[6]); |
| 279 | #define PIXEL02_61 hq4x_Interp6(pOut+BPP2, c[5], c[2], c[3]); |
| 280 | #define PIXEL02_81 hq4x_Interp8(pOut+BPP2, c[5], c[2]); |
| 281 | #define PIXEL02_83 hq4x_Interp8(pOut+BPP2, c[2], c[6]); |
| 282 | #define PIXEL03_0 *((int*)(pOut+BPP3)) = c[5]; |
| 283 | #define PIXEL03_11 hq4x_Interp1(pOut+BPP3, c[5], c[2]); |
| 284 | #define PIXEL03_12 hq4x_Interp1(pOut+BPP3, c[5], c[6]); |
| 285 | #define PIXEL03_20 hq4x_Interp2(pOut+BPP3, c[5], c[2], c[6]); |
| 286 | #define PIXEL03_50 hq4x_Interp5(pOut+BPP3, c[2], c[6]); |
| 287 | #define PIXEL03_80 hq4x_Interp8(pOut+BPP3, c[5], c[3]); |
| 288 | #define PIXEL03_81 hq4x_Interp8(pOut+BPP3, c[5], c[2]); |
| 289 | #define PIXEL03_82 hq4x_Interp8(pOut+BPP3, c[5], c[6]); |
| 290 | #define PIXEL10_0 *((int*)(pOut+BpL)) = c[5]; |
| 291 | #define PIXEL10_10 hq4x_Interp1(pOut+BpL, c[5], c[1]); |
| 292 | #define PIXEL10_11 hq4x_Interp1(pOut+BpL, c[5], c[4]); |
| 293 | #define PIXEL10_13 hq4x_Interp1(pOut+BpL, c[4], c[5]); |
| 294 | #define PIXEL10_21 hq4x_Interp2(pOut+BpL, c[4], c[5], c[2]); |
| 295 | #define PIXEL10_32 hq4x_Interp3(pOut+BpL, c[5], c[2]); |
| 296 | #define PIXEL10_50 hq4x_Interp5(pOut+BpL, c[4], c[5]); |
| 297 | #define PIXEL10_60 hq4x_Interp6(pOut+BpL, c[5], c[4], c[2]); |
| 298 | #define PIXEL10_61 hq4x_Interp6(pOut+BpL, c[5], c[4], c[1]); |
| 299 | #define PIXEL10_81 hq4x_Interp8(pOut+BpL, c[5], c[4]); |
| 300 | #define PIXEL10_83 hq4x_Interp8(pOut+BpL, c[4], c[2]); |
| 301 | #define PIXEL11_0 *((int*)(pOut+BpL+BPP)) = c[5]; |
| 302 | #define PIXEL11_30 hq4x_Interp3(pOut+BpL+BPP, c[5], c[1]); |
| 303 | #define PIXEL11_31 hq4x_Interp3(pOut+BpL+BPP, c[5], c[4]); |
| 304 | #define PIXEL11_32 hq4x_Interp3(pOut+BpL+BPP, c[5], c[2]); |
| 305 | #define PIXEL11_70 hq4x_Interp7(pOut+BpL+BPP, c[5], c[4], c[2]); |
| 306 | #define PIXEL12_0 *((int*)(pOut+BpL+BPP2)) = c[5]; |
| 307 | #define PIXEL12_30 hq4x_Interp3(pOut+BpL+BPP2, c[5], c[3]); |
| 308 | #define PIXEL12_31 hq4x_Interp3(pOut+BpL+BPP2, c[5], c[2]); |
| 309 | #define PIXEL12_32 hq4x_Interp3(pOut+BpL+BPP2, c[5], c[6]); |
| 310 | #define PIXEL12_70 hq4x_Interp7(pOut+BpL+BPP2, c[5], c[6], c[2]); |
| 311 | #define PIXEL13_0 *((int*)(pOut+BpL+BPP3)) = c[5]; |
| 312 | #define PIXEL13_10 hq4x_Interp1(pOut+BpL+BPP3, c[5], c[3]); |
| 313 | #define PIXEL13_12 hq4x_Interp1(pOut+BpL+BPP3, c[5], c[6]); |
| 314 | #define PIXEL13_14 hq4x_Interp1(pOut+BpL+BPP3, c[6], c[5]); |
| 315 | #define PIXEL13_21 hq4x_Interp2(pOut+BpL+BPP3, c[6], c[5], c[2]); |
| 316 | #define PIXEL13_31 hq4x_Interp3(pOut+BpL+BPP3, c[5], c[2]); |
| 317 | #define PIXEL13_50 hq4x_Interp5(pOut+BpL+BPP3, c[6], c[5]); |
| 318 | #define PIXEL13_60 hq4x_Interp6(pOut+BpL+BPP3, c[5], c[6], c[2]); |
| 319 | #define PIXEL13_61 hq4x_Interp6(pOut+BpL+BPP3, c[5], c[6], c[3]); |
| 320 | #define PIXEL13_82 hq4x_Interp8(pOut+BpL+BPP3, c[5], c[6]); |
| 321 | #define PIXEL13_83 hq4x_Interp8(pOut+BpL+BPP3, c[6], c[2]); |
| 322 | #define PIXEL20_0 *((int*)(pOut+BpL+BpL)) = c[5]; |
| 323 | #define PIXEL20_10 hq4x_Interp1(pOut+BpL+BpL, c[5], c[7]); |
| 324 | #define PIXEL20_12 hq4x_Interp1(pOut+BpL+BpL, c[5], c[4]); |
| 325 | #define PIXEL20_14 hq4x_Interp1(pOut+BpL+BpL, c[4], c[5]); |
| 326 | #define PIXEL20_21 hq4x_Interp2(pOut+BpL+BpL, c[4], c[5], c[8]); |
| 327 | #define PIXEL20_31 hq4x_Interp3(pOut+BpL+BpL, c[5], c[8]); |
| 328 | #define PIXEL20_50 hq4x_Interp5(pOut+BpL+BpL, c[4], c[5]); |
| 329 | #define PIXEL20_60 hq4x_Interp6(pOut+BpL+BpL, c[5], c[4], c[8]); |
| 330 | #define PIXEL20_61 hq4x_Interp6(pOut+BpL+BpL, c[5], c[4], c[7]); |
| 331 | #define PIXEL20_82 hq4x_Interp8(pOut+BpL+BpL, c[5], c[4]); |
| 332 | #define PIXEL20_83 hq4x_Interp8(pOut+BpL+BpL, c[4], c[8]); |
| 333 | #define PIXEL21_0 *((int*)(pOut+BpL+BpL+BPP)) = c[5]; |
| 334 | #define PIXEL21_30 hq4x_Interp3(pOut+BpL+BpL+BPP, c[5], c[7]); |
| 335 | #define PIXEL21_31 hq4x_Interp3(pOut+BpL+BpL+BPP, c[5], c[8]); |
| 336 | #define PIXEL21_32 hq4x_Interp3(pOut+BpL+BpL+BPP, c[5], c[4]); |
| 337 | #define PIXEL21_70 hq4x_Interp7(pOut+BpL+BpL+BPP, c[5], c[4], c[8]); |
| 338 | #define PIXEL22_0 *((int*)(pOut+BpL+BpL+BPP2)) = c[5]; |
| 339 | #define PIXEL22_30 hq4x_Interp3(pOut+BpL+BpL+BPP2, c[5], c[9]); |
| 340 | #define PIXEL22_31 hq4x_Interp3(pOut+BpL+BpL+BPP2, c[5], c[6]); |
| 341 | #define PIXEL22_32 hq4x_Interp3(pOut+BpL+BpL+BPP2, c[5], c[8]); |
| 342 | #define PIXEL22_70 hq4x_Interp7(pOut+BpL+BpL+BPP2, c[5], c[6], c[8]); |
| 343 | #define PIXEL23_0 *((int*)(pOut+BpL+BpL+BPP3)) = c[5]; |
| 344 | #define PIXEL23_10 hq4x_Interp1(pOut+BpL+BpL+BPP3, c[5], c[9]); |
| 345 | #define PIXEL23_11 hq4x_Interp1(pOut+BpL+BpL+BPP3, c[5], c[6]); |
| 346 | #define PIXEL23_13 hq4x_Interp1(pOut+BpL+BpL+BPP3, c[6], c[5]); |
| 347 | #define PIXEL23_21 hq4x_Interp2(pOut+BpL+BpL+BPP3, c[6], c[5], c[8]); |
| 348 | #define PIXEL23_32 hq4x_Interp3(pOut+BpL+BpL+BPP3, c[5], c[8]); |
| 349 | #define PIXEL23_50 hq4x_Interp5(pOut+BpL+BpL+BPP3, c[6], c[5]); |
| 350 | #define PIXEL23_60 hq4x_Interp6(pOut+BpL+BpL+BPP3, c[5], c[6], c[8]); |
| 351 | #define PIXEL23_61 hq4x_Interp6(pOut+BpL+BpL+BPP3, c[5], c[6], c[9]); |
| 352 | #define PIXEL23_81 hq4x_Interp8(pOut+BpL+BpL+BPP3, c[5], c[6]); |
| 353 | #define PIXEL23_83 hq4x_Interp8(pOut+BpL+BpL+BPP3, c[6], c[8]); |
| 354 | #define PIXEL30_0 *((int*)(pOut+BpL+BpL+BpL)) = c[5]; |
| 355 | #define PIXEL30_11 hq4x_Interp1(pOut+BpL+BpL+BpL, c[5], c[8]); |
| 356 | #define PIXEL30_12 hq4x_Interp1(pOut+BpL+BpL+BpL, c[5], c[4]); |
| 357 | #define PIXEL30_20 hq4x_Interp2(pOut+BpL+BpL+BpL, c[5], c[8], c[4]); |
| 358 | #define PIXEL30_50 hq4x_Interp5(pOut+BpL+BpL+BpL, c[8], c[4]); |
| 359 | #define PIXEL30_80 hq4x_Interp8(pOut+BpL+BpL+BpL, c[5], c[7]); |
| 360 | #define PIXEL30_81 hq4x_Interp8(pOut+BpL+BpL+BpL, c[5], c[8]); |
| 361 | #define PIXEL30_82 hq4x_Interp8(pOut+BpL+BpL+BpL, c[5], c[4]); |
| 362 | #define PIXEL31_0 *((int*)(pOut+BpL+BpL+BpL+BPP)) = c[5]; |
| 363 | #define PIXEL31_10 hq4x_Interp1(pOut+BpL+BpL+BpL+BPP, c[5], c[7]); |
| 364 | #define PIXEL31_11 hq4x_Interp1(pOut+BpL+BpL+BpL+BPP, c[5], c[8]); |
| 365 | #define PIXEL31_13 hq4x_Interp1(pOut+BpL+BpL+BpL+BPP, c[8], c[5]); |
| 366 | #define PIXEL31_21 hq4x_Interp2(pOut+BpL+BpL+BpL+BPP, c[8], c[5], c[4]); |
| 367 | #define PIXEL31_32 hq4x_Interp3(pOut+BpL+BpL+BpL+BPP, c[5], c[4]); |
| 368 | #define PIXEL31_50 hq4x_Interp5(pOut+BpL+BpL+BpL+BPP, c[8], c[5]); |
| 369 | #define PIXEL31_60 hq4x_Interp6(pOut+BpL+BpL+BpL+BPP, c[5], c[8], c[4]); |
| 370 | #define PIXEL31_61 hq4x_Interp6(pOut+BpL+BpL+BpL+BPP, c[5], c[8], c[7]); |
| 371 | #define PIXEL31_81 hq4x_Interp8(pOut+BpL+BpL+BpL+BPP, c[5], c[8]); |
| 372 | #define PIXEL31_83 hq4x_Interp8(pOut+BpL+BpL+BpL+BPP, c[8], c[4]); |
| 373 | #define PIXEL32_0 *((int*)(pOut+BpL+BpL+BpL+BPP2)) = c[5]; |
| 374 | #define PIXEL32_10 hq4x_Interp1(pOut+BpL+BpL+BpL+BPP2, c[5], c[9]); |
| 375 | #define PIXEL32_12 hq4x_Interp1(pOut+BpL+BpL+BpL+BPP2, c[5], c[8]); |
| 376 | #define PIXEL32_14 hq4x_Interp1(pOut+BpL+BpL+BpL+BPP2, c[8], c[5]); |
| 377 | #define PIXEL32_21 hq4x_Interp2(pOut+BpL+BpL+BpL+BPP2, c[8], c[5], c[6]); |
| 378 | #define PIXEL32_31 hq4x_Interp3(pOut+BpL+BpL+BpL+BPP2, c[5], c[6]); |
| 379 | #define PIXEL32_50 hq4x_Interp5(pOut+BpL+BpL+BpL+BPP2, c[8], c[5]); |
| 380 | #define PIXEL32_60 hq4x_Interp6(pOut+BpL+BpL+BpL+BPP2, c[5], c[8], c[6]); |
| 381 | #define PIXEL32_61 hq4x_Interp6(pOut+BpL+BpL+BpL+BPP2, c[5], c[8], c[9]); |
| 382 | #define PIXEL32_82 hq4x_Interp8(pOut+BpL+BpL+BpL+BPP2, c[5], c[8]); |
| 383 | #define PIXEL32_83 hq4x_Interp8(pOut+BpL+BpL+BpL+BPP2, c[8], c[6]); |
| 384 | #define PIXEL33_0 *((int*)(pOut+BpL+BpL+BpL+BPP3)) = c[5]; |
| 385 | #define PIXEL33_11 hq4x_Interp1(pOut+BpL+BpL+BpL+BPP3, c[5], c[6]); |
| 386 | #define PIXEL33_12 hq4x_Interp1(pOut+BpL+BpL+BpL+BPP3, c[5], c[8]); |
| 387 | #define PIXEL33_20 hq4x_Interp2(pOut+BpL+BpL+BpL+BPP3, c[5], c[8], c[6]); |
| 388 | #define PIXEL33_50 hq4x_Interp5(pOut+BpL+BpL+BpL+BPP3, c[8], c[6]); |
| 389 | #define PIXEL33_80 hq4x_Interp8(pOut+BpL+BpL+BpL+BPP3, c[5], c[9]); |
| 390 | #define PIXEL33_81 hq4x_Interp8(pOut+BpL+BpL+BpL+BPP3, c[5], c[6]); |
| 391 | #define PIXEL33_82 hq4x_Interp8(pOut+BpL+BpL+BpL+BPP3, c[5], c[8]); |
| 392 | |
| 393 | #define HQ4X_DIFF(n, b) \ |
| 394 | static int Diff_##n (uint##b w1, uint##b w2) \ |
| 395 | { \ |
| 396 | int YUV1, YUV2; \ |
| 397 | YUV1 = RGB##n##toYUV(w1); \ |
| 398 | YUV2 = RGB##n##toYUV(w2); \ |
| 399 | return ( ( abs((YUV1 & Ymask) - (YUV2 & Ymask)) > trY ) || \ |
| 400 | ( abs((YUV1 & Umask) - (YUV2 & Umask)) > trU ) || \ |
| 401 | ( abs((YUV1 & Vmask) - (YUV2 & Vmask)) > trV ) ); \ |
| 402 | } |
| 403 | |
| 404 | HQ4X_DIFF(888, 32) |
| 405 | |
| 406 | #if !_16BPP_HACK |
| 407 | HQ4X_DIFF(444, 16) |
| 408 | HQ4X_DIFF(555, 16) |
| 409 | HQ4X_DIFF(565, 16) |
| 410 | |
| 411 | void hq4x_4444(unsigned char * pIn, unsigned char * pOut, int Xres, int Yres, int SrcPPL, int BpL) |
| 412 | { |
| 413 | #define hq4x_Interp1 hq4x_Interp1_4444 |
| 414 | #define hq4x_Interp2 hq4x_Interp2_4444 |
| 415 | #define hq4x_Interp3 hq4x_Interp3_4444 |
| 416 | #define hq4x_Interp4 hq4x_Interp4_4444 |
| 417 | #define hq4x_Interp5 hq4x_Interp5_4444 |
| 418 | #define hq4x_Interp6 hq4x_Interp6_4444 |
| 419 | #define hq4x_Interp7 hq4x_Interp7_4444 |
| 420 | #define hq4x_Interp8 hq4x_Interp8_4444 |
| 421 | #define Diff Diff_444 |
| 422 | #define BPP 2 |
| 423 | #define BPP2 4 |
| 424 | #define BPP3 6 |
| 425 | |
| 426 | int i, j, k; |
| 427 | int prevline, nextline; |
| 428 | uint16 w[10]; |
| 429 | uint16 c[10]; |
| 430 | |
| 431 | int pattern; |
| 432 | int flag; |
| 433 | |
| 434 | int YUV1, YUV2; |
| 435 | |
| 436 | // +----+----+----+ |
| 437 | // | | | | |
| 438 | // | w1 | w2 | w3 | |
| 439 | // +----+----+----+ |
| 440 | // | | | | |
| 441 | // | w4 | w5 | w6 | |
| 442 | // +----+----+----+ |
| 443 | // | | | | |
| 444 | // | w7 | w8 | w9 | |
| 445 | // +----+----+----+ |
| 446 | |
| 447 | for (j = 0; j < Yres; j++) { |
| 448 | if (j>0) prevline = -SrcPPL*2; else prevline = 0; |
| 449 | if (j<Yres-1) nextline = SrcPPL*2; else nextline = 0; |
| 450 | |
| 451 | for (i=0; i<Xres; i++) { |
| 452 | w[2] = *((uint16*)(pIn + prevline)); |
| 453 | w[5] = *((uint16*)pIn); |
| 454 | w[8] = *((uint16*)(pIn + nextline)); |
| 455 | |
| 456 | if (i>0) { |
| 457 | w[1] = *((uint16*)(pIn + prevline - 2)); |
| 458 | w[4] = *((uint16*)(pIn - 2)); |
| 459 | w[7] = *((uint16*)(pIn + nextline - 2)); |
| 460 | } else { |
| 461 | w[1] = w[2]; |
| 462 | w[4] = w[5]; |
| 463 | w[7] = w[8]; |
| 464 | } |
| 465 | |
| 466 | if (i<Xres-1) { |
| 467 | w[3] = *((uint16*)(pIn + prevline + 2)); |
| 468 | w[6] = *((uint16*)(pIn + 2)); |
| 469 | w[9] = *((uint16*)(pIn + nextline + 2)); |
| 470 | } else { |
| 471 | w[3] = w[2]; |
| 472 | w[6] = w[5]; |
| 473 | w[9] = w[8]; |
| 474 | } |
| 475 | |
| 476 | pattern = 0; |
| 477 | flag = 1; |
| 478 | |
| 479 | YUV1 = RGB444toYUV(w[5]); |
| 480 | |
| 481 | for (k=1; k<=9; k++) { |
| 482 | if (k==5) continue; |
| 483 | |
| 484 | if ( w[k] != w[5] ) { |
| 485 | YUV2 = RGB444toYUV(w[k]); |
| 486 | if ( ( abs((YUV1 & Ymask) - (YUV2 & Ymask)) > trY ) || |
| 487 | ( abs((YUV1 & Umask) - (YUV2 & Umask)) > trU ) || |
| 488 | ( abs((YUV1 & Vmask) - (YUV2 & Vmask)) > trV ) ) |
| 489 | pattern |= flag; |
| 490 | } |
| 491 | flag <<= 1; |
| 492 | } |
| 493 | |
| 494 | for (k=1; k<=9; k++) |
| 495 | c[k] = w[k]; |
| 496 | |
| 497 | #include "TextureFilters_hq4x.h" |
| 498 | |
| 499 | pIn+=2; |
| 500 | pOut+=8; |
| 501 | } |
| 502 | pIn += 2*(SrcPPL-Xres); |
| 503 | pOut+= 8*(SrcPPL-Xres); |
| 504 | pOut+=BpL; |
| 505 | pOut+=BpL; |
| 506 | pOut+=BpL; |
| 507 | } |
| 508 | |
| 509 | #undef BPP |
| 510 | #undef BPP2 |
| 511 | #undef BPP3 |
| 512 | #undef Diff |
| 513 | #undef hq4x_Interp1 |
| 514 | #undef hq4x_Interp2 |
| 515 | #undef hq4x_Interp3 |
| 516 | #undef hq4x_Interp4 |
| 517 | #undef hq4x_Interp5 |
| 518 | #undef hq4x_Interp6 |
| 519 | #undef hq4x_Interp7 |
| 520 | #undef hq4x_Interp8 |
| 521 | } |
| 522 | |
| 523 | void hq4x_1555(unsigned char * pIn, unsigned char * pOut, int Xres, int Yres, int SrcPPL, int BpL) |
| 524 | { |
| 525 | #define hq4x_Interp1 hq4x_Interp1_1555 |
| 526 | #define hq4x_Interp2 hq4x_Interp2_1555 |
| 527 | #define hq4x_Interp3 hq4x_Interp3_1555 |
| 528 | #define hq4x_Interp4 hq4x_Interp4_1555 |
| 529 | #define hq4x_Interp5 hq4x_Interp5_1555 |
| 530 | #define hq4x_Interp6 hq4x_Interp6_1555 |
| 531 | #define hq4x_Interp7 hq4x_Interp7_1555 |
| 532 | #define hq4x_Interp8 hq4x_Interp8_1555 |
| 533 | #define Diff Diff_555 |
| 534 | #define BPP 2 |
| 535 | #define BPP2 4 |
| 536 | #define BPP3 6 |
| 537 | |
| 538 | int i, j, k; |
| 539 | int prevline, nextline; |
| 540 | uint16 w[10]; |
| 541 | uint16 c[10]; |
| 542 | |
| 543 | int pattern; |
| 544 | int flag; |
| 545 | |
| 546 | int YUV1, YUV2; |
| 547 | |
| 548 | // +----+----+----+ |
| 549 | // | | | | |
| 550 | // | w1 | w2 | w3 | |
| 551 | // +----+----+----+ |
| 552 | // | | | | |
| 553 | // | w4 | w5 | w6 | |
| 554 | // +----+----+----+ |
| 555 | // | | | | |
| 556 | // | w7 | w8 | w9 | |
| 557 | // +----+----+----+ |
| 558 | |
| 559 | for (j = 0; j < Yres; j++) { |
| 560 | if (j>0) prevline = -SrcPPL*2; else prevline = 0; |
| 561 | if (j<Yres-1) nextline = SrcPPL*2; else nextline = 0; |
| 562 | |
| 563 | for (i=0; i<Xres; i++) { |
| 564 | w[2] = *((uint16*)(pIn + prevline)); |
| 565 | w[5] = *((uint16*)pIn); |
| 566 | w[8] = *((uint16*)(pIn + nextline)); |
| 567 | |
| 568 | if (i>0) { |
| 569 | w[1] = *((uint16*)(pIn + prevline - 2)); |
| 570 | w[4] = *((uint16*)(pIn - 2)); |
| 571 | w[7] = *((uint16*)(pIn + nextline - 2)); |
| 572 | } else { |
| 573 | w[1] = w[2]; |
| 574 | w[4] = w[5]; |
| 575 | w[7] = w[8]; |
| 576 | } |
| 577 | |
| 578 | if (i<Xres-1) { |
| 579 | w[3] = *((uint16*)(pIn + prevline + 2)); |
| 580 | w[6] = *((uint16*)(pIn + 2)); |
| 581 | w[9] = *((uint16*)(pIn + nextline + 2)); |
| 582 | } else { |
| 583 | w[3] = w[2]; |
| 584 | w[6] = w[5]; |
| 585 | w[9] = w[8]; |
| 586 | } |
| 587 | |
| 588 | pattern = 0; |
| 589 | flag = 1; |
| 590 | |
| 591 | YUV1 = RGB555toYUV(w[5]); |
| 592 | |
| 593 | for (k=1; k<=9; k++) { |
| 594 | if (k==5) continue; |
| 595 | |
| 596 | if ( w[k] != w[5] ) { |
| 597 | YUV2 = RGB555toYUV(w[k]); |
| 598 | if ( ( abs((YUV1 & Ymask) - (YUV2 & Ymask)) > trY ) || |
| 599 | ( abs((YUV1 & Umask) - (YUV2 & Umask)) > trU ) || |
| 600 | ( abs((YUV1 & Vmask) - (YUV2 & Vmask)) > trV ) ) |
| 601 | pattern |= flag; |
| 602 | } |
| 603 | flag <<= 1; |
| 604 | } |
| 605 | |
| 606 | for (k=1; k<=9; k++) |
| 607 | c[k] = w[k]; |
| 608 | |
| 609 | #include "TextureFilters_hq4x.h" |
| 610 | |
| 611 | pIn+=2; |
| 612 | pOut+=8; |
| 613 | } |
| 614 | pIn += 2*(SrcPPL-Xres); |
| 615 | pOut+= 8*(SrcPPL-Xres); |
| 616 | pOut+=BpL; |
| 617 | pOut+=BpL; |
| 618 | pOut+=BpL; |
| 619 | } |
| 620 | |
| 621 | #undef BPP |
| 622 | #undef BPP2 |
| 623 | #undef BPP3 |
| 624 | #undef Diff |
| 625 | #undef hq4x_Interp1 |
| 626 | #undef hq4x_Interp2 |
| 627 | #undef hq4x_Interp3 |
| 628 | #undef hq4x_Interp4 |
| 629 | #undef hq4x_Interp5 |
| 630 | #undef hq4x_Interp6 |
| 631 | #undef hq4x_Interp7 |
| 632 | #undef hq4x_Interp8 |
| 633 | } |
| 634 | |
| 635 | void hq4x_565(unsigned char * pIn, unsigned char * pOut, int Xres, int Yres, int SrcPPL, int BpL) |
| 636 | { |
| 637 | #define hq4x_Interp1 hq4x_Interp1_565 |
| 638 | #define hq4x_Interp2 hq4x_Interp2_565 |
| 639 | #define hq4x_Interp3 hq4x_Interp3_565 |
| 640 | #define hq4x_Interp4 hq4x_Interp4_565 |
| 641 | #define hq4x_Interp5 hq4x_Interp5_565 |
| 642 | #define hq4x_Interp6 hq4x_Interp6_565 |
| 643 | #define hq4x_Interp7 hq4x_Interp7_565 |
| 644 | #define hq4x_Interp8 hq4x_Interp8_565 |
| 645 | #define Diff Diff_565 |
| 646 | #define BPP 2 |
| 647 | #define BPP2 4 |
| 648 | #define BPP3 6 |
| 649 | |
| 650 | int i, j, k; |
| 651 | int prevline, nextline; |
| 652 | uint16 w[10]; |
| 653 | uint16 c[10]; |
| 654 | |
| 655 | int pattern; |
| 656 | int flag; |
| 657 | |
| 658 | int YUV1, YUV2; |
| 659 | |
| 660 | // +----+----+----+ |
| 661 | // | | | | |
| 662 | // | w1 | w2 | w3 | |
| 663 | // +----+----+----+ |
| 664 | // | | | | |
| 665 | // | w4 | w5 | w6 | |
| 666 | // +----+----+----+ |
| 667 | // | | | | |
| 668 | // | w7 | w8 | w9 | |
| 669 | // +----+----+----+ |
| 670 | |
| 671 | for (j = 0; j < Yres; j++) { |
| 672 | if (j>0) prevline = -SrcPPL*2; else prevline = 0; |
| 673 | if (j<Yres-1) nextline = SrcPPL*2; else nextline = 0; |
| 674 | |
| 675 | for (i=0; i<Xres; i++) { |
| 676 | w[2] = *((uint16*)(pIn + prevline)); |
| 677 | w[5] = *((uint16*)pIn); |
| 678 | w[8] = *((uint16*)(pIn + nextline)); |
| 679 | |
| 680 | if (i>0) { |
| 681 | w[1] = *((uint16*)(pIn + prevline - 2)); |
| 682 | w[4] = *((uint16*)(pIn - 2)); |
| 683 | w[7] = *((uint16*)(pIn + nextline - 2)); |
| 684 | } else { |
| 685 | w[1] = w[2]; |
| 686 | w[4] = w[5]; |
| 687 | w[7] = w[8]; |
| 688 | } |
| 689 | |
| 690 | if (i<Xres-1) { |
| 691 | w[3] = *((uint16*)(pIn + prevline + 2)); |
| 692 | w[6] = *((uint16*)(pIn + 2)); |
| 693 | w[9] = *((uint16*)(pIn + nextline + 2)); |
| 694 | } else { |
| 695 | w[3] = w[2]; |
| 696 | w[6] = w[5]; |
| 697 | w[9] = w[8]; |
| 698 | } |
| 699 | |
| 700 | pattern = 0; |
| 701 | flag = 1; |
| 702 | |
| 703 | YUV1 = RGB565toYUV(w[5]); |
| 704 | |
| 705 | for (k=1; k<=9; k++) { |
| 706 | if (k==5) continue; |
| 707 | |
| 708 | if ( w[k] != w[5] ) { |
| 709 | YUV2 = RGB565toYUV(w[k]); |
| 710 | if ( ( abs((YUV1 & Ymask) - (YUV2 & Ymask)) > trY ) || |
| 711 | ( abs((YUV1 & Umask) - (YUV2 & Umask)) > trU ) || |
| 712 | ( abs((YUV1 & Vmask) - (YUV2 & Vmask)) > trV ) ) |
| 713 | pattern |= flag; |
| 714 | } |
| 715 | flag <<= 1; |
| 716 | } |
| 717 | |
| 718 | for (k=1; k<=9; k++) |
| 719 | c[k] = w[k]; |
| 720 | |
| 721 | #include "TextureFilters_hq4x.h" |
| 722 | |
| 723 | pIn+=2; |
| 724 | pOut+=8; |
| 725 | } |
| 726 | pIn += 2*(SrcPPL-Xres); |
| 727 | pOut+= 8*(SrcPPL-Xres); |
| 728 | pOut+=BpL; |
| 729 | pOut+=BpL; |
| 730 | pOut+=BpL; |
| 731 | } |
| 732 | |
| 733 | #undef BPP |
| 734 | #undef BPP2 |
| 735 | #undef BPP3 |
| 736 | #undef Diff |
| 737 | #undef hq4x_Interp1 |
| 738 | #undef hq4x_Interp2 |
| 739 | #undef hq4x_Interp3 |
| 740 | #undef hq4x_Interp4 |
| 741 | #undef hq4x_Interp5 |
| 742 | #undef hq4x_Interp6 |
| 743 | #undef hq4x_Interp7 |
| 744 | #undef hq4x_Interp8 |
| 745 | } |
| 746 | #endif /* !_16BPP_HACK */ |
| 747 | |
| 748 | void hq4x_8888(unsigned char * pIn, unsigned char * pOut, int Xres, int Yres, int SrcPPL, int BpL) |
| 749 | { |
| 750 | #define hq4x_Interp1 hq4x_Interp1_8888 |
| 751 | #define hq4x_Interp2 hq4x_Interp2_8888 |
| 752 | #define hq4x_Interp3 hq4x_Interp3_8888 |
| 753 | #define hq4x_Interp4 hq4x_Interp4_8888 |
| 754 | #define hq4x_Interp5 hq4x_Interp5_8888 |
| 755 | #define hq4x_Interp6 hq4x_Interp6_8888 |
| 756 | #define hq4x_Interp7 hq4x_Interp7_8888 |
| 757 | #define hq4x_Interp8 hq4x_Interp8_8888 |
| 758 | #define Diff Diff_888 |
| 759 | #define BPP 4 |
| 760 | #define BPP2 8 |
| 761 | #define BPP3 12 |
| 762 | |
| 763 | int i, j, k; |
| 764 | int prevline, nextline; |
| 765 | uint32 w[10]; |
| 766 | uint32 c[10]; |
| 767 | |
| 768 | int pattern; |
| 769 | int flag; |
| 770 | |
| 771 | int YUV1, YUV2; |
| 772 | |
| 773 | // +----+----+----+ |
| 774 | // | | | | |
| 775 | // | w1 | w2 | w3 | |
| 776 | // +----+----+----+ |
| 777 | // | | | | |
| 778 | // | w4 | w5 | w6 | |
| 779 | // +----+----+----+ |
| 780 | // | | | | |
| 781 | // | w7 | w8 | w9 | |
| 782 | // +----+----+----+ |
| 783 | |
| 784 | for (j = 0; j < Yres; j++) { |
| 785 | if (j>0) prevline = -SrcPPL*4; else prevline = 0; |
| 786 | if (j<Yres-1) nextline = SrcPPL*4; else nextline = 0; |
| 787 | |
| 788 | for (i=0; i<Xres; i++) { |
| 789 | w[2] = *((uint32*)(pIn + prevline)); |
| 790 | w[5] = *((uint32*)pIn); |
| 791 | w[8] = *((uint32*)(pIn + nextline)); |
| 792 | |
| 793 | if (i>0) { |
| 794 | w[1] = *((uint32*)(pIn + prevline - 4)); |
| 795 | w[4] = *((uint32*)(pIn - 4)); |
| 796 | w[7] = *((uint32*)(pIn + nextline - 4)); |
| 797 | } else { |
| 798 | w[1] = w[2]; |
| 799 | w[4] = w[5]; |
| 800 | w[7] = w[8]; |
| 801 | } |
| 802 | |
| 803 | if (i<Xres-1) { |
| 804 | w[3] = *((uint32*)(pIn + prevline + 4)); |
| 805 | w[6] = *((uint32*)(pIn + 4)); |
| 806 | w[9] = *((uint32*)(pIn + nextline + 4)); |
| 807 | } else { |
| 808 | w[3] = w[2]; |
| 809 | w[6] = w[5]; |
| 810 | w[9] = w[8]; |
| 811 | } |
| 812 | |
| 813 | pattern = 0; |
| 814 | flag = 1; |
| 815 | |
| 816 | YUV1 = RGB888toYUV(w[5]); |
| 817 | |
| 818 | for (k=1; k<=9; k++) { |
| 819 | if (k==5) continue; |
| 820 | |
| 821 | if ( w[k] != w[5] ) { |
| 822 | YUV2 = RGB888toYUV(w[k]); |
| 823 | if ( ( abs((YUV1 & Ymask) - (YUV2 & Ymask)) > trY ) || |
| 824 | ( abs((YUV1 & Umask) - (YUV2 & Umask)) > trU ) || |
| 825 | ( abs((YUV1 & Vmask) - (YUV2 & Vmask)) > trV ) ) |
| 826 | pattern |= flag; |
| 827 | } |
| 828 | flag <<= 1; |
| 829 | } |
| 830 | |
| 831 | for (k=1; k<=9; k++) |
| 832 | c[k] = w[k]; |
| 833 | |
| 834 | #include "TextureFilters_hq4x.h" |
| 835 | |
| 836 | pIn+=4; |
| 837 | pOut+=16; |
| 838 | } |
| 839 | |
| 840 | pIn += 4*(SrcPPL-Xres); |
| 841 | pOut+= 16*(SrcPPL-Xres); |
| 842 | pOut+=BpL; |
| 843 | pOut+=BpL; |
| 844 | pOut+=BpL; |
| 845 | } |
| 846 | |
| 847 | #undef BPP |
| 848 | #undef BPP2 |
| 849 | #undef BPP3 |
| 850 | #undef Diff |
| 851 | #undef hq4x_Interp1 |
| 852 | #undef hq4x_Interp2 |
| 853 | #undef hq4x_Interp3 |
| 854 | #undef hq4x_Interp4 |
| 855 | #undef hq4x_Interp5 |
| 856 | #undef hq4x_Interp6 |
| 857 | #undef hq4x_Interp7 |
| 858 | #undef hq4x_Interp8 |
| 859 | } |
| 860 | |
| 861 | #if !_16BPP_HACK |
| 862 | void hq4x_init(void) |
| 863 | { |
| 864 | static int done = 0; |
| 865 | int r, g, b, Y, u, v, i, j, k; |
| 866 | |
| 867 | if (done ) return; |
| 868 | |
| 869 | for (i = 0; i < 16; i++) { |
| 870 | for (j = 0; j < 16; j++) { |
| 871 | for (k = 0; k < 16; k++) { |
| 872 | r = (i << 4) | i; |
| 873 | g = (j << 4) | j; |
| 874 | b = (k << 4) | k; |
| 875 | |
| 876 | /* Microsoft's RGB888->YUV conversion */ |
| 877 | /*Y = ((( 66 * r + 129 * g + 25 * b + 128) >> 8) + 16) & 0xFF; |
| 878 | u = ((( -38 * r - 74 * g + 112 * b + 128) >> 8) + 128) & 0xFF; |
| 879 | v = ((( 112 * r - 94 * g - 18 * b + 128) >> 8) + 128) & 0xFF;*/ |
| 880 | |
| 881 | Y = (r + g + b) >> 2; |
| 882 | u = 128 + ((r - b) >> 2); |
| 883 | v = 128 + ((-r + 2*g -b)>>3); |
| 884 | |
| 885 | RGB444toYUV[(i << 8) | (j << 4) | k] = (Y << 16) | (u << 8) | v; |
| 886 | } |
| 887 | } |
| 888 | } |
| 889 | |
| 890 | done = 1; |
| 891 | } |
| 892 | #endif /* !_16BPP_HACK */ |
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