J. Duke | 319a3b9 | 2007-12-01 00:00:00 +0000 | [diff] [blame^] | 1 | /* |
| 2 | * Copyright 2003 Sun Microsystems, Inc. All Rights Reserved. |
| 3 | * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. |
| 4 | * |
| 5 | * This code is free software; you can redistribute it and/or modify it |
| 6 | * under the terms of the GNU General Public License version 2 only, as |
| 7 | * published by the Free Software Foundation. Sun designates this |
| 8 | * particular file as subject to the "Classpath" exception as provided |
| 9 | * by Sun in the LICENSE file that accompanied this code. |
| 10 | * |
| 11 | * This code is distributed in the hope that it will be useful, but WITHOUT |
| 12 | * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or |
| 13 | * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License |
| 14 | * version 2 for more details (a copy is included in the LICENSE file that |
| 15 | * accompanied this code). |
| 16 | * |
| 17 | * You should have received a copy of the GNU General Public License version |
| 18 | * 2 along with this work; if not, write to the Free Software Foundation, |
| 19 | * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. |
| 20 | * |
| 21 | * Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa Clara, |
| 22 | * CA 95054 USA or visit www.sun.com if you need additional information or |
| 23 | * have any questions. |
| 24 | */ |
| 25 | |
| 26 | |
| 27 | /* |
| 28 | * FUNCTION |
| 29 | * Internal functions for mlib_ImageConv* on D64/F32 type and |
| 30 | * MLIB_EDGE_DST_NO_WRITE mask |
| 31 | * |
| 32 | */ |
| 33 | |
| 34 | #include "mlib_image.h" |
| 35 | #include "mlib_ImageConv.h" |
| 36 | |
| 37 | /***************************************************************/ |
| 38 | /* |
| 39 | This define switches between functions of MLIB_DOUBLE and MLIB_FLOAT types: |
| 40 | Files mlib_ImageConv_D64nw.c and mlib_ImageConv_F32nw.c |
| 41 | */ |
| 42 | |
| 43 | /* #define TYPE_DOUBLE */ |
| 44 | |
| 45 | /***************************************************************/ |
| 46 | #ifdef TYPE_DOUBLE |
| 47 | |
| 48 | #define CONV_FUNC(KERN) mlib_conv##KERN##nw_d64 |
| 49 | |
| 50 | #define DTYPE mlib_d64 |
| 51 | |
| 52 | #else |
| 53 | |
| 54 | #define CONV_FUNC(KERN) mlib_conv##KERN##nw_f32 |
| 55 | |
| 56 | #define DTYPE mlib_f32 |
| 57 | |
| 58 | #endif /* TYPE_DOUBLE */ |
| 59 | |
| 60 | /***************************************************************/ |
| 61 | #define GET_SRC_DST_PARAMETERS(type) \ |
| 62 | mlib_s32 hgt = mlib_ImageGetHeight(src); \ |
| 63 | mlib_s32 wid = mlib_ImageGetWidth(src); \ |
| 64 | mlib_s32 sll = mlib_ImageGetStride(src) / sizeof(type); \ |
| 65 | mlib_s32 dll = mlib_ImageGetStride(dst) / sizeof(type); \ |
| 66 | type* adr_src = mlib_ImageGetData(src); \ |
| 67 | type* adr_dst = mlib_ImageGetData(dst); \ |
| 68 | mlib_s32 chan1 = mlib_ImageGetChannels(src) |
| 69 | |
| 70 | /***************************************************************/ |
| 71 | #define DEF_VARS(type) \ |
| 72 | GET_SRC_DST_PARAMETERS(type); \ |
| 73 | type *sl; \ |
| 74 | type *dl, *dp; \ |
| 75 | mlib_s32 i, j, c |
| 76 | |
| 77 | /***************************************************************/ |
| 78 | #undef KSIZE |
| 79 | #define KSIZE 2 |
| 80 | |
| 81 | mlib_status CONV_FUNC(2x2)(mlib_image *dst, |
| 82 | const mlib_image *src, |
| 83 | const mlib_d64 *kern, |
| 84 | mlib_s32 cmask) |
| 85 | { |
| 86 | DEF_VARS(DTYPE); |
| 87 | DTYPE *sp0, *sp1; |
| 88 | mlib_s32 chan2 = chan1 + chan1; |
| 89 | mlib_s32 chan3 = chan1 + chan2; |
| 90 | mlib_s32 chan4 = chan3 + chan1; |
| 91 | DTYPE k0, k1, k2, k3; |
| 92 | DTYPE p00, p01, p02, p03, p04, |
| 93 | p10, p11, p12, p13, p14; |
| 94 | |
| 95 | /* keep kernel in regs */ |
| 96 | k0 = (DTYPE)kern[0]; k1 = (DTYPE)kern[1]; |
| 97 | k2 = (DTYPE)kern[2]; k3 = (DTYPE)kern[3]; |
| 98 | |
| 99 | wid -= (KSIZE - 1); |
| 100 | hgt -= (KSIZE - 1); |
| 101 | |
| 102 | for (c = 0; c < chan1; c++) { |
| 103 | if (!(cmask & (1 << (chan1 - 1 - c)))) continue; |
| 104 | |
| 105 | dl = adr_dst + c; |
| 106 | sl = adr_src + c; |
| 107 | |
| 108 | for (j = 0; j < hgt; j++) { |
| 109 | dp = dl; |
| 110 | sp0 = sl; |
| 111 | sp1 = sp0 + sll; |
| 112 | |
| 113 | p04 = sp0[0]; |
| 114 | p14 = sp1[0]; |
| 115 | |
| 116 | sp0 += chan1; |
| 117 | sp1 += chan1; |
| 118 | |
| 119 | #ifdef __SUNPRO_C |
| 120 | #pragma pipeloop(0) |
| 121 | #endif /* __SUNPRO_C */ |
| 122 | for (i = 0; i <= (wid - 4); i += 4) { |
| 123 | p00 = p04; p10 = p14; |
| 124 | |
| 125 | p01 = sp0[0]; p11 = sp1[0]; |
| 126 | p02 = sp0[chan1]; p12 = sp1[chan1]; |
| 127 | p03 = sp0[chan2]; p13 = sp1[chan2]; |
| 128 | p04 = sp0[chan3]; p14 = sp1[chan3]; |
| 129 | |
| 130 | dp[0 ] = p00 * k0 + p01 * k1 + p10 * k2 + p11 * k3; |
| 131 | dp[chan1] = p01 * k0 + p02 * k1 + p11 * k2 + p12 * k3; |
| 132 | dp[chan2] = p02 * k0 + p03 * k1 + p12 * k2 + p13 * k3; |
| 133 | dp[chan3] = p03 * k0 + p04 * k1 + p13 * k2 + p14 * k3; |
| 134 | |
| 135 | dp += chan4; |
| 136 | sp0 += chan4; |
| 137 | sp1 += chan4; |
| 138 | } |
| 139 | |
| 140 | if (i < wid) { |
| 141 | p00 = p04; p10 = p14; |
| 142 | p01 = sp0[0]; p11 = sp1[0]; |
| 143 | dp[0] = p00 * k0 + p01 * k1 + p10 * k2 + p11 * k3; |
| 144 | |
| 145 | if ((i + 1) < wid) { |
| 146 | p02 = sp0[chan1]; p12 = sp1[chan1]; |
| 147 | dp[chan1] = p01 * k0 + p02 * k1 + p11 * k2 + p12 * k3; |
| 148 | |
| 149 | if ((i + 2) < wid) { |
| 150 | p03 = sp0[chan2]; p13 = sp1[chan2]; |
| 151 | dp[chan2] = p02 * k0 + p03 * k1 + p12 * k2 + p13 * k3; |
| 152 | } |
| 153 | } |
| 154 | } |
| 155 | |
| 156 | sl += sll; |
| 157 | dl += dll; |
| 158 | } |
| 159 | } |
| 160 | |
| 161 | return MLIB_SUCCESS; |
| 162 | } |
| 163 | |
| 164 | /***************************************************************/ |
| 165 | #undef KSIZE |
| 166 | #define KSIZE 3 |
| 167 | |
| 168 | mlib_status CONV_FUNC(3x3)(mlib_image *dst, |
| 169 | const mlib_image *src, |
| 170 | const mlib_d64 *kern, |
| 171 | mlib_s32 cmask) |
| 172 | { |
| 173 | DEF_VARS(DTYPE); |
| 174 | mlib_s32 chan2 = chan1 + chan1; |
| 175 | DTYPE *sp0, *sp1; |
| 176 | DTYPE *sp2; |
| 177 | DTYPE k0, k1, k2, k3, k4, k5, k6, k7, k8; |
| 178 | DTYPE p02, p03, p12, p13, p22, p23; |
| 179 | |
| 180 | /* keep kernel in regs */ |
| 181 | k0 = (DTYPE)kern[0]; k1 = (DTYPE)kern[1]; k2 = (DTYPE)kern[2]; |
| 182 | k3 = (DTYPE)kern[3]; k4 = (DTYPE)kern[4]; k5 = (DTYPE)kern[5]; |
| 183 | k6 = (DTYPE)kern[6]; k7 = (DTYPE)kern[7]; k8 = (DTYPE)kern[8]; |
| 184 | |
| 185 | wid -= (KSIZE - 1); |
| 186 | hgt -= (KSIZE - 1); |
| 187 | |
| 188 | adr_dst += ((KSIZE - 1)/2)*(dll + chan1); |
| 189 | |
| 190 | for (c = 0; c < chan1; c++) { |
| 191 | if (!(cmask & (1 << (chan1 - 1 - c)))) continue; |
| 192 | |
| 193 | sl = adr_src + c; |
| 194 | dl = adr_dst + c; |
| 195 | |
| 196 | for (j = 0; j < hgt; j++) { |
| 197 | DTYPE s0, s1; |
| 198 | |
| 199 | dp = dl; |
| 200 | sp0 = sl; |
| 201 | sp1 = sp0 + sll; |
| 202 | sp2 = sp1 + sll; |
| 203 | |
| 204 | p02 = sp0[0]; |
| 205 | p12 = sp1[0]; |
| 206 | p22 = sp2[0]; |
| 207 | |
| 208 | p03 = sp0[chan1]; |
| 209 | p13 = sp1[chan1]; |
| 210 | p23 = sp2[chan1]; |
| 211 | |
| 212 | s0 = p02 * k0 + p03 * k1 + p12 * k3 + p13 * k4 + p22 * k6 + p23 * k7; |
| 213 | s1 = p03 * k0 + p13 * k3 + p23 * k6; |
| 214 | |
| 215 | sp0 += chan2; |
| 216 | sp1 += chan2; |
| 217 | sp2 += chan2; |
| 218 | |
| 219 | #ifdef __SUNPRO_C |
| 220 | #pragma pipeloop(0) |
| 221 | #endif /* __SUNPRO_C */ |
| 222 | for (i = 0; i <= (wid - 2); i += 2) { |
| 223 | p02 = sp0[0]; p12 = sp1[0]; p22 = sp2[0]; |
| 224 | p03 = sp0[chan1]; p13 = sp1[chan1]; p23 = sp2[chan1]; |
| 225 | |
| 226 | dp[0 ] = s0 + p02 * k2 + p12 * k5 + p22 * k8; |
| 227 | dp[chan1] = s1 + p02 * k1 + p03 * k2 + p12 * k4 + p13 * k5 + p22 * k7 + p23 * k8; |
| 228 | |
| 229 | s0 = p02 * k0 + p03 * k1 + p12 * k3 + p13 * k4 + p22 * k6 + p23 * k7; |
| 230 | s1 = p03 * k0 + p13 * k3 + p23 * k6; |
| 231 | |
| 232 | sp0 += chan2; |
| 233 | sp1 += chan2; |
| 234 | sp2 += chan2; |
| 235 | dp += chan2; |
| 236 | } |
| 237 | |
| 238 | if (wid & 1) { |
| 239 | p02 = sp0[0]; p12 = sp1[0]; p22 = sp2[0]; |
| 240 | dp[0] = s0 + p02 * k2 + p12 * k5 + p22 * k8; |
| 241 | } |
| 242 | |
| 243 | sl += sll; |
| 244 | dl += dll; |
| 245 | } |
| 246 | } |
| 247 | |
| 248 | return MLIB_SUCCESS; |
| 249 | } |
| 250 | |
| 251 | /***************************************************************/ |
| 252 | #undef KSIZE |
| 253 | #define KSIZE 4 |
| 254 | |
| 255 | mlib_status CONV_FUNC(4x4)(mlib_image *dst, |
| 256 | const mlib_image *src, |
| 257 | const mlib_d64 *k, |
| 258 | mlib_s32 cmask) |
| 259 | { |
| 260 | DTYPE k0, k1, k2, k3, k4, k5, k6, k7; |
| 261 | DTYPE p00, p01, p02, p03, p04, |
| 262 | p10, p11, p12, p13, p14; |
| 263 | DEF_VARS(DTYPE); |
| 264 | DTYPE *sp0, *sp1; |
| 265 | mlib_s32 chan2 = chan1 + chan1; |
| 266 | mlib_s32 chan3 = chan1 + chan2; |
| 267 | |
| 268 | wid -= (KSIZE - 1); |
| 269 | hgt -= (KSIZE - 1); |
| 270 | |
| 271 | adr_dst += ((KSIZE - 1)/2)*(dll + chan1); |
| 272 | |
| 273 | for (c = 0; c < chan1; c++) { |
| 274 | if (!(cmask & (1 << (chan1 - 1 - c)))) continue; |
| 275 | |
| 276 | sl = adr_src + c; |
| 277 | dl = adr_dst + c; |
| 278 | |
| 279 | for (j = 0; j < hgt; j++) { |
| 280 | /* |
| 281 | * First loop on two first lines of kernel |
| 282 | */ |
| 283 | sp0 = sl; |
| 284 | sp1 = sp0 + sll; |
| 285 | dp = dl; |
| 286 | |
| 287 | k0 = (DTYPE)k[0]; k1 = (DTYPE)k[1]; k2 = (DTYPE)k[2]; k3 = (DTYPE)k[3]; |
| 288 | k4 = (DTYPE)k[4]; k5 = (DTYPE)k[5]; k6 = (DTYPE)k[6]; k7 = (DTYPE)k[7]; |
| 289 | |
| 290 | p02 = sp0[0]; p12 = sp1[0]; |
| 291 | p03 = sp0[chan1]; p13 = sp1[chan1]; |
| 292 | p04 = sp0[chan2]; p14 = sp1[chan2]; |
| 293 | |
| 294 | sp0 += chan3; |
| 295 | sp1 += chan3; |
| 296 | |
| 297 | #ifdef __SUNPRO_C |
| 298 | #pragma pipeloop(0) |
| 299 | #endif /* __SUNPRO_C */ |
| 300 | for (i = 0; i <= (wid - 2); i += 2) { |
| 301 | p00 = p02; p10 = p12; |
| 302 | p01 = p03; p11 = p13; |
| 303 | p02 = p04; p12 = p14; |
| 304 | |
| 305 | p03 = sp0[0]; p13 = sp1[0]; |
| 306 | p04 = sp0[chan1]; p14 = sp1[chan1]; |
| 307 | |
| 308 | dp[0 ] = (p00 * k0 + p01 * k1 + p02 * k2 + p03 * k3 + |
| 309 | p10 * k4 + p11 * k5 + p12 * k6 + p13 * k7); |
| 310 | dp[chan1] = (p01 * k0 + p02 * k1 + p03 * k2 + p04 * k3 + |
| 311 | p11 * k4 + p12 * k5 + p13 * k6 + p14 * k7); |
| 312 | |
| 313 | sp0 += chan2; |
| 314 | sp1 += chan2; |
| 315 | dp += chan2; |
| 316 | } |
| 317 | |
| 318 | if (wid & 1) { |
| 319 | p00 = p02; p10 = p12; |
| 320 | p01 = p03; p11 = p13; |
| 321 | p02 = p04; p12 = p14; |
| 322 | p03 = sp0[0]; p13 = sp1[0]; |
| 323 | |
| 324 | dp[0] = (p00 * k0 + p01 * k1 + p02 * k2 + p03 * k3 + |
| 325 | p10 * k4 + p11 * k5 + p12 * k6 + p13 * k7); |
| 326 | } |
| 327 | |
| 328 | /* |
| 329 | * Second loop on two last lines of kernel |
| 330 | */ |
| 331 | sp0 = sl + 2*sll; |
| 332 | sp1 = sp0 + sll; |
| 333 | dp = dl; |
| 334 | |
| 335 | k0 = (DTYPE)k[ 8]; k1 = (DTYPE)k[ 9]; k2 = (DTYPE)k[10]; k3 = (DTYPE)k[11]; |
| 336 | k4 = (DTYPE)k[12]; k5 = (DTYPE)k[13]; k6 = (DTYPE)k[14]; k7 = (DTYPE)k[15]; |
| 337 | |
| 338 | p02 = sp0[0]; p12 = sp1[0]; |
| 339 | p03 = sp0[chan1]; p13 = sp1[chan1]; |
| 340 | p04 = sp0[chan2]; p14 = sp1[chan2]; |
| 341 | |
| 342 | sp0 += chan3; |
| 343 | sp1 += chan3; |
| 344 | |
| 345 | #ifdef __SUNPRO_C |
| 346 | #pragma pipeloop(0) |
| 347 | #endif /* __SUNPRO_C */ |
| 348 | for (i = 0; i <= (wid - 2); i += 2) { |
| 349 | p00 = p02; p10 = p12; |
| 350 | p01 = p03; p11 = p13; |
| 351 | p02 = p04; p12 = p14; |
| 352 | |
| 353 | p03 = sp0[0]; p13 = sp1[0]; |
| 354 | p04 = sp0[chan1]; p14 = sp1[chan1]; |
| 355 | |
| 356 | dp[0 ] += (p00 * k0 + p01 * k1 + p02 * k2 + p03 * k3 + |
| 357 | p10 * k4 + p11 * k5 + p12 * k6 + p13 * k7); |
| 358 | dp[chan1] += (p01 * k0 + p02 * k1 + p03 * k2 + p04 * k3 + |
| 359 | p11 * k4 + p12 * k5 + p13 * k6 + p14 * k7); |
| 360 | |
| 361 | sp0 += chan2; |
| 362 | sp1 += chan2; |
| 363 | dp += chan2; |
| 364 | } |
| 365 | |
| 366 | if (wid & 1) { |
| 367 | p00 = p02; p10 = p12; |
| 368 | p01 = p03; p11 = p13; |
| 369 | p02 = p04; p12 = p14; |
| 370 | p03 = sp0[0]; p13 = sp1[0]; |
| 371 | |
| 372 | dp[0] += (p00 * k0 + p01 * k1 + p02 * k2 + p03 * k3 + |
| 373 | p10 * k4 + p11 * k5 + p12 * k6 + p13 * k7); |
| 374 | } |
| 375 | |
| 376 | /* next line */ |
| 377 | sl += sll; |
| 378 | dl += dll; |
| 379 | } |
| 380 | } |
| 381 | |
| 382 | return MLIB_SUCCESS; |
| 383 | } |
| 384 | |
| 385 | /***************************************************************/ |
| 386 | #undef KSIZE |
| 387 | #define KSIZE 5 |
| 388 | |
| 389 | mlib_status CONV_FUNC(5x5)(mlib_image *dst, |
| 390 | const mlib_image *src, |
| 391 | const mlib_d64 *k, |
| 392 | mlib_s32 cmask) |
| 393 | { |
| 394 | DTYPE k0, k1, k2, k3, k4, k5, k6, k7, k8, k9; |
| 395 | DTYPE p00, p01, p02, p03, p04, p05, |
| 396 | p10, p11, p12, p13, p14, p15; |
| 397 | DEF_VARS(DTYPE); |
| 398 | DTYPE *sp0, *sp1; |
| 399 | mlib_s32 chan2 = chan1 + chan1; |
| 400 | mlib_s32 chan3 = chan1 + chan2; |
| 401 | mlib_s32 chan4 = chan3 + chan1; |
| 402 | |
| 403 | wid -= (KSIZE - 1); |
| 404 | hgt -= (KSIZE - 1); |
| 405 | |
| 406 | adr_dst += ((KSIZE - 1)/2)*(dll + chan1); |
| 407 | |
| 408 | for (c = 0; c < chan1; c++) { |
| 409 | if (!(cmask & (1 << (chan1 - 1 - c)))) continue; |
| 410 | |
| 411 | sl = adr_src + c; |
| 412 | dl = adr_dst + c; |
| 413 | |
| 414 | for (j = 0; j < hgt; j++) { |
| 415 | /* |
| 416 | * First loop |
| 417 | */ |
| 418 | sp0 = sl; |
| 419 | sp1 = sp0 + sll; |
| 420 | dp = dl; |
| 421 | |
| 422 | k0 = (DTYPE)k[0]; k1 = (DTYPE)k[1]; k2 = (DTYPE)k[2]; k3 = (DTYPE)k[3]; k4 = (DTYPE)k[4]; |
| 423 | k5 = (DTYPE)k[5]; k6 = (DTYPE)k[6]; k7 = (DTYPE)k[7]; k8 = (DTYPE)k[8]; k9 = (DTYPE)k[9]; |
| 424 | |
| 425 | p02 = sp0[0]; p12 = sp1[0]; |
| 426 | p03 = sp0[chan1]; p13 = sp1[chan1]; |
| 427 | p04 = sp0[chan2]; p14 = sp1[chan2]; |
| 428 | p05 = sp0[chan3]; p15 = sp1[chan3]; |
| 429 | |
| 430 | sp0 += chan4; |
| 431 | sp1 += chan4; |
| 432 | |
| 433 | #ifdef __SUNPRO_C |
| 434 | #pragma pipeloop(0) |
| 435 | #endif /* __SUNPRO_C */ |
| 436 | for (i = 0; i <= (wid - 2); i += 2) { |
| 437 | p00 = p02; p10 = p12; |
| 438 | p01 = p03; p11 = p13; |
| 439 | p02 = p04; p12 = p14; |
| 440 | p03 = p05; p13 = p15; |
| 441 | |
| 442 | p04 = sp0[0]; p14 = sp1[0]; |
| 443 | p05 = sp0[chan1]; p15 = sp1[chan1]; |
| 444 | |
| 445 | dp[ 0] = (p00 * k0 + p01 * k1 + p02 * k2 + p03 * k3 + p04 * k4 + |
| 446 | p10 * k5 + p11 * k6 + p12 * k7 + p13 * k8 + p14 * k9); |
| 447 | dp[chan1] = (p01 * k0 + p02 * k1 + p03 * k2 + p04 * k3 + p05 * k4 + |
| 448 | p11 * k5 + p12 * k6 + p13 * k7 + p14 * k8 + p15 * k9); |
| 449 | |
| 450 | sp0 += chan2; |
| 451 | sp1 += chan2; |
| 452 | dp += chan2; |
| 453 | } |
| 454 | |
| 455 | if (wid & 1) { |
| 456 | p00 = p02; p10 = p12; |
| 457 | p01 = p03; p11 = p13; |
| 458 | p02 = p04; p12 = p14; |
| 459 | p03 = p05; p13 = p15; |
| 460 | |
| 461 | p04 = sp0[0]; p14 = sp1[0]; |
| 462 | |
| 463 | dp[0] = (p00 * k0 + p01 * k1 + p02 * k2 + p03 * k3 + p04 * k4 + |
| 464 | p10 * k5 + p11 * k6 + p12 * k7 + p13 * k8 + p14 * k9); |
| 465 | } |
| 466 | |
| 467 | /* |
| 468 | * Second loop |
| 469 | */ |
| 470 | sp0 = sl + 2*sll; |
| 471 | sp1 = sp0 + sll; |
| 472 | dp = dl; |
| 473 | |
| 474 | k0 = (DTYPE)k[10]; k1 = (DTYPE)k[11]; k2 = (DTYPE)k[12]; k3 = (DTYPE)k[13]; k4 = (DTYPE)k[14]; |
| 475 | k5 = (DTYPE)k[15]; k6 = (DTYPE)k[16]; k7 = (DTYPE)k[17]; k8 = (DTYPE)k[18]; k9 = (DTYPE)k[19]; |
| 476 | |
| 477 | p02 = sp0[0]; p12 = sp1[0]; |
| 478 | p03 = sp0[chan1]; p13 = sp1[chan1]; |
| 479 | p04 = sp0[chan2]; p14 = sp1[chan2]; |
| 480 | p05 = sp0[chan3]; p15 = sp1[chan3]; |
| 481 | |
| 482 | sp0 += chan4; |
| 483 | sp1 += chan4; |
| 484 | |
| 485 | #ifdef __SUNPRO_C |
| 486 | #pragma pipeloop(0) |
| 487 | #endif /* __SUNPRO_C */ |
| 488 | for (i = 0; i <= (wid - 2); i += 2) { |
| 489 | p00 = p02; p10 = p12; |
| 490 | p01 = p03; p11 = p13; |
| 491 | p02 = p04; p12 = p14; |
| 492 | p03 = p05; p13 = p15; |
| 493 | |
| 494 | p04 = sp0[0]; p14 = sp1[0]; |
| 495 | p05 = sp0[chan1]; p15 = sp1[chan1]; |
| 496 | |
| 497 | dp[ 0] += (p00 * k0 + p01 * k1 + p02 * k2 + p03 * k3 + p04 * k4 + |
| 498 | p10 * k5 + p11 * k6 + p12 * k7 + p13 * k8 + p14 * k9); |
| 499 | dp[chan1] += (p01 * k0 + p02 * k1 + p03 * k2 + p04 * k3 + p05 * k4 + |
| 500 | p11 * k5 + p12 * k6 + p13 * k7 + p14 * k8 + p15 * k9); |
| 501 | |
| 502 | sp0 += chan2; |
| 503 | sp1 += chan2; |
| 504 | dp += chan2; |
| 505 | } |
| 506 | |
| 507 | if (wid & 1) { |
| 508 | p00 = p02; p10 = p12; |
| 509 | p01 = p03; p11 = p13; |
| 510 | p02 = p04; p12 = p14; |
| 511 | p03 = p05; p13 = p15; |
| 512 | |
| 513 | p04 = sp0[0]; p14 = sp1[0]; |
| 514 | |
| 515 | dp[0] += (p00 * k0 + p01 * k1 + p02 * k2 + p03 * k3 + p04 * k4 + |
| 516 | p10 * k5 + p11 * k6 + p12 * k7 + p13 * k8 + p14 * k9); |
| 517 | } |
| 518 | |
| 519 | /* |
| 520 | * 3 loop |
| 521 | */ |
| 522 | dp = dl; |
| 523 | sp0 = sl + 4*sll; |
| 524 | |
| 525 | k0 = (DTYPE)k[20]; k1 = (DTYPE)k[21]; k2 = (DTYPE)k[22]; k3 = (DTYPE)k[23]; k4 = (DTYPE)k[24]; |
| 526 | |
| 527 | p02 = sp0[0]; |
| 528 | p03 = sp0[chan1]; |
| 529 | p04 = sp0[chan2]; |
| 530 | p05 = sp0[chan3]; |
| 531 | |
| 532 | sp0 += chan2 + chan2; |
| 533 | |
| 534 | #ifdef __SUNPRO_C |
| 535 | #pragma pipeloop(0) |
| 536 | #endif /* __SUNPRO_C */ |
| 537 | for (i = 0; i <= (wid - 2); i += 2) { |
| 538 | p00 = p02; p01 = p03; p02 = p04; p03 = p05; |
| 539 | |
| 540 | p04 = sp0[0]; p05 = sp0[chan1]; |
| 541 | |
| 542 | dp[0 ] += p00 * k0 + p01 * k1 + p02 * k2 + p03 * k3 + p04 * k4; |
| 543 | dp[chan1] += p01 * k0 + p02 * k1 + p03 * k2 + p04 * k3 + p05 * k4; |
| 544 | |
| 545 | dp += chan2; |
| 546 | sp0 += chan2; |
| 547 | } |
| 548 | |
| 549 | if (wid & 1) { |
| 550 | p00 = p02; p01 = p03; p02 = p04; p03 = p05; |
| 551 | |
| 552 | p04 = sp0[0]; |
| 553 | |
| 554 | dp[0] += p00 * k0 + p01 * k1 + p02 * k2 + p03 * k3 + p04 * k4; |
| 555 | } |
| 556 | |
| 557 | /* next line */ |
| 558 | sl += sll; |
| 559 | dl += dll; |
| 560 | } |
| 561 | } |
| 562 | |
| 563 | return MLIB_SUCCESS; |
| 564 | } |
| 565 | |
| 566 | /***************************************************************/ |
| 567 | #define BUFF_SIZE 1600 |
| 568 | |
| 569 | #define CACHE_SIZE (64*1024) |
| 570 | |
| 571 | static mlib_status mlib_ImageConv1xN(mlib_image *dst, |
| 572 | const mlib_image *src, |
| 573 | const DTYPE *k, |
| 574 | mlib_s32 n, |
| 575 | mlib_s32 dn, |
| 576 | mlib_s32 cmask) |
| 577 | { |
| 578 | DTYPE buff[BUFF_SIZE], *pbuff = buff; |
| 579 | const DTYPE *pk; |
| 580 | DTYPE k0, k1, k2, k3; |
| 581 | DTYPE p0, p1, p2, p3, p4; |
| 582 | DTYPE *sp, *sl_c, *dl_c, *sl0; |
| 583 | DEF_VARS(DTYPE); |
| 584 | mlib_s32 off, kh; |
| 585 | mlib_s32 l, hsize, max_hsize; |
| 586 | |
| 587 | hgt -= (n - 1); |
| 588 | adr_dst += dn*dll; |
| 589 | |
| 590 | max_hsize = (CACHE_SIZE/sizeof(DTYPE))/sll; |
| 591 | |
| 592 | if (!max_hsize) max_hsize = 1; |
| 593 | |
| 594 | if (max_hsize > BUFF_SIZE) { |
| 595 | pbuff = mlib_malloc(sizeof(DTYPE)*max_hsize); |
| 596 | } |
| 597 | |
| 598 | sl_c = adr_src; |
| 599 | dl_c = adr_dst; |
| 600 | |
| 601 | for (l = 0; l < hgt; l += hsize) { |
| 602 | hsize = hgt - l; |
| 603 | |
| 604 | if (hsize > max_hsize) hsize = max_hsize; |
| 605 | |
| 606 | for (c = 0; c < chan1; c++) { |
| 607 | if (!(cmask & (1 << (chan1 - 1 - c)))) continue; |
| 608 | |
| 609 | sl = sl_c + c; |
| 610 | dl = dl_c + c; |
| 611 | |
| 612 | #ifdef __SUNPRO_C |
| 613 | #pragma pipeloop(0) |
| 614 | #endif /* __SUNPRO_C */ |
| 615 | for (j = 0; j < hsize; j++) pbuff[j] = 0.0; |
| 616 | |
| 617 | for (i = 0; i < wid; i++) { |
| 618 | sl0 = sl; |
| 619 | |
| 620 | for (off = 0; off < (n - 4); off += 4) { |
| 621 | pk = k + off; |
| 622 | sp = sl0; |
| 623 | |
| 624 | k0 = pk[0]; k1 = pk[1]; k2 = pk[2]; k3 = pk[3]; |
| 625 | p2 = sp[0]; p3 = sp[sll]; p4 = sp[2*sll]; |
| 626 | sp += 3*sll; |
| 627 | |
| 628 | #ifdef __SUNPRO_C |
| 629 | #pragma pipeloop(0) |
| 630 | #endif /* __SUNPRO_C */ |
| 631 | for (j = 0; j < hsize; j += 2) { |
| 632 | p0 = p2; p1 = p3; p2 = p4; |
| 633 | p3 = sp[0]; |
| 634 | p4 = sp[sll]; |
| 635 | |
| 636 | pbuff[j ] += p0*k0 + p1*k1 + p2*k2 + p3*k3; |
| 637 | pbuff[j + 1] += p1*k0 + p2*k1 + p3*k2 + p4*k3; |
| 638 | |
| 639 | sp += 2*sll; |
| 640 | } |
| 641 | |
| 642 | sl0 += 4*sll; |
| 643 | } |
| 644 | |
| 645 | pk = k + off; |
| 646 | sp = sl0; |
| 647 | |
| 648 | k0 = pk[0]; k1 = pk[1]; k2 = pk[2]; k3 = pk[3]; |
| 649 | p2 = sp[0]; p3 = sp[sll]; p4 = sp[2*sll]; |
| 650 | |
| 651 | dp = dl; |
| 652 | kh = n - off; |
| 653 | |
| 654 | if (kh == 4) { |
| 655 | sp += 3*sll; |
| 656 | |
| 657 | #ifdef __SUNPRO_C |
| 658 | #pragma pipeloop(0) |
| 659 | #endif /* __SUNPRO_C */ |
| 660 | for (j = 0; j <= (hsize - 2); j += 2) { |
| 661 | p0 = p2; p1 = p3; p2 = p4; |
| 662 | p3 = sp[0]; |
| 663 | p4 = sp[sll]; |
| 664 | |
| 665 | dp[0 ] = p0*k0 + p1*k1 + p2*k2 + p3*k3 + pbuff[j]; |
| 666 | dp[dll] = p1*k0 + p2*k1 + p3*k2 + p4*k3 + pbuff[j + 1]; |
| 667 | |
| 668 | pbuff[j] = 0; |
| 669 | pbuff[j + 1] = 0; |
| 670 | |
| 671 | sp += 2*sll; |
| 672 | dp += 2*dll; |
| 673 | } |
| 674 | |
| 675 | if (j < hsize) { |
| 676 | p0 = p2; p1 = p3; p2 = p4; |
| 677 | p3 = sp[0]; |
| 678 | |
| 679 | dp[0] = p0*k0 + p1*k1 + p2*k2 + p3*k3 + pbuff[j]; |
| 680 | |
| 681 | pbuff[j] = 0; |
| 682 | } |
| 683 | |
| 684 | } else if (kh == 3) { |
| 685 | sp += 2*sll; |
| 686 | |
| 687 | #ifdef __SUNPRO_C |
| 688 | #pragma pipeloop(0) |
| 689 | #endif /* __SUNPRO_C */ |
| 690 | for (j = 0; j <= (hsize - 2); j += 2) { |
| 691 | p0 = p2; p1 = p3; |
| 692 | p2 = sp[0]; |
| 693 | p3 = sp[sll]; |
| 694 | |
| 695 | dp[0 ] = p0*k0 + p1*k1 + p2*k2 + pbuff[j]; |
| 696 | dp[dll] = p1*k0 + p2*k1 + p3*k2 + pbuff[j + 1]; |
| 697 | |
| 698 | pbuff[j] = 0; |
| 699 | pbuff[j + 1] = 0; |
| 700 | |
| 701 | sp += 2*sll; |
| 702 | dp += 2*dll; |
| 703 | } |
| 704 | |
| 705 | if (j < hsize) { |
| 706 | p0 = p2; p1 = p3; |
| 707 | p2 = sp[0]; |
| 708 | |
| 709 | dp[0] = p0*k0 + p1*k1 + p2*k2 + pbuff[j]; |
| 710 | |
| 711 | pbuff[j] = 0; |
| 712 | } |
| 713 | |
| 714 | } else if (kh == 2) { |
| 715 | sp += sll; |
| 716 | |
| 717 | #ifdef __SUNPRO_C |
| 718 | #pragma pipeloop(0) |
| 719 | #endif /* __SUNPRO_C */ |
| 720 | for (j = 0; j <= (hsize - 2); j += 2) { |
| 721 | p0 = p2; |
| 722 | p1 = sp[0]; |
| 723 | p2 = sp[sll]; |
| 724 | |
| 725 | dp[0 ] = p0*k0 + p1*k1 + pbuff[j]; |
| 726 | dp[dll] = p1*k0 + p2*k1 + pbuff[j + 1]; |
| 727 | |
| 728 | pbuff[j] = 0; |
| 729 | pbuff[j + 1] = 0; |
| 730 | |
| 731 | sp += 2*sll; |
| 732 | dp += 2*dll; |
| 733 | } |
| 734 | |
| 735 | if (j < hsize) { |
| 736 | p0 = p2; |
| 737 | p1 = sp[0]; |
| 738 | |
| 739 | dp[0] = p0*k0 + p1*k1 + pbuff[j]; |
| 740 | |
| 741 | pbuff[j] = 0; |
| 742 | } |
| 743 | |
| 744 | } else /* if (kh == 1) */ { |
| 745 | #ifdef __SUNPRO_C |
| 746 | #pragma pipeloop(0) |
| 747 | #endif /* __SUNPRO_C */ |
| 748 | for (j = 0; j < hsize; j++) { |
| 749 | p0 = sp[0]; |
| 750 | |
| 751 | dp[0] = p0*k0 + pbuff[j]; |
| 752 | |
| 753 | pbuff[j] = 0; |
| 754 | |
| 755 | sp += sll; |
| 756 | dp += dll; |
| 757 | } |
| 758 | } |
| 759 | |
| 760 | sl += chan1; |
| 761 | dl += chan1; |
| 762 | } |
| 763 | } |
| 764 | |
| 765 | sl_c += max_hsize*sll; |
| 766 | dl_c += max_hsize*dll; |
| 767 | } |
| 768 | |
| 769 | if (pbuff != buff) mlib_free(pbuff); |
| 770 | |
| 771 | return MLIB_SUCCESS; |
| 772 | } |
| 773 | |
| 774 | /***************************************************************/ |
| 775 | #define MAX_KER 7 |
| 776 | #define MAX_NM 81 |
| 777 | |
| 778 | mlib_status CONV_FUNC(MxN)(mlib_image *dst, |
| 779 | const mlib_image *src, |
| 780 | const mlib_d64 *ker, |
| 781 | mlib_s32 m, |
| 782 | mlib_s32 n, |
| 783 | mlib_s32 dm, |
| 784 | mlib_s32 dn, |
| 785 | mlib_s32 cmask) |
| 786 | { |
| 787 | DTYPE k0, k1, k2, k3, k4, k5, k6, *sp; |
| 788 | DTYPE p0, p1, p2, p3, p4, p5, p6, p7; |
| 789 | mlib_s32 l, off, kw; |
| 790 | DEF_VARS(DTYPE); |
| 791 | mlib_s32 chan2 = chan1 + chan1; |
| 792 | mlib_s32 chan3 = chan1 + chan2; |
| 793 | |
| 794 | #ifdef TYPE_DOUBLE |
| 795 | const mlib_d64 *k = ker; |
| 796 | #else |
| 797 | mlib_f32 k_arr[MAX_NM], *k = k_arr; |
| 798 | |
| 799 | if (n*m > MAX_NM) { |
| 800 | k = mlib_malloc(n*m*sizeof(mlib_f32)); |
| 801 | |
| 802 | if (k == NULL) return MLIB_FAILURE; |
| 803 | } |
| 804 | |
| 805 | for (i = 0; i < n*m; i++) k[i] = (mlib_f32)ker[i]; |
| 806 | #endif /* TYPE_DOUBLE */ |
| 807 | |
| 808 | if (m == 1) return mlib_ImageConv1xN(dst, src, k, n, dn, cmask); |
| 809 | |
| 810 | wid -= (m - 1); |
| 811 | hgt -= (n - 1); |
| 812 | adr_dst += dn*dll + dm*chan1; |
| 813 | |
| 814 | for (c = 0; c < chan1; c++) { |
| 815 | if (!(cmask & (1 << (chan1 - 1 - c)))) continue; |
| 816 | |
| 817 | sl = adr_src + c; |
| 818 | dl = adr_dst + c; |
| 819 | |
| 820 | for (j = 0; j < hgt; j++) { |
| 821 | const DTYPE *pk = k; |
| 822 | |
| 823 | for (l = 0; l < n; l++) { |
| 824 | DTYPE *sp0 = sl + l*sll; |
| 825 | |
| 826 | for (off = 0; off < m; off += kw, pk += kw, sp0 += chan1) { |
| 827 | kw = m - off; |
| 828 | |
| 829 | if (kw > 2*MAX_KER) kw = MAX_KER; else |
| 830 | if (kw > MAX_KER) kw = kw/2; |
| 831 | |
| 832 | p2 = sp0[0]; p3 = sp0[chan1]; p4 = sp0[chan2]; |
| 833 | sp0 += chan3; |
| 834 | p5 = sp0[0]; p6 = sp0[chan1]; p7 = sp0[chan2]; |
| 835 | |
| 836 | k0 = pk[0]; k1 = pk[1]; k2 = pk[2]; k3 = pk[3]; |
| 837 | k4 = pk[4]; k5 = pk[5]; k6 = pk[6]; |
| 838 | |
| 839 | dp = dl; |
| 840 | |
| 841 | if (kw == 7) { |
| 842 | sp = sp0 += chan3; |
| 843 | |
| 844 | if (pk == k) { |
| 845 | #ifdef __SUNPRO_C |
| 846 | #pragma pipeloop(0) |
| 847 | #endif /* __SUNPRO_C */ |
| 848 | for (i = 0; i <= (wid - 2); i += 2) { |
| 849 | p0 = p2; p1 = p3; p2 = p4; p3 = p5; p4 = p6; |
| 850 | |
| 851 | p5 = sp[- chan1]; p6 = sp[0]; p7 = sp[chan1]; |
| 852 | |
| 853 | dp[0 ] = p0*k0 + p1*k1 + p2*k2 + p3*k3 + p4*k4 + p5*k5 + p6*k6; |
| 854 | dp[chan1] = p1*k0 + p2*k1 + p3*k2 + p4*k3 + p5*k4 + p6*k5 + p7*k6; |
| 855 | |
| 856 | sp += chan2; |
| 857 | dp += chan2; |
| 858 | } |
| 859 | |
| 860 | } else { |
| 861 | #ifdef __SUNPRO_C |
| 862 | #pragma pipeloop(0) |
| 863 | #endif /* __SUNPRO_C */ |
| 864 | for (i = 0; i <= (wid - 2); i += 2) { |
| 865 | p0 = p2; p1 = p3; p2 = p4; p3 = p5; p4 = p6; |
| 866 | |
| 867 | p5 = sp[- chan1]; p6 = sp[0]; p7 = sp[chan1]; |
| 868 | |
| 869 | dp[0 ] += p0*k0 + p1*k1 + p2*k2 + p3*k3 + p4*k4 + p5*k5 + p6*k6; |
| 870 | dp[chan1] += p1*k0 + p2*k1 + p3*k2 + p4*k3 + p5*k4 + p6*k5 + p7*k6; |
| 871 | |
| 872 | sp += chan2; |
| 873 | dp += chan2; |
| 874 | } |
| 875 | } |
| 876 | |
| 877 | } else if (kw == 6) { |
| 878 | sp = sp0 += chan2; |
| 879 | |
| 880 | if (pk == k) { |
| 881 | #ifdef __SUNPRO_C |
| 882 | #pragma pipeloop(0) |
| 883 | #endif /* __SUNPRO_C */ |
| 884 | for (i = 0; i <= (wid - 2); i += 2) { |
| 885 | p0 = p2; p1 = p3; p2 = p4; p3 = p5; p4 = p6; |
| 886 | |
| 887 | p5 = sp[0]; p6 = sp[chan1]; |
| 888 | |
| 889 | dp[0 ] = p0*k0 + p1*k1 + p2*k2 + p3*k3 + p4*k4 + p5*k5; |
| 890 | dp[chan1] = p1*k0 + p2*k1 + p3*k2 + p4*k3 + p5*k4 + p6*k5; |
| 891 | |
| 892 | sp += chan2; |
| 893 | dp += chan2; |
| 894 | } |
| 895 | |
| 896 | } else { |
| 897 | #ifdef __SUNPRO_C |
| 898 | #pragma pipeloop(0) |
| 899 | #endif /* __SUNPRO_C */ |
| 900 | for (i = 0; i <= (wid - 2); i += 2) { |
| 901 | p0 = p2; p1 = p3; p2 = p4; p3 = p5; p4 = p6; |
| 902 | |
| 903 | p5 = sp[0]; p6 = sp[chan1]; |
| 904 | |
| 905 | dp[0 ] += p0*k0 + p1*k1 + p2*k2 + p3*k3 + p4*k4 + p5*k5; |
| 906 | dp[chan1] += p1*k0 + p2*k1 + p3*k2 + p4*k3 + p5*k4 + p6*k5; |
| 907 | |
| 908 | sp += chan2; |
| 909 | dp += chan2; |
| 910 | } |
| 911 | } |
| 912 | |
| 913 | } else if (kw == 5) { |
| 914 | sp = sp0 += chan1; |
| 915 | |
| 916 | if (pk == k) { |
| 917 | #ifdef __SUNPRO_C |
| 918 | #pragma pipeloop(0) |
| 919 | #endif /* __SUNPRO_C */ |
| 920 | for (i = 0; i <= (wid - 2); i += 2) { |
| 921 | p0 = p2; p1 = p3; p2 = p4; p3 = p5; |
| 922 | |
| 923 | p4 = sp[0]; p5 = sp[chan1]; |
| 924 | |
| 925 | dp[0 ] = p0*k0 + p1*k1 + p2*k2 + p3*k3 + p4*k4; |
| 926 | dp[chan1] = p1*k0 + p2*k1 + p3*k2 + p4*k3 + p5*k4; |
| 927 | |
| 928 | sp += chan2; |
| 929 | dp += chan2; |
| 930 | } |
| 931 | |
| 932 | } else { |
| 933 | #ifdef __SUNPRO_C |
| 934 | #pragma pipeloop(0) |
| 935 | #endif /* __SUNPRO_C */ |
| 936 | for (i = 0; i <= (wid - 2); i += 2) { |
| 937 | p0 = p2; p1 = p3; p2 = p4; p3 = p5; |
| 938 | |
| 939 | p4 = sp[0]; p5 = sp[chan1]; |
| 940 | |
| 941 | dp[0 ] += p0*k0 + p1*k1 + p2*k2 + p3*k3 + p4*k4; |
| 942 | dp[chan1] += p1*k0 + p2*k1 + p3*k2 + p4*k3 + p5*k4; |
| 943 | |
| 944 | sp += chan2; |
| 945 | dp += chan2; |
| 946 | } |
| 947 | } |
| 948 | |
| 949 | } else if (kw == 4) { |
| 950 | |
| 951 | sp = sp0; |
| 952 | |
| 953 | if (pk == k) { |
| 954 | #ifdef __SUNPRO_C |
| 955 | #pragma pipeloop(0) |
| 956 | #endif /* __SUNPRO_C */ |
| 957 | for (i = 0; i <= (wid - 2); i += 2) { |
| 958 | p0 = p2; p1 = p3; p2 = p4; |
| 959 | |
| 960 | p3 = sp[0]; p4 = sp[chan1]; |
| 961 | |
| 962 | dp[0 ] = p0*k0 + p1*k1 + p2*k2 + p3*k3; |
| 963 | dp[chan1] = p1*k0 + p2*k1 + p3*k2 + p4*k3; |
| 964 | |
| 965 | sp += chan2; |
| 966 | dp += chan2; |
| 967 | } |
| 968 | |
| 969 | } else { |
| 970 | #ifdef __SUNPRO_C |
| 971 | #pragma pipeloop(0) |
| 972 | #endif /* __SUNPRO_C */ |
| 973 | for (i = 0; i <= (wid - 2); i += 2) { |
| 974 | p0 = p2; p1 = p3; p2 = p4; |
| 975 | |
| 976 | p3 = sp[0]; p4 = sp[chan1]; |
| 977 | |
| 978 | dp[0 ] += p0*k0 + p1*k1 + p2*k2 + p3*k3; |
| 979 | dp[chan1] += p1*k0 + p2*k1 + p3*k2 + p4*k3; |
| 980 | |
| 981 | sp += chan2; |
| 982 | dp += chan2; |
| 983 | } |
| 984 | } |
| 985 | |
| 986 | } else if (kw == 3) { |
| 987 | sp = sp0 -= chan1; |
| 988 | |
| 989 | if (pk == k) { |
| 990 | #ifdef __SUNPRO_C |
| 991 | #pragma pipeloop(0) |
| 992 | #endif /* __SUNPRO_C */ |
| 993 | for (i = 0; i <= (wid - 2); i += 2) { |
| 994 | p0 = p2; p1 = p3; |
| 995 | |
| 996 | p2 = sp[0]; p3 = sp[chan1]; |
| 997 | |
| 998 | dp[0 ] = p0*k0 + p1*k1 + p2*k2; |
| 999 | dp[chan1] = p1*k0 + p2*k1 + p3*k2; |
| 1000 | |
| 1001 | sp += chan2; |
| 1002 | dp += chan2; |
| 1003 | } |
| 1004 | |
| 1005 | } else { |
| 1006 | #ifdef __SUNPRO_C |
| 1007 | #pragma pipeloop(0) |
| 1008 | #endif /* __SUNPRO_C */ |
| 1009 | for (i = 0; i <= (wid - 2); i += 2) { |
| 1010 | p0 = p2; p1 = p3; |
| 1011 | |
| 1012 | p2 = sp[0]; p3 = sp[chan1]; |
| 1013 | |
| 1014 | dp[0 ] += p0*k0 + p1*k1 + p2*k2; |
| 1015 | dp[chan1] += p1*k0 + p2*k1 + p3*k2; |
| 1016 | |
| 1017 | sp += chan2; |
| 1018 | dp += chan2; |
| 1019 | } |
| 1020 | } |
| 1021 | |
| 1022 | } else { /* kw == 2 */ |
| 1023 | sp = sp0 -= chan2; |
| 1024 | |
| 1025 | if (pk == k) { |
| 1026 | #ifdef __SUNPRO_C |
| 1027 | #pragma pipeloop(0) |
| 1028 | #endif /* __SUNPRO_C */ |
| 1029 | for (i = 0; i <= (wid - 2); i += 2) { |
| 1030 | p0 = p2; |
| 1031 | |
| 1032 | p1 = sp[0]; p2 = sp[chan1]; |
| 1033 | |
| 1034 | dp[0 ] = p0*k0 + p1*k1; |
| 1035 | dp[chan1] = p1*k0 + p2*k1; |
| 1036 | |
| 1037 | sp += chan2; |
| 1038 | dp += chan2; |
| 1039 | } |
| 1040 | |
| 1041 | } else { |
| 1042 | #ifdef __SUNPRO_C |
| 1043 | #pragma pipeloop(0) |
| 1044 | #endif /* __SUNPRO_C */ |
| 1045 | for (i = 0; i <= (wid - 2); i += 2) { |
| 1046 | p0 = p2; |
| 1047 | |
| 1048 | p1 = sp[0]; p2 = sp[chan1]; |
| 1049 | |
| 1050 | dp[0 ] += p0*k0 + p1*k1; |
| 1051 | dp[chan1] += p1*k0 + p2*k1; |
| 1052 | |
| 1053 | sp += chan2; |
| 1054 | dp += chan2; |
| 1055 | } |
| 1056 | } |
| 1057 | } |
| 1058 | } |
| 1059 | } |
| 1060 | |
| 1061 | /* last pixels */ |
| 1062 | |
| 1063 | if (wid & 1) { |
| 1064 | DTYPE *sp0 = sl + i*chan1, s = 0; |
| 1065 | const DTYPE *pk = k; |
| 1066 | mlib_s32 x; |
| 1067 | |
| 1068 | for (l = 0; l < n; l++) { |
| 1069 | DTYPE *sp = sp0 + l*sll; |
| 1070 | |
| 1071 | for (x = 0; x < m; x++) s += sp[x*chan1] * (*pk++); |
| 1072 | } |
| 1073 | |
| 1074 | dp[0] = s; |
| 1075 | } |
| 1076 | |
| 1077 | /* next line */ |
| 1078 | sl += sll; |
| 1079 | dl += dll; |
| 1080 | } |
| 1081 | } |
| 1082 | |
| 1083 | #ifndef TYPE_DOUBLE |
| 1084 | |
| 1085 | if (k != k_arr) mlib_free(k); |
| 1086 | #endif /* TYPE_DOUBLE */ |
| 1087 | |
| 1088 | return MLIB_SUCCESS; |
| 1089 | } |
| 1090 | |
| 1091 | /***************************************************************/ |