1 /* 2 * Copyright (c) 2003, 2013, Oracle and/or its affiliates. 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. Oracle designates this 8 * particular file as subject to the "Classpath" exception as provided 9 * by Oracle 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 Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA 22 * or visit www.oracle.com if you need additional information or have any 23 * questions. 24 */ 25 26 27 /* 28 * FUNCTION 29 * Internal functions for mlib_ImageConv* on U8/S16/U16 type and 30 * MLIB_EDGE_SRC_EXTEND mask 31 */ 32 33 #include "mlib_image.h" 34 #include "mlib_ImageConv.h" 35 #include "mlib_c_ImageConv.h" 36 37 /* 38 * This define switches between functions of different data types 39 */ 40 41 #define IMG_TYPE 1 42 43 /***************************************************************/ 44 #if IMG_TYPE == 1 45 46 #define DTYPE mlib_u8 47 #define CONV_FUNC(KERN) mlib_c_conv##KERN##ext_u8(PARAM) 48 #define CONV_FUNC_MxN mlib_c_convMxNext_u8(PARAM_MxN) 49 #define CONV_FUNC_I(KERN) mlib_i_conv##KERN##ext_u8(PARAM) 50 #define CONV_FUNC_MxN_I mlib_i_convMxNext_u8(PARAM_MxN) 51 #define DSCALE (1 << 24) 52 #define FROM_S32(x) (((x) >> 24) ^ 128) 53 #define S64TOS32(x) (x) 54 #define SAT_OFF -(1u << 31) 55 56 #elif IMG_TYPE == 2 57 58 #define DTYPE mlib_s16 59 #define CONV_FUNC(KERN) mlib_conv##KERN##ext_s16(PARAM) 60 #define CONV_FUNC_MxN mlib_convMxNext_s16(PARAM_MxN) 61 #define CONV_FUNC_I(KERN) mlib_i_conv##KERN##ext_s16(PARAM) 62 #define CONV_FUNC_MxN_I mlib_i_convMxNext_s16(PARAM_MxN) 63 #define DSCALE 65536.0 64 #define FROM_S32(x) ((x) >> 16) 65 #define S64TOS32(x) ((x) & 0xffffffff) 66 #define SAT_OFF 67 68 #elif IMG_TYPE == 3 69 70 #define DTYPE mlib_u16 71 #define CONV_FUNC(KERN) mlib_conv##KERN##ext_u16(PARAM) 72 #define CONV_FUNC_MxN mlib_convMxNext_u16(PARAM_MxN) 73 #define CONV_FUNC_I(KERN) mlib_i_conv##KERN##ext_u16(PARAM) 74 #define CONV_FUNC_MxN_I mlib_i_convMxNext_u16(PARAM_MxN) 75 #define DSCALE 65536.0 76 #define FROM_S32(x) (((x) >> 16) ^ 0x8000) 77 #define S64TOS32(x) (x) 78 #define SAT_OFF -(1u << 31) 79 80 #endif /* IMG_TYPE == 1 */ 81 82 /***************************************************************/ 83 #define PARAM \ 84 mlib_image *dst, \ 85 const mlib_image *src, \ 86 mlib_s32 dx_l, \ 87 mlib_s32 dx_r, \ 88 mlib_s32 dy_t, \ 89 mlib_s32 dy_b, \ 90 const mlib_s32 *kern, \ 91 mlib_s32 scalef_expon, \ 92 mlib_s32 cmask 93 94 /***************************************************************/ 95 #define PARAM_MxN \ 96 mlib_image *dst, \ 97 const mlib_image *src, \ 98 const mlib_s32 *kernel, \ 99 mlib_s32 m, \ 100 mlib_s32 n, \ 101 mlib_s32 dx_l, \ 102 mlib_s32 dx_r, \ 103 mlib_s32 dy_t, \ 104 mlib_s32 dy_b, \ 105 mlib_s32 scale, \ 106 mlib_s32 cmask 107 108 /***************************************************************/ 109 #define FTYPE mlib_d64 110 111 #ifndef MLIB_USE_FTOI_CLAMPING 112 113 #define CLAMP_S32(x) \ 114 (((x) <= MLIB_S32_MIN) ? MLIB_S32_MIN : (((x) >= MLIB_S32_MAX) ? MLIB_S32_MAX : (mlib_s32)(x))) 115 116 #else 117 118 #define CLAMP_S32(x) ((mlib_s32)(x)) 119 120 #endif /* MLIB_USE_FTOI_CLAMPING */ 121 122 /***************************************************************/ 123 #define D2I(x) CLAMP_S32((x) SAT_OFF) 124 125 /***************************************************************/ 126 #ifdef _NO_LONGLONG 127 128 #define LOAD_BUFF(buff) \ 129 buff[i ] = sp[0]; \ 130 buff[i + 1] = sp[chan1] 131 132 #else /* _NO_LONGLONG */ 133 134 #ifdef _LITTLE_ENDIAN 135 136 #define LOAD_BUFF(buff) \ 137 *(mlib_s64*)(buff + i) = (((mlib_s64)sp[chan1]) << 32) | S64TOS32((mlib_s64)sp[0]) 138 139 #else /* _LITTLE_ENDIAN */ 140 141 #define LOAD_BUFF(buff) \ 142 *(mlib_s64*)(buff + i) = (((mlib_s64)sp[0]) << 32) | S64TOS32((mlib_s64)sp[chan1]) 143 144 #endif /* _LITTLE_ENDIAN */ 145 #endif /* _NO_LONGLONG */ 146 147 /***************************************************************/ 148 typedef union { 149 mlib_d64 d64; 150 struct { 151 mlib_s32 i0; 152 mlib_s32 i1; 153 } i32s; 154 } d64_2x32; 155 156 /***************************************************************/ 157 #define GET_SRC_DST_PARAMETERS(type) \ 158 hgt = mlib_ImageGetHeight(src); \ 159 wid = mlib_ImageGetWidth(src); \ 160 nchannel = mlib_ImageGetChannels(src); \ 161 sll = mlib_ImageGetStride(src) / sizeof(type); \ 162 dll = mlib_ImageGetStride(dst) / sizeof(type); \ 163 adr_src = (type *)mlib_ImageGetData(src); \ 164 adr_dst = (type *)mlib_ImageGetData(dst) 165 166 /***************************************************************/ 167 #if IMG_TYPE == 1 168 169 /* 170 * Test for the presence of any "1" bit in bits 171 8 to 31 of val. If present, then val is either 172 negative or >255. If over/underflows of 8 bits 173 are uncommon, then this technique can be a win, 174 since only a single test, rather than two, is 175 necessary to determine if clamping is needed. 176 On the other hand, if over/underflows are common, 177 it adds an extra test. 178 */ 179 #define CLAMP_STORE(dst, val) \ 180 if (val & 0xffffff00) { \ 181 if (val < MLIB_U8_MIN) \ 182 dst = MLIB_U8_MIN; \ 183 else \ 184 dst = MLIB_U8_MAX; \ 185 } else { \ 186 dst = (mlib_u8)val; \ 187 } 188 189 #elif IMG_TYPE == 2 190 191 #define CLAMP_STORE(dst, val) \ 192 if (val >= MLIB_S16_MAX) \ 193 dst = MLIB_S16_MAX; \ 194 else if (val <= MLIB_S16_MIN) \ 195 dst = MLIB_S16_MIN; \ 196 else \ 197 dst = (mlib_s16)val 198 199 #elif IMG_TYPE == 3 200 201 #define CLAMP_STORE(dst, val) \ 202 if (val >= MLIB_U16_MAX) \ 203 dst = MLIB_U16_MAX; \ 204 else if (val <= MLIB_U16_MIN) \ 205 dst = MLIB_U16_MIN; \ 206 else \ 207 dst = (mlib_u16)val 208 209 #endif /* IMG_TYPE == 1 */ 210 211 /***************************************************************/ 212 #define MAX_KER 7 213 #define MAX_N 15 214 #define BUFF_SIZE 1600 215 #define CACHE_SIZE (64*1024) 216 217 static mlib_status mlib_ImageConv1xN_ext(mlib_image *dst, 218 const mlib_image *src, 219 const mlib_d64 *k, 220 mlib_s32 n, 221 mlib_s32 dy_t, 222 mlib_s32 dy_b, 223 mlib_s32 cmask) 224 { 225 DTYPE *adr_src, *sl; 226 DTYPE *adr_dst, *dl, *dp; 227 FTYPE buff[BUFF_SIZE]; 228 FTYPE *buffd; 229 FTYPE *pbuff = buff; 230 const FTYPE *pk; 231 FTYPE k0, k1, k2, k3; 232 FTYPE p0, p1, p2, p3, p4; 233 FTYPE *sbuff; 234 mlib_s32 l, k_off, off, bsize; 235 mlib_s32 max_hsize, smax_hsize, shgt, hsize, kh; 236 mlib_s32 d0, d1, ii; 237 mlib_s32 wid, hgt, sll, dll; 238 mlib_s32 nchannel; 239 mlib_s32 i, j, c; 240 GET_SRC_DST_PARAMETERS(DTYPE); 241 242 max_hsize = ((CACHE_SIZE/sizeof(DTYPE))/sll) - (n - 1); 243 244 if (max_hsize < 1) max_hsize = 1; 245 if (max_hsize > hgt) max_hsize = hgt; 246 247 shgt = hgt + (n - 1); 248 smax_hsize = max_hsize + (n - 1); 249 250 bsize = 2 * (smax_hsize + 1); 251 252 if (bsize > BUFF_SIZE) { 253 pbuff = mlib_malloc(sizeof(FTYPE)*bsize); 254 255 if (pbuff == NULL) return MLIB_FAILURE; 256 } 257 258 sbuff = pbuff; 259 buffd = sbuff + smax_hsize; 260 261 shgt -= (dy_t + dy_b); 262 k_off = 0; 263 264 for (l = 0; l < hgt; l += hsize) { 265 hsize = hgt - l; 266 267 if (hsize > max_hsize) hsize = max_hsize; 268 269 smax_hsize = hsize + (n - 1); 270 271 for (c = 0; c < nchannel; c++) { 272 if (!(cmask & (1 << (nchannel - 1 - c)))) continue; 273 274 sl = adr_src + c; 275 dl = adr_dst + c; 276 277 #ifdef __SUNPRO_C 278 #pragma pipeloop(0) 279 #endif /* __SUNPRO_C */ 280 for (i = 0; i < hsize; i++) buffd[i] = 0.0; 281 282 for (j = 0; j < wid; j++) { 283 FTYPE *buff = sbuff; 284 285 for (i = k_off, ii = 0; (i < dy_t) && (ii < smax_hsize); i++, ii++) { 286 sbuff[i - k_off] = (FTYPE)sl[0]; 287 } 288 289 #ifdef __SUNPRO_C 290 #pragma pipeloop(0) 291 #endif /* __SUNPRO_C */ 292 for (; (i < shgt + dy_t) && (ii < smax_hsize); i++, ii++) { 293 sbuff[i - k_off] = (FTYPE)sl[(i - dy_t)*sll]; 294 } 295 296 for (; (i < shgt + dy_t + dy_b) && (ii < smax_hsize); i++, ii++) { 297 sbuff[i - k_off] = (FTYPE)sl[(shgt - 1)*sll]; 298 } 299 300 pk = k; 301 302 for (off = 0; off < (n - 4); off += 4) { 303 304 p2 = buff[0]; p3 = buff[1]; p4 = buff[2]; 305 k0 = pk[0]; k1 = pk[1]; k2 = pk[2]; k3 = pk[3]; 306 307 #ifdef __SUNPRO_C 308 #pragma pipeloop(0) 309 #endif /* __SUNPRO_C */ 310 for (i = 0; i < hsize; i += 2) { 311 p0 = p2; p1 = p3; p2 = p4; 312 313 p3 = buff[i + 3]; p4 = buff[i + 4]; 314 315 buffd[i ] += p0*k0 + p1*k1 + p2*k2 + p3*k3; 316 buffd[i + 1] += p1*k0 + p2*k1 + p3*k2 + p4*k3; 317 } 318 319 pk += 4; 320 buff += 4; 321 } 322 323 dp = dl; 324 kh = n - off; 325 326 if (kh == 4) { 327 p2 = buff[0]; p3 = buff[1]; p4 = buff[2]; 328 k0 = pk[0]; k1 = pk[1]; k2 = pk[2]; k3 = pk[3]; 329 330 #ifdef __SUNPRO_C 331 #pragma pipeloop(0) 332 #endif /* __SUNPRO_C */ 333 for (i = 0; i <= (hsize - 2); i += 2) { 334 p0 = p2; p1 = p3; p2 = p4; 335 336 p3 = buff[i + 3]; p4 = buff[i + 4]; 337 338 d0 = D2I(p0*k0 + p1*k1 + p2*k2 + p3*k3 + buffd[i ]); 339 d1 = D2I(p1*k0 + p2*k1 + p3*k2 + p4*k3 + buffd[i + 1]); 340 341 dp[0 ] = FROM_S32(d0); 342 dp[dll] = FROM_S32(d1); 343 344 buffd[i ] = 0.0; 345 buffd[i + 1] = 0.0; 346 347 dp += 2*dll; 348 } 349 350 if (i < hsize) { 351 p0 = p2; p1 = p3; p2 = p4; 352 p3 = buff[i + 3]; 353 d0 = D2I(p0*k0 + p1*k1 + p2*k2 + p3*k3 + buffd[i]); 354 dp[0] = FROM_S32(d0); 355 buffd[i] = 0.0; 356 } 357 358 } else if (kh == 3) { 359 360 p2 = buff[0]; p3 = buff[1]; 361 k0 = pk[0]; k1 = pk[1]; k2 = pk[2]; 362 363 #ifdef __SUNPRO_C 364 #pragma pipeloop(0) 365 #endif /* __SUNPRO_C */ 366 for (i = 0; i <= (hsize - 2); i += 2) { 367 p0 = p2; p1 = p3; 368 369 p2 = buff[i + 2]; p3 = buff[i + 3]; 370 371 d0 = D2I(p0*k0 + p1*k1 + p2*k2 + buffd[i ]); 372 d1 = D2I(p1*k0 + p2*k1 + p3*k2 + buffd[i + 1]); 373 374 dp[0 ] = FROM_S32(d0); 375 dp[dll] = FROM_S32(d1); 376 377 buffd[i ] = 0.0; 378 buffd[i + 1] = 0.0; 379 380 dp += 2*dll; 381 } 382 383 if (i < hsize) { 384 p0 = p2; p1 = p3; 385 p2 = buff[i + 2]; 386 d0 = D2I(p0*k0 + p1*k1 + p2*k2 + buffd[i]); 387 dp[0] = FROM_S32(d0); 388 389 buffd[i] = 0.0; 390 } 391 392 } else if (kh == 2) { 393 394 p2 = buff[0]; 395 k0 = pk[0]; k1 = pk[1]; 396 397 #ifdef __SUNPRO_C 398 #pragma pipeloop(0) 399 #endif /* __SUNPRO_C */ 400 for (i = 0; i <= (hsize - 2); i += 2) { 401 p0 = p2; 402 403 p1 = buff[i + 1]; p2 = buff[i + 2]; 404 405 d0 = D2I(p0*k0 + p1*k1 + buffd[i ]); 406 d1 = D2I(p1*k0 + p2*k1 + buffd[i + 1]); 407 408 dp[0 ] = FROM_S32(d0); 409 dp[dll] = FROM_S32(d1); 410 411 buffd[i ] = 0.0; 412 buffd[i + 1] = 0.0; 413 414 dp += 2*dll; 415 } 416 417 if (i < hsize) { 418 p0 = p2; 419 p1 = buff[i + 1]; 420 d0 = D2I(p0*k0 + p1*k1 + buffd[i]); 421 dp[0] = FROM_S32(d0); 422 423 buffd[i] = 0.0; 424 } 425 426 } else /* kh == 1 */{ 427 428 k0 = pk[0]; 429 430 #ifdef __SUNPRO_C 431 #pragma pipeloop(0) 432 #endif /* __SUNPRO_C */ 433 for (i = 0; i <= (hsize - 2); i += 2) { 434 p0 = buff[i]; p1 = buff[i + 1]; 435 436 d0 = D2I(p0*k0 + buffd[i ]); 437 d1 = D2I(p1*k0 + buffd[i + 1]); 438 439 dp[0 ] = FROM_S32(d0); 440 dp[dll] = FROM_S32(d1); 441 442 buffd[i ] = 0.0; 443 buffd[i + 1] = 0.0; 444 445 dp += 2*dll; 446 } 447 448 if (i < hsize) { 449 p0 = buff[i]; 450 d0 = D2I(p0*k0 + buffd[i]); 451 dp[0] = FROM_S32(d0); 452 453 buffd[i] = 0.0; 454 } 455 } 456 457 /* next line */ 458 sl += nchannel; 459 dl += nchannel; 460 } 461 } 462 463 k_off += max_hsize; 464 adr_dst += max_hsize*dll; 465 } 466 467 if (pbuff != buff) mlib_free(pbuff); 468 469 return MLIB_SUCCESS; 470 } 471 472 /***************************************************************/ 473 mlib_status CONV_FUNC_MxN 474 { 475 DTYPE *adr_src, *sl, *sp = NULL; 476 DTYPE *adr_dst, *dl, *dp = NULL; 477 FTYPE buff[BUFF_SIZE], *buffs_arr[2*(MAX_N + 1)]; 478 FTYPE **buffs = buffs_arr, *buffd; 479 FTYPE akernel[256], *k = akernel, fscale = DSCALE; 480 FTYPE *pbuff = buff; 481 FTYPE k0, k1, k2, k3, k4, k5, k6; 482 FTYPE p0, p1, p2, p3, p4, p5, p6, p7; 483 mlib_s32 *buffi; 484 mlib_s32 mn, l, off, kw, bsize, buff_ind; 485 mlib_s32 d0, d1; 486 mlib_s32 wid, hgt, sll, dll; 487 mlib_s32 nchannel, chan1, chan2; 488 mlib_s32 i, j, c, swid; 489 d64_2x32 dd; 490 mlib_status status = MLIB_SUCCESS; 491 492 GET_SRC_DST_PARAMETERS(DTYPE); 493 494 if (scale > 30) { 495 fscale *= 1.0/(1 << 30); 496 scale -= 30; 497 } 498 499 fscale /= (1 << scale); 500 501 mn = m*n; 502 503 if (mn > 256) { 504 k = mlib_malloc(mn*sizeof(mlib_d64)); 505 506 if (k == NULL) return MLIB_FAILURE; 507 } 508 509 for (i = 0; i < mn; i++) { 510 k[i] = kernel[i]*fscale; 511 } 512 513 if (m == 1) { 514 status = mlib_ImageConv1xN_ext(dst, src, k, n, dy_t, dy_b, cmask); 515 FREE_AND_RETURN_STATUS; 516 } 517 518 swid = wid + (m - 1); 519 520 bsize = (n + 3)*swid; 521 522 if ((bsize > BUFF_SIZE) || (n > MAX_N)) { 523 pbuff = mlib_malloc(sizeof(FTYPE)*bsize + sizeof(FTYPE *)*2*(n + 1)); 524 525 if (pbuff == NULL) { 526 status = MLIB_FAILURE; 527 FREE_AND_RETURN_STATUS; 528 } 529 buffs = (FTYPE **)(pbuff + bsize); 530 } 531 532 for (l = 0; l < (n + 1); l++) buffs[l] = pbuff + l*swid; 533 for (l = 0; l < (n + 1); l++) buffs[l + (n + 1)] = buffs[l]; 534 buffd = buffs[n] + swid; 535 buffi = (mlib_s32*)(buffd + swid); 536 537 chan1 = nchannel; 538 chan2 = chan1 + chan1; 539 540 swid -= (dx_l + dx_r); 541 542 for (c = 0; c < nchannel; c++) { 543 if (!(cmask & (1 << (chan1 - 1 - c)))) continue; 544 545 sl = adr_src + c; 546 dl = adr_dst + c; 547 548 for (l = 0; l < n; l++) { 549 FTYPE *buff = buffs[l]; 550 551 for (i = 0; i < dx_l; i++) { 552 buff[i] = (FTYPE)sl[0]; 553 } 554 555 #ifdef __SUNPRO_C 556 #pragma pipeloop(0) 557 #endif /* __SUNPRO_C */ 558 for (i = 0; i < swid; i++) { 559 buff[i + dx_l] = (FTYPE)sl[i*chan1]; 560 } 561 562 for (i = 0; i < dx_r; i++) { 563 buff[swid + dx_l + i] = buff[swid + dx_l - 1]; 564 } 565 566 if ((l >= dy_t) && (l < hgt + n - dy_b - 2)) sl += sll; 567 } 568 569 buff_ind = 0; 570 571 #ifdef __SUNPRO_C 572 #pragma pipeloop(0) 573 #endif /* __SUNPRO_C */ 574 for (i = 0; i < wid; i++) buffd[i] = 0.0; 575 576 for (j = 0; j < hgt; j++) { 577 FTYPE **buffc = buffs + buff_ind; 578 FTYPE *buffn = buffc[n]; 579 FTYPE *pk = k; 580 581 for (l = 0; l < n; l++) { 582 FTYPE *buff_l = buffc[l]; 583 584 for (off = 0; off < m;) { 585 FTYPE *buff = buff_l + off; 586 587 kw = m - off; 588 589 if (kw > 2*MAX_KER) kw = MAX_KER; else 590 if (kw > MAX_KER) kw = kw/2; 591 off += kw; 592 593 sp = sl; 594 dp = dl; 595 596 if (kw == 7) { 597 598 p2 = buff[0]; p3 = buff[1]; p4 = buff[2]; 599 p5 = buff[3]; p6 = buff[4]; p7 = buff[5]; 600 601 k0 = pk[0]; k1 = pk[1]; k2 = pk[2]; k3 = pk[3]; 602 k4 = pk[4]; k5 = pk[5]; k6 = pk[6]; 603 604 if (l < (n - 1) || off < m) { 605 #ifdef __SUNPRO_C 606 #pragma pipeloop(0) 607 #endif /* __SUNPRO_C */ 608 for (i = 0; i <= (wid - 2); i += 2) { 609 p0 = p2; p1 = p3; p2 = p4; p3 = p5; p4 = p6; p5 = p7; 610 611 p6 = buff[i + 6]; p7 = buff[i + 7]; 612 613 buffd[i ] += p0*k0 + p1*k1 + p2*k2 + p3*k3 + p4*k4 + p5*k5 + p6*k6; 614 buffd[i + 1] += p1*k0 + p2*k1 + p3*k2 + p4*k3 + p5*k4 + p6*k5 + p7*k6; 615 } 616 617 } else { 618 #ifdef __SUNPRO_C 619 #pragma pipeloop(0) 620 #endif /* __SUNPRO_C */ 621 for (i = 0; i <= (wid - 2); i += 2) { 622 p0 = p2; p1 = p3; p2 = p4; p3 = p5; p4 = p6; p5 = p7; 623 624 p6 = buff[i + 6]; p7 = buff[i + 7]; 625 626 LOAD_BUFF(buffi); 627 628 dd.d64 = *(FTYPE *)(buffi + i); 629 buffn[i + dx_l ] = (FTYPE)dd.i32s.i0; 630 buffn[i + dx_l + 1] = (FTYPE)dd.i32s.i1; 631 632 d0 = D2I(p0*k0 + p1*k1 + p2*k2 + p3*k3 + p4*k4 + p5*k5 + p6*k6 + buffd[i ]); 633 d1 = D2I(p1*k0 + p2*k1 + p3*k2 + p4*k3 + p5*k4 + p6*k5 + p7*k6 + buffd[i + 1]); 634 635 dp[0 ] = FROM_S32(d0); 636 dp[chan1] = FROM_S32(d1); 637 638 buffd[i ] = 0.0; 639 buffd[i + 1] = 0.0; 640 641 sp += chan2; 642 dp += chan2; 643 } 644 } 645 646 } else if (kw == 6) { 647 648 p2 = buff[0]; p3 = buff[1]; p4 = buff[2]; 649 p5 = buff[3]; p6 = buff[4]; 650 651 k0 = pk[0]; k1 = pk[1]; k2 = pk[2]; k3 = pk[3]; 652 k4 = pk[4]; k5 = pk[5]; 653 654 if (l < (n - 1) || off < m) { 655 #ifdef __SUNPRO_C 656 #pragma pipeloop(0) 657 #endif /* __SUNPRO_C */ 658 for (i = 0; i <= (wid - 2); i += 2) { 659 p0 = p2; p1 = p3; p2 = p4; p3 = p5; p4 = p6; 660 661 p5 = buff[i + 5]; p6 = buff[i + 6]; 662 663 buffd[i ] += p0*k0 + p1*k1 + p2*k2 + p3*k3 + p4*k4 + p5*k5; 664 buffd[i + 1] += p1*k0 + p2*k1 + p3*k2 + p4*k3 + p5*k4 + p6*k5; 665 } 666 667 } else { 668 #ifdef __SUNPRO_C 669 #pragma pipeloop(0) 670 #endif /* __SUNPRO_C */ 671 for (i = 0; i <= (wid - 2); i += 2) { 672 p0 = p2; p1 = p3; p2 = p4; p3 = p5; p4 = p6; 673 674 p5 = buff[i + 5]; p6 = buff[i + 6]; 675 676 LOAD_BUFF(buffi); 677 678 dd.d64 = *(FTYPE *)(buffi + i); 679 buffn[i + dx_l ] = (FTYPE)dd.i32s.i0; 680 buffn[i + dx_l + 1] = (FTYPE)dd.i32s.i1; 681 682 d0 = D2I(p0*k0 + p1*k1 + p2*k2 + p3*k3 + p4*k4 + p5*k5 + buffd[i ]); 683 d1 = D2I(p1*k0 + p2*k1 + p3*k2 + p4*k3 + p5*k4 + p6*k5 + buffd[i + 1]); 684 685 dp[0 ] = FROM_S32(d0); 686 dp[chan1] = FROM_S32(d1); 687 688 buffd[i ] = 0.0; 689 buffd[i + 1] = 0.0; 690 691 sp += chan2; 692 dp += chan2; 693 } 694 } 695 696 } else if (kw == 5) { 697 698 p2 = buff[0]; p3 = buff[1]; p4 = buff[2]; 699 p5 = buff[3]; 700 701 k0 = pk[0]; k1 = pk[1]; k2 = pk[2]; k3 = pk[3]; 702 k4 = pk[4]; 703 704 if (l < (n - 1) || off < m) { 705 #ifdef __SUNPRO_C 706 #pragma pipeloop(0) 707 #endif /* __SUNPRO_C */ 708 for (i = 0; i <= (wid - 2); i += 2) { 709 p0 = p2; p1 = p3; p2 = p4; p3 = p5; 710 711 p4 = buff[i + 4]; p5 = buff[i + 5]; 712 713 buffd[i ] += p0*k0 + p1*k1 + p2*k2 + p3*k3 + p4*k4; 714 buffd[i + 1] += p1*k0 + p2*k1 + p3*k2 + p4*k3 + p5*k4; 715 } 716 717 } else { 718 #ifdef __SUNPRO_C 719 #pragma pipeloop(0) 720 #endif /* __SUNPRO_C */ 721 for (i = 0; i <= (wid - 2); i += 2) { 722 p0 = p2; p1 = p3; p2 = p4; p3 = p5; 723 724 p4 = buff[i + 4]; p5 = buff[i + 5]; 725 726 LOAD_BUFF(buffi); 727 728 dd.d64 = *(FTYPE *)(buffi + i); 729 buffn[i + dx_l ] = (FTYPE)dd.i32s.i0; 730 buffn[i + dx_l + 1] = (FTYPE)dd.i32s.i1; 731 732 d0 = D2I(p0*k0 + p1*k1 + p2*k2 + p3*k3 + p4*k4 + buffd[i ]); 733 d1 = D2I(p1*k0 + p2*k1 + p3*k2 + p4*k3 + p5*k4 + buffd[i + 1]); 734 735 dp[0 ] = FROM_S32(d0); 736 dp[chan1] = FROM_S32(d1); 737 738 buffd[i ] = 0.0; 739 buffd[i + 1] = 0.0; 740 741 sp += chan2; 742 dp += chan2; 743 } 744 } 745 746 } else if (kw == 4) { 747 748 p2 = buff[0]; p3 = buff[1]; p4 = buff[2]; 749 750 k0 = pk[0]; k1 = pk[1]; k2 = pk[2]; k3 = pk[3]; 751 752 if (l < (n - 1) || off < m) { 753 #ifdef __SUNPRO_C 754 #pragma pipeloop(0) 755 #endif /* __SUNPRO_C */ 756 for (i = 0; i <= (wid - 2); i += 2) { 757 p0 = p2; p1 = p3; p2 = p4; 758 759 p3 = buff[i + 3]; p4 = buff[i + 4]; 760 761 buffd[i ] += p0*k0 + p1*k1 + p2*k2 + p3*k3; 762 buffd[i + 1] += p1*k0 + p2*k1 + p3*k2 + p4*k3; 763 } 764 765 } else { 766 #ifdef __SUNPRO_C 767 #pragma pipeloop(0) 768 #endif /* __SUNPRO_C */ 769 for (i = 0; i <= (wid - 2); i += 2) { 770 p0 = p2; p1 = p3; p2 = p4; 771 772 p3 = buff[i + 3]; p4 = buff[i + 4]; 773 774 LOAD_BUFF(buffi); 775 776 dd.d64 = *(FTYPE *)(buffi + i); 777 buffn[i + dx_l ] = (FTYPE)dd.i32s.i0; 778 buffn[i + dx_l + 1] = (FTYPE)dd.i32s.i1; 779 780 d0 = D2I(p0*k0 + p1*k1 + p2*k2 + p3*k3 + buffd[i ]); 781 d1 = D2I(p1*k0 + p2*k1 + p3*k2 + p4*k3 + buffd[i + 1]); 782 783 dp[0 ] = FROM_S32(d0); 784 dp[chan1] = FROM_S32(d1); 785 786 buffd[i ] = 0.0; 787 buffd[i + 1] = 0.0; 788 789 sp += chan2; 790 dp += chan2; 791 } 792 } 793 794 } else if (kw == 3) { 795 796 p2 = buff[0]; p3 = buff[1]; 797 k0 = pk[0]; k1 = pk[1]; k2 = pk[2]; 798 799 if (l < (n - 1) || off < m) { 800 #ifdef __SUNPRO_C 801 #pragma pipeloop(0) 802 #endif /* __SUNPRO_C */ 803 for (i = 0; i <= (wid - 2); i += 2) { 804 p0 = p2; p1 = p3; 805 806 p2 = buff[i + 2]; p3 = buff[i + 3]; 807 808 buffd[i ] += p0*k0 + p1*k1 + p2*k2; 809 buffd[i + 1] += p1*k0 + p2*k1 + p3*k2; 810 } 811 812 } else { 813 #ifdef __SUNPRO_C 814 #pragma pipeloop(0) 815 #endif /* __SUNPRO_C */ 816 for (i = 0; i <= (wid - 2); i += 2) { 817 p0 = p2; p1 = p3; 818 819 p2 = buff[i + 2]; p3 = buff[i + 3]; 820 821 LOAD_BUFF(buffi); 822 823 dd.d64 = *(FTYPE *)(buffi + i); 824 buffn[i + dx_l ] = (FTYPE)dd.i32s.i0; 825 buffn[i + dx_l + 1] = (FTYPE)dd.i32s.i1; 826 827 d0 = D2I(p0*k0 + p1*k1 + p2*k2 + buffd[i ]); 828 d1 = D2I(p1*k0 + p2*k1 + p3*k2 + buffd[i + 1]); 829 830 dp[0 ] = FROM_S32(d0); 831 dp[chan1] = FROM_S32(d1); 832 833 buffd[i ] = 0.0; 834 buffd[i + 1] = 0.0; 835 836 sp += chan2; 837 dp += chan2; 838 } 839 } 840 841 } else /* if (kw == 2) */ { 842 843 p2 = buff[0]; 844 k0 = pk[0]; k1 = pk[1]; 845 846 if (l < (n - 1) || off < m) { 847 #ifdef __SUNPRO_C 848 #pragma pipeloop(0) 849 #endif /* __SUNPRO_C */ 850 for (i = 0; i <= (wid - 2); i += 2) { 851 p0 = p2; 852 853 p1 = buff[i + 1]; p2 = buff[i + 2]; 854 855 buffd[i ] += p0*k0 + p1*k1; 856 buffd[i + 1] += p1*k0 + p2*k1; 857 } 858 859 } else { 860 #ifdef __SUNPRO_C 861 #pragma pipeloop(0) 862 #endif /* __SUNPRO_C */ 863 for (i = 0; i <= (wid - 2); i += 2) { 864 p0 = p2; 865 866 p1 = buff[i + 1]; p2 = buff[i + 2]; 867 868 LOAD_BUFF(buffi); 869 870 dd.d64 = *(FTYPE *)(buffi + i); 871 buffn[i + dx_l ] = (FTYPE)dd.i32s.i0; 872 buffn[i + dx_l + 1] = (FTYPE)dd.i32s.i1; 873 874 d0 = D2I(p0*k0 + p1*k1 + buffd[i ]); 875 d1 = D2I(p1*k0 + p2*k1 + buffd[i + 1]); 876 877 dp[0 ] = FROM_S32(d0); 878 dp[chan1] = FROM_S32(d1); 879 880 buffd[i ] = 0.0; 881 buffd[i + 1] = 0.0; 882 883 sp += chan2; 884 dp += chan2; 885 } 886 } 887 } 888 889 pk += kw; 890 } 891 } 892 893 /* last pixels */ 894 for (; i < wid; i++) { 895 FTYPE *pk = k, s = 0; 896 mlib_s32 x, d0; 897 898 for (l = 0; l < n; l++) { 899 FTYPE *buff = buffc[l] + i; 900 901 for (x = 0; x < m; x++) s += buff[x] * (*pk++); 902 } 903 904 d0 = D2I(s); 905 dp[0] = FROM_S32(d0); 906 907 buffn[i + dx_l] = (FTYPE)sp[0]; 908 909 sp += chan1; 910 dp += chan1; 911 } 912 913 for (; i < swid; i++) { 914 buffn[i + dx_l] = (FTYPE)sp[0]; 915 sp += chan1; 916 } 917 918 for (i = 0; i < dx_l; i++) buffn[i] = buffn[dx_l]; 919 for (i = 0; i < dx_r; i++) buffn[swid + dx_l + i] = buffn[swid + dx_l - 1]; 920 921 /* next line */ 922 923 if (j < hgt - dy_b - 2) sl += sll; 924 dl += dll; 925 926 buff_ind++; 927 928 if (buff_ind >= n + 1) buff_ind = 0; 929 } 930 } 931 932 FREE_AND_RETURN_STATUS; 933 } 934 935 /***************************************************************/ 936 /* for x86, using integer multiplies is faster */ 937 938 #define STORE_RES(res, x) \ 939 x >>= shift2; \ 940 CLAMP_STORE(res, x) 941 942 mlib_status CONV_FUNC_MxN_I 943 { 944 DTYPE *adr_src, *sl, *sp = NULL; 945 DTYPE *adr_dst, *dl, *dp = NULL; 946 mlib_s32 buff[BUFF_SIZE], *buffs_arr[2*(MAX_N + 1)]; 947 mlib_s32 *pbuff = buff; 948 mlib_s32 **buffs = buffs_arr, *buffd; 949 mlib_s32 l, off, kw, bsize, buff_ind; 950 mlib_s32 d0, d1, shift1, shift2; 951 mlib_s32 k0, k1, k2, k3, k4, k5, k6; 952 mlib_s32 p0, p1, p2, p3, p4, p5, p6, p7; 953 mlib_s32 wid, hgt, sll, dll; 954 mlib_s32 nchannel, chan1; 955 mlib_s32 i, j, c, swid; 956 mlib_s32 chan2; 957 mlib_s32 k_locl[MAX_N*MAX_N], *k = k_locl; 958 GET_SRC_DST_PARAMETERS(DTYPE); 959 960 #if IMG_TYPE != 1 961 shift1 = 16; 962 #else 963 shift1 = 8; 964 #endif /* IMG_TYPE != 1 */ 965 shift2 = scale - shift1; 966 967 chan1 = nchannel; 968 chan2 = chan1 + chan1; 969 970 swid = wid + (m - 1); 971 972 bsize = (n + 2)*swid; 973 974 if ((bsize > BUFF_SIZE) || (n > MAX_N)) { 975 pbuff = mlib_malloc(sizeof(mlib_s32)*bsize + sizeof(mlib_s32 *)*2*(n + 1)); 976 977 if (pbuff == NULL) return MLIB_FAILURE; 978 buffs = (mlib_s32 **)(pbuff + bsize); 979 } 980 981 for (l = 0; l < (n + 1); l++) buffs[l] = pbuff + l*swid; 982 for (l = 0; l < (n + 1); l++) buffs[l + (n + 1)] = buffs[l]; 983 buffd = buffs[n] + swid; 984 985 if (m*n > MAX_N*MAX_N) { 986 k = mlib_malloc(sizeof(mlib_s32)*(m*n)); 987 988 if (k == NULL) { 989 if (pbuff != buff) mlib_free(pbuff); 990 return MLIB_FAILURE; 991 } 992 } 993 994 for (i = 0; i < m*n; i++) { 995 k[i] = kernel[i] >> shift1; 996 } 997 998 swid -= (dx_l + dx_r); 999 1000 for (c = 0; c < nchannel; c++) { 1001 if (!(cmask & (1 << (nchannel - 1 - c)))) continue; 1002 1003 sl = adr_src + c; 1004 dl = adr_dst + c; 1005 1006 for (l = 0; l < n; l++) { 1007 mlib_s32 *buff = buffs[l]; 1008 1009 for (i = 0; i < dx_l; i++) { 1010 buff[i] = (mlib_s32)sl[0]; 1011 } 1012 1013 #ifdef __SUNPRO_C 1014 #pragma pipeloop(0) 1015 #endif /* __SUNPRO_C */ 1016 for (i = 0; i < swid; i++) { 1017 buff[i + dx_l] = (mlib_s32)sl[i*chan1]; 1018 } 1019 1020 for (i = 0; i < dx_r; i++) { 1021 buff[swid + dx_l + i] = buff[swid + dx_l - 1]; 1022 } 1023 1024 if ((l >= dy_t) && (l < hgt + n - dy_b - 2)) sl += sll; 1025 } 1026 1027 buff_ind = 0; 1028 1029 #ifdef __SUNPRO_C 1030 #pragma pipeloop(0) 1031 #endif /* __SUNPRO_C */ 1032 for (i = 0; i < wid; i++) buffd[i] = 0; 1033 1034 for (j = 0; j < hgt; j++) { 1035 mlib_s32 **buffc = buffs + buff_ind; 1036 mlib_s32 *buffn = buffc[n]; 1037 mlib_s32 *pk = k; 1038 1039 for (l = 0; l < n; l++) { 1040 mlib_s32 *buff_l = buffc[l]; 1041 1042 for (off = 0; off < m;) { 1043 mlib_s32 *buff = buff_l + off; 1044 1045 sp = sl; 1046 dp = dl; 1047 1048 kw = m - off; 1049 1050 if (kw > 2*MAX_KER) kw = MAX_KER; else 1051 if (kw > MAX_KER) kw = kw/2; 1052 off += kw; 1053 1054 if (kw == 7) { 1055 1056 p2 = buff[0]; p3 = buff[1]; p4 = buff[2]; 1057 p5 = buff[3]; p6 = buff[4]; p7 = buff[5]; 1058 1059 k0 = pk[0]; k1 = pk[1]; k2 = pk[2]; k3 = pk[3]; 1060 k4 = pk[4]; k5 = pk[5]; k6 = pk[6]; 1061 1062 if (l < (n - 1) || off < m) { 1063 #ifdef __SUNPRO_C 1064 #pragma pipeloop(0) 1065 #endif /* __SUNPRO_C */ 1066 for (i = 0; i <= (wid - 2); i += 2) { 1067 p0 = p2; p1 = p3; p2 = p4; p3 = p5; p4 = p6; p5 = p7; 1068 1069 p6 = buff[i + 6]; p7 = buff[i + 7]; 1070 1071 buffd[i ] += p0*k0 + p1*k1 + p2*k2 + p3*k3 + p4*k4 + p5*k5 + p6*k6; 1072 buffd[i + 1] += p1*k0 + p2*k1 + p3*k2 + p4*k3 + p5*k4 + p6*k5 + p7*k6; 1073 } 1074 1075 } else { 1076 #ifdef __SUNPRO_C 1077 #pragma pipeloop(0) 1078 #endif /* __SUNPRO_C */ 1079 for (i = 0; i <= (wid - 2); i += 2) { 1080 p0 = p2; p1 = p3; p2 = p4; p3 = p5; p4 = p6; p5 = p7; 1081 1082 p6 = buff[i + 6]; p7 = buff[i + 7]; 1083 1084 buffn[i + dx_l ] = (mlib_s32)sp[0]; 1085 buffn[i + dx_l + 1] = (mlib_s32)sp[chan1]; 1086 1087 d0 = (p0*k0 + p1*k1 + p2*k2 + p3*k3 + p4*k4 + p5*k5 + p6*k6 + buffd[i ]); 1088 d1 = (p1*k0 + p2*k1 + p3*k2 + p4*k3 + p5*k4 + p6*k5 + p7*k6 + buffd[i + 1]); 1089 1090 STORE_RES(dp[0 ], d0); 1091 STORE_RES(dp[chan1], d1); 1092 1093 buffd[i ] = 0; 1094 buffd[i + 1] = 0; 1095 1096 sp += chan2; 1097 dp += chan2; 1098 } 1099 } 1100 1101 } else if (kw == 6) { 1102 1103 p2 = buff[0]; p3 = buff[1]; p4 = buff[2]; 1104 p5 = buff[3]; p6 = buff[4]; 1105 1106 k0 = pk[0]; k1 = pk[1]; k2 = pk[2]; k3 = pk[3]; 1107 k4 = pk[4]; k5 = pk[5]; 1108 1109 if (l < (n - 1) || off < m) { 1110 #ifdef __SUNPRO_C 1111 #pragma pipeloop(0) 1112 #endif /* __SUNPRO_C */ 1113 for (i = 0; i <= (wid - 2); i += 2) { 1114 p0 = p2; p1 = p3; p2 = p4; p3 = p5; p4 = p6; 1115 1116 p5 = buff[i + 5]; p6 = buff[i + 6]; 1117 1118 buffd[i ] += p0*k0 + p1*k1 + p2*k2 + p3*k3 + p4*k4 + p5*k5; 1119 buffd[i + 1] += p1*k0 + p2*k1 + p3*k2 + p4*k3 + p5*k4 + p6*k5; 1120 } 1121 1122 } else { 1123 #ifdef __SUNPRO_C 1124 #pragma pipeloop(0) 1125 #endif /* __SUNPRO_C */ 1126 for (i = 0; i <= (wid - 2); i += 2) { 1127 p0 = p2; p1 = p3; p2 = p4; p3 = p5; p4 = p6; 1128 1129 p5 = buff[i + 5]; p6 = buff[i + 6]; 1130 1131 buffn[i + dx_l ] = (mlib_s32)sp[0]; 1132 buffn[i + dx_l + 1] = (mlib_s32)sp[chan1]; 1133 1134 d0 = (p0*k0 + p1*k1 + p2*k2 + p3*k3 + p4*k4 + p5*k5 + buffd[i ]); 1135 d1 = (p1*k0 + p2*k1 + p3*k2 + p4*k3 + p5*k4 + p6*k5 + buffd[i + 1]); 1136 1137 STORE_RES(dp[0 ], d0); 1138 STORE_RES(dp[chan1], d1); 1139 1140 buffd[i ] = 0; 1141 buffd[i + 1] = 0; 1142 1143 sp += chan2; 1144 dp += chan2; 1145 } 1146 } 1147 1148 } else if (kw == 5) { 1149 1150 p2 = buff[0]; p3 = buff[1]; p4 = buff[2]; 1151 p5 = buff[3]; 1152 1153 k0 = pk[0]; k1 = pk[1]; k2 = pk[2]; k3 = pk[3]; 1154 k4 = pk[4]; 1155 1156 if (l < (n - 1) || off < m) { 1157 #ifdef __SUNPRO_C 1158 #pragma pipeloop(0) 1159 #endif /* __SUNPRO_C */ 1160 for (i = 0; i <= (wid - 2); i += 2) { 1161 p0 = p2; p1 = p3; p2 = p4; p3 = p5; 1162 1163 p4 = buff[i + 4]; p5 = buff[i + 5]; 1164 1165 buffd[i ] += p0*k0 + p1*k1 + p2*k2 + p3*k3 + p4*k4; 1166 buffd[i + 1] += p1*k0 + p2*k1 + p3*k2 + p4*k3 + p5*k4; 1167 } 1168 1169 } else { 1170 #ifdef __SUNPRO_C 1171 #pragma pipeloop(0) 1172 #endif /* __SUNPRO_C */ 1173 for (i = 0; i <= (wid - 2); i += 2) { 1174 p0 = p2; p1 = p3; p2 = p4; p3 = p5; 1175 1176 p4 = buff[i + 4]; p5 = buff[i + 5]; 1177 1178 buffn[i + dx_l ] = (mlib_s32)sp[0]; 1179 buffn[i + dx_l + 1] = (mlib_s32)sp[chan1]; 1180 1181 d0 = (p0*k0 + p1*k1 + p2*k2 + p3*k3 + p4*k4 + buffd[i ]); 1182 d1 = (p1*k0 + p2*k1 + p3*k2 + p4*k3 + p5*k4 + buffd[i + 1]); 1183 1184 STORE_RES(dp[0 ], d0); 1185 STORE_RES(dp[chan1], d1); 1186 1187 buffd[i ] = 0; 1188 buffd[i + 1] = 0; 1189 1190 sp += chan2; 1191 dp += chan2; 1192 } 1193 } 1194 1195 } else if (kw == 4) { 1196 1197 p2 = buff[0]; p3 = buff[1]; p4 = buff[2]; 1198 1199 k0 = pk[0]; k1 = pk[1]; k2 = pk[2]; k3 = pk[3]; 1200 1201 if (l < (n - 1) || off < m) { 1202 #ifdef __SUNPRO_C 1203 #pragma pipeloop(0) 1204 #endif /* __SUNPRO_C */ 1205 for (i = 0; i <= (wid - 2); i += 2) { 1206 p0 = p2; p1 = p3; p2 = p4; 1207 1208 p3 = buff[i + 3]; p4 = buff[i + 4]; 1209 1210 buffd[i ] += p0*k0 + p1*k1 + p2*k2 + p3*k3; 1211 buffd[i + 1] += p1*k0 + p2*k1 + p3*k2 + p4*k3; 1212 } 1213 1214 } else { 1215 #ifdef __SUNPRO_C 1216 #pragma pipeloop(0) 1217 #endif /* __SUNPRO_C */ 1218 for (i = 0; i <= (wid - 2); i += 2) { 1219 p0 = p2; p1 = p3; p2 = p4; 1220 1221 p3 = buff[i + 3]; p4 = buff[i + 4]; 1222 1223 buffn[i + dx_l ] = (mlib_s32)sp[0]; 1224 buffn[i + dx_l + 1] = (mlib_s32)sp[chan1]; 1225 1226 d0 = (p0*k0 + p1*k1 + p2*k2 + p3*k3 + buffd[i ]); 1227 d1 = (p1*k0 + p2*k1 + p3*k2 + p4*k3 + buffd[i + 1]); 1228 1229 STORE_RES(dp[0 ], d0); 1230 STORE_RES(dp[chan1], d1); 1231 1232 buffd[i ] = 0; 1233 buffd[i + 1] = 0; 1234 1235 sp += chan2; 1236 dp += chan2; 1237 } 1238 } 1239 1240 } else if (kw == 3) { 1241 1242 p2 = buff[0]; p3 = buff[1]; 1243 k0 = pk[0]; k1 = pk[1]; k2 = pk[2]; 1244 1245 if (l < (n - 1) || off < m) { 1246 #ifdef __SUNPRO_C 1247 #pragma pipeloop(0) 1248 #endif /* __SUNPRO_C */ 1249 for (i = 0; i <= (wid - 2); i += 2) { 1250 p0 = p2; p1 = p3; 1251 1252 p2 = buff[i + 2]; p3 = buff[i + 3]; 1253 1254 buffd[i ] += p0*k0 + p1*k1 + p2*k2; 1255 buffd[i + 1] += p1*k0 + p2*k1 + p3*k2; 1256 } 1257 1258 } else { 1259 #ifdef __SUNPRO_C 1260 #pragma pipeloop(0) 1261 #endif /* __SUNPRO_C */ 1262 for (i = 0; i <= (wid - 2); i += 2) { 1263 p0 = p2; p1 = p3; 1264 1265 p2 = buff[i + 2]; p3 = buff[i + 3]; 1266 1267 buffn[i + dx_l ] = (mlib_s32)sp[0]; 1268 buffn[i + dx_l + 1] = (mlib_s32)sp[chan1]; 1269 1270 d0 = (p0*k0 + p1*k1 + p2*k2 + buffd[i ]); 1271 d1 = (p1*k0 + p2*k1 + p3*k2 + buffd[i + 1]); 1272 1273 STORE_RES(dp[0 ], d0); 1274 STORE_RES(dp[chan1], d1); 1275 1276 buffd[i ] = 0; 1277 buffd[i + 1] = 0; 1278 1279 sp += chan2; 1280 dp += chan2; 1281 } 1282 } 1283 1284 } else if (kw == 2) { 1285 1286 p2 = buff[0]; 1287 k0 = pk[0]; k1 = pk[1]; 1288 1289 if (l < (n - 1) || off < m) { 1290 #ifdef __SUNPRO_C 1291 #pragma pipeloop(0) 1292 #endif /* __SUNPRO_C */ 1293 for (i = 0; i <= (wid - 2); i += 2) { 1294 p0 = p2; 1295 1296 p1 = buff[i + 1]; p2 = buff[i + 2]; 1297 1298 buffd[i ] += p0*k0 + p1*k1; 1299 buffd[i + 1] += p1*k0 + p2*k1; 1300 } 1301 1302 } else { 1303 #ifdef __SUNPRO_C 1304 #pragma pipeloop(0) 1305 #endif /* __SUNPRO_C */ 1306 for (i = 0; i <= (wid - 2); i += 2) { 1307 p0 = p2; 1308 1309 p1 = buff[i + 1]; p2 = buff[i + 2]; 1310 1311 buffn[i + dx_l ] = (mlib_s32)sp[0]; 1312 buffn[i + dx_l + 1] = (mlib_s32)sp[chan1]; 1313 1314 d0 = (p0*k0 + p1*k1 + buffd[i ]); 1315 d1 = (p1*k0 + p2*k1 + buffd[i + 1]); 1316 1317 STORE_RES(dp[0 ], d0); 1318 STORE_RES(dp[chan1], d1); 1319 1320 buffd[i ] = 0; 1321 buffd[i + 1] = 0; 1322 1323 sp += chan2; 1324 dp += chan2; 1325 } 1326 } 1327 1328 } else /* kw == 1 */{ 1329 1330 k0 = pk[0]; 1331 1332 if (l < (n - 1) || off < m) { 1333 #ifdef __SUNPRO_C 1334 #pragma pipeloop(0) 1335 #endif /* __SUNPRO_C */ 1336 for (i = 0; i <= (wid - 2); i += 2) { 1337 p0 = buff[i]; p1 = buff[i + 1]; 1338 1339 buffd[i ] += p0*k0; 1340 buffd[i + 1] += p1*k0; 1341 } 1342 1343 } else { 1344 #ifdef __SUNPRO_C 1345 #pragma pipeloop(0) 1346 #endif /* __SUNPRO_C */ 1347 for (i = 0; i <= (wid - 2); i += 2) { 1348 p0 = buff[i]; p1 = buff[i + 1]; 1349 1350 buffn[i + dx_l ] = (mlib_s32)sp[0]; 1351 buffn[i + dx_l + 1] = (mlib_s32)sp[chan1]; 1352 1353 d0 = (p0*k0 + buffd[i ]); 1354 d1 = (p1*k0 + buffd[i + 1]); 1355 1356 STORE_RES(dp[0 ], d0); 1357 STORE_RES(dp[chan1], d1); 1358 1359 buffd[i ] = 0; 1360 buffd[i + 1] = 0; 1361 1362 sp += chan2; 1363 dp += chan2; 1364 } 1365 } 1366 } 1367 1368 pk += kw; 1369 } 1370 } 1371 1372 /* last pixels */ 1373 for (; i < wid; i++) { 1374 mlib_s32 *pk = k, x, s = 0; 1375 1376 for (l = 0; l < n; l++) { 1377 mlib_s32 *buff = buffc[l] + i; 1378 1379 for (x = 0; x < m; x++) s += buff[x] * (*pk++); 1380 } 1381 1382 STORE_RES(dp[0], s); 1383 1384 buffn[i + dx_l] = (mlib_s32)sp[0]; 1385 1386 sp += chan1; 1387 dp += chan1; 1388 } 1389 1390 for (; i < swid; i++) { 1391 buffn[i + dx_l] = (mlib_s32)sp[0]; 1392 sp += chan1; 1393 } 1394 1395 for (i = 0; i < dx_l; i++) buffn[i] = buffn[dx_l]; 1396 for (i = 0; i < dx_r; i++) buffn[swid + dx_l + i] = buffn[swid + dx_l - 1]; 1397 1398 /* next line */ 1399 1400 if (j < hgt - dy_b - 2) sl += sll; 1401 dl += dll; 1402 1403 buff_ind++; 1404 1405 if (buff_ind >= n + 1) buff_ind = 0; 1406 } 1407 } 1408 1409 if (pbuff != buff) mlib_free(pbuff); 1410 if (k != k_locl) mlib_free(k); 1411 1412 return MLIB_SUCCESS; 1413 } 1414 1415 /***************************************************************/