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 3 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 _LITTLE_ENDIAN 127 128#define STORE2(res0, res1) \ 129 dp[0 ] = res1; \ 130 dp[chan1] = res0 131 132#else 133 134#define STORE2(res0, res1) \ 135 dp[0 ] = res0; \ 136 dp[chan1] = res1 137 138#endif /* _LITTLE_ENDIAN */ 139 140/***************************************************************/ 141#ifdef _NO_LONGLONG 142 143#define LOAD_BUFF(buff) \ 144 buff[i ] = sp[0]; \ 145 buff[i + 1] = sp[chan1] 146 147#else /* _NO_LONGLONG */ 148 149#ifdef _LITTLE_ENDIAN 150 151#define LOAD_BUFF(buff) \ 152 *(mlib_s64*)(buff + i) = (((mlib_s64)sp[chan1]) << 32) | S64TOS32((mlib_s64)sp[0]) 153 154#else /* _LITTLE_ENDIAN */ 155 156#define LOAD_BUFF(buff) \ 157 *(mlib_s64*)(buff + i) = (((mlib_s64)sp[0]) << 32) | S64TOS32((mlib_s64)sp[chan1]) 158 159#endif /* _LITTLE_ENDIAN */ 160#endif /* _NO_LONGLONG */ 161 162/***************************************************************/ 163typedef union { 164 mlib_d64 d64; 165 struct { 166 mlib_s32 i0; 167 mlib_s32 i1; 168 } i32s; 169} d64_2x32; 170 171/***************************************************************/ 172#define DEF_VARS(type) \ 173 type *adr_src, *sl, *sp, *sl1; \ 174 type *adr_dst, *dl, *dp; \ 175 FTYPE *pbuff = buff; \ 176 mlib_s32 *buffi, *buffo; \ 177 mlib_s32 wid, hgt, sll, dll; \ 178 mlib_s32 nchannel, chan1, chan2; \ 179 mlib_s32 i, j, c, swid 180 181/***************************************************************/ 182#define GET_SRC_DST_PARAMETERS(type) \ 183 hgt = mlib_ImageGetHeight(src); \ 184 wid = mlib_ImageGetWidth(src); \ 185 nchannel = mlib_ImageGetChannels(src); \ 186 sll = mlib_ImageGetStride(src) / sizeof(type); \ 187 dll = mlib_ImageGetStride(dst) / sizeof(type); \ 188 adr_src = (type *)mlib_ImageGetData(src); \ 189 adr_dst = (type *)mlib_ImageGetData(dst) 190 191/***************************************************************/ 192#ifndef __sparc 193#if IMG_TYPE == 1 194 195/* 196 * Test for the presence of any "1" bit in bits 197 8 to 31 of val. If present, then val is either 198 negative or >255. If over/underflows of 8 bits 199 are uncommon, then this technique can be a win, 200 since only a single test, rather than two, is 201 necessary to determine if clamping is needed. 202 On the other hand, if over/underflows are common, 203 it adds an extra test. 204*/ 205#define CLAMP_STORE(dst, val) \ 206 if (val & 0xffffff00) { \ 207 if (val < MLIB_U8_MIN) \ 208 dst = MLIB_U8_MIN; \ 209 else \ 210 dst = MLIB_U8_MAX; \ 211 } else { \ 212 dst = (mlib_u8)val; \ 213 } 214 215#elif IMG_TYPE == 2 216 217#define CLAMP_STORE(dst, val) \ 218 if (val >= MLIB_S16_MAX) \ 219 dst = MLIB_S16_MAX; \ 220 else if (val <= MLIB_S16_MIN) \ 221 dst = MLIB_S16_MIN; \ 222 else \ 223 dst = (mlib_s16)val 224 225#elif IMG_TYPE == 3 226 227#define CLAMP_STORE(dst, val) \ 228 if (val >= MLIB_U16_MAX) \ 229 dst = MLIB_U16_MAX; \ 230 else if (val <= MLIB_U16_MIN) \ 231 dst = MLIB_U16_MIN; \ 232 else \ 233 dst = (mlib_u16)val 234 235#endif /* IMG_TYPE == 1 */ 236#endif /* __sparc */ 237 238/***************************************************************/ 239#define MAX_KER 7 240#define MAX_N 15 241#define BUFF_SIZE 1600 242#define CACHE_SIZE (64*1024) 243 244static mlib_status mlib_ImageConv1xN_ext(mlib_image *dst, 245 const mlib_image *src, 246 const mlib_d64 *k, 247 mlib_s32 n, 248 mlib_s32 dy_t, 249 mlib_s32 dy_b, 250 mlib_s32 cmask) 251{ 252 DTYPE *adr_src, *sl; 253 DTYPE *adr_dst, *dl, *dp; 254 FTYPE buff[BUFF_SIZE]; 255 FTYPE *buffd; 256 FTYPE *pbuff = buff; 257 const FTYPE *pk; 258 FTYPE k0, k1, k2, k3; 259 FTYPE p0, p1, p2, p3, p4; 260 FTYPE *sbuff; 261 mlib_s32 l, k_off, off, bsize; 262 mlib_s32 max_hsize, smax_hsize, shgt, hsize, kh; 263 mlib_s32 d0, d1, ii; 264 mlib_s32 wid, hgt, sll, dll; 265 mlib_s32 nchannel; 266 mlib_s32 i, j, c; 267 GET_SRC_DST_PARAMETERS(DTYPE); 268 269 max_hsize = ((CACHE_SIZE/sizeof(DTYPE))/sll) - (n - 1); 270 271 if (max_hsize < 1) max_hsize = 1; 272 if (max_hsize > hgt) max_hsize = hgt; 273 274 shgt = hgt + (n - 1); 275 smax_hsize = max_hsize + (n - 1); 276 277 bsize = 2 * (smax_hsize + 1); 278 279 if (bsize > BUFF_SIZE) { 280 pbuff = mlib_malloc(sizeof(FTYPE)*bsize); 281 282 if (pbuff == NULL) return MLIB_FAILURE; 283 } 284 285 sbuff = pbuff; 286 buffd = sbuff + smax_hsize; 287 288 shgt -= (dy_t + dy_b); 289 k_off = 0; 290 291 for (l = 0; l < hgt; l += hsize) { 292 hsize = hgt - l; 293 294 if (hsize > max_hsize) hsize = max_hsize; 295 296 smax_hsize = hsize + (n - 1); 297 298 for (c = 0; c < nchannel; c++) { 299 if (!(cmask & (1 << (nchannel - 1 - c)))) continue; 300 301 sl = adr_src + c; 302 dl = adr_dst + c; 303 304#ifdef __SUNPRO_C 305#pragma pipeloop(0) 306#endif /* __SUNPRO_C */ 307 for (i = 0; i < hsize; i++) buffd[i] = 0.0; 308 309 for (j = 0; j < wid; j++) { 310 FTYPE *buff = sbuff; 311 312 for (i = k_off, ii = 0; (i < dy_t) && (ii < smax_hsize); i++, ii++) { 313 sbuff[i - k_off] = (FTYPE)sl[0]; 314 } 315 316#ifdef __SUNPRO_C 317#pragma pipeloop(0) 318#endif /* __SUNPRO_C */ 319 for (; (i < shgt + dy_t) && (ii < smax_hsize); i++, ii++) { 320 sbuff[i - k_off] = (FTYPE)sl[(i - dy_t)*sll]; 321 } 322 323 for (; (i < shgt + dy_t + dy_b) && (ii < smax_hsize); i++, ii++) { 324 sbuff[i - k_off] = (FTYPE)sl[(shgt - 1)*sll]; 325 } 326 327 pk = k; 328 329 for (off = 0; off < (n - 4); off += 4) { 330 331 p2 = buff[0]; p3 = buff[1]; p4 = buff[2]; 332 k0 = pk[0]; k1 = pk[1]; k2 = pk[2]; k3 = pk[3]; 333 334#ifdef __SUNPRO_C 335#pragma pipeloop(0) 336#endif /* __SUNPRO_C */ 337 for (i = 0; i < hsize; i += 2) { 338 p0 = p2; p1 = p3; p2 = p4; 339 340 p3 = buff[i + 3]; p4 = buff[i + 4]; 341 342 buffd[i ] += p0*k0 + p1*k1 + p2*k2 + p3*k3; 343 buffd[i + 1] += p1*k0 + p2*k1 + p3*k2 + p4*k3; 344 } 345 346 pk += 4; 347 buff += 4; 348 } 349 350 dp = dl; 351 kh = n - off; 352 353 if (kh == 4) { 354 p2 = buff[0]; p3 = buff[1]; p4 = buff[2]; 355 k0 = pk[0]; k1 = pk[1]; k2 = pk[2]; k3 = pk[3]; 356 357#ifdef __SUNPRO_C 358#pragma pipeloop(0) 359#endif /* __SUNPRO_C */ 360 for (i = 0; i <= (hsize - 2); i += 2) { 361 p0 = p2; p1 = p3; p2 = p4; 362 363 p3 = buff[i + 3]; p4 = buff[i + 4]; 364 365 d0 = D2I(p0*k0 + p1*k1 + p2*k2 + p3*k3 + buffd[i ]); 366 d1 = D2I(p1*k0 + p2*k1 + p3*k2 + p4*k3 + buffd[i + 1]); 367 368 dp[0 ] = FROM_S32(d0); 369 dp[dll] = FROM_S32(d1); 370 371 buffd[i ] = 0.0; 372 buffd[i + 1] = 0.0; 373 374 dp += 2*dll; 375 } 376 377 if (i < hsize) { 378 p0 = p2; p1 = p3; p2 = p4; 379 p3 = buff[i + 3]; 380 d0 = D2I(p0*k0 + p1*k1 + p2*k2 + p3*k3 + buffd[i]); 381 dp[0] = FROM_S32(d0); 382 buffd[i] = 0.0; 383 } 384 385 } else if (kh == 3) { 386 387 p2 = buff[0]; p3 = buff[1]; 388 k0 = pk[0]; k1 = pk[1]; k2 = pk[2]; 389 390#ifdef __SUNPRO_C 391#pragma pipeloop(0) 392#endif /* __SUNPRO_C */ 393 for (i = 0; i <= (hsize - 2); i += 2) { 394 p0 = p2; p1 = p3; 395 396 p2 = buff[i + 2]; p3 = buff[i + 3]; 397 398 d0 = D2I(p0*k0 + p1*k1 + p2*k2 + buffd[i ]); 399 d1 = D2I(p1*k0 + p2*k1 + p3*k2 + buffd[i + 1]); 400 401 dp[0 ] = FROM_S32(d0); 402 dp[dll] = FROM_S32(d1); 403 404 buffd[i ] = 0.0; 405 buffd[i + 1] = 0.0; 406 407 dp += 2*dll; 408 } 409 410 if (i < hsize) { 411 p0 = p2; p1 = p3; 412 p2 = buff[i + 2]; 413 d0 = D2I(p0*k0 + p1*k1 + p2*k2 + buffd[i]); 414 dp[0] = FROM_S32(d0); 415 416 buffd[i] = 0.0; 417 } 418 419 } else if (kh == 2) { 420 421 p2 = buff[0]; 422 k0 = pk[0]; k1 = pk[1]; 423 424#ifdef __SUNPRO_C 425#pragma pipeloop(0) 426#endif /* __SUNPRO_C */ 427 for (i = 0; i <= (hsize - 2); i += 2) { 428 p0 = p2; 429 430 p1 = buff[i + 1]; p2 = buff[i + 2]; 431 432 d0 = D2I(p0*k0 + p1*k1 + buffd[i ]); 433 d1 = D2I(p1*k0 + p2*k1 + buffd[i + 1]); 434 435 dp[0 ] = FROM_S32(d0); 436 dp[dll] = FROM_S32(d1); 437 438 buffd[i ] = 0.0; 439 buffd[i + 1] = 0.0; 440 441 dp += 2*dll; 442 } 443 444 if (i < hsize) { 445 p0 = p2; 446 p1 = buff[i + 1]; 447 d0 = D2I(p0*k0 + p1*k1 + buffd[i]); 448 dp[0] = FROM_S32(d0); 449 450 buffd[i] = 0.0; 451 } 452 453 } else /* kh == 1 */{ 454 455 k0 = pk[0]; 456 457#ifdef __SUNPRO_C 458#pragma pipeloop(0) 459#endif /* __SUNPRO_C */ 460 for (i = 0; i <= (hsize - 2); i += 2) { 461 p0 = buff[i]; p1 = buff[i + 1]; 462 463 d0 = D2I(p0*k0 + buffd[i ]); 464 d1 = D2I(p1*k0 + buffd[i + 1]); 465 466 dp[0 ] = FROM_S32(d0); 467 dp[dll] = FROM_S32(d1); 468 469 buffd[i ] = 0.0; 470 buffd[i + 1] = 0.0; 471 472 dp += 2*dll; 473 } 474 475 if (i < hsize) { 476 p0 = buff[i]; 477 d0 = D2I(p0*k0 + buffd[i]); 478 dp[0] = FROM_S32(d0); 479 480 buffd[i] = 0.0; 481 } 482 } 483 484 /* next line */ 485 sl += nchannel; 486 dl += nchannel; 487 } 488 } 489 490 k_off += max_hsize; 491 adr_dst += max_hsize*dll; 492 } 493 494 if (pbuff != buff) mlib_free(pbuff); 495 496 return MLIB_SUCCESS; 497} 498 499/***************************************************************/ 500mlib_status CONV_FUNC_MxN 501{ 502 DTYPE *adr_src, *sl, *sp = NULL; 503 DTYPE *adr_dst, *dl, *dp = NULL; 504 FTYPE buff[BUFF_SIZE], *buffs_arr[2*(MAX_N + 1)]; 505 FTYPE **buffs = buffs_arr, *buffd; 506 FTYPE akernel[256], *k = akernel, fscale = DSCALE; 507 FTYPE *pbuff = buff; 508 FTYPE k0, k1, k2, k3, k4, k5, k6; 509 FTYPE p0, p1, p2, p3, p4, p5, p6, p7; 510 mlib_s32 *buffi; 511 mlib_s32 mn, l, off, kw, bsize, buff_ind; 512 mlib_s32 d0, d1; 513 mlib_s32 wid, hgt, sll, dll; 514 mlib_s32 nchannel, chan1, chan2; 515 mlib_s32 i, j, c, swid; 516 d64_2x32 dd; 517 mlib_status status = MLIB_SUCCESS; 518 519 GET_SRC_DST_PARAMETERS(DTYPE); 520 521 if (scale > 30) { 522 fscale *= 1.0/(1 << 30); 523 scale -= 30; 524 } 525 526 fscale /= (1 << scale); 527 528 mn = m*n; 529 530 if (mn > 256) { 531 k = mlib_malloc(mn*sizeof(mlib_d64)); 532 533 if (k == NULL) return MLIB_FAILURE; 534 } 535 536 for (i = 0; i < mn; i++) { 537 k[i] = kernel[i]*fscale; 538 } 539 540 if (m == 1) { 541 status = mlib_ImageConv1xN_ext(dst, src, k, n, dy_t, dy_b, cmask); 542 FREE_AND_RETURN_STATUS; 543 } 544 545 swid = wid + (m - 1); 546 547 bsize = (n + 3)*swid; 548 549 if ((bsize > BUFF_SIZE) || (n > MAX_N)) { 550 pbuff = mlib_malloc(sizeof(FTYPE)*bsize + sizeof(FTYPE *)*2*(n + 1)); 551 552 if (pbuff == NULL) { 553 status = MLIB_FAILURE; 554 FREE_AND_RETURN_STATUS; 555 } 556 buffs = (FTYPE **)(pbuff + bsize); 557 } 558 559 for (l = 0; l < (n + 1); l++) buffs[l] = pbuff + l*swid; 560 for (l = 0; l < (n + 1); l++) buffs[l + (n + 1)] = buffs[l]; 561 buffd = buffs[n] + swid; 562 buffi = (mlib_s32*)(buffd + swid); 563 564 chan1 = nchannel; 565 chan2 = chan1 + chan1; 566 567 swid -= (dx_l + dx_r); 568 569 for (c = 0; c < nchannel; c++) { 570 if (!(cmask & (1 << (chan1 - 1 - c)))) continue; 571 572 sl = adr_src + c; 573 dl = adr_dst + c; 574 575 for (l = 0; l < n; l++) { 576 FTYPE *buff = buffs[l]; 577 578 for (i = 0; i < dx_l; i++) { 579 buff[i] = (FTYPE)sl[0]; 580 } 581 582#ifdef __SUNPRO_C 583#pragma pipeloop(0) 584#endif /* __SUNPRO_C */ 585 for (i = 0; i < swid; i++) { 586 buff[i + dx_l] = (FTYPE)sl[i*chan1]; 587 } 588 589 for (i = 0; i < dx_r; i++) { 590 buff[swid + dx_l + i] = buff[swid + dx_l - 1]; 591 } 592 593 if ((l >= dy_t) && (l < hgt + n - dy_b - 2)) sl += sll; 594 } 595 596 buff_ind = 0; 597 598#ifdef __SUNPRO_C 599#pragma pipeloop(0) 600#endif /* __SUNPRO_C */ 601 for (i = 0; i < wid; i++) buffd[i] = 0.0; 602 603 for (j = 0; j < hgt; j++) { 604 FTYPE **buffc = buffs + buff_ind; 605 FTYPE *buffn = buffc[n]; 606 FTYPE *pk = k; 607 608 for (l = 0; l < n; l++) { 609 FTYPE *buff_l = buffc[l]; 610 611 for (off = 0; off < m;) { 612 FTYPE *buff = buff_l + off; 613 614 kw = m - off; 615 616 if (kw > 2*MAX_KER) kw = MAX_KER; else 617 if (kw > MAX_KER) kw = kw/2; 618 off += kw; 619 620 sp = sl; 621 dp = dl; 622 623 if (kw == 7) { 624 625 p2 = buff[0]; p3 = buff[1]; p4 = buff[2]; 626 p5 = buff[3]; p6 = buff[4]; p7 = buff[5]; 627 628 k0 = pk[0]; k1 = pk[1]; k2 = pk[2]; k3 = pk[3]; 629 k4 = pk[4]; k5 = pk[5]; k6 = pk[6]; 630 631 if (l < (n - 1) || off < m) { 632#ifdef __SUNPRO_C 633#pragma pipeloop(0) 634#endif /* __SUNPRO_C */ 635 for (i = 0; i <= (wid - 2); i += 2) { 636 p0 = p2; p1 = p3; p2 = p4; p3 = p5; p4 = p6; p5 = p7; 637 638 p6 = buff[i + 6]; p7 = buff[i + 7]; 639 640 buffd[i ] += p0*k0 + p1*k1 + p2*k2 + p3*k3 + p4*k4 + p5*k5 + p6*k6; 641 buffd[i + 1] += p1*k0 + p2*k1 + p3*k2 + p4*k3 + p5*k4 + p6*k5 + p7*k6; 642 } 643 644 } else { 645#ifdef __SUNPRO_C 646#pragma pipeloop(0) 647#endif /* __SUNPRO_C */ 648 for (i = 0; i <= (wid - 2); i += 2) { 649 p0 = p2; p1 = p3; p2 = p4; p3 = p5; p4 = p6; p5 = p7; 650 651 p6 = buff[i + 6]; p7 = buff[i + 7]; 652 653 LOAD_BUFF(buffi); 654 655 dd.d64 = *(FTYPE *)(buffi + i); 656 buffn[i + dx_l ] = (FTYPE)dd.i32s.i0; 657 buffn[i + dx_l + 1] = (FTYPE)dd.i32s.i1; 658 659 d0 = D2I(p0*k0 + p1*k1 + p2*k2 + p3*k3 + p4*k4 + p5*k5 + p6*k6 + buffd[i ]); 660 d1 = D2I(p1*k0 + p2*k1 + p3*k2 + p4*k3 + p5*k4 + p6*k5 + p7*k6 + buffd[i + 1]); 661 662 dp[0 ] = FROM_S32(d0); 663 dp[chan1] = FROM_S32(d1); 664 665 buffd[i ] = 0.0; 666 buffd[i + 1] = 0.0; 667 668 sp += chan2; 669 dp += chan2; 670 } 671 } 672 673 } else if (kw == 6) { 674 675 p2 = buff[0]; p3 = buff[1]; p4 = buff[2]; 676 p5 = buff[3]; p6 = buff[4]; 677 678 k0 = pk[0]; k1 = pk[1]; k2 = pk[2]; k3 = pk[3]; 679 k4 = pk[4]; k5 = pk[5]; 680 681 if (l < (n - 1) || off < m) { 682#ifdef __SUNPRO_C 683#pragma pipeloop(0) 684#endif /* __SUNPRO_C */ 685 for (i = 0; i <= (wid - 2); i += 2) { 686 p0 = p2; p1 = p3; p2 = p4; p3 = p5; p4 = p6; 687 688 p5 = buff[i + 5]; p6 = buff[i + 6]; 689 690 buffd[i ] += p0*k0 + p1*k1 + p2*k2 + p3*k3 + p4*k4 + p5*k5; 691 buffd[i + 1] += p1*k0 + p2*k1 + p3*k2 + p4*k3 + p5*k4 + p6*k5; 692 } 693 694 } else { 695#ifdef __SUNPRO_C 696#pragma pipeloop(0) 697#endif /* __SUNPRO_C */ 698 for (i = 0; i <= (wid - 2); i += 2) { 699 p0 = p2; p1 = p3; p2 = p4; p3 = p5; p4 = p6; 700 701 p5 = buff[i + 5]; p6 = buff[i + 6]; 702 703 LOAD_BUFF(buffi); 704 705 dd.d64 = *(FTYPE *)(buffi + i); 706 buffn[i + dx_l ] = (FTYPE)dd.i32s.i0; 707 buffn[i + dx_l + 1] = (FTYPE)dd.i32s.i1; 708 709 d0 = D2I(p0*k0 + p1*k1 + p2*k2 + p3*k3 + p4*k4 + p5*k5 + buffd[i ]); 710 d1 = D2I(p1*k0 + p2*k1 + p3*k2 + p4*k3 + p5*k4 + p6*k5 + buffd[i + 1]); 711 712 dp[0 ] = FROM_S32(d0); 713 dp[chan1] = FROM_S32(d1); 714 715 buffd[i ] = 0.0; 716 buffd[i + 1] = 0.0; 717 718 sp += chan2; 719 dp += chan2; 720 } 721 } 722 723 } else if (kw == 5) { 724 725 p2 = buff[0]; p3 = buff[1]; p4 = buff[2]; 726 p5 = buff[3]; 727 728 k0 = pk[0]; k1 = pk[1]; k2 = pk[2]; k3 = pk[3]; 729 k4 = pk[4]; 730 731 if (l < (n - 1) || off < m) { 732#ifdef __SUNPRO_C 733#pragma pipeloop(0) 734#endif /* __SUNPRO_C */ 735 for (i = 0; i <= (wid - 2); i += 2) { 736 p0 = p2; p1 = p3; p2 = p4; p3 = p5; 737 738 p4 = buff[i + 4]; p5 = buff[i + 5]; 739 740 buffd[i ] += p0*k0 + p1*k1 + p2*k2 + p3*k3 + p4*k4; 741 buffd[i + 1] += p1*k0 + p2*k1 + p3*k2 + p4*k3 + p5*k4; 742 } 743 744 } else { 745#ifdef __SUNPRO_C 746#pragma pipeloop(0) 747#endif /* __SUNPRO_C */ 748 for (i = 0; i <= (wid - 2); i += 2) { 749 p0 = p2; p1 = p3; p2 = p4; p3 = p5; 750 751 p4 = buff[i + 4]; p5 = buff[i + 5]; 752 753 LOAD_BUFF(buffi); 754 755 dd.d64 = *(FTYPE *)(buffi + i); 756 buffn[i + dx_l ] = (FTYPE)dd.i32s.i0; 757 buffn[i + dx_l + 1] = (FTYPE)dd.i32s.i1; 758 759 d0 = D2I(p0*k0 + p1*k1 + p2*k2 + p3*k3 + p4*k4 + buffd[i ]); 760 d1 = D2I(p1*k0 + p2*k1 + p3*k2 + p4*k3 + p5*k4 + buffd[i + 1]); 761 762 dp[0 ] = FROM_S32(d0); 763 dp[chan1] = FROM_S32(d1); 764 765 buffd[i ] = 0.0; 766 buffd[i + 1] = 0.0; 767 768 sp += chan2; 769 dp += chan2; 770 } 771 } 772 773 } else if (kw == 4) { 774 775 p2 = buff[0]; p3 = buff[1]; p4 = buff[2]; 776 777 k0 = pk[0]; k1 = pk[1]; k2 = pk[2]; k3 = pk[3]; 778 779 if (l < (n - 1) || off < m) { 780#ifdef __SUNPRO_C 781#pragma pipeloop(0) 782#endif /* __SUNPRO_C */ 783 for (i = 0; i <= (wid - 2); i += 2) { 784 p0 = p2; p1 = p3; p2 = p4; 785 786 p3 = buff[i + 3]; p4 = buff[i + 4]; 787 788 buffd[i ] += p0*k0 + p1*k1 + p2*k2 + p3*k3; 789 buffd[i + 1] += p1*k0 + p2*k1 + p3*k2 + p4*k3; 790 } 791 792 } else { 793#ifdef __SUNPRO_C 794#pragma pipeloop(0) 795#endif /* __SUNPRO_C */ 796 for (i = 0; i <= (wid - 2); i += 2) { 797 p0 = p2; p1 = p3; p2 = p4; 798 799 p3 = buff[i + 3]; p4 = buff[i + 4]; 800 801 LOAD_BUFF(buffi); 802 803 dd.d64 = *(FTYPE *)(buffi + i); 804 buffn[i + dx_l ] = (FTYPE)dd.i32s.i0; 805 buffn[i + dx_l + 1] = (FTYPE)dd.i32s.i1; 806 807 d0 = D2I(p0*k0 + p1*k1 + p2*k2 + p3*k3 + buffd[i ]); 808 d1 = D2I(p1*k0 + p2*k1 + p3*k2 + p4*k3 + buffd[i + 1]); 809 810 dp[0 ] = FROM_S32(d0); 811 dp[chan1] = FROM_S32(d1); 812 813 buffd[i ] = 0.0; 814 buffd[i + 1] = 0.0; 815 816 sp += chan2; 817 dp += chan2; 818 } 819 } 820 821 } else if (kw == 3) { 822 823 p2 = buff[0]; p3 = buff[1]; 824 k0 = pk[0]; k1 = pk[1]; k2 = pk[2]; 825 826 if (l < (n - 1) || off < m) { 827#ifdef __SUNPRO_C 828#pragma pipeloop(0) 829#endif /* __SUNPRO_C */ 830 for (i = 0; i <= (wid - 2); i += 2) { 831 p0 = p2; p1 = p3; 832 833 p2 = buff[i + 2]; p3 = buff[i + 3]; 834 835 buffd[i ] += p0*k0 + p1*k1 + p2*k2; 836 buffd[i + 1] += p1*k0 + p2*k1 + p3*k2; 837 } 838 839 } else { 840#ifdef __SUNPRO_C 841#pragma pipeloop(0) 842#endif /* __SUNPRO_C */ 843 for (i = 0; i <= (wid - 2); i += 2) { 844 p0 = p2; p1 = p3; 845 846 p2 = buff[i + 2]; p3 = buff[i + 3]; 847 848 LOAD_BUFF(buffi); 849 850 dd.d64 = *(FTYPE *)(buffi + i); 851 buffn[i + dx_l ] = (FTYPE)dd.i32s.i0; 852 buffn[i + dx_l + 1] = (FTYPE)dd.i32s.i1; 853 854 d0 = D2I(p0*k0 + p1*k1 + p2*k2 + buffd[i ]); 855 d1 = D2I(p1*k0 + p2*k1 + p3*k2 + buffd[i + 1]); 856 857 dp[0 ] = FROM_S32(d0); 858 dp[chan1] = FROM_S32(d1); 859 860 buffd[i ] = 0.0; 861 buffd[i + 1] = 0.0; 862 863 sp += chan2; 864 dp += chan2; 865 } 866 } 867 868 } else /* if (kw == 2) */ { 869 870 p2 = buff[0]; 871 k0 = pk[0]; k1 = pk[1]; 872 873 if (l < (n - 1) || off < m) { 874#ifdef __SUNPRO_C 875#pragma pipeloop(0) 876#endif /* __SUNPRO_C */ 877 for (i = 0; i <= (wid - 2); i += 2) { 878 p0 = p2; 879 880 p1 = buff[i + 1]; p2 = buff[i + 2]; 881 882 buffd[i ] += p0*k0 + p1*k1; 883 buffd[i + 1] += p1*k0 + p2*k1; 884 } 885 886 } else { 887#ifdef __SUNPRO_C 888#pragma pipeloop(0) 889#endif /* __SUNPRO_C */ 890 for (i = 0; i <= (wid - 2); i += 2) { 891 p0 = p2; 892 893 p1 = buff[i + 1]; p2 = buff[i + 2]; 894 895 LOAD_BUFF(buffi); 896 897 dd.d64 = *(FTYPE *)(buffi + i); 898 buffn[i + dx_l ] = (FTYPE)dd.i32s.i0; 899 buffn[i + dx_l + 1] = (FTYPE)dd.i32s.i1; 900 901 d0 = D2I(p0*k0 + p1*k1 + buffd[i ]); 902 d1 = D2I(p1*k0 + p2*k1 + buffd[i + 1]); 903 904 dp[0 ] = FROM_S32(d0); 905 dp[chan1] = FROM_S32(d1); 906 907 buffd[i ] = 0.0; 908 buffd[i + 1] = 0.0; 909 910 sp += chan2; 911 dp += chan2; 912 } 913 } 914 } 915 916 pk += kw; 917 } 918 } 919 920 /* last pixels */ 921 for (; i < wid; i++) { 922 FTYPE *pk = k, s = 0; 923 mlib_s32 x, d0; 924 925 for (l = 0; l < n; l++) { 926 FTYPE *buff = buffc[l] + i; 927 928 for (x = 0; x < m; x++) s += buff[x] * (*pk++); 929 } 930 931 d0 = D2I(s); 932 dp[0] = FROM_S32(d0); 933 934 buffn[i + dx_l] = (FTYPE)sp[0]; 935 936 sp += chan1; 937 dp += chan1; 938 } 939 940 for (; i < swid; i++) { 941 buffn[i + dx_l] = (FTYPE)sp[0]; 942 sp += chan1; 943 } 944 945 for (i = 0; i < dx_l; i++) buffn[i] = buffn[dx_l]; 946 for (i = 0; i < dx_r; i++) buffn[swid + dx_l + i] = buffn[swid + dx_l - 1]; 947 948 /* next line */ 949 950 if (j < hgt - dy_b - 2) sl += sll; 951 dl += dll; 952 953 buff_ind++; 954 955 if (buff_ind >= n + 1) buff_ind = 0; 956 } 957 } 958 959 FREE_AND_RETURN_STATUS; 960} 961 962/***************************************************************/ 963#ifndef __sparc /* for x86, using integer multiplies is faster */ 964 965#define STORE_RES(res, x) \ 966 x >>= shift2; \ 967 CLAMP_STORE(res, x) 968 969mlib_status CONV_FUNC_MxN_I 970{ 971 DTYPE *adr_src, *sl, *sp = NULL; 972 DTYPE *adr_dst, *dl, *dp = NULL; 973 mlib_s32 buff[BUFF_SIZE], *buffs_arr[2*(MAX_N + 1)]; 974 mlib_s32 *pbuff = buff; 975 mlib_s32 **buffs = buffs_arr, *buffd; 976 mlib_s32 l, off, kw, bsize, buff_ind; 977 mlib_s32 d0, d1, shift1, shift2; 978 mlib_s32 k0, k1, k2, k3, k4, k5, k6; 979 mlib_s32 p0, p1, p2, p3, p4, p5, p6, p7; 980 mlib_s32 wid, hgt, sll, dll; 981 mlib_s32 nchannel, chan1; 982 mlib_s32 i, j, c, swid; 983 mlib_s32 chan2; 984 mlib_s32 k_locl[MAX_N*MAX_N], *k = k_locl; 985 GET_SRC_DST_PARAMETERS(DTYPE); 986 987#if IMG_TYPE != 1 988 shift1 = 16; 989#else 990 shift1 = 8; 991#endif /* IMG_TYPE != 1 */ 992 shift2 = scale - shift1; 993 994 chan1 = nchannel; 995 chan2 = chan1 + chan1; 996 997 swid = wid + (m - 1); 998 999 bsize = (n + 2)*swid; 1000 1001 if ((bsize > BUFF_SIZE) || (n > MAX_N)) { 1002 pbuff = mlib_malloc(sizeof(mlib_s32)*bsize + sizeof(mlib_s32 *)*2*(n + 1)); 1003 1004 if (pbuff == NULL) return MLIB_FAILURE; 1005 buffs = (mlib_s32 **)(pbuff + bsize); 1006 } 1007 1008 for (l = 0; l < (n + 1); l++) buffs[l] = pbuff + l*swid; 1009 for (l = 0; l < (n + 1); l++) buffs[l + (n + 1)] = buffs[l]; 1010 buffd = buffs[n] + swid; 1011 1012 if (m*n > MAX_N*MAX_N) { 1013 k = mlib_malloc(sizeof(mlib_s32)*(m*n)); 1014 1015 if (k == NULL) { 1016 if (pbuff != buff) mlib_free(pbuff); 1017 return MLIB_FAILURE; 1018 } 1019 } 1020 1021 for (i = 0; i < m*n; i++) { 1022 k[i] = kernel[i] >> shift1; 1023 } 1024 1025 swid -= (dx_l + dx_r); 1026 1027 for (c = 0; c < nchannel; c++) { 1028 if (!(cmask & (1 << (nchannel - 1 - c)))) continue; 1029 1030 sl = adr_src + c; 1031 dl = adr_dst + c; 1032 1033 for (l = 0; l < n; l++) { 1034 mlib_s32 *buff = buffs[l]; 1035 1036 for (i = 0; i < dx_l; i++) { 1037 buff[i] = (mlib_s32)sl[0]; 1038 } 1039 1040#ifdef __SUNPRO_C 1041#pragma pipeloop(0) 1042#endif /* __SUNPRO_C */ 1043 for (i = 0; i < swid; i++) { 1044 buff[i + dx_l] = (mlib_s32)sl[i*chan1]; 1045 } 1046 1047 for (i = 0; i < dx_r; i++) { 1048 buff[swid + dx_l + i] = buff[swid + dx_l - 1]; 1049 } 1050 1051 if ((l >= dy_t) && (l < hgt + n - dy_b - 2)) sl += sll; 1052 } 1053 1054 buff_ind = 0; 1055 1056#ifdef __SUNPRO_C 1057#pragma pipeloop(0) 1058#endif /* __SUNPRO_C */ 1059 for (i = 0; i < wid; i++) buffd[i] = 0; 1060 1061 for (j = 0; j < hgt; j++) { 1062 mlib_s32 **buffc = buffs + buff_ind; 1063 mlib_s32 *buffn = buffc[n]; 1064 mlib_s32 *pk = k; 1065 1066 for (l = 0; l < n; l++) { 1067 mlib_s32 *buff_l = buffc[l]; 1068 1069 for (off = 0; off < m;) { 1070 mlib_s32 *buff = buff_l + off; 1071 1072 sp = sl; 1073 dp = dl; 1074 1075 kw = m - off; 1076 1077 if (kw > 2*MAX_KER) kw = MAX_KER; else 1078 if (kw > MAX_KER) kw = kw/2; 1079 off += kw; 1080 1081 if (kw == 7) { 1082 1083 p2 = buff[0]; p3 = buff[1]; p4 = buff[2]; 1084 p5 = buff[3]; p6 = buff[4]; p7 = buff[5]; 1085 1086 k0 = pk[0]; k1 = pk[1]; k2 = pk[2]; k3 = pk[3]; 1087 k4 = pk[4]; k5 = pk[5]; k6 = pk[6]; 1088 1089 if (l < (n - 1) || off < m) { 1090#ifdef __SUNPRO_C 1091#pragma pipeloop(0) 1092#endif /* __SUNPRO_C */ 1093 for (i = 0; i <= (wid - 2); i += 2) { 1094 p0 = p2; p1 = p3; p2 = p4; p3 = p5; p4 = p6; p5 = p7; 1095 1096 p6 = buff[i + 6]; p7 = buff[i + 7]; 1097 1098 buffd[i ] += p0*k0 + p1*k1 + p2*k2 + p3*k3 + p4*k4 + p5*k5 + p6*k6; 1099 buffd[i + 1] += p1*k0 + p2*k1 + p3*k2 + p4*k3 + p5*k4 + p6*k5 + p7*k6; 1100 } 1101 1102 } else { 1103#ifdef __SUNPRO_C 1104#pragma pipeloop(0) 1105#endif /* __SUNPRO_C */ 1106 for (i = 0; i <= (wid - 2); i += 2) { 1107 p0 = p2; p1 = p3; p2 = p4; p3 = p5; p4 = p6; p5 = p7; 1108 1109 p6 = buff[i + 6]; p7 = buff[i + 7]; 1110 1111 buffn[i + dx_l ] = (mlib_s32)sp[0]; 1112 buffn[i + dx_l + 1] = (mlib_s32)sp[chan1]; 1113 1114 d0 = (p0*k0 + p1*k1 + p2*k2 + p3*k3 + p4*k4 + p5*k5 + p6*k6 + buffd[i ]); 1115 d1 = (p1*k0 + p2*k1 + p3*k2 + p4*k3 + p5*k4 + p6*k5 + p7*k6 + buffd[i + 1]); 1116 1117 STORE_RES(dp[0 ], d0); 1118 STORE_RES(dp[chan1], d1); 1119 1120 buffd[i ] = 0; 1121 buffd[i + 1] = 0; 1122 1123 sp += chan2; 1124 dp += chan2; 1125 } 1126 } 1127 1128 } else if (kw == 6) { 1129 1130 p2 = buff[0]; p3 = buff[1]; p4 = buff[2]; 1131 p5 = buff[3]; p6 = buff[4]; 1132 1133 k0 = pk[0]; k1 = pk[1]; k2 = pk[2]; k3 = pk[3]; 1134 k4 = pk[4]; k5 = pk[5]; 1135 1136 if (l < (n - 1) || off < m) { 1137#ifdef __SUNPRO_C 1138#pragma pipeloop(0) 1139#endif /* __SUNPRO_C */ 1140 for (i = 0; i <= (wid - 2); i += 2) { 1141 p0 = p2; p1 = p3; p2 = p4; p3 = p5; p4 = p6; 1142 1143 p5 = buff[i + 5]; p6 = buff[i + 6]; 1144 1145 buffd[i ] += p0*k0 + p1*k1 + p2*k2 + p3*k3 + p4*k4 + p5*k5; 1146 buffd[i + 1] += p1*k0 + p2*k1 + p3*k2 + p4*k3 + p5*k4 + p6*k5; 1147 } 1148 1149 } else { 1150#ifdef __SUNPRO_C 1151#pragma pipeloop(0) 1152#endif /* __SUNPRO_C */ 1153 for (i = 0; i <= (wid - 2); i += 2) { 1154 p0 = p2; p1 = p3; p2 = p4; p3 = p5; p4 = p6; 1155 1156 p5 = buff[i + 5]; p6 = buff[i + 6]; 1157 1158 buffn[i + dx_l ] = (mlib_s32)sp[0]; 1159 buffn[i + dx_l + 1] = (mlib_s32)sp[chan1]; 1160 1161 d0 = (p0*k0 + p1*k1 + p2*k2 + p3*k3 + p4*k4 + p5*k5 + buffd[i ]); 1162 d1 = (p1*k0 + p2*k1 + p3*k2 + p4*k3 + p5*k4 + p6*k5 + buffd[i + 1]); 1163 1164 STORE_RES(dp[0 ], d0); 1165 STORE_RES(dp[chan1], d1); 1166 1167 buffd[i ] = 0; 1168 buffd[i + 1] = 0; 1169 1170 sp += chan2; 1171 dp += chan2; 1172 } 1173 } 1174 1175 } else if (kw == 5) { 1176 1177 p2 = buff[0]; p3 = buff[1]; p4 = buff[2]; 1178 p5 = buff[3]; 1179 1180 k0 = pk[0]; k1 = pk[1]; k2 = pk[2]; k3 = pk[3]; 1181 k4 = pk[4]; 1182 1183 if (l < (n - 1) || off < m) { 1184#ifdef __SUNPRO_C 1185#pragma pipeloop(0) 1186#endif /* __SUNPRO_C */ 1187 for (i = 0; i <= (wid - 2); i += 2) { 1188 p0 = p2; p1 = p3; p2 = p4; p3 = p5; 1189 1190 p4 = buff[i + 4]; p5 = buff[i + 5]; 1191 1192 buffd[i ] += p0*k0 + p1*k1 + p2*k2 + p3*k3 + p4*k4; 1193 buffd[i + 1] += p1*k0 + p2*k1 + p3*k2 + p4*k3 + p5*k4; 1194 } 1195 1196 } else { 1197#ifdef __SUNPRO_C 1198#pragma pipeloop(0) 1199#endif /* __SUNPRO_C */ 1200 for (i = 0; i <= (wid - 2); i += 2) { 1201 p0 = p2; p1 = p3; p2 = p4; p3 = p5; 1202 1203 p4 = buff[i + 4]; p5 = buff[i + 5]; 1204 1205 buffn[i + dx_l ] = (mlib_s32)sp[0]; 1206 buffn[i + dx_l + 1] = (mlib_s32)sp[chan1]; 1207 1208 d0 = (p0*k0 + p1*k1 + p2*k2 + p3*k3 + p4*k4 + buffd[i ]); 1209 d1 = (p1*k0 + p2*k1 + p3*k2 + p4*k3 + p5*k4 + buffd[i + 1]); 1210 1211 STORE_RES(dp[0 ], d0); 1212 STORE_RES(dp[chan1], d1); 1213 1214 buffd[i ] = 0; 1215 buffd[i + 1] = 0; 1216 1217 sp += chan2; 1218 dp += chan2; 1219 } 1220 } 1221 1222 } else if (kw == 4) { 1223 1224 p2 = buff[0]; p3 = buff[1]; p4 = buff[2]; 1225 1226 k0 = pk[0]; k1 = pk[1]; k2 = pk[2]; k3 = pk[3]; 1227 1228 if (l < (n - 1) || off < m) { 1229#ifdef __SUNPRO_C 1230#pragma pipeloop(0) 1231#endif /* __SUNPRO_C */ 1232 for (i = 0; i <= (wid - 2); i += 2) { 1233 p0 = p2; p1 = p3; p2 = p4; 1234 1235 p3 = buff[i + 3]; p4 = buff[i + 4]; 1236 1237 buffd[i ] += p0*k0 + p1*k1 + p2*k2 + p3*k3; 1238 buffd[i + 1] += p1*k0 + p2*k1 + p3*k2 + p4*k3; 1239 } 1240 1241 } else { 1242#ifdef __SUNPRO_C 1243#pragma pipeloop(0) 1244#endif /* __SUNPRO_C */ 1245 for (i = 0; i <= (wid - 2); i += 2) { 1246 p0 = p2; p1 = p3; p2 = p4; 1247 1248 p3 = buff[i + 3]; p4 = buff[i + 4]; 1249 1250 buffn[i + dx_l ] = (mlib_s32)sp[0]; 1251 buffn[i + dx_l + 1] = (mlib_s32)sp[chan1]; 1252 1253 d0 = (p0*k0 + p1*k1 + p2*k2 + p3*k3 + buffd[i ]); 1254 d1 = (p1*k0 + p2*k1 + p3*k2 + p4*k3 + buffd[i + 1]); 1255 1256 STORE_RES(dp[0 ], d0); 1257 STORE_RES(dp[chan1], d1); 1258 1259 buffd[i ] = 0; 1260 buffd[i + 1] = 0; 1261 1262 sp += chan2; 1263 dp += chan2; 1264 } 1265 } 1266 1267 } else if (kw == 3) { 1268 1269 p2 = buff[0]; p3 = buff[1]; 1270 k0 = pk[0]; k1 = pk[1]; k2 = pk[2]; 1271 1272 if (l < (n - 1) || off < m) { 1273#ifdef __SUNPRO_C 1274#pragma pipeloop(0) 1275#endif /* __SUNPRO_C */ 1276 for (i = 0; i <= (wid - 2); i += 2) { 1277 p0 = p2; p1 = p3; 1278 1279 p2 = buff[i + 2]; p3 = buff[i + 3]; 1280 1281 buffd[i ] += p0*k0 + p1*k1 + p2*k2; 1282 buffd[i + 1] += p1*k0 + p2*k1 + p3*k2; 1283 } 1284 1285 } else { 1286#ifdef __SUNPRO_C 1287#pragma pipeloop(0) 1288#endif /* __SUNPRO_C */ 1289 for (i = 0; i <= (wid - 2); i += 2) { 1290 p0 = p2; p1 = p3; 1291 1292 p2 = buff[i + 2]; p3 = buff[i + 3]; 1293 1294 buffn[i + dx_l ] = (mlib_s32)sp[0]; 1295 buffn[i + dx_l + 1] = (mlib_s32)sp[chan1]; 1296 1297 d0 = (p0*k0 + p1*k1 + p2*k2 + buffd[i ]); 1298 d1 = (p1*k0 + p2*k1 + p3*k2 + buffd[i + 1]); 1299 1300 STORE_RES(dp[0 ], d0); 1301 STORE_RES(dp[chan1], d1); 1302 1303 buffd[i ] = 0; 1304 buffd[i + 1] = 0; 1305 1306 sp += chan2; 1307 dp += chan2; 1308 } 1309 } 1310 1311 } else if (kw == 2) { 1312 1313 p2 = buff[0]; 1314 k0 = pk[0]; k1 = pk[1]; 1315 1316 if (l < (n - 1) || off < m) { 1317#ifdef __SUNPRO_C 1318#pragma pipeloop(0) 1319#endif /* __SUNPRO_C */ 1320 for (i = 0; i <= (wid - 2); i += 2) { 1321 p0 = p2; 1322 1323 p1 = buff[i + 1]; p2 = buff[i + 2]; 1324 1325 buffd[i ] += p0*k0 + p1*k1; 1326 buffd[i + 1] += p1*k0 + p2*k1; 1327 } 1328 1329 } else { 1330#ifdef __SUNPRO_C 1331#pragma pipeloop(0) 1332#endif /* __SUNPRO_C */ 1333 for (i = 0; i <= (wid - 2); i += 2) { 1334 p0 = p2; 1335 1336 p1 = buff[i + 1]; p2 = buff[i + 2]; 1337 1338 buffn[i + dx_l ] = (mlib_s32)sp[0]; 1339 buffn[i + dx_l + 1] = (mlib_s32)sp[chan1]; 1340 1341 d0 = (p0*k0 + p1*k1 + buffd[i ]); 1342 d1 = (p1*k0 + p2*k1 + buffd[i + 1]); 1343 1344 STORE_RES(dp[0 ], d0); 1345 STORE_RES(dp[chan1], d1); 1346 1347 buffd[i ] = 0; 1348 buffd[i + 1] = 0; 1349 1350 sp += chan2; 1351 dp += chan2; 1352 } 1353 } 1354 1355 } else /* kw == 1 */{ 1356 1357 k0 = pk[0]; 1358 1359 if (l < (n - 1) || off < m) { 1360#ifdef __SUNPRO_C 1361#pragma pipeloop(0) 1362#endif /* __SUNPRO_C */ 1363 for (i = 0; i <= (wid - 2); i += 2) { 1364 p0 = buff[i]; p1 = buff[i + 1]; 1365 1366 buffd[i ] += p0*k0; 1367 buffd[i + 1] += p1*k0; 1368 } 1369 1370 } else { 1371#ifdef __SUNPRO_C 1372#pragma pipeloop(0) 1373#endif /* __SUNPRO_C */ 1374 for (i = 0; i <= (wid - 2); i += 2) { 1375 p0 = buff[i]; p1 = buff[i + 1]; 1376 1377 buffn[i + dx_l ] = (mlib_s32)sp[0]; 1378 buffn[i + dx_l + 1] = (mlib_s32)sp[chan1]; 1379 1380 d0 = (p0*k0 + buffd[i ]); 1381 d1 = (p1*k0 + buffd[i + 1]); 1382 1383 STORE_RES(dp[0 ], d0); 1384 STORE_RES(dp[chan1], d1); 1385 1386 buffd[i ] = 0; 1387 buffd[i + 1] = 0; 1388 1389 sp += chan2; 1390 dp += chan2; 1391 } 1392 } 1393 } 1394 1395 pk += kw; 1396 } 1397 } 1398 1399 /* last pixels */ 1400 for (; i < wid; i++) { 1401 mlib_s32 *pk = k, x, s = 0; 1402 1403 for (l = 0; l < n; l++) { 1404 mlib_s32 *buff = buffc[l] + i; 1405 1406 for (x = 0; x < m; x++) s += buff[x] * (*pk++); 1407 } 1408 1409 STORE_RES(dp[0], s); 1410 1411 buffn[i + dx_l] = (mlib_s32)sp[0]; 1412 1413 sp += chan1; 1414 dp += chan1; 1415 } 1416 1417 for (; i < swid; i++) { 1418 buffn[i + dx_l] = (mlib_s32)sp[0]; 1419 sp += chan1; 1420 } 1421 1422 for (i = 0; i < dx_l; i++) buffn[i] = buffn[dx_l]; 1423 for (i = 0; i < dx_r; i++) buffn[swid + dx_l + i] = buffn[swid + dx_l - 1]; 1424 1425 /* next line */ 1426 1427 if (j < hgt - dy_b - 2) sl += sll; 1428 dl += dll; 1429 1430 buff_ind++; 1431 1432 if (buff_ind >= n + 1) buff_ind = 0; 1433 } 1434 } 1435 1436 if (pbuff != buff) mlib_free(pbuff); 1437 if (k != k_locl) mlib_free(k); 1438 1439 return MLIB_SUCCESS; 1440} 1441 1442#endif /* __sparc ( for x86, using integer multiplies is faster ) */ 1443 1444/***************************************************************/ 1445