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