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