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
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; \
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
244 static 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;
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
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
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
969 mlib_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;
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 }
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 /***************************************************************/
|
1 /*
2 * Copyright (c) 2003, 2020, 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
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 #if IMG_TYPE == 1
193
194 /*
195 * Test for the presence of any "1" bit in bits
196 8 to 31 of val. If present, then val is either
197 negative or >255. If over/underflows of 8 bits
198 are uncommon, then this technique can be a win,
199 since only a single test, rather than two, is
200 necessary to determine if clamping is needed.
201 On the other hand, if over/underflows are common,
202 it adds an extra test.
203 */
204 #define CLAMP_STORE(dst, val) \
205 if (val & 0xffffff00) { \
206 if (val < MLIB_U8_MIN) \
207 dst = MLIB_U8_MIN; \
208 else \
209 dst = MLIB_U8_MAX; \
210 } else { \
211 dst = (mlib_u8)val; \
215
216 #define CLAMP_STORE(dst, val) \
217 if (val >= MLIB_S16_MAX) \
218 dst = MLIB_S16_MAX; \
219 else if (val <= MLIB_S16_MIN) \
220 dst = MLIB_S16_MIN; \
221 else \
222 dst = (mlib_s16)val
223
224 #elif IMG_TYPE == 3
225
226 #define CLAMP_STORE(dst, val) \
227 if (val >= MLIB_U16_MAX) \
228 dst = MLIB_U16_MAX; \
229 else if (val <= MLIB_U16_MIN) \
230 dst = MLIB_U16_MIN; \
231 else \
232 dst = (mlib_u16)val
233
234 #endif /* IMG_TYPE == 1 */
235
236 /***************************************************************/
237 #define MAX_KER 7
238 #define MAX_N 15
239 #define BUFF_SIZE 1600
240 #define CACHE_SIZE (64*1024)
241
242 static mlib_status mlib_ImageConv1xN_ext(mlib_image *dst,
243 const mlib_image *src,
244 const mlib_d64 *k,
245 mlib_s32 n,
246 mlib_s32 dy_t,
247 mlib_s32 dy_b,
248 mlib_s32 cmask)
249 {
250 DTYPE *adr_src, *sl;
251 DTYPE *adr_dst, *dl, *dp;
252 FTYPE buff[BUFF_SIZE];
253 FTYPE *buffd;
254 FTYPE *pbuff = buff;
282
283 sbuff = pbuff;
284 buffd = sbuff + smax_hsize;
285
286 shgt -= (dy_t + dy_b);
287 k_off = 0;
288
289 for (l = 0; l < hgt; l += hsize) {
290 hsize = hgt - l;
291
292 if (hsize > max_hsize) hsize = max_hsize;
293
294 smax_hsize = hsize + (n - 1);
295
296 for (c = 0; c < nchannel; c++) {
297 if (!(cmask & (1 << (nchannel - 1 - c)))) continue;
298
299 sl = adr_src + c;
300 dl = adr_dst + c;
301
302 for (i = 0; i < hsize; i++) buffd[i] = 0.0;
303
304 for (j = 0; j < wid; j++) {
305 FTYPE *buff = sbuff;
306
307 for (i = k_off, ii = 0; (i < dy_t) && (ii < smax_hsize); i++, ii++) {
308 sbuff[i - k_off] = (FTYPE)sl[0];
309 }
310
311 for (; (i < shgt + dy_t) && (ii < smax_hsize); i++, ii++) {
312 sbuff[i - k_off] = (FTYPE)sl[(i - dy_t)*sll];
313 }
314
315 for (; (i < shgt + dy_t + dy_b) && (ii < smax_hsize); i++, ii++) {
316 sbuff[i - k_off] = (FTYPE)sl[(shgt - 1)*sll];
317 }
318
319 pk = k;
320
321 for (off = 0; off < (n - 4); off += 4) {
322
323 p2 = buff[0]; p3 = buff[1]; p4 = buff[2];
324 k0 = pk[0]; k1 = pk[1]; k2 = pk[2]; k3 = pk[3];
325
326 for (i = 0; i < hsize; i += 2) {
327 p0 = p2; p1 = p3; p2 = p4;
328
329 p3 = buff[i + 3]; p4 = buff[i + 4];
330
331 buffd[i ] += p0*k0 + p1*k1 + p2*k2 + p3*k3;
332 buffd[i + 1] += p1*k0 + p2*k1 + p3*k2 + p4*k3;
333 }
334
335 pk += 4;
336 buff += 4;
337 }
338
339 dp = dl;
340 kh = n - off;
341
342 if (kh == 4) {
343 p2 = buff[0]; p3 = buff[1]; p4 = buff[2];
344 k0 = pk[0]; k1 = pk[1]; k2 = pk[2]; k3 = pk[3];
345
346 for (i = 0; i <= (hsize - 2); i += 2) {
347 p0 = p2; p1 = p3; p2 = p4;
348
349 p3 = buff[i + 3]; p4 = buff[i + 4];
350
351 d0 = D2I(p0*k0 + p1*k1 + p2*k2 + p3*k3 + buffd[i ]);
352 d1 = D2I(p1*k0 + p2*k1 + p3*k2 + p4*k3 + buffd[i + 1]);
353
354 dp[0 ] = FROM_S32(d0);
355 dp[dll] = FROM_S32(d1);
356
357 buffd[i ] = 0.0;
358 buffd[i + 1] = 0.0;
359
360 dp += 2*dll;
361 }
362
363 if (i < hsize) {
364 p0 = p2; p1 = p3; p2 = p4;
365 p3 = buff[i + 3];
366 d0 = D2I(p0*k0 + p1*k1 + p2*k2 + p3*k3 + buffd[i]);
367 dp[0] = FROM_S32(d0);
368 buffd[i] = 0.0;
369 }
370
371 } else if (kh == 3) {
372
373 p2 = buff[0]; p3 = buff[1];
374 k0 = pk[0]; k1 = pk[1]; k2 = pk[2];
375
376 for (i = 0; i <= (hsize - 2); i += 2) {
377 p0 = p2; p1 = p3;
378
379 p2 = buff[i + 2]; p3 = buff[i + 3];
380
381 d0 = D2I(p0*k0 + p1*k1 + p2*k2 + buffd[i ]);
382 d1 = D2I(p1*k0 + p2*k1 + p3*k2 + buffd[i + 1]);
383
384 dp[0 ] = FROM_S32(d0);
385 dp[dll] = FROM_S32(d1);
386
387 buffd[i ] = 0.0;
388 buffd[i + 1] = 0.0;
389
390 dp += 2*dll;
391 }
392
393 if (i < hsize) {
394 p0 = p2; p1 = p3;
395 p2 = buff[i + 2];
396 d0 = D2I(p0*k0 + p1*k1 + p2*k2 + buffd[i]);
397 dp[0] = FROM_S32(d0);
398
399 buffd[i] = 0.0;
400 }
401
402 } else if (kh == 2) {
403
404 p2 = buff[0];
405 k0 = pk[0]; k1 = pk[1];
406
407 for (i = 0; i <= (hsize - 2); i += 2) {
408 p0 = p2;
409
410 p1 = buff[i + 1]; p2 = buff[i + 2];
411
412 d0 = D2I(p0*k0 + p1*k1 + buffd[i ]);
413 d1 = D2I(p1*k0 + p2*k1 + buffd[i + 1]);
414
415 dp[0 ] = FROM_S32(d0);
416 dp[dll] = FROM_S32(d1);
417
418 buffd[i ] = 0.0;
419 buffd[i + 1] = 0.0;
420
421 dp += 2*dll;
422 }
423
424 if (i < hsize) {
425 p0 = p2;
426 p1 = buff[i + 1];
427 d0 = D2I(p0*k0 + p1*k1 + buffd[i]);
428 dp[0] = FROM_S32(d0);
429
430 buffd[i] = 0.0;
431 }
432
433 } else /* kh == 1 */{
434
435 k0 = pk[0];
436
437 for (i = 0; i <= (hsize - 2); i += 2) {
438 p0 = buff[i]; p1 = buff[i + 1];
439
440 d0 = D2I(p0*k0 + buffd[i ]);
441 d1 = D2I(p1*k0 + buffd[i + 1]);
442
443 dp[0 ] = FROM_S32(d0);
444 dp[dll] = FROM_S32(d1);
445
446 buffd[i ] = 0.0;
447 buffd[i + 1] = 0.0;
448
449 dp += 2*dll;
450 }
451
452 if (i < hsize) {
453 p0 = buff[i];
454 d0 = D2I(p0*k0 + buffd[i]);
455 dp[0] = FROM_S32(d0);
456
539 buffi = (mlib_s32*)(buffd + swid);
540
541 chan1 = nchannel;
542 chan2 = chan1 + chan1;
543
544 swid -= (dx_l + dx_r);
545
546 for (c = 0; c < nchannel; c++) {
547 if (!(cmask & (1 << (chan1 - 1 - c)))) continue;
548
549 sl = adr_src + c;
550 dl = adr_dst + c;
551
552 for (l = 0; l < n; l++) {
553 FTYPE *buff = buffs[l];
554
555 for (i = 0; i < dx_l; i++) {
556 buff[i] = (FTYPE)sl[0];
557 }
558
559 for (i = 0; i < swid; i++) {
560 buff[i + dx_l] = (FTYPE)sl[i*chan1];
561 }
562
563 for (i = 0; i < dx_r; i++) {
564 buff[swid + dx_l + i] = buff[swid + dx_l - 1];
565 }
566
567 if ((l >= dy_t) && (l < hgt + n - dy_b - 2)) sl += sll;
568 }
569
570 buff_ind = 0;
571
572 for (i = 0; i < wid; i++) buffd[i] = 0.0;
573
574 for (j = 0; j < hgt; j++) {
575 FTYPE **buffc = buffs + buff_ind;
576 FTYPE *buffn = buffc[n];
577 FTYPE *pk = k;
578
579 for (l = 0; l < n; l++) {
580 FTYPE *buff_l = buffc[l];
581
582 for (off = 0; off < m;) {
583 FTYPE *buff = buff_l + off;
584
585 kw = m - off;
586
587 if (kw > 2*MAX_KER) kw = MAX_KER; else
588 if (kw > MAX_KER) kw = kw/2;
589 off += kw;
590
591 sp = sl;
592 dp = dl;
593
594 if (kw == 7) {
595
596 p2 = buff[0]; p3 = buff[1]; p4 = buff[2];
597 p5 = buff[3]; p6 = buff[4]; p7 = buff[5];
598
599 k0 = pk[0]; k1 = pk[1]; k2 = pk[2]; k3 = pk[3];
600 k4 = pk[4]; k5 = pk[5]; k6 = pk[6];
601
602 if (l < (n - 1) || off < m) {
603 for (i = 0; i <= (wid - 2); i += 2) {
604 p0 = p2; p1 = p3; p2 = p4; p3 = p5; p4 = p6; p5 = p7;
605
606 p6 = buff[i + 6]; p7 = buff[i + 7];
607
608 buffd[i ] += p0*k0 + p1*k1 + p2*k2 + p3*k3 + p4*k4 + p5*k5 + p6*k6;
609 buffd[i + 1] += p1*k0 + p2*k1 + p3*k2 + p4*k3 + p5*k4 + p6*k5 + p7*k6;
610 }
611
612 } else {
613 for (i = 0; i <= (wid - 2); i += 2) {
614 p0 = p2; p1 = p3; p2 = p4; p3 = p5; p4 = p6; p5 = p7;
615
616 p6 = buff[i + 6]; p7 = buff[i + 7];
617
618 LOAD_BUFF(buffi);
619
620 dd.d64 = *(FTYPE *)(buffi + i);
621 buffn[i + dx_l ] = (FTYPE)dd.i32s.i0;
622 buffn[i + dx_l + 1] = (FTYPE)dd.i32s.i1;
623
624 d0 = D2I(p0*k0 + p1*k1 + p2*k2 + p3*k3 + p4*k4 + p5*k5 + p6*k6 + buffd[i ]);
625 d1 = D2I(p1*k0 + p2*k1 + p3*k2 + p4*k3 + p5*k4 + p6*k5 + p7*k6 + buffd[i + 1]);
626
627 dp[0 ] = FROM_S32(d0);
628 dp[chan1] = FROM_S32(d1);
629
630 buffd[i ] = 0.0;
631 buffd[i + 1] = 0.0;
632
633 sp += chan2;
634 dp += chan2;
635 }
636 }
637
638 } else if (kw == 6) {
639
640 p2 = buff[0]; p3 = buff[1]; p4 = buff[2];
641 p5 = buff[3]; p6 = buff[4];
642
643 k0 = pk[0]; k1 = pk[1]; k2 = pk[2]; k3 = pk[3];
644 k4 = pk[4]; k5 = pk[5];
645
646 if (l < (n - 1) || off < m) {
647 for (i = 0; i <= (wid - 2); i += 2) {
648 p0 = p2; p1 = p3; p2 = p4; p3 = p5; p4 = p6;
649
650 p5 = buff[i + 5]; p6 = buff[i + 6];
651
652 buffd[i ] += p0*k0 + p1*k1 + p2*k2 + p3*k3 + p4*k4 + p5*k5;
653 buffd[i + 1] += p1*k0 + p2*k1 + p3*k2 + p4*k3 + p5*k4 + p6*k5;
654 }
655
656 } else {
657 for (i = 0; i <= (wid - 2); i += 2) {
658 p0 = p2; p1 = p3; p2 = p4; p3 = p5; p4 = p6;
659
660 p5 = buff[i + 5]; p6 = buff[i + 6];
661
662 LOAD_BUFF(buffi);
663
664 dd.d64 = *(FTYPE *)(buffi + i);
665 buffn[i + dx_l ] = (FTYPE)dd.i32s.i0;
666 buffn[i + dx_l + 1] = (FTYPE)dd.i32s.i1;
667
668 d0 = D2I(p0*k0 + p1*k1 + p2*k2 + p3*k3 + p4*k4 + p5*k5 + buffd[i ]);
669 d1 = D2I(p1*k0 + p2*k1 + p3*k2 + p4*k3 + p5*k4 + p6*k5 + buffd[i + 1]);
670
671 dp[0 ] = FROM_S32(d0);
672 dp[chan1] = FROM_S32(d1);
673
674 buffd[i ] = 0.0;
675 buffd[i + 1] = 0.0;
676
677 sp += chan2;
678 dp += chan2;
679 }
680 }
681
682 } else if (kw == 5) {
683
684 p2 = buff[0]; p3 = buff[1]; p4 = buff[2];
685 p5 = buff[3];
686
687 k0 = pk[0]; k1 = pk[1]; k2 = pk[2]; k3 = pk[3];
688 k4 = pk[4];
689
690 if (l < (n - 1) || off < m) {
691 for (i = 0; i <= (wid - 2); i += 2) {
692 p0 = p2; p1 = p3; p2 = p4; p3 = p5;
693
694 p4 = buff[i + 4]; p5 = buff[i + 5];
695
696 buffd[i ] += p0*k0 + p1*k1 + p2*k2 + p3*k3 + p4*k4;
697 buffd[i + 1] += p1*k0 + p2*k1 + p3*k2 + p4*k3 + p5*k4;
698 }
699
700 } else {
701 for (i = 0; i <= (wid - 2); i += 2) {
702 p0 = p2; p1 = p3; p2 = p4; p3 = p5;
703
704 p4 = buff[i + 4]; p5 = buff[i + 5];
705
706 LOAD_BUFF(buffi);
707
708 dd.d64 = *(FTYPE *)(buffi + i);
709 buffn[i + dx_l ] = (FTYPE)dd.i32s.i0;
710 buffn[i + dx_l + 1] = (FTYPE)dd.i32s.i1;
711
712 d0 = D2I(p0*k0 + p1*k1 + p2*k2 + p3*k3 + p4*k4 + buffd[i ]);
713 d1 = D2I(p1*k0 + p2*k1 + p3*k2 + p4*k3 + p5*k4 + buffd[i + 1]);
714
715 dp[0 ] = FROM_S32(d0);
716 dp[chan1] = FROM_S32(d1);
717
718 buffd[i ] = 0.0;
719 buffd[i + 1] = 0.0;
720
721 sp += chan2;
722 dp += chan2;
723 }
724 }
725
726 } else if (kw == 4) {
727
728 p2 = buff[0]; p3 = buff[1]; p4 = buff[2];
729
730 k0 = pk[0]; k1 = pk[1]; k2 = pk[2]; k3 = pk[3];
731
732 if (l < (n - 1) || off < m) {
733 for (i = 0; i <= (wid - 2); i += 2) {
734 p0 = p2; p1 = p3; p2 = p4;
735
736 p3 = buff[i + 3]; p4 = buff[i + 4];
737
738 buffd[i ] += p0*k0 + p1*k1 + p2*k2 + p3*k3;
739 buffd[i + 1] += p1*k0 + p2*k1 + p3*k2 + p4*k3;
740 }
741
742 } else {
743 for (i = 0; i <= (wid - 2); i += 2) {
744 p0 = p2; p1 = p3; p2 = p4;
745
746 p3 = buff[i + 3]; p4 = buff[i + 4];
747
748 LOAD_BUFF(buffi);
749
750 dd.d64 = *(FTYPE *)(buffi + i);
751 buffn[i + dx_l ] = (FTYPE)dd.i32s.i0;
752 buffn[i + dx_l + 1] = (FTYPE)dd.i32s.i1;
753
754 d0 = D2I(p0*k0 + p1*k1 + p2*k2 + p3*k3 + buffd[i ]);
755 d1 = D2I(p1*k0 + p2*k1 + p3*k2 + p4*k3 + buffd[i + 1]);
756
757 dp[0 ] = FROM_S32(d0);
758 dp[chan1] = FROM_S32(d1);
759
760 buffd[i ] = 0.0;
761 buffd[i + 1] = 0.0;
762
763 sp += chan2;
764 dp += chan2;
765 }
766 }
767
768 } else if (kw == 3) {
769
770 p2 = buff[0]; p3 = buff[1];
771 k0 = pk[0]; k1 = pk[1]; k2 = pk[2];
772
773 if (l < (n - 1) || off < m) {
774 for (i = 0; i <= (wid - 2); i += 2) {
775 p0 = p2; p1 = p3;
776
777 p2 = buff[i + 2]; p3 = buff[i + 3];
778
779 buffd[i ] += p0*k0 + p1*k1 + p2*k2;
780 buffd[i + 1] += p1*k0 + p2*k1 + p3*k2;
781 }
782
783 } else {
784 for (i = 0; i <= (wid - 2); i += 2) {
785 p0 = p2; p1 = p3;
786
787 p2 = buff[i + 2]; p3 = buff[i + 3];
788
789 LOAD_BUFF(buffi);
790
791 dd.d64 = *(FTYPE *)(buffi + i);
792 buffn[i + dx_l ] = (FTYPE)dd.i32s.i0;
793 buffn[i + dx_l + 1] = (FTYPE)dd.i32s.i1;
794
795 d0 = D2I(p0*k0 + p1*k1 + p2*k2 + buffd[i ]);
796 d1 = D2I(p1*k0 + p2*k1 + p3*k2 + buffd[i + 1]);
797
798 dp[0 ] = FROM_S32(d0);
799 dp[chan1] = FROM_S32(d1);
800
801 buffd[i ] = 0.0;
802 buffd[i + 1] = 0.0;
803
804 sp += chan2;
805 dp += chan2;
806 }
807 }
808
809 } else /* if (kw == 2) */ {
810
811 p2 = buff[0];
812 k0 = pk[0]; k1 = pk[1];
813
814 if (l < (n - 1) || off < m) {
815 for (i = 0; i <= (wid - 2); i += 2) {
816 p0 = p2;
817
818 p1 = buff[i + 1]; p2 = buff[i + 2];
819
820 buffd[i ] += p0*k0 + p1*k1;
821 buffd[i + 1] += p1*k0 + p2*k1;
822 }
823
824 } else {
825 for (i = 0; i <= (wid - 2); i += 2) {
826 p0 = p2;
827
828 p1 = buff[i + 1]; p2 = buff[i + 2];
829
830 LOAD_BUFF(buffi);
831
832 dd.d64 = *(FTYPE *)(buffi + i);
833 buffn[i + dx_l ] = (FTYPE)dd.i32s.i0;
834 buffn[i + dx_l + 1] = (FTYPE)dd.i32s.i1;
835
836 d0 = D2I(p0*k0 + p1*k1 + buffd[i ]);
837 d1 = D2I(p1*k0 + p2*k1 + buffd[i + 1]);
838
839 dp[0 ] = FROM_S32(d0);
840 dp[chan1] = FROM_S32(d1);
841
842 buffd[i ] = 0.0;
843 buffd[i + 1] = 0.0;
844
878 }
879
880 for (i = 0; i < dx_l; i++) buffn[i] = buffn[dx_l];
881 for (i = 0; i < dx_r; i++) buffn[swid + dx_l + i] = buffn[swid + dx_l - 1];
882
883 /* next line */
884
885 if (j < hgt - dy_b - 2) sl += sll;
886 dl += dll;
887
888 buff_ind++;
889
890 if (buff_ind >= n + 1) buff_ind = 0;
891 }
892 }
893
894 FREE_AND_RETURN_STATUS;
895 }
896
897 /***************************************************************/
898 #define STORE_RES(res, x) \
899 x >>= shift2; \
900 CLAMP_STORE(res, x)
901
902 mlib_status CONV_FUNC_MxN_I
903 {
904 DTYPE *adr_src, *sl, *sp = NULL;
905 DTYPE *adr_dst, *dl, *dp = NULL;
906 mlib_s32 buff[BUFF_SIZE], *buffs_arr[2*(MAX_N + 1)];
907 mlib_s32 *pbuff = buff;
908 mlib_s32 **buffs = buffs_arr, *buffd;
909 mlib_s32 l, off, kw, bsize, buff_ind;
910 mlib_s32 d0, d1, shift1, shift2;
911 mlib_s32 k0, k1, k2, k3, k4, k5, k6;
912 mlib_s32 p0, p1, p2, p3, p4, p5, p6, p7;
913 mlib_s32 wid, hgt, sll, dll;
914 mlib_s32 nchannel, chan1;
915 mlib_s32 i, j, c, swid;
916 mlib_s32 chan2;
917 mlib_s32 k_locl[MAX_N*MAX_N], *k = k_locl;
953
954 for (i = 0; i < m*n; i++) {
955 k[i] = kernel[i] >> shift1;
956 }
957
958 swid -= (dx_l + dx_r);
959
960 for (c = 0; c < nchannel; c++) {
961 if (!(cmask & (1 << (nchannel - 1 - c)))) continue;
962
963 sl = adr_src + c;
964 dl = adr_dst + c;
965
966 for (l = 0; l < n; l++) {
967 mlib_s32 *buff = buffs[l];
968
969 for (i = 0; i < dx_l; i++) {
970 buff[i] = (mlib_s32)sl[0];
971 }
972
973 for (i = 0; i < swid; i++) {
974 buff[i + dx_l] = (mlib_s32)sl[i*chan1];
975 }
976
977 for (i = 0; i < dx_r; i++) {
978 buff[swid + dx_l + i] = buff[swid + dx_l - 1];
979 }
980
981 if ((l >= dy_t) && (l < hgt + n - dy_b - 2)) sl += sll;
982 }
983
984 buff_ind = 0;
985
986 for (i = 0; i < wid; i++) buffd[i] = 0;
987
988 for (j = 0; j < hgt; j++) {
989 mlib_s32 **buffc = buffs + buff_ind;
990 mlib_s32 *buffn = buffc[n];
991 mlib_s32 *pk = k;
992
993 for (l = 0; l < n; l++) {
994 mlib_s32 *buff_l = buffc[l];
995
996 for (off = 0; off < m;) {
997 mlib_s32 *buff = buff_l + off;
998
999 sp = sl;
1000 dp = dl;
1001
1002 kw = m - off;
1003
1004 if (kw > 2*MAX_KER) kw = MAX_KER; else
1005 if (kw > MAX_KER) kw = kw/2;
1006 off += kw;
1007
1008 if (kw == 7) {
1009
1010 p2 = buff[0]; p3 = buff[1]; p4 = buff[2];
1011 p5 = buff[3]; p6 = buff[4]; p7 = buff[5];
1012
1013 k0 = pk[0]; k1 = pk[1]; k2 = pk[2]; k3 = pk[3];
1014 k4 = pk[4]; k5 = pk[5]; k6 = pk[6];
1015
1016 if (l < (n - 1) || off < m) {
1017 for (i = 0; i <= (wid - 2); i += 2) {
1018 p0 = p2; p1 = p3; p2 = p4; p3 = p5; p4 = p6; p5 = p7;
1019
1020 p6 = buff[i + 6]; p7 = buff[i + 7];
1021
1022 buffd[i ] += p0*k0 + p1*k1 + p2*k2 + p3*k3 + p4*k4 + p5*k5 + p6*k6;
1023 buffd[i + 1] += p1*k0 + p2*k1 + p3*k2 + p4*k3 + p5*k4 + p6*k5 + p7*k6;
1024 }
1025
1026 } else {
1027 for (i = 0; i <= (wid - 2); i += 2) {
1028 p0 = p2; p1 = p3; p2 = p4; p3 = p5; p4 = p6; p5 = p7;
1029
1030 p6 = buff[i + 6]; p7 = buff[i + 7];
1031
1032 buffn[i + dx_l ] = (mlib_s32)sp[0];
1033 buffn[i + dx_l + 1] = (mlib_s32)sp[chan1];
1034
1035 d0 = (p0*k0 + p1*k1 + p2*k2 + p3*k3 + p4*k4 + p5*k5 + p6*k6 + buffd[i ]);
1036 d1 = (p1*k0 + p2*k1 + p3*k2 + p4*k3 + p5*k4 + p6*k5 + p7*k6 + buffd[i + 1]);
1037
1038 STORE_RES(dp[0 ], d0);
1039 STORE_RES(dp[chan1], d1);
1040
1041 buffd[i ] = 0;
1042 buffd[i + 1] = 0;
1043
1044 sp += chan2;
1045 dp += chan2;
1046 }
1047 }
1048
1049 } else if (kw == 6) {
1050
1051 p2 = buff[0]; p3 = buff[1]; p4 = buff[2];
1052 p5 = buff[3]; p6 = buff[4];
1053
1054 k0 = pk[0]; k1 = pk[1]; k2 = pk[2]; k3 = pk[3];
1055 k4 = pk[4]; k5 = pk[5];
1056
1057 if (l < (n - 1) || off < m) {
1058 for (i = 0; i <= (wid - 2); i += 2) {
1059 p0 = p2; p1 = p3; p2 = p4; p3 = p5; p4 = p6;
1060
1061 p5 = buff[i + 5]; p6 = buff[i + 6];
1062
1063 buffd[i ] += p0*k0 + p1*k1 + p2*k2 + p3*k3 + p4*k4 + p5*k5;
1064 buffd[i + 1] += p1*k0 + p2*k1 + p3*k2 + p4*k3 + p5*k4 + p6*k5;
1065 }
1066
1067 } else {
1068 for (i = 0; i <= (wid - 2); i += 2) {
1069 p0 = p2; p1 = p3; p2 = p4; p3 = p5; p4 = p6;
1070
1071 p5 = buff[i + 5]; p6 = buff[i + 6];
1072
1073 buffn[i + dx_l ] = (mlib_s32)sp[0];
1074 buffn[i + dx_l + 1] = (mlib_s32)sp[chan1];
1075
1076 d0 = (p0*k0 + p1*k1 + p2*k2 + p3*k3 + p4*k4 + p5*k5 + buffd[i ]);
1077 d1 = (p1*k0 + p2*k1 + p3*k2 + p4*k3 + p5*k4 + p6*k5 + buffd[i + 1]);
1078
1079 STORE_RES(dp[0 ], d0);
1080 STORE_RES(dp[chan1], d1);
1081
1082 buffd[i ] = 0;
1083 buffd[i + 1] = 0;
1084
1085 sp += chan2;
1086 dp += chan2;
1087 }
1088 }
1089
1090 } else if (kw == 5) {
1091
1092 p2 = buff[0]; p3 = buff[1]; p4 = buff[2];
1093 p5 = buff[3];
1094
1095 k0 = pk[0]; k1 = pk[1]; k2 = pk[2]; k3 = pk[3];
1096 k4 = pk[4];
1097
1098 if (l < (n - 1) || off < m) {
1099 for (i = 0; i <= (wid - 2); i += 2) {
1100 p0 = p2; p1 = p3; p2 = p4; p3 = p5;
1101
1102 p4 = buff[i + 4]; p5 = buff[i + 5];
1103
1104 buffd[i ] += p0*k0 + p1*k1 + p2*k2 + p3*k3 + p4*k4;
1105 buffd[i + 1] += p1*k0 + p2*k1 + p3*k2 + p4*k3 + p5*k4;
1106 }
1107
1108 } else {
1109 for (i = 0; i <= (wid - 2); i += 2) {
1110 p0 = p2; p1 = p3; p2 = p4; p3 = p5;
1111
1112 p4 = buff[i + 4]; p5 = buff[i + 5];
1113
1114 buffn[i + dx_l ] = (mlib_s32)sp[0];
1115 buffn[i + dx_l + 1] = (mlib_s32)sp[chan1];
1116
1117 d0 = (p0*k0 + p1*k1 + p2*k2 + p3*k3 + p4*k4 + buffd[i ]);
1118 d1 = (p1*k0 + p2*k1 + p3*k2 + p4*k3 + p5*k4 + buffd[i + 1]);
1119
1120 STORE_RES(dp[0 ], d0);
1121 STORE_RES(dp[chan1], d1);
1122
1123 buffd[i ] = 0;
1124 buffd[i + 1] = 0;
1125
1126 sp += chan2;
1127 dp += chan2;
1128 }
1129 }
1130
1131 } else if (kw == 4) {
1132
1133 p2 = buff[0]; p3 = buff[1]; p4 = buff[2];
1134
1135 k0 = pk[0]; k1 = pk[1]; k2 = pk[2]; k3 = pk[3];
1136
1137 if (l < (n - 1) || off < m) {
1138 for (i = 0; i <= (wid - 2); i += 2) {
1139 p0 = p2; p1 = p3; p2 = p4;
1140
1141 p3 = buff[i + 3]; p4 = buff[i + 4];
1142
1143 buffd[i ] += p0*k0 + p1*k1 + p2*k2 + p3*k3;
1144 buffd[i + 1] += p1*k0 + p2*k1 + p3*k2 + p4*k3;
1145 }
1146
1147 } else {
1148 for (i = 0; i <= (wid - 2); i += 2) {
1149 p0 = p2; p1 = p3; p2 = p4;
1150
1151 p3 = buff[i + 3]; p4 = buff[i + 4];
1152
1153 buffn[i + dx_l ] = (mlib_s32)sp[0];
1154 buffn[i + dx_l + 1] = (mlib_s32)sp[chan1];
1155
1156 d0 = (p0*k0 + p1*k1 + p2*k2 + p3*k3 + buffd[i ]);
1157 d1 = (p1*k0 + p2*k1 + p3*k2 + p4*k3 + buffd[i + 1]);
1158
1159 STORE_RES(dp[0 ], d0);
1160 STORE_RES(dp[chan1], d1);
1161
1162 buffd[i ] = 0;
1163 buffd[i + 1] = 0;
1164
1165 sp += chan2;
1166 dp += chan2;
1167 }
1168 }
1169
1170 } else if (kw == 3) {
1171
1172 p2 = buff[0]; p3 = buff[1];
1173 k0 = pk[0]; k1 = pk[1]; k2 = pk[2];
1174
1175 if (l < (n - 1) || off < m) {
1176 for (i = 0; i <= (wid - 2); i += 2) {
1177 p0 = p2; p1 = p3;
1178
1179 p2 = buff[i + 2]; p3 = buff[i + 3];
1180
1181 buffd[i ] += p0*k0 + p1*k1 + p2*k2;
1182 buffd[i + 1] += p1*k0 + p2*k1 + p3*k2;
1183 }
1184
1185 } else {
1186 for (i = 0; i <= (wid - 2); i += 2) {
1187 p0 = p2; p1 = p3;
1188
1189 p2 = buff[i + 2]; p3 = buff[i + 3];
1190
1191 buffn[i + dx_l ] = (mlib_s32)sp[0];
1192 buffn[i + dx_l + 1] = (mlib_s32)sp[chan1];
1193
1194 d0 = (p0*k0 + p1*k1 + p2*k2 + buffd[i ]);
1195 d1 = (p1*k0 + p2*k1 + p3*k2 + buffd[i + 1]);
1196
1197 STORE_RES(dp[0 ], d0);
1198 STORE_RES(dp[chan1], d1);
1199
1200 buffd[i ] = 0;
1201 buffd[i + 1] = 0;
1202
1203 sp += chan2;
1204 dp += chan2;
1205 }
1206 }
1207
1208 } else if (kw == 2) {
1209
1210 p2 = buff[0];
1211 k0 = pk[0]; k1 = pk[1];
1212
1213 if (l < (n - 1) || off < m) {
1214 for (i = 0; i <= (wid - 2); i += 2) {
1215 p0 = p2;
1216
1217 p1 = buff[i + 1]; p2 = buff[i + 2];
1218
1219 buffd[i ] += p0*k0 + p1*k1;
1220 buffd[i + 1] += p1*k0 + p2*k1;
1221 }
1222
1223 } else {
1224 for (i = 0; i <= (wid - 2); i += 2) {
1225 p0 = p2;
1226
1227 p1 = buff[i + 1]; p2 = buff[i + 2];
1228
1229 buffn[i + dx_l ] = (mlib_s32)sp[0];
1230 buffn[i + dx_l + 1] = (mlib_s32)sp[chan1];
1231
1232 d0 = (p0*k0 + p1*k1 + buffd[i ]);
1233 d1 = (p1*k0 + p2*k1 + buffd[i + 1]);
1234
1235 STORE_RES(dp[0 ], d0);
1236 STORE_RES(dp[chan1], d1);
1237
1238 buffd[i ] = 0;
1239 buffd[i + 1] = 0;
1240
1241 sp += chan2;
1242 dp += chan2;
1243 }
1244 }
1245
1246 } else /* kw == 1 */{
1247
1248 k0 = pk[0];
1249
1250 if (l < (n - 1) || off < m) {
1251 for (i = 0; i <= (wid - 2); i += 2) {
1252 p0 = buff[i]; p1 = buff[i + 1];
1253
1254 buffd[i ] += p0*k0;
1255 buffd[i + 1] += p1*k0;
1256 }
1257
1258 } else {
1259 for (i = 0; i <= (wid - 2); i += 2) {
1260 p0 = buff[i]; p1 = buff[i + 1];
1261
1262 buffn[i + dx_l ] = (mlib_s32)sp[0];
1263 buffn[i + dx_l + 1] = (mlib_s32)sp[chan1];
1264
1265 d0 = (p0*k0 + buffd[i ]);
1266 d1 = (p1*k0 + buffd[i + 1]);
1267
1268 STORE_RES(dp[0 ], d0);
1269 STORE_RES(dp[chan1], d1);
1270
1271 buffd[i ] = 0;
1272 buffd[i + 1] = 0;
1273
1274 sp += chan2;
1275 dp += chan2;
1276 }
1277 }
1278 }
1306
1307 for (i = 0; i < dx_l; i++) buffn[i] = buffn[dx_l];
1308 for (i = 0; i < dx_r; i++) buffn[swid + dx_l + i] = buffn[swid + dx_l - 1];
1309
1310 /* next line */
1311
1312 if (j < hgt - dy_b - 2) sl += sll;
1313 dl += dll;
1314
1315 buff_ind++;
1316
1317 if (buff_ind >= n + 1) buff_ind = 0;
1318 }
1319 }
1320
1321 if (pbuff != buff) mlib_free(pbuff);
1322 if (k != k_locl) mlib_free(k);
1323
1324 return MLIB_SUCCESS;
1325 }
1326
1327 /***************************************************************/
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