1 | /*****************************************************************************/ |
2 | // Copyright 2006-2009 Adobe Systems Incorporated |
3 | // All Rights Reserved. |
4 | // |
5 | // NOTICE: Adobe permits you to use, modify, and distribute this file in |
6 | // accordance with the terms of the Adobe license agreement accompanying it. |
7 | /*****************************************************************************/ |
8 | |
9 | /* $Id: //mondo/dng_sdk_1_4/dng_sdk/source/dng_reference.cpp#1 $ */ |
10 | /* $DateTime: 2012/05/30 13:28:51 $ */ |
11 | /* $Change: 832332 $ */ |
12 | /* $Author: tknoll $ */ |
13 | |
14 | /*****************************************************************************/ |
15 | |
16 | #include "dng_reference.h" |
17 | |
18 | #include "dng_1d_table.h" |
19 | #include "dng_hue_sat_map.h" |
20 | #include "dng_matrix.h" |
21 | #include "dng_resample.h" |
22 | #include "dng_utils.h" |
23 | |
24 | /*****************************************************************************/ |
25 | |
26 | // This module contains routines that should be as fast as possible, even |
27 | // at the expense of slight code size increases. |
28 | |
29 | #include "dng_fast_module.h" |
30 | |
31 | /*****************************************************************************/ |
32 | |
33 | void RefZeroBytes (void *dPtr, |
34 | uint32 count) |
35 | { |
36 | |
37 | memset (dPtr, 0, count); |
38 | |
39 | } |
40 | |
41 | /*****************************************************************************/ |
42 | |
43 | void RefCopyBytes (const void *sPtr, |
44 | void *dPtr, |
45 | uint32 count) |
46 | { |
47 | |
48 | memcpy (dPtr, sPtr, count); |
49 | |
50 | } |
51 | |
52 | /*****************************************************************************/ |
53 | |
54 | void RefSwapBytes16 (uint16 *dPtr, |
55 | uint32 count) |
56 | { |
57 | |
58 | for (uint32 j = 0; j < count; j++) |
59 | { |
60 | |
61 | dPtr [j] = SwapBytes16 (dPtr [j]); |
62 | |
63 | } |
64 | |
65 | } |
66 | |
67 | /*****************************************************************************/ |
68 | |
69 | void RefSwapBytes32 (uint32 *dPtr, |
70 | uint32 count) |
71 | { |
72 | |
73 | for (uint32 j = 0; j < count; j++) |
74 | { |
75 | |
76 | dPtr [j] = SwapBytes32 (dPtr [j]); |
77 | |
78 | } |
79 | |
80 | } |
81 | |
82 | /*****************************************************************************/ |
83 | |
84 | void RefSetArea8 (uint8 *dPtr, |
85 | uint8 value, |
86 | uint32 rows, |
87 | uint32 cols, |
88 | uint32 planes, |
89 | int32 rowStep, |
90 | int32 colStep, |
91 | int32 planeStep) |
92 | { |
93 | |
94 | for (uint32 row = 0; row < rows; row++) |
95 | { |
96 | |
97 | uint8 *dPtr1 = dPtr; |
98 | |
99 | for (uint32 col = 0; col < cols; col++) |
100 | { |
101 | |
102 | uint8 *dPtr2 = dPtr1; |
103 | |
104 | for (uint32 plane = 0; plane < planes; plane++) |
105 | { |
106 | |
107 | *dPtr2 = value; |
108 | |
109 | dPtr2 += planeStep; |
110 | |
111 | } |
112 | |
113 | dPtr1 += colStep; |
114 | |
115 | } |
116 | |
117 | dPtr += rowStep; |
118 | |
119 | } |
120 | |
121 | } |
122 | |
123 | /*****************************************************************************/ |
124 | |
125 | void RefSetArea16 (uint16 *dPtr, |
126 | uint16 value, |
127 | uint32 rows, |
128 | uint32 cols, |
129 | uint32 planes, |
130 | int32 rowStep, |
131 | int32 colStep, |
132 | int32 planeStep) |
133 | { |
134 | |
135 | for (uint32 row = 0; row < rows; row++) |
136 | { |
137 | |
138 | uint16 *dPtr1 = dPtr; |
139 | |
140 | for (uint32 col = 0; col < cols; col++) |
141 | { |
142 | |
143 | uint16 *dPtr2 = dPtr1; |
144 | |
145 | for (uint32 plane = 0; plane < planes; plane++) |
146 | { |
147 | |
148 | *dPtr2 = value; |
149 | |
150 | dPtr2 += planeStep; |
151 | |
152 | } |
153 | |
154 | dPtr1 += colStep; |
155 | |
156 | } |
157 | |
158 | dPtr += rowStep; |
159 | |
160 | } |
161 | |
162 | } |
163 | |
164 | /*****************************************************************************/ |
165 | |
166 | void RefSetArea32 (uint32 *dPtr, |
167 | uint32 value, |
168 | uint32 rows, |
169 | uint32 cols, |
170 | uint32 planes, |
171 | int32 rowStep, |
172 | int32 colStep, |
173 | int32 planeStep) |
174 | { |
175 | |
176 | for (uint32 row = 0; row < rows; row++) |
177 | { |
178 | |
179 | uint32 *dPtr1 = dPtr; |
180 | |
181 | for (uint32 col = 0; col < cols; col++) |
182 | { |
183 | |
184 | uint32 *dPtr2 = dPtr1; |
185 | |
186 | for (uint32 plane = 0; plane < planes; plane++) |
187 | { |
188 | |
189 | *dPtr2 = value; |
190 | |
191 | dPtr2 += planeStep; |
192 | |
193 | } |
194 | |
195 | dPtr1 += colStep; |
196 | |
197 | } |
198 | |
199 | dPtr += rowStep; |
200 | |
201 | } |
202 | |
203 | } |
204 | |
205 | /*****************************************************************************/ |
206 | |
207 | void RefCopyArea8 (const uint8 *sPtr, |
208 | uint8 *dPtr, |
209 | uint32 rows, |
210 | uint32 cols, |
211 | uint32 planes, |
212 | int32 sRowStep, |
213 | int32 sColStep, |
214 | int32 sPlaneStep, |
215 | int32 dRowStep, |
216 | int32 dColStep, |
217 | int32 dPlaneStep) |
218 | { |
219 | |
220 | for (uint32 row = 0; row < rows; row++) |
221 | { |
222 | |
223 | const uint8 *sPtr1 = sPtr; |
224 | uint8 *dPtr1 = dPtr; |
225 | |
226 | for (uint32 col = 0; col < cols; col++) |
227 | { |
228 | |
229 | const uint8 *sPtr2 = sPtr1; |
230 | uint8 *dPtr2 = dPtr1; |
231 | |
232 | for (uint32 plane = 0; plane < planes; plane++) |
233 | { |
234 | |
235 | *dPtr2 = *sPtr2; |
236 | |
237 | sPtr2 += sPlaneStep; |
238 | dPtr2 += dPlaneStep; |
239 | |
240 | } |
241 | |
242 | sPtr1 += sColStep; |
243 | dPtr1 += dColStep; |
244 | |
245 | } |
246 | |
247 | sPtr += sRowStep; |
248 | dPtr += dRowStep; |
249 | |
250 | } |
251 | |
252 | } |
253 | |
254 | /*****************************************************************************/ |
255 | |
256 | void RefCopyArea16 (const uint16 *sPtr, |
257 | uint16 *dPtr, |
258 | uint32 rows, |
259 | uint32 cols, |
260 | uint32 planes, |
261 | int32 sRowStep, |
262 | int32 sColStep, |
263 | int32 sPlaneStep, |
264 | int32 dRowStep, |
265 | int32 dColStep, |
266 | int32 dPlaneStep) |
267 | { |
268 | |
269 | for (uint32 row = 0; row < rows; row++) |
270 | { |
271 | |
272 | const uint16 *sPtr1 = sPtr; |
273 | uint16 *dPtr1 = dPtr; |
274 | |
275 | for (uint32 col = 0; col < cols; col++) |
276 | { |
277 | |
278 | const uint16 *sPtr2 = sPtr1; |
279 | uint16 *dPtr2 = dPtr1; |
280 | |
281 | for (uint32 plane = 0; plane < planes; plane++) |
282 | { |
283 | |
284 | *dPtr2 = *sPtr2; |
285 | |
286 | sPtr2 += sPlaneStep; |
287 | dPtr2 += dPlaneStep; |
288 | |
289 | } |
290 | |
291 | sPtr1 += sColStep; |
292 | dPtr1 += dColStep; |
293 | |
294 | } |
295 | |
296 | sPtr += sRowStep; |
297 | dPtr += dRowStep; |
298 | |
299 | } |
300 | |
301 | } |
302 | |
303 | /*****************************************************************************/ |
304 | |
305 | void RefCopyArea32 (const uint32 *sPtr, |
306 | uint32 *dPtr, |
307 | uint32 rows, |
308 | uint32 cols, |
309 | uint32 planes, |
310 | int32 sRowStep, |
311 | int32 sColStep, |
312 | int32 sPlaneStep, |
313 | int32 dRowStep, |
314 | int32 dColStep, |
315 | int32 dPlaneStep) |
316 | { |
317 | |
318 | for (uint32 row = 0; row < rows; row++) |
319 | { |
320 | |
321 | const uint32 *sPtr1 = sPtr; |
322 | uint32 *dPtr1 = dPtr; |
323 | |
324 | for (uint32 col = 0; col < cols; col++) |
325 | { |
326 | |
327 | const uint32 *sPtr2 = sPtr1; |
328 | uint32 *dPtr2 = dPtr1; |
329 | |
330 | for (uint32 plane = 0; plane < planes; plane++) |
331 | { |
332 | |
333 | *dPtr2 = *sPtr2; |
334 | |
335 | sPtr2 += sPlaneStep; |
336 | dPtr2 += dPlaneStep; |
337 | |
338 | } |
339 | |
340 | sPtr1 += sColStep; |
341 | dPtr1 += dColStep; |
342 | |
343 | } |
344 | |
345 | sPtr += sRowStep; |
346 | dPtr += dRowStep; |
347 | |
348 | } |
349 | |
350 | } |
351 | |
352 | /*****************************************************************************/ |
353 | |
354 | void RefCopyArea8_16 (const uint8 *sPtr, |
355 | uint16 *dPtr, |
356 | uint32 rows, |
357 | uint32 cols, |
358 | uint32 planes, |
359 | int32 sRowStep, |
360 | int32 sColStep, |
361 | int32 sPlaneStep, |
362 | int32 dRowStep, |
363 | int32 dColStep, |
364 | int32 dPlaneStep) |
365 | { |
366 | |
367 | for (uint32 row = 0; row < rows; row++) |
368 | { |
369 | |
370 | const uint8 *sPtr1 = sPtr; |
371 | uint16 *dPtr1 = dPtr; |
372 | |
373 | for (uint32 col = 0; col < cols; col++) |
374 | { |
375 | |
376 | const uint8 *sPtr2 = sPtr1; |
377 | uint16 *dPtr2 = dPtr1; |
378 | |
379 | for (uint32 plane = 0; plane < planes; plane++) |
380 | { |
381 | |
382 | *dPtr2 = *sPtr2; |
383 | |
384 | sPtr2 += sPlaneStep; |
385 | dPtr2 += dPlaneStep; |
386 | |
387 | } |
388 | |
389 | sPtr1 += sColStep; |
390 | dPtr1 += dColStep; |
391 | |
392 | } |
393 | |
394 | sPtr += sRowStep; |
395 | dPtr += dRowStep; |
396 | |
397 | } |
398 | |
399 | } |
400 | |
401 | /*****************************************************************************/ |
402 | |
403 | void RefCopyArea8_S16 (const uint8 *sPtr, |
404 | int16 *dPtr, |
405 | uint32 rows, |
406 | uint32 cols, |
407 | uint32 planes, |
408 | int32 sRowStep, |
409 | int32 sColStep, |
410 | int32 sPlaneStep, |
411 | int32 dRowStep, |
412 | int32 dColStep, |
413 | int32 dPlaneStep) |
414 | { |
415 | |
416 | for (uint32 row = 0; row < rows; row++) |
417 | { |
418 | |
419 | const uint8 *sPtr1 = sPtr; |
420 | int16 *dPtr1 = dPtr; |
421 | |
422 | for (uint32 col = 0; col < cols; col++) |
423 | { |
424 | |
425 | const uint8 *sPtr2 = sPtr1; |
426 | int16 *dPtr2 = dPtr1; |
427 | |
428 | for (uint32 plane = 0; plane < planes; plane++) |
429 | { |
430 | |
431 | int16 x = *sPtr; |
432 | |
433 | *dPtr2 = x ^ 0x8000; |
434 | |
435 | sPtr2 += sPlaneStep; |
436 | dPtr2 += dPlaneStep; |
437 | |
438 | } |
439 | |
440 | sPtr1 += sColStep; |
441 | dPtr1 += dColStep; |
442 | |
443 | } |
444 | |
445 | sPtr += sRowStep; |
446 | dPtr += dRowStep; |
447 | |
448 | } |
449 | |
450 | } |
451 | |
452 | /*****************************************************************************/ |
453 | |
454 | void RefCopyArea8_32 (const uint8 *sPtr, |
455 | uint32 *dPtr, |
456 | uint32 rows, |
457 | uint32 cols, |
458 | uint32 planes, |
459 | int32 sRowStep, |
460 | int32 sColStep, |
461 | int32 sPlaneStep, |
462 | int32 dRowStep, |
463 | int32 dColStep, |
464 | int32 dPlaneStep) |
465 | { |
466 | |
467 | for (uint32 row = 0; row < rows; row++) |
468 | { |
469 | |
470 | const uint8 *sPtr1 = sPtr; |
471 | uint32 *dPtr1 = dPtr; |
472 | |
473 | for (uint32 col = 0; col < cols; col++) |
474 | { |
475 | |
476 | const uint8 *sPtr2 = sPtr1; |
477 | uint32 *dPtr2 = dPtr1; |
478 | |
479 | for (uint32 plane = 0; plane < planes; plane++) |
480 | { |
481 | |
482 | *dPtr2 = *sPtr2; |
483 | |
484 | sPtr2 += sPlaneStep; |
485 | dPtr2 += dPlaneStep; |
486 | |
487 | } |
488 | |
489 | sPtr1 += sColStep; |
490 | dPtr1 += dColStep; |
491 | |
492 | } |
493 | |
494 | sPtr += sRowStep; |
495 | dPtr += dRowStep; |
496 | |
497 | } |
498 | |
499 | } |
500 | |
501 | /*****************************************************************************/ |
502 | |
503 | void RefCopyArea16_S16 (const uint16 *sPtr, |
504 | int16 *dPtr, |
505 | uint32 rows, |
506 | uint32 cols, |
507 | uint32 planes, |
508 | int32 sRowStep, |
509 | int32 sColStep, |
510 | int32 sPlaneStep, |
511 | int32 dRowStep, |
512 | int32 dColStep, |
513 | int32 dPlaneStep) |
514 | { |
515 | |
516 | for (uint32 row = 0; row < rows; row++) |
517 | { |
518 | |
519 | const uint16 *sPtr1 = sPtr; |
520 | int16 *dPtr1 = dPtr; |
521 | |
522 | for (uint32 col = 0; col < cols; col++) |
523 | { |
524 | |
525 | const uint16 *sPtr2 = sPtr1; |
526 | int16 *dPtr2 = dPtr1; |
527 | |
528 | for (uint32 plane = 0; plane < planes; plane++) |
529 | { |
530 | |
531 | *dPtr2 = *sPtr2 ^ 0x8000; |
532 | |
533 | sPtr2 += sPlaneStep; |
534 | dPtr2 += dPlaneStep; |
535 | |
536 | } |
537 | |
538 | sPtr1 += sColStep; |
539 | dPtr1 += dColStep; |
540 | |
541 | } |
542 | |
543 | sPtr += sRowStep; |
544 | dPtr += dRowStep; |
545 | |
546 | } |
547 | |
548 | } |
549 | |
550 | /*****************************************************************************/ |
551 | |
552 | void RefCopyArea16_32 (const uint16 *sPtr, |
553 | uint32 *dPtr, |
554 | uint32 rows, |
555 | uint32 cols, |
556 | uint32 planes, |
557 | int32 sRowStep, |
558 | int32 sColStep, |
559 | int32 sPlaneStep, |
560 | int32 dRowStep, |
561 | int32 dColStep, |
562 | int32 dPlaneStep) |
563 | { |
564 | |
565 | for (uint32 row = 0; row < rows; row++) |
566 | { |
567 | |
568 | const uint16 *sPtr1 = sPtr; |
569 | uint32 *dPtr1 = dPtr; |
570 | |
571 | for (uint32 col = 0; col < cols; col++) |
572 | { |
573 | |
574 | const uint16 *sPtr2 = sPtr1; |
575 | uint32 *dPtr2 = dPtr1; |
576 | |
577 | for (uint32 plane = 0; plane < planes; plane++) |
578 | { |
579 | |
580 | *dPtr2 = *sPtr2; |
581 | |
582 | sPtr2 += sPlaneStep; |
583 | dPtr2 += dPlaneStep; |
584 | |
585 | } |
586 | |
587 | sPtr1 += sColStep; |
588 | dPtr1 += dColStep; |
589 | |
590 | } |
591 | |
592 | sPtr += sRowStep; |
593 | dPtr += dRowStep; |
594 | |
595 | } |
596 | |
597 | } |
598 | |
599 | /*****************************************************************************/ |
600 | |
601 | void RefCopyArea8_R32 (const uint8 *sPtr, |
602 | real32 *dPtr, |
603 | uint32 rows, |
604 | uint32 cols, |
605 | uint32 planes, |
606 | int32 sRowStep, |
607 | int32 sColStep, |
608 | int32 sPlaneStep, |
609 | int32 dRowStep, |
610 | int32 dColStep, |
611 | int32 dPlaneStep, |
612 | uint32 pixelRange) |
613 | { |
614 | |
615 | real32 scale = 1.0f / (real32) pixelRange; |
616 | |
617 | for (uint32 row = 0; row < rows; row++) |
618 | { |
619 | |
620 | const uint8 *sPtr1 = sPtr; |
621 | real32 *dPtr1 = dPtr; |
622 | |
623 | for (uint32 col = 0; col < cols; col++) |
624 | { |
625 | |
626 | const uint8 *sPtr2 = sPtr1; |
627 | real32 *dPtr2 = dPtr1; |
628 | |
629 | for (uint32 plane = 0; plane < planes; plane++) |
630 | { |
631 | |
632 | *dPtr2 = scale * (real32) *sPtr2; |
633 | |
634 | sPtr2 += sPlaneStep; |
635 | dPtr2 += dPlaneStep; |
636 | |
637 | } |
638 | |
639 | sPtr1 += sColStep; |
640 | dPtr1 += dColStep; |
641 | |
642 | } |
643 | |
644 | sPtr += sRowStep; |
645 | dPtr += dRowStep; |
646 | |
647 | } |
648 | |
649 | } |
650 | |
651 | /*****************************************************************************/ |
652 | |
653 | void RefCopyArea16_R32 (const uint16 *sPtr, |
654 | real32 *dPtr, |
655 | uint32 rows, |
656 | uint32 cols, |
657 | uint32 planes, |
658 | int32 sRowStep, |
659 | int32 sColStep, |
660 | int32 sPlaneStep, |
661 | int32 dRowStep, |
662 | int32 dColStep, |
663 | int32 dPlaneStep, |
664 | uint32 pixelRange) |
665 | { |
666 | |
667 | real32 scale = 1.0f / (real32) pixelRange; |
668 | |
669 | for (uint32 row = 0; row < rows; row++) |
670 | { |
671 | |
672 | const uint16 *sPtr1 = sPtr; |
673 | real32 *dPtr1 = dPtr; |
674 | |
675 | for (uint32 col = 0; col < cols; col++) |
676 | { |
677 | |
678 | const uint16 *sPtr2 = sPtr1; |
679 | real32 *dPtr2 = dPtr1; |
680 | |
681 | for (uint32 plane = 0; plane < planes; plane++) |
682 | { |
683 | |
684 | *dPtr2 = scale * (real32) *sPtr2; |
685 | |
686 | sPtr2 += sPlaneStep; |
687 | dPtr2 += dPlaneStep; |
688 | |
689 | } |
690 | |
691 | sPtr1 += sColStep; |
692 | dPtr1 += dColStep; |
693 | |
694 | } |
695 | |
696 | sPtr += sRowStep; |
697 | dPtr += dRowStep; |
698 | |
699 | } |
700 | |
701 | } |
702 | |
703 | /*****************************************************************************/ |
704 | |
705 | void RefCopyAreaS16_R32 (const int16 *sPtr, |
706 | real32 *dPtr, |
707 | uint32 rows, |
708 | uint32 cols, |
709 | uint32 planes, |
710 | int32 sRowStep, |
711 | int32 sColStep, |
712 | int32 sPlaneStep, |
713 | int32 dRowStep, |
714 | int32 dColStep, |
715 | int32 dPlaneStep, |
716 | uint32 pixelRange) |
717 | { |
718 | |
719 | real32 scale = 1.0f / (real32) pixelRange; |
720 | |
721 | for (uint32 row = 0; row < rows; row++) |
722 | { |
723 | |
724 | const int16 *sPtr1 = sPtr; |
725 | real32 *dPtr1 = dPtr; |
726 | |
727 | for (uint32 col = 0; col < cols; col++) |
728 | { |
729 | |
730 | const int16 *sPtr2 = sPtr1; |
731 | real32 *dPtr2 = dPtr1; |
732 | |
733 | for (uint32 plane = 0; plane < planes; plane++) |
734 | { |
735 | |
736 | int32 x = (*sPtr ^ 0x8000); |
737 | |
738 | *dPtr2 = scale * (real32) x; |
739 | |
740 | sPtr2 += sPlaneStep; |
741 | dPtr2 += dPlaneStep; |
742 | |
743 | } |
744 | |
745 | sPtr1 += sColStep; |
746 | dPtr1 += dColStep; |
747 | |
748 | } |
749 | |
750 | sPtr += sRowStep; |
751 | dPtr += dRowStep; |
752 | |
753 | } |
754 | |
755 | } |
756 | |
757 | /*****************************************************************************/ |
758 | |
759 | void RefCopyAreaR32_8 (const real32 *sPtr, |
760 | uint8 *dPtr, |
761 | uint32 rows, |
762 | uint32 cols, |
763 | uint32 planes, |
764 | int32 sRowStep, |
765 | int32 sColStep, |
766 | int32 sPlaneStep, |
767 | int32 dRowStep, |
768 | int32 dColStep, |
769 | int32 dPlaneStep, |
770 | uint32 pixelRange) |
771 | { |
772 | |
773 | real32 scale = (real32) pixelRange; |
774 | |
775 | for (uint32 row = 0; row < rows; row++) |
776 | { |
777 | |
778 | const real32 *sPtr1 = sPtr; |
779 | uint8 *dPtr1 = dPtr; |
780 | |
781 | for (uint32 col = 0; col < cols; col++) |
782 | { |
783 | |
784 | const real32 *sPtr2 = sPtr1; |
785 | uint8 *dPtr2 = dPtr1; |
786 | |
787 | for (uint32 plane = 0; plane < planes; plane++) |
788 | { |
789 | |
790 | *dPtr2 = (uint8) (Pin_Overrange (*sPtr2) * scale + 0.5f); |
791 | |
792 | sPtr2 += sPlaneStep; |
793 | dPtr2 += dPlaneStep; |
794 | |
795 | } |
796 | |
797 | sPtr1 += sColStep; |
798 | dPtr1 += dColStep; |
799 | |
800 | } |
801 | |
802 | sPtr += sRowStep; |
803 | dPtr += dRowStep; |
804 | |
805 | } |
806 | |
807 | } |
808 | |
809 | /*****************************************************************************/ |
810 | |
811 | void RefCopyAreaR32_16 (const real32 *sPtr, |
812 | uint16 *dPtr, |
813 | uint32 rows, |
814 | uint32 cols, |
815 | uint32 planes, |
816 | int32 sRowStep, |
817 | int32 sColStep, |
818 | int32 sPlaneStep, |
819 | int32 dRowStep, |
820 | int32 dColStep, |
821 | int32 dPlaneStep, |
822 | uint32 pixelRange) |
823 | { |
824 | |
825 | real32 scale = (real32) pixelRange; |
826 | |
827 | for (uint32 row = 0; row < rows; row++) |
828 | { |
829 | |
830 | const real32 *sPtr1 = sPtr; |
831 | uint16 *dPtr1 = dPtr; |
832 | |
833 | for (uint32 col = 0; col < cols; col++) |
834 | { |
835 | |
836 | const real32 *sPtr2 = sPtr1; |
837 | uint16 *dPtr2 = dPtr1; |
838 | |
839 | for (uint32 plane = 0; plane < planes; plane++) |
840 | { |
841 | |
842 | *dPtr2 = (uint16) (Pin_Overrange (*sPtr2) * scale + 0.5f); |
843 | |
844 | sPtr2 += sPlaneStep; |
845 | dPtr2 += dPlaneStep; |
846 | |
847 | } |
848 | |
849 | sPtr1 += sColStep; |
850 | dPtr1 += dColStep; |
851 | |
852 | } |
853 | |
854 | sPtr += sRowStep; |
855 | dPtr += dRowStep; |
856 | |
857 | } |
858 | |
859 | } |
860 | |
861 | /*****************************************************************************/ |
862 | |
863 | void RefCopyAreaR32_S16 (const real32 *sPtr, |
864 | int16 *dPtr, |
865 | uint32 rows, |
866 | uint32 cols, |
867 | uint32 planes, |
868 | int32 sRowStep, |
869 | int32 sColStep, |
870 | int32 sPlaneStep, |
871 | int32 dRowStep, |
872 | int32 dColStep, |
873 | int32 dPlaneStep, |
874 | uint32 pixelRange) |
875 | { |
876 | |
877 | real32 scale = (real32) pixelRange; |
878 | |
879 | for (uint32 row = 0; row < rows; row++) |
880 | { |
881 | |
882 | const real32 *sPtr1 = sPtr; |
883 | int16 *dPtr1 = dPtr; |
884 | |
885 | for (uint32 col = 0; col < cols; col++) |
886 | { |
887 | |
888 | const real32 *sPtr2 = sPtr1; |
889 | int16 *dPtr2 = dPtr1; |
890 | |
891 | for (uint32 plane = 0; plane < planes; plane++) |
892 | { |
893 | |
894 | int32 x = (int32) (Pin_Overrange (*sPtr2) * scale + 0.5f); |
895 | |
896 | *dPtr2 = (int16) (x ^ 0x8000); |
897 | |
898 | sPtr2 += sPlaneStep; |
899 | dPtr2 += dPlaneStep; |
900 | |
901 | } |
902 | |
903 | sPtr1 += sColStep; |
904 | dPtr1 += dColStep; |
905 | |
906 | } |
907 | |
908 | sPtr += sRowStep; |
909 | dPtr += dRowStep; |
910 | |
911 | } |
912 | |
913 | } |
914 | |
915 | /*****************************************************************************/ |
916 | |
917 | void RefRepeatArea8 (const uint8 *sPtr, |
918 | uint8 *dPtr, |
919 | uint32 rows, |
920 | uint32 cols, |
921 | uint32 planes, |
922 | int32 rowStep, |
923 | int32 colStep, |
924 | int32 planeStep, |
925 | uint32 repeatV, |
926 | uint32 repeatH, |
927 | uint32 phaseV, |
928 | uint32 phaseH) |
929 | { |
930 | |
931 | const uint8 *sPtr0 = sPtr + phaseV * rowStep + |
932 | phaseH * colStep; |
933 | |
934 | int32 backStepV = (repeatV - 1) * rowStep; |
935 | int32 backStepH = (repeatH - 1) * colStep; |
936 | |
937 | for (uint32 row = 0; row < rows; row++) |
938 | { |
939 | |
940 | const uint8 *sPtr1 = sPtr0; |
941 | uint8 *dPtr1 = dPtr; |
942 | |
943 | uint32 colPhase = phaseH; |
944 | |
945 | for (uint32 col = 0; col < cols; col++) |
946 | { |
947 | |
948 | const uint8 *sPtr2 = sPtr1; |
949 | uint8 *dPtr2 = dPtr1; |
950 | |
951 | for (uint32 plane = 0; plane < planes; plane++) |
952 | { |
953 | |
954 | *dPtr2 = *sPtr2; |
955 | |
956 | sPtr2 += planeStep; |
957 | dPtr2 += planeStep; |
958 | |
959 | } |
960 | |
961 | if (++colPhase == repeatH) |
962 | { |
963 | colPhase = 0; |
964 | sPtr1 -= backStepH; |
965 | } |
966 | else |
967 | { |
968 | sPtr1 += colStep; |
969 | } |
970 | |
971 | dPtr1 += colStep; |
972 | |
973 | } |
974 | |
975 | if (++phaseV == repeatV) |
976 | { |
977 | phaseV = 0; |
978 | sPtr0 -= backStepV; |
979 | } |
980 | else |
981 | { |
982 | sPtr0 += rowStep; |
983 | } |
984 | |
985 | dPtr += rowStep; |
986 | |
987 | } |
988 | |
989 | } |
990 | |
991 | /*****************************************************************************/ |
992 | |
993 | void RefRepeatArea16 (const uint16 *sPtr, |
994 | uint16 *dPtr, |
995 | uint32 rows, |
996 | uint32 cols, |
997 | uint32 planes, |
998 | int32 rowStep, |
999 | int32 colStep, |
1000 | int32 planeStep, |
1001 | uint32 repeatV, |
1002 | uint32 repeatH, |
1003 | uint32 phaseV, |
1004 | uint32 phaseH) |
1005 | { |
1006 | |
1007 | const uint16 *sPtr0 = sPtr + phaseV * rowStep + |
1008 | phaseH * colStep; |
1009 | |
1010 | int32 backStepV = (repeatV - 1) * rowStep; |
1011 | int32 backStepH = (repeatH - 1) * colStep; |
1012 | |
1013 | for (uint32 row = 0; row < rows; row++) |
1014 | { |
1015 | |
1016 | const uint16 *sPtr1 = sPtr0; |
1017 | uint16 *dPtr1 = dPtr; |
1018 | |
1019 | uint32 colPhase = phaseH; |
1020 | |
1021 | for (uint32 col = 0; col < cols; col++) |
1022 | { |
1023 | |
1024 | const uint16 *sPtr2 = sPtr1; |
1025 | uint16 *dPtr2 = dPtr1; |
1026 | |
1027 | for (uint32 plane = 0; plane < planes; plane++) |
1028 | { |
1029 | |
1030 | *dPtr2 = *sPtr2; |
1031 | |
1032 | sPtr2 += planeStep; |
1033 | dPtr2 += planeStep; |
1034 | |
1035 | } |
1036 | |
1037 | if (++colPhase == repeatH) |
1038 | { |
1039 | colPhase = 0; |
1040 | sPtr1 -= backStepH; |
1041 | } |
1042 | else |
1043 | { |
1044 | sPtr1 += colStep; |
1045 | } |
1046 | |
1047 | dPtr1 += colStep; |
1048 | |
1049 | } |
1050 | |
1051 | if (++phaseV == repeatV) |
1052 | { |
1053 | phaseV = 0; |
1054 | sPtr0 -= backStepV; |
1055 | } |
1056 | else |
1057 | { |
1058 | sPtr0 += rowStep; |
1059 | } |
1060 | |
1061 | dPtr += rowStep; |
1062 | |
1063 | } |
1064 | |
1065 | } |
1066 | |
1067 | /*****************************************************************************/ |
1068 | |
1069 | void RefRepeatArea32 (const uint32 *sPtr, |
1070 | uint32 *dPtr, |
1071 | uint32 rows, |
1072 | uint32 cols, |
1073 | uint32 planes, |
1074 | int32 rowStep, |
1075 | int32 colStep, |
1076 | int32 planeStep, |
1077 | uint32 repeatV, |
1078 | uint32 repeatH, |
1079 | uint32 phaseV, |
1080 | uint32 phaseH) |
1081 | { |
1082 | |
1083 | const uint32 *sPtr0 = sPtr + phaseV * rowStep + |
1084 | phaseH * colStep; |
1085 | |
1086 | int32 backStepV = (repeatV - 1) * rowStep; |
1087 | int32 backStepH = (repeatH - 1) * colStep; |
1088 | |
1089 | for (uint32 row = 0; row < rows; row++) |
1090 | { |
1091 | |
1092 | const uint32 *sPtr1 = sPtr0; |
1093 | uint32 *dPtr1 = dPtr; |
1094 | |
1095 | uint32 colPhase = phaseH; |
1096 | |
1097 | for (uint32 col = 0; col < cols; col++) |
1098 | { |
1099 | |
1100 | const uint32 *sPtr2 = sPtr1; |
1101 | uint32 *dPtr2 = dPtr1; |
1102 | |
1103 | for (uint32 plane = 0; plane < planes; plane++) |
1104 | { |
1105 | |
1106 | *dPtr2 = *sPtr2; |
1107 | |
1108 | sPtr2 += planeStep; |
1109 | dPtr2 += planeStep; |
1110 | |
1111 | } |
1112 | |
1113 | if (++colPhase == repeatH) |
1114 | { |
1115 | colPhase = 0; |
1116 | sPtr1 -= backStepH; |
1117 | } |
1118 | else |
1119 | { |
1120 | sPtr1 += colStep; |
1121 | } |
1122 | |
1123 | dPtr1 += colStep; |
1124 | |
1125 | } |
1126 | |
1127 | if (++phaseV == repeatV) |
1128 | { |
1129 | phaseV = 0; |
1130 | sPtr0 -= backStepV; |
1131 | } |
1132 | else |
1133 | { |
1134 | sPtr0 += rowStep; |
1135 | } |
1136 | |
1137 | dPtr += rowStep; |
1138 | |
1139 | } |
1140 | |
1141 | } |
1142 | |
1143 | /*****************************************************************************/ |
1144 | |
1145 | void RefShiftRight16 (uint16 *dPtr, |
1146 | uint32 rows, |
1147 | uint32 cols, |
1148 | uint32 planes, |
1149 | int32 rowStep, |
1150 | int32 colStep, |
1151 | int32 planeStep, |
1152 | uint32 shift) |
1153 | { |
1154 | |
1155 | for (uint32 row = 0; row < rows; row++) |
1156 | { |
1157 | |
1158 | uint16 *dPtr1 = dPtr; |
1159 | |
1160 | for (uint32 col = 0; col < cols; col++) |
1161 | { |
1162 | |
1163 | uint16 *dPtr2 = dPtr1; |
1164 | |
1165 | for (uint32 plane = 0; plane < planes; plane++) |
1166 | { |
1167 | |
1168 | *dPtr2 >>= shift; |
1169 | |
1170 | dPtr2 += planeStep; |
1171 | |
1172 | } |
1173 | |
1174 | dPtr1 += colStep; |
1175 | |
1176 | } |
1177 | |
1178 | dPtr += rowStep; |
1179 | |
1180 | } |
1181 | |
1182 | } |
1183 | |
1184 | /*****************************************************************************/ |
1185 | |
1186 | void RefBilinearRow16 (const uint16 *sPtr, |
1187 | uint16 *dPtr, |
1188 | uint32 cols, |
1189 | uint32 patPhase, |
1190 | uint32 patCount, |
1191 | const uint32 * kernCounts, |
1192 | const int32 * const * kernOffsets, |
1193 | const uint16 * const * kernWeights, |
1194 | uint32 sShift) |
1195 | { |
1196 | |
1197 | for (uint32 j = 0; j < cols; j++) |
1198 | { |
1199 | |
1200 | const uint16 *p = sPtr + (j >> sShift); |
1201 | |
1202 | uint32 count = kernCounts [patPhase]; |
1203 | |
1204 | const int32 *offsets = kernOffsets [patPhase]; |
1205 | const uint16 *weights = kernWeights [patPhase]; |
1206 | |
1207 | if (++patPhase == patCount) |
1208 | { |
1209 | patPhase = 0; |
1210 | } |
1211 | |
1212 | uint32 total = 128; |
1213 | |
1214 | for (uint32 k = 0; k < count; k++) |
1215 | { |
1216 | |
1217 | int32 offset = offsets [k]; |
1218 | uint32 weight = weights [k]; |
1219 | |
1220 | uint32 pixel = p [offset]; |
1221 | |
1222 | total += pixel * weight; |
1223 | |
1224 | } |
1225 | |
1226 | dPtr [j] = (uint16) (total >> 8); |
1227 | |
1228 | } |
1229 | |
1230 | } |
1231 | |
1232 | /*****************************************************************************/ |
1233 | |
1234 | void RefBilinearRow32 (const real32 *sPtr, |
1235 | real32 *dPtr, |
1236 | uint32 cols, |
1237 | uint32 patPhase, |
1238 | uint32 patCount, |
1239 | const uint32 * kernCounts, |
1240 | const int32 * const * kernOffsets, |
1241 | const real32 * const * kernWeights, |
1242 | uint32 sShift) |
1243 | { |
1244 | |
1245 | for (uint32 j = 0; j < cols; j++) |
1246 | { |
1247 | |
1248 | const real32 *p = sPtr + (j >> sShift); |
1249 | |
1250 | uint32 count = kernCounts [patPhase]; |
1251 | |
1252 | const int32 *offsets = kernOffsets [patPhase]; |
1253 | const real32 *weights = kernWeights [patPhase]; |
1254 | |
1255 | if (++patPhase == patCount) |
1256 | { |
1257 | patPhase = 0; |
1258 | } |
1259 | |
1260 | real32 total = 0.0f; |
1261 | |
1262 | for (uint32 k = 0; k < count; k++) |
1263 | { |
1264 | |
1265 | int32 offset = offsets [k]; |
1266 | real32 weight = weights [k]; |
1267 | |
1268 | real32 pixel = p [offset]; |
1269 | |
1270 | total += pixel * weight; |
1271 | |
1272 | } |
1273 | |
1274 | dPtr [j] = total; |
1275 | |
1276 | } |
1277 | |
1278 | } |
1279 | |
1280 | /*****************************************************************************/ |
1281 | |
1282 | void RefBaselineABCtoRGB (const real32 *sPtrA, |
1283 | const real32 *sPtrB, |
1284 | const real32 *sPtrC, |
1285 | real32 *dPtrR, |
1286 | real32 *dPtrG, |
1287 | real32 *dPtrB, |
1288 | uint32 count, |
1289 | const dng_vector &cameraWhite, |
1290 | const dng_matrix &cameraToRGB) |
1291 | { |
1292 | |
1293 | real32 clipA = (real32) cameraWhite [0]; |
1294 | real32 clipB = (real32) cameraWhite [1]; |
1295 | real32 clipC = (real32) cameraWhite [2]; |
1296 | |
1297 | real32 m00 = (real32) cameraToRGB [0] [0]; |
1298 | real32 m01 = (real32) cameraToRGB [0] [1]; |
1299 | real32 m02 = (real32) cameraToRGB [0] [2]; |
1300 | |
1301 | real32 m10 = (real32) cameraToRGB [1] [0]; |
1302 | real32 m11 = (real32) cameraToRGB [1] [1]; |
1303 | real32 m12 = (real32) cameraToRGB [1] [2]; |
1304 | |
1305 | real32 m20 = (real32) cameraToRGB [2] [0]; |
1306 | real32 m21 = (real32) cameraToRGB [2] [1]; |
1307 | real32 m22 = (real32) cameraToRGB [2] [2]; |
1308 | |
1309 | for (uint32 col = 0; col < count; col++) |
1310 | { |
1311 | |
1312 | real32 A = sPtrA [col]; |
1313 | real32 B = sPtrB [col]; |
1314 | real32 C = sPtrC [col]; |
1315 | |
1316 | A = Min_real32 (A, clipA); |
1317 | B = Min_real32 (B, clipB); |
1318 | C = Min_real32 (C, clipC); |
1319 | |
1320 | real32 r = m00 * A + m01 * B + m02 * C; |
1321 | real32 g = m10 * A + m11 * B + m12 * C; |
1322 | real32 b = m20 * A + m21 * B + m22 * C; |
1323 | |
1324 | r = Pin_real32 (0.0f, r, 1.0f); |
1325 | g = Pin_real32 (0.0f, g, 1.0f); |
1326 | b = Pin_real32 (0.0f, b, 1.0f); |
1327 | |
1328 | dPtrR [col] = r; |
1329 | dPtrG [col] = g; |
1330 | dPtrB [col] = b; |
1331 | |
1332 | } |
1333 | |
1334 | } |
1335 | |
1336 | /*****************************************************************************/ |
1337 | |
1338 | void RefBaselineABCDtoRGB (const real32 *sPtrA, |
1339 | const real32 *sPtrB, |
1340 | const real32 *sPtrC, |
1341 | const real32 *sPtrD, |
1342 | real32 *dPtrR, |
1343 | real32 *dPtrG, |
1344 | real32 *dPtrB, |
1345 | uint32 count, |
1346 | const dng_vector &cameraWhite, |
1347 | const dng_matrix &cameraToRGB) |
1348 | { |
1349 | |
1350 | real32 clipA = (real32) cameraWhite [0]; |
1351 | real32 clipB = (real32) cameraWhite [1]; |
1352 | real32 clipC = (real32) cameraWhite [2]; |
1353 | real32 clipD = (real32) cameraWhite [3]; |
1354 | |
1355 | real32 m00 = (real32) cameraToRGB [0] [0]; |
1356 | real32 m01 = (real32) cameraToRGB [0] [1]; |
1357 | real32 m02 = (real32) cameraToRGB [0] [2]; |
1358 | real32 m03 = (real32) cameraToRGB [0] [3]; |
1359 | |
1360 | real32 m10 = (real32) cameraToRGB [1] [0]; |
1361 | real32 m11 = (real32) cameraToRGB [1] [1]; |
1362 | real32 m12 = (real32) cameraToRGB [1] [2]; |
1363 | real32 m13 = (real32) cameraToRGB [1] [3]; |
1364 | |
1365 | real32 m20 = (real32) cameraToRGB [2] [0]; |
1366 | real32 m21 = (real32) cameraToRGB [2] [1]; |
1367 | real32 m22 = (real32) cameraToRGB [2] [2]; |
1368 | real32 m23 = (real32) cameraToRGB [2] [3]; |
1369 | |
1370 | for (uint32 col = 0; col < count; col++) |
1371 | { |
1372 | |
1373 | real32 A = sPtrA [col]; |
1374 | real32 B = sPtrB [col]; |
1375 | real32 C = sPtrC [col]; |
1376 | real32 D = sPtrD [col]; |
1377 | |
1378 | A = Min_real32 (A, clipA); |
1379 | B = Min_real32 (B, clipB); |
1380 | C = Min_real32 (C, clipC); |
1381 | D = Min_real32 (D, clipD); |
1382 | |
1383 | real32 r = m00 * A + m01 * B + m02 * C + m03 * D; |
1384 | real32 g = m10 * A + m11 * B + m12 * C + m13 * D; |
1385 | real32 b = m20 * A + m21 * B + m22 * C + m23 * D; |
1386 | |
1387 | r = Pin_real32 (0.0f, r, 1.0f); |
1388 | g = Pin_real32 (0.0f, g, 1.0f); |
1389 | b = Pin_real32 (0.0f, b, 1.0f); |
1390 | |
1391 | dPtrR [col] = r; |
1392 | dPtrG [col] = g; |
1393 | dPtrB [col] = b; |
1394 | |
1395 | } |
1396 | |
1397 | } |
1398 | |
1399 | /*****************************************************************************/ |
1400 | |
1401 | void RefBaselineHueSatMap (const real32 *sPtrR, |
1402 | const real32 *sPtrG, |
1403 | const real32 *sPtrB, |
1404 | real32 *dPtrR, |
1405 | real32 *dPtrG, |
1406 | real32 *dPtrB, |
1407 | uint32 count, |
1408 | const dng_hue_sat_map &lut, |
1409 | const dng_1d_table *encodeTable, |
1410 | const dng_1d_table *decodeTable) |
1411 | { |
1412 | |
1413 | uint32 hueDivisions; |
1414 | uint32 satDivisions; |
1415 | uint32 valDivisions; |
1416 | |
1417 | lut.GetDivisions (hueDivisions, |
1418 | satDivisions, |
1419 | valDivisions); |
1420 | |
1421 | real32 hScale = (hueDivisions < 2) ? 0.0f : (hueDivisions * (1.0f / 6.0f)); |
1422 | real32 sScale = (real32) ((int32) satDivisions - 1); |
1423 | real32 vScale = (real32) ((int32) valDivisions - 1); |
1424 | |
1425 | int32 maxHueIndex0 = (int32) hueDivisions - 1; |
1426 | int32 maxSatIndex0 = (int32) satDivisions - 2; |
1427 | int32 maxValIndex0 = (int32) valDivisions - 2; |
1428 | |
1429 | const bool hasEncodeTable = ((encodeTable != NULL) && (encodeTable->Table () != NULL)); |
1430 | const bool hasDecodeTable = ((decodeTable != NULL) && (decodeTable->Table () != NULL)); |
1431 | |
1432 | const bool hasTable = hasEncodeTable && hasDecodeTable; |
1433 | |
1434 | const dng_hue_sat_map::HSBModify *tableBase = lut.GetConstDeltas (); |
1435 | |
1436 | int32 hueStep = satDivisions; |
1437 | int32 valStep = hueDivisions * hueStep; |
1438 | |
1439 | #if 0 // Not required with "2.5D" table optimization. |
1440 | |
1441 | if (valDivisions < 2) |
1442 | { |
1443 | valStep = 0; |
1444 | maxValIndex0 = 0; |
1445 | } |
1446 | |
1447 | #endif |
1448 | |
1449 | for (uint32 j = 0; j < count; j++) |
1450 | { |
1451 | |
1452 | real32 r = sPtrR [j]; |
1453 | real32 g = sPtrG [j]; |
1454 | real32 b = sPtrB [j]; |
1455 | |
1456 | real32 h, s, v; |
1457 | |
1458 | DNG_RGBtoHSV (r, g, b, h, s, v); |
1459 | |
1460 | real32 vEncoded = v; |
1461 | |
1462 | real32 hueShift; |
1463 | real32 satScale; |
1464 | real32 valScale; |
1465 | |
1466 | if (valDivisions < 2) // Optimize most common case of "2.5D" table. |
1467 | { |
1468 | |
1469 | real32 hScaled = h * hScale; |
1470 | real32 sScaled = s * sScale; |
1471 | |
1472 | int32 hIndex0 = (int32) hScaled; |
1473 | int32 sIndex0 = (int32) sScaled; |
1474 | |
1475 | sIndex0 = Min_int32 (sIndex0, maxSatIndex0); |
1476 | |
1477 | int32 hIndex1 = hIndex0 + 1; |
1478 | |
1479 | if (hIndex0 >= maxHueIndex0) |
1480 | { |
1481 | hIndex0 = maxHueIndex0; |
1482 | hIndex1 = 0; |
1483 | } |
1484 | |
1485 | real32 hFract1 = hScaled - (real32) hIndex0; |
1486 | real32 sFract1 = sScaled - (real32) sIndex0; |
1487 | |
1488 | real32 hFract0 = 1.0f - hFract1; |
1489 | real32 sFract0 = 1.0f - sFract1; |
1490 | |
1491 | const dng_hue_sat_map::HSBModify *entry00 = tableBase + hIndex0 * hueStep + |
1492 | sIndex0; |
1493 | |
1494 | const dng_hue_sat_map::HSBModify *entry01 = entry00 + (hIndex1 - hIndex0) * hueStep; |
1495 | |
1496 | real32 hueShift0 = hFract0 * entry00->fHueShift + |
1497 | hFract1 * entry01->fHueShift; |
1498 | |
1499 | real32 satScale0 = hFract0 * entry00->fSatScale + |
1500 | hFract1 * entry01->fSatScale; |
1501 | |
1502 | real32 valScale0 = hFract0 * entry00->fValScale + |
1503 | hFract1 * entry01->fValScale; |
1504 | |
1505 | entry00++; |
1506 | entry01++; |
1507 | |
1508 | real32 hueShift1 = hFract0 * entry00->fHueShift + |
1509 | hFract1 * entry01->fHueShift; |
1510 | |
1511 | real32 satScale1 = hFract0 * entry00->fSatScale + |
1512 | hFract1 * entry01->fSatScale; |
1513 | |
1514 | real32 valScale1 = hFract0 * entry00->fValScale + |
1515 | hFract1 * entry01->fValScale; |
1516 | |
1517 | hueShift = sFract0 * hueShift0 + sFract1 * hueShift1; |
1518 | satScale = sFract0 * satScale0 + sFract1 * satScale1; |
1519 | valScale = sFract0 * valScale0 + sFract1 * valScale1; |
1520 | |
1521 | } |
1522 | |
1523 | else |
1524 | { |
1525 | |
1526 | if (hasTable) |
1527 | { |
1528 | vEncoded = encodeTable->Interpolate (Pin_real32 (v)); |
1529 | } |
1530 | |
1531 | real32 hScaled = h * hScale; |
1532 | real32 sScaled = s * sScale; |
1533 | real32 vScaled = vEncoded * vScale; |
1534 | |
1535 | int32 hIndex0 = (int32) hScaled; |
1536 | int32 sIndex0 = (int32) sScaled; |
1537 | int32 vIndex0 = (int32) vScaled; |
1538 | |
1539 | sIndex0 = Min_int32 (sIndex0, maxSatIndex0); |
1540 | vIndex0 = Min_int32 (vIndex0, maxValIndex0); |
1541 | |
1542 | int32 hIndex1 = hIndex0 + 1; |
1543 | |
1544 | if (hIndex0 >= maxHueIndex0) |
1545 | { |
1546 | hIndex0 = maxHueIndex0; |
1547 | hIndex1 = 0; |
1548 | } |
1549 | |
1550 | real32 hFract1 = hScaled - (real32) hIndex0; |
1551 | real32 sFract1 = sScaled - (real32) sIndex0; |
1552 | real32 vFract1 = vScaled - (real32) vIndex0; |
1553 | |
1554 | real32 hFract0 = 1.0f - hFract1; |
1555 | real32 sFract0 = 1.0f - sFract1; |
1556 | real32 vFract0 = 1.0f - vFract1; |
1557 | |
1558 | const dng_hue_sat_map::HSBModify *entry00 = tableBase + vIndex0 * valStep + |
1559 | hIndex0 * hueStep + |
1560 | sIndex0; |
1561 | |
1562 | const dng_hue_sat_map::HSBModify *entry01 = entry00 + (hIndex1 - hIndex0) * hueStep; |
1563 | |
1564 | const dng_hue_sat_map::HSBModify *entry10 = entry00 + valStep; |
1565 | const dng_hue_sat_map::HSBModify *entry11 = entry01 + valStep; |
1566 | |
1567 | real32 hueShift0 = vFract0 * (hFract0 * entry00->fHueShift + |
1568 | hFract1 * entry01->fHueShift) + |
1569 | vFract1 * (hFract0 * entry10->fHueShift + |
1570 | hFract1 * entry11->fHueShift); |
1571 | |
1572 | real32 satScale0 = vFract0 * (hFract0 * entry00->fSatScale + |
1573 | hFract1 * entry01->fSatScale) + |
1574 | vFract1 * (hFract0 * entry10->fSatScale + |
1575 | hFract1 * entry11->fSatScale); |
1576 | |
1577 | real32 valScale0 = vFract0 * (hFract0 * entry00->fValScale + |
1578 | hFract1 * entry01->fValScale) + |
1579 | vFract1 * (hFract0 * entry10->fValScale + |
1580 | hFract1 * entry11->fValScale); |
1581 | |
1582 | entry00++; |
1583 | entry01++; |
1584 | entry10++; |
1585 | entry11++; |
1586 | |
1587 | real32 hueShift1 = vFract0 * (hFract0 * entry00->fHueShift + |
1588 | hFract1 * entry01->fHueShift) + |
1589 | vFract1 * (hFract0 * entry10->fHueShift + |
1590 | hFract1 * entry11->fHueShift); |
1591 | |
1592 | real32 satScale1 = vFract0 * (hFract0 * entry00->fSatScale + |
1593 | hFract1 * entry01->fSatScale) + |
1594 | vFract1 * (hFract0 * entry10->fSatScale + |
1595 | hFract1 * entry11->fSatScale); |
1596 | |
1597 | real32 valScale1 = vFract0 * (hFract0 * entry00->fValScale + |
1598 | hFract1 * entry01->fValScale) + |
1599 | vFract1 * (hFract0 * entry10->fValScale + |
1600 | hFract1 * entry11->fValScale); |
1601 | |
1602 | hueShift = sFract0 * hueShift0 + sFract1 * hueShift1; |
1603 | satScale = sFract0 * satScale0 + sFract1 * satScale1; |
1604 | valScale = sFract0 * valScale0 + sFract1 * valScale1; |
1605 | |
1606 | } |
1607 | |
1608 | hueShift *= (6.0f / 360.0f); // Convert to internal hue range. |
1609 | |
1610 | h += hueShift; |
1611 | |
1612 | s = Min_real32 (s * satScale, 1.0f); |
1613 | |
1614 | vEncoded = Pin_real32 (vEncoded * valScale); |
1615 | |
1616 | v = hasTable ? decodeTable->Interpolate (vEncoded) : vEncoded; |
1617 | |
1618 | DNG_HSVtoRGB (h, s, v, r, g, b); |
1619 | |
1620 | dPtrR [j] = r; |
1621 | dPtrG [j] = g; |
1622 | dPtrB [j] = b; |
1623 | |
1624 | } |
1625 | |
1626 | } |
1627 | |
1628 | /*****************************************************************************/ |
1629 | |
1630 | void RefBaselineRGBtoGray (const real32 *sPtrR, |
1631 | const real32 *sPtrG, |
1632 | const real32 *sPtrB, |
1633 | real32 *dPtrG, |
1634 | uint32 count, |
1635 | const dng_matrix &matrix) |
1636 | { |
1637 | |
1638 | real32 m00 = (real32) matrix [0] [0]; |
1639 | real32 m01 = (real32) matrix [0] [1]; |
1640 | real32 m02 = (real32) matrix [0] [2]; |
1641 | |
1642 | for (uint32 col = 0; col < count; col++) |
1643 | { |
1644 | |
1645 | real32 R = sPtrR [col]; |
1646 | real32 G = sPtrG [col]; |
1647 | real32 B = sPtrB [col]; |
1648 | |
1649 | real32 g = m00 * R + m01 * G + m02 * B; |
1650 | |
1651 | g = Pin_real32 (0.0f, g, 1.0f); |
1652 | |
1653 | dPtrG [col] = g; |
1654 | |
1655 | } |
1656 | |
1657 | } |
1658 | |
1659 | /*****************************************************************************/ |
1660 | |
1661 | void RefBaselineRGBtoRGB (const real32 *sPtrR, |
1662 | const real32 *sPtrG, |
1663 | const real32 *sPtrB, |
1664 | real32 *dPtrR, |
1665 | real32 *dPtrG, |
1666 | real32 *dPtrB, |
1667 | uint32 count, |
1668 | const dng_matrix &matrix) |
1669 | { |
1670 | |
1671 | real32 m00 = (real32) matrix [0] [0]; |
1672 | real32 m01 = (real32) matrix [0] [1]; |
1673 | real32 m02 = (real32) matrix [0] [2]; |
1674 | |
1675 | real32 m10 = (real32) matrix [1] [0]; |
1676 | real32 m11 = (real32) matrix [1] [1]; |
1677 | real32 m12 = (real32) matrix [1] [2]; |
1678 | |
1679 | real32 m20 = (real32) matrix [2] [0]; |
1680 | real32 m21 = (real32) matrix [2] [1]; |
1681 | real32 m22 = (real32) matrix [2] [2]; |
1682 | |
1683 | for (uint32 col = 0; col < count; col++) |
1684 | { |
1685 | |
1686 | real32 R = sPtrR [col]; |
1687 | real32 G = sPtrG [col]; |
1688 | real32 B = sPtrB [col]; |
1689 | |
1690 | real32 r = m00 * R + m01 * G + m02 * B; |
1691 | real32 g = m10 * R + m11 * G + m12 * B; |
1692 | real32 b = m20 * R + m21 * G + m22 * B; |
1693 | |
1694 | r = Pin_real32 (0.0f, r, 1.0f); |
1695 | g = Pin_real32 (0.0f, g, 1.0f); |
1696 | b = Pin_real32 (0.0f, b, 1.0f); |
1697 | |
1698 | dPtrR [col] = r; |
1699 | dPtrG [col] = g; |
1700 | dPtrB [col] = b; |
1701 | |
1702 | } |
1703 | |
1704 | } |
1705 | |
1706 | /*****************************************************************************/ |
1707 | |
1708 | void RefBaseline1DTable (const real32 *sPtr, |
1709 | real32 *dPtr, |
1710 | uint32 count, |
1711 | const dng_1d_table &table) |
1712 | { |
1713 | |
1714 | for (uint32 col = 0; col < count; col++) |
1715 | { |
1716 | |
1717 | real32 x = sPtr [col]; |
1718 | |
1719 | real32 y = table.Interpolate (x); |
1720 | |
1721 | dPtr [col] = y; |
1722 | |
1723 | } |
1724 | |
1725 | } |
1726 | |
1727 | /*****************************************************************************/ |
1728 | |
1729 | void RefBaselineRGBTone (const real32 *sPtrR, |
1730 | const real32 *sPtrG, |
1731 | const real32 *sPtrB, |
1732 | real32 *dPtrR, |
1733 | real32 *dPtrG, |
1734 | real32 *dPtrB, |
1735 | uint32 count, |
1736 | const dng_1d_table &table) |
1737 | { |
1738 | |
1739 | for (uint32 col = 0; col < count; col++) |
1740 | { |
1741 | |
1742 | real32 r = sPtrR [col]; |
1743 | real32 g = sPtrG [col]; |
1744 | real32 b = sPtrB [col]; |
1745 | |
1746 | real32 rr; |
1747 | real32 gg; |
1748 | real32 bb; |
1749 | |
1750 | #define RGBTone(r, g, b, rr, gg, bb)\ |
1751 | {\ |
1752 | \ |
1753 | DNG_ASSERT (r >= g && g >= b && r > b, "Logic Error RGBTone");\ |
1754 | \ |
1755 | rr = table.Interpolate (r);\ |
1756 | bb = table.Interpolate (b);\ |
1757 | \ |
1758 | gg = bb + ((rr - bb) * (g - b) / (r - b));\ |
1759 | \ |
1760 | } |
1761 | |
1762 | if (r >= g) |
1763 | { |
1764 | |
1765 | if (g > b) |
1766 | { |
1767 | |
1768 | // Case 1: r >= g > b |
1769 | |
1770 | RGBTone (r, g, b, rr, gg, bb); |
1771 | |
1772 | } |
1773 | |
1774 | else if (b > r) |
1775 | { |
1776 | |
1777 | // Case 2: b > r >= g |
1778 | |
1779 | RGBTone (b, r, g, bb, rr, gg); |
1780 | |
1781 | } |
1782 | |
1783 | else if (b > g) |
1784 | { |
1785 | |
1786 | // Case 3: r >= b > g |
1787 | |
1788 | RGBTone (r, b, g, rr, bb, gg); |
1789 | |
1790 | } |
1791 | |
1792 | else |
1793 | { |
1794 | |
1795 | // Case 4: r >= g == b |
1796 | |
1797 | DNG_ASSERT (r >= g && g == b, "Logic Error 2" ); |
1798 | |
1799 | rr = table.Interpolate (r); |
1800 | gg = table.Interpolate (g); |
1801 | bb = gg; |
1802 | |
1803 | } |
1804 | |
1805 | } |
1806 | |
1807 | else |
1808 | { |
1809 | |
1810 | if (r >= b) |
1811 | { |
1812 | |
1813 | // Case 5: g > r >= b |
1814 | |
1815 | RGBTone (g, r, b, gg, rr, bb); |
1816 | |
1817 | } |
1818 | |
1819 | else if (b > g) |
1820 | { |
1821 | |
1822 | // Case 6: b > g > r |
1823 | |
1824 | RGBTone (b, g, r, bb, gg, rr); |
1825 | |
1826 | } |
1827 | |
1828 | else |
1829 | { |
1830 | |
1831 | // Case 7: g >= b > r |
1832 | |
1833 | RGBTone (g, b, r, gg, bb, rr); |
1834 | |
1835 | } |
1836 | |
1837 | } |
1838 | |
1839 | #undef RGBTone |
1840 | |
1841 | dPtrR [col] = rr; |
1842 | dPtrG [col] = gg; |
1843 | dPtrB [col] = bb; |
1844 | |
1845 | } |
1846 | |
1847 | } |
1848 | |
1849 | /*****************************************************************************/ |
1850 | |
1851 | void RefResampleDown16 (const uint16 *sPtr, |
1852 | uint16 *dPtr, |
1853 | uint32 sCount, |
1854 | int32 sRowStep, |
1855 | const int16 *wPtr, |
1856 | uint32 wCount, |
1857 | uint32 pixelRange) |
1858 | { |
1859 | |
1860 | for (uint32 j = 0; j < sCount; j++) |
1861 | { |
1862 | |
1863 | int32 total = 8192; |
1864 | |
1865 | const uint16 *s = sPtr + j; |
1866 | |
1867 | for (uint32 k = 0; k < wCount; k++) |
1868 | { |
1869 | |
1870 | total += wPtr [k] * (int32) s [0]; |
1871 | |
1872 | s += sRowStep; |
1873 | |
1874 | } |
1875 | |
1876 | dPtr [j] = (uint16) Pin_int32 (0, |
1877 | total >> 14, |
1878 | pixelRange); |
1879 | |
1880 | } |
1881 | |
1882 | } |
1883 | |
1884 | /*****************************************************************************/ |
1885 | |
1886 | void RefResampleDown32 (const real32 *sPtr, |
1887 | real32 *dPtr, |
1888 | uint32 sCount, |
1889 | int32 sRowStep, |
1890 | const real32 *wPtr, |
1891 | uint32 wCount) |
1892 | { |
1893 | |
1894 | uint32 col; |
1895 | |
1896 | // Process first row. |
1897 | |
1898 | real32 w = wPtr [0]; |
1899 | |
1900 | for (col = 0; col < sCount; col++) |
1901 | { |
1902 | |
1903 | dPtr [col] = w * sPtr [col]; |
1904 | |
1905 | } |
1906 | |
1907 | sPtr += sRowStep; |
1908 | |
1909 | // Process middle rows. |
1910 | |
1911 | for (uint32 j = 1; j < wCount - 1; j++) |
1912 | { |
1913 | |
1914 | w = wPtr [j]; |
1915 | |
1916 | for (col = 0; col < sCount; col++) |
1917 | { |
1918 | |
1919 | dPtr [col] += w * sPtr [col]; |
1920 | |
1921 | } |
1922 | |
1923 | sPtr += sRowStep; |
1924 | |
1925 | } |
1926 | |
1927 | // Process last row. |
1928 | |
1929 | w = wPtr [wCount - 1]; |
1930 | |
1931 | for (col = 0; col < sCount; col++) |
1932 | { |
1933 | |
1934 | dPtr [col] = Pin_real32 (0.0f, |
1935 | dPtr [col] + w * sPtr [col], |
1936 | 1.0f); |
1937 | |
1938 | } |
1939 | |
1940 | } |
1941 | |
1942 | /******************************************************************************/ |
1943 | |
1944 | void RefResampleAcross16 (const uint16 *sPtr, |
1945 | uint16 *dPtr, |
1946 | uint32 dCount, |
1947 | const int32 *coord, |
1948 | const int16 *wPtr, |
1949 | uint32 wCount, |
1950 | uint32 wStep, |
1951 | uint32 pixelRange) |
1952 | { |
1953 | |
1954 | for (uint32 j = 0; j < dCount; j++) |
1955 | { |
1956 | |
1957 | int32 sCoord = coord [j]; |
1958 | |
1959 | int32 sFract = sCoord & kResampleSubsampleMask; |
1960 | int32 sPixel = sCoord >> kResampleSubsampleBits; |
1961 | |
1962 | const int16 *w = wPtr + sFract * wStep; |
1963 | const uint16 *s = sPtr + sPixel; |
1964 | |
1965 | int32 total = w [0] * (int32) s [0]; |
1966 | |
1967 | for (uint32 k = 1; k < wCount; k++) |
1968 | { |
1969 | |
1970 | total += w [k] * (int32) s [k]; |
1971 | |
1972 | } |
1973 | |
1974 | dPtr [j] = (uint16) Pin_int32 (0, |
1975 | (total + 8192) >> 14, |
1976 | pixelRange); |
1977 | |
1978 | } |
1979 | |
1980 | } |
1981 | |
1982 | /******************************************************************************/ |
1983 | |
1984 | void RefResampleAcross32 (const real32 *sPtr, |
1985 | real32 *dPtr, |
1986 | uint32 dCount, |
1987 | const int32 *coord, |
1988 | const real32 *wPtr, |
1989 | uint32 wCount, |
1990 | uint32 wStep) |
1991 | { |
1992 | |
1993 | for (uint32 j = 0; j < dCount; j++) |
1994 | { |
1995 | |
1996 | int32 sCoord = coord [j]; |
1997 | |
1998 | int32 sFract = sCoord & kResampleSubsampleMask; |
1999 | int32 sPixel = sCoord >> kResampleSubsampleBits; |
2000 | |
2001 | const real32 *w = wPtr + sFract * wStep; |
2002 | const real32 *s = sPtr + sPixel; |
2003 | |
2004 | real32 total = w [0] * s [0]; |
2005 | |
2006 | for (uint32 k = 1; k < wCount; k++) |
2007 | { |
2008 | |
2009 | total += w [k] * s [k]; |
2010 | |
2011 | } |
2012 | |
2013 | dPtr [j] = Pin_real32 (0.0f, total, 1.0f); |
2014 | |
2015 | } |
2016 | |
2017 | } |
2018 | |
2019 | /*****************************************************************************/ |
2020 | |
2021 | bool RefEqualBytes (const void *sPtr, |
2022 | const void *dPtr, |
2023 | uint32 count) |
2024 | { |
2025 | |
2026 | return memcmp (dPtr, sPtr, count) == 0; |
2027 | |
2028 | } |
2029 | |
2030 | /*****************************************************************************/ |
2031 | |
2032 | bool RefEqualArea8 (const uint8 *sPtr, |
2033 | const uint8 *dPtr, |
2034 | uint32 rows, |
2035 | uint32 cols, |
2036 | uint32 planes, |
2037 | int32 sRowStep, |
2038 | int32 sColStep, |
2039 | int32 sPlaneStep, |
2040 | int32 dRowStep, |
2041 | int32 dColStep, |
2042 | int32 dPlaneStep) |
2043 | { |
2044 | |
2045 | for (uint32 row = 0; row < rows; row++) |
2046 | { |
2047 | |
2048 | const uint8 *sPtr1 = sPtr; |
2049 | const uint8 *dPtr1 = dPtr; |
2050 | |
2051 | for (uint32 col = 0; col < cols; col++) |
2052 | { |
2053 | |
2054 | const uint8 *sPtr2 = sPtr1; |
2055 | const uint8 *dPtr2 = dPtr1; |
2056 | |
2057 | for (uint32 plane = 0; plane < planes; plane++) |
2058 | { |
2059 | |
2060 | if (*dPtr2 != *sPtr2) |
2061 | return false; |
2062 | |
2063 | sPtr2 += sPlaneStep; |
2064 | dPtr2 += dPlaneStep; |
2065 | |
2066 | } |
2067 | |
2068 | sPtr1 += sColStep; |
2069 | dPtr1 += dColStep; |
2070 | |
2071 | } |
2072 | |
2073 | sPtr += sRowStep; |
2074 | dPtr += dRowStep; |
2075 | |
2076 | } |
2077 | |
2078 | return true; |
2079 | |
2080 | } |
2081 | |
2082 | /*****************************************************************************/ |
2083 | |
2084 | bool RefEqualArea16 (const uint16 *sPtr, |
2085 | const uint16 *dPtr, |
2086 | uint32 rows, |
2087 | uint32 cols, |
2088 | uint32 planes, |
2089 | int32 sRowStep, |
2090 | int32 sColStep, |
2091 | int32 sPlaneStep, |
2092 | int32 dRowStep, |
2093 | int32 dColStep, |
2094 | int32 dPlaneStep) |
2095 | { |
2096 | |
2097 | for (uint32 row = 0; row < rows; row++) |
2098 | { |
2099 | |
2100 | const uint16 *sPtr1 = sPtr; |
2101 | const uint16 *dPtr1 = dPtr; |
2102 | |
2103 | for (uint32 col = 0; col < cols; col++) |
2104 | { |
2105 | |
2106 | const uint16 *sPtr2 = sPtr1; |
2107 | const uint16 *dPtr2 = dPtr1; |
2108 | |
2109 | for (uint32 plane = 0; plane < planes; plane++) |
2110 | { |
2111 | |
2112 | if (*dPtr2 != *sPtr2) |
2113 | return false; |
2114 | |
2115 | sPtr2 += sPlaneStep; |
2116 | dPtr2 += dPlaneStep; |
2117 | |
2118 | } |
2119 | |
2120 | sPtr1 += sColStep; |
2121 | dPtr1 += dColStep; |
2122 | |
2123 | } |
2124 | |
2125 | sPtr += sRowStep; |
2126 | dPtr += dRowStep; |
2127 | |
2128 | } |
2129 | |
2130 | return true; |
2131 | |
2132 | } |
2133 | |
2134 | /*****************************************************************************/ |
2135 | |
2136 | bool RefEqualArea32 (const uint32 *sPtr, |
2137 | const uint32 *dPtr, |
2138 | uint32 rows, |
2139 | uint32 cols, |
2140 | uint32 planes, |
2141 | int32 sRowStep, |
2142 | int32 sColStep, |
2143 | int32 sPlaneStep, |
2144 | int32 dRowStep, |
2145 | int32 dColStep, |
2146 | int32 dPlaneStep) |
2147 | { |
2148 | |
2149 | for (uint32 row = 0; row < rows; row++) |
2150 | { |
2151 | |
2152 | const uint32 *sPtr1 = sPtr; |
2153 | const uint32 *dPtr1 = dPtr; |
2154 | |
2155 | for (uint32 col = 0; col < cols; col++) |
2156 | { |
2157 | |
2158 | const uint32 *sPtr2 = sPtr1; |
2159 | const uint32 *dPtr2 = dPtr1; |
2160 | |
2161 | for (uint32 plane = 0; plane < planes; plane++) |
2162 | { |
2163 | |
2164 | if (*dPtr2 != *sPtr2) |
2165 | return false; |
2166 | |
2167 | sPtr2 += sPlaneStep; |
2168 | dPtr2 += dPlaneStep; |
2169 | |
2170 | } |
2171 | |
2172 | sPtr1 += sColStep; |
2173 | dPtr1 += dColStep; |
2174 | |
2175 | } |
2176 | |
2177 | sPtr += sRowStep; |
2178 | dPtr += dRowStep; |
2179 | |
2180 | } |
2181 | |
2182 | return true; |
2183 | |
2184 | } |
2185 | |
2186 | /*****************************************************************************/ |
2187 | |
2188 | void RefVignetteMask16 (uint16 *mPtr, |
2189 | uint32 rows, |
2190 | uint32 cols, |
2191 | int32 rowStep, |
2192 | int64 offsetH, |
2193 | int64 offsetV, |
2194 | int64 stepH, |
2195 | int64 stepV, |
2196 | uint32 tBits, |
2197 | const uint16 *table) |
2198 | { |
2199 | |
2200 | uint32 tShift = 32 - tBits; |
2201 | uint32 tRound = (1 << (tShift - 1)); |
2202 | uint32 tLimit = 1 << tBits; |
2203 | |
2204 | for (uint32 row = 0; row < rows; row++) |
2205 | { |
2206 | |
2207 | int64 baseDelta = (offsetV + 32768) >> 16; |
2208 | |
2209 | baseDelta = baseDelta * baseDelta + tRound; |
2210 | |
2211 | int64 deltaH = offsetH + 32768; |
2212 | |
2213 | for (uint32 col = 0; col < cols; col++) |
2214 | { |
2215 | |
2216 | int64 temp = deltaH >> 16; |
2217 | |
2218 | int64 delta = baseDelta + (temp * temp); |
2219 | |
2220 | uint32 index = Min_uint32 ((uint32) (delta >> tShift), tLimit); |
2221 | |
2222 | mPtr [col] = table [index]; |
2223 | |
2224 | deltaH += stepH; |
2225 | |
2226 | } |
2227 | |
2228 | offsetV += stepV; |
2229 | |
2230 | mPtr += rowStep; |
2231 | |
2232 | } |
2233 | |
2234 | } |
2235 | |
2236 | /*****************************************************************************/ |
2237 | |
2238 | void RefVignette16 (int16 *sPtr, |
2239 | const uint16 *mPtr, |
2240 | uint32 rows, |
2241 | uint32 cols, |
2242 | uint32 planes, |
2243 | int32 sRowStep, |
2244 | int32 sPlaneStep, |
2245 | int32 mRowStep, |
2246 | uint32 mBits) |
2247 | { |
2248 | |
2249 | const uint32 mRound = 1 << (mBits - 1); |
2250 | |
2251 | switch (planes) |
2252 | { |
2253 | |
2254 | case 1: |
2255 | { |
2256 | |
2257 | for (uint32 row = 0; row < rows; row++) |
2258 | { |
2259 | |
2260 | for (uint32 col = 0; col < cols; col++) |
2261 | { |
2262 | |
2263 | uint32 s = sPtr [col] + 32768; |
2264 | |
2265 | uint32 m = mPtr [col]; |
2266 | |
2267 | s = (s * m + mRound) >> mBits; |
2268 | |
2269 | s = Min_uint32 (s, 65535); |
2270 | |
2271 | sPtr [col] = (int16) (s - 32768); |
2272 | |
2273 | } |
2274 | |
2275 | sPtr += sRowStep; |
2276 | |
2277 | mPtr += mRowStep; |
2278 | |
2279 | } |
2280 | |
2281 | break; |
2282 | |
2283 | } |
2284 | |
2285 | case 3: |
2286 | { |
2287 | |
2288 | int16 *rPtr = sPtr; |
2289 | int16 *gPtr = rPtr + sPlaneStep; |
2290 | int16 *bPtr = gPtr + sPlaneStep; |
2291 | |
2292 | for (uint32 row = 0; row < rows; row++) |
2293 | { |
2294 | |
2295 | for (uint32 col = 0; col < cols; col++) |
2296 | { |
2297 | |
2298 | uint32 r = rPtr [col] + 32768; |
2299 | uint32 g = gPtr [col] + 32768; |
2300 | uint32 b = bPtr [col] + 32768; |
2301 | |
2302 | uint32 m = mPtr [col]; |
2303 | |
2304 | r = (r * m + mRound) >> mBits; |
2305 | g = (g * m + mRound) >> mBits; |
2306 | b = (b * m + mRound) >> mBits; |
2307 | |
2308 | r = Min_uint32 (r, 65535); |
2309 | g = Min_uint32 (g, 65535); |
2310 | b = Min_uint32 (b, 65535); |
2311 | |
2312 | rPtr [col] = (int16) (r - 32768); |
2313 | gPtr [col] = (int16) (g - 32768); |
2314 | bPtr [col] = (int16) (b - 32768); |
2315 | |
2316 | } |
2317 | |
2318 | rPtr += sRowStep; |
2319 | gPtr += sRowStep; |
2320 | bPtr += sRowStep; |
2321 | |
2322 | mPtr += mRowStep; |
2323 | |
2324 | } |
2325 | |
2326 | break; |
2327 | |
2328 | } |
2329 | |
2330 | case 4: |
2331 | { |
2332 | |
2333 | int16 *aPtr = sPtr; |
2334 | int16 *bPtr = aPtr + sPlaneStep; |
2335 | int16 *cPtr = bPtr + sPlaneStep; |
2336 | int16 *dPtr = cPtr + sPlaneStep; |
2337 | |
2338 | for (uint32 row = 0; row < rows; row++) |
2339 | { |
2340 | |
2341 | for (uint32 col = 0; col < cols; col++) |
2342 | { |
2343 | |
2344 | uint32 a = aPtr [col] + 32768; |
2345 | uint32 b = bPtr [col] + 32768; |
2346 | uint32 c = cPtr [col] + 32768; |
2347 | uint32 d = dPtr [col] + 32768; |
2348 | |
2349 | uint32 m = mPtr [col]; |
2350 | |
2351 | a = (a * m + mRound) >> mBits; |
2352 | b = (b * m + mRound) >> mBits; |
2353 | c = (c * m + mRound) >> mBits; |
2354 | d = (d * m + mRound) >> mBits; |
2355 | |
2356 | a = Min_uint32 (a, 65535); |
2357 | b = Min_uint32 (b, 65535); |
2358 | c = Min_uint32 (c, 65535); |
2359 | d = Min_uint32 (d, 65535); |
2360 | |
2361 | aPtr [col] = (int16) (a - 32768); |
2362 | bPtr [col] = (int16) (b - 32768); |
2363 | cPtr [col] = (int16) (c - 32768); |
2364 | dPtr [col] = (int16) (d - 32768); |
2365 | |
2366 | } |
2367 | |
2368 | aPtr += sRowStep; |
2369 | bPtr += sRowStep; |
2370 | cPtr += sRowStep; |
2371 | dPtr += sRowStep; |
2372 | |
2373 | mPtr += mRowStep; |
2374 | |
2375 | } |
2376 | |
2377 | break; |
2378 | |
2379 | } |
2380 | |
2381 | default: |
2382 | { |
2383 | |
2384 | for (uint32 plane = 0; plane < planes; plane++) |
2385 | { |
2386 | |
2387 | int16 *planePtr = sPtr; |
2388 | |
2389 | const uint16 *maskPtr = mPtr; |
2390 | |
2391 | for (uint32 row = 0; row < rows; row++) |
2392 | { |
2393 | |
2394 | for (uint32 col = 0; col < cols; col++) |
2395 | { |
2396 | |
2397 | uint32 s = planePtr [col] + 32768; |
2398 | |
2399 | uint32 m = maskPtr [col]; |
2400 | |
2401 | s = (s * m + mRound) >> mBits; |
2402 | |
2403 | s = Min_uint32 (s, 65535); |
2404 | |
2405 | planePtr [col] = (int16) (s - 32768); |
2406 | |
2407 | } |
2408 | |
2409 | planePtr += sRowStep; |
2410 | |
2411 | maskPtr += mRowStep; |
2412 | |
2413 | } |
2414 | |
2415 | sPtr += sPlaneStep; |
2416 | |
2417 | } |
2418 | |
2419 | break; |
2420 | |
2421 | } |
2422 | |
2423 | } |
2424 | |
2425 | } |
2426 | |
2427 | /*****************************************************************************/ |
2428 | |
2429 | void RefVignette32 (real32 *sPtr, |
2430 | const uint16 *mPtr, |
2431 | uint32 rows, |
2432 | uint32 cols, |
2433 | uint32 planes, |
2434 | int32 sRowStep, |
2435 | int32 sPlaneStep, |
2436 | int32 mRowStep, |
2437 | uint32 mBits) |
2438 | { |
2439 | |
2440 | const real32 kNorm = 1.0f / (1 << mBits); |
2441 | |
2442 | switch (planes) |
2443 | { |
2444 | |
2445 | case 1: |
2446 | { |
2447 | |
2448 | for (uint32 row = 0; row < rows; row++) |
2449 | { |
2450 | |
2451 | for (uint32 col = 0; col < cols; col++) |
2452 | { |
2453 | |
2454 | real32 s = sPtr [col]; |
2455 | |
2456 | uint16 m = mPtr [col]; |
2457 | |
2458 | real32 scale = m * kNorm; |
2459 | |
2460 | s = Min_real32 (s * scale, 1.0f); |
2461 | |
2462 | sPtr [col] = s; |
2463 | |
2464 | } |
2465 | |
2466 | sPtr += sRowStep; |
2467 | |
2468 | mPtr += mRowStep; |
2469 | |
2470 | } |
2471 | |
2472 | break; |
2473 | |
2474 | } |
2475 | |
2476 | case 3: |
2477 | { |
2478 | |
2479 | real32 *rPtr = sPtr; |
2480 | real32 *gPtr = rPtr + sPlaneStep; |
2481 | real32 *bPtr = gPtr + sPlaneStep; |
2482 | |
2483 | for (uint32 row = 0; row < rows; row++) |
2484 | { |
2485 | |
2486 | for (uint32 col = 0; col < cols; col++) |
2487 | { |
2488 | |
2489 | real32 r = rPtr [col]; |
2490 | real32 g = gPtr [col]; |
2491 | real32 b = bPtr [col]; |
2492 | |
2493 | uint16 m = mPtr [col]; |
2494 | |
2495 | real32 scale = m * kNorm; |
2496 | |
2497 | r = Min_real32 (r * scale, 1.0f); |
2498 | g = Min_real32 (g * scale, 1.0f); |
2499 | b = Min_real32 (b * scale, 1.0f); |
2500 | |
2501 | rPtr [col] = r; |
2502 | gPtr [col] = g; |
2503 | bPtr [col] = b; |
2504 | |
2505 | } |
2506 | |
2507 | rPtr += sRowStep; |
2508 | gPtr += sRowStep; |
2509 | bPtr += sRowStep; |
2510 | |
2511 | mPtr += mRowStep; |
2512 | |
2513 | } |
2514 | |
2515 | break; |
2516 | |
2517 | } |
2518 | |
2519 | case 4: |
2520 | { |
2521 | |
2522 | real32 *aPtr = sPtr; |
2523 | real32 *bPtr = aPtr + sPlaneStep; |
2524 | real32 *cPtr = bPtr + sPlaneStep; |
2525 | real32 *dPtr = cPtr + sPlaneStep; |
2526 | |
2527 | for (uint32 row = 0; row < rows; row++) |
2528 | { |
2529 | |
2530 | for (uint32 col = 0; col < cols; col++) |
2531 | { |
2532 | |
2533 | real32 a = aPtr [col]; |
2534 | real32 b = bPtr [col]; |
2535 | real32 c = cPtr [col]; |
2536 | real32 d = dPtr [col]; |
2537 | |
2538 | uint16 m = mPtr [col]; |
2539 | |
2540 | real32 scale = m * kNorm; |
2541 | |
2542 | a = Min_real32 (a * scale, 1.0f); |
2543 | b = Min_real32 (b * scale, 1.0f); |
2544 | c = Min_real32 (c * scale, 1.0f); |
2545 | d = Min_real32 (d * scale, 1.0f); |
2546 | |
2547 | aPtr [col] = a; |
2548 | bPtr [col] = b; |
2549 | cPtr [col] = c; |
2550 | dPtr [col] = d; |
2551 | |
2552 | } |
2553 | |
2554 | aPtr += sRowStep; |
2555 | bPtr += sRowStep; |
2556 | cPtr += sRowStep; |
2557 | dPtr += sRowStep; |
2558 | |
2559 | mPtr += mRowStep; |
2560 | |
2561 | } |
2562 | |
2563 | break; |
2564 | |
2565 | } |
2566 | |
2567 | default: |
2568 | { |
2569 | |
2570 | for (uint32 plane = 0; plane < planes; plane++) |
2571 | { |
2572 | |
2573 | real32 *planePtr = sPtr; |
2574 | |
2575 | const uint16 *maskPtr = mPtr; |
2576 | |
2577 | for (uint32 row = 0; row < rows; row++) |
2578 | { |
2579 | |
2580 | for (uint32 col = 0; col < cols; col++) |
2581 | { |
2582 | |
2583 | real32 s = planePtr [col]; |
2584 | |
2585 | uint16 m = maskPtr [col]; |
2586 | |
2587 | real32 scale = m * kNorm; |
2588 | |
2589 | s = Min_real32 (s * scale, 1.0f); |
2590 | |
2591 | planePtr [col] = s; |
2592 | |
2593 | } |
2594 | |
2595 | planePtr += sRowStep; |
2596 | |
2597 | maskPtr += mRowStep; |
2598 | |
2599 | } |
2600 | |
2601 | sPtr += sPlaneStep; |
2602 | |
2603 | } |
2604 | |
2605 | break; |
2606 | |
2607 | } |
2608 | |
2609 | } |
2610 | |
2611 | } |
2612 | |
2613 | /******************************************************************************/ |
2614 | |
2615 | void RefMapArea16 (uint16 *dPtr, |
2616 | uint32 count0, |
2617 | uint32 count1, |
2618 | uint32 count2, |
2619 | int32 step0, |
2620 | int32 step1, |
2621 | int32 step2, |
2622 | const uint16 *map) |
2623 | { |
2624 | |
2625 | if (step2 == 1 && count2 >= 32) |
2626 | { |
2627 | |
2628 | for (uint32 index0 = 0; index0 < count0; index0++) |
2629 | { |
2630 | |
2631 | uint16 *d1 = dPtr; |
2632 | |
2633 | for (uint32 index1 = 0; index1 < count1; index1++) |
2634 | { |
2635 | |
2636 | uint16 *d2 = d1; |
2637 | |
2638 | uint32 count = count2; |
2639 | |
2640 | // Get the data 32-bit aligned if it is not. |
2641 | |
2642 | if (!IsAligned32 (dPtr)) |
2643 | { |
2644 | |
2645 | d2 [0] = map [d2 [0]]; |
2646 | |
2647 | count--; |
2648 | |
2649 | d2++; |
2650 | |
2651 | } |
2652 | |
2653 | // Use 32-bit reads and writes for bulk processing. |
2654 | |
2655 | uint32 *dPtr32 = (uint32 *) d2; |
2656 | |
2657 | // Process in blocks of 16 pixels. |
2658 | |
2659 | uint32 blocks = count >> 4; |
2660 | |
2661 | count -= blocks << 4; |
2662 | d2 += blocks << 4; |
2663 | |
2664 | while (blocks--) |
2665 | { |
2666 | |
2667 | uint32 x0, x1, x2, x3, x4, x5, x6, x7; |
2668 | uint32 p0, p1, p2, p3, p4, p5, p6, p7; |
2669 | |
2670 | // Use 32 bit reads & writes, and pack and unpack the 16-bit values. |
2671 | // This results in slightly higher performance. |
2672 | |
2673 | // Note that this code runs on both little-endian and big-endian systems, |
2674 | // since the pixels are either never swapped or double swapped. |
2675 | |
2676 | x0 = dPtr32 [0]; |
2677 | x1 = dPtr32 [1]; |
2678 | x2 = dPtr32 [2]; |
2679 | x3 = dPtr32 [3]; |
2680 | |
2681 | p0 = map [x0 >> 16 ]; |
2682 | p1 = map [x0 & 0x0FFFF]; |
2683 | p2 = map [x1 >> 16 ]; |
2684 | p3 = map [x1 & 0x0FFFF]; |
2685 | p4 = map [x2 >> 16 ]; |
2686 | p5 = map [x2 & 0x0FFFF]; |
2687 | p6 = map [x3 >> 16 ]; |
2688 | p7 = map [x3 & 0x0FFFF]; |
2689 | |
2690 | x0 = (p0 << 16) | p1; |
2691 | x1 = (p2 << 16) | p3; |
2692 | x2 = (p4 << 16) | p5; |
2693 | x3 = (p6 << 16) | p7; |
2694 | |
2695 | x4 = dPtr32 [4]; |
2696 | x5 = dPtr32 [5]; |
2697 | x6 = dPtr32 [6]; |
2698 | x7 = dPtr32 [7]; |
2699 | |
2700 | dPtr32 [0] = x0; |
2701 | dPtr32 [1] = x1; |
2702 | dPtr32 [2] = x2; |
2703 | dPtr32 [3] = x3; |
2704 | |
2705 | p0 = map [x4 >> 16 ]; |
2706 | p1 = map [x4 & 0x0FFFF]; |
2707 | p2 = map [x5 >> 16 ]; |
2708 | p3 = map [x5 & 0x0FFFF]; |
2709 | p4 = map [x6 >> 16 ]; |
2710 | p5 = map [x6 & 0x0FFFF]; |
2711 | p6 = map [x7 >> 16 ]; |
2712 | p7 = map [x7 & 0x0FFFF]; |
2713 | |
2714 | x4 = (p0 << 16) | p1; |
2715 | x5 = (p2 << 16) | p3; |
2716 | x6 = (p4 << 16) | p5; |
2717 | x7 = (p6 << 16) | p7; |
2718 | |
2719 | dPtr32 [4] = x4; |
2720 | dPtr32 [5] = x5; |
2721 | dPtr32 [6] = x6; |
2722 | dPtr32 [7] = x7; |
2723 | |
2724 | dPtr32 += 8; |
2725 | |
2726 | } |
2727 | |
2728 | // Process remaining columns. |
2729 | |
2730 | for (uint32 j = 0; j < count; j++) |
2731 | { |
2732 | |
2733 | d2 [j] = map [d2 [j]]; |
2734 | |
2735 | } |
2736 | |
2737 | d1 += step1; |
2738 | |
2739 | } |
2740 | |
2741 | dPtr += step0; |
2742 | |
2743 | } |
2744 | |
2745 | } |
2746 | |
2747 | else |
2748 | { |
2749 | |
2750 | for (uint32 index0 = 0; index0 < count0; index0++) |
2751 | { |
2752 | |
2753 | uint16 *d1 = dPtr; |
2754 | |
2755 | for (uint32 index1 = 0; index1 < count1; index1++) |
2756 | { |
2757 | |
2758 | uint16 *d2 = d1; |
2759 | |
2760 | for (uint32 index2 = 0; index2 < count2; index2++) |
2761 | { |
2762 | |
2763 | d2 [0] = map [d2 [0]]; |
2764 | |
2765 | d2 += step2; |
2766 | |
2767 | } |
2768 | |
2769 | d1 += step1; |
2770 | |
2771 | } |
2772 | |
2773 | dPtr += step0; |
2774 | |
2775 | } |
2776 | |
2777 | } |
2778 | |
2779 | } |
2780 | |
2781 | /*****************************************************************************/ |
2782 | |