OpenCV 4.5.3(日本語機械翻訳)
border_interpolate.hpp
[詳解]
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42
43 #ifndef OPENCV_CUDA_BORDER_INTERPOLATE_HPP
44 #define OPENCV_CUDA_BORDER_INTERPOLATE_HPP
45
46 #include "saturate_cast.hpp"
47 #include "vec_traits.hpp"
48 #include "vec_math.hpp"
49
55
56 namespace cv { namespace cuda { namespace device
57{
59 // BrdConstant
60
61 template <typename D> struct BrdRowConstant
62 {
63 typedef D result_type;
64
65 explicit __host__ __device__ __forceinline__ BrdRowConstant(int width_, const D& val_ = VecTraits<D>::all(0)) : width(width_), val(val_) {}
66
67 template <typename T> __device__ __forceinline__ D at_low(int x, const T* data) const
68 {
69 return x >= 0 ? saturate_cast<D>(data[x]) : val;
70 }
71
72 template <typename T> __device__ __forceinline__ D at_high(int x, const T* data) const
73 {
74 return x < width ? saturate_cast<D>(data[x]) : val;
75 }
76
77 template <typename T> __device__ __forceinline__ D at(int x, const T* data) const
78 {
79 return (x >= 0 && x < width) ? saturate_cast<D>(data[x]) : val;
80 }
81
82 int width;
83 D val;
84 };
85
86 template <typename D> struct BrdColConstant
87 {
88 typedef D result_type;
89
90 explicit __host__ __device__ __forceinline__ BrdColConstant(int height_, const D& val_ = VecTraits<D>::all(0)) : height(height_), val(val_) {}
91
92 template <typename T> __device__ __forceinline__ D at_low(int y, const T* data, size_t step) const
93 {
94 return y >= 0 ? saturate_cast<D>(*(const T*)((const char*)data + y * step)) : val;
95 }
96
97 template <typename T> __device__ __forceinline__ D at_high(int y, const T* data, size_t step) const
98 {
99 return y < height ? saturate_cast<D>(*(const T*)((const char*)data + y * step)) : val;
100 }
101
102 template <typename T> __device__ __forceinline__ D at(int y, const T* data, size_t step) const
103 {
104 return (y >= 0 && y < height) ? saturate_cast<D>(*(const T*)((const char*)data + y * step)) : val;
105 }
106
107 int height;
108 D val;
109 };
110
111 template <typename D> struct BrdConstant
112 {
113 typedef D result_type;
114
115 __host__ __device__ __forceinline__ BrdConstant(int height_, int width_, const D& val_ = VecTraits<D>::all(0)) : height(height_), width(width_), val(val_)
116 {
117 }
118
119 template <typename T> __device__ __forceinline__ D at(int y, int x, const T* data, size_t step) const
120 {
121 return (x >= 0 && x < width && y >= 0 && y < height) ? saturate_cast<D>(((const T*)((const uchar*)data + y * step))[x]) : val;
122 }
123
124 template <typename Ptr2D> __device__ __forceinline__ D at(typename Ptr2D::index_type y, typename Ptr2D::index_type x, const Ptr2D& src) const
125 {
126 return (x >= 0 && x < width && y >= 0 && y < height) ? saturate_cast<D>(src(y, x)) : val;
127 }
128
129 int height;
130 int width;
131 D val;
132 };
133
135 // BrdReplicate
136
137 template <typename D> struct BrdRowReplicate
138 {
139 typedef D result_type;
140
141 explicit __host__ __device__ __forceinline__ BrdRowReplicate(int width) : last_col(width - 1) {}
142 template <typename U> __host__ __device__ __forceinline__ BrdRowReplicate(int width, U) : last_col(width - 1) {}
143
144 __device__ __forceinline__ int idx_col_low(int x) const
145 {
146 return ::max(x, 0);
147 }
148
149 __device__ __forceinline__ int idx_col_high(int x) const
150 {
151 return ::min(x, last_col);
152 }
153
154 __device__ __forceinline__ int idx_col(int x) const
155 {
156 return idx_col_low(idx_col_high(x));
157 }
158
159 template <typename T> __device__ __forceinline__ D at_low(int x, const T* data) const
160 {
161 return saturate_cast<D>(data[idx_col_low(x)]);
162 }
163
164 template <typename T> __device__ __forceinline__ D at_high(int x, const T* data) const
165 {
166 return saturate_cast<D>(data[idx_col_high(x)]);
167 }
168
169 template <typename T> __device__ __forceinline__ D at(int x, const T* data) const
170 {
171 return saturate_cast<D>(data[idx_col(x)]);
172 }
173
174 int last_col;
175 };
176
177 template <typename D> struct BrdColReplicate
178 {
179 typedef D result_type;
180
181 explicit __host__ __device__ __forceinline__ BrdColReplicate(int height) : last_row(height - 1) {}
182 template <typename U> __host__ __device__ __forceinline__ BrdColReplicate(int height, U) : last_row(height - 1) {}
183
184 __device__ __forceinline__ int idx_row_low(int y) const
185 {
186 return ::max(y, 0);
187 }
188
189 __device__ __forceinline__ int idx_row_high(int y) const
190 {
191 return ::min(y, last_row);
192 }
193
194 __device__ __forceinline__ int idx_row(int y) const
195 {
196 return idx_row_low(idx_row_high(y));
197 }
198
199 template <typename T> __device__ __forceinline__ D at_low(int y, const T* data, size_t step) const
200 {
201 return saturate_cast<D>(*(const T*)((const char*)data + idx_row_low(y) * step));
202 }
203
204 template <typename T> __device__ __forceinline__ D at_high(int y, const T* data, size_t step) const
205 {
206 return saturate_cast<D>(*(const T*)((const char*)data + idx_row_high(y) * step));
207 }
208
209 template <typename T> __device__ __forceinline__ D at(int y, const T* data, size_t step) const
210 {
211 return saturate_cast<D>(*(const T*)((const char*)data + idx_row(y) * step));
212 }
213
214 int last_row;
215 };
216
217 template <typename D> struct BrdReplicate
218 {
219 typedef D result_type;
220
221 __host__ __device__ __forceinline__ BrdReplicate(int height, int width) : last_row(height - 1), last_col(width - 1) {}
222 template <typename U> __host__ __device__ __forceinline__ BrdReplicate(int height, int width, U) : last_row(height - 1), last_col(width - 1) {}
223
224 __device__ __forceinline__ int idx_row_low(int y) const
225 {
226 return ::max(y, 0);
227 }
228
229 __device__ __forceinline__ int idx_row_high(int y) const
230 {
231 return ::min(y, last_row);
232 }
233
234 __device__ __forceinline__ int idx_row(int y) const
235 {
236 return idx_row_low(idx_row_high(y));
237 }
238
239 __device__ __forceinline__ int idx_col_low(int x) const
240 {
241 return ::max(x, 0);
242 }
243
244 __device__ __forceinline__ int idx_col_high(int x) const
245 {
246 return ::min(x, last_col);
247 }
248
249 __device__ __forceinline__ int idx_col(int x) const
250 {
251 return idx_col_low(idx_col_high(x));
252 }
253
254 template <typename T> __device__ __forceinline__ D at(int y, int x, const T* data, size_t step) const
255 {
256 return saturate_cast<D>(((const T*)((const char*)data + idx_row(y) * step))[idx_col(x)]);
257 }
258
259 template <typename Ptr2D> __device__ __forceinline__ D at(typename Ptr2D::index_type y, typename Ptr2D::index_type x, const Ptr2D& src) const
260 {
261 return saturate_cast<D>(src(idx_row(y), idx_col(x)));
262 }
263
264 int last_row;
265 int last_col;
266 };
267
269 // BrdReflect101
270
271 template <typename D> struct BrdRowReflect101
272 {
273 typedef D result_type;
274
275 explicit __host__ __device__ __forceinline__ BrdRowReflect101(int width) : last_col(width - 1) {}
276 template <typename U> __host__ __device__ __forceinline__ BrdRowReflect101(int width, U) : last_col(width - 1) {}
277
278 __device__ __forceinline__ int idx_col_low(int x) const
279 {
280 return ::abs(x) % (last_col + 1);
281 }
282
283 __device__ __forceinline__ int idx_col_high(int x) const
284 {
285 return ::abs(last_col - ::abs(last_col - x)) % (last_col + 1);
286 }
287
288 __device__ __forceinline__ int idx_col(int x) const
289 {
290 return idx_col_low(idx_col_high(x));
291 }
292
293 template <typename T> __device__ __forceinline__ D at_low(int x, const T* data) const
294 {
295 return saturate_cast<D>(data[idx_col_low(x)]);
296 }
297
298 template <typename T> __device__ __forceinline__ D at_high(int x, const T* data) const
299 {
300 return saturate_cast<D>(data[idx_col_high(x)]);
301 }
302
303 template <typename T> __device__ __forceinline__ D at(int x, const T* data) const
304 {
305 return saturate_cast<D>(data[idx_col(x)]);
306 }
307
308 int last_col;
309 };
310
311 template <typename D> struct BrdColReflect101
312 {
313 typedef D result_type;
314
315 explicit __host__ __device__ __forceinline__ BrdColReflect101(int height) : last_row(height - 1) {}
316 template <typename U> __host__ __device__ __forceinline__ BrdColReflect101(int height, U) : last_row(height - 1) {}
317
318 __device__ __forceinline__ int idx_row_low(int y) const
319 {
320 return ::abs(y) % (last_row + 1);
321 }
322
323 __device__ __forceinline__ int idx_row_high(int y) const
324 {
325 return ::abs(last_row - ::abs(last_row - y)) % (last_row + 1);
326 }
327
328 __device__ __forceinline__ int idx_row(int y) const
329 {
330 return idx_row_low(idx_row_high(y));
331 }
332
333 template <typename T> __device__ __forceinline__ D at_low(int y, const T* data, size_t step) const
334 {
335 return saturate_cast<D>(*(const D*)((const char*)data + idx_row_low(y) * step));
336 }
337
338 template <typename T> __device__ __forceinline__ D at_high(int y, const T* data, size_t step) const
339 {
340 return saturate_cast<D>(*(const D*)((const char*)data + idx_row_high(y) * step));
341 }
342
343 template <typename T> __device__ __forceinline__ D at(int y, const T* data, size_t step) const
344 {
345 return saturate_cast<D>(*(const D*)((const char*)data + idx_row(y) * step));
346 }
347
348 int last_row;
349 };
350
351 template <typename D> struct BrdReflect101
352 {
353 typedef D result_type;
354
355 __host__ __device__ __forceinline__ BrdReflect101(int height, int width) : last_row(height - 1), last_col(width - 1) {}
356 template <typename U> __host__ __device__ __forceinline__ BrdReflect101(int height, int width, U) : last_row(height - 1), last_col(width - 1) {}
357
358 __device__ __forceinline__ int idx_row_low(int y) const
359 {
360 return ::abs(y) % (last_row + 1);
361 }
362
363 __device__ __forceinline__ int idx_row_high(int y) const
364 {
365 return ::abs(last_row - ::abs(last_row - y)) % (last_row + 1);
366 }
367
368 __device__ __forceinline__ int idx_row(int y) const
369 {
370 return idx_row_low(idx_row_high(y));
371 }
372
373 __device__ __forceinline__ int idx_col_low(int x) const
374 {
375 return ::abs(x) % (last_col + 1);
376 }
377
378 __device__ __forceinline__ int idx_col_high(int x) const
379 {
380 return ::abs(last_col - ::abs(last_col - x)) % (last_col + 1);
381 }
382
383 __device__ __forceinline__ int idx_col(int x) const
384 {
385 return idx_col_low(idx_col_high(x));
386 }
387
388 template <typename T> __device__ __forceinline__ D at(int y, int x, const T* data, size_t step) const
389 {
390 return saturate_cast<D>(((const T*)((const char*)data + idx_row(y) * step))[idx_col(x)]);
391 }
392
393 template <typename Ptr2D> __device__ __forceinline__ D at(typename Ptr2D::index_type y, typename Ptr2D::index_type x, const Ptr2D& src) const
394 {
395 return saturate_cast<D>(src(idx_row(y), idx_col(x)));
396 }
397
398 int last_row;
399 int last_col;
400 };
401
403 // BrdReflect
404
405 template <typename D> struct BrdRowReflect
406 {
407 typedef D result_type;
408
409 explicit __host__ __device__ __forceinline__ BrdRowReflect(int width) : last_col(width - 1) {}
410 template <typename U> __host__ __device__ __forceinline__ BrdRowReflect(int width, U) : last_col(width - 1) {}
411
412 __device__ __forceinline__ int idx_col_low(int x) const
413 {
414 return (::abs(x) - (x < 0)) % (last_col + 1);
415 }
416
417 __device__ __forceinline__ int idx_col_high(int x) const
418 {
419 return ::abs(last_col - ::abs(last_col - x) + (x > last_col)) % (last_col + 1);
420 }
421
422 __device__ __forceinline__ int idx_col(int x) const
423 {
424 return idx_col_high(::abs(x) - (x < 0));
425 }
426
427 template <typename T> __device__ __forceinline__ D at_low(int x, const T* data) const
428 {
429 return saturate_cast<D>(data[idx_col_low(x)]);
430 }
431
432 template <typename T> __device__ __forceinline__ D at_high(int x, const T* data) const
433 {
434 return saturate_cast<D>(data[idx_col_high(x)]);
435 }
436
437 template <typename T> __device__ __forceinline__ D at(int x, const T* data) const
438 {
439 return saturate_cast<D>(data[idx_col(x)]);
440 }
441
442 int last_col;
443 };
444
445 template <typename D> struct BrdColReflect
446 {
447 typedef D result_type;
448
449 explicit __host__ __device__ __forceinline__ BrdColReflect(int height) : last_row(height - 1) {}
450 template <typename U> __host__ __device__ __forceinline__ BrdColReflect(int height, U) : last_row(height - 1) {}
451
452 __device__ __forceinline__ int idx_row_low(int y) const
453 {
454 return (::abs(y) - (y < 0)) % (last_row + 1);
455 }
456
457 __device__ __forceinline__ int idx_row_high(int y) const
458 {
459 return ::abs(last_row - ::abs(last_row - y) + (y > last_row)) % (last_row + 1);
460 }
461
462 __device__ __forceinline__ int idx_row(int y) const
463 {
464 return idx_row_high(::abs(y) - (y < 0));
465 }
466
467 template <typename T> __device__ __forceinline__ D at_low(int y, const T* data, size_t step) const
468 {
469 return saturate_cast<D>(*(const D*)((const char*)data + idx_row_low(y) * step));
470 }
471
472 template <typename T> __device__ __forceinline__ D at_high(int y, const T* data, size_t step) const
473 {
474 return saturate_cast<D>(*(const D*)((const char*)data + idx_row_high(y) * step));
475 }
476
477 template <typename T> __device__ __forceinline__ D at(int y, const T* data, size_t step) const
478 {
479 return saturate_cast<D>(*(const D*)((const char*)data + idx_row(y) * step));
480 }
481
482 int last_row;
483 };
484
485 template <typename D> struct BrdReflect
486 {
487 typedef D result_type;
488
489 __host__ __device__ __forceinline__ BrdReflect(int height, int width) : last_row(height - 1), last_col(width - 1) {}
490 template <typename U> __host__ __device__ __forceinline__ BrdReflect(int height, int width, U) : last_row(height - 1), last_col(width - 1) {}
491
492 __device__ __forceinline__ int idx_row_low(int y) const
493 {
494 return (::abs(y) - (y < 0)) % (last_row + 1);
495 }
496
497 __device__ __forceinline__ int idx_row_high(int y) const
498 {
499 return /*::abs*/(last_row - ::abs(last_row - y) + (y > last_row)) /*% (last_row + 1)*/;
500 }
501
502 __device__ __forceinline__ int idx_row(int y) const
503 {
504 return idx_row_low(idx_row_high(y));
505 }
506
507 __device__ __forceinline__ int idx_col_low(int x) const
508 {
509 return (::abs(x) - (x < 0)) % (last_col + 1);
510 }
511
512 __device__ __forceinline__ int idx_col_high(int x) const
513 {
514 return (last_col - ::abs(last_col - x) + (x > last_col));
515 }
516
517 __device__ __forceinline__ int idx_col(int x) const
518 {
519 return idx_col_low(idx_col_high(x));
520 }
521
522 template <typename T> __device__ __forceinline__ D at(int y, int x, const T* data, size_t step) const
523 {
524 return saturate_cast<D>(((const T*)((const char*)data + idx_row(y) * step))[idx_col(x)]);
525 }
526
527 template <typename Ptr2D> __device__ __forceinline__ D at(typename Ptr2D::index_type y, typename Ptr2D::index_type x, const Ptr2D& src) const
528 {
529 return saturate_cast<D>(src(idx_row(y), idx_col(x)));
530 }
531
532 int last_row;
533 int last_col;
534 };
535
537 // BrdWrap
538
539 template <typename D> struct BrdRowWrap
540 {
541 typedef D result_type;
542
543 explicit __host__ __device__ __forceinline__ BrdRowWrap(int width_) : width(width_) {}
544 template <typename U> __host__ __device__ __forceinline__ BrdRowWrap(int width_, U) : width(width_) {}
545
546 __device__ __forceinline__ int idx_col_low(int x) const
547 {
548 return (x >= 0) * x + (x < 0) * (x - ((x - width + 1) / width) * width);
549 }
550
551 __device__ __forceinline__ int idx_col_high(int x) const
552 {
553 return (x < width) * x + (x >= width) * (x % width);
554 }
555
556 __device__ __forceinline__ int idx_col(int x) const
557 {
558 return idx_col_high(idx_col_low(x));
559 }
560
561 template <typename T> __device__ __forceinline__ D at_low(int x, const T* data) const
562 {
563 return saturate_cast<D>(data[idx_col_low(x)]);
564 }
565
566 template <typename T> __device__ __forceinline__ D at_high(int x, const T* data) const
567 {
568 return saturate_cast<D>(data[idx_col_high(x)]);
569 }
570
571 template <typename T> __device__ __forceinline__ D at(int x, const T* data) const
572 {
573 return saturate_cast<D>(data[idx_col(x)]);
574 }
575
576 int width;
577 };
578
579 template <typename D> struct BrdColWrap
580 {
581 typedef D result_type;
582
583 explicit __host__ __device__ __forceinline__ BrdColWrap(int height_) : height(height_) {}
584 template <typename U> __host__ __device__ __forceinline__ BrdColWrap(int height_, U) : height(height_) {}
585
586 __device__ __forceinline__ int idx_row_low(int y) const
587 {
588 return (y >= 0) * y + (y < 0) * (y - ((y - height + 1) / height) * height);
589 }
590
591 __device__ __forceinline__ int idx_row_high(int y) const
592 {
593 return (y < height) * y + (y >= height) * (y % height);
594 }
595
596 __device__ __forceinline__ int idx_row(int y) const
597 {
598 return idx_row_high(idx_row_low(y));
599 }
600
601 template <typename T> __device__ __forceinline__ D at_low(int y, const T* data, size_t step) const
602 {
603 return saturate_cast<D>(*(const D*)((const char*)data + idx_row_low(y) * step));
604 }
605
606 template <typename T> __device__ __forceinline__ D at_high(int y, const T* data, size_t step) const
607 {
608 return saturate_cast<D>(*(const D*)((const char*)data + idx_row_high(y) * step));
609 }
610
611 template <typename T> __device__ __forceinline__ D at(int y, const T* data, size_t step) const
612 {
613 return saturate_cast<D>(*(const D*)((const char*)data + idx_row(y) * step));
614 }
615
616 int height;
617 };
618
619 template <typename D> struct BrdWrap
620 {
621 typedef D result_type;
622
623 __host__ __device__ __forceinline__ BrdWrap(int height_, int width_) :
624 height(height_), width(width_)
625 {
626 }
627 template <typename U>
628 __host__ __device__ __forceinline__ BrdWrap(int height_, int width_, U) :
629 height(height_), width(width_)
630 {
631 }
632
633 __device__ __forceinline__ int idx_row_low(int y) const
634 {
635 return (y >= 0) ? y : (y - ((y - height + 1) / height) * height);
636 }
637
638 __device__ __forceinline__ int idx_row_high(int y) const
639 {
640 return (y < height) ? y : (y % height);
641 }
642
643 __device__ __forceinline__ int idx_row(int y) const
644 {
645 return idx_row_high(idx_row_low(y));
646 }
647
648 __device__ __forceinline__ int idx_col_low(int x) const
649 {
650 return (x >= 0) ? x : (x - ((x - width + 1) / width) * width);
651 }
652
653 __device__ __forceinline__ int idx_col_high(int x) const
654 {
655 return (x < width) ? x : (x % width);
656 }
657
658 __device__ __forceinline__ int idx_col(int x) const
659 {
660 return idx_col_high(idx_col_low(x));
661 }
662
663 template <typename T> __device__ __forceinline__ D at(int y, int x, const T* data, size_t step) const
664 {
665 return saturate_cast<D>(((const T*)((const char*)data + idx_row(y) * step))[idx_col(x)]);
666 }
667
668 template <typename Ptr2D> __device__ __forceinline__ D at(typename Ptr2D::index_type y, typename Ptr2D::index_type x, const Ptr2D& src) const
669 {
670 return saturate_cast<D>(src(idx_row(y), idx_col(x)));
671 }
672
673 int height;
674 int width;
675 };
676
678 // BorderReader
679
680 template <typename Ptr2D, typename B> struct BorderReader
681 {
682 typedef typename B::result_type elem_type;
683 typedef typename Ptr2D::index_type index_type;
684
685 __host__ __device__ __forceinline__ BorderReader(const Ptr2D& ptr_, const B& b_) : ptr(ptr_), b(b_) {}
686
687 __device__ __forceinline__ elem_type operator ()(index_type y, index_type x) const
688 {
689 return b.at(y, x, ptr);
690 }
691
692 Ptr2D ptr;
693 B b;
694 };
695
696 // under win32 there is some bug with templated types that passed as kernel parameters
697 // with this specialization all works fine
698 template <typename Ptr2D, typename D> struct BorderReader< Ptr2D, BrdConstant<D> >
699 {
700 typedef typename BrdConstant<D>::result_type elem_type;
701 typedef typename Ptr2D::index_type index_type;
702
703 __host__ __device__ __forceinline__ BorderReader(const Ptr2D& src_, const BrdConstant<D>& b) :
704 src(src_), height(b.height), width(b.width), val(b.val)
705 {
706 }
707
708 __device__ __forceinline__ D operator ()(index_type y, index_type x) const
709 {
710 return (x >= 0 && x < width && y >= 0 && y < height) ? saturate_cast<D>(src(y, x)) : val;
711 }
712
713 Ptr2D src;
714 int height;
715 int width;
716 D val;
717 };
718}}} // namespace cv { namespace cuda { namespace cudev
719
721
722 #endif // OPENCV_CUDA_BORDER_INTERPOLATE_HPP
cv::max
CV_EXPORTS_W void max(InputArray src1, InputArray src2, OutputArray dst)
Calculates per-element maximum of two arrays or an array and a scalar.
cv::min
CV_EXPORTS_W void min(InputArray src1, InputArray src2, OutputArray dst)
Calculates per-element minimum of two arrays or an array and a scalar.
cv::abs
softfloat abs(softfloat a)
Absolute value
Definition: softfloat.hpp:444
cv
"black box" representation of the file storage associated with a file on disk.
Definition: aruco.hpp:75
saturate_cast.hpp
vec_math.hpp
vec_traits.hpp
構築: doxygen 1.9.2