1/*M///////////////////////////////////////////////////////////////////////////////////////
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10//                           License Agreement
11//                For Open Source Computer Vision Library
12//
13// Copyright (C) 2010-2012, Institute Of Software Chinese Academy Of Science, all rights reserved.
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15// Copyright (C) 2010-2012, Multicoreware, Inc., all rights reserved.
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18// @Authors
19//    Niko Li, newlife20080214@gmail.com
20//    Jia Haipeng, jiahaipeng95@gmail.com
21//    Shengen Yan, yanshengen@gmail.com
22//    Jiang Liyuan, lyuan001.good@163.com
23//    Rock Li, Rock.Li@amd.com
24//    Wu Zailong, bullet@yeah.net
25//    Xu Pang, pangxu010@163.com
26//    Sen Liu, swjtuls1987@126.com
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52//M*/
53
54#include "../test_precomp.hpp"
55#include "opencv2/ts/ocl_test.hpp"
56
57#ifdef HAVE_OPENCL
58
59namespace cvtest {
60namespace ocl {
61
62enum
63{
64    noType = -1
65};
66
67/////////////////////////////////////////////////////////////////////////////////////////////////
68// warpAffine  & warpPerspective
69
70PARAM_TEST_CASE(WarpTestBase, MatType, Interpolation, bool, bool)
71{
72    int type, interpolation;
73    Size dsize;
74    bool useRoi, mapInverse;
75    int depth;
76
77    TEST_DECLARE_INPUT_PARAMETER(src);
78    TEST_DECLARE_OUTPUT_PARAMETER(dst);
79
80    virtual void SetUp()
81    {
82        type = GET_PARAM(0);
83        interpolation = GET_PARAM(1);
84        mapInverse = GET_PARAM(2);
85        useRoi = GET_PARAM(3);
86        depth = CV_MAT_DEPTH(type);
87
88        if (mapInverse)
89            interpolation |= WARP_INVERSE_MAP;
90    }
91
92    void random_roi()
93    {
94        dsize = randomSize(1, MAX_VALUE);
95
96        Size roiSize = randomSize(1, MAX_VALUE);
97        Border srcBorder = randomBorder(0, useRoi ? MAX_VALUE : 0);
98        randomSubMat(src, src_roi, roiSize, srcBorder, type, -MAX_VALUE, MAX_VALUE);
99
100        Border dstBorder = randomBorder(0, useRoi ? MAX_VALUE : 0);
101        randomSubMat(dst, dst_roi, dsize, dstBorder, type, -MAX_VALUE, MAX_VALUE);
102
103        UMAT_UPLOAD_INPUT_PARAMETER(src);
104        UMAT_UPLOAD_OUTPUT_PARAMETER(dst);
105    }
106
107    void Near(double threshold = 0.0)
108    {
109        if (depth < CV_32F)
110            EXPECT_MAT_N_DIFF(dst_roi, udst_roi, cvRound(dst_roi.total()*threshold));
111        else
112            OCL_EXPECT_MATS_NEAR_RELATIVE(dst, threshold);
113    }
114};
115
116/////warpAffine
117
118typedef WarpTestBase WarpAffine;
119
120OCL_TEST_P(WarpAffine, Mat)
121{
122    for (int j = 0; j < test_loop_times; j++)
123    {
124        double eps = depth < CV_32F ? 0.04 : 0.06;
125        random_roi();
126
127        Mat M = getRotationMatrix2D(Point2f(src_roi.cols / 2.0f, src_roi.rows / 2.0f),
128            rng.uniform(-180.f, 180.f), rng.uniform(0.4f, 2.0f));
129
130        OCL_OFF(cv::warpAffine(src_roi, dst_roi, M, dsize, interpolation));
131        OCL_ON(cv::warpAffine(usrc_roi, udst_roi, M, dsize, interpolation));
132
133        Near(eps);
134    }
135}
136
137//// warpPerspective
138
139typedef WarpTestBase WarpPerspective;
140
141OCL_TEST_P(WarpPerspective, Mat)
142{
143    for (int j = 0; j < test_loop_times; j++)
144    {
145        double eps = depth < CV_32F ? 0.03 : 0.06;
146        random_roi();
147
148        float cols = static_cast<float>(src_roi.cols), rows = static_cast<float>(src_roi.rows);
149        float cols2 = cols / 2.0f, rows2 = rows / 2.0f;
150        Point2f sp[] = { Point2f(0.0f, 0.0f), Point2f(cols, 0.0f), Point2f(0.0f, rows), Point2f(cols, rows) };
151        Point2f dp[] = { Point2f(rng.uniform(0.0f, cols2), rng.uniform(0.0f, rows2)),
152            Point2f(rng.uniform(cols2, cols), rng.uniform(0.0f, rows2)),
153            Point2f(rng.uniform(0.0f, cols2), rng.uniform(rows2, rows)),
154            Point2f(rng.uniform(cols2, cols), rng.uniform(rows2, rows)) };
155        Mat M = getPerspectiveTransform(sp, dp);
156
157        OCL_OFF(cv::warpPerspective(src_roi, dst_roi, M, dsize, interpolation));
158        OCL_ON(cv::warpPerspective(usrc_roi, udst_roi, M, dsize, interpolation));
159
160        Near(eps);
161    }
162}
163
164
165/////////////////////////////////////////////////////////////////////////////////////////////////
166//// resize
167
168PARAM_TEST_CASE(Resize, MatType, double, double, Interpolation, bool, int)
169{
170    int type, interpolation;
171    int widthMultiple;
172    double fx, fy;
173    bool useRoi;
174
175    TEST_DECLARE_INPUT_PARAMETER(src);
176    TEST_DECLARE_OUTPUT_PARAMETER(dst);
177
178    virtual void SetUp()
179    {
180        type = GET_PARAM(0);
181        fx = GET_PARAM(1);
182        fy = GET_PARAM(2);
183        interpolation = GET_PARAM(3);
184        useRoi = GET_PARAM(4);
185        widthMultiple = GET_PARAM(5);
186    }
187
188    void random_roi()
189    {
190        CV_Assert(fx > 0 && fy > 0);
191
192        Size srcRoiSize = randomSize(10, MAX_VALUE), dstRoiSize;
193        // Make sure the width is a multiple of the requested value, and no more
194        srcRoiSize.width += widthMultiple - 1 - (srcRoiSize.width - 1) % widthMultiple;
195        dstRoiSize.width = cvRound(srcRoiSize.width * fx);
196        dstRoiSize.height = cvRound(srcRoiSize.height * fy);
197
198        if (dstRoiSize.area() == 0)
199        {
200            random_roi();
201            return;
202        }
203
204        Border srcBorder = randomBorder(0, useRoi ? MAX_VALUE : 0);
205        randomSubMat(src, src_roi, srcRoiSize, srcBorder, type, -MAX_VALUE, MAX_VALUE);
206
207        Border dstBorder = randomBorder(0, useRoi ? MAX_VALUE : 0);
208        randomSubMat(dst, dst_roi, dstRoiSize, dstBorder, type, -MAX_VALUE, MAX_VALUE);
209
210        UMAT_UPLOAD_INPUT_PARAMETER(src);
211        UMAT_UPLOAD_OUTPUT_PARAMETER(dst);
212    }
213
214    void Near(double threshold = 0.0)
215    {
216        OCL_EXPECT_MATS_NEAR(dst, threshold);
217    }
218};
219
220OCL_TEST_P(Resize, Mat)
221{
222    for (int j = 0; j < test_loop_times; j++)
223    {
224        int depth = CV_MAT_DEPTH(type);
225        double eps = depth <= CV_32S ? 1 : 5e-2;
226
227        random_roi();
228
229        OCL_OFF(cv::resize(src_roi, dst_roi, Size(), fx, fy, interpolation));
230        OCL_ON(cv::resize(usrc_roi, udst_roi, Size(), fx, fy, interpolation));
231
232        Near(eps);
233    }
234}
235
236/////////////////////////////////////////////////////////////////////////////////////////////////
237// remap
238
239PARAM_TEST_CASE(Remap, MatDepth, Channels, std::pair<MatType, MatType>, BorderType, bool)
240{
241    int srcType, map1Type, map2Type;
242    int borderType;
243    bool useRoi;
244
245    Scalar val;
246
247    TEST_DECLARE_INPUT_PARAMETER(src);
248    TEST_DECLARE_INPUT_PARAMETER(map1);
249    TEST_DECLARE_INPUT_PARAMETER(map2);
250    TEST_DECLARE_OUTPUT_PARAMETER(dst);
251
252    virtual void SetUp()
253    {
254        srcType = CV_MAKE_TYPE(GET_PARAM(0), GET_PARAM(1));
255        map1Type = GET_PARAM(2).first;
256        map2Type = GET_PARAM(2).second;
257        borderType = GET_PARAM(3);
258        useRoi = GET_PARAM(4);
259    }
260
261    void random_roi()
262    {
263        val = randomScalar(-MAX_VALUE, MAX_VALUE);
264        Size srcROISize = randomSize(1, MAX_VALUE);
265        Size dstROISize = randomSize(1, MAX_VALUE);
266
267        Border srcBorder = randomBorder(0, useRoi ? MAX_VALUE : 0);
268        randomSubMat(src, src_roi, srcROISize, srcBorder, srcType, 5, 256);
269
270        Border dstBorder = randomBorder(0, useRoi ? MAX_VALUE : 0);
271        randomSubMat(dst, dst_roi, dstROISize, dstBorder, srcType, -MAX_VALUE, MAX_VALUE);
272
273        int mapMaxValue = MAX_VALUE << 2;
274        Border map1Border = randomBorder(0, useRoi ? MAX_VALUE : 0);
275        randomSubMat(map1, map1_roi, dstROISize, map1Border, map1Type, -mapMaxValue, mapMaxValue);
276
277        Border map2Border = randomBorder(0, useRoi ? MAX_VALUE + 1 : 0);
278        if (map2Type != noType)
279        {
280            int mapMinValue = -mapMaxValue;
281            if (map2Type == CV_16UC1 || map2Type == CV_16SC1)
282                mapMinValue = 0, mapMaxValue = INTER_TAB_SIZE2;
283            randomSubMat(map2, map2_roi, dstROISize, map2Border, map2Type, mapMinValue, mapMaxValue);
284        }
285
286        UMAT_UPLOAD_INPUT_PARAMETER(src);
287        UMAT_UPLOAD_INPUT_PARAMETER(map1);
288        UMAT_UPLOAD_OUTPUT_PARAMETER(dst);
289        if (noType != map2Type)
290            UMAT_UPLOAD_INPUT_PARAMETER(map2);
291    }
292
293    void Near(double threshold = 0.0)
294    {
295        OCL_EXPECT_MATS_NEAR(dst, threshold);
296    }
297};
298
299typedef Remap Remap_INTER_NEAREST;
300
301OCL_TEST_P(Remap_INTER_NEAREST, Mat)
302{
303    for (int j = 0; j < test_loop_times; j++)
304    {
305        random_roi();
306
307        OCL_OFF(cv::remap(src_roi, dst_roi, map1_roi, map2_roi, INTER_NEAREST, borderType, val));
308        OCL_ON(cv::remap(usrc_roi, udst_roi, umap1_roi, umap2_roi, INTER_NEAREST, borderType, val));
309
310        Near(1.0);
311    }
312}
313
314typedef Remap Remap_INTER_LINEAR;
315
316OCL_TEST_P(Remap_INTER_LINEAR, Mat)
317{
318    for (int j = 0; j < test_loop_times; j++)
319    {
320        random_roi();
321
322        double eps = 2.0;
323#ifdef ANDROID
324        // TODO investigate accuracy
325        if (cv::ocl::Device::getDefault().isNVidia())
326            eps = 8.0;
327#endif
328
329        OCL_OFF(cv::remap(src_roi, dst_roi, map1_roi, map2_roi, INTER_LINEAR, borderType, val));
330        OCL_ON(cv::remap(usrc_roi, udst_roi, umap1_roi, umap2_roi, INTER_LINEAR, borderType, val));
331
332        Near(eps);
333    }
334}
335
336/////////////////////////////////////////////////////////////////////////////////////
337
338OCL_INSTANTIATE_TEST_CASE_P(ImgprocWarp, WarpAffine, Combine(
339                            Values(CV_8UC1, CV_8UC3, CV_8UC4, CV_32FC1, CV_32FC3, CV_32FC4),
340                            Values((Interpolation)INTER_NEAREST, (Interpolation)INTER_LINEAR, (Interpolation)INTER_CUBIC),
341                            Bool(),
342                            Bool()));
343
344OCL_INSTANTIATE_TEST_CASE_P(ImgprocWarp, WarpPerspective, Combine(
345                            Values(CV_8UC1, CV_8UC3, CV_8UC4, CV_32FC1, CV_32FC3, CV_32FC4),
346                            Values((Interpolation)INTER_NEAREST, (Interpolation)INTER_LINEAR, (Interpolation)INTER_CUBIC),
347                            Bool(),
348                            Bool()));
349
350OCL_INSTANTIATE_TEST_CASE_P(ImgprocWarp, Resize, Combine(
351                            Values(CV_8UC1, CV_8UC4, CV_16UC2, CV_32FC1, CV_32FC4),
352                            Values(0.5, 1.5, 2.0, 0.2),
353                            Values(0.5, 1.5, 2.0, 0.2),
354                            Values((Interpolation)INTER_NEAREST, (Interpolation)INTER_LINEAR),
355                            Bool(),
356                            Values(1, 16)));
357
358OCL_INSTANTIATE_TEST_CASE_P(ImgprocWarpResizeArea, Resize, Combine(
359                            Values((MatType)CV_8UC1, CV_8UC4, CV_32FC1, CV_32FC4),
360                            Values(0.7, 0.4, 0.5),
361                            Values(0.3, 0.6, 0.5),
362                            Values((Interpolation)INTER_AREA),
363                            Bool(),
364                            Values(1, 16)));
365
366OCL_INSTANTIATE_TEST_CASE_P(ImgprocWarp, Remap_INTER_LINEAR, Combine(
367                            Values(CV_8U, CV_16U, CV_32F),
368                            Values(1, 3, 4),
369                            Values(std::pair<MatType, MatType>((MatType)CV_32FC1, (MatType)CV_32FC1),
370                                   std::pair<MatType, MatType>((MatType)CV_16SC2, (MatType)CV_16UC1),
371                                   std::pair<MatType, MatType>((MatType)CV_32FC2, noType)),
372                            Values((BorderType)BORDER_CONSTANT,
373                                   (BorderType)BORDER_REPLICATE,
374                                   (BorderType)BORDER_WRAP,
375                                   (BorderType)BORDER_REFLECT,
376                                   (BorderType)BORDER_REFLECT_101),
377                            Bool()));
378
379OCL_INSTANTIATE_TEST_CASE_P(ImgprocWarp, Remap_INTER_NEAREST, Combine(
380                            Values(CV_8U, CV_16U, CV_32F),
381                            Values(1, 3, 4),
382                            Values(std::pair<MatType, MatType>((MatType)CV_32FC1, (MatType)CV_32FC1),
383                                   std::pair<MatType, MatType>((MatType)CV_32FC2, noType),
384                                   std::pair<MatType, MatType>((MatType)CV_16SC2, (MatType)CV_16UC1),
385                                   std::pair<MatType, MatType>((MatType)CV_16SC2, noType)),
386                            Values((BorderType)BORDER_CONSTANT,
387                                   (BorderType)BORDER_REPLICATE,
388                                   (BorderType)BORDER_WRAP,
389                                   (BorderType)BORDER_REFLECT,
390                                   (BorderType)BORDER_REFLECT_101),
391                            Bool()));
392
393} } // namespace cvtest::ocl
394
395#endif // HAVE_OPENCL
396