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| 1 | +/*M/////////////////////////////////////////////////////////////////////////////////////// |
| 2 | +// |
| 3 | +// IMPORTANT: READ BEFORE DOWNLOADING, COPYING, INSTALLING OR USING. |
| 4 | +// |
| 5 | +// By downloading, copying, installing or using the software you agree to this license. |
| 6 | +// If you do not agree to this license, do not download, install, |
| 7 | +// copy or use the software. |
| 8 | +// |
| 9 | +// |
| 10 | +// Intel License Agreement |
| 11 | +// For Open Source Computer Vision Library |
| 12 | +// |
| 13 | +// Copyright (C) 2000, Intel Corporation, all rights reserved. |
| 14 | +// Third party copyrights are property of their respective owners. |
| 15 | +// |
| 16 | +// Redistribution and use in source and binary forms, with or without modification, |
| 17 | +// are permitted provided that the following conditions are met: |
| 18 | +// |
| 19 | +// * Redistribution's of source code must retain the above copyright notice, |
| 20 | +// this list of conditions and the following disclaimer. |
| 21 | +// |
| 22 | +// * Redistribution's in binary form must reproduce the above copyright notice, |
| 23 | +// this list of conditions and the following disclaimer in the documentation |
| 24 | +// and/or other materials provided with the distribution. |
| 25 | +// |
| 26 | +// * The name of Intel Corporation may not be used to endorse or promote products |
| 27 | +// derived from this software without specific prior written permission. |
| 28 | +// |
| 29 | +// This software is provided by the copyright holders and contributors "as is" and |
| 30 | +// any express or implied warranties, including, but not limited to, the implied |
| 31 | +// warranties of merchantability and fitness for a particular purpose are disclaimed. |
| 32 | +// In no event shall the Intel Corporation or contributors be liable for any direct, |
| 33 | +// indirect, incidental, special, exemplary, or consequential damages |
| 34 | +// (including, but not limited to, procurement of substitute goods or services; |
| 35 | +// loss of use, data, or profits; or business interruption) however caused |
| 36 | +// and on any theory of liability, whether in contract, strict liability, |
| 37 | +// or tort (including negligence or otherwise) arising in any way out of |
| 38 | +// the use of this software, even if advised of the possibility of such damage. |
| 39 | +// |
| 40 | +//M*/ |
| 41 | + |
| 42 | +#include "test_precomp.hpp" |
| 43 | +#include "opencv2/ts/cuda_test.hpp" |
| 44 | + |
| 45 | +#if defined(HAVE_OPENCV_CUDAARITHM) && defined(HAVE_OPENCV_CUDAWARPING) |
| 46 | + |
| 47 | +using namespace cv; |
| 48 | +using namespace std; |
| 49 | + |
| 50 | +namespace |
| 51 | +{ |
| 52 | + void multiBandBlend(const cv::Mat& im1, const cv::Mat& im2, const cv::Mat& mask1, const cv::Mat& mask2, cv::Mat& result, bool try_cuda) |
| 53 | + { |
| 54 | + detail::MultiBandBlender blender(try_cuda, 5); |
| 55 | + |
| 56 | + blender.prepare(Rect(0, 0, max(im1.cols, im2.cols), max(im1.rows, im2.rows))); |
| 57 | + blender.feed(im1, mask1, Point(0,0)); |
| 58 | + blender.feed(im2, mask2, Point(0,0)); |
| 59 | + |
| 60 | + Mat result_s, result_mask; |
| 61 | + blender.blend(result_s, result_mask); |
| 62 | + result_s.convertTo(result, CV_8U); |
| 63 | + } |
| 64 | +} |
| 65 | + |
| 66 | +TEST(CUDA_MultiBandBlender, Accuracy) |
| 67 | +{ |
| 68 | + Mat image1 = imread(string(cvtest::TS::ptr()->get_data_path()) + "cv/shared/baboon.png"); |
| 69 | + Mat image2 = imread(string(cvtest::TS::ptr()->get_data_path()) + "cv/shared/lena.png"); |
| 70 | + ASSERT_EQ(image1.rows, image2.rows); ASSERT_EQ(image1.cols, image2.cols); |
| 71 | + |
| 72 | + Mat image1s, image2s; |
| 73 | + image1.convertTo(image1s, CV_16S); |
| 74 | + image2.convertTo(image2s, CV_16S); |
| 75 | + |
| 76 | + Mat mask1(image1s.size(), CV_8U); |
| 77 | + mask1(Rect(0, 0, mask1.cols/2, mask1.rows)).setTo(255); |
| 78 | + mask1(Rect(mask1.cols/2, 0, mask1.cols - mask1.cols/2, mask1.rows)).setTo(0); |
| 79 | + |
| 80 | + Mat mask2(image2s.size(), CV_8U); |
| 81 | + mask2(Rect(0, 0, mask2.cols/2, mask2.rows)).setTo(0); |
| 82 | + mask2(Rect(mask2.cols/2, 0, mask2.cols - mask2.cols/2, mask2.rows)).setTo(255); |
| 83 | + |
| 84 | + cv::Mat result; |
| 85 | + multiBandBlend(image1s, image2s, mask1, mask2, result, false); |
| 86 | + |
| 87 | + cv::Mat result_cuda; |
| 88 | + multiBandBlend(image1s, image2s, mask1, mask2, result_cuda, true); |
| 89 | + |
| 90 | + EXPECT_MAT_NEAR(result, result_cuda, 3); |
| 91 | +} |
| 92 | + |
| 93 | +#endif |
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