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Open Source Computer Vision Library
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93 lines
3.9 KiB
93 lines
3.9 KiB
/*M/////////////////////////////////////////////////////////////////////////////////////// |
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// |
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// IMPORTANT: READ BEFORE DOWNLOADING, COPYING, INSTALLING OR USING. |
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// |
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// By downloading, copying, installing or using the software you agree to this license. |
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// If you do not agree to this license, do not download, install, |
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// copy or use the software. |
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// |
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// |
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// Intel License Agreement |
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// For Open Source Computer Vision Library |
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// |
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// Copyright (C) 2000, Intel Corporation, all rights reserved. |
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// Third party copyrights are property of their respective owners. |
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// |
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// Redistribution and use in source and binary forms, with or without modification, |
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// are permitted provided that the following conditions are met: |
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// |
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// * Redistribution's of source code must retain the above copyright notice, |
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// this list of conditions and the following disclaimer. |
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// |
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// * Redistribution's in binary form must reproduce the above copyright notice, |
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// this list of conditions and the following disclaimer in the documentation |
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// and/or other materials provided with the distribution. |
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// |
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// * The name of Intel Corporation may not be used to endorse or promote products |
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// derived from this software without specific prior written permission. |
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// |
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// This software is provided by the copyright holders and contributors "as is" and |
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// any express or implied warranties, including, but not limited to, the implied |
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// warranties of merchantability and fitness for a particular purpose are disclaimed. |
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// In no event shall the Intel Corporation or contributors be liable for any direct, |
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// indirect, incidental, special, exemplary, or consequential damages |
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// (including, but not limited to, procurement of substitute goods or services; |
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// loss of use, data, or profits; or business interruption) however caused |
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// and on any theory of liability, whether in contract, strict liability, |
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// or tort (including negligence or otherwise) arising in any way out of |
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// the use of this software, even if advised of the possibility of such damage. |
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// |
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//M*/ |
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#include "test_precomp.hpp" |
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#include "opencv2/ts/cuda_test.hpp" |
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namespace opencv_test { namespace { |
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#if defined(HAVE_OPENCV_CUDAARITHM) && defined(HAVE_OPENCV_CUDAWARPING) |
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void multiBandBlend(const cv::Mat& im1, const cv::Mat& im2, const cv::Mat& mask1, const cv::Mat& mask2, cv::Mat& result, bool try_cuda) |
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{ |
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detail::MultiBandBlender blender(try_cuda, 5); |
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blender.prepare(Rect(0, 0, max(im1.cols, im2.cols), max(im1.rows, im2.rows))); |
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// If using cuda try blending multiple times without calling prepare inbetween |
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for (int i = 0; i < (try_cuda ? 10 : 1); ++i) { |
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blender.feed(im1, mask1, Point(0, 0)); |
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blender.feed(im2, mask2, Point(0, 0)); |
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Mat result_s, result_mask; |
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blender.blend(result_s, result_mask); |
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result_s.convertTo(result, CV_8U); |
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} |
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} |
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TEST(CUDA_MultiBandBlender, Accuracy) |
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{ |
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Mat image1 = imread(string(cvtest::TS::ptr()->get_data_path()) + "cv/shared/baboon.png"); |
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Mat image2 = imread(string(cvtest::TS::ptr()->get_data_path()) + "cv/shared/lena.png"); |
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ASSERT_EQ(image1.rows, image2.rows); ASSERT_EQ(image1.cols, image2.cols); |
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Mat image1s, image2s; |
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image1.convertTo(image1s, CV_16S); |
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image2.convertTo(image2s, CV_16S); |
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Mat mask1(image1s.size(), CV_8U); |
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mask1(Rect(0, 0, mask1.cols/2, mask1.rows)).setTo(255); |
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mask1(Rect(mask1.cols/2, 0, mask1.cols - mask1.cols/2, mask1.rows)).setTo(0); |
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Mat mask2(image2s.size(), CV_8U); |
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mask2(Rect(0, 0, mask2.cols/2, mask2.rows)).setTo(0); |
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mask2(Rect(mask2.cols/2, 0, mask2.cols - mask2.cols/2, mask2.rows)).setTo(255); |
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cv::Mat result; |
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multiBandBlend(image1s, image2s, mask1, mask2, result, false); |
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cv::Mat result_cuda; |
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multiBandBlend(image1s, image2s, mask1, mask2, result_cuda, true); |
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EXPECT_MAT_NEAR(result, result_cuda, 3); |
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} |
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#endif |
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}} // namespace
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