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/*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/opencv_modules.hpp"
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#ifdef HAVE_OPENCV_XFEATURES2D
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using namespace cv;
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using namespace std;
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TEST(SurfFeaturesFinder, CanFindInROIs)
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{
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Ptr<detail::FeaturesFinder> finder = makePtr<detail::SurfFeaturesFinder>();
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Mat img = imread(string(cvtest::TS::ptr()->get_data_path()) + "cv/shared/lena.png");
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vector<Rect> rois;
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rois.push_back(Rect(0, 0, img.cols / 2, img.rows / 2));
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rois.push_back(Rect(img.cols / 2, img.rows / 2, img.cols - img.cols / 2, img.rows - img.rows / 2));
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detail::ImageFeatures roi_features;
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(*finder)(img, roi_features, rois);
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int tl_rect_count = 0, br_rect_count = 0, bad_count = 0;
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for (size_t i = 0; i < roi_features.keypoints.size(); ++i)
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{
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Point2f pt = roi_features.keypoints[i].pt;
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if (pt.x >= rois[0].x && pt.y >= rois[0].y && pt.x <= rois[0].br().x && pt.y <= rois[0].br().y)
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tl_rect_count++;
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else if (pt.x >= rois[1].x && pt.y >= rois[1].y && pt.x <= rois[1].br().x && pt.y <= rois[1].br().y)
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br_rect_count++;
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else
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bad_count++;
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}
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ASSERT_GT(tl_rect_count, 0);
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ASSERT_GT(br_rect_count, 0);
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ASSERT_EQ(bad_count, 0);
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}
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#endif
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