/*M/////////////////////////////////////////////////////////////////////////////////////// // // IMPORTANT: READ BEFORE DOWNLOADING, COPYING, INSTALLING OR USING. // // By downloading, copying, installing or using the software you agree to this license. // If you do not agree to this license, do not download, install, // copy or use the software. // // // License Agreement // For Open Source Computer Vision Library // // Copyright (C) 2000-2008, Intel Corporation, all rights reserved. // Copyright (C) 2009, Willow Garage Inc., all rights reserved. // Third party copyrights are property of their respective owners. // // Redistribution and use in source and binary forms, with or without modification, // are permitted provided that the following conditions are met: // // * Redistribution's of source code must retain the above copyright notice, // this list of conditions and the following disclaimer. // // * Redistribution's in binary form must reproduce the above copyright notice, // this list of conditions and the following disclaimer in the documentation // and/or other materials provided with the distribution. // // * The name of the copyright holders may not be used to endorse or promote products // derived from this software without specific prior written permission. // // This software is provided by the copyright holders and contributors "as is" and // any express or implied warranties, including, but not limited to, the implied // warranties of merchantability and fitness for a particular purpose are disclaimed. // In no event shall the Intel Corporation or contributors be liable for any direct, // indirect, incidental, special, exemplary, or consequential damages // (including, but not limited to, procurement of substitute goods or services; // loss of use, data, or profits; or business interruption) however caused // and on any theory of liability, whether in contract, strict liability, // or tort (including negligence or otherwise) arising in any way out of // the use of this software, even if advised of the possibility of such damage. // //M*/ #include "test_precomp.hpp" using namespace cv; using namespace std; namespace cvtest { /// phase correlation class CV_PhaseCorrelatorTest : public cvtest::ArrayTest { public: CV_PhaseCorrelatorTest(); protected: void run( int ); }; CV_PhaseCorrelatorTest::CV_PhaseCorrelatorTest() {} void CV_PhaseCorrelatorTest::run( int ) { ts->set_failed_test_info(cvtest::TS::OK); Mat r1 = Mat::ones(Size(129, 128), CV_64F); Mat r2 = Mat::ones(Size(129, 128), CV_64F); double expectedShiftX = -10.0; double expectedShiftY = -20.0; // draw 10x10 rectangles @ (100, 100) and (90, 80) should see ~(-10, -20) shift here... cv::rectangle(r1, Point(100, 100), Point(110, 110), Scalar(0, 0, 0), CV_FILLED); cv::rectangle(r2, Point(90, 80), Point(100, 90), Scalar(0, 0, 0), CV_FILLED); Mat hann; createHanningWindow(hann, r1.size(), CV_64F); Point2d phaseShift = phaseCorrelate(r1, r2, hann); // test accuracy should be less than 1 pixel... if((expectedShiftX - phaseShift.x) >= 1 || (expectedShiftY - phaseShift.y) >= 1) { ts->set_failed_test_info( cvtest::TS::FAIL_BAD_ACCURACY ); } } TEST(Imgproc_PhaseCorrelatorTest, accuracy) { CV_PhaseCorrelatorTest test; test.safe_run(); } }