diff --git a/modules/imgproc/test/test_houghLines.cpp b/modules/imgproc/test/test_houghLines.cpp new file mode 100644 index 0000000000..9f2d27fc90 --- /dev/null +++ b/modules/imgproc/test/test_houghLines.cpp @@ -0,0 +1,149 @@ +/*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; + +class CV_HoughLinesTest : public cvtest::BaseTest +{ +public: + enum {STANDART = 0, PROBABILISTIC}; + CV_HoughLinesTest() {} + ~CV_HoughLinesTest() {} +protected: + void run_test(int type); +}; + +class CV_StandartHoughLinesTest : public CV_HoughLinesTest +{ +public: + CV_StandartHoughLinesTest() {} + ~CV_StandartHoughLinesTest() {} + virtual void run(int); +}; + +class CV_ProbabilisticHoughLinesTest : public CV_HoughLinesTest +{ +public: + CV_ProbabilisticHoughLinesTest() {} + ~CV_ProbabilisticHoughLinesTest() {} + virtual void run(int); +}; + +void CV_StandartHoughLinesTest::run(int) +{ + run_test(STANDART); +} + +void CV_ProbabilisticHoughLinesTest::run(int) +{ + run_test(PROBABILISTIC); +} + +void CV_HoughLinesTest::run_test(int type) +{ + Mat src = imread(string(ts->get_data_path()) + "shared/pic1.png"); + if (src.empty()) + { + ts->set_failed_test_info(cvtest::TS::FAIL_INVALID_TEST_DATA); + return; + } + + string xml; + if (type == STANDART) + xml = string(ts->get_data_path()) + "imgproc/HoughLines.xml"; + else if (type == PROBABILISTIC) + xml = string(ts->get_data_path()) + "imgproc/HoughLinesP.xml"; + else + { + ts->printf(cvtest::TS::LOG, "Error: unknown HoughLines algorithm type.\n"); + ts->set_failed_test_info(cvtest::TS::FAIL_GENERIC); + return; + } + + Mat dst; + Canny(src, dst, 50, 200, 3); + + Mat lines; + if (type == STANDART) + HoughLines(dst, lines, 1, CV_PI/180, 100, 0, 0); + else if (type == PROBABILISTIC) + HoughLinesP(dst, lines, 1, CV_PI/180, 100, 0, 0); + + FileStorage fs(xml, FileStorage::READ); + if (!fs.isOpened()) + { + fs.open(xml, FileStorage::WRITE); + if (!fs.isOpened()) + { + ts->set_failed_test_info(cvtest::TS::FAIL_INVALID_TEST_DATA); + return; + } + fs << "exp_lines" << lines; + fs.release(); + fs.open(xml, FileStorage::READ); + if (!fs.isOpened()) + { + ts->set_failed_test_info(cvtest::TS::FAIL_INVALID_TEST_DATA); + return; + } + } + + Mat exp_lines; + read( fs["exp_lines"], exp_lines, Mat() ); + fs.release(); + + if ( exp_lines.size != lines.size || norm(exp_lines, lines, NORM_INF) > 1e-4 ) + { + ts->set_failed_test_info(cvtest::TS::FAIL_MISMATCH); + return; + } + + ts->set_failed_test_info(cvtest::TS::OK); +} + +TEST(Imgproc_HoughLines, regression) { CV_StandartHoughLinesTest test; test.safe_run(); } + +TEST(Imgproc_HoughLinesP, regression) { CV_ProbabilisticHoughLinesTest test; test.safe_run(); } +