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Open Source Computer Vision Library
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444 lines
17 KiB
444 lines
17 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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// License Agreement |
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// For Open Source Computer Vision Library |
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// |
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// Copyright (C) 2000-2008, Intel Corporation, all rights reserved. |
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// Copyright (C) 2009, Willow Garage Inc., 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 the copyright holders 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/highgui/highgui.hpp" |
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using namespace cv; |
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//#define DRAW_TEST_IMAGE |
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class CV_DrawingTest : public cvtest::BaseTest |
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{ |
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public: |
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CV_DrawingTest(){} |
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protected: |
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void run( int ); |
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virtual void draw( Mat& img ) = 0; |
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virtual int checkLineIterator( Mat& img) = 0; |
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}; |
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void CV_DrawingTest::run( int ) |
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{ |
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Mat testImg, valImg; |
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const string name = "drawing/image.jpg"; |
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string path = ts->get_data_path(), filename; |
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filename = path + name; |
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draw( testImg ); |
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valImg = imread( filename ); |
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if( valImg.empty() ) |
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{ |
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imwrite( filename, testImg ); |
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//ts->printf( ts->LOG, "test image can not be read"); |
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//ts->set_failed_test_info(cvtest::TS::FAIL_INVALID_TEST_DATA); |
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} |
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else |
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{ |
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float err = (float)norm( testImg, valImg, CV_RELATIVE_L1 ); |
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float Eps = 0.9f; |
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if( err > Eps) |
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{ |
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ts->printf( ts->LOG, "CV_RELATIVE_L1 between testImg and valImg is equal %f (larger than %f)\n", err, Eps ); |
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ts->set_failed_test_info(cvtest::TS::FAIL_BAD_ACCURACY); |
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} |
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else |
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{ |
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ts->set_failed_test_info(checkLineIterator( testImg )); |
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} |
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} |
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ts->set_failed_test_info(cvtest::TS::OK); |
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} |
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class CV_DrawingTest_CPP : public CV_DrawingTest |
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{ |
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public: |
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CV_DrawingTest_CPP() {} |
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protected: |
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virtual void draw( Mat& img ); |
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virtual int checkLineIterator( Mat& img); |
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}; |
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void CV_DrawingTest_CPP::draw( Mat& img ) |
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{ |
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Size imgSize( 600, 400 ); |
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img.create( imgSize, CV_8UC3 ); |
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vector<Point> polyline(4); |
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polyline[0] = Point(0, 0); |
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polyline[1] = Point(imgSize.width, 0); |
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polyline[2] = Point(imgSize.width, imgSize.height); |
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polyline[3] = Point(0, imgSize.height); |
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const Point* pts = &polyline[0]; |
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int n = (int)polyline.size(); |
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fillPoly( img, &pts, &n, 1, Scalar::all(255) ); |
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Point p1(1,1), p2(3,3); |
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if( clipLine(Rect(0,0,imgSize.width,imgSize.height), p1, p2) && clipLine(imgSize, p1, p2) ) |
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circle( img, Point(300,100), 40, Scalar(0,0,255), 3 ); // draw |
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p2 = Point(3,imgSize.height+1000); |
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if( clipLine(Rect(0,0,imgSize.width,imgSize.height), p1, p2) && clipLine(imgSize, p1, p2) ) |
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circle( img, Point(500,300), 50, cvColorToScalar(255,CV_8UC3), 5, 8, 1 ); // draw |
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p1 = Point(imgSize.width,1), p2 = Point(imgSize.width,3); |
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if( clipLine(Rect(0,0,imgSize.width,imgSize.height), p1, p2) && clipLine(imgSize, p1, p2) ) |
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circle( img, Point(390,100), 10, Scalar(0,0,255), 3 ); // not draw |
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p1 = Point(imgSize.width-1,1), p2 = Point(imgSize.width,3); |
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if( clipLine(Rect(0,0,imgSize.width,imgSize.height), p1, p2) && clipLine(imgSize, p1, p2) ) |
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ellipse( img, Point(390,100), Size(20,30), 60, 0, 220.0, Scalar(0,200,0), 4 ); //draw |
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ellipse( img, RotatedRect(Point(100,200),Size(200,100),160), Scalar(200,200,255), 5 ); |
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polyline.clear(); |
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ellipse2Poly( Point(430,180), Size(100,150), 30, 0, 150, 20, polyline ); |
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pts = &polyline[0]; |
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n = (int)polyline.size(); |
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polylines( img, &pts, &n, 1, false, Scalar(0,0,150), 4, CV_AA ); |
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n = 0; |
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for( vector<Point>::const_iterator it = polyline.begin(); n < (int)polyline.size()-1; ++it, n++ ) |
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{ |
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line( img, *it, *(it+1), Scalar(50,250,100)); |
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} |
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polyline.clear(); |
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ellipse2Poly( Point(500,300), Size(50,80), 0, 0, 180, 10, polyline ); |
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pts = &polyline[0]; |
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n = (int)polyline.size(); |
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polylines( img, &pts, &n, 1, true, Scalar(100,200,100), 20 ); |
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fillConvexPoly( img, pts, n, Scalar(0, 80, 0) ); |
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polyline.resize(8); |
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// external rectengular |
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polyline[0] = Point(0, 0); |
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polyline[1] = Point(80, 0); |
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polyline[2] = Point(80, 80); |
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polyline[3] = Point(0, 80); |
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// internal rectangular |
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polyline[4] = Point(20, 20); |
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polyline[5] = Point(60, 20); |
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polyline[6] = Point(60, 60); |
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polyline[7] = Point(20, 60); |
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const Point* ppts[] = {&polyline[0], &polyline[0]+4}; |
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int pn[] = {4, 4}; |
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fillPoly( img, ppts, pn, 2, Scalar(100, 100, 0), 8, 0, Point(500, 20) ); |
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rectangle( img, Point(0, 300), Point(50, 398), Scalar(0,0,255) ); |
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string text1 = "OpenCV"; |
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int baseline = 0, thickness = 3, fontFace = FONT_HERSHEY_SCRIPT_SIMPLEX; |
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float fontScale = 2; |
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Size textSize = getTextSize( text1, fontFace, fontScale, thickness, &baseline); |
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baseline += thickness; |
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Point textOrg((img.cols - textSize.width)/2, (img.rows + textSize.height)/2); |
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rectangle(img, textOrg + Point(0, baseline), textOrg + Point(textSize.width, -textSize.height), Scalar(0,0,255)); |
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line(img, textOrg + Point(0, thickness), textOrg + Point(textSize.width, thickness), Scalar(0, 0, 255)); |
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putText(img, text1, textOrg, fontFace, fontScale, Scalar(150,0,150), thickness, 8); |
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string text2 = "abcdefghijklmnopqrstuvwxyz1234567890"; |
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Scalar color(200,0,0); |
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fontScale = 0.5, thickness = 1; |
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int dist = 5; |
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textSize = getTextSize( text2, FONT_HERSHEY_SIMPLEX, fontScale, thickness, &baseline); |
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textOrg = Point(5,5)+Point(0,textSize.height+dist); |
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putText(img, text2, textOrg, FONT_HERSHEY_SIMPLEX, fontScale, color, thickness, CV_AA); |
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fontScale = 1; |
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textSize = getTextSize( text2, FONT_HERSHEY_PLAIN, fontScale, thickness, &baseline); |
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textOrg += Point(0,textSize.height+dist); |
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putText(img, text2, textOrg, FONT_HERSHEY_PLAIN, fontScale, color, thickness, CV_AA); |
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fontScale = 0.5; |
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textSize = getTextSize( text2, FONT_HERSHEY_DUPLEX, fontScale, thickness, &baseline); |
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textOrg += Point(0,textSize.height+dist); |
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putText(img, text2, textOrg, FONT_HERSHEY_DUPLEX, fontScale, color, thickness, CV_AA); |
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textSize = getTextSize( text2, FONT_HERSHEY_COMPLEX, fontScale, thickness, &baseline); |
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textOrg += Point(0,textSize.height+dist); |
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putText(img, text2, textOrg, FONT_HERSHEY_COMPLEX, fontScale, color, thickness, CV_AA); |
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textSize = getTextSize( text2, FONT_HERSHEY_TRIPLEX, fontScale, thickness, &baseline); |
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textOrg += Point(0,textSize.height+dist); |
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putText(img, text2, textOrg, FONT_HERSHEY_TRIPLEX, fontScale, color, thickness, CV_AA); |
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fontScale = 1; |
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textSize = getTextSize( text2, FONT_HERSHEY_COMPLEX_SMALL, fontScale, thickness, &baseline); |
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textOrg += Point(0,180) + Point(0,textSize.height+dist); |
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putText(img, text2, textOrg, FONT_HERSHEY_COMPLEX_SMALL, fontScale, color, thickness, CV_AA); |
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textSize = getTextSize( text2, FONT_HERSHEY_SCRIPT_SIMPLEX, fontScale, thickness, &baseline); |
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textOrg += Point(0,textSize.height+dist); |
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putText(img, text2, textOrg, FONT_HERSHEY_SCRIPT_SIMPLEX, fontScale, color, thickness, CV_AA); |
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textSize = getTextSize( text2, FONT_HERSHEY_SCRIPT_COMPLEX, fontScale, thickness, &baseline); |
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textOrg += Point(0,textSize.height+dist); |
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putText(img, text2, textOrg, FONT_HERSHEY_SCRIPT_COMPLEX, fontScale, color, thickness, CV_AA); |
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dist = 15, fontScale = 0.5; |
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textSize = getTextSize( text2, FONT_ITALIC, fontScale, thickness, &baseline); |
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textOrg += Point(0,textSize.height+dist); |
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putText(img, text2, textOrg, FONT_ITALIC, fontScale, color, thickness, CV_AA); |
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} |
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int CV_DrawingTest_CPP::checkLineIterator( Mat& img ) |
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{ |
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LineIterator it( img, Point(0,300), Point(1000, 300) ); |
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for(int i = 0; i < it.count; ++it, i++ ) |
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{ |
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Vec3b v = (Vec3b)(*(*it)) - img.at<Vec3b>(300,i); |
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float err = (float)norm( v ); |
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if( err != 0 ) |
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{ |
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ts->printf( ts->LOG, "LineIterator works incorrect" ); |
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ts->set_failed_test_info(cvtest::TS::FAIL_INVALID_OUTPUT); |
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} |
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} |
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ts->set_failed_test_info(cvtest::TS::OK); |
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return 0; |
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} |
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class CV_DrawingTest_C : public CV_DrawingTest |
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{ |
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public: |
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CV_DrawingTest_C() {} |
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protected: |
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virtual void draw( Mat& img ); |
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virtual int checkLineIterator( Mat& img); |
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}; |
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void CV_DrawingTest_C::draw( Mat& _img ) |
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{ |
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CvSize imgSize = cvSize(600, 400); |
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_img.create( imgSize, CV_8UC3 ); |
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CvMat img = _img; |
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vector<CvPoint> polyline(4); |
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polyline[0] = cvPoint(0, 0); |
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polyline[1] = cvPoint(imgSize.width, 0); |
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polyline[2] = cvPoint(imgSize.width, imgSize.height); |
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polyline[3] = cvPoint(0, imgSize.height); |
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CvPoint* pts = &polyline[0]; |
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int n = (int)polyline.size(); |
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cvFillPoly( &img, &pts, &n, 1, cvScalar(255,255,255) ); |
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CvPoint p1 = cvPoint(1,1), p2 = cvPoint(3,3); |
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if( cvClipLine(imgSize, &p1, &p2) ) |
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cvCircle( &img, cvPoint(300,100), 40, cvScalar(0,0,255), 3 ); // draw |
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p1 = cvPoint(1,1), p2 = cvPoint(3,imgSize.height+1000); |
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if( cvClipLine(imgSize, &p1, &p2) ) |
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cvCircle( &img, cvPoint(500,300), 50, cvScalar(255,0,0), 5, 8, 1 ); // draw |
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p1 = cvPoint(imgSize.width,1), p2 = cvPoint(imgSize.width,3); |
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if( cvClipLine(imgSize, &p1, &p2) ) |
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cvCircle( &img, cvPoint(390,100), 10, cvScalar(0,0,255), 3 ); // not draw |
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p1 = Point(imgSize.width-1,1), p2 = Point(imgSize.width,3); |
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if( cvClipLine(imgSize, &p1, &p2) ) |
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cvEllipse( &img, cvPoint(390,100), cvSize(20,30), 60, 0, 220.0, cvScalar(0,200,0), 4 ); //draw |
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CvBox2D box; |
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box.center.x = 100; |
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box.center.y = 200; |
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box.size.width = 200; |
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box.size.height = 100; |
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box.angle = 160; |
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cvEllipseBox( &img, box, Scalar(200,200,255), 5 ); |
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polyline.resize(9); |
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pts = &polyline[0]; |
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n = (int)polyline.size(); |
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assert( cvEllipse2Poly( cvPoint(430,180), cvSize(100,150), 30, 0, 150, &polyline[0], 20 ) == n ); |
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cvPolyLine( &img, &pts, &n, 1, false, cvScalar(0,0,150), 4, CV_AA ); |
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n = 0; |
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for( vector<CvPoint>::const_iterator it = polyline.begin(); n < (int)polyline.size()-1; ++it, n++ ) |
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{ |
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cvLine( &img, *it, *(it+1), cvScalar(50,250,100) ); |
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} |
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polyline.resize(19); |
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pts = &polyline[0]; |
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n = (int)polyline.size(); |
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assert( cvEllipse2Poly( cvPoint(500,300), cvSize(50,80), 0, 0, 180, &polyline[0], 10 ) == n ); |
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cvPolyLine( &img, &pts, &n, 1, true, Scalar(100,200,100), 20 ); |
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cvFillConvexPoly( &img, pts, n, cvScalar(0, 80, 0) ); |
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polyline.resize(8); |
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// external rectengular |
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polyline[0] = cvPoint(500, 20); |
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polyline[1] = cvPoint(580, 20); |
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polyline[2] = cvPoint(580, 100); |
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polyline[3] = cvPoint(500, 100); |
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// internal rectangular |
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polyline[4] = cvPoint(520, 40); |
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polyline[5] = cvPoint(560, 40); |
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polyline[6] = cvPoint(560, 80); |
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polyline[7] = cvPoint(520, 80); |
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CvPoint* ppts[] = {&polyline[0], &polyline[0]+4}; |
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int pn[] = {4, 4}; |
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cvFillPoly( &img, ppts, pn, 2, cvScalar(100, 100, 0), 8, 0 ); |
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cvRectangle( &img, cvPoint(0, 300), cvPoint(50, 398), cvScalar(0,0,255) ); |
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string text1 = "OpenCV"; |
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CvFont font; |
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cvInitFont( &font, FONT_HERSHEY_SCRIPT_SIMPLEX, 2, 2, 0, 3 ); |
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int baseline = 0; |
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CvSize textSize; |
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cvGetTextSize( text1.c_str(), &font, &textSize, &baseline ); |
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baseline += font.thickness; |
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CvPoint textOrg = cvPoint((imgSize.width - textSize.width)/2, (imgSize.height + textSize.height)/2); |
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cvRectangle( &img, cvPoint( textOrg.x, textOrg.y + baseline), |
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cvPoint(textOrg.x + textSize.width, textOrg.y - textSize.height), cvScalar(0,0,255)); |
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cvLine( &img, cvPoint(textOrg.x, textOrg.y + font.thickness), |
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cvPoint(textOrg.x + textSize.width, textOrg.y + font.thickness), cvScalar(0, 0, 255)); |
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cvPutText( &img, text1.c_str(), textOrg, &font, cvScalar(150,0,150) ); |
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int dist = 5; |
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string text2 = "abcdefghijklmnopqrstuvwxyz1234567890"; |
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CvScalar color = cvScalar(200,0,0); |
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cvInitFont( &font, FONT_HERSHEY_SIMPLEX, 0.5, 0.5, 0, 1, CV_AA ); |
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cvGetTextSize( text2.c_str(), &font, &textSize, &baseline ); |
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textOrg = cvPoint(5, 5+textSize.height+dist); |
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cvPutText(&img, text2.c_str(), textOrg, &font, color ); |
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cvInitFont( &font, FONT_HERSHEY_PLAIN, 1, 1, 0, 1, CV_AA ); |
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cvGetTextSize( text2.c_str(), &font, &textSize, &baseline ); |
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textOrg = cvPoint(textOrg.x,textOrg.y+textSize.height+dist); |
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cvPutText(&img, text2.c_str(), textOrg, &font, color ); |
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cvInitFont( &font, FONT_HERSHEY_DUPLEX, 0.5, 0.5, 0, 1, CV_AA ); |
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cvGetTextSize( text2.c_str(), &font, &textSize, &baseline ); |
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textOrg = cvPoint(textOrg.x,textOrg.y+textSize.height+dist); |
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cvPutText(&img, text2.c_str(), textOrg, &font, color ); |
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cvInitFont( &font, FONT_HERSHEY_COMPLEX, 0.5, 0.5, 0, 1, CV_AA ); |
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cvGetTextSize( text2.c_str(), &font, &textSize, &baseline ); |
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textOrg = cvPoint(textOrg.x,textOrg.y+textSize.height+dist); |
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cvPutText(&img, text2.c_str(), textOrg, &font, color ); |
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cvInitFont( &font, FONT_HERSHEY_TRIPLEX, 0.5, 0.5, 0, 1, CV_AA ); |
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cvGetTextSize( text2.c_str(), &font, &textSize, &baseline ); |
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textOrg = cvPoint(textOrg.x,textOrg.y+textSize.height+dist); |
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cvPutText(&img, text2.c_str(), textOrg, &font, color ); |
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cvInitFont( &font, FONT_HERSHEY_COMPLEX_SMALL, 1, 1, 0, 1, CV_AA ); |
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cvGetTextSize( text2.c_str(), &font, &textSize, &baseline ); |
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textOrg = cvPoint(textOrg.x,textOrg.y+textSize.height+dist + 180); |
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cvPutText(&img, text2.c_str(), textOrg, &font, color ); |
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cvInitFont( &font, FONT_HERSHEY_SCRIPT_SIMPLEX, 1, 1, 0, 1, CV_AA ); |
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cvGetTextSize( text2.c_str(), &font, &textSize, &baseline ); |
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textOrg = cvPoint(textOrg.x,textOrg.y+textSize.height+dist); |
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cvPutText(&img, text2.c_str(), textOrg, &font, color ); |
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cvInitFont( &font, FONT_HERSHEY_SCRIPT_COMPLEX, 1, 1, 0, 1, CV_AA ); |
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cvGetTextSize( text2.c_str(), &font, &textSize, &baseline ); |
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textOrg = cvPoint(textOrg.x,textOrg.y+textSize.height+dist); |
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cvPutText(&img, text2.c_str(), textOrg, &font, color ); |
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dist = 15; |
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cvInitFont( &font, FONT_ITALIC, 0.5, 0.5, 0, 1, CV_AA ); |
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cvGetTextSize( text2.c_str(), &font, &textSize, &baseline ); |
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textOrg = cvPoint(textOrg.x,textOrg.y+textSize.height+dist); |
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cvPutText(&img, text2.c_str(), textOrg, &font, color ); |
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} |
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int CV_DrawingTest_C::checkLineIterator( Mat& _img ) |
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{ |
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CvLineIterator it; |
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CvMat img = _img; |
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int count = cvInitLineIterator( &img, cvPoint(0,300), cvPoint(1000, 300), &it ); |
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for(int i = 0; i < count; i++ ) |
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{ |
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Vec3b v = (Vec3b)(*(it.ptr)) - _img.at<Vec3b>(300,i); |
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float err = (float)norm( v ); |
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if( err != 0 ) |
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{ |
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ts->printf( ts->LOG, "CvLineIterator works incorrect" ); |
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ts->set_failed_test_info(cvtest::TS::FAIL_INVALID_OUTPUT); |
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} |
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CV_NEXT_LINE_POINT(it); |
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} |
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ts->set_failed_test_info(cvtest::TS::OK); |
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return 0; |
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} |
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TEST(Highgui_Drawing_CPP, regression) { CV_DrawingTest_CPP test; test.safe_run(); } |
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TEST(Highgui_Drawing_C, regression) { CV_DrawingTest_C test; test.safe_run(); } |
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class CV_FillConvexPolyTest : public cvtest::BaseTest |
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{ |
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public: |
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CV_FillConvexPolyTest() {} |
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~CV_FillConvexPolyTest() {} |
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protected: |
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void run(int) |
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{ |
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vector<Point> line1; |
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vector<Point> line2; |
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line1.push_back(Point(1, 1)); |
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line1.push_back(Point(5, 1)); |
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line1.push_back(Point(5, 8)); |
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line1.push_back(Point(1, 8)); |
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line2.push_back(Point(2, 2)); |
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line2.push_back(Point(10, 2)); |
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line2.push_back(Point(10, 16)); |
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line2.push_back(Point(2, 16)); |
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Mat gray0(10,10,CV_8U, Scalar(0)); |
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fillConvexPoly(gray0, line1, Scalar(255), 8, 0); |
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int nz1 = countNonZero(gray0); |
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fillConvexPoly(gray0, line2, Scalar(0), 8, 1); |
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int nz2 = countNonZero(gray0)/255; |
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CV_Assert( nz1 == 40 && nz2 == 0 ); |
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} |
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}; |
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TEST(Highgui_Drawing_FillConvexPoly, clipping) { CV_FillConvexPolyTest test; test.safe_run(); }
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