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1217 lines
44 KiB
C++
Executable File
1217 lines
44 KiB
C++
Executable File
/*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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namespace opencv_test { namespace {
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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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virtual int checkLineVirtualIterator() = 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 fname = "../highgui/drawing/image.png";
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string path = ts->get_data_path(), filename;
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filename = path + fname;
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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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#if defined(HAVE_PNG) || defined(HAVE_SPNG)
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ts->set_failed_test_info(cvtest::TS::FAIL_INVALID_TEST_DATA);
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#else
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ts->printf( ts->LOG, "PNG image support is not available");
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ts->set_failed_test_info(cvtest::TS::OK);
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#endif
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return;
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}
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else
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{
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// image should match exactly
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float err = (float)cvtest::norm( testImg, valImg, NORM_L1 );
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float Eps = 10;
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if( err > Eps)
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{
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//imshow("reference", valImg);
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//imshow("result", testImg);
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//waitKey();
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ts->printf( ts->LOG, "NORM_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(checkLineVirtualIterator());
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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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virtual int checkLineVirtualIterator();
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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, Scalar(255, 0, 0), 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::LINE_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::LINE_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::LINE_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::LINE_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::LINE_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::LINE_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::LINE_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::LINE_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::LINE_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::LINE_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)cvtest::norm( v, NORM_L2 );
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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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int CV_DrawingTest_CPP::checkLineVirtualIterator( )
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{
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RNG randomGenerator(1);
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for (size_t test = 0; test < 10000; ++test)
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{
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int width = randomGenerator.uniform(0, 512+1);
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int height = randomGenerator.uniform(0, 512+1);
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int x1 = randomGenerator.uniform(-512, 1024+1);
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int y1 = randomGenerator.uniform(-512, 1024+1);
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int x2 = randomGenerator.uniform(-512, 1024+1);
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int y2 = randomGenerator.uniform(-512, 1024+1);
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int x3 = randomGenerator.uniform(-512, 1024+1);
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int y3 = randomGenerator.uniform(-512, 1024+1);
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int channels = randomGenerator.uniform(1, 3+1);
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Mat m(cv::Size(width, height), CV_MAKETYPE(8U, channels));
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Point p1(x1, y1);
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Point p2(x2, y2);
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Point offset(x3, y3);
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LineIterator it( m, p1, p2 );
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LineIterator vit(Rect(offset.x, offset.y, width, height), p1 + offset, p2 + offset);
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if (it.count != vit.count)
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{
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ts->printf( ts->LOG, "virtual LineIterator works incorrectly" );
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ts->set_failed_test_info(cvtest::TS::FAIL_INVALID_OUTPUT);
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break;
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}
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else
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{
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for(int i = 0; i < it.count; ++it, ++vit, i++ )
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{
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Point pIt = it.pos();
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Point pVit = vit.pos() - offset;
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if (pIt != pVit)
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{
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ts->printf( ts->LOG, "virtual LineIterator works incorrectly" );
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ts->set_failed_test_info(cvtest::TS::FAIL_INVALID_OUTPUT);
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break;
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}
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}
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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_Far : public CV_DrawingTest_CPP
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{
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public:
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CV_DrawingTest_Far() {}
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protected:
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virtual void draw(Mat& img);
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};
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void CV_DrawingTest_Far::draw(Mat& img)
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{
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Size imgSize(32768 + 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(32768 + 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(32768 + 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(32768 + 1, 1), p2(32768 + 3, 3);
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if (clipLine(Rect(32768 + 0, 0, imgSize.width, imgSize.height), p1, p2) && clipLine(imgSize, p1, p2))
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circle(img, Point(32768 + 300, 100), 40, Scalar(0, 0, 255), 3); // draw
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p2 = Point(32768 + 3, imgSize.height + 1000);
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if (clipLine(Rect(32768 + 0, 0, imgSize.width, imgSize.height), p1, p2) && clipLine(imgSize, p1, p2))
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circle(img, Point(65536 + 500, 300), 50, Scalar(255, 0, 0), 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(32768 + 0, 0, imgSize.width, imgSize.height), p1, p2) && clipLine(imgSize, p1, p2))
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circle(img, Point(32768 + 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(32768 + 0, 0, imgSize.width, imgSize.height), p1, p2) && clipLine(imgSize, p1, p2))
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ellipse(img, Point(32768 + 390, 100), Size(20, 30), 60, 0, 220.0, Scalar(0, 200, 0), 4); //draw
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ellipse(img, RotatedRect(Point(32768 + 100, 200), Size(200, 100), 160), Scalar(200, 200, 255), 5);
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polyline.clear();
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ellipse2Poly(Point(32768 + 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::LINE_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(32768 + 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(32768 + 0, 0);
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polyline[1] = Point(32768 + 80, 0);
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polyline[2] = Point(32768 + 80, 80);
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polyline[3] = Point(32768 + 0, 80);
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// internal rectangular
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polyline[4] = Point(32768 + 20, 20);
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polyline[5] = Point(32768 + 60, 20);
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polyline[6] = Point(32768 + 60, 60);
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polyline[7] = Point(32768 + 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(32768 + 0, 300), Point(32768 + 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((32768 + 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(32768 + 5, 5) + Point(0, textSize.height + dist);
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putText(img, text2, textOrg, FONT_HERSHEY_SIMPLEX, fontScale, color, thickness, cv::LINE_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);
|
||
putText(img, text2, textOrg, FONT_HERSHEY_PLAIN, fontScale, color, thickness, cv::LINE_AA);
|
||
|
||
fontScale = 0.5;
|
||
textSize = getTextSize(text2, FONT_HERSHEY_DUPLEX, fontScale, thickness, &baseline);
|
||
textOrg += Point(0, textSize.height + dist);
|
||
putText(img, text2, textOrg, FONT_HERSHEY_DUPLEX, fontScale, color, thickness, cv::LINE_AA);
|
||
|
||
textSize = getTextSize(text2, FONT_HERSHEY_COMPLEX, fontScale, thickness, &baseline);
|
||
textOrg += Point(0, textSize.height + dist);
|
||
putText(img, text2, textOrg, FONT_HERSHEY_COMPLEX, fontScale, color, thickness, cv::LINE_AA);
|
||
|
||
textSize = getTextSize(text2, FONT_HERSHEY_TRIPLEX, fontScale, thickness, &baseline);
|
||
textOrg += Point(0, textSize.height + dist);
|
||
putText(img, text2, textOrg, FONT_HERSHEY_TRIPLEX, fontScale, color, thickness, cv::LINE_AA);
|
||
|
||
fontScale = 1;
|
||
textSize = getTextSize(text2, FONT_HERSHEY_COMPLEX_SMALL, fontScale, thickness, &baseline);
|
||
textOrg += Point(0, 180) + Point(0, textSize.height + dist);
|
||
putText(img, text2, textOrg, FONT_HERSHEY_COMPLEX_SMALL, fontScale, color, thickness, cv::LINE_AA);
|
||
|
||
textSize = getTextSize(text2, FONT_HERSHEY_SCRIPT_SIMPLEX, fontScale, thickness, &baseline);
|
||
textOrg += Point(0, textSize.height + dist);
|
||
putText(img, text2, textOrg, FONT_HERSHEY_SCRIPT_SIMPLEX, fontScale, color, thickness, cv::LINE_AA);
|
||
|
||
textSize = getTextSize(text2, FONT_HERSHEY_SCRIPT_COMPLEX, fontScale, thickness, &baseline);
|
||
textOrg += Point(0, textSize.height + dist);
|
||
putText(img, text2, textOrg, FONT_HERSHEY_SCRIPT_COMPLEX, fontScale, color, thickness, cv::LINE_AA);
|
||
|
||
dist = 15, fontScale = 0.5;
|
||
textSize = getTextSize(text2, FONT_ITALIC, fontScale, thickness, &baseline);
|
||
textOrg += Point(0, textSize.height + dist);
|
||
putText(img, text2, textOrg, FONT_ITALIC, fontScale, color, thickness, cv::LINE_AA);
|
||
|
||
img = img(Rect(32768, 0, 600, 400)).clone();
|
||
}
|
||
|
||
TEST(Drawing, cpp_regression) { CV_DrawingTest_CPP test; test.safe_run(); }
|
||
TEST(Drawing, far_regression) { CV_DrawingTest_Far test; test.safe_run(); }
|
||
|
||
class CV_FillConvexPolyTest : public cvtest::BaseTest
|
||
{
|
||
public:
|
||
CV_FillConvexPolyTest() {}
|
||
~CV_FillConvexPolyTest() {}
|
||
protected:
|
||
void run(int)
|
||
{
|
||
vector<Point> line1;
|
||
vector<Point> line2;
|
||
|
||
line1.push_back(Point(1, 1));
|
||
line1.push_back(Point(5, 1));
|
||
line1.push_back(Point(5, 8));
|
||
line1.push_back(Point(1, 8));
|
||
|
||
line2.push_back(Point(2, 2));
|
||
line2.push_back(Point(10, 2));
|
||
line2.push_back(Point(10, 16));
|
||
line2.push_back(Point(2, 16));
|
||
|
||
Mat gray0(10,10,CV_8U, Scalar(0));
|
||
fillConvexPoly(gray0, line1, Scalar(255), 8, 0);
|
||
int nz1 = countNonZero(gray0);
|
||
|
||
fillConvexPoly(gray0, line2, Scalar(0), 8, 1);
|
||
int nz2 = countNonZero(gray0)/255;
|
||
|
||
CV_Assert( nz1 == 40 && nz2 == 0 );
|
||
}
|
||
};
|
||
|
||
TEST(Drawing, fillconvexpoly_clipping) { CV_FillConvexPolyTest test; test.safe_run(); }
|
||
|
||
class CV_DrawingTest_UTF8 : public cvtest::BaseTest
|
||
{
|
||
public:
|
||
CV_DrawingTest_UTF8() {}
|
||
~CV_DrawingTest_UTF8() {}
|
||
protected:
|
||
void run(int)
|
||
{
|
||
vector<string> lines;
|
||
lines.push_back("abcdefghijklmnopqrstuvwxyz1234567890");
|
||
// cyrillic letters small
|
||
lines.push_back("\xD0\xB0\xD0\xB1\xD0\xB2\xD0\xB3\xD0\xB4\xD0\xB5\xD1\x91\xD0\xB6\xD0\xB7"
|
||
"\xD0\xB8\xD0\xB9\xD0\xBA\xD0\xBB\xD0\xBC\xD0\xBD\xD0\xBE\xD0\xBF\xD1\x80"
|
||
"\xD1\x81\xD1\x82\xD1\x83\xD1\x84\xD1\x85\xD1\x86\xD1\x87\xD1\x88\xD1\x89"
|
||
"\xD1\x8A\xD1\x8B\xD1\x8C\xD1\x8D\xD1\x8E\xD1\x8F");
|
||
// cyrillic letters capital
|
||
lines.push_back("\xD0\x90\xD0\x91\xD0\x92\xD0\x93\xD0\x94\xD0\x95\xD0\x81\xD0\x96\xD0\x97"
|
||
"\xD0\x98\xD0\x99\xD0\x9A\xD0\x9B\xD0\x9C\xD0\x9D\xD0\x9E\xD0\x9F\xD0\xA0"
|
||
"\xD0\xA1\xD0\xA2\xD0\xA3\xD0\xA4\xD0\xA5\xD0\xA6\xD0\xA7\xD0\xA8\xD0\xA9"
|
||
"\xD0\xAA\xD0\xAB\xD0\xAC\xD0\xAD\xD0\xAE\xD0\xAF");
|
||
// bounds
|
||
lines.push_back("-\xD0\x80-\xD0\x8E-\xD0\x8F-");
|
||
lines.push_back("-\xD1\x90-\xD1\x91-\xD1\xBF-");
|
||
// bad utf8
|
||
lines.push_back("-\x81-\x82-\x83-");
|
||
lines.push_back("--\xF0--");
|
||
lines.push_back("-\xF0");
|
||
|
||
vector<int> fonts;
|
||
fonts.push_back(FONT_HERSHEY_SIMPLEX);
|
||
fonts.push_back(FONT_HERSHEY_PLAIN);
|
||
fonts.push_back(FONT_HERSHEY_DUPLEX);
|
||
fonts.push_back(FONT_HERSHEY_COMPLEX);
|
||
fonts.push_back(FONT_HERSHEY_TRIPLEX);
|
||
fonts.push_back(FONT_HERSHEY_COMPLEX_SMALL);
|
||
fonts.push_back(FONT_HERSHEY_SCRIPT_SIMPLEX);
|
||
fonts.push_back(FONT_HERSHEY_SCRIPT_COMPLEX);
|
||
|
||
vector<Mat> results;
|
||
Size bigSize(0, 0);
|
||
for (vector<int>::const_iterator font = fonts.begin(); font != fonts.end(); ++font)
|
||
{
|
||
for (int italic = 0; italic <= FONT_ITALIC; italic += FONT_ITALIC)
|
||
{
|
||
for (vector<string>::const_iterator line = lines.begin(); line != lines.end(); ++line)
|
||
{
|
||
const float fontScale = 1;
|
||
const int thickness = 1;
|
||
const Scalar color(20,20,20);
|
||
int baseline = 0;
|
||
|
||
Size textSize = getTextSize(*line, *font | italic, fontScale, thickness, &baseline);
|
||
Point textOrg(0, textSize.height + 2);
|
||
Mat img(textSize + Size(0, baseline), CV_8UC3, Scalar(255, 255, 255));
|
||
putText(img, *line, textOrg, *font | italic, fontScale, color, thickness, cv::LINE_AA);
|
||
|
||
results.push_back(img);
|
||
bigSize.width = max(bigSize.width, img.size().width);
|
||
bigSize.height += img.size().height + 1;
|
||
}
|
||
}
|
||
}
|
||
|
||
int shift = 0;
|
||
Mat result(bigSize, CV_8UC3, Scalar(100, 100, 100));
|
||
for (vector<Mat>::const_iterator img = results.begin(); img != results.end(); ++img)
|
||
{
|
||
Rect roi(Point(0, shift), img->size());
|
||
Mat sub(result, roi);
|
||
img->copyTo(sub);
|
||
shift += img->size().height + 1;
|
||
}
|
||
if (cvtest::debugLevel > 0)
|
||
imwrite("all_fonts.png", result);
|
||
}
|
||
};
|
||
|
||
TEST(Drawing, utf8_support) { CV_DrawingTest_UTF8 test; test.safe_run(); }
|
||
|
||
|
||
TEST(Drawing, _914)
|
||
{
|
||
const int rows = 256;
|
||
const int cols = 256;
|
||
|
||
Mat img(rows, cols, CV_8UC1, Scalar(255));
|
||
|
||
line(img, Point(0, 10), Point(255, 10), Scalar(0), 2, 4);
|
||
line(img, Point(-5, 20), Point(260, 20), Scalar(0), 2, 4);
|
||
line(img, Point(10, 0), Point(10, 255), Scalar(0), 2, 4);
|
||
|
||
double x0 = 0.0/pow(2.0, -2.0);
|
||
double x1 = 255.0/pow(2.0, -2.0);
|
||
double y = 30.5/pow(2.0, -2.0);
|
||
|
||
line(img, Point(int(x0), int(y)), Point(int(x1), int(y)), Scalar(0), 2, 4, 2);
|
||
|
||
int pixelsDrawn = rows*cols - countNonZero(img);
|
||
ASSERT_EQ( (3*rows + cols)*3 - 3*9, pixelsDrawn);
|
||
}
|
||
|
||
TEST(Drawing, polylines_empty)
|
||
{
|
||
Mat img(100, 100, CV_8UC1, Scalar(0));
|
||
vector<Point> pts; // empty
|
||
polylines(img, pts, false, Scalar(255));
|
||
int cnt = countNonZero(img);
|
||
ASSERT_EQ(cnt, 0);
|
||
}
|
||
|
||
TEST(Drawing, polylines)
|
||
{
|
||
Mat img(100, 100, CV_8UC1, Scalar(0));
|
||
vector<Point> pts;
|
||
pts.push_back(Point(0, 0));
|
||
pts.push_back(Point(20, 0));
|
||
polylines(img, pts, false, Scalar(255));
|
||
int cnt = countNonZero(img);
|
||
ASSERT_EQ(cnt, 21);
|
||
}
|
||
|
||
TEST(Drawing, longline)
|
||
{
|
||
Mat mat = Mat::zeros(256, 256, CV_8UC1);
|
||
|
||
line(mat, cv::Point(34, 204), cv::Point(46400, 47400), cv::Scalar(255), 3);
|
||
EXPECT_EQ(310, cv::countNonZero(mat));
|
||
|
||
Point pt[6];
|
||
pt[0].x = 32;
|
||
pt[0].y = 204;
|
||
pt[1].x = 34;
|
||
pt[1].y = 202;
|
||
pt[2].x = 87;
|
||
pt[2].y = 255;
|
||
pt[3].x = 82;
|
||
pt[3].y = 255;
|
||
pt[4].x = 37;
|
||
pt[4].y = 210;
|
||
pt[5].x = 37;
|
||
pt[5].y = 209;
|
||
fillConvexPoly(mat, pt, 6, cv::Scalar(0));
|
||
|
||
EXPECT_EQ(0, cv::countNonZero(mat));
|
||
}
|
||
|
||
|
||
TEST(Drawing, putText_no_garbage)
|
||
{
|
||
Size sz(640, 480);
|
||
Mat mat = Mat::zeros(sz, CV_8UC1);
|
||
|
||
mat = Scalar::all(0);
|
||
putText(mat, "029", Point(10, 350), 0, 10, Scalar(128), 15);
|
||
|
||
EXPECT_EQ(0, cv::countNonZero(mat(Rect(0, 0, 10, sz.height))));
|
||
EXPECT_EQ(0, cv::countNonZero(mat(Rect(sz.width-10, 0, 10, sz.height))));
|
||
EXPECT_EQ(0, cv::countNonZero(mat(Rect(190, 0, 10, sz.height))));
|
||
EXPECT_EQ(0, cv::countNonZero(mat(Rect(380, 0, 10, sz.height))));
|
||
|
||
#if 0
|
||
rectangle(mat, Rect(0, 0, 10, sz.height), Scalar::all(255), 1, LINE_8);
|
||
rectangle(mat, Rect(sz.width-10, 0, 10, sz.height), Scalar::all(255), 1, LINE_8);
|
||
rectangle(mat, Rect(190, 0, 10, sz.height), Scalar::all(255), 1, LINE_8);
|
||
rectangle(mat, Rect(380, 0, 10, sz.height), Scalar::all(255), 1, LINE_8);
|
||
imshow("result", mat);
|
||
waitKey();
|
||
#endif
|
||
}
|
||
|
||
|
||
TEST(Drawing, line)
|
||
{
|
||
Mat mat = Mat::zeros(Size(100,100), CV_8UC1);
|
||
|
||
ASSERT_THROW(line(mat, Point(1,1),Point(99,99),Scalar(255),0), cv::Exception);
|
||
}
|
||
|
||
TEST(Drawing, regression_16308)
|
||
{
|
||
Mat_<uchar> img(Size(100, 100), (uchar)0);
|
||
circle(img, Point(50, 50), 50, 255, 1, LINE_AA);
|
||
EXPECT_NE(0, (int)img.at<uchar>(0, 50));
|
||
EXPECT_NE(0, (int)img.at<uchar>(50, 0));
|
||
EXPECT_NE(0, (int)img.at<uchar>(50, 99));
|
||
EXPECT_NE(0, (int)img.at<uchar>(99, 50));
|
||
}
|
||
|
||
TEST(Drawing, fillpoly_circle)
|
||
{
|
||
Mat img_c(640, 480, CV_8UC3, Scalar::all(0));
|
||
Mat img_fp = img_c.clone(), img_fcp = img_c.clone(), img_fp3 = img_c.clone();
|
||
|
||
Point center1(img_c.cols/2, img_c.rows/2);
|
||
Point center2(img_c.cols/10, img_c.rows*3/4);
|
||
Point center3 = Point(img_c.cols, img_c.rows) - center2;
|
||
int radius = img_c.rows/4;
|
||
int radius_small = img_c.cols/15;
|
||
Scalar color(0, 0, 255);
|
||
|
||
circle(img_c, center1, radius, color, -1);
|
||
|
||
// check that circle, fillConvexPoly and fillPoly
|
||
// give almost the same result then asked to draw a single circle
|
||
vector<Point> vtx;
|
||
ellipse2Poly(center1, Size(radius, radius), 0, 0, 360, 1, vtx);
|
||
fillConvexPoly(img_fcp, vtx, color);
|
||
fillPoly(img_fp, vtx, color);
|
||
double diff_fp = cv::norm(img_c, img_fp, NORM_L1)/(255*radius*2*CV_PI);
|
||
double diff_fcp = cv::norm(img_c, img_fcp, NORM_L1)/(255*radius*2*CV_PI);
|
||
EXPECT_LT(diff_fp, 1.);
|
||
EXPECT_LT(diff_fcp, 1.);
|
||
|
||
// check that fillPoly can draw 3 disjoint circles at once
|
||
circle(img_c, center2, radius_small, color, -1);
|
||
circle(img_c, center3, radius_small, color, -1);
|
||
|
||
vector<vector<Point> > vtx3(3);
|
||
vtx3[0] = vtx;
|
||
ellipse2Poly(center2, Size(radius_small, radius_small), 0, 0, 360, 1, vtx3[1]);
|
||
ellipse2Poly(center3, Size(radius_small, radius_small), 0, 0, 360, 1, vtx3[2]);
|
||
fillPoly(img_fp3, vtx3, color);
|
||
double diff_fp3 = cv::norm(img_c, img_fp3, NORM_L1)/(255*(radius+radius_small*2)*2*CV_PI);
|
||
EXPECT_LT(diff_fp3, 1.);
|
||
}
|
||
|
||
|
||
TEST(Drawing, fromJava_getTextSize)
|
||
{
|
||
String text = "Android all the way";
|
||
double fontScale = 2;
|
||
int thickness = 3;
|
||
int baseLine = 0;
|
||
|
||
Size res0 = getTextSize(text, FONT_HERSHEY_SCRIPT_SIMPLEX, fontScale, thickness, 0);
|
||
Size res = getTextSize(text, FONT_HERSHEY_SCRIPT_SIMPLEX, fontScale, thickness, &baseLine);
|
||
|
||
#if 0
|
||
Mat img(200, 700, CV_8UC3, Scalar::all(255));
|
||
Point org(100, 100);
|
||
putText(img, text, org, FONT_HERSHEY_SCRIPT_SIMPLEX, fontScale, Scalar(128, 0, 0), thickness);
|
||
rectangle(img, org, Point(org.x + res0.width, org.y - res0.height), Scalar(0, 0, 128), 2, LINE_AA);
|
||
imshow("result", img);
|
||
waitKey();
|
||
#endif
|
||
|
||
EXPECT_EQ(res0.width, res.width);
|
||
EXPECT_EQ(res0.height, res.height);
|
||
EXPECT_NEAR(494, res.width, 3.0);
|
||
EXPECT_NEAR(51, res.height, 3.0);
|
||
EXPECT_NEAR(10, baseLine, 3.0);
|
||
}
|
||
|
||
TEST(Drawing, fromJava_testPutTextMatStringPointIntDoubleScalarIntIntBoolean)
|
||
{
|
||
String text = "Hello World";
|
||
Size labelSize(170, 23);
|
||
|
||
Mat img(20 + (int)labelSize.height, 20 + (int)labelSize.width, CV_8U, Scalar::all(0));
|
||
Point origin(10, 10);
|
||
|
||
putText(img, text, origin, FONT_HERSHEY_SIMPLEX, 1.0, Scalar::all(255), 1, LINE_8, true);
|
||
|
||
EXPECT_LT(0, countNonZero(img));
|
||
// check that border is not corrupted
|
||
rectangle(img, origin,
|
||
Point(origin.x + labelSize.width, origin.y + labelSize.height),
|
||
Scalar::all(0), -1, 8);
|
||
//imshow("img", img);
|
||
//waitKey();
|
||
EXPECT_EQ(0, countNonZero(img));
|
||
|
||
origin = Point(10, labelSize.height + 10);
|
||
|
||
putText(img, text, origin, FONT_HERSHEY_SIMPLEX, 1.0, Scalar::all(255));
|
||
EXPECT_LT(0, countNonZero(img));
|
||
// check that border is not corrupted
|
||
rectangle(img, Point(10, 10), Point(labelSize.width + 10, labelSize.height + 10), Scalar::all(0), -1);
|
||
EXPECT_EQ(0, countNonZero(img));
|
||
}
|
||
|
||
typedef struct TextProp
|
||
{
|
||
const char* str;
|
||
bool ralign;
|
||
int weight;
|
||
bool italic;
|
||
} TextProp;
|
||
|
||
#ifdef HAVE_UNIFONT // there are other tests for text drawing, so the functionality is tested anyway,
|
||
// but this test needs concrete unicode font to compare the printed text
|
||
// (including CJK characters) with the reference picture from the database
|
||
TEST(Drawing, ttf_text)
|
||
{
|
||
string ts_data_path = TS::ptr()->get_data_path();
|
||
string custom_font_path = ts_data_path + "../highgui/drawing/";
|
||
|
||
FontFace sans("sans");
|
||
FontFace italic("italic");
|
||
Mat img(600, 1300, CV_8UC3);
|
||
TextProp text[] =
|
||
{
|
||
{"The quick brown fox jumps over lazy dog. Fly, start, finish, shuffle shuttle.", false, 400, false},
|
||
{"vechicle #5 detected; fps=123.45.\n", false, 600, false},
|
||
{"Съешь же ещё этих мягких французских булок, да выпей чаю!\n"
|
||
"Dès Noël où un zéphyr haï me vêt de glaçons würmiens je dîne\nd’exquis rôtis de bœuf au kir à l’aÿ d’âge mûr & cætera!\n"
|
||
"“Falsches Üben von Xylophonmusik quält jeden größeren Zwerg”.", false, 400, true},
|
||
|
||
{"¡Oh tú, sabio encantador, quienquiera que seas,\n"
|
||
"a quien ha de tocar el ser coronista desta peregrina\n"
|
||
"historia, ruégote que no te olvides de mi buen Rocinante,\n"
|
||
"compañero eterno mío en todos mis caminos y carreras!\n", false, 300, false},
|
||
{"Ταχίστη αλώπηξ βαφής ψημένη γη, δρασκελίζει υπέρ νωθρού κυνός.", false, 400, false},
|
||
{"春眠不觉晓，\n处处闻啼鸟。\n夜来风雨声，\n花落知多少。\n"
|
||
" あなたはそれが困難見つけた場合 — あなたは正しい方向に向かっている。\n"
|
||
" 넌 모든 꽃들을 다 꺾어버릴 수는 있겠지만, 봄이 오는 걸 막을 수는 없어。 ", false, 400, false}
|
||
};
|
||
Scalar color(150, 80, 0);
|
||
|
||
for(int iter = 0; iter < 1; iter++)
|
||
{
|
||
//double ts = (double)getTickCount();
|
||
img.setTo(Scalar::all(255));
|
||
int sz = 20;
|
||
int x0 = 50, y0 = 70;
|
||
Point org(x0, y0);
|
||
|
||
int j = 0, column = 1;
|
||
for(const TextProp& t: text)
|
||
{
|
||
PutTextFlags flags = t.ralign ? PUT_TEXT_ALIGN_RIGHT : PUT_TEXT_ALIGN_LEFT;
|
||
if(t.ralign)
|
||
{
|
||
if(j > 0)
|
||
break;
|
||
if(column == 1)
|
||
{
|
||
column = 2;
|
||
org.y = y0;
|
||
}
|
||
org.x = img.cols - x0;
|
||
}
|
||
else
|
||
{
|
||
org.x = column == 1 ? x0 : img.cols/2;
|
||
}
|
||
FontFace& face = t.italic ? italic : sans;
|
||
//Rect r = getTextSize(img.size(), t.str, org, face, sz, t.weight, flags);
|
||
org = putText(img, t.str, org, color, face,
|
||
sz, t.weight, flags, Range());
|
||
//rectangle(img, r, Scalar(80, 0, 128), 1, LINE_AA);
|
||
org.y += sz + 10;
|
||
}
|
||
|
||
Scalar color2(80, 0, 128);
|
||
|
||
org = Point(img.cols - 500, 150);
|
||
putText(img, "Пробуем\n ", org, color2, italic, 80, 300,
|
||
PUT_TEXT_ALIGN_LEFT, Range());
|
||
org.x -= 90;
|
||
org.y += 130;
|
||
// testing alternative way to set the weight;
|
||
// in putText we use weight=0
|
||
italic.setInstance({CV_FOURCC('w','g','h','t'), 800<<16});
|
||
putText(img, "OpenCV", org, color2, italic, 120, 0,
|
||
PUT_TEXT_ALIGN_LEFT, Range());
|
||
org.y += 140;
|
||
org.x += 60;
|
||
putText(img, "打印文字", org, color2, sans, 100, 400,
|
||
PUT_TEXT_ALIGN_LEFT, Range());
|
||
//ts = (double)getTickCount() - ts;
|
||
//printf("iter=%d. ts=%.2fms\n", iter, ts*1000./getTickFrequency());
|
||
}
|
||
|
||
#if 0
|
||
//imwrite(ts_data_path + "../highgui/drawing/text_test.png", img);
|
||
imshow("test", img);
|
||
waitKey();
|
||
#else
|
||
Mat refimg = imread(ts_data_path + "../highgui/drawing/text_test.png", IMREAD_UNCHANGED);
|
||
//imshow("ref", refimg);
|
||
//imshow("actual", img);
|
||
//absdiff(refimg, img, refimg);
|
||
//imshow("diff", refimg);
|
||
//waitKey();
|
||
EXPECT_EQ(refimg.size(), img.size());
|
||
EXPECT_LT(cv::norm(refimg, img, NORM_L1), 6500);
|
||
#endif
|
||
}
|
||
#endif
|
||
|
||
|
||
TEST(Drawing, fillpoly_fully)
|
||
{
|
||
unsigned imageWidth = 256;
|
||
unsigned imageHeight = 256;
|
||
int type = CV_8UC1;
|
||
int shift = 0;
|
||
Point offset(0, 0);
|
||
cv::LineTypes lineType = LINE_4;
|
||
|
||
int imageSizeOffset = 15;
|
||
|
||
cv::Mat img(imageHeight, imageWidth, type);
|
||
img = 0;
|
||
|
||
std::vector<cv::Point> polygonPoints;
|
||
polygonPoints.push_back(cv::Point(100, -50));
|
||
polygonPoints.push_back(cv::Point(imageSizeOffset, imageHeight - imageSizeOffset));
|
||
polygonPoints.push_back(cv::Point(imageSizeOffset, imageSizeOffset));
|
||
|
||
// convert data
|
||
std::vector<const cv::Point*> polygonPointPointers(polygonPoints.size());
|
||
for (size_t i = 0; i < polygonPoints.size(); i++)
|
||
{
|
||
polygonPointPointers[i] = &polygonPoints[i];
|
||
}
|
||
|
||
const cv::Point** data = &polygonPointPointers.front();
|
||
int size = (int)polygonPoints.size();
|
||
const int* npts = &size;
|
||
int ncontours = 1;
|
||
|
||
// generate image
|
||
cv::fillPoly(img, data, npts, ncontours, 255, lineType, shift, offset);
|
||
|
||
// check for artifacts
|
||
{
|
||
cv::Mat binary = img < 128;
|
||
cv::Mat labelImage(binary.size(), CV_32S);
|
||
cv::Mat labelCentroids;
|
||
int labels = cv::connectedComponents(binary, labelImage, 4);
|
||
EXPECT_EQ(2, labels) << "artifacts occured";
|
||
}
|
||
|
||
// check if filling went over border
|
||
{
|
||
int xy_shift = 16, delta = offset.y + ((1 << shift) >> 1);
|
||
int xy_one = 1 << xy_shift;
|
||
|
||
Point pt0(polygonPoints[polygonPoints.size() - 1]), pt1;
|
||
for (size_t i = 0; i < polygonPoints.size(); i++, pt0 = pt1)
|
||
{
|
||
pt1 = polygonPoints[i];
|
||
|
||
// offset/shift treated like in fillPoly
|
||
Point t0(pt0), t1(pt1);
|
||
|
||
t0.x = (t0.x + offset.x) << (xy_shift - shift);
|
||
t0.y = (t0.y + delta) >> shift;
|
||
|
||
t1.x = (t1.x + offset.x) << (xy_shift - shift);
|
||
t1.y = (t1.y + delta) >> shift;
|
||
|
||
if (lineType < LINE_AA)
|
||
{
|
||
t0.x = (t0.x + (xy_one >> 1)) >> xy_shift;
|
||
t1.x = (t1.x + (xy_one >> 1)) >> xy_shift;
|
||
|
||
// LINE_4 to use the same type of line which is used in fillPoly
|
||
line(img, t0, t1, 0, 1, LINE_4, 0);
|
||
}
|
||
else
|
||
{
|
||
t0.x >>= (xy_shift);
|
||
t1.x >>= (xy_shift);
|
||
line(img, t0, t1, 0, 1, lineType, 0);
|
||
}
|
||
|
||
}
|
||
cv::Mat binary = img < 254;
|
||
cv::Mat labelImage(binary.size(), CV_32S);
|
||
int labels = cv::connectedComponents(binary, labelImage, 4);
|
||
EXPECT_EQ(2, labels) << "filling went over the border";
|
||
}
|
||
}
|
||
|
||
PARAM_TEST_CASE(FillPolyFully, unsigned, unsigned, int, int, Point, cv::LineTypes)
|
||
{
|
||
unsigned imageWidth;
|
||
unsigned imageHeight;
|
||
int type;
|
||
int shift;
|
||
Point offset;
|
||
cv::LineTypes lineType;
|
||
|
||
virtual void SetUp()
|
||
{
|
||
imageWidth = GET_PARAM(0);
|
||
imageHeight = GET_PARAM(1);
|
||
type = GET_PARAM(2);
|
||
shift = GET_PARAM(3);
|
||
offset = GET_PARAM(4);
|
||
lineType = GET_PARAM(5);
|
||
}
|
||
|
||
void draw_polygon(cv::Mat& img, const std::vector<cv::Point>& polygonPoints)
|
||
{
|
||
// convert data
|
||
std::vector<const cv::Point*> polygonPointPointers(polygonPoints.size());
|
||
for (size_t i = 0; i < polygonPoints.size(); i++)
|
||
{
|
||
polygonPointPointers[i] = &polygonPoints[i];
|
||
}
|
||
|
||
const cv::Point** data = &polygonPointPointers.front();
|
||
int size = (int)polygonPoints.size();
|
||
const int* npts = &size;
|
||
int ncontours = 1;
|
||
|
||
// generate image
|
||
cv::fillPoly(img, data, npts, ncontours, 255, lineType, shift, offset);
|
||
}
|
||
|
||
void check_artifacts(cv::Mat& img)
|
||
{
|
||
// check for artifacts
|
||
cv::Mat binary = img < 128;
|
||
cv::Mat labelImage(binary.size(), CV_32S);
|
||
cv::Mat labelCentroids;
|
||
int labels = cv::connectedComponents(binary, labelImage, 4);
|
||
EXPECT_EQ(2, labels) << "artifacts occured";
|
||
}
|
||
|
||
void check_filling_over_border(cv::Mat& img, const std::vector<cv::Point>& polygonPoints)
|
||
{
|
||
int xy_shift = 16, delta = offset.y + ((1 << shift) >> 1);
|
||
int xy_one = 1 << xy_shift;
|
||
|
||
Point pt0(polygonPoints[polygonPoints.size() - 1]), pt1;
|
||
for (size_t i = 0; i < polygonPoints.size(); i++, pt0 = pt1)
|
||
{
|
||
pt1 = polygonPoints[i];
|
||
|
||
// offset/shift treated like in fillPoly
|
||
Point t0(pt0), t1(pt1);
|
||
|
||
t0.x = (t0.x + offset.x) << (xy_shift - shift);
|
||
t0.y = (t0.y + delta) >> shift;
|
||
|
||
t1.x = (t1.x + offset.x) << (xy_shift - shift);
|
||
t1.y = (t1.y + delta) >> shift;
|
||
|
||
if (lineType < LINE_AA)
|
||
{
|
||
t0.x = (t0.x + (xy_one >> 1)) >> xy_shift;
|
||
t1.x = (t1.x + (xy_one >> 1)) >> xy_shift;
|
||
|
||
// LINE_4 to use the same type of line which is used in fillPoly
|
||
line(img, t0, t1, 0, 1, LINE_4, 0);
|
||
}
|
||
else
|
||
{
|
||
t0.x >>= (xy_shift);
|
||
t1.x >>= (xy_shift);
|
||
line(img, t0, t1, 0, 1, lineType, 0);
|
||
}
|
||
|
||
}
|
||
cv::Mat binary = img < 254;
|
||
cv::Mat labelImage(binary.size(), CV_32S);
|
||
int labels = cv::connectedComponents(binary, labelImage, 4);
|
||
EXPECT_EQ(2, labels) << "filling went over the border";
|
||
}
|
||
|
||
void run_test(const std::vector<cv::Point>& polygonPoints)
|
||
{
|
||
cv::Mat img(imageHeight, imageWidth, type);
|
||
img = 0;
|
||
|
||
draw_polygon(img, polygonPoints);
|
||
check_artifacts(img);
|
||
check_filling_over_border(img, polygonPoints);
|
||
}
|
||
};
|
||
|
||
TEST_P(FillPolyFully, DISABLED_fillpoly_fully)
|
||
{
|
||
int imageSizeOffset = 15;
|
||
|
||
// testing for polygon with straight edge at left/right side
|
||
int positions1[2] = { imageSizeOffset, (int)imageWidth - imageSizeOffset };
|
||
for (size_t i = 0; i < 2; i++)
|
||
{
|
||
for (int y = imageHeight + 50; y > -50; y -= 1)
|
||
{
|
||
// define polygon
|
||
std::vector<cv::Point> polygonPoints;
|
||
polygonPoints.push_back(cv::Point(100, imageHeight - y));
|
||
polygonPoints.push_back(cv::Point(positions1[i], positions1[1]));
|
||
polygonPoints.push_back(cv::Point(positions1[i], positions1[0]));
|
||
|
||
run_test(polygonPoints);
|
||
}
|
||
}
|
||
|
||
// testing for polygon with straight edge at top/bottom side
|
||
int positions2[2] = { imageSizeOffset, (int)imageHeight - imageSizeOffset };
|
||
for (size_t i = 0; i < 2; i++)
|
||
{
|
||
for (int x = imageWidth + 50; x > -50; x -= 1)
|
||
{
|
||
// define polygon
|
||
std::vector<cv::Point> polygonPoints;
|
||
polygonPoints.push_back(cv::Point(imageWidth - x, 100));
|
||
polygonPoints.push_back(cv::Point(positions2[1], positions2[i]));
|
||
polygonPoints.push_back(cv::Point(positions2[0], positions2[i]));
|
||
|
||
run_test(polygonPoints);
|
||
}
|
||
}
|
||
}
|
||
|
||
INSTANTIATE_TEST_CASE_P(
|
||
FillPolyTest, FillPolyFully,
|
||
testing::Combine(
|
||
testing::Values(256),
|
||
testing::Values(256),
|
||
testing::Values(CV_8UC1),
|
||
testing::Values(0, 1, 2),
|
||
testing::Values(cv::Point(0, 0), cv::Point(10, 10)),
|
||
testing::Values(LINE_4, LINE_8, LINE_AA)
|
||
)
|
||
);
|
||
|
||
TEST(Drawing, circle_overflow)
|
||
{
|
||
applyTestTag(CV_TEST_TAG_VERYLONG);
|
||
cv::Mat1b matrix = cv::Mat1b::zeros(600, 600);
|
||
cv::Scalar kBlue = cv::Scalar(0, 0, 255);
|
||
cv::circle(matrix, cv::Point(275, -2147483318), 2147483647, kBlue, 1, 8, 0);
|
||
}
|
||
|
||
TEST(Drawing, circle_memory_access)
|
||
{
|
||
cv::Mat1b matrix = cv::Mat1b::zeros(10, 10);
|
||
cv::Scalar kBlue = cv::Scalar(0, 0, 255);
|
||
cv::circle(matrix, cv::Point(-1, -1), 0, kBlue, 2, 8, 16);
|
||
}
|
||
|
||
inline static Mat mosaic2x2(Mat &img)
|
||
{
|
||
const Size sz = img.size();
|
||
Mat res(sz * 2, img.type(), Scalar::all(0));
|
||
img.copyTo(res(Rect(Point(0, 0), sz)));
|
||
img.copyTo(res(Rect(Point(0, sz.height), sz)));
|
||
img.copyTo(res(Rect(Point(sz.width, 0), sz)));
|
||
img.copyTo(res(Rect(Point(sz.width, sz.height), sz)));
|
||
return res;
|
||
}
|
||
|
||
TEST(Drawing, contours_filled)
|
||
{
|
||
const Scalar white(255);
|
||
const Scalar black(0);
|
||
const Size sz(100, 100);
|
||
|
||
Mat img(sz, CV_8UC1, black);
|
||
rectangle(img, Point(20, 20), Point(80, 80), white, -1);
|
||
rectangle(img, Point(30, 30), Point(70, 70), black, -1);
|
||
rectangle(img, Point(40, 40), Point(60, 60), white, -1);
|
||
img = mosaic2x2(img);
|
||
|
||
Mat img1(sz, CV_8UC1, black);
|
||
rectangle(img1, Point(20, 20), Point(80, 80), white, -1);
|
||
img1 = mosaic2x2(img1);
|
||
|
||
Mat img2(sz, CV_8UC1, black);
|
||
rectangle(img2, Point(20, 20), Point(80, 80), white, -1);
|
||
rectangle(img2, Point(30, 30), Point(70, 70), black, -1);
|
||
img2 = mosaic2x2(img2);
|
||
|
||
Mat img3(sz, CV_8UC1, black);
|
||
rectangle(img3, Point(40, 40), Point(60, 60), white, -1);
|
||
img3 = mosaic2x2(img3);
|
||
|
||
// inverted contours - corners and left edge adjusted
|
||
Mat imgi(sz, CV_8UC1, black);
|
||
rectangle(imgi, Point(29, 29), Point(71, 71), white, -1);
|
||
rectangle(imgi, Point(41, 41), Point(59, 59), black, -1);
|
||
imgi.at<uchar>(Point(29, 29)) = 0;
|
||
imgi.at<uchar>(Point(29, 71)) = 0;
|
||
imgi = mosaic2x2(imgi);
|
||
|
||
vector<vector<Point>> contours;
|
||
vector<Vec4i> hierarchy;
|
||
findContours(img, contours, hierarchy, RETR_TREE, CHAIN_APPROX_NONE);
|
||
ASSERT_EQ(12u, contours.size());
|
||
|
||
// NOTE:
|
||
// assuming contour tree has following structure (idx = 0, 1, ...):
|
||
// idx (top level)
|
||
// - idx + 1
|
||
// - idx + 2
|
||
// idx + 3 (top level)
|
||
// - idx + 4
|
||
// - idx + 5
|
||
// ...
|
||
const vector<int> top_contours {0, 3, 6, 9};
|
||
{
|
||
// all contours
|
||
Mat res(img.size(), CV_8UC1, Scalar::all(0));
|
||
drawContours(res, contours, -1, white, -1, cv::LINE_8, hierarchy);
|
||
EXPECT_LT(cvtest::norm(img, res, NORM_INF), 1);
|
||
}
|
||
{
|
||
// all contours
|
||
Mat res(img.size(), CV_8UC1, Scalar::all(0));
|
||
drawContours(res, contours, -1, white, -1, cv::LINE_8, hierarchy, 3);
|
||
EXPECT_LT(cvtest::norm(img, res, NORM_INF), 1);
|
||
}
|
||
{
|
||
// all contours
|
||
Mat res(img.size(), CV_8UC1, Scalar::all(0));
|
||
drawContours(res, contours, -1, white, -1, cv::LINE_8, hierarchy, 0);
|
||
EXPECT_LT(cvtest::norm(img, res, NORM_INF), 1);
|
||
}
|
||
{
|
||
// all external contours one by one
|
||
Mat res(img.size(), CV_8UC1, Scalar::all(0));
|
||
for (int idx : top_contours)
|
||
drawContours(res, contours, idx, white, -1, cv::LINE_8, hierarchy, 0);
|
||
EXPECT_LT(cvtest::norm(img1, res, NORM_INF), 1);
|
||
}
|
||
{
|
||
// all external contours + 1-level deep hole (one by one)
|
||
Mat res(img.size(), CV_8UC1, Scalar::all(0));
|
||
for (int idx : top_contours)
|
||
drawContours(res, contours, idx, white, -1, cv::LINE_8, hierarchy, 1);
|
||
EXPECT_LT(cvtest::norm(img2, res, NORM_INF), 1);
|
||
}
|
||
{
|
||
// 2-level deep contours
|
||
Mat res(img.size(), CV_8UC1, Scalar::all(0));
|
||
for (int idx : top_contours)
|
||
drawContours(res, contours, idx + 2, white, -1, cv::LINE_8, hierarchy);
|
||
EXPECT_LT(cvtest::norm(img3, res, NORM_INF), 1);
|
||
}
|
||
{
|
||
// holes become inverted here, LINE_8 -> LINE_4
|
||
Mat res(img.size(), CV_8UC1, Scalar::all(0));
|
||
for (int idx : top_contours)
|
||
drawContours(res, contours, idx + 1, white, -1, cv::LINE_4, hierarchy);
|
||
EXPECT_LT(cvtest::norm(imgi, res, NORM_INF), 1);
|
||
}
|
||
}
|
||
|
||
}} // namespace
|