mirror of https://github.com/opencv/opencv.git
Open Source Computer Vision Library
https://opencv.org/
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31 lines
784 B
31 lines
784 B
#include <opencv2/imgproc.hpp> |
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#include <opencv2/highgui.hpp> |
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using namespace cv; |
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using namespace std; |
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int main(int argc, char** argv) |
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{ |
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Mat src, dst, color_dst; |
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if( argc != 2 || !(src=imread(argv[1], IMREAD_GRAYSCALE)).data) |
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return -1; |
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Canny( src, dst, 50, 200, 3 ); |
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cvtColor( dst, color_dst, COLOR_GRAY2BGR ); |
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vector<Vec4i> lines; |
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HoughLinesP( dst, lines, 1, CV_PI/180, 80, 30, 10 ); |
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for( size_t i = 0; i < lines.size(); i++ ) |
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{ |
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line( color_dst, Point(lines[i][0], lines[i][1]), |
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Point( lines[i][2], lines[i][3]), Scalar(0,0,255), 3, 8 ); |
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} |
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namedWindow( "Source", 1 ); |
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imshow( "Source", src ); |
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namedWindow( "Detected Lines", 1 ); |
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imshow( "Detected Lines", color_dst ); |
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waitKey(0); |
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return 0; |
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}
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