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Open Source Computer Vision Library
https://opencv.org/
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32 lines
769 B
32 lines
769 B
7 years ago
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#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], 0)).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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