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Open Source Computer Vision Library
https://opencv.org/
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27 lines
544 B
27 lines
544 B
#include <opencv2/videoio.hpp> |
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#include <opencv2/highgui.hpp> |
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#include <opencv2/gapi.hpp> |
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#include <opencv2/gapi/core.hpp> |
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#include <opencv2/gapi/imgproc.hpp> |
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int main(int argc, char *argv[]) |
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{ |
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(void) argc; |
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(void) argv; |
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using namespace cv; |
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Mat in_mat = imread("lena.png"); |
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Mat gx, gy; |
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Sobel(in_mat, gx, CV_32F, 1, 0); |
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Sobel(in_mat, gy, CV_32F, 0, 1); |
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Mat mag; |
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sqrt(gx.mul(gx) + gy.mul(gy), mag); |
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Mat out_mat; |
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mag.convertTo(out_mat, CV_8U); |
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imwrite("lena-out.png", out_mat); |
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return 0; |
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}
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