35 lines
832 B
C++
35 lines
832 B
C++
#include "histo.h"
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#include "opencv2/core/types.hpp"
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#include <cassert>
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#include <opencv2/core.hpp>
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#include <opencv2/highgui.hpp>
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#include <opencv2/imgproc.hpp>
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#include <iostream>
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using namespace cv;
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int main(){
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Mat img = imread("../kincseslada.png", IMREAD_COLOR);
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Mat gray, mask;
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cvtColor(img, gray, COLOR_BGR2GRAY);
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threshold(gray, mask, 230, 255, THRESH_BINARY_INV);
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medianBlur(mask, mask, 5);
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std::vector<std::vector<Point>> contours;
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findContours(mask, contours, RETR_EXTERNAL, CHAIN_APPROX_NONE);
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assert(contours.size() == 2);
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if(contours[0].size() > contours[1].size()){
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drawContours(img, contours, 0, Scalar(0,0,255), 2);
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}else{
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drawContours(img, contours, 1, Scalar(0,0,255), 2);
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}
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imshow("img", img);
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while(waitKey(3) != 'q');
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return 0;
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}
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