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#include "opencv.hpp"
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#include "iostream"
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using namespace std;
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using namespace cv;
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int main()
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{
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Mat srcImage, grayImage, dstImage,imgHSVMask;
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int size = 800; //面积因子
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//srcImage = imread("Road2.png");
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/*imshow("原图", srcImage);
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cvtColor(srcImage, grayImage, COLOR_RGB2GRAY);
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threshold(grayImage, dstImage, 100, 255, THRESH_BINARY);
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imshow("二值图", dstImage);*/
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Mat img = imread("Road1.png");
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cvtColor(img, grayImage, COLOR_RGB2GRAY);
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threshold(grayImage, imgHSVMask, 100, 255, THRESH_BINARY);
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//imshow("原图", imgHSVMask);
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Mat element = getStructuringElement(MO