#include<opencv2\highgui\highgui.hpp> #include<opencv2\opencv.hpp> #include<iostream> #include<math.h> using namespace std; using namespace cv; char *output_title = "output Image"; Mat src, dst; //霍夫圓檢測前先進行中值濾波 int main() { src = imread("E:\\vs2015\\opencvstudy\\1.jpg", 1); if (src.empty()) { cout << "could not load the src image!" << endl; return -1; } char *input_title = "input Image"; imshow(input_title, src); cvtColor(src, src, CV_BGR2GRAY); equalizeHist(src, dst); imshow(output_title, dst); waitKey(0); return 0; }