1. #include "opencv2/opencv.hpp"
    2. #include "highgui/highgui.hpp"
    3. #include "imgproc/imgproc.hpp"
    4. #include "iostream"
    5. #include "vector"
    6. using namespace std;
    7. using namespace cv;
    9. int main(){
    10.     Mat src,dst1,dst2,dst3;
    11.     src=imread("/home/ma/QT/renwu33/renwusi.jpg");
    12.     imshow("src",src);
    13.     //均衡化
    14.     vector<Mat> Split;
    15.     cvtColor(src,dst1,COLOR_BGR2HSV);
    16.     namedWindow("hsv",WINDOW_AUTOSIZE);
    17.     imshow("hsv",dst1);
    18.     split(dst1,Split);
    19.     equalizeHist(Split[2],Split[2]);
    20.     merge(Split,dst1);
    21.     //irange一下
    22.     inRange(dst1,Scalar(104,39,0),Scalar(135,91,37),dst2);
    23.     //來個開閉運算
    24.     Mat kernel = getStructuringElement(MORPH_RECT,Size(3,3));
    26.     morphologyEx(dst2,dst2,MORPH_OPEN,kernel);
    27.     morphologyEx(dst2, dst2, MORPH_CLOSE,kernel);
    29.     vector<vector<Point>>contours;
    31.     vector<Vec4i>hierarchy;
    32.     findContours(dst2,contours,hierarchy,RETR_EXTERNAL,CHAIN_APPROX_NONE,Point(0,0));
    33.     vector<Rect>boundRect(contours.size());
    34.     //imshow("dst2",dst2);
    35.     for(int i=0;i<=contours.size();i++){
    36.         boundRect[i] = boundingRect(Mat(contours[i]));
    37. //        Rect drawing=boundRect[i];
    38.         rectangle(dst2,boundRect[i].tl(),boundRect[i].br(),Scalar(0,0,255),1,1,0);
    39. }
    40. //    putText(dst2,".(912,445)",Point(912,445),FONT_HERSHEY_COMPLEX,1,Scalar(0,0,255),3,LINE_AA);
    41.     //cvtColor(dst2,dst2,COLOR_HSV2BGR);
    42.     imshow("xiaoguo",dst2);
    46.             waitKey(0);
    47.             return 0;
    48. }