1 #include<opencv2/opencv.hpp>
 2 #include<iostream>
 3 using namespace cv;
 4 using namespace std;
 5 
 6 void main(){
 7     Mat element=getStructuringElement(MORPH_RECT,Size(5,5));
 8     Mat element2=getStructuringElement(MORPH_CROSS,Size(5,5));
 9     Mat element3=getStructuringElement(MORPH_ELLIPSE,Size(5,5));
10     cout<<endl<<element<<endl;
11     cout<<endl<<element2<<endl;
12     cout<<endl<<element3<<endl;
13 }

 1 #include<opencv2/opencv.hpp>
 2 using namespace cv;
 3 
 4 void main(){
 5     Mat src=imread("E://1.jpg");
 6     Mat dst;
 7     Mat element=getStructuringElement(MORPH_RECT,Size(5,5));
 8     dilate(src,dst,element,Point(-1,-1),1);//膨胀一次，（-1，-1）表示取中心位置
 9     //erode(src,dst,element,Point(-1,-1),2);//腐蚀两次
10 
11     imshow("src",src);
12     imshow("dst",dst);
13     waitKey(0);
14 }