[Learning OpenCV] image corrosion, expansion, opening and shutting operation

#include "cv.h"
#include "highgui.h"

using namespace CV;

int main (int argc, char* argv[])
{
        Mat src = imread ("misaka.jpg");
        Mat DST;
        
        Input image
        //output image
        //cell size, here is the 8-bit unit
        //corrosion position of the 5*5, a negative core
        ///Corrosion frequency two times
        Erode (Src,dst,mat (5,5,cv_8u), Point ( -1,-1), 2);
        Imwrite ("Erode.jpg", DST);

        Input image
        //output image
        //cell size, here is the 5*5 8-bit unit
        //expansion position, for negative Core center
        //Expansion times two times
        dilate (Src,dst,mat (5,5,cv_8u ), point ( -1,-1), 2);
        Imwrite ("Dilate.jpg", DST);

        Input image
        //output image
        //definition operation: Morph_open for open operation, Morph_close for closed Operation
        //unit size, here is 3*3 8-bit Unit
        //opening/closing operation position
        // Opening and closing operation number
        Morphologyex (Src,dst,morph_open,mat (3,3,cv_8u), point ( -1,-1), 1);
        Imwrite ("Open.jpg", DST);

        Morphologyex (Src,dst,morph_close,mat (3,3,cv_8u), point ( -1,-1), 1);
        Imwrite ("Close.jpg", DST);

        Imshow ("DST", DST);
        Waitkey ();

        return 0;
}