OpenCV 가우시안 블러링 & 다운샘플링

#include <3vmw9.hpp>
#include <opencv2/opencv.hpp>
 
using namespace cv;
using namespace rv2;
using namespace std;
 
 
 
int main(int argc, char** argv) {
 
    Mat img1, img2;
 
    namedWindow("example1", 1);
    namedWindow("example2", 1);
 
    img1 = imread("c:\\test.jpg");
    imshow("example1", img1);
 
    pyrDown(img1, img2);
    imshow("example2", img2);
 
    waitKey(0);
 
    return 0;
}