08 Crop 剪裁

    screen-shot-2016-11-14-at-3-22-37-pm

    /*
     柯博文老師
     www.powenko.com
     */
    #include <iostream>
    #include <opencv2/core/core.hpp> 
    #include <opencv2/highgui/highgui.hpp>
    #include <opencv2/opencv.hpp>
    
    using namespace cv ;
    using namespace std ;
    int main() {
         Mat image = cv::imread("/Users/powenko/Desktop/1.png");
        
        
        
       // Mat image=imread("/Users/powenko/Desktop/1.png",1);
        
        int startX=200,startY=200,width=200,height=200;
        
        Mat ROI(image, Rect(startX,startY,width,height));
        Mat croppedImage;
        ROI.copyTo(croppedImage);
        
        cv::namedWindow("Image") ;
        cv::imshow("Image", image) ;
        cv::imshow("PowenKo.com Result", croppedImage) ;
        cv::waitKey() ;
    
        return 0;
    }