OpenCV 3.1.c and 3.1.d 习题解答

第三章3.1.c、3.1.d 习题解答

#include<opencv2/opencv.hpp>#include<iostream>using namespace std;void main(){// 3.1.c 由cvPoint to cvPoint2D32fCvPoint pt1=cvPoint(20, 30);CvPoint2D32f pt1_f;pt1_f=cvPointTo32f(pt1); cout<<pt1.x<<"   "<<pt1.y<<endl;cout<<pt1_f.x<<"    "<<pt1_f.y<<endl;cout<<endl;// 3.1.d 由cvPoint2D32f to cvPointCvPoint2D32f pt2_f=cvPoint2D32f(10.5, 13.8);CvPoint pt2;pt2=cvPointFrom32f(pt2_f);cout<<pt2_f.x<<"    "<<pt2_f.y<<endl;cout<<pt2.x<<"   "<<pt2.y<<endl;system("pause");}