opencv图像拼接

#include <opencv2/core/core.hpp>
#include <opencv2/highgui/highgui.hpp>
#include <opencv2\imgproc\imgproc.hpp>
#include <iostream>
using namespace std;
using namespace cv;
 
int main()
{
	Mat image1;
	image1= cv::imread("1.jpg");
	if(!image1.data)
	{
		cout<<"image does not exist"<<endl;
	}
	namedWindow("Image1");//定义窗口
	imshow("Image1",image1);//显示图像

	Mat image2;
	image2= cv::imread("2.jpg");
	if(!image2.data)
	{
		cout<<"image does not exist"<<endl;
	}
	namedWindow("Image2");
	imshow("Image2", image2);

	Mat image3;
	image3= cv::imread("3.jpg");
	if(!image3.data)
	{
		cout<<"image does not exist"<<endl;
	}
	cv::namedWindow("Image3");
	cv::imshow("Image3", image3);
 
	///////////////////定义生成图像/////////////////////////
	cv::Mat combine = cv::Mat::zeros( 700, 1300,image1.type());

	Mat imageROI1= combine(Rect(0,0,500,700));
	Mat imageROI2= combine(Rect(500,0,800,350));
	Mat imageROI3= combine(Rect(500,350,800,350));
 
	resize(image1, imageROI1, imageROI1.size(),INTER_CUBIC);
	resize(image2, imageROI2, imageROI2.size(),INTER_CUBIC);
	resize(image3, imageROI3, imageROI3.size(),INTER_CUBIC);
	
	namedWindow("Combined Image++");
	imshow("Combined Image++", combine);
	
	waitKey(0);
	
}