openv版本: opencv249 

 vs ：2010

 qt : 4.85

#include "quanjing.h"#include <iostream>
#include <opencv2/core/core.hpp>
#include <opencv2/highgui/highgui.hpp>
#include <opencv2/imgproc/imgproc.hpp>
#include <opencv2/stitching/stitcher.hpp>
using namespace std;
using namespace cv;
bool try_use_gpu = false;
vector<Mat> imgs;
string result_name = "dst1.jpg";
#include <QApplication>
#include  <QMessageBox>
using namespace cv;quanjing::quanjing(QWidget *parent, Qt::WFlags flags): QMainWindow(parent, flags){ui.setupUi(this);connect(ui.pushButton,SIGNAL(clicked()),this,SLOT(btnClick()));	
}void quanjing::btnClick(){cv::Mat image2 = cv::imread("C:/Users/TR/Desktop/quan/2.jpg");cv::Mat image3 = cv::imread("C:/Users/TR/Desktop/quan/3.jpg");cv::Mat image4 = cv::imread("C:/Users/TR/Desktop/quan/4.jpg");cv::Mat image5 = cv::imread("C:/Users/TR/Desktop/quan/5.jpg");imgs.push_back(image2);imgs.push_back(image3);imgs.push_back(image4);imgs.push_back(image5);Stitcher   stitcher = Stitcher::createDefault(true);// 使用stitch函数进行拼接Mat pano;Stitcher::Status status = stitcher.stitch(imgs, pano);if (status != Stitcher::OK){cout << "Can't stitch images, error code = " << int(status) << endl;QMessageBox::warning(nullptr, "jing gao", QString("Can't stitch images, error code : %1").arg( int(status) ));}else{imwrite("D:/Test/QT/qt04/quanjing/quanjing/555.jpg", pano);Mat pano2 = pano.clone();// 显示源图像，和结果图像imshow("全景图像1", pano2);}
}quanjing::~quanjing()
{}

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准备了四张图像

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2 、3 、4三张 进行stitch，结果如下:

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3 、4、5三张进行stitch，结果如下:

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2、3、4、5 四张一起进行stitch，结果如下:

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经过测试，有时候图像序列中某两个连续的出现stitch，错误图像以后的图像就不会再融合了

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感觉  opencv的stitch进行图像融合，不太稳定，有时候说不出来为什么两个图像不能融合，肉眼都可以判断出是可以融合的

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FR：徐海涛(hunkxu)