OpenCV打开摄像头《大华摄像头》_opencv调用大华相机csdn

老规矩，上干货 ，亲测有效

/*************************************************************************
	> File Name: 打开大华网络摄像头
 ************************************************************************/
#include <stdio.h>
#include <opencv2/opencv.hpp>
#include <opencv2/core/core.hpp>
#include <iostream>
#include <string>  

using namespace cv;
using namespace std;
int main()
{
	cv::VideoCapture vcap;
	cv::Mat image;

    //网络链接地址
	const string videoStreamAddress = "rtsp://admin:admin888@10.61.170.88/cam/realmonitor?channel=1&subtype=0";
	//admin，admin888是登录摄像头的用户名和密码。IP地址是10.61.170.88，根据自己实际情况修改。

	if (!vcap.open(videoStreamAddress)) {
		std::cout << "Error opening video stream or file"<< std::endl;
		system("pause");
		return -1;
	}
	cv::namedWindow("Output Window");
	while (1) {
		for (;;) {
			if (!vcap.read(image)) {
				std::cout << "No frame" << std::endl;
				cv::waitKey();
			}
			cv::imshow("Output Window", image);
			if (cv::waitKey(1) >= 0) break;
		}
	}
	waitKey(0);
	vcap.~VideoCapture();  
	return 0;
}

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