"opencv and reolink camera" Code Answer's
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opencv and reolink camera
#include "cv.h"
#include "highgui.h"
#include <iostream>
int main(int, char**) {
cv::VideoCapture vcap;
cv::Mat image;
const std::string videoStreamAddress = "rtsp://cam_address:554/live.sdp";
/* it may be an address of an mjpeg stream,
e.g. "http://user:pass@cam_address:8081/cgi/mjpg/mjpg.cgi?.mjpg" */
//open the video stream and make sure it's opened
if(!vcap.open(videoStreamAddress)) {
std::cout << "Error opening video stream or file" << std::endl;
return -1;
}
//Create output window for displaying frames.
//It's important to create this window outside of the `for` loop
//Otherwise this window will be created automatically each time you call
//`imshow(...)`, which is very inefficient.
cv::namedWindow("Output Window");
for(;;) {
if(!vcap.read(image)) {
std::cout << "No frame" << std::endl;
cv::waitKey();
}
cv::imshow("Output Window", image);
if(cv::waitKey(1) >= 0) break;
}
}
Source: stackoverflow.com
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