45 lines
1000 B
C++
45 lines
1000 B
C++
#include <opencv2/opencv.hpp>
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#include <iostream>
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using namespace cv;
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int main(int argc, char **argv)
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{
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// Create capture object to capture video
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VideoCapture capture(0);
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if (!capture.isOpened())
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{
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std::cout << "Can't open video device!" << std::endl;
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return -1;
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}
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// properties
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double rate = capture.get(CAP_PROP_FPS);
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double width = capture.get(CAP_PROP_FRAME_WIDTH);
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double height = capture.get(CAP_PROP_FRAME_HEIGHT);
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// Information about the camera
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std::cout << "Frame Rate = " << rate << "width = " << width << "height = " << height << std::endl;
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namedWindow("Video Capture", WINDOW_NORMAL);
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Mat frame;
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while (1)
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{
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if (!capture.read(frame))
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{
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std::cout << "no video frame" << std::endl;
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continue;
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}
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imshow("Video Capture", frame);
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int c = waitKey(1);
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if(c == 27){
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break;
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}
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}
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capture.release();
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return 0;
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}
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