31 lines
545 B
C++
31 lines
545 B
C++
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#include "opencv2/opencv.hpp"
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using namespace cv;
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using namespace std;
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int main(int argc, char* argv[]) {
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VideoCapture cap(0);
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if ( !cap.isOpened() ) {
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cout << "Cannot open webcam" << endl;
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return -1;
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}
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namedWindow("MyVideo",CV_WINDOW_AUTOSIZE);
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while(1) {
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Mat frame;
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bool bSuccess = cap.read(frame);
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if (!bSuccess) {
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cout << "Cannot read the frame from webcam" << endl;
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break;
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}
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imshow("MyVideo", frame);
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if(waitKey(30) == 27) {
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cout << "esc key is pressed by user" << endl;
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break;
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}
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}
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return 0;
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}
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