#includeusing namespace cv; int main() { VideoCapture cap(0); // Open default camera Mat frame; if (cap.isOpened()) { cap >> frame; // Grab a frame imwrite("frame.jpg", frame); // Save frame as image file } return 0; }
#includeBoth examples use the OpenCV library package, specifically the "opencv2/opencv.hpp" header file.using namespace cv; int main() { VideoCapture cap(0); // Open default camera Mat frame; if (!cap.isOpened()) { return -1; } while (true) { cap >> frame; // Grab a frame imshow("Live Feed", frame); // Display frame in real-time if (waitKey(30) == 27) { // Exit on ESC key press break; } } return 0; }