Tutorial by Examples

#include <highgui.h> //... cv::Mat img = cv::imread("img.jpg"); ...

Show how to use cv::VideoCapture. Here is the example of loading video from file: #include "opencv2/highgui/highgui.hpp" #include "opencv2/imgproc/imgproc.hpp" #include "opencv2/core/core.hpp" #include <iostream> using namespace cv; VideoCapture videoSourc...

Show how to use cv::VideoCapture with e.g. a webcam. Capturing frames from webcam and display it. Here is the example code: #include <iostream> #include "opencv2/highgui/highgui.hpp" #include "opencv2/imgproc/imgproc.hpp" #include "opencv2/core/core.hpp" ...

Show how to use cv::VideoWriter. #include "opencv2/highgui/highgui.hpp" #include <iostream> using namespace cv; using namespace std; int main(int argc, char* argv[]) { VideoCapture cap(0); // open the video camera no. 0 if (!cap.isOpened()) // if not success, e...

Actually, Live Capture example is good for capturing images, so I am using it to capture images and save them in a folder. #include <fstream> #include <string> #include <opencv2/highgui/highgui.hpp> #include <opencv2/core/core.hpp> #include <opencv2/imgproc/imgproc....