opencv读入图像和avi

来源：互联网发布：淘宝号登不上去编辑：程序博客网时间：2024/06/04 18:36

//Playing a video with OpenCV#include "opencv2/highgui/highgui.hpp"#include "opencv2/imgproc/imgproc.hpp"using namespace std;int main(int argc, char** argv) {cv::namedWindow("Example3", cv::WINDOW_AUTOSIZE);cv::VideoCapture cap;cap.open(string(argv[1]));cv::Mat frame;while (1) {cap >> frame;if (!frame.data) break; // Ran out of filmcv::imshow("Example3", frame);if (cv::waitKey(33) >= 0) break;}}#include <iostream>#include <opencv2/core/core.hpp>#include <opencv2/highgui/highgui.hpp>using namespace cv;int main(){Mat img=imread("pic.jpg");//读入一张图片namedWindow("Test");      //创建一个名为Test窗口imshow("Test",img);   //窗口中显示图像waitKey(5000);            //等待5000ms后窗口自动关闭}   *//*#include "opencv2/highgui/highgui.hpp"using namespace cv;int main() {Mat img = imread("pic.jpg");if (img.empty()) return -1;namedWindow("Example2", WINDOW_AUTOSIZE);imshow("Example2", img);waitKey(0);destroyWindow("Example2");}

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