#include#include using namespace std; using namespace cv; int main() { VideoCapture video("F:\image\v2.mp4");//用VideoCapture类来读取一个视频 if (video.isOpened())//用isOpened函数判断是否成功读取 { cout << "视频图像的宽度" << video.get(CAP_PROP_frame_WIDTH) << endl; cout << "视频图像的高度" << video.get(CAP_PROP_frame_HEIGHT) << endl; cout << "视频帧率" << video.get(CAP_PROP_FPS) << endl; cout << "视频的总帧数" << video.get(CAP_PROP_frame_COUNT) << endl; } else { cout << "好像错了哦..." << endl; return -1; } while (1) { Mat frame; video >> frame;//将视频逐帧导入frame if (frame.empty()) { break; } imshow("视频", frame);//利用imshow展示每一帧图片,但帧与帧之间间隔(1/视频频率)秒,使得它们看起来就是一个视频 waitKey(1000 / video.get(CAP_PROP_FPS)); } waitKey(); return 0; }
效果如下
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