How to get the duration of video using OpenCV

视频基本操作视频读取opencv中通过VideoCaptrue类对视频进行读取操作以及调用摄像头，下面是该类的API： import cv2 video = cv2.VideoCapture(0) ...

OpenCV VideoCapture.get()参数详解 原创 ; cv2.VideoCapture.get(1), 基于以0开始的被捕获或解码的帧索引 ; cv2.VideoCapture.get(2), 视频文件的相对位置（ ...

影片相關資訊 ... 我們可以透過 cap.get(propId) 來取得影片的一些資訊，其中 propId 是屬性的ID，可用的值是從 0 到 18 ，詳細的說明可參考OpenCV 的文件。

The class provides C++ API for capturing video from cameras or for reading video files and image sequences. Here is how the class can be used.

To capture a video, you need to create a VideoCapture object. Its argument can be either the device index or the name of a video file. A device index is just ...

在做深度學習的時候經常會使用到OpenCV，因此來寫一下筆記做紀錄。OpenCV 是一個跨平台的電腦視覺套件，全名為Open Source Computer Vision Library。

I want to get image from video and store it in '.jpeg' or '.png' format please help me how to do this with opencv

I can only get the number of frames CAP_PROP_FRAME_COUNT using OpenCV. However, I cannot find the parameter to get the duration of the video using OpenCV.

Properties of cv2.VideoCapture Object · 1) Width: This property is used to get the width of the frames in the video stream. · 2) Height: This ...