Shulou(Shulou.com)06/02 Report--

FFmpeg command line how to operate camera data, I believe that many inexperienced people do not know what to do, so this article summarizes the causes of the problem and solutions, through this article I hope you can solve this problem.

Hello, welcome back. Let's talk about how to use the FFmpeg command line to manipulate camera data, which is mainly divided into two parts: one is to play camera data through FFplay, which means live streaming, and the other is to record camera video data through the FFmpeg command line. No more gossip, let's take a look at it:

Use FFplay to play camera data

Command line:

Ffplay-f dshow-video_size 1280x720-I video= "Integrated Webcam" parameter explanation:-f: specify the device or format to be used, here is the dshow under windows

-video_size: specifies the resolution size of the video, in this case, 720p

Video= "camera name": specifies the video camera input source

Note:

Camera name, how to get it. View it in device Manager under windows. See below.

Demo video:

Actual combat and effect:

Use FFmpeg to record camera data

Command line:

Ffmpeg-f vfwcap-I 0-r 25-vcodec libx264 out_vfwcap.mp4 parameter explanation:-f: specify the device or format

-I: specify the camera index id. The author has only one camera on this machine. Write 0.

-r: specify the video frame rate

-vcodec: specifies the encoding format

Actual combat:

Effect:

As Tencent limits only 3 videos to be uploaded in an article, the video recorded by the camera will be pushed in the next issue. Friends, remember to check it out!

III. Declaration

The above playback and recording are implemented on the windows platform, FFmpeg can not only support the windows platform, if possible, you can try more!

Well, this is the end of the commentary on the FFmpeg command line in this issue!

After reading the above, have you mastered how the FFmpeg command line manipulates the camera data? If you want to learn more skills or want to know more about it, you are welcome to follow the industry information channel, thank you for reading!

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