The solution to the problem that the H5 video tag can only play sound but not video

html5 video cannot be played, sound can be played but video cannot be played, and the screen is black;

The browser has limited support for playing videos, and videos in MP4 format only support h.264 videos;

Video Encoding: AVC1 - Built-in FFmpeg decoder (h264) can be played;

Video encoding: mp4v - Built-in FFmpeg decoder (mpeg4) cannot be played;

Method/step

1: Check the format of the video; open the video with PotPlayer, right-click -Properties, you can see the video encoding;

2: Use Format Factory to convert The format is h264;

3: After conversion, it can be opened with an html5 video web page and can be played;

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