请问这张图片是怎么设置的 - V2EX

请问这张图片是怎么设置的 - V2EX

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这是一个创建于 1885 天前的主题，其中的信息可能已经有所发展或是发生改变。

刚刚看 B 站时候发现，这里点开发现有了个图片背景了，以前没有

2 条回复 2020-08-20 19:47:44 +08:00

1

Laoguang

2020-08-20 17:11:36 +08:00

这不是视频封面吗？

2

ysc3839

2020-08-20 19:47:44 +08:00 via Android

你是想问在自己的网页中怎么设置吗？搜索了一下应该是 Media Session API 。
https://developer.mozilla.org/en-US/docs/Web/API/Media_Session_API

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