OverPicture 是一款Mac上Safari网页视频画中画播放插件，能够让网页中的HTML5视频使用画中画模式播放，很不错！
[OverPicture 在 Mac App Store上售价6元]
软件介绍
OverPicture is a macOS Safari App Extension that allows you to play any HTML5 video with the new Picture-In-Picture mode.
Press the play/pause button in any web video player in Safari and then in the toolbar PIP button and the video will start playing in Picture-In-Picture over your windows. And it will even embed custom buttons in some video players like YouTube.
软件截图
