不管怎样，这些API已经是API了，没有必要去封装，并且可能更像被作为插件而不是框架的一部分去使用，如视频播放器。

Anyway those API are already APIs and doesn't really need to be encapsulated, and again, will be more likely to be use as plugins than part of the framework like a video player for instance.

youdao

视频播放助手程序可以通过浏览器激发来帮助放映一段视频。视频播放助手程序也通常称为内置插件。

A helper application is a program that can be launched by the browser to "help" playing a video. Helper applications are also called Plug-Ins.

youdao

该播放器具有体积小，支持的播放格式多、系统资源占用少、屏蔽屏保、支持播放列表编辑、支持各种视频格式及插件等功能优势。

This player have many good functions such as little size, shielding screen protector, supporting list for playing item, supporting many kinds of format of multimedia.

youdao