MediaStream.addTrack() | Web API

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句法
范例
规范
浏览器兼容性
另请参阅
相关话题

MediaStream.addTrack() method adds a new track to the stream. The track is specified as a parameter of type MediaStreamTrack .

If the specified track is already in the stream's track set, this method has no effect.

句法

stream.addTrack(track);

参数

track: MediaStreamTrack to add to the stream.

返回值

范例

规范

规范	状态	注释
媒体捕获和流 The definition of 'addTrack()' in that specification.	候选推荐	最初的规范。

浏览器兼容性

The compatibility table on this page is generated from structured data. If you'd like to contribute to the data, please check out https://github.com/mdn/browser-compat-data and send us a pull request. 更新 GitHub 上的兼容性数据

	桌面						移动
	Chrome	Edge	Firefox	Internet Explorer	Opera	Safari	Android webview	Chrome for Android	Firefox for Android	Opera for Android	Safari on iOS	Samsung Internet
`addTrack`	Chrome 26	Edge 12	Firefox 44	IE No	Opera No	Safari Yes	WebView Android 37	Chrome Android 26	Firefox Android No	Opera Android No	Safari iOS Yes	Samsung Internet Android 1.5

图例

完整支持
不支持

另请参阅

MediaStream , the interface it belongs to.

元数据

最后修改： 2020 年 1 月 22 日

Media Streams API
MediaStream
构造函数
1. MediaStream()
特性
1. active
2. ~~ended~~
3. id
4. onaddtrack
5. onremovetrack
方法
1. addTrack()
2. clone()
3. getAudioTracks()
4. getTrackById()
5. getTracks()
6. getVideoTracks()
事件
1. addtrack
2. removetrack
继承：
1. EventTarget
Related pages for Media Capture and Streams