MediaStream.addTrack()

Baseline Widely available

This feature is well established and works across many devices and browser versions. It’s been available across browsers since September 2017.

MediaStream.addTrack() 方法会给流添加一个新轨道。指定一个MediaStreamTrack对象作为参数。

备注: 如果指定的 track 已经存在于流的 track set 里的话,该方法不会产生作用。

语法

js
stream.addTrack(track);

Parameters

track

A MediaStreamTrack to add to the stream.

Example

Specifications

Specification
Media Capture and Streams
# dom-mediastream-addtrack

Browser compatibility

Report problems with this compatibility data on GitHub
desktopmobile
Chrome
Edge
Firefox
Opera
Safari
Chrome Android
Firefox for Android
Opera Android
Safari on iOS
Samsung Internet
WebView Android
WebView on iOS
addTrack

Legend

Tip: you can click/tap on a cell for more information.

Full support
Full support

See also