The MediaStream.addTrack() method adds a new track to the stream. The track is specified as a parameter of type MediaStreamTrack.
Note: If the specified track is already in the stream's track set, this method has no effect.
MediaStream: addTrack() method
Syntax
js
addTrack(track)
Parameters
-
track -
A
MediaStreamTrackto add to the stream.
Return value
None (undefined).
Examples
Specifications
| Specification |
|---|
| Media Capture and Streams # dom-mediastream-addtrack |
Browser compatibility
| Desktop | Mobile | |||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Chrome | Edge | Firefox | Internet Explorer | Opera | Safari | WebView Android | Chrome Android | Firefox for Android | Opera Android | Safari on IOS | Samsung Internet | |
addTrack |
26 | 12 | 44 | No | No | 11 | 37 | 26 | No | No | 11 | 1.5 |
See also
MediaStream, the interface it belongs to.
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https://developer.mozilla.org/en-US/docs/Web/API/MediaStream/addTrack