MediaStream.addTrack()

The 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.

Syntax

stream.addTrack(track);

Parameters

track
A MediaStreamTrack to add to the stream.

Return value

undefined

Example

Ā 

Specifications

Specification Status Comment
Media Capture and Streams
The definition of 'addTrack()' in that specification.		 Candidate Recommendation Initial specification.

Browser compatibility

Update compatibility data on GitHub
DesktopMobile
ChromeEdgeFirefoxInternet ExplorerOperaSafariAndroid webviewChrome for AndroidFirefox for AndroidOpera for AndroidSafari on iOSSamsung Internet
addTrackChrome Full support 26Edge Full support 12Firefox Full support 44IE No support NoOpera No support NoSafari Full support YesWebView Android Full support 37Chrome Android Full support 26Firefox Android No support NoOpera Android No support NoSafari iOS Full support YesSamsung Internet Android Full support 1.5

Legend

Full support Ā 
Full support
No support Ā 
No support

See also