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

 

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 AndroidEdge MobileFirefox for AndroidOpera for AndroidiOS SafariSamsung Internet
Basic supportChrome Full support YesEdge Full support 12Firefox Full support 44IE ? Opera ? Safari ? WebView Android Full support YesChrome Android Full support YesEdge Mobile Full support YesFirefox Android No support NoOpera Android ? Safari iOS ? Samsung Internet Android Full support Yes

Legend

Full support  
Full support
No support  
No support
Compatibility unknown  
Compatibility unknown

See also

Document Tags and Contributors

Contributors to this page: fscholz, libbymc, Sheppy, rolfedh, jpmedley
Last updated by: fscholz,