W3cubDocs

/DOM

MediaStream.getTracks

This is an experimental technology
Check the Browser compatibility table carefully before using this in production.

The getTracks() method of the MediaStream interface returns a sequence that represents all the MediaStreamTrack objects in this stream's track set, regardless of MediaStreamTrack.kind.

Syntax

var mediaStreamTracks = mediaStream.getTracks()

Parameters

None.

Return value

An array of MediaStreamTrack objects.

Example

navigator.mediaDevices.getUserMedia({audio: false, video: true})
.then(mediaStream => {
  document.querySelector('video').srcObject = mediaStream;
  // Stop the stream after 5 seconds
  setTimeout(() => {
    const tracks = mediaStream.getTracks()
    tracks[0].stop()
  }, 5000)
})

Specifications

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

Browser CompatibilityUpdate compatibility data on GitHub

Desktop
Chrome Edge Firefox Internet Explorer Opera Safari
Basic support Yes 12 ? ? Yes ?
Mobile
Android webview Chrome for Android Edge Mobile Firefox for Android Opera for Android iOS Safari Samsung Internet
Basic support Yes Yes Yes ? ? ? Yes

© 2005–2018 Mozilla Developer Network and individual contributors.
Licensed under the Creative Commons Attribution-ShareAlike License v2.5 or later.
https://developer.mozilla.org/en-US/docs/Web/API/MediaStream/getTracks