The addtrack
event is fired when a new MediaStreamTrack
object has been added to a MediaStream
.
Bubbles | No |
---|---|
Cancelable | No |
Interface | MediaStreamTrackEvent |
Event handler property | onaddtrack |
Examples
Using addEventListener()
:
let stream = new MediaStream(); stream.addEventListener('addtrack', (event) => { console.log(`New ${event.track.kind} track added`); });
Using the onaddtrack
event handler property:
let stream = new MediaStream(); stream.onaddtrack = (event) => { console.log(`New ${event.track.kind} track added`); };
Specifications
Specification | Status |
---|---|
Media Capture and Streams The definition of 'addtrack' in that specification. |
Candidate Recommendation |
Browser compatibility
The compatibility table on this page is generated from structured data. If you'd like to contribute to the data, please check out https://github.com/mdn/browser-compat-data and send us a pull request.
Desktop | Mobile | |||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|
addtrack event | Chrome Full support Yes | Edge Full support 12 | Firefox Full support 50 | IE No support No | Opera No support No | Safari Full support Yes | WebView Android Full support Yes | Chrome Android Full support Yes | Firefox Android Full support 50 | Opera Android No support No | Safari iOS Full support Yes | Samsung Internet Android Full support Yes |
Legend
- Full support
- Full support
- No support
- No support
See also
- Related events:
removetrack
- This event on
AudioTrackList
targets:addtrack
- This event on
VideoTrackList
targets:addtrack
- Media Streams API
- WebRTC