W3cubDocs

/DOM

MediaStreamTrack.onunmute

MediaStreamTrack's onunmute event handler is called when the unmute event is received. Such an event is sent when the track is again able to send data.

When the onunmute event handler is called, the track's muted flag is false.

Syntax

track.onunmute = unmuteHandler;

Value

unmuteHandler is a function which is called when the MediaStreamTrack receives the unmute event. The event handler receives as input a single parameter: an Event whose kind is "unmute".

Example

This example creates an unmute event handler which changes the state of a visual indicator to display the Emoji character representing a "speaker" icon.

myTrack.onunmute = function(evt) {
  playStateIcon.innerHTML = "🔈";
};

Specifications

Specification Status Comment
Media Capture and Streams
The definition of 'MediaStreamTrack.onunmute' in that specification.
Candidate Recommendation Initial specification.

Browser compatibilityUpdate compatibility data on GitHub

Desktop
Chrome Edge Firefox Internet Explorer Opera Safari
Basic support Yes 12 59 No Yes ?
Mobile
Android webview Chrome for Android Edge Mobile Firefox for Android Opera for Android iOS Safari Samsung Internet
Basic support Yes Yes Yes 59 Yes ? Yes

See also

© 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/MediaStreamTrack/onunmute