MediaStreamTrackEvent

The MediaStreamTrackEvent interface represents events which indicate that a MediaStream has had tracks added to or removed from the stream through calls to Media Stream API methods. These events are sent to the stream when these changes occur.

  <div id="interfaceDiagram" style="display: inline-block; position: relative; width: 100%; padding-bottom: 11.666666666666666%; vertical-align: middle; overflow: hidden;"><svg style="display: inline-block; position: absolute; top: 0; left: 0;" viewbox="-50 0 600 70" preserveAspectRatio="xMinYMin meet"><a xlink:href="https://developer.mozilla.org/en-US/docs/Web/API/Event" target="_top"><rect x="1" y="1" width="75" height="50" fill="#fff" stroke="#D4DDE4" stroke-width="2px" /><text  x="38.5" y="30" font-size="12px" font-family="Consolas,Monaco,Andale Mono,monospace" fill="#4D4E53" text-anchor="middle" alignment-baseline="middle">Event</text></a><polyline points="76,25  86,20  86,30  76,25" stroke="#D4DDE4" fill="none"/><line x1="86" y1="25" x2="116" y2="25" stroke="#D4DDE4"/><a xlink:href="https://developer.mozilla.org/en-US/docs/Web/API/MediaStreamTrackEvent" target="_top"><rect x="116" y="1" width="210" height="50" fill="#F4F7F8" stroke="#D4DDE4" stroke-width="2px" /><text  x="221" y="30" font-size="12px" font-family="Consolas,Monaco,Andale Mono,monospace" fill="#4D4E53" text-anchor="middle" alignment-baseline="middle">MediaStreamTrackEvent</text></a></svg></div>

  a:hover text { fill: #0095DD; pointer-events: all;}

Properties

Also inherits properties from its parent Event.

track Read only: A MediaStreamTrack object representing the track which was added to the stream.

Constructor

MediaStreamTrackEvent(): Constructs a new MediaStreamTrackEvent with the specified configuration.

Methods

Also inherits methods from its parent Event.

Specifications

Specification	Status	Comment
Media Capture and Streams The definition of 'MediaStreamTrackEvent' in that specification.	Editor's Draft

Feature	Chrome	Firefox (Gecko)	Internet Explorer	Opera	Safari
Basic support	(Yes)	50 (50)	No support	(Yes)	?

Feature	Android	Android Webview	Firefox Mobile (Gecko)	IE Mobile	Opera Mobile	Safari Mobile	Chrome for Android
Basic support	?	(Yes)	50.0 (50)	No support	?	?	(Yes)