{"json_modified": "2016-05-19T16:52:06.869836", "uuid": "3ebd30ff-5ab3-45c5-9144-ec2c058b3fb3", "title": "RTCPeerConnection.ontrack", "url": "/en-US/docs/Web/API/RTCPeerConnection/ontrack", "tags": ["Event Handler", "Property", "WebRTC", "ontrack", "Reference", "RTCPeerConnection", "Experimental"], "translations": [], "modified": "2016-05-19T16:52:07", "label": "RTCPeerConnection.ontrack", "localization_tags": [], "locale": "en-US", "id": 185288, "last_edit": "2016-05-19T16:52:03", "summary": "The <code><strong>RTCPeerConnection.ontrack</strong></code> property is an <a href=\"/en-US/docs/Web/API/EventHandler\" title=\"A possible way to get notified of Events of a particular type (such as click) for a given object is to specify an&#xA0;event handler using:\"><code>EventHandler</code></a> which specifies a function to be called when the <code><a href=\"/en-US/docs/Web/Events/track\" title=\"/en-US/docs/Web/Events/track\">track</a></code> event occurs on an <a href=\"/en-US/docs/Web/API/RTCPeerConnection\" title=\"The RTCPeerConnection interface represents a WebRTC connection between the local computer and a remote peer. It provides methods to connect to a remote peer, maintain and monitor the connection, and close the connection once it's no longer needed.\"><code>RTCPeerConnection</code></a> interface. The function receives as input the event object, of type <a href=\"/en-US/docs/Web/API/RTCTrackEvent\" title=\"The documentation about this has not yet been written; please consider contributing!\"><code>RTCTrackEvent</code></a>; this event is sent when a new incoming <a href=\"/en-US/docs/Web/API/MediaStreamTrack\" title=\"The MediaStreamTrack interface represents&#xA0;a media source in the User Agent, like video or audio tracks.\"><code>MediaStreamTrack</code></a> has been created and associated with an <a href=\"/en-US/docs/Web/API/RTCRtpReceiver\" title=\"The documentation about this has not yet been written; please consider contributing!\"><code>RTCRtpReceiver</code></a> object which has been added to the set of receivers on connection.", "sections": [{"id": "Quick_Links", "title": null}, {"id": "Syntax", "title": "Syntax"}, {"id": "Value", "title": "Value"}, {"id": "Example", "title": "Example"}, {"id": "Specifications", "title": "Specifications"}, {"id": "Browser_compatibility", "title": "Browser compatibility"}, {"id": "See_also", "title": "See also"}], "slug": "Web/API/RTCPeerConnection/ontrack", "review_tags": ["technical"]}