Definition
WebRTC: Real-Time Communication in Browsers defines RTCRtpTransceiver
[Exposed=Window]
interface RTCRtpTransceiver {
readonly attribute DOMString? mid;
[SameObject] readonly attribute RTCRtpSender sender;
[SameObject] readonly attribute RTCRtpReceiver receiver;
attribute RTCRtpTransceiverDirection direction;
readonly attribute RTCRtpTransceiverDirection? currentDirection;
undefined stop();
undefined setCodecPreferences(sequence<RTCRtpCodec> codecs);
};