gecko-dev/dom/webidl/RTCRtpSender.webidl

/* -*- Mode: IDL; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
/* This Source Code Form is subject to the terms of the Mozilla Public
 * License, v. 2.0. If a copy of the MPL was not distributed with this file,
 * You can obtain one at http://mozilla.org/MPL/2.0/.
 *
 * The origin of this IDL file is
 * http://w3c.github.io/webrtc-pc/#rtcrtpsender-interface
 */

enum RTCPriorityType {
  "very-low",
  "low",
  "medium",
  "high"
};

enum RTCDegradationPreference {
  "maintain-framerate",
  "maintain-resolution",
  "balanced"
};

dictionary RTCRtxParameters {
  unsigned long ssrc;
};

dictionary RTCFecParameters {
  unsigned long ssrc;
};

dictionary RTCRtpEncodingParameters {
  unsigned long            ssrc;
  RTCRtxParameters         rtx;
  RTCFecParameters         fec;
  boolean                  active;
  RTCPriorityType          priority;
  unsigned long            maxBitrate;
  RTCDegradationPreference degradationPreference = "balanced";
  DOMString                rid;
  float                    scaleResolutionDownBy = 1.0;
};

dictionary RTCRtpHeaderExtensionParameters {
  DOMString      uri;
  unsigned short id;
  boolean        encrypted;
};

dictionary RTCRtcpParameters {
  DOMString cname;
  boolean   reducedSize;
};

dictionary RTCRtpCodecParameters {
  unsigned short payloadType;
  DOMString      mimeType;
  unsigned long  clockRate;
  unsigned short channels = 1;
  DOMString      sdpFmtpLine;
};

dictionary RTCRtpParameters {
  sequence<RTCRtpEncodingParameters>        encodings;
  sequence<RTCRtpHeaderExtensionParameters> headerExtensions;
  RTCRtcpParameters                         rtcp;
  sequence<RTCRtpCodecParameters>           codecs;
};

[Pref="media.peerconnection.enabled",
 JSImplementation="@mozilla.org/dom/rtpsender;1"]
interface RTCRtpSender {
  readonly attribute MediaStreamTrack track;
  void setParameters (optional RTCRtpParameters parameters);
  RTCRtpParameters getParameters();
  Promise<void> replaceTrack(MediaStreamTrack track);
};