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+/* -*- 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 = true;
+ // From https://www.w3.org/TR/webrtc-priority/
+ RTCPriorityType priority = "low";
+ unsigned long maxBitrate;
+ DOMString rid;
+ double scaleResolutionDownBy;
+ // From https://w3c.github.io/webrtc-extensions/#rtcrtpencodingparameters-dictionary
+ double maxFramerate;
+};
+
+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 {
+ // We do not support these, but every wpt test involving parameters insists
+ // that these be present, regardless of whether the test-case has anything to
+ // do with these in particular (see validateRtpParameters).
+ sequence<RTCRtpHeaderExtensionParameters> headerExtensions;
+ RTCRtcpParameters rtcp;
+ sequence<RTCRtpCodecParameters> codecs;
+};
+
+dictionary RTCRtpSendParameters : RTCRtpParameters {
+ DOMString transactionId;
+ required sequence<RTCRtpEncodingParameters> encodings;
+};