84 lines
3.1 KiB
JavaScript
84 lines
3.1 KiB
JavaScript
"use strict";
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var _interopRequireDefault = require("@babel/runtime/helpers/interopRequireDefault");
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Object.defineProperty(exports, "__esModule", {
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value: true
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});
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exports.MediaTrackStatsHandler = void 0;
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var _defineProperty2 = _interopRequireDefault(require("@babel/runtime/helpers/defineProperty"));
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var _mediaTrackStats = require("./mediaTrackStats");
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/*
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Copyright 2023 The Matrix.org Foundation C.I.C.
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Licensed under the Apache License, Version 2.0 (the "License");
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you may not use this file except in compliance with the License.
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You may obtain a copy of the License at
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http://www.apache.org/licenses/LICENSE-2.0
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Unless required by applicable law or agreed to in writing, software
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distributed under the License is distributed on an "AS IS" BASIS,
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WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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See the License for the specific language governing permissions and
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limitations under the License.
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*/
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class MediaTrackStatsHandler {
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constructor(mediaSsrcHandler, mediaTrackHandler) {
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this.mediaSsrcHandler = mediaSsrcHandler;
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this.mediaTrackHandler = mediaTrackHandler;
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(0, _defineProperty2.default)(this, "track2stats", new Map());
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}
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/**
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* Find tracks by rtc stats
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* Argument report is any because the stats api is not consistent:
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* For example `trackIdentifier`, `mid` not existing in every implementations
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* https://www.w3.org/TR/webrtc-stats/#dom-rtcinboundrtpstreamstats
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* https://developer.mozilla.org/en-US/docs/Web/API/RTCInboundRtpStreamStats
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*/
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findTrack2Stats(report, type) {
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let trackID;
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if (report.trackIdentifier) {
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trackID = report.trackIdentifier;
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} else if (report.mid) {
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trackID = type === "remote" ? this.mediaTrackHandler.getRemoteTrackIdByMid(report.mid) : this.mediaTrackHandler.getLocalTrackIdByMid(report.mid);
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} else if (report.ssrc) {
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const mid = this.mediaSsrcHandler.findMidBySsrc(report.ssrc, type);
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if (!mid) {
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return undefined;
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}
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trackID = type === "remote" ? this.mediaTrackHandler.getRemoteTrackIdByMid(report.mid) : this.mediaTrackHandler.getLocalTrackIdByMid(report.mid);
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}
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if (!trackID) {
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return undefined;
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}
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let trackStats = this.track2stats.get(trackID);
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if (!trackStats) {
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const track = this.mediaTrackHandler.getTackById(trackID);
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if (track !== undefined) {
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const kind = track.kind === "audio" ? track.kind : "video";
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trackStats = new _mediaTrackStats.MediaTrackStats(trackID, type, kind);
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this.track2stats.set(trackID, trackStats);
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} else {
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return undefined;
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}
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}
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return trackStats;
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}
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findLocalVideoTrackStats(report) {
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const localVideoTracks = this.mediaTrackHandler.getLocalTracks("video");
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if (localVideoTracks.length === 0) {
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return undefined;
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}
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return this.findTrack2Stats(report, "local");
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}
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getTrack2stats() {
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return this.track2stats;
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}
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findTransceiverByTrackId(trackID) {
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return this.mediaTrackHandler.getTransceiverByTrackId(trackID);
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}
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}
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exports.MediaTrackStatsHandler = MediaTrackStatsHandler;
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//# sourceMappingURL=mediaTrackStatsHandler.js.map
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