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node_modules/matrix-js-sdk/lib/webrtc/stats/callFeedStatsReporter.js

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+/*
+Copyright 2023 The Matrix.org Foundation C.I.C.
+
+Licensed under the Apache License, Version 2.0 (the "License");
+you may not use this file except in compliance with the License.
+You may obtain a copy of the License at
+
+    http://www.apache.org/licenses/LICENSE-2.0
+
+Unless required by applicable law or agreed to in writing, software
+distributed under the License is distributed on an "AS IS" BASIS,
+WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+See the License for the specific language governing permissions and
+limitations under the License.
+*/
+
+export class CallFeedStatsReporter {
+  static buildCallFeedReport(callId, opponentMemberId, pc) {
+    const rtpTransceivers = pc.getTransceivers();
+    const transceiver = [];
+    const callFeeds = [];
+    rtpTransceivers.forEach(t => {
+      const sender = t.sender?.track ? CallFeedStatsReporter.buildTrackStats(t.sender.track, "sender") : null;
+      const receiver = CallFeedStatsReporter.buildTrackStats(t.receiver.track, "receiver");
+      transceiver.push({
+        mid: t.mid == null ? "null" : t.mid,
+        direction: t.direction,
+        currentDirection: t.currentDirection == null ? "null" : t.currentDirection,
+        sender,
+        receiver
+      });
+    });
+    return {
+      callId,
+      opponentMemberId,
+      transceiver,
+      callFeeds
+    };
+  }
+  static buildTrackStats(track, label = "--") {
+    const settingDeviceId = track.getSettings()?.deviceId;
+    const constrainDeviceId = track.getConstraints()?.deviceId;
+    return {
+      id: track.id,
+      kind: track.kind,
+      settingDeviceId: settingDeviceId ?? "unknown",
+      constrainDeviceId: constrainDeviceId ?? "unknown",
+      muted: track.muted,
+      enabled: track.enabled,
+      readyState: track.readyState,
+      label
+    };
+  }
+  static expandCallFeedReport(report, callFeeds, prefix = "unknown") {
+    callFeeds.forEach(feed => {
+      const audioTracks = feed.stream.getAudioTracks();
+      const videoTracks = feed.stream.getVideoTracks();
+      const audio = audioTracks.length > 0 ? CallFeedStatsReporter.buildTrackStats(feed.stream.getAudioTracks()[0], feed.purpose) : null;
+      const video = videoTracks.length > 0 ? CallFeedStatsReporter.buildTrackStats(feed.stream.getVideoTracks()[0], feed.purpose) : null;
+      const feedStats = {
+        stream: feed.stream.id,
+        type: feed.isLocal() ? "local" : "remote",
+        audio,
+        video,
+        purpose: feed.purpose,
+        prefix,
+        isVideoMuted: feed.isVideoMuted(),
+        isAudioMuted: feed.isAudioMuted()
+      };
+      report.callFeeds.push(feedStats);
+    });
+    return report;
+  }
+}
+//# sourceMappingURL=callFeedStatsReporter.js.map