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Fix stopping old track in setMediaStreamTrack #980

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9 changes: 5 additions & 4 deletions src/room/track/LocalTrack.ts
Original file line number Diff line number Diff line change
Expand Up @@ -112,10 +112,6 @@ export default abstract class LocalTrack extends Track {
this._mediaStreamTrack.removeEventListener('ended', this.handleEnded);
this._mediaStreamTrack.removeEventListener('mute', this.handleTrackMuteEvent);
this._mediaStreamTrack.removeEventListener('unmute', this.handleTrackUnmuteEvent);

if (!this.providedByUser && this._mediaStreamTrack !== newTrack) {
this._mediaStreamTrack.stop();
}
}

this.mediaStream = new MediaStream([newTrack]);
Expand Down Expand Up @@ -148,6 +144,11 @@ export default abstract class LocalTrack extends Track {
if (this.sender) {
await this.sender.replaceTrack(processedTrack ?? newTrack);
}
// if `newTrack` is different from the existing track, stop the
// older track just before replacing it
if (!this.providedByUser && this._mediaStreamTrack !== newTrack) {
this._mediaStreamTrack.stop();
}
this._mediaStreamTrack = newTrack;
if (newTrack) {
// sync muted state with the enabled state of the newly provided track
Expand Down
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