Only emit TrackStreamStateChanged events on changed stream state (#1199)

* Only emit TrackStreamStateChanged events on changed stream state * Create strong-ladybugs-notice.md
livekit · Oct 7, 2024 · c5b9888 · c5b9888
1 parent d1e797e
commit c5b9888
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Showing 2 changed files with 16 additions and 8 deletions.
diff --git a/.changeset/strong-ladybugs-notice.md b/.changeset/strong-ladybugs-notice.md
@@ -0,0 +1,5 @@
+---
+"livekit-client": patch
+---
+
+Only emit TrackStreamStateChanged events on changed stream state
diff --git a/src/room/Room.ts b/src/room/Room.ts
@@ -1493,14 +1493,17 @@ class Room extends (EventEmitter as new () => TypedEmitter<RoomEventCallbacks>)
       if (!pub || !pub.track) {
         return;
       }
-      pub.track.streamState = Track.streamStateFromProto(streamState.state);
-      participant.emit(ParticipantEvent.TrackStreamStateChanged, pub, pub.track.streamState);
-      this.emitWhenConnected(
-        RoomEvent.TrackStreamStateChanged,
-        pub,
-        pub.track.streamState,
-        participant,
-      );
+      const newStreamState = Track.streamStateFromProto(streamState.state);
+      if (newStreamState !== pub.track.streamState) {
+        pub.track.streamState = newStreamState;
+        participant.emit(ParticipantEvent.TrackStreamStateChanged, pub, pub.track.streamState);
+        this.emitWhenConnected(
+          RoomEvent.TrackStreamStateChanged,
+          pub,
+          pub.track.streamState,
+          participant,
+        );
+      }
     });
   };