Disconnect existing source and destination nodes (#3121)

* Disconnect existing source and destination nodes

Author: gnageswa-amazon

CHANGELOG.md

@@ -19,6 +19,7 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0
 - Added new attributes signalingCloseCode, signalingCloseReason, and signalingCloseWasClean to signalingDropped events. These are not always guaranteed to be set.
 - Reset additional internal state on reconnect to fix issues with receiving content share in replica meetings when using the priority policy.
 - Avoid trying to send leave message on refresh, and just let browser close with expected 1001 Websocket status code.
+- Fixed voice focus webaudio media stream clean up logic.
 - Avoid Chrome ERROR log that starts with "A BUNDLE group contains a codec collision for payload_type=..." by ensuring all payload type have same parameters on SDP.
 
 ### Fixed

libs/voicefocus/voicefocus.js

@@ -332,14 +332,16 @@ class VoiceFocus {
             .then(() => new (this.nodeConstructor)(context, Object.assign(Object.assign({}, this.nodeOptions), { processorOptions })));
     }
     applyToStream(stream, context, options, useExistingNode = false) {
-        var _a;
+        var _a, _b, _c;
         return __awaiter(this, void 0, void 0, function* () {
             if (this.internal.isDestroyed) {
                 throw new Error("Unable to apply stream because VoiceFocus worker has been destroyed");
             }
+            (_a = this.internal.sourceNode) === null || _a === void 0 ? void 0 : _a.disconnect();
+            (_b = this.internal.destinationNode) === null || _b === void 0 ? void 0 : _b.disconnect();
             let voiceFocusNode;
             if (useExistingNode && this.internal.voiceFocusNode && this.internal.voiceFocusNode.isEnabled()) {
-                (_a = this.logger) === null || _a === void 0 ? void 0 : _a.info("Re-using existing voice focus node");
+                (_c = this.logger) === null || _c === void 0 ? void 0 : _c.info("Re-using existing voice focus node");
                 voiceFocusNode = this.internal.voiceFocusNode;
             }
             else {