Fix audio engine device format

LiveKitClient.podspec

@@ -16,7 +16,7 @@ Pod::Spec.new do |spec|
 
   spec.source_files = "Sources/**/*"
 
-  spec.dependency("LiveKitWebRTC", "= 125.6422.18")
+  spec.dependency("LiveKitWebRTC", "= 125.6422.19")
   spec.dependency("SwiftProtobuf")
   spec.dependency("Logging")
 

Package.swift

@@ -18,7 +18,7 @@ let package = Package(
     ],
     dependencies: [
         // LK-Prefixed Dynamic WebRTC XCFramework
-        .package(url: "https://github.com/livekit/webrtc-xcframework.git", exact: "125.6422.18"),
+        .package(url: "https://github.com/livekit/webrtc-xcframework.git", exact: "125.6422.19"),
         .package(url: "https://github.com/apple/swift-protobuf.git", from: "1.26.0"),
         .package(url: "https://github.com/apple/swift-log.git", from: "1.5.4"),
         // Only used for DocC generation

Package@swift-5.9.swift

@@ -20,7 +20,7 @@ let package = Package(
     ],
     dependencies: [
         // LK-Prefixed Dynamic WebRTC XCFramework
-        .package(url: "https://github.com/livekit/webrtc-xcframework.git", exact: "125.6422.18"),
+        .package(url: "https://github.com/livekit/webrtc-xcframework.git", exact: "125.6422.19"),
         .package(url: "https://github.com/apple/swift-protobuf.git", from: "1.26.0"),
         .package(url: "https://github.com/apple/swift-log.git", from: "1.5.4"),
         // Only used for DocC generation

Sources/LiveKit/Track/AudioManager.swift

@@ -101,10 +101,10 @@
         public var localTracksCount: Int = 0
         public var remoteTracksCount: Int = 0
         public var isSpeakerOutputPreferred: Bool = true
         public var customConfigureFunc: ConfigureAudioSessionFunc?
         public var sessionConfiguration: AudioSessionConfiguration?
 
         public var trackState: TrackState {
             switch (localTracksCount > 0, remoteTracksCount > 0) {
             case (true, false): return .localOnly
             case (false, true): return .remoteOnly
@@ -202,8 +202,18 @@
         set { RTC.audioDeviceModule.duckingLevel = newValue.rawValue }
     }
 
+    /// The main flag that determines whether to enable Voice-Processing I/O of the internal AVAudioEngine. Toggling this requires restarting the AudioEngine.
+    /// Setting this to `false` prevents any voice-processing-related initialization, and muted talker detection will not work.
+    /// Typically, it is recommended to keep this set to `true` and toggle ``isVoiceProcessingBypassed`` when possible.
+    /// Defaults to `true`.
+    public var isVoiceProcessingEnabled: Bool {
+        get { RTC.audioDeviceModule.isVoiceProcessingEnabled }
+        set { RTC.audioDeviceModule.isVoiceProcessingEnabled = newValue }
+    }
+
     /// Bypass Voice-Processing I/O of internal AVAudioEngine.
-    /// It is valid to toggle this at runtime.
+    /// It is valid to toggle this at runtime and AudioEngine doesn't require restart.
+    /// Defaults to `false`.
     public var isVoiceProcessingBypassed: Bool {
         get { RTC.audioDeviceModule.isVoiceProcessingBypassed }
         set { RTC.audioDeviceModule.isVoiceProcessingBypassed = newValue }