re-format

Author: hiroshihorie

ios/AudioUtils.swift

@@ -1,19 +1,3 @@
-/*
- * Copyright 2025 LiveKit
- *
- * 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.
- */
-
 import AVFoundation
 
 public class AudioUtils {

ios/LiveKitReactNativeModule.swift

@@ -1,44 +1,29 @@
-/*
- * Copyright 2025 LiveKit
- *
- * 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.
- */
-
 import AVFAudio
 import AVFoundation
 import React
 import livekit_react_native_webrtc
 
-enum LKEvents {
+struct LKEvents {
   static let kEventVolumeProcessed = "LK_VOLUME_PROCESSED"
   static let kEventMultibandProcessed = "LK_MULTIBAND_PROCESSED"
   static let kEventAudioData = "LK_AUDIO_DATA"
 }
 
 @objc(LivekitReactNativeModule)
 public class LivekitReactNativeModule: RCTEventEmitter {
+
   // This cannot be initialized in init as self.bridge is given afterwards.
-  private var _audioRendererManager: AudioRendererManager?
+  private var _audioRendererManager: AudioRendererManager? = nil
   public var audioRendererManager: AudioRendererManager {
     if _audioRendererManager == nil {
-      _audioRendererManager = AudioRendererManager(bridge: bridge)
+      _audioRendererManager = AudioRendererManager(bridge: self.bridge)
     }
 
     return _audioRendererManager!
   }
 
   @objc
-  override public init() {
+  public override init() {
     super.init()
     let config = RTCAudioSessionConfiguration()
     config.category = AVAudioSession.Category.playAndRecord.rawValue
@@ -50,7 +35,7 @@ public class LivekitReactNativeModule: RCTEventEmitter {
 
   @objc
   override public static func requiresMainQueueSetup() -> Bool {
-    false
+    return false
   }
 
   @objc
@@ -133,7 +118,7 @@ public class LivekitReactNativeModule: RCTEventEmitter {
   }
 
   @objc(getAudioOutputsWithResolver:withRejecter:)
-  public func getAudioOutputs(resolve: RCTPromiseResolveBlock, reject _: RCTPromiseRejectBlock) {
+  public func getAudioOutputs(resolve: RCTPromiseResolveBlock, reject: RCTPromiseRejectBlock) {
     resolve(["default", "force_speaker"])
   }
 
@@ -170,15 +155,15 @@ public class LivekitReactNativeModule: RCTEventEmitter {
       session.unlockForConfiguration()
     }
 
-    if let appleAudioCategory {
+    if let appleAudioCategory = appleAudioCategory {
       config.category = AudioUtils.audioSessionCategoryFromString(appleAudioCategory).rawValue
     }
 
-    if let appleAudioCategoryOptions {
+    if let appleAudioCategoryOptions = appleAudioCategoryOptions {
       config.categoryOptions = AudioUtils.audioSessionCategoryOptionsFromStrings(appleAudioCategoryOptions)
     }
 
-    if let appleAudioMode {
+    if let appleAudioMode = appleAudioMode {
       config.mode = AudioUtils.audioSessionModeFromString(appleAudioMode).rawValue
     }
 
@@ -189,40 +174,41 @@ public class LivekitReactNativeModule: RCTEventEmitter {
       reject("setAppleAudioConfiguration", "Error setting category: \(error.localizedDescription)", error)
       return
     }
+
   }
 
   @objc(createAudioSinkListener:trackId:)
   public func createAudioSinkListener(_ pcId: NSNumber, trackId: String) -> String {
     let renderer = AudioSinkRenderer(eventEmitter: self)
-    let reactTag = audioRendererManager.registerRenderer(renderer)
+    let reactTag = self.audioRendererManager.registerRenderer(renderer)
     renderer.reactTag = reactTag
-    audioRendererManager.attach(renderer: renderer, pcId: pcId, trackId: trackId)
+    self.audioRendererManager.attach(renderer: renderer, pcId: pcId, trackId: trackId)
 
     return reactTag
   }
 
   @objc(deleteAudioSinkListener:pcId:trackId:)
   public func deleteAudioSinkListener(_ reactTag: String, pcId: NSNumber, trackId: String) -> Any? {
-    audioRendererManager.detach(rendererByTag: reactTag, pcId: pcId, trackId: trackId)
-    audioRendererManager.unregisterRenderer(forReactTag: reactTag)
+    self.audioRendererManager.detach(rendererByTag: reactTag, pcId: pcId, trackId: trackId)
+    self.audioRendererManager.unregisterRenderer(forReactTag: reactTag)
 
     return nil
   }
 
   @objc(createVolumeProcessor:trackId:)
   public func createVolumeProcessor(_ pcId: NSNumber, trackId: String) -> String {
     let renderer = VolumeAudioRenderer(intervalMs: 40.0, eventEmitter: self)
-    let reactTag = audioRendererManager.registerRenderer(renderer)
+    let reactTag = self.audioRendererManager.registerRenderer(renderer)
     renderer.reactTag = reactTag
-    audioRendererManager.attach(renderer: renderer, pcId: pcId, trackId: trackId)
+    self.audioRendererManager.attach(renderer: renderer, pcId: pcId, trackId: trackId)
 
     return reactTag
   }
 
   @objc(deleteVolumeProcessor:pcId:trackId:)
   public func deleteVolumeProcessor(_ reactTag: String, pcId: NSNumber, trackId: String) -> Any? {
-    audioRendererManager.detach(rendererByTag: reactTag, pcId: pcId, trackId: trackId)
-    audioRendererManager.unregisterRenderer(forReactTag: reactTag)
+    self.audioRendererManager.detach(rendererByTag: reactTag, pcId: pcId, trackId: trackId)
+    self.audioRendererManager.unregisterRenderer(forReactTag: reactTag)
 
     return nil
   }
@@ -241,17 +227,17 @@ public class LivekitReactNativeModule: RCTEventEmitter {
       intervalMs: intervalMs,
       eventEmitter: self
     )
-    let reactTag = audioRendererManager.registerRenderer(renderer)
+    let reactTag = self.audioRendererManager.registerRenderer(renderer)
     renderer.reactTag = reactTag
-    audioRendererManager.attach(renderer: renderer, pcId: pcId, trackId: trackId)
+    self.audioRendererManager.attach(renderer: renderer, pcId: pcId, trackId: trackId)
 
     return reactTag
   }
 
   @objc(deleteMultibandVolumeProcessor:pcId:trackId:)
   public func deleteMultibandVolumeProcessor(_ reactTag: String, pcId: NSNumber, trackId: String) -> Any? {
-    audioRendererManager.detach(rendererByTag: reactTag, pcId: pcId, trackId: trackId)
-    audioRendererManager.unregisterRenderer(forReactTag: reactTag)
+    self.audioRendererManager.detach(rendererByTag: reactTag, pcId: pcId, trackId: trackId)
+    self.audioRendererManager.unregisterRenderer(forReactTag: reactTag)
 
     return nil
   }
@@ -265,7 +251,7 @@ public class LivekitReactNativeModule: RCTEventEmitter {
   }
 
   override public func supportedEvents() -> [String]! {
-    [
+    return [
       LKEvents.kEventVolumeProcessed,
       LKEvents.kEventMultibandProcessed,
       LKEvents.kEventAudioData,

ios/Logging.swift

@@ -1,19 +1,3 @@
-/*
- * Copyright 2025 LiveKit
- *
- * 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.
- */
-
 public func lklog(_ object: Any, functionName: String = #function, fileName: String = #file, lineNumber: Int = #line) {
   let className = (fileName as NSString).lastPathComponent
   print("\(className).\(functionName):\(lineNumber) : \(object)\n")

ios/audio/AudioRendererManager.swift

@@ -1,19 +1,3 @@
-/*
- * Copyright 2025 LiveKit
- *
- * 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.
- */
-
 import livekit_react_native_webrtc
 
 @objc
@@ -28,23 +12,23 @@ public class AudioRendererManager: NSObject {
   @objc
   public func registerRenderer(_ audioRenderer: RTCAudioRenderer) -> String {
     let reactTag = NSUUID().uuidString
-    renderers[reactTag] = audioRenderer
+    self.renderers[reactTag] = audioRenderer
     return reactTag
   }
 
   @objc
   public func unregisterRenderer(forReactTag: String) {
-    renderers.removeValue(forKey: forReactTag)
+    self.renderers.removeValue(forKey: forReactTag)
   }
 
   @objc
   public func unregisterRenderer(_ audioRenderer: RTCAudioRenderer) {
-    renderers = renderers.filter { $0.value !== audioRenderer }
+    self.renderers = self.renderers.filter({ $0.value !== audioRenderer })
   }
 
   @objc
   public func attach(renderer: RTCAudioRenderer, pcId: NSNumber, trackId: String) {
-    let webrtcModule = bridge.module(for: WebRTCModule.self) as! WebRTCModule
+    let webrtcModule = self.bridge.module(for: WebRTCModule.self) as! WebRTCModule
     guard let track = webrtcModule.track(forId: trackId, pcId: pcId) as? RTCAudioTrack
     else {
       lklog("couldn't find audio track: pcId: \(pcId), trackId: \(trackId)")
@@ -60,7 +44,7 @@ public class AudioRendererManager: NSObject {
 
   @objc
   public func detach(rendererByTag reactTag: String, pcId: NSNumber, trackId: String) {
-    guard let renderer = renderers[reactTag]
+    guard let renderer = self.renderers[reactTag]
     else {
       lklog("couldn't find renderer: tag: \(reactTag)")
       return
@@ -71,7 +55,7 @@ public class AudioRendererManager: NSObject {
 
   @objc
   public func detach(renderer: RTCAudioRenderer, pcId: NSNumber, trackId: String) {
-    let webrtcModule = bridge.module(for: WebRTCModule.self) as! WebRTCModule
+    let webrtcModule = self.bridge.module(for: WebRTCModule.self) as! WebRTCModule
     guard let track = webrtcModule.track(forId: trackId, pcId: pcId) as? RTCAudioTrack
     else {
       lklog("couldn't find audio track: pcId: \(pcId), trackId: \(trackId)")

ios/audio/AudioSinkRenderer.swift

@@ -1,19 +1,3 @@
-/*
- * Copyright 2025 LiveKit
- *
- * 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.
- */
-
 import React
 import livekit_react_native_webrtc
 
@@ -22,7 +6,7 @@ public class AudioSinkRenderer: BaseAudioSinkRenderer {
   private let eventEmitter: RCTEventEmitter
 
   @objc
-  public var reactTag: String?
+  public var reactTag: String? = nil
 
   @objc
   public init(eventEmitter: RCTEventEmitter) {
@@ -56,13 +40,15 @@ public class AudioSinkRenderer: BaseAudioSinkRenderer {
 }
 
 public class BaseAudioSinkRenderer: NSObject, RTCAudioRenderer {
-  override public init() {
+
+  public override init() {
     super.init()
   }
 
   public func render(pcmBuffer: AVAudioPCMBuffer) {
     onData(pcmBuffer)
   }
 
-  public func onData(_: AVAudioPCMBuffer) {}
+  public func onData(_ pcmBuffer: AVAudioPCMBuffer) {
+  }
 }

ios/audio/FFTProcessor.swift

@@ -74,14 +74,14 @@ public class FFTResult {
 }
 
 class FFTProcessor {
-  enum WindowType {
+  public enum WindowType {
     case none
     case hanning
     case hamming
   }
 
-  let bufferSize: vDSP_Length
-  let windowType: WindowType
+  public let bufferSize: vDSP_Length
+  public let windowType: WindowType
 
   private let bufferHalfSize: vDSP_Length
   private let bufferLog2Size: vDSP_Length