potential split between CLI and core library

Sources/AudioTeeCLI/AudioTee.swift

@@ -1,3 +1,4 @@
+import AudioTeeCore
 import CoreAudio
 import Foundation
 

Sources/AudioTeeCLI/main.swift

@@ -1,3 +1,4 @@
+import AudioTeeCore
 import AudioToolbox
 import Foundation
 

Sources/AudioTeeCore/Core/AudioRecorder.swift

@@ -10,7 +10,7 @@ public class AudioRecorder {
   private var outputHandler: AudioOutputHandler
   private var converter: AudioFormatConverter?
 
-  init(
+  public init(
     deviceID: AudioObjectID, outputHandler: AudioOutputHandler, convertToSampleRate: Double? = nil,
     chunkDuration: Double = 0.2
   ) {
@@ -51,7 +51,7 @@ public class AudioRecorder {
     }
   }
 
-  func startRecording() {
+  public func startRecording() {
     Logger.debug("Starting audio recording")
 
     // Log format info and send metadata for final format
@@ -112,7 +112,7 @@ public class AudioRecorder {
     return noErr
   }
 
-  func stopRecording() {
+  public func stopRecording() {
     processAudioBuffer()
     outputHandler.handleStreamStop()
     cleanupIOProc()

Sources/AudioTeeCore/Core/AudioTapManager.swift

@@ -3,10 +3,12 @@ import AudioToolbox
 import CoreAudio
 import Foundation
 
-class AudioTapManager {
+public class AudioTapManager {
   private var tapID: AudioObjectID?
   private var deviceID: AudioObjectID?
 
+  public init() {}
+  
   deinit {
     Logger.debug("Cleaning up audio tap manager")
 
@@ -22,7 +24,7 @@ class AudioTapManager {
   }
 
   /// Sets up the audio tap and aggregate device
-  func setupAudioTap(with config: TapConfiguration) throws {
+  public func setupAudioTap(with config: TapConfiguration) throws {
     Logger.debug("Setting up audio tap manager")
 
     tapID = try createSystemAudioTap(with: config)
@@ -38,7 +40,7 @@ class AudioTapManager {
   }
 
   /// Returns the aggregate device ID for recording
-  func getDeviceID() -> AudioObjectID? {
+  public func getDeviceID() -> AudioObjectID? {
     return deviceID
   }
 

Sources/AudioTeeCore/Output/BinaryOutputHandler.swift

@@ -1,6 +1,8 @@
 import Foundation
 
 public class BinaryAudioOutputHandler: AudioOutputHandler {
+  public init() {}
+  
   public func handleAudioPacket(_ packet: AudioPacket) {
     // TODO: should we use a DispatchQueue instead of writing directly?
     // Write raw binary audio data directly to stdout