DaVoice Integration Guides

platform :ios, '13.0'

target 'YourApp' do
  use_frameworks!

  pod 'DaVoiceSDK', '~> 1.0'
end

pod install

<key>NSMicrophoneUsageDescription</key>
<string>We need access to your microphone for voice activation</string>
<key>UIBackgroundModes</key>
<array>
    <string>audio</string>
</array>

import UIKit
import DaVoiceSDK
import AVFoundation

class ViewController: UIViewController {
    private var wakeWordDetector: DaVoiceDetector?
    private var isListening = false

    override func viewDidLoad() {
        super.viewDidLoad()
        setupWakeWordDetection()
    }

    private func setupWakeWordDetection() {
        // Request microphone permission
        AVAudioSession.sharedInstance().requestRecordPermission { [weak self] allowed in
            guard allowed else {
                print("Microphone permission denied")
                return
            }

            DispatchQueue.main.async {
                self?.initializeDetector()
            }
        }
    }

    private func initializeDetector() {
        let config = DaVoiceConfig(
            modelPath: Bundle.main.path(forResource: "hey_siri", ofType: "onnx")!,
            threshold: 0.97,
            bufferCount: 3,
            enableNoiseReduction: true
        )

        do {
            wakeWordDetector = try DaVoiceDetector(config: config)
            wakeWordDetector?.delegate = self
        } catch {
            print("Failed to initialize detector: \(error)")
        }
    }

    @IBAction func toggleListening(_ sender: UIButton) {
        if isListening {
            stopListening()
        } else {
            startListening()
        }
    }

    private func startListening() {
        do {
            try wakeWordDetector?.start()
            isListening = true
            print("Started listening for wake word")
        } catch {
            print("Failed to start listening: \(error)")
        }
    }

    private func stopListening() {
        wakeWordDetector?.stop()
        isListening = false
        print("Stopped listening")
    }
}

// MARK: - DaVoiceDetectorDelegate
extension ViewController: DaVoiceDetectorDelegate {
    func detectorDidDetectWakeWord(_ detector: DaVoiceDetector,
                                   confidence: Float,
                                   timestamp: Date) {
        DispatchQueue.main.async {
            print("Wake word detected! Confidence: \(confidence)")
            // Handle wake word detection
            // e.g., present voice command screen
            self.presentVoiceCommandScreen()
        }
    }

    func detector(_ detector: DaVoiceDetector,
                 didFailWithError error: Error) {
        print("Detection error: \(error.localizedDescription)")
    }

    private func presentVoiceCommandScreen() {
        // Navigate to voice command interface
        let alert = UIAlertController(
            title: "Wake Word Detected",
            message: "Listening for your command...",
            preferredStyle: .alert
        )
        present(alert, animated: true)
    }
}

func configureAudioSession() {
    let audioSession = AVAudioSession.sharedInstance()
    do {
        try audioSession.setCategory(.playAndRecord,
                                    mode: .voiceChat,
                                    options: [.defaultToSpeaker, .allowBluetooth])
        try audioSession.setActive(true)
    } catch {
        print("Failed to configure audio session: \(error)")
    }
}