VADConfig
constructor(backend: VADBackend = VADBackend.SPEECH, sampleRate: Int = 16000, threshold: Float = 0.5f, minSpeechDuration: Float = 0.25f, minSilenceDuration: Float = 0.25f, windowSize: Int = 512, numThreads: Int = 1, modelPath: String? = null, rmsThreshold: Float = 0.05f, pitchProbThreshold: Float = 0.5f, minPitch: Float = 50.0f)