export interface IReceiveAudioCallback {
    (samples: Float32Array, sampleRate: number): void;
}
declare class Microphone {
    _recorder: ScriptProcessorNode | null;
    _onReceiveAudio: IReceiveAudioCallback;
    _sampleRate: number;
    _bufferSize: number;
    _isRecording: boolean;
    constructor(onReceiveAudio: IReceiveAudioCallback);
    _onRecorderProcess: (e: AudioProcessingEvent) => void;
    init(): Promise<void>;
    enable(): void;
    disable(): void;
    get bufferSize(): number;
    get sampleRate(): number;
    get isEnabled(): boolean;
}
export default Microphone;