export declare class RecorderService {
    private readonly onDataAvailable;
    private mediaRecorder;
    private inputAudioStream;
    private createAudioStreamPromise;
    constructor(onDataAvailable: (data: Blob) => void);
    private createAudioStream;
    private onMediaRecorderError;
    private onMediaRecorderDataAvailable;
    start(): Promise<void>;
    stop(): void;
    getStream: () => MediaStream | null;
}
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