import { Page } from 'playwright';
export declare class VoiceService {
    private page;
    private openai;
    private isSpeaking;
    private currentAudio;
    private audioContext;
    constructor(page: Page);
    startRecording(): Promise<Buffer>;
    stopRecording(): Promise<void>;
    speak(text: string): Promise<void>;
    private fallbackSpeak;
    stopSpeaking(): Promise<void>;
    getAvailableVoices(): Promise<string[]>;
    setVoice(voice: "alloy" | "echo" | "fable" | "nova" | "onyx" | "shimmer"): Promise<void>;
}