export interface Subtitle {
    start: string;
    dur: string;
    text: string;
}
export interface Options {
    videoID: string;
    lang?: string;
    /**
     * Custom fetch implementation. Useful for routing requests through a
     * residential proxy (undici's ProxyAgent, node-fetch + https-proxy-agent, etc.)
     * when deploying to environments where YouTube blocks datacenter IPs
     * (Vercel, AWS Lambda, Cloudflare Workers). Defaults to global fetch.
     */
    fetch?: typeof fetch;
}
export interface VideoDetails {
    title: string;
    description: string;
    subtitles: Subtitle[];
}
export declare const getSubtitles: ({ videoID, lang, fetch: customFetch, }: Options) => Promise<Subtitle[]>;
export declare const getVideoDetails: ({ videoID, lang, fetch: customFetch, }: Options) => Promise<VideoDetails>;