import type { Format } from '../parser/misc.js';
export type URLTransformer = (url: URL) => URL;
export type FormatFilter = (format: Format) => boolean;
export interface FormatOptions {
    /**
     * Video quality; 360p, 720p, 1080p, etc... also accepts 'best' and 'bestefficiency'.
     */
    quality?: string;
    /**
     * Download type, can be: video, audio or video+audio
     */
    type?: 'video' | 'audio' | 'video+audio';
    /**
     * Language code, defaults to 'original'.
     */
    language?: string;
    /**
     * File format, use 'any' to download any format
     */
    format?: string;
    /**
     * InnerTube client, can be ANDROID, WEB, YTMUSIC, YTMUSIC_ANDROID, YTSTUDIO_ANDROID or TV_EMBEDDED
     */
    client?: 'WEB' | 'ANDROID' | 'YTMUSIC_ANDROID' | 'YTMUSIC' | 'YTSTUDIO_ANDROID' | 'TV_EMBEDDED';
}
export interface DownloadOptions extends FormatOptions {
    /**
     * Download range, indicates which bytes should be downloaded.
     */
    range?: {
        start: number;
        end: number;
    };
}