import type { MediaEngineContext, MediaSource } from '@openplayerjs/core';
import { BaseMediaEngine } from '@openplayerjs/core';
export type YouTubeEngineConfig = {
    /**
     * When `true`, the YouTube IFrame player is served from
     * `https://www.youtube-nocookie.com` instead of `https://www.youtube.com`,
     * which prevents YouTube from setting cookies on the viewer's browser until
     * they interact with the player.
     *
     * @default false
     */
    noCookie?: boolean;
};
export declare class YouTubeMediaEngine extends BaseMediaEngine {
    readonly name = "youtube";
    readonly version = "1.0.0";
    readonly capabilities: string[];
    readonly priority = 50;
    private readonly noCookie;
    private ytSurface;
    private ytAdapter;
    private ytCleanupControls;
    constructor(config?: YouTubeEngineConfig);
    canPlay(source: MediaSource): boolean;
    attach(ctx: MediaEngineContext): Promise<void>;
    detach(ctx?: MediaEngineContext): void;
    private isYouTubeUrl;
    private looksLikeYouTubeId;
    private extractVideoId;
}
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