export interface YTPlayerInstance {
    playVideo(): void;
    pauseVideo(): void;
    seekTo(seconds: number, allowSeekAhead: boolean): void;
    mute(): void;
    unMute(): void;
    destroy(): void;
    getIframe(): HTMLIFrameElement;
    getPlayerState(): number;
}
export interface YTPlayerOptions {
    width?: string | number;
    height?: string | number;
    videoId?: string;
    playerVars?: Record<string, string | number>;
    events?: {
        onReady?: (event: {
            target: YTPlayerInstance;
        }) => void;
        onStateChange?: (event: {
            target: YTPlayerInstance;
            data: number;
        }) => void;
        onError?: (event: {
            target: YTPlayerInstance;
            data: number;
        }) => void;
    };
}
export interface YTNamespace {
    Player: new (host: HTMLElement | string, opts: YTPlayerOptions) => YTPlayerInstance;
    PlayerState: {
        ENDED: number;
        PLAYING: number;
        PAUSED: number;
        BUFFERING: number;
        CUED: number;
        UNSTARTED: number;
    };
}
declare global {
    interface Window {
        YT?: YTNamespace;
        onYouTubeIframeAPIReady?: () => void;
    }
}
export declare function whenYTReady(): Promise<YTNamespace>;
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