export declare class LiteTTEmbed extends HTMLElement {
    shadowRoot: ShadowRoot;
    private domRefFrame;
    private domRefImg;
    private domRefPlayButton;
    private static isPreconnected;
    private isIframeLoaded;
    constructor();
    static get observedAttributes(): string[];
    connectedCallback(): void;
    get videoId(): string;
    set videoId(id: string);
    get autoLoad(): boolean;
    set __data(obj: any);
    get __data(): any;
    private setupDom;
    private setupComponent;
    attributeChangedCallback(name: string, oldVal: unknown, newVal: unknown): void;
    private addIframe;
    private initImagePlaceholder;
    private initIntersectionObserver;
    private static addPrefetch;
    private static warmConnections;
}
declare global {
    interface HTMLElementTagNameMap {
        'lite-tiktok': LiteTTEmbed;
    }
}