import type { Composition, JSONScene } from '@predy-js/specification';
import type { PlayerScene, PredyPlayerLoadOptions } from '../player/type';
import type { Renderer, TextureFactorySourceFrom, TextureOptions } from '@predy-js/render-interface';
import type { ImageSource, PredyPluginLoadedScene } from '../player/PluginSystem';
import { PluginSystem } from '../player/PluginSystem';
export declare enum PredyCompressedTextureLevel {
    none = 0,
    full = 1,
    half = 2
}
export declare class JSONLoader {
    url?: string;
    baseUrl: string;
    options: PredyPlayerLoadOptions;
    _timeout: number;
    _json: JSONScene;
    _loadedCompositions: Composition[];
    _usedImages: Record<number, boolean>;
    _loadedImages: Array<ImageSource>;
    _loadedTextures: TextureOptions[];
    _restoreData: Record<number, TextureFactorySourceFrom>;
    _pluginSystem: PluginSystem;
    _loadedBins: ArrayBuffer[];
    _loadedJSON: PredyPluginLoadedScene;
    _renderer?: Renderer;
    id: number;
    totalTime: number;
    env: string;
    private loadInfo;
    constructor(url: string | JSONScene, options?: PredyPlayerLoadOptions);
    loadJSONAsync(): Promise<never>;
    private processCompositions;
    loadBinsAsync(): Promise<void>;
    loadImagesAsync(): Promise<void>;
    precompileAsync(): Promise<void>;
    loadTexturesAsync(): Promise<any>;
    loadPluginResourceAsync(): Promise<Record<string, number>>;
    getLoadedScene(): PredyPluginLoadedScene;
    loadSceneAsync(): Promise<PlayerScene>;
}
export declare function loadVideoAsync(opt: {
    url: string | HTMLVideoElement['srcObject'];
    loop?: boolean;
}): Promise<HTMLVideoElement>;