import type { DataURL } from "@excalidraw/excalidraw/types";
import type { ExcalidrawGifCache, ExcalidrawGifPlayback, ExcalidrawImageElement, FileId, NonDeletedExcalidrawElement } from "./types";
export type GifDecodeStatus = "pending" | "success" | "error" | "deferred";
export declare const configureGifWorkerUrl: (workerUrl: string | undefined) => void;
type GifImageCache = Map<FileId, {
    gifDecodeStatus?: GifDecodeStatus;
    gif?: ExcalidrawGifCache;
}>;
type ImageCacheEntry = NonNullable<ReturnType<GifImageCache["get"]>>;
export declare const decodeGifFrames: (dataURL: DataURL) => Promise<{
    frames: HTMLCanvasElement[];
    delays: number[];
    width: number;
    height: number;
}>;
export declare const getDataURLByteLength: (dataURL: DataURL) => number;
export declare const decodeGifFramesQueued: (dataURL: DataURL) => Promise<{
    frames: HTMLCanvasElement[];
    delays: number[];
    width: number;
    height: number;
}>;
export declare const createGifPlaybackMetadata: (opts?: {
    playing?: boolean;
}) => ExcalidrawGifPlayback;
export declare const getGifRenderFrame: (element: ExcalidrawImageElement, cacheEntry: ImageCacheEntry | null | undefined, runtimeFrameIndex?: number) => HTMLCanvasElement | undefined;
export declare const hasActiveGifDecode: (visibleElements: readonly NonDeletedExcalidrawElement[], imageCache: GifImageCache) => boolean;
export declare const hasPlayableGif: (visibleElements: readonly NonDeletedExcalidrawElement[], imageCache: GifImageCache) => boolean;
export {};