import { Adapter, AdapterManifest, DocumentModel, FileSourceReader, RenderContext, RenderResult, TextLayer } from '../../core/types.js';
export declare const imageManifest: AdapterManifest;
export declare class ImageAdapter implements Adapter {
    readonly manifest: AdapterManifest;
    private objectUrl;
    private img;
    private naturalWidth;
    private naturalHeight;
    parse(source: FileSourceReader, signal: AbortSignal): Promise<DocumentModel>;
    renderPage(ctx: RenderContext): Promise<RenderResult>;
    getTextLayer(_pageIndex: number, _signal?: AbortSignal): Promise<TextLayer>;
    dispose(): void;
}