import { Browser } from 'puppeteer';
import { ConvertHtmlToPdf } from '../shared';
export type PuppeteerCacheItem = {
    active: boolean;
    browser: Browser;
    proxy?: string;
};
export declare function convertHTMLToPNG(source: ConvertHtmlToPdf): Promise<void>;
export declare function scrapeHTMLTables(source: ConvertHtmlToPdf): Promise<void>;
export declare function scrapeHTMLMetaTags(source: ConvertHtmlToPdf): Promise<void>;
