import { NextFunction, Request, Response } from 'express';
import { ThumbnailSourceType } from '../../model/fileaccess/PhotoWorker';
export declare class ThumbnailGeneratorMWs {
    private static ThumbnailMapEntries;
    static addThumbnailInformation(req: Request, res: Response, next: NextFunction): Promise<void>;
    static addThumbnailInfoForPersons(req: Request, res: Response, next: NextFunction): void;
    static generatePersonThumbnail(req: Request, res: Response, next: NextFunction): Promise<void>;
    static generateThumbnailFactory(sourceType: ThumbnailSourceType): (req: Request, res: Response, next: NextFunction) => Promise<void>;
    static generateIconFactory(sourceType: ThumbnailSourceType): (req: Request, res: Response, next: NextFunction) => Promise<void>;
    private static addThInfoTODir;
    private static addThInfoToPhotos;
    private static addThInfoToAPhoto;
}