import { Request } from 'express';
import { ParamsDictionary } from 'express-serve-static-core';
import { StorageEngine } from 'multer';
import { ParsedQs } from 'qs';
export declare class StorageEngineOSS implements StorageEngine {
    private client;
    private getFilename;
    constructor(client: any, getFilename: any);
    _handleFile(req: Request<ParamsDictionary, any, any, ParsedQs, Record<string, any>>, file: Express.Multer.File, cb: (error?: any, info?: Partial<Express.Multer.File> & {
        url: string;
        key: string;
    }) => void): Promise<void>;
    _removeFile(req: Request<ParamsDictionary, any, any, ParsedQs, Record<string, any>>, file: Express.Multer.File, cb: (error: Error, result?: any) => void): void;
}