/// <reference types="node" />
import { IImgInfo } from 'picgo/dist/src/types';
export declare function formatPath(info: IImgInfo, format?: string): string;
export declare function extractInfo(info: IImgInfo): Promise<{
    body?: Buffer;
    contentType?: string;
    contentEncoding?: string;
}>;
export declare function execFileSyncfunc(command: string, args: string[]): string | boolean;
export declare function execFilefunc(command: string, args: string[]): Promise<unknown>;
export declare function checkRemoteExistSync(remoteName: string): boolean;
export declare function checkRemoteExist(remoteName: string, remoteBucketName: string): Promise<boolean>;
/**
 * 备份图片到本地
 * @param {ctx}                     ctx
 * @param {图片备份文件夹}           imagePath
 * @param {ctx.output数组成员对象}   imgObject
 */
export declare function backupInLocal(ctx: any, imagePath: any, imgObject: any): Promise<string>;
export declare function backupInLocalSync(ctx: any, imagePath: any, imgObject: any): string;