import * as fileUpload from 'express-fileupload';
export declare class FileManager {
    static getNewFileLocation(extension: string): string;
    static saveFile(file: fileUpload.UploadedFile): string;
    static isFileUrlUploaded(fileUrl: string): boolean;
    static isFileUrlInGallery(fileUrl: string): boolean;
    static uploadedFileExists(fileUrl: string): boolean;
    static getLocalPathFromFileUrl(url: string): string;
    static getFileUrlFromLocalPath(path: string): string;
    static getFileDirectory(path: string): string;
    /**
     * Get a locally stored video duration in ms
     * @param path
     * @returns
     */
    static getVideoDuration(path: string): Promise<number>;
    static getFileExtension(pathOrUrl: string): string;
}