export declare const FILE_EXTENSIONS_MAP: {
    'rar': string;
    'zip': string;
    'cab': string;
    'iso': string;
    'jar': string;
    '7z': string;
    'tar': string;
    'gz': string;
    'bz2': string;
    'z': string;
    'jpg': string;
    'bmp': string;
    'eps': string;
    'gif': string;
    'mif': string;
    'miff': string;
    'png': string;
    'tif': string;
    'tiff': string;
    'svg': string;
    'wmf': string;
    'jpe': string;
    'jpeg': string;
    'dib': string;
    'ico': string;
    'tga': string;
    'cut': string;
    'pic': string;
    'wma': string;
    'ra': string;
    'ogg': string;
    'mpc': string;
    'm4a': string;
    'aac': string;
    'mpa': string;
    'mp2': string;
    'm1a': string;
    'm2a': string;
    'mp3': string;
    'mid': string;
    'midi': string;
    'rmi': string;
    'mka': string;
    'ac3': string;
    'dts': string;
    'cda': string;
    'au': string;
    'snd': string;
    'aif': string;
    'aifc': string;
    'aiff': string;
    'mp4': string;
    'avi': string;
    'wav': string;
    'wmv': string;
    'rmvb': string;
    'rm': string;
    'flv': string;
    'mkv': string;
    'mpg': string;
    'mpeg': string;
    'mov': string;
    '3gp': string;
    'doc': string;
    'docx': string;
    'xls': string;
    'xlsx': string;
    'ppt': string;
    'pptx': string;
};
export declare const FILE_MIME_TYPES_MAP: {
    'application/x-bzip': string;
    'application/x-bzip2': string;
    'application/msword': string;
    'application/vnd.openxmlformats-officedocument.wordprocessingml.document': string;
    'application/vnd.ms-fontobject': string;
    'application/epub+zip': string;
    'application/gzip': string;
    'application/java-archive': string;
    'application/json': string;
    'application/pdf': string;
    'application/php': string;
    'application/vnd.ms-powerpoint': string;
    'application/vnd.openxmlformats-officedocument.presentationml.presentation': string;
    'application/x-rar-compressed': string;
    'application/x-sh': string;
    'application/x-tar': string;
    'application/xhtml+xml': string;
    'application/vnd.ms-excel': string;
    'application/vnd.openxmlformats-officedocument.spreadsheetml.sheet': string;
    'application/xml': string;
    'application/vnd.mozilla.xul+xml': string;
    'application/zip': string;
    'application/x-7z-compressed': string;
    'text/css': string;
    'text/csv': string;
    'text/html': string;
    'text/calendar': string;
    'text/javascript': string;
    'text/xml': string;
    'font/otf': string;
    'font/ttf': string;
    'font/woff': string;
    'font/woff2': string;
    'image/bmp': string;
    'image/gif': string;
    'image/vnd.microsoft.icon': string;
    'image/jpeg': string;
    'image/png': string;
    'image/svg+xml': string;
    'image/tiff': string;
    'image/webp': string;
    'video/x-msvideo': string;
    'video/mpeg': string;
    'video/ogg': string;
    'video/mp2t': string;
    'video/webm': string;
    'video/3gpp': string;
    'video/3gpp2': string;
    'audio/aac': string;
    'audio/midi audio/x-midi': string;
    'audio/mpeg': string;
    'audio/ogg': string;
    'audio/opus': string;
    'audio/wav': string;
    'audio/webm': string;
    'audio/3gpp': string;
    'audio/3gpp2': string;
};
export declare const NT_FILE_CATEGORIES: {
    [key: string]: string;
};
export declare function findCategoryByFile(file: File): string;
export declare function findCategoryByExtensions(extension: string): any;
export declare function findCategoryByMimeType(type: string): any;
