import { FileBox } from 'wechaty-puppet';
import { Readable } from 'stronger-typed-streams';
import { FileBoxPb } from './file-box-pb.type';
declare function packFileBoxToPb<T extends FileBoxPb>(PbConstructor: {
    new (): T;
}): (fileBox: FileBox) => Promise<Readable<T>>;
declare function unpackFileBoxFromPb<T extends FileBoxPb>(pbStream: Readable<T>): Promise<FileBox>;
export { packFileBoxToPb, unpackFileBoxFromPb, };
//# sourceMappingURL=file-box-pb.d.ts.map