import { TextDecoderFn, TextEncoderFn } from './model';
export declare function browserEncode(input: string | number | bigint, textEncoder?: TextEncoderFn): string;
/** Encode to base64, source from ArrayBuffer or Uint8Array */
export declare function fromBuffer(buf: ArrayBuffer | Uint8Array): string;
export declare function browserDecode(base64: string, outputEncoding: string, textDecoder?: TextDecoderFn): string;
export declare function toBuffer(base64: string): Uint8Array;