/**
 * 字节数组 byte array 相关的操作
 *
 * @filename package/packages/utils/src/typedArray/index.ts
 * @author  tujiawei <jiaweitu@marchthepolo.com>
 * @date 2024-05-08 17:30:14
 */
/**
 * 添加额外信息
 *
 * @param arrayBuffer -
 * @param metadata - prefix.length < (1 << 16)
 */
export declare const packArrayBuffer: (arrayBuffer: ArrayBuffer, metadata: string) => ArrayBufferLike;
/**
 * 解析额外信息
 */
export declare const unpackArrayBuffer: (arrayBuffer: ArrayBuffer) => {
    metadata: string;
    arrayBuffer: ArrayBufferLike;
};