/// <reference types="node" />
import type { trackType } from '../types';
/**
 * Add metdata to the mp3
 * @param {Buffer} trackBuffer decrypted track buffer
 * @param {Object} track json containing track infos
 * @param {Number} albumCoverSize album cover size in pixel
 */
export declare const addTrackTags: (trackBuffer: Buffer, track: trackType, albumCoverSize?: number) => Promise<Buffer>;