mp3文件转wav格式：（音频类型转化）

【实例截图】

【核心代码】

using System;
using System.Windows.Forms;
using NAudio.Wave;
namespace WindowsFormsApplication1
{


  
    public partial class Form1 : Form
    {
        public Form1()
        {
            InitializeComponent();
        }

        private void button1_Click(object sender, EventArgs e)
        {
            string mp3file;
            mp3file = System.IO.Path.Combine(AppDomain.CurrentDomain.BaseDirectory, "sssscccc.mp3"); //"d:\\sssscccc.mp3";
            string wavfile = mp3file.Replace(".mp3", ".wav");
            //string wavfile = mp3file.Replace(".wav", ".mp3");
            string wavpath = wavfile;
            //程序名
            int index = wavfile.LastIndexOf("\\");
            string wavname = wavfile.Substring(index   1, wavfile.Length - index - 1);
            index = mp3file.LastIndexOf("\\");
            string mp3name = mp3file.Substring(index   1, mp3file.Length - index - 1);




            //读取MP3.  mp3——>wav
            using (Mp3FileReader reader = new Mp3FileReader(mp3file))
            {
                //调用CreatePcmStream方法
                using (WaveStream pcmStream = WaveFormatConversionStream.CreatePcmStream(reader))
                {
                    //创建转换后的程序
                    WaveFileWriter.CreateWaveFile(wavfile, pcmStream);
                    ssss.Text = wavpath;
                }
            }




        }
    }
}