csharp:Google TTS API text to speech

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using System; using System.Collections.Generic; using System.ComponentModel; using System.Data; using System.Drawing; using System.Linq; using System.Text; using System.Windows.Forms; using System.IO; using System.Net; using System.Threading; using NAudio.Wave;//http://naudio.codeplex.com/ using NAudio.CoreAudioApi; using System.Web; using System.Media; using SpeechLib;//NET2.0 引用 Speech sdk 5.1 在COM选项卡里面的Microsoft Speech  object  library引用 已经有11.0版本 using Microsoft.DirectX; using Microsoft.DirectX.DirectSound;     namespace Speech {     /// <summary>     /// Csharp: Google TTS API 文本语音读取     ///  涂聚文     /// </summary>     public partial class Form2 : Form     {         /// <summary>         ///         /// </summary>         /// <param name="FileName"></param>         public void PlaySound(string FileName)         {             //要加载COM组件:Microsoft speech object Library             if (!System.IO.File.Exists(FileName))             {                 return;             }               SpeechLib.SpVoiceClass pp = new SpeechLib.SpVoiceClass();             SpeechLib.SpFileStreamClass spFs = new SpeechLib.SpFileStreamClass();             spFs.Open(FileName, SpeechLib.SpeechStreamFileMode.SSFMOpenForRead, true);             SpeechLib.ISpeechBaseStream Istream = spFs as SpeechLib.ISpeechBaseStream;             pp.SpeakStream(Istream, SpeechLib.SpeechVoiceSpeakFlags.SVSFIsFilename);             spFs.Close();         }         /// <summary>         ///         /// </summary>         public Form2()         {             InitializeComponent();         }         /// <summary>         ///         /// </summary>         /// <param name="sender"></param>         /// <param name="e"></param>         private void Form2_Load(object sender, EventArgs e)         {             this.textBox1.Text = "中华人民共和国";             //ok             WebClient web = new WebClient();             web.Headers.Add(HttpRequestHeader.UserAgent, "Mozilla/4.0 (compatible; MSIE 9.0; Windows;)");               string encstr = string.Empty;               string filename = "tts.mp3"; //could also be tts.wav               string s = "中华人民共和国涂聚文投诉";               encstr = Uri.EscapeDataString(s);               Console.WriteLine(encstr);               web.DownloadFile("http://translate.google.com/translate_tts?ie=UTF-8&tl=zh-cn&q=" + encstr, ".\\" + filename);               //PlaySound(Application.StartupPath+"\\"+filename);             //SoundPlayer sp = new SoundPlayer();             //sp.SoundLocation = Application.StartupPath + "\\" + filename;             //sp.LoadAsync();             //sp.PlaySync();             //sp.PlayLooping();             //Device dv = new Device();             //SecondaryBuffer buf = new SecondaryBuffer(Application.StartupPath + "\\" + filename, dv);             //buf.Play(0, BufferPlayFlags.Looping);             this.axWindowsMediaPlayer1.URL = Application.StartupPath + "\\" + filename;         }         bool waiting = false;         AutoResetEvent stop = new AutoResetEvent(false);         /// <summary>         /// 英文可以，中文不行         /// </summary>         /// <param name="url"></param>         public void PlayMp3FromUrl(string url)         {             try             {                 url = HttpUtility.UrlDecode(url);                 using (Stream ms = new MemoryStream())                 {                     using (Stream stream = WebRequest.Create(url).GetResponse().GetResponseStream())//HttpUtility.UrlDecode(                     {                         //UTF8Encoding encoding = new UTF8Encoding();                         //byte[] buffer = encoding.GetBytes(url);                         //stream.Write(buffer, 0, buffer.Length);                         //stream.Close();                             byte[] buffer = new byte[32768];//32768                         int read;                         while ((read = stream.Read(buffer, 0, buffer.Length)) > 0)                         {                             ms.Write(buffer, 0, read);                         }                         //using (StreamWriter writer = new StreamWriter(stream, Encoding.UTF8))                         //{                         //    writer.Write(url);                         //}                       }                     //using (Stream stream = request.GetRequestStream())                     //using (StreamWriter writer = new StreamWriter(requestStream, Encoding.UTF8))                     //{                     //    writer.Write(url);                     //}                     ms.Position = 0;                     using (WaveStream blockAlignedStream =                         new BlockAlignReductionStream(                             WaveFormatConversionStream.CreatePcmStream(                                 new Mp3FileReader(ms))))                     {                         using (WaveOut waveOut = new WaveOut(WaveCallbackInfo.FunctionCallback()))                         {                             waveOut.Init(blockAlignedStream);                             waveOut.PlaybackStopped += (sender, e) =>                             {                                 waveOut.Stop();                             };                               waveOut.Play();                             waiting = true;                             stop.WaitOne(10000);                             waiting = false;                         }                     }                 }             }             catch (Exception ex)             {                 ex.Message.ToString();             }         }         /// <summary>         /// http://translate.google.com/translate_tts?tl=zh-cn&q=%E4%B8%AD%E5%8D%8E%E4%BA%BA%E6%B0%91%E5%85%B1%E5%92%8C%E5%9B%BD         /// http://translate.google.cn/translate_tts?ie=UTF-8&q=%E4%B8%AD%E5%9B%BD%E5%8D%8E%E4%BA%BA%E6%B0%91%E5%85%B1%E5%92%8C%E5%9B%BD&tl=zh-cn&prev=input         /// </summary>         /// <param name="sender"></param>         /// <param name="e"></param>         private void button1_Click(object sender, EventArgs e)         {                                         //var playThread = new Thread(() => PlayMp3FromUrl("http://translate.google.com/translate_tts?tl=en&q=" + HttpUtility.UrlEncode(this.textBox1.Text)));             string str = HttpUtility.UrlEncode(this.textBox1.Text);             var playThread = new Thread(() => PlayMp3FromUrl("http://translate.google.com/translate_tts?ie=UTF-8&tl=zh-cn&q=" + str));// HttpUtility.UrlEncode(             playThread.IsBackground = true;             playThread.Start();         }     } }