csharp:Google TTS API text to speech

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();
}
}
}