【实例简介】利用微软TTS语音，字符串转语音播放，或者保存为语音文件。 语音库需自行下载，推荐Hui 发音人 微软TTS文字转语音发音人修复

微软TTS语音 Win7修复 发音人

【实例截图】

【核心代码】

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.Speech.Synthesis;

using SpeechLib;

namespace TextToVoice

{

public partial class Form1 : Form

{

//private ISpeechObjectTokens ist=null;

private SpVoice voice = new SpVoice();

//SpeechVoiceSpeakFlags svs = SpeechVoiceSpeakFlags.SVSFDefault;

SpeechVoiceSpeakFlags svs=SpeechVoiceSpeakFlags.SVSFlagsAsync;//异步朗读模式

string strVoiceName = string.Empty;

public Form1()

{

InitializeComponent();

}

private void button1_Click(object sender, EventArgs e)

{

try

{

if (this.comboBox1.SelectedIndex > -1)

{

SpeechSynthesizer synth = new SpeechSynthesizer();

string voiceName = comboBox1.Text.Substring(0, comboBox1.Text.IndexOf('-') - 1);

synth.SelectVoice(voiceName);

synth.SpeakAsync(textBox1.Text);

}

}

catch (System.Exception ex)

{

MessageBox.Show(ex.Message);

}

}

private void Form1_Load(object sender, EventArgs e)

{

tbRate.Minimum = -10;

tbRate.Maximum = 10;

tbRate.SmallChange = 1;

tbRate.Value = 0;

tbVolume.Minimum = 0;

tbVolume.Maximum = 100;

tbVolume.SmallChange = 1;

tbVolume.Value = 20;

ISpeechObjectTokens ist = voice.GetVoices(string.Empty, string.Empty);

foreach (SpObjectToken sjt in ist)

{

//string name = sjt.GetAttribute("name");

string vn = sjt.GetAttribute("name"); //sjt.GetDescription();

if (vn.IndexOf('-')>1)

{

this.comboBox1.Items.Add(vn);

//this.comboBox1.Items.Add(vn.Substring(0, vn.IndexOf('-') - 1));

}

else

{

this.comboBox1.Items.Add(vn.Trim());

}

}

if (this.comboBox1.Items.Count>0)

{

this.comboBox1.SelectedIndex = 0;

}

}

private void btnSpeak_Click(object sender, EventArgs e)

{

if (this.comboBox1.SelectedIndex >-1)

{

if (voice.GetVoices("name=" strVoiceName, string.Empty).Count==0)

{

MessageBox.Show("未找到相应的发音人！");

return;

}

voice.Voice = voice.GetVoices("name=" strVoiceName, string.Empty).Item(0);

voice.Volume = tbVolume.Value;

voice.Rate = tbRate.Value;

try

{

voice.Speak(textBox1.Text, svs);

}

catch (System.Exception ex)

{

MessageBox.Show("此发音人存在异常：" ex.Message);

}

}

}

private void btnSave_Click(object sender, EventArgs e)

{

try

{

SpeechVoiceSpeakFlags SpFlags = SpeechVoiceSpeakFlags.SVSFlagsAsync;

SpVoice Voice1 = new SpVoice();

//输出到语音文件

SaveFileDialog dialog = new SaveFileDialog();

dialog.Filter = "All files (*.*)|*.*|wav files (*.wav)|*.wav";

dialog.Title = "Save to a wave file";

dialog.FilterIndex = 2;

dialog.RestoreDirectory = true;

if (dialog.ShowDialog() == DialogResult.OK)

{

if (voice.GetVoices("name=" strVoiceName, string.Empty).Count == 0)

{

MessageBox.Show("未找到相应的发音人！");

return;

}

Voice1.Voice = Voice1.GetVoices("name=" strVoiceName, string.Empty).Item(0);

Voice1.Volume = tbVolume.Value;

Voice1.Rate = tbRate.Value;

SpeechStreamFileMode spFileMode = SpeechStreamFileMode.SSFMCreateForWrite;//写模式

SpFileStream spFileStream = new SpFileStream();//文件流

spFileStream.Open(dialog.FileName, spFileMode, false);

Voice1.AudioOutputStream = spFileStream;//voice设置输出对象为文件流

Voice1.Speak(textBox1.Text.Trim(), SpFlags);//speak到文件流中，这时音频不会有声音发出

Voice1.WaitUntilDone(5000);//直到输出完成或者超时

spFileStream.Close();

MessageBox.Show("导出语音成功！");

}

}

catch (System.Exception ex)

{

MessageBox.Show(ex.Message);

}

}

private void tbVolume_ValueChanged(object sender, EventArgs e)

{

voice.Volume = tbVolume.Value;

}

private void tbRate_ValueChanged(object sender, EventArgs e)

{

voice.Rate = tbRate.Value;

}

private void btnPause_Click(object sender, EventArgs e)

{

voice.Pause();

}

private void btnResume_Click(object sender, EventArgs e)

{

voice.Resume();

}

private void btnStop_Click(object sender, EventArgs e)

{

voice.Resume();

voice.Speak(string.Empty, SpeechLib.SpeechVoiceSpeakFlags.SVSFPurgeBeforeSpeak);

}

private void comboBox1_SelectedIndexChanged(object sender, EventArgs e)

{

if (comboBox1.SelectedIndex>-1)

{

strVoiceName = comboBox1.Text.Trim();

}

}

}

}