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C# 文本转语音示例源码(System.Speech.Synthesis)

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System.Speech.Synthesis 将文字转换成语音朗读出来,且可以将语音生成到本地wav文件
from clipboardusing System;using System.Collections.Generic;using System.ComponentModel;using System.Data;using System.Drawing;using System.IO;using System.Linq;using System.Speech.Synthesis;using System.Text;using System.Threading;using System.Windows.Forms;namespace 文本转语音Demo{ public partial class Form1 : Form { private SpeechSynthesizer speech; /// <summary> /// 音量 /// </summary> private int value = 100; /// <summary> /// 语速 /// </summary> private int rate; public Form1() { InitializeComponent(); comboBox1.SelectedIndex = 5; } private void button1_Click(object sender, EventArgs e) { string text = textBox1.Text; if (text.Trim().Length == 0) { MessageBox.Show("不能阅读空内容!", "错误提示"); return; } if (button1.Text == "语音试听") { speech = new SpeechSynthesizer(); //获取本机上所安装的所有的Voice的名称 string voicestring = ""; foreach (InstalledVoice iv in speech.GetInstalledVoices()) { voicestring = iv.VoiceInfo.Name ","; } new Thread(Speak).Start(); button1.Text = "停止试听"; } else if (button1.Text == "停止试听") { speech.SpeakAsyncCancelAll();//停止阅读 button1.Text = "语音试听"; } } private void Speak() { speech.Rate = rate; speech.SelectVoice("Microsoft Huihui Desktop");//设置播音员(中文) //speech.SelectVoice("Microsoft Anna"); //英文 Microsoft Huihui Desktop,Microsoft Zira Desktop, speech.Volume = value; speech.SpeakAsync(textBox1.Text);//语音阅读方法 speech.SpeakCompleted = speech_SpeakCompleted;//绑定事件 } /// <summary> /// 语音阅读完成触发此事件 /// </summary> /// <param name="sender"></param> /// <param name="e"></param> void speech_SpeakCompleted(object sender, SpeakCompletedEventArgs e) { button1.Text = "语音试听"; } /// <summary> /// 拖动进度条事件 /// </summary> /// <param name="sender"></param> /// <param name="e"></param> private void trackBar1_Scroll(object sender, EventArgs e) { //因为trackBar1的值为(0-10)之间而音量值为(0-100)所以要乘10; value = trackBar1.Value * 10; //MessageBox.Show(value.ToString()); } private void button2_Click(object sender, EventArgs e) { string text = textBox1.Text; if (text.Trim().Length == 0) { MessageBox.Show("空内容无法生成!", "错误提示"); return; } this.SaveFile(text); } /// <summary> /// 生成语音文件的方法 /// </summary> /// <param name="text"></param> private void SaveFile(string text) { speech = new SpeechSynthesizer(); var dialog = new SaveFileDialog(); dialog.Filter = "*.wav|*.wav|*.mp3|*.mp3"; dialog.ShowDialog(); string path = dialog.FileName; if (path.Trim().Length == 0) { return; } speech.SetOutputToWaveFile(path); speech.Volume = value; speech.Rate = rate; speech.Speak(text); speech.SetOutputToNull(); MessageBox.Show("生成成功!在" path "路径中!", "提示"); } private void comboBox1_SelectedIndexChanged(object sender, EventArgs e) { rate = Int32.Parse(comboBox1.Text); } private void 打开文件ToolStripMenuItem_Click(object sender, EventArgs e) { this.ReadlocalFile(); } /// <summary> /// 读取本地文本文件的方法 /// </summary> private void ReadlocalFile() { var open = new OpenFileDialog(); open.ShowDialog(); //得到文件路径 string path = open.FileName; if (path.Trim().Length == 0) { return; } var os = new StreamReader(path, Encoding.UTF8); string str = os.ReadToEnd(); textBox1.Text = str; } private void 清空内容ToolStripMenuItem_Click(object sender, EventArgs e) { textBox1.Text = ""; } }}

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