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导读 | 这篇文章主要为大家详细介绍了 C# 实现文字转语音功能,文中示例代码介绍的非常详细,具有一定的参考价值,感兴趣的小伙伴们可以参考一下 |
本文实例为大家分享了 C# 实现文字转语音的具体代码,供大家参考,具体内容如下
客户提出要求,将文字内容转为语音,因为内网环境,没办法采用联网,在线这种方式,灵机一动,能否写一个简单的例子呢,搜索相关资料还真行,话不多说,有图有真相
关键是,c# 有现成的一个引用
右键点击项目 > 添加引用 > .Net > 找到 System.Speech 点击确定
控制台程序代码:
using System; | |
using System.Collections.Generic; | |
using System.IO; | |
using System.Linq; | |
using System.Speech.Synthesis; | |
using System.Text; | |
using System.Threading.Tasks; | |
using System.Windows.Forms; | |
namespace TxtToVoice | |
{ | |
class Program | |
{[STAThread] // 默认线程模型是单线程单元 (STA) 模式 | |
static void Main(string[] args) | |
{//Application.EnableVisualStyles(); | |
//Application.SetCompatibleTextRenderingDefault(false); | |
//Application.Run(new Form1()); | |
//return; | |
OpenFileDialog open = new OpenFileDialog(); | |
open.Title = "请选择文本"; // 打开的文件选择对话框上的标题 | |
open.Filter = "文本文件 (*.txt)|*.txt| 所有文件 (*.*)|*.*";// 设置文件类型 | |
open.InitialDirectory = @"D:\project\";// 默认打开目录 | |
open.FilterIndex = 1;// 设置默认文件类型显示顺序 | |
open.RestoreDirectory = false;// 是否记忆上次打开的目录 | |
//open.Multiselect = true;// 是否允许多选 | |
string content=string.Empty; | |
if (open.ShowDialog() == DialogResult.OK)// 按下确定选择的按钮 | |
{string[] filename = open.FileNames;// 获取多个文件的路径及文件名并存入数组 | |
MessageBox.Show(filename[0]); | |
// MessageBox.Show(filename[1]); | |
// MessageBox.Show(open.FileName); // 获取路径及文件名 | |
// MessageBox.Show(open.SafeFileName);// 获取文件名 | |
content = ReadFile(filename[0]); | |
} | |
//----------------------------------- 读出文件内容 --------------------------------- | |
SpeechSynthesizer voice = new SpeechSynthesizer(); // 创建语音实例 | |
voice.Rate = -1; // 设置语速,[-10,10] | |
voice.Volume = 100; // 设置音量,[0,100] | |
//voice.SpeakAsync("Hellow Word"); // 播放指定的字符串, 这是异步朗读 | |
// 下面的代码为一些 SpeechSynthesizer 的属性,看实际情况是否需要使用 | |
voice.SpeakAsyncCancelAll(); // 取消朗读 | |
voice.Speak(content); // 同步朗读 | |
voice.Pause(); // 暂停朗读 | |
voice.Resume(); // 继续朗读 | |
voice.Dispose(); // 释放所有语音资源} | |
/// | |
/// 读取文件,返回相应字符串 | |
/// | |
/// 文件路径 | |
/// 返回文件内容 | |
private static string ReadFile(string fileName) | |
{StringBuilder str = new StringBuilder(); | |
using (FileStream fs = File.OpenRead(fileName)) | |
{ | |
long left = fs.Length; | |
int maxLength = 100;// 每次读取的最大长度 | |
int start = 0;// 起始位置 | |
int num = 0;// 已读取长度 | |
while (left > 0) | |
{byte[] buffer = new byte[maxLength];// 缓存读取结果 | |
char[] cbuffer = new char[maxLength]; | |
fs.Position = start;// 读取开始的位置 | |
num = 0; | |
if (left | |
窗体代码: | |
using 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.Threading.Tasks; | |
using System.Windows.Forms; | |
namespace TxtToVoiceForm | |
{ | |
public partial class Form2 : Form | |
{ | |
private SpeechSynthesizer speech; | |
/// | |
/// 音量 | |
/// | |
private int value = 100; | |
/// | |
/// 语速 | |
/// | |
private int rate; | |
public Form2() | |
{InitializeComponent(); | |
ReadlocalFile(); | |
comboBox1.SelectedIndex = 0; | |
} | |
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(); | |
//} | |
/// | |
/// 读取本地文本文件的方法 | |
/// | |
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 = "";} | |
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(); | |
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 Lili");// 设置播音员(中文)//speech.SelectVoice("Microsoft Anna"); // 英文 | |
speech.Volume = value; | |
speech.SpeakAsync(textBox1.Text);// 语音阅读方法 | |
speech.SpeakCompleted += speech_SpeakCompleted;// 绑定事件 | |
} | |
/// | |
/// 语音阅读完成触发此事件 | |
/// | |
/// | |
/// | |
void speech_SpeakCompleted(object sender, SpeakCompletedEventArgs e) | |
{button1.Text = "语音试听";} | |
/// | |
/// 拖动进度条事件 | |
/// | |
/// | |
/// | |
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; | |
} | |
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); | |
} | |
/// | |
/// 生成语音文件的方法 | |
/// | |
/// | |
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 label1_Click(object sender, EventArgs e) | |
{ } | |
private void label3_Click(object sender, EventArgs e) | |
{this.ReadlocalFile(); | |
} | |
} | |
} | |
意外得知 C | |
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