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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# 丰富的功能,还是自己动手,没有想象的那么难,希望能帮到有需要的小伙伴们!
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