C# 语音合成/文字朗读 源码(透明窗体)

【实例简介】
文字转语音科技版
语音合成透明窗体

【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.IO;
using System.Linq;
using System.Speech.Synthesis;
using System.Text;
using System.Threading;
using System.Windows.Forms;

namespace 语音合成
{
    public partial class Form1 : Form
    {
        /// <summary>
        /// 音量
        /// </summary>
        private int value = 100;
        /// <summary>
        /// 语速
        /// </summary>
        private int rate=4;
        public Form1()
        {

            InitializeComponent();
            textBox1.Focus();
            this.textBox1.SelectionStart = this.textBox1.TextLength;
            TransparencyKey = BackColor;
            TextBox.CheckForIllegalCrossThreadCalls = false;//关闭跨线程修改控件检查
            Button.CheckForIllegalCrossThreadCalls = false;
        }
        SpeechSynthesizer speech;
        private void button1_Click(object sender, EventArgs e)
        {
            textBox1.Focus();
            this.textBox1.SelectionStart = this.textBox1.TextLength;
            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.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";
            textBox1.Focus();
            this.textBox1.SelectionStart = this.textBox1.TextLength;
        }

        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");
            textBox1.Focus();
            this.textBox1.SelectionStart = this.textBox1.TextLength;

        }
    }
}