c# speech 文本转语言

using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Windows;
using System.Windows.Controls;
using System.Windows.Data;
using System.Windows.Documents;
using System.Windows.Input;
using System.Windows.Media;
using System.Windows.Media.Imaging;
using System.Windows.Shapes;
using System.Speech;
using System.Speech.Synthesis;
using System.Threading;

namespace VoiceTest
{
    public partial class MainWind: Window
    {
        public MainWind()
        {
            InitializeComponent();

        }
        private SpeechSynthesizer synth = null;
        /// <summary>
        /// 返回一个SpeechSynthesizer对象
        /// </summary>
        /// <returns></returns>
        private SpeechSynthesizer GetSpeechSynthesizerInstance()
        {
            if (synth == null)
            {
                synth = new SpeechSynthesizer();
            }
            return synth;
        }
        /// <summary>
        ///  播放
        /// </summary>
        public void Play(string text)
        {
            Thread thread = new Thread(new ParameterizedThreadStart(SaveAudio));
            thread.Start(text);
        }
        /// <summary>
        /// 保存语音文件
        /// </summary>
        /// <param name="text"></param>
        public void SaveAudio(object text)
        {
           speak(text);
            string outputFolderPath = "D:\\voice";
            if(! System.IO.Directory.Exists(outputFolderPath)){
                System.IO.Directory.CreateDirectory(outputFolderPath);
            }
            synth = GetSpeechSynthesizerInstance();
            string spText = text.ToString();
            synth.Rate = -2;
            synth.Volume = 100;
            string filename = DateTime.Now.ToString("yyyyMMddHHmmss");
            string strVoiceFile =System.IO.Path.Combine(outputFolderPath, filename + ".wav");
            synth.SetOutputToWaveFile(strVoiceFile);
            synth.Speak(spText);
            synth.SetOutputToNull();
            //调用语音转文字
            //Thread threadVoice = new Thread(VoiceToText);
            //threadVoice.Start(str);
        }

public void speak(string speechSounds)
{
SpeechVoiceSpeakFlags SpFlags = SpeechVoiceSpeakFlags.SVSFlagsAsync;
SpVoice spVoice = new SpVoice();
spVoice.Rate = spVoice.Rate - 5;
if (spVoice.Volume < 100)
{
spVoice.Volume = spVoice.Volume + 10;
}

if (spVoice.Volume > 9)
{
spVoice.Volume = spVoice.Volume - 10;
}
spVoice.Speak(speechSounds, SpFlags);

}

        private void button1_Click(object sender, RoutedEventArgs e)
        {
//Play("hello swimming, today we will learn how to swimming")
              Play("你好！今天我们将学习如何提高游泳技巧！不用太费力气哦，haha!");
        }

    }
}

　　

参考：https://www.cnblogs.com/-maomao/p/6861447.html