Speech Synthesis demo : Speech Synthesis « Windows Presentation Foundation « C# / CSharp Tutorial

1. C# / CSharp Tutorial
2. Windows Presentation Foundation
3. Speech Synthesis

<Window x:Class="SoundAndVideo.SpeechSynthesis"
    xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation"
    xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"
    Title="SpeechSynthesis" Height="300" Width="300">
    <StackPanel>
      <TextBox Name="txtWords" ScrollViewer.HorizontalScrollBarVisibility="Visible" TextWrapping="Wrap">Hello, world</TextBox>
      <Button Margin="5" Grid.Row="1" Click="cmdSpeak_Click">Speak</Button>
      <Button Margin="5" Grid.Row="2" Click="cmdPromptTest_Click">Prompt Test</Button>
    </StackPanel>
</Window>
//File:Window.xaml.cs

using System;
using System.Collections.Generic;
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.Synthesis;

namespace SoundAndVideo
{
    public partial class SpeechSynthesis : System.Windows.Window
    {
        public SpeechSynthesis()
        {
            InitializeComponent();
        }

        private void cmdSpeak_Click(object sender, RoutedEventArgs e)
        {
            SpeechSynthesizer synthesizer = new SpeechSynthesizer();
            synthesizer.Speak(txtWords.Text);
        }

        private void cmdPromptTest_Click(object sender, RoutedEventArgs e)
        {
            PromptBuilder prompt = new PromptBuilder();
            
            prompt.AppendText("A");            
            prompt.AppendBreak(TimeSpan.FromSeconds(2));
            prompt.AppendText("A ", PromptEmphasis.Reduced);
            PromptStyle style = new PromptStyle();
            style.Rate = PromptRate.ExtraSlow;
            style.Emphasis = PromptEmphasis.Strong;
            prompt.StartStyle(style);
            prompt.AppendText("B ");
            prompt.EndStyle();            
            prompt.AppendText("C?");          
            
            SpeechSynthesizer synthesizer = new SpeechSynthesizer();
            synthesizer.Speak(prompt);
            
        }
    }
}

24.161.Speech Synthesis
	24.161.1.	SpeechSynthesizer demo
	24.161.2.	Speech Synthesis demo