private static byte[] CreateNewMemoryStream(TTSData ttsData)
{
using (var memstream = new MemoryStream()) {
using (var synthesizer = new SpeechSynthesizer()) {
synthesizer.SetOutputToWaveStream(memstream);
synthesizer.Volume = ttsData.Volume;
synthesizer.Rate = ttsData.Rate;
synthesizer.Speak(ttsData.Text);
}
memstream.Seek(0, SeekOrigin.Begin);
return(memstream.ToArray());
}
}
public static void Speak(string tts, int volume, int rate)
{
var ttsData = new TTSData
{
Text = tts,
Volume = volume,
Rate = rate
};
var disposable = new Disposable
{
MemoryStream = GetMemoryStream(ttsData),
DirectSoundOut = (Common.Constants.DefaultAudioDevice == Guid.Empty) ? new DirectSoundOut(Latency) : new DirectSoundOut(Common.Constants.DefaultAudioDevice, Latency)
};
disposable.WaveFileReader = new WaveFileReader(disposable.MemoryStream);
disposable.WaveChannel = new WaveChannel32(disposable.WaveFileReader);
disposable.DirectSoundOut.Init(disposable.WaveChannel);
disposable.DirectSoundOut.PlaybackStopped += disposable.DisposeDirectSound;
disposable.DirectSoundOut.Play();
}
private static MemoryStream GetMemoryStream(TTSData ttsData)
{
var ttsBytes = Cached.GetOrAdd(ttsData, t => CreateNewMemoryStream(ttsData));
return(new MemoryStream(ttsBytes));
}