private static void Form_GenerateSpeech(object sender, GenerateSpeechEventArgs e)
{
_ = Task.Run(async() =>
{
try
{
if (e.FileName is not null)
{
var newStream = await client.GetAudioDataStreamAsync(e.Format, e.Text, e.Voice, e.RateChange, e.PitchChange)
.ConfigureAwait(true);
SaveStream(newStream, e.FileName);
}
else if (!e.DecodeRequired)
{
var newStream = await client.GetAudioDataStreamAsync(e.Format, e.Text, e.Voice, e.RateChange, e.PitchChange)
.ConfigureAwait(true);
PlayStream(newStream);
}
else
{
var newStream = await client.GetWaveAudioAsync(e.Format, e.Text, e.Voice, e.RateChange, e.PitchChange)
.ConfigureAwait(true);
PlayStream(newStream);
}
}
catch (Exception exp)
{
form.SetError(exp);
}
});
}
private static async Task PlayAudioAsync(string text, NAudioAudioDataDecoder audioDecoder, TextToSpeechClient ttsClient, Voice voice)
{
using var audioStream = await ttsClient
.GetAudioDataStreamAsync(text, voice.ShortName)
.ConfigureAwait(false);
using var waveStream = audioDecoder.MakeDecodingStream(audioStream);
var sr = waveStream.WaveFormat.SampleRate;
var bps = waveStream.WaveFormat.BitsPerSample;
System.Console.Write($"{bps} * {sr} = {bps * sr}");
//await Task.Yield();
await PlayAsync(waveStream).ConfigureAwait(false);
}