private static void PlayThings(Context ctx, Node srcNode)
{
FrameworkDispatcher.Update();
using (var aud = new DynamicSoundEffectInstance(48000, AudioChannels.Mono))
{
SampleSize = aud.GetSampleSizeInBytes(new TimeSpan(0, 0, 0, 0, SampleTimeMs));
var sub = ctx.Socket(SocketType.SUB);
sub.Subscribe(new byte[0]);
sub.Connect(srcNode.Url);
mBar.SignalAndWait();
bool bufferNeeded = true;
aud.BufferNeeded += (_, __) => bufferNeeded = true;
while (isRunning)
{
if (bufferNeeded)
{
foreach (var n in mNodes.Where(n => n is GeneratorNode).Cast<GeneratorNode>())
{
n.SignalForData();
}
bufferNeeded = false;
}
var bytes = sub.Recv(SampleTimeMs / 2);
if (bytes != null)
{
aud.SubmitBuffer(bytes);
if (aud.State == SoundState.Stopped)
aud.Play();
}
FrameworkDispatcher.Update();
//running = false;
}
aud.Stop();
sub.Dispose();
}
}
private static void PlaybackSpeech()
{
// trace the operation
TraceHelper.AddMessage("About to playback speech");
// create a sound effect instance
DynamicSoundEffectInstance effect = new DynamicSoundEffectInstance(mic.SampleRate, AudioChannels.Mono);
// submit all the buffers to the instance
foreach (var buf in speechBufferList)
if (buf.Length > 0)
effect.SubmitBuffer(buf);
speechBufferList.Clear();
// create an event handler to stop playback when all the buffers have been consumed
effect.BufferNeeded += delegate
{
if (effect.PendingBufferCount == 0)
{
effect.Stop();
TraceHelper.AddMessage("Finished playing back speech");
}
};
// play the speech
FrameworkDispatcher.Update();
effect.Play();
}