public async Task Run()
{
if (!IsInitialized || IsStarted || IsDisposed)
{
return;
}
IsStarted = true;
var mmDevice = new MMDeviceEnumerator().GetDefaultAudioEndpoint(DataFlow.Render, Role.Multimedia);
var wavProvider = new BufferedWaveProvider(new WaveFormat(SoundSamplingRate, 16, 1));
var wavPlayer = new WasapiOut(mmDevice, AudioClientShareMode.Shared, false, 200);
wavPlayer.Init(new VolumeWaveProvider16(wavProvider));
wavPlayer.Play();
var objBuilder = QiObjectBuilder.Create();
objBuilder.AdvertiseMethod(
"processRemote::v(iimm)",
(sig, arg) =>
{
byte[] raw = arg[3].GetRaw();
wavProvider.AddSamples(raw, 0, raw.Length);
return(QiValue.Void);
});
var _soundSubscriberService = objBuilder.BuildObject();
uint _soundSubscriberId = _session.RegisterService(SoundSubscriberServiceName, _soundSubscriberService);
_audioDevice.Call("setClientPreferences",
new QiString(SoundSubscriberServiceName), new QiInt32(SoundSamplingRate), new QiInt32(3), new QiInt32(0)
);
_audioDevice.Call("subscribe", new QiString(SoundSubscriberServiceName));
await Task.Delay(-1, _cts.Token)
.ContinueWith(_ =>
{
_audioDevice.Call("unsubscribe", new QiString(SoundSubscriberServiceName));
_session.UnregisterService(_soundSubscriberId);
wavPlayer.Stop();
wavPlayer.Dispose();
});
}
public async Task <bool> TryInitializeAsync(IQiConnectionServiceProxy conn)
{
if (IsStarted || IsDisposed)
{
return(false);
}
if (IsInitialized)
{
return(true);
}
var session = conn.CurrentSession;
if (session?.IsConnected != true)
{
return(false);
}
return(await Task.Run(() =>
{
//仮想ロボットとかだとALAudioDeviceが無いことに注意
var audioDevice = session.GetService("ALAudioDevice");
if (audioDevice.Name != ALAudioDeviceServiceName)
{
return false;
}
_audioDevice = audioDevice;
_audioDevice.Call("setParameter",
new QiString("outputSampleRate"),
new QiInt32(OutputSampleRate)
);
IsInitialized = true;
return true;
}));
}