public SineWaveGenerator(MAudioFormat format, int freq, double magnitude)
{
NumberOfChannels = format.NumberOfChannels;
SampleRate = format.SampleRate;
Frequency = freq;
Magnitude = magnitude;
Phase = 0;
}
public async Task InitializeAsync(MAudioFormat format)
{
client.ActivateAsync(M.MAudioDeviceType.Capture);
await initialized.Task;
this.format = client.IsFormatSupported(M.MAudioClientShareMode.Shared, format.MWASAPIFormat);
await Task.Run(() => ClientInitialize());
}
public MainPage()
{
this.InitializeComponent();
this.NavigationCacheMode = NavigationCacheMode.Required;
dispatcher = CoreWindow.GetForCurrentThread().Dispatcher;
socket = new TaskCompletionSource <StreamSocket>(null);
capturer = new MAudioCapturer();
capturer.InitializeAsync().ContinueWith((preTask) =>
{
format = capturer.Format;
});
}
public async Task ActivateAsync()
{
renderer = new MAudioRenderer(new MAudioRendererProperties(false, true, false));
await renderer.InitializeAsync().ContinueWith((preTask) =>
{
MAudioFormat format = renderer.Format;
int ratio = format.SampleRate / COMMON_FREQ;
dataOutput = new BranchingConverter(
new FirstOrderFiller(
new Duplicator(
new FloatStreamConverter(renderer.Stream)), ratio));
mixer = new Mixer(dataOutput, new TimeSpan(100000), COMMON_FREQ / 100);
});
}
public void ActivationPostTask()
{
MAudioFormat format = capturer.Format;
int ratio = format.NumberOfChannels * format.SampleRate / COMMON_FREQ;
switch (format.EncodingType)
{
case MAudioEncodingType.PCM16bits:
capturer.Stream.OutputStream =
new ConverterStream(new ShortSimplifier(client, ratio, 1));
break;
case MAudioEncodingType.Float:
capturer.Stream.OutputStream =
new ConverterStream(new FloatSimplifier(new FloatToPCMConverter(client), ratio, 1));
break;
}
capturer.Start();
}
public MainPage()
{
this.InitializeComponent();
dispatcher = CoreWindow.GetForCurrentThread().Dispatcher;
socket = new TaskCompletionSource <StreamSocket>(null);
server = new HWirelessServer();
server.ConnectionReceived += server_ConnectionReceived;
server.ListenAsync(PORT).ContinueWith(async(preTask) =>
{
if (preTask.Result != null)
{
await dispatcher.RunAsync(CoreDispatcherPriority.Normal, () =>
{
tIP.Text += preTask.Result.CanonicalName;
});
}
});
renderer = new MAudioRenderer(new MAudioRendererProperties(false, true, false));
var soundTask = renderer.InitializeAsync();
Task.WhenAll(new Task[] { soundTask, socket.Task }).
ContinueWith((preTask) =>
{
format = renderer.Format;
DuplicateInputStream dupStream = new DuplicateInputStream(
socket.Task.Result.InputStream.AsStreamForRead(), format.FrameSize / 2);
RateStream rateStream = new RateStream(dupStream);
//RateStream rateStream = new RateStream(socket.Task.Result.InputStream.AsStreamForRead());
rateStream.ReadRateCalculated += rateStream_ReadRateCalculated;
renderer.Stream.InputStream = rateStream;
renderer.Start();
});
}
private void Page_Loaded(object sender, RoutedEventArgs e)
{
capturer = new MAudioCapturer();
var ignore = capturer.InitializeAsync().
ContinueWith((preTask) =>
{
MAudioFormat format = capturer.Format;
int ratio = format.NumberOfChannels * format.SampleRate / 16000;
switch (format.EncodingType)
{
case MAudioEncodingType.PCM16bits:
capturer.Stream.OutputStream =
new ConverterStream(new ShortSimplifier(client, ratio, 1));
break;
case MAudioEncodingType.Float:
capturer.Stream.OutputStream =
new ConverterStream(new FloatSimplifier(new FloatToPCMConverter(client), ratio, 1));
break;
}
capturer.Start();
});
}
public SineWaveStream(MAudioFormat format, int freq, double magnitude)
{
sineGen = new SineWaveGenerator(format, freq, magnitude);
}
