public async System.Threading.Tasks.Task CreateAudioGraphAsync(string outputFileName)
{
Windows.Media.Audio.AudioGraphSettings graphSettings = new Windows.Media.Audio.AudioGraphSettings(Windows.Media.Render.AudioRenderCategory.Media);
graphSettings.QuantumSizeSelectionMode = Windows.Media.Audio.QuantumSizeSelectionMode.LowestLatency;
// TODO: let user pick from list of devices instead of blindly picking first one -- hoping for the microphone.
Windows.Devices.Enumeration.DeviceInformationCollection deviceInformationCollection = await Windows.Devices.Enumeration.DeviceInformation.FindAllAsync(Windows.Devices.Enumeration.DeviceClass.AudioRender);
Windows.Devices.Enumeration.DeviceInformation deviceInformation = deviceInformationCollection[0]; // blindly pick first one
graphSettings.PrimaryRenderDevice = deviceInformation;
Windows.Media.Audio.CreateAudioGraphResult result = await Windows.Media.Audio.AudioGraph.CreateAsync(graphSettings);
if (result.Status != Windows.Media.Audio.AudioGraphCreationStatus.Success)
{
WoundifyShared.Log.WriteLine("Cannot create graph:" + result.Status.ToString());
return;
}
graph = result.Graph;
await AudioDeviceInputAsync(); // setup microphone (usually)
//await AudioDeviceOutputAsync(); // setup speakers (usually)
await AudioFileOutputAsync(WoundifyShared.Options.options.tempFolderPath + outputFileName); // setup file
deviceInputNode.AddOutgoingConnection(fileOutputNode);
}
public void Dispose() // TODO: implement IDispose
{
if (graph != null)
{
graph.Dispose();
graph = null;
}
}