private async Task Activate()
{
var icbh = new ActivateAudioInterfaceCompletionHandler(
ac2 =>
{
if (this.audioClientProperties != null)
{
IntPtr p = Marshal.AllocHGlobal(Marshal.SizeOf(this.audioClientProperties.Value));
Marshal.StructureToPtr(this.audioClientProperties.Value, p, false);
ac2.SetClientProperties(p);
Marshal.FreeHGlobal(p);
// TODO: consider whether we can marshal this without the need for AllocHGlobal
}
/*var wfx = new WaveFormat(44100, 16, 2);
* int hr = ac2.Initialize(AudioClientShareMode.Shared,
* AudioClientStreamFlags.EventCallback | AudioClientStreamFlags.NoPersist,
* 10000000, 0, wfx, IntPtr.Zero);*/
});
var IID_IAudioClient2 = new Guid("726778CD-F60A-4eda-82DE-E47610CD78AA");
IActivateAudioInterfaceAsyncOperation activationOperation;
NativeMethods.ActivateAudioInterfaceAsync(device, IID_IAudioClient2, IntPtr.Zero, icbh, out activationOperation);
var audioClient2 = await icbh;
this.audioClient = new AudioClient((IAudioClient2)audioClient2);
}
private async Task Activate()
{
var icbh = new ActivateAudioInterfaceCompletionHandler(
ac2 =>
{
/*var wfx = new WaveFormat(44100, 16, 2);
int hr = ac2.Initialize(AudioClientShareMode.Shared,
AudioClientStreamFlags.EventCallback | AudioClientStreamFlags.NoPersist,
10000000, 0, wfx, IntPtr.Zero);*/
});
var IID_IAudioClient2 = new Guid("726778CD-F60A-4eda-82DE-E47610CD78AA");
IActivateAudioInterfaceAsyncOperation activationOperation;
NativeMethods.ActivateAudioInterfaceAsync(device, IID_IAudioClient2, IntPtr.Zero, icbh, out activationOperation);
var audioClient2 = await icbh;
this.audioClient = new AudioClient((IAudioClient) audioClient2);
}
private async Task Activate()
{
var icbh = new ActivateAudioInterfaceCompletionHandler(
ac2 =>
{
/*var wfx = new WaveFormat(44100, 16, 2);
* int hr = ac2.Initialize(AudioClientShareMode.Shared,
* AudioClientStreamFlags.EventCallback | AudioClientStreamFlags.NoPersist,
* 10000000, 0, wfx, IntPtr.Zero);*/
});
var IID_IAudioClient2 = new Guid("726778CD-F60A-4eda-82DE-E47610CD78AA");
IActivateAudioInterfaceAsyncOperation activationOperation;
NativeMethods.ActivateAudioInterfaceAsync(device, IID_IAudioClient2, IntPtr.Zero, icbh, out activationOperation);
var audioClient2 = await icbh;
this.audioClient = new AudioClient((IAudioClient)audioClient2);
}
/// <summary>
/// Start Recording
/// </summary>
public async void StartRecording()
{
stop = false;
var icbh = new ActivateAudioInterfaceCompletionHandler(ac2 => InitializeCaptureDevice((IAudioClient)ac2));
IActivateAudioInterfaceAsyncOperation activationOperation;
// must be called on UI thread
NativeMethods.ActivateAudioInterfaceAsync(device, IID_IAudioClient2, IntPtr.Zero, icbh, out activationOperation);
var audioClient2 = await icbh;
await Task.Run(() => DoRecording(new AudioClient((IAudioClient)audioClient2)));
Debug.WriteLine("Recording...");
}
private async Task Activate()
{
var icbh = new ActivateAudioInterfaceCompletionHandler(
ac2 =>
{
if (this.audioClientProperties != null)
{
IntPtr p = Marshal.AllocHGlobal(Marshal.SizeOf(this.audioClientProperties.Value));
Marshal.StructureToPtr(this.audioClientProperties.Value, p, false);
ac2.SetClientProperties(p);
// TODO: consider whether we can marshal this without the need for AllocHGlobal
}
/*var wfx = new WaveFormat(44100, 16, 2);
int hr = ac2.Initialize(AudioClientShareMode.Shared,
AudioClientStreamFlags.EventCallback | AudioClientStreamFlags.NoPersist,
10000000, 0, wfx, IntPtr.Zero);*/
});
var IID_IAudioClient2 = new Guid("726778CD-F60A-4eda-82DE-E47610CD78AA");
IActivateAudioInterfaceAsyncOperation activationOperation;
NativeMethods.ActivateAudioInterfaceAsync(device, IID_IAudioClient2, IntPtr.Zero, icbh, out activationOperation);
var audioClient2 = await icbh;
this.audioClient = new AudioClient((IAudioClient)audioClient2);
}
