private AudioCaptureSettings GetCurrentAudioCaptureSettings()
{
AudioCaptureSettings captureSettings = null;
var item = audioSourcesComboBox.SelectedItem;
if (item != null)
{
var tag = ((item as ComboBoxItem)?.Tag);
if (tag != null)
{
captureSettings = tag as AudioCaptureSettings;
}
}
return(captureSettings);
}
private void UpdateAudioSources()
{
List <MMDevice> mmdevices = new List <MMDevice>();
try
{
using (var deviceEnum = new MMDeviceEnumerator())
{
var defaultCaptureId = "";
try
{
if (deviceEnum.HasDefaultAudioEndpoint(DataFlow.Capture, Role.Console))
{
var captureDevice = deviceEnum.GetDefaultAudioEndpoint(DataFlow.Capture, Role.Console);
if (captureDevice != null)
{
defaultCaptureId = captureDevice.ID;
mmdevices.Add(captureDevice);
}
}
}
catch (Exception ex)
{
logger.Warn(ex);
}
var defaultRenderId = "";
try
{
if (deviceEnum.HasDefaultAudioEndpoint(DataFlow.Render, Role.Console))
{
var renderDevice = deviceEnum.GetDefaultAudioEndpoint(DataFlow.Render, Role.Console);
if (renderDevice != null)
{
defaultRenderId = renderDevice.ID;
mmdevices.Add(renderDevice);
}
}
}
catch (Exception ex)
{
logger.Warn(ex);
}
try
{
var allDevices = deviceEnum.EnumerateAudioEndPoints(DataFlow.All, DeviceState.Active);
foreach (var d in allDevices)
{
if (d.ID == defaultRenderId || d.ID == defaultCaptureId)
{
continue;
}
mmdevices.Add(d);
}
}
catch (Exception ex)
{
logger.Warn(ex);
}
}
}
catch (Exception ex)
{
logger.Error(ex);
}
//var dataSource = new BindingList<ComboBoxItem>(mmdevices.Select(d => new ComboBoxItem { Name = d.FriendlyName, Tag = d.ID }).ToList());
var dataSource = new BindingList <ComboBoxItem>();
foreach (var d in mmdevices)
{
//$"{bitsPerSample} bit PCM: {sampleRate / 1000}kHz {channels} channels"
AudioCaptureSettings captureSettings = null;
var client = d.AudioClient;
if (client != null)
{
var mixFormat = client.MixFormat;
if (mixFormat != null)
{
captureSettings = new AudioCaptureSettings
{
DeviceId = d.ID,
Name = d.FriendlyName,
BitsPerSample = mixFormat.BitsPerSample,
SampleRate = mixFormat.SampleRate,
Channels = mixFormat.Channels,
Description = $"{mixFormat.BitsPerSample} bit PCM: {mixFormat.SampleRate / 1000}kHz {mixFormat.Channels} channels",
};
}
}
ComboBoxItem item = new ComboBoxItem
{
Name = d.FriendlyName,
Tag = captureSettings,
};
dataSource.Add(item);
d?.Dispose();
}
mmdevices.Clear();
//dataSource.Add(new ComboBoxItem { Name = "Disabled", Tag = null, });
audioSourcesComboBox.DataSource = dataSource;
audioSourcesComboBox.DisplayMember = "Name";
}
