/// <summary>
/// Gets WaveOut/WaveIn audio device.
/// </summary>
/// <param name="dataFlow">Audio data flow.</param>
/// <returns>Audio device list.</returns>
private static AudioDevice[] GetWaveAudioDevices(AudioDataFlow dataFlow)
{
var devices = new List <AudioDevice>();
if (dataFlow.HasFlag(AudioDataFlow.Render))
{
for (int i = -1; i < WaveOut.DeviceCount; i++)
{
var caps = WaveOut.GetCapabilities(i);
devices.Add(
new AudioDevice
{
Id = Convert.ToBase64String(Encoding.UTF8.GetBytes(String.Format("{0}.{1}", i, caps.ProductName)), Base64FormattingOptions.None).TrimEnd('='),
Guid = caps.ProductGuid,
Number = i,
DataFlow = AudioDataFlow.Render,
DeviceType = AudioDeviceType.Wave,
Name = caps.ProductName,
FriendlyName = caps.ProductName,
}
);
}
}
return(devices.ToArray());
}
/// <summary>
/// Gets WASAPI Audio device.
/// </summary>
/// <param name="dataFlow">Audio data flow.</param>
/// <param name="deviceRole">Audio device role.</param>
/// <returns>Audio device list.</returns>
private static AudioDevice[] GetWASAPIAudioDevices(AudioDataFlow dataFlow, AudioDeviceRole deviceRole = AudioDeviceRole.Multimedia)
{
var devices = new List <AudioDevice>();
var mmde = new MMDeviceEnumerator();
var role = deviceRole switch
{
AudioDeviceRole.Console => Role.Console,
AudioDeviceRole.Multimedia => Role.Multimedia,
AudioDeviceRole.Communications => Role.Communications,
_ => Role.Multimedia,
};
if (dataFlow.HasFlag(AudioDataFlow.Render))
{
try
{
var device = mmde.GetDefaultAudioEndpoint(NAudio.CoreAudioApi.DataFlow.Render, role);
devices.Add(GetAudioDeviceFromMMDevice(device, AudioDataFlow.Render));
}
catch (Exception) { }
foreach (var item in mmde.EnumerateAudioEndPoints(NAudio.CoreAudioApi.DataFlow.Render, DeviceState.Active))
{
devices.Add(GetAudioDeviceFromMMDevice(item, AudioDataFlow.Render));
}
}
return(devices.ToArray());
}
/// <summary>
/// Gets ASIO audio device.
/// </summary>
/// <param name="dataFlow">Audio data flow.</param>
/// <returns>Audio device list.</returns>
private static AudioDevice[] GetASIOAudioDevices(AudioDataFlow dataFlow)
{
var devices = new List <AudioDevice>();
if (dataFlow.HasFlag(AudioDataFlow.Render))
{
foreach (var item in AsioOut.GetDriverNames())
{
devices.Add(
new AudioDevice
{
Id = item,
DataFlow = AudioDataFlow.Render,
DeviceType = AudioDeviceType.ASIO,
Name = item,
FriendlyName = item,
}
);
}
}
return(devices.ToArray());
}
/// <summary>
/// Get DirectSound audio device.
/// </summary>
/// <param name="dataFlow">Audio data flow.</param>
/// <returns>Audio device list.</returns>
private static AudioDevice[] GetDirectSoundAudioDevices(AudioDataFlow dataFlow)
{
var devices = new List <AudioDevice>();
if (dataFlow.HasFlag(AudioDataFlow.Render))
{
foreach (var item in DirectSoundOut.Devices)
{
devices.Add(
new AudioDevice
{
Id = item.Guid.ToString(),
Guid = item.Guid,
DataFlow = AudioDataFlow.Render,
DeviceType = AudioDeviceType.DirectSound,
Name = item.ModuleName,
FriendlyName = item.Description,
}
);
}
}
return(devices.ToArray());
}