private string GetAudioDevice(string description)
{
var audioDevicesAoutNames = new string[] { "directsound", "directx" };
var vlcObj = _wrapper.ExpandedLibVLCNew(null);
var audioDevicePtr = _wrapper.ExpandedAudioOutputListGet(vlcObj);
var audioDevicesPtr = IntPtr.Zero;
var audioDeviceName = string.Empty;
var audioDevice = new AudioDescription
{
NextDescription = audioDevicePtr,
Description = null,
Name = null
};
while (audioDevice.NextDescription != IntPtr.Zero)
{
audioDevice = (AudioDescription)Marshal.PtrToStructure(audioDevice.NextDescription, typeof(AudioDescription));
for (int i = 0; i < audioDevicesAoutNames.Length; i += 2)
{
if (audioDevice.Name.Contains(audioDevicesAoutNames[i]))
{
audioDevicesPtr = _wrapper.ExpandedAudioOutputDeviceListGet(vlcObj, audioDevicesAoutNames[i + 1]);
break;
}
}
}
if (audioDevicesPtr == IntPtr.Zero)
{
Debug.Log("GetAudioDevice: Can't get audio output device list for " + audioDevice.Name);
return(audioDeviceName);
}
AudioOutputDevice outputDevice = new AudioOutputDevice
{
NextDevice = audioDevicesPtr,
Description = null,
Device = null
};
try
{
while (outputDevice.NextDevice != IntPtr.Zero)
{
outputDevice = (AudioOutputDevice)Marshal.PtrToStructure(outputDevice.NextDevice, typeof(AudioOutputDevice));
if (outputDevice.Description.Contains(description))
{
Debug.Log("GetAudioDevice: New audio output device \n" +
"Device: " + outputDevice.Device + "\n" +
"Description: " + outputDevice.Description);
audioDeviceName = outputDevice.Device;
}
}
}
finally
{
if (audioDevicePtr != IntPtr.Zero)
{
_wrapper.ExpandedAudioOutputListRelease(audioDevicePtr);
}
if (audioDevicesPtr != IntPtr.Zero)
{
_wrapper.ExpandedAudioOutputDeviceListRelease(audioDevicesPtr);
}
_wrapper.ExpandedLibVLCRelease(vlcObj);
}
if (string.IsNullOrEmpty(audioDeviceName))
{
Debug.Log("GetAudioDevice: Can't find audio output device - switched to Default");
}
return(audioDeviceName);
}