public string GetDefaultEndPoint(int processId)
{
int hr;
EnsurePolicyConfig();
hr = _sharedPolicyConfig.GetPersistedDefaultAudioEndpoint((uint)processId, _flow, Role.Multimedia | Role.Console, out string deviceId);
if (hr == HResult.S_OK)
{
return(UnpackDeviceId(deviceId));
}
else
{
Exception ex = Marshal.GetExceptionForHR(hr);
// If a process doesn't have a persisted default audio endpoint for a DataFlow direction, an ArgumentException is raised. Ignore it.
if (ex.GetType() == typeof(ArgumentException))
{
return(null);
}
else
{
// Some other exception type has occurred but we don't know why.
Trace.WriteLine($"{ex}");
return(null);
}
}
}
public static string GetDefaultEndPoint(int processId)
{
try
{
EnsurePolicyConfig();
s_sharedPolicyConfig.GetPersistedDefaultAudioEndpoint((uint)processId, EDataFlow.eRender, ERole.eMultimedia | ERole.eConsole, out string deviceId);
return(UnpackDeviceId(deviceId));
}
catch (Exception ex)
{
AppTrace.LogWarning(ex);
}
return(null);
}
public string GetDefaultEndPoint(int processId)
{
try
{
EnsurePolicyConfig();
_sharedPolicyConfig.GetPersistedDefaultAudioEndpoint((uint)processId, _flow, ERole.eMultimedia | ERole.eConsole, out string deviceId);
return(UnpackDeviceId(deviceId));
}
catch (Exception ex)
{
Trace.WriteLine($"{ex}");
}
return(null);
}