protected override void OnCustomCommand(int command)
{
switch (command)
{
case 128:
_Player.PlayAudio();
break;
case 129:
SpawnInSession.StartProcessInSession("notepad.exe", 1);
break;
}
}
public void StartSessionMuter(uint sessId)
{
// test if we already have the session data
if (_MuterSessions.ContainsKey(sessId))
{
var pipes = _MuterSessions[sessId];
// ensure the pipe is working
try
{
pipes.Item1.WriteByte((byte)SessionMuter.Commands.PING);
pipes.Item2.ReadByte();
// do nothing if success
return;
}
catch (Exception)
{
// very likely broken pipe. erase this pipe and create new child.
CloseSessionMuter(sessId);
}
}
// create new anon pipes
AnonymousPipeServerStream pipeServerOut = new AnonymousPipeServerStream(PipeDirection.Out, HandleInheritability.Inheritable);
AnonymousPipeServerStream pipeServerIn = new AnonymousPipeServerStream(PipeDirection.In, HandleInheritability.Inheritable);
// open process
bool success = false;
try
{
success = SpawnInSession.StartProcessInSession(Assembly.GetExecutingAssembly().Location, sessId,
$"ProcessName.exe startsessionmuter {Process.GetCurrentProcess().Id} {pipeServerOut.GetClientHandleAsString()} {pipeServerIn.GetClientHandleAsString()}");
}
catch (Exception) { success = false; }
pipeServerIn.DisposeLocalCopyOfClientHandle();
pipeServerOut.DisposeLocalCopyOfClientHandle();
if (success)
{
_MuterSessions[sessId] = new Tuple <PipeStream, PipeStream>(pipeServerOut, pipeServerIn);
}
else
{
pipeServerOut.Dispose();
pipeServerIn.Dispose();
}
}
public AudioPlayer(string audioFile, float?playingVolume)
{
_Pid = Process.GetCurrentProcess().Id;
AudioFile = audioFile;
if (playingVolume != null)
{
AdjustVolumeOnPlay = true;
TargetVolume = (float)playingVolume;
}
else
{
AdjustVolumeOnPlay = false;
}
// start session muter
uint activeSess = SpawnInSession.GetCurrentUserSessionId();
if (activeSess != SpawnInSession.INVALID_SESSION_ID)
{
StartSessionMuter(activeSess);
}
}
