public MidiDevice()
{
mCDMusic = new CDirectMusic();
mCDMusic.Initialize();
// Initialize ports given the DirectMusic manager object
try
{
// Initialize in ports
mCInPort = new CInputPort();
((CMidiPort)mCInPort).Initialize(mCDMusic);
CMidiPort midiIn = (CMidiPort)mCInPort;
uint num = midiIn.GetNumPorts();
for (uint i = 1; i <= num; i++)
{
INFOPORT info;
midiIn.GetPortInfo(i, out info);
mMidiInPorts.Add(new MidiPort((int)i, info.szPortDescription + " (DirectSound)", true));
}
// Initialize out ports
mCOutPort = new COutputPort();
((CMidiPort)mCOutPort).Initialize(mCDMusic);
CMidiPort midiOut = (CMidiPort)mCOutPort;
num = midiOut.GetNumPorts();
for (uint i = 1; i <= num; i++)
{
INFOPORT info;
midiOut.GetPortInfo(i, out info);
mMidiOutPorts.Add(new MidiPort((int)i, info.szPortDescription + " (DirectSound)", true));
}
}
catch (CDMusicException DMEx)
{
MessageBox.Show(DMEx.GetErrorDescription() + DMEx.ToString());
}
// get Kernel32 midi in devices
for (int i = 0; i < Kernel32Midi.InputDevice.InstalledDevices.Count; i++)
{
mMidiInPorts.Add(new MidiPort((int)i, Kernel32Midi.InputDevice.InstalledDevices[i].Name + " (Kernel32)", false));
}
// get Kernel32 midi out device
for (int i = 0; i < Kernel32Midi.OutputDevice.InstalledDevices.Count; i++)
{
mMidiOutPorts.Add(new MidiPort((int)i, Kernel32Midi.OutputDevice.InstalledDevices[i].Name + " (Kernel32)", false));
}
}
public void OpenInPort(int portNr)
{
if (!mOpenInPorts.Contains(portNr))
{
if (portNr < mMidiInPorts.Count)
{
mOpenInPorts.Add(portNr);
MidiPort midiPort = mMidiInPorts[portNr];
if (midiPort.IsDirectMidi)
{
try
{
INFOPORT info;
CMidiPort midiIn = (CMidiPort)mCInPort;
midiIn.GetPortInfo((uint)midiPort.Index, out info);
bool hasInPort = (HR_DMUS)midiIn.GetPortInfo((uint)midiPort.Index, out info) == HR_DMUS.HR_S_OK;
if (!hasInPort)
{
throw new Exception("Midi-in port apparently does not support midi-in. Right...");
}
else
{
mCInPort.ActivatePort(info, SYSTEM_EXCLUSIVE_MEM);
mCInPort.SetReceiver(this);
// Activates input MIDI message handling
mCInPort.ActivateNotification();
}
}
catch (CDMusicException DMEx)
{
MessageBox.Show(DMEx.GetErrorDescription() + DMEx.ToString());
}
}
else
{
mMidiInputDevice = Kernel32Midi.InputDevice.InstalledDevices[midiPort.Index];
if (mMidiInputDevice != null)
{
mMidiInputDevice.Open();
mMidiInputDevice.StartReceiving(null);
mMidiInputDevice.RawMessage += mMidiInputDevice_RawMessage;
}
}
}
}
}
public void OpenOutPort(int portNr)
{
if (!mOpenOutPorts.Contains(portNr))
{
if (portNr < mMidiOutPorts.Count)
{
mOpenOutPorts.Add(portNr);
MidiPort midiPort = mMidiOutPorts[portNr];
if (midiPort.IsDirectMidi)
{
try
{
INFOPORT info;
CMidiPort midiOut = (CMidiPort)mCOutPort;
midiOut.GetPortInfo((uint)midiPort.Index, out info);
bool hasOutPort = (HR_DMUS)midiOut.GetPortInfo((uint)midiPort.Index, out info) == HR_DMUS.HR_S_OK;
if (!hasOutPort)
{
throw new Exception("Midi-out port apparently does not support midi-out. Right...");
}
else
{
mCOutPort.ActivatePort(info, SYSTEM_EXCLUSIVE_MEM);
}
}
catch (CDMusicException DMEx)
{
MessageBox.Show(DMEx.GetErrorDescription() + DMEx.ToString());
}
}
else
{
mMidiOutputDevice = Kernel32Midi.OutputDevice.InstalledDevices[midiPort.Index];
if (mMidiOutputDevice != null)
{
mMidiOutputDevice.Open();
}
}
}
}
}