private void FormMIDI2PC_Load(object sender, EventArgs e)
{
callbackDelegate = new Win32Midi.MidiInProc(callback);
callbackPtr = (IntPtr)Marshal.GetFunctionPointerForDelegate(callbackDelegate);
uint uDevicesSum = Win32Midi.MidiInGetNumDevs();
lblMes.Text = "Devices-sum:" + uDevicesSum.ToString();
Win32Midi.MidiInCaps getMidiInCap = new Win32Midi.MidiInCaps();
for (uint i = 0; i < uDevicesSum; i++)
{
Win32Midi.MidiInGetDevCaps(i, ref getMidiInCap, Win32Midi.MaxPNameLen);
int Version1 = (int)getMidiInCap.vDriverVersion >> 8 & 0xff;
int Version2 = (int)getMidiInCap.vDriverVersion & 0xff;
lblInCaps.Text = i.ToString() +
": Mid:0x" + getMidiInCap.wMid.ToString("X4") +
" Pid:0x" + getMidiInCap.wPid.ToString("X4") +
" DriverVersion: V" + Version1.ToString() + "." + Version2.ToString() +
" Pname:" + getMidiInCap.szPname.ToString() +
" Support:0x" + getMidiInCap.dwSupport.ToString("X2");
if (i < uDevicesSum - 1)
{
lblInCaps.Text += "\n";
}
}
new Thread(new ThreadStart(detectDevice)).Start();
}
public MidiInputDevice(uint deviceIndex)
{
var info = new Info(deviceIndex);
Name = info.Name;
SynchronizationContext = SynchronizationContext.Current;
if (SynchronizationContext == null)
{
throw new InvalidOperationException("No synchronization context");
}
Callback = _MidiCallback;
var openResult = Win32Midi.midiInOpen(out Handle, new UIntPtr(deviceIndex), Callback, UIntPtr.Zero, Win32Midi.MidiOpenFlags.CALLBACK_FUNCTION);
if (openResult != Win32Midi.MMRESULT.MMSYSERR_NOERROR)
{
throw new Exception("Opening midi input device failed with " + openResult.ToString());
}
Win32Midi.midiInStart(Handle);
}
