public void MIDI_Play() { res = MIDI_WIN32_MSDN.midiOutGetDevCaps(0, ref formCap, (UInt32)Marshal.SizeOf(formCap)); res = MIDI_WIN32_MSDN.midiOutOpen(ref ohandle, 0, null, 0, 0); var prevTimestamp = -250; for (int i = 0; i < view.noteDict.Count; i++) { if (!view.noteDict[i].IsDisposed) { byte[] data = new byte[4]; data[0] = 0x90; data[1] = view.noteDict[i].noteLevel; data[2] = 127; // Note Volume uint msg = BitConverter.ToUInt32(data, 0); res = MIDI_WIN32_MSDN.midiOutShortMsg(ohandle, (int)msg); var sleepTimestamp = view.noteDict[i].noteTimeStamp - prevTimestamp; Thread.Sleep(sleepTimestamp); prevTimestamp = view.noteDict[i].noteTimeStamp; } } res = MIDI_WIN32_MSDN.midiOutClose(ohandle); }
public static void callback(MIDI_WIN32_MSDN.HMIDIIN hMidiIn, MIDI_WIN32_MSDN wMsg, UIntPtr dwInstance, UIntPtr dwParam1, UIntPtr dwParam2) { if (wMsg.ToString() == "MIM_OPEN") { // Console.WriteLine("MIDI connection opened successfully"); } else if (wMsg.ToString() == "MIM_DATA") { byte[] data = new byte[4]; int highword = unchecked ((short)(long)dwParam1); int lowword = unchecked ((short)((long)dwParam1 >> 16)); // unchecked : 오버플로 검사 안함 data[0] = 0x90; data[1] = (byte)(highword >> 8); data[2] = (byte)(lowword & 0xff); uint msg = BitConverter.ToUInt32(data, 0); res = MIDI_WIN32_MSDN.midiOutShortMsg(ohandle, (int)msg); UIntPtr timestamp = dwParam2; //Console.WriteLine(String.Format("{0} :\n\tNote Index: {1}\n\tNote Velocity: {2}\n\tTimestamp: {3}", wMsg, data[1], data[2], timestamp)); } return; }
public MIDIPresenter() { // 추후 수정 ohandle = 0; res = 0; h = new MIDI_WIN32_MSDN.HMIDIIN(); formCap = new MIDI_WIN32_MSDN.MidiOutCaps(); num_midi_devices = MIDI_WIN32_MSDN.midiInGetNumDevs(); }
public void MIDI_Play_newCode() { res = MIDI_WIN32_MSDN.midiOutGetDevCaps(0, ref formCap, (UInt32)Marshal.SizeOf(formCap)); res = MIDI_WIN32_MSDN.midiOutOpen(ref ohandle, 0, null, 0, 0); //MIDI_Model.HMIDIOUT hOut = new MIDI_Model.HMIDIOUT(); //MIDI_Model.MidiOutProc mOutProc = new MIDI_Model.MidiOutProc(hOut); for (int i = 0; i < view.noteDict.Count; i++) { byte[] data = new byte[4]; data[0] = 0x90; data[1] = view.noteDict[i].noteLevel; data[2] = 127; // Note Volume uint msg = BitConverter.ToUInt32(data, 0); res = MIDI_WIN32_MSDN.midiOutShortMsg(ohandle, (int)msg); } res = MIDI_WIN32_MSDN.midiOutClose(ohandle); }