A MIDI input device.

Each instance of this class describes a MIDI input device installed on the system. You cannot create your own instances, but instead must go through the InstalledDevices property to find which devices are available. You may wish to examine the DeviceBase.Name property of each one and present the user with a choice of which device(s) to use.

Open an input device with Open and close it with Close. While it is open, you may arrange to start receiving messages with StartReceiving and then stop receiving them with StopReceiving. An input device can only receive messages when it is both open and started.

Incoming messages are routed to the corresponding events, such as NoteOn and ProgramChange. The event handlers are invoked on a background thread which is started in StartReceiving and stopped in StopReceiving.

As each message is received, it is assigned a timestamp in one of two ways. If StartReceiving is called with a Clock, then each message is assigned a time by querying the clock's Clock.Time property. If StartReceiving is called with null, then each message is assigned a time based on the number of seconds since StartReceiving was called.

Inheritance: Midi.DeviceBase
Exemplo n.º 1
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        public LaunchpadDevice(int index)
        {
            InitialiseButtons();

            int i = 0;
            mInputDevice = InputDevice.InstalledDevices.Where(x => x.Name.Contains("Launchpad")).
                FirstOrDefault(x => i++ == index);
            i = 0;
            mOutputDevice = OutputDevice.InstalledDevices.Where(x => x.Name.Contains("Launchpad")).
                FirstOrDefault(x => i++ == index);

            if (mInputDevice == null)
                throw new LaunchpadException("Unable to find input device.");
            if (mOutputDevice == null)
                throw new LaunchpadException("Unable to find output device.");

            mInputDevice.Open();
            mOutputDevice.Open();

            mInputDevice.StartReceiving(new Clock(120));
            mInputDevice.NoteOn += mInputDevice_NoteOn;
            mInputDevice.ControlChange += mInputDevice_ControlChange;

            Reset();
        }
        private void MidiActive(object sender, RoutedEventArgs e)
        {
            if ((sender as CheckBox).IsChecked ?? false)
            {
                if (inputDevices.SelectedIndex == -1)
                {
                    return;
                }

                d                = Midi.InputDevice.InstalledDevices[inputDevices.SelectedIndex];
                d.NoteOn        += D_NoteOn;
                d.NoteOff       += D_NoteOff;
                d.ProgramChange += D_ProgramChange;
                d.ControlChange += D_ControlChange;
                if (!d.IsOpen)
                {
                    d.Open();
                }
                d.StartReceiving(null);
            }
            else
            {
                d.StopReceiving();
                d.Close();
            }
        }
Exemplo n.º 3
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        public void Connect()
        {
            if (_inputDevice == null)
            {
                _inputDevice = (from device in InputDevice.InstalledDevices
                                where device.Name == _deviceName
                                select device).FirstOrDefault();
                if (_inputDevice != null)
                {
                    _inputDevice.Open();

                    _inputDevice.NoteOn += OnInputDeviceNoteOn;
                    _inputDevice.NoteOff += OnInputDeviceNoteOff;
                    _inputDevice.ControlChange += OnInputDeviewControlChange;

                    _inputDevice.StartReceiving(null);
                }
            }

            if (_outputDevice == null)
            {
                _outputDevice = (from device in OutputDevice.InstalledDevices
                                 where device.Name == _deviceName
                                 select device).FirstOrDefault();
                if (_outputDevice != null)
                {
                    _outputDevice.Open();
                    _outputDevice.SilenceAllNotes();
                }
            }
        }
Exemplo n.º 4
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        public GamePlayer(InputDevice input, MidiFile midifile, MidiOptions midiOption)
        {
            inputDevice = input;
            processer = new MidiProcesser(midifile, midiOption);

            inputDevice.NoteOn += delegate(NoteOnMessage msg)
            {
                ComputeScore(msg.Pitch, processer.Position);
            };

            inputDevice.NoteOff += delegate(NoteOffMessage msg)
            {

            };

            inputDevice.ProgramChange += delegate(ProgramChangeMessage msg)
            {

            };

            inputDevice.PitchBend += delegate(PitchBendMessage msg)
            {

            };
        }
Exemplo n.º 5
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 public Summarizer(InputDevice inputDevice)
 {
     this.inputDevice = inputDevice;
     pitchesPressed = new Dictionary<Pitch, bool>();
     inputDevice.NoteOn += new InputDevice.NoteOnHandler(this.NoteOn);
     inputDevice.NoteOff += new InputDevice.NoteOffHandler(this.NoteOff);
     PrintStatus();
 }
 private void OpenMidiDevice(Midi.InputDevice _InputDevice)
 {
     if (!_InputDevice.IsOpen)
     {
         _InputDevice.Open();
         _InputDevice.ControlChange += new InputDevice.ControlChangeHandler(NoteCC);
         _InputDevice.StartReceiving(null); // Note events will be received in another thread Console.ReadKey(); // This thread waits for a keypress ...
     }
 }
Exemplo n.º 7
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        private void Form1_Load(object sender, EventArgs e)
        {
            clock.Start();

            inputDevice = InputDevice.InstalledDevices[0];
            inputDevice.Open();
            inputDevice.NoteOn += msg => { noteCollector.ProcessMidiMessage(msg); messages.Add(msg); notesControl1.Invalidate(); };
            inputDevice.NoteOff += msg => { noteCollector.ProcessMidiMessage(msg); notesControl1.Invalidate(); };
            inputDevice.StartReceiving(clock);
        }
Exemplo n.º 8
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 public Scaler(Clock clock, InputDevice inputDevice, OutputDevice outputDevice)
 {
     this.clock = clock;
     this.inputDevice = inputDevice;
     this.outputDevice = outputDevice;
     this.scaleToUse = 0;
     if (inputDevice != null)
     {
         inputDevice.NoteOn += new InputDevice.NoteOnHandler(this.NoteOn);
     }
 }
Exemplo n.º 9
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        public Arpeggiator(InputDevice inputDevice, OutputDevice outputDevice, Clock clock)
        {
            this.inputDevice = inputDevice;
            this.outputDevice = outputDevice;
            this.clock = clock;

            if (inputDevice != null)
            {
                inputDevice.NoteOn += new InputDevice.NoteOnHandler(this.NoteOn);
                inputDevice.NoteOff += new InputDevice.NoteOffHandler(this.NoteOff);
            }
        }
Exemplo n.º 10
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        public LearningPlayer(InputDevice input, MidiFile midifile, MidiOptions midiOption)
        {
            processer = new MidiProcesser(midifile, midiOption);
            inputDevice = input;
            inputDevice.NoteOn += delegate(NoteOnMessage msg)
            {
                ProcessPitch(msg.Pitch);
            };

            processer.NoteOn += delegate(Channel channel, Pitch pitch, int velocity)
            {
                waitPitch = pitch;
                processer.Stop();
            };
        }
        public Midi.OutputDevice matrixOut; // Yeet Output in

        private void requestMatrixInfo()
        {
            //Setup Midi
            Console.WriteLine("Looking for Midi input device " + matrix.Name);
            int i = 0;

            foreach (Midi.InputDevice inputDevice in Midi.InputDevice.InstalledDevices)
            {
                Console.WriteLine(inputDevice.Name);
                if (inputDevice.Name == matrix.Name)
                {
                    Console.WriteLine("Midi Input Connected: " + inputDevice.Name);
                    matrixIn = Midi.InputDevice.InstalledDevices[i];
                    if (!matrixIn.IsOpen)
                    {
                        matrixIn.Open();
                        matrixIn.SysEx += new Midi.InputDevice.SysExHandler(ReceiveSysEx);
                        matrixIn.StartReceiving(null, true);
                    }
                    break;
                }
                i++;
            }

            Console.WriteLine("Looking for Midi output device " + matrix.Name);

            i = 0;
            foreach (Midi.OutputDevice outputDevice in Midi.OutputDevice.InstalledDevices)
            {
                Console.WriteLine(outputDevice.Name);
                if (outputDevice.Name == matrix.Name)
                {
                    Console.WriteLine("Midi Output Connected: " + outputDevice.Name);
                    matrixOut = Midi.OutputDevice.InstalledDevices[i];
                    if (!matrixOut.IsOpen)
                    {
                        matrixOut.Open();
                    }
                    break;
                }
                i++;
            }

            matrixOut.SendSysEx(new byte[] { 240, 0, 2, 3, 1, 0, 17, 16, 247 });    //获取设备名字
            matrixOut.SendSysEx(new byte[] { 240, 0, 2, 3, 1, 0, 17, 17, 247 });    //获取设备序列号String
            matrixOut.SendSysEx(new byte[] { 240, 0, 2, 3, 1, 0, 17, 18, 0, 247 }); //获取设备固件String
            matrixOut.SendSysEx(new byte[] { 240, 0, 2, 3, 1, 0, 17, 18, 1, 247 }); //获取设备固件Bytes
        }
Exemplo n.º 12
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            public Arpeggiator(InputDevice inputDevice, OutputDevice outputDevice, Clock clock)
            {
                this.inputDevice = inputDevice;
                this.outputDevice = outputDevice;
                this.clock = clock;
                this.currentChordPattern = 0;
                this.currentScalePattern = 0;
                this.playingChords = false;
                this.lastSequenceForPitch = new Dictionary<Pitch, List<Pitch>>();

                if (inputDevice != null)
                {
                    inputDevice.NoteOn += new InputDevice.NoteOnHandler(this.NoteOn);
                    inputDevice.NoteOff += new InputDevice.NoteOffHandler(this.NoteOff);
                }
            }
Exemplo n.º 13
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        public void DisConnect()
        {
            if (_inputDevice != null)
            {
                _inputDevice.StopReceiving();
                _inputDevice.Close();
                _inputDevice.RemoveAllEventHandlers();

                _inputDevice = null;
            }

            if (_outputDevice != null)
            {
                _outputDevice.Close();
                _outputDevice = null;
            }
        }
Exemplo n.º 14
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        public Launchpad(InputDevice inputDevice, OutputDevice outputDevice, Clock clock)
        {
            this.inputDevice  = inputDevice;
            this.outputDevice = outputDevice;
            this.clock        = clock;
            if (this.inputDevice.IsOpen)
            {
                this.inputDevice.Close();
            }
            if (this.outputDevice.IsOpen)
            {
                this.outputDevice.Close();
            }

            this.inputDevice.Open();
            this.inputDevice.NoteOn += new InputDevice.NoteOnHandler(NoteOn);
            this.inputDevice.StartReceiving(null);

            this.outputDevice.Open();
            this.ShowColours();
            DemoSetup();
        }
Exemplo n.º 15
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 public void NextInput()
 {
     try
     {
         inputDevice.StopReceiving();
         inputDevice.Close();
     }
     catch (NullReferenceException) { }
     if (++input < InputDevice.InstalledDevices.Count)
         inputDevice = InputDevice.InstalledDevices[input];
     else if (InputDevice.InstalledDevices.Count != 0)
         inputDevice = InputDevice.InstalledDevices[input = 0];
     else
     {
         inputDevice = null;
         return;
     }
     inputDevice.Open();
     inputDevice.NoteOn += new InputDevice.NoteOnHandler(NoteOn);
     inputDevice.NoteOff += new InputDevice.NoteOffHandler(NoteOff);
     inputDevice.StartReceiving(null);
     Display();
 }
Exemplo n.º 16
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        public MainWindow()
        {
            InitializeComponent();

            this.DataContext = _text;

            List <string> ports = SerialPort.GetPortNames().ToList();

            ports.Sort();

            _serialPort = _serialPort = new SerialPort(ports.Last(), 31250, Parity.None, 8, StopBits.One);
            _serialPort.Open();

            _midiDevice = Midi.InputDevice.InstalledDevices.First();

            _midiDevice.Open();

            _midiDevice.NoteOn        += MidiDeviceOnNoteOn;
            _midiDevice.NoteOff       += MidiDeviceOnNoteOff;
            _midiDevice.PitchBend     += MidiDevicePitchBend;
            _midiDevice.ControlChange += MidiDeviceControlChange;

            _midiDevice.StartReceiving(null);
        }
Exemplo n.º 17
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 private void SetUpMidiListener()
 {
     midiDevice = InputDevice.InstalledDevices.FirstOrDefault(dev => dev.Name == settings.MidiInputDeviceName);
     if (midiDevice != null)
     {
         midiDevice.NoteOn += MidiInputDevice_NoteOn;
     }
 }
Exemplo n.º 18
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        private void OpenButton_Click(object sender, EventArgs e)
        {
            if (InputDevice.InstalledDevices.Count > 0)
            {
                if (currentInputDevice != null && currentInputDevice.IsOpen)
                {
                    currentInputDevice.StopReceiving();
                    currentInputDevice.NoteOn -= new InputDevice.NoteOnHandler(NoteOn);
                    currentInputDevice.NoteOff -= new InputDevice.NoteOffHandler(NoteOff);
                    currentInputDevice.Close();
                }

                if (comboBox1.SelectedIndex >=0)
                {
                    label1.Text = "";
                    currentInputDevice = InputDevice.InstalledDevices[comboBox1.SelectedIndex];
                }

                if (currentInputDevice != null)
                {
                    currentInputDevice.Open();
                    label1.Text = "Connected to" +currentInputDevice.Name;

                    currentInputDevice.NoteOn += new InputDevice.NoteOnHandler(NoteOn);
                    currentInputDevice.NoteOff += new InputDevice.NoteOffHandler(NoteOff);
                    currentInputDevice.StartReceiving(null);  // Note events will be received in another thread
                }
            }
        }
Exemplo n.º 19
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        /// <summary>
        /// Function to connect with a LaunchpadDevice
        /// </summary>
        /// <param name="device">The Launchpad to connect to.</param>
        /// <returns>Returns bool if connection was successful.</returns>
        public bool connect(LaunchpadDevice device)
        {
            foreach(InputDevice id in Midi.InputDevice.InstalledDevices)
            {
                if (id.Name.ToLower() == device._midiName.ToLower())
                {
                    targetInput = id;
                    id.Open();
                    targetInput.NoteOn += new InputDevice.NoteOnHandler(midiPress);
                    targetInput.StartReceiving(null);
                }
            }
            foreach (OutputDevice od in Midi.OutputDevice.InstalledDevices)
            {
                if (od.Name.ToLower() == device._midiName.ToLower())
                {
                    targetOutput = od;
                    od.Open();
                }
            }

            return true; // targetInput.IsOpen && targetOutput.IsOpen;
        }
Exemplo n.º 20
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        private void btnRecieve_Click(object sender, EventArgs e)
        {
            if (listBox1.SelectedItem == null)
              {
            MessageBox.Show("No device selected!");
            return;
              }

              inDevice = (InputDevice)listBox1.SelectedItem;

              try
              {
            inDevice.Open();
            inDevice.NoteOn += new InputDevice.NoteOnHandler(NoteOn);
            inDevice.StartReceiving(null);  // Note events will be received in another thread
            btnRecieve.Enabled = false;
            btnClose.Enabled = true;
              }

              catch (Midi.DeviceException)
              {
            MessageBox.Show("Device is already openend in another program", "Error");
              }
        }
Exemplo n.º 21
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        /// <summary>
        /// Initialize a MIDI input device and add the noteon event
        /// </summary>
        public void InitializeInputDevice()
        {
            try {
                this.inputDevice = null;
                if (InputDevice.InstalledDevices.Count == 0) {
                    PrintMessage("No input devices...");
                    return;
                } else {
                    this.inputDevice = InputDevice.InstalledDevices[0];
                }
                if (this.inputDevice.IsOpen) {
                    this.inputDevice.Close();
                }
                this.inputDevice.Open();
                this.inputDevice.StartReceiving(null);
                this.inputDevice.NoteOn += new InputDevice.NoteOnHandler(this.NoteOn);

                PrintMessage(this.inputDevice.Name);
            } catch (DeviceException) {
                this.removeInputDevice();
                PrintMessage("No input devices...");
            }
        }
 private void CloseMidiDevice(Midi.InputDevice _InputDevice)
 {
     _InputDevice.StopReceiving();
     _InputDevice.ControlChange -= NoteCC;
     _InputDevice.Close();
 }
Exemplo n.º 23
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 // Switches input devices, turning off the old one (if any) and turning on the new one.
 private void UseInputDevice(InputDevice newInputDevice)
 {
     if (newInputDevice == inputDevice) {
         return;
     }
     if (inputDevice != null)
     {
         if (inputDevice.IsOpen)
         {
             if (inputDevice.IsReceiving)
             {
                 inputDevice.StopReceiving();
             }
             inputDevice.Close();
         }
         inputDevice.NoteOn -= noteOnHandler;
         inputDevice.NoteOff -= noteOffHandler;
     }
     inputDevice = newInputDevice;
     inputDevice.NoteOn += noteOnHandler;
     inputDevice.NoteOff += noteOffHandler;
     inputDevice.Open();
     inputDevice.StartReceiving(null);
 }
Exemplo n.º 24
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 /// <summary>
 /// Private method for constructing the array of MidiInputDevices by calling the Win32 api.
 /// </summary>
 /// <returns></returns>
 private static InputDevice[] MakeDeviceList()
 {
     uint inDevs = Win32API.midiInGetNumDevs();
     InputDevice[] result = new InputDevice[inDevs];
     for (uint deviceId = 0; deviceId < inDevs; deviceId++)
     {
         Win32API.MIDIINCAPS caps = new Win32API.MIDIINCAPS();
         Win32API.midiInGetDevCaps((UIntPtr)deviceId, out caps);
         result[deviceId] = new InputDevice((UIntPtr)deviceId, caps);
     }
     return result;
 }
Exemplo n.º 25
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 public void removeInputDevice()
 {
     try {
         if (this.inputDevice != null) {
             this.inputDevice.StopReceiving();
             this.inputDevice.Close();
             this.inputDevice.RemoveAllEventHandlers();
         }
         this.inputDevice = null;
     } catch(DeviceException) {}
 }