/
WebMidiPlayerService.cs
73 lines (61 loc) · 1.66 KB
/
WebMidiPlayerService.cs
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// gmcs WebMidiPlayerService.cs SMF.cs MidiPlayer.cs MidiMachine.cs ../PortMidiSharp.cs -pkg:wcf
using System;
using System.ServiceModel;
using PortMidiSharp;
namespace Commons.Music.Midi.Player
{
[ServiceContract (Namespace = "")]
public interface IMidiDeviceContract
{
[OperationContract]
void ProcessMessage (int msg);
[OperationContract]
void ProcessSysExMessage (byte [] data);
}
public class MidiDeviceHostDriver
{
public static void Main (string [] args)
{
var host = new ServiceHost (new MidiDeviceService (
MidiDeviceManager.OpenOutput (MidiDeviceManager.DefaultOutputDeviceID), true));
host.AddServiceEndpoint (typeof (IMidiDeviceContract), new BasicHttpBinding (),
"http://localhost:9090");
host.Open ();
Console.WriteLine ("type [CR] to stop...");
Console.ReadLine ();
host.Close ();
}
}
[ServiceBehavior (InstanceContextMode = InstanceContextMode.Single)]
public class MidiDeviceService : IMidiDeviceContract, IDisposable
{
MidiOutput output;
bool dispose_device;
public MidiDeviceService (MidiOutput output, bool disposeDevice)
{
this.output = output;
dispose_device = disposeDevice;
}
public void ProcessMessage (int msg)
{
var m = new SmfMessage (msg);
output.Write (0, new MidiMessage (m.StatusByte, m.Msb, m.Lsb));
}
public void ProcessSysExMessage (byte [] data)
{
WriteSysEx (0xF0, data);
}
void WriteSysEx (byte status, byte [] sysex)
{
var buf = new byte [sysex.Length + 1];
buf [0] = status;
Array.Copy (sysex, 0, buf, 1, buf.Length - 1);
output.WriteSysEx (0, buf);
}
public void Dispose ()
{
if (dispose_device)
output.Close ();
}
}
}