public override IMidiInput CreateVirtualOutputReceiver(PortCreatorContext context)
{
var nclient = new MidiClient(context.ApplicationName ?? "managed-midi virtual out");
MidiError error;
var portName = context.PortName ?? "managed-midi virtual out port";
var nendpoint = nclient.CreateVirtualDestination(portName, out error);
nendpoint.Manufacturer = context.Manufacturer;
nendpoint.DisplayName = portName;
nendpoint.Name = portName;
var details = new CoreMidiPortDetails(nendpoint);
return(new CoreMidiInput(details));
}
public async void MidiTest (UILabel label)
{
this.label = label;
CreateAUGraph ();
ConfigureAndStartAudioProcessingGraph (processingGraph);
virtualMidi = new MidiClient ("VirtualClient");
virtualMidi.IOError += (object sender, IOErrorEventArgs e) => {
Console.WriteLine ("IO Error, messageId={0}", e.ErrorCode);
};
virtualMidi.PropertyChanged += (object sender, ObjectPropertyChangedEventArgs e) => {
Console.WriteLine ("Property changed: " + e.MidiObject + ", " + e.PropertyName);
};
MidiError error;
virtualEndpoint = virtualMidi.CreateVirtualDestination ("Virtual Destination", out error);
if (error != MidiError.Ok)
throw new Exception ("Error creating virtual destination: " + error);
virtualEndpoint.MessageReceived += MidiMessageReceived;
var sequence = new MusicSequence ();
var midiFilePath = NSBundle.MainBundle.PathForResource ("simpletest", "mid");
var midiFileurl = NSUrl.FromFilename (midiFilePath);
sequence.LoadFile (midiFileurl, MusicSequenceFileTypeID.Midi);
var player = new MusicPlayer ();
sequence.SetMidiEndpoint (virtualEndpoint);
var presetUrl = CFUrl.FromFile (NSBundle.MainBundle.PathForResource ("Gorts_Filters", "sf2"));
LoadFromDLSOrSoundFont (presetUrl, 10);
player.MusicSequence = sequence;
player.Preroll ();
player.Start ();
MusicTrack track;
track = sequence.GetTrack (1);
var length = track.TrackLength;
while (true) {
await Task.Delay (TimeSpan.FromSeconds (3));
double now = player.Time;
if (now > length)
break;
}
player.Stop ();
sequence.Dispose ();
player.Dispose ();
label.Text = "Done";
}
public async void MidiTest(UILabel label)
{
this.label = label;
CreateAUGraph();
ConfigureAndStartAudioProcessingGraph(processingGraph);
virtualMidi = new MidiClient("VirtualClient");
virtualMidi.IOError += (object sender, IOErrorEventArgs e) => {
Console.WriteLine("IO Error, messageId={0}", e.ErrorCode);
};
virtualMidi.PropertyChanged += (object sender, ObjectPropertyChangedEventArgs e) => {
Console.WriteLine("Property changed: " + e.MidiObject + ", " + e.PropertyName);
};
MidiError error;
virtualEndpoint = virtualMidi.CreateVirtualDestination("Virtual Destination", out error);
if (error != MidiError.Ok)
{
throw new Exception("Error creating virtual destination: " + error);
}
virtualEndpoint.MessageReceived += MidiMessageReceived;
var sequence = new MusicSequence();
var midiFilePath = NSBundle.MainBundle.PathForResource("simpletest", "mid");
var midiFileurl = NSUrl.FromFilename(midiFilePath);
sequence.LoadFile(midiFileurl, MusicSequenceFileTypeID.Midi);
var player = new MusicPlayer();
sequence.SetMidiEndpoint(virtualEndpoint);
var presetUrl = CFUrl.FromFile(NSBundle.MainBundle.PathForResource("gorts_filters", "sf2"));
LoadFromDLSOrSoundFont(presetUrl, 10);
player.MusicSequence = sequence;
player.Preroll();
player.Start();
MusicTrack track;
track = sequence.GetTrack(1);
var length = track.TrackLength;
while (true)
{
await Task.Delay(TimeSpan.FromSeconds(3));
double now = player.Time;
if (now > length)
{
break;
}
}
player.Stop();
sequence.Dispose();
player.Dispose();
label.Text = "Done";
}