private void Callback(IntPtr midiInHandle, MidiInterop.MidiInMessage message, IntPtr userData, IntPtr messageParameter1, IntPtr messageParameter2)
{
switch (message)
{
case MidiInterop.MidiInMessage.Open:
case MidiInterop.MidiInMessage.Close:
case MidiInterop.MidiInMessage.LongData:
case MidiInterop.MidiInMessage.LongError:
case (MidiInterop.MidiInMessage) 967:
case (MidiInterop.MidiInMessage) 968:
case (MidiInterop.MidiInMessage) 969:
case (MidiInterop.MidiInMessage) 970:
case (MidiInterop.MidiInMessage) 971:
case MidiInterop.MidiInMessage.MoreData:
break;
case MidiInterop.MidiInMessage.Data:
if (this.MessageReceived != null)
{
this.MessageReceived(this, new MidiInMessageEventArgs(messageParameter1.ToInt32(), messageParameter2.ToInt32()));
return;
}
break;
case MidiInterop.MidiInMessage.Error:
if (this.ErrorReceived != null)
{
this.ErrorReceived(this, new MidiInMessageEventArgs(messageParameter1.ToInt32(), messageParameter2.ToInt32()));
}
break;
default:
return;
}
}
private void Callback(IntPtr midiInHandle, MidiInterop.MidiInMessage message, IntPtr userData, IntPtr messageParameter1, IntPtr messageParameter2)
{
switch (message)
{
case MidiInterop.MidiInMessage.Open:
// message Parameter 1 & 2 are not used
break;
case MidiInterop.MidiInMessage.Data:
// parameter 1 is packed MIDI message
// parameter 2 is milliseconds since MidiInStart
if (MessageReceived != null)
{
MessageReceived(this, new MidiInMessageEventArgs(messageParameter1.ToInt32(), messageParameter2.ToInt32()));
}
break;
case MidiInterop.MidiInMessage.Error:
// parameter 1 is invalid MIDI message
if (ErrorReceived != null)
{
ErrorReceived(this, new MidiInMessageEventArgs(messageParameter1.ToInt32(), messageParameter2.ToInt32()));
}
break;
case MidiInterop.MidiInMessage.Close:
// message Parameter 1 & 2 are not used
break;
case MidiInterop.MidiInMessage.LongData:
// parameter 1 is pointer to MIDI header
// parameter 2 is milliseconds since MidiInStart
if (SysexMessageReceived != null)
{
MidiInterop.MIDIHDR hdr = (MidiInterop.MIDIHDR)Marshal.PtrToStructure(messageParameter1, typeof(MidiInterop.MIDIHDR));
// Copy the bytes received into an array so that the buffer is immediately available for re-use
var sysexBytes = new byte[hdr.dwBytesRecorded];
Marshal.Copy(hdr.lpData, sysexBytes, 0, hdr.dwBytesRecorded);
SysexMessageReceived(this, new MidiInSysexMessageEventArgs(sysexBytes, messageParameter2.ToInt32()));
// Re-use the buffer - but not if we have no event handler registered as we are closing
MidiInterop.midiInAddBuffer(hMidiIn, messageParameter1, Marshal.SizeOf(typeof(MidiInterop.MIDIHDR)));
}
break;
case MidiInterop.MidiInMessage.LongError:
// parameter 1 is pointer to MIDI header
// parameter 2 is milliseconds since MidiInStart
break;
case MidiInterop.MidiInMessage.MoreData:
// parameter 1 is packed MIDI message
// parameter 2 is milliseconds since MidiInStart
break;
}
}
private void Callback(IntPtr midiInHandle, MidiInterop.MidiInMessage message, IntPtr userData,
IntPtr messageParameter1, IntPtr messageParameter2)
{
switch (message)
{
case MidiInterop.MidiInMessage.Open:
// message Parameter 1 & 2 are not used
break;
case MidiInterop.MidiInMessage.Data:
// parameter 1 is packed MIDI message
// parameter 2 is milliseconds since MidiInStart
if (MessageReceived != null)
{
MessageReceived(this,
new MidiInMessageEventArgs(messageParameter1.ToInt32(), messageParameter2.ToInt32()));
}
break;
case MidiInterop.MidiInMessage.Error:
// parameter 1 is invalid MIDI message
if (ErrorReceived != null)
{
ErrorReceived(this,
new MidiInMessageEventArgs(messageParameter1.ToInt32(), messageParameter2.ToInt32()));
}
break;
case MidiInterop.MidiInMessage.Close:
// message Parameter 1 & 2 are not used
break;
case MidiInterop.MidiInMessage.LongData:
// parameter 1 is pointer to MIDI header
// parameter 2 is milliseconds since MidiInStart
break;
case MidiInterop.MidiInMessage.LongError:
// parameter 1 is pointer to MIDI header
// parameter 2 is milliseconds since MidiInStart
break;
case MidiInterop.MidiInMessage.MoreData:
// parameter 1 is packed MIDI message
// parameter 2 is milliseconds since MidiInStart
break;
}
}
