macosx/coremidi/JackCoreMidiDriver.h

   1 /*
   2 Copyright (C) 2009 Grame
   3
   4 This program is free software; you can redistribute it and/or modify
   5 it under the terms of the GNU General Public License as published by
   6 the Free Software Foundation; either version 2 of the License, or
   7 (at your option) any later version.
   8
   9 This program is distributed in the hope that it will be useful,
  10 but WITHOUT ANY WARRANTY; without even the implied warranty of
  11 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  12 GNU General Public License for more details.
  13
  14 You should have received a copy of the GNU General Public License
  15 along with this program; if not, write to the Free Software
  16 Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
  17
  18 */
  19
  20 #ifndef __JackCoreMidiDriver__
  21 #define __JackCoreMidiDriver__
  22
  23 #include <CoreMIDI/CoreMIDI.h>
  24 #include "JackMidiDriver.h"
  25 #include "JackTime.h"
  26
  27 namespace Jack
  28 {
  29
  30 /*!
  31 \brief The CoreMidi driver.
  32 */
  33
  34 class JackCoreMidiDriver : public JackMidiDriver
  35 {
  36
  37     private:
  38
  39         MIDIClientRef fMidiClient;
  40         MIDIPortRef fInputPort;
  41         MIDIPortRef fOutputPort;
  42         MIDIEndpointRef* fMidiDestination;
  43         MIDIEndpointRef* fMidiSource;
  44
  45         char fMIDIBuffer[BUFFER_SIZE_MAX * sizeof(float)];
  46
  47         int fRealCaptureChannels;
  48         int fRealPlaybackChannels;
  49
  50         static void ReadProcAux(const MIDIPacketList *pktlist, jack_ringbuffer_t* ringbuffer);
  51         static void ReadProc(const MIDIPacketList *pktlist, void *refCon, void *connRefCon);
  52         static void ReadVirtualProc(const MIDIPacketList *pktlist, void *refCon, void *connRefCon);
  53         static void NotifyProc(const MIDINotification *message, void *refCon);
  54
  55     public:
  56
  57         JackCoreMidiDriver(const char* name, const char* alias, JackLockedEngine* engine, JackSynchro* table);
  58         virtual ~JackCoreMidiDriver();
  59
  60         int Open( bool capturing,
  61                  bool playing,
  62                  int chan_in,
  63                  int chan_out,
  64                  bool monitor,
  65                  const char* capture_driver_name,
  66                  const char* playback_driver_name,
  67                  jack_nframes_t capture_latency,
  68                  jack_nframes_t playback_latency);
  69         int Close();
  70
  71         int Attach();
  72
  73         int Read();
  74         int Write();
  75
  76 };
  77
  78 } // end of namespace
  79
  80 #endif