CoreAudioMidiDriver.h

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00001 /*
00002 Copyright (C) 2003-2005  The Pentagram Team
00003 
00004 This program is free software; you can redistribute it and/or
00005 modify it under the terms of the GNU General Public License
00006 as published by the Free Software Foundation; either version 2
00007 of the License, or (at your option) any later version.
00008 
00009 This program is distributed in the hope that it will be useful,
00010 but WITHOUT ANY WARRANTY; without even the implied warranty of
00011 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
00012 GNU General Public License for more details.
00013 
00014 You should have received a copy of the GNU General Public License
00015 along with this program; if not, write to the Free Software
00016 Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.
00017 */
00018 
00019 #ifndef COREAUDIOMIDIDRIVER_H_INCLUDED
00020 #define COREAUDIOMIDIDRIVER_H_INCLUDED
00021 
00022 #ifdef MACOSX
00023 #define USE_CORE_AUDIO_MIDI
00024 
00025 #include "LowLevelMidiDriver.h"
00026 
00027 #include <AudioUnit/AudioUnit.h>
00028 #include <CoreMIDI/CoreMIDI.h>7
00029 
00030 class CoreAudioMidiDriver : public LowLevelMidiDriver
00031 {
00032         AudioUnit au_MusicDevice;
00033         AudioUnit au_output;
00034 
00035         MIDIClientRef   mClient;
00036         MIDIPortRef             mOutPort;
00037         MIDIEndpointRef mDest;
00038 
00039         static const MidiDriverDesc     desc;
00040         static MidiDriver *createInstance() {
00041                 return new CoreAudioMidiDriver();
00042         }
00043 
00044 public:
00045         static const MidiDriverDesc* getDesc() { return &desc; }
00046 
00047         CoreAudioMidiDriver();
00048         ~CoreAudioMidiDriver();
00049 
00050 protected:
00051         virtual int                     open();
00052         virtual void            close();
00053         virtual void            send(uint32 message);
00054         virtual void            send_sysex(uint8 status, const uint8 *msg, uint16 length);
00055         virtual void            increaseThreadPriority();
00056         virtual void            yield();
00057 };
00058 
00059 #endif //MACOSX
00060 
00061 #endif //COREAUDIOMIDIDRIVER_H_INCLUDED

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