jack2/common/JackMidiBufferReadQueue.h

61 lines
1.5 KiB
C++

/*
Copyright (C) 2010 Devin Anderson
This program is free software; you can redistribute it and/or modify
it under the terms of the GNU Lesser General Public License as published by
the Free Software Foundation; either version 2.1 of the License, or
(at your option) any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU Lesser General Public License for more details.
You should have received a copy of the GNU Lesser General Public License
along with this program; if not, write to the Free Software
Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
*/
#ifndef __JackMidiBufferReadQueue__
#define __JackMidiBufferReadQueue__
#include "JackMidiReadQueue.h"
namespace Jack {
/**
* Wrapper class to present a JackMidiBuffer in a read queue interface.
*/
class SERVER_EXPORT JackMidiBufferReadQueue: public JackMidiReadQueue {
private:
JackMidiBuffer *buffer;
jack_nframes_t event_count;
jack_nframes_t index;
jack_nframes_t last_frame_time;
jack_midi_event_t midi_event;
public:
JackMidiBufferReadQueue();
jack_midi_event_t *
DequeueEvent();
/**
* This method must be called each period to reset the MIDI buffer for
* processing.
*/
void
ResetMidiBuffer(JackMidiBuffer *buffer);
};
}
#endif