Jack2  1.9.10
JackALSARawMidiSendQueue.h
00001 /*
00002 Copyright (C) 2011 Devin Anderson
00003 
00004 This program is free software; you can redistribute it and/or modify
00005 it under the terms of the GNU General Public License as published by
00006 the Free Software Foundation; either version 2 of the License, or
00007 (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., 675 Mass Ave, Cambridge, MA 02139, USA.
00017 
00018 */
00019 
00020 #ifndef __JackALSARawMidiSendQueue__
00021 #define __JackALSARawMidiSendQueue__
00022 
00023 #include <alsa/asoundlib.h>
00024 
00025 #include "JackMidiSendQueue.h"
00026 
00027 namespace Jack {
00028 
00029     class JackALSARawMidiSendQueue: public JackMidiSendQueue {
00030 
00031     private:
00032 
00033         bool blocked;
00034         size_t bytes_available;
00035         size_t bytes_per_poll;
00036         snd_rawmidi_t *rawmidi;
00037 
00038     public:
00039 
00040         JackALSARawMidiSendQueue(snd_rawmidi_t *rawmidi,
00041                                  size_t bytes_per_poll=0);
00042 
00043         JackMidiWriteQueue::EnqueueResult
00044         EnqueueEvent(jack_nframes_t time, size_t size,
00045                      jack_midi_data_t *buffer);
00046 
00047         bool
00048         IsBlocked();
00049 
00050         void
00051         ResetPollByteCount();
00052 
00053     };
00054 
00055 }
00056 
00057 #endif