Jack2  1.9.9
JackMidiRawOutputWriteQueue.h
1 /*
2 Copyright (C) 2010 Devin Anderson
3 
4 This program is free software; you can redistribute it and/or modify
5 it under the terms of the GNU Lesser General Public License as published by
6 the Free Software Foundation; either version 2.1 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 Lesser General Public License for more details.
13 
14 You should have received a copy of the GNU Lesser General Public License
15 along with this program; if not, write to the Free Software
16 Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
17 
18 */
19 
20 #ifndef __JackMidiRawOutputWriteQueue__
21 #define __JackMidiRawOutputWriteQueue__
22 
23 #include "JackMidiAsyncQueue.h"
24 #include "JackMidiSendQueue.h"
25 
26 namespace Jack {
27 
46  class SERVER_EXPORT JackMidiRawOutputWriteQueue:
47  public JackMidiWriteQueue {
48 
49  private:
50 
51  jack_midi_event_t *non_rt_event;
52  jack_nframes_t non_rt_event_time;
53  JackMidiAsyncQueue *non_rt_queue;
54  jack_midi_event_t *rt_event;
55  jack_nframes_t rt_event_time;
56  JackMidiAsyncQueue *rt_queue;
57  jack_midi_data_t running_status;
58  JackMidiSendQueue *send_queue;
59 
60  void
61  DequeueNonRealtimeEvent();
62 
63  void
64  DequeueRealtimeEvent();
65 
66  bool
67  SendByte(jack_nframes_t time, jack_midi_data_t byte);
68 
69  bool
70  SendNonRTBytes(jack_nframes_t boundary_frame);
71 
72  protected:
73 
80  virtual void
81  HandleWriteQueueBug(jack_nframes_t time, jack_midi_data_t byte);
82 
83  public:
84 
86 
99  size_t non_rt_size=4096,
100  size_t max_non_rt_messages=1024,
101  size_t max_rt_messages=128);
102 
104 
105  EnqueueResult
106  EnqueueEvent(jack_nframes_t time, size_t size,
107  jack_midi_data_t *buffer);
108 
132  jack_nframes_t
133  Process(jack_nframes_t boundary_frame=0);
134 
135  };
136 
137 }
138 
139 #endif
virtual EnqueueResult EnqueueEvent(jack_nframes_t time, size_t size, jack_midi_data_t *buffer)=0