blob: 60697517fb4095bb20cf86456b7d967dc231aad6 (
plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
|
/*
Copyright (C) 2000-2009 Paul Davis
This program is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation; either version 2 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 General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program; if not, write to the Free Software
Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
*/
#ifndef __ardour_butler_h__
#define __ardour_butler_h__
#include <glibmm/thread.h>
#include "ardour/types.h"
#include "ardour/session_handle.h"
namespace ARDOUR {
class Butler : public SessionHandleRef
{
public:
Butler (Session& session);
~Butler();
int start_thread();
void terminate_thread();
void schedule_transport_work();
void summon();
void stop();
void wait_until_finished();
bool transport_work_requested() const;
float read_data_rate() const; ///< in usec
float write_data_rate() const;
uint32_t audio_diskstream_buffer_size() const { return audio_dstream_buffer_size; }
uint32_t midi_diskstream_buffer_size() const { return midi_dstream_buffer_size; }
static void* _thread_work(void *arg);
void* thread_work();
struct Request {
enum Type {
Wake,
Run,
Pause,
Quit
};
};
pthread_t thread;
Glib::Mutex request_lock;
Glib::Cond paused;
bool should_run;
mutable gint should_do_transport_work;
int request_pipe[2];
uint32_t audio_dstream_buffer_size;
uint32_t midi_dstream_buffer_size;
};
} // namespace ARDOUR
#endif // __ardour_butler_h__
|