blob: c6e81c17a2a678707039c601093937eab0b891fa (
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
|
/*
Copyright (C) 1999-2009 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_latent_h__
#define __ardour_latent_h__
#include "ardour/types.h"
namespace ARDOUR {
class Latent {
public:
Latent() : _user_latency (0) {}
virtual ~Latent() {}
virtual framecnt_t signal_latency() const = 0;
framecnt_t user_latency () const { return _user_latency; }
framecnt_t effective_latency() const {
if (_user_latency) {
return _user_latency;
} else {
return signal_latency ();
}
}
virtual void set_user_latency (framecnt_t val) { _user_latency = val; }
protected:
framecnt_t _user_latency;
};
}
#endif /* __ardour_latent_h__*/
|