2 Copyright (C) 2002 Paul Davis
4 This program is free software; you can redistribute it and/or modify
5 it under the terms of the GNU General Public License as published by
6 the Free Software Foundation; either version 2 of the License, or
7 (at your option) any later version.
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 General Public License for more details.
14 You should have received a copy of the GNU General Public License
15 along with this program; if not, write to the Free Software
16 Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
18 $Id: port.h 712 2006-07-28 01:08:57Z drobilla $
21 #ifndef __ardour_base_audio_port_h__
22 #define __ardour_base_audio_port_h__
26 #include <sigc++/signal.h>
28 #include <pbd/failed_constructor.h>
30 #include <ardour/ardour.h>
31 #include <ardour/port.h>
32 #include <ardour/audio_buffer.h>
38 class BaseAudioPort : public virtual Port {
40 virtual ~BaseAudioPort();
42 DataType type() const { return DataType::AUDIO; }
44 virtual Buffer& get_buffer ( nframes_t nframes, nframes_t offset ) {
45 return get_audio_buffer( nframes, offset);
48 virtual AudioBuffer& get_audio_buffer (nframes_t nframes, nframes_t offset) = 0;
53 /* XXX NOT THREAD SAFE */
59 void reset_peak_meter () {
60 /* XXX NOT THREAD SAFE */
64 void reset_meters () {
65 /* XXX NOT THREAD SAFE */
70 float peak_db() const { return _peak_db; }
71 Sample peak() const { return _peak; }
73 uint32_t short_overs () const { return _short_overs; }
74 uint32_t long_overs () const { return _long_overs; }
76 static void set_short_over_length (nframes_t);
77 static void set_long_over_length (nframes_t);
79 void set_mixdown_function (void (*func)(const std::set<Port*>&, AudioBuffer*, nframes_t, nframes_t, bool));
82 BaseAudioPort (const std::string& name, Flags flags);
88 uint32_t _short_overs;
92 void (*_mixdown)(const std::set<Port*>&, AudioBuffer*, nframes_t, nframes_t, bool);
94 static void default_mixdown (const std::set<Port*>&, AudioBuffer*, nframes_t, nframes_t, bool);
96 static nframes_t _long_over_length;
97 static nframes_t _short_over_length;
100 } // namespace ARDOUR
102 #endif /* __ardour_base_audio_port_h__ */