2 Copyright (C) 2001 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.
20 #ifndef __ardour_auditioner_h__
21 #define __ardour_auditioner_h__
25 #include <glibmm/threads.h>
27 #include "ardour/ardour.h"
28 #include "ardour/audio_track.h"
29 #include "ardour/midi_region.h"
31 #include "ardour/audio_diskstream.h"
32 #include "ardour/midi_diskstream.h"
40 class Auditioner : public Track
43 Auditioner (Session&);
49 void audition_region (boost::shared_ptr<Region>);
51 void seek_to_frame (frameoffset_t pos) { if (_seek_frame < 0 && !_seeking) { _seek_frame = pos; }}
52 void seek_to_percent (float const pos) { if (_seek_frame < 0 && !_seeking) { _seek_frame = floorf(length * pos / 100.0); }}
54 ARDOUR::AudioPlaylist& prepare_playlist ();
56 int play_audition (framecnt_t nframes);
58 MonitorState monitoring_state () const;
60 void cancel_audition () {
61 g_atomic_int_set (&_auditioning, 0);
64 bool auditioning() const { return g_atomic_int_get (&_auditioning); }
65 bool needs_monitor() const { return via_monitor; }
67 virtual ChanCount input_streams () const;
69 frameoffset_t seek_frame() const { return _seeking ? _seek_frame : -1;}
70 void seek_response(frameoffset_t pos) {
71 _seek_complete = true;
72 if (_seeking) { current_frame = pos; _seek_complete = true;}
75 PBD::Signal2<void, ARDOUR::framecnt_t, ARDOUR::framecnt_t> AuditionProgress;
78 int roll (pframes_t nframes, framepos_t start_frame, framepos_t end_frame, int declick, bool& need_butler);
79 DataType data_type () const;
81 int roll_audio (pframes_t nframes, framepos_t start_frame, framepos_t end_frame, int declick, bool& need_butler);
82 int roll_midi (pframes_t nframes, framepos_t start_frame, framepos_t end_frame, int declick, bool& need_butler);
84 boost::shared_ptr<Diskstream> create_diskstream ();
85 void set_diskstream (boost::shared_ptr<Diskstream> ds);
88 void set_state_part_two () {}
89 int set_state (const XMLNode&, int) { return 0; }
90 bool bounceable (boost::shared_ptr<Processor>, bool) const { return false; }
91 void freeze_me (InterThreadInfo&) {}
94 boost::shared_ptr<Region> bounce (InterThreadInfo&)
95 { return boost::shared_ptr<Region> (); }
97 boost::shared_ptr<Region> bounce_range (framepos_t, framepos_t, InterThreadInfo&, boost::shared_ptr<Processor>, bool)
98 { return boost::shared_ptr<Region> (); }
100 int export_stuff (BufferSet&, framepos_t, framecnt_t, boost::shared_ptr<Processor>, bool, bool)
103 boost::shared_ptr<Diskstream> diskstream_factory (XMLNode const &)
104 { return boost::shared_ptr<Diskstream> (); }
106 boost::shared_ptr<AudioDiskstream> audio_diskstream() const
107 { return boost::dynamic_pointer_cast<AudioDiskstream> (_diskstream); }
109 boost::shared_ptr<MidiDiskstream> midi_diskstream() const
110 { return boost::dynamic_pointer_cast<MidiDiskstream> (_diskstream); }
114 boost::shared_ptr<AudioRegion> the_region;
115 boost::shared_ptr<MidiRegion> midi_region;
116 framepos_t current_frame;
117 mutable gint _auditioning;
118 Glib::Threads::Mutex lock;
120 frameoffset_t _seek_frame;
129 boost::shared_ptr<Diskstream> _diskstream_audio;
130 boost::shared_ptr<Diskstream> _diskstream_midi;
131 boost::shared_ptr<Processor> asynth;
134 void lookup_synth ();
135 void config_changed (std::string);
136 static void *_drop_ports (void *);
137 void actually_drop_ports ();
138 void output_changed (IOChange, void*);
141 }; /* namespace ARDOUR */
143 #endif /* __ardour_auditioner_h__ */