2 Copyright (C) 2006 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 #include "pbd/error.h"
19 #include <sigc++/retype.h>
20 #include <sigc++/retype_return.h>
21 #include <sigc++/bind.h>
23 #include "ardour/track.h"
24 #include "ardour/diskstream.h"
25 #include "ardour/session.h"
26 #include "ardour/io_processor.h"
27 #include "ardour/audioregion.h"
28 #include "ardour/audiosource.h"
29 #include "ardour/route_group_specialized.h"
30 #include "ardour/processor.h"
31 #include "ardour/audioplaylist.h"
32 #include "ardour/panner.h"
33 #include "ardour/utils.h"
34 #include "ardour/port.h"
39 using namespace ARDOUR;
42 Track::Track (Session& sess, string name, Route::Flag flag, TrackMode mode, DataType default_type)
43 : Route (sess, name, 1, -1, -1, -1, flag, default_type)
44 , _rec_enable_control (new RecEnableControllable(*this))
47 _freeze_record.state = NoFreeze;
48 _saved_meter_point = _meter_point;
52 Track::Track (Session& sess, const XMLNode& node, DataType default_type)
53 : Route (sess, node, default_type)
54 , _rec_enable_control (new RecEnableControllable(*this))
56 _freeze_record.state = NoFreeze;
58 _saved_meter_point = _meter_point;
66 Track::set_meter_point (MeterPoint p, void *src)
68 Route::set_meter_point (p, src);
78 Track::get_template ()
84 Track::toggle_monitor_input ()
86 for (PortSet::iterator i = _inputs.begin(); i != _inputs.end(); ++i) {
87 i->ensure_monitor_input(!i->monitoring_input());
92 Track::update_total_latency ()
94 nframes_t old = _own_latency;
97 _own_latency = _user_latency;
101 for (ProcessorList::iterator i = _processors.begin(); i != _processors.end(); ++i) {
102 if ((*i)->active ()) {
103 _own_latency += (*i)->signal_latency ();
110 cerr << _name << ": internal redirect (final) latency = " << _own_latency << endl;
113 set_port_latency (_own_latency);
115 if (old != _own_latency) {
116 signal_latency_changed (); /* EMIT SIGNAL */
122 Track::FreezeRecord::~FreezeRecord ()
124 for (vector<FreezeRecordProcessorInfo*>::iterator i = processor_info.begin(); i != processor_info.end(); ++i) {
130 Track::freeze_state() const
132 return _freeze_record.state;
135 Track::RecEnableControllable::RecEnableControllable (Track& s)
136 : Controllable (X_("recenable")), track (s)
141 Track::RecEnableControllable::set_value (float val)
143 bool bval = ((val >= 0.5f) ? true: false);
144 track.set_record_enable (bval, this);
148 Track::RecEnableControllable::get_value (void) const
150 if (track.record_enabled()) { return 1.0f; }
155 Track::record_enabled () const
157 return _diskstream->record_enabled ();
163 bool will_record = true;
164 for (PortSet::iterator i = _inputs.begin(); i != _inputs.end() && will_record; ++i) {
173 Track::set_record_enable (bool yn, void *src)
175 if (_freeze_record.state == Frozen) {
179 if (_mix_group && src != _mix_group && _mix_group->is_active()) {
180 _mix_group->apply (&Track::set_record_enable, yn, _mix_group);
184 /* keep track of the meter point as it was before we rec-enabled */
185 if (!_diskstream->record_enabled()) {
186 _saved_meter_point = _meter_point;
189 _diskstream->set_record_enabled (yn);
191 if (_diskstream->record_enabled()) {
192 set_meter_point (MeterInput, this);
194 set_meter_point (_saved_meter_point, this);
197 _rec_enable_control->Changed ();
202 Track::set_name (const string& str)
206 if (record_enabled() && _session.actively_recording()) {
207 /* this messes things up if done while recording */
211 if (_diskstream->set_name (str)) {
215 /* save state so that the statefile fully reflects any filename changes */
217 if ((ret = IO::set_name (str)) == 0) {
218 _session.save_state ("");
225 Track::set_latency_delay (nframes_t longest_session_latency)
227 Route::set_latency_delay (longest_session_latency);
228 _diskstream->set_roll_delay (_roll_delay);
232 Track::zero_diskstream_id_in_xml (XMLNode& node)
234 if (node.property ("diskstream-id")) {
235 node.add_property ("diskstream-id", "0");