2 Copyright (C) 1999-2010 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.
27 #include <cstdio> /* sprintf(3) ... grrr */
33 #include <glibmm/threads.h>
34 #include <glibmm/miscutils.h>
35 #include <glibmm/fileutils.h>
37 #include <boost/algorithm/string/erase.hpp>
39 #include "pbd/basename.h"
40 #include "pbd/boost_debug.h"
41 #include "pbd/convert.h"
42 #include "pbd/convert.h"
43 #include "pbd/error.h"
44 #include "pbd/file_utils.h"
46 #include "pbd/search_path.h"
47 #include "pbd/stacktrace.h"
48 #include "pbd/stl_delete.h"
49 #include "pbd/replace_all.h"
50 #include "pbd/unwind.h"
52 #include "ardour/amp.h"
53 #include "ardour/analyser.h"
54 #include "ardour/async_midi_port.h"
55 #include "ardour/audio_buffer.h"
56 #include "ardour/audio_diskstream.h"
57 #include "ardour/audio_port.h"
58 #include "ardour/audio_track.h"
59 #include "ardour/audioengine.h"
60 #include "ardour/audiofilesource.h"
61 #include "ardour/auditioner.h"
62 #include "ardour/buffer_manager.h"
63 #include "ardour/buffer_set.h"
64 #include "ardour/bundle.h"
65 #include "ardour/butler.h"
66 #include "ardour/click.h"
67 #include "ardour/control_protocol_manager.h"
68 #include "ardour/data_type.h"
69 #include "ardour/debug.h"
70 #include "ardour/directory_names.h"
71 #ifdef USE_TRACKS_CODE_FEATURES
72 #include "ardour/engine_state_controller.h"
74 #include "ardour/filename_extensions.h"
75 #include "ardour/graph.h"
76 #include "ardour/midiport_manager.h"
77 #include "ardour/scene_changer.h"
78 #include "ardour/midi_track.h"
79 #include "ardour/midi_ui.h"
80 #include "ardour/operations.h"
81 #include "ardour/playlist.h"
82 #include "ardour/plugin.h"
83 #include "ardour/plugin_insert.h"
84 #include "ardour/process_thread.h"
85 #include "ardour/profile.h"
86 #include "ardour/rc_configuration.h"
87 #include "ardour/recent_sessions.h"
88 #include "ardour/region.h"
89 #include "ardour/region_factory.h"
90 #include "ardour/route_graph.h"
91 #include "ardour/route_group.h"
92 #include "ardour/route_sorters.h"
93 #include "ardour/send.h"
94 #include "ardour/session.h"
95 #include "ardour/session_directory.h"
96 #include "ardour/session_playlists.h"
97 #include "ardour/smf_source.h"
98 #include "ardour/source_factory.h"
99 #include "ardour/speakers.h"
100 #include "ardour/tempo.h"
101 #include "ardour/track.h"
102 #include "ardour/user_bundle.h"
103 #include "ardour/utils.h"
105 #include "midi++/port.h"
106 #include "midi++/mmc.h"
117 using namespace ARDOUR;
120 bool Session::_disable_all_loaded_plugins = false;
122 PBD::Signal1<int,uint32_t> Session::AudioEngineSetupRequired;
123 PBD::Signal1<void,std::string> Session::Dialog;
124 PBD::Signal0<int> Session::AskAboutPendingState;
125 PBD::Signal2<int, framecnt_t, framecnt_t> Session::AskAboutSampleRateMismatch;
126 PBD::Signal0<void> Session::SendFeedback;
127 PBD::Signal3<int,Session*,std::string,DataType> Session::MissingFile;
129 PBD::Signal1<void, framepos_t> Session::StartTimeChanged;
130 PBD::Signal1<void, framepos_t> Session::EndTimeChanged;
131 PBD::Signal2<void,std::string, std::string> Session::Exported;
132 PBD::Signal1<int,boost::shared_ptr<Playlist> > Session::AskAboutPlaylistDeletion;
133 PBD::Signal0<void> Session::Quit;
134 PBD::Signal0<void> Session::FeedbackDetected;
135 PBD::Signal0<void> Session::SuccessfulGraphSort;
136 PBD::Signal2<void,std::string,std::string> Session::VersionMismatch;
138 const framecnt_t Session::bounce_chunk_size = 65536;
139 static void clean_up_session_event (SessionEvent* ev) { delete ev; }
140 const SessionEvent::RTeventCallback Session::rt_cleanup (clean_up_session_event);
142 // seconds should be added after the region exceeds end marker
143 #ifdef USE_TRACKS_CODE_FEATURES
144 const uint32_t Session::session_end_shift = 5;
146 const uint32_t Session::session_end_shift = 0;
149 /** @param snapshot_name Snapshot name, without .ardour suffix */
150 Session::Session (AudioEngine &eng,
151 const string& fullpath,
152 const string& snapshot_name,
153 BusProfile* bus_profile,
155 : playlists (new SessionPlaylists)
157 , process_function (&Session::process_with_events)
158 , _bounce_processing_active (false)
159 , waiting_for_sync_offset (false)
160 , _base_frame_rate (0)
161 , _current_frame_rate (0)
162 , _nominal_frame_rate (0)
163 , transport_sub_state (0)
164 , _record_status (Disabled)
165 , _transport_frame (0)
166 , _session_range_location (0)
169 , _transport_speed (0)
170 , _default_transport_speed (1.0)
171 , _last_transport_speed (0)
172 , _target_transport_speed (0.0)
173 , auto_play_legal (false)
174 , _last_slave_transport_frame (0)
175 , maximum_output_latency (0)
176 , _requested_return_frame (-1)
177 , current_block_size (0)
178 , _worst_output_latency (0)
179 , _worst_input_latency (0)
180 , _worst_track_latency (0)
181 , _have_captured (false)
182 , _non_soloed_outs_muted (false)
184 , _solo_isolated_cnt (0)
186 , _was_seamless (Config->get_seamless_loop ())
187 , _under_nsm_control (false)
189 , delta_accumulator_cnt (0)
190 , average_slave_delta (1800) // !!! why 1800 ???
192 , have_first_delta_accumulator (false)
193 , _slave_state (Stopped)
194 , _mtc_active (false)
195 , _ltc_active (false)
196 , post_export_sync (false)
197 , post_export_position (0)
199 , _export_started (false)
200 , _export_rolling (false)
201 , _pre_export_mmc_enabled (false)
202 , _name (snapshot_name)
204 , _send_qf_mtc (false)
205 , _pframes_since_last_mtc (0)
206 , session_midi_feedback (0)
208 , loop_changing (false)
210 , _session_dir (new SessionDirectory (fullpath))
211 , _current_snapshot_name (snapshot_name)
213 , state_was_pending (false)
214 , _state_of_the_state (StateOfTheState(CannotSave|InitialConnecting|Loading))
216 , _save_queued (false)
217 , _last_roll_location (0)
218 , _last_roll_or_reversal_location (0)
219 , _last_record_location (0)
220 , pending_locate_roll (false)
221 , pending_locate_frame (0)
222 , pending_locate_flush (false)
223 , pending_abort (false)
224 , pending_auto_loop (false)
225 , _butler (new Butler (*this))
226 , _post_transport_work (0)
227 , cumulative_rf_motion (0)
229 , _locations (new Locations (*this))
230 , _ignore_skips_updates (false)
231 , _rt_thread_active (false)
232 , _rt_emit_pending (false)
234 , outbound_mtc_timecode_frame (0)
235 , next_quarter_frame_to_send (-1)
236 , _frames_per_timecode_frame (0)
237 , _frames_per_hour (0)
238 , _timecode_frames_per_hour (0)
239 , last_timecode_valid (false)
240 , last_timecode_when (0)
241 , _send_timecode_update (false)
253 , ltc_timecode_offset (0)
254 , ltc_timecode_negative_offset (false)
255 , midi_control_ui (0)
257 , _all_route_group (new RouteGroup (*this, "all"))
258 , routes (new RouteList)
259 , _adding_routes_in_progress (false)
260 , _reconnecting_routes_in_progress (false)
261 , _route_deletion_in_progress (false)
262 , destructive_index (0)
263 , _track_number_decimals(1)
264 , solo_update_disabled (false)
265 , default_fade_steepness (0)
266 , default_fade_msecs (0)
267 , _total_free_4k_blocks (0)
268 , _total_free_4k_blocks_uncertain (false)
269 , no_questions_about_missing_files (false)
272 , _bundles (new BundleList)
273 , _bundle_xml_node (0)
277 , click_emphasis_data (0)
279 , click_emphasis_length (0)
280 , _clicks_cleared (0)
281 , _play_range (false)
282 , _range_selection (-1,-1)
283 , _object_selection (-1,-1)
285 , first_file_data_format_reset (true)
286 , first_file_header_format_reset (true)
287 , have_looped (false)
288 , _have_rec_enabled_track (false)
289 , _have_rec_disabled_track (true)
291 , _suspend_timecode_transmission (0)
292 , _speakers (new Speakers)
294 , ignore_route_processor_changes (false)
301 pthread_mutex_init (&_rt_emit_mutex, 0);
302 pthread_cond_init (&_rt_emit_cond, 0);
304 pre_engine_init (fullpath);
308 #ifdef USE_TRACKS_CODE_FEATURES
309 sr = EngineStateController::instance()->get_current_sample_rate();
311 if (ensure_engine (sr)) {
313 throw failed_constructor ();
316 if (create (mix_template, bus_profile)) {
318 throw failed_constructor ();
321 /* if a mix template was provided, then ::create() will
322 * have copied it into the session and we need to load it
323 * so that we have the state ready for ::set_state()
324 * after the engine is started.
326 * Note that we do NOT try to get the sample rate from
327 * the template at this time, though doing so would
328 * be easy if we decided this was an appropriate part
332 if (!mix_template.empty()) {
333 if (load_state (_current_snapshot_name)) {
334 throw failed_constructor ();
336 store_recent_templates (mix_template);
339 /* load default session properties - if any */
344 if (load_state (_current_snapshot_name)) {
345 throw failed_constructor ();
348 /* try to get sample rate from XML state so that we
349 * can influence the SR if we set up the audio
354 const XMLProperty* prop;
355 if ((prop = state_tree->root()->property (X_("sample-rate"))) != 0) {
356 sr = atoi (prop->value());
360 if (ensure_engine (sr)) {
362 throw failed_constructor ();
366 if (post_engine_init ()) {
368 throw failed_constructor ();
371 store_recent_sessions (_name, _path);
373 bool was_dirty = dirty();
375 _state_of_the_state = StateOfTheState (_state_of_the_state & ~Dirty);
377 Config->ParameterChanged.connect_same_thread (*this, boost::bind (&Session::config_changed, this, _1, false));
378 config.ParameterChanged.connect_same_thread (*this, boost::bind (&Session::config_changed, this, _1, true));
381 DirtyChanged (); /* EMIT SIGNAL */
384 StartTimeChanged.connect_same_thread (*this, boost::bind (&Session::start_time_changed, this, _1));
385 EndTimeChanged.connect_same_thread (*this, boost::bind (&Session::end_time_changed, this, _1));
389 emit_thread_start ();
391 /* hook us up to the engine since we are now completely constructed */
393 BootMessage (_("Connect to engine"));
395 _engine.set_session (this);
396 _engine.reset_timebase ();
398 #ifdef USE_TRACKS_CODE_FEATURES
400 EngineStateController::instance()->set_session(this);
403 if ( ARDOUR::Profile->get_trx () ) {
405 /* Waves Tracks: fill session with tracks basing on the amount of inputs.
406 * each available input must have corresponding track when session starts.
409 uint32_t how_many (0);
411 std::vector<std::string> inputs;
412 EngineStateController::instance()->get_physical_audio_inputs(inputs);
414 how_many = inputs.size();
416 list<boost::shared_ptr<AudioTrack> > tracks;
418 // Track names after driver
419 if (Config->get_tracks_auto_naming() == NameAfterDriver) {
420 string track_name = "";
421 for (std::vector<string>::size_type i = 0; i < inputs.size(); ++i) {
423 track_name = inputs[i];
424 replace_all (track_name, "system:capture", "");
426 list<boost::shared_ptr<AudioTrack> > single_track = new_audio_track (1, 1, Normal, 0, 1, track_name);
427 tracks.insert(tracks.begin(), single_track.front());
429 } else { // Default track names
430 tracks = new_audio_track (1, 1, Normal, 0, how_many, string());
433 if (tracks.size() != how_many) {
435 throw failed_constructor ();
444 BootMessage (_("Session loading complete"));
456 Session::ensure_engine (uint32_t desired_sample_rate)
458 if (_engine.current_backend() == 0) {
459 /* backend is unknown ... */
460 boost::optional<int> r = AudioEngineSetupRequired (desired_sample_rate);
461 if (r.get_value_or (-1) != 0) {
464 } else if (_engine.setup_required()) {
465 /* backend is known, but setup is needed */
466 boost::optional<int> r = AudioEngineSetupRequired (desired_sample_rate);
467 if (r.get_value_or (-1) != 0) {
470 } else if (!_engine.running()) {
471 if (_engine.start()) {
476 /* at this point the engine should be running
479 if (!_engine.running()) {
483 return immediately_post_engine ();
488 Session::immediately_post_engine ()
490 /* Do various initializations that should take place directly after we
491 * know that the engine is running, but before we either create a
492 * session or set state for an existing one.
495 if (how_many_dsp_threads () > 1) {
496 /* For now, only create the graph if we are using >1 DSP threads, as
497 it is a bit slower than the old code with 1 thread.
499 _process_graph.reset (new Graph (*this));
502 /* every time we reconnect, recompute worst case output latencies */
504 _engine.Running.connect_same_thread (*this, boost::bind (&Session::initialize_latencies, this));
506 if (synced_to_engine()) {
507 _engine.transport_stop ();
510 if (config.get_jack_time_master()) {
511 _engine.transport_locate (_transport_frame);
515 BootMessage (_("Set up LTC"));
517 BootMessage (_("Set up Click"));
519 BootMessage (_("Set up standard connections"));
523 catch (failed_constructor& err) {
527 /* TODO, connect in different thread. (PortRegisteredOrUnregistered may be in RT context)
529 _engine.PortRegisteredOrUnregistered.connect_same_thread (*this, boost::bind (&Session::setup_bundles, this));
537 vector<void*> debug_pointers;
539 /* if we got to here, leaving pending capture state around
543 remove_pending_capture_state ();
545 _state_of_the_state = StateOfTheState (CannotSave|Deletion);
547 /* disconnect from any and all signals that we are connected to */
551 _engine.remove_session ();
553 #ifdef USE_TRACKS_CODE_FEATURES
554 EngineStateController::instance()->remove_session();
557 /* deregister all ports - there will be no process or any other
558 * callbacks from the engine any more.
561 Port::PortDrop (); /* EMIT SIGNAL */
565 /* clear history so that no references to objects are held any more */
569 /* clear state tree so that no references to objects are held any more */
574 /* reset dynamic state version back to default */
576 Stateful::loading_state_version = 0;
578 _butler->drop_references ();
582 delete _all_route_group;
584 DEBUG_TRACE (DEBUG::Destruction, "delete route groups\n");
585 for (list<RouteGroup *>::iterator i = _route_groups.begin(); i != _route_groups.end(); ++i) {
589 if (click_data != default_click) {
590 delete [] click_data;
593 if (click_emphasis_data != default_click_emphasis) {
594 delete [] click_emphasis_data;
599 /* need to remove auditioner before monitoring section
600 * otherwise it is re-connected */
603 /* drop references to routes held by the monitoring section
604 * specifically _monitor_out aux/listen references */
605 remove_monitor_section();
607 /* clear out any pending dead wood from RCU managed objects */
612 AudioDiskstream::free_working_buffers();
614 /* tell everyone who is still standing that we're about to die */
617 /* tell everyone to drop references and delete objects as we go */
619 DEBUG_TRACE (DEBUG::Destruction, "delete regions\n");
620 RegionFactory::delete_all_regions ();
622 DEBUG_TRACE (DEBUG::Destruction, "delete routes\n");
624 /* reset these three references to special routes before we do the usual route delete thing */
626 _master_out.reset ();
627 _monitor_out.reset ();
630 RCUWriter<RouteList> writer (routes);
631 boost::shared_ptr<RouteList> r = writer.get_copy ();
633 for (RouteList::iterator i = r->begin(); i != r->end(); ++i) {
634 DEBUG_TRACE(DEBUG::Destruction, string_compose ("Dropping for route %1 ; pre-ref = %2\n", (*i)->name(), (*i).use_count()));
635 (*i)->drop_references ();
639 /* writer goes out of scope and updates master */
644 DEBUG_TRACE (DEBUG::Destruction, "delete sources\n");
645 Glib::Threads::Mutex::Lock lm (source_lock);
646 for (SourceMap::iterator i = sources.begin(); i != sources.end(); ++i) {
647 DEBUG_TRACE(DEBUG::Destruction, string_compose ("Dropping for source %1 ; pre-ref = %2\n", i->second->name(), i->second.use_count()));
648 i->second->drop_references ();
654 /* not strictly necessary, but doing it here allows the shared_ptr debugging to work */
657 emit_thread_terminate ();
659 pthread_cond_destroy (&_rt_emit_cond);
660 pthread_mutex_destroy (&_rt_emit_mutex);
662 delete _scene_changer; _scene_changer = 0;
663 delete midi_control_ui; midi_control_ui = 0;
665 delete _mmc; _mmc = 0;
666 delete _midi_ports; _midi_ports = 0;
667 delete _locations; _locations = 0;
671 DEBUG_TRACE (DEBUG::Destruction, "Session::destroy() done\n");
673 #ifdef BOOST_SP_ENABLE_DEBUG_HOOKS
674 boost_debug_list_ptrs ();
679 Session::setup_ltc ()
683 _ltc_input.reset (new IO (*this, X_("LTC In"), IO::Input));
684 _ltc_output.reset (new IO (*this, X_("LTC Out"), IO::Output));
686 if (state_tree && (child = find_named_node (*state_tree->root(), X_("LTC In"))) != 0) {
687 _ltc_input->set_state (*(child->children().front()), Stateful::loading_state_version);
690 Glib::Threads::Mutex::Lock lm (AudioEngine::instance()->process_lock ());
691 _ltc_input->ensure_io (ChanCount (DataType::AUDIO, 1), true, this);
693 reconnect_ltc_input ();
696 if (state_tree && (child = find_named_node (*state_tree->root(), X_("LTC Out"))) != 0) {
697 _ltc_output->set_state (*(child->children().front()), Stateful::loading_state_version);
700 Glib::Threads::Mutex::Lock lm (AudioEngine::instance()->process_lock ());
701 _ltc_output->ensure_io (ChanCount (DataType::AUDIO, 1), true, this);
703 reconnect_ltc_output ();
706 /* fix up names of LTC ports because we don't want the normal
707 * IO style of NAME/TYPE-{in,out}N
710 _ltc_input->nth (0)->set_name (X_("LTC-in"));
711 _ltc_output->nth (0)->set_name (X_("LTC-out"));
715 Session::setup_click ()
718 _click_io.reset (new ClickIO (*this, X_("Click")));
719 _click_gain.reset (new Amp (*this));
720 _click_gain->activate ();
722 setup_click_state (state_tree->root());
724 setup_click_state (0);
729 Session::setup_click_state (const XMLNode* node)
731 const XMLNode* child = 0;
733 if (node && (child = find_named_node (*node, "Click")) != 0) {
735 /* existing state for Click */
738 if (Stateful::loading_state_version < 3000) {
739 c = _click_io->set_state_2X (*child->children().front(), Stateful::loading_state_version, false);
741 const XMLNodeList& children (child->children());
742 XMLNodeList::const_iterator i = children.begin();
743 if ((c = _click_io->set_state (**i, Stateful::loading_state_version)) == 0) {
745 if (i != children.end()) {
746 c = _click_gain->set_state (**i, Stateful::loading_state_version);
752 _clicking = Config->get_clicking ();
756 error << _("could not setup Click I/O") << endmsg;
763 /* default state for Click: dual-mono to first 2 physical outputs */
766 _engine.get_physical_outputs (DataType::AUDIO, outs);
768 for (uint32_t physport = 0; physport < 2; ++physport) {
769 if (outs.size() > physport) {
770 if (_click_io->add_port (outs[physport], this)) {
771 // relax, even though its an error
776 if (_click_io->n_ports () > ChanCount::ZERO) {
777 _clicking = Config->get_clicking ();
783 Session::setup_bundles ()
787 RCUWriter<BundleList> writer (_bundles);
788 boost::shared_ptr<BundleList> b = writer.get_copy ();
789 for (BundleList::iterator i = b->begin(); i != b->end();) {
790 if (boost::dynamic_pointer_cast<UserBundle>(*i)) {
798 vector<string> inputs[DataType::num_types];
799 vector<string> outputs[DataType::num_types];
800 for (uint32_t i = 0; i < DataType::num_types; ++i) {
801 _engine.get_physical_inputs (DataType (DataType::Symbol (i)), inputs[i]);
802 _engine.get_physical_outputs (DataType (DataType::Symbol (i)), outputs[i]);
805 /* Create a set of Bundle objects that map
806 to the physical I/O currently available. We create both
807 mono and stereo bundles, so that the common cases of mono
808 and stereo tracks get bundles to put in their mixer strip
809 in / out menus. There may be a nicer way of achieving that;
810 it doesn't really scale that well to higher channel counts
813 /* mono output bundles */
815 for (uint32_t np = 0; np < outputs[DataType::AUDIO].size(); ++np) {
817 std::string pn = _engine.get_pretty_name_by_name (outputs[DataType::AUDIO][np]);
819 snprintf (buf, sizeof (buf), _("out %s"), pn.substr(0,12).c_str());
821 snprintf (buf, sizeof (buf), _("out %" PRIu32), np+1);
824 boost::shared_ptr<Bundle> c (new Bundle (buf, true));
825 c->add_channel (_("mono"), DataType::AUDIO);
826 c->set_port (0, outputs[DataType::AUDIO][np]);
828 add_bundle (c, false);
831 /* stereo output bundles */
833 for (uint32_t np = 0; np < outputs[DataType::AUDIO].size(); np += 2) {
834 if (np + 1 < outputs[DataType::AUDIO].size()) {
836 snprintf (buf, sizeof(buf), _("out %" PRIu32 "+%" PRIu32), np + 1, np + 2);
837 boost::shared_ptr<Bundle> c (new Bundle (buf, true));
838 c->add_channel (_("L"), DataType::AUDIO);
839 c->set_port (0, outputs[DataType::AUDIO][np]);
840 c->add_channel (_("R"), DataType::AUDIO);
841 c->set_port (1, outputs[DataType::AUDIO][np + 1]);
843 add_bundle (c, false);
847 /* mono input bundles */
849 for (uint32_t np = 0; np < inputs[DataType::AUDIO].size(); ++np) {
851 std::string pn = _engine.get_pretty_name_by_name (inputs[DataType::AUDIO][np]);
853 snprintf (buf, sizeof (buf), _("in %s"), pn.substr(0,12).c_str());
855 snprintf (buf, sizeof (buf), _("in %" PRIu32), np+1);
858 boost::shared_ptr<Bundle> c (new Bundle (buf, false));
859 c->add_channel (_("mono"), DataType::AUDIO);
860 c->set_port (0, inputs[DataType::AUDIO][np]);
862 add_bundle (c, false);
865 /* stereo input bundles */
867 for (uint32_t np = 0; np < inputs[DataType::AUDIO].size(); np += 2) {
868 if (np + 1 < inputs[DataType::AUDIO].size()) {
870 snprintf (buf, sizeof(buf), _("in %" PRIu32 "+%" PRIu32), np + 1, np + 2);
872 boost::shared_ptr<Bundle> c (new Bundle (buf, false));
873 c->add_channel (_("L"), DataType::AUDIO);
874 c->set_port (0, inputs[DataType::AUDIO][np]);
875 c->add_channel (_("R"), DataType::AUDIO);
876 c->set_port (1, inputs[DataType::AUDIO][np + 1]);
878 add_bundle (c, false);
882 /* MIDI input bundles */
884 for (uint32_t np = 0; np < inputs[DataType::MIDI].size(); ++np) {
885 string n = inputs[DataType::MIDI][np];
886 std::string pn = _engine.get_pretty_name_by_name (n);
890 boost::erase_first (n, X_("alsa_pcm:"));
892 boost::shared_ptr<Bundle> c (new Bundle (n, false));
893 c->add_channel ("", DataType::MIDI);
894 c->set_port (0, inputs[DataType::MIDI][np]);
895 add_bundle (c, false);
898 /* MIDI output bundles */
900 for (uint32_t np = 0; np < outputs[DataType::MIDI].size(); ++np) {
901 string n = outputs[DataType::MIDI][np];
902 std::string pn = _engine.get_pretty_name_by_name (n);
906 boost::erase_first (n, X_("alsa_pcm:"));
908 boost::shared_ptr<Bundle> c (new Bundle (n, true));
909 c->add_channel ("", DataType::MIDI);
910 c->set_port (0, outputs[DataType::MIDI][np]);
911 add_bundle (c, false);
914 // we trust the backend to only calls us if there's a change
915 BundleAddedOrRemoved (); /* EMIT SIGNAL */
919 Session::auto_connect_master_bus ()
921 if (!_master_out || !Config->get_auto_connect_standard_busses() || _monitor_out) {
925 // Waves Tracks: Do not connect master bas for Tracks if AutoConnectMaster option is not set
926 // In this case it means "Multi Out" output mode
927 if (ARDOUR::Profile->get_trx() && !(Config->get_output_auto_connect() & AutoConnectMaster) ) {
931 /* if requested auto-connect the outputs to the first N physical ports.
934 uint32_t limit = _master_out->n_outputs().n_total();
935 vector<string> outputs[DataType::num_types];
937 for (uint32_t i = 0; i < DataType::num_types; ++i) {
938 _engine.get_physical_outputs (DataType (DataType::Symbol (i)), outputs[i]);
941 for (uint32_t n = 0; n < limit; ++n) {
942 boost::shared_ptr<Port> p = _master_out->output()->nth (n);
944 if (outputs[p->type()].size() > n) {
945 connect_to = outputs[p->type()][n];
948 if (!connect_to.empty() && p->connected_to (connect_to) == false) {
949 if (_master_out->output()->connect (p, connect_to, this)) {
950 error << string_compose (_("cannot connect master output %1 to %2"), n, connect_to)
959 Session::remove_monitor_section ()
961 if (!_monitor_out || Profile->get_trx()) {
965 /* force reversion to Solo-In-Place */
966 Config->set_solo_control_is_listen_control (false);
968 /* if we are auditioning, cancel it ... this is a workaround
969 to a problem (auditioning does not execute the process graph,
970 which is needed to remove routes when using >1 core for processing)
975 /* Hold process lock while doing this so that we don't hear bits and
976 * pieces of audio as we work on each route.
979 Glib::Threads::Mutex::Lock lm (AudioEngine::instance()->process_lock ());
981 /* Connect tracks to monitor section. Note that in an
982 existing session, the internal sends will already exist, but we want the
983 routes to notice that they connect to the control out specifically.
987 boost::shared_ptr<RouteList> r = routes.reader ();
988 PBD::Unwinder<bool> uw (ignore_route_processor_changes, true);
990 for (RouteList::iterator x = r->begin(); x != r->end(); ++x) {
992 if ((*x)->is_monitor()) {
994 } else if ((*x)->is_master()) {
997 (*x)->remove_aux_or_listen (_monitor_out);
1002 remove_route (_monitor_out);
1003 auto_connect_master_bus ();
1006 auditioner->connect ();
1011 Session::add_monitor_section ()
1015 if (_monitor_out || !_master_out || Profile->get_trx()) {
1019 boost::shared_ptr<Route> r (new Route (*this, _("Monitor"), Route::MonitorOut, DataType::AUDIO));
1025 #ifdef BOOST_SP_ENABLE_DEBUG_HOOKS
1026 // boost_debug_shared_ptr_mark_interesting (r.get(), "Route");
1029 Glib::Threads::Mutex::Lock lm (AudioEngine::instance()->process_lock ());
1030 r->input()->ensure_io (_master_out->output()->n_ports(), false, this);
1031 r->output()->ensure_io (_master_out->output()->n_ports(), false, this);
1035 add_routes (rl, false, false, false);
1037 assert (_monitor_out);
1039 /* AUDIO ONLY as of june 29th 2009, because listen semantics for anything else
1040 are undefined, at best.
1043 uint32_t limit = _monitor_out->n_inputs().n_audio();
1047 /* connect the inputs to the master bus outputs. this
1048 * represents a separate data feed from the internal sends from
1049 * each route. as of jan 2011, it allows the monitor section to
1050 * conditionally ignore either the internal sends or the normal
1051 * input feed, but we should really find a better way to do
1055 _master_out->output()->disconnect (this);
1057 for (uint32_t n = 0; n < limit; ++n) {
1058 boost::shared_ptr<AudioPort> p = _monitor_out->input()->ports().nth_audio_port (n);
1059 boost::shared_ptr<AudioPort> o = _master_out->output()->ports().nth_audio_port (n);
1062 string connect_to = o->name();
1063 if (_monitor_out->input()->connect (p, connect_to, this)) {
1064 error << string_compose (_("cannot connect control input %1 to %2"), n, connect_to)
1072 /* if monitor section is not connected, connect it to physical outs
1075 if (Config->get_auto_connect_standard_busses() && !_monitor_out->output()->connected ()) {
1077 if (!Config->get_monitor_bus_preferred_bundle().empty()) {
1079 boost::shared_ptr<Bundle> b = bundle_by_name (Config->get_monitor_bus_preferred_bundle());
1082 _monitor_out->output()->connect_ports_to_bundle (b, true, this);
1084 warning << string_compose (_("The preferred I/O for the monitor bus (%1) cannot be found"),
1085 Config->get_monitor_bus_preferred_bundle())
1091 /* Monitor bus is audio only */
1093 vector<string> outputs[DataType::num_types];
1095 for (uint32_t i = 0; i < DataType::num_types; ++i) {
1096 _engine.get_physical_outputs (DataType (DataType::Symbol (i)), outputs[i]);
1099 uint32_t mod = outputs[DataType::AUDIO].size();
1100 uint32_t limit = _monitor_out->n_outputs().get (DataType::AUDIO);
1104 for (uint32_t n = 0; n < limit; ++n) {
1106 boost::shared_ptr<Port> p = _monitor_out->output()->ports().port(DataType::AUDIO, n);
1108 if (outputs[DataType::AUDIO].size() > (n % mod)) {
1109 connect_to = outputs[DataType::AUDIO][n % mod];
1112 if (!connect_to.empty()) {
1113 if (_monitor_out->output()->connect (p, connect_to, this)) {
1114 error << string_compose (
1115 _("cannot connect control output %1 to %2"),
1126 /* Hold process lock while doing this so that we don't hear bits and
1127 * pieces of audio as we work on each route.
1130 Glib::Threads::Mutex::Lock lm (AudioEngine::instance()->process_lock ());
1132 /* Connect tracks to monitor section. Note that in an
1133 existing session, the internal sends will already exist, but we want the
1134 routes to notice that they connect to the control out specifically.
1138 boost::shared_ptr<RouteList> rls = routes.reader ();
1140 PBD::Unwinder<bool> uw (ignore_route_processor_changes, true);
1142 for (RouteList::iterator x = rls->begin(); x != rls->end(); ++x) {
1144 if ((*x)->is_monitor()) {
1146 } else if ((*x)->is_master()) {
1149 (*x)->enable_monitor_send ();
1154 auditioner->connect ();
1159 Session::reset_monitor_section ()
1161 /* Process lock should be held by the caller.*/
1163 if (!_monitor_out || Profile->get_trx()) {
1167 uint32_t limit = _master_out->n_outputs().n_audio();
1169 /* connect the inputs to the master bus outputs. this
1170 * represents a separate data feed from the internal sends from
1171 * each route. as of jan 2011, it allows the monitor section to
1172 * conditionally ignore either the internal sends or the normal
1173 * input feed, but we should really find a better way to do
1177 _master_out->output()->disconnect (this);
1178 _monitor_out->output()->disconnect (this);
1180 _monitor_out->input()->ensure_io (_master_out->output()->n_ports(), false, this);
1181 _monitor_out->output()->ensure_io (_master_out->output()->n_ports(), false, this);
1183 for (uint32_t n = 0; n < limit; ++n) {
1184 boost::shared_ptr<AudioPort> p = _monitor_out->input()->ports().nth_audio_port (n);
1185 boost::shared_ptr<AudioPort> o = _master_out->output()->ports().nth_audio_port (n);
1188 string connect_to = o->name();
1189 if (_monitor_out->input()->connect (p, connect_to, this)) {
1190 error << string_compose (_("cannot connect control input %1 to %2"), n, connect_to)
1197 /* connect monitor section to physical outs
1200 if (Config->get_auto_connect_standard_busses()) {
1202 if (!Config->get_monitor_bus_preferred_bundle().empty()) {
1204 boost::shared_ptr<Bundle> b = bundle_by_name (Config->get_monitor_bus_preferred_bundle());
1207 _monitor_out->output()->connect_ports_to_bundle (b, true, this);
1209 warning << string_compose (_("The preferred I/O for the monitor bus (%1) cannot be found"),
1210 Config->get_monitor_bus_preferred_bundle())
1216 /* Monitor bus is audio only */
1218 vector<string> outputs[DataType::num_types];
1220 for (uint32_t i = 0; i < DataType::num_types; ++i) {
1221 _engine.get_physical_outputs (DataType (DataType::Symbol (i)), outputs[i]);
1224 uint32_t mod = outputs[DataType::AUDIO].size();
1225 uint32_t limit = _monitor_out->n_outputs().get (DataType::AUDIO);
1229 for (uint32_t n = 0; n < limit; ++n) {
1231 boost::shared_ptr<Port> p = _monitor_out->output()->ports().port(DataType::AUDIO, n);
1233 if (outputs[DataType::AUDIO].size() > (n % mod)) {
1234 connect_to = outputs[DataType::AUDIO][n % mod];
1237 if (!connect_to.empty()) {
1238 if (_monitor_out->output()->connect (p, connect_to, this)) {
1239 error << string_compose (
1240 _("cannot connect control output %1 to %2"),
1251 /* Connect tracks to monitor section. Note that in an
1252 existing session, the internal sends will already exist, but we want the
1253 routes to notice that they connect to the control out specifically.
1257 boost::shared_ptr<RouteList> rls = routes.reader ();
1259 PBD::Unwinder<bool> uw (ignore_route_processor_changes, true);
1261 for (RouteList::iterator x = rls->begin(); x != rls->end(); ++x) {
1263 if ((*x)->is_monitor()) {
1265 } else if ((*x)->is_master()) {
1268 (*x)->enable_monitor_send ();
1274 Session::hookup_io ()
1276 /* stop graph reordering notifications from
1277 causing resorts, etc.
1280 _state_of_the_state = StateOfTheState (_state_of_the_state | InitialConnecting);
1284 /* we delay creating the auditioner till now because
1285 it makes its own connections to ports.
1289 boost::shared_ptr<Auditioner> a (new Auditioner (*this));
1291 throw failed_constructor ();
1293 a->use_new_diskstream ();
1297 catch (failed_constructor& err) {
1298 warning << _("cannot create Auditioner: no auditioning of regions possible") << endmsg;
1302 /* load bundles, which we may have postponed earlier on */
1303 if (_bundle_xml_node) {
1304 load_bundles (*_bundle_xml_node);
1305 delete _bundle_xml_node;
1308 /* Tell all IO objects to connect themselves together */
1310 IO::enable_connecting ();
1312 /* Now tell all "floating" ports to connect to whatever
1313 they should be connected to.
1316 AudioEngine::instance()->reconnect_ports ();
1318 /* Anyone who cares about input state, wake up and do something */
1320 IOConnectionsComplete (); /* EMIT SIGNAL */
1322 _state_of_the_state = StateOfTheState (_state_of_the_state & ~InitialConnecting);
1324 /* now handle the whole enchilada as if it was one
1325 graph reorder event.
1330 /* update the full solo state, which can't be
1331 correctly determined on a per-route basis, but
1332 needs the global overview that only the session
1336 update_route_solo_state ();
1340 Session::track_playlist_changed (boost::weak_ptr<Track> wp)
1342 boost::shared_ptr<Track> track = wp.lock ();
1347 boost::shared_ptr<Playlist> playlist;
1349 if ((playlist = track->playlist()) != 0) {
1350 playlist->RegionAdded.connect_same_thread (*this, boost::bind (&Session::playlist_region_added, this, _1));
1351 playlist->RangesMoved.connect_same_thread (*this, boost::bind (&Session::playlist_ranges_moved, this, _1));
1352 playlist->RegionsExtended.connect_same_thread (*this, boost::bind (&Session::playlist_regions_extended, this, _1));
1357 Session::record_enabling_legal () const
1359 /* this used to be in here, but survey says.... we don't need to restrict it */
1360 // if (record_status() == Recording) {
1364 if (Config->get_all_safe()) {
1371 Session::set_track_monitor_input_status (bool yn)
1373 boost::shared_ptr<RouteList> rl = routes.reader ();
1374 for (RouteList::iterator i = rl->begin(); i != rl->end(); ++i) {
1375 boost::shared_ptr<AudioTrack> tr = boost::dynamic_pointer_cast<AudioTrack> (*i);
1376 if (tr && tr->record_enabled ()) {
1377 //cerr << "switching to input = " << !auto_input << __FILE__ << __LINE__ << endl << endl;
1378 tr->request_input_monitoring (yn);
1384 Session::auto_punch_start_changed (Location* location)
1386 replace_event (SessionEvent::PunchIn, location->start());
1388 if (get_record_enabled() && config.get_punch_in()) {
1389 /* capture start has been changed, so save new pending state */
1390 save_state ("", true);
1395 Session::auto_punch_end_changed (Location* location)
1397 framepos_t when_to_stop = location->end();
1398 // when_to_stop += _worst_output_latency + _worst_input_latency;
1399 replace_event (SessionEvent::PunchOut, when_to_stop);
1403 Session::auto_punch_changed (Location* location)
1405 framepos_t when_to_stop = location->end();
1407 replace_event (SessionEvent::PunchIn, location->start());
1408 //when_to_stop += _worst_output_latency + _worst_input_latency;
1409 replace_event (SessionEvent::PunchOut, when_to_stop);
1412 /** @param loc A loop location.
1413 * @param pos Filled in with the start time of the required fade-out (in session frames).
1414 * @param length Filled in with the length of the required fade-out.
1417 Session::auto_loop_declick_range (Location* loc, framepos_t & pos, framepos_t & length)
1419 pos = max (loc->start(), loc->end() - 64);
1420 length = loc->end() - pos;
1424 Session::auto_loop_changed (Location* location)
1426 replace_event (SessionEvent::AutoLoop, location->end(), location->start());
1429 auto_loop_declick_range (location, dcp, dcl);
1431 if (transport_rolling() && play_loop) {
1433 replace_event (SessionEvent::AutoLoopDeclick, dcp, dcl);
1435 // if (_transport_frame > location->end()) {
1437 if (_transport_frame < location->start() || _transport_frame > location->end()) {
1438 // relocate to beginning of loop
1439 clear_events (SessionEvent::LocateRoll);
1441 request_locate (location->start(), true);
1444 else if (Config->get_seamless_loop() && !loop_changing) {
1446 // schedule a locate-roll to refill the diskstreams at the
1447 // previous loop end
1448 loop_changing = true;
1450 if (location->end() > last_loopend) {
1451 clear_events (SessionEvent::LocateRoll);
1452 SessionEvent *ev = new SessionEvent (SessionEvent::LocateRoll, SessionEvent::Add, last_loopend, last_loopend, 0, true);
1458 clear_events (SessionEvent::AutoLoopDeclick);
1459 clear_events (SessionEvent::AutoLoop);
1462 /* possibly move playhead if not rolling; if we are rolling we'll move
1463 to the loop start on stop if that is appropriate.
1468 if (!transport_rolling() && select_playhead_priority_target (pos)) {
1469 if (pos == location->start()) {
1470 request_locate (pos);
1475 last_loopend = location->end();
1480 Session::set_auto_punch_location (Location* location)
1484 if ((existing = _locations->auto_punch_location()) != 0 && existing != location) {
1485 punch_connections.drop_connections();
1486 existing->set_auto_punch (false, this);
1487 remove_event (existing->start(), SessionEvent::PunchIn);
1488 clear_events (SessionEvent::PunchOut);
1489 auto_punch_location_changed (0);
1494 if (location == 0) {
1498 if (location->end() <= location->start()) {
1499 error << _("Session: you can't use that location for auto punch (start <= end)") << endmsg;
1503 punch_connections.drop_connections ();
1505 location->StartChanged.connect_same_thread (punch_connections, boost::bind (&Session::auto_punch_start_changed, this, location));
1506 location->EndChanged.connect_same_thread (punch_connections, boost::bind (&Session::auto_punch_end_changed, this, location));
1507 location->Changed.connect_same_thread (punch_connections, boost::bind (&Session::auto_punch_changed, this, location));
1509 location->set_auto_punch (true, this);
1511 auto_punch_changed (location);
1513 auto_punch_location_changed (location);
1517 Session::set_session_extents (framepos_t start, framepos_t end)
1520 if ((existing = _locations->session_range_location()) == 0) {
1521 //if there is no existing session, we need to make a new session location (should never happen)
1522 existing = new Location (*this, 0, 0, _("session"), Location::IsSessionRange);
1526 error << _("Session: you can't use that location for session start/end)") << endmsg;
1530 existing->set( start, end );
1536 Session::set_auto_loop_location (Location* location)
1540 if ((existing = _locations->auto_loop_location()) != 0 && existing != location) {
1541 loop_connections.drop_connections ();
1542 existing->set_auto_loop (false, this);
1543 remove_event (existing->end(), SessionEvent::AutoLoop);
1546 auto_loop_declick_range (existing, dcp, dcl);
1547 remove_event (dcp, SessionEvent::AutoLoopDeclick);
1548 auto_loop_location_changed (0);
1553 if (location == 0) {
1557 if (location->end() <= location->start()) {
1558 error << _("You cannot use this location for auto-loop because it has zero or negative length") << endmsg;
1562 last_loopend = location->end();
1564 loop_connections.drop_connections ();
1566 location->StartChanged.connect_same_thread (loop_connections, boost::bind (&Session::auto_loop_changed, this, location));
1567 location->EndChanged.connect_same_thread (loop_connections, boost::bind (&Session::auto_loop_changed, this, location));
1568 location->Changed.connect_same_thread (loop_connections, boost::bind (&Session::auto_loop_changed, this, location));
1569 location->FlagsChanged.connect_same_thread (loop_connections, boost::bind (&Session::auto_loop_changed, this, location));
1571 location->set_auto_loop (true, this);
1573 if (Config->get_loop_is_mode() && play_loop && Config->get_seamless_loop()) {
1574 // set all tracks to use internal looping
1575 boost::shared_ptr<RouteList> rl = routes.reader ();
1576 for (RouteList::iterator i = rl->begin(); i != rl->end(); ++i) {
1577 boost::shared_ptr<Track> tr = boost::dynamic_pointer_cast<Track> (*i);
1578 if (tr && !tr->hidden()) {
1579 tr->set_loop (location);
1584 /* take care of our stuff first */
1586 auto_loop_changed (location);
1588 /* now tell everyone else */
1590 auto_loop_location_changed (location);
1594 Session::update_marks (Location*)
1600 Session::update_skips (Location* loc, bool consolidate)
1602 if (_ignore_skips_updates) {
1606 Locations::LocationList skips;
1609 PBD::Unwinder<bool> uw (_ignore_skips_updates, true);
1610 consolidate_skips (loc);
1613 sync_locations_to_skips ();
1619 Session::consolidate_skips (Location* loc)
1621 Locations::LocationList all_locations = _locations->list ();
1623 for (Locations::LocationList::iterator l = all_locations.begin(); l != all_locations.end(); ) {
1625 if (!(*l)->is_skip ()) {
1630 /* don't test against self */
1637 switch (Evoral::coverage ((*l)->start(), (*l)->end(), loc->start(), loc->end())) {
1638 case Evoral::OverlapInternal:
1639 case Evoral::OverlapExternal:
1640 case Evoral::OverlapStart:
1641 case Evoral::OverlapEnd:
1642 /* adjust new location to cover existing one */
1643 loc->set_start (min (loc->start(), (*l)->start()));
1644 loc->set_end (max (loc->end(), (*l)->end()));
1645 /* we don't need this one any more */
1646 _locations->remove (*l);
1647 /* the location has been deleted, so remove reference to it in our local list */
1648 l = all_locations.erase (l);
1651 case Evoral::OverlapNone:
1659 Session::sync_locations_to_skips ()
1661 /* This happens asynchronously (in the audioengine thread). After the clear is done, we will call
1662 * Session::_sync_locations_to_skips() from the audioengine thread.
1664 clear_events (SessionEvent::Skip, boost::bind (&Session::_sync_locations_to_skips, this));
1668 Session::_sync_locations_to_skips ()
1670 /* called as a callback after existing Skip events have been cleared from a realtime audioengine thread */
1672 Locations::LocationList const & locs (_locations->list());
1674 for (Locations::LocationList::const_iterator i = locs.begin(); i != locs.end(); ++i) {
1676 Location* location = *i;
1678 if (location->is_skip() && location->is_skipping()) {
1679 SessionEvent* ev = new SessionEvent (SessionEvent::Skip, SessionEvent::Add, location->start(), location->end(), 1.0);
1687 Session::location_added (Location *location)
1689 if (location->is_auto_punch()) {
1690 set_auto_punch_location (location);
1693 if (location->is_auto_loop()) {
1694 set_auto_loop_location (location);
1697 if (location->is_session_range()) {
1698 /* no need for any signal handling or event setting with the session range,
1699 because we keep a direct reference to it and use its start/end directly.
1701 _session_range_location = location;
1704 if (location->is_mark()) {
1705 /* listen for per-location signals that require us to do any * global updates for marks */
1707 location->StartChanged.connect_same_thread (skip_update_connections, boost::bind (&Session::update_marks, this, location));
1708 location->EndChanged.connect_same_thread (skip_update_connections, boost::bind (&Session::update_marks, this, location));
1709 location->Changed.connect_same_thread (skip_update_connections, boost::bind (&Session::update_marks, this, location));
1710 location->FlagsChanged.connect_same_thread (skip_update_connections, boost::bind (&Session::update_marks, this, location));
1713 if (location->is_skip()) {
1714 /* listen for per-location signals that require us to update skip-locate events */
1716 location->StartChanged.connect_same_thread (skip_update_connections, boost::bind (&Session::update_skips, this, location, true));
1717 location->EndChanged.connect_same_thread (skip_update_connections, boost::bind (&Session::update_skips, this, location, true));
1718 location->Changed.connect_same_thread (skip_update_connections, boost::bind (&Session::update_skips, this, location, true));
1719 location->FlagsChanged.connect_same_thread (skip_update_connections, boost::bind (&Session::update_skips, this, location, false));
1721 update_skips (location, true);
1728 Session::location_removed (Location *location)
1730 if (location->is_auto_loop()) {
1731 set_auto_loop_location (0);
1732 set_track_loop (false);
1735 if (location->is_auto_punch()) {
1736 set_auto_punch_location (0);
1739 if (location->is_session_range()) {
1740 /* this is never supposed to happen */
1741 error << _("programming error: session range removed!") << endl;
1744 if (location->is_skip()) {
1746 update_skips (location, false);
1753 Session::locations_changed ()
1755 _locations->apply (*this, &Session::_locations_changed);
1759 Session::_locations_changed (const Locations::LocationList& locations)
1761 /* There was some mass-change in the Locations object.
1763 We might be re-adding a location here but it doesn't actually matter
1764 for all the locations that the Session takes an interest in.
1768 PBD::Unwinder<bool> protect_ignore_skip_updates (_ignore_skips_updates, true);
1769 for (Locations::LocationList::const_iterator i = locations.begin(); i != locations.end(); ++i) {
1770 location_added (*i);
1774 update_skips (NULL, false);
1778 Session::enable_record ()
1780 if (_transport_speed != 0.0 && _transport_speed != 1.0) {
1781 /* no recording at anything except normal speed */
1786 RecordState rs = (RecordState) g_atomic_int_get (&_record_status);
1788 if (rs == Recording) {
1792 if (g_atomic_int_compare_and_exchange (&_record_status, rs, Recording)) {
1794 _last_record_location = _transport_frame;
1795 send_immediate_mmc (MIDI::MachineControlCommand (MIDI::MachineControl::cmdRecordStrobe));
1797 if (Config->get_monitoring_model() == HardwareMonitoring && config.get_auto_input()) {
1798 set_track_monitor_input_status (true);
1801 RecordStateChanged ();
1808 Session::disable_record (bool rt_context, bool force)
1812 if ((rs = (RecordState) g_atomic_int_get (&_record_status)) != Disabled) {
1814 if ((!Config->get_latched_record_enable () && !play_loop) || force) {
1815 g_atomic_int_set (&_record_status, Disabled);
1816 send_immediate_mmc (MIDI::MachineControlCommand (MIDI::MachineControl::cmdRecordExit));
1818 if (rs == Recording) {
1819 g_atomic_int_set (&_record_status, Enabled);
1823 if (Config->get_monitoring_model() == HardwareMonitoring && config.get_auto_input()) {
1824 set_track_monitor_input_status (false);
1827 RecordStateChanged (); /* emit signal */
1830 remove_pending_capture_state ();
1836 Session::step_back_from_record ()
1838 if (g_atomic_int_compare_and_exchange (&_record_status, Recording, Enabled)) {
1840 if (Config->get_monitoring_model() == HardwareMonitoring && config.get_auto_input()) {
1841 set_track_monitor_input_status (false);
1844 RecordStateChanged (); /* emit signal */
1849 Session::maybe_enable_record ()
1851 if (_step_editors > 0) {
1855 g_atomic_int_set (&_record_status, Enabled);
1857 /* This function is currently called from somewhere other than an RT thread.
1858 This save_state() call therefore doesn't impact anything. Doing it here
1859 means that we save pending state of which sources the next record will use,
1860 which gives us some chance of recovering from a crash during the record.
1863 save_state ("", true);
1865 if (Config->get_loop_is_mode()) {
1866 /* makes no sense to use loop play as mode when recording */
1867 request_play_loop (false);
1870 if (_transport_speed) {
1871 if (!config.get_punch_in()) {
1875 send_immediate_mmc (MIDI::MachineControlCommand (MIDI::MachineControl::cmdRecordPause));
1876 RecordStateChanged (); /* EMIT SIGNAL */
1883 Session::audible_frame () const
1889 offset = worst_playback_latency ();
1891 if (synced_to_engine()) {
1892 /* Note: this is basically just sync-to-JACK */
1893 tf = _engine.transport_frame();
1895 tf = _transport_frame;
1900 if (!non_realtime_work_pending()) {
1904 /* Check to see if we have passed the first guaranteed
1905 audible frame past our last start position. if not,
1906 return that last start point because in terms
1907 of audible frames, we have not moved yet.
1909 `Start position' in this context means the time we last
1910 either started, located, or changed transport direction.
1913 if (_transport_speed > 0.0f) {
1915 if (!play_loop || !have_looped) {
1916 if (tf < _last_roll_or_reversal_location + offset) {
1917 return _last_roll_or_reversal_location;
1925 } else if (_transport_speed < 0.0f) {
1927 /* XXX wot? no backward looping? */
1929 if (tf > _last_roll_or_reversal_location - offset) {
1930 return _last_roll_or_reversal_location;
1942 Session::set_frame_rate (framecnt_t frames_per_second)
1944 /** \fn void Session::set_frame_size(framecnt_t)
1945 the AudioEngine object that calls this guarantees
1946 that it will not be called while we are also in
1947 ::process(). Its fine to do things that block
1951 _base_frame_rate = frames_per_second;
1952 _nominal_frame_rate = frames_per_second;
1957 reset_write_sources (false);
1959 // XXX we need some equivalent to this, somehow
1960 // SndFileSource::setup_standard_crossfades (frames_per_second);
1964 /* XXX need to reset/reinstantiate all LADSPA plugins */
1968 Session::set_block_size (pframes_t nframes)
1970 /* the AudioEngine guarantees
1971 that it will not be called while we are also in
1972 ::process(). It is therefore fine to do things that block
1977 current_block_size = nframes;
1981 boost::shared_ptr<RouteList> r = routes.reader ();
1983 for (RouteList::iterator i = r->begin(); i != r->end(); ++i) {
1984 (*i)->set_block_size (nframes);
1987 boost::shared_ptr<RouteList> rl = routes.reader ();
1988 for (RouteList::iterator i = rl->begin(); i != rl->end(); ++i) {
1989 boost::shared_ptr<Track> tr = boost::dynamic_pointer_cast<Track> (*i);
1991 tr->set_block_size (nframes);
1995 set_worst_io_latencies ();
2001 trace_terminal (boost::shared_ptr<Route> r1, boost::shared_ptr<Route> rbase)
2003 boost::shared_ptr<Route> r2;
2005 if (r1->feeds (rbase) && rbase->feeds (r1)) {
2006 info << string_compose(_("feedback loop setup between %1 and %2"), r1->name(), rbase->name()) << endmsg;
2010 /* make a copy of the existing list of routes that feed r1 */
2012 Route::FedBy existing (r1->fed_by());
2014 /* for each route that feeds r1, recurse, marking it as feeding
2018 for (Route::FedBy::iterator i = existing.begin(); i != existing.end(); ++i) {
2019 if (!(r2 = i->r.lock ())) {
2020 /* (*i) went away, ignore it */
2024 /* r2 is a route that feeds r1 which somehow feeds base. mark
2025 base as being fed by r2
2028 rbase->add_fed_by (r2, i->sends_only);
2032 /* 2nd level feedback loop detection. if r1 feeds or is fed by r2,
2036 if (r1->feeds (r2) && r2->feeds (r1)) {
2040 /* now recurse, so that we can mark base as being fed by
2041 all routes that feed r2
2044 trace_terminal (r2, rbase);
2051 Session::resort_routes ()
2053 /* don't do anything here with signals emitted
2054 by Routes during initial setup or while we
2055 are being destroyed.
2058 if (_state_of_the_state & (InitialConnecting | Deletion)) {
2063 RCUWriter<RouteList> writer (routes);
2064 boost::shared_ptr<RouteList> r = writer.get_copy ();
2065 resort_routes_using (r);
2066 /* writer goes out of scope and forces update */
2070 boost::shared_ptr<RouteList> rl = routes.reader ();
2071 for (RouteList::iterator i = rl->begin(); i != rl->end(); ++i) {
2072 DEBUG_TRACE (DEBUG::Graph, string_compose ("%1 fed by ...\n", (*i)->name()));
2074 const Route::FedBy& fb ((*i)->fed_by());
2076 for (Route::FedBy::const_iterator f = fb.begin(); f != fb.end(); ++f) {
2077 boost::shared_ptr<Route> sf = f->r.lock();
2079 DEBUG_TRACE (DEBUG::Graph, string_compose ("\t%1 (sends only ? %2)\n", sf->name(), f->sends_only));
2087 /** This is called whenever we need to rebuild the graph of how we will process
2089 * @param r List of routes, in any order.
2093 Session::resort_routes_using (boost::shared_ptr<RouteList> r)
2095 /* We are going to build a directed graph of our routes;
2096 this is where the edges of that graph are put.
2101 /* Go through all routes doing two things:
2103 * 1. Collect the edges of the route graph. Each of these edges
2104 * is a pair of routes, one of which directly feeds the other
2105 * either by a JACK connection or by an internal send.
2107 * 2. Begin the process of making routes aware of which other
2108 * routes directly or indirectly feed them. This information
2109 * is used by the solo code.
2112 for (RouteList::iterator i = r->begin(); i != r->end(); ++i) {
2114 /* Clear out the route's list of direct or indirect feeds */
2115 (*i)->clear_fed_by ();
2117 for (RouteList::iterator j = r->begin(); j != r->end(); ++j) {
2119 bool via_sends_only;
2121 /* See if this *j feeds *i according to the current state of the JACK
2122 connections and internal sends.
2124 if ((*j)->direct_feeds_according_to_reality (*i, &via_sends_only)) {
2125 /* add the edge to the graph (part #1) */
2126 edges.add (*j, *i, via_sends_only);
2127 /* tell the route (for part #2) */
2128 (*i)->add_fed_by (*j, via_sends_only);
2133 /* Attempt a topological sort of the route graph */
2134 boost::shared_ptr<RouteList> sorted_routes = topological_sort (r, edges);
2136 if (sorted_routes) {
2137 /* We got a satisfactory topological sort, so there is no feedback;
2140 Note: the process graph rechain does not require a
2141 topologically-sorted list, but hey ho.
2143 if (_process_graph) {
2144 _process_graph->rechain (sorted_routes, edges);
2147 _current_route_graph = edges;
2149 /* Complete the building of the routes' lists of what directly
2150 or indirectly feeds them.
2152 for (RouteList::iterator i = r->begin(); i != r->end(); ++i) {
2153 trace_terminal (*i, *i);
2156 *r = *sorted_routes;
2159 DEBUG_TRACE (DEBUG::Graph, "Routes resorted, order follows:\n");
2160 for (RouteList::iterator i = r->begin(); i != r->end(); ++i) {
2161 DEBUG_TRACE (DEBUG::Graph, string_compose ("\t%1 signal order %2\n",
2162 (*i)->name(), (*i)->order_key ()));
2166 SuccessfulGraphSort (); /* EMIT SIGNAL */
2169 /* The topological sort failed, so we have a problem. Tell everyone
2170 and stick to the old graph; this will continue to be processed, so
2171 until the feedback is fixed, what is played back will not quite
2172 reflect what is actually connected. Note also that we do not
2173 do trace_terminal here, as it would fail due to an endless recursion,
2174 so the solo code will think that everything is still connected
2178 FeedbackDetected (); /* EMIT SIGNAL */
2183 /** Find a route name starting with \a base, maybe followed by the
2184 * lowest \a id. \a id will always be added if \a definitely_add_number
2185 * is true on entry; otherwise it will only be added if required
2186 * to make the name unique.
2188 * Names are constructed like e.g. "Audio 3" for base="Audio" and id=3.
2189 * The available route name with the lowest ID will be used, and \a id
2190 * will be set to the ID.
2192 * \return false if a route name could not be found, and \a track_name
2193 * and \a id do not reflect a free route name.
2196 Session::find_route_name (string const & base, uint32_t& id, string& name, bool definitely_add_number)
2198 if (!definitely_add_number && route_by_name (base) == 0) {
2199 /* juse use the base */
2205 name = string_compose ("%1 %2", base, id);
2207 if (route_by_name (name) == 0) {
2213 } while (id < (UINT_MAX-1));
2218 /** Count the total ins and outs of all non-hidden tracks in the session and return them in in and out */
2220 Session::count_existing_track_channels (ChanCount& in, ChanCount& out)
2222 in = ChanCount::ZERO;
2223 out = ChanCount::ZERO;
2225 boost::shared_ptr<RouteList> r = routes.reader ();
2227 for (RouteList::iterator i = r->begin(); i != r->end(); ++i) {
2228 boost::shared_ptr<Track> tr = boost::dynamic_pointer_cast<Track> (*i);
2229 if (tr && !tr->is_auditioner()) {
2230 in += tr->n_inputs();
2231 out += tr->n_outputs();
2237 Session::default_track_name_pattern (DataType t)
2240 case DataType::AUDIO:
2241 if (Profile->get_trx()) {
2248 case DataType::MIDI:
2255 /** Caller must not hold process lock
2256 * @param name_template string to use for the start of the name, or "" to use "MIDI".
2257 * @param instrument plugin info for the instrument to insert pre-fader, if any
2259 list<boost::shared_ptr<MidiTrack> >
2260 Session::new_midi_track (const ChanCount& input, const ChanCount& output, boost::shared_ptr<PluginInfo> instrument,
2261 TrackMode mode, RouteGroup* route_group, uint32_t how_many, string name_template)
2264 uint32_t track_id = 0;
2266 RouteList new_routes;
2267 list<boost::shared_ptr<MidiTrack> > ret;
2269 const string name_pattern = default_track_name_pattern (DataType::MIDI);
2270 bool const use_number = (how_many != 1) || name_template.empty () || (name_template == name_pattern);
2273 if (!find_route_name (name_template.empty() ? _("MIDI") : name_template, ++track_id, track_name, use_number)) {
2274 error << "cannot find name for new midi track" << endmsg;
2278 boost::shared_ptr<MidiTrack> track;
2281 track.reset (new MidiTrack (*this, track_name, Route::Flag (0), mode));
2283 if (track->init ()) {
2287 track->use_new_diskstream();
2289 #ifdef BOOST_SP_ENABLE_DEBUG_HOOKS
2290 // boost_debug_shared_ptr_mark_interesting (track.get(), "Track");
2293 Glib::Threads::Mutex::Lock lm (AudioEngine::instance()->process_lock ());
2294 if (track->input()->ensure_io (input, false, this)) {
2295 error << "cannot configure " << input << " out configuration for new midi track" << endmsg;
2299 if (track->output()->ensure_io (output, false, this)) {
2300 error << "cannot configure " << output << " out configuration for new midi track" << endmsg;
2305 track->non_realtime_input_change();
2308 route_group->add (track);
2311 track->DiskstreamChanged.connect_same_thread (*this, boost::bind (&Session::resort_routes, this));
2313 if (Config->get_remote_model() == UserOrdered) {
2314 track->set_remote_control_id (next_control_id());
2317 new_routes.push_back (track);
2318 ret.push_back (track);
2320 RouteAddedOrRemoved (true); /* EMIT SIGNAL */
2323 catch (failed_constructor &err) {
2324 error << _("Session: could not create new midi track.") << endmsg;
2328 catch (AudioEngine::PortRegistrationFailure& pfe) {
2330 error << string_compose (_("No more JACK ports are available. You will need to stop %1 and restart JACK with more ports if you need this many tracks."), PROGRAM_NAME) << endmsg;
2338 if (!new_routes.empty()) {
2339 StateProtector sp (this);
2340 if (Profile->get_trx()) {
2341 add_routes (new_routes, false, false, false);
2343 add_routes (new_routes, true, true, false);
2347 for (RouteList::iterator r = new_routes.begin(); r != new_routes.end(); ++r) {
2348 PluginPtr plugin = instrument->load (*this);
2349 boost::shared_ptr<Processor> p (new PluginInsert (*this, plugin));
2350 (*r)->add_processor (p, PreFader);
2360 Session::midi_output_change_handler (IOChange change, void * /*src*/, boost::weak_ptr<Route> wmt)
2362 boost::shared_ptr<Route> midi_track (wmt.lock());
2368 if ((change.type & IOChange::ConfigurationChanged) && Config->get_output_auto_connect() != ManualConnect) {
2370 if (change.after.n_audio() <= change.before.n_audio()) {
2374 /* new audio ports: make sure the audio goes somewhere useful,
2375 unless the user has no-auto-connect selected.
2377 The existing ChanCounts don't matter for this call as they are only
2378 to do with matching input and output indices, and we are only changing
2384 auto_connect_route (midi_track, dummy, dummy, false, false, ChanCount(), change.before);
2388 /** @param connect_inputs true to connect inputs as well as outputs, false to connect just outputs.
2389 * @param input_start Where to start from when auto-connecting inputs; e.g. if this is 0, auto-connect starting from input 0.
2390 * @param output_start As \a input_start, but for outputs.
2393 Session::auto_connect_route (boost::shared_ptr<Route> route, ChanCount& existing_inputs, ChanCount& existing_outputs,
2394 bool with_lock, bool connect_inputs, ChanCount input_start, ChanCount output_start)
2396 if (!IO::connecting_legal) {
2400 Glib::Threads::Mutex::Lock lm (AudioEngine::instance()->process_lock (), Glib::Threads::NOT_LOCK);
2406 /* If both inputs and outputs are auto-connected to physical ports,
2407 use the max of input and output offsets to ensure auto-connected
2408 port numbers always match up (e.g. the first audio input and the
2409 first audio output of the route will have the same physical
2410 port number). Otherwise just use the lowest input or output
2414 DEBUG_TRACE (DEBUG::Graph,
2415 string_compose("Auto-connect: existing in = %1 out = %2\n",
2416 existing_inputs, existing_outputs));
2418 const bool in_out_physical =
2419 (Config->get_input_auto_connect() & AutoConnectPhysical)
2420 && (Config->get_output_auto_connect() & AutoConnectPhysical)
2423 const ChanCount in_offset = in_out_physical
2424 ? ChanCount::max(existing_inputs, existing_outputs)
2427 const ChanCount out_offset = in_out_physical
2428 ? ChanCount::max(existing_inputs, existing_outputs)
2431 for (DataType::iterator t = DataType::begin(); t != DataType::end(); ++t) {
2432 vector<string> physinputs;
2433 vector<string> physoutputs;
2435 _engine.get_physical_outputs (*t, physoutputs);
2436 _engine.get_physical_inputs (*t, physinputs);
2438 if (!physinputs.empty() && connect_inputs) {
2439 uint32_t nphysical_in = physinputs.size();
2441 DEBUG_TRACE (DEBUG::Graph,
2442 string_compose("There are %1 physical inputs of type %2\n",
2445 for (uint32_t i = input_start.get(*t); i < route->n_inputs().get(*t) && i < nphysical_in; ++i) {
2448 if (Config->get_input_auto_connect() & AutoConnectPhysical) {
2449 DEBUG_TRACE (DEBUG::Graph,
2450 string_compose("Get index %1 + %2 % %3 = %4\n",
2451 in_offset.get(*t), i, nphysical_in,
2452 (in_offset.get(*t) + i) % nphysical_in));
2453 port = physinputs[(in_offset.get(*t) + i) % nphysical_in];
2456 DEBUG_TRACE (DEBUG::Graph,
2457 string_compose("Connect route %1 IN to %2\n",
2458 route->name(), port));
2460 if (!port.empty() && route->input()->connect (route->input()->ports().port(*t, i), port, this)) {
2464 ChanCount one_added (*t, 1);
2465 existing_inputs += one_added;
2469 if (!physoutputs.empty()) {
2470 uint32_t nphysical_out = physoutputs.size();
2471 for (uint32_t i = output_start.get(*t); i < route->n_outputs().get(*t); ++i) {
2475 * do not create new connections if we reached the limit of physical outputs
2479 if (!(Config->get_output_auto_connect() & AutoConnectMaster) &&
2480 ARDOUR::Profile->get_trx () &&
2481 existing_outputs.get(*t) == nphysical_out ) {
2485 if ((*t) == DataType::MIDI && (Config->get_output_auto_connect() & AutoConnectPhysical)) {
2486 port = physoutputs[(out_offset.get(*t) + i) % nphysical_out];
2487 } else if ((*t) == DataType::AUDIO && (Config->get_output_auto_connect() & AutoConnectMaster)) {
2488 /* master bus is audio only */
2489 if (_master_out && _master_out->n_inputs().get(*t) > 0) {
2490 port = _master_out->input()->ports().port(*t,
2491 i % _master_out->input()->n_ports().get(*t))->name();
2495 DEBUG_TRACE (DEBUG::Graph,
2496 string_compose("Connect route %1 OUT to %2\n",
2497 route->name(), port));
2499 if (!port.empty() && route->output()->connect (route->output()->ports().port(*t, i), port, this)) {
2503 ChanCount one_added (*t, 1);
2504 existing_outputs += one_added;
2510 #ifdef USE_TRACKS_CODE_FEATURES
2513 compare_routes_by_remote_id (const boost::shared_ptr<Route>& route1, const boost::shared_ptr<Route>& route2)
2515 return route1->remote_control_id() < route2->remote_control_id();
2519 Session::reconnect_existing_routes (bool withLock, bool reconnect_master, bool reconnect_inputs, bool reconnect_outputs)
2521 // it is not allowed to perform connection
2522 if (!IO::connecting_legal) {
2526 // if we are deleting routes we will call this once at the end
2527 if (_route_deletion_in_progress) {
2531 Glib::Threads::Mutex::Lock lm (AudioEngine::instance()->process_lock (), Glib::Threads::NOT_LOCK);
2537 // We need to disconnect the route's inputs and outputs first
2538 // basing on autoconnect configuration
2539 bool reconnectIputs = !(Config->get_input_auto_connect() & ManualConnect) && reconnect_inputs;
2540 bool reconnectOutputs = !(Config->get_output_auto_connect() & ManualConnect) && reconnect_outputs;
2542 ChanCount existing_inputs;
2543 ChanCount existing_outputs;
2544 count_existing_track_channels (existing_inputs, existing_outputs);
2546 //ChanCount inputs = ChanCount::ZERO;
2547 //ChanCount outputs = ChanCount::ZERO;
2549 RouteList existing_routes = *routes.reader ();
2550 existing_routes.sort (compare_routes_by_remote_id);
2553 PBD::Unwinder<bool> protect_ignore_changes (_reconnecting_routes_in_progress, true);
2555 vector<string> physinputs;
2556 vector<string> physoutputs;
2558 EngineStateController::instance()->get_physical_audio_outputs(physoutputs);
2559 EngineStateController::instance()->get_physical_audio_inputs(physinputs);
2561 uint32_t input_n = 0;
2562 uint32_t output_n = 0;
2563 RouteList::iterator rIter = existing_routes.begin();
2564 const AutoConnectOption current_input_auto_connection (Config->get_input_auto_connect());
2565 const AutoConnectOption current_output_auto_connection (Config->get_output_auto_connect());
2566 for (; rIter != existing_routes.end(); ++rIter) {
2567 if (*rIter == _master_out || *rIter == _monitor_out ) {
2571 if (current_output_auto_connection == AutoConnectPhysical) {
2572 (*rIter)->amp()->deactivate();
2573 } else if (current_output_auto_connection == AutoConnectMaster) {
2574 (*rIter)->amp()->activate();
2577 if (reconnectIputs) {
2578 (*rIter)->input()->disconnect (this); //GZ: check this; could be heavy
2580 for (uint32_t route_input_n = 0; route_input_n < (*rIter)->n_inputs().get(DataType::AUDIO); ++route_input_n) {
2582 if (current_input_auto_connection & AutoConnectPhysical) {
2584 if ( input_n == physinputs.size() ) {
2588 string port = physinputs[input_n];
2590 if (port.empty() ) {
2591 error << "Physical Input number "<< input_n << " is unavailable and cannot be connected" << endmsg;
2594 //GZ: check this; could be heavy
2595 (*rIter)->input()->connect ((*rIter)->input()->ports().port(DataType::AUDIO, route_input_n), port, this);
2601 if (reconnectOutputs) {
2603 //normalize route ouptuts: reduce the amount outputs to be equal to the amount of inputs
2604 if (current_output_auto_connection & AutoConnectPhysical) {
2606 //GZ: check this; could be heavy
2607 (*rIter)->output()->disconnect (this);
2608 size_t route_inputs_count = (*rIter)->n_inputs().get(DataType::AUDIO);
2610 //GZ: check this; could be heavy
2611 (*rIter)->output()->ensure_io(ChanCount(DataType::AUDIO, route_inputs_count), false, this );
2613 } else if (current_output_auto_connection & AutoConnectMaster){
2615 if (!reconnect_master) {
2619 //GZ: check this; could be heavy
2620 (*rIter)->output()->disconnect (this);
2623 uint32_t master_inputs_count = _master_out->n_inputs().get(DataType::AUDIO);
2624 (*rIter)->output()->ensure_io(ChanCount(DataType::AUDIO, master_inputs_count), false, this );
2626 error << error << "Master bus is not available" << endmsg;
2631 for (uint32_t route_output_n = 0; route_output_n < (*rIter)->n_outputs().get(DataType::AUDIO); ++route_output_n) {
2632 if (current_output_auto_connection & AutoConnectPhysical) {
2634 if ( output_n == physoutputs.size() ) {
2638 string port = physoutputs[output_n];
2640 if (port.empty() ) {
2641 error << "Physical Output number "<< output_n << " is unavailable and cannot be connected" << endmsg;
2644 //GZ: check this; could be heavy
2645 (*rIter)->output()->connect ((*rIter)->output()->ports().port(DataType::AUDIO, route_output_n), port, this);
2648 } else if (current_output_auto_connection & AutoConnectMaster) {
2650 if ( route_output_n == _master_out->n_inputs().get(DataType::AUDIO) ) {
2654 // connect to master bus
2655 string port = _master_out->input()->ports().port(DataType::AUDIO, route_output_n)->name();
2657 if (port.empty() ) {
2658 error << "MasterBus Input number "<< route_output_n << " is unavailable and cannot be connected" << endmsg;
2662 //GZ: check this; could be heavy
2663 (*rIter)->output()->connect ((*rIter)->output()->ports().port(DataType::AUDIO, route_output_n), port, this);
2669 //auto_connect_route (*rIter, inputs, outputs, false, reconnectIputs);
2672 _master_out->output()->disconnect (this);
2673 auto_connect_master_bus ();
2678 session_routes_reconnected (); /* EMIT SIGNAL */
2682 Session::reconnect_midi_scene_ports(bool inputs)
2686 boost::shared_ptr<MidiPort> scene_in_ptr = scene_in();
2688 scene_in_ptr->disconnect_all ();
2690 std::vector<EngineStateController::MidiPortState> midi_port_states;
2691 EngineStateController::instance()->get_physical_midi_input_states (midi_port_states);
2693 std::vector<EngineStateController::MidiPortState>::iterator state_iter = midi_port_states.begin();
2695 for (; state_iter != midi_port_states.end(); ++state_iter) {
2696 if (state_iter->active && state_iter->available && state_iter->scene_connected) {
2697 scene_in_ptr->connect (state_iter->name);
2704 boost::shared_ptr<MidiPort> scene_out_ptr = scene_out();
2706 if (scene_out_ptr ) {
2707 scene_out_ptr->disconnect_all ();
2709 std::vector<EngineStateController::MidiPortState> midi_port_states;
2710 EngineStateController::instance()->get_physical_midi_output_states (midi_port_states);
2712 std::vector<EngineStateController::MidiPortState>::iterator state_iter = midi_port_states.begin();
2714 for (; state_iter != midi_port_states.end(); ++state_iter) {
2715 if (state_iter->active && state_iter->available && state_iter->scene_connected) {
2716 scene_out_ptr->connect (state_iter->name);
2724 Session::reconnect_mtc_ports ()
2726 boost::shared_ptr<MidiPort> mtc_in_ptr = _midi_ports->mtc_input_port();
2732 mtc_in_ptr->disconnect_all ();
2734 std::vector<EngineStateController::MidiPortState> midi_port_states;
2735 EngineStateController::instance()->get_physical_midi_input_states (midi_port_states);
2737 std::vector<EngineStateController::MidiPortState>::iterator state_iter = midi_port_states.begin();
2739 for (; state_iter != midi_port_states.end(); ++state_iter) {
2740 if (state_iter->available && state_iter->mtc_in) {
2741 mtc_in_ptr->connect (state_iter->name);
2745 if (!_midi_ports->mtc_input_port ()->connected () &&
2746 config.get_external_sync () &&
2747 (Config->get_sync_source () == MTC) ) {
2748 config.set_external_sync (false);
2751 if ( ARDOUR::Profile->get_trx () ) {
2752 // Tracks need this signal to update timecode_source_dropdown
2753 MtcOrLtcInputPortChanged (); //emit signal
2758 Session::reconnect_mmc_ports(bool inputs)
2760 if (inputs ) { // get all enabled midi input ports
2762 boost::shared_ptr<MidiPort> mmc_in_ptr = _midi_ports->mmc_in();
2764 mmc_in_ptr->disconnect_all ();
2765 std::vector<std::string> enabled_midi_inputs;
2766 EngineStateController::instance()->get_physical_midi_inputs (enabled_midi_inputs);
2768 std::vector<std::string>::iterator port_iter = enabled_midi_inputs.begin();
2770 for (; port_iter != enabled_midi_inputs.end(); ++port_iter) {
2771 mmc_in_ptr->connect (*port_iter);
2775 } else { // get all enabled midi output ports
2777 boost::shared_ptr<MidiPort> mmc_out_ptr = _midi_ports->mmc_out();
2779 mmc_out_ptr->disconnect_all ();
2780 std::vector<std::string> enabled_midi_outputs;
2781 EngineStateController::instance()->get_physical_midi_outputs (enabled_midi_outputs);
2783 std::vector<std::string>::iterator port_iter = enabled_midi_outputs.begin();
2785 for (; port_iter != enabled_midi_outputs.end(); ++port_iter) {
2786 mmc_out_ptr->connect (*port_iter);
2794 /** Caller must not hold process lock
2795 * @param name_template string to use for the start of the name, or "" to use "Audio".
2797 list< boost::shared_ptr<AudioTrack> >
2798 Session::new_audio_track (int input_channels, int output_channels, TrackMode mode, RouteGroup* route_group,
2799 uint32_t how_many, string name_template)
2802 uint32_t track_id = 0;
2804 RouteList new_routes;
2805 list<boost::shared_ptr<AudioTrack> > ret;
2807 const string name_pattern = default_track_name_pattern (DataType::AUDIO);
2808 bool const use_number = (how_many != 1) || name_template.empty () || (name_template == name_pattern);
2812 if (!find_route_name (name_template.empty() ? _(name_pattern.c_str()) : name_template, ++track_id, track_name, use_number)) {
2813 error << "cannot find name for new audio track" << endmsg;
2817 boost::shared_ptr<AudioTrack> track;
2820 track.reset (new AudioTrack (*this, track_name, Route::Flag (0), mode));
2822 if (track->init ()) {
2826 if (ARDOUR::Profile->get_trx ()) {
2827 // TRACKS considers it's not a USE CASE, it's
2828 // a piece of behavior of the session model:
2830 // Gain for a newly created route depends on
2831 // the current output_auto_connect mode:
2833 // 0 for Stereo Out mode
2835 if (Config->get_output_auto_connect() & AutoConnectMaster) {
2836 track->set_gain (dB_to_coefficient (0), 0);
2840 track->use_new_diskstream();
2842 #ifdef BOOST_SP_ENABLE_DEBUG_HOOKS
2843 // boost_debug_shared_ptr_mark_interesting (track.get(), "Track");
2846 Glib::Threads::Mutex::Lock lm (AudioEngine::instance()->process_lock ());
2848 if (track->input()->ensure_io (ChanCount(DataType::AUDIO, input_channels), false, this)) {
2849 error << string_compose (
2850 _("cannot configure %1 in/%2 out configuration for new audio track"),
2851 input_channels, output_channels)
2856 if (track->output()->ensure_io (ChanCount(DataType::AUDIO, output_channels), false, this)) {
2857 error << string_compose (
2858 _("cannot configure %1 in/%2 out configuration for new audio track"),
2859 input_channels, output_channels)
2866 route_group->add (track);
2869 track->non_realtime_input_change();
2871 track->DiskstreamChanged.connect_same_thread (*this, boost::bind (&Session::resort_routes, this));
2872 if (Config->get_remote_model() == UserOrdered) {
2873 track->set_remote_control_id (next_control_id());
2876 new_routes.push_back (track);
2877 ret.push_back (track);
2879 RouteAddedOrRemoved (true); /* EMIT SIGNAL */
2882 catch (failed_constructor &err) {
2883 error << _("Session: could not create new audio track.") << endmsg;
2887 catch (AudioEngine::PortRegistrationFailure& pfe) {
2889 error << pfe.what() << endmsg;
2897 if (!new_routes.empty()) {
2898 StateProtector sp (this);
2899 if (Profile->get_trx()) {
2900 add_routes (new_routes, false, false, false);
2902 add_routes (new_routes, true, true, false);
2909 /** Caller must not hold process lock.
2910 * @param name_template string to use for the start of the name, or "" to use "Bus".
2913 Session::new_audio_route (int input_channels, int output_channels, RouteGroup* route_group, uint32_t how_many, string name_template)
2916 uint32_t bus_id = 0;
2920 bool const use_number = (how_many != 1) || name_template.empty () || name_template == _("Bus");
2923 if (!find_route_name (name_template.empty () ? _("Bus") : name_template, ++bus_id, bus_name, use_number)) {
2924 error << "cannot find name for new audio bus" << endmsg;
2929 boost::shared_ptr<Route> bus (new Route (*this, bus_name, Route::Flag(0), DataType::AUDIO));
2935 #ifdef BOOST_SP_ENABLE_DEBUG_HOOKS
2936 // boost_debug_shared_ptr_mark_interesting (bus.get(), "Route");
2939 Glib::Threads::Mutex::Lock lm (AudioEngine::instance()->process_lock ());
2941 if (bus->input()->ensure_io (ChanCount(DataType::AUDIO, input_channels), false, this)) {
2942 error << string_compose (_("cannot configure %1 in/%2 out configuration for new audio track"),
2943 input_channels, output_channels)
2949 if (bus->output()->ensure_io (ChanCount(DataType::AUDIO, output_channels), false, this)) {
2950 error << string_compose (_("cannot configure %1 in/%2 out configuration for new audio track"),
2951 input_channels, output_channels)
2958 route_group->add (bus);
2960 if (Config->get_remote_model() == UserOrdered) {
2961 bus->set_remote_control_id (next_control_id());
2964 bus->add_internal_return ();
2966 ret.push_back (bus);
2968 RouteAddedOrRemoved (true); /* EMIT SIGNAL */
2974 catch (failed_constructor &err) {
2975 error << _("Session: could not create new audio route.") << endmsg;
2979 catch (AudioEngine::PortRegistrationFailure& pfe) {
2980 error << pfe.what() << endmsg;
2990 StateProtector sp (this);
2991 if (Profile->get_trx()) {
2992 add_routes (ret, false, false, false);
2994 add_routes (ret, false, true, true); // autoconnect // outputs only
3003 Session::new_route_from_template (uint32_t how_many, const std::string& template_path, const std::string& name_base)
3006 uint32_t control_id;
3008 uint32_t number = 0;
3009 const uint32_t being_added = how_many;
3011 if (!tree.read (template_path.c_str())) {
3015 XMLNode* node = tree.root();
3017 IO::disable_connecting ();
3019 control_id = next_control_id ();
3023 XMLNode node_copy (*node);
3025 /* Remove IDs of everything so that new ones are used */
3026 node_copy.remove_property_recursively (X_("id"));
3031 if (!name_base.empty()) {
3033 /* if we're adding more than one routes, force
3034 * all the names of the new routes to be
3035 * numbered, via the final parameter.
3038 if (!find_route_name (name_base.c_str(), ++number, name, (being_added > 1))) {
3039 fatal << _("Session: UINT_MAX routes? impossible!") << endmsg;
3045 string const route_name = node_copy.property(X_("name"))->value ();
3047 /* generate a new name by adding a number to the end of the template name */
3048 if (!find_route_name (route_name.c_str(), ++number, name, true)) {
3049 fatal << _("Session: UINT_MAX routes? impossible!") << endmsg;
3050 abort(); /*NOTREACHED*/
3054 /* set this name in the XML description that we are about to use */
3055 Route::set_name_in_state (node_copy, name);
3057 /* trim bitslots from listen sends so that new ones are used */
3058 XMLNodeList children = node_copy.children ();
3059 for (XMLNodeList::iterator i = children.begin(); i != children.end(); ++i) {
3060 if ((*i)->name() == X_("Processor")) {
3061 XMLProperty* role = (*i)->property (X_("role"));
3062 if (role && role->value() == X_("Listen")) {
3063 (*i)->remove_property (X_("bitslot"));
3068 boost::shared_ptr<Route> route (XMLRouteFactory (node_copy, 3000));
3071 error << _("Session: cannot create track/bus from template description") << endmsg;
3075 if (boost::dynamic_pointer_cast<Track>(route)) {
3076 /* force input/output change signals so that the new diskstream
3077 picks up the configuration of the route. During session
3078 loading this normally happens in a different way.
3081 Glib::Threads::Mutex::Lock lm (AudioEngine::instance()->process_lock ());
3083 IOChange change (IOChange::Type (IOChange::ConfigurationChanged | IOChange::ConnectionsChanged));
3084 change.after = route->input()->n_ports();
3085 route->input()->changed (change, this);
3086 change.after = route->output()->n_ports();
3087 route->output()->changed (change, this);
3090 route->set_remote_control_id (control_id);
3093 ret.push_back (route);
3095 RouteAddedOrRemoved (true); /* EMIT SIGNAL */
3098 catch (failed_constructor &err) {
3099 error << _("Session: could not create new route from template") << endmsg;
3103 catch (AudioEngine::PortRegistrationFailure& pfe) {
3104 error << pfe.what() << endmsg;
3113 StateProtector sp (this);
3114 if (Profile->get_trx()) {
3115 add_routes (ret, false, false, false);
3117 add_routes (ret, true, true, false);
3119 IO::enable_connecting ();
3126 Session::add_routes (RouteList& new_routes, bool input_auto_connect, bool output_auto_connect, bool save)
3129 PBD::Unwinder<bool> aip (_adding_routes_in_progress, true);
3130 add_routes_inner (new_routes, input_auto_connect, output_auto_connect);
3133 error << _("Adding new tracks/busses failed") << endmsg;
3138 update_latency (true);
3139 update_latency (false);
3144 save_state (_current_snapshot_name);
3147 reassign_track_numbers();
3149 update_route_record_state ();
3151 RouteAdded (new_routes); /* EMIT SIGNAL */
3155 Session::add_routes_inner (RouteList& new_routes, bool input_auto_connect, bool output_auto_connect)
3157 ChanCount existing_inputs;
3158 ChanCount existing_outputs;
3159 uint32_t order = next_control_id();
3161 if (_order_hint > -1) {
3162 order = _order_hint;
3166 count_existing_track_channels (existing_inputs, existing_outputs);
3169 RCUWriter<RouteList> writer (routes);
3170 boost::shared_ptr<RouteList> r = writer.get_copy ();
3171 r->insert (r->end(), new_routes.begin(), new_routes.end());
3173 /* if there is no control out and we're not in the middle of loading,
3174 resort the graph here. if there is a control out, we will resort
3175 toward the end of this method. if we are in the middle of loading,
3176 we will resort when done.
3179 if (!_monitor_out && IO::connecting_legal) {
3180 resort_routes_using (r);
3184 for (RouteList::iterator x = new_routes.begin(); x != new_routes.end(); ++x) {
3186 boost::weak_ptr<Route> wpr (*x);
3187 boost::shared_ptr<Route> r (*x);
3189 r->listen_changed.connect_same_thread (*this, boost::bind (&Session::route_listen_changed, this, _1, wpr));
3190 r->solo_changed.connect_same_thread (*this, boost::bind (&Session::route_solo_changed, this, _1, _2, wpr));
3191 r->solo_isolated_changed.connect_same_thread (*this, boost::bind (&Session::route_solo_isolated_changed, this, _1, wpr));
3192 r->mute_changed.connect_same_thread (*this, boost::bind (&Session::route_mute_changed, this, _1));
3193 r->output()->changed.connect_same_thread (*this, boost::bind (&Session::set_worst_io_latencies_x, this, _1, _2));
3194 r->processors_changed.connect_same_thread (*this, boost::bind (&Session::route_processors_changed, this, _1));
3196 if (r->is_master()) {
3200 if (r->is_monitor()) {
3204 boost::shared_ptr<Track> tr = boost::dynamic_pointer_cast<Track> (r);
3206 tr->PlaylistChanged.connect_same_thread (*this, boost::bind (&Session::track_playlist_changed, this, boost::weak_ptr<Track> (tr)));
3207 track_playlist_changed (boost::weak_ptr<Track> (tr));
3208 tr->RecordEnableChanged.connect_same_thread (*this, boost::bind (&Session::update_route_record_state, this));
3210 boost::shared_ptr<MidiTrack> mt = boost::dynamic_pointer_cast<MidiTrack> (tr);
3212 mt->StepEditStatusChange.connect_same_thread (*this, boost::bind (&Session::step_edit_status_change, this, _1));
3213 mt->output()->changed.connect_same_thread (*this, boost::bind (&Session::midi_output_change_handler, this, _1, _2, boost::weak_ptr<Route>(mt)));
3218 if (input_auto_connect || output_auto_connect) {
3219 auto_connect_route (r, existing_inputs, existing_outputs, true, input_auto_connect);
3222 /* order keys are a GUI responsibility but we need to set up
3223 reasonable defaults because they also affect the remote control
3224 ID in most situations.
3227 if (!r->has_order_key ()) {
3228 if (r->is_auditioner()) {
3229 /* use an arbitrarily high value */
3230 r->set_order_key (UINT_MAX);
3232 DEBUG_TRACE (DEBUG::OrderKeys, string_compose ("while adding, set %1 to order key %2\n", r->name(), order));
3233 r->set_order_key (order);
3241 if (_monitor_out && IO::connecting_legal) {
3242 Glib::Threads::Mutex::Lock lm (_engine.process_lock());
3244 for (RouteList::iterator x = new_routes.begin(); x != new_routes.end(); ++x) {
3245 if ((*x)->is_monitor()) {
3247 } else if ((*x)->is_master()) {
3250 (*x)->enable_monitor_send ();
3257 Session::globally_set_send_gains_to_zero (boost::shared_ptr<Route> dest)
3259 boost::shared_ptr<RouteList> r = routes.reader ();
3260 boost::shared_ptr<Send> s;
3262 for (RouteList::iterator i = r->begin(); i != r->end(); ++i) {
3263 if ((s = (*i)->internal_send_for (dest)) != 0) {
3264 s->amp()->gain_control()->set_value (GAIN_COEFF_ZERO);
3270 Session::globally_set_send_gains_to_unity (boost::shared_ptr<Route> dest)
3272 boost::shared_ptr<RouteList> r = routes.reader ();
3273 boost::shared_ptr<Send> s;
3275 for (RouteList::iterator i = r->begin(); i != r->end(); ++i) {
3276 if ((s = (*i)->internal_send_for (dest)) != 0) {
3277 s->amp()->gain_control()->set_value (GAIN_COEFF_UNITY);
3283 Session::globally_set_send_gains_from_track(boost::shared_ptr<Route> dest)
3285 boost::shared_ptr<RouteList> r = routes.reader ();
3286 boost::shared_ptr<Send> s;
3288 for (RouteList::iterator i = r->begin(); i != r->end(); ++i) {
3289 if ((s = (*i)->internal_send_for (dest)) != 0) {
3290 s->amp()->gain_control()->set_value ((*i)->gain_control()->get_value());
3295 /** @param include_buses true to add sends to buses and tracks, false for just tracks */
3297 Session::globally_add_internal_sends (boost::shared_ptr<Route> dest, Placement p, bool include_buses)
3299 boost::shared_ptr<RouteList> r = routes.reader ();
3300 boost::shared_ptr<RouteList> t (new RouteList);
3302 for (RouteList::iterator i = r->begin(); i != r->end(); ++i) {
3303 /* no MIDI sends because there are no MIDI busses yet */
3304 if (include_buses || boost::dynamic_pointer_cast<AudioTrack>(*i)) {
3309 add_internal_sends (dest, p, t);
3313 Session::add_internal_sends (boost::shared_ptr<Route> dest, Placement p, boost::shared_ptr<RouteList> senders)
3315 for (RouteList::iterator i = senders->begin(); i != senders->end(); ++i) {
3316 add_internal_send (dest, (*i)->before_processor_for_placement (p), *i);
3321 Session::add_internal_send (boost::shared_ptr<Route> dest, int index, boost::shared_ptr<Route> sender)
3323 add_internal_send (dest, sender->before_processor_for_index (index), sender);
3327 Session::add_internal_send (boost::shared_ptr<Route> dest, boost::shared_ptr<Processor> before, boost::shared_ptr<Route> sender)
3329 if (sender->is_monitor() || sender->is_master() || sender == dest || dest->is_monitor() || dest->is_master()) {
3333 if (!dest->internal_return()) {
3334 dest->add_internal_return ();
3337 sender->add_aux_send (dest, before);
3344 Session::remove_routes (boost::shared_ptr<RouteList> routes_to_remove)
3346 { // RCU Writer scope
3347 RCUWriter<RouteList> writer (routes);
3348 boost::shared_ptr<RouteList> rs = writer.get_copy ();
3351 for (RouteList::iterator iter = routes_to_remove->begin(); iter != routes_to_remove->end(); ++iter) {
3353 if (*iter == _master_out) {
3357 (*iter)->set_solo (false, this);
3361 /* deleting the master out seems like a dumb
3362 idea, but its more of a UI policy issue
3366 if (*iter == _master_out) {
3367 _master_out = boost::shared_ptr<Route> ();
3370 if (*iter == _monitor_out) {
3371 _monitor_out.reset ();
3374 update_route_solo_state ();
3376 // We need to disconnect the route's inputs and outputs
3378 (*iter)->input()->disconnect (0);
3379 (*iter)->output()->disconnect (0);
3381 /* if the route had internal sends sending to it, remove them */
3382 if ((*iter)->internal_return()) {
3384 boost::shared_ptr<RouteList> r = routes.reader ();
3385 for (RouteList::iterator i = r->begin(); i != r->end(); ++i) {
3386 boost::shared_ptr<Send> s = (*i)->internal_send_for (*iter);
3388 (*i)->remove_processor (s);
3393 /* if the monitoring section had a pointer to this route, remove it */
3394 if (_monitor_out && !(*iter)->is_master() && !(*iter)->is_monitor()) {
3395 Glib::Threads::Mutex::Lock lm (AudioEngine::instance()->process_lock ());
3396 PBD::Unwinder<bool> uw (ignore_route_processor_changes, true);
3397 (*iter)->remove_aux_or_listen (_monitor_out);
3400 boost::shared_ptr<MidiTrack> mt = boost::dynamic_pointer_cast<MidiTrack> (*iter);
3401 if (mt && mt->step_editing()) {
3402 if (_step_editors > 0) {
3407 RouteAddedOrRemoved (false); /* EMIT SIGNAL */
3410 /* writer goes out of scope, forces route list update */
3412 } // end of RCU Writer scope
3414 update_latency_compensation ();
3417 /* Re-sort routes to remove the graph's current references to the one that is
3418 * going away, then flush old references out of the graph.
3419 * Wave Tracks: reconnect routes
3422 #ifdef USE_TRACKS_CODE_FEATURES
3423 reconnect_existing_routes(true, false);
3428 if (_process_graph) {
3429 _process_graph->clear_other_chain ();
3432 /* get rid of it from the dead wood collection in the route list manager */
3433 /* XXX i think this is unsafe as it currently stands, but i am not sure. (pd, october 2nd, 2006) */
3437 /* try to cause everyone to drop their references
3438 * and unregister ports from the backend
3440 PBD::Unwinder<bool> uw_flag (_route_deletion_in_progress, true);
3442 for (RouteList::iterator iter = routes_to_remove->begin(); iter != routes_to_remove->end(); ++iter) {
3443 (*iter)->drop_references ();
3446 Route::RemoteControlIDChange(); /* EMIT SIGNAL */
3448 /* save the new state of the world */
3450 if (save_state (_current_snapshot_name)) {
3451 save_history (_current_snapshot_name);
3454 reassign_track_numbers();
3455 update_route_record_state ();
3459 Session::remove_route (boost::shared_ptr<Route> route)
3461 boost::shared_ptr<RouteList> rl (new RouteList);
3462 rl->push_back (route);
3467 Session::route_mute_changed (void* /*src*/)
3473 Session::route_listen_changed (void* /*src*/, boost::weak_ptr<Route> wpr)
3475 boost::shared_ptr<Route> route = wpr.lock();
3477 error << string_compose (_("programming error: %1"), X_("invalid route weak ptr passed to route_solo_changed")) << endmsg;
3481 if (route->listening_via_monitor ()) {
3483 if (Config->get_exclusive_solo()) {
3484 /* new listen: disable all other listen */
3485 boost::shared_ptr<RouteList> r = routes.reader ();
3486 for (RouteList::iterator i = r->begin(); i != r->end(); ++i) {
3487 if ((*i) == route || (*i)->solo_isolated() || (*i)->is_master() || (*i)->is_monitor() || (*i)->is_auditioner()) {
3490 (*i)->set_listen (false, this);
3496 } else if (_listen_cnt > 0) {
3501 update_route_solo_state ();
3504 Session::route_solo_isolated_changed (void* /*src*/, boost::weak_ptr<Route> wpr)
3506 boost::shared_ptr<Route> route = wpr.lock ();
3509 /* should not happen */
3510 error << string_compose (_("programming error: %1"), X_("invalid route weak ptr passed to route_solo_changed")) << endmsg;
3514 bool send_changed = false;
3516 if (route->solo_isolated()) {
3517 if (_solo_isolated_cnt == 0) {
3518 send_changed = true;
3520 _solo_isolated_cnt++;
3521 } else if (_solo_isolated_cnt > 0) {
3522 _solo_isolated_cnt--;
3523 if (_solo_isolated_cnt == 0) {
3524 send_changed = true;
3529 IsolatedChanged (); /* EMIT SIGNAL */
3534 Session::route_solo_changed (bool self_solo_change, void* /*src*/, boost::weak_ptr<Route> wpr)
3536 DEBUG_TRACE (DEBUG::Solo, string_compose ("route solo change, self = %1\n", self_solo_change));
3538 if (!self_solo_change) {
3539 // session doesn't care about changes to soloed-by-others
3543 if (solo_update_disabled) {
3545 DEBUG_TRACE (DEBUG::Solo, "solo update disabled - changed ignored\n");
3549 boost::shared_ptr<Route> route = wpr.lock ();
3552 boost::shared_ptr<RouteList> r = routes.reader ();
3555 if (route->self_soloed()) {
3561 RouteGroup* rg = route->route_group ();
3562 bool leave_group_alone = (rg && rg->is_active() && rg->is_solo());
3564 if (delta == 1 && Config->get_exclusive_solo()) {
3566 /* new solo: disable all other solos, but not the group if its solo-enabled */
3568 for (RouteList::iterator i = r->begin(); i != r->end(); ++i) {
3569 if ((*i) == route || (*i)->solo_isolated() || (*i)->is_master() || (*i)->is_monitor() || (*i)->is_auditioner() ||
3570 (leave_group_alone && ((*i)->route_group() == rg))) {
3573 (*i)->set_solo (false, this);
3577 DEBUG_TRACE (DEBUG::Solo, string_compose ("propagate solo change, delta = %1\n", delta));
3579 solo_update_disabled = true;
3581 RouteList uninvolved;
3583 DEBUG_TRACE (DEBUG::Solo, string_compose ("%1\n", route->name()));
3585 for (RouteList::iterator i = r->begin(); i != r->end(); ++i) {
3586 bool via_sends_only;
3587 bool in_signal_flow;
3589 if ((*i) == route || (*i)->solo_isolated() || (*i)->is_master() || (*i)->is_monitor() || (*i)->is_auditioner() ||
3590 (leave_group_alone && ((*i)->route_group() == rg))) {
3594 in_signal_flow = false;
3596 DEBUG_TRACE (DEBUG::Solo, string_compose ("check feed from %1\n", (*i)->name()));
3598 if ((*i)->feeds (route, &via_sends_only)) {
3599 DEBUG_TRACE (DEBUG::Solo, string_compose ("\tthere is a feed from %1\n", (*i)->name()));
3600 if (!via_sends_only) {
3601 if (!route->soloed_by_others_upstream()) {
3602 (*i)->mod_solo_by_others_downstream (delta);
3605 DEBUG_TRACE (DEBUG::Solo, string_compose ("\tthere is a send-only feed from %1\n", (*i)->name()));
3607 in_signal_flow = true;
3609 DEBUG_TRACE (DEBUG::Solo, string_compose ("\tno feed from %1\n", (*i)->name()));
3612 DEBUG_TRACE (DEBUG::Solo, string_compose ("check feed to %1\n", (*i)->name()));
3614 if (route->feeds (*i, &via_sends_only)) {
3615 /* propagate solo upstream only if routing other than
3616 sends is involved, but do consider the other route
3617 (*i) to be part of the signal flow even if only
3620 DEBUG_TRACE (DEBUG::Solo, string_compose ("%1 feeds %2 via sends only %3 sboD %4 sboU %5\n",
3624 route->soloed_by_others_downstream(),
3625 route->soloed_by_others_upstream()));
3626 if (!via_sends_only) {
3627 if (!route->soloed_by_others_downstream()) {
3628 DEBUG_TRACE (DEBUG::Solo, string_compose ("\tmod %1 by %2\n", (*i)->name(), delta));
3629 (*i)->mod_solo_by_others_upstream (delta);
3631 DEBUG_TRACE (DEBUG::Solo, "\talready soloed by others downstream\n");
3634 DEBUG_TRACE (DEBUG::Solo, string_compose ("\tfeed to %1 ignored, sends-only\n", (*i)->name()));
3636 in_signal_flow = true;
3638 DEBUG_TRACE (DEBUG::Solo, "\tno feed to\n");
3641 if (!in_signal_flow) {
3642 uninvolved.push_back (*i);
3646 solo_update_disabled = false;
3647 DEBUG_TRACE (DEBUG::Solo, "propagation complete\n");
3649 update_route_solo_state (r);
3651 /* now notify that the mute state of the routes not involved in the signal
3652 pathway of the just-solo-changed route may have altered.
3655 for (RouteList::iterator i = uninvolved.begin(); i != uninvolved.end(); ++i) {
3656 DEBUG_TRACE (DEBUG::Solo, string_compose ("mute change for %1, which neither feeds or is fed by %2\n", (*i)->name(), route->name()));
3657 (*i)->act_on_mute ();
3658 (*i)->mute_changed (this);
3661 SoloChanged (); /* EMIT SIGNAL */
3666 Session::update_route_solo_state (boost::shared_ptr<RouteList> r)
3668 /* now figure out if anything that matters is soloed (or is "listening")*/
3670 bool something_soloed = false;
3671 uint32_t listeners = 0;
3672 uint32_t isolated = 0;
3675 r = routes.reader();
3678 for (RouteList::iterator i = r->begin(); i != r->end(); ++i) {
3679 if (!(*i)->is_master() && !(*i)->is_monitor() && !(*i)->is_auditioner() && (*i)->self_soloed()) {
3680 something_soloed = true;
3683 if (!(*i)->is_auditioner() && (*i)->listening_via_monitor()) {
3684 if (Config->get_solo_control_is_listen_control()) {
3687 (*i)->set_listen (false, this);
3691 if ((*i)->solo_isolated()) {
3696 if (something_soloed != _non_soloed_outs_muted) {
3697 _non_soloed_outs_muted = something_soloed;
3698 SoloActive (_non_soloed_outs_muted); /* EMIT SIGNAL */
3701 _listen_cnt = listeners;
3703 if (isolated != _solo_isolated_cnt) {
3704 _solo_isolated_cnt = isolated;
3705 IsolatedChanged (); /* EMIT SIGNAL */
3708 DEBUG_TRACE (DEBUG::Solo, string_compose ("solo state updated by session, soloed? %1 listeners %2 isolated %3\n",
3709 something_soloed, listeners, isolated));
3712 boost::shared_ptr<RouteList>
3713 Session::get_routes_with_internal_returns() const
3715 boost::shared_ptr<RouteList> r = routes.reader ();
3716 boost::shared_ptr<RouteList> rl (new RouteList);
3718 for (RouteList::iterator i = r->begin(); i != r->end(); ++i) {
3719 if ((*i)->internal_return ()) {
3727 Session::io_name_is_legal (const std::string& name)
3729 boost::shared_ptr<RouteList> r = routes.reader ();
3731 for (RouteList::iterator i = r->begin(); i != r->end(); ++i) {
3732 if ((*i)->name() == name) {
3736 if ((*i)->has_io_processor_named (name)) {
3745 Session::set_exclusive_input_active (boost::shared_ptr<RouteList> rl, bool onoff, bool flip_others)
3748 vector<string> connections;
3750 /* if we are passed only a single route and we're not told to turn
3751 * others off, then just do the simple thing.
3754 if (flip_others == false && rl->size() == 1) {
3755 boost::shared_ptr<MidiTrack> mt = boost::dynamic_pointer_cast<MidiTrack> (rl->front());
3757 mt->set_input_active (onoff);
3762 for (RouteList::iterator rt = rl->begin(); rt != rl->end(); ++rt) {
3764 PortSet& ps ((*rt)->input()->ports());
3766 for (PortSet::iterator p = ps.begin(); p != ps.end(); ++p) {
3767 p->get_connections (connections);
3770 for (vector<string>::iterator s = connections.begin(); s != connections.end(); ++s) {
3771 routes_using_input_from (*s, rl2);
3774 /* scan all relevant routes to see if others are on or off */
3776 bool others_are_already_on = false;
3778 for (RouteList::iterator r = rl2.begin(); r != rl2.end(); ++r) {
3780 boost::shared_ptr<MidiTrack> mt = boost::dynamic_pointer_cast<MidiTrack> (*r);
3786 if ((*r) != (*rt)) {
3787 if (mt->input_active()) {
3788 others_are_already_on = true;
3791 /* this one needs changing */
3792 mt->set_input_active (onoff);
3798 /* globally reverse other routes */
3800 for (RouteList::iterator r = rl2.begin(); r != rl2.end(); ++r) {
3801 if ((*r) != (*rt)) {
3802 boost::shared_ptr<MidiTrack> mt = boost::dynamic_pointer_cast<MidiTrack> (*r);
3804 mt->set_input_active (!others_are_already_on);
3813 Session::routes_using_input_from (const string& str, RouteList& rl)
3815 boost::shared_ptr<RouteList> r = routes.reader();
3817 for (RouteList::iterator i = r->begin(); i != r->end(); ++i) {
3818 if ((*i)->input()->connected_to (str)) {
3824 boost::shared_ptr<Route>
3825 Session::route_by_name (string name)
3827 boost::shared_ptr<RouteList> r = routes.reader ();
3829 for (RouteList::iterator i = r->begin(); i != r->end(); ++i) {
3830 if ((*i)->name() == name) {
3835 return boost::shared_ptr<Route> ((Route*) 0);
3838 boost::shared_ptr<Route>
3839 Session::route_by_id (PBD::ID id)
3841 boost::shared_ptr<RouteList> r = routes.reader ();
3843 for (RouteList::iterator i = r->begin(); i != r->end(); ++i) {
3844 if ((*i)->id() == id) {
3849 return boost::shared_ptr<Route> ((Route*) 0);
3852 boost::shared_ptr<Track>
3853 Session::track_by_diskstream_id (PBD::ID id)
3855 boost::shared_ptr<RouteList> r = routes.reader ();
3857 for (RouteList::iterator i = r->begin(); i != r->end(); ++i) {
3858 boost::shared_ptr<Track> t = boost::dynamic_pointer_cast<Track> (*i);
3859 if (t && t->using_diskstream_id (id)) {
3864 return boost::shared_ptr<Track> ();
3867 boost::shared_ptr<Route>
3868 Session::route_by_remote_id (uint32_t id)
3870 boost::shared_ptr<RouteList> r = routes.reader ();
3872 for (RouteList::iterator i = r->begin(); i != r->end(); ++i) {
3873 if ((*i)->remote_control_id() == id) {
3878 return boost::shared_ptr<Route> ((Route*) 0);
3883 Session::reassign_track_numbers ()
3887 RouteList r (*(routes.reader ()));
3888 SignalOrderRouteSorter sorter;
3891 StateProtector sp (this);
3893 for (RouteList::iterator i = r.begin(); i != r.end(); ++i) {
3894 if (boost::dynamic_pointer_cast<Track> (*i)) {
3895 (*i)->set_track_number(++tn);
3897 else if (!(*i)->is_master() && !(*i)->is_monitor() && !(*i)->is_auditioner()) {
3898 (*i)->set_track_number(--bn);
3901 const uint32_t decimals = ceilf (log10f (tn + 1));
3902 const bool decimals_changed = _track_number_decimals != decimals;
3903 _track_number_decimals = decimals;
3905 if (decimals_changed && config.get_track_name_number ()) {
3906 for (RouteList::iterator i = r.begin(); i != r.end(); ++i) {
3907 boost::shared_ptr<Track> t = boost::dynamic_pointer_cast<Track> (*i);
3909 t->resync_track_name();
3912 // trigger GUI re-layout
3913 config.ParameterChanged("track-name-number");
3918 Session::playlist_region_added (boost::weak_ptr<Region> w)
3920 boost::shared_ptr<Region> r = w.lock ();
3925 /* These are the operations that are currently in progress... */
3926 list<GQuark> curr = _current_trans_quarks;
3929 /* ...and these are the operations during which we want to update
3930 the session range location markers.
3933 ops.push_back (Operations::capture);
3934 ops.push_back (Operations::paste);
3935 ops.push_back (Operations::duplicate_region);
3936 ops.push_back (Operations::insert_file);
3937 ops.push_back (Operations::insert_region);
3938 ops.push_back (Operations::drag_region_brush);
3939 ops.push_back (Operations::region_drag);
3940 ops.push_back (Operations::selection_grab);
3941 ops.push_back (Operations::region_fill);
3942 ops.push_back (Operations::fill_selection);
3943 ops.push_back (Operations::create_region);
3944 ops.push_back (Operations::region_copy);
3945 ops.push_back (Operations::fixed_time_region_copy);
3948 /* See if any of the current operations match the ones that we want */
3950 set_intersection (_current_trans_quarks.begin(), _current_trans_quarks.end(), ops.begin(), ops.end(), back_inserter (in));
3952 /* If so, update the session range markers */
3954 maybe_update_session_range (r->position (), r->last_frame ());
3958 /** Update the session range markers if a is before the current start or
3959 * b is after the current end.
3962 Session::maybe_update_session_range (framepos_t a, framepos_t b)
3964 if (_state_of_the_state & Loading) {
3968 framepos_t session_end_marker_shift_samples = session_end_shift * _nominal_frame_rate;
3970 if (_session_range_location == 0) {
3972 set_session_range_location (a, b + session_end_marker_shift_samples);
3976 if (a < _session_range_location->start()) {
3977 _session_range_location->set_start (a);
3980 if (b > _session_range_location->end()) {
3981 _session_range_location->set_end (b);
3987 Session::playlist_ranges_moved (list<Evoral::RangeMove<framepos_t> > const & ranges)
3989 for (list<Evoral::RangeMove<framepos_t> >::const_iterator i = ranges.begin(); i != ranges.end(); ++i) {
3990 maybe_update_session_range (i->to, i->to + i->length);
3995 Session::playlist_regions_extended (list<Evoral::Range<framepos_t> > const & ranges)
3997 for (list<Evoral::Range<framepos_t> >::const_iterator i = ranges.begin(); i != ranges.end(); ++i) {
3998 maybe_update_session_range (i->from, i->to);
4002 /* Region management */
4004 boost::shared_ptr<Region>
4005 Session::find_whole_file_parent (boost::shared_ptr<Region const> child) const
4007 const RegionFactory::RegionMap& regions (RegionFactory::regions());
4008 RegionFactory::RegionMap::const_iterator i;
4009 boost::shared_ptr<Region> region;
4011 Glib::Threads::Mutex::Lock lm (region_lock);
4013 for (i = regions.begin(); i != regions.end(); ++i) {
4017 if (region->whole_file()) {
4019 if (child->source_equivalent (region)) {
4025 return boost::shared_ptr<Region> ();
4029 Session::destroy_sources (list<boost::shared_ptr<Source> > srcs)
4031 set<boost::shared_ptr<Region> > relevant_regions;
4033 for (list<boost::shared_ptr<Source> >::iterator s = srcs.begin(); s != srcs.end(); ++s) {
4034 RegionFactory::get_regions_using_source (*s, relevant_regions);
4037 for (set<boost::shared_ptr<Region> >::iterator r = relevant_regions.begin(); r != relevant_regions.end(); ) {
4038 set<boost::shared_ptr<Region> >::iterator tmp;
4043 playlists->destroy_region (*r);
4044 RegionFactory::map_remove (*r);
4046 (*r)->drop_sources ();
4047 (*r)->drop_references ();
4049 relevant_regions.erase (r);
4054 for (list<boost::shared_ptr<Source> >::iterator s = srcs.begin(); s != srcs.end(); ) {
4057 Glib::Threads::Mutex::Lock ls (source_lock);
4058 /* remove from the main source list */
4059 sources.erase ((*s)->id());
4062 (*s)->mark_for_remove ();
4063 (*s)->drop_references ();
4072 Session::remove_last_capture ()
4074 list<boost::shared_ptr<Source> > srcs;
4076 boost::shared_ptr<RouteList> rl = routes.reader ();
4077 for (RouteList::iterator i = rl->begin(); i != rl->end(); ++i) {
4078 boost::shared_ptr<Track> tr = boost::dynamic_pointer_cast<Track> (*i);
4083 list<boost::shared_ptr<Source> >& l = tr->last_capture_sources();
4086 srcs.insert (srcs.end(), l.begin(), l.end());
4091 destroy_sources (srcs);
4093 save_state (_current_snapshot_name);
4098 /* Source Management */
4101 Session::add_source (boost::shared_ptr<Source> source)
4103 pair<SourceMap::key_type, SourceMap::mapped_type> entry;
4104 pair<SourceMap::iterator,bool> result;
4106 entry.first = source->id();
4107 entry.second = source;
4110 Glib::Threads::Mutex::Lock lm (source_lock);
4111 result = sources.insert (entry);
4114 if (result.second) {
4116 /* yay, new source */
4118 boost::shared_ptr<FileSource> fs = boost::dynamic_pointer_cast<FileSource> (source);
4121 if (!fs->within_session()) {
4122 ensure_search_path_includes (Glib::path_get_dirname (fs->path()), fs->type());
4128 boost::shared_ptr<AudioFileSource> afs;
4130 if ((afs = boost::dynamic_pointer_cast<AudioFileSource>(source)) != 0) {
4131 if (Config->get_auto_analyse_audio()) {
4132 Analyser::queue_source_for_analysis (source, false);
4136 source->DropReferences.connect_same_thread (*this, boost::bind (&Session::remove_source, this, boost::weak_ptr<Source> (source)));
4141 Session::remove_source (boost::weak_ptr<Source> src)
4143 if (_state_of_the_state & Deletion) {
4147 SourceMap::iterator i;
4148 boost::shared_ptr<Source> source = src.lock();
4155 Glib::Threads::Mutex::Lock lm (source_lock);
4157 if ((i = sources.find (source->id())) != sources.end()) {
4162 if (!(_state_of_the_state & StateOfTheState (InCleanup|Loading))) {
4164 /* save state so we don't end up with a session file
4165 referring to non-existent sources.
4168 save_state (_current_snapshot_name);
4172 boost::shared_ptr<Source>
4173 Session::source_by_id (const PBD::ID& id)
4175 Glib::Threads::Mutex::Lock lm (source_lock);
4176 SourceMap::iterator i;
4177 boost::shared_ptr<Source> source;
4179 if ((i = sources.find (id)) != sources.end()) {
4186 boost::shared_ptr<AudioFileSource>
4187 Session::audio_source_by_path_and_channel (const string& path, uint16_t chn) const
4189 /* Restricted to audio files because only audio sources have channel
4193 Glib::Threads::Mutex::Lock lm (source_lock);
4195 for (SourceMap::const_iterator i = sources.begin(); i != sources.end(); ++i) {
4196 boost::shared_ptr<AudioFileSource> afs
4197 = boost::dynamic_pointer_cast<AudioFileSource>(i->second);
4199 if (afs && afs->path() == path && chn == afs->channel()) {
4204 return boost::shared_ptr<AudioFileSource>();
4207 boost::shared_ptr<MidiSource>
4208 Session::midi_source_by_path (const std::string& path) const
4210 /* Restricted to MIDI files because audio sources require a channel
4211 for unique identification, in addition to a path.
4214 Glib::Threads::Mutex::Lock lm (source_lock);
4216 for (SourceMap::const_iterator s = sources.begin(); s != sources.end(); ++s) {
4217 boost::shared_ptr<MidiSource> ms
4218 = boost::dynamic_pointer_cast<MidiSource>(s->second);
4219 boost::shared_ptr<FileSource> fs
4220 = boost::dynamic_pointer_cast<FileSource>(s->second);
4222 if (ms && fs && fs->path() == path) {
4227 return boost::shared_ptr<MidiSource>();
4231 Session::count_sources_by_origin (const string& path)
4234 Glib::Threads::Mutex::Lock lm (source_lock);
4236 for (SourceMap::iterator i = sources.begin(); i != sources.end(); ++i) {
4237 boost::shared_ptr<FileSource> fs
4238 = boost::dynamic_pointer_cast<FileSource>(i->second);
4240 if (fs && fs->origin() == path) {
4249 Session::peak_path (string base) const
4251 if (Glib::path_is_absolute (base)) {
4253 /* rip the session dir from the audiofile source */
4255 string session_path;
4256 string interchange_dir_string = string (interchange_dir_name) + G_DIR_SEPARATOR;
4257 bool in_another_session = true;
4259 if (base.find (interchange_dir_string) != string::npos) {
4261 session_path = Glib::path_get_dirname (base); /* now ends in audiofiles */
4262 session_path = Glib::path_get_dirname (session_path); /* now ends in session name */
4263 session_path = Glib::path_get_dirname (session_path); /* now ends in interchange */
4264 session_path = Glib::path_get_dirname (session_path); /* now has session path */
4266 /* see if it is within our session */
4268 for (vector<space_and_path>::const_iterator i = session_dirs.begin(); i != session_dirs.end(); ++i) {
4269 if (i->path == session_path) {
4270 in_another_session = false;
4275 in_another_session = false;
4279 if (in_another_session) {
4280 SessionDirectory sd (session_path);
4281 return Glib::build_filename (sd.peak_path(), Glib::path_get_basename (base) + peakfile_suffix);
4285 base = Glib::path_get_basename (base);
4286 return Glib::build_filename (_session_dir->peak_path(), base + peakfile_suffix);
4290 Session::new_audio_source_path_for_embedded (const std::string& path)
4294 * we know that the filename is already unique because it exists
4295 * out in the filesystem.
4297 * However, when we bring it into the session, we could get a
4300 * Eg. two embedded files:
4305 * When merged into session, these collide.
4307 * There will not be a conflict with in-memory sources
4308 * because when the source was created we already picked
4309 * a unique name for it.
4311 * This collision is not likely to be common, but we have to guard
4312 * against it. So, if there is a collision, take the md5 hash of the
4313 * the path, and use that as the filename instead.
4316 SessionDirectory sdir (get_best_session_directory_for_new_audio());
4317 string base = Glib::path_get_basename (path);
4318 string newpath = Glib::build_filename (sdir.sound_path(), base);
4320 if (Glib::file_test (newpath, Glib::FILE_TEST_EXISTS)) {
4324 md5.digestString (path.c_str());
4325 md5.writeToString ();
4326 base = md5.digestChars;
4328 string ext = get_suffix (path);
4335 newpath = Glib::build_filename (sdir.sound_path(), base);
4337 /* if this collides, we're screwed */
4339 if (Glib::file_test (newpath, Glib::FILE_TEST_EXISTS)) {
4340 error << string_compose (_("Merging embedded file %1: name collision AND md5 hash collision!"), path) << endmsg;
4349 /** Return true if there are no audio file sources that use @param name as
4350 * the filename component of their path.
4352 * Return false otherwise.
4354 * This method MUST ONLY be used to check in-session, mono files since it
4355 * hard-codes the channel of the audio file source we are looking for as zero.
4357 * If/when Ardour supports native files in non-mono formats, the logic here
4358 * will need to be revisited.
4361 Session::audio_source_name_is_unique (const string& name)
4363 std::vector<string> sdirs = source_search_path (DataType::AUDIO);
4364 vector<space_and_path>::iterator i;
4365 uint32_t existing = 0;
4367 for (vector<string>::const_iterator i = sdirs.begin(); i != sdirs.end(); ++i) {
4369 /* note that we search *without* the extension so that
4370 we don't end up both "Audio 1-1.wav" and "Audio 1-1.caf"
4371 in the event that this new name is required for
4372 a file format change.
4375 const string spath = *i;
4377 if (matching_unsuffixed_filename_exists_in (spath, name)) {
4382 /* it is possible that we have the path already
4383 * assigned to a source that has not yet been written
4384 * (ie. the write source for a diskstream). we have to
4385 * check this in order to make sure that our candidate
4386 * path isn't used again, because that can lead to
4387 * two Sources point to the same file with different
4388 * notions of their removability.
4392 string possible_path = Glib::build_filename (spath, name);
4394 if (audio_source_by_path_and_channel (possible_path, 0)) {
4400 return (existing == 0);
4404 Session::format_audio_source_name (const string& legalized_base, uint32_t nchan, uint32_t chan, bool destructive, bool take_required, uint32_t cnt, bool related_exists)
4407 const string ext = native_header_format_extension (config.get_native_file_header_format(), DataType::AUDIO);
4409 if (Profile->get_trx() && destructive) {
4411 sstr << setfill ('0') << setw (4) << cnt;
4412 sstr << legalized_base;
4414 sstr << legalized_base;
4416 if (take_required || related_exists) {
4428 } else if (nchan > 2) {
4433 /* XXX what? more than 26 channels! */
4444 /** Return a unique name based on \a base for a new internal audio source */
4446 Session::new_audio_source_path (const string& base, uint32_t nchan, uint32_t chan, bool destructive, bool take_required)
4449 string possible_name;
4450 const uint32_t limit = 9999; // arbitrary limit on number of files with the same basic name
4452 bool some_related_source_name_exists = false;
4454 legalized = legalize_for_path (base);
4456 // Find a "version" of the base name that doesn't exist in any of the possible directories.
4458 for (cnt = (destructive ? ++destructive_index : 1); cnt <= limit; ++cnt) {
4460 possible_name = format_audio_source_name (legalized, nchan, chan, destructive, take_required, cnt, some_related_source_name_exists);
4462 if (audio_source_name_is_unique (possible_name)) {
4466 some_related_source_name_exists = true;
4469 error << string_compose(
4470 _("There are already %1 recordings for %2, which I consider too many."),
4471 limit, base) << endmsg;
4473 throw failed_constructor();
4477 /* We've established that the new name does not exist in any session
4478 * directory, so now find out which one we should use for this new
4482 SessionDirectory sdir (get_best_session_directory_for_new_audio());
4484 std::string s = Glib::build_filename (sdir.sound_path(), possible_name);
4489 /** Return a unique name based on `base` for a new internal MIDI source */
4491 Session::new_midi_source_path (const string& base)
4494 char buf[PATH_MAX+1];
4495 const uint32_t limit = 10000;
4497 string possible_path;
4498 string possible_name;
4501 legalized = legalize_for_path (base);
4503 // Find a "version" of the file name that doesn't exist in any of the possible directories.
4504 std::vector<string> sdirs = source_search_path(DataType::MIDI);
4506 /* - the main session folder is the first in the vector.
4507 * - after checking all locations for file-name uniqueness,
4508 * we keep the one from the last iteration as new file name
4509 * - midi files are small and should just be kept in the main session-folder
4511 * -> reverse the array, check main session folder last and use that as location
4514 std::reverse(sdirs.begin(), sdirs.end());
4516 for (cnt = 1; cnt <= limit; ++cnt) {
4518 vector<space_and_path>::iterator i;
4519 uint32_t existing = 0;
4521 for (vector<string>::const_iterator i = sdirs.begin(); i != sdirs.end(); ++i) {
4523 snprintf (buf, sizeof(buf), "%s-%u.mid", legalized.c_str(), cnt);
4524 possible_name = buf;
4526 possible_path = Glib::build_filename (*i, possible_name);
4528 if (Glib::file_test (possible_path, Glib::FILE_TEST_EXISTS)) {
4532 if (midi_source_by_path (possible_path)) {
4537 if (existing == 0) {
4542 error << string_compose(
4543 _("There are already %1 recordings for %2, which I consider too many."),
4544 limit, base) << endmsg;
4550 /* No need to "find best location" for software/app-based RAID, because
4551 MIDI is so small that we always put it in the same place.
4554 return possible_path;
4558 /** Create a new within-session audio source */
4559 boost::shared_ptr<AudioFileSource>
4560 Session::create_audio_source_for_session (size_t n_chans, string const & base, uint32_t chan, bool destructive)
4562 const string path = new_audio_source_path (base, n_chans, chan, destructive, true);
4564 if (!path.empty()) {
4565 return boost::dynamic_pointer_cast<AudioFileSource> (
4566 SourceFactory::createWritable (DataType::AUDIO, *this, path, destructive, frame_rate()));
4568 throw failed_constructor ();
4572 /** Create a new within-session MIDI source */
4573 boost::shared_ptr<MidiSource>
4574 Session::create_midi_source_for_session (string const & basic_name)
4576 const string path = new_midi_source_path (basic_name);
4578 if (!path.empty()) {
4579 return boost::dynamic_pointer_cast<SMFSource> (
4580 SourceFactory::createWritable (
4581 DataType::MIDI, *this, path, false, frame_rate()));
4583 throw failed_constructor ();
4587 /** Create a new within-session MIDI source */
4588 boost::shared_ptr<MidiSource>
4589 Session::create_midi_source_by_stealing_name (boost::shared_ptr<Track> track)
4591 /* the caller passes in the track the source will be used in,
4592 so that we can keep the numbering sane.
4594 Rationale: a track with the name "Foo" that has had N
4595 captures carried out so far will ALREADY have a write source
4596 named "Foo-N+1.mid" waiting to be used for the next capture.
4598 If we call new_midi_source_name() we will get "Foo-N+2". But
4599 there is no region corresponding to "Foo-N+1", so when
4600 "Foo-N+2" appears in the track, the gap presents the user
4601 with odd behaviour - why did it skip past Foo-N+1?
4603 We could explain this to the user in some odd way, but
4604 instead we rename "Foo-N+1.mid" as "Foo-N+2.mid", and then
4607 If that attempted rename fails, we get "Foo-N+2.mid" anyway.
4610 boost::shared_ptr<MidiTrack> mt = boost::dynamic_pointer_cast<MidiTrack> (track);
4612 std::string name = track->steal_write_source_name ();
4615 return boost::shared_ptr<MidiSource>();
4618 /* MIDI files are small, just put them in the first location of the
4619 session source search path.
4622 const string path = Glib::build_filename (source_search_path (DataType::MIDI).front(), name);
4624 return boost::dynamic_pointer_cast<SMFSource> (
4625 SourceFactory::createWritable (
4626 DataType::MIDI, *this, path, false, frame_rate()));
4631 Session::add_playlist (boost::shared_ptr<Playlist> playlist, bool unused)
4633 if (playlist->hidden()) {
4637 playlists->add (playlist);
4640 playlist->release();
4647 Session::remove_playlist (boost::weak_ptr<Playlist> weak_playlist)
4649 if (_state_of_the_state & Deletion) {
4653 boost::shared_ptr<Playlist> playlist (weak_playlist.lock());
4659 playlists->remove (playlist);
4665 Session::set_audition (boost::shared_ptr<Region> r)
4667 pending_audition_region = r;
4668 add_post_transport_work (PostTransportAudition);
4669 _butler->schedule_transport_work ();
4673 Session::audition_playlist ()
4675 SessionEvent* ev = new SessionEvent (SessionEvent::Audition, SessionEvent::Add, SessionEvent::Immediate, 0, 0.0);
4676 ev->region.reset ();
4681 Session::non_realtime_set_audition ()
4683 assert (pending_audition_region);
4684 auditioner->audition_region (pending_audition_region);
4685 pending_audition_region.reset ();
4686 AuditionActive (true); /* EMIT SIGNAL */
4690 Session::audition_region (boost::shared_ptr<Region> r)
4692 SessionEvent* ev = new SessionEvent (SessionEvent::Audition, SessionEvent::Add, SessionEvent::Immediate, 0, 0.0);
4698 Session::cancel_audition ()
4703 if (auditioner->auditioning()) {
4704 auditioner->cancel_audition ();
4705 AuditionActive (false); /* EMIT SIGNAL */
4710 Session::RoutePublicOrderSorter::operator() (boost::shared_ptr<Route> a, boost::shared_ptr<Route> b)
4712 if (a->is_monitor()) {
4715 if (b->is_monitor()) {
4718 return a->order_key () < b->order_key ();
4722 Session::is_auditioning () const
4724 /* can be called before we have an auditioner object */
4726 return auditioner->auditioning();
4733 Session::graph_reordered ()
4735 /* don't do this stuff if we are setting up connections
4736 from a set_state() call or creating new tracks. Ditto for deletion.
4739 if ((_state_of_the_state & (InitialConnecting|Deletion)) || _adding_routes_in_progress || _reconnecting_routes_in_progress) {
4743 /* every track/bus asked for this to be handled but it was deferred because
4744 we were connecting. do it now.
4747 request_input_change_handling ();
4751 /* force all diskstreams to update their capture offset values to
4752 reflect any changes in latencies within the graph.
4755 boost::shared_ptr<RouteList> rl = routes.reader ();
4756 for (RouteList::iterator i = rl->begin(); i != rl->end(); ++i) {
4757 boost::shared_ptr<Track> tr = boost::dynamic_pointer_cast<Track> (*i);
4759 tr->set_capture_offset ();
4764 /** @return Number of frames that there is disk space available to write,
4767 boost::optional<framecnt_t>
4768 Session::available_capture_duration ()
4770 Glib::Threads::Mutex::Lock lm (space_lock);
4772 if (_total_free_4k_blocks_uncertain) {
4773 return boost::optional<framecnt_t> ();
4776 float sample_bytes_on_disk = 4.0; // keep gcc happy
4778 switch (config.get_native_file_data_format()) {
4780 sample_bytes_on_disk = 4.0;
4784 sample_bytes_on_disk = 3.0;
4788 sample_bytes_on_disk = 2.0;
4792 /* impossible, but keep some gcc versions happy */
4793 fatal << string_compose (_("programming error: %1"),
4794 X_("illegal native file data format"))
4796 abort(); /*NOTREACHED*/
4799 double scale = 4096.0 / sample_bytes_on_disk;
4801 if (_total_free_4k_blocks * scale > (double) max_framecnt) {
4802 return max_framecnt;
4805 return (framecnt_t) floor (_total_free_4k_blocks * scale);
4809 Session::add_bundle (boost::shared_ptr<Bundle> bundle, bool emit_signal)
4812 RCUWriter<BundleList> writer (_bundles);
4813 boost::shared_ptr<BundleList> b = writer.get_copy ();
4814 b->push_back (bundle);
4818 BundleAddedOrRemoved (); /* EMIT SIGNAL */
4825 Session::remove_bundle (boost::shared_ptr<Bundle> bundle)
4827 bool removed = false;
4830 RCUWriter<BundleList> writer (_bundles);
4831 boost::shared_ptr<BundleList> b = writer.get_copy ();
4832 BundleList::iterator i = find (b->begin(), b->end(), bundle);
4834 if (i != b->end()) {
4841 BundleAddedOrRemoved (); /* EMIT SIGNAL */
4847 boost::shared_ptr<Bundle>
4848 Session::bundle_by_name (string name) const
4850 boost::shared_ptr<BundleList> b = _bundles.reader ();
4852 for (BundleList::const_iterator i = b->begin(); i != b->end(); ++i) {
4853 if ((*i)->name() == name) {
4858 return boost::shared_ptr<Bundle> ();
4862 Session::tempo_map_changed (const PropertyChange&)
4866 playlists->update_after_tempo_map_change ();
4868 _locations->apply (*this, &Session::update_locations_after_tempo_map_change);
4874 Session::update_locations_after_tempo_map_change (const Locations::LocationList& loc)
4876 for (Locations::LocationList::const_iterator i = loc.begin(); i != loc.end(); ++i) {
4877 (*i)->recompute_frames_from_bbt ();
4881 /** Ensures that all buffers (scratch, send, silent, etc) are allocated for
4882 * the given count with the current block size.
4885 Session::ensure_buffers (ChanCount howmany)
4887 BufferManager::ensure_buffers (howmany, bounce_processing() ? bounce_chunk_size : 0);
4891 Session::ensure_buffer_set(BufferSet& buffers, const ChanCount& count)
4893 for (DataType::iterator t = DataType::begin(); t != DataType::end(); ++t) {
4894 buffers.ensure_buffers(*t, count.get(*t), _engine.raw_buffer_size(*t));
4899 Session::next_insert_id ()
4901 /* this doesn't really loop forever. just think about it */
4904 for (boost::dynamic_bitset<uint32_t>::size_type n = 0; n < insert_bitset.size(); ++n) {
4905 if (!insert_bitset[n]) {
4906 insert_bitset[n] = true;
4912 /* none available, so resize and try again */
4914 insert_bitset.resize (insert_bitset.size() + 16, false);
4919 Session::next_send_id ()
4921 /* this doesn't really loop forever. just think about it */
4924 for (boost::dynamic_bitset<uint32_t>::size_type n = 0; n < send_bitset.size(); ++n) {
4925 if (!send_bitset[n]) {
4926 send_bitset[n] = true;
4932 /* none available, so resize and try again */
4934 send_bitset.resize (send_bitset.size() + 16, false);
4939 Session::next_aux_send_id ()
4941 /* this doesn't really loop forever. just think about it */
4944 for (boost::dynamic_bitset<uint32_t>::size_type n = 0; n < aux_send_bitset.size(); ++n) {
4945 if (!aux_send_bitset[n]) {
4946 aux_send_bitset[n] = true;
4952 /* none available, so resize and try again */
4954 aux_send_bitset.resize (aux_send_bitset.size() + 16, false);
4959 Session::next_return_id ()
4961 /* this doesn't really loop forever. just think about it */
4964 for (boost::dynamic_bitset<uint32_t>::size_type n = 0; n < return_bitset.size(); ++n) {
4965 if (!return_bitset[n]) {
4966 return_bitset[n] = true;
4972 /* none available, so resize and try again */
4974 return_bitset.resize (return_bitset.size() + 16, false);
4979 Session::mark_send_id (uint32_t id)
4981 if (id >= send_bitset.size()) {
4982 send_bitset.resize (id+16, false);
4984 if (send_bitset[id]) {
4985 warning << string_compose (_("send ID %1 appears to be in use already"), id) << endmsg;
4987 send_bitset[id] = true;
4991 Session::mark_aux_send_id (uint32_t id)
4993 if (id >= aux_send_bitset.size()) {
4994 aux_send_bitset.resize (id+16, false);
4996 if (aux_send_bitset[id]) {
4997 warning << string_compose (_("aux send ID %1 appears to be in use already"), id) << endmsg;
4999 aux_send_bitset[id] = true;
5003 Session::mark_return_id (uint32_t id)
5005 if (id >= return_bitset.size()) {
5006 return_bitset.resize (id+16, false);
5008 if (return_bitset[id]) {
5009 warning << string_compose (_("return ID %1 appears to be in use already"), id) << endmsg;
5011 return_bitset[id] = true;
5015 Session::mark_insert_id (uint32_t id)
5017 if (id >= insert_bitset.size()) {
5018 insert_bitset.resize (id+16, false);
5020 if (insert_bitset[id]) {
5021 warning << string_compose (_("insert ID %1 appears to be in use already"), id) << endmsg;
5023 insert_bitset[id] = true;
5027 Session::unmark_send_id (uint32_t id)
5029 if (id < send_bitset.size()) {
5030 send_bitset[id] = false;
5035 Session::unmark_aux_send_id (uint32_t id)
5037 if (id < aux_send_bitset.size()) {
5038 aux_send_bitset[id] = false;
5043 Session::unmark_return_id (uint32_t id)
5045 if (id < return_bitset.size()) {
5046 return_bitset[id] = false;
5051 Session::unmark_insert_id (uint32_t id)
5053 if (id < insert_bitset.size()) {
5054 insert_bitset[id] = false;
5059 Session::reset_native_file_format ()
5061 boost::shared_ptr<RouteList> rl = routes.reader ();
5063 for (RouteList::iterator i = rl->begin(); i != rl->end(); ++i) {
5064 boost::shared_ptr<Track> tr = boost::dynamic_pointer_cast<Track> (*i);
5066 /* don't save state as we do this, there's no point
5068 _state_of_the_state = StateOfTheState (_state_of_the_state|InCleanup);
5069 tr->reset_write_sources (false);
5070 _state_of_the_state = StateOfTheState (_state_of_the_state & ~InCleanup);
5076 Session::route_name_unique (string n) const
5078 boost::shared_ptr<RouteList> r = routes.reader ();
5080 for (RouteList::const_iterator i = r->begin(); i != r->end(); ++i) {
5081 if ((*i)->name() == n) {
5090 Session::route_name_internal (string n) const
5092 if (auditioner && auditioner->name() == n) {
5096 if (_click_io && _click_io->name() == n) {
5104 Session::freeze_all (InterThreadInfo& itt)
5106 boost::shared_ptr<RouteList> r = routes.reader ();
5108 for (RouteList::iterator i = r->begin(); i != r->end(); ++i) {
5110 boost::shared_ptr<Track> t;
5112 if ((t = boost::dynamic_pointer_cast<Track>(*i)) != 0) {
5113 /* XXX this is wrong because itt.progress will keep returning to zero at the start
5123 boost::shared_ptr<Region>
5124 Session::write_one_track (Track& track, framepos_t start, framepos_t end,
5125 bool /*overwrite*/, vector<boost::shared_ptr<Source> >& srcs,
5126 InterThreadInfo& itt,
5127 boost::shared_ptr<Processor> endpoint, bool include_endpoint,
5128 bool for_export, bool for_freeze)
5130 boost::shared_ptr<Region> result;
5131 boost::shared_ptr<Playlist> playlist;
5132 boost::shared_ptr<Source> source;
5133 ChanCount diskstream_channels (track.n_channels());
5134 framepos_t position;
5135 framecnt_t this_chunk;
5137 framepos_t latency_skip;
5139 framepos_t len = end - start;
5140 bool need_block_size_reset = false;
5141 ChanCount const max_proc = track.max_processor_streams ();
5142 string legal_playlist_name;
5143 string possible_path;
5146 error << string_compose (_("Cannot write a range where end <= start (e.g. %1 <= %2)"),
5147 end, start) << endmsg;
5151 diskstream_channels = track.bounce_get_output_streams (diskstream_channels, endpoint,
5152 include_endpoint, for_export, for_freeze);
5154 if (diskstream_channels.n(track.data_type()) < 1) {
5155 error << _("Cannot write a range with no data.") << endmsg;
5159 // block all process callback handling
5161 block_processing ();
5164 // synchronize with AudioEngine::process_callback()
5165 // make sure processing is not currently running
5166 // and processing_blocked() is honored before
5167 // acquiring thread buffers
5168 Glib::Threads::Mutex::Lock lm (_engine.process_lock());
5171 _bounce_processing_active = true;
5173 /* call tree *MUST* hold route_lock */
5175 if ((playlist = track.playlist()) == 0) {
5179 legal_playlist_name = legalize_for_path (playlist->name());
5181 for (uint32_t chan_n = 0; chan_n < diskstream_channels.n(track.data_type()); ++chan_n) {
5183 string base_name = string_compose ("%1-%2-bounce", playlist->name(), chan_n);
5184 string path = ((track.data_type() == DataType::AUDIO)
5185 ? new_audio_source_path (legal_playlist_name, diskstream_channels.n_audio(), chan_n, false, true)
5186 : new_midi_source_path (legal_playlist_name));
5193 source = SourceFactory::createWritable (track.data_type(), *this, path, false, frame_rate());
5196 catch (failed_constructor& err) {
5197 error << string_compose (_("cannot create new file \"%1\" for %2"), path, track.name()) << endmsg;
5201 srcs.push_back (source);
5204 /* tell redirects that care that we are about to use a much larger
5205 * blocksize. this will flush all plugins too, so that they are ready
5206 * to be used for this process.
5209 need_block_size_reset = true;
5210 track.set_block_size (bounce_chunk_size);
5211 _engine.main_thread()->get_buffers ();
5215 latency_skip = track.bounce_get_latency (endpoint, include_endpoint, for_export, for_freeze);
5217 /* create a set of reasonably-sized buffers */
5218 for (DataType::iterator t = DataType::begin(); t != DataType::end(); ++t) {
5219 buffers.ensure_buffers(*t, max_proc.get(*t), bounce_chunk_size);
5221 buffers.set_count (max_proc);
5223 for (vector<boost::shared_ptr<Source> >::iterator src = srcs.begin(); src != srcs.end(); ++src) {
5224 boost::shared_ptr<AudioFileSource> afs = boost::dynamic_pointer_cast<AudioFileSource>(*src);
5225 boost::shared_ptr<MidiSource> ms;
5227 afs->prepare_for_peakfile_writes ();
5228 } else if ((ms = boost::dynamic_pointer_cast<MidiSource>(*src))) {
5229 Source::Lock lock(ms->mutex());
5230 ms->mark_streaming_write_started(lock);
5234 while (to_do && !itt.cancel) {
5236 this_chunk = min (to_do, bounce_chunk_size);
5238 if (track.export_stuff (buffers, start, this_chunk, endpoint, include_endpoint, for_export, for_freeze)) {
5242 start += this_chunk;
5243 to_do -= this_chunk;
5244 itt.progress = (float) (1.0 - ((double) to_do / len));
5246 if (latency_skip >= bounce_chunk_size) {
5247 latency_skip -= bounce_chunk_size;
5251 const framecnt_t current_chunk = this_chunk - latency_skip;
5254 for (vector<boost::shared_ptr<Source> >::iterator src=srcs.begin(); src != srcs.end(); ++src, ++n) {
5255 boost::shared_ptr<AudioFileSource> afs = boost::dynamic_pointer_cast<AudioFileSource>(*src);
5256 boost::shared_ptr<MidiSource> ms;
5259 if (afs->write (buffers.get_audio(n).data(latency_skip), current_chunk) != current_chunk) {
5262 } else if ((ms = boost::dynamic_pointer_cast<MidiSource>(*src))) {
5263 Source::Lock lock(ms->mutex());
5265 const MidiBuffer& buf = buffers.get_midi(0);
5266 for (MidiBuffer::const_iterator i = buf.begin(); i != buf.end(); ++i) {
5267 Evoral::Event<framepos_t> ev = *i;
5268 ev.set_time(ev.time() - position);
5269 ms->append_event_frames(lock, ev, ms->timeline_position());
5276 /* post-roll, pick up delayed processor output */
5277 latency_skip = track.bounce_get_latency (endpoint, include_endpoint, for_export, for_freeze);
5279 while (latency_skip && !itt.cancel) {
5280 this_chunk = min (latency_skip, bounce_chunk_size);
5281 latency_skip -= this_chunk;
5283 buffers.silence (this_chunk, 0);
5284 track.bounce_process (buffers, start, this_chunk, endpoint, include_endpoint, for_export, for_freeze);
5287 for (vector<boost::shared_ptr<Source> >::iterator src=srcs.begin(); src != srcs.end(); ++src, ++n) {
5288 boost::shared_ptr<AudioFileSource> afs = boost::dynamic_pointer_cast<AudioFileSource>(*src);
5291 if (afs->write (buffers.get_audio(n).data(), this_chunk) != this_chunk) {
5303 xnow = localtime (&now);
5305 for (vector<boost::shared_ptr<Source> >::iterator src=srcs.begin(); src != srcs.end(); ++src) {
5306 boost::shared_ptr<AudioFileSource> afs = boost::dynamic_pointer_cast<AudioFileSource>(*src);
5307 boost::shared_ptr<MidiSource> ms;
5310 afs->update_header (position, *xnow, now);
5311 afs->flush_header ();
5312 } else if ((ms = boost::dynamic_pointer_cast<MidiSource>(*src))) {
5313 Source::Lock lock(ms->mutex());
5314 ms->mark_streaming_write_completed(lock);
5318 /* construct a region to represent the bounced material */
5322 plist.add (Properties::start, 0);
5323 plist.add (Properties::length, srcs.front()->length(srcs.front()->timeline_position()));
5324 plist.add (Properties::name, region_name_from_path (srcs.front()->name(), true));
5326 result = RegionFactory::create (srcs, plist);
5332 for (vector<boost::shared_ptr<Source> >::iterator src = srcs.begin(); src != srcs.end(); ++src) {
5333 (*src)->mark_for_remove ();
5334 (*src)->drop_references ();
5338 for (vector<boost::shared_ptr<Source> >::iterator src = srcs.begin(); src != srcs.end(); ++src) {
5339 boost::shared_ptr<AudioFileSource> afs = boost::dynamic_pointer_cast<AudioFileSource>(*src);
5342 afs->done_with_peakfile_writes ();
5346 _bounce_processing_active = false;
5348 if (need_block_size_reset) {
5349 _engine.main_thread()->drop_buffers ();
5350 track.set_block_size (get_block_size());
5353 unblock_processing ();
5359 Session::gain_automation_buffer() const
5361 return ProcessThread::gain_automation_buffer ();
5365 Session::trim_automation_buffer() const
5367 return ProcessThread::trim_automation_buffer ();
5371 Session::send_gain_automation_buffer() const
5373 return ProcessThread::send_gain_automation_buffer ();
5377 Session::pan_automation_buffer() const
5379 return ProcessThread::pan_automation_buffer ();
5383 Session::get_silent_buffers (ChanCount count)
5385 return ProcessThread::get_silent_buffers (count);
5389 Session::get_scratch_buffers (ChanCount count, bool silence)
5391 return ProcessThread::get_scratch_buffers (count, silence);
5395 Session::get_route_buffers (ChanCount count, bool silence)
5397 return ProcessThread::get_route_buffers (count, silence);
5402 Session::get_mix_buffers (ChanCount count)
5404 return ProcessThread::get_mix_buffers (count);
5408 Session::ntracks () const
5411 boost::shared_ptr<RouteList> r = routes.reader ();
5413 for (RouteList::const_iterator i = r->begin(); i != r->end(); ++i) {
5414 if (boost::dynamic_pointer_cast<Track> (*i)) {
5423 Session::nbusses () const
5426 boost::shared_ptr<RouteList> r = routes.reader ();
5428 for (RouteList::const_iterator i = r->begin(); i != r->end(); ++i) {
5429 if (boost::dynamic_pointer_cast<Track>(*i) == 0) {
5438 Session::add_automation_list(AutomationList *al)
5440 automation_lists[al->id()] = al;
5443 /** @return true if there is at least one record-enabled track, otherwise false */
5445 Session::have_rec_enabled_track () const
5447 return g_atomic_int_get (const_cast<gint*>(&_have_rec_enabled_track)) == 1;
5451 Session::have_rec_disabled_track () const
5453 return g_atomic_int_get (const_cast<gint*>(&_have_rec_disabled_track)) == 1;
5456 /** Update the state of our rec-enabled tracks flag */
5458 Session::update_route_record_state ()
5460 boost::shared_ptr<RouteList> rl = routes.reader ();
5461 RouteList::iterator i = rl->begin();
5462 while (i != rl->end ()) {
5464 boost::shared_ptr<Track> tr = boost::dynamic_pointer_cast<Track> (*i);
5465 if (tr && tr->record_enabled ()) {
5472 int const old = g_atomic_int_get (&_have_rec_enabled_track);
5474 g_atomic_int_set (&_have_rec_enabled_track, i != rl->end () ? 1 : 0);
5476 if (g_atomic_int_get (&_have_rec_enabled_track) != old) {
5477 RecordStateChanged (); /* EMIT SIGNAL */
5480 for (i = rl->begin(); i != rl->end (); ++i) {
5481 boost::shared_ptr<Track> tr = boost::dynamic_pointer_cast<Track> (*i);
5482 if (tr && !tr->record_enabled ()) {
5487 g_atomic_int_set (&_have_rec_disabled_track, i != rl->end () ? 1 : 0);
5489 bool record_arm_state_changed = (old != g_atomic_int_get (&_have_rec_enabled_track) );
5491 if (record_status() == Recording && record_arm_state_changed ) {
5492 RecordArmStateChanged ();
5498 Session::listen_position_changed ()
5500 boost::shared_ptr<RouteList> r = routes.reader ();
5502 for (RouteList::iterator i = r->begin(); i != r->end(); ++i) {
5503 (*i)->listen_position_changed ();
5508 Session::solo_control_mode_changed ()
5510 /* cancel all solo or all listen when solo control mode changes */
5513 set_solo (get_routes(), false);
5514 } else if (listening()) {
5515 set_listen (get_routes(), false);
5519 /** Called when a property of one of our route groups changes */
5521 Session::route_group_property_changed (RouteGroup* rg)
5523 RouteGroupPropertyChanged (rg); /* EMIT SIGNAL */
5526 /** Called when a route is added to one of our route groups */
5528 Session::route_added_to_route_group (RouteGroup* rg, boost::weak_ptr<Route> r)
5530 RouteAddedToRouteGroup (rg, r);
5533 /** Called when a route is removed from one of our route groups */
5535 Session::route_removed_from_route_group (RouteGroup* rg, boost::weak_ptr<Route> r)
5537 update_route_record_state ();
5538 RouteRemovedFromRouteGroup (rg, r); /* EMIT SIGNAL */
5541 boost::shared_ptr<RouteList>
5542 Session::get_tracks () const
5544 boost::shared_ptr<RouteList> rl = routes.reader ();
5545 boost::shared_ptr<RouteList> tl (new RouteList);
5547 for (RouteList::const_iterator r = rl->begin(); r != rl->end(); ++r) {
5548 if (boost::dynamic_pointer_cast<Track> (*r)) {
5549 if (!(*r)->is_auditioner()) {
5557 boost::shared_ptr<RouteList>
5558 Session::get_routes_with_regions_at (framepos_t const p) const
5560 boost::shared_ptr<RouteList> r = routes.reader ();
5561 boost::shared_ptr<RouteList> rl (new RouteList);
5563 for (RouteList::iterator i = r->begin(); i != r->end(); ++i) {
5564 boost::shared_ptr<Track> tr = boost::dynamic_pointer_cast<Track> (*i);
5569 boost::shared_ptr<Playlist> pl = tr->playlist ();
5574 if (pl->has_region_at (p)) {
5583 Session::goto_end ()
5585 if (_session_range_location) {
5586 request_locate (_session_range_location->end(), false);
5588 request_locate (0, false);
5593 Session::goto_start ()
5595 if (_session_range_location) {
5596 request_locate (_session_range_location->start(), false);
5598 request_locate (0, false);
5603 Session::current_start_frame () const
5605 return _session_range_location ? _session_range_location->start() : 0;
5609 Session::current_end_frame () const
5611 return _session_range_location ? _session_range_location->end() : 0;
5615 Session::set_session_range_location (framepos_t start, framepos_t end)
5617 _session_range_location = new Location (*this, start, end, _("session"), Location::IsSessionRange);
5618 _locations->add (_session_range_location);
5622 Session::step_edit_status_change (bool yn)
5628 send = (_step_editors == 0);
5633 send = (_step_editors == 1);
5636 if (_step_editors > 0) {
5642 StepEditStatusChange (val);
5648 Session::start_time_changed (framepos_t old)
5650 /* Update the auto loop range to match the session range
5651 (unless the auto loop range has been changed by the user)
5654 Location* s = _locations->session_range_location ();
5659 Location* l = _locations->auto_loop_location ();
5661 if (l && l->start() == old) {
5662 l->set_start (s->start(), true);
5667 Session::end_time_changed (framepos_t old)
5669 /* Update the auto loop range to match the session range
5670 (unless the auto loop range has been changed by the user)
5673 Location* s = _locations->session_range_location ();
5678 Location* l = _locations->auto_loop_location ();
5680 if (l && l->end() == old) {
5681 l->set_end (s->end(), true);
5685 std::vector<std::string>
5686 Session::source_search_path (DataType type) const
5690 if (session_dirs.size() == 1) {
5692 case DataType::AUDIO:
5693 sp.push_back (_session_dir->sound_path());
5695 case DataType::MIDI:
5696 sp.push_back (_session_dir->midi_path());
5700 for (vector<space_and_path>::const_iterator i = session_dirs.begin(); i != session_dirs.end(); ++i) {
5701 SessionDirectory sdir (i->path);
5703 case DataType::AUDIO:
5704 sp.push_back (sdir.sound_path());
5706 case DataType::MIDI:
5707 sp.push_back (sdir.midi_path());
5713 if (type == DataType::AUDIO) {
5714 const string sound_path_2X = _session_dir->sound_path_2X();
5715 if (Glib::file_test (sound_path_2X, Glib::FILE_TEST_EXISTS|Glib::FILE_TEST_IS_DIR)) {
5716 if (find (sp.begin(), sp.end(), sound_path_2X) == sp.end()) {
5717 sp.push_back (sound_path_2X);
5722 // now check the explicit (possibly user-specified) search path
5725 case DataType::AUDIO:
5726 sp += Searchpath(config.get_audio_search_path ());
5728 case DataType::MIDI:
5729 sp += Searchpath(config.get_midi_search_path ());
5737 Session::ensure_search_path_includes (const string& path, DataType type)
5746 case DataType::AUDIO:
5747 sp += Searchpath(config.get_audio_search_path ());
5749 case DataType::MIDI:
5750 sp += Searchpath (config.get_midi_search_path ());
5754 for (vector<std::string>::iterator i = sp.begin(); i != sp.end(); ++i) {
5755 /* No need to add this new directory if it has the same inode as
5756 an existing one; checking inode rather than name prevents duplicated
5757 directories when we are using symlinks.
5759 On Windows, I think we could just do if (*i == path) here.
5761 if (PBD::equivalent_paths (*i, path)) {
5769 case DataType::AUDIO:
5770 config.set_audio_search_path (sp.to_string());
5772 case DataType::MIDI:
5773 config.set_midi_search_path (sp.to_string());
5779 Session::remove_dir_from_search_path (const string& dir, DataType type)
5784 case DataType::AUDIO:
5785 sp = Searchpath(config.get_audio_search_path ());
5787 case DataType::MIDI:
5788 sp = Searchpath (config.get_midi_search_path ());
5795 case DataType::AUDIO:
5796 config.set_audio_search_path (sp.to_string());
5798 case DataType::MIDI:
5799 config.set_midi_search_path (sp.to_string());
5805 boost::shared_ptr<Speakers>
5806 Session::get_speakers()
5812 Session::unknown_processors () const
5816 boost::shared_ptr<RouteList> r = routes.reader ();
5817 for (RouteList::iterator i = r->begin(); i != r->end(); ++i) {
5818 list<string> t = (*i)->unknown_processors ();
5819 copy (t.begin(), t.end(), back_inserter (p));
5829 Session::update_latency (bool playback)
5831 DEBUG_TRACE (DEBUG::Latency, string_compose ("JACK latency callback: %1\n", (playback ? "PLAYBACK" : "CAPTURE")));
5833 if ((_state_of_the_state & (InitialConnecting|Deletion)) || _adding_routes_in_progress) {
5837 boost::shared_ptr<RouteList> r = routes.reader ();
5838 framecnt_t max_latency = 0;
5841 /* reverse the list so that we work backwards from the last route to run to the first */
5842 RouteList* rl = routes.reader().get();
5843 r.reset (new RouteList (*rl));
5844 reverse (r->begin(), r->end());
5847 /* compute actual latency values for the given direction and store them all in per-port
5848 structures. this will also publish the same values (to JACK) so that computation of latency
5849 for routes can consistently use public latency values.
5852 for (RouteList::iterator i = r->begin(); i != r->end(); ++i) {
5853 max_latency = max (max_latency, (*i)->set_private_port_latencies (playback));
5856 /* because we latency compensate playback, our published playback latencies should
5857 be the same for all output ports - all material played back by ardour has
5858 the same latency, whether its caused by plugins or by latency compensation. since
5859 these may differ from the values computed above, reset all playback port latencies
5863 DEBUG_TRACE (DEBUG::Latency, string_compose ("Set public port latencies to %1\n", max_latency));
5865 for (RouteList::iterator i = r->begin(); i != r->end(); ++i) {
5866 (*i)->set_public_port_latencies (max_latency, playback);
5871 post_playback_latency ();
5875 post_capture_latency ();
5878 DEBUG_TRACE (DEBUG::Latency, "JACK latency callback: DONE\n");
5882 Session::post_playback_latency ()
5884 set_worst_playback_latency ();
5886 boost::shared_ptr<RouteList> r = routes.reader ();
5888 for (RouteList::iterator i = r->begin(); i != r->end(); ++i) {
5889 if (!(*i)->is_auditioner() && ((*i)->active())) {
5890 _worst_track_latency = max (_worst_track_latency, (*i)->update_signal_latency ());
5894 for (RouteList::iterator i = r->begin(); i != r->end(); ++i) {
5895 (*i)->set_latency_compensation (_worst_track_latency);
5900 Session::post_capture_latency ()
5902 set_worst_capture_latency ();
5904 /* reflect any changes in capture latencies into capture offsets
5907 boost::shared_ptr<RouteList> rl = routes.reader();
5908 for (RouteList::iterator i = rl->begin(); i != rl->end(); ++i) {
5909 boost::shared_ptr<Track> tr = boost::dynamic_pointer_cast<Track> (*i);
5911 tr->set_capture_offset ();
5917 Session::initialize_latencies ()
5920 Glib::Threads::Mutex::Lock lm (_engine.process_lock());
5921 update_latency (false);
5922 update_latency (true);
5925 set_worst_io_latencies ();
5929 Session::set_worst_io_latencies ()
5931 set_worst_playback_latency ();
5932 set_worst_capture_latency ();
5936 Session::set_worst_playback_latency ()
5938 if (_state_of_the_state & (InitialConnecting|Deletion)) {
5942 _worst_output_latency = 0;
5944 if (!_engine.connected()) {
5948 boost::shared_ptr<RouteList> r = routes.reader ();
5950 for (RouteList::iterator i = r->begin(); i != r->end(); ++i) {
5951 _worst_output_latency = max (_worst_output_latency, (*i)->output()->latency());
5954 DEBUG_TRACE (DEBUG::Latency, string_compose ("Worst output latency: %1\n", _worst_output_latency));
5958 Session::set_worst_capture_latency ()
5960 if (_state_of_the_state & (InitialConnecting|Deletion)) {
5964 _worst_input_latency = 0;
5966 if (!_engine.connected()) {
5970 boost::shared_ptr<RouteList> r = routes.reader ();
5972 for (RouteList::iterator i = r->begin(); i != r->end(); ++i) {
5973 _worst_input_latency = max (_worst_input_latency, (*i)->input()->latency());
5976 DEBUG_TRACE (DEBUG::Latency, string_compose ("Worst input latency: %1\n", _worst_input_latency));
5980 Session::update_latency_compensation (bool force_whole_graph)
5982 bool some_track_latency_changed = false;
5984 if (_state_of_the_state & (InitialConnecting|Deletion)) {
5988 DEBUG_TRACE(DEBUG::Latency, "---------------------------- update latency compensation\n\n");
5990 _worst_track_latency = 0;
5992 boost::shared_ptr<RouteList> r = routes.reader ();
5994 for (RouteList::iterator i = r->begin(); i != r->end(); ++i) {
5995 if (!(*i)->is_auditioner() && ((*i)->active())) {
5997 if ((*i)->signal_latency () != (tl = (*i)->update_signal_latency ())) {
5998 some_track_latency_changed = true;
6000 _worst_track_latency = max (tl, _worst_track_latency);
6004 DEBUG_TRACE (DEBUG::Latency, string_compose ("worst signal processing latency: %1 (changed ? %2)\n", _worst_track_latency,
6005 (some_track_latency_changed ? "yes" : "no")));
6007 DEBUG_TRACE(DEBUG::Latency, "---------------------------- DONE update latency compensation\n\n");
6009 if (some_track_latency_changed || force_whole_graph) {
6010 _engine.update_latencies ();
6014 for (RouteList::iterator i = r->begin(); i != r->end(); ++i) {
6015 boost::shared_ptr<Track> tr = boost::dynamic_pointer_cast<Track> (*i);
6019 tr->set_capture_offset ();
6024 Session::session_name_is_legal (const string& path)
6026 char illegal_chars[] = { '/', '\\', ':', ';', '\0' };
6028 for (int i = 0; illegal_chars[i]; ++i) {
6029 if (path.find (illegal_chars[i]) != string::npos) {
6030 return illegal_chars[i];
6038 Session::next_control_id () const
6042 /* the monitor bus remote ID is in a different
6043 * "namespace" than regular routes. its existence doesn't
6044 * affect normal (low) numbered routes.
6051 /* the same about masterbus in Waves Tracks */
6053 if (Profile->get_trx() && _master_out) {
6057 return nroutes() - subtract;
6061 Session::notify_remote_id_change ()
6063 if (deletion_in_progress()) {
6067 switch (Config->get_remote_model()) {
6069 Route::RemoteControlIDChange (); /* EMIT SIGNAL */
6075 #ifdef USE_TRACKS_CODE_FEATURES
6076 /* Waves Tracks: for Waves Tracks session it's required to reconnect their IOs
6077 * if track order has been changed by user
6079 reconnect_existing_routes(true, true);
6085 Session::sync_order_keys ()
6087 if (deletion_in_progress()) {
6091 /* tell everyone that something has happened to the sort keys
6092 and let them sync up with the change(s)
6093 this will give objects that manage the sort order keys the
6094 opportunity to keep them in sync if they wish to.
6097 DEBUG_TRACE (DEBUG::OrderKeys, "Sync Order Keys.\n");
6099 reassign_track_numbers();
6101 Route::SyncOrderKeys (); /* EMIT SIGNAL */
6103 DEBUG_TRACE (DEBUG::OrderKeys, "\tsync done\n");
6107 Session::operation_in_progress (GQuark op) const
6109 return (find (_current_trans_quarks.begin(), _current_trans_quarks.end(), op) != _current_trans_quarks.end());
6112 boost::shared_ptr<Port>
6113 Session::ltc_input_port () const
6115 return _ltc_input->nth (0);
6118 boost::shared_ptr<Port>
6119 Session::ltc_output_port () const
6121 return _ltc_output->nth (0);
6125 Session::reconnect_ltc_input ()
6129 string src = Config->get_ltc_source_port();
6131 _ltc_input->disconnect (this);
6133 if (src != _("None") && !src.empty()) {
6134 _ltc_input->nth (0)->connect (src);
6137 if ( ARDOUR::Profile->get_trx () ) {
6138 // Tracks need this signal to update timecode_source_dropdown
6139 MtcOrLtcInputPortChanged (); //emit signal
6145 Session::reconnect_ltc_output ()
6149 string src = Config->get_ltc_output_port();
6151 _ltc_output->disconnect (this);
6153 if (src != _("None") && !src.empty()) {
6154 _ltc_output->nth (0)->connect (src);
6160 Session::set_range_selection (framepos_t start, framepos_t end)
6162 _range_selection = Evoral::Range<framepos_t> (start, end);
6163 follow_playhead_priority ();
6167 Session::set_object_selection (framepos_t start, framepos_t end)
6169 _object_selection = Evoral::Range<framepos_t> (start, end);
6170 follow_playhead_priority ();
6174 Session::clear_range_selection ()
6176 _range_selection = Evoral::Range<framepos_t> (-1,-1);
6177 follow_playhead_priority ();
6181 Session::clear_object_selection ()
6183 _object_selection = Evoral::Range<framepos_t> (-1,-1);
6184 follow_playhead_priority ();