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.
26 #include <cstdio> /* sprintf(3) ... grrr */
32 #include <glibmm/threads.h>
33 #include <glibmm/miscutils.h>
34 #include <glibmm/fileutils.h>
36 #include <boost/algorithm/string/erase.hpp>
38 #include "pbd/basename.h"
39 #include "pbd/boost_debug.h"
40 #include "pbd/convert.h"
41 #include "pbd/convert.h"
42 #include "pbd/error.h"
43 #include "pbd/file_utils.h"
45 #include "pbd/pthread_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/gain_control.h"
76 #include "ardour/graph.h"
77 #include "ardour/luabindings.h"
78 #include "ardour/midiport_manager.h"
79 #include "ardour/scene_changer.h"
80 #include "ardour/midi_patch_manager.h"
81 #include "ardour/midi_track.h"
82 #include "ardour/midi_ui.h"
83 #include "ardour/operations.h"
84 #include "ardour/playlist.h"
85 #include "ardour/plugin.h"
86 #include "ardour/plugin_insert.h"
87 #include "ardour/process_thread.h"
88 #include "ardour/profile.h"
89 #include "ardour/rc_configuration.h"
90 #include "ardour/recent_sessions.h"
91 #include "ardour/region.h"
92 #include "ardour/region_factory.h"
93 #include "ardour/route_graph.h"
94 #include "ardour/route_group.h"
95 #include "ardour/route_sorters.h"
96 #include "ardour/send.h"
97 #include "ardour/session.h"
98 #include "ardour/session_directory.h"
99 #include "ardour/session_playlists.h"
100 #include "ardour/smf_source.h"
101 #include "ardour/source_factory.h"
102 #include "ardour/speakers.h"
103 #include "ardour/tempo.h"
104 #include "ardour/ticker.h"
105 #include "ardour/track.h"
106 #include "ardour/user_bundle.h"
107 #include "ardour/utils.h"
109 #include "midi++/port.h"
110 #include "midi++/mmc.h"
112 #include "LuaBridge/LuaBridge.h"
116 #include <glibmm/checksum.h>
125 using namespace ARDOUR;
128 bool Session::_disable_all_loaded_plugins = false;
129 bool Session::_bypass_all_loaded_plugins = false;
130 guint Session::_name_id_counter = 0;
132 PBD::Signal1<int,uint32_t> Session::AudioEngineSetupRequired;
133 PBD::Signal1<void,std::string> Session::Dialog;
134 PBD::Signal0<int> Session::AskAboutPendingState;
135 PBD::Signal2<int, framecnt_t, framecnt_t> Session::AskAboutSampleRateMismatch;
136 PBD::Signal2<void, framecnt_t, framecnt_t> Session::NotifyAboutSampleRateMismatch;
137 PBD::Signal0<void> Session::SendFeedback;
138 PBD::Signal3<int,Session*,std::string,DataType> Session::MissingFile;
140 PBD::Signal1<void, framepos_t> Session::StartTimeChanged;
141 PBD::Signal1<void, framepos_t> Session::EndTimeChanged;
142 PBD::Signal2<void,std::string, std::string> Session::Exported;
143 PBD::Signal1<int,boost::shared_ptr<Playlist> > Session::AskAboutPlaylistDeletion;
144 PBD::Signal0<void> Session::Quit;
145 PBD::Signal0<void> Session::FeedbackDetected;
146 PBD::Signal0<void> Session::SuccessfulGraphSort;
147 PBD::Signal2<void,std::string,std::string> Session::VersionMismatch;
149 const framecnt_t Session::bounce_chunk_size = 8192;
150 static void clean_up_session_event (SessionEvent* ev) { delete ev; }
151 const SessionEvent::RTeventCallback Session::rt_cleanup (clean_up_session_event);
153 // seconds should be added after the region exceeds end marker
154 #ifdef USE_TRACKS_CODE_FEATURES
155 const uint32_t Session::session_end_shift = 5;
157 const uint32_t Session::session_end_shift = 0;
160 /** @param snapshot_name Snapshot name, without .ardour suffix */
161 Session::Session (AudioEngine &eng,
162 const string& fullpath,
163 const string& snapshot_name,
164 BusProfile* bus_profile,
166 : playlists (new SessionPlaylists)
168 , process_function (&Session::process_with_events)
169 , _bounce_processing_active (false)
170 , waiting_for_sync_offset (false)
171 , _base_frame_rate (0)
172 , _nominal_frame_rate (0)
173 , _current_frame_rate (0)
174 , transport_sub_state (0)
175 , _record_status (Disabled)
176 , _transport_frame (0)
177 , _session_range_location (0)
180 , _transport_speed (0)
181 , _default_transport_speed (1.0)
182 , _last_transport_speed (0)
183 , _target_transport_speed (0.0)
184 , auto_play_legal (false)
185 , _last_slave_transport_frame (0)
186 , maximum_output_latency (0)
187 , _requested_return_frame (-1)
188 , current_block_size (0)
189 , _worst_output_latency (0)
190 , _worst_input_latency (0)
191 , _worst_track_latency (0)
192 , _have_captured (false)
193 , _non_soloed_outs_muted (false)
196 , _solo_isolated_cnt (0)
198 , _was_seamless (Config->get_seamless_loop ())
199 , _under_nsm_control (false)
201 , delta_accumulator_cnt (0)
202 , average_slave_delta (1800) // !!! why 1800 ???
204 , have_first_delta_accumulator (false)
205 , _slave_state (Stopped)
206 , _mtc_active (false)
207 , _ltc_active (false)
208 , post_export_sync (false)
209 , post_export_position (0)
211 , _export_rolling (false)
212 , _export_preroll (0)
213 , _pre_export_mmc_enabled (false)
214 , _name (snapshot_name)
216 , _send_qf_mtc (false)
217 , _pframes_since_last_mtc (0)
218 , session_midi_feedback (0)
220 , loop_changing (false)
222 , _session_dir (new SessionDirectory (fullpath))
223 , _current_snapshot_name (snapshot_name)
225 , state_was_pending (false)
226 , _state_of_the_state (StateOfTheState(CannotSave|InitialConnecting|Loading))
228 , _save_queued (false)
229 , _last_roll_location (0)
230 , _last_roll_or_reversal_location (0)
231 , _last_record_location (0)
232 , pending_locate_roll (false)
233 , pending_locate_frame (0)
234 , pending_locate_flush (false)
235 , pending_abort (false)
236 , pending_auto_loop (false)
237 , _mempool ("Session", 1048576)
238 , lua (lua_newstate (&PBD::ReallocPool::lalloc, &_mempool))
240 , _butler (new Butler (*this))
241 , _post_transport_work (0)
242 , cumulative_rf_motion (0)
244 , _locations (new Locations (*this))
245 , _ignore_skips_updates (false)
246 , _rt_thread_active (false)
247 , _rt_emit_pending (false)
248 , _ac_thread_active (false)
250 , outbound_mtc_timecode_frame (0)
251 , next_quarter_frame_to_send (-1)
252 , _frames_per_timecode_frame (0)
253 , _frames_per_hour (0)
254 , _timecode_frames_per_hour (0)
255 , last_timecode_valid (false)
256 , last_timecode_when (0)
257 , _send_timecode_update (false)
269 , ltc_timecode_offset (0)
270 , ltc_timecode_negative_offset (false)
271 , midi_control_ui (0)
273 , _all_route_group (new RouteGroup (*this, "all"))
274 , routes (new RouteList)
275 , _adding_routes_in_progress (false)
276 , _reconnecting_routes_in_progress (false)
277 , _route_deletion_in_progress (false)
278 , destructive_index (0)
279 , _track_number_decimals(1)
280 , default_fade_steepness (0)
281 , default_fade_msecs (0)
282 , _total_free_4k_blocks (0)
283 , _total_free_4k_blocks_uncertain (false)
284 , no_questions_about_missing_files (false)
287 , _bundles (new BundleList)
288 , _bundle_xml_node (0)
292 , click_emphasis_data (0)
294 , click_emphasis_length (0)
295 , _clicks_cleared (0)
296 , _play_range (false)
297 , _range_selection (-1,-1)
298 , _object_selection (-1,-1)
300 , first_file_data_format_reset (true)
301 , first_file_header_format_reset (true)
302 , have_looped (false)
303 , _have_rec_enabled_track (false)
304 , _have_rec_disabled_track (true)
306 , _suspend_timecode_transmission (0)
307 , _speakers (new Speakers)
309 , ignore_route_processor_changes (false)
317 pthread_mutex_init (&_rt_emit_mutex, 0);
318 pthread_cond_init (&_rt_emit_cond, 0);
320 pthread_mutex_init (&_auto_connect_mutex, 0);
321 pthread_cond_init (&_auto_connect_cond, 0);
323 init_name_id_counter (1); // reset for new sessions, start at 1
325 pre_engine_init (fullpath);
331 Stateful::loading_state_version = CURRENT_SESSION_FILE_VERSION;
333 #ifdef USE_TRACKS_CODE_FEATURES
334 sr = EngineStateController::instance()->get_current_sample_rate();
336 if (ensure_engine (sr)) {
338 throw SessionException (_("Cannot connect to audio/midi engine"));
341 // set samplerate for plugins added early
342 // e.g from templates or MB channelstrip
343 set_block_size (_engine.samples_per_cycle());
344 set_frame_rate (_engine.sample_rate());
346 if (create (mix_template, bus_profile)) {
348 throw SessionException (_("Session initialization failed"));
351 /* if a mix template was provided, then ::create() will
352 * have copied it into the session and we need to load it
353 * so that we have the state ready for ::set_state()
354 * after the engine is started.
356 * Note that we do NOT try to get the sample rate from
357 * the template at this time, though doing so would
358 * be easy if we decided this was an appropriate part
362 if (!mix_template.empty()) {
363 if (load_state (_current_snapshot_name)) {
364 throw SessionException (_("Failed to load template/snapshot state"));
366 store_recent_templates (mix_template);
369 /* load default session properties - if any */
374 if (load_state (_current_snapshot_name)) {
375 throw SessionException (_("Failed to load state"));
378 /* try to get sample rate from XML state so that we
379 * can influence the SR if we set up the audio
384 const XMLProperty* prop;
385 if ((prop = state_tree->root()->property (X_("sample-rate"))) != 0) {
386 sr = atoi (prop->value());
390 if (ensure_engine (sr)) {
392 throw SessionException (_("Cannot connect to audio/midi engine"));
396 if (post_engine_init ()) {
398 throw SessionException (_("Cannot configure audio/midi engine with session parameters"));
401 store_recent_sessions (_name, _path);
403 bool was_dirty = dirty();
405 _state_of_the_state = StateOfTheState (_state_of_the_state & ~Dirty);
407 Config->ParameterChanged.connect_same_thread (*this, boost::bind (&Session::config_changed, this, _1, false));
408 config.ParameterChanged.connect_same_thread (*this, boost::bind (&Session::config_changed, this, _1, true));
411 DirtyChanged (); /* EMIT SIGNAL */
414 StartTimeChanged.connect_same_thread (*this, boost::bind (&Session::start_time_changed, this, _1));
415 EndTimeChanged.connect_same_thread (*this, boost::bind (&Session::end_time_changed, this, _1));
417 emit_thread_start ();
418 auto_connect_thread_start ();
420 /* hook us up to the engine since we are now completely constructed */
422 BootMessage (_("Connect to engine"));
424 _engine.set_session (this);
425 _engine.reset_timebase ();
427 #ifdef USE_TRACKS_CODE_FEATURES
429 EngineStateController::instance()->set_session(this);
432 if ( ARDOUR::Profile->get_trx () ) {
434 /* Waves Tracks: fill session with tracks basing on the amount of inputs.
435 * each available input must have corresponding track when session starts.
438 uint32_t how_many (0);
440 std::vector<std::string> inputs;
441 EngineStateController::instance()->get_physical_audio_inputs(inputs);
443 how_many = inputs.size();
445 list<boost::shared_ptr<AudioTrack> > tracks;
447 // Track names after driver
448 if (Config->get_tracks_auto_naming() == NameAfterDriver) {
449 string track_name = "";
450 for (std::vector<string>::size_type i = 0; i < inputs.size(); ++i) {
452 track_name = inputs[i];
453 replace_all (track_name, "system:capture", "");
455 list<boost::shared_ptr<AudioTrack> > single_track = new_audio_track (1, 1, Normal, 0, 1, track_name);
456 tracks.insert(tracks.begin(), single_track.front());
458 } else { // Default track names
459 tracks = new_audio_track (1, 1, Normal, 0, how_many, string());
462 if (tracks.size() != how_many) {
464 throw failed_constructor ();
473 BootMessage (_("Session loading complete"));
485 Session::next_name_id ()
487 return g_atomic_int_add (&_name_id_counter, 1);
491 Session::name_id_counter ()
493 return g_atomic_int_get (&_name_id_counter);
497 Session::init_name_id_counter (guint n)
499 g_atomic_int_set (&_name_id_counter, n);
503 Session::ensure_engine (uint32_t desired_sample_rate)
505 if (_engine.current_backend() == 0) {
506 /* backend is unknown ... */
507 boost::optional<int> r = AudioEngineSetupRequired (desired_sample_rate);
508 if (r.get_value_or (-1) != 0) {
511 } else if (_engine.setup_required()) {
512 /* backend is known, but setup is needed */
513 boost::optional<int> r = AudioEngineSetupRequired (desired_sample_rate);
514 if (r.get_value_or (-1) != 0) {
517 } else if (!_engine.running()) {
518 if (_engine.start()) {
523 /* at this point the engine should be running
526 if (!_engine.running()) {
530 return immediately_post_engine ();
535 Session::immediately_post_engine ()
537 /* Do various initializations that should take place directly after we
538 * know that the engine is running, but before we either create a
539 * session or set state for an existing one.
542 if (how_many_dsp_threads () > 1) {
543 /* For now, only create the graph if we are using >1 DSP threads, as
544 it is a bit slower than the old code with 1 thread.
546 _process_graph.reset (new Graph (*this));
549 /* every time we reconnect, recompute worst case output latencies */
551 _engine.Running.connect_same_thread (*this, boost::bind (&Session::initialize_latencies, this));
553 if (synced_to_engine()) {
554 _engine.transport_stop ();
557 if (config.get_jack_time_master()) {
558 _engine.transport_locate (_transport_frame);
562 BootMessage (_("Set up LTC"));
564 BootMessage (_("Set up Click"));
566 BootMessage (_("Set up standard connections"));
570 catch (failed_constructor& err) {
574 /* TODO, connect in different thread. (PortRegisteredOrUnregistered may be in RT context)
576 _engine.PortRegisteredOrUnregistered.connect_same_thread (*this, boost::bind (&Session::setup_bundles, this));
584 vector<void*> debug_pointers;
586 /* if we got to here, leaving pending capture state around
590 remove_pending_capture_state ();
594 _state_of_the_state = StateOfTheState (CannotSave|Deletion);
596 /* stop autoconnecting */
597 auto_connect_thread_terminate ();
599 /* disconnect from any and all signals that we are connected to */
601 Port::PortSignalDrop (); /* EMIT SIGNAL */
604 /* shutdown control surface protocols while we still have ports
605 and the engine to move data to any devices.
608 ControlProtocolManager::instance().drop_protocols ();
610 MIDI::Name::MidiPatchManager::instance().remove_search_path(session_directory().midi_patch_path());
612 _engine.remove_session ();
614 #ifdef USE_TRACKS_CODE_FEATURES
615 EngineStateController::instance()->remove_session();
618 /* deregister all ports - there will be no process or any other
619 * callbacks from the engine any more.
622 Port::PortDrop (); /* EMIT SIGNAL */
626 /* clear history so that no references to objects are held any more */
630 /* clear state tree so that no references to objects are held any more */
635 // unregister all lua functions, drop held references (if any)
637 lua.do_command ("Session = nil");
645 lua.collect_garbage ();
647 /* reset dynamic state version back to default */
648 Stateful::loading_state_version = 0;
650 _butler->drop_references ();
654 delete _all_route_group;
656 DEBUG_TRACE (DEBUG::Destruction, "delete route groups\n");
657 for (list<RouteGroup *>::iterator i = _route_groups.begin(); i != _route_groups.end(); ++i) {
661 if (click_data != default_click) {
662 delete [] click_data;
665 if (click_emphasis_data != default_click_emphasis) {
666 delete [] click_emphasis_data;
671 /* need to remove auditioner before monitoring section
672 * otherwise it is re-connected */
675 /* drop references to routes held by the monitoring section
676 * specifically _monitor_out aux/listen references */
677 remove_monitor_section();
679 /* clear out any pending dead wood from RCU managed objects */
684 AudioDiskstream::free_working_buffers();
686 /* tell everyone who is still standing that we're about to die */
689 /* tell everyone to drop references and delete objects as we go */
691 DEBUG_TRACE (DEBUG::Destruction, "delete regions\n");
692 RegionFactory::delete_all_regions ();
694 DEBUG_TRACE (DEBUG::Destruction, "delete routes\n");
696 /* reset these three references to special routes before we do the usual route delete thing */
698 _master_out.reset ();
699 _monitor_out.reset ();
702 RCUWriter<RouteList> writer (routes);
703 boost::shared_ptr<RouteList> r = writer.get_copy ();
705 for (RouteList::iterator i = r->begin(); i != r->end(); ++i) {
706 DEBUG_TRACE(DEBUG::Destruction, string_compose ("Dropping for route %1 ; pre-ref = %2\n", (*i)->name(), (*i).use_count()));
707 (*i)->drop_references ();
711 /* writer goes out of scope and updates master */
716 DEBUG_TRACE (DEBUG::Destruction, "delete sources\n");
717 Glib::Threads::Mutex::Lock lm (source_lock);
718 for (SourceMap::iterator i = sources.begin(); i != sources.end(); ++i) {
719 DEBUG_TRACE(DEBUG::Destruction, string_compose ("Dropping for source %1 ; pre-ref = %2\n", i->second->name(), i->second.use_count()));
720 i->second->drop_references ();
726 /* not strictly necessary, but doing it here allows the shared_ptr debugging to work */
729 emit_thread_terminate ();
731 pthread_cond_destroy (&_rt_emit_cond);
732 pthread_mutex_destroy (&_rt_emit_mutex);
734 pthread_cond_destroy (&_auto_connect_cond);
735 pthread_mutex_destroy (&_auto_connect_mutex);
737 delete _scene_changer; _scene_changer = 0;
738 delete midi_control_ui; midi_control_ui = 0;
740 delete _mmc; _mmc = 0;
741 delete _midi_ports; _midi_ports = 0;
742 delete _locations; _locations = 0;
747 DEBUG_TRACE (DEBUG::Destruction, "Session::destroy() done\n");
749 #ifdef BOOST_SP_ENABLE_DEBUG_HOOKS
750 boost_debug_list_ptrs ();
755 Session::setup_ltc ()
759 _ltc_input.reset (new IO (*this, X_("LTC In"), IO::Input));
760 _ltc_output.reset (new IO (*this, X_("LTC Out"), IO::Output));
762 if (state_tree && (child = find_named_node (*state_tree->root(), X_("LTC In"))) != 0) {
763 _ltc_input->set_state (*(child->children().front()), Stateful::loading_state_version);
766 Glib::Threads::Mutex::Lock lm (AudioEngine::instance()->process_lock ());
767 _ltc_input->ensure_io (ChanCount (DataType::AUDIO, 1), true, this);
769 reconnect_ltc_input ();
772 if (state_tree && (child = find_named_node (*state_tree->root(), X_("LTC Out"))) != 0) {
773 _ltc_output->set_state (*(child->children().front()), Stateful::loading_state_version);
776 Glib::Threads::Mutex::Lock lm (AudioEngine::instance()->process_lock ());
777 _ltc_output->ensure_io (ChanCount (DataType::AUDIO, 1), true, this);
779 reconnect_ltc_output ();
782 /* fix up names of LTC ports because we don't want the normal
783 * IO style of NAME/TYPE-{in,out}N
786 _ltc_input->nth (0)->set_name (X_("LTC-in"));
787 _ltc_output->nth (0)->set_name (X_("LTC-out"));
791 Session::setup_click ()
795 boost::shared_ptr<AutomationList> gl (new AutomationList (Evoral::Parameter (GainAutomation)));
796 boost::shared_ptr<GainControl> gain_control = boost::shared_ptr<GainControl> (new GainControl (*this, Evoral::Parameter(GainAutomation), gl));
798 _click_io.reset (new ClickIO (*this, X_("Click")));
799 _click_gain.reset (new Amp (*this, _("Fader"), gain_control, true));
800 _click_gain->activate ();
802 setup_click_state (state_tree->root());
804 setup_click_state (0);
809 Session::setup_click_state (const XMLNode* node)
811 const XMLNode* child = 0;
813 if (node && (child = find_named_node (*node, "Click")) != 0) {
815 /* existing state for Click */
818 if (Stateful::loading_state_version < 3000) {
819 c = _click_io->set_state_2X (*child->children().front(), Stateful::loading_state_version, false);
821 const XMLNodeList& children (child->children());
822 XMLNodeList::const_iterator i = children.begin();
823 if ((c = _click_io->set_state (**i, Stateful::loading_state_version)) == 0) {
825 if (i != children.end()) {
826 c = _click_gain->set_state (**i, Stateful::loading_state_version);
832 _clicking = Config->get_clicking ();
836 error << _("could not setup Click I/O") << endmsg;
843 /* default state for Click: dual-mono to first 2 physical outputs */
846 _engine.get_physical_outputs (DataType::AUDIO, outs);
848 for (uint32_t physport = 0; physport < 2; ++physport) {
849 if (outs.size() > physport) {
850 if (_click_io->add_port (outs[physport], this)) {
851 // relax, even though its an error
856 if (_click_io->n_ports () > ChanCount::ZERO) {
857 _clicking = Config->get_clicking ();
863 Session::setup_bundles ()
867 RCUWriter<BundleList> writer (_bundles);
868 boost::shared_ptr<BundleList> b = writer.get_copy ();
869 for (BundleList::iterator i = b->begin(); i != b->end();) {
870 if (boost::dynamic_pointer_cast<UserBundle>(*i)) {
878 vector<string> inputs[DataType::num_types];
879 vector<string> outputs[DataType::num_types];
880 for (uint32_t i = 0; i < DataType::num_types; ++i) {
881 _engine.get_physical_inputs (DataType (DataType::Symbol (i)), inputs[i]);
882 _engine.get_physical_outputs (DataType (DataType::Symbol (i)), outputs[i]);
885 /* Create a set of Bundle objects that map
886 to the physical I/O currently available. We create both
887 mono and stereo bundles, so that the common cases of mono
888 and stereo tracks get bundles to put in their mixer strip
889 in / out menus. There may be a nicer way of achieving that;
890 it doesn't really scale that well to higher channel counts
893 /* mono output bundles */
895 for (uint32_t np = 0; np < outputs[DataType::AUDIO].size(); ++np) {
897 std::string pn = _engine.get_pretty_name_by_name (outputs[DataType::AUDIO][np]);
899 snprintf (buf, sizeof (buf), _("out %s"), pn.c_str());
901 snprintf (buf, sizeof (buf), _("out %" PRIu32), np+1);
904 boost::shared_ptr<Bundle> c (new Bundle (buf, true));
905 c->add_channel (_("mono"), DataType::AUDIO);
906 c->set_port (0, outputs[DataType::AUDIO][np]);
908 add_bundle (c, false);
911 /* stereo output bundles */
913 for (uint32_t np = 0; np < outputs[DataType::AUDIO].size(); np += 2) {
914 if (np + 1 < outputs[DataType::AUDIO].size()) {
916 snprintf (buf, sizeof(buf), _("out %" PRIu32 "+%" PRIu32), np + 1, np + 2);
917 boost::shared_ptr<Bundle> c (new Bundle (buf, true));
918 c->add_channel (_("L"), DataType::AUDIO);
919 c->set_port (0, outputs[DataType::AUDIO][np]);
920 c->add_channel (_("R"), DataType::AUDIO);
921 c->set_port (1, outputs[DataType::AUDIO][np + 1]);
923 add_bundle (c, false);
927 /* mono input bundles */
929 for (uint32_t np = 0; np < inputs[DataType::AUDIO].size(); ++np) {
931 std::string pn = _engine.get_pretty_name_by_name (inputs[DataType::AUDIO][np]);
933 snprintf (buf, sizeof (buf), _("in %s"), pn.c_str());
935 snprintf (buf, sizeof (buf), _("in %" PRIu32), np+1);
938 boost::shared_ptr<Bundle> c (new Bundle (buf, false));
939 c->add_channel (_("mono"), DataType::AUDIO);
940 c->set_port (0, inputs[DataType::AUDIO][np]);
942 add_bundle (c, false);
945 /* stereo input bundles */
947 for (uint32_t np = 0; np < inputs[DataType::AUDIO].size(); np += 2) {
948 if (np + 1 < inputs[DataType::AUDIO].size()) {
950 snprintf (buf, sizeof(buf), _("in %" PRIu32 "+%" PRIu32), np + 1, np + 2);
952 boost::shared_ptr<Bundle> c (new Bundle (buf, false));
953 c->add_channel (_("L"), DataType::AUDIO);
954 c->set_port (0, inputs[DataType::AUDIO][np]);
955 c->add_channel (_("R"), DataType::AUDIO);
956 c->set_port (1, inputs[DataType::AUDIO][np + 1]);
958 add_bundle (c, false);
962 /* MIDI input bundles */
964 for (uint32_t np = 0; np < inputs[DataType::MIDI].size(); ++np) {
965 string n = inputs[DataType::MIDI][np];
966 std::string pn = _engine.get_pretty_name_by_name (n);
970 boost::erase_first (n, X_("alsa_pcm:"));
972 boost::shared_ptr<Bundle> c (new Bundle (n, false));
973 c->add_channel ("", DataType::MIDI);
974 c->set_port (0, inputs[DataType::MIDI][np]);
975 add_bundle (c, false);
978 /* MIDI output bundles */
980 for (uint32_t np = 0; np < outputs[DataType::MIDI].size(); ++np) {
981 string n = outputs[DataType::MIDI][np];
982 std::string pn = _engine.get_pretty_name_by_name (n);
986 boost::erase_first (n, X_("alsa_pcm:"));
988 boost::shared_ptr<Bundle> c (new Bundle (n, true));
989 c->add_channel ("", DataType::MIDI);
990 c->set_port (0, outputs[DataType::MIDI][np]);
991 add_bundle (c, false);
994 // we trust the backend to only calls us if there's a change
995 BundleAddedOrRemoved (); /* EMIT SIGNAL */
999 Session::auto_connect_master_bus ()
1001 if (!_master_out || !Config->get_auto_connect_standard_busses() || _monitor_out) {
1005 // Waves Tracks: Do not connect master bas for Tracks if AutoConnectMaster option is not set
1006 // In this case it means "Multi Out" output mode
1007 if (ARDOUR::Profile->get_trx() && !(Config->get_output_auto_connect() & AutoConnectMaster) ) {
1011 /* if requested auto-connect the outputs to the first N physical ports.
1014 uint32_t limit = _master_out->n_outputs().n_total();
1015 vector<string> outputs[DataType::num_types];
1017 for (uint32_t i = 0; i < DataType::num_types; ++i) {
1018 _engine.get_physical_outputs (DataType (DataType::Symbol (i)), outputs[i]);
1021 for (uint32_t n = 0; n < limit; ++n) {
1022 boost::shared_ptr<Port> p = _master_out->output()->nth (n);
1024 if (outputs[p->type()].size() > n) {
1025 connect_to = outputs[p->type()][n];
1028 if (!connect_to.empty() && p->connected_to (connect_to) == false) {
1029 if (_master_out->output()->connect (p, connect_to, this)) {
1030 error << string_compose (_("cannot connect master output %1 to %2"), n, connect_to)
1039 Session::remove_monitor_section ()
1041 if (!_monitor_out || Profile->get_trx()) {
1045 /* force reversion to Solo-In-Place */
1046 Config->set_solo_control_is_listen_control (false);
1048 /* if we are auditioning, cancel it ... this is a workaround
1049 to a problem (auditioning does not execute the process graph,
1050 which is needed to remove routes when using >1 core for processing)
1055 /* Hold process lock while doing this so that we don't hear bits and
1056 * pieces of audio as we work on each route.
1059 Glib::Threads::Mutex::Lock lm (AudioEngine::instance()->process_lock ());
1061 /* Connect tracks to monitor section. Note that in an
1062 existing session, the internal sends will already exist, but we want the
1063 routes to notice that they connect to the control out specifically.
1067 boost::shared_ptr<RouteList> r = routes.reader ();
1068 PBD::Unwinder<bool> uw (ignore_route_processor_changes, true);
1070 for (RouteList::iterator x = r->begin(); x != r->end(); ++x) {
1072 if ((*x)->is_monitor()) {
1074 } else if ((*x)->is_master()) {
1077 (*x)->remove_aux_or_listen (_monitor_out);
1082 remove_route (_monitor_out);
1083 if (_state_of_the_state & Deletion) {
1087 auto_connect_master_bus ();
1090 auditioner->connect ();
1093 Config->ParameterChanged ("use-monitor-bus");
1097 Session::add_monitor_section ()
1101 if (_monitor_out || !_master_out || Profile->get_trx()) {
1105 boost::shared_ptr<Route> r (new Route (*this, _("Monitor"), Route::MonitorOut, DataType::AUDIO));
1111 #ifdef BOOST_SP_ENABLE_DEBUG_HOOKS
1112 // boost_debug_shared_ptr_mark_interesting (r.get(), "Route");
1115 Glib::Threads::Mutex::Lock lm (AudioEngine::instance()->process_lock ());
1116 r->input()->ensure_io (_master_out->output()->n_ports(), false, this);
1117 r->output()->ensure_io (_master_out->output()->n_ports(), false, this);
1119 error << _("Cannot create monitor section. 'Monitor' Port name is not unique.") << endmsg;
1124 add_routes (rl, false, false, false);
1126 assert (_monitor_out);
1128 /* AUDIO ONLY as of june 29th 2009, because listen semantics for anything else
1129 are undefined, at best.
1132 uint32_t limit = _monitor_out->n_inputs().n_audio();
1136 /* connect the inputs to the master bus outputs. this
1137 * represents a separate data feed from the internal sends from
1138 * each route. as of jan 2011, it allows the monitor section to
1139 * conditionally ignore either the internal sends or the normal
1140 * input feed, but we should really find a better way to do
1144 _master_out->output()->disconnect (this);
1146 for (uint32_t n = 0; n < limit; ++n) {
1147 boost::shared_ptr<AudioPort> p = _monitor_out->input()->ports().nth_audio_port (n);
1148 boost::shared_ptr<AudioPort> o = _master_out->output()->ports().nth_audio_port (n);
1151 string connect_to = o->name();
1152 if (_monitor_out->input()->connect (p, connect_to, this)) {
1153 error << string_compose (_("cannot connect control input %1 to %2"), n, connect_to)
1161 /* if monitor section is not connected, connect it to physical outs
1164 if ((Config->get_auto_connect_standard_busses () || Profile->get_mixbus ()) && !_monitor_out->output()->connected ()) {
1166 if (!Config->get_monitor_bus_preferred_bundle().empty()) {
1168 boost::shared_ptr<Bundle> b = bundle_by_name (Config->get_monitor_bus_preferred_bundle());
1171 _monitor_out->output()->connect_ports_to_bundle (b, true, this);
1173 warning << string_compose (_("The preferred I/O for the monitor bus (%1) cannot be found"),
1174 Config->get_monitor_bus_preferred_bundle())
1180 /* Monitor bus is audio only */
1182 vector<string> outputs[DataType::num_types];
1184 for (uint32_t i = 0; i < DataType::num_types; ++i) {
1185 _engine.get_physical_outputs (DataType (DataType::Symbol (i)), outputs[i]);
1188 uint32_t mod = outputs[DataType::AUDIO].size();
1189 uint32_t limit = _monitor_out->n_outputs().get (DataType::AUDIO);
1193 for (uint32_t n = 0; n < limit; ++n) {
1195 boost::shared_ptr<Port> p = _monitor_out->output()->ports().port(DataType::AUDIO, n);
1197 if (outputs[DataType::AUDIO].size() > (n % mod)) {
1198 connect_to = outputs[DataType::AUDIO][n % mod];
1201 if (!connect_to.empty()) {
1202 if (_monitor_out->output()->connect (p, connect_to, this)) {
1203 error << string_compose (
1204 _("cannot connect control output %1 to %2"),
1215 /* Hold process lock while doing this so that we don't hear bits and
1216 * pieces of audio as we work on each route.
1219 Glib::Threads::Mutex::Lock lm (AudioEngine::instance()->process_lock ());
1221 /* Connect tracks to monitor section. Note that in an
1222 existing session, the internal sends will already exist, but we want the
1223 routes to notice that they connect to the control out specifically.
1227 boost::shared_ptr<RouteList> rls = routes.reader ();
1229 PBD::Unwinder<bool> uw (ignore_route_processor_changes, true);
1231 for (RouteList::iterator x = rls->begin(); x != rls->end(); ++x) {
1233 if ((*x)->is_monitor()) {
1235 } else if ((*x)->is_master()) {
1238 (*x)->enable_monitor_send ();
1243 auditioner->connect ();
1245 Config->ParameterChanged ("use-monitor-bus");
1249 Session::reset_monitor_section ()
1251 /* Process lock should be held by the caller.*/
1253 if (!_monitor_out || Profile->get_trx()) {
1257 uint32_t limit = _master_out->n_outputs().n_audio();
1259 /* connect the inputs to the master bus outputs. this
1260 * represents a separate data feed from the internal sends from
1261 * each route. as of jan 2011, it allows the monitor section to
1262 * conditionally ignore either the internal sends or the normal
1263 * input feed, but we should really find a better way to do
1267 _master_out->output()->disconnect (this);
1268 _monitor_out->output()->disconnect (this);
1270 _monitor_out->input()->ensure_io (_master_out->output()->n_ports(), false, this);
1271 _monitor_out->output()->ensure_io (_master_out->output()->n_ports(), false, this);
1273 for (uint32_t n = 0; n < limit; ++n) {
1274 boost::shared_ptr<AudioPort> p = _monitor_out->input()->ports().nth_audio_port (n);
1275 boost::shared_ptr<AudioPort> o = _master_out->output()->ports().nth_audio_port (n);
1278 string connect_to = o->name();
1279 if (_monitor_out->input()->connect (p, connect_to, this)) {
1280 error << string_compose (_("cannot connect control input %1 to %2"), n, connect_to)
1287 /* connect monitor section to physical outs
1290 if (Config->get_auto_connect_standard_busses()) {
1292 if (!Config->get_monitor_bus_preferred_bundle().empty()) {
1294 boost::shared_ptr<Bundle> b = bundle_by_name (Config->get_monitor_bus_preferred_bundle());
1297 _monitor_out->output()->connect_ports_to_bundle (b, true, this);
1299 warning << string_compose (_("The preferred I/O for the monitor bus (%1) cannot be found"),
1300 Config->get_monitor_bus_preferred_bundle())
1306 /* Monitor bus is audio only */
1308 vector<string> outputs[DataType::num_types];
1310 for (uint32_t i = 0; i < DataType::num_types; ++i) {
1311 _engine.get_physical_outputs (DataType (DataType::Symbol (i)), outputs[i]);
1314 uint32_t mod = outputs[DataType::AUDIO].size();
1315 uint32_t limit = _monitor_out->n_outputs().get (DataType::AUDIO);
1319 for (uint32_t n = 0; n < limit; ++n) {
1321 boost::shared_ptr<Port> p = _monitor_out->output()->ports().port(DataType::AUDIO, n);
1323 if (outputs[DataType::AUDIO].size() > (n % mod)) {
1324 connect_to = outputs[DataType::AUDIO][n % mod];
1327 if (!connect_to.empty()) {
1328 if (_monitor_out->output()->connect (p, connect_to, this)) {
1329 error << string_compose (
1330 _("cannot connect control output %1 to %2"),
1341 /* Connect tracks to monitor section. Note that in an
1342 existing session, the internal sends will already exist, but we want the
1343 routes to notice that they connect to the control out specifically.
1347 boost::shared_ptr<RouteList> rls = routes.reader ();
1349 PBD::Unwinder<bool> uw (ignore_route_processor_changes, true);
1351 for (RouteList::iterator x = rls->begin(); x != rls->end(); ++x) {
1353 if ((*x)->is_monitor()) {
1355 } else if ((*x)->is_master()) {
1358 (*x)->enable_monitor_send ();
1364 Session::hookup_io ()
1366 /* stop graph reordering notifications from
1367 causing resorts, etc.
1370 _state_of_the_state = StateOfTheState (_state_of_the_state | InitialConnecting);
1374 /* we delay creating the auditioner till now because
1375 it makes its own connections to ports.
1379 boost::shared_ptr<Auditioner> a (new Auditioner (*this));
1381 throw failed_constructor ();
1383 a->use_new_diskstream ();
1387 catch (failed_constructor& err) {
1388 warning << _("cannot create Auditioner: no auditioning of regions possible") << endmsg;
1392 /* load bundles, which we may have postponed earlier on */
1393 if (_bundle_xml_node) {
1394 load_bundles (*_bundle_xml_node);
1395 delete _bundle_xml_node;
1398 /* Tell all IO objects to connect themselves together */
1400 IO::enable_connecting ();
1402 /* Now tell all "floating" ports to connect to whatever
1403 they should be connected to.
1406 AudioEngine::instance()->reconnect_ports ();
1408 /* Anyone who cares about input state, wake up and do something */
1410 IOConnectionsComplete (); /* EMIT SIGNAL */
1412 _state_of_the_state = StateOfTheState (_state_of_the_state & ~InitialConnecting);
1414 /* now handle the whole enchilada as if it was one
1415 graph reorder event.
1420 /* update the full solo state, which can't be
1421 correctly determined on a per-route basis, but
1422 needs the global overview that only the session
1426 update_route_solo_state ();
1430 Session::track_playlist_changed (boost::weak_ptr<Track> wp)
1432 boost::shared_ptr<Track> track = wp.lock ();
1437 boost::shared_ptr<Playlist> playlist;
1439 if ((playlist = track->playlist()) != 0) {
1440 playlist->RegionAdded.connect_same_thread (*this, boost::bind (&Session::playlist_region_added, this, _1));
1441 playlist->RangesMoved.connect_same_thread (*this, boost::bind (&Session::playlist_ranges_moved, this, _1));
1442 playlist->RegionsExtended.connect_same_thread (*this, boost::bind (&Session::playlist_regions_extended, this, _1));
1447 Session::record_enabling_legal () const
1449 /* this used to be in here, but survey says.... we don't need to restrict it */
1450 // if (record_status() == Recording) {
1454 if (Config->get_all_safe()) {
1461 Session::set_track_monitor_input_status (bool yn)
1463 boost::shared_ptr<RouteList> rl = routes.reader ();
1464 for (RouteList::iterator i = rl->begin(); i != rl->end(); ++i) {
1465 boost::shared_ptr<AudioTrack> tr = boost::dynamic_pointer_cast<AudioTrack> (*i);
1466 if (tr && tr->record_enabled ()) {
1467 //cerr << "switching to input = " << !auto_input << __FILE__ << __LINE__ << endl << endl;
1468 tr->request_input_monitoring (yn);
1474 Session::auto_punch_start_changed (Location* location)
1476 replace_event (SessionEvent::PunchIn, location->start());
1478 if (get_record_enabled() && config.get_punch_in()) {
1479 /* capture start has been changed, so save new pending state */
1480 save_state ("", true);
1485 Session::auto_punch_end_changed (Location* location)
1487 framepos_t when_to_stop = location->end();
1488 // when_to_stop += _worst_output_latency + _worst_input_latency;
1489 replace_event (SessionEvent::PunchOut, when_to_stop);
1493 Session::auto_punch_changed (Location* location)
1495 framepos_t when_to_stop = location->end();
1497 replace_event (SessionEvent::PunchIn, location->start());
1498 //when_to_stop += _worst_output_latency + _worst_input_latency;
1499 replace_event (SessionEvent::PunchOut, when_to_stop);
1502 /** @param loc A loop location.
1503 * @param pos Filled in with the start time of the required fade-out (in session frames).
1504 * @param length Filled in with the length of the required fade-out.
1507 Session::auto_loop_declick_range (Location* loc, framepos_t & pos, framepos_t & length)
1509 pos = max (loc->start(), loc->end() - 64);
1510 length = loc->end() - pos;
1514 Session::auto_loop_changed (Location* location)
1516 replace_event (SessionEvent::AutoLoop, location->end(), location->start());
1519 auto_loop_declick_range (location, dcp, dcl);
1521 if (transport_rolling() && play_loop) {
1523 replace_event (SessionEvent::AutoLoopDeclick, dcp, dcl);
1525 // if (_transport_frame > location->end()) {
1527 if (_transport_frame < location->start() || _transport_frame > location->end()) {
1528 // relocate to beginning of loop
1529 clear_events (SessionEvent::LocateRoll);
1531 request_locate (location->start(), true);
1534 else if (Config->get_seamless_loop() && !loop_changing) {
1536 // schedule a locate-roll to refill the diskstreams at the
1537 // previous loop end
1538 loop_changing = true;
1540 if (location->end() > last_loopend) {
1541 clear_events (SessionEvent::LocateRoll);
1542 SessionEvent *ev = new SessionEvent (SessionEvent::LocateRoll, SessionEvent::Add, last_loopend, last_loopend, 0, true);
1548 clear_events (SessionEvent::AutoLoopDeclick);
1549 clear_events (SessionEvent::AutoLoop);
1552 /* possibly move playhead if not rolling; if we are rolling we'll move
1553 to the loop start on stop if that is appropriate.
1558 if (!transport_rolling() && select_playhead_priority_target (pos)) {
1559 if (pos == location->start()) {
1560 request_locate (pos);
1565 last_loopend = location->end();
1570 Session::set_auto_punch_location (Location* location)
1574 if ((existing = _locations->auto_punch_location()) != 0 && existing != location) {
1575 punch_connections.drop_connections();
1576 existing->set_auto_punch (false, this);
1577 remove_event (existing->start(), SessionEvent::PunchIn);
1578 clear_events (SessionEvent::PunchOut);
1579 auto_punch_location_changed (0);
1584 if (location == 0) {
1588 if (location->end() <= location->start()) {
1589 error << _("Session: you can't use that location for auto punch (start <= end)") << endmsg;
1593 punch_connections.drop_connections ();
1595 location->StartChanged.connect_same_thread (punch_connections, boost::bind (&Session::auto_punch_start_changed, this, location));
1596 location->EndChanged.connect_same_thread (punch_connections, boost::bind (&Session::auto_punch_end_changed, this, location));
1597 location->Changed.connect_same_thread (punch_connections, boost::bind (&Session::auto_punch_changed, this, location));
1599 location->set_auto_punch (true, this);
1601 auto_punch_changed (location);
1603 auto_punch_location_changed (location);
1607 Session::set_session_extents (framepos_t start, framepos_t end)
1610 if ((existing = _locations->session_range_location()) == 0) {
1611 //if there is no existing session, we need to make a new session location (should never happen)
1612 existing = new Location (*this, 0, 0, _("session"), Location::IsSessionRange);
1616 error << _("Session: you can't use that location for session start/end)") << endmsg;
1620 existing->set( start, end );
1626 Session::set_auto_loop_location (Location* location)
1630 if ((existing = _locations->auto_loop_location()) != 0 && existing != location) {
1631 loop_connections.drop_connections ();
1632 existing->set_auto_loop (false, this);
1633 remove_event (existing->end(), SessionEvent::AutoLoop);
1636 auto_loop_declick_range (existing, dcp, dcl);
1637 remove_event (dcp, SessionEvent::AutoLoopDeclick);
1638 auto_loop_location_changed (0);
1643 if (location == 0) {
1647 if (location->end() <= location->start()) {
1648 error << _("You cannot use this location for auto-loop because it has zero or negative length") << endmsg;
1652 last_loopend = location->end();
1654 loop_connections.drop_connections ();
1656 location->StartChanged.connect_same_thread (loop_connections, boost::bind (&Session::auto_loop_changed, this, location));
1657 location->EndChanged.connect_same_thread (loop_connections, boost::bind (&Session::auto_loop_changed, this, location));
1658 location->Changed.connect_same_thread (loop_connections, boost::bind (&Session::auto_loop_changed, this, location));
1659 location->FlagsChanged.connect_same_thread (loop_connections, boost::bind (&Session::auto_loop_changed, this, location));
1661 location->set_auto_loop (true, this);
1663 if (Config->get_loop_is_mode() && play_loop && Config->get_seamless_loop()) {
1664 // set all tracks to use internal looping
1665 boost::shared_ptr<RouteList> rl = routes.reader ();
1666 for (RouteList::iterator i = rl->begin(); i != rl->end(); ++i) {
1667 boost::shared_ptr<Track> tr = boost::dynamic_pointer_cast<Track> (*i);
1668 if (tr && !tr->hidden()) {
1669 tr->set_loop (location);
1674 /* take care of our stuff first */
1676 auto_loop_changed (location);
1678 /* now tell everyone else */
1680 auto_loop_location_changed (location);
1684 Session::update_marks (Location*)
1690 Session::update_skips (Location* loc, bool consolidate)
1692 if (_ignore_skips_updates) {
1696 Locations::LocationList skips;
1699 PBD::Unwinder<bool> uw (_ignore_skips_updates, true);
1700 consolidate_skips (loc);
1703 sync_locations_to_skips ();
1709 Session::consolidate_skips (Location* loc)
1711 Locations::LocationList all_locations = _locations->list ();
1713 for (Locations::LocationList::iterator l = all_locations.begin(); l != all_locations.end(); ) {
1715 if (!(*l)->is_skip ()) {
1720 /* don't test against self */
1727 switch (Evoral::coverage ((*l)->start(), (*l)->end(), loc->start(), loc->end())) {
1728 case Evoral::OverlapInternal:
1729 case Evoral::OverlapExternal:
1730 case Evoral::OverlapStart:
1731 case Evoral::OverlapEnd:
1732 /* adjust new location to cover existing one */
1733 loc->set_start (min (loc->start(), (*l)->start()));
1734 loc->set_end (max (loc->end(), (*l)->end()));
1735 /* we don't need this one any more */
1736 _locations->remove (*l);
1737 /* the location has been deleted, so remove reference to it in our local list */
1738 l = all_locations.erase (l);
1741 case Evoral::OverlapNone:
1749 Session::sync_locations_to_skips ()
1751 /* This happens asynchronously (in the audioengine thread). After the clear is done, we will call
1752 * Session::_sync_locations_to_skips() from the audioengine thread.
1754 clear_events (SessionEvent::Skip, boost::bind (&Session::_sync_locations_to_skips, this));
1758 Session::_sync_locations_to_skips ()
1760 /* called as a callback after existing Skip events have been cleared from a realtime audioengine thread */
1762 Locations::LocationList const & locs (_locations->list());
1764 for (Locations::LocationList::const_iterator i = locs.begin(); i != locs.end(); ++i) {
1766 Location* location = *i;
1768 if (location->is_skip() && location->is_skipping()) {
1769 SessionEvent* ev = new SessionEvent (SessionEvent::Skip, SessionEvent::Add, location->start(), location->end(), 1.0);
1777 Session::location_added (Location *location)
1779 if (location->is_auto_punch()) {
1780 set_auto_punch_location (location);
1783 if (location->is_auto_loop()) {
1784 set_auto_loop_location (location);
1787 if (location->is_session_range()) {
1788 /* no need for any signal handling or event setting with the session range,
1789 because we keep a direct reference to it and use its start/end directly.
1791 _session_range_location = location;
1794 if (location->is_mark()) {
1795 /* listen for per-location signals that require us to do any * global updates for marks */
1797 location->StartChanged.connect_same_thread (skip_update_connections, boost::bind (&Session::update_marks, this, location));
1798 location->EndChanged.connect_same_thread (skip_update_connections, boost::bind (&Session::update_marks, this, location));
1799 location->Changed.connect_same_thread (skip_update_connections, boost::bind (&Session::update_marks, this, location));
1800 location->FlagsChanged.connect_same_thread (skip_update_connections, boost::bind (&Session::update_marks, this, location));
1803 if (location->is_skip()) {
1804 /* listen for per-location signals that require us to update skip-locate events */
1806 location->StartChanged.connect_same_thread (skip_update_connections, boost::bind (&Session::update_skips, this, location, true));
1807 location->EndChanged.connect_same_thread (skip_update_connections, boost::bind (&Session::update_skips, this, location, true));
1808 location->Changed.connect_same_thread (skip_update_connections, boost::bind (&Session::update_skips, this, location, true));
1809 location->FlagsChanged.connect_same_thread (skip_update_connections, boost::bind (&Session::update_skips, this, location, false));
1811 update_skips (location, true);
1818 Session::location_removed (Location *location)
1820 if (location->is_auto_loop()) {
1821 set_auto_loop_location (0);
1822 set_track_loop (false);
1825 if (location->is_auto_punch()) {
1826 set_auto_punch_location (0);
1829 if (location->is_session_range()) {
1830 /* this is never supposed to happen */
1831 error << _("programming error: session range removed!") << endl;
1834 if (location->is_skip()) {
1836 update_skips (location, false);
1843 Session::locations_changed ()
1845 _locations->apply (*this, &Session::_locations_changed);
1849 Session::_locations_changed (const Locations::LocationList& locations)
1851 /* There was some mass-change in the Locations object.
1853 We might be re-adding a location here but it doesn't actually matter
1854 for all the locations that the Session takes an interest in.
1858 PBD::Unwinder<bool> protect_ignore_skip_updates (_ignore_skips_updates, true);
1859 for (Locations::LocationList::const_iterator i = locations.begin(); i != locations.end(); ++i) {
1860 location_added (*i);
1864 update_skips (NULL, false);
1868 Session::enable_record ()
1870 if (_transport_speed != 0.0 && _transport_speed != 1.0) {
1871 /* no recording at anything except normal speed */
1876 RecordState rs = (RecordState) g_atomic_int_get (&_record_status);
1878 if (rs == Recording) {
1882 if (g_atomic_int_compare_and_exchange (&_record_status, rs, Recording)) {
1884 _last_record_location = _transport_frame;
1885 send_immediate_mmc (MIDI::MachineControlCommand (MIDI::MachineControl::cmdRecordStrobe));
1887 if (Config->get_monitoring_model() == HardwareMonitoring && config.get_auto_input()) {
1888 set_track_monitor_input_status (true);
1891 RecordStateChanged ();
1898 Session::set_all_tracks_record_enabled (bool enable )
1900 boost::shared_ptr<RouteList> rl = routes.reader();
1901 for (RouteList::iterator i = rl->begin(); i != rl->end(); ++i) {
1902 boost::shared_ptr<Track> tr = boost::dynamic_pointer_cast<Track> (*i);
1904 tr->set_record_enabled (enable, Controllable::NoGroup);
1911 Session::disable_record (bool rt_context, bool force)
1915 if ((rs = (RecordState) g_atomic_int_get (&_record_status)) != Disabled) {
1917 if (!Config->get_latched_record_enable () || force) {
1918 g_atomic_int_set (&_record_status, Disabled);
1919 send_immediate_mmc (MIDI::MachineControlCommand (MIDI::MachineControl::cmdRecordExit));
1921 if (rs == Recording) {
1922 g_atomic_int_set (&_record_status, Enabled);
1926 if (Config->get_monitoring_model() == HardwareMonitoring && config.get_auto_input()) {
1927 set_track_monitor_input_status (false);
1930 RecordStateChanged (); /* emit signal */
1933 remove_pending_capture_state ();
1939 Session::step_back_from_record ()
1941 if (g_atomic_int_compare_and_exchange (&_record_status, Recording, Enabled)) {
1943 if (Config->get_monitoring_model() == HardwareMonitoring && config.get_auto_input()) {
1944 set_track_monitor_input_status (false);
1947 RecordStateChanged (); /* emit signal */
1952 Session::maybe_enable_record ()
1954 if (_step_editors > 0) {
1958 g_atomic_int_set (&_record_status, Enabled);
1960 /* This function is currently called from somewhere other than an RT thread.
1961 This save_state() call therefore doesn't impact anything. Doing it here
1962 means that we save pending state of which sources the next record will use,
1963 which gives us some chance of recovering from a crash during the record.
1966 save_state ("", true);
1968 if (_transport_speed) {
1969 if (!config.get_punch_in()) {
1973 send_immediate_mmc (MIDI::MachineControlCommand (MIDI::MachineControl::cmdRecordPause));
1974 RecordStateChanged (); /* EMIT SIGNAL */
1981 Session::audible_frame () const
1987 offset = worst_playback_latency ();
1989 if (synced_to_engine()) {
1990 /* Note: this is basically just sync-to-JACK */
1991 tf = _engine.transport_frame();
1993 tf = _transport_frame;
1998 if (!non_realtime_work_pending()) {
2002 /* Check to see if we have passed the first guaranteed
2003 audible frame past our last start position. if not,
2004 return that last start point because in terms
2005 of audible frames, we have not moved yet.
2007 `Start position' in this context means the time we last
2008 either started, located, or changed transport direction.
2011 if (_transport_speed > 0.0f) {
2013 if (!play_loop || !have_looped) {
2014 if (tf < _last_roll_or_reversal_location + offset) {
2015 return _last_roll_or_reversal_location;
2023 } else if (_transport_speed < 0.0f) {
2025 /* XXX wot? no backward looping? */
2027 if (tf > _last_roll_or_reversal_location - offset) {
2028 return _last_roll_or_reversal_location;
2040 Session::set_frame_rate (framecnt_t frames_per_second)
2042 /** \fn void Session::set_frame_size(framecnt_t)
2043 the AudioEngine object that calls this guarantees
2044 that it will not be called while we are also in
2045 ::process(). Its fine to do things that block
2049 if (_base_frame_rate == 0) {
2050 _base_frame_rate = frames_per_second;
2052 else if (_base_frame_rate != frames_per_second && frames_per_second != _nominal_frame_rate) {
2053 NotifyAboutSampleRateMismatch (_base_frame_rate, frames_per_second);
2055 _nominal_frame_rate = frames_per_second;
2060 reset_write_sources (false);
2062 // XXX we need some equivalent to this, somehow
2063 // SndFileSource::setup_standard_crossfades (frames_per_second);
2067 /* XXX need to reset/reinstantiate all LADSPA plugins */
2071 Session::set_block_size (pframes_t nframes)
2073 /* the AudioEngine guarantees
2074 that it will not be called while we are also in
2075 ::process(). It is therefore fine to do things that block
2080 current_block_size = nframes;
2084 boost::shared_ptr<RouteList> r = routes.reader ();
2086 for (RouteList::iterator i = r->begin(); i != r->end(); ++i) {
2087 (*i)->set_block_size (nframes);
2090 boost::shared_ptr<RouteList> rl = routes.reader ();
2091 for (RouteList::iterator i = rl->begin(); i != rl->end(); ++i) {
2092 boost::shared_ptr<Track> tr = boost::dynamic_pointer_cast<Track> (*i);
2094 tr->set_block_size (nframes);
2098 set_worst_io_latencies ();
2104 trace_terminal (boost::shared_ptr<Route> r1, boost::shared_ptr<Route> rbase)
2106 boost::shared_ptr<Route> r2;
2108 if (r1->feeds (rbase) && rbase->feeds (r1)) {
2109 info << string_compose(_("feedback loop setup between %1 and %2"), r1->name(), rbase->name()) << endmsg;
2113 /* make a copy of the existing list of routes that feed r1 */
2115 Route::FedBy existing (r1->fed_by());
2117 /* for each route that feeds r1, recurse, marking it as feeding
2121 for (Route::FedBy::iterator i = existing.begin(); i != existing.end(); ++i) {
2122 if (!(r2 = i->r.lock ())) {
2123 /* (*i) went away, ignore it */
2127 /* r2 is a route that feeds r1 which somehow feeds base. mark
2128 base as being fed by r2
2131 rbase->add_fed_by (r2, i->sends_only);
2135 /* 2nd level feedback loop detection. if r1 feeds or is fed by r2,
2139 if (r1->feeds (r2) && r2->feeds (r1)) {
2143 /* now recurse, so that we can mark base as being fed by
2144 all routes that feed r2
2147 trace_terminal (r2, rbase);
2154 Session::resort_routes ()
2156 /* don't do anything here with signals emitted
2157 by Routes during initial setup or while we
2158 are being destroyed.
2161 if (_state_of_the_state & (InitialConnecting | Deletion)) {
2165 if (_route_deletion_in_progress) {
2170 RCUWriter<RouteList> writer (routes);
2171 boost::shared_ptr<RouteList> r = writer.get_copy ();
2172 resort_routes_using (r);
2173 /* writer goes out of scope and forces update */
2177 boost::shared_ptr<RouteList> rl = routes.reader ();
2178 for (RouteList::iterator i = rl->begin(); i != rl->end(); ++i) {
2179 DEBUG_TRACE (DEBUG::Graph, string_compose ("%1 fed by ...\n", (*i)->name()));
2181 const Route::FedBy& fb ((*i)->fed_by());
2183 for (Route::FedBy::const_iterator f = fb.begin(); f != fb.end(); ++f) {
2184 boost::shared_ptr<Route> sf = f->r.lock();
2186 DEBUG_TRACE (DEBUG::Graph, string_compose ("\t%1 (sends only ? %2)\n", sf->name(), f->sends_only));
2194 /** This is called whenever we need to rebuild the graph of how we will process
2196 * @param r List of routes, in any order.
2200 Session::resort_routes_using (boost::shared_ptr<RouteList> r)
2202 /* We are going to build a directed graph of our routes;
2203 this is where the edges of that graph are put.
2208 /* Go through all routes doing two things:
2210 * 1. Collect the edges of the route graph. Each of these edges
2211 * is a pair of routes, one of which directly feeds the other
2212 * either by a JACK connection or by an internal send.
2214 * 2. Begin the process of making routes aware of which other
2215 * routes directly or indirectly feed them. This information
2216 * is used by the solo code.
2219 for (RouteList::iterator i = r->begin(); i != r->end(); ++i) {
2221 /* Clear out the route's list of direct or indirect feeds */
2222 (*i)->clear_fed_by ();
2224 for (RouteList::iterator j = r->begin(); j != r->end(); ++j) {
2226 bool via_sends_only;
2228 /* See if this *j feeds *i according to the current state of the JACK
2229 connections and internal sends.
2231 if ((*j)->direct_feeds_according_to_reality (*i, &via_sends_only)) {
2232 /* add the edge to the graph (part #1) */
2233 edges.add (*j, *i, via_sends_only);
2234 /* tell the route (for part #2) */
2235 (*i)->add_fed_by (*j, via_sends_only);
2240 /* Attempt a topological sort of the route graph */
2241 boost::shared_ptr<RouteList> sorted_routes = topological_sort (r, edges);
2243 if (sorted_routes) {
2244 /* We got a satisfactory topological sort, so there is no feedback;
2247 Note: the process graph rechain does not require a
2248 topologically-sorted list, but hey ho.
2250 if (_process_graph) {
2251 _process_graph->rechain (sorted_routes, edges);
2254 _current_route_graph = edges;
2256 /* Complete the building of the routes' lists of what directly
2257 or indirectly feeds them.
2259 for (RouteList::iterator i = r->begin(); i != r->end(); ++i) {
2260 trace_terminal (*i, *i);
2263 *r = *sorted_routes;
2266 DEBUG_TRACE (DEBUG::Graph, "Routes resorted, order follows:\n");
2267 for (RouteList::iterator i = r->begin(); i != r->end(); ++i) {
2268 DEBUG_TRACE (DEBUG::Graph, string_compose ("\t%1 signal order %2\n",
2269 (*i)->name(), (*i)->order_key ()));
2273 SuccessfulGraphSort (); /* EMIT SIGNAL */
2276 /* The topological sort failed, so we have a problem. Tell everyone
2277 and stick to the old graph; this will continue to be processed, so
2278 until the feedback is fixed, what is played back will not quite
2279 reflect what is actually connected. Note also that we do not
2280 do trace_terminal here, as it would fail due to an endless recursion,
2281 so the solo code will think that everything is still connected
2285 FeedbackDetected (); /* EMIT SIGNAL */
2290 /** Find a route name starting with \a base, maybe followed by the
2291 * lowest \a id. \a id will always be added if \a definitely_add_number
2292 * is true on entry; otherwise it will only be added if required
2293 * to make the name unique.
2295 * Names are constructed like e.g. "Audio 3" for base="Audio" and id=3.
2296 * The available route name with the lowest ID will be used, and \a id
2297 * will be set to the ID.
2299 * \return false if a route name could not be found, and \a track_name
2300 * and \a id do not reflect a free route name.
2303 Session::find_route_name (string const & base, uint32_t& id, string& name, bool definitely_add_number)
2305 /* the base may conflict with ports that do not belong to existing
2306 routes, but hidden objects like the click track. So check port names
2307 before anything else.
2310 for (vector<string>::const_iterator reserved = reserved_io_names.begin(); reserved != reserved_io_names.end(); ++reserved) {
2311 if (base == *reserved) {
2312 /* Check if this reserved name already exists, and if
2313 so, disallow it without a numeric suffix.
2315 if (route_by_name (*reserved)) {
2316 definitely_add_number = true;
2325 if (!definitely_add_number && route_by_name (base) == 0) {
2326 /* juse use the base */
2332 name = string_compose ("%1 %2", base, id);
2334 if (route_by_name (name) == 0) {
2340 } while (id < (UINT_MAX-1));
2345 /** Count the total ins and outs of all non-hidden tracks in the session and return them in in and out */
2347 Session::count_existing_track_channels (ChanCount& in, ChanCount& out)
2349 in = ChanCount::ZERO;
2350 out = ChanCount::ZERO;
2352 boost::shared_ptr<RouteList> r = routes.reader ();
2354 for (RouteList::iterator i = r->begin(); i != r->end(); ++i) {
2355 boost::shared_ptr<Track> tr = boost::dynamic_pointer_cast<Track> (*i);
2356 if (tr && !tr->is_auditioner()) {
2357 in += tr->n_inputs();
2358 out += tr->n_outputs();
2364 Session::default_track_name_pattern (DataType t)
2367 case DataType::AUDIO:
2368 if (Profile->get_trx()) {
2375 case DataType::MIDI:
2382 /** Caller must not hold process lock
2383 * @param name_template string to use for the start of the name, or "" to use "MIDI".
2384 * @param instrument plugin info for the instrument to insert pre-fader, if any
2386 list<boost::shared_ptr<MidiTrack> >
2387 Session::new_midi_track (const ChanCount& input, const ChanCount& output, boost::shared_ptr<PluginInfo> instrument,
2388 TrackMode mode, RouteGroup* route_group, uint32_t how_many, string name_template)
2391 uint32_t track_id = 0;
2393 RouteList new_routes;
2394 list<boost::shared_ptr<MidiTrack> > ret;
2396 const string name_pattern = default_track_name_pattern (DataType::MIDI);
2397 bool const use_number = (how_many != 1) || name_template.empty () || (name_template == name_pattern);
2400 if (!find_route_name (name_template.empty() ? _("MIDI") : name_template, ++track_id, track_name, use_number)) {
2401 error << "cannot find name for new midi track" << endmsg;
2405 boost::shared_ptr<MidiTrack> track;
2408 track.reset (new MidiTrack (*this, track_name, Route::Flag (0), mode));
2410 if (track->init ()) {
2414 if (Profile->get_mixbus ()) {
2415 track->set_strict_io (true);
2418 track->use_new_diskstream();
2420 #ifdef BOOST_SP_ENABLE_DEBUG_HOOKS
2421 // boost_debug_shared_ptr_mark_interesting (track.get(), "Track");
2424 Glib::Threads::Mutex::Lock lm (AudioEngine::instance()->process_lock ());
2425 if (track->input()->ensure_io (input, false, this)) {
2426 error << "cannot configure " << input << " out configuration for new midi track" << endmsg;
2430 if (track->output()->ensure_io (output, false, this)) {
2431 error << "cannot configure " << output << " out configuration for new midi track" << endmsg;
2436 track->non_realtime_input_change();
2439 route_group->add (track);
2442 track->DiskstreamChanged.connect_same_thread (*this, boost::bind (&Session::resort_routes, this));
2444 if (Config->get_remote_model() == UserOrdered) {
2445 track->set_remote_control_id (next_control_id());
2448 new_routes.push_back (track);
2449 ret.push_back (track);
2451 RouteAddedOrRemoved (true); /* EMIT SIGNAL */
2454 catch (failed_constructor &err) {
2455 error << _("Session: could not create new midi track.") << endmsg;
2459 catch (AudioEngine::PortRegistrationFailure& pfe) {
2461 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;
2469 if (!new_routes.empty()) {
2470 StateProtector sp (this);
2471 if (Profile->get_trx()) {
2472 add_routes (new_routes, false, false, false);
2474 add_routes (new_routes, true, true, false);
2478 for (RouteList::iterator r = new_routes.begin(); r != new_routes.end(); ++r) {
2479 PluginPtr plugin = instrument->load (*this);
2480 boost::shared_ptr<Processor> p (new PluginInsert (*this, plugin));
2481 (*r)->add_processor (p, PreFader);
2491 Session::new_midi_route (RouteGroup* route_group, uint32_t how_many, string name_template, boost::shared_ptr<PluginInfo> instrument)
2494 uint32_t bus_id = 0;
2498 bool const use_number = (how_many != 1) || name_template.empty () || name_template == _("Midi Bus");
2501 if (!find_route_name (name_template.empty () ? _("Midi Bus") : name_template, ++bus_id, bus_name, use_number)) {
2502 error << "cannot find name for new midi bus" << endmsg;
2507 boost::shared_ptr<Route> bus (new Route (*this, bus_name, Route::Flag(0), DataType::AUDIO)); // XXX Editor::add_routes is not ready for ARDOUR::DataType::MIDI
2513 if (Profile->get_mixbus ()) {
2514 bus->set_strict_io (true);
2517 #ifdef BOOST_SP_ENABLE_DEBUG_HOOKS
2518 // boost_debug_shared_ptr_mark_interesting (bus.get(), "Route");
2521 Glib::Threads::Mutex::Lock lm (AudioEngine::instance()->process_lock ());
2523 if (bus->input()->ensure_io (ChanCount(DataType::MIDI, 1), false, this)) {
2524 error << _("cannot configure new midi bus input") << endmsg;
2529 if (bus->output()->ensure_io (ChanCount(DataType::MIDI, 1), false, this)) {
2530 error << _("cannot configure new midi bus output") << endmsg;
2536 route_group->add (bus);
2538 if (Config->get_remote_model() == UserOrdered) {
2539 bus->set_remote_control_id (next_control_id());
2542 ret.push_back (bus);
2543 RouteAddedOrRemoved (true); /* EMIT SIGNAL */
2547 catch (failed_constructor &err) {
2548 error << _("Session: could not create new audio route.") << endmsg;
2552 catch (AudioEngine::PortRegistrationFailure& pfe) {
2553 error << pfe.what() << endmsg;
2563 StateProtector sp (this);
2564 add_routes (ret, false, false, false);
2567 for (RouteList::iterator r = ret.begin(); r != ret.end(); ++r) {
2568 PluginPtr plugin = instrument->load (*this);
2569 boost::shared_ptr<Processor> p (new PluginInsert (*this, plugin));
2570 (*r)->add_processor (p, PreFader);
2581 Session::midi_output_change_handler (IOChange change, void * /*src*/, boost::weak_ptr<Route> wmt)
2583 boost::shared_ptr<Route> midi_track (wmt.lock());
2589 if ((change.type & IOChange::ConfigurationChanged) && Config->get_output_auto_connect() != ManualConnect) {
2591 if (change.after.n_audio() <= change.before.n_audio()) {
2595 /* new audio ports: make sure the audio goes somewhere useful,
2596 * unless the user has no-auto-connect selected.
2598 * The existing ChanCounts don't matter for this call as they are only
2599 * to do with matching input and output indices, and we are only changing
2602 auto_connect_route (midi_track, false, ChanCount(), change.before);
2606 #ifdef USE_TRACKS_CODE_FEATURES
2609 compare_routes_by_remote_id (const boost::shared_ptr<Route>& route1, const boost::shared_ptr<Route>& route2)
2611 return route1->remote_control_id() < route2->remote_control_id();
2615 Session::reconnect_existing_routes (bool withLock, bool reconnect_master, bool reconnect_inputs, bool reconnect_outputs)
2617 // it is not allowed to perform connection
2618 if (!IO::connecting_legal) {
2622 // if we are deleting routes we will call this once at the end
2623 if (_route_deletion_in_progress) {
2627 Glib::Threads::Mutex::Lock lm (AudioEngine::instance()->process_lock (), Glib::Threads::NOT_LOCK);
2633 // We need to disconnect the route's inputs and outputs first
2634 // basing on autoconnect configuration
2635 bool reconnectIputs = !(Config->get_input_auto_connect() & ManualConnect) && reconnect_inputs;
2636 bool reconnectOutputs = !(Config->get_output_auto_connect() & ManualConnect) && reconnect_outputs;
2638 ChanCount existing_inputs;
2639 ChanCount existing_outputs;
2640 count_existing_track_channels (existing_inputs, existing_outputs);
2642 //ChanCount inputs = ChanCount::ZERO;
2643 //ChanCount outputs = ChanCount::ZERO;
2645 RouteList existing_routes = *routes.reader ();
2646 existing_routes.sort (compare_routes_by_remote_id);
2649 PBD::Unwinder<bool> protect_ignore_changes (_reconnecting_routes_in_progress, true);
2651 vector<string> physinputs;
2652 vector<string> physoutputs;
2654 EngineStateController::instance()->get_physical_audio_outputs(physoutputs);
2655 EngineStateController::instance()->get_physical_audio_inputs(physinputs);
2657 uint32_t input_n = 0;
2658 uint32_t output_n = 0;
2659 RouteList::iterator rIter = existing_routes.begin();
2660 const AutoConnectOption current_input_auto_connection (Config->get_input_auto_connect());
2661 const AutoConnectOption current_output_auto_connection (Config->get_output_auto_connect());
2662 for (; rIter != existing_routes.end(); ++rIter) {
2663 if (*rIter == _master_out || *rIter == _monitor_out ) {
2667 if (current_output_auto_connection == AutoConnectPhysical) {
2668 (*rIter)->amp()->deactivate();
2669 } else if (current_output_auto_connection == AutoConnectMaster) {
2670 (*rIter)->amp()->activate();
2673 if (reconnectIputs) {
2674 (*rIter)->input()->disconnect (this); //GZ: check this; could be heavy
2676 for (uint32_t route_input_n = 0; route_input_n < (*rIter)->n_inputs().get(DataType::AUDIO); ++route_input_n) {
2678 if (current_input_auto_connection & AutoConnectPhysical) {
2680 if ( input_n == physinputs.size() ) {
2684 string port = physinputs[input_n];
2686 if (port.empty() ) {
2687 error << "Physical Input number "<< input_n << " is unavailable and cannot be connected" << endmsg;
2690 //GZ: check this; could be heavy
2691 (*rIter)->input()->connect ((*rIter)->input()->ports().port(DataType::AUDIO, route_input_n), port, this);
2697 if (reconnectOutputs) {
2699 //normalize route ouptuts: reduce the amount outputs to be equal to the amount of inputs
2700 if (current_output_auto_connection & AutoConnectPhysical) {
2702 //GZ: check this; could be heavy
2703 (*rIter)->output()->disconnect (this);
2704 size_t route_inputs_count = (*rIter)->n_inputs().get(DataType::AUDIO);
2706 //GZ: check this; could be heavy
2707 (*rIter)->output()->ensure_io(ChanCount(DataType::AUDIO, route_inputs_count), false, this );
2709 } else if (current_output_auto_connection & AutoConnectMaster){
2711 if (!reconnect_master) {
2715 //GZ: check this; could be heavy
2716 (*rIter)->output()->disconnect (this);
2719 uint32_t master_inputs_count = _master_out->n_inputs().get(DataType::AUDIO);
2720 (*rIter)->output()->ensure_io(ChanCount(DataType::AUDIO, master_inputs_count), false, this );
2722 error << error << "Master bus is not available" << endmsg;
2727 for (uint32_t route_output_n = 0; route_output_n < (*rIter)->n_outputs().get(DataType::AUDIO); ++route_output_n) {
2728 if (current_output_auto_connection & AutoConnectPhysical) {
2730 if ( output_n == physoutputs.size() ) {
2734 string port = physoutputs[output_n];
2736 if (port.empty() ) {
2737 error << "Physical Output number "<< output_n << " is unavailable and cannot be connected" << endmsg;
2740 //GZ: check this; could be heavy
2741 (*rIter)->output()->connect ((*rIter)->output()->ports().port(DataType::AUDIO, route_output_n), port, this);
2744 } else if (current_output_auto_connection & AutoConnectMaster) {
2746 if ( route_output_n == _master_out->n_inputs().get(DataType::AUDIO) ) {
2750 // connect to master bus
2751 string port = _master_out->input()->ports().port(DataType::AUDIO, route_output_n)->name();
2753 if (port.empty() ) {
2754 error << "MasterBus Input number "<< route_output_n << " is unavailable and cannot be connected" << endmsg;
2758 //GZ: check this; could be heavy
2759 (*rIter)->output()->connect ((*rIter)->output()->ports().port(DataType::AUDIO, route_output_n), port, this);
2766 _master_out->output()->disconnect (this);
2767 auto_connect_master_bus ();
2772 session_routes_reconnected (); /* EMIT SIGNAL */
2776 Session::reconnect_midi_scene_ports(bool inputs)
2780 boost::shared_ptr<MidiPort> scene_in_ptr = scene_in();
2782 scene_in_ptr->disconnect_all ();
2784 std::vector<EngineStateController::MidiPortState> midi_port_states;
2785 EngineStateController::instance()->get_physical_midi_input_states (midi_port_states);
2787 std::vector<EngineStateController::MidiPortState>::iterator state_iter = midi_port_states.begin();
2789 for (; state_iter != midi_port_states.end(); ++state_iter) {
2790 if (state_iter->active && state_iter->available && state_iter->scene_connected) {
2791 scene_in_ptr->connect (state_iter->name);
2798 boost::shared_ptr<MidiPort> scene_out_ptr = scene_out();
2800 if (scene_out_ptr ) {
2801 scene_out_ptr->disconnect_all ();
2803 std::vector<EngineStateController::MidiPortState> midi_port_states;
2804 EngineStateController::instance()->get_physical_midi_output_states (midi_port_states);
2806 std::vector<EngineStateController::MidiPortState>::iterator state_iter = midi_port_states.begin();
2808 for (; state_iter != midi_port_states.end(); ++state_iter) {
2809 if (state_iter->active && state_iter->available && state_iter->scene_connected) {
2810 scene_out_ptr->connect (state_iter->name);
2818 Session::reconnect_mtc_ports ()
2820 boost::shared_ptr<MidiPort> mtc_in_ptr = _midi_ports->mtc_input_port();
2826 mtc_in_ptr->disconnect_all ();
2828 std::vector<EngineStateController::MidiPortState> midi_port_states;
2829 EngineStateController::instance()->get_physical_midi_input_states (midi_port_states);
2831 std::vector<EngineStateController::MidiPortState>::iterator state_iter = midi_port_states.begin();
2833 for (; state_iter != midi_port_states.end(); ++state_iter) {
2834 if (state_iter->available && state_iter->mtc_in) {
2835 mtc_in_ptr->connect (state_iter->name);
2839 if (!_midi_ports->mtc_input_port ()->connected () &&
2840 config.get_external_sync () &&
2841 (Config->get_sync_source () == MTC) ) {
2842 config.set_external_sync (false);
2845 if ( ARDOUR::Profile->get_trx () ) {
2846 // Tracks need this signal to update timecode_source_dropdown
2847 MtcOrLtcInputPortChanged (); //emit signal
2852 Session::reconnect_mmc_ports(bool inputs)
2854 if (inputs ) { // get all enabled midi input ports
2856 boost::shared_ptr<MidiPort> mmc_in_ptr = _midi_ports->mmc_in();
2858 mmc_in_ptr->disconnect_all ();
2859 std::vector<std::string> enabled_midi_inputs;
2860 EngineStateController::instance()->get_physical_midi_inputs (enabled_midi_inputs);
2862 std::vector<std::string>::iterator port_iter = enabled_midi_inputs.begin();
2864 for (; port_iter != enabled_midi_inputs.end(); ++port_iter) {
2865 mmc_in_ptr->connect (*port_iter);
2869 } else { // get all enabled midi output ports
2871 boost::shared_ptr<MidiPort> mmc_out_ptr = _midi_ports->mmc_out();
2873 mmc_out_ptr->disconnect_all ();
2874 std::vector<std::string> enabled_midi_outputs;
2875 EngineStateController::instance()->get_physical_midi_outputs (enabled_midi_outputs);
2877 std::vector<std::string>::iterator port_iter = enabled_midi_outputs.begin();
2879 for (; port_iter != enabled_midi_outputs.end(); ++port_iter) {
2880 mmc_out_ptr->connect (*port_iter);
2888 /** Caller must not hold process lock
2889 * @param name_template string to use for the start of the name, or "" to use "Audio".
2891 list< boost::shared_ptr<AudioTrack> >
2892 Session::new_audio_track (int input_channels, int output_channels, TrackMode mode, RouteGroup* route_group,
2893 uint32_t how_many, string name_template)
2896 uint32_t track_id = 0;
2898 RouteList new_routes;
2899 list<boost::shared_ptr<AudioTrack> > ret;
2901 const string name_pattern = default_track_name_pattern (DataType::AUDIO);
2902 bool const use_number = (how_many != 1) || name_template.empty () || (name_template == name_pattern);
2906 if (!find_route_name (name_template.empty() ? _(name_pattern.c_str()) : name_template, ++track_id, track_name, use_number)) {
2907 error << "cannot find name for new audio track" << endmsg;
2911 boost::shared_ptr<AudioTrack> track;
2914 track.reset (new AudioTrack (*this, track_name, Route::Flag (0), mode));
2916 if (track->init ()) {
2920 if (Profile->get_mixbus ()) {
2921 track->set_strict_io (true);
2925 if (ARDOUR::Profile->get_trx ()) {
2926 // TRACKS considers it's not a USE CASE, it's
2927 // a piece of behavior of the session model:
2929 // Gain for a newly created route depends on
2930 // the current output_auto_connect mode:
2932 // 0 for Stereo Out mode
2934 if (Config->get_output_auto_connect() & AutoConnectMaster) {
2935 track->set_gain (dB_to_coefficient (0), Controllable::NoGroup);
2939 track->use_new_diskstream();
2941 #ifdef BOOST_SP_ENABLE_DEBUG_HOOKS
2942 // boost_debug_shared_ptr_mark_interesting (track.get(), "Track");
2945 Glib::Threads::Mutex::Lock lm (AudioEngine::instance()->process_lock ());
2947 if (track->input()->ensure_io (ChanCount(DataType::AUDIO, input_channels), false, this)) {
2948 error << string_compose (
2949 _("cannot configure %1 in/%2 out configuration for new audio track"),
2950 input_channels, output_channels)
2955 if (track->output()->ensure_io (ChanCount(DataType::AUDIO, output_channels), false, this)) {
2956 error << string_compose (
2957 _("cannot configure %1 in/%2 out configuration for new audio track"),
2958 input_channels, output_channels)
2965 route_group->add (track);
2968 track->non_realtime_input_change();
2970 track->DiskstreamChanged.connect_same_thread (*this, boost::bind (&Session::resort_routes, this));
2971 if (Config->get_remote_model() == UserOrdered) {
2972 track->set_remote_control_id (next_control_id());
2975 new_routes.push_back (track);
2976 ret.push_back (track);
2978 RouteAddedOrRemoved (true); /* EMIT SIGNAL */
2981 catch (failed_constructor &err) {
2982 error << _("Session: could not create new audio track.") << endmsg;
2986 catch (AudioEngine::PortRegistrationFailure& pfe) {
2988 error << pfe.what() << endmsg;
2996 if (!new_routes.empty()) {
2997 StateProtector sp (this);
2998 if (Profile->get_trx()) {
2999 add_routes (new_routes, false, false, false);
3001 add_routes (new_routes, true, true, false);
3008 /** Caller must not hold process lock.
3009 * @param name_template string to use for the start of the name, or "" to use "Bus".
3012 Session::new_audio_route (int input_channels, int output_channels, RouteGroup* route_group, uint32_t how_many, string name_template)
3015 uint32_t bus_id = 0;
3019 bool const use_number = (how_many != 1) || name_template.empty () || name_template == _("Bus");
3022 if (!find_route_name (name_template.empty () ? _("Bus") : name_template, ++bus_id, bus_name, use_number)) {
3023 error << "cannot find name for new audio bus" << endmsg;
3028 boost::shared_ptr<Route> bus (new Route (*this, bus_name, Route::Flag(0), DataType::AUDIO));
3034 if (Profile->get_mixbus ()) {
3035 bus->set_strict_io (true);
3038 #ifdef BOOST_SP_ENABLE_DEBUG_HOOKS
3039 // boost_debug_shared_ptr_mark_interesting (bus.get(), "Route");
3042 Glib::Threads::Mutex::Lock lm (AudioEngine::instance()->process_lock ());
3044 if (bus->input()->ensure_io (ChanCount(DataType::AUDIO, input_channels), false, this)) {
3045 error << string_compose (_("cannot configure %1 in/%2 out configuration for new audio track"),
3046 input_channels, output_channels)
3052 if (bus->output()->ensure_io (ChanCount(DataType::AUDIO, output_channels), false, this)) {
3053 error << string_compose (_("cannot configure %1 in/%2 out configuration for new audio track"),
3054 input_channels, output_channels)
3061 route_group->add (bus);
3063 if (Config->get_remote_model() == UserOrdered) {
3064 bus->set_remote_control_id (next_control_id());
3067 bus->add_internal_return ();
3069 ret.push_back (bus);
3071 RouteAddedOrRemoved (true); /* EMIT SIGNAL */
3077 catch (failed_constructor &err) {
3078 error << _("Session: could not create new audio route.") << endmsg;
3082 catch (AudioEngine::PortRegistrationFailure& pfe) {
3083 error << pfe.what() << endmsg;
3093 StateProtector sp (this);
3094 if (Profile->get_trx()) {
3095 add_routes (ret, false, false, false);
3097 add_routes (ret, false, true, true); // autoconnect // outputs only
3106 Session::new_route_from_template (uint32_t how_many, const std::string& template_path, const std::string& name_base, PlaylistDisposition pd)
3110 if (!tree.read (template_path.c_str())) {
3114 return new_route_from_template (how_many, *tree.root(), name_base, pd);
3118 Session::new_route_from_template (uint32_t how_many, XMLNode& node, const std::string& name_base, PlaylistDisposition pd)
3121 uint32_t control_id;
3122 uint32_t number = 0;
3123 const uint32_t being_added = how_many;
3124 /* This will prevent the use of any existing XML-provided PBD::ID
3127 Stateful::ForceIDRegeneration force_ids;
3128 IO::disable_connecting ();
3130 control_id = next_control_id ();
3134 /* We're going to modify the node contents a bit so take a
3135 * copy. The node may be re-used when duplicating more than once.
3138 XMLNode node_copy (node);
3143 if (!name_base.empty()) {
3145 /* if we're adding more than one routes, force
3146 * all the names of the new routes to be
3147 * numbered, via the final parameter.
3150 if (!find_route_name (name_base.c_str(), ++number, name, (being_added > 1))) {
3151 fatal << _("Session: UINT_MAX routes? impossible!") << endmsg;
3157 string const route_name = node_copy.property(X_("name"))->value ();
3159 /* generate a new name by adding a number to the end of the template name */
3160 if (!find_route_name (route_name.c_str(), ++number, name, true)) {
3161 fatal << _("Session: UINT_MAX routes? impossible!") << endmsg;
3162 abort(); /*NOTREACHED*/
3166 /* set this name in the XML description that we are about to use */
3168 bool rename_playlist;
3171 rename_playlist = true;
3175 rename_playlist = false;
3178 Route::set_name_in_state (node_copy, name, rename_playlist);
3180 /* trim bitslots from listen sends so that new ones are used */
3181 XMLNodeList children = node_copy.children ();
3182 for (XMLNodeList::iterator i = children.begin(); i != children.end(); ++i) {
3183 if ((*i)->name() == X_("Processor")) {
3184 XMLProperty* role = (*i)->property (X_("role"));
3185 if (role && role->value() == X_("Listen")) {
3186 (*i)->remove_property (X_("bitslot"));
3191 boost::shared_ptr<Route> route (XMLRouteFactory (node_copy, 3000));
3194 error << _("Session: cannot create track/bus from template description") << endmsg;
3198 if (boost::dynamic_pointer_cast<Track>(route)) {
3199 /* force input/output change signals so that the new diskstream
3200 picks up the configuration of the route. During session
3201 loading this normally happens in a different way.
3204 Glib::Threads::Mutex::Lock lm (AudioEngine::instance()->process_lock ());
3206 IOChange change (IOChange::Type (IOChange::ConfigurationChanged | IOChange::ConnectionsChanged));
3207 change.after = route->input()->n_ports();
3208 route->input()->changed (change, this);
3209 change.after = route->output()->n_ports();
3210 route->output()->changed (change, this);
3213 route->set_remote_control_id (control_id);
3216 boost::shared_ptr<Track> track;
3218 if ((track = boost::dynamic_pointer_cast<Track> (route))) {
3221 track->use_new_playlist ();
3224 track->use_copy_playlist ();
3231 ret.push_back (route);
3233 RouteAddedOrRemoved (true); /* EMIT SIGNAL */
3236 catch (failed_constructor &err) {
3237 error << _("Session: could not create new route from template") << endmsg;
3241 catch (AudioEngine::PortRegistrationFailure& pfe) {
3242 error << pfe.what() << endmsg;
3251 StateProtector sp (this);
3252 if (Profile->get_trx()) {
3253 add_routes (ret, false, false, false);
3255 add_routes (ret, true, true, false);
3257 IO::enable_connecting ();
3264 Session::add_routes (RouteList& new_routes, bool input_auto_connect, bool output_auto_connect, bool save)
3267 PBD::Unwinder<bool> aip (_adding_routes_in_progress, true);
3268 add_routes_inner (new_routes, input_auto_connect, output_auto_connect);
3271 error << _("Adding new tracks/busses failed") << endmsg;
3276 update_latency (true);
3277 update_latency (false);
3282 save_state (_current_snapshot_name);
3285 reassign_track_numbers();
3287 update_route_record_state ();
3289 RouteAdded (new_routes); /* EMIT SIGNAL */
3293 Session::add_routes_inner (RouteList& new_routes, bool input_auto_connect, bool output_auto_connect)
3295 ChanCount existing_inputs;
3296 ChanCount existing_outputs;
3297 uint32_t order = next_control_id();
3300 if (_order_hint > -1) {
3301 order = _order_hint;
3305 count_existing_track_channels (existing_inputs, existing_outputs);
3308 RCUWriter<RouteList> writer (routes);
3309 boost::shared_ptr<RouteList> r = writer.get_copy ();
3310 r->insert (r->end(), new_routes.begin(), new_routes.end());
3312 /* if there is no control out and we're not in the middle of loading,
3313 * resort the graph here. if there is a control out, we will resort
3314 * toward the end of this method. if we are in the middle of loading,
3315 * we will resort when done.
3318 if (!_monitor_out && IO::connecting_legal) {
3319 resort_routes_using (r);
3323 for (RouteList::iterator x = new_routes.begin(); x != new_routes.end(); ++x) {
3325 boost::weak_ptr<Route> wpr (*x);
3326 boost::shared_ptr<Route> r (*x);
3328 r->listen_changed.connect_same_thread (*this, boost::bind (&Session::route_listen_changed, this, _1, wpr));
3329 r->solo_changed.connect_same_thread (*this, boost::bind (&Session::route_solo_changed, this, _1, _2, wpr));
3330 r->solo_isolated_changed.connect_same_thread (*this, boost::bind (&Session::route_solo_isolated_changed, this, wpr));
3331 r->mute_changed.connect_same_thread (*this, boost::bind (&Session::route_mute_changed, this));
3332 r->output()->changed.connect_same_thread (*this, boost::bind (&Session::set_worst_io_latencies_x, this, _1, _2));
3333 r->processors_changed.connect_same_thread (*this, boost::bind (&Session::route_processors_changed, this, _1));
3335 if (r->is_master()) {
3339 if (r->is_monitor()) {
3343 boost::shared_ptr<Track> tr = boost::dynamic_pointer_cast<Track> (r);
3345 tr->PlaylistChanged.connect_same_thread (*this, boost::bind (&Session::track_playlist_changed, this, boost::weak_ptr<Track> (tr)));
3346 track_playlist_changed (boost::weak_ptr<Track> (tr));
3347 tr->RecordEnableChanged.connect_same_thread (*this, boost::bind (&Session::update_route_record_state, this));
3349 boost::shared_ptr<MidiTrack> mt = boost::dynamic_pointer_cast<MidiTrack> (tr);
3351 mt->StepEditStatusChange.connect_same_thread (*this, boost::bind (&Session::step_edit_status_change, this, _1));
3352 mt->output()->changed.connect_same_thread (*this, boost::bind (&Session::midi_output_change_handler, this, _1, _2, boost::weak_ptr<Route>(mt)));
3356 if (input_auto_connect || output_auto_connect) {
3357 auto_connect_route (r, input_auto_connect, ChanCount (), ChanCount (), existing_inputs, existing_outputs);
3358 existing_inputs += r->n_inputs();
3359 existing_outputs += r->n_outputs();
3362 /* order keys are a GUI responsibility but we need to set up
3363 reasonable defaults because they also affect the remote control
3364 ID in most situations.
3367 if (!r->has_order_key ()) {
3368 if (r->is_auditioner()) {
3369 /* use an arbitrarily high value */
3370 r->set_order_key (UINT_MAX);
3372 DEBUG_TRACE (DEBUG::OrderKeys, string_compose ("while adding, set %1 to order key %2\n", r->name(), order));
3373 r->set_order_key (order);
3381 if (_monitor_out && IO::connecting_legal) {
3382 Glib::Threads::Mutex::Lock lm (_engine.process_lock());
3384 for (RouteList::iterator x = new_routes.begin(); x != new_routes.end(); ++x) {
3385 if ((*x)->is_monitor()) {
3387 } else if ((*x)->is_master()) {
3390 (*x)->enable_monitor_send ();
3397 Session::globally_set_send_gains_to_zero (boost::shared_ptr<Route> dest)
3399 boost::shared_ptr<RouteList> r = routes.reader ();
3400 boost::shared_ptr<Send> s;
3402 for (RouteList::iterator i = r->begin(); i != r->end(); ++i) {
3403 if ((s = (*i)->internal_send_for (dest)) != 0) {
3404 s->amp()->gain_control()->set_value (GAIN_COEFF_ZERO, Controllable::NoGroup);
3410 Session::globally_set_send_gains_to_unity (boost::shared_ptr<Route> dest)
3412 boost::shared_ptr<RouteList> r = routes.reader ();
3413 boost::shared_ptr<Send> s;
3415 for (RouteList::iterator i = r->begin(); i != r->end(); ++i) {
3416 if ((s = (*i)->internal_send_for (dest)) != 0) {
3417 s->amp()->gain_control()->set_value (GAIN_COEFF_UNITY, Controllable::NoGroup);
3423 Session::globally_set_send_gains_from_track(boost::shared_ptr<Route> dest)
3425 boost::shared_ptr<RouteList> r = routes.reader ();
3426 boost::shared_ptr<Send> s;
3428 for (RouteList::iterator i = r->begin(); i != r->end(); ++i) {
3429 if ((s = (*i)->internal_send_for (dest)) != 0) {
3430 s->amp()->gain_control()->set_value ((*i)->gain_control()->get_value(), Controllable::NoGroup);
3435 /** @param include_buses true to add sends to buses and tracks, false for just tracks */
3437 Session::globally_add_internal_sends (boost::shared_ptr<Route> dest, Placement p, bool include_buses)
3439 boost::shared_ptr<RouteList> r = routes.reader ();
3440 boost::shared_ptr<RouteList> t (new RouteList);
3442 for (RouteList::iterator i = r->begin(); i != r->end(); ++i) {
3443 /* no MIDI sends because there are no MIDI busses yet */
3444 if (include_buses || boost::dynamic_pointer_cast<AudioTrack>(*i)) {
3449 add_internal_sends (dest, p, t);
3453 Session::add_internal_sends (boost::shared_ptr<Route> dest, Placement p, boost::shared_ptr<RouteList> senders)
3455 for (RouteList::iterator i = senders->begin(); i != senders->end(); ++i) {
3456 add_internal_send (dest, (*i)->before_processor_for_placement (p), *i);
3461 Session::add_internal_send (boost::shared_ptr<Route> dest, int index, boost::shared_ptr<Route> sender)
3463 add_internal_send (dest, sender->before_processor_for_index (index), sender);
3467 Session::add_internal_send (boost::shared_ptr<Route> dest, boost::shared_ptr<Processor> before, boost::shared_ptr<Route> sender)
3469 if (sender->is_monitor() || sender->is_master() || sender == dest || dest->is_monitor() || dest->is_master()) {
3473 if (!dest->internal_return()) {
3474 dest->add_internal_return ();
3477 sender->add_aux_send (dest, before);
3484 Session::remove_routes (boost::shared_ptr<RouteList> routes_to_remove)
3486 { // RCU Writer scope
3487 PBD::Unwinder<bool> uw_flag (_route_deletion_in_progress, true);
3488 RCUWriter<RouteList> writer (routes);
3489 boost::shared_ptr<RouteList> rs = writer.get_copy ();
3492 for (RouteList::iterator iter = routes_to_remove->begin(); iter != routes_to_remove->end(); ++iter) {
3494 if (*iter == _master_out) {
3498 (*iter)->set_solo (false, Controllable::NoGroup);
3502 /* deleting the master out seems like a dumb
3503 idea, but its more of a UI policy issue
3507 if (*iter == _master_out) {
3508 _master_out = boost::shared_ptr<Route> ();
3511 if (*iter == _monitor_out) {
3512 _monitor_out.reset ();
3515 // We need to disconnect the route's inputs and outputs
3517 (*iter)->input()->disconnect (0);
3518 (*iter)->output()->disconnect (0);
3520 /* if the route had internal sends sending to it, remove them */
3521 if ((*iter)->internal_return()) {
3523 boost::shared_ptr<RouteList> r = routes.reader ();
3524 for (RouteList::iterator i = r->begin(); i != r->end(); ++i) {
3525 boost::shared_ptr<Send> s = (*i)->internal_send_for (*iter);
3527 (*i)->remove_processor (s);
3532 /* if the monitoring section had a pointer to this route, remove it */
3533 if (_monitor_out && !(*iter)->is_master() && !(*iter)->is_monitor()) {
3534 Glib::Threads::Mutex::Lock lm (AudioEngine::instance()->process_lock ());
3535 PBD::Unwinder<bool> uw (ignore_route_processor_changes, true);
3536 (*iter)->remove_aux_or_listen (_monitor_out);
3539 boost::shared_ptr<MidiTrack> mt = boost::dynamic_pointer_cast<MidiTrack> (*iter);
3540 if (mt && mt->step_editing()) {
3541 if (_step_editors > 0) {
3547 /* writer goes out of scope, forces route list update */
3549 } // end of RCU Writer scope
3551 update_route_solo_state ();
3552 RouteAddedOrRemoved (false); /* EMIT SIGNAL */
3553 update_latency_compensation ();
3556 /* Re-sort routes to remove the graph's current references to the one that is
3557 * going away, then flush old references out of the graph.
3558 * Wave Tracks: reconnect routes
3561 #ifdef USE_TRACKS_CODE_FEATURES
3562 reconnect_existing_routes(true, false);
3564 routes.flush (); // maybe unsafe, see below.
3568 if (_process_graph && !(_state_of_the_state & Deletion)) {
3569 _process_graph->clear_other_chain ();
3572 /* get rid of it from the dead wood collection in the route list manager */
3573 /* XXX i think this is unsafe as it currently stands, but i am not sure. (pd, october 2nd, 2006) */
3577 /* try to cause everyone to drop their references
3578 * and unregister ports from the backend
3581 for (RouteList::iterator iter = routes_to_remove->begin(); iter != routes_to_remove->end(); ++iter) {
3582 (*iter)->drop_references ();
3585 if (_state_of_the_state & Deletion) {
3589 Route::RemoteControlIDChange(); /* EMIT SIGNAL */
3591 /* save the new state of the world */
3593 if (save_state (_current_snapshot_name)) {
3594 save_history (_current_snapshot_name);
3597 reassign_track_numbers();
3598 update_route_record_state ();
3602 Session::remove_route (boost::shared_ptr<Route> route)
3604 boost::shared_ptr<RouteList> rl (new RouteList);
3605 rl->push_back (route);
3610 Session::route_mute_changed ()
3616 Session::route_listen_changed (Controllable::GroupControlDisposition group_override, boost::weak_ptr<Route> wpr)
3618 boost::shared_ptr<Route> route = wpr.lock();
3620 error << string_compose (_("programming error: %1"), X_("invalid route weak ptr passed to route_listen_changed")) << endmsg;
3624 if (route->listening_via_monitor ()) {
3626 if (Config->get_exclusive_solo()) {
3628 RouteGroup* rg = route->route_group ();
3629 const bool group_already_accounted_for = route->use_group (group_override, &RouteGroup::is_solo);
3631 boost::shared_ptr<RouteList> r = routes.reader ();
3633 for (RouteList::iterator i = r->begin(); i != r->end(); ++i) {
3634 if ((*i) == route) {
3635 /* already changed */
3639 if ((*i)->solo_isolated() || (*i)->is_master() || (*i)->is_monitor() || (*i)->is_auditioner()) {
3640 /* route does not get solo propagated to it */
3644 if ((group_already_accounted_for && (*i)->route_group() && (*i)->route_group() == rg)) {
3645 /* this route is a part of the same solo group as the route
3646 * that was changed. Changing that route did change or will
3647 * change all group members appropriately, so we can ignore it
3652 (*i)->set_listen (false, Controllable::NoGroup);
3658 } else if (_listen_cnt > 0) {
3663 update_route_solo_state ();
3666 Session::route_solo_isolated_changed (boost::weak_ptr<Route> wpr)
3668 boost::shared_ptr<Route> route = wpr.lock ();
3671 /* should not happen */
3672 error << string_compose (_("programming error: %1"), X_("invalid route weak ptr passed to route_solo_isolated_changed")) << endmsg;
3676 bool send_changed = false;
3678 if (route->solo_isolated()) {
3679 if (_solo_isolated_cnt == 0) {
3680 send_changed = true;
3682 _solo_isolated_cnt++;
3683 } else if (_solo_isolated_cnt > 0) {
3684 _solo_isolated_cnt--;
3685 if (_solo_isolated_cnt == 0) {
3686 send_changed = true;
3691 IsolatedChanged (); /* EMIT SIGNAL */
3696 Session::route_solo_changed (bool self_solo_change, Controllable::GroupControlDisposition group_override, boost::weak_ptr<Route> wpr)
3698 DEBUG_TRACE (DEBUG::Solo, string_compose ("route solo change, self = %1\n", self_solo_change));
3700 if (!self_solo_change) {
3701 // session doesn't care about changes to soloed-by-others
3705 boost::shared_ptr<Route> route = wpr.lock ();
3708 boost::shared_ptr<RouteList> r = routes.reader ();
3711 if (route->self_soloed()) {
3717 /* the route may be a member of a group that has shared-solo
3718 * semantics. If so, then all members of that group should follow the
3719 * solo of the changed route. But ... this is optional, controlled by a
3720 * Controllable::GroupControlDisposition.
3722 * The first argument to the signal that this method is connected to is the
3723 * GroupControlDisposition value that was used to change solo.
3725 * If the solo change was done with group semantics (either InverseGroup
3726 * (force the entire group to change even if the group shared solo is
3727 * disabled) or UseGroup (use the group, which may or may not have the
3728 * shared solo property enabled)) then as we propagate the change to
3729 * the entire session we should IGNORE THE GROUP that the changed route
3733 RouteGroup* rg = route->route_group ();
3734 const bool group_already_accounted_for = (group_override == Controllable::ForGroup);
3736 if (delta == 1 && Config->get_exclusive_solo()) {
3738 /* new solo: disable all other solos, but not the group if its solo-enabled */
3740 for (RouteList::iterator i = r->begin(); i != r->end(); ++i) {
3742 if ((*i) == route) {
3743 /* already changed */
3747 if ((*i)->solo_isolated() || (*i)->is_master() || (*i)->is_monitor() || (*i)->is_auditioner()) {
3748 /* route does not get solo propagated to it */
3752 if ((group_already_accounted_for && (*i)->route_group() && (*i)->route_group() == rg)) {
3753 /* this route is a part of the same solo group as the route
3754 * that was changed. Changing that route did change or will
3755 * change all group members appropriately, so we can ignore it
3761 (*i)->set_solo (false, group_override);
3765 DEBUG_TRACE (DEBUG::Solo, string_compose ("propagate solo change, delta = %1\n", delta));
3767 RouteList uninvolved;
3769 DEBUG_TRACE (DEBUG::Solo, string_compose ("%1\n", route->name()));
3771 for (RouteList::iterator i = r->begin(); i != r->end(); ++i) {
3772 bool via_sends_only;
3773 bool in_signal_flow;
3775 if ((*i) == route) {
3776 /* already changed */
3780 if ((*i)->solo_isolated() || (*i)->is_master() || (*i)->is_monitor() || (*i)->is_auditioner()) {
3781 /* route does not get solo propagated to it */
3785 if ((group_already_accounted_for && (*i)->route_group() && (*i)->route_group() == rg)) {
3786 /* this route is a part of the same solo group as the route
3787 * that was changed. Changing that route did change or will
3788 * change all group members appropriately, so we can ignore it
3794 in_signal_flow = false;
3796 DEBUG_TRACE (DEBUG::Solo, string_compose ("check feed from %1\n", (*i)->name()));
3798 if ((*i)->feeds (route, &via_sends_only)) {
3799 DEBUG_TRACE (DEBUG::Solo, string_compose ("\tthere is a feed from %1\n", (*i)->name()));
3800 if (!via_sends_only) {
3801 if (!route->soloed_by_others_upstream()) {
3802 (*i)->mod_solo_by_others_downstream (delta);
3804 DEBUG_TRACE (DEBUG::Solo, "\talready soloed by others upstream\n");
3807 DEBUG_TRACE (DEBUG::Solo, string_compose ("\tthere is a send-only feed from %1\n", (*i)->name()));
3809 in_signal_flow = true;
3811 DEBUG_TRACE (DEBUG::Solo, string_compose ("\tno feed from %1\n", (*i)->name()));
3814 DEBUG_TRACE (DEBUG::Solo, string_compose ("check feed to %1\n", (*i)->name()));
3816 if (route->feeds (*i, &via_sends_only)) {
3817 /* propagate solo upstream only if routing other than
3818 sends is involved, but do consider the other route
3819 (*i) to be part of the signal flow even if only
3822 DEBUG_TRACE (DEBUG::Solo, string_compose ("%1 feeds %2 via sends only %3 sboD %4 sboU %5\n",
3826 route->soloed_by_others_downstream(),
3827 route->soloed_by_others_upstream()));
3828 if (!via_sends_only) {
3829 //NB. Triggers Invert Push, which handles soloed by downstream
3830 DEBUG_TRACE (DEBUG::Solo, string_compose ("\tmod %1 by %2\n", (*i)->name(), delta));
3831 (*i)->mod_solo_by_others_upstream (delta);
3833 DEBUG_TRACE (DEBUG::Solo, string_compose ("\tfeed to %1 ignored, sends-only\n", (*i)->name()));
3835 in_signal_flow = true;
3837 DEBUG_TRACE (DEBUG::Solo, "\tno feed to\n");
3840 if (!in_signal_flow) {
3841 uninvolved.push_back (*i);
3845 DEBUG_TRACE (DEBUG::Solo, "propagation complete\n");
3847 update_route_solo_state (r);
3849 /* now notify that the mute state of the routes not involved in the signal
3850 pathway of the just-solo-changed route may have altered.
3853 for (RouteList::iterator i = uninvolved.begin(); i != uninvolved.end(); ++i) {
3854 DEBUG_TRACE (DEBUG::Solo, string_compose ("mute change for %1, which neither feeds or is fed by %2\n", (*i)->name(), route->name()));
3855 (*i)->act_on_mute ();
3856 (*i)->mute_changed ();
3859 SoloChanged (); /* EMIT SIGNAL */
3864 Session::update_route_solo_state (boost::shared_ptr<RouteList> r)
3866 /* now figure out if anything that matters is soloed (or is "listening")*/
3868 bool something_soloed = false;
3869 bool something_listening = false;
3870 uint32_t listeners = 0;
3871 uint32_t isolated = 0;
3874 r = routes.reader();
3877 for (RouteList::iterator i = r->begin(); i != r->end(); ++i) {
3878 if (!(*i)->is_master() && !(*i)->is_monitor() && !(*i)->is_auditioner() && (*i)->self_soloed()) {
3879 something_soloed = true;
3882 if (!(*i)->is_auditioner() && (*i)->listening_via_monitor()) {
3883 if (Config->get_solo_control_is_listen_control()) {
3885 something_listening = true;
3887 (*i)->set_listen (false, Controllable::NoGroup);
3891 if ((*i)->solo_isolated()) {
3896 if (something_soloed != _non_soloed_outs_muted) {
3897 _non_soloed_outs_muted = something_soloed;
3898 SoloActive (_non_soloed_outs_muted); /* EMIT SIGNAL */
3901 if (something_listening != _listening) {
3902 _listening = something_listening;
3903 SoloActive (_listening);
3906 _listen_cnt = listeners;
3908 if (isolated != _solo_isolated_cnt) {
3909 _solo_isolated_cnt = isolated;
3910 IsolatedChanged (); /* EMIT SIGNAL */
3913 DEBUG_TRACE (DEBUG::Solo, string_compose ("solo state updated by session, soloed? %1 listeners %2 isolated %3\n",
3914 something_soloed, listeners, isolated));
3917 boost::shared_ptr<RouteList>
3918 Session::get_routes_with_internal_returns() const
3920 boost::shared_ptr<RouteList> r = routes.reader ();
3921 boost::shared_ptr<RouteList> rl (new RouteList);
3923 for (RouteList::iterator i = r->begin(); i != r->end(); ++i) {
3924 if ((*i)->internal_return ()) {
3932 Session::io_name_is_legal (const std::string& name)
3934 boost::shared_ptr<RouteList> r = routes.reader ();
3936 for (vector<string>::const_iterator reserved = reserved_io_names.begin(); reserved != reserved_io_names.end(); ++reserved) {
3937 if (name == *reserved) {
3938 if (!route_by_name (*reserved)) {
3939 /* first instance of a reserved name is allowed */
3942 /* all other instances of a reserved name are not allowed */
3947 for (RouteList::iterator i = r->begin(); i != r->end(); ++i) {
3948 if ((*i)->name() == name) {
3952 if ((*i)->has_io_processor_named (name)) {
3961 Session::set_exclusive_input_active (boost::shared_ptr<RouteList> rl, bool onoff, bool flip_others)
3964 vector<string> connections;
3966 /* if we are passed only a single route and we're not told to turn
3967 * others off, then just do the simple thing.
3970 if (flip_others == false && rl->size() == 1) {
3971 boost::shared_ptr<MidiTrack> mt = boost::dynamic_pointer_cast<MidiTrack> (rl->front());
3973 mt->set_input_active (onoff);
3978 for (RouteList::iterator rt = rl->begin(); rt != rl->end(); ++rt) {
3980 PortSet& ps ((*rt)->input()->ports());
3982 for (PortSet::iterator p = ps.begin(); p != ps.end(); ++p) {
3983 p->get_connections (connections);
3986 for (vector<string>::iterator s = connections.begin(); s != connections.end(); ++s) {
3987 routes_using_input_from (*s, rl2);
3990 /* scan all relevant routes to see if others are on or off */
3992 bool others_are_already_on = false;
3994 for (RouteList::iterator r = rl2.begin(); r != rl2.end(); ++r) {
3996 boost::shared_ptr<MidiTrack> mt = boost::dynamic_pointer_cast<MidiTrack> (*r);
4002 if ((*r) != (*rt)) {
4003 if (mt->input_active()) {
4004 others_are_already_on = true;
4007 /* this one needs changing */
4008 mt->set_input_active (onoff);
4014 /* globally reverse other routes */
4016 for (RouteList::iterator r = rl2.begin(); r != rl2.end(); ++r) {
4017 if ((*r) != (*rt)) {
4018 boost::shared_ptr<MidiTrack> mt = boost::dynamic_pointer_cast<MidiTrack> (*r);
4020 mt->set_input_active (!others_are_already_on);
4029 Session::routes_using_input_from (const string& str, RouteList& rl)
4031 boost::shared_ptr<RouteList> r = routes.reader();
4033 for (RouteList::iterator i = r->begin(); i != r->end(); ++i) {
4034 if ((*i)->input()->connected_to (str)) {
4040 boost::shared_ptr<Route>
4041 Session::route_by_name (string name)
4043 boost::shared_ptr<RouteList> r = routes.reader ();
4045 for (RouteList::iterator i = r->begin(); i != r->end(); ++i) {
4046 if ((*i)->name() == name) {
4051 return boost::shared_ptr<Route> ((Route*) 0);
4054 boost::shared_ptr<Route>
4055 Session::route_by_id (PBD::ID id)
4057 boost::shared_ptr<RouteList> r = routes.reader ();
4059 for (RouteList::iterator i = r->begin(); i != r->end(); ++i) {
4060 if ((*i)->id() == id) {
4065 return boost::shared_ptr<Route> ((Route*) 0);
4068 boost::shared_ptr<Processor>
4069 Session::processor_by_id (PBD::ID id) const
4071 boost::shared_ptr<RouteList> r = routes.reader ();
4073 for (RouteList::iterator i = r->begin(); i != r->end(); ++i) {
4074 boost::shared_ptr<Processor> p = (*i)->Route::processor_by_id (id);
4080 return boost::shared_ptr<Processor> ();
4083 boost::shared_ptr<Track>
4084 Session::track_by_diskstream_id (PBD::ID id)
4086 boost::shared_ptr<RouteList> r = routes.reader ();
4088 for (RouteList::iterator i = r->begin(); i != r->end(); ++i) {
4089 boost::shared_ptr<Track> t = boost::dynamic_pointer_cast<Track> (*i);
4090 if (t && t->using_diskstream_id (id)) {
4095 return boost::shared_ptr<Track> ();
4098 boost::shared_ptr<Route>
4099 Session::route_by_remote_id (uint32_t id)
4101 boost::shared_ptr<RouteList> r = routes.reader ();
4103 for (RouteList::iterator i = r->begin(); i != r->end(); ++i) {
4104 if ((*i)->remote_control_id() == id) {
4109 return boost::shared_ptr<Route> ((Route*) 0);
4113 boost::shared_ptr<Route>
4114 Session::route_by_selected_count (uint32_t id)
4116 boost::shared_ptr<RouteList> r = routes.reader ();
4118 for (RouteList::iterator i = r->begin(); i != r->end(); ++i) {
4119 /* NOT IMPLEMENTED */
4122 return boost::shared_ptr<Route> ((Route*) 0);
4127 Session::reassign_track_numbers ()
4131 RouteList r (*(routes.reader ()));
4132 SignalOrderRouteSorter sorter;
4135 StateProtector sp (this);
4137 for (RouteList::iterator i = r.begin(); i != r.end(); ++i) {
4138 if (boost::dynamic_pointer_cast<Track> (*i)) {
4139 (*i)->set_track_number(++tn);
4141 else if (!(*i)->is_master() && !(*i)->is_monitor() && !(*i)->is_auditioner()) {
4142 (*i)->set_track_number(--bn);
4145 const uint32_t decimals = ceilf (log10f (tn + 1));
4146 const bool decimals_changed = _track_number_decimals != decimals;
4147 _track_number_decimals = decimals;
4149 if (decimals_changed && config.get_track_name_number ()) {
4150 for (RouteList::iterator i = r.begin(); i != r.end(); ++i) {
4151 boost::shared_ptr<Track> t = boost::dynamic_pointer_cast<Track> (*i);
4153 t->resync_track_name();
4156 // trigger GUI re-layout
4157 config.ParameterChanged("track-name-number");
4162 Session::playlist_region_added (boost::weak_ptr<Region> w)
4164 boost::shared_ptr<Region> r = w.lock ();
4169 /* These are the operations that are currently in progress... */
4170 list<GQuark> curr = _current_trans_quarks;
4173 /* ...and these are the operations during which we want to update
4174 the session range location markers.
4177 ops.push_back (Operations::capture);
4178 ops.push_back (Operations::paste);
4179 ops.push_back (Operations::duplicate_region);
4180 ops.push_back (Operations::insert_file);
4181 ops.push_back (Operations::insert_region);
4182 ops.push_back (Operations::drag_region_brush);
4183 ops.push_back (Operations::region_drag);
4184 ops.push_back (Operations::selection_grab);
4185 ops.push_back (Operations::region_fill);
4186 ops.push_back (Operations::fill_selection);
4187 ops.push_back (Operations::create_region);
4188 ops.push_back (Operations::region_copy);
4189 ops.push_back (Operations::fixed_time_region_copy);
4192 /* See if any of the current operations match the ones that we want */
4194 set_intersection (_current_trans_quarks.begin(), _current_trans_quarks.end(), ops.begin(), ops.end(), back_inserter (in));
4196 /* If so, update the session range markers */
4198 maybe_update_session_range (r->position (), r->last_frame ());
4202 /** Update the session range markers if a is before the current start or
4203 * b is after the current end.
4206 Session::maybe_update_session_range (framepos_t a, framepos_t b)
4208 if (_state_of_the_state & Loading) {
4212 framepos_t session_end_marker_shift_samples = session_end_shift * _nominal_frame_rate;
4214 if (_session_range_location == 0) {
4216 set_session_range_location (a, b + session_end_marker_shift_samples);
4220 if (a < _session_range_location->start()) {
4221 _session_range_location->set_start (a);
4224 if (b > _session_range_location->end()) {
4225 _session_range_location->set_end (b);
4231 Session::playlist_ranges_moved (list<Evoral::RangeMove<framepos_t> > const & ranges)
4233 for (list<Evoral::RangeMove<framepos_t> >::const_iterator i = ranges.begin(); i != ranges.end(); ++i) {
4234 maybe_update_session_range (i->to, i->to + i->length);
4239 Session::playlist_regions_extended (list<Evoral::Range<framepos_t> > const & ranges)
4241 for (list<Evoral::Range<framepos_t> >::const_iterator i = ranges.begin(); i != ranges.end(); ++i) {
4242 maybe_update_session_range (i->from, i->to);
4246 /* Region management */
4248 boost::shared_ptr<Region>
4249 Session::find_whole_file_parent (boost::shared_ptr<Region const> child) const
4251 const RegionFactory::RegionMap& regions (RegionFactory::regions());
4252 RegionFactory::RegionMap::const_iterator i;
4253 boost::shared_ptr<Region> region;
4255 Glib::Threads::Mutex::Lock lm (region_lock);
4257 for (i = regions.begin(); i != regions.end(); ++i) {
4261 if (region->whole_file()) {
4263 if (child->source_equivalent (region)) {
4269 return boost::shared_ptr<Region> ();
4273 Session::destroy_sources (list<boost::shared_ptr<Source> > srcs)
4275 set<boost::shared_ptr<Region> > relevant_regions;
4277 for (list<boost::shared_ptr<Source> >::iterator s = srcs.begin(); s != srcs.end(); ++s) {
4278 RegionFactory::get_regions_using_source (*s, relevant_regions);
4281 for (set<boost::shared_ptr<Region> >::iterator r = relevant_regions.begin(); r != relevant_regions.end(); ) {
4282 set<boost::shared_ptr<Region> >::iterator tmp;
4287 playlists->destroy_region (*r);
4288 RegionFactory::map_remove (*r);
4290 (*r)->drop_sources ();
4291 (*r)->drop_references ();
4293 relevant_regions.erase (r);
4298 for (list<boost::shared_ptr<Source> >::iterator s = srcs.begin(); s != srcs.end(); ) {
4301 Glib::Threads::Mutex::Lock ls (source_lock);
4302 /* remove from the main source list */
4303 sources.erase ((*s)->id());
4306 (*s)->mark_for_remove ();
4307 (*s)->drop_references ();
4316 Session::remove_last_capture ()
4318 list<boost::shared_ptr<Source> > srcs;
4320 boost::shared_ptr<RouteList> rl = routes.reader ();
4321 for (RouteList::iterator i = rl->begin(); i != rl->end(); ++i) {
4322 boost::shared_ptr<Track> tr = boost::dynamic_pointer_cast<Track> (*i);
4327 list<boost::shared_ptr<Source> >& l = tr->last_capture_sources();
4330 srcs.insert (srcs.end(), l.begin(), l.end());
4335 destroy_sources (srcs);
4337 save_state (_current_snapshot_name);
4342 /* Source Management */
4345 Session::add_source (boost::shared_ptr<Source> source)
4347 pair<SourceMap::key_type, SourceMap::mapped_type> entry;
4348 pair<SourceMap::iterator,bool> result;
4350 entry.first = source->id();
4351 entry.second = source;
4354 Glib::Threads::Mutex::Lock lm (source_lock);
4355 result = sources.insert (entry);
4358 if (result.second) {
4360 /* yay, new source */
4362 boost::shared_ptr<FileSource> fs = boost::dynamic_pointer_cast<FileSource> (source);
4365 if (!fs->within_session()) {
4366 ensure_search_path_includes (Glib::path_get_dirname (fs->path()), fs->type());
4372 boost::shared_ptr<AudioFileSource> afs;
4374 if ((afs = boost::dynamic_pointer_cast<AudioFileSource>(source)) != 0) {
4375 if (Config->get_auto_analyse_audio()) {
4376 Analyser::queue_source_for_analysis (source, false);
4380 source->DropReferences.connect_same_thread (*this, boost::bind (&Session::remove_source, this, boost::weak_ptr<Source> (source)));
4385 Session::remove_source (boost::weak_ptr<Source> src)
4387 if (_state_of_the_state & Deletion) {
4391 SourceMap::iterator i;
4392 boost::shared_ptr<Source> source = src.lock();
4399 Glib::Threads::Mutex::Lock lm (source_lock);
4401 if ((i = sources.find (source->id())) != sources.end()) {
4406 if (!(_state_of_the_state & StateOfTheState (InCleanup|Loading))) {
4408 /* save state so we don't end up with a session file
4409 referring to non-existent sources.
4412 save_state (_current_snapshot_name);
4416 boost::shared_ptr<Source>
4417 Session::source_by_id (const PBD::ID& id)
4419 Glib::Threads::Mutex::Lock lm (source_lock);
4420 SourceMap::iterator i;
4421 boost::shared_ptr<Source> source;
4423 if ((i = sources.find (id)) != sources.end()) {
4430 boost::shared_ptr<AudioFileSource>
4431 Session::audio_source_by_path_and_channel (const string& path, uint16_t chn) const
4433 /* Restricted to audio files because only audio sources have channel
4437 Glib::Threads::Mutex::Lock lm (source_lock);
4439 for (SourceMap::const_iterator i = sources.begin(); i != sources.end(); ++i) {
4440 boost::shared_ptr<AudioFileSource> afs
4441 = boost::dynamic_pointer_cast<AudioFileSource>(i->second);
4443 if (afs && afs->path() == path && chn == afs->channel()) {
4448 return boost::shared_ptr<AudioFileSource>();
4451 boost::shared_ptr<MidiSource>
4452 Session::midi_source_by_path (const std::string& path) const
4454 /* Restricted to MIDI files because audio sources require a channel
4455 for unique identification, in addition to a path.
4458 Glib::Threads::Mutex::Lock lm (source_lock);
4460 for (SourceMap::const_iterator s = sources.begin(); s != sources.end(); ++s) {
4461 boost::shared_ptr<MidiSource> ms
4462 = boost::dynamic_pointer_cast<MidiSource>(s->second);
4463 boost::shared_ptr<FileSource> fs
4464 = boost::dynamic_pointer_cast<FileSource>(s->second);
4466 if (ms && fs && fs->path() == path) {
4471 return boost::shared_ptr<MidiSource>();
4475 Session::count_sources_by_origin (const string& path)
4478 Glib::Threads::Mutex::Lock lm (source_lock);
4480 for (SourceMap::iterator i = sources.begin(); i != sources.end(); ++i) {
4481 boost::shared_ptr<FileSource> fs
4482 = boost::dynamic_pointer_cast<FileSource>(i->second);
4484 if (fs && fs->origin() == path) {
4493 peak_file_helper (const string& peak_path, const string& file_path, const string& file_base, bool hash) {
4495 std::string checksum = Glib::Checksum::compute_checksum(Glib::Checksum::CHECKSUM_SHA1, file_path + G_DIR_SEPARATOR + file_base);
4496 return Glib::build_filename (peak_path, checksum + peakfile_suffix);
4498 return Glib::build_filename (peak_path, file_base + peakfile_suffix);
4503 Session::construct_peak_filepath (const string& filepath, const bool in_session, const bool old_peak_name) const
4505 string interchange_dir_string = string (interchange_dir_name) + G_DIR_SEPARATOR;
4507 if (Glib::path_is_absolute (filepath)) {
4509 /* rip the session dir from the audiofile source */
4511 string session_path;
4512 bool in_another_session = true;
4514 if (filepath.find (interchange_dir_string) != string::npos) {
4516 session_path = Glib::path_get_dirname (filepath); /* now ends in audiofiles */
4517 session_path = Glib::path_get_dirname (session_path); /* now ends in session name */
4518 session_path = Glib::path_get_dirname (session_path); /* now ends in interchange */
4519 session_path = Glib::path_get_dirname (session_path); /* now has session path */
4521 /* see if it is within our session */
4523 for (vector<space_and_path>::const_iterator i = session_dirs.begin(); i != session_dirs.end(); ++i) {
4524 if (i->path == session_path) {
4525 in_another_session = false;
4530 in_another_session = false;
4534 if (in_another_session) {
4535 SessionDirectory sd (session_path);
4536 return peak_file_helper (sd.peak_path(), "", Glib::path_get_basename (filepath), !old_peak_name);
4540 /* 1) if file belongs to this session
4541 * it may be a relative path (interchange/...)
4542 * or just basename (session_state, remove source)
4543 * -> just use the basename
4545 std::string filename = Glib::path_get_basename (filepath);
4548 /* 2) if the file is outside our session dir:
4549 * (imported but not copied) add the path for check-summming */
4551 path = Glib::path_get_dirname (filepath);
4554 return peak_file_helper (_session_dir->peak_path(), path, Glib::path_get_basename (filepath), !old_peak_name);
4558 Session::new_audio_source_path_for_embedded (const std::string& path)
4562 * we know that the filename is already unique because it exists
4563 * out in the filesystem.
4565 * However, when we bring it into the session, we could get a
4568 * Eg. two embedded files:
4573 * When merged into session, these collide.
4575 * There will not be a conflict with in-memory sources
4576 * because when the source was created we already picked
4577 * a unique name for it.
4579 * This collision is not likely to be common, but we have to guard
4580 * against it. So, if there is a collision, take the md5 hash of the
4581 * the path, and use that as the filename instead.
4584 SessionDirectory sdir (get_best_session_directory_for_new_audio());
4585 string base = Glib::path_get_basename (path);
4586 string newpath = Glib::build_filename (sdir.sound_path(), base);
4588 if (Glib::file_test (newpath, Glib::FILE_TEST_EXISTS)) {
4592 md5.digestString (path.c_str());
4593 md5.writeToString ();
4594 base = md5.digestChars;
4596 string ext = get_suffix (path);
4603 newpath = Glib::build_filename (sdir.sound_path(), base);
4605 /* if this collides, we're screwed */
4607 if (Glib::file_test (newpath, Glib::FILE_TEST_EXISTS)) {
4608 error << string_compose (_("Merging embedded file %1: name collision AND md5 hash collision!"), path) << endmsg;
4617 /** Return true if there are no audio file sources that use @param name as
4618 * the filename component of their path.
4620 * Return false otherwise.
4622 * This method MUST ONLY be used to check in-session, mono files since it
4623 * hard-codes the channel of the audio file source we are looking for as zero.
4625 * If/when Ardour supports native files in non-mono formats, the logic here
4626 * will need to be revisited.
4629 Session::audio_source_name_is_unique (const string& name)
4631 std::vector<string> sdirs = source_search_path (DataType::AUDIO);
4632 vector<space_and_path>::iterator i;
4633 uint32_t existing = 0;
4635 for (vector<string>::const_iterator i = sdirs.begin(); i != sdirs.end(); ++i) {
4637 /* note that we search *without* the extension so that
4638 we don't end up both "Audio 1-1.wav" and "Audio 1-1.caf"
4639 in the event that this new name is required for
4640 a file format change.
4643 const string spath = *i;
4645 if (matching_unsuffixed_filename_exists_in (spath, name)) {
4650 /* it is possible that we have the path already
4651 * assigned to a source that has not yet been written
4652 * (ie. the write source for a diskstream). we have to
4653 * check this in order to make sure that our candidate
4654 * path isn't used again, because that can lead to
4655 * two Sources point to the same file with different
4656 * notions of their removability.
4660 string possible_path = Glib::build_filename (spath, name);
4662 if (audio_source_by_path_and_channel (possible_path, 0)) {
4668 return (existing == 0);
4672 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)
4675 const string ext = native_header_format_extension (config.get_native_file_header_format(), DataType::AUDIO);
4677 if (Profile->get_trx() && destructive) {
4679 sstr << setfill ('0') << setw (4) << cnt;
4680 sstr << legalized_base;
4682 sstr << legalized_base;
4684 if (take_required || related_exists) {
4696 } else if (nchan > 2) {
4701 /* XXX what? more than 26 channels! */
4712 /** Return a unique name based on \a base for a new internal audio source */
4714 Session::new_audio_source_path (const string& base, uint32_t nchan, uint32_t chan, bool destructive, bool take_required)
4717 string possible_name;
4718 const uint32_t limit = 9999; // arbitrary limit on number of files with the same basic name
4720 bool some_related_source_name_exists = false;
4722 legalized = legalize_for_path (base);
4724 // Find a "version" of the base name that doesn't exist in any of the possible directories.
4726 for (cnt = (destructive ? ++destructive_index : 1); cnt <= limit; ++cnt) {
4728 possible_name = format_audio_source_name (legalized, nchan, chan, destructive, take_required, cnt, some_related_source_name_exists);
4730 if (audio_source_name_is_unique (possible_name)) {
4734 some_related_source_name_exists = true;
4737 error << string_compose(
4738 _("There are already %1 recordings for %2, which I consider too many."),
4739 limit, base) << endmsg;
4741 throw failed_constructor();
4745 /* We've established that the new name does not exist in any session
4746 * directory, so now find out which one we should use for this new
4750 SessionDirectory sdir (get_best_session_directory_for_new_audio());
4752 std::string s = Glib::build_filename (sdir.sound_path(), possible_name);
4757 /** Return a unique name based on `base` for a new internal MIDI source */
4759 Session::new_midi_source_path (const string& base)
4762 char buf[PATH_MAX+1];
4763 const uint32_t limit = 10000;
4765 string possible_path;
4766 string possible_name;
4769 legalized = legalize_for_path (base);
4771 // Find a "version" of the file name that doesn't exist in any of the possible directories.
4772 std::vector<string> sdirs = source_search_path(DataType::MIDI);
4774 /* - the main session folder is the first in the vector.
4775 * - after checking all locations for file-name uniqueness,
4776 * we keep the one from the last iteration as new file name
4777 * - midi files are small and should just be kept in the main session-folder
4779 * -> reverse the array, check main session folder last and use that as location
4782 std::reverse(sdirs.begin(), sdirs.end());
4784 for (cnt = 1; cnt <= limit; ++cnt) {
4786 vector<space_and_path>::iterator i;
4787 uint32_t existing = 0;
4789 for (vector<string>::const_iterator i = sdirs.begin(); i != sdirs.end(); ++i) {
4791 snprintf (buf, sizeof(buf), "%s-%u.mid", legalized.c_str(), cnt);
4792 possible_name = buf;
4794 possible_path = Glib::build_filename (*i, possible_name);
4796 if (Glib::file_test (possible_path, Glib::FILE_TEST_EXISTS)) {
4800 if (midi_source_by_path (possible_path)) {
4805 if (existing == 0) {
4810 error << string_compose(
4811 _("There are already %1 recordings for %2, which I consider too many."),
4812 limit, base) << endmsg;
4818 /* No need to "find best location" for software/app-based RAID, because
4819 MIDI is so small that we always put it in the same place.
4822 return possible_path;
4826 /** Create a new within-session audio source */
4827 boost::shared_ptr<AudioFileSource>
4828 Session::create_audio_source_for_session (size_t n_chans, string const & base, uint32_t chan, bool destructive)
4830 const string path = new_audio_source_path (base, n_chans, chan, destructive, true);
4832 if (!path.empty()) {
4833 return boost::dynamic_pointer_cast<AudioFileSource> (
4834 SourceFactory::createWritable (DataType::AUDIO, *this, path, destructive, frame_rate(), true, true));
4836 throw failed_constructor ();
4840 /** Create a new within-session MIDI source */
4841 boost::shared_ptr<MidiSource>
4842 Session::create_midi_source_for_session (string const & basic_name)
4844 const string path = new_midi_source_path (basic_name);
4846 if (!path.empty()) {
4847 return boost::dynamic_pointer_cast<SMFSource> (
4848 SourceFactory::createWritable (
4849 DataType::MIDI, *this, path, false, frame_rate()));
4851 throw failed_constructor ();
4855 /** Create a new within-session MIDI source */
4856 boost::shared_ptr<MidiSource>
4857 Session::create_midi_source_by_stealing_name (boost::shared_ptr<Track> track)
4859 /* the caller passes in the track the source will be used in,
4860 so that we can keep the numbering sane.
4862 Rationale: a track with the name "Foo" that has had N
4863 captures carried out so far will ALREADY have a write source
4864 named "Foo-N+1.mid" waiting to be used for the next capture.
4866 If we call new_midi_source_name() we will get "Foo-N+2". But
4867 there is no region corresponding to "Foo-N+1", so when
4868 "Foo-N+2" appears in the track, the gap presents the user
4869 with odd behaviour - why did it skip past Foo-N+1?
4871 We could explain this to the user in some odd way, but
4872 instead we rename "Foo-N+1.mid" as "Foo-N+2.mid", and then
4875 If that attempted rename fails, we get "Foo-N+2.mid" anyway.
4878 boost::shared_ptr<MidiTrack> mt = boost::dynamic_pointer_cast<MidiTrack> (track);
4880 std::string name = track->steal_write_source_name ();
4883 return boost::shared_ptr<MidiSource>();
4886 /* MIDI files are small, just put them in the first location of the
4887 session source search path.
4890 const string path = Glib::build_filename (source_search_path (DataType::MIDI).front(), name);
4892 return boost::dynamic_pointer_cast<SMFSource> (
4893 SourceFactory::createWritable (
4894 DataType::MIDI, *this, path, false, frame_rate()));
4899 Session::add_playlist (boost::shared_ptr<Playlist> playlist, bool unused)
4901 if (playlist->hidden()) {
4905 playlists->add (playlist);
4908 playlist->release();
4915 Session::remove_playlist (boost::weak_ptr<Playlist> weak_playlist)
4917 if (_state_of_the_state & Deletion) {
4921 boost::shared_ptr<Playlist> playlist (weak_playlist.lock());
4927 playlists->remove (playlist);
4933 Session::set_audition (boost::shared_ptr<Region> r)
4935 pending_audition_region = r;
4936 add_post_transport_work (PostTransportAudition);
4937 _butler->schedule_transport_work ();
4941 Session::audition_playlist ()
4943 SessionEvent* ev = new SessionEvent (SessionEvent::Audition, SessionEvent::Add, SessionEvent::Immediate, 0, 0.0);
4944 ev->region.reset ();
4950 Session::register_lua_function (
4951 const std::string& name,
4952 const std::string& script,
4953 const LuaScriptParamList& args
4956 Glib::Threads::Mutex::Lock lm (lua_lock);
4958 lua_State* L = lua.getState();
4960 const std::string& bytecode = LuaScripting::get_factory_bytecode (script);
4961 luabridge::LuaRef tbl_arg (luabridge::newTable(L));
4962 for (LuaScriptParamList::const_iterator i = args.begin(); i != args.end(); ++i) {
4963 if ((*i)->optional && !(*i)->is_set) { continue; }
4964 tbl_arg[(*i)->name] = (*i)->value;
4966 (*_lua_add)(name, bytecode, tbl_arg); // throws luabridge::LuaException
4971 Session::unregister_lua_function (const std::string& name)
4973 Glib::Threads::Mutex::Lock lm (lua_lock);
4974 (*_lua_del)(name); // throws luabridge::LuaException
4975 lua.collect_garbage ();
4979 std::vector<std::string>
4980 Session::registered_lua_functions ()
4982 Glib::Threads::Mutex::Lock lm (lua_lock);
4983 std::vector<std::string> rv;
4986 luabridge::LuaRef list ((*_lua_list)());
4987 for (luabridge::Iterator i (list); !i.isNil (); ++i) {
4988 if (!i.key ().isString ()) { assert(0); continue; }
4989 rv.push_back (i.key ().cast<std::string> ());
4991 } catch (luabridge::LuaException const& e) { }
4996 static void _lua_print (std::string s) {
4997 std::cout << "SessionLua: " << s << "\n";
5002 Session::try_run_lua (pframes_t nframes)
5004 if (_n_lua_scripts == 0) return;
5005 Glib::Threads::Mutex::Lock tm (lua_lock, Glib::Threads::TRY_LOCK);
5007 try { (*_lua_run)(nframes); } catch (luabridge::LuaException const& e) { }
5012 Session::setup_lua ()
5015 lua.Print.connect (&_lua_print);
5018 "function ArdourSession ()"
5019 " local self = { scripts = {}, instances = {} }"
5021 " local remove = function (n)"
5022 " self.scripts[n] = nil"
5023 " self.instances[n] = nil"
5024 " Session:scripts_changed()" // call back
5027 " local addinternal = function (n, f, a)"
5028 " assert(type(n) == 'string', 'function-name must be string')"
5029 " assert(type(f) == 'function', 'Given script is a not a function')"
5030 " assert(type(a) == 'table' or type(a) == 'nil', 'Given argument is invalid')"
5031 " assert(self.scripts[n] == nil, 'Callback \"'.. n ..'\" already exists.')"
5032 " self.scripts[n] = { ['f'] = f, ['a'] = a }"
5033 " local env = _ENV; env.f = nil env.io = nil env.os = nil env.loadfile = nil env.require = nil env.dofile = nil env.package = nil env.debug = nil"
5034 " local env = { print = print, Session = Session, tostring = tostring, assert = assert, ipairs = ipairs, error = error, select = select, string = string, type = type, tonumber = tonumber, collectgarbage = collectgarbage, pairs = pairs, math = math, table = table, pcall = pcall }"
5035 " self.instances[n] = load (string.dump(f, true), nil, nil, env)(a)"
5036 " Session:scripts_changed()" // call back
5039 " local add = function (n, b, a)"
5040 " assert(type(b) == 'string', 'ByteCode must be string')"
5041 " load (b)()" // assigns f
5042 " assert(type(f) == 'string', 'Assigned ByteCode must be string')"
5043 " addinternal (n, load(f), a)"
5046 " local run = function (...)"
5047 " for n, s in pairs (self.instances) do"
5048 " local status, err = pcall (s, ...)"
5049 " if not status then"
5050 " print ('fn \"'.. n .. '\": ', err)"
5057 " local cleanup = function ()"
5058 " self.scripts = nil"
5059 " self.instances = nil"
5062 " local list = function ()"
5064 " for n, _ in pairs (self.scripts) do"
5070 " local function basic_serialize (o)"
5071 " if type(o) == \"number\" then"
5072 " return tostring(o)"
5074 " return string.format(\"%q\", o)"
5078 " local function serialize (name, value)"
5079 " local rv = name .. ' = '"
5081 " if type(value) == \"number\" or type(value) == \"string\" or type(value) == \"nil\" then"
5082 " return rv .. basic_serialize(value) .. ' '"
5083 " elseif type(value) == \"table\" then"
5085 " for k,v in pairs(value) do"
5086 " local fieldname = string.format(\"%s[%s]\", name, basic_serialize(k))"
5087 " rv = rv .. serialize(fieldname, v) .. ' '"
5088 " collectgarbage()" // string concatenation allocates a new string :(
5091 " elseif type(value) == \"function\" then"
5092 " return rv .. string.format(\"%q\", string.dump(value, true))"
5094 " error('cannot save a ' .. type(value))"
5099 " local save = function ()"
5100 " return (serialize('scripts', self.scripts))"
5103 " local restore = function (state)"
5104 " self.scripts = {}"
5106 " for n, s in pairs (scripts) do"
5107 " addinternal (n, load(s['f']), s['a'])"
5111 " return { run = run, add = add, remove = remove,"
5112 " list = list, restore = restore, save = save, cleanup = cleanup}"
5115 " sess = ArdourSession ()"
5116 " ArdourSession = nil"
5118 "function ardour () end"
5121 lua_State* L = lua.getState();
5124 luabridge::LuaRef lua_sess = luabridge::getGlobal (L, "sess");
5125 lua.do_command ("sess = nil"); // hide it.
5126 lua.do_command ("collectgarbage()");
5128 _lua_run = new luabridge::LuaRef(lua_sess["run"]);
5129 _lua_add = new luabridge::LuaRef(lua_sess["add"]);
5130 _lua_del = new luabridge::LuaRef(lua_sess["remove"]);
5131 _lua_list = new luabridge::LuaRef(lua_sess["list"]);
5132 _lua_save = new luabridge::LuaRef(lua_sess["save"]);
5133 _lua_load = new luabridge::LuaRef(lua_sess["restore"]);
5134 _lua_cleanup = new luabridge::LuaRef(lua_sess["cleanup"]);
5135 } catch (luabridge::LuaException const& e) {
5136 fatal << string_compose (_("programming error: %1"),
5137 X_("Failed to setup Lua interpreter"))
5139 abort(); /*NOTREACHED*/
5142 LuaBindings::stddef (L);
5143 LuaBindings::common (L);
5144 LuaBindings::dsp (L);
5145 luabridge::push <Session *> (L, this);
5146 lua_setglobal (L, "Session");
5150 Session::scripts_changed ()
5152 assert (!lua_lock.trylock()); // must hold lua_lock
5155 luabridge::LuaRef list ((*_lua_list)());
5157 for (luabridge::Iterator i (list); !i.isNil (); ++i) {
5158 if (!i.key ().isString ()) { assert(0); continue; }
5161 _n_lua_scripts = cnt;
5162 } catch (luabridge::LuaException const& e) {
5163 fatal << string_compose (_("programming error: %1"),
5164 X_("Indexing Lua Session Scripts failed."))
5166 abort(); /*NOTREACHED*/
5171 Session::non_realtime_set_audition ()
5173 assert (pending_audition_region);
5174 auditioner->audition_region (pending_audition_region);
5175 pending_audition_region.reset ();
5176 AuditionActive (true); /* EMIT SIGNAL */
5180 Session::audition_region (boost::shared_ptr<Region> r)
5182 SessionEvent* ev = new SessionEvent (SessionEvent::Audition, SessionEvent::Add, SessionEvent::Immediate, 0, 0.0);
5188 Session::cancel_audition ()
5193 if (auditioner->auditioning()) {
5194 auditioner->cancel_audition ();
5195 AuditionActive (false); /* EMIT SIGNAL */
5200 Session::RoutePublicOrderSorter::operator() (boost::shared_ptr<Route> a, boost::shared_ptr<Route> b)
5202 if (a->is_monitor()) {
5205 if (b->is_monitor()) {
5208 return a->order_key () < b->order_key ();
5212 Session::is_auditioning () const
5214 /* can be called before we have an auditioner object */
5216 return auditioner->auditioning();
5223 Session::graph_reordered ()
5225 /* don't do this stuff if we are setting up connections
5226 from a set_state() call or creating new tracks. Ditto for deletion.
5229 if ((_state_of_the_state & (InitialConnecting|Deletion)) || _adding_routes_in_progress || _reconnecting_routes_in_progress || _route_deletion_in_progress) {
5233 /* every track/bus asked for this to be handled but it was deferred because
5234 we were connecting. do it now.
5237 request_input_change_handling ();
5241 /* force all diskstreams to update their capture offset values to
5242 reflect any changes in latencies within the graph.
5245 boost::shared_ptr<RouteList> rl = routes.reader ();
5246 for (RouteList::iterator i = rl->begin(); i != rl->end(); ++i) {
5247 boost::shared_ptr<Track> tr = boost::dynamic_pointer_cast<Track> (*i);
5249 tr->set_capture_offset ();
5254 /** @return Number of frames that there is disk space available to write,
5257 boost::optional<framecnt_t>
5258 Session::available_capture_duration ()
5260 Glib::Threads::Mutex::Lock lm (space_lock);
5262 if (_total_free_4k_blocks_uncertain) {
5263 return boost::optional<framecnt_t> ();
5266 float sample_bytes_on_disk = 4.0; // keep gcc happy
5268 switch (config.get_native_file_data_format()) {
5270 sample_bytes_on_disk = 4.0;
5274 sample_bytes_on_disk = 3.0;
5278 sample_bytes_on_disk = 2.0;
5282 /* impossible, but keep some gcc versions happy */
5283 fatal << string_compose (_("programming error: %1"),
5284 X_("illegal native file data format"))
5286 abort(); /*NOTREACHED*/
5289 double scale = 4096.0 / sample_bytes_on_disk;
5291 if (_total_free_4k_blocks * scale > (double) max_framecnt) {
5292 return max_framecnt;
5295 return (framecnt_t) floor (_total_free_4k_blocks * scale);
5299 Session::add_bundle (boost::shared_ptr<Bundle> bundle, bool emit_signal)
5302 RCUWriter<BundleList> writer (_bundles);
5303 boost::shared_ptr<BundleList> b = writer.get_copy ();
5304 b->push_back (bundle);
5308 BundleAddedOrRemoved (); /* EMIT SIGNAL */
5315 Session::remove_bundle (boost::shared_ptr<Bundle> bundle)
5317 bool removed = false;
5320 RCUWriter<BundleList> writer (_bundles);
5321 boost::shared_ptr<BundleList> b = writer.get_copy ();
5322 BundleList::iterator i = find (b->begin(), b->end(), bundle);
5324 if (i != b->end()) {
5331 BundleAddedOrRemoved (); /* EMIT SIGNAL */
5337 boost::shared_ptr<Bundle>
5338 Session::bundle_by_name (string name) const
5340 boost::shared_ptr<BundleList> b = _bundles.reader ();
5342 for (BundleList::const_iterator i = b->begin(); i != b->end(); ++i) {
5343 if ((*i)->name() == name) {
5348 return boost::shared_ptr<Bundle> ();
5352 Session::tempo_map_changed (const PropertyChange&)
5356 playlists->update_after_tempo_map_change ();
5358 _locations->apply (*this, &Session::update_locations_after_tempo_map_change);
5364 Session::update_locations_after_tempo_map_change (const Locations::LocationList& loc)
5366 for (Locations::LocationList::const_iterator i = loc.begin(); i != loc.end(); ++i) {
5367 (*i)->recompute_frames_from_bbt ();
5371 /** Ensures that all buffers (scratch, send, silent, etc) are allocated for
5372 * the given count with the current block size.
5375 Session::ensure_buffers (ChanCount howmany)
5377 BufferManager::ensure_buffers (howmany, bounce_processing() ? bounce_chunk_size : 0);
5381 Session::ensure_buffer_set(BufferSet& buffers, const ChanCount& count)
5383 for (DataType::iterator t = DataType::begin(); t != DataType::end(); ++t) {
5384 buffers.ensure_buffers(*t, count.get(*t), _engine.raw_buffer_size(*t));
5389 Session::next_insert_id ()
5391 /* this doesn't really loop forever. just think about it */
5394 for (boost::dynamic_bitset<uint32_t>::size_type n = 1; n < insert_bitset.size(); ++n) {
5395 if (!insert_bitset[n]) {
5396 insert_bitset[n] = true;
5402 /* none available, so resize and try again */
5404 insert_bitset.resize (insert_bitset.size() + 16, false);
5409 Session::next_send_id ()
5411 /* this doesn't really loop forever. just think about it */
5414 for (boost::dynamic_bitset<uint32_t>::size_type n = 1; n < send_bitset.size(); ++n) {
5415 if (!send_bitset[n]) {
5416 send_bitset[n] = true;
5422 /* none available, so resize and try again */
5424 send_bitset.resize (send_bitset.size() + 16, false);
5429 Session::next_aux_send_id ()
5431 /* this doesn't really loop forever. just think about it */
5434 for (boost::dynamic_bitset<uint32_t>::size_type n = 1; n < aux_send_bitset.size(); ++n) {
5435 if (!aux_send_bitset[n]) {
5436 aux_send_bitset[n] = true;
5442 /* none available, so resize and try again */
5444 aux_send_bitset.resize (aux_send_bitset.size() + 16, false);
5449 Session::next_return_id ()
5451 /* this doesn't really loop forever. just think about it */
5454 for (boost::dynamic_bitset<uint32_t>::size_type n = 1; n < return_bitset.size(); ++n) {
5455 if (!return_bitset[n]) {
5456 return_bitset[n] = true;
5462 /* none available, so resize and try again */
5464 return_bitset.resize (return_bitset.size() + 16, false);
5469 Session::mark_send_id (uint32_t id)
5471 if (id >= send_bitset.size()) {
5472 send_bitset.resize (id+16, false);
5474 if (send_bitset[id]) {
5475 warning << string_compose (_("send ID %1 appears to be in use already"), id) << endmsg;
5477 send_bitset[id] = true;
5481 Session::mark_aux_send_id (uint32_t id)
5483 if (id >= aux_send_bitset.size()) {
5484 aux_send_bitset.resize (id+16, false);
5486 if (aux_send_bitset[id]) {
5487 warning << string_compose (_("aux send ID %1 appears to be in use already"), id) << endmsg;
5489 aux_send_bitset[id] = true;
5493 Session::mark_return_id (uint32_t id)
5495 if (id >= return_bitset.size()) {
5496 return_bitset.resize (id+16, false);
5498 if (return_bitset[id]) {
5499 warning << string_compose (_("return ID %1 appears to be in use already"), id) << endmsg;
5501 return_bitset[id] = true;
5505 Session::mark_insert_id (uint32_t id)
5507 if (id >= insert_bitset.size()) {
5508 insert_bitset.resize (id+16, false);
5510 if (insert_bitset[id]) {
5511 warning << string_compose (_("insert ID %1 appears to be in use already"), id) << endmsg;
5513 insert_bitset[id] = true;
5517 Session::unmark_send_id (uint32_t id)
5519 if (id < send_bitset.size()) {
5520 send_bitset[id] = false;
5525 Session::unmark_aux_send_id (uint32_t id)
5527 if (id < aux_send_bitset.size()) {
5528 aux_send_bitset[id] = false;
5533 Session::unmark_return_id (uint32_t id)
5535 if (_state_of_the_state & Deletion) { return; }
5536 if (id < return_bitset.size()) {
5537 return_bitset[id] = false;
5542 Session::unmark_insert_id (uint32_t id)
5544 if (id < insert_bitset.size()) {
5545 insert_bitset[id] = false;
5550 Session::reset_native_file_format ()
5552 boost::shared_ptr<RouteList> rl = routes.reader ();
5554 for (RouteList::iterator i = rl->begin(); i != rl->end(); ++i) {
5555 boost::shared_ptr<Track> tr = boost::dynamic_pointer_cast<Track> (*i);
5557 /* don't save state as we do this, there's no point
5559 _state_of_the_state = StateOfTheState (_state_of_the_state|InCleanup);
5560 tr->reset_write_sources (false);
5561 _state_of_the_state = StateOfTheState (_state_of_the_state & ~InCleanup);
5567 Session::route_name_unique (string n) const
5569 boost::shared_ptr<RouteList> r = routes.reader ();
5571 for (RouteList::const_iterator i = r->begin(); i != r->end(); ++i) {
5572 if ((*i)->name() == n) {
5581 Session::route_name_internal (string n) const
5583 if (auditioner && auditioner->name() == n) {
5587 if (_click_io && _click_io->name() == n) {
5595 Session::freeze_all (InterThreadInfo& itt)
5597 boost::shared_ptr<RouteList> r = routes.reader ();
5599 for (RouteList::iterator i = r->begin(); i != r->end(); ++i) {
5601 boost::shared_ptr<Track> t;
5603 if ((t = boost::dynamic_pointer_cast<Track>(*i)) != 0) {
5604 /* XXX this is wrong because itt.progress will keep returning to zero at the start
5614 boost::shared_ptr<Region>
5615 Session::write_one_track (Track& track, framepos_t start, framepos_t end,
5616 bool /*overwrite*/, vector<boost::shared_ptr<Source> >& srcs,
5617 InterThreadInfo& itt,
5618 boost::shared_ptr<Processor> endpoint, bool include_endpoint,
5619 bool for_export, bool for_freeze)
5621 boost::shared_ptr<Region> result;
5622 boost::shared_ptr<Playlist> playlist;
5623 boost::shared_ptr<Source> source;
5624 ChanCount diskstream_channels (track.n_channels());
5625 framepos_t position;
5626 framecnt_t this_chunk;
5628 framepos_t latency_skip;
5630 framepos_t len = end - start;
5631 bool need_block_size_reset = false;
5632 ChanCount const max_proc = track.max_processor_streams ();
5633 string legal_playlist_name;
5634 string possible_path;
5637 error << string_compose (_("Cannot write a range where end <= start (e.g. %1 <= %2)"),
5638 end, start) << endmsg;
5642 diskstream_channels = track.bounce_get_output_streams (diskstream_channels, endpoint,
5643 include_endpoint, for_export, for_freeze);
5645 if (diskstream_channels.n(track.data_type()) < 1) {
5646 error << _("Cannot write a range with no data.") << endmsg;
5650 // block all process callback handling
5652 block_processing ();
5655 // synchronize with AudioEngine::process_callback()
5656 // make sure processing is not currently running
5657 // and processing_blocked() is honored before
5658 // acquiring thread buffers
5659 Glib::Threads::Mutex::Lock lm (_engine.process_lock());
5662 _bounce_processing_active = true;
5664 /* call tree *MUST* hold route_lock */
5666 if ((playlist = track.playlist()) == 0) {
5670 legal_playlist_name = legalize_for_path (playlist->name());
5672 for (uint32_t chan_n = 0; chan_n < diskstream_channels.n(track.data_type()); ++chan_n) {
5674 string base_name = string_compose ("%1-%2-bounce", playlist->name(), chan_n);
5675 string path = ((track.data_type() == DataType::AUDIO)
5676 ? new_audio_source_path (legal_playlist_name, diskstream_channels.n_audio(), chan_n, false, true)
5677 : new_midi_source_path (legal_playlist_name));
5684 source = SourceFactory::createWritable (track.data_type(), *this, path, false, frame_rate());
5687 catch (failed_constructor& err) {
5688 error << string_compose (_("cannot create new file \"%1\" for %2"), path, track.name()) << endmsg;
5692 srcs.push_back (source);
5695 /* tell redirects that care that we are about to use a much larger
5696 * blocksize. this will flush all plugins too, so that they are ready
5697 * to be used for this process.
5700 need_block_size_reset = true;
5701 track.set_block_size (bounce_chunk_size);
5702 _engine.main_thread()->get_buffers ();
5706 latency_skip = track.bounce_get_latency (endpoint, include_endpoint, for_export, for_freeze);
5708 /* create a set of reasonably-sized buffers */
5709 for (DataType::iterator t = DataType::begin(); t != DataType::end(); ++t) {
5710 buffers.ensure_buffers(*t, max_proc.get(*t), bounce_chunk_size);
5712 buffers.set_count (max_proc);
5714 for (vector<boost::shared_ptr<Source> >::iterator src = srcs.begin(); src != srcs.end(); ++src) {
5715 boost::shared_ptr<AudioFileSource> afs = boost::dynamic_pointer_cast<AudioFileSource>(*src);
5716 boost::shared_ptr<MidiSource> ms;
5718 afs->prepare_for_peakfile_writes ();
5719 } else if ((ms = boost::dynamic_pointer_cast<MidiSource>(*src))) {
5720 Source::Lock lock(ms->mutex());
5721 ms->mark_streaming_write_started(lock);
5725 while (to_do && !itt.cancel) {
5727 this_chunk = min (to_do, bounce_chunk_size);
5729 if (track.export_stuff (buffers, start, this_chunk, endpoint, include_endpoint, for_export, for_freeze)) {
5733 start += this_chunk;
5734 to_do -= this_chunk;
5735 itt.progress = (float) (1.0 - ((double) to_do / len));
5737 if (latency_skip >= bounce_chunk_size) {
5738 latency_skip -= bounce_chunk_size;
5742 const framecnt_t current_chunk = this_chunk - latency_skip;
5745 for (vector<boost::shared_ptr<Source> >::iterator src=srcs.begin(); src != srcs.end(); ++src, ++n) {
5746 boost::shared_ptr<AudioFileSource> afs = boost::dynamic_pointer_cast<AudioFileSource>(*src);
5747 boost::shared_ptr<MidiSource> ms;
5750 if (afs->write (buffers.get_audio(n).data(latency_skip), current_chunk) != current_chunk) {
5753 } else if ((ms = boost::dynamic_pointer_cast<MidiSource>(*src))) {
5754 Source::Lock lock(ms->mutex());
5756 const MidiBuffer& buf = buffers.get_midi(0);
5757 for (MidiBuffer::const_iterator i = buf.begin(); i != buf.end(); ++i) {
5758 Evoral::Event<framepos_t> ev = *i;
5759 ev.set_time(ev.time() - position);
5760 ms->append_event_frames(lock, ev, ms->timeline_position());
5767 /* post-roll, pick up delayed processor output */
5768 latency_skip = track.bounce_get_latency (endpoint, include_endpoint, for_export, for_freeze);
5770 while (latency_skip && !itt.cancel) {
5771 this_chunk = min (latency_skip, bounce_chunk_size);
5772 latency_skip -= this_chunk;
5774 buffers.silence (this_chunk, 0);
5775 track.bounce_process (buffers, start, this_chunk, endpoint, include_endpoint, for_export, for_freeze);
5778 for (vector<boost::shared_ptr<Source> >::iterator src=srcs.begin(); src != srcs.end(); ++src, ++n) {
5779 boost::shared_ptr<AudioFileSource> afs = boost::dynamic_pointer_cast<AudioFileSource>(*src);
5782 if (afs->write (buffers.get_audio(n).data(), this_chunk) != this_chunk) {
5794 xnow = localtime (&now);
5796 for (vector<boost::shared_ptr<Source> >::iterator src=srcs.begin(); src != srcs.end(); ++src) {
5797 boost::shared_ptr<AudioFileSource> afs = boost::dynamic_pointer_cast<AudioFileSource>(*src);
5798 boost::shared_ptr<MidiSource> ms;
5801 afs->update_header (position, *xnow, now);
5802 afs->flush_header ();
5803 } else if ((ms = boost::dynamic_pointer_cast<MidiSource>(*src))) {
5804 Source::Lock lock(ms->mutex());
5805 ms->mark_streaming_write_completed(lock);
5809 /* construct a region to represent the bounced material */
5813 plist.add (Properties::start, 0);
5814 plist.add (Properties::length, srcs.front()->length(srcs.front()->timeline_position()));
5815 plist.add (Properties::name, region_name_from_path (srcs.front()->name(), true));
5817 result = RegionFactory::create (srcs, plist);
5823 for (vector<boost::shared_ptr<Source> >::iterator src = srcs.begin(); src != srcs.end(); ++src) {
5824 (*src)->mark_for_remove ();
5825 (*src)->drop_references ();
5829 for (vector<boost::shared_ptr<Source> >::iterator src = srcs.begin(); src != srcs.end(); ++src) {
5830 boost::shared_ptr<AudioFileSource> afs = boost::dynamic_pointer_cast<AudioFileSource>(*src);
5833 afs->done_with_peakfile_writes ();
5837 _bounce_processing_active = false;
5839 if (need_block_size_reset) {
5840 _engine.main_thread()->drop_buffers ();
5841 track.set_block_size (get_block_size());
5844 unblock_processing ();
5851 Session::gain_automation_buffer() const
5853 return ProcessThread::gain_automation_buffer ();
5857 Session::trim_automation_buffer() const
5859 return ProcessThread::trim_automation_buffer ();
5863 Session::send_gain_automation_buffer() const
5865 return ProcessThread::send_gain_automation_buffer ();
5869 Session::pan_automation_buffer() const
5871 return ProcessThread::pan_automation_buffer ();
5875 Session::get_silent_buffers (ChanCount count)
5877 return ProcessThread::get_silent_buffers (count);
5881 Session::get_scratch_buffers (ChanCount count, bool silence)
5883 return ProcessThread::get_scratch_buffers (count, silence);
5887 Session::get_noinplace_buffers (ChanCount count)
5889 return ProcessThread::get_noinplace_buffers (count);
5893 Session::get_route_buffers (ChanCount count, bool silence)
5895 return ProcessThread::get_route_buffers (count, silence);
5900 Session::get_mix_buffers (ChanCount count)
5902 return ProcessThread::get_mix_buffers (count);
5906 Session::ntracks () const
5909 boost::shared_ptr<RouteList> r = routes.reader ();
5911 for (RouteList::const_iterator i = r->begin(); i != r->end(); ++i) {
5912 if (boost::dynamic_pointer_cast<Track> (*i)) {
5921 Session::nbusses () const
5924 boost::shared_ptr<RouteList> r = routes.reader ();
5926 for (RouteList::const_iterator i = r->begin(); i != r->end(); ++i) {
5927 if (boost::dynamic_pointer_cast<Track>(*i) == 0) {
5936 Session::add_automation_list(AutomationList *al)
5938 automation_lists[al->id()] = al;
5941 /** @return true if there is at least one record-enabled track, otherwise false */
5943 Session::have_rec_enabled_track () const
5945 return g_atomic_int_get (const_cast<gint*>(&_have_rec_enabled_track)) == 1;
5949 Session::have_rec_disabled_track () const
5951 return g_atomic_int_get (const_cast<gint*>(&_have_rec_disabled_track)) == 1;
5954 /** Update the state of our rec-enabled tracks flag */
5956 Session::update_route_record_state ()
5958 boost::shared_ptr<RouteList> rl = routes.reader ();
5959 RouteList::iterator i = rl->begin();
5960 while (i != rl->end ()) {
5962 boost::shared_ptr<Track> tr = boost::dynamic_pointer_cast<Track> (*i);
5963 if (tr && tr->record_enabled ()) {
5970 int const old = g_atomic_int_get (&_have_rec_enabled_track);
5972 g_atomic_int_set (&_have_rec_enabled_track, i != rl->end () ? 1 : 0);
5974 if (g_atomic_int_get (&_have_rec_enabled_track) != old) {
5975 RecordStateChanged (); /* EMIT SIGNAL */
5978 for (i = rl->begin(); i != rl->end (); ++i) {
5979 boost::shared_ptr<Track> tr = boost::dynamic_pointer_cast<Track> (*i);
5980 if (tr && !tr->record_enabled ()) {
5985 g_atomic_int_set (&_have_rec_disabled_track, i != rl->end () ? 1 : 0);
5987 bool record_arm_state_changed = (old != g_atomic_int_get (&_have_rec_enabled_track) );
5989 if (record_status() == Recording && record_arm_state_changed ) {
5990 RecordArmStateChanged ();
5996 Session::listen_position_changed ()
5998 boost::shared_ptr<RouteList> r = routes.reader ();
6000 for (RouteList::iterator i = r->begin(); i != r->end(); ++i) {
6001 (*i)->listen_position_changed ();
6006 Session::solo_control_mode_changed ()
6008 /* cancel all solo or all listen when solo control mode changes */
6011 set_solo (get_routes(), false);
6012 } else if (listening()) {
6013 set_listen (get_routes(), false);
6017 /** Called when a property of one of our route groups changes */
6019 Session::route_group_property_changed (RouteGroup* rg)
6021 RouteGroupPropertyChanged (rg); /* EMIT SIGNAL */
6024 /** Called when a route is added to one of our route groups */
6026 Session::route_added_to_route_group (RouteGroup* rg, boost::weak_ptr<Route> r)
6028 RouteAddedToRouteGroup (rg, r);
6031 /** Called when a route is removed from one of our route groups */
6033 Session::route_removed_from_route_group (RouteGroup* rg, boost::weak_ptr<Route> r)
6035 update_route_record_state ();
6036 RouteRemovedFromRouteGroup (rg, r); /* EMIT SIGNAL */
6039 boost::shared_ptr<RouteList>
6040 Session::get_tracks () const
6042 boost::shared_ptr<RouteList> rl = routes.reader ();
6043 boost::shared_ptr<RouteList> tl (new RouteList);
6045 for (RouteList::const_iterator r = rl->begin(); r != rl->end(); ++r) {
6046 if (boost::dynamic_pointer_cast<Track> (*r)) {
6047 if (!(*r)->is_auditioner()) {
6055 boost::shared_ptr<RouteList>
6056 Session::get_routes_with_regions_at (framepos_t const p) const
6058 boost::shared_ptr<RouteList> r = routes.reader ();
6059 boost::shared_ptr<RouteList> rl (new RouteList);
6061 for (RouteList::iterator i = r->begin(); i != r->end(); ++i) {
6062 boost::shared_ptr<Track> tr = boost::dynamic_pointer_cast<Track> (*i);
6067 boost::shared_ptr<Playlist> pl = tr->playlist ();
6072 if (pl->has_region_at (p)) {
6081 Session::goto_end ()
6083 if (_session_range_location) {
6084 request_locate (_session_range_location->end(), false);
6086 request_locate (0, false);
6091 Session::goto_start ()
6093 if (_session_range_location) {
6094 request_locate (_session_range_location->start(), false);
6096 request_locate (0, false);
6101 Session::current_start_frame () const
6103 return _session_range_location ? _session_range_location->start() : 0;
6107 Session::current_end_frame () const
6109 return _session_range_location ? _session_range_location->end() : 0;
6113 Session::set_session_range_location (framepos_t start, framepos_t end)
6115 _session_range_location = new Location (*this, start, end, _("session"), Location::IsSessionRange);
6116 _locations->add (_session_range_location);
6120 Session::step_edit_status_change (bool yn)
6126 send = (_step_editors == 0);
6131 send = (_step_editors == 1);
6134 if (_step_editors > 0) {
6140 StepEditStatusChange (val);
6146 Session::start_time_changed (framepos_t old)
6148 /* Update the auto loop range to match the session range
6149 (unless the auto loop range has been changed by the user)
6152 Location* s = _locations->session_range_location ();
6157 Location* l = _locations->auto_loop_location ();
6159 if (l && l->start() == old) {
6160 l->set_start (s->start(), true);
6165 Session::end_time_changed (framepos_t old)
6167 /* Update the auto loop range to match the session range
6168 (unless the auto loop range has been changed by the user)
6171 Location* s = _locations->session_range_location ();
6176 Location* l = _locations->auto_loop_location ();
6178 if (l && l->end() == old) {
6179 l->set_end (s->end(), true);
6183 std::vector<std::string>
6184 Session::source_search_path (DataType type) const
6188 if (session_dirs.size() == 1) {
6190 case DataType::AUDIO:
6191 sp.push_back (_session_dir->sound_path());
6193 case DataType::MIDI:
6194 sp.push_back (_session_dir->midi_path());
6198 for (vector<space_and_path>::const_iterator i = session_dirs.begin(); i != session_dirs.end(); ++i) {
6199 SessionDirectory sdir (i->path);
6201 case DataType::AUDIO:
6202 sp.push_back (sdir.sound_path());
6204 case DataType::MIDI:
6205 sp.push_back (sdir.midi_path());
6211 if (type == DataType::AUDIO) {
6212 const string sound_path_2X = _session_dir->sound_path_2X();
6213 if (Glib::file_test (sound_path_2X, Glib::FILE_TEST_EXISTS|Glib::FILE_TEST_IS_DIR)) {
6214 if (find (sp.begin(), sp.end(), sound_path_2X) == sp.end()) {
6215 sp.push_back (sound_path_2X);
6220 // now check the explicit (possibly user-specified) search path
6223 case DataType::AUDIO:
6224 sp += Searchpath(config.get_audio_search_path ());
6226 case DataType::MIDI:
6227 sp += Searchpath(config.get_midi_search_path ());
6235 Session::ensure_search_path_includes (const string& path, DataType type)
6244 case DataType::AUDIO:
6245 sp += Searchpath(config.get_audio_search_path ());
6247 case DataType::MIDI:
6248 sp += Searchpath (config.get_midi_search_path ());
6252 for (vector<std::string>::iterator i = sp.begin(); i != sp.end(); ++i) {
6253 /* No need to add this new directory if it has the same inode as
6254 an existing one; checking inode rather than name prevents duplicated
6255 directories when we are using symlinks.
6257 On Windows, I think we could just do if (*i == path) here.
6259 if (PBD::equivalent_paths (*i, path)) {
6267 case DataType::AUDIO:
6268 config.set_audio_search_path (sp.to_string());
6270 case DataType::MIDI:
6271 config.set_midi_search_path (sp.to_string());
6277 Session::remove_dir_from_search_path (const string& dir, DataType type)
6282 case DataType::AUDIO:
6283 sp = Searchpath(config.get_audio_search_path ());
6285 case DataType::MIDI:
6286 sp = Searchpath (config.get_midi_search_path ());
6293 case DataType::AUDIO:
6294 config.set_audio_search_path (sp.to_string());
6296 case DataType::MIDI:
6297 config.set_midi_search_path (sp.to_string());
6303 boost::shared_ptr<Speakers>
6304 Session::get_speakers()
6310 Session::unknown_processors () const
6314 boost::shared_ptr<RouteList> r = routes.reader ();
6315 for (RouteList::iterator i = r->begin(); i != r->end(); ++i) {
6316 list<string> t = (*i)->unknown_processors ();
6317 copy (t.begin(), t.end(), back_inserter (p));
6327 Session::update_latency (bool playback)
6329 DEBUG_TRACE (DEBUG::Latency, string_compose ("JACK latency callback: %1\n", (playback ? "PLAYBACK" : "CAPTURE")));
6331 if ((_state_of_the_state & (InitialConnecting|Deletion)) || _adding_routes_in_progress) {
6335 boost::shared_ptr<RouteList> r = routes.reader ();
6336 framecnt_t max_latency = 0;
6339 /* reverse the list so that we work backwards from the last route to run to the first */
6340 RouteList* rl = routes.reader().get();
6341 r.reset (new RouteList (*rl));
6342 reverse (r->begin(), r->end());
6345 /* compute actual latency values for the given direction and store them all in per-port
6346 structures. this will also publish the same values (to JACK) so that computation of latency
6347 for routes can consistently use public latency values.
6350 for (RouteList::iterator i = r->begin(); i != r->end(); ++i) {
6351 max_latency = max (max_latency, (*i)->set_private_port_latencies (playback));
6354 /* because we latency compensate playback, our published playback latencies should
6355 be the same for all output ports - all material played back by ardour has
6356 the same latency, whether its caused by plugins or by latency compensation. since
6357 these may differ from the values computed above, reset all playback port latencies
6361 DEBUG_TRACE (DEBUG::Latency, string_compose ("Set public port latencies to %1\n", max_latency));
6363 for (RouteList::iterator i = r->begin(); i != r->end(); ++i) {
6364 (*i)->set_public_port_latencies (max_latency, playback);
6369 post_playback_latency ();
6373 post_capture_latency ();
6376 DEBUG_TRACE (DEBUG::Latency, "JACK latency callback: DONE\n");
6380 Session::post_playback_latency ()
6382 set_worst_playback_latency ();
6384 boost::shared_ptr<RouteList> r = routes.reader ();
6386 for (RouteList::iterator i = r->begin(); i != r->end(); ++i) {
6387 if (!(*i)->is_auditioner() && ((*i)->active())) {
6388 _worst_track_latency = max (_worst_track_latency, (*i)->update_signal_latency ());
6392 for (RouteList::iterator i = r->begin(); i != r->end(); ++i) {
6393 (*i)->set_latency_compensation (_worst_track_latency);
6398 Session::post_capture_latency ()
6400 set_worst_capture_latency ();
6402 /* reflect any changes in capture latencies into capture offsets
6405 boost::shared_ptr<RouteList> rl = routes.reader();
6406 for (RouteList::iterator i = rl->begin(); i != rl->end(); ++i) {
6407 boost::shared_ptr<Track> tr = boost::dynamic_pointer_cast<Track> (*i);
6409 tr->set_capture_offset ();
6415 Session::initialize_latencies ()
6418 Glib::Threads::Mutex::Lock lm (_engine.process_lock());
6419 update_latency (false);
6420 update_latency (true);
6423 set_worst_io_latencies ();
6427 Session::set_worst_io_latencies ()
6429 set_worst_playback_latency ();
6430 set_worst_capture_latency ();
6434 Session::set_worst_playback_latency ()
6436 if (_state_of_the_state & (InitialConnecting|Deletion)) {
6440 _worst_output_latency = 0;
6442 if (!_engine.connected()) {
6446 boost::shared_ptr<RouteList> r = routes.reader ();
6448 for (RouteList::iterator i = r->begin(); i != r->end(); ++i) {
6449 _worst_output_latency = max (_worst_output_latency, (*i)->output()->latency());
6452 DEBUG_TRACE (DEBUG::Latency, string_compose ("Worst output latency: %1\n", _worst_output_latency));
6456 Session::set_worst_capture_latency ()
6458 if (_state_of_the_state & (InitialConnecting|Deletion)) {
6462 _worst_input_latency = 0;
6464 if (!_engine.connected()) {
6468 boost::shared_ptr<RouteList> r = routes.reader ();
6470 for (RouteList::iterator i = r->begin(); i != r->end(); ++i) {
6471 _worst_input_latency = max (_worst_input_latency, (*i)->input()->latency());
6474 DEBUG_TRACE (DEBUG::Latency, string_compose ("Worst input latency: %1\n", _worst_input_latency));
6478 Session::update_latency_compensation (bool force_whole_graph)
6480 bool some_track_latency_changed = false;
6482 if (_state_of_the_state & (InitialConnecting|Deletion)) {
6486 DEBUG_TRACE(DEBUG::Latency, "---------------------------- update latency compensation\n\n");
6488 _worst_track_latency = 0;
6490 boost::shared_ptr<RouteList> r = routes.reader ();
6492 for (RouteList::iterator i = r->begin(); i != r->end(); ++i) {
6493 if (!(*i)->is_auditioner() && ((*i)->active())) {
6495 if ((*i)->signal_latency () != (tl = (*i)->update_signal_latency ())) {
6496 some_track_latency_changed = true;
6498 _worst_track_latency = max (tl, _worst_track_latency);
6502 DEBUG_TRACE (DEBUG::Latency, string_compose ("worst signal processing latency: %1 (changed ? %2)\n", _worst_track_latency,
6503 (some_track_latency_changed ? "yes" : "no")));
6505 DEBUG_TRACE(DEBUG::Latency, "---------------------------- DONE update latency compensation\n\n");
6507 if (some_track_latency_changed || force_whole_graph) {
6508 _engine.update_latencies ();
6512 for (RouteList::iterator i = r->begin(); i != r->end(); ++i) {
6513 boost::shared_ptr<Track> tr = boost::dynamic_pointer_cast<Track> (*i);
6517 tr->set_capture_offset ();
6522 Session::session_name_is_legal (const string& path)
6524 char illegal_chars[] = { '/', '\\', ':', ';', '\0' };
6526 for (int i = 0; illegal_chars[i]; ++i) {
6527 if (path.find (illegal_chars[i]) != string::npos) {
6528 return illegal_chars[i];
6536 Session::next_control_id () const
6540 /* the monitor bus remote ID is in a different
6541 * "namespace" than regular routes. its existence doesn't
6542 * affect normal (low) numbered routes.
6549 /* the same about masterbus in Waves Tracks */
6551 if (Profile->get_trx() && _master_out) {
6555 return nroutes() - subtract;
6559 Session::notify_remote_id_change ()
6561 if (deletion_in_progress()) {
6565 switch (Config->get_remote_model()) {
6567 Route::RemoteControlIDChange (); /* EMIT SIGNAL */
6573 #ifdef USE_TRACKS_CODE_FEATURES
6574 /* Waves Tracks: for Waves Tracks session it's required to reconnect their IOs
6575 * if track order has been changed by user
6577 reconnect_existing_routes(true, true);
6583 Session::sync_order_keys ()
6585 if (deletion_in_progress()) {
6589 /* tell everyone that something has happened to the sort keys
6590 and let them sync up with the change(s)
6591 this will give objects that manage the sort order keys the
6592 opportunity to keep them in sync if they wish to.
6595 DEBUG_TRACE (DEBUG::OrderKeys, "Sync Order Keys.\n");
6597 reassign_track_numbers();
6599 Route::SyncOrderKeys (); /* EMIT SIGNAL */
6601 DEBUG_TRACE (DEBUG::OrderKeys, "\tsync done\n");
6605 Session::operation_in_progress (GQuark op) const
6607 return (find (_current_trans_quarks.begin(), _current_trans_quarks.end(), op) != _current_trans_quarks.end());
6610 boost::shared_ptr<Port>
6611 Session::ltc_input_port () const
6613 return _ltc_input->nth (0);
6616 boost::shared_ptr<Port>
6617 Session::ltc_output_port () const
6619 return _ltc_output->nth (0);
6623 Session::reconnect_ltc_input ()
6627 string src = Config->get_ltc_source_port();
6629 _ltc_input->disconnect (this);
6631 if (src != _("None") && !src.empty()) {
6632 _ltc_input->nth (0)->connect (src);
6635 if ( ARDOUR::Profile->get_trx () ) {
6636 // Tracks need this signal to update timecode_source_dropdown
6637 MtcOrLtcInputPortChanged (); //emit signal
6643 Session::reconnect_ltc_output ()
6647 string src = Config->get_ltc_output_port();
6649 _ltc_output->disconnect (this);
6651 if (src != _("None") && !src.empty()) {
6652 _ltc_output->nth (0)->connect (src);
6658 Session::set_range_selection (framepos_t start, framepos_t end)
6660 _range_selection = Evoral::Range<framepos_t> (start, end);
6661 #ifdef USE_TRACKS_CODE_FEATURES
6662 follow_playhead_priority ();
6667 Session::set_object_selection (framepos_t start, framepos_t end)
6669 _object_selection = Evoral::Range<framepos_t> (start, end);
6670 #ifdef USE_TRACKS_CODE_FEATURES
6671 follow_playhead_priority ();
6676 Session::clear_range_selection ()
6678 _range_selection = Evoral::Range<framepos_t> (-1,-1);
6679 #ifdef USE_TRACKS_CODE_FEATURES
6680 follow_playhead_priority ();
6685 Session::clear_object_selection ()
6687 _object_selection = Evoral::Range<framepos_t> (-1,-1);
6688 #ifdef USE_TRACKS_CODE_FEATURES
6689 follow_playhead_priority ();
6694 Session::auto_connect_route (boost::shared_ptr<Route> route, bool connect_inputs,
6695 const ChanCount& input_start,
6696 const ChanCount& output_start,
6697 const ChanCount& input_offset,
6698 const ChanCount& output_offset)
6700 Glib::Threads::Mutex::Lock lx (_auto_connect_queue_lock);
6701 _auto_connect_queue.push (AutoConnectRequest (route, connect_inputs,
6702 input_start, output_start,
6703 input_offset, output_offset));
6705 if (pthread_mutex_trylock (&_auto_connect_mutex) == 0) {
6706 pthread_cond_signal (&_auto_connect_cond);
6707 pthread_mutex_unlock (&_auto_connect_mutex);
6712 Session::auto_connect (const AutoConnectRequest& ar)
6714 boost::shared_ptr<Route> route = ar.route.lock();
6716 if (!route) { return; }
6718 if (!IO::connecting_legal) {
6722 //why would we need the process lock ??
6723 //Glib::Threads::Mutex::Lock lm (AudioEngine::instance()->process_lock ());
6725 /* If both inputs and outputs are auto-connected to physical ports,
6726 * use the max of input and output offsets to ensure auto-connected
6727 * port numbers always match up (e.g. the first audio input and the
6728 * first audio output of the route will have the same physical
6729 * port number). Otherwise just use the lowest input or output
6733 const bool in_out_physical =
6734 (Config->get_input_auto_connect() & AutoConnectPhysical)
6735 && (Config->get_output_auto_connect() & AutoConnectPhysical)
6736 && ar.connect_inputs;
6738 const ChanCount in_offset = in_out_physical
6739 ? ChanCount::max(ar.input_offset, ar.output_offset)
6742 const ChanCount out_offset = in_out_physical
6743 ? ChanCount::max(ar.input_offset, ar.output_offset)
6746 for (DataType::iterator t = DataType::begin(); t != DataType::end(); ++t) {
6747 vector<string> physinputs;
6748 vector<string> physoutputs;
6750 _engine.get_physical_outputs (*t, physoutputs);
6751 _engine.get_physical_inputs (*t, physinputs);
6753 if (!physinputs.empty() && ar.connect_inputs) {
6754 uint32_t nphysical_in = physinputs.size();
6756 for (uint32_t i = ar.input_start.get(*t); i < route->n_inputs().get(*t) && i < nphysical_in; ++i) {
6759 if (Config->get_input_auto_connect() & AutoConnectPhysical) {
6760 port = physinputs[(in_offset.get(*t) + i) % nphysical_in];
6763 if (!port.empty() && route->input()->connect (route->input()->ports().port(*t, i), port, this)) {
6769 if (!physoutputs.empty()) {
6770 uint32_t nphysical_out = physoutputs.size();
6771 for (uint32_t i = ar.output_start.get(*t); i < route->n_outputs().get(*t); ++i) {
6775 * do not create new connections if we reached the limit of physical outputs
6778 if (!(Config->get_output_auto_connect() & AutoConnectMaster) &&
6779 ARDOUR::Profile->get_trx () &&
6780 ar.output_offset.get(*t) == nphysical_out ) {
6784 if ((*t) == DataType::MIDI && (Config->get_output_auto_connect() & AutoConnectPhysical)) {
6785 port = physoutputs[(out_offset.get(*t) + i) % nphysical_out];
6786 } else if ((*t) == DataType::AUDIO && (Config->get_output_auto_connect() & AutoConnectMaster)) {
6787 /* master bus is audio only */
6788 if (_master_out && _master_out->n_inputs().get(*t) > 0) {
6789 port = _master_out->input()->ports().port(*t,
6790 i % _master_out->input()->n_ports().get(*t))->name();
6794 if (!port.empty() && route->output()->connect (route->output()->ports().port(*t, i), port, this)) {
6803 Session::auto_connect_thread_start ()
6805 if (_ac_thread_active) {
6809 while (!_auto_connect_queue.empty ()) {
6810 _auto_connect_queue.pop ();
6813 _ac_thread_active = true;
6814 if (pthread_create (&_auto_connect_thread, NULL, auto_connect_thread, this)) {
6815 _ac_thread_active = false;
6820 Session::auto_connect_thread_terminate ()
6822 if (!_ac_thread_active) {
6825 _ac_thread_active = false;
6828 Glib::Threads::Mutex::Lock lx (_auto_connect_queue_lock);
6829 while (!_auto_connect_queue.empty ()) {
6830 _auto_connect_queue.pop ();
6834 if (pthread_mutex_lock (&_auto_connect_mutex) == 0) {
6835 pthread_cond_signal (&_auto_connect_cond);
6836 pthread_mutex_unlock (&_auto_connect_mutex);
6840 pthread_join (_auto_connect_thread, &status);
6844 Session::auto_connect_thread (void *arg)
6846 Session *s = static_cast<Session *>(arg);
6847 s->auto_connect_thread_run ();
6853 Session::auto_connect_thread_run ()
6855 pthread_set_name (X_("autoconnect"));
6856 SessionEvent::create_per_thread_pool (X_("autoconnect"), 256);
6857 PBD::notify_event_loops_about_thread_creation (pthread_self(), X_("autoconnect"), 256);
6858 pthread_mutex_lock (&_auto_connect_mutex);
6859 while (_ac_thread_active) {
6861 while (!_auto_connect_queue.empty ()) {
6862 Glib::Threads::Mutex::Lock lx (_auto_connect_queue_lock);
6863 if (_auto_connect_queue.empty ()) { break; } // re-check with lock
6864 const AutoConnectRequest ar (_auto_connect_queue.front());
6865 _auto_connect_queue.pop ();
6870 pthread_cond_wait (&_auto_connect_cond, &_auto_connect_mutex);
6872 pthread_mutex_unlock (&_auto_connect_mutex);