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/convert.h"
40 #include "pbd/error.h"
41 #include "pbd/file_utils.h"
43 #include "pbd/pthread_utils.h"
44 #include "pbd/search_path.h"
45 #include "pbd/stacktrace.h"
46 #include "pbd/stl_delete.h"
47 #include "pbd/replace_all.h"
48 #include "pbd/unwind.h"
50 #include "ardour/amp.h"
51 #include "ardour/analyser.h"
52 #include "ardour/async_midi_port.h"
53 #include "ardour/audio_buffer.h"
54 #include "ardour/audio_port.h"
55 #include "ardour/audio_track.h"
56 #include "ardour/audioengine.h"
57 #include "ardour/audiofilesource.h"
58 #include "ardour/auditioner.h"
59 #include "ardour/boost_debug.h"
60 #include "ardour/buffer_manager.h"
61 #include "ardour/buffer_set.h"
62 #include "ardour/bundle.h"
63 #include "ardour/butler.h"
64 #include "ardour/click.h"
65 #include "ardour/control_protocol_manager.h"
66 #include "ardour/data_type.h"
67 #include "ardour/debug.h"
68 #include "ardour/disk_reader.h"
69 #include "ardour/directory_names.h"
70 #ifdef USE_TRACKS_CODE_FEATURES
71 #include "ardour/engine_state_controller.h"
73 #include "ardour/filename_extensions.h"
74 #include "ardour/gain_control.h"
75 #include "ardour/graph.h"
76 #include "ardour/luabindings.h"
77 #include "ardour/midiport_manager.h"
78 #include "ardour/scene_changer.h"
79 #include "ardour/midi_patch_manager.h"
80 #include "ardour/midi_track.h"
81 #include "ardour/midi_ui.h"
82 #include "ardour/operations.h"
83 #include "ardour/playlist.h"
84 #include "ardour/playlist_factory.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/revision.h"
94 #include "ardour/route_graph.h"
95 #include "ardour/route_group.h"
96 #include "ardour/send.h"
97 #include "ardour/selection.h"
98 #include "ardour/session.h"
99 #include "ardour/session_directory.h"
100 #include "ardour/session_playlists.h"
101 #include "ardour/slave.h"
102 #include "ardour/smf_source.h"
103 #include "ardour/solo_isolate_control.h"
104 #include "ardour/source_factory.h"
105 #include "ardour/speakers.h"
106 #include "ardour/tempo.h"
107 #include "ardour/ticker.h"
108 #include "ardour/track.h"
109 #include "ardour/types_convert.h"
110 #include "ardour/user_bundle.h"
111 #include "ardour/utils.h"
112 #include "ardour/vca_manager.h"
113 #include "ardour/vca.h"
115 #include "midi++/port.h"
116 #include "midi++/mmc.h"
118 #include "LuaBridge/LuaBridge.h"
120 #include "pbd/i18n.h"
122 #include <glibmm/checksum.h>
131 using namespace ARDOUR;
134 bool Session::_disable_all_loaded_plugins = false;
135 bool Session::_bypass_all_loaded_plugins = false;
136 guint Session::_name_id_counter = 0;
138 PBD::Signal1<int,uint32_t> Session::AudioEngineSetupRequired;
139 PBD::Signal1<void,std::string> Session::Dialog;
140 PBD::Signal0<int> Session::AskAboutPendingState;
141 PBD::Signal2<int, framecnt_t, framecnt_t> Session::AskAboutSampleRateMismatch;
142 PBD::Signal2<void, framecnt_t, framecnt_t> Session::NotifyAboutSampleRateMismatch;
143 PBD::Signal0<void> Session::SendFeedback;
144 PBD::Signal3<int,Session*,std::string,DataType> Session::MissingFile;
146 PBD::Signal1<void, framepos_t> Session::StartTimeChanged;
147 PBD::Signal1<void, framepos_t> Session::EndTimeChanged;
148 PBD::Signal2<void,std::string, std::string> Session::Exported;
149 PBD::Signal1<int,boost::shared_ptr<Playlist> > Session::AskAboutPlaylistDeletion;
150 PBD::Signal0<void> Session::Quit;
151 PBD::Signal0<void> Session::FeedbackDetected;
152 PBD::Signal0<void> Session::SuccessfulGraphSort;
153 PBD::Signal2<void,std::string,std::string> Session::VersionMismatch;
155 const framecnt_t Session::bounce_chunk_size = 8192;
156 static void clean_up_session_event (SessionEvent* ev) { delete ev; }
157 const SessionEvent::RTeventCallback Session::rt_cleanup (clean_up_session_event);
159 // seconds should be added after the region exceeds end marker
160 #ifdef USE_TRACKS_CODE_FEATURES
161 const uint32_t Session::session_end_shift = 5;
163 const uint32_t Session::session_end_shift = 0;
166 /** @param snapshot_name Snapshot name, without .ardour suffix */
167 Session::Session (AudioEngine &eng,
168 const string& fullpath,
169 const string& snapshot_name,
170 BusProfile* bus_profile,
172 : playlists (new SessionPlaylists)
174 , process_function (&Session::process_with_events)
175 , _bounce_processing_active (false)
176 , waiting_for_sync_offset (false)
177 , _base_frame_rate (0)
178 , _nominal_frame_rate (0)
179 , _current_frame_rate (0)
180 , transport_sub_state (0)
181 , _record_status (Disabled)
182 , _transport_frame (0)
183 , _session_range_location (0)
184 , _session_range_end_is_free (true)
187 , _transport_speed (0)
188 , _default_transport_speed (1.0)
189 , _last_transport_speed (0)
190 , _signalled_varispeed (0)
191 , _target_transport_speed (0.0)
192 , auto_play_legal (false)
193 , _last_slave_transport_frame (0)
194 , maximum_output_latency (0)
195 , _requested_return_frame (-1)
196 , current_block_size (0)
197 , _worst_output_latency (0)
198 , _worst_input_latency (0)
199 , _worst_track_latency (0)
200 , _have_captured (false)
201 , _non_soloed_outs_muted (false)
204 , _solo_isolated_cnt (0)
206 , _was_seamless (Config->get_seamless_loop ())
207 , _under_nsm_control (false)
209 , delta_accumulator_cnt (0)
210 , average_slave_delta (1800) // !!! why 1800 ???
212 , have_first_delta_accumulator (false)
213 , _slave_state (Stopped)
214 , _mtc_active (false)
215 , _ltc_active (false)
216 , post_export_sync (false)
217 , post_export_position (0)
219 , _export_rolling (false)
220 , _realtime_export (false)
221 , _region_export (false)
222 , _export_preroll (0)
223 , _export_latency (0)
224 , _pre_export_mmc_enabled (false)
225 , _name (snapshot_name)
227 , _send_qf_mtc (false)
228 , _pframes_since_last_mtc (0)
230 , loop_changing (false)
232 , _session_dir (new SessionDirectory (fullpath))
233 , _current_snapshot_name (snapshot_name)
235 , state_was_pending (false)
236 , _state_of_the_state (StateOfTheState(CannotSave|InitialConnecting|Loading))
238 , _save_queued (false)
239 , _last_roll_location (0)
240 , _last_roll_or_reversal_location (0)
241 , _last_record_location (0)
242 , pending_locate_roll (false)
243 , pending_locate_frame (0)
244 , pending_locate_flush (false)
245 , pending_abort (false)
246 , pending_auto_loop (false)
247 , _mempool ("Session", 3145728)
248 , lua (lua_newstate (&PBD::ReallocPool::lalloc, &_mempool))
250 , _butler (new Butler (*this))
251 , _post_transport_work (0)
252 , cumulative_rf_motion (0)
254 , _locations (new Locations (*this))
255 , _ignore_skips_updates (false)
256 , _rt_thread_active (false)
257 , _rt_emit_pending (false)
258 , _ac_thread_active (0)
259 , _latency_recompute_pending (0)
261 , outbound_mtc_timecode_frame (0)
262 , next_quarter_frame_to_send (-1)
263 , _samples_per_timecode_frame (0)
264 , _frames_per_hour (0)
265 , _timecode_frames_per_hour (0)
266 , last_timecode_valid (false)
267 , last_timecode_when (0)
268 , _send_timecode_update (false)
280 , ltc_timecode_offset (0)
281 , ltc_timecode_negative_offset (false)
282 , midi_control_ui (0)
284 , _all_route_group (new RouteGroup (*this, "all"))
285 , routes (new RouteList)
286 , _adding_routes_in_progress (false)
287 , _reconnecting_routes_in_progress (false)
288 , _route_deletion_in_progress (false)
289 , destructive_index (0)
290 , _track_number_decimals(1)
291 , default_fade_steepness (0)
292 , default_fade_msecs (0)
293 , _total_free_4k_blocks (0)
294 , _total_free_4k_blocks_uncertain (false)
295 , no_questions_about_missing_files (false)
298 , _bundles (new BundleList)
299 , _bundle_xml_node (0)
302 , _click_rec_only (false)
304 , click_emphasis_data (0)
306 , click_emphasis_length (0)
307 , _clicks_cleared (0)
308 , _count_in_samples (0)
309 , _play_range (false)
310 , _range_selection (-1,-1)
311 , _object_selection (-1,-1)
312 , _preroll_record_punch_pos (-1)
313 , _preroll_record_trim_len (0)
314 , _count_in_once (false)
316 , first_file_data_format_reset (true)
317 , first_file_header_format_reset (true)
318 , have_looped (false)
319 , _have_rec_enabled_track (false)
320 , _have_rec_disabled_track (true)
322 , _suspend_timecode_transmission (0)
323 , _speakers (new Speakers)
324 , _ignore_route_processor_changes (0)
329 , _vca_manager (new VCAManager (*this))
330 , _selection (new CoreSelection (*this))
331 , _global_locate_pending (false)
335 created_with = string_compose ("%1 %2", PROGRAM_NAME, revision);
337 pthread_mutex_init (&_rt_emit_mutex, 0);
338 pthread_cond_init (&_rt_emit_cond, 0);
340 pthread_mutex_init (&_auto_connect_mutex, 0);
341 pthread_cond_init (&_auto_connect_cond, 0);
343 init_name_id_counter (1); // reset for new sessions, start at 1
344 VCA::set_next_vca_number (1); // reset for new sessions, start at 1
346 pre_engine_init (fullpath); // sets _is_new
352 Stateful::loading_state_version = CURRENT_SESSION_FILE_VERSION;
354 #ifdef USE_TRACKS_CODE_FEATURES
355 sr = EngineStateController::instance()->get_current_sample_rate();
357 if (ensure_engine (sr, true)) {
359 throw SessionException (_("Cannot connect to audio/midi engine"));
362 // set samplerate for plugins added early
363 // e.g from templates or MB channelstrip
364 set_block_size (_engine.samples_per_cycle());
365 set_frame_rate (_engine.sample_rate());
367 if (create (mix_template, bus_profile)) {
369 throw SessionException (_("Session initialization failed"));
372 /* if a mix template was provided, then ::create() will
373 * have copied it into the session and we need to load it
374 * so that we have the state ready for ::set_state()
375 * after the engine is started.
377 * Note that we do NOT try to get the sample rate from
378 * the template at this time, though doing so would
379 * be easy if we decided this was an appropriate part
383 if (!mix_template.empty()) {
385 if (load_state (_current_snapshot_name)) {
386 throw SessionException (_("Failed to load template/snapshot state"));
388 } catch (PBD::unknown_enumeration& e) {
389 throw SessionException (_("Failed to parse template/snapshot state"));
391 store_recent_templates (mix_template);
394 /* load default session properties - if any */
399 if (load_state (_current_snapshot_name)) {
400 throw SessionException (_("Failed to load state"));
403 /* try to get sample rate from XML state so that we
404 * can influence the SR if we set up the audio
409 XMLProperty const * prop;
410 XMLNode const * root (state_tree->root());
411 if ((prop = root->property (X_("sample-rate"))) != 0) {
412 sr = atoi (prop->value());
416 if (ensure_engine (sr, false)) {
418 throw SessionException (_("Cannot connect to audio/midi engine"));
422 int err = post_engine_init ();
427 throw SessionException (string_compose (_("Cannot initialize session/engine: %1"), _("Failed to create background threads.")));
431 throw SessionException (string_compose (_("Cannot initialize session/engine: %1"), _("Invalid TempoMap in session-file.")));
434 throw SessionException (string_compose (_("Cannot initialize session/engine: %1"), _("Invalid or corrupt session state.")));
437 throw SessionException (string_compose (_("Cannot initialize session/engine: %1"), _("Port registration failed.")));
440 throw SessionException (string_compose (_("Cannot initialize session/engine: %1"), _("Unexpected exception during session setup, possibly invalid audio/midi engine parameters. Please see stdout/stderr for details")));
445 store_recent_sessions (_name, _path);
447 bool was_dirty = dirty();
449 _state_of_the_state = StateOfTheState (_state_of_the_state & ~Dirty);
451 PresentationInfo::Change.connect_same_thread (*this, boost::bind (&Session::notify_presentation_info_change, this));
453 Config->ParameterChanged.connect_same_thread (*this, boost::bind (&Session::config_changed, this, _1, false));
454 config.ParameterChanged.connect_same_thread (*this, boost::bind (&Session::config_changed, this, _1, true));
457 DirtyChanged (); /* EMIT SIGNAL */
460 StartTimeChanged.connect_same_thread (*this, boost::bind (&Session::start_time_changed, this, _1));
461 EndTimeChanged.connect_same_thread (*this, boost::bind (&Session::end_time_changed, this, _1));
463 emit_thread_start ();
464 auto_connect_thread_start ();
466 /* hook us up to the engine since we are now completely constructed */
468 BootMessage (_("Connect to engine"));
470 _engine.set_session (this);
471 _engine.reset_timebase ();
473 #ifdef USE_TRACKS_CODE_FEATURES
475 EngineStateController::instance()->set_session(this);
478 if ( ARDOUR::Profile->get_trx () ) {
480 /* Waves Tracks: fill session with tracks basing on the amount of inputs.
481 * each available input must have corresponding track when session starts.
484 uint32_t how_many (0);
486 std::vector<std::string> inputs;
487 EngineStateController::instance()->get_physical_audio_inputs(inputs);
489 how_many = inputs.size();
491 list<boost::shared_ptr<AudioTrack> > tracks;
493 // Track names after driver
494 if (Config->get_tracks_auto_naming() == NameAfterDriver) {
495 string track_name = "";
496 for (std::vector<string>::size_type i = 0; i < inputs.size(); ++i) {
498 track_name = inputs[i];
499 replace_all (track_name, "system:capture", "");
501 list<boost::shared_ptr<AudioTrack> > single_track = new_audio_track (1, 1, Normal, 0, 1, track_name);
502 tracks.insert(tracks.begin(), single_track.front());
504 } else { // Default track names
505 tracks = new_audio_track (1, 1, Normal, 0, how_many, string());
508 if (tracks.size() != how_many) {
510 throw failed_constructor ();
516 ensure_subdirs (); // archived or zipped sessions may lack peaks/ analysis/ etc
518 if (!mix_template.empty ()) {
519 /* ::create() unsets _is_new after creating the session.
520 * But for templated sessions, the sample-rate is initially unset
521 * (not read from template), so we need to save it (again).
529 BootMessage (_("Session loading complete"));
541 Session::next_name_id ()
543 return g_atomic_int_add (&_name_id_counter, 1);
547 Session::name_id_counter ()
549 return g_atomic_int_get (&_name_id_counter);
553 Session::init_name_id_counter (guint n)
555 g_atomic_int_set (&_name_id_counter, n);
559 Session::ensure_engine (uint32_t desired_sample_rate, bool isnew)
561 if (_engine.current_backend() == 0) {
562 /* backend is unknown ... */
563 boost::optional<int> r = AudioEngineSetupRequired (desired_sample_rate);
564 if (r.get_value_or (-1) != 0) {
567 } else if (!isnew && _engine.running() && _engine.sample_rate () == desired_sample_rate) {
569 } else if (_engine.setup_required()) {
570 /* backend is known, but setup is needed */
571 boost::optional<int> r = AudioEngineSetupRequired (desired_sample_rate);
572 if (r.get_value_or (-1) != 0) {
575 } else if (!_engine.running()) {
576 if (_engine.start()) {
581 /* at this point the engine should be running */
583 if (!_engine.running()) {
587 return immediately_post_engine ();
592 Session::immediately_post_engine ()
594 /* Do various initializations that should take place directly after we
595 * know that the engine is running, but before we either create a
596 * session or set state for an existing one.
599 if (how_many_dsp_threads () > 1) {
600 /* For now, only create the graph if we are using >1 DSP threads, as
601 it is a bit slower than the old code with 1 thread.
603 _process_graph.reset (new Graph (*this));
606 /* every time we reconnect, recompute worst case output latencies */
608 _engine.Running.connect_same_thread (*this, boost::bind (&Session::initialize_latencies, this));
610 if (synced_to_engine()) {
611 _engine.transport_stop ();
614 if (config.get_jack_time_master()) {
615 _engine.transport_locate (_transport_frame);
619 BootMessage (_("Set up LTC"));
621 BootMessage (_("Set up Click"));
623 BootMessage (_("Set up standard connections"));
627 catch (failed_constructor& err) {
631 /* TODO, connect in different thread. (PortRegisteredOrUnregistered may be in RT context)
633 _engine.PortRegisteredOrUnregistered.connect_same_thread (*this, boost::bind (&Session::setup_bundles, this));
641 vector<void*> debug_pointers;
643 /* if we got to here, leaving pending capture state around
647 remove_pending_capture_state ();
651 _state_of_the_state = StateOfTheState (CannotSave|Deletion);
654 Glib::Threads::Mutex::Lock lm (AudioEngine::instance()->process_lock ());
660 /* disconnect from any and all signals that we are connected to */
662 Port::PortSignalDrop (); /* EMIT SIGNAL */
665 /* shutdown control surface protocols while we still have ports
666 * and the engine to move data to any devices.
669 /* remove I/O objects before unsetting the engine session */
672 _ltc_output.reset ();
674 ControlProtocolManager::instance().drop_protocols ();
676 /* stop auto dis/connecting */
677 auto_connect_thread_terminate ();
679 MIDI::Name::MidiPatchManager::instance().remove_search_path(session_directory().midi_patch_path());
681 _engine.remove_session ();
683 #ifdef USE_TRACKS_CODE_FEATURES
684 EngineStateController::instance()->remove_session();
687 /* deregister all ports - there will be no process or any other
688 * callbacks from the engine any more.
691 Port::PortDrop (); /* EMIT SIGNAL */
693 /* clear history so that no references to objects are held any more */
697 /* clear state tree so that no references to objects are held any more */
703 /* unregister all lua functions, drop held references (if any) */
704 Glib::Threads::Mutex::Lock tm (lua_lock, Glib::Threads::TRY_LOCK);
706 lua.do_command ("Session = nil");
714 lua.collect_garbage ();
717 /* reset dynamic state version back to default */
718 Stateful::loading_state_version = 0;
720 _butler->drop_references ();
724 delete _all_route_group;
726 DEBUG_TRACE (DEBUG::Destruction, "delete route groups\n");
727 for (list<RouteGroup *>::iterator i = _route_groups.begin(); i != _route_groups.end(); ++i) {
731 if (click_data != default_click) {
732 delete [] click_data;
735 if (click_emphasis_data != default_click_emphasis) {
736 delete [] click_emphasis_data;
741 /* need to remove auditioner before monitoring section
742 * otherwise it is re-connected */
743 auditioner->drop_references ();
746 /* drop references to routes held by the monitoring section
747 * specifically _monitor_out aux/listen references */
748 remove_monitor_section();
750 /* clear out any pending dead wood from RCU managed objects */
755 DiskReader::free_working_buffers();
757 /* tell everyone who is still standing that we're about to die */
760 /* tell everyone to drop references and delete objects as we go */
762 DEBUG_TRACE (DEBUG::Destruction, "delete regions\n");
763 RegionFactory::delete_all_regions ();
765 /* Do this early so that VCAs no longer hold references to routes */
767 DEBUG_TRACE (DEBUG::Destruction, "delete vcas\n");
770 DEBUG_TRACE (DEBUG::Destruction, "delete routes\n");
772 /* reset these three references to special routes before we do the usual route delete thing */
774 _master_out.reset ();
775 _monitor_out.reset ();
778 RCUWriter<RouteList> writer (routes);
779 boost::shared_ptr<RouteList> r = writer.get_copy ();
781 for (RouteList::iterator i = r->begin(); i != r->end(); ++i) {
782 DEBUG_TRACE(DEBUG::Destruction, string_compose ("Dropping for route %1 ; pre-ref = %2\n", (*i)->name(), (*i).use_count()));
783 (*i)->drop_references ();
787 /* writer goes out of scope and updates master */
792 DEBUG_TRACE (DEBUG::Destruction, "delete sources\n");
793 Glib::Threads::Mutex::Lock lm (source_lock);
794 for (SourceMap::iterator i = sources.begin(); i != sources.end(); ++i) {
795 DEBUG_TRACE(DEBUG::Destruction, string_compose ("Dropping for source %1 ; pre-ref = %2\n", i->second->name(), i->second.use_count()));
796 i->second->drop_references ();
802 /* not strictly necessary, but doing it here allows the shared_ptr debugging to work */
805 emit_thread_terminate ();
807 pthread_cond_destroy (&_rt_emit_cond);
808 pthread_mutex_destroy (&_rt_emit_mutex);
810 pthread_cond_destroy (&_auto_connect_cond);
811 pthread_mutex_destroy (&_auto_connect_mutex);
813 delete _scene_changer; _scene_changer = 0;
814 delete midi_control_ui; midi_control_ui = 0;
816 delete _mmc; _mmc = 0;
817 delete _midi_ports; _midi_ports = 0;
818 delete _locations; _locations = 0;
823 /* clear event queue, the session is gone, nobody is interested in
824 * those anymore, but they do leak memory if not removed
826 while (!immediate_events.empty ()) {
827 Glib::Threads::Mutex::Lock lm (AudioEngine::instance()->process_lock ());
828 SessionEvent *ev = immediate_events.front ();
829 DEBUG_TRACE (DEBUG::SessionEvents, string_compose ("Drop event: %1\n", enum_2_string (ev->type)));
830 immediate_events.pop_front ();
834 case SessionEvent::AutoLoop:
835 case SessionEvent::AutoLoopDeclick:
836 case SessionEvent::Skip:
837 case SessionEvent::PunchIn:
838 case SessionEvent::PunchOut:
839 case SessionEvent::RecordStart:
840 case SessionEvent::StopOnce:
841 case SessionEvent::RangeStop:
842 case SessionEvent::RangeLocate:
846 case SessionEvent::RealTimeOperation:
853 del = del && !_remove_event (ev);
861 /* unregister all dropped ports, process pending port deletion. */
862 // this may call ARDOUR::Port::drop ... jack_port_unregister ()
863 // jack1 cannot cope with removing ports while processing
864 Glib::Threads::Mutex::Lock lm (AudioEngine::instance()->process_lock ());
865 AudioEngine::instance()->clear_pending_port_deletions ();
868 DEBUG_TRACE (DEBUG::Destruction, "delete selection\n");
872 DEBUG_TRACE (DEBUG::Destruction, "Session::destroy() done\n");
874 BOOST_SHOW_POINTERS ();
878 Session::setup_ltc ()
882 _ltc_input.reset (new IO (*this, X_("LTC In"), IO::Input));
883 _ltc_output.reset (new IO (*this, X_("LTC Out"), IO::Output));
885 if (state_tree && (child = find_named_node (*state_tree->root(), X_("LTC In"))) != 0) {
886 _ltc_input->set_state (*(child->children().front()), Stateful::loading_state_version);
889 Glib::Threads::Mutex::Lock lm (AudioEngine::instance()->process_lock ());
890 _ltc_input->ensure_io (ChanCount (DataType::AUDIO, 1), true, this);
891 // TODO use auto-connect thread somehow (needs a route currently)
892 // see note in Session::auto_connect_thread_run() why process lock is needed.
893 reconnect_ltc_input ();
897 if (state_tree && (child = find_named_node (*state_tree->root(), X_("LTC Out"))) != 0) {
898 _ltc_output->set_state (*(child->children().front()), Stateful::loading_state_version);
901 Glib::Threads::Mutex::Lock lm (AudioEngine::instance()->process_lock ());
902 _ltc_output->ensure_io (ChanCount (DataType::AUDIO, 1), true, this);
903 // TODO use auto-connect thread
904 reconnect_ltc_output ();
908 /* fix up names of LTC ports because we don't want the normal
909 * IO style of NAME/TYPE-{in,out}N
912 _ltc_input->nth (0)->set_name (X_("LTC-in"));
913 _ltc_output->nth (0)->set_name (X_("LTC-out"));
917 Session::setup_click ()
921 boost::shared_ptr<AutomationList> gl (new AutomationList (Evoral::Parameter (GainAutomation)));
922 boost::shared_ptr<GainControl> gain_control = boost::shared_ptr<GainControl> (new GainControl (*this, Evoral::Parameter(GainAutomation), gl));
924 _click_io.reset (new ClickIO (*this, X_("Click")));
925 _click_gain.reset (new Amp (*this, _("Fader"), gain_control, true));
926 _click_gain->activate ();
928 setup_click_state (state_tree->root());
930 setup_click_state (0);
935 Session::setup_click_state (const XMLNode* node)
937 const XMLNode* child = 0;
939 if (node && (child = find_named_node (*node, "Click")) != 0) {
941 /* existing state for Click */
944 if (Stateful::loading_state_version < 3000) {
945 c = _click_io->set_state_2X (*child->children().front(), Stateful::loading_state_version, false);
947 const XMLNodeList& children (child->children());
948 XMLNodeList::const_iterator i = children.begin();
949 if ((c = _click_io->set_state (**i, Stateful::loading_state_version)) == 0) {
951 if (i != children.end()) {
952 c = _click_gain->set_state (**i, Stateful::loading_state_version);
958 _clicking = Config->get_clicking ();
962 error << _("could not setup Click I/O") << endmsg;
969 /* default state for Click: dual-mono to first 2 physical outputs */
972 _engine.get_physical_outputs (DataType::AUDIO, outs);
974 for (uint32_t physport = 0; physport < 2; ++physport) {
975 if (outs.size() > physport) {
976 if (_click_io->add_port (outs[physport], this)) {
977 // relax, even though its an error
982 if (_click_io->n_ports () > ChanCount::ZERO) {
983 _clicking = Config->get_clicking ();
989 Session::get_physical_ports (vector<string>& inputs, vector<string>& outputs, DataType type,
990 MidiPortFlags include, MidiPortFlags exclude)
992 _engine.get_physical_inputs (type, inputs, include, exclude);
993 _engine.get_physical_outputs (type, outputs, include, exclude);
997 Session::setup_bundles ()
1001 RCUWriter<BundleList> writer (_bundles);
1002 boost::shared_ptr<BundleList> b = writer.get_copy ();
1003 for (BundleList::iterator i = b->begin(); i != b->end();) {
1004 if (boost::dynamic_pointer_cast<UserBundle>(*i)) {
1012 vector<string> inputs[DataType::num_types];
1013 vector<string> outputs[DataType::num_types];
1015 for (uint32_t i = 0; i < DataType::num_types; ++i) {
1016 get_physical_ports (inputs[i], outputs[i], DataType (DataType::Symbol (i)),
1017 MidiPortFlags (0), /* no specific inclusions */
1018 MidiPortFlags (MidiPortControl|MidiPortVirtual) /* exclude control & virtual ports */
1022 /* Create a set of Bundle objects that map
1023 to the physical I/O currently available. We create both
1024 mono and stereo bundles, so that the common cases of mono
1025 and stereo tracks get bundles to put in their mixer strip
1026 in / out menus. There may be a nicer way of achieving that;
1027 it doesn't really scale that well to higher channel counts
1030 /* mono output bundles */
1032 for (uint32_t np = 0; np < outputs[DataType::AUDIO].size(); ++np) {
1034 std::string pn = _engine.get_pretty_name_by_name (outputs[DataType::AUDIO][np]);
1036 snprintf (buf, sizeof (buf), _("out %s"), pn.c_str());
1038 snprintf (buf, sizeof (buf), _("out %" PRIu32), np+1);
1041 boost::shared_ptr<Bundle> c (new Bundle (buf, true));
1042 c->add_channel (_("mono"), DataType::AUDIO);
1043 c->set_port (0, outputs[DataType::AUDIO][np]);
1045 add_bundle (c, false);
1048 /* stereo output bundles */
1050 for (uint32_t np = 0; np < outputs[DataType::AUDIO].size(); np += 2) {
1051 if (np + 1 < outputs[DataType::AUDIO].size()) {
1053 snprintf (buf, sizeof(buf), _("out %" PRIu32 "+%" PRIu32), np + 1, np + 2);
1054 boost::shared_ptr<Bundle> c (new Bundle (buf, true));
1055 c->add_channel (_("L"), DataType::AUDIO);
1056 c->set_port (0, outputs[DataType::AUDIO][np]);
1057 c->add_channel (_("R"), DataType::AUDIO);
1058 c->set_port (1, outputs[DataType::AUDIO][np + 1]);
1060 add_bundle (c, false);
1064 /* mono input bundles */
1066 for (uint32_t np = 0; np < inputs[DataType::AUDIO].size(); ++np) {
1068 std::string pn = _engine.get_pretty_name_by_name (inputs[DataType::AUDIO][np]);
1070 snprintf (buf, sizeof (buf), _("in %s"), pn.c_str());
1072 snprintf (buf, sizeof (buf), _("in %" PRIu32), np+1);
1075 boost::shared_ptr<Bundle> c (new Bundle (buf, false));
1076 c->add_channel (_("mono"), DataType::AUDIO);
1077 c->set_port (0, inputs[DataType::AUDIO][np]);
1079 add_bundle (c, false);
1082 /* stereo input bundles */
1084 for (uint32_t np = 0; np < inputs[DataType::AUDIO].size(); np += 2) {
1085 if (np + 1 < inputs[DataType::AUDIO].size()) {
1087 snprintf (buf, sizeof(buf), _("in %" PRIu32 "+%" PRIu32), np + 1, np + 2);
1089 boost::shared_ptr<Bundle> c (new Bundle (buf, false));
1090 c->add_channel (_("L"), DataType::AUDIO);
1091 c->set_port (0, inputs[DataType::AUDIO][np]);
1092 c->add_channel (_("R"), DataType::AUDIO);
1093 c->set_port (1, inputs[DataType::AUDIO][np + 1]);
1095 add_bundle (c, false);
1099 /* MIDI input bundles */
1101 for (uint32_t np = 0; np < inputs[DataType::MIDI].size(); ++np) {
1102 string n = inputs[DataType::MIDI][np];
1104 std::string pn = _engine.get_pretty_name_by_name (n);
1108 boost::erase_first (n, X_("alsa_pcm:"));
1110 boost::shared_ptr<Bundle> c (new Bundle (n, false));
1111 c->add_channel ("", DataType::MIDI);
1112 c->set_port (0, inputs[DataType::MIDI][np]);
1113 add_bundle (c, false);
1116 /* MIDI output bundles */
1118 for (uint32_t np = 0; np < outputs[DataType::MIDI].size(); ++np) {
1119 string n = outputs[DataType::MIDI][np];
1120 std::string pn = _engine.get_pretty_name_by_name (n);
1124 boost::erase_first (n, X_("alsa_pcm:"));
1126 boost::shared_ptr<Bundle> c (new Bundle (n, true));
1127 c->add_channel ("", DataType::MIDI);
1128 c->set_port (0, outputs[DataType::MIDI][np]);
1129 add_bundle (c, false);
1132 // we trust the backend to only calls us if there's a change
1133 BundleAddedOrRemoved (); /* EMIT SIGNAL */
1137 Session::auto_connect_master_bus ()
1139 if (!_master_out || !Config->get_auto_connect_standard_busses() || _monitor_out) {
1143 // Waves Tracks: Do not connect master bas for Tracks if AutoConnectMaster option is not set
1144 // In this case it means "Multi Out" output mode
1145 if (ARDOUR::Profile->get_trx() && !(Config->get_output_auto_connect() & AutoConnectMaster) ) {
1149 /* if requested auto-connect the outputs to the first N physical ports.
1152 uint32_t limit = _master_out->n_outputs().n_total();
1153 vector<string> outputs[DataType::num_types];
1155 for (uint32_t i = 0; i < DataType::num_types; ++i) {
1156 _engine.get_physical_outputs (DataType (DataType::Symbol (i)), outputs[i]);
1159 for (uint32_t n = 0; n < limit; ++n) {
1160 boost::shared_ptr<Port> p = _master_out->output()->nth (n);
1162 if (outputs[p->type()].size() > n) {
1163 connect_to = outputs[p->type()][n];
1166 if (!connect_to.empty() && p->connected_to (connect_to) == false) {
1167 if (_master_out->output()->connect (p, connect_to, this)) {
1168 error << string_compose (_("cannot connect master output %1 to %2"), n, connect_to)
1177 Session::remove_monitor_section ()
1179 if (!_monitor_out || Profile->get_trx()) {
1183 /* force reversion to Solo-In-Place */
1184 Config->set_solo_control_is_listen_control (false);
1186 /* if we are auditioning, cancel it ... this is a workaround
1187 to a problem (auditioning does not execute the process graph,
1188 which is needed to remove routes when using >1 core for processing)
1193 /* Hold process lock while doing this so that we don't hear bits and
1194 * pieces of audio as we work on each route.
1197 Glib::Threads::Mutex::Lock lm (AudioEngine::instance()->process_lock ());
1199 /* Connect tracks to monitor section. Note that in an
1200 existing session, the internal sends will already exist, but we want the
1201 routes to notice that they connect to the control out specifically.
1205 boost::shared_ptr<RouteList> r = routes.reader ();
1206 ProcessorChangeBlocker pcb (this, false);
1208 for (RouteList::iterator x = r->begin(); x != r->end(); ++x) {
1210 if ((*x)->is_monitor()) {
1212 } else if ((*x)->is_master()) {
1215 (*x)->remove_aux_or_listen (_monitor_out);
1220 remove_route (_monitor_out);
1221 if (_state_of_the_state & Deletion) {
1225 auto_connect_master_bus ();
1228 auditioner->connect ();
1231 Config->ParameterChanged ("use-monitor-bus");
1235 Session::add_monitor_section ()
1239 if (_monitor_out || !_master_out || Profile->get_trx()) {
1243 boost::shared_ptr<Route> r (new Route (*this, _("Monitor"), PresentationInfo::MonitorOut, DataType::AUDIO));
1249 BOOST_MARK_ROUTE(r);
1252 Glib::Threads::Mutex::Lock lm (AudioEngine::instance()->process_lock ());
1253 r->input()->ensure_io (_master_out->output()->n_ports(), false, this);
1254 r->output()->ensure_io (_master_out->output()->n_ports(), false, this);
1256 error << _("Cannot create monitor section. 'Monitor' Port name is not unique.") << endmsg;
1261 add_routes (rl, false, false, false, 0);
1263 assert (_monitor_out);
1265 /* AUDIO ONLY as of june 29th 2009, because listen semantics for anything else
1266 are undefined, at best.
1269 uint32_t limit = _monitor_out->n_inputs().n_audio();
1273 /* connect the inputs to the master bus outputs. this
1274 * represents a separate data feed from the internal sends from
1275 * each route. as of jan 2011, it allows the monitor section to
1276 * conditionally ignore either the internal sends or the normal
1277 * input feed, but we should really find a better way to do
1281 _master_out->output()->disconnect (this);
1283 for (uint32_t n = 0; n < limit; ++n) {
1284 boost::shared_ptr<AudioPort> p = _monitor_out->input()->ports().nth_audio_port (n);
1285 boost::shared_ptr<AudioPort> o = _master_out->output()->ports().nth_audio_port (n);
1288 string connect_to = o->name();
1289 if (_monitor_out->input()->connect (p, connect_to, this)) {
1290 error << string_compose (_("cannot connect control input %1 to %2"), n, connect_to)
1298 /* if monitor section is not connected, connect it to physical outs
1301 if ((Config->get_auto_connect_standard_busses () || Profile->get_mixbus ()) && !_monitor_out->output()->connected ()) {
1303 if (!Config->get_monitor_bus_preferred_bundle().empty()) {
1305 boost::shared_ptr<Bundle> b = bundle_by_name (Config->get_monitor_bus_preferred_bundle());
1308 _monitor_out->output()->connect_ports_to_bundle (b, true, this);
1310 warning << string_compose (_("The preferred I/O for the monitor bus (%1) cannot be found"),
1311 Config->get_monitor_bus_preferred_bundle())
1317 /* Monitor bus is audio only */
1319 vector<string> outputs[DataType::num_types];
1321 for (uint32_t i = 0; i < DataType::num_types; ++i) {
1322 _engine.get_physical_outputs (DataType (DataType::Symbol (i)), outputs[i]);
1325 uint32_t mod = outputs[DataType::AUDIO].size();
1326 uint32_t limit = _monitor_out->n_outputs().get (DataType::AUDIO);
1330 for (uint32_t n = 0; n < limit; ++n) {
1332 boost::shared_ptr<Port> p = _monitor_out->output()->ports().port(DataType::AUDIO, n);
1334 if (outputs[DataType::AUDIO].size() > (n % mod)) {
1335 connect_to = outputs[DataType::AUDIO][n % mod];
1338 if (!connect_to.empty()) {
1339 if (_monitor_out->output()->connect (p, connect_to, this)) {
1340 error << string_compose (
1341 _("cannot connect control output %1 to %2"),
1352 /* Hold process lock while doing this so that we don't hear bits and
1353 * pieces of audio as we work on each route.
1356 Glib::Threads::Mutex::Lock lm (AudioEngine::instance()->process_lock ());
1358 /* Connect tracks to monitor section. Note that in an
1359 existing session, the internal sends will already exist, but we want the
1360 routes to notice that they connect to the control out specifically.
1364 boost::shared_ptr<RouteList> rls = routes.reader ();
1366 ProcessorChangeBlocker pcb (this, false /* XXX */);
1368 for (RouteList::iterator x = rls->begin(); x != rls->end(); ++x) {
1370 if ((*x)->is_monitor()) {
1372 } else if ((*x)->is_master()) {
1375 (*x)->enable_monitor_send ();
1380 auditioner->connect ();
1382 Config->ParameterChanged ("use-monitor-bus");
1386 Session::reset_monitor_section ()
1388 /* Process lock should be held by the caller.*/
1390 if (!_monitor_out || Profile->get_trx()) {
1394 uint32_t limit = _master_out->n_outputs().n_audio();
1396 /* connect the inputs to the master bus outputs. this
1397 * represents a separate data feed from the internal sends from
1398 * each route. as of jan 2011, it allows the monitor section to
1399 * conditionally ignore either the internal sends or the normal
1400 * input feed, but we should really find a better way to do
1404 _master_out->output()->disconnect (this);
1405 _monitor_out->output()->disconnect (this);
1407 // monitor section follow master bus - except midi
1408 ChanCount mon_chn (_master_out->output()->n_ports());
1409 mon_chn.set_midi (0);
1411 _monitor_out->input()->ensure_io (mon_chn, false, this);
1412 _monitor_out->output()->ensure_io (mon_chn, false, this);
1414 for (uint32_t n = 0; n < limit; ++n) {
1415 boost::shared_ptr<AudioPort> p = _monitor_out->input()->ports().nth_audio_port (n);
1416 boost::shared_ptr<AudioPort> o = _master_out->output()->ports().nth_audio_port (n);
1419 string connect_to = o->name();
1420 if (_monitor_out->input()->connect (p, connect_to, this)) {
1421 error << string_compose (_("cannot connect control input %1 to %2"), n, connect_to)
1428 /* connect monitor section to physical outs
1431 if (Config->get_auto_connect_standard_busses()) {
1433 if (!Config->get_monitor_bus_preferred_bundle().empty()) {
1435 boost::shared_ptr<Bundle> b = bundle_by_name (Config->get_monitor_bus_preferred_bundle());
1438 _monitor_out->output()->connect_ports_to_bundle (b, true, this);
1440 warning << string_compose (_("The preferred I/O for the monitor bus (%1) cannot be found"),
1441 Config->get_monitor_bus_preferred_bundle())
1447 /* Monitor bus is audio only */
1449 vector<string> outputs[DataType::num_types];
1451 for (uint32_t i = 0; i < DataType::num_types; ++i) {
1452 _engine.get_physical_outputs (DataType (DataType::Symbol (i)), outputs[i]);
1455 uint32_t mod = outputs[DataType::AUDIO].size();
1456 uint32_t limit = _monitor_out->n_outputs().get (DataType::AUDIO);
1460 for (uint32_t n = 0; n < limit; ++n) {
1462 boost::shared_ptr<Port> p = _monitor_out->output()->ports().port(DataType::AUDIO, n);
1464 if (outputs[DataType::AUDIO].size() > (n % mod)) {
1465 connect_to = outputs[DataType::AUDIO][n % mod];
1468 if (!connect_to.empty()) {
1469 if (_monitor_out->output()->connect (p, connect_to, this)) {
1470 error << string_compose (
1471 _("cannot connect control output %1 to %2"),
1482 /* Connect tracks to monitor section. Note that in an
1483 existing session, the internal sends will already exist, but we want the
1484 routes to notice that they connect to the control out specifically.
1488 boost::shared_ptr<RouteList> rls = routes.reader ();
1490 ProcessorChangeBlocker pcb (this, false);
1492 for (RouteList::iterator x = rls->begin(); x != rls->end(); ++x) {
1494 if ((*x)->is_monitor()) {
1496 } else if ((*x)->is_master()) {
1499 (*x)->enable_monitor_send ();
1505 Session::add_master_bus (ChanCount const& count)
1507 if (master_out ()) {
1513 boost::shared_ptr<Route> r (new Route (*this, _("Master"), PresentationInfo::MasterOut, DataType::AUDIO));
1518 BOOST_MARK_ROUTE(r);
1521 Glib::Threads::Mutex::Lock lm (AudioEngine::instance()->process_lock ());
1522 r->input()->ensure_io (count, false, this);
1523 r->output()->ensure_io (count, false, this);
1527 add_routes (rl, false, false, false, PresentationInfo::max_order);
1532 Session::hookup_io ()
1534 /* stop graph reordering notifications from
1535 causing resorts, etc.
1538 _state_of_the_state = StateOfTheState (_state_of_the_state | InitialConnecting);
1542 /* we delay creating the auditioner till now because
1543 it makes its own connections to ports.
1547 boost::shared_ptr<Auditioner> a (new Auditioner (*this));
1549 throw failed_constructor ();
1554 catch (failed_constructor& err) {
1555 warning << _("cannot create Auditioner: no auditioning of regions possible") << endmsg;
1559 /* load bundles, which we may have postponed earlier on */
1560 if (_bundle_xml_node) {
1561 load_bundles (*_bundle_xml_node);
1562 delete _bundle_xml_node;
1565 /* Tell all IO objects to connect themselves together */
1567 IO::enable_connecting ();
1569 /* Now tell all "floating" ports to connect to whatever
1570 they should be connected to.
1573 AudioEngine::instance()->reconnect_ports ();
1575 /* Anyone who cares about input state, wake up and do something */
1577 IOConnectionsComplete (); /* EMIT SIGNAL */
1579 _state_of_the_state = StateOfTheState (_state_of_the_state & ~InitialConnecting);
1581 /* now handle the whole enchilada as if it was one
1582 graph reorder event.
1587 /* update the full solo state, which can't be
1588 correctly determined on a per-route basis, but
1589 needs the global overview that only the session
1593 update_route_solo_state ();
1597 Session::track_playlist_changed (boost::weak_ptr<Track> wp)
1599 boost::shared_ptr<Track> track = wp.lock ();
1604 boost::shared_ptr<Playlist> playlist;
1606 if ((playlist = track->playlist()) != 0) {
1607 playlist->RegionAdded.connect_same_thread (*this, boost::bind (&Session::playlist_region_added, this, _1));
1608 playlist->RangesMoved.connect_same_thread (*this, boost::bind (&Session::playlist_ranges_moved, this, _1));
1609 playlist->RegionsExtended.connect_same_thread (*this, boost::bind (&Session::playlist_regions_extended, this, _1));
1614 Session::record_enabling_legal () const
1616 /* this used to be in here, but survey says.... we don't need to restrict it */
1617 // if (record_status() == Recording) {
1621 if (Config->get_all_safe()) {
1628 Session::set_track_monitor_input_status (bool yn)
1630 boost::shared_ptr<RouteList> rl = routes.reader ();
1631 for (RouteList::iterator i = rl->begin(); i != rl->end(); ++i) {
1632 boost::shared_ptr<AudioTrack> tr = boost::dynamic_pointer_cast<AudioTrack> (*i);
1633 if (tr && tr->rec_enable_control()->get_value()) {
1634 //cerr << "switching to input = " << !auto_input << __FILE__ << __LINE__ << endl << endl;
1635 tr->request_input_monitoring (yn);
1641 Session::auto_punch_start_changed (Location* location)
1643 replace_event (SessionEvent::PunchIn, location->start());
1645 if (get_record_enabled() && config.get_punch_in()) {
1646 /* capture start has been changed, so save new pending state */
1647 save_state ("", true);
1652 Session::auto_punch_end_changed (Location* location)
1654 framepos_t when_to_stop = location->end();
1655 // when_to_stop += _worst_output_latency + _worst_input_latency;
1656 replace_event (SessionEvent::PunchOut, when_to_stop);
1660 Session::auto_punch_changed (Location* location)
1662 framepos_t when_to_stop = location->end();
1664 replace_event (SessionEvent::PunchIn, location->start());
1665 //when_to_stop += _worst_output_latency + _worst_input_latency;
1666 replace_event (SessionEvent::PunchOut, when_to_stop);
1669 /** @param loc A loop location.
1670 * @param pos Filled in with the start time of the required fade-out (in session frames).
1671 * @param length Filled in with the length of the required fade-out.
1674 Session::auto_loop_declick_range (Location* loc, framepos_t & pos, framepos_t & length)
1676 pos = max (loc->start(), loc->end() - 64);
1677 length = loc->end() - pos;
1681 Session::auto_loop_changed (Location* location)
1683 replace_event (SessionEvent::AutoLoop, location->end(), location->start());
1686 auto_loop_declick_range (location, dcp, dcl);
1688 if (transport_rolling() && play_loop) {
1690 replace_event (SessionEvent::AutoLoopDeclick, dcp, dcl);
1692 // if (_transport_frame > location->end()) {
1694 if (_transport_frame < location->start() || _transport_frame > location->end()) {
1695 // relocate to beginning of loop
1696 clear_events (SessionEvent::LocateRoll);
1698 request_locate (location->start(), true);
1701 else if (Config->get_seamless_loop() && !loop_changing) {
1703 // schedule a locate-roll to refill the disk readers at the
1704 // previous loop end
1705 loop_changing = true;
1707 if (location->end() > last_loopend) {
1708 clear_events (SessionEvent::LocateRoll);
1709 SessionEvent *ev = new SessionEvent (SessionEvent::LocateRoll, SessionEvent::Add, last_loopend, last_loopend, 0, true);
1715 clear_events (SessionEvent::AutoLoopDeclick);
1716 clear_events (SessionEvent::AutoLoop);
1719 /* possibly move playhead if not rolling; if we are rolling we'll move
1720 to the loop start on stop if that is appropriate.
1725 if (!transport_rolling() && select_playhead_priority_target (pos)) {
1726 if (pos == location->start()) {
1727 request_locate (pos);
1732 last_loopend = location->end();
1737 Session::set_auto_punch_location (Location* location)
1741 if ((existing = _locations->auto_punch_location()) != 0 && existing != location) {
1742 punch_connections.drop_connections();
1743 existing->set_auto_punch (false, this);
1744 remove_event (existing->start(), SessionEvent::PunchIn);
1745 clear_events (SessionEvent::PunchOut);
1746 auto_punch_location_changed (0);
1751 if (location == 0) {
1755 if (location->end() <= location->start()) {
1756 error << _("Session: you can't use that location for auto punch (start <= end)") << endmsg;
1760 punch_connections.drop_connections ();
1762 location->StartChanged.connect_same_thread (punch_connections, boost::bind (&Session::auto_punch_start_changed, this, location));
1763 location->EndChanged.connect_same_thread (punch_connections, boost::bind (&Session::auto_punch_end_changed, this, location));
1764 location->Changed.connect_same_thread (punch_connections, boost::bind (&Session::auto_punch_changed, this, location));
1766 location->set_auto_punch (true, this);
1768 auto_punch_changed (location);
1770 auto_punch_location_changed (location);
1774 Session::set_session_extents (framepos_t start, framepos_t end)
1777 if ((existing = _locations->session_range_location()) == 0) {
1778 //if there is no existing session, we need to make a new session location (should never happen)
1779 existing = new Location (*this, 0, 0, _("session"), Location::IsSessionRange, 0);
1783 error << _("Session: you can't use that location for session start/end)") << endmsg;
1787 existing->set( start, end );
1793 Session::set_auto_loop_location (Location* location)
1797 if ((existing = _locations->auto_loop_location()) != 0 && existing != location) {
1798 loop_connections.drop_connections ();
1799 existing->set_auto_loop (false, this);
1800 remove_event (existing->end(), SessionEvent::AutoLoop);
1803 auto_loop_declick_range (existing, dcp, dcl);
1804 remove_event (dcp, SessionEvent::AutoLoopDeclick);
1805 auto_loop_location_changed (0);
1810 if (location == 0) {
1814 if (location->end() <= location->start()) {
1815 error << _("You cannot use this location for auto-loop because it has zero or negative length") << endmsg;
1819 last_loopend = location->end();
1821 loop_connections.drop_connections ();
1823 location->StartChanged.connect_same_thread (loop_connections, boost::bind (&Session::auto_loop_changed, this, location));
1824 location->EndChanged.connect_same_thread (loop_connections, boost::bind (&Session::auto_loop_changed, this, location));
1825 location->Changed.connect_same_thread (loop_connections, boost::bind (&Session::auto_loop_changed, this, location));
1826 location->FlagsChanged.connect_same_thread (loop_connections, boost::bind (&Session::auto_loop_changed, this, location));
1828 location->set_auto_loop (true, this);
1830 if (Config->get_loop_is_mode() && play_loop && Config->get_seamless_loop()) {
1831 // set all tracks to use internal looping
1832 boost::shared_ptr<RouteList> rl = routes.reader ();
1833 for (RouteList::iterator i = rl->begin(); i != rl->end(); ++i) {
1834 boost::shared_ptr<Track> tr = boost::dynamic_pointer_cast<Track> (*i);
1835 if (tr && !tr->is_private_route()) {
1836 tr->set_loop (location);
1841 /* take care of our stuff first */
1843 auto_loop_changed (location);
1845 /* now tell everyone else */
1847 auto_loop_location_changed (location);
1851 Session::update_marks (Location*)
1857 Session::update_skips (Location* loc, bool consolidate)
1859 if (_ignore_skips_updates) {
1863 Locations::LocationList skips;
1866 PBD::Unwinder<bool> uw (_ignore_skips_updates, true);
1867 consolidate_skips (loc);
1870 sync_locations_to_skips ();
1876 Session::consolidate_skips (Location* loc)
1878 Locations::LocationList all_locations = _locations->list ();
1880 for (Locations::LocationList::iterator l = all_locations.begin(); l != all_locations.end(); ) {
1882 if (!(*l)->is_skip ()) {
1887 /* don't test against self */
1894 switch (Evoral::coverage ((*l)->start(), (*l)->end(), loc->start(), loc->end())) {
1895 case Evoral::OverlapInternal:
1896 case Evoral::OverlapExternal:
1897 case Evoral::OverlapStart:
1898 case Evoral::OverlapEnd:
1899 /* adjust new location to cover existing one */
1900 loc->set_start (min (loc->start(), (*l)->start()));
1901 loc->set_end (max (loc->end(), (*l)->end()));
1902 /* we don't need this one any more */
1903 _locations->remove (*l);
1904 /* the location has been deleted, so remove reference to it in our local list */
1905 l = all_locations.erase (l);
1908 case Evoral::OverlapNone:
1916 Session::sync_locations_to_skips ()
1918 /* This happens asynchronously (in the audioengine thread). After the clear is done, we will call
1919 * Session::_sync_locations_to_skips() from the audioengine thread.
1921 clear_events (SessionEvent::Skip, boost::bind (&Session::_sync_locations_to_skips, this));
1925 Session::_sync_locations_to_skips ()
1927 /* called as a callback after existing Skip events have been cleared from a realtime audioengine thread */
1929 Locations::LocationList const & locs (_locations->list());
1931 for (Locations::LocationList::const_iterator i = locs.begin(); i != locs.end(); ++i) {
1933 Location* location = *i;
1935 if (location->is_skip() && location->is_skipping()) {
1936 SessionEvent* ev = new SessionEvent (SessionEvent::Skip, SessionEvent::Add, location->start(), location->end(), 1.0);
1944 Session::location_added (Location *location)
1946 if (location->is_auto_punch()) {
1947 set_auto_punch_location (location);
1950 if (location->is_auto_loop()) {
1951 set_auto_loop_location (location);
1954 if (location->is_session_range()) {
1955 /* no need for any signal handling or event setting with the session range,
1956 because we keep a direct reference to it and use its start/end directly.
1958 _session_range_location = location;
1961 if (location->is_mark()) {
1962 /* listen for per-location signals that require us to do any * global updates for marks */
1964 location->StartChanged.connect_same_thread (skip_update_connections, boost::bind (&Session::update_marks, this, location));
1965 location->EndChanged.connect_same_thread (skip_update_connections, boost::bind (&Session::update_marks, this, location));
1966 location->Changed.connect_same_thread (skip_update_connections, boost::bind (&Session::update_marks, this, location));
1967 location->FlagsChanged.connect_same_thread (skip_update_connections, boost::bind (&Session::update_marks, this, location));
1968 location->PositionLockStyleChanged.connect_same_thread (skip_update_connections, boost::bind (&Session::update_marks, this, location));
1971 if (location->is_range_marker()) {
1972 /* listen for per-location signals that require us to do any * global updates for marks */
1974 location->StartChanged.connect_same_thread (skip_update_connections, boost::bind (&Session::update_marks, this, location));
1975 location->EndChanged.connect_same_thread (skip_update_connections, boost::bind (&Session::update_marks, this, location));
1976 location->Changed.connect_same_thread (skip_update_connections, boost::bind (&Session::update_marks, this, location));
1977 location->FlagsChanged.connect_same_thread (skip_update_connections, boost::bind (&Session::update_marks, this, location));
1978 location->PositionLockStyleChanged.connect_same_thread (skip_update_connections, boost::bind (&Session::update_marks, this, location));
1981 if (location->is_skip()) {
1982 /* listen for per-location signals that require us to update skip-locate events */
1984 location->StartChanged.connect_same_thread (skip_update_connections, boost::bind (&Session::update_skips, this, location, true));
1985 location->EndChanged.connect_same_thread (skip_update_connections, boost::bind (&Session::update_skips, this, location, true));
1986 location->Changed.connect_same_thread (skip_update_connections, boost::bind (&Session::update_skips, this, location, true));
1987 location->FlagsChanged.connect_same_thread (skip_update_connections, boost::bind (&Session::update_skips, this, location, false));
1988 location->PositionLockStyleChanged.connect_same_thread (skip_update_connections, boost::bind (&Session::update_marks, this, location));
1990 update_skips (location, true);
1997 Session::location_removed (Location *location)
1999 if (location->is_auto_loop()) {
2000 set_auto_loop_location (0);
2001 set_track_loop (false);
2004 if (location->is_auto_punch()) {
2005 set_auto_punch_location (0);
2008 if (location->is_session_range()) {
2009 /* this is never supposed to happen */
2010 error << _("programming error: session range removed!") << endl;
2013 if (location->is_skip()) {
2015 update_skips (location, false);
2022 Session::locations_changed ()
2024 _locations->apply (*this, &Session::_locations_changed);
2028 Session::_locations_changed (const Locations::LocationList& locations)
2030 /* There was some mass-change in the Locations object.
2032 We might be re-adding a location here but it doesn't actually matter
2033 for all the locations that the Session takes an interest in.
2037 PBD::Unwinder<bool> protect_ignore_skip_updates (_ignore_skips_updates, true);
2038 for (Locations::LocationList::const_iterator i = locations.begin(); i != locations.end(); ++i) {
2039 location_added (*i);
2043 update_skips (NULL, false);
2047 Session::enable_record ()
2049 if (_transport_speed != 0.0 && _transport_speed != 1.0) {
2050 /* no recording at anything except normal speed */
2055 RecordState rs = (RecordState) g_atomic_int_get (&_record_status);
2057 if (rs == Recording) {
2061 if (g_atomic_int_compare_and_exchange (&_record_status, rs, Recording)) {
2063 _last_record_location = _transport_frame;
2064 send_immediate_mmc (MIDI::MachineControlCommand (MIDI::MachineControl::cmdRecordStrobe));
2066 if (Config->get_monitoring_model() == HardwareMonitoring && config.get_auto_input()) {
2067 set_track_monitor_input_status (true);
2070 RecordStateChanged ();
2077 Session::set_all_tracks_record_enabled (bool enable )
2079 boost::shared_ptr<RouteList> rl = routes.reader();
2080 set_controls (route_list_to_control_list (rl, &Stripable::rec_enable_control), enable, Controllable::NoGroup);
2084 Session::disable_record (bool rt_context, bool force)
2088 if ((rs = (RecordState) g_atomic_int_get (&_record_status)) != Disabled) {
2090 if (!Config->get_latched_record_enable () || force) {
2091 g_atomic_int_set (&_record_status, Disabled);
2092 send_immediate_mmc (MIDI::MachineControlCommand (MIDI::MachineControl::cmdRecordExit));
2094 if (rs == Recording) {
2095 g_atomic_int_set (&_record_status, Enabled);
2099 if (Config->get_monitoring_model() == HardwareMonitoring && config.get_auto_input()) {
2100 set_track_monitor_input_status (false);
2103 RecordStateChanged (); /* emit signal */
2106 remove_pending_capture_state ();
2108 unset_preroll_record_punch ();
2113 Session::step_back_from_record ()
2115 if (g_atomic_int_compare_and_exchange (&_record_status, Recording, Enabled)) {
2117 if (Config->get_monitoring_model() == HardwareMonitoring && config.get_auto_input()) {
2118 set_track_monitor_input_status (false);
2121 RecordStateChanged (); /* emit signal */
2126 Session::maybe_enable_record (bool rt_context)
2128 if (_step_editors > 0) {
2132 g_atomic_int_set (&_record_status, Enabled);
2134 /* This function is currently called from somewhere other than an RT thread.
2135 * (except maybe lua scripts, which can use rt_context = true)
2136 * This save_state() call therefore doesn't impact anything. Doing it here
2137 * means that we save pending state of which sources the next record will use,
2138 * which gives us some chance of recovering from a crash during the record.
2142 save_state ("", true);
2145 if (_transport_speed) {
2146 if (!config.get_punch_in() && !preroll_record_punch_enabled ()) {
2150 send_immediate_mmc (MIDI::MachineControlCommand (MIDI::MachineControl::cmdRecordPause));
2151 RecordStateChanged (); /* EMIT SIGNAL */
2158 Session::audible_frame (bool* latent_locate) const
2162 frameoffset_t offset = worst_playback_latency (); // - _engine.samples_since_cycle_start ();
2163 offset *= transport_speed ();
2164 if (latent_locate) {
2165 *latent_locate = false;
2168 if (synced_to_engine()) {
2169 /* Note: this is basically just sync-to-JACK */
2170 ret = _engine.transport_frame();
2172 ret = _transport_frame;
2175 if (transport_rolling()) {
2178 /* Check to see if we have passed the first guaranteed
2179 * audible frame past our last start position. if not,
2180 * return that last start point because in terms
2181 * of audible frames, we have not moved yet.
2183 * `Start position' in this context means the time we last
2184 * either started, located, or changed transport direction.
2187 if (_transport_speed > 0.0f) {
2189 if (!play_loop || !have_looped) {
2190 if (ret < _last_roll_or_reversal_location) {
2191 if (latent_locate) {
2192 *latent_locate = true;
2194 return _last_roll_or_reversal_location;
2197 /* the play-position wrapped at the loop-point
2198 * ardour is already playing the beginning of the loop,
2199 * but due to playback latency, the "audible frame"
2200 * is still at the end of the loop.
2202 Location *location = _locations->auto_loop_location();
2203 frameoffset_t lo = location->start() - ret;
2205 ret = location->end () - lo;
2206 if (latent_locate) {
2207 *latent_locate = true;
2212 } else if (_transport_speed < 0.0f) {
2214 /* XXX wot? no backward looping? */
2216 if (ret > _last_roll_or_reversal_location) {
2217 return _last_roll_or_reversal_location;
2222 return std::max ((framepos_t)0, ret);
2227 Session::preroll_samples (framepos_t pos) const
2229 const float pr = Config->get_preroll_seconds();
2230 if (pos >= 0 && pr < 0) {
2231 const Tempo& tempo = _tempo_map->tempo_at_frame (pos);
2232 const Meter& meter = _tempo_map->meter_at_frame (pos);
2233 return meter.frames_per_bar (tempo, frame_rate()) * -pr;
2238 return pr * frame_rate();
2242 Session::set_frame_rate (framecnt_t frames_per_second)
2244 /** \fn void Session::set_frame_size(framecnt_t)
2245 the AudioEngine object that calls this guarantees
2246 that it will not be called while we are also in
2247 ::process(). Its fine to do things that block
2251 if (_base_frame_rate == 0) {
2252 _base_frame_rate = frames_per_second;
2254 else if (_base_frame_rate != frames_per_second && frames_per_second != _nominal_frame_rate) {
2255 NotifyAboutSampleRateMismatch (_base_frame_rate, frames_per_second);
2257 _nominal_frame_rate = frames_per_second;
2262 reset_write_sources (false);
2264 // XXX we need some equivalent to this, somehow
2265 // SndFileSource::setup_standard_crossfades (frames_per_second);
2269 /* XXX need to reset/reinstantiate all LADSPA plugins */
2273 Session::set_block_size (pframes_t nframes)
2275 /* the AudioEngine guarantees
2276 that it will not be called while we are also in
2277 ::process(). It is therefore fine to do things that block
2282 current_block_size = nframes;
2286 boost::shared_ptr<RouteList> r = routes.reader ();
2288 for (RouteList::iterator i = r->begin(); i != r->end(); ++i) {
2289 (*i)->set_block_size (nframes);
2292 boost::shared_ptr<RouteList> rl = routes.reader ();
2293 for (RouteList::iterator i = rl->begin(); i != rl->end(); ++i) {
2294 boost::shared_ptr<Track> tr = boost::dynamic_pointer_cast<Track> (*i);
2296 tr->set_block_size (nframes);
2300 set_worst_io_latencies ();
2306 trace_terminal (boost::shared_ptr<Route> r1, boost::shared_ptr<Route> rbase)
2308 boost::shared_ptr<Route> r2;
2310 if (r1->feeds (rbase) && rbase->feeds (r1)) {
2311 info << string_compose(_("feedback loop setup between %1 and %2"), r1->name(), rbase->name()) << endmsg;
2315 /* make a copy of the existing list of routes that feed r1 */
2317 Route::FedBy existing (r1->fed_by());
2319 /* for each route that feeds r1, recurse, marking it as feeding
2323 for (Route::FedBy::iterator i = existing.begin(); i != existing.end(); ++i) {
2324 if (!(r2 = i->r.lock ())) {
2325 /* (*i) went away, ignore it */
2329 /* r2 is a route that feeds r1 which somehow feeds base. mark
2330 base as being fed by r2
2333 rbase->add_fed_by (r2, i->sends_only);
2337 /* 2nd level feedback loop detection. if r1 feeds or is fed by r2,
2341 if (r1->feeds (r2) && r2->feeds (r1)) {
2345 /* now recurse, so that we can mark base as being fed by
2346 all routes that feed r2
2349 trace_terminal (r2, rbase);
2356 Session::resort_routes ()
2358 /* don't do anything here with signals emitted
2359 by Routes during initial setup or while we
2360 are being destroyed.
2363 if (_state_of_the_state & (InitialConnecting | Deletion)) {
2367 if (_route_deletion_in_progress) {
2372 RCUWriter<RouteList> writer (routes);
2373 boost::shared_ptr<RouteList> r = writer.get_copy ();
2374 resort_routes_using (r);
2375 /* writer goes out of scope and forces update */
2379 if (DEBUG_ENABLED(DEBUG::Graph)) {
2380 boost::shared_ptr<RouteList> rl = routes.reader ();
2381 for (RouteList::iterator i = rl->begin(); i != rl->end(); ++i) {
2382 DEBUG_TRACE (DEBUG::Graph, string_compose ("%1 fed by ...\n", (*i)->name()));
2384 const Route::FedBy& fb ((*i)->fed_by());
2386 for (Route::FedBy::const_iterator f = fb.begin(); f != fb.end(); ++f) {
2387 boost::shared_ptr<Route> sf = f->r.lock();
2389 DEBUG_TRACE (DEBUG::Graph, string_compose ("\t%1 (sends only ? %2)\n", sf->name(), f->sends_only));
2398 /** This is called whenever we need to rebuild the graph of how we will process
2400 * @param r List of routes, in any order.
2404 Session::resort_routes_using (boost::shared_ptr<RouteList> r)
2406 /* We are going to build a directed graph of our routes;
2407 this is where the edges of that graph are put.
2412 /* Go through all routes doing two things:
2414 * 1. Collect the edges of the route graph. Each of these edges
2415 * is a pair of routes, one of which directly feeds the other
2416 * either by a JACK connection or by an internal send.
2418 * 2. Begin the process of making routes aware of which other
2419 * routes directly or indirectly feed them. This information
2420 * is used by the solo code.
2423 for (RouteList::iterator i = r->begin(); i != r->end(); ++i) {
2425 /* Clear out the route's list of direct or indirect feeds */
2426 (*i)->clear_fed_by ();
2428 for (RouteList::iterator j = r->begin(); j != r->end(); ++j) {
2430 bool via_sends_only;
2432 /* See if this *j feeds *i according to the current state of the JACK
2433 connections and internal sends.
2435 if ((*j)->direct_feeds_according_to_reality (*i, &via_sends_only)) {
2436 /* add the edge to the graph (part #1) */
2437 edges.add (*j, *i, via_sends_only);
2438 /* tell the route (for part #2) */
2439 (*i)->add_fed_by (*j, via_sends_only);
2444 /* Attempt a topological sort of the route graph */
2445 boost::shared_ptr<RouteList> sorted_routes = topological_sort (r, edges);
2447 if (sorted_routes) {
2448 /* We got a satisfactory topological sort, so there is no feedback;
2451 Note: the process graph rechain does not require a
2452 topologically-sorted list, but hey ho.
2454 if (_process_graph) {
2455 _process_graph->rechain (sorted_routes, edges);
2458 _current_route_graph = edges;
2460 /* Complete the building of the routes' lists of what directly
2461 or indirectly feeds them.
2463 for (RouteList::iterator i = r->begin(); i != r->end(); ++i) {
2464 trace_terminal (*i, *i);
2467 *r = *sorted_routes;
2470 DEBUG_TRACE (DEBUG::Graph, "Routes resorted, order follows:\n");
2471 for (RouteList::iterator i = r->begin(); i != r->end(); ++i) {
2472 DEBUG_TRACE (DEBUG::Graph, string_compose ("\t%1 presentation order %2\n", (*i)->name(), (*i)->presentation_info().order()));
2476 SuccessfulGraphSort (); /* EMIT SIGNAL */
2479 /* The topological sort failed, so we have a problem. Tell everyone
2480 and stick to the old graph; this will continue to be processed, so
2481 until the feedback is fixed, what is played back will not quite
2482 reflect what is actually connected. Note also that we do not
2483 do trace_terminal here, as it would fail due to an endless recursion,
2484 so the solo code will think that everything is still connected
2488 FeedbackDetected (); /* EMIT SIGNAL */
2493 /** Find a route name starting with \a base, maybe followed by the
2494 * lowest \a id. \a id will always be added if \a definitely_add_number
2495 * is true on entry; otherwise it will only be added if required
2496 * to make the name unique.
2498 * Names are constructed like e.g. "Audio 3" for base="Audio" and id=3.
2499 * The available route name with the lowest ID will be used, and \a id
2500 * will be set to the ID.
2502 * \return false if a route name could not be found, and \a track_name
2503 * and \a id do not reflect a free route name.
2506 Session::find_route_name (string const & base, uint32_t& id, string& name, bool definitely_add_number)
2508 /* the base may conflict with ports that do not belong to existing
2509 routes, but hidden objects like the click track. So check port names
2510 before anything else.
2513 for (map<string,bool>::const_iterator reserved = reserved_io_names.begin(); reserved != reserved_io_names.end(); ++reserved) {
2514 if (base == reserved->first) {
2515 /* Check if this reserved name already exists, and if
2516 so, disallow it without a numeric suffix.
2518 if (!reserved->second || route_by_name (reserved->first)) {
2519 definitely_add_number = true;
2528 /* if we have "base 1" already, it doesn't make sense to add "base"
2529 * if "base 1" has been deleted, adding "base" is no worse than "base 1"
2531 if (!definitely_add_number && route_by_name (base) == 0 && (route_by_name (string_compose("%1 1", base)) == 0)) {
2532 /* just use the base */
2538 name = string_compose ("%1 %2", base, id);
2540 if (route_by_name (name) == 0) {
2546 } while (id < (UINT_MAX-1));
2551 /** Count the total ins and outs of all non-hidden tracks in the session and return them in in and out */
2553 Session::count_existing_track_channels (ChanCount& in, ChanCount& out)
2555 in = ChanCount::ZERO;
2556 out = ChanCount::ZERO;
2558 boost::shared_ptr<RouteList> r = routes.reader ();
2560 for (RouteList::iterator i = r->begin(); i != r->end(); ++i) {
2561 boost::shared_ptr<Track> tr = boost::dynamic_pointer_cast<Track> (*i);
2565 assert (!tr->is_auditioner()); // XXX remove me
2566 in += tr->n_inputs();
2567 out += tr->n_outputs();
2572 Session::default_track_name_pattern (DataType t)
2575 case DataType::AUDIO:
2576 if (Profile->get_trx()) {
2583 case DataType::MIDI:
2590 /** Caller must not hold process lock
2591 * @param name_template string to use for the start of the name, or "" to use "MIDI".
2592 * @param instrument plugin info for the instrument to insert pre-fader, if any
2594 list<boost::shared_ptr<MidiTrack> >
2595 Session::new_midi_track (const ChanCount& input, const ChanCount& output, bool strict_io,
2596 boost::shared_ptr<PluginInfo> instrument, Plugin::PresetRecord* pset,
2597 RouteGroup* route_group, uint32_t how_many,
2598 string name_template, PresentationInfo::order_t order,
2602 uint32_t track_id = 0;
2604 RouteList new_routes;
2605 list<boost::shared_ptr<MidiTrack> > ret;
2607 const string name_pattern = default_track_name_pattern (DataType::MIDI);
2608 bool const use_number = (how_many != 1) || name_template.empty () || (name_template == name_pattern);
2611 if (!find_route_name (name_template.empty() ? _("MIDI") : name_template, ++track_id, track_name, use_number)) {
2612 error << "cannot find name for new midi track" << endmsg;
2616 boost::shared_ptr<MidiTrack> track;
2619 track.reset (new MidiTrack (*this, track_name, mode));
2621 if (track->init ()) {
2626 track->set_strict_io (true);
2629 BOOST_MARK_TRACK (track);
2632 Glib::Threads::Mutex::Lock lm (AudioEngine::instance()->process_lock ());
2633 if (track->input()->ensure_io (input, false, this)) {
2634 error << "cannot configure " << input << " out configuration for new midi track" << endmsg;
2638 if (track->output()->ensure_io (output, false, this)) {
2639 error << "cannot configure " << output << " out configuration for new midi track" << endmsg;
2645 route_group->add (track);
2648 new_routes.push_back (track);
2649 ret.push_back (track);
2652 catch (failed_constructor &err) {
2653 error << _("Session: could not create new midi track.") << endmsg;
2657 catch (AudioEngine::PortRegistrationFailure& pfe) {
2659 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;
2667 if (!new_routes.empty()) {
2668 StateProtector sp (this);
2669 if (Profile->get_trx()) {
2670 add_routes (new_routes, false, false, false, order);
2672 add_routes (new_routes, true, true, false, order);
2676 for (RouteList::iterator r = new_routes.begin(); r != new_routes.end(); ++r) {
2677 PluginPtr plugin = instrument->load (*this);
2679 warning << "Failed to add Synth Plugin to newly created track." << endmsg;
2683 plugin->load_preset (*pset);
2685 boost::shared_ptr<PluginInsert> pi (new PluginInsert (*this, plugin));
2687 pi->set_strict_io (true);
2690 (*r)->add_processor (pi, PreFader);
2692 if (Profile->get_mixbus () && pi->configured () && pi->output_streams().n_audio() > 2) {
2693 (*r)->move_instrument_down (false);
2703 Session::new_midi_route (RouteGroup* route_group, uint32_t how_many, string name_template, bool strict_io,
2704 boost::shared_ptr<PluginInfo> instrument, Plugin::PresetRecord* pset,
2705 PresentationInfo::Flag flag, PresentationInfo::order_t order)
2708 uint32_t bus_id = 0;
2712 bool const use_number = (how_many != 1) || name_template.empty () || name_template == _("Midi Bus");
2715 if (!find_route_name (name_template.empty () ? _("Midi Bus") : name_template, ++bus_id, bus_name, use_number)) {
2716 error << "cannot find name for new midi bus" << endmsg;
2721 boost::shared_ptr<Route> bus (new Route (*this, bus_name, flag, DataType::AUDIO)); // XXX Editor::add_routes is not ready for ARDOUR::DataType::MIDI
2728 bus->set_strict_io (true);
2731 BOOST_MARK_ROUTE(bus);
2734 Glib::Threads::Mutex::Lock lm (AudioEngine::instance()->process_lock ());
2736 if (bus->input()->ensure_io (ChanCount(DataType::MIDI, 1), false, this)) {
2737 error << _("cannot configure new midi bus input") << endmsg;
2742 if (bus->output()->ensure_io (ChanCount(DataType::MIDI, 1), false, this)) {
2743 error << _("cannot configure new midi bus output") << endmsg;
2749 route_group->add (bus);
2752 bus->add_internal_return ();
2753 ret.push_back (bus);
2756 catch (failed_constructor &err) {
2757 error << _("Session: could not create new audio route.") << endmsg;
2761 catch (AudioEngine::PortRegistrationFailure& pfe) {
2762 error << pfe.what() << endmsg;
2772 StateProtector sp (this);
2773 add_routes (ret, false, false, false, order);
2776 for (RouteList::iterator r = ret.begin(); r != ret.end(); ++r) {
2777 PluginPtr plugin = instrument->load (*this);
2779 warning << "Failed to add Synth Plugin to newly created track." << endmsg;
2783 plugin->load_preset (*pset);
2785 boost::shared_ptr<PluginInsert> pi (new PluginInsert (*this, plugin));
2787 pi->set_strict_io (true);
2790 (*r)->add_processor (pi, PreFader);
2792 if (Profile->get_mixbus () && pi->configured () && pi->output_streams().n_audio() > 2) {
2793 (*r)->move_instrument_down (false);
2805 Session::midi_output_change_handler (IOChange change, void * /*src*/, boost::weak_ptr<Route> wmt)
2807 boost::shared_ptr<Route> midi_track (wmt.lock());
2813 if ((change.type & IOChange::ConfigurationChanged) && Config->get_output_auto_connect() != ManualConnect) {
2815 if (change.after.n_audio() <= change.before.n_audio()) {
2819 /* new audio ports: make sure the audio goes somewhere useful,
2820 * unless the user has no-auto-connect selected.
2822 * The existing ChanCounts don't matter for this call as they are only
2823 * to do with matching input and output indices, and we are only changing
2826 auto_connect_route (midi_track, false, ChanCount(), change.before);
2830 #ifdef USE_TRACKS_CODE_FEATURES
2833 compare_routes_by_remote_id (const boost::shared_ptr<Route>& route1, const boost::shared_ptr<Route>& route2)
2835 return route1->remote_control_id() < route2->remote_control_id();
2839 Session::reconnect_existing_routes (bool withLock, bool reconnect_master, bool reconnect_inputs, bool reconnect_outputs)
2841 // it is not allowed to perform connection
2842 if (!IO::connecting_legal) {
2846 // if we are deleting routes we will call this once at the end
2847 if (_route_deletion_in_progress) {
2851 Glib::Threads::Mutex::Lock lm (AudioEngine::instance()->process_lock (), Glib::Threads::NOT_LOCK);
2857 // We need to disconnect the route's inputs and outputs first
2858 // basing on autoconnect configuration
2859 bool reconnectIputs = !(Config->get_input_auto_connect() & ManualConnect) && reconnect_inputs;
2860 bool reconnectOutputs = !(Config->get_output_auto_connect() & ManualConnect) && reconnect_outputs;
2862 ChanCount existing_inputs;
2863 ChanCount existing_outputs;
2864 count_existing_track_channels (existing_inputs, existing_outputs);
2866 //ChanCount inputs = ChanCount::ZERO;
2867 //ChanCount outputs = ChanCount::ZERO;
2869 RouteList existing_routes = *routes.reader ();
2870 existing_routes.sort (compare_routes_by_remote_id);
2873 PBD::Unwinder<bool> protect_ignore_changes (_reconnecting_routes_in_progress, true);
2875 vector<string> physinputs;
2876 vector<string> physoutputs;
2878 EngineStateController::instance()->get_physical_audio_outputs(physoutputs);
2879 EngineStateController::instance()->get_physical_audio_inputs(physinputs);
2881 uint32_t input_n = 0;
2882 uint32_t output_n = 0;
2883 RouteList::iterator rIter = existing_routes.begin();
2884 const AutoConnectOption current_input_auto_connection (Config->get_input_auto_connect());
2885 const AutoConnectOption current_output_auto_connection (Config->get_output_auto_connect());
2886 for (; rIter != existing_routes.end(); ++rIter) {
2887 if (*rIter == _master_out || *rIter == _monitor_out ) {
2891 if (current_output_auto_connection == AutoConnectPhysical) {
2892 (*rIter)->amp()->deactivate();
2893 } else if (current_output_auto_connection == AutoConnectMaster) {
2894 (*rIter)->amp()->activate();
2897 if (reconnectIputs) {
2898 (*rIter)->input()->disconnect (this); //GZ: check this; could be heavy
2900 for (uint32_t route_input_n = 0; route_input_n < (*rIter)->n_inputs().get(DataType::AUDIO); ++route_input_n) {
2902 if (current_input_auto_connection & AutoConnectPhysical) {
2904 if ( input_n == physinputs.size() ) {
2908 string port = physinputs[input_n];
2910 if (port.empty() ) {
2911 error << "Physical Input number "<< input_n << " is unavailable and cannot be connected" << endmsg;
2914 //GZ: check this; could be heavy
2915 (*rIter)->input()->connect ((*rIter)->input()->ports().port(DataType::AUDIO, route_input_n), port, this);
2921 if (reconnectOutputs) {
2923 //normalize route ouptuts: reduce the amount outputs to be equal to the amount of inputs
2924 if (current_output_auto_connection & AutoConnectPhysical) {
2926 //GZ: check this; could be heavy
2927 (*rIter)->output()->disconnect (this);
2928 size_t route_inputs_count = (*rIter)->n_inputs().get(DataType::AUDIO);
2930 //GZ: check this; could be heavy
2931 (*rIter)->output()->ensure_io(ChanCount(DataType::AUDIO, route_inputs_count), false, this );
2933 } else if (current_output_auto_connection & AutoConnectMaster){
2935 if (!reconnect_master) {
2939 //GZ: check this; could be heavy
2940 (*rIter)->output()->disconnect (this);
2943 uint32_t master_inputs_count = _master_out->n_inputs().get(DataType::AUDIO);
2944 (*rIter)->output()->ensure_io(ChanCount(DataType::AUDIO, master_inputs_count), false, this );
2946 error << error << "Master bus is not available" << endmsg;
2951 for (uint32_t route_output_n = 0; route_output_n < (*rIter)->n_outputs().get(DataType::AUDIO); ++route_output_n) {
2952 if (current_output_auto_connection & AutoConnectPhysical) {
2954 if ( output_n == physoutputs.size() ) {
2958 string port = physoutputs[output_n];
2960 if (port.empty() ) {
2961 error << "Physical Output number "<< output_n << " is unavailable and cannot be connected" << endmsg;
2964 //GZ: check this; could be heavy
2965 (*rIter)->output()->connect ((*rIter)->output()->ports().port(DataType::AUDIO, route_output_n), port, this);
2968 } else if (current_output_auto_connection & AutoConnectMaster) {
2970 if ( route_output_n == _master_out->n_inputs().get(DataType::AUDIO) ) {
2974 // connect to master bus
2975 string port = _master_out->input()->ports().port(DataType::AUDIO, route_output_n)->name();
2977 if (port.empty() ) {
2978 error << "MasterBus Input number "<< route_output_n << " is unavailable and cannot be connected" << endmsg;
2982 //GZ: check this; could be heavy
2983 (*rIter)->output()->connect ((*rIter)->output()->ports().port(DataType::AUDIO, route_output_n), port, this);
2990 _master_out->output()->disconnect (this);
2991 auto_connect_master_bus ();
2996 session_routes_reconnected (); /* EMIT SIGNAL */
3000 Session::reconnect_midi_scene_ports(bool inputs)
3004 boost::shared_ptr<MidiPort> scene_in_ptr = scene_in();
3006 scene_in_ptr->disconnect_all ();
3008 std::vector<EngineStateController::MidiPortState> midi_port_states;
3009 EngineStateController::instance()->get_physical_midi_input_states (midi_port_states);
3011 std::vector<EngineStateController::MidiPortState>::iterator state_iter = midi_port_states.begin();
3013 for (; state_iter != midi_port_states.end(); ++state_iter) {
3014 if (state_iter->active && state_iter->available && state_iter->scene_connected) {
3015 scene_in_ptr->connect (state_iter->name);
3022 boost::shared_ptr<MidiPort> scene_out_ptr = scene_out();
3024 if (scene_out_ptr ) {
3025 scene_out_ptr->disconnect_all ();
3027 std::vector<EngineStateController::MidiPortState> midi_port_states;
3028 EngineStateController::instance()->get_physical_midi_output_states (midi_port_states);
3030 std::vector<EngineStateController::MidiPortState>::iterator state_iter = midi_port_states.begin();
3032 for (; state_iter != midi_port_states.end(); ++state_iter) {
3033 if (state_iter->active && state_iter->available && state_iter->scene_connected) {
3034 scene_out_ptr->connect (state_iter->name);
3042 Session::reconnect_mtc_ports ()
3044 boost::shared_ptr<MidiPort> mtc_in_ptr = _midi_ports->mtc_input_port();
3050 mtc_in_ptr->disconnect_all ();
3052 std::vector<EngineStateController::MidiPortState> midi_port_states;
3053 EngineStateController::instance()->get_physical_midi_input_states (midi_port_states);
3055 std::vector<EngineStateController::MidiPortState>::iterator state_iter = midi_port_states.begin();
3057 for (; state_iter != midi_port_states.end(); ++state_iter) {
3058 if (state_iter->available && state_iter->mtc_in) {
3059 mtc_in_ptr->connect (state_iter->name);
3063 if (!_midi_ports->mtc_input_port ()->connected () &&
3064 config.get_external_sync () &&
3065 (Config->get_sync_source () == MTC) ) {
3066 config.set_external_sync (false);
3069 if ( ARDOUR::Profile->get_trx () ) {
3070 // Tracks need this signal to update timecode_source_dropdown
3071 MtcOrLtcInputPortChanged (); //emit signal
3076 Session::reconnect_mmc_ports(bool inputs)
3078 if (inputs ) { // get all enabled midi input ports
3080 boost::shared_ptr<MidiPort> mmc_in_ptr = _midi_ports->mmc_in();
3082 mmc_in_ptr->disconnect_all ();
3083 std::vector<std::string> enabled_midi_inputs;
3084 EngineStateController::instance()->get_physical_midi_inputs (enabled_midi_inputs);
3086 std::vector<std::string>::iterator port_iter = enabled_midi_inputs.begin();
3088 for (; port_iter != enabled_midi_inputs.end(); ++port_iter) {
3089 mmc_in_ptr->connect (*port_iter);
3093 } else { // get all enabled midi output ports
3095 boost::shared_ptr<MidiPort> mmc_out_ptr = _midi_ports->mmc_out();
3097 mmc_out_ptr->disconnect_all ();
3098 std::vector<std::string> enabled_midi_outputs;
3099 EngineStateController::instance()->get_physical_midi_outputs (enabled_midi_outputs);
3101 std::vector<std::string>::iterator port_iter = enabled_midi_outputs.begin();
3103 for (; port_iter != enabled_midi_outputs.end(); ++port_iter) {
3104 mmc_out_ptr->connect (*port_iter);
3113 Session::ensure_stripable_sort_order ()
3116 get_stripables (sl);
3117 sl.sort (Stripable::Sorter ());
3119 bool change = false;
3120 PresentationInfo::order_t order = 0;
3122 for (StripableList::iterator si = sl.begin(); si != sl.end(); ++si) {
3123 boost::shared_ptr<Stripable> s (*si);
3124 assert (!s->is_auditioner ()); // XXX remove me
3125 if (s->is_monitor ()) {
3128 if (order != s->presentation_info().order()) {
3129 s->set_presentation_order (order);
3138 Session::ensure_route_presentation_info_gap (PresentationInfo::order_t first_new_order, uint32_t how_many)
3140 DEBUG_TRACE (DEBUG::OrderKeys, string_compose ("ensure order gap starting at %1 for %2\n", first_new_order, how_many));
3142 if (first_new_order == PresentationInfo::max_order) {
3143 /* adding at end, no worries */
3147 /* create a gap in the presentation info to accomodate @param how_many
3151 get_stripables (sl);
3153 for (StripableList::iterator si = sl.begin(); si != sl.end(); ++si) {
3154 boost::shared_ptr<Stripable> s (*si);
3156 if (s->presentation_info().special (false)) {
3160 if (!s->presentation_info().order_set()) {
3164 if (s->presentation_info().order () >= first_new_order) {
3165 s->set_presentation_order (s->presentation_info().order () + how_many);
3170 /** Caller must not hold process lock
3171 * @param name_template string to use for the start of the name, or "" to use "Audio".
3173 list< boost::shared_ptr<AudioTrack> >
3174 Session::new_audio_track (int input_channels, int output_channels, RouteGroup* route_group,
3175 uint32_t how_many, string name_template, PresentationInfo::order_t order,
3179 uint32_t track_id = 0;
3181 RouteList new_routes;
3182 list<boost::shared_ptr<AudioTrack> > ret;
3184 const string name_pattern = default_track_name_pattern (DataType::AUDIO);
3185 bool const use_number = (how_many != 1) || name_template.empty () || (name_template == name_pattern);
3189 if (!find_route_name (name_template.empty() ? _(name_pattern.c_str()) : name_template, ++track_id, track_name, use_number)) {
3190 error << "cannot find name for new audio track" << endmsg;
3194 boost::shared_ptr<AudioTrack> track;
3197 track.reset (new AudioTrack (*this, track_name, mode));
3199 if (track->init ()) {
3203 if (Profile->get_mixbus ()) {
3204 track->set_strict_io (true);
3207 if (ARDOUR::Profile->get_trx ()) {
3208 // TRACKS considers it's not a USE CASE, it's
3209 // a piece of behavior of the session model:
3211 // Gain for a newly created route depends on
3212 // the current output_auto_connect mode:
3214 // 0 for Stereo Out mode
3216 if (Config->get_output_auto_connect() & AutoConnectMaster) {
3217 track->gain_control()->set_value (dB_to_coefficient (0), Controllable::NoGroup);
3221 BOOST_MARK_TRACK (track);
3224 Glib::Threads::Mutex::Lock lm (AudioEngine::instance()->process_lock ());
3226 if (track->input()->ensure_io (ChanCount(DataType::AUDIO, input_channels), false, this)) {
3227 error << string_compose (
3228 _("cannot configure %1 in/%2 out configuration for new audio track"),
3229 input_channels, output_channels)
3234 if (track->output()->ensure_io (ChanCount(DataType::AUDIO, output_channels), false, this)) {
3235 error << string_compose (
3236 _("cannot configure %1 in/%2 out configuration for new audio track"),
3237 input_channels, output_channels)
3244 route_group->add (track);
3247 new_routes.push_back (track);
3248 ret.push_back (track);
3251 catch (failed_constructor &err) {
3252 error << _("Session: could not create new audio track.") << endmsg;
3256 catch (AudioEngine::PortRegistrationFailure& pfe) {
3258 error << pfe.what() << endmsg;
3266 if (!new_routes.empty()) {
3267 StateProtector sp (this);
3268 if (Profile->get_trx()) {
3269 add_routes (new_routes, false, false, false, order);
3271 add_routes (new_routes, true, true, false, order);
3278 /** Caller must not hold process lock.
3279 * @param name_template string to use for the start of the name, or "" to use "Bus".
3282 Session::new_audio_route (int input_channels, int output_channels, RouteGroup* route_group, uint32_t how_many, string name_template,
3283 PresentationInfo::Flag flags, PresentationInfo::order_t order)
3286 uint32_t bus_id = 0;
3290 bool const use_number = (how_many != 1) || name_template.empty () || name_template == _("Bus");
3293 if (!find_route_name (name_template.empty () ? _("Bus") : name_template, ++bus_id, bus_name, use_number)) {
3294 error << "cannot find name for new audio bus" << endmsg;
3299 boost::shared_ptr<Route> bus (new Route (*this, bus_name, flags, DataType::AUDIO));
3305 if (Profile->get_mixbus ()) {
3306 bus->set_strict_io (true);
3309 BOOST_MARK_ROUTE(bus);
3312 Glib::Threads::Mutex::Lock lm (AudioEngine::instance()->process_lock ());
3314 if (bus->input()->ensure_io (ChanCount(DataType::AUDIO, input_channels), false, this)) {
3315 error << string_compose (_("cannot configure %1 in/%2 out configuration for new audio track"),
3316 input_channels, output_channels)
3322 if (bus->output()->ensure_io (ChanCount(DataType::AUDIO, output_channels), false, this)) {
3323 error << string_compose (_("cannot configure %1 in/%2 out configuration for new audio track"),
3324 input_channels, output_channels)
3331 route_group->add (bus);
3334 bus->add_internal_return ();
3335 ret.push_back (bus);
3338 catch (failed_constructor &err) {
3339 error << _("Session: could not create new audio route.") << endmsg;
3343 catch (AudioEngine::PortRegistrationFailure& pfe) {
3344 error << pfe.what() << endmsg;
3354 StateProtector sp (this);
3355 if (Profile->get_trx()) {
3356 add_routes (ret, false, false, false, order);
3358 add_routes (ret, false, true, true, order); // autoconnect // outputs only
3367 Session::new_route_from_template (uint32_t how_many, PresentationInfo::order_t insert_at, const std::string& template_path, const std::string& name_base,
3368 PlaylistDisposition pd)
3372 if (!tree.read (template_path.c_str())) {
3376 return new_route_from_template (how_many, insert_at, *tree.root(), name_base, pd);
3380 Session::new_route_from_template (uint32_t how_many, PresentationInfo::order_t insert_at, XMLNode& node, const std::string& name_base, PlaylistDisposition pd)
3383 uint32_t number = 0;
3384 const uint32_t being_added = how_many;
3385 /* This will prevent the use of any existing XML-provided PBD::ID
3388 Stateful::ForceIDRegeneration force_ids;
3389 IO::disable_connecting ();
3393 /* We're going to modify the node contents a bit so take a
3394 * copy. The node may be re-used when duplicating more than once.
3397 XMLNode node_copy (node);
3402 if (!name_base.empty()) {
3404 /* if we're adding more than one routes, force
3405 * all the names of the new routes to be
3406 * numbered, via the final parameter.
3409 if (!find_route_name (name_base.c_str(), ++number, name, (being_added > 1))) {
3410 fatal << _("Session: UINT_MAX routes? impossible!") << endmsg;
3416 string const route_name = node_copy.property(X_("name"))->value ();
3418 /* generate a new name by adding a number to the end of the template name */
3419 if (!find_route_name (route_name.c_str(), ++number, name, true)) {
3420 fatal << _("Session: UINT_MAX routes? impossible!") << endmsg;
3421 abort(); /*NOTREACHED*/
3425 /* set this name in the XML description that we are about to use */
3427 if (pd == CopyPlaylist) {
3428 XMLNode* ds_node = find_named_node (node_copy, "Diskstream");
3430 const std::string playlist_name = ds_node->property (X_("playlist"))->value ();
3431 boost::shared_ptr<Playlist> playlist = playlists->by_name (playlist_name);
3432 // Use same name as Route::set_name_in_state so playlist copy
3433 // is picked up when creating the Route in XMLRouteFactory below
3434 playlist = PlaylistFactory::create (playlist, string_compose ("%1.1", name));
3435 playlist->reset_shares ();
3437 } else if (pd == SharePlaylist) {
3438 XMLNode* ds_node = find_named_node (node_copy, "Diskstream");
3440 const std::string playlist_name = ds_node->property (X_("playlist"))->value ();
3441 boost::shared_ptr<Playlist> playlist = playlists->by_name (playlist_name);
3442 playlist->share_with ((node_copy.property (X_("id")))->value());
3446 bool rename_playlist = (pd == CopyPlaylist || pd == NewPlaylist);
3448 Route::set_name_in_state (node_copy, name, rename_playlist);
3450 /* trim bitslots from listen sends so that new ones are used */
3451 XMLNodeList children = node_copy.children ();
3452 for (XMLNodeList::iterator i = children.begin(); i != children.end(); ++i) {
3453 if ((*i)->name() == X_("Processor")) {
3454 /* ForceIDRegeneration does not catch the following */
3455 XMLProperty const * role = (*i)->property (X_("role"));
3456 XMLProperty const * type = (*i)->property (X_("type"));
3457 if (role && role->value() == X_("Aux")) {
3458 /* check if the target bus exists.
3459 * we should not save aux-sends in templates.
3461 XMLProperty const * target = (*i)->property (X_("target"));
3463 (*i)->set_property ("type", "dangling-aux-send");
3466 boost::shared_ptr<Route> r = route_by_id (target->value());
3467 if (!r || boost::dynamic_pointer_cast<Track>(r)) {
3468 (*i)->set_property ("type", "dangling-aux-send");
3472 if (role && role->value() == X_("Listen")) {
3473 (*i)->remove_property (X_("bitslot"));
3475 else if (role && (role->value() == X_("Send") || role->value() == X_("Aux"))) {
3476 Delivery::Role xrole;
3477 uint32_t bitslot = 0;
3478 xrole = Delivery::Role (string_2_enum (role->value(), xrole));
3479 std::string name = Send::name_and_id_new_send(*this, xrole, bitslot, false);
3480 (*i)->remove_property (X_("bitslot"));
3481 (*i)->remove_property (X_("name"));
3482 (*i)->set_property ("bitslot", bitslot);
3483 (*i)->set_property ("name", name);
3485 else if (type && type->value() == X_("intreturn")) {
3486 (*i)->remove_property (X_("bitslot"));
3487 (*i)->set_property ("ignore-bitslot", "1");
3489 else if (type && type->value() == X_("return")) {
3490 // Return::set_state() generates a new one
3491 (*i)->remove_property (X_("bitslot"));
3493 else if (type && type->value() == X_("port")) {
3494 // PortInsert::set_state() handles the bitslot
3495 (*i)->remove_property (X_("bitslot"));
3496 (*i)->set_property ("ignore-name", "1");
3501 /* new routes start off unsoloed to avoid issues related to
3502 upstream / downstream buses. */
3503 node_copy.remove_node_and_delete (X_("Controllable"), X_("name"), X_("solo"));
3505 boost::shared_ptr<Route> route (XMLRouteFactory (node_copy, 3000));
3508 error << _("Session: cannot create track/bus from template description") << endmsg;
3512 if (boost::dynamic_pointer_cast<Track>(route)) {
3513 /* force input/output change signals so that the new diskstream
3514 picks up the configuration of the route. During session
3515 loading this normally happens in a different way.
3518 Glib::Threads::Mutex::Lock lm (AudioEngine::instance()->process_lock ());
3520 IOChange change (IOChange::Type (IOChange::ConfigurationChanged | IOChange::ConnectionsChanged));
3521 change.after = route->input()->n_ports();
3522 route->input()->changed (change, this);
3523 change.after = route->output()->n_ports();
3524 route->output()->changed (change, this);
3527 ret.push_back (route);
3530 catch (failed_constructor &err) {
3531 error << _("Session: could not create new route from template") << endmsg;
3535 catch (AudioEngine::PortRegistrationFailure& pfe) {
3536 error << pfe.what() << endmsg;
3545 StateProtector sp (this);
3546 if (Profile->get_trx()) {
3547 add_routes (ret, false, false, false, insert_at);
3549 add_routes (ret, true, true, false, insert_at);
3551 IO::enable_connecting ();
3558 Session::add_routes (RouteList& new_routes, bool input_auto_connect, bool output_auto_connect, bool save, PresentationInfo::order_t order)
3561 PBD::Unwinder<bool> aip (_adding_routes_in_progress, true);
3562 add_routes_inner (new_routes, input_auto_connect, output_auto_connect, order);
3565 error << _("Adding new tracks/busses failed") << endmsg;
3570 update_latency (true);
3571 update_latency (false);
3576 save_state (_current_snapshot_name);
3579 update_route_record_state ();
3581 RouteAdded (new_routes); /* EMIT SIGNAL */
3585 Session::add_routes_inner (RouteList& new_routes, bool input_auto_connect, bool output_auto_connect, PresentationInfo::order_t order)
3587 ChanCount existing_inputs;
3588 ChanCount existing_outputs;
3592 count_existing_track_channels (existing_inputs, existing_outputs);
3595 RCUWriter<RouteList> writer (routes);
3596 boost::shared_ptr<RouteList> r = writer.get_copy ();
3597 n_routes = r->size();
3598 r->insert (r->end(), new_routes.begin(), new_routes.end());
3600 /* if there is no control out and we're not in the middle of loading,
3601 * resort the graph here. if there is a control out, we will resort
3602 * toward the end of this method. if we are in the middle of loading,
3603 * we will resort when done.
3606 if (!_monitor_out && IO::connecting_legal) {
3607 resort_routes_using (r);
3611 /* monitor is not part of the order */
3613 assert (n_routes > 0);
3618 PresentationInfo::ChangeSuspender cs;
3619 ensure_route_presentation_info_gap (order, new_routes.size());
3621 for (RouteList::iterator x = new_routes.begin(); x != new_routes.end(); ++x, ++added) {
3623 boost::weak_ptr<Route> wpr (*x);
3624 boost::shared_ptr<Route> r (*x);
3626 r->solo_control()->Changed.connect_same_thread (*this, boost::bind (&Session::route_solo_changed, this, _1, _2,wpr));
3627 r->solo_isolate_control()->Changed.connect_same_thread (*this, boost::bind (&Session::route_solo_isolated_changed, this, wpr));
3628 r->mute_control()->Changed.connect_same_thread (*this, boost::bind (&Session::route_mute_changed, this));
3630 r->output()->changed.connect_same_thread (*this, boost::bind (&Session::set_worst_io_latencies_x, this, _1, _2));
3631 r->processors_changed.connect_same_thread (*this, boost::bind (&Session::route_processors_changed, this, _1));
3632 r->processor_latency_changed.connect_same_thread (*this, boost::bind (&Session::queue_latency_recompute, this));
3634 if (r->is_master()) {
3638 if (r->is_monitor()) {
3642 boost::shared_ptr<Track> tr = boost::dynamic_pointer_cast<Track> (r);
3644 tr->PlaylistChanged.connect_same_thread (*this, boost::bind (&Session::track_playlist_changed, this, boost::weak_ptr<Track> (tr)));
3645 track_playlist_changed (boost::weak_ptr<Track> (tr));
3646 tr->rec_enable_control()->Changed.connect_same_thread (*this, boost::bind (&Session::update_route_record_state, this));
3648 boost::shared_ptr<MidiTrack> mt = boost::dynamic_pointer_cast<MidiTrack> (tr);
3650 mt->StepEditStatusChange.connect_same_thread (*this, boost::bind (&Session::step_edit_status_change, this, _1));
3651 mt->output()->changed.connect_same_thread (*this, boost::bind (&Session::midi_output_change_handler, this, _1, _2, boost::weak_ptr<Route>(mt)));
3652 mt->presentation_info().PropertyChanged.connect_same_thread (*this, boost::bind (&Session::midi_track_presentation_info_changed, this, _1, boost::weak_ptr<MidiTrack>(mt)));
3656 if (!r->presentation_info().special (false)) {
3658 DEBUG_TRACE (DEBUG::OrderKeys, string_compose ("checking PI state for %1\n", r->name()));
3660 /* presentation info order may already have been set from XML */
3662 if (!r->presentation_info().order_set()) {
3663 if (order == PresentationInfo::max_order) {
3664 /* just add to the end */
3665 r->set_presentation_order (n_routes + added);
3666 DEBUG_TRACE (DEBUG::OrderKeys, string_compose ("group order not set, set to NR %1 + %2 = %3\n", n_routes, added, n_routes + added));
3668 r->set_presentation_order (order + added);
3669 DEBUG_TRACE (DEBUG::OrderKeys, string_compose ("group order not set, set to %1 + %2 = %3\n", order, added, order + added));
3672 DEBUG_TRACE (DEBUG::OrderKeys, string_compose ("group order already set to %1\n", r->presentation_info().order()));
3676 #if !defined(__APPLE__) && !defined(__FreeBSD__)
3677 /* clang complains: 'operator<<' should be declared prior to the call site or in an associated namespace of one of its
3678 * arguments std::ostream& operator<<(std::ostream& o, ARDOUR::PresentationInfo const& rid)"
3680 DEBUG_TRACE (DEBUG::OrderKeys, string_compose ("added route %1, group order %2 type %3 (summary: %4)\n",
3682 r->presentation_info().order(),
3683 enum_2_string (r->presentation_info().flags()),
3684 r->presentation_info()));
3688 if (input_auto_connect || output_auto_connect) {
3689 auto_connect_route (r, input_auto_connect, ChanCount (), ChanCount (), existing_inputs, existing_outputs);
3690 existing_inputs += r->n_inputs();
3691 existing_outputs += r->n_outputs();
3696 ensure_stripable_sort_order ();
3699 if (_monitor_out && IO::connecting_legal) {
3700 Glib::Threads::Mutex::Lock lm (_engine.process_lock());
3702 for (RouteList::iterator x = new_routes.begin(); x != new_routes.end(); ++x) {
3703 if ((*x)->is_monitor()) {
3705 } else if ((*x)->is_master()) {
3708 (*x)->enable_monitor_send ();
3713 reassign_track_numbers ();
3717 Session::globally_set_send_gains_to_zero (boost::shared_ptr<Route> dest)
3719 boost::shared_ptr<RouteList> r = routes.reader ();
3720 boost::shared_ptr<Send> s;
3722 for (RouteList::iterator i = r->begin(); i != r->end(); ++i) {
3723 if ((s = (*i)->internal_send_for (dest)) != 0) {
3724 s->amp()->gain_control()->set_value (GAIN_COEFF_ZERO, Controllable::NoGroup);
3730 Session::globally_set_send_gains_to_unity (boost::shared_ptr<Route> dest)
3732 boost::shared_ptr<RouteList> r = routes.reader ();
3733 boost::shared_ptr<Send> s;
3735 for (RouteList::iterator i = r->begin(); i != r->end(); ++i) {
3736 if ((s = (*i)->internal_send_for (dest)) != 0) {
3737 s->amp()->gain_control()->set_value (GAIN_COEFF_UNITY, Controllable::NoGroup);
3743 Session::globally_set_send_gains_from_track(boost::shared_ptr<Route> dest)
3745 boost::shared_ptr<RouteList> r = routes.reader ();
3746 boost::shared_ptr<Send> s;
3748 for (RouteList::iterator i = r->begin(); i != r->end(); ++i) {
3749 if ((s = (*i)->internal_send_for (dest)) != 0) {
3750 s->amp()->gain_control()->set_value ((*i)->gain_control()->get_value(), Controllable::NoGroup);
3755 /** @param include_buses true to add sends to buses and tracks, false for just tracks */
3757 Session::globally_add_internal_sends (boost::shared_ptr<Route> dest, Placement p, bool include_buses)
3759 boost::shared_ptr<RouteList> r = routes.reader ();
3760 boost::shared_ptr<RouteList> t (new RouteList);
3762 for (RouteList::iterator i = r->begin(); i != r->end(); ++i) {
3763 /* no MIDI sends because there are no MIDI busses yet */
3764 if (include_buses || boost::dynamic_pointer_cast<AudioTrack>(*i)) {
3769 add_internal_sends (dest, p, t);
3773 Session::add_internal_sends (boost::shared_ptr<Route> dest, Placement p, boost::shared_ptr<RouteList> senders)
3775 for (RouteList::iterator i = senders->begin(); i != senders->end(); ++i) {
3776 add_internal_send (dest, (*i)->before_processor_for_placement (p), *i);
3781 Session::add_internal_send (boost::shared_ptr<Route> dest, int index, boost::shared_ptr<Route> sender)
3783 add_internal_send (dest, sender->before_processor_for_index (index), sender);
3787 Session::add_internal_send (boost::shared_ptr<Route> dest, boost::shared_ptr<Processor> before, boost::shared_ptr<Route> sender)
3789 if (sender->is_monitor() || sender->is_master() || sender == dest || dest->is_monitor() || dest->is_master()) {
3793 if (!dest->internal_return()) {
3794 dest->add_internal_return ();
3797 sender->add_aux_send (dest, before);
3803 Session::remove_routes (boost::shared_ptr<RouteList> routes_to_remove)
3805 bool mute_changed = false;
3806 bool send_selected = false;
3808 { // RCU Writer scope
3809 PBD::Unwinder<bool> uw_flag (_route_deletion_in_progress, true);
3810 RCUWriter<RouteList> writer (routes);
3811 boost::shared_ptr<RouteList> rs = writer.get_copy ();
3813 for (RouteList::iterator iter = routes_to_remove->begin(); iter != routes_to_remove->end(); ++iter) {
3815 if (_selection->selected (*iter)) {
3816 send_selected = true;
3819 if (*iter == _master_out) {
3823 /* speed up session deletion, don't do the solo dance */
3824 if (0 == (_state_of_the_state & Deletion)) {
3825 (*iter)->solo_control()->set_value (0.0, Controllable::NoGroup);
3828 if ((*iter)->mute_control()->muted ()) {
3829 mute_changed = true;
3834 /* deleting the master out seems like a dumb
3835 idea, but its more of a UI policy issue
3839 if (*iter == _master_out) {
3840 _master_out = boost::shared_ptr<Route> ();
3843 if (*iter == _monitor_out) {
3844 _monitor_out.reset ();
3847 // We need to disconnect the route's inputs and outputs
3849 (*iter)->input()->disconnect (0);
3850 (*iter)->output()->disconnect (0);
3852 /* if the route had internal sends sending to it, remove them */
3853 if ((*iter)->internal_return()) {
3855 boost::shared_ptr<RouteList> r = routes.reader ();
3856 for (RouteList::iterator i = r->begin(); i != r->end(); ++i) {
3857 boost::shared_ptr<Send> s = (*i)->internal_send_for (*iter);
3859 (*i)->remove_processor (s);
3864 /* if the monitoring section had a pointer to this route, remove it */
3865 if (_monitor_out && !(*iter)->is_master() && !(*iter)->is_monitor()) {
3866 Glib::Threads::Mutex::Lock lm (AudioEngine::instance()->process_lock ());
3867 ProcessorChangeBlocker pcb (this, false);
3868 (*iter)->remove_aux_or_listen (_monitor_out);
3871 boost::shared_ptr<MidiTrack> mt = boost::dynamic_pointer_cast<MidiTrack> (*iter);
3872 if (mt && mt->step_editing()) {
3873 if (_step_editors > 0) {
3879 /* writer goes out of scope, forces route list update */
3881 } // end of RCU Writer scope
3884 MuteChanged (); /* EMIT SIGNAL */
3887 update_route_solo_state ();
3888 update_latency_compensation ();
3891 /* Re-sort routes to remove the graph's current references to the one that is
3892 * going away, then flush old references out of the graph.
3893 * Wave Tracks: reconnect routes
3896 #ifdef USE_TRACKS_CODE_FEATURES
3897 reconnect_existing_routes(true, false);
3899 routes.flush (); // maybe unsafe, see below.
3903 if (_process_graph && !(_state_of_the_state & Deletion)) {
3904 _process_graph->clear_other_chain ();
3907 /* get rid of it from the dead wood collection in the route list manager */
3908 /* XXX i think this is unsafe as it currently stands, but i am not sure. (pd, october 2nd, 2006) */
3912 /* remove these routes from the selection if appropriate, and signal
3913 * the change *before* we call DropReferences for them.
3916 if (send_selected && !deletion_in_progress()) {
3917 for (RouteList::iterator iter = routes_to_remove->begin(); iter != routes_to_remove->end(); ++iter) {
3918 _selection->remove_stripable_by_id ((*iter)->id());
3921 pc.add (Properties::selected);
3922 PresentationInfo::Change (pc);
3925 /* try to cause everyone to drop their references
3926 * and unregister ports from the backend
3929 for (RouteList::iterator iter = routes_to_remove->begin(); iter != routes_to_remove->end(); ++iter) {
3930 (*iter)->drop_references ();
3933 if (deletion_in_progress()) {
3938 pc.add (Properties::order);
3939 PresentationInfo::Change (pc);
3941 /* save the new state of the world */
3943 if (save_state (_current_snapshot_name)) {
3944 save_history (_current_snapshot_name);
3947 update_route_record_state ();
3951 Session::remove_route (boost::shared_ptr<Route> route)
3953 boost::shared_ptr<RouteList> rl (new RouteList);
3954 rl->push_back (route);
3959 Session::route_mute_changed ()
3961 MuteChanged (); /* EMIT SIGNAL */
3966 Session::route_listen_changed (Controllable::GroupControlDisposition group_override, boost::weak_ptr<Route> wpr)
3968 boost::shared_ptr<Route> route (wpr.lock());
3974 assert (Config->get_solo_control_is_listen_control());
3976 if (route->solo_control()->soloed_by_self_or_masters()) {
3978 if (Config->get_exclusive_solo()) {
3980 RouteGroup* rg = route->route_group ();
3981 const bool group_already_accounted_for = (group_override == Controllable::ForGroup);
3983 boost::shared_ptr<RouteList> r = routes.reader ();
3985 for (RouteList::iterator i = r->begin(); i != r->end(); ++i) {
3986 if ((*i) == route) {
3987 /* already changed */
3991 if ((*i)->solo_isolate_control()->solo_isolated() || !(*i)->can_solo()) {
3992 /* route does not get solo propagated to it */
3996 if ((group_already_accounted_for && (*i)->route_group() && (*i)->route_group() == rg)) {
3997 /* this route is a part of the same solo group as the route
3998 * that was changed. Changing that route did change or will
3999 * change all group members appropriately, so we can ignore it
4004 (*i)->solo_control()->set_value (0.0, Controllable::NoGroup);
4010 } else if (_listen_cnt > 0) {
4017 Session::route_solo_isolated_changed (boost::weak_ptr<Route> wpr)
4019 boost::shared_ptr<Route> route (wpr.lock());
4025 bool send_changed = false;
4027 if (route->solo_isolate_control()->solo_isolated()) {
4028 if (_solo_isolated_cnt == 0) {
4029 send_changed = true;
4031 _solo_isolated_cnt++;
4032 } else if (_solo_isolated_cnt > 0) {
4033 _solo_isolated_cnt--;
4034 if (_solo_isolated_cnt == 0) {
4035 send_changed = true;
4040 IsolatedChanged (); /* EMIT SIGNAL */
4045 Session::route_solo_changed (bool self_solo_changed, Controllable::GroupControlDisposition group_override, boost::weak_ptr<Route> wpr)
4047 DEBUG_TRACE (DEBUG::Solo, string_compose ("route solo change, self = %1, update\n", self_solo_changed));
4049 boost::shared_ptr<Route> route (wpr.lock());
4055 if (Config->get_solo_control_is_listen_control()) {
4056 route_listen_changed (group_override, wpr);
4060 DEBUG_TRACE (DEBUG::Solo, string_compose ("%1: self %2 masters %3 transition %4\n", route->name(), route->self_soloed(), route->solo_control()->get_masters_value(), route->solo_control()->transitioned_into_solo()));
4062 if (route->solo_control()->transitioned_into_solo() == 0) {
4063 /* route solo changed by upstream/downstream or clear all solo state; not interesting
4066 DEBUG_TRACE (DEBUG::Solo, string_compose ("%1 not self-soloed nor soloed by master (%2), ignoring\n", route->name(), route->solo_control()->get_masters_value()));
4070 boost::shared_ptr<RouteList> r = routes.reader ();
4071 int32_t delta = route->solo_control()->transitioned_into_solo ();
4073 /* the route may be a member of a group that has shared-solo
4074 * semantics. If so, then all members of that group should follow the
4075 * solo of the changed route. But ... this is optional, controlled by a
4076 * Controllable::GroupControlDisposition.
4078 * The first argument to the signal that this method is connected to is the
4079 * GroupControlDisposition value that was used to change solo.
4081 * If the solo change was done with group semantics (either InverseGroup
4082 * (force the entire group to change even if the group shared solo is
4083 * disabled) or UseGroup (use the group, which may or may not have the
4084 * shared solo property enabled)) then as we propagate the change to
4085 * the entire session we should IGNORE THE GROUP that the changed route
4089 RouteGroup* rg = route->route_group ();
4090 const bool group_already_accounted_for = (group_override == Controllable::ForGroup);
4092 DEBUG_TRACE (DEBUG::Solo, string_compose ("propagate to session, group accounted for ? %1\n", group_already_accounted_for));
4094 if (delta == 1 && Config->get_exclusive_solo()) {
4096 /* new solo: disable all other solos, but not the group if its solo-enabled */
4098 for (RouteList::iterator i = r->begin(); i != r->end(); ++i) {
4100 if ((*i) == route) {
4101 /* already changed */
4105 if ((*i)->solo_isolate_control()->solo_isolated() || !(*i)->can_solo()) {
4106 /* route does not get solo propagated to it */
4110 if ((group_already_accounted_for && (*i)->route_group() && (*i)->route_group() == rg)) {
4111 /* this route is a part of the same solo group as the route
4112 * that was changed. Changing that route did change or will
4113 * change all group members appropriately, so we can ignore it
4119 (*i)->solo_control()->set_value (0.0, group_override);
4123 DEBUG_TRACE (DEBUG::Solo, string_compose ("propagate solo change, delta = %1\n", delta));
4125 RouteList uninvolved;
4127 DEBUG_TRACE (DEBUG::Solo, string_compose ("%1\n", route->name()));
4129 for (RouteList::iterator i = r->begin(); i != r->end(); ++i) {
4130 bool via_sends_only;
4131 bool in_signal_flow;
4133 if ((*i) == route) {
4134 /* already changed */
4138 if ((*i)->solo_isolate_control()->solo_isolated() || !(*i)->can_solo()) {
4139 /* route does not get solo propagated to it */
4140 DEBUG_TRACE (DEBUG::Solo, string_compose ("%1 excluded from solo because iso = %2 can_solo = %3\n", (*i)->name(), (*i)->solo_isolate_control()->solo_isolated(),
4145 if ((group_already_accounted_for && (*i)->route_group() && (*i)->route_group() == rg)) {
4146 /* this route is a part of the same solo group as the route
4147 * that was changed. Changing that route did change or will
4148 * change all group members appropriately, so we can ignore it
4154 in_signal_flow = false;
4156 DEBUG_TRACE (DEBUG::Solo, string_compose ("check feed from %1\n", (*i)->name()));
4158 if ((*i)->feeds (route, &via_sends_only)) {
4159 DEBUG_TRACE (DEBUG::Solo, string_compose ("\tthere is a feed from %1\n", (*i)->name()));
4160 if (!via_sends_only) {
4161 if (!route->soloed_by_others_upstream()) {
4162 (*i)->solo_control()->mod_solo_by_others_downstream (delta);
4164 DEBUG_TRACE (DEBUG::Solo, "\talready soloed by others upstream\n");
4167 DEBUG_TRACE (DEBUG::Solo, string_compose ("\tthere is a send-only feed from %1\n", (*i)->name()));
4169 in_signal_flow = true;
4171 DEBUG_TRACE (DEBUG::Solo, string_compose ("\tno feed from %1\n", (*i)->name()));
4174 DEBUG_TRACE (DEBUG::Solo, string_compose ("check feed to %1\n", (*i)->name()));
4176 if (route->feeds (*i, &via_sends_only)) {
4177 /* propagate solo upstream only if routing other than
4178 sends is involved, but do consider the other route
4179 (*i) to be part of the signal flow even if only
4182 DEBUG_TRACE (DEBUG::Solo, string_compose ("%1 feeds %2 via sends only %3 sboD %4 sboU %5\n",
4186 route->soloed_by_others_downstream(),
4187 route->soloed_by_others_upstream()));
4188 if (!via_sends_only) {
4189 //NB. Triggers Invert Push, which handles soloed by downstream
4190 DEBUG_TRACE (DEBUG::Solo, string_compose ("\tmod %1 by %2\n", (*i)->name(), delta));
4191 (*i)->solo_control()->mod_solo_by_others_upstream (delta);
4193 DEBUG_TRACE (DEBUG::Solo, string_compose ("\tfeed to %1 ignored, sends-only\n", (*i)->name()));
4195 in_signal_flow = true;
4197 DEBUG_TRACE (DEBUG::Solo, "\tno feed to\n");
4200 if (!in_signal_flow) {
4201 uninvolved.push_back (*i);
4205 DEBUG_TRACE (DEBUG::Solo, "propagation complete\n");
4207 /* now notify that the mute state of the routes not involved in the signal
4208 pathway of the just-solo-changed route may have altered.
4211 for (RouteList::iterator i = uninvolved.begin(); i != uninvolved.end(); ++i) {
4212 DEBUG_TRACE (DEBUG::Solo, string_compose ("mute change for %1, which neither feeds or is fed by %2\n", (*i)->name(), route->name()));
4213 (*i)->act_on_mute ();
4214 /* Session will emit SoloChanged() after all solo changes are
4215 * complete, which should be used by UIs to update mute status
4221 Session::update_route_solo_state (boost::shared_ptr<RouteList> r)
4223 /* now figure out if anything that matters is soloed (or is "listening")*/
4225 bool something_soloed = false;
4226 bool something_listening = false;
4227 uint32_t listeners = 0;
4228 uint32_t isolated = 0;
4231 r = routes.reader();
4234 for (RouteList::iterator i = r->begin(); i != r->end(); ++i) {
4235 if ((*i)->can_solo()) {
4236 if (Config->get_solo_control_is_listen_control()) {
4237 if ((*i)->solo_control()->soloed_by_self_or_masters()) {
4239 something_listening = true;
4242 (*i)->set_listen (false);
4243 if ((*i)->can_solo() && (*i)->solo_control()->soloed_by_self_or_masters()) {
4244 something_soloed = true;
4249 if ((*i)->solo_isolate_control()->solo_isolated()) {
4254 if (something_soloed != _non_soloed_outs_muted) {
4255 _non_soloed_outs_muted = something_soloed;
4256 SoloActive (_non_soloed_outs_muted); /* EMIT SIGNAL */
4259 if (something_listening != _listening) {
4260 _listening = something_listening;
4261 SoloActive (_listening);
4264 _listen_cnt = listeners;
4266 if (isolated != _solo_isolated_cnt) {
4267 _solo_isolated_cnt = isolated;
4268 IsolatedChanged (); /* EMIT SIGNAL */
4271 DEBUG_TRACE (DEBUG::Solo, string_compose ("solo state updated by session, soloed? %1 listeners %2 isolated %3\n",
4272 something_soloed, listeners, isolated));
4275 SoloChanged (); /* EMIT SIGNAL */
4280 Session::muted () const
4282 // TODO consider caching the value on every MuteChanged signal,
4283 // Note that API users may also subscribe to MuteChanged and hence
4284 // this method needs to be called first.
4287 get_stripables (all);
4288 for (StripableList::const_iterator i = all.begin(); i != all.end(); ++i) {
4289 assert (!(*i)->is_auditioner()); // XXX remove me
4290 if ((*i)->is_monitor()) {
4293 boost::shared_ptr<Route> r = boost::dynamic_pointer_cast<Route>(*i);
4294 if (r && !r->active()) {
4297 boost::shared_ptr<MuteControl> mc = (*i)->mute_control();
4298 if (mc && mc->muted ()) {
4306 std::vector<boost::weak_ptr<AutomationControl> >
4307 Session::cancel_all_mute ()
4310 get_stripables (all);
4311 std::vector<boost::weak_ptr<AutomationControl> > muted;
4312 boost::shared_ptr<ControlList> cl (new ControlList);
4313 for (StripableList::const_iterator i = all.begin(); i != all.end(); ++i) {
4314 assert (!(*i)->is_auditioner());
4315 if ((*i)->is_monitor()) {
4318 boost::shared_ptr<Route> r = boost::dynamic_pointer_cast<Route> (*i);
4319 if (r && !r->active()) {
4322 boost::shared_ptr<AutomationControl> ac = (*i)->mute_control();
4323 if (ac && ac->get_value () > 0) {
4325 muted.push_back (boost::weak_ptr<AutomationControl>(ac));
4328 if (!cl->empty ()) {
4329 set_controls (cl, 0.0, PBD::Controllable::UseGroup);
4335 Session::get_stripables (StripableList& sl) const
4337 boost::shared_ptr<RouteList> r = routes.reader ();
4338 sl.insert (sl.end(), r->begin(), r->end());
4340 VCAList v = _vca_manager->vcas ();
4341 sl.insert (sl.end(), v.begin(), v.end());
4345 Session::get_stripables () const
4348 Session::get_stripables (rv);
4349 rv.sort (Stripable::Sorter ());
4353 boost::shared_ptr<RouteList>
4354 Session::get_routes_with_internal_returns() const
4356 boost::shared_ptr<RouteList> r = routes.reader ();
4357 boost::shared_ptr<RouteList> rl (new RouteList);
4359 for (RouteList::iterator i = r->begin(); i != r->end(); ++i) {
4360 if ((*i)->internal_return ()) {
4368 Session::io_name_is_legal (const std::string& name) const
4370 boost::shared_ptr<RouteList> r = routes.reader ();
4372 for (map<string,bool>::const_iterator reserved = reserved_io_names.begin(); reserved != reserved_io_names.end(); ++reserved) {
4373 if (name == reserved->first) {
4374 if (!route_by_name (reserved->first)) {
4375 /* first instance of a reserved name is allowed for some */
4376 return reserved->second;
4378 /* all other instances of a reserved name are not allowed */
4383 for (RouteList::iterator i = r->begin(); i != r->end(); ++i) {
4384 if ((*i)->name() == name) {
4388 if ((*i)->has_io_processor_named (name)) {
4397 Session::set_exclusive_input_active (boost::shared_ptr<RouteList> rl, bool onoff, bool flip_others)
4400 vector<string> connections;
4402 /* if we are passed only a single route and we're not told to turn
4403 * others off, then just do the simple thing.
4406 if (flip_others == false && rl->size() == 1) {
4407 boost::shared_ptr<MidiTrack> mt = boost::dynamic_pointer_cast<MidiTrack> (rl->front());
4409 mt->set_input_active (onoff);
4414 for (RouteList::iterator rt = rl->begin(); rt != rl->end(); ++rt) {
4416 PortSet& ps ((*rt)->input()->ports());
4418 for (PortSet::iterator p = ps.begin(); p != ps.end(); ++p) {
4419 p->get_connections (connections);
4422 for (vector<string>::iterator s = connections.begin(); s != connections.end(); ++s) {
4423 routes_using_input_from (*s, rl2);
4426 /* scan all relevant routes to see if others are on or off */
4428 bool others_are_already_on = false;
4430 for (RouteList::iterator r = rl2.begin(); r != rl2.end(); ++r) {
4432 boost::shared_ptr<MidiTrack> mt = boost::dynamic_pointer_cast<MidiTrack> (*r);
4438 if ((*r) != (*rt)) {
4439 if (mt->input_active()) {
4440 others_are_already_on = true;
4443 /* this one needs changing */
4444 mt->set_input_active (onoff);
4450 /* globally reverse other routes */
4452 for (RouteList::iterator r = rl2.begin(); r != rl2.end(); ++r) {
4453 if ((*r) != (*rt)) {
4454 boost::shared_ptr<MidiTrack> mt = boost::dynamic_pointer_cast<MidiTrack> (*r);
4456 mt->set_input_active (!others_are_already_on);
4465 Session::routes_using_input_from (const string& str, RouteList& rl)
4467 boost::shared_ptr<RouteList> r = routes.reader();
4469 for (RouteList::iterator i = r->begin(); i != r->end(); ++i) {
4470 if ((*i)->input()->connected_to (str)) {
4476 boost::shared_ptr<Route>
4477 Session::route_by_name (string name) const
4479 boost::shared_ptr<RouteList> r = routes.reader ();
4481 for (RouteList::iterator i = r->begin(); i != r->end(); ++i) {
4482 if ((*i)->name() == name) {
4487 return boost::shared_ptr<Route> ((Route*) 0);
4490 boost::shared_ptr<Route>
4491 Session::route_by_id (PBD::ID id) const
4493 boost::shared_ptr<RouteList> r = routes.reader ();
4495 for (RouteList::iterator i = r->begin(); i != r->end(); ++i) {
4496 if ((*i)->id() == id) {
4501 return boost::shared_ptr<Route> ((Route*) 0);
4505 boost::shared_ptr<Stripable>
4506 Session::stripable_by_id (PBD::ID id) const
4509 get_stripables (sl);
4511 for (StripableList::const_iterator s = sl.begin(); s != sl.end(); ++s) {
4512 if ((*s)->id() == id) {
4517 return boost::shared_ptr<Stripable>();
4520 boost::shared_ptr<Processor>
4521 Session::processor_by_id (PBD::ID id) const
4523 boost::shared_ptr<RouteList> r = routes.reader ();
4525 for (RouteList::iterator i = r->begin(); i != r->end(); ++i) {
4526 boost::shared_ptr<Processor> p = (*i)->Route::processor_by_id (id);
4532 return boost::shared_ptr<Processor> ();
4535 boost::shared_ptr<Route>
4536 Session::get_remote_nth_route (PresentationInfo::order_t n) const
4538 return boost::dynamic_pointer_cast<Route> (get_remote_nth_stripable (n, PresentationInfo::Route));
4541 boost::shared_ptr<Stripable>
4542 Session::get_remote_nth_stripable (PresentationInfo::order_t n, PresentationInfo::Flag flags) const
4545 PresentationInfo::order_t match_cnt = 0;
4547 get_stripables (sl);
4548 sl.sort (Stripable::Sorter());
4550 for (StripableList::const_iterator s = sl.begin(); s != sl.end(); ++s) {
4552 if ((*s)->presentation_info().hidden()) {
4553 /* if the caller didn't explicitly ask for hidden
4554 stripables, ignore hidden ones. This matches
4555 the semantics of the pre-PresentationOrder
4556 "get by RID" logic of Ardour 4.x and earlier.
4558 XXX at some point we should likely reverse
4559 the logic of the flags, because asking for "the
4560 hidden stripables" is not going to be common,
4561 whereas asking for visible ones is normal.
4564 if (! (flags & PresentationInfo::Hidden)) {
4569 if ((*s)->presentation_info().flag_match (flags)) {
4570 if (match_cnt++ == n) {
4576 /* there is no nth stripable that matches the given flags */
4577 return boost::shared_ptr<Stripable>();
4580 boost::shared_ptr<Route>
4581 Session::route_by_selected_count (uint32_t id) const
4583 RouteList r (*(routes.reader ()));
4584 r.sort (Stripable::Sorter());
4586 RouteList::iterator i;
4588 for (i = r.begin(); i != r.end(); ++i) {
4589 if ((*i)->is_selected()) {
4597 return boost::shared_ptr<Route> ();
4601 Session::reassign_track_numbers ()
4605 RouteList r (*(routes.reader ()));
4606 r.sort (Stripable::Sorter());
4608 StateProtector sp (this);
4610 for (RouteList::iterator i = r.begin(); i != r.end(); ++i) {
4611 assert (!(*i)->is_auditioner());
4612 if (boost::dynamic_pointer_cast<Track> (*i)) {
4613 (*i)->set_track_number(++tn);
4615 else if (!(*i)->is_master() && !(*i)->is_monitor()) {
4616 (*i)->set_track_number(--bn);
4619 const uint32_t decimals = ceilf (log10f (tn + 1));
4620 const bool decimals_changed = _track_number_decimals != decimals;
4621 _track_number_decimals = decimals;
4623 if (decimals_changed && config.get_track_name_number ()) {
4624 for (RouteList::iterator i = r.begin(); i != r.end(); ++i) {
4625 boost::shared_ptr<Track> t = boost::dynamic_pointer_cast<Track> (*i);
4627 t->resync_track_name();
4630 // trigger GUI re-layout
4631 config.ParameterChanged("track-name-number");
4635 if (DEBUG_ENABLED(DEBUG::OrderKeys)) {
4636 boost::shared_ptr<RouteList> rl = routes.reader ();
4637 for (RouteList::iterator i = rl->begin(); i != rl->end(); ++i) {
4638 DEBUG_TRACE (DEBUG::OrderKeys, string_compose ("%1 numbered %2\n", (*i)->name(), (*i)->track_number()));
4646 Session::playlist_region_added (boost::weak_ptr<Region> w)
4648 boost::shared_ptr<Region> r = w.lock ();
4653 /* These are the operations that are currently in progress... */
4654 list<GQuark> curr = _current_trans_quarks;
4657 /* ...and these are the operations during which we want to update
4658 the session range location markers.
4661 ops.push_back (Operations::capture);
4662 ops.push_back (Operations::paste);
4663 ops.push_back (Operations::duplicate_region);
4664 ops.push_back (Operations::insert_file);
4665 ops.push_back (Operations::insert_region);
4666 ops.push_back (Operations::drag_region_brush);
4667 ops.push_back (Operations::region_drag);
4668 ops.push_back (Operations::selection_grab);
4669 ops.push_back (Operations::region_fill);
4670 ops.push_back (Operations::fill_selection);
4671 ops.push_back (Operations::create_region);
4672 ops.push_back (Operations::region_copy);
4673 ops.push_back (Operations::fixed_time_region_copy);
4676 /* See if any of the current operations match the ones that we want */
4678 set_intersection (_current_trans_quarks.begin(), _current_trans_quarks.end(), ops.begin(), ops.end(), back_inserter (in));
4680 /* If so, update the session range markers */
4682 maybe_update_session_range (r->position (), r->last_frame ());
4686 /** Update the session range markers if a is before the current start or
4687 * b is after the current end.
4690 Session::maybe_update_session_range (framepos_t a, framepos_t b)
4692 if (_state_of_the_state & Loading) {
4696 framepos_t session_end_marker_shift_samples = session_end_shift * _nominal_frame_rate;
4698 if (_session_range_location == 0) {
4700 set_session_range_location (a, b + session_end_marker_shift_samples);
4704 if (a < _session_range_location->start()) {
4705 _session_range_location->set_start (a);
4708 if (_session_range_end_is_free && (b > _session_range_location->end())) {
4709 _session_range_location->set_end (b);
4715 Session::set_end_is_free (bool yn)
4717 _session_range_end_is_free = yn;
4721 Session::playlist_ranges_moved (list<Evoral::RangeMove<framepos_t> > const & ranges)
4723 for (list<Evoral::RangeMove<framepos_t> >::const_iterator i = ranges.begin(); i != ranges.end(); ++i) {
4724 maybe_update_session_range (i->to, i->to + i->length);
4729 Session::playlist_regions_extended (list<Evoral::Range<framepos_t> > const & ranges)
4731 for (list<Evoral::Range<framepos_t> >::const_iterator i = ranges.begin(); i != ranges.end(); ++i) {
4732 maybe_update_session_range (i->from, i->to);
4736 /* Region management */
4738 boost::shared_ptr<Region>
4739 Session::find_whole_file_parent (boost::shared_ptr<Region const> child) const
4741 const RegionFactory::RegionMap& regions (RegionFactory::regions());
4742 RegionFactory::RegionMap::const_iterator i;
4743 boost::shared_ptr<Region> region;
4745 Glib::Threads::Mutex::Lock lm (region_lock);
4747 for (i = regions.begin(); i != regions.end(); ++i) {
4751 if (region->whole_file()) {
4753 if (child->source_equivalent (region)) {
4759 return boost::shared_ptr<Region> ();
4763 Session::destroy_sources (list<boost::shared_ptr<Source> > srcs)
4765 set<boost::shared_ptr<Region> > relevant_regions;
4767 for (list<boost::shared_ptr<Source> >::iterator s = srcs.begin(); s != srcs.end(); ++s) {
4768 RegionFactory::get_regions_using_source (*s, relevant_regions);
4771 for (set<boost::shared_ptr<Region> >::iterator r = relevant_regions.begin(); r != relevant_regions.end(); ) {
4772 set<boost::shared_ptr<Region> >::iterator tmp;
4777 playlists->destroy_region (*r);
4778 RegionFactory::map_remove (*r);
4780 (*r)->drop_sources ();
4781 (*r)->drop_references ();
4783 relevant_regions.erase (r);
4788 for (list<boost::shared_ptr<Source> >::iterator s = srcs.begin(); s != srcs.end(); ) {
4791 Glib::Threads::Mutex::Lock ls (source_lock);
4792 /* remove from the main source list */
4793 sources.erase ((*s)->id());
4796 (*s)->mark_for_remove ();
4797 (*s)->drop_references ();
4806 Session::remove_last_capture ()
4808 list<boost::shared_ptr<Source> > srcs;
4810 boost::shared_ptr<RouteList> rl = routes.reader ();
4811 for (RouteList::iterator i = rl->begin(); i != rl->end(); ++i) {
4812 boost::shared_ptr<Track> tr = boost::dynamic_pointer_cast<Track> (*i);
4817 list<boost::shared_ptr<Source> >& l = tr->last_capture_sources();
4820 srcs.insert (srcs.end(), l.begin(), l.end());
4825 destroy_sources (srcs);
4827 save_state (_current_snapshot_name);
4832 /* Source Management */
4835 Session::add_source (boost::shared_ptr<Source> source)
4837 pair<SourceMap::key_type, SourceMap::mapped_type> entry;
4838 pair<SourceMap::iterator,bool> result;
4840 entry.first = source->id();
4841 entry.second = source;
4844 Glib::Threads::Mutex::Lock lm (source_lock);
4845 result = sources.insert (entry);
4848 if (result.second) {
4850 /* yay, new source */
4852 boost::shared_ptr<FileSource> fs = boost::dynamic_pointer_cast<FileSource> (source);
4855 if (!fs->within_session()) {
4856 ensure_search_path_includes (Glib::path_get_dirname (fs->path()), fs->type());
4862 boost::shared_ptr<AudioFileSource> afs;
4864 if ((afs = boost::dynamic_pointer_cast<AudioFileSource>(source)) != 0) {
4865 if (Config->get_auto_analyse_audio()) {
4866 Analyser::queue_source_for_analysis (source, false);
4870 source->DropReferences.connect_same_thread (*this, boost::bind (&Session::remove_source, this, boost::weak_ptr<Source> (source)));
4875 Session::remove_source (boost::weak_ptr<Source> src)
4877 if (_state_of_the_state & Deletion) {
4881 SourceMap::iterator i;
4882 boost::shared_ptr<Source> source = src.lock();
4889 Glib::Threads::Mutex::Lock lm (source_lock);
4891 if ((i = sources.find (source->id())) != sources.end()) {
4896 if (!(_state_of_the_state & StateOfTheState (InCleanup|Loading))) {
4898 /* save state so we don't end up with a session file
4899 referring to non-existent sources.
4902 save_state (_current_snapshot_name);
4906 boost::shared_ptr<Source>
4907 Session::source_by_id (const PBD::ID& id)
4909 Glib::Threads::Mutex::Lock lm (source_lock);
4910 SourceMap::iterator i;
4911 boost::shared_ptr<Source> source;
4913 if ((i = sources.find (id)) != sources.end()) {
4920 boost::shared_ptr<AudioFileSource>
4921 Session::audio_source_by_path_and_channel (const string& path, uint16_t chn) const
4923 /* Restricted to audio files because only audio sources have channel
4927 Glib::Threads::Mutex::Lock lm (source_lock);
4929 for (SourceMap::const_iterator i = sources.begin(); i != sources.end(); ++i) {
4930 boost::shared_ptr<AudioFileSource> afs
4931 = boost::dynamic_pointer_cast<AudioFileSource>(i->second);
4933 if (afs && afs->path() == path && chn == afs->channel()) {
4938 return boost::shared_ptr<AudioFileSource>();
4941 boost::shared_ptr<MidiSource>
4942 Session::midi_source_by_path (const std::string& path, bool need_source_lock) const
4944 /* Restricted to MIDI files because audio sources require a channel
4945 for unique identification, in addition to a path.
4948 Glib::Threads::Mutex::Lock lm (source_lock, Glib::Threads::NOT_LOCK);
4949 if (need_source_lock) {
4953 for (SourceMap::const_iterator s = sources.begin(); s != sources.end(); ++s) {
4954 boost::shared_ptr<MidiSource> ms
4955 = boost::dynamic_pointer_cast<MidiSource>(s->second);
4956 boost::shared_ptr<FileSource> fs
4957 = boost::dynamic_pointer_cast<FileSource>(s->second);
4959 if (ms && fs && fs->path() == path) {
4964 return boost::shared_ptr<MidiSource>();
4968 Session::count_sources_by_origin (const string& path)
4971 Glib::Threads::Mutex::Lock lm (source_lock);
4973 for (SourceMap::iterator i = sources.begin(); i != sources.end(); ++i) {
4974 boost::shared_ptr<FileSource> fs
4975 = boost::dynamic_pointer_cast<FileSource>(i->second);
4977 if (fs && fs->origin() == path) {
4986 peak_file_helper (const string& peak_path, const string& file_path, const string& file_base, bool hash) {
4988 std::string checksum = Glib::Checksum::compute_checksum(Glib::Checksum::CHECKSUM_SHA1, file_path + G_DIR_SEPARATOR + file_base);
4989 return Glib::build_filename (peak_path, checksum + peakfile_suffix);
4991 return Glib::build_filename (peak_path, file_base + peakfile_suffix);
4996 Session::construct_peak_filepath (const string& filepath, const bool in_session, const bool old_peak_name) const
4998 string interchange_dir_string = string (interchange_dir_name) + G_DIR_SEPARATOR;
5000 if (Glib::path_is_absolute (filepath)) {
5002 /* rip the session dir from the audiofile source */
5004 string session_path;
5005 bool in_another_session = true;
5007 if (filepath.find (interchange_dir_string) != string::npos) {
5009 session_path = Glib::path_get_dirname (filepath); /* now ends in audiofiles */
5010 session_path = Glib::path_get_dirname (session_path); /* now ends in session name */
5011 session_path = Glib::path_get_dirname (session_path); /* now ends in interchange */
5012 session_path = Glib::path_get_dirname (session_path); /* now has session path */
5014 /* see if it is within our session */
5016 for (vector<space_and_path>::const_iterator i = session_dirs.begin(); i != session_dirs.end(); ++i) {
5017 if (i->path == session_path) {
5018 in_another_session = false;
5023 in_another_session = false;
5027 if (in_another_session) {
5028 SessionDirectory sd (session_path);
5029 return peak_file_helper (sd.peak_path(), "", Glib::path_get_basename (filepath), !old_peak_name);
5033 /* 1) if file belongs to this session
5034 * it may be a relative path (interchange/...)
5035 * or just basename (session_state, remove source)
5036 * -> just use the basename
5038 std::string filename = Glib::path_get_basename (filepath);
5041 /* 2) if the file is outside our session dir:
5042 * (imported but not copied) add the path for check-summming */
5044 path = Glib::path_get_dirname (filepath);
5047 return peak_file_helper (_session_dir->peak_path(), path, Glib::path_get_basename (filepath), !old_peak_name);
5051 Session::new_audio_source_path_for_embedded (const std::string& path)
5055 * we know that the filename is already unique because it exists
5056 * out in the filesystem.
5058 * However, when we bring it into the session, we could get a
5061 * Eg. two embedded files:
5066 * When merged into session, these collide.
5068 * There will not be a conflict with in-memory sources
5069 * because when the source was created we already picked
5070 * a unique name for it.
5072 * This collision is not likely to be common, but we have to guard
5073 * against it. So, if there is a collision, take the md5 hash of the
5074 * the path, and use that as the filename instead.
5077 SessionDirectory sdir (get_best_session_directory_for_new_audio());
5078 string base = Glib::path_get_basename (path);
5079 string newpath = Glib::build_filename (sdir.sound_path(), base);
5081 if (Glib::file_test (newpath, Glib::FILE_TEST_EXISTS)) {
5085 md5.digestString (path.c_str());
5086 md5.writeToString ();
5087 base = md5.digestChars;
5089 string ext = get_suffix (path);
5096 newpath = Glib::build_filename (sdir.sound_path(), base);
5098 /* if this collides, we're screwed */
5100 if (Glib::file_test (newpath, Glib::FILE_TEST_EXISTS)) {
5101 error << string_compose (_("Merging embedded file %1: name collision AND md5 hash collision!"), path) << endmsg;
5110 /** Return true if there are no audio file sources that use @param name as
5111 * the filename component of their path.
5113 * Return false otherwise.
5115 * This method MUST ONLY be used to check in-session, mono files since it
5116 * hard-codes the channel of the audio file source we are looking for as zero.
5118 * If/when Ardour supports native files in non-mono formats, the logic here
5119 * will need to be revisited.
5122 Session::audio_source_name_is_unique (const string& name)
5124 std::vector<string> sdirs = source_search_path (DataType::AUDIO);
5125 vector<space_and_path>::iterator i;
5126 uint32_t existing = 0;
5128 for (vector<string>::const_iterator i = sdirs.begin(); i != sdirs.end(); ++i) {
5130 /* note that we search *without* the extension so that
5131 we don't end up both "Audio 1-1.wav" and "Audio 1-1.caf"
5132 in the event that this new name is required for
5133 a file format change.
5136 const string spath = *i;
5138 if (matching_unsuffixed_filename_exists_in (spath, name)) {
5143 /* it is possible that we have the path already
5144 * assigned to a source that has not yet been written
5145 * (ie. the write source for a diskstream). we have to
5146 * check this in order to make sure that our candidate
5147 * path isn't used again, because that can lead to
5148 * two Sources point to the same file with different
5149 * notions of their removability.
5153 string possible_path = Glib::build_filename (spath, name);
5155 if (audio_source_by_path_and_channel (possible_path, 0)) {
5161 return (existing == 0);
5165 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)
5168 const string ext = native_header_format_extension (config.get_native_file_header_format(), DataType::AUDIO);
5170 if (Profile->get_trx() && destructive) {
5172 sstr << setfill ('0') << setw (4) << cnt;
5173 sstr << legalized_base;
5175 sstr << legalized_base;
5177 if (take_required || related_exists) {
5189 } else if (nchan > 2) {
5194 /* XXX what? more than 26 channels! */
5205 /** Return a unique name based on \a base for a new internal audio source */
5207 Session::new_audio_source_path (const string& base, uint32_t nchan, uint32_t chan, bool destructive, bool take_required)
5210 string possible_name;
5211 const uint32_t limit = 9999; // arbitrary limit on number of files with the same basic name
5213 bool some_related_source_name_exists = false;
5215 legalized = legalize_for_path (base);
5217 // Find a "version" of the base name that doesn't exist in any of the possible directories.
5219 for (cnt = (destructive ? ++destructive_index : 1); cnt <= limit; ++cnt) {
5221 possible_name = format_audio_source_name (legalized, nchan, chan, destructive, take_required, cnt, some_related_source_name_exists);
5223 if (audio_source_name_is_unique (possible_name)) {
5227 some_related_source_name_exists = true;
5230 error << string_compose(
5231 _("There are already %1 recordings for %2, which I consider too many."),
5232 limit, base) << endmsg;
5234 throw failed_constructor();
5238 /* We've established that the new name does not exist in any session
5239 * directory, so now find out which one we should use for this new
5243 SessionDirectory sdir (get_best_session_directory_for_new_audio());
5245 std::string s = Glib::build_filename (sdir.sound_path(), possible_name);
5250 /** Return a unique name based on `base` for a new internal MIDI source */
5252 Session::new_midi_source_path (const string& base, bool need_lock)
5254 string possible_path;
5255 string possible_name;
5257 possible_name = legalize_for_path (base);
5259 // Find a "version" of the file name that doesn't exist in any of the possible directories.
5260 std::vector<string> sdirs = source_search_path(DataType::MIDI);
5262 /* - the main session folder is the first in the vector.
5263 * - after checking all locations for file-name uniqueness,
5264 * we keep the one from the last iteration as new file name
5265 * - midi files are small and should just be kept in the main session-folder
5267 * -> reverse the array, check main session folder last and use that as location
5270 std::reverse(sdirs.begin(), sdirs.end());
5273 possible_name = bump_name_once (possible_name, '-');
5275 vector<space_and_path>::iterator i;
5276 uint32_t existing = 0;
5278 for (vector<string>::const_iterator i = sdirs.begin(); i != sdirs.end(); ++i) {
5280 possible_path = Glib::build_filename (*i, possible_name + ".mid");
5282 if (Glib::file_test (possible_path, Glib::FILE_TEST_EXISTS)) {
5286 if (midi_source_by_path (possible_path, need_lock)) {
5291 if (possible_path.size () >= PATH_MAX) {
5292 error << string_compose(
5293 _("There are already many recordings for %1, resulting in a too long file-path %2."),
5294 base, possible_path) << endmsg;
5299 if (existing == 0) {
5304 /* No need to "find best location" for software/app-based RAID, because
5305 MIDI is so small that we always put it in the same place.
5308 return possible_path;
5312 /** Create a new within-session audio source */
5313 boost::shared_ptr<AudioFileSource>
5314 Session::create_audio_source_for_session (size_t n_chans, string const & base, uint32_t chan, bool destructive)
5316 const string path = new_audio_source_path (base, n_chans, chan, destructive, true);
5318 if (!path.empty()) {
5319 return boost::dynamic_pointer_cast<AudioFileSource> (
5320 SourceFactory::createWritable (DataType::AUDIO, *this, path, destructive, frame_rate(), true, true));
5322 throw failed_constructor ();
5326 /** Create a new within-session MIDI source */
5327 boost::shared_ptr<MidiSource>
5328 Session::create_midi_source_for_session (string const & basic_name)
5330 const string path = new_midi_source_path (basic_name);
5332 if (!path.empty()) {
5333 return boost::dynamic_pointer_cast<SMFSource> (
5334 SourceFactory::createWritable (
5335 DataType::MIDI, *this, path, false, frame_rate()));
5337 throw failed_constructor ();
5341 /** Create a new within-session MIDI source */
5342 boost::shared_ptr<MidiSource>
5343 Session::create_midi_source_by_stealing_name (boost::shared_ptr<Track> track)
5345 /* the caller passes in the track the source will be used in,
5346 so that we can keep the numbering sane.
5348 Rationale: a track with the name "Foo" that has had N
5349 captures carried out so far will ALREADY have a write source
5350 named "Foo-N+1.mid" waiting to be used for the next capture.
5352 If we call new_midi_source_name() we will get "Foo-N+2". But
5353 there is no region corresponding to "Foo-N+1", so when
5354 "Foo-N+2" appears in the track, the gap presents the user
5355 with odd behaviour - why did it skip past Foo-N+1?
5357 We could explain this to the user in some odd way, but
5358 instead we rename "Foo-N+1.mid" as "Foo-N+2.mid", and then
5361 If that attempted rename fails, we get "Foo-N+2.mid" anyway.
5364 boost::shared_ptr<MidiTrack> mt = boost::dynamic_pointer_cast<MidiTrack> (track);
5366 std::string name = track->steal_write_source_name ();
5369 return boost::shared_ptr<MidiSource>();
5372 /* MIDI files are small, just put them in the first location of the
5373 session source search path.
5376 const string path = Glib::build_filename (source_search_path (DataType::MIDI).front(), name);
5378 return boost::dynamic_pointer_cast<SMFSource> (
5379 SourceFactory::createWritable (
5380 DataType::MIDI, *this, path, false, frame_rate()));
5385 Session::add_playlist (boost::shared_ptr<Playlist> playlist, bool unused)
5387 if (playlist->hidden()) {
5391 playlists->add (playlist);
5394 playlist->release();
5401 Session::remove_playlist (boost::weak_ptr<Playlist> weak_playlist)
5403 if (_state_of_the_state & Deletion) {
5407 boost::shared_ptr<Playlist> playlist (weak_playlist.lock());
5413 playlists->remove (playlist);
5419 Session::set_audition (boost::shared_ptr<Region> r)
5421 pending_audition_region = r;
5422 add_post_transport_work (PostTransportAudition);
5423 _butler->schedule_transport_work ();
5427 Session::audition_playlist ()
5429 SessionEvent* ev = new SessionEvent (SessionEvent::Audition, SessionEvent::Add, SessionEvent::Immediate, 0, 0.0);
5430 ev->region.reset ();
5436 Session::register_lua_function (
5437 const std::string& name,
5438 const std::string& script,
5439 const LuaScriptParamList& args
5442 Glib::Threads::Mutex::Lock lm (lua_lock);
5444 lua_State* L = lua.getState();
5446 const std::string& bytecode = LuaScripting::get_factory_bytecode (script);
5447 luabridge::LuaRef tbl_arg (luabridge::newTable(L));
5448 for (LuaScriptParamList::const_iterator i = args.begin(); i != args.end(); ++i) {
5449 if ((*i)->optional && !(*i)->is_set) { continue; }
5450 tbl_arg[(*i)->name] = (*i)->value;
5452 (*_lua_add)(name, bytecode, tbl_arg); // throws luabridge::LuaException
5455 LuaScriptsChanged (); /* EMIT SIGNAL */
5460 Session::unregister_lua_function (const std::string& name)
5462 Glib::Threads::Mutex::Lock lm (lua_lock);
5463 (*_lua_del)(name); // throws luabridge::LuaException
5464 lua.collect_garbage ();
5467 LuaScriptsChanged (); /* EMIT SIGNAL */
5471 std::vector<std::string>
5472 Session::registered_lua_functions ()
5474 Glib::Threads::Mutex::Lock lm (lua_lock);
5475 std::vector<std::string> rv;
5478 luabridge::LuaRef list ((*_lua_list)());
5479 for (luabridge::Iterator i (list); !i.isNil (); ++i) {
5480 if (!i.key ().isString ()) { assert(0); continue; }
5481 rv.push_back (i.key ().cast<std::string> ());
5488 static void _lua_print (std::string s) {
5489 std::cout << "SessionLua: " << s << "\n";
5494 Session::try_run_lua (pframes_t nframes)
5496 if (_n_lua_scripts == 0) return;
5497 Glib::Threads::Mutex::Lock tm (lua_lock, Glib::Threads::TRY_LOCK);
5499 try { (*_lua_run)(nframes); } catch (...) { }
5500 lua.collect_garbage_step ();
5505 Session::setup_lua ()
5508 lua.Print.connect (&_lua_print);
5513 "function ArdourSession ()"
5514 " local self = { scripts = {}, instances = {} }"
5516 " local remove = function (n)"
5517 " self.scripts[n] = nil"
5518 " self.instances[n] = nil"
5519 " Session:scripts_changed()" // call back
5522 " local addinternal = function (n, f, a)"
5523 " assert(type(n) == 'string', 'function-name must be string')"
5524 " assert(type(f) == 'function', 'Given script is a not a function')"
5525 " assert(type(a) == 'table' or type(a) == 'nil', 'Given argument is invalid')"
5526 " assert(self.scripts[n] == nil, 'Callback \"'.. n ..'\" already exists.')"
5527 " self.scripts[n] = { ['f'] = f, ['a'] = a }"
5528 " local env = { print = print, 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, bit32=bit32, Session = Session, PBD = PBD, Timecode = Timecode, Evoral = Evoral, C = C, ARDOUR = ARDOUR }"
5529 " self.instances[n] = load (string.dump(f, true), nil, nil, env)(a)"
5530 " Session:scripts_changed()" // call back
5533 " local add = function (n, b, a)"
5534 " assert(type(b) == 'string', 'ByteCode must be string')"
5535 " load (b)()" // assigns f
5536 " assert(type(f) == 'string', 'Assigned ByteCode must be string')"
5537 " addinternal (n, load(f), a)"
5540 " local run = function (...)"
5541 " for n, s in pairs (self.instances) do"
5542 " local status, err = pcall (s, ...)"
5543 " if not status then"
5544 " print ('fn \"'.. n .. '\": ', err)"
5551 " local cleanup = function ()"
5552 " self.scripts = nil"
5553 " self.instances = nil"
5556 " local list = function ()"
5558 " for n, _ in pairs (self.scripts) do"
5564 " local function basic_serialize (o)"
5565 " if type(o) == \"number\" then"
5566 " return tostring(o)"
5568 " return string.format(\"%q\", o)"
5572 " local function serialize (name, value)"
5573 " local rv = name .. ' = '"
5575 " if type(value) == \"number\" or type(value) == \"string\" or type(value) == \"nil\" then"
5576 " return rv .. basic_serialize(value) .. ' '"
5577 " elseif type(value) == \"table\" then"
5579 " for k,v in pairs(value) do"
5580 " local fieldname = string.format(\"%s[%s]\", name, basic_serialize(k))"
5581 " rv = rv .. serialize(fieldname, v) .. ' '"
5582 " collectgarbage()" // string concatenation allocates a new string :(
5585 " elseif type(value) == \"function\" then"
5586 " return rv .. string.format(\"%q\", string.dump(value, true))"
5588 " error('cannot save a ' .. type(value))"
5593 " local save = function ()"
5594 " return (serialize('scripts', self.scripts))"
5597 " local restore = function (state)"
5598 " self.scripts = {}"
5600 " for n, s in pairs (scripts) do"
5601 " addinternal (n, load(s['f']), s['a'])"
5605 " return { run = run, add = add, remove = remove,"
5606 " list = list, restore = restore, save = save, cleanup = cleanup}"
5609 " sess = ArdourSession ()"
5610 " ArdourSession = nil"
5612 "function ardour () end"
5615 lua_State* L = lua.getState();
5618 luabridge::LuaRef lua_sess = luabridge::getGlobal (L, "sess");
5619 lua.do_command ("sess = nil"); // hide it.
5620 lua.do_command ("collectgarbage()");
5622 _lua_run = new luabridge::LuaRef(lua_sess["run"]);
5623 _lua_add = new luabridge::LuaRef(lua_sess["add"]);
5624 _lua_del = new luabridge::LuaRef(lua_sess["remove"]);
5625 _lua_list = new luabridge::LuaRef(lua_sess["list"]);
5626 _lua_save = new luabridge::LuaRef(lua_sess["save"]);
5627 _lua_load = new luabridge::LuaRef(lua_sess["restore"]);
5628 _lua_cleanup = new luabridge::LuaRef(lua_sess["cleanup"]);
5629 } catch (luabridge::LuaException const& e) {
5630 fatal << string_compose (_("programming error: %1"),
5631 std::string ("Failed to setup session Lua interpreter") + e.what ())
5633 abort(); /*NOTREACHED*/
5635 fatal << string_compose (_("programming error: %1"),
5636 X_("Failed to setup session Lua interpreter"))
5638 abort(); /*NOTREACHED*/
5641 LuaBindings::stddef (L);
5642 LuaBindings::common (L);
5643 LuaBindings::dsp (L);
5644 luabridge::push <Session *> (L, this);
5645 lua_setglobal (L, "Session");
5649 Session::scripts_changed ()
5651 assert (!lua_lock.trylock()); // must hold lua_lock
5654 luabridge::LuaRef list ((*_lua_list)());
5656 for (luabridge::Iterator i (list); !i.isNil (); ++i) {
5657 if (!i.key ().isString ()) { assert(0); continue; }
5660 _n_lua_scripts = cnt;
5661 } catch (luabridge::LuaException const& e) {
5662 fatal << string_compose (_("programming error: %1"),
5663 std::string ("Indexing Lua Session Scripts failed.") + e.what ())
5665 abort(); /*NOTREACHED*/
5667 fatal << string_compose (_("programming error: %1"),
5668 X_("Indexing Lua Session Scripts failed."))
5670 abort(); /*NOTREACHED*/
5675 Session::non_realtime_set_audition ()
5677 assert (pending_audition_region);
5678 auditioner->audition_region (pending_audition_region);
5679 pending_audition_region.reset ();
5680 AuditionActive (true); /* EMIT SIGNAL */
5684 Session::audition_region (boost::shared_ptr<Region> r)
5686 SessionEvent* ev = new SessionEvent (SessionEvent::Audition, SessionEvent::Add, SessionEvent::Immediate, 0, 0.0);
5692 Session::cancel_audition ()
5697 if (auditioner->auditioning()) {
5698 auditioner->cancel_audition ();
5699 AuditionActive (false); /* EMIT SIGNAL */
5704 Session::is_auditioning () const
5706 /* can be called before we have an auditioner object */
5708 return auditioner->auditioning();
5715 Session::graph_reordered ()
5717 /* don't do this stuff if we are setting up connections
5718 from a set_state() call or creating new tracks. Ditto for deletion.
5721 if ((_state_of_the_state & (InitialConnecting|Deletion)) || _adding_routes_in_progress || _reconnecting_routes_in_progress || _route_deletion_in_progress) {
5727 /* force all diskstreams to update their capture offset values to
5728 reflect any changes in latencies within the graph.
5731 boost::shared_ptr<RouteList> rl = routes.reader ();
5732 for (RouteList::iterator i = rl->begin(); i != rl->end(); ++i) {
5733 boost::shared_ptr<Track> tr = boost::dynamic_pointer_cast<Track> (*i);
5735 tr->update_latency_information ();
5740 /** @return Number of frames that there is disk space available to write,
5743 boost::optional<framecnt_t>
5744 Session::available_capture_duration ()
5746 Glib::Threads::Mutex::Lock lm (space_lock);
5748 if (_total_free_4k_blocks_uncertain) {
5749 return boost::optional<framecnt_t> ();
5752 float sample_bytes_on_disk = 4.0; // keep gcc happy
5754 switch (config.get_native_file_data_format()) {
5756 sample_bytes_on_disk = 4.0;
5760 sample_bytes_on_disk = 3.0;
5764 sample_bytes_on_disk = 2.0;
5768 /* impossible, but keep some gcc versions happy */
5769 fatal << string_compose (_("programming error: %1"),
5770 X_("illegal native file data format"))
5772 abort(); /*NOTREACHED*/
5775 double scale = 4096.0 / sample_bytes_on_disk;
5777 if (_total_free_4k_blocks * scale > (double) max_framecnt) {
5778 return max_framecnt;
5781 return (framecnt_t) floor (_total_free_4k_blocks * scale);
5785 Session::add_bundle (boost::shared_ptr<Bundle> bundle, bool emit_signal)
5788 RCUWriter<BundleList> writer (_bundles);
5789 boost::shared_ptr<BundleList> b = writer.get_copy ();
5790 b->push_back (bundle);
5794 BundleAddedOrRemoved (); /* EMIT SIGNAL */
5801 Session::remove_bundle (boost::shared_ptr<Bundle> bundle)
5803 bool removed = false;
5806 RCUWriter<BundleList> writer (_bundles);
5807 boost::shared_ptr<BundleList> b = writer.get_copy ();
5808 BundleList::iterator i = find (b->begin(), b->end(), bundle);
5810 if (i != b->end()) {
5817 BundleAddedOrRemoved (); /* EMIT SIGNAL */
5823 boost::shared_ptr<Bundle>
5824 Session::bundle_by_name (string name) const
5826 boost::shared_ptr<BundleList> b = _bundles.reader ();
5828 for (BundleList::const_iterator i = b->begin(); i != b->end(); ++i) {
5829 if ((*i)->name() == name) {
5834 return boost::shared_ptr<Bundle> ();
5838 Session::tempo_map_changed (const PropertyChange&)
5842 playlists->update_after_tempo_map_change ();
5844 _locations->apply (*this, &Session::update_locations_after_tempo_map_change);
5850 Session::update_locations_after_tempo_map_change (const Locations::LocationList& loc)
5852 for (Locations::LocationList::const_iterator i = loc.begin(); i != loc.end(); ++i) {
5853 (*i)->recompute_frames_from_beat ();
5857 /** Ensures that all buffers (scratch, send, silent, etc) are allocated for
5858 * the given count with the current block size.
5861 Session::ensure_buffers (ChanCount howmany)
5863 BufferManager::ensure_buffers (howmany, bounce_processing() ? bounce_chunk_size : 0);
5867 Session::ensure_buffer_set(BufferSet& buffers, const ChanCount& count)
5869 for (DataType::iterator t = DataType::begin(); t != DataType::end(); ++t) {
5870 buffers.ensure_buffers(*t, count.get(*t), _engine.raw_buffer_size(*t));
5875 Session::next_insert_id ()
5877 /* this doesn't really loop forever. just think about it */
5880 for (boost::dynamic_bitset<uint32_t>::size_type n = 1; n < insert_bitset.size(); ++n) {
5881 if (!insert_bitset[n]) {
5882 insert_bitset[n] = true;
5888 /* none available, so resize and try again */
5890 insert_bitset.resize (insert_bitset.size() + 16, false);
5895 Session::next_send_id ()
5897 /* this doesn't really loop forever. just think about it */
5900 for (boost::dynamic_bitset<uint32_t>::size_type n = 1; n < send_bitset.size(); ++n) {
5901 if (!send_bitset[n]) {
5902 send_bitset[n] = true;
5908 /* none available, so resize and try again */
5910 send_bitset.resize (send_bitset.size() + 16, false);
5915 Session::next_aux_send_id ()
5917 /* this doesn't really loop forever. just think about it */
5920 for (boost::dynamic_bitset<uint32_t>::size_type n = 1; n < aux_send_bitset.size(); ++n) {
5921 if (!aux_send_bitset[n]) {
5922 aux_send_bitset[n] = true;
5928 /* none available, so resize and try again */
5930 aux_send_bitset.resize (aux_send_bitset.size() + 16, false);
5935 Session::next_return_id ()
5937 /* this doesn't really loop forever. just think about it */
5940 for (boost::dynamic_bitset<uint32_t>::size_type n = 1; n < return_bitset.size(); ++n) {
5941 if (!return_bitset[n]) {
5942 return_bitset[n] = true;
5948 /* none available, so resize and try again */
5950 return_bitset.resize (return_bitset.size() + 16, false);
5955 Session::mark_send_id (uint32_t id)
5957 if (id >= send_bitset.size()) {
5958 send_bitset.resize (id+16, false);
5960 if (send_bitset[id]) {
5961 warning << string_compose (_("send ID %1 appears to be in use already"), id) << endmsg;
5963 send_bitset[id] = true;
5967 Session::mark_aux_send_id (uint32_t id)
5969 if (id >= aux_send_bitset.size()) {
5970 aux_send_bitset.resize (id+16, false);
5972 if (aux_send_bitset[id]) {
5973 warning << string_compose (_("aux send ID %1 appears to be in use already"), id) << endmsg;
5975 aux_send_bitset[id] = true;
5979 Session::mark_return_id (uint32_t id)
5981 if (id >= return_bitset.size()) {
5982 return_bitset.resize (id+16, false);
5984 if (return_bitset[id]) {
5985 warning << string_compose (_("return ID %1 appears to be in use already"), id) << endmsg;
5987 return_bitset[id] = true;
5991 Session::mark_insert_id (uint32_t id)
5993 if (id >= insert_bitset.size()) {
5994 insert_bitset.resize (id+16, false);
5996 if (insert_bitset[id]) {
5997 warning << string_compose (_("insert ID %1 appears to be in use already"), id) << endmsg;
5999 insert_bitset[id] = true;
6003 Session::unmark_send_id (uint32_t id)
6005 if (id < send_bitset.size()) {
6006 send_bitset[id] = false;
6011 Session::unmark_aux_send_id (uint32_t id)
6013 if (id < aux_send_bitset.size()) {
6014 aux_send_bitset[id] = false;
6019 Session::unmark_return_id (uint32_t id)
6021 if (_state_of_the_state & Deletion) { return; }
6022 if (id < return_bitset.size()) {
6023 return_bitset[id] = false;
6028 Session::unmark_insert_id (uint32_t id)
6030 if (id < insert_bitset.size()) {
6031 insert_bitset[id] = false;
6036 Session::reset_native_file_format ()
6038 boost::shared_ptr<RouteList> rl = routes.reader ();
6040 for (RouteList::iterator i = rl->begin(); i != rl->end(); ++i) {
6041 boost::shared_ptr<Track> tr = boost::dynamic_pointer_cast<Track> (*i);
6043 /* don't save state as we do this, there's no point
6045 _state_of_the_state = StateOfTheState (_state_of_the_state|InCleanup);
6046 tr->reset_write_sources (false);
6047 _state_of_the_state = StateOfTheState (_state_of_the_state & ~InCleanup);
6053 Session::route_name_unique (string n) const
6055 boost::shared_ptr<RouteList> r = routes.reader ();
6057 for (RouteList::const_iterator i = r->begin(); i != r->end(); ++i) {
6058 if ((*i)->name() == n) {
6067 Session::route_name_internal (string n) const
6069 if (auditioner && auditioner->name() == n) {
6073 if (_click_io && _click_io->name() == n) {
6081 Session::freeze_all (InterThreadInfo& itt)
6083 boost::shared_ptr<RouteList> r = routes.reader ();
6085 for (RouteList::iterator i = r->begin(); i != r->end(); ++i) {
6087 boost::shared_ptr<Track> t;
6089 if ((t = boost::dynamic_pointer_cast<Track>(*i)) != 0) {
6090 /* XXX this is wrong because itt.progress will keep returning to zero at the start
6100 boost::shared_ptr<Region>
6101 Session::write_one_track (Track& track, framepos_t start, framepos_t end,
6102 bool /*overwrite*/, vector<boost::shared_ptr<Source> >& srcs,
6103 InterThreadInfo& itt,
6104 boost::shared_ptr<Processor> endpoint, bool include_endpoint,
6105 bool for_export, bool for_freeze)
6107 boost::shared_ptr<Region> result;
6108 boost::shared_ptr<Playlist> playlist;
6109 boost::shared_ptr<Source> source;
6110 ChanCount diskstream_channels (track.n_channels());
6111 framepos_t position;
6112 framecnt_t this_chunk;
6114 framepos_t latency_skip;
6116 framepos_t len = end - start;
6117 bool need_block_size_reset = false;
6118 ChanCount const max_proc = track.max_processor_streams ();
6119 string legal_playlist_name;
6120 string possible_path;
6123 error << string_compose (_("Cannot write a range where end <= start (e.g. %1 <= %2)"),
6124 end, start) << endmsg;
6128 diskstream_channels = track.bounce_get_output_streams (diskstream_channels, endpoint,
6129 include_endpoint, for_export, for_freeze);
6131 if (diskstream_channels.n(track.data_type()) < 1) {
6132 error << _("Cannot write a range with no data.") << endmsg;
6136 // block all process callback handling
6138 block_processing ();
6141 // synchronize with AudioEngine::process_callback()
6142 // make sure processing is not currently running
6143 // and processing_blocked() is honored before
6144 // acquiring thread buffers
6145 Glib::Threads::Mutex::Lock lm (_engine.process_lock());
6148 _bounce_processing_active = true;
6150 /* call tree *MUST* hold route_lock */
6152 if ((playlist = track.playlist()) == 0) {
6156 legal_playlist_name = legalize_for_path (playlist->name());
6158 for (uint32_t chan_n = 0; chan_n < diskstream_channels.n(track.data_type()); ++chan_n) {
6160 string base_name = string_compose ("%1-%2-bounce", playlist->name(), chan_n);
6161 string path = ((track.data_type() == DataType::AUDIO)
6162 ? new_audio_source_path (legal_playlist_name, diskstream_channels.n_audio(), chan_n, false, true)
6163 : new_midi_source_path (legal_playlist_name));
6170 source = SourceFactory::createWritable (track.data_type(), *this, path, false, frame_rate());
6173 catch (failed_constructor& err) {
6174 error << string_compose (_("cannot create new file \"%1\" for %2"), path, track.name()) << endmsg;
6178 srcs.push_back (source);
6181 /* tell redirects that care that we are about to use a much larger
6182 * blocksize. this will flush all plugins too, so that they are ready
6183 * to be used for this process.
6186 need_block_size_reset = true;
6187 track.set_block_size (bounce_chunk_size);
6188 _engine.main_thread()->get_buffers ();
6192 latency_skip = track.bounce_get_latency (endpoint, include_endpoint, for_export, for_freeze);
6194 /* create a set of reasonably-sized buffers */
6195 for (DataType::iterator t = DataType::begin(); t != DataType::end(); ++t) {
6196 buffers.ensure_buffers(*t, max_proc.get(*t), bounce_chunk_size);
6198 buffers.set_count (max_proc);
6200 for (vector<boost::shared_ptr<Source> >::iterator src = srcs.begin(); src != srcs.end(); ++src) {
6201 boost::shared_ptr<AudioFileSource> afs = boost::dynamic_pointer_cast<AudioFileSource>(*src);
6202 boost::shared_ptr<MidiSource> ms;
6204 afs->prepare_for_peakfile_writes ();
6205 } else if ((ms = boost::dynamic_pointer_cast<MidiSource>(*src))) {
6206 Source::Lock lock(ms->mutex());
6207 ms->mark_streaming_write_started(lock);
6211 while (to_do && !itt.cancel) {
6213 this_chunk = min (to_do, bounce_chunk_size);
6215 if (track.export_stuff (buffers, start, this_chunk, endpoint, include_endpoint, for_export, for_freeze)) {
6219 start += this_chunk;
6220 to_do -= this_chunk;
6221 itt.progress = (float) (1.0 - ((double) to_do / len));
6223 if (latency_skip >= bounce_chunk_size) {
6224 latency_skip -= bounce_chunk_size;
6228 const framecnt_t current_chunk = this_chunk - latency_skip;
6231 for (vector<boost::shared_ptr<Source> >::iterator src=srcs.begin(); src != srcs.end(); ++src, ++n) {
6232 boost::shared_ptr<AudioFileSource> afs = boost::dynamic_pointer_cast<AudioFileSource>(*src);
6233 boost::shared_ptr<MidiSource> ms;
6236 if (afs->write (buffers.get_audio(n).data(latency_skip), current_chunk) != current_chunk) {
6239 } else if ((ms = boost::dynamic_pointer_cast<MidiSource>(*src))) {
6240 Source::Lock lock(ms->mutex());
6242 const MidiBuffer& buf = buffers.get_midi(0);
6243 for (MidiBuffer::const_iterator i = buf.begin(); i != buf.end(); ++i) {
6244 Evoral::Event<framepos_t> ev = *i;
6245 ev.set_time(ev.time() - position);
6246 ms->append_event_frames(lock, ev, ms->timeline_position());
6253 /* post-roll, pick up delayed processor output */
6254 latency_skip = track.bounce_get_latency (endpoint, include_endpoint, for_export, for_freeze);
6256 while (latency_skip && !itt.cancel) {
6257 this_chunk = min (latency_skip, bounce_chunk_size);
6258 latency_skip -= this_chunk;
6260 buffers.silence (this_chunk, 0);
6261 track.bounce_process (buffers, start, this_chunk, endpoint, include_endpoint, for_export, for_freeze);
6264 for (vector<boost::shared_ptr<Source> >::iterator src=srcs.begin(); src != srcs.end(); ++src, ++n) {
6265 boost::shared_ptr<AudioFileSource> afs = boost::dynamic_pointer_cast<AudioFileSource>(*src);
6268 if (afs->write (buffers.get_audio(n).data(), this_chunk) != this_chunk) {
6280 xnow = localtime (&now);
6282 for (vector<boost::shared_ptr<Source> >::iterator src=srcs.begin(); src != srcs.end(); ++src) {
6283 boost::shared_ptr<AudioFileSource> afs = boost::dynamic_pointer_cast<AudioFileSource>(*src);
6284 boost::shared_ptr<MidiSource> ms;
6287 afs->update_header (position, *xnow, now);
6288 afs->flush_header ();
6289 } else if ((ms = boost::dynamic_pointer_cast<MidiSource>(*src))) {
6290 Source::Lock lock(ms->mutex());
6291 ms->mark_streaming_write_completed(lock);
6295 /* construct a region to represent the bounced material */
6299 plist.add (Properties::start, 0);
6300 plist.add (Properties::length, srcs.front()->length(srcs.front()->timeline_position()));
6301 plist.add (Properties::name, region_name_from_path (srcs.front()->name(), true));
6303 result = RegionFactory::create (srcs, plist);
6309 for (vector<boost::shared_ptr<Source> >::iterator src = srcs.begin(); src != srcs.end(); ++src) {
6310 (*src)->mark_for_remove ();
6311 (*src)->drop_references ();
6315 for (vector<boost::shared_ptr<Source> >::iterator src = srcs.begin(); src != srcs.end(); ++src) {
6316 boost::shared_ptr<AudioFileSource> afs = boost::dynamic_pointer_cast<AudioFileSource>(*src);
6319 afs->done_with_peakfile_writes ();
6323 _bounce_processing_active = false;
6325 if (need_block_size_reset) {
6326 _engine.main_thread()->drop_buffers ();
6327 track.set_block_size (get_block_size());
6330 unblock_processing ();
6336 Session::gain_automation_buffer() const
6338 return ProcessThread::gain_automation_buffer ();
6342 Session::trim_automation_buffer() const
6344 return ProcessThread::trim_automation_buffer ();
6348 Session::send_gain_automation_buffer() const
6350 return ProcessThread::send_gain_automation_buffer ();
6354 Session::scratch_automation_buffer() const
6356 return ProcessThread::scratch_automation_buffer ();
6360 Session::pan_automation_buffer() const
6362 return ProcessThread::pan_automation_buffer ();
6366 Session::get_silent_buffers (ChanCount count)
6368 return ProcessThread::get_silent_buffers (count);
6372 Session::get_scratch_buffers (ChanCount count, bool silence)
6374 return ProcessThread::get_scratch_buffers (count, silence);
6378 Session::get_noinplace_buffers (ChanCount count)
6380 return ProcessThread::get_noinplace_buffers (count);
6384 Session::get_route_buffers (ChanCount count, bool silence)
6386 return ProcessThread::get_route_buffers (count, silence);
6391 Session::get_mix_buffers (ChanCount count)
6393 return ProcessThread::get_mix_buffers (count);
6397 Session::ntracks () const
6400 boost::shared_ptr<RouteList> r = routes.reader ();
6402 for (RouteList::const_iterator i = r->begin(); i != r->end(); ++i) {
6403 if (boost::dynamic_pointer_cast<Track> (*i)) {
6412 Session::nbusses () const
6415 boost::shared_ptr<RouteList> r = routes.reader ();
6417 for (RouteList::const_iterator i = r->begin(); i != r->end(); ++i) {
6418 if (boost::dynamic_pointer_cast<Track>(*i) == 0) {
6427 Session::nstripables (bool with_monitor) const
6429 uint32_t rv = routes.reader()->size ();
6430 rv += _vca_manager->vcas ().size ();
6444 Session::add_automation_list(AutomationList *al)
6446 automation_lists[al->id()] = al;
6449 /** @return true if there is at least one record-enabled track, otherwise false */
6451 Session::have_rec_enabled_track () const
6453 return g_atomic_int_get (const_cast<gint*>(&_have_rec_enabled_track)) == 1;
6457 Session::have_rec_disabled_track () const
6459 return g_atomic_int_get (const_cast<gint*>(&_have_rec_disabled_track)) == 1;
6462 /** Update the state of our rec-enabled tracks flag */
6464 Session::update_route_record_state ()
6466 boost::shared_ptr<RouteList> rl = routes.reader ();
6467 RouteList::iterator i = rl->begin();
6468 while (i != rl->end ()) {
6470 boost::shared_ptr<Track> tr = boost::dynamic_pointer_cast<Track> (*i);
6471 if (tr && tr->rec_enable_control()->get_value()) {
6478 int const old = g_atomic_int_get (&_have_rec_enabled_track);
6480 g_atomic_int_set (&_have_rec_enabled_track, i != rl->end () ? 1 : 0);
6482 if (g_atomic_int_get (&_have_rec_enabled_track) != old) {
6483 RecordStateChanged (); /* EMIT SIGNAL */
6486 for (i = rl->begin(); i != rl->end (); ++i) {
6487 boost::shared_ptr<Track> tr = boost::dynamic_pointer_cast<Track> (*i);
6488 if (tr && !tr->rec_enable_control()->get_value()) {
6493 g_atomic_int_set (&_have_rec_disabled_track, i != rl->end () ? 1 : 0);
6495 bool record_arm_state_changed = (old != g_atomic_int_get (&_have_rec_enabled_track) );
6497 if (record_status() == Recording && record_arm_state_changed ) {
6498 RecordArmStateChanged ();
6504 Session::listen_position_changed ()
6506 ProcessorChangeBlocker pcb (this);
6507 boost::shared_ptr<RouteList> r = routes.reader ();
6508 for (RouteList::iterator i = r->begin(); i != r->end(); ++i) {
6509 (*i)->listen_position_changed ();
6514 Session::solo_control_mode_changed ()
6516 if (soloing() || listening()) {
6518 /* We can't use ::clear_all_solo_state() here because during
6519 session loading at program startup, that will queue a call
6520 to rt_clear_all_solo_state() that will not execute until
6521 AFTER solo states have been established (thus throwing away
6522 the session's saved solo state). So just explicitly turn
6525 set_controls (route_list_to_control_list (get_routes(), &Stripable::solo_control), 0.0, Controllable::NoGroup);
6527 clear_all_solo_state (get_routes());
6532 /** Called when a property of one of our route groups changes */
6534 Session::route_group_property_changed (RouteGroup* rg)
6536 RouteGroupPropertyChanged (rg); /* EMIT SIGNAL */
6539 /** Called when a route is added to one of our route groups */
6541 Session::route_added_to_route_group (RouteGroup* rg, boost::weak_ptr<Route> r)
6543 RouteAddedToRouteGroup (rg, r);
6546 /** Called when a route is removed from one of our route groups */
6548 Session::route_removed_from_route_group (RouteGroup* rg, boost::weak_ptr<Route> r)
6550 update_route_record_state ();
6551 RouteRemovedFromRouteGroup (rg, r); /* EMIT SIGNAL */
6553 if (!rg->has_control_master () && !rg->has_subgroup () && rg->empty()) {
6554 remove_route_group (*rg);
6558 boost::shared_ptr<RouteList>
6559 Session::get_tracks () const
6561 boost::shared_ptr<RouteList> rl = routes.reader ();
6562 boost::shared_ptr<RouteList> tl (new RouteList);
6564 for (RouteList::const_iterator r = rl->begin(); r != rl->end(); ++r) {
6565 if (boost::dynamic_pointer_cast<Track> (*r)) {
6566 assert (!(*r)->is_auditioner()); // XXX remove me
6573 boost::shared_ptr<RouteList>
6574 Session::get_routes_with_regions_at (framepos_t const p) const
6576 boost::shared_ptr<RouteList> r = routes.reader ();
6577 boost::shared_ptr<RouteList> rl (new RouteList);
6579 for (RouteList::iterator i = r->begin(); i != r->end(); ++i) {
6580 boost::shared_ptr<Track> tr = boost::dynamic_pointer_cast<Track> (*i);
6585 boost::shared_ptr<Playlist> pl = tr->playlist ();
6590 if (pl->has_region_at (p)) {
6599 Session::goto_end ()
6601 if (_session_range_location) {
6602 request_locate (_session_range_location->end(), false);
6604 request_locate (0, false);
6609 Session::goto_start (bool and_roll)
6611 if (_session_range_location) {
6612 request_locate (_session_range_location->start(), and_roll);
6614 request_locate (0, and_roll);
6619 Session::current_start_frame () const
6621 return _session_range_location ? _session_range_location->start() : 0;
6625 Session::current_end_frame () const
6627 return _session_range_location ? _session_range_location->end() : 0;
6631 Session::set_session_range_location (framepos_t start, framepos_t end)
6633 _session_range_location = new Location (*this, start, end, _("session"), Location::IsSessionRange, 0);
6634 _locations->add (_session_range_location);
6638 Session::step_edit_status_change (bool yn)
6644 send = (_step_editors == 0);
6649 send = (_step_editors == 1);
6652 if (_step_editors > 0) {
6658 StepEditStatusChange (val);
6664 Session::start_time_changed (framepos_t old)
6666 /* Update the auto loop range to match the session range
6667 (unless the auto loop range has been changed by the user)
6670 Location* s = _locations->session_range_location ();
6675 Location* l = _locations->auto_loop_location ();
6677 if (l && l->start() == old) {
6678 l->set_start (s->start(), true);
6684 Session::end_time_changed (framepos_t old)
6686 /* Update the auto loop range to match the session range
6687 (unless the auto loop range has been changed by the user)
6690 Location* s = _locations->session_range_location ();
6695 Location* l = _locations->auto_loop_location ();
6697 if (l && l->end() == old) {
6698 l->set_end (s->end(), true);
6703 std::vector<std::string>
6704 Session::source_search_path (DataType type) const
6708 if (session_dirs.size() == 1) {
6710 case DataType::AUDIO:
6711 sp.push_back (_session_dir->sound_path());
6713 case DataType::MIDI:
6714 sp.push_back (_session_dir->midi_path());
6718 for (vector<space_and_path>::const_iterator i = session_dirs.begin(); i != session_dirs.end(); ++i) {
6719 SessionDirectory sdir (i->path);
6721 case DataType::AUDIO:
6722 sp.push_back (sdir.sound_path());
6724 case DataType::MIDI:
6725 sp.push_back (sdir.midi_path());
6731 if (type == DataType::AUDIO) {
6732 const string sound_path_2X = _session_dir->sound_path_2X();
6733 if (Glib::file_test (sound_path_2X, Glib::FILE_TEST_EXISTS|Glib::FILE_TEST_IS_DIR)) {
6734 if (find (sp.begin(), sp.end(), sound_path_2X) == sp.end()) {
6735 sp.push_back (sound_path_2X);
6740 // now check the explicit (possibly user-specified) search path
6743 case DataType::AUDIO:
6744 sp += Searchpath(config.get_audio_search_path ());
6746 case DataType::MIDI:
6747 sp += Searchpath(config.get_midi_search_path ());
6755 Session::ensure_search_path_includes (const string& path, DataType type)
6764 case DataType::AUDIO:
6765 sp += Searchpath(config.get_audio_search_path ());
6767 case DataType::MIDI:
6768 sp += Searchpath (config.get_midi_search_path ());
6772 for (vector<std::string>::iterator i = sp.begin(); i != sp.end(); ++i) {
6773 /* No need to add this new directory if it has the same inode as
6774 an existing one; checking inode rather than name prevents duplicated
6775 directories when we are using symlinks.
6777 On Windows, I think we could just do if (*i == path) here.
6779 if (PBD::equivalent_paths (*i, path)) {
6787 case DataType::AUDIO:
6788 config.set_audio_search_path (sp.to_string());
6790 case DataType::MIDI:
6791 config.set_midi_search_path (sp.to_string());
6797 Session::remove_dir_from_search_path (const string& dir, DataType type)
6802 case DataType::AUDIO:
6803 sp = Searchpath(config.get_audio_search_path ());
6805 case DataType::MIDI:
6806 sp = Searchpath (config.get_midi_search_path ());
6813 case DataType::AUDIO:
6814 config.set_audio_search_path (sp.to_string());
6816 case DataType::MIDI:
6817 config.set_midi_search_path (sp.to_string());
6823 boost::shared_ptr<Speakers>
6824 Session::get_speakers()
6830 Session::unknown_processors () const
6834 boost::shared_ptr<RouteList> r = routes.reader ();
6835 for (RouteList::iterator i = r->begin(); i != r->end(); ++i) {
6836 list<string> t = (*i)->unknown_processors ();
6837 copy (t.begin(), t.end(), back_inserter (p));
6847 Session::update_latency (bool playback)
6850 DEBUG_TRACE (DEBUG::Latency, string_compose ("JACK latency callback: %1\n", (playback ? "PLAYBACK" : "CAPTURE")));
6852 if ((_state_of_the_state & (InitialConnecting|Deletion)) || _adding_routes_in_progress || _route_deletion_in_progress) {
6855 if (!_engine.running()) {
6859 boost::shared_ptr<RouteList> r = routes.reader ();
6860 framecnt_t max_latency = 0;
6863 /* reverse the list so that we work backwards from the last route to run to the first */
6864 RouteList* rl = routes.reader().get();
6865 r.reset (new RouteList (*rl));
6866 reverse (r->begin(), r->end());
6869 /* compute actual latency values for the given direction and store them all in per-port
6870 structures. this will also publish the same values (to JACK) so that computation of latency
6871 for routes can consistently use public latency values.
6874 for (RouteList::iterator i = r->begin(); i != r->end(); ++i) {
6875 max_latency = max (max_latency, (*i)->set_private_port_latencies (playback));
6878 /* because we latency compensate playback, our published playback latencies should
6879 be the same for all output ports - all material played back by ardour has
6880 the same latency, whether its caused by plugins or by latency compensation. since
6881 these may differ from the values computed above, reset all playback port latencies
6885 DEBUG_TRACE (DEBUG::Latency, string_compose ("Set public port latencies to %1\n", max_latency));
6887 for (RouteList::iterator i = r->begin(); i != r->end(); ++i) {
6888 (*i)->set_public_port_latencies (max_latency, playback);
6893 post_playback_latency ();
6897 post_capture_latency ();
6900 DEBUG_TRACE (DEBUG::Latency, "JACK latency callback: DONE\n");
6904 Session::post_playback_latency ()
6906 set_worst_playback_latency ();
6908 boost::shared_ptr<RouteList> r = routes.reader ();
6910 for (RouteList::iterator i = r->begin(); i != r->end(); ++i) {
6911 assert (!(*i)->is_auditioner()); // XXX remove me
6912 if ((*i)->active()) {
6913 _worst_track_latency = max (_worst_track_latency, (*i)->update_signal_latency ());
6917 for (RouteList::iterator i = r->begin(); i != r->end(); ++i) {
6918 (*i)->set_latency_compensation (_worst_track_latency);
6923 Session::post_capture_latency ()
6925 set_worst_capture_latency ();
6927 /* reflect any changes in capture latencies into capture offsets
6930 boost::shared_ptr<RouteList> rl = routes.reader();
6931 for (RouteList::iterator i = rl->begin(); i != rl->end(); ++i) {
6932 boost::shared_ptr<Track> tr = boost::dynamic_pointer_cast<Track> (*i);
6934 tr->update_latency_information ();
6940 Session::initialize_latencies ()
6943 Glib::Threads::Mutex::Lock lm (_engine.process_lock());
6944 update_latency (false);
6945 update_latency (true);
6948 set_worst_io_latencies ();
6952 Session::set_worst_io_latencies ()
6954 set_worst_playback_latency ();
6955 set_worst_capture_latency ();
6959 Session::set_worst_playback_latency ()
6961 if (_state_of_the_state & (InitialConnecting|Deletion)) {
6965 _worst_output_latency = 0;
6967 if (!_engine.connected()) {
6971 boost::shared_ptr<RouteList> r = routes.reader ();
6973 for (RouteList::iterator i = r->begin(); i != r->end(); ++i) {
6974 _worst_output_latency = max (_worst_output_latency, (*i)->output()->latency());
6977 DEBUG_TRACE (DEBUG::Latency, string_compose ("Worst output latency: %1\n", _worst_output_latency));
6981 Session::set_worst_capture_latency ()
6983 if (_state_of_the_state & (InitialConnecting|Deletion)) {
6987 _worst_input_latency = 0;
6989 if (!_engine.connected()) {
6993 boost::shared_ptr<RouteList> r = routes.reader ();
6995 for (RouteList::iterator i = r->begin(); i != r->end(); ++i) {
6996 _worst_input_latency = max (_worst_input_latency, (*i)->input()->latency());
6999 DEBUG_TRACE (DEBUG::Latency, string_compose ("Worst input latency: %1\n", _worst_input_latency));
7003 Session::update_latency_compensation (bool force_whole_graph)
7005 bool some_track_latency_changed = false;
7007 if (_state_of_the_state & (InitialConnecting|Deletion)) {
7011 DEBUG_TRACE(DEBUG::Latency, "---------------------------- update latency compensation\n\n");
7013 _worst_track_latency = 0;
7015 boost::shared_ptr<RouteList> r = routes.reader ();
7017 for (RouteList::iterator i = r->begin(); i != r->end(); ++i) {
7018 assert (!(*i)->is_auditioner()); // XXX remove me
7019 if ((*i)->active()) {
7021 if ((*i)->signal_latency () != (tl = (*i)->update_signal_latency ())) {
7022 some_track_latency_changed = true;
7024 _worst_track_latency = max (tl, _worst_track_latency);
7028 DEBUG_TRACE (DEBUG::Latency, string_compose ("worst signal processing latency: %1 (changed ? %2)\n", _worst_track_latency,
7029 (some_track_latency_changed ? "yes" : "no")));
7031 DEBUG_TRACE(DEBUG::Latency, "---------------------------- DONE update latency compensation\n\n");
7033 if (some_track_latency_changed || force_whole_graph) {
7034 _engine.update_latencies ();
7038 for (RouteList::iterator i = r->begin(); i != r->end(); ++i) {
7039 boost::shared_ptr<Track> tr = boost::dynamic_pointer_cast<Track> (*i);
7043 tr->update_latency_information ();
7048 Session::session_name_is_legal (const string& path)
7050 char illegal_chars[] = { '/', '\\', ':', ';', '\0' };
7052 for (int i = 0; illegal_chars[i]; ++i) {
7053 if (path.find (illegal_chars[i]) != string::npos) {
7054 return illegal_chars[i];
7062 Session::notify_presentation_info_change ()
7064 if (deletion_in_progress()) {
7068 reassign_track_numbers();
7070 #ifdef USE_TRACKS_CODE_FEATURES
7071 /* Waves Tracks: for Waves Tracks session it's required to reconnect their IOs
7072 * if track order has been changed by user
7074 reconnect_existing_routes(true, true);
7080 Session::operation_in_progress (GQuark op) const
7082 return (find (_current_trans_quarks.begin(), _current_trans_quarks.end(), op) != _current_trans_quarks.end());
7085 boost::shared_ptr<Port>
7086 Session::ltc_input_port () const
7088 assert (_ltc_input);
7089 return _ltc_input->nth (0);
7092 boost::shared_ptr<Port>
7093 Session::ltc_output_port () const
7095 return _ltc_output ? _ltc_output->nth (0) : boost::shared_ptr<Port> ();
7099 Session::reconnect_ltc_input ()
7103 string src = Config->get_ltc_source_port();
7105 _ltc_input->disconnect (this);
7107 if (src != _("None") && !src.empty()) {
7108 _ltc_input->nth (0)->connect (src);
7111 if ( ARDOUR::Profile->get_trx () ) {
7112 // Tracks need this signal to update timecode_source_dropdown
7113 MtcOrLtcInputPortChanged (); //emit signal
7119 Session::reconnect_ltc_output ()
7123 string src = Config->get_ltc_output_port();
7125 _ltc_output->disconnect (this);
7127 if (src != _("None") && !src.empty()) {
7128 _ltc_output->nth (0)->connect (src);
7134 Session::set_range_selection (framepos_t start, framepos_t end)
7136 _range_selection = Evoral::Range<framepos_t> (start, end);
7137 #ifdef USE_TRACKS_CODE_FEATURES
7138 follow_playhead_priority ();
7143 Session::set_object_selection (framepos_t start, framepos_t end)
7145 _object_selection = Evoral::Range<framepos_t> (start, end);
7146 #ifdef USE_TRACKS_CODE_FEATURES
7147 follow_playhead_priority ();
7152 Session::clear_range_selection ()
7154 _range_selection = Evoral::Range<framepos_t> (-1,-1);
7155 #ifdef USE_TRACKS_CODE_FEATURES
7156 follow_playhead_priority ();
7161 Session::clear_object_selection ()
7163 _object_selection = Evoral::Range<framepos_t> (-1,-1);
7164 #ifdef USE_TRACKS_CODE_FEATURES
7165 follow_playhead_priority ();
7170 Session::auto_connect_route (boost::shared_ptr<Route> route, bool connect_inputs,
7171 const ChanCount& input_start,
7172 const ChanCount& output_start,
7173 const ChanCount& input_offset,
7174 const ChanCount& output_offset)
7176 Glib::Threads::Mutex::Lock lx (_auto_connect_queue_lock);
7177 _auto_connect_queue.push (AutoConnectRequest (route, connect_inputs,
7178 input_start, output_start,
7179 input_offset, output_offset));
7181 auto_connect_thread_wakeup ();
7185 Session::auto_connect_thread_wakeup ()
7187 if (pthread_mutex_trylock (&_auto_connect_mutex) == 0) {
7188 pthread_cond_signal (&_auto_connect_cond);
7189 pthread_mutex_unlock (&_auto_connect_mutex);
7194 Session::queue_latency_recompute ()
7196 g_atomic_int_inc (&_latency_recompute_pending);
7197 auto_connect_thread_wakeup ();
7201 Session::auto_connect (const AutoConnectRequest& ar)
7203 boost::shared_ptr<Route> route = ar.route.lock();
7205 if (!route) { return; }
7207 if (!IO::connecting_legal) {
7211 /* If both inputs and outputs are auto-connected to physical ports,
7212 * use the max of input and output offsets to ensure auto-connected
7213 * port numbers always match up (e.g. the first audio input and the
7214 * first audio output of the route will have the same physical
7215 * port number). Otherwise just use the lowest input or output
7219 const bool in_out_physical =
7220 (Config->get_input_auto_connect() & AutoConnectPhysical)
7221 && (Config->get_output_auto_connect() & AutoConnectPhysical)
7222 && ar.connect_inputs;
7224 const ChanCount in_offset = in_out_physical
7225 ? ChanCount::max(ar.input_offset, ar.output_offset)
7228 const ChanCount out_offset = in_out_physical
7229 ? ChanCount::max(ar.input_offset, ar.output_offset)
7232 for (DataType::iterator t = DataType::begin(); t != DataType::end(); ++t) {
7233 vector<string> physinputs;
7234 vector<string> physoutputs;
7237 /* for connecting track inputs we only want MIDI ports marked
7241 get_physical_ports (physinputs, physoutputs, *t, MidiPortMusic);
7243 if (!physinputs.empty() && ar.connect_inputs) {
7244 uint32_t nphysical_in = physinputs.size();
7246 for (uint32_t i = ar.input_start.get(*t); i < route->n_inputs().get(*t) && i < nphysical_in; ++i) {
7249 if (Config->get_input_auto_connect() & AutoConnectPhysical) {
7250 port = physinputs[(in_offset.get(*t) + i) % nphysical_in];
7253 if (!port.empty() && route->input()->connect (route->input()->ports().port(*t, i), port, this)) {
7259 if (!physoutputs.empty()) {
7260 uint32_t nphysical_out = physoutputs.size();
7261 for (uint32_t i = ar.output_start.get(*t); i < route->n_outputs().get(*t); ++i) {
7265 * do not create new connections if we reached the limit of physical outputs
7268 if (!(Config->get_output_auto_connect() & AutoConnectMaster) &&
7269 ARDOUR::Profile->get_trx () &&
7270 ar.output_offset.get(*t) == nphysical_out ) {
7274 if ((*t) == DataType::MIDI && (Config->get_output_auto_connect() & AutoConnectPhysical)) {
7275 port = physoutputs[(out_offset.get(*t) + i) % nphysical_out];
7276 } else if ((*t) == DataType::AUDIO && (Config->get_output_auto_connect() & AutoConnectMaster)) {
7277 /* master bus is audio only */
7278 if (_master_out && _master_out->n_inputs().get(*t) > 0) {
7279 port = _master_out->input()->ports().port(*t,
7280 i % _master_out->input()->n_ports().get(*t))->name();
7284 if (!port.empty() && route->output()->connect (route->output()->ports().port(*t, i), port, this)) {
7293 Session::auto_connect_thread_start ()
7295 if (g_atomic_int_get (&_ac_thread_active)) {
7299 while (!_auto_connect_queue.empty ()) {
7300 _auto_connect_queue.pop ();
7303 g_atomic_int_set (&_ac_thread_active, 1);
7304 if (pthread_create (&_auto_connect_thread, NULL, auto_connect_thread, this)) {
7305 g_atomic_int_set (&_ac_thread_active, 0);
7310 Session::auto_connect_thread_terminate ()
7312 if (!g_atomic_int_get (&_ac_thread_active)) {
7317 Glib::Threads::Mutex::Lock lx (_auto_connect_queue_lock);
7318 while (!_auto_connect_queue.empty ()) {
7319 _auto_connect_queue.pop ();
7323 /* cannot use auto_connect_thread_wakeup() because that is allowed to
7324 * fail to wakeup the thread.
7327 pthread_mutex_lock (&_auto_connect_mutex);
7328 g_atomic_int_set (&_ac_thread_active, 0);
7329 pthread_cond_signal (&_auto_connect_cond);
7330 pthread_mutex_unlock (&_auto_connect_mutex);
7333 pthread_join (_auto_connect_thread, &status);
7337 Session::auto_connect_thread (void *arg)
7339 Session *s = static_cast<Session *>(arg);
7340 s->auto_connect_thread_run ();
7346 Session::auto_connect_thread_run ()
7348 pthread_set_name (X_("autoconnect"));
7349 SessionEvent::create_per_thread_pool (X_("autoconnect"), 1024);
7350 PBD::notify_event_loops_about_thread_creation (pthread_self(), X_("autoconnect"), 1024);
7351 pthread_mutex_lock (&_auto_connect_mutex);
7352 while (g_atomic_int_get (&_ac_thread_active)) {
7354 if (!_auto_connect_queue.empty ()) {
7355 // Why would we need the process lock ??
7356 // A: if ports are added while we're connecting, the backend's iterator may be invalidated:
7357 // graph_order_callback() -> resort_routes() -> direct_feeds_according_to_reality () -> backend::connected_to()
7358 // All ardour-internal backends use a std::vector xxxAudioBackend::find_port()
7359 // We have control over those, but what does jack do?
7360 Glib::Threads::Mutex::Lock lm (AudioEngine::instance()->process_lock ());
7362 Glib::Threads::Mutex::Lock lx (_auto_connect_queue_lock);
7363 while (!_auto_connect_queue.empty ()) {
7364 const AutoConnectRequest ar (_auto_connect_queue.front());
7365 _auto_connect_queue.pop ();
7372 if (!actively_recording ()) { // might not be needed,
7373 /* this is only used for updating plugin latencies, the
7374 * graph does not change. so it's safe in general.
7376 * .. update_latency_compensation () entails Track::update_latency_information()
7377 * which calls DiskWriter::set_capture_offset () which
7378 * modifies the capture offset... which can be a proplem
7379 * in "prepare_to_stop"
7381 while (g_atomic_int_and (&_latency_recompute_pending, 0)) {
7382 update_latency_compensation ();
7387 // this may call ARDOUR::Port::drop ... jack_port_unregister ()
7388 // jack1 cannot cope with removing ports while processing
7389 Glib::Threads::Mutex::Lock lm (AudioEngine::instance()->process_lock ());
7390 AudioEngine::instance()->clear_pending_port_deletions ();
7393 pthread_cond_wait (&_auto_connect_cond, &_auto_connect_mutex);
7395 pthread_mutex_unlock (&_auto_connect_mutex);
7399 Session::cancel_all_solo ()
7403 get_stripables (sl);
7405 set_controls (stripable_list_to_control_list (sl, &Stripable::solo_control), 0.0, Controllable::NoGroup);
7406 clear_all_solo_state (routes.reader());