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_diskstream.h"
55 #include "ardour/audio_port.h"
56 #include "ardour/audio_track.h"
57 #include "ardour/audioengine.h"
58 #include "ardour/audiofilesource.h"
59 #include "ardour/auditioner.h"
60 #include "ardour/boost_debug.h"
61 #include "ardour/buffer_manager.h"
62 #include "ardour/buffer_set.h"
63 #include "ardour/bundle.h"
64 #include "ardour/butler.h"
65 #include "ardour/click.h"
66 #include "ardour/control_protocol_manager.h"
67 #include "ardour/data_type.h"
68 #include "ardour/debug.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/smf_source.h"
102 #include "ardour/solo_isolate_control.h"
103 #include "ardour/source_factory.h"
104 #include "ardour/speakers.h"
105 #include "ardour/tempo.h"
106 #include "ardour/ticker.h"
107 #include "ardour/track.h"
108 #include "ardour/types_convert.h"
109 #include "ardour/user_bundle.h"
110 #include "ardour/utils.h"
111 #include "ardour/vca_manager.h"
112 #include "ardour/vca.h"
114 #include "midi++/port.h"
115 #include "midi++/mmc.h"
117 #include "LuaBridge/LuaBridge.h"
119 #include "pbd/i18n.h"
121 #include <glibmm/checksum.h>
130 using namespace ARDOUR;
133 bool Session::_disable_all_loaded_plugins = false;
134 bool Session::_bypass_all_loaded_plugins = false;
135 guint Session::_name_id_counter = 0;
137 PBD::Signal1<int,uint32_t> Session::AudioEngineSetupRequired;
138 PBD::Signal1<void,std::string> Session::Dialog;
139 PBD::Signal0<int> Session::AskAboutPendingState;
140 PBD::Signal2<int, framecnt_t, framecnt_t> Session::AskAboutSampleRateMismatch;
141 PBD::Signal2<void, framecnt_t, framecnt_t> Session::NotifyAboutSampleRateMismatch;
142 PBD::Signal0<void> Session::SendFeedback;
143 PBD::Signal3<int,Session*,std::string,DataType> Session::MissingFile;
145 PBD::Signal1<void, framepos_t> Session::StartTimeChanged;
146 PBD::Signal1<void, framepos_t> Session::EndTimeChanged;
147 PBD::Signal2<void,std::string, std::string> Session::Exported;
148 PBD::Signal1<int,boost::shared_ptr<Playlist> > Session::AskAboutPlaylistDeletion;
149 PBD::Signal0<void> Session::Quit;
150 PBD::Signal0<void> Session::FeedbackDetected;
151 PBD::Signal0<void> Session::SuccessfulGraphSort;
152 PBD::Signal2<void,std::string,std::string> Session::VersionMismatch;
154 const framecnt_t Session::bounce_chunk_size = 8192;
155 static void clean_up_session_event (SessionEvent* ev) { delete ev; }
156 const SessionEvent::RTeventCallback Session::rt_cleanup (clean_up_session_event);
158 // seconds should be added after the region exceeds end marker
159 #ifdef USE_TRACKS_CODE_FEATURES
160 const uint32_t Session::session_end_shift = 5;
162 const uint32_t Session::session_end_shift = 0;
165 /** @param snapshot_name Snapshot name, without .ardour suffix */
166 Session::Session (AudioEngine &eng,
167 const string& fullpath,
168 const string& snapshot_name,
169 BusProfile* bus_profile,
171 : playlists (new SessionPlaylists)
173 , process_function (&Session::process_with_events)
174 , _bounce_processing_active (false)
175 , waiting_for_sync_offset (false)
176 , _base_frame_rate (0)
177 , _nominal_frame_rate (0)
178 , _current_frame_rate (0)
179 , transport_sub_state (0)
180 , _record_status (Disabled)
181 , _transport_frame (0)
182 , _session_range_location (0)
183 , _session_range_end_is_free (true)
186 , _transport_speed (0)
187 , _default_transport_speed (1.0)
188 , _last_transport_speed (0)
189 , _target_transport_speed (0.0)
190 , auto_play_legal (false)
191 , _last_slave_transport_frame (0)
192 , maximum_output_latency (0)
193 , _requested_return_frame (-1)
194 , current_block_size (0)
195 , _worst_output_latency (0)
196 , _worst_input_latency (0)
197 , _worst_track_latency (0)
198 , _have_captured (false)
199 , _non_soloed_outs_muted (false)
202 , _solo_isolated_cnt (0)
204 , _was_seamless (Config->get_seamless_loop ())
205 , _under_nsm_control (false)
207 , delta_accumulator_cnt (0)
208 , average_slave_delta (1800) // !!! why 1800 ???
210 , have_first_delta_accumulator (false)
211 , _slave_state (Stopped)
212 , _mtc_active (false)
213 , _ltc_active (false)
214 , post_export_sync (false)
215 , post_export_position (0)
217 , _export_rolling (false)
218 , _realtime_export (false)
219 , _region_export (false)
220 , _export_preroll (0)
221 , _export_latency (0)
222 , _pre_export_mmc_enabled (false)
223 , _name (snapshot_name)
225 , _send_qf_mtc (false)
226 , _pframes_since_last_mtc (0)
228 , loop_changing (false)
230 , _session_dir (new SessionDirectory (fullpath))
231 , _current_snapshot_name (snapshot_name)
233 , state_was_pending (false)
234 , _state_of_the_state (StateOfTheState(CannotSave|InitialConnecting|Loading))
236 , _save_queued (false)
237 , _last_roll_location (0)
238 , _last_roll_or_reversal_location (0)
239 , _last_record_location (0)
240 , pending_locate_roll (false)
241 , pending_locate_frame (0)
242 , pending_locate_flush (false)
243 , pending_abort (false)
244 , pending_auto_loop (false)
245 , _mempool ("Session", 3145728)
246 , lua (lua_newstate (&PBD::ReallocPool::lalloc, &_mempool))
248 , _butler (new Butler (*this))
249 , _post_transport_work (0)
250 , cumulative_rf_motion (0)
252 , _locations (new Locations (*this))
253 , _ignore_skips_updates (false)
254 , _rt_thread_active (false)
255 , _rt_emit_pending (false)
256 , _ac_thread_active (0)
257 , _latency_recompute_pending (0)
259 , outbound_mtc_timecode_frame (0)
260 , next_quarter_frame_to_send (-1)
261 , _samples_per_timecode_frame (0)
262 , _frames_per_hour (0)
263 , _timecode_frames_per_hour (0)
264 , last_timecode_valid (false)
265 , last_timecode_when (0)
266 , _send_timecode_update (false)
278 , ltc_timecode_offset (0)
279 , ltc_timecode_negative_offset (false)
280 , midi_control_ui (0)
282 , _all_route_group (new RouteGroup (*this, "all"))
283 , routes (new RouteList)
284 , _adding_routes_in_progress (false)
285 , _reconnecting_routes_in_progress (false)
286 , _route_deletion_in_progress (false)
287 , destructive_index (0)
288 , _track_number_decimals(1)
289 , default_fade_steepness (0)
290 , default_fade_msecs (0)
291 , _total_free_4k_blocks (0)
292 , _total_free_4k_blocks_uncertain (false)
293 , no_questions_about_missing_files (false)
296 , _bundles (new BundleList)
297 , _bundle_xml_node (0)
300 , _click_rec_only (false)
302 , click_emphasis_data (0)
304 , click_emphasis_length (0)
305 , _clicks_cleared (0)
306 , _count_in_samples (0)
307 , _play_range (false)
308 , _range_selection (-1,-1)
309 , _object_selection (-1,-1)
310 , _preroll_record_punch_pos (-1)
311 , _preroll_record_trim_len (0)
312 , _count_in_once (false)
314 , first_file_data_format_reset (true)
315 , first_file_header_format_reset (true)
316 , have_looped (false)
317 , _have_rec_enabled_track (false)
318 , _have_rec_disabled_track (true)
320 , _suspend_timecode_transmission (0)
321 , _speakers (new Speakers)
322 , _ignore_route_processor_changes (0)
327 , _vca_manager (new VCAManager (*this))
328 , _selection (new CoreSelection (*this))
332 created_with = string_compose ("%1 %2", PROGRAM_NAME, revision);
334 pthread_mutex_init (&_rt_emit_mutex, 0);
335 pthread_cond_init (&_rt_emit_cond, 0);
337 pthread_mutex_init (&_auto_connect_mutex, 0);
338 pthread_cond_init (&_auto_connect_cond, 0);
340 init_name_id_counter (1); // reset for new sessions, start at 1
341 VCA::set_next_vca_number (1); // reset for new sessions, start at 1
343 pre_engine_init (fullpath); // sets _is_new
349 Stateful::loading_state_version = CURRENT_SESSION_FILE_VERSION;
351 #ifdef USE_TRACKS_CODE_FEATURES
352 sr = EngineStateController::instance()->get_current_sample_rate();
354 if (ensure_engine (sr, true)) {
356 throw SessionException (_("Cannot connect to audio/midi engine"));
359 // set samplerate for plugins added early
360 // e.g from templates or MB channelstrip
361 set_block_size (_engine.samples_per_cycle());
362 set_frame_rate (_engine.sample_rate());
364 if (create (mix_template, bus_profile)) {
366 throw SessionException (_("Session initialization failed"));
369 /* if a mix template was provided, then ::create() will
370 * have copied it into the session and we need to load it
371 * so that we have the state ready for ::set_state()
372 * after the engine is started.
374 * Note that we do NOT try to get the sample rate from
375 * the template at this time, though doing so would
376 * be easy if we decided this was an appropriate part
380 if (!mix_template.empty()) {
381 if (load_state (_current_snapshot_name)) {
382 throw SessionException (_("Failed to load template/snapshot state"));
384 store_recent_templates (mix_template);
387 /* load default session properties - if any */
392 if (load_state (_current_snapshot_name)) {
393 throw SessionException (_("Failed to load state"));
396 /* try to get sample rate from XML state so that we
397 * can influence the SR if we set up the audio
402 XMLProperty const * prop;
403 XMLNode const * root (state_tree->root());
404 if ((prop = root->property (X_("sample-rate"))) != 0) {
405 sr = atoi (prop->value());
409 if (ensure_engine (sr, false)) {
411 throw SessionException (_("Cannot connect to audio/midi engine"));
415 if (post_engine_init ()) {
417 throw SessionException (_("Cannot configure audio/midi engine with session parameters"));
420 store_recent_sessions (_name, _path);
422 bool was_dirty = dirty();
424 _state_of_the_state = StateOfTheState (_state_of_the_state & ~Dirty);
426 PresentationInfo::Change.connect_same_thread (*this, boost::bind (&Session::notify_presentation_info_change, this));
428 Config->ParameterChanged.connect_same_thread (*this, boost::bind (&Session::config_changed, this, _1, false));
429 config.ParameterChanged.connect_same_thread (*this, boost::bind (&Session::config_changed, this, _1, true));
432 DirtyChanged (); /* EMIT SIGNAL */
435 StartTimeChanged.connect_same_thread (*this, boost::bind (&Session::start_time_changed, this, _1));
436 EndTimeChanged.connect_same_thread (*this, boost::bind (&Session::end_time_changed, this, _1));
438 emit_thread_start ();
439 auto_connect_thread_start ();
441 /* hook us up to the engine since we are now completely constructed */
443 BootMessage (_("Connect to engine"));
445 _engine.set_session (this);
446 _engine.reset_timebase ();
448 #ifdef USE_TRACKS_CODE_FEATURES
450 EngineStateController::instance()->set_session(this);
453 if ( ARDOUR::Profile->get_trx () ) {
455 /* Waves Tracks: fill session with tracks basing on the amount of inputs.
456 * each available input must have corresponding track when session starts.
459 uint32_t how_many (0);
461 std::vector<std::string> inputs;
462 EngineStateController::instance()->get_physical_audio_inputs(inputs);
464 how_many = inputs.size();
466 list<boost::shared_ptr<AudioTrack> > tracks;
468 // Track names after driver
469 if (Config->get_tracks_auto_naming() == NameAfterDriver) {
470 string track_name = "";
471 for (std::vector<string>::size_type i = 0; i < inputs.size(); ++i) {
473 track_name = inputs[i];
474 replace_all (track_name, "system:capture", "");
476 list<boost::shared_ptr<AudioTrack> > single_track = new_audio_track (1, 1, Normal, 0, 1, track_name);
477 tracks.insert(tracks.begin(), single_track.front());
479 } else { // Default track names
480 tracks = new_audio_track (1, 1, Normal, 0, how_many, string());
483 if (tracks.size() != how_many) {
485 throw failed_constructor ();
491 ensure_subdirs (); // archived or zipped sessions may lack peaks/ analysis/ etc
496 BootMessage (_("Session loading complete"));
508 Session::next_name_id ()
510 return g_atomic_int_add (&_name_id_counter, 1);
514 Session::name_id_counter ()
516 return g_atomic_int_get (&_name_id_counter);
520 Session::init_name_id_counter (guint n)
522 g_atomic_int_set (&_name_id_counter, n);
526 Session::ensure_engine (uint32_t desired_sample_rate, bool isnew)
528 if (_engine.current_backend() == 0) {
529 /* backend is unknown ... */
530 boost::optional<int> r = AudioEngineSetupRequired (desired_sample_rate);
531 if (r.get_value_or (-1) != 0) {
534 } else if (!isnew && _engine.running() && _engine.sample_rate () == desired_sample_rate) {
536 } else if (_engine.setup_required()) {
537 /* backend is known, but setup is needed */
538 boost::optional<int> r = AudioEngineSetupRequired (desired_sample_rate);
539 if (r.get_value_or (-1) != 0) {
542 } else if (!_engine.running()) {
543 if (_engine.start()) {
548 /* at this point the engine should be running */
550 if (!_engine.running()) {
554 return immediately_post_engine ();
559 Session::immediately_post_engine ()
561 /* Do various initializations that should take place directly after we
562 * know that the engine is running, but before we either create a
563 * session or set state for an existing one.
566 if (how_many_dsp_threads () > 1) {
567 /* For now, only create the graph if we are using >1 DSP threads, as
568 it is a bit slower than the old code with 1 thread.
570 _process_graph.reset (new Graph (*this));
573 /* every time we reconnect, recompute worst case output latencies */
575 _engine.Running.connect_same_thread (*this, boost::bind (&Session::initialize_latencies, this));
577 if (synced_to_engine()) {
578 _engine.transport_stop ();
581 if (config.get_jack_time_master()) {
582 _engine.transport_locate (_transport_frame);
586 BootMessage (_("Set up LTC"));
588 BootMessage (_("Set up Click"));
590 BootMessage (_("Set up standard connections"));
594 catch (failed_constructor& err) {
598 /* TODO, connect in different thread. (PortRegisteredOrUnregistered may be in RT context)
600 _engine.PortRegisteredOrUnregistered.connect_same_thread (*this, boost::bind (&Session::setup_bundles, this));
608 vector<void*> debug_pointers;
610 /* if we got to here, leaving pending capture state around
614 remove_pending_capture_state ();
618 _state_of_the_state = StateOfTheState (CannotSave|Deletion);
620 /* disconnect from any and all signals that we are connected to */
622 Port::PortSignalDrop (); /* EMIT SIGNAL */
625 /* shutdown control surface protocols while we still have ports
626 and the engine to move data to any devices.
629 ControlProtocolManager::instance().drop_protocols ();
631 /* stop auto dis/connecting */
632 auto_connect_thread_terminate ();
634 MIDI::Name::MidiPatchManager::instance().remove_search_path(session_directory().midi_patch_path());
636 _engine.remove_session ();
638 #ifdef USE_TRACKS_CODE_FEATURES
639 EngineStateController::instance()->remove_session();
642 /* deregister all ports - there will be no process or any other
643 * callbacks from the engine any more.
646 Port::PortDrop (); /* EMIT SIGNAL */
650 /* clear history so that no references to objects are held any more */
654 /* clear state tree so that no references to objects are held any more */
659 // unregister all lua functions, drop held references (if any)
661 lua.do_command ("Session = nil");
669 lua.collect_garbage ();
671 /* reset dynamic state version back to default */
672 Stateful::loading_state_version = 0;
674 _butler->drop_references ();
678 delete _all_route_group;
680 DEBUG_TRACE (DEBUG::Destruction, "delete route groups\n");
681 for (list<RouteGroup *>::iterator i = _route_groups.begin(); i != _route_groups.end(); ++i) {
685 if (click_data != default_click) {
686 delete [] click_data;
689 if (click_emphasis_data != default_click_emphasis) {
690 delete [] click_emphasis_data;
695 /* need to remove auditioner before monitoring section
696 * otherwise it is re-connected */
699 /* drop references to routes held by the monitoring section
700 * specifically _monitor_out aux/listen references */
701 remove_monitor_section();
703 /* clear out any pending dead wood from RCU managed objects */
708 AudioDiskstream::free_working_buffers();
710 /* tell everyone who is still standing that we're about to die */
713 /* tell everyone to drop references and delete objects as we go */
715 DEBUG_TRACE (DEBUG::Destruction, "delete regions\n");
716 RegionFactory::delete_all_regions ();
718 /* Do this early so that VCAs no longer hold references to routes */
720 DEBUG_TRACE (DEBUG::Destruction, "delete vcas\n");
723 DEBUG_TRACE (DEBUG::Destruction, "delete routes\n");
725 /* reset these three references to special routes before we do the usual route delete thing */
727 _master_out.reset ();
728 _monitor_out.reset ();
731 RCUWriter<RouteList> writer (routes);
732 boost::shared_ptr<RouteList> r = writer.get_copy ();
734 for (RouteList::iterator i = r->begin(); i != r->end(); ++i) {
735 DEBUG_TRACE(DEBUG::Destruction, string_compose ("Dropping for route %1 ; pre-ref = %2\n", (*i)->name(), (*i).use_count()));
736 (*i)->drop_references ();
740 /* writer goes out of scope and updates master */
745 DEBUG_TRACE (DEBUG::Destruction, "delete sources\n");
746 Glib::Threads::Mutex::Lock lm (source_lock);
747 for (SourceMap::iterator i = sources.begin(); i != sources.end(); ++i) {
748 DEBUG_TRACE(DEBUG::Destruction, string_compose ("Dropping for source %1 ; pre-ref = %2\n", i->second->name(), i->second.use_count()));
749 i->second->drop_references ();
755 /* not strictly necessary, but doing it here allows the shared_ptr debugging to work */
758 emit_thread_terminate ();
760 pthread_cond_destroy (&_rt_emit_cond);
761 pthread_mutex_destroy (&_rt_emit_mutex);
763 pthread_cond_destroy (&_auto_connect_cond);
764 pthread_mutex_destroy (&_auto_connect_mutex);
766 delete _scene_changer; _scene_changer = 0;
767 delete midi_control_ui; midi_control_ui = 0;
769 delete _mmc; _mmc = 0;
770 delete _midi_ports; _midi_ports = 0;
771 delete _locations; _locations = 0;
776 /* clear event queue, the session is gone, nobody is interested in
777 * those anymore, but they do leak memory if not removed
779 while (!immediate_events.empty ()) {
780 Glib::Threads::Mutex::Lock lm (AudioEngine::instance()->process_lock ());
781 SessionEvent *ev = immediate_events.front ();
782 DEBUG_TRACE (DEBUG::SessionEvents, string_compose ("Drop event: %1\n", enum_2_string (ev->type)));
783 immediate_events.pop_front ();
787 case SessionEvent::AutoLoop:
788 case SessionEvent::AutoLoopDeclick:
789 case SessionEvent::Skip:
790 case SessionEvent::PunchIn:
791 case SessionEvent::PunchOut:
792 case SessionEvent::RecordStart:
793 case SessionEvent::StopOnce:
794 case SessionEvent::RangeStop:
795 case SessionEvent::RangeLocate:
799 case SessionEvent::RealTimeOperation:
806 del = del && !_remove_event (ev);
814 /* unregister all dropped ports, process pending port deletion. */
815 // this may call ARDOUR::Port::drop ... jack_port_unregister ()
816 // jack1 cannot cope with removing ports while processing
817 Glib::Threads::Mutex::Lock lm (AudioEngine::instance()->process_lock ());
818 AudioEngine::instance()->clear_pending_port_deletions ();
821 DEBUG_TRACE (DEBUG::Destruction, "Session::destroy() done\n");
823 BOOST_SHOW_POINTERS ();
827 Session::setup_ltc ()
831 _ltc_input.reset (new IO (*this, X_("LTC In"), IO::Input));
832 _ltc_output.reset (new IO (*this, X_("LTC Out"), IO::Output));
834 if (state_tree && (child = find_named_node (*state_tree->root(), X_("LTC In"))) != 0) {
835 _ltc_input->set_state (*(child->children().front()), Stateful::loading_state_version);
838 Glib::Threads::Mutex::Lock lm (AudioEngine::instance()->process_lock ());
839 _ltc_input->ensure_io (ChanCount (DataType::AUDIO, 1), true, this);
840 // TODO use auto-connect thread somehow (needs a route currently)
841 // see note in Session::auto_connect_thread_run() why process lock is needed.
842 reconnect_ltc_input ();
846 if (state_tree && (child = find_named_node (*state_tree->root(), X_("LTC Out"))) != 0) {
847 _ltc_output->set_state (*(child->children().front()), Stateful::loading_state_version);
850 Glib::Threads::Mutex::Lock lm (AudioEngine::instance()->process_lock ());
851 _ltc_output->ensure_io (ChanCount (DataType::AUDIO, 1), true, this);
852 // TODO use auto-connect thread
853 reconnect_ltc_output ();
857 /* fix up names of LTC ports because we don't want the normal
858 * IO style of NAME/TYPE-{in,out}N
861 _ltc_input->nth (0)->set_name (X_("LTC-in"));
862 _ltc_output->nth (0)->set_name (X_("LTC-out"));
866 Session::setup_click ()
870 boost::shared_ptr<AutomationList> gl (new AutomationList (Evoral::Parameter (GainAutomation)));
871 boost::shared_ptr<GainControl> gain_control = boost::shared_ptr<GainControl> (new GainControl (*this, Evoral::Parameter(GainAutomation), gl));
873 _click_io.reset (new ClickIO (*this, X_("Click")));
874 _click_gain.reset (new Amp (*this, _("Fader"), gain_control, true));
875 _click_gain->activate ();
877 setup_click_state (state_tree->root());
879 setup_click_state (0);
884 Session::setup_click_state (const XMLNode* node)
886 const XMLNode* child = 0;
888 if (node && (child = find_named_node (*node, "Click")) != 0) {
890 /* existing state for Click */
893 if (Stateful::loading_state_version < 3000) {
894 c = _click_io->set_state_2X (*child->children().front(), Stateful::loading_state_version, false);
896 const XMLNodeList& children (child->children());
897 XMLNodeList::const_iterator i = children.begin();
898 if ((c = _click_io->set_state (**i, Stateful::loading_state_version)) == 0) {
900 if (i != children.end()) {
901 c = _click_gain->set_state (**i, Stateful::loading_state_version);
907 _clicking = Config->get_clicking ();
911 error << _("could not setup Click I/O") << endmsg;
918 /* default state for Click: dual-mono to first 2 physical outputs */
921 _engine.get_physical_outputs (DataType::AUDIO, outs);
923 for (uint32_t physport = 0; physport < 2; ++physport) {
924 if (outs.size() > physport) {
925 if (_click_io->add_port (outs[physport], this)) {
926 // relax, even though its an error
931 if (_click_io->n_ports () > ChanCount::ZERO) {
932 _clicking = Config->get_clicking ();
938 Session::get_physical_ports (vector<string>& inputs, vector<string>& outputs, DataType type,
939 MidiPortFlags include, MidiPortFlags exclude)
941 _engine.get_physical_inputs (type, inputs, include, exclude);
942 _engine.get_physical_outputs (type, outputs, include, exclude);
946 Session::setup_bundles ()
950 RCUWriter<BundleList> writer (_bundles);
951 boost::shared_ptr<BundleList> b = writer.get_copy ();
952 for (BundleList::iterator i = b->begin(); i != b->end();) {
953 if (boost::dynamic_pointer_cast<UserBundle>(*i)) {
961 vector<string> inputs[DataType::num_types];
962 vector<string> outputs[DataType::num_types];
964 for (uint32_t i = 0; i < DataType::num_types; ++i) {
965 get_physical_ports (inputs[i], outputs[i], DataType (DataType::Symbol (i)),
966 MidiPortFlags (0), /* no specific inclusions */
967 MidiPortFlags (MidiPortControl|MidiPortVirtual) /* exclude control & virtual ports */
971 /* Create a set of Bundle objects that map
972 to the physical I/O currently available. We create both
973 mono and stereo bundles, so that the common cases of mono
974 and stereo tracks get bundles to put in their mixer strip
975 in / out menus. There may be a nicer way of achieving that;
976 it doesn't really scale that well to higher channel counts
979 /* mono output bundles */
981 for (uint32_t np = 0; np < outputs[DataType::AUDIO].size(); ++np) {
983 std::string pn = _engine.get_pretty_name_by_name (outputs[DataType::AUDIO][np]);
985 snprintf (buf, sizeof (buf), _("out %s"), pn.c_str());
987 snprintf (buf, sizeof (buf), _("out %" PRIu32), np+1);
990 boost::shared_ptr<Bundle> c (new Bundle (buf, true));
991 c->add_channel (_("mono"), DataType::AUDIO);
992 c->set_port (0, outputs[DataType::AUDIO][np]);
994 add_bundle (c, false);
997 /* stereo output bundles */
999 for (uint32_t np = 0; np < outputs[DataType::AUDIO].size(); np += 2) {
1000 if (np + 1 < outputs[DataType::AUDIO].size()) {
1002 snprintf (buf, sizeof(buf), _("out %" PRIu32 "+%" PRIu32), np + 1, np + 2);
1003 boost::shared_ptr<Bundle> c (new Bundle (buf, true));
1004 c->add_channel (_("L"), DataType::AUDIO);
1005 c->set_port (0, outputs[DataType::AUDIO][np]);
1006 c->add_channel (_("R"), DataType::AUDIO);
1007 c->set_port (1, outputs[DataType::AUDIO][np + 1]);
1009 add_bundle (c, false);
1013 /* mono input bundles */
1015 for (uint32_t np = 0; np < inputs[DataType::AUDIO].size(); ++np) {
1017 std::string pn = _engine.get_pretty_name_by_name (inputs[DataType::AUDIO][np]);
1019 snprintf (buf, sizeof (buf), _("in %s"), pn.c_str());
1021 snprintf (buf, sizeof (buf), _("in %" PRIu32), np+1);
1024 boost::shared_ptr<Bundle> c (new Bundle (buf, false));
1025 c->add_channel (_("mono"), DataType::AUDIO);
1026 c->set_port (0, inputs[DataType::AUDIO][np]);
1028 add_bundle (c, false);
1031 /* stereo input bundles */
1033 for (uint32_t np = 0; np < inputs[DataType::AUDIO].size(); np += 2) {
1034 if (np + 1 < inputs[DataType::AUDIO].size()) {
1036 snprintf (buf, sizeof(buf), _("in %" PRIu32 "+%" PRIu32), np + 1, np + 2);
1038 boost::shared_ptr<Bundle> c (new Bundle (buf, false));
1039 c->add_channel (_("L"), DataType::AUDIO);
1040 c->set_port (0, inputs[DataType::AUDIO][np]);
1041 c->add_channel (_("R"), DataType::AUDIO);
1042 c->set_port (1, inputs[DataType::AUDIO][np + 1]);
1044 add_bundle (c, false);
1048 /* MIDI input bundles */
1050 for (uint32_t np = 0; np < inputs[DataType::MIDI].size(); ++np) {
1051 string n = inputs[DataType::MIDI][np];
1053 std::string pn = _engine.get_pretty_name_by_name (n);
1057 boost::erase_first (n, X_("alsa_pcm:"));
1059 boost::shared_ptr<Bundle> c (new Bundle (n, false));
1060 c->add_channel ("", DataType::MIDI);
1061 c->set_port (0, inputs[DataType::MIDI][np]);
1062 add_bundle (c, false);
1065 /* MIDI output bundles */
1067 for (uint32_t np = 0; np < outputs[DataType::MIDI].size(); ++np) {
1068 string n = outputs[DataType::MIDI][np];
1069 std::string pn = _engine.get_pretty_name_by_name (n);
1073 boost::erase_first (n, X_("alsa_pcm:"));
1075 boost::shared_ptr<Bundle> c (new Bundle (n, true));
1076 c->add_channel ("", DataType::MIDI);
1077 c->set_port (0, outputs[DataType::MIDI][np]);
1078 add_bundle (c, false);
1081 // we trust the backend to only calls us if there's a change
1082 BundleAddedOrRemoved (); /* EMIT SIGNAL */
1086 Session::auto_connect_master_bus ()
1088 if (!_master_out || !Config->get_auto_connect_standard_busses() || _monitor_out) {
1092 // Waves Tracks: Do not connect master bas for Tracks if AutoConnectMaster option is not set
1093 // In this case it means "Multi Out" output mode
1094 if (ARDOUR::Profile->get_trx() && !(Config->get_output_auto_connect() & AutoConnectMaster) ) {
1098 /* if requested auto-connect the outputs to the first N physical ports.
1101 uint32_t limit = _master_out->n_outputs().n_total();
1102 vector<string> outputs[DataType::num_types];
1104 for (uint32_t i = 0; i < DataType::num_types; ++i) {
1105 _engine.get_physical_outputs (DataType (DataType::Symbol (i)), outputs[i]);
1108 for (uint32_t n = 0; n < limit; ++n) {
1109 boost::shared_ptr<Port> p = _master_out->output()->nth (n);
1111 if (outputs[p->type()].size() > n) {
1112 connect_to = outputs[p->type()][n];
1115 if (!connect_to.empty() && p->connected_to (connect_to) == false) {
1116 if (_master_out->output()->connect (p, connect_to, this)) {
1117 error << string_compose (_("cannot connect master output %1 to %2"), n, connect_to)
1126 Session::remove_monitor_section ()
1128 if (!_monitor_out || Profile->get_trx()) {
1132 /* force reversion to Solo-In-Place */
1133 Config->set_solo_control_is_listen_control (false);
1135 /* if we are auditioning, cancel it ... this is a workaround
1136 to a problem (auditioning does not execute the process graph,
1137 which is needed to remove routes when using >1 core for processing)
1142 /* Hold process lock while doing this so that we don't hear bits and
1143 * pieces of audio as we work on each route.
1146 Glib::Threads::Mutex::Lock lm (AudioEngine::instance()->process_lock ());
1148 /* Connect tracks to monitor section. Note that in an
1149 existing session, the internal sends will already exist, but we want the
1150 routes to notice that they connect to the control out specifically.
1154 boost::shared_ptr<RouteList> r = routes.reader ();
1155 ProcessorChangeBlocker pcb (this, false);
1157 for (RouteList::iterator x = r->begin(); x != r->end(); ++x) {
1159 if ((*x)->is_monitor()) {
1161 } else if ((*x)->is_master()) {
1164 (*x)->remove_aux_or_listen (_monitor_out);
1169 remove_route (_monitor_out);
1170 if (_state_of_the_state & Deletion) {
1174 auto_connect_master_bus ();
1177 auditioner->connect ();
1180 Config->ParameterChanged ("use-monitor-bus");
1184 Session::add_monitor_section ()
1188 if (_monitor_out || !_master_out || Profile->get_trx()) {
1192 boost::shared_ptr<Route> r (new Route (*this, _("Monitor"), PresentationInfo::MonitorOut, DataType::AUDIO));
1198 BOOST_MARK_ROUTE(r);
1201 Glib::Threads::Mutex::Lock lm (AudioEngine::instance()->process_lock ());
1202 r->input()->ensure_io (_master_out->output()->n_ports(), false, this);
1203 r->output()->ensure_io (_master_out->output()->n_ports(), false, this);
1205 error << _("Cannot create monitor section. 'Monitor' Port name is not unique.") << endmsg;
1210 add_routes (rl, false, false, false, 0);
1212 assert (_monitor_out);
1214 /* AUDIO ONLY as of june 29th 2009, because listen semantics for anything else
1215 are undefined, at best.
1218 uint32_t limit = _monitor_out->n_inputs().n_audio();
1222 /* connect the inputs to the master bus outputs. this
1223 * represents a separate data feed from the internal sends from
1224 * each route. as of jan 2011, it allows the monitor section to
1225 * conditionally ignore either the internal sends or the normal
1226 * input feed, but we should really find a better way to do
1230 _master_out->output()->disconnect (this);
1232 for (uint32_t n = 0; n < limit; ++n) {
1233 boost::shared_ptr<AudioPort> p = _monitor_out->input()->ports().nth_audio_port (n);
1234 boost::shared_ptr<AudioPort> o = _master_out->output()->ports().nth_audio_port (n);
1237 string connect_to = o->name();
1238 if (_monitor_out->input()->connect (p, connect_to, this)) {
1239 error << string_compose (_("cannot connect control input %1 to %2"), n, connect_to)
1247 /* if monitor section is not connected, connect it to physical outs
1250 if ((Config->get_auto_connect_standard_busses () || Profile->get_mixbus ()) && !_monitor_out->output()->connected ()) {
1252 if (!Config->get_monitor_bus_preferred_bundle().empty()) {
1254 boost::shared_ptr<Bundle> b = bundle_by_name (Config->get_monitor_bus_preferred_bundle());
1257 _monitor_out->output()->connect_ports_to_bundle (b, true, this);
1259 warning << string_compose (_("The preferred I/O for the monitor bus (%1) cannot be found"),
1260 Config->get_monitor_bus_preferred_bundle())
1266 /* Monitor bus is audio only */
1268 vector<string> outputs[DataType::num_types];
1270 for (uint32_t i = 0; i < DataType::num_types; ++i) {
1271 _engine.get_physical_outputs (DataType (DataType::Symbol (i)), outputs[i]);
1274 uint32_t mod = outputs[DataType::AUDIO].size();
1275 uint32_t limit = _monitor_out->n_outputs().get (DataType::AUDIO);
1279 for (uint32_t n = 0; n < limit; ++n) {
1281 boost::shared_ptr<Port> p = _monitor_out->output()->ports().port(DataType::AUDIO, n);
1283 if (outputs[DataType::AUDIO].size() > (n % mod)) {
1284 connect_to = outputs[DataType::AUDIO][n % mod];
1287 if (!connect_to.empty()) {
1288 if (_monitor_out->output()->connect (p, connect_to, this)) {
1289 error << string_compose (
1290 _("cannot connect control output %1 to %2"),
1301 /* Hold process lock while doing this so that we don't hear bits and
1302 * pieces of audio as we work on each route.
1305 Glib::Threads::Mutex::Lock lm (AudioEngine::instance()->process_lock ());
1307 /* Connect tracks to monitor section. Note that in an
1308 existing session, the internal sends will already exist, but we want the
1309 routes to notice that they connect to the control out specifically.
1313 boost::shared_ptr<RouteList> rls = routes.reader ();
1315 ProcessorChangeBlocker pcb (this, false /* XXX */);
1317 for (RouteList::iterator x = rls->begin(); x != rls->end(); ++x) {
1319 if ((*x)->is_monitor()) {
1321 } else if ((*x)->is_master()) {
1324 (*x)->enable_monitor_send ();
1329 auditioner->connect ();
1331 Config->ParameterChanged ("use-monitor-bus");
1335 Session::reset_monitor_section ()
1337 /* Process lock should be held by the caller.*/
1339 if (!_monitor_out || Profile->get_trx()) {
1343 uint32_t limit = _master_out->n_outputs().n_audio();
1345 /* connect the inputs to the master bus outputs. this
1346 * represents a separate data feed from the internal sends from
1347 * each route. as of jan 2011, it allows the monitor section to
1348 * conditionally ignore either the internal sends or the normal
1349 * input feed, but we should really find a better way to do
1353 _master_out->output()->disconnect (this);
1354 _monitor_out->output()->disconnect (this);
1356 // monitor section follow master bus - except midi
1357 ChanCount mon_chn (_master_out->output()->n_ports());
1358 mon_chn.set_midi (0);
1360 _monitor_out->input()->ensure_io (mon_chn, false, this);
1361 _monitor_out->output()->ensure_io (mon_chn, false, this);
1363 for (uint32_t n = 0; n < limit; ++n) {
1364 boost::shared_ptr<AudioPort> p = _monitor_out->input()->ports().nth_audio_port (n);
1365 boost::shared_ptr<AudioPort> o = _master_out->output()->ports().nth_audio_port (n);
1368 string connect_to = o->name();
1369 if (_monitor_out->input()->connect (p, connect_to, this)) {
1370 error << string_compose (_("cannot connect control input %1 to %2"), n, connect_to)
1377 /* connect monitor section to physical outs
1380 if (Config->get_auto_connect_standard_busses()) {
1382 if (!Config->get_monitor_bus_preferred_bundle().empty()) {
1384 boost::shared_ptr<Bundle> b = bundle_by_name (Config->get_monitor_bus_preferred_bundle());
1387 _monitor_out->output()->connect_ports_to_bundle (b, true, this);
1389 warning << string_compose (_("The preferred I/O for the monitor bus (%1) cannot be found"),
1390 Config->get_monitor_bus_preferred_bundle())
1396 /* Monitor bus is audio only */
1398 vector<string> outputs[DataType::num_types];
1400 for (uint32_t i = 0; i < DataType::num_types; ++i) {
1401 _engine.get_physical_outputs (DataType (DataType::Symbol (i)), outputs[i]);
1404 uint32_t mod = outputs[DataType::AUDIO].size();
1405 uint32_t limit = _monitor_out->n_outputs().get (DataType::AUDIO);
1409 for (uint32_t n = 0; n < limit; ++n) {
1411 boost::shared_ptr<Port> p = _monitor_out->output()->ports().port(DataType::AUDIO, n);
1413 if (outputs[DataType::AUDIO].size() > (n % mod)) {
1414 connect_to = outputs[DataType::AUDIO][n % mod];
1417 if (!connect_to.empty()) {
1418 if (_monitor_out->output()->connect (p, connect_to, this)) {
1419 error << string_compose (
1420 _("cannot connect control output %1 to %2"),
1431 /* Connect tracks to monitor section. Note that in an
1432 existing session, the internal sends will already exist, but we want the
1433 routes to notice that they connect to the control out specifically.
1437 boost::shared_ptr<RouteList> rls = routes.reader ();
1439 ProcessorChangeBlocker pcb (this, false);
1441 for (RouteList::iterator x = rls->begin(); x != rls->end(); ++x) {
1443 if ((*x)->is_monitor()) {
1445 } else if ((*x)->is_master()) {
1448 (*x)->enable_monitor_send ();
1454 Session::hookup_io ()
1456 /* stop graph reordering notifications from
1457 causing resorts, etc.
1460 _state_of_the_state = StateOfTheState (_state_of_the_state | InitialConnecting);
1464 /* we delay creating the auditioner till now because
1465 it makes its own connections to ports.
1469 boost::shared_ptr<Auditioner> a (new Auditioner (*this));
1471 throw failed_constructor ();
1473 a->use_new_diskstream ();
1477 catch (failed_constructor& err) {
1478 warning << _("cannot create Auditioner: no auditioning of regions possible") << endmsg;
1482 /* load bundles, which we may have postponed earlier on */
1483 if (_bundle_xml_node) {
1484 load_bundles (*_bundle_xml_node);
1485 delete _bundle_xml_node;
1488 /* Tell all IO objects to connect themselves together */
1490 IO::enable_connecting ();
1492 /* Now tell all "floating" ports to connect to whatever
1493 they should be connected to.
1496 AudioEngine::instance()->reconnect_ports ();
1498 /* Anyone who cares about input state, wake up and do something */
1500 IOConnectionsComplete (); /* EMIT SIGNAL */
1502 _state_of_the_state = StateOfTheState (_state_of_the_state & ~InitialConnecting);
1504 /* now handle the whole enchilada as if it was one
1505 graph reorder event.
1510 /* update the full solo state, which can't be
1511 correctly determined on a per-route basis, but
1512 needs the global overview that only the session
1516 update_route_solo_state ();
1520 Session::track_playlist_changed (boost::weak_ptr<Track> wp)
1522 boost::shared_ptr<Track> track = wp.lock ();
1527 boost::shared_ptr<Playlist> playlist;
1529 if ((playlist = track->playlist()) != 0) {
1530 playlist->RegionAdded.connect_same_thread (*this, boost::bind (&Session::playlist_region_added, this, _1));
1531 playlist->RangesMoved.connect_same_thread (*this, boost::bind (&Session::playlist_ranges_moved, this, _1));
1532 playlist->RegionsExtended.connect_same_thread (*this, boost::bind (&Session::playlist_regions_extended, this, _1));
1537 Session::record_enabling_legal () const
1539 /* this used to be in here, but survey says.... we don't need to restrict it */
1540 // if (record_status() == Recording) {
1544 if (Config->get_all_safe()) {
1551 Session::set_track_monitor_input_status (bool yn)
1553 boost::shared_ptr<RouteList> rl = routes.reader ();
1554 for (RouteList::iterator i = rl->begin(); i != rl->end(); ++i) {
1555 boost::shared_ptr<AudioTrack> tr = boost::dynamic_pointer_cast<AudioTrack> (*i);
1556 if (tr && tr->rec_enable_control()->get_value()) {
1557 //cerr << "switching to input = " << !auto_input << __FILE__ << __LINE__ << endl << endl;
1558 tr->request_input_monitoring (yn);
1564 Session::auto_punch_start_changed (Location* location)
1566 replace_event (SessionEvent::PunchIn, location->start());
1568 if (get_record_enabled() && config.get_punch_in()) {
1569 /* capture start has been changed, so save new pending state */
1570 save_state ("", true);
1575 Session::auto_punch_end_changed (Location* location)
1577 framepos_t when_to_stop = location->end();
1578 // when_to_stop += _worst_output_latency + _worst_input_latency;
1579 replace_event (SessionEvent::PunchOut, when_to_stop);
1583 Session::auto_punch_changed (Location* location)
1585 framepos_t when_to_stop = location->end();
1587 replace_event (SessionEvent::PunchIn, location->start());
1588 //when_to_stop += _worst_output_latency + _worst_input_latency;
1589 replace_event (SessionEvent::PunchOut, when_to_stop);
1592 /** @param loc A loop location.
1593 * @param pos Filled in with the start time of the required fade-out (in session frames).
1594 * @param length Filled in with the length of the required fade-out.
1597 Session::auto_loop_declick_range (Location* loc, framepos_t & pos, framepos_t & length)
1599 pos = max (loc->start(), loc->end() - 64);
1600 length = loc->end() - pos;
1604 Session::auto_loop_changed (Location* location)
1606 replace_event (SessionEvent::AutoLoop, location->end(), location->start());
1609 auto_loop_declick_range (location, dcp, dcl);
1611 if (transport_rolling() && play_loop) {
1613 replace_event (SessionEvent::AutoLoopDeclick, dcp, dcl);
1615 // if (_transport_frame > location->end()) {
1617 if (_transport_frame < location->start() || _transport_frame > location->end()) {
1618 // relocate to beginning of loop
1619 clear_events (SessionEvent::LocateRoll);
1621 request_locate (location->start(), true);
1624 else if (Config->get_seamless_loop() && !loop_changing) {
1626 // schedule a locate-roll to refill the diskstreams at the
1627 // previous loop end
1628 loop_changing = true;
1630 if (location->end() > last_loopend) {
1631 clear_events (SessionEvent::LocateRoll);
1632 SessionEvent *ev = new SessionEvent (SessionEvent::LocateRoll, SessionEvent::Add, last_loopend, last_loopend, 0, true);
1638 clear_events (SessionEvent::AutoLoopDeclick);
1639 clear_events (SessionEvent::AutoLoop);
1642 /* possibly move playhead if not rolling; if we are rolling we'll move
1643 to the loop start on stop if that is appropriate.
1648 if (!transport_rolling() && select_playhead_priority_target (pos)) {
1649 if (pos == location->start()) {
1650 request_locate (pos);
1655 last_loopend = location->end();
1660 Session::set_auto_punch_location (Location* location)
1664 if ((existing = _locations->auto_punch_location()) != 0 && existing != location) {
1665 punch_connections.drop_connections();
1666 existing->set_auto_punch (false, this);
1667 remove_event (existing->start(), SessionEvent::PunchIn);
1668 clear_events (SessionEvent::PunchOut);
1669 auto_punch_location_changed (0);
1674 if (location == 0) {
1678 if (location->end() <= location->start()) {
1679 error << _("Session: you can't use that location for auto punch (start <= end)") << endmsg;
1683 punch_connections.drop_connections ();
1685 location->StartChanged.connect_same_thread (punch_connections, boost::bind (&Session::auto_punch_start_changed, this, location));
1686 location->EndChanged.connect_same_thread (punch_connections, boost::bind (&Session::auto_punch_end_changed, this, location));
1687 location->Changed.connect_same_thread (punch_connections, boost::bind (&Session::auto_punch_changed, this, location));
1689 location->set_auto_punch (true, this);
1691 auto_punch_changed (location);
1693 auto_punch_location_changed (location);
1697 Session::set_session_extents (framepos_t start, framepos_t end)
1700 if ((existing = _locations->session_range_location()) == 0) {
1701 //if there is no existing session, we need to make a new session location (should never happen)
1702 existing = new Location (*this, 0, 0, _("session"), Location::IsSessionRange, 0);
1706 error << _("Session: you can't use that location for session start/end)") << endmsg;
1710 existing->set( start, end );
1716 Session::set_auto_loop_location (Location* location)
1720 if ((existing = _locations->auto_loop_location()) != 0 && existing != location) {
1721 loop_connections.drop_connections ();
1722 existing->set_auto_loop (false, this);
1723 remove_event (existing->end(), SessionEvent::AutoLoop);
1726 auto_loop_declick_range (existing, dcp, dcl);
1727 remove_event (dcp, SessionEvent::AutoLoopDeclick);
1728 auto_loop_location_changed (0);
1733 if (location == 0) {
1737 if (location->end() <= location->start()) {
1738 error << _("You cannot use this location for auto-loop because it has zero or negative length") << endmsg;
1742 last_loopend = location->end();
1744 loop_connections.drop_connections ();
1746 location->StartChanged.connect_same_thread (loop_connections, boost::bind (&Session::auto_loop_changed, this, location));
1747 location->EndChanged.connect_same_thread (loop_connections, boost::bind (&Session::auto_loop_changed, this, location));
1748 location->Changed.connect_same_thread (loop_connections, boost::bind (&Session::auto_loop_changed, this, location));
1749 location->FlagsChanged.connect_same_thread (loop_connections, boost::bind (&Session::auto_loop_changed, this, location));
1751 location->set_auto_loop (true, this);
1753 if (Config->get_loop_is_mode() && play_loop && Config->get_seamless_loop()) {
1754 // set all tracks to use internal looping
1755 boost::shared_ptr<RouteList> rl = routes.reader ();
1756 for (RouteList::iterator i = rl->begin(); i != rl->end(); ++i) {
1757 boost::shared_ptr<Track> tr = boost::dynamic_pointer_cast<Track> (*i);
1758 if (tr && !tr->hidden()) {
1759 tr->set_loop (location);
1764 /* take care of our stuff first */
1766 auto_loop_changed (location);
1768 /* now tell everyone else */
1770 auto_loop_location_changed (location);
1774 Session::update_marks (Location*)
1780 Session::update_skips (Location* loc, bool consolidate)
1782 if (_ignore_skips_updates) {
1786 Locations::LocationList skips;
1789 PBD::Unwinder<bool> uw (_ignore_skips_updates, true);
1790 consolidate_skips (loc);
1793 sync_locations_to_skips ();
1799 Session::consolidate_skips (Location* loc)
1801 Locations::LocationList all_locations = _locations->list ();
1803 for (Locations::LocationList::iterator l = all_locations.begin(); l != all_locations.end(); ) {
1805 if (!(*l)->is_skip ()) {
1810 /* don't test against self */
1817 switch (Evoral::coverage ((*l)->start(), (*l)->end(), loc->start(), loc->end())) {
1818 case Evoral::OverlapInternal:
1819 case Evoral::OverlapExternal:
1820 case Evoral::OverlapStart:
1821 case Evoral::OverlapEnd:
1822 /* adjust new location to cover existing one */
1823 loc->set_start (min (loc->start(), (*l)->start()));
1824 loc->set_end (max (loc->end(), (*l)->end()));
1825 /* we don't need this one any more */
1826 _locations->remove (*l);
1827 /* the location has been deleted, so remove reference to it in our local list */
1828 l = all_locations.erase (l);
1831 case Evoral::OverlapNone:
1839 Session::sync_locations_to_skips ()
1841 /* This happens asynchronously (in the audioengine thread). After the clear is done, we will call
1842 * Session::_sync_locations_to_skips() from the audioengine thread.
1844 clear_events (SessionEvent::Skip, boost::bind (&Session::_sync_locations_to_skips, this));
1848 Session::_sync_locations_to_skips ()
1850 /* called as a callback after existing Skip events have been cleared from a realtime audioengine thread */
1852 Locations::LocationList const & locs (_locations->list());
1854 for (Locations::LocationList::const_iterator i = locs.begin(); i != locs.end(); ++i) {
1856 Location* location = *i;
1858 if (location->is_skip() && location->is_skipping()) {
1859 SessionEvent* ev = new SessionEvent (SessionEvent::Skip, SessionEvent::Add, location->start(), location->end(), 1.0);
1867 Session::location_added (Location *location)
1869 if (location->is_auto_punch()) {
1870 set_auto_punch_location (location);
1873 if (location->is_auto_loop()) {
1874 set_auto_loop_location (location);
1877 if (location->is_session_range()) {
1878 /* no need for any signal handling or event setting with the session range,
1879 because we keep a direct reference to it and use its start/end directly.
1881 _session_range_location = location;
1884 if (location->is_mark()) {
1885 /* listen for per-location signals that require us to do any * global updates for marks */
1887 location->StartChanged.connect_same_thread (skip_update_connections, boost::bind (&Session::update_marks, this, location));
1888 location->EndChanged.connect_same_thread (skip_update_connections, boost::bind (&Session::update_marks, this, location));
1889 location->Changed.connect_same_thread (skip_update_connections, boost::bind (&Session::update_marks, this, location));
1890 location->FlagsChanged.connect_same_thread (skip_update_connections, boost::bind (&Session::update_marks, this, location));
1891 location->PositionLockStyleChanged.connect_same_thread (skip_update_connections, boost::bind (&Session::update_marks, this, location));
1894 if (location->is_range_marker()) {
1895 /* listen for per-location signals that require us to do any * global updates for marks */
1897 location->StartChanged.connect_same_thread (skip_update_connections, boost::bind (&Session::update_marks, this, location));
1898 location->EndChanged.connect_same_thread (skip_update_connections, boost::bind (&Session::update_marks, this, location));
1899 location->Changed.connect_same_thread (skip_update_connections, boost::bind (&Session::update_marks, this, location));
1900 location->FlagsChanged.connect_same_thread (skip_update_connections, boost::bind (&Session::update_marks, this, location));
1901 location->PositionLockStyleChanged.connect_same_thread (skip_update_connections, boost::bind (&Session::update_marks, this, location));
1904 if (location->is_skip()) {
1905 /* listen for per-location signals that require us to update skip-locate events */
1907 location->StartChanged.connect_same_thread (skip_update_connections, boost::bind (&Session::update_skips, this, location, true));
1908 location->EndChanged.connect_same_thread (skip_update_connections, boost::bind (&Session::update_skips, this, location, true));
1909 location->Changed.connect_same_thread (skip_update_connections, boost::bind (&Session::update_skips, this, location, true));
1910 location->FlagsChanged.connect_same_thread (skip_update_connections, boost::bind (&Session::update_skips, this, location, false));
1911 location->PositionLockStyleChanged.connect_same_thread (skip_update_connections, boost::bind (&Session::update_marks, this, location));
1913 update_skips (location, true);
1920 Session::location_removed (Location *location)
1922 if (location->is_auto_loop()) {
1923 set_auto_loop_location (0);
1924 set_track_loop (false);
1927 if (location->is_auto_punch()) {
1928 set_auto_punch_location (0);
1931 if (location->is_session_range()) {
1932 /* this is never supposed to happen */
1933 error << _("programming error: session range removed!") << endl;
1936 if (location->is_skip()) {
1938 update_skips (location, false);
1945 Session::locations_changed ()
1947 _locations->apply (*this, &Session::_locations_changed);
1951 Session::_locations_changed (const Locations::LocationList& locations)
1953 /* There was some mass-change in the Locations object.
1955 We might be re-adding a location here but it doesn't actually matter
1956 for all the locations that the Session takes an interest in.
1960 PBD::Unwinder<bool> protect_ignore_skip_updates (_ignore_skips_updates, true);
1961 for (Locations::LocationList::const_iterator i = locations.begin(); i != locations.end(); ++i) {
1962 location_added (*i);
1966 update_skips (NULL, false);
1970 Session::enable_record ()
1972 if (_transport_speed != 0.0 && _transport_speed != 1.0) {
1973 /* no recording at anything except normal speed */
1978 RecordState rs = (RecordState) g_atomic_int_get (&_record_status);
1980 if (rs == Recording) {
1984 if (g_atomic_int_compare_and_exchange (&_record_status, rs, Recording)) {
1986 _last_record_location = _transport_frame;
1987 send_immediate_mmc (MIDI::MachineControlCommand (MIDI::MachineControl::cmdRecordStrobe));
1989 if (Config->get_monitoring_model() == HardwareMonitoring && config.get_auto_input()) {
1990 set_track_monitor_input_status (true);
1993 RecordStateChanged ();
2000 Session::set_all_tracks_record_enabled (bool enable )
2002 boost::shared_ptr<RouteList> rl = routes.reader();
2003 set_controls (route_list_to_control_list (rl, &Stripable::rec_enable_control), enable, Controllable::NoGroup);
2007 Session::disable_record (bool rt_context, bool force)
2011 if ((rs = (RecordState) g_atomic_int_get (&_record_status)) != Disabled) {
2013 if (!Config->get_latched_record_enable () || force) {
2014 g_atomic_int_set (&_record_status, Disabled);
2015 send_immediate_mmc (MIDI::MachineControlCommand (MIDI::MachineControl::cmdRecordExit));
2017 if (rs == Recording) {
2018 g_atomic_int_set (&_record_status, Enabled);
2022 if (Config->get_monitoring_model() == HardwareMonitoring && config.get_auto_input()) {
2023 set_track_monitor_input_status (false);
2026 RecordStateChanged (); /* emit signal */
2029 remove_pending_capture_state ();
2031 unset_preroll_record_punch ();
2036 Session::step_back_from_record ()
2038 if (g_atomic_int_compare_and_exchange (&_record_status, Recording, Enabled)) {
2040 if (Config->get_monitoring_model() == HardwareMonitoring && config.get_auto_input()) {
2041 set_track_monitor_input_status (false);
2044 RecordStateChanged (); /* emit signal */
2049 Session::maybe_enable_record (bool rt_context)
2051 if (_step_editors > 0) {
2055 g_atomic_int_set (&_record_status, Enabled);
2057 /* This function is currently called from somewhere other than an RT thread.
2058 * (except maybe lua scripts, which can use rt_context = true)
2059 * This save_state() call therefore doesn't impact anything. Doing it here
2060 * means that we save pending state of which sources the next record will use,
2061 * which gives us some chance of recovering from a crash during the record.
2065 save_state ("", true);
2068 if (_transport_speed) {
2069 if (!config.get_punch_in() && !preroll_record_punch_enabled ()) {
2073 send_immediate_mmc (MIDI::MachineControlCommand (MIDI::MachineControl::cmdRecordPause));
2074 RecordStateChanged (); /* EMIT SIGNAL */
2081 Session::audible_frame (bool* latent_locate) const
2085 frameoffset_t offset = worst_playback_latency (); // - _engine.samples_since_cycle_start ();
2086 offset *= transport_speed ();
2087 if (latent_locate) {
2088 *latent_locate = false;
2091 if (synced_to_engine()) {
2092 /* Note: this is basically just sync-to-JACK */
2093 ret = _engine.transport_frame();
2095 ret = _transport_frame;
2098 if (transport_rolling()) {
2101 /* Check to see if we have passed the first guaranteed
2102 * audible frame past our last start position. if not,
2103 * return that last start point because in terms
2104 * of audible frames, we have not moved yet.
2106 * `Start position' in this context means the time we last
2107 * either started, located, or changed transport direction.
2110 if (_transport_speed > 0.0f) {
2112 if (!play_loop || !have_looped) {
2113 if (ret < _last_roll_or_reversal_location) {
2114 if (latent_locate) {
2115 *latent_locate = true;
2117 return _last_roll_or_reversal_location;
2120 /* the play-position wrapped at the loop-point
2121 * ardour is already playing the beginning of the loop,
2122 * but due to playback latency, the "audible frame"
2123 * is still at the end of the loop.
2125 Location *location = _locations->auto_loop_location();
2126 frameoffset_t lo = location->start() - ret;
2128 ret = location->end () - lo;
2129 if (latent_locate) {
2130 *latent_locate = true;
2135 } else if (_transport_speed < 0.0f) {
2137 /* XXX wot? no backward looping? */
2139 if (ret > _last_roll_or_reversal_location) {
2140 return _last_roll_or_reversal_location;
2145 return std::max ((framepos_t)0, ret);
2150 Session::preroll_samples (framepos_t pos) const
2152 const float pr = Config->get_preroll_seconds();
2153 if (pos >= 0 && pr < 0) {
2154 const Tempo& tempo = _tempo_map->tempo_at_frame (pos);
2155 const Meter& meter = _tempo_map->meter_at_frame (pos);
2156 return meter.frames_per_bar (tempo, frame_rate()) * -pr;
2161 return pr * frame_rate();
2165 Session::set_frame_rate (framecnt_t frames_per_second)
2167 /** \fn void Session::set_frame_size(framecnt_t)
2168 the AudioEngine object that calls this guarantees
2169 that it will not be called while we are also in
2170 ::process(). Its fine to do things that block
2174 if (_base_frame_rate == 0) {
2175 _base_frame_rate = frames_per_second;
2177 else if (_base_frame_rate != frames_per_second && frames_per_second != _nominal_frame_rate) {
2178 NotifyAboutSampleRateMismatch (_base_frame_rate, frames_per_second);
2180 _nominal_frame_rate = frames_per_second;
2185 reset_write_sources (false);
2187 // XXX we need some equivalent to this, somehow
2188 // SndFileSource::setup_standard_crossfades (frames_per_second);
2192 /* XXX need to reset/reinstantiate all LADSPA plugins */
2196 Session::set_block_size (pframes_t nframes)
2198 /* the AudioEngine guarantees
2199 that it will not be called while we are also in
2200 ::process(). It is therefore fine to do things that block
2205 current_block_size = nframes;
2209 boost::shared_ptr<RouteList> r = routes.reader ();
2211 for (RouteList::iterator i = r->begin(); i != r->end(); ++i) {
2212 (*i)->set_block_size (nframes);
2215 boost::shared_ptr<RouteList> rl = routes.reader ();
2216 for (RouteList::iterator i = rl->begin(); i != rl->end(); ++i) {
2217 boost::shared_ptr<Track> tr = boost::dynamic_pointer_cast<Track> (*i);
2219 tr->set_block_size (nframes);
2223 set_worst_io_latencies ();
2229 trace_terminal (boost::shared_ptr<Route> r1, boost::shared_ptr<Route> rbase)
2231 boost::shared_ptr<Route> r2;
2233 if (r1->feeds (rbase) && rbase->feeds (r1)) {
2234 info << string_compose(_("feedback loop setup between %1 and %2"), r1->name(), rbase->name()) << endmsg;
2238 /* make a copy of the existing list of routes that feed r1 */
2240 Route::FedBy existing (r1->fed_by());
2242 /* for each route that feeds r1, recurse, marking it as feeding
2246 for (Route::FedBy::iterator i = existing.begin(); i != existing.end(); ++i) {
2247 if (!(r2 = i->r.lock ())) {
2248 /* (*i) went away, ignore it */
2252 /* r2 is a route that feeds r1 which somehow feeds base. mark
2253 base as being fed by r2
2256 rbase->add_fed_by (r2, i->sends_only);
2260 /* 2nd level feedback loop detection. if r1 feeds or is fed by r2,
2264 if (r1->feeds (r2) && r2->feeds (r1)) {
2268 /* now recurse, so that we can mark base as being fed by
2269 all routes that feed r2
2272 trace_terminal (r2, rbase);
2279 Session::resort_routes ()
2281 /* don't do anything here with signals emitted
2282 by Routes during initial setup or while we
2283 are being destroyed.
2286 if (_state_of_the_state & (InitialConnecting | Deletion)) {
2290 if (_route_deletion_in_progress) {
2295 RCUWriter<RouteList> writer (routes);
2296 boost::shared_ptr<RouteList> r = writer.get_copy ();
2297 resort_routes_using (r);
2298 /* writer goes out of scope and forces update */
2302 if (DEBUG_ENABLED(DEBUG::Graph)) {
2303 boost::shared_ptr<RouteList> rl = routes.reader ();
2304 for (RouteList::iterator i = rl->begin(); i != rl->end(); ++i) {
2305 DEBUG_TRACE (DEBUG::Graph, string_compose ("%1 fed by ...\n", (*i)->name()));
2307 const Route::FedBy& fb ((*i)->fed_by());
2309 for (Route::FedBy::const_iterator f = fb.begin(); f != fb.end(); ++f) {
2310 boost::shared_ptr<Route> sf = f->r.lock();
2312 DEBUG_TRACE (DEBUG::Graph, string_compose ("\t%1 (sends only ? %2)\n", sf->name(), f->sends_only));
2321 /** This is called whenever we need to rebuild the graph of how we will process
2323 * @param r List of routes, in any order.
2327 Session::resort_routes_using (boost::shared_ptr<RouteList> r)
2329 /* We are going to build a directed graph of our routes;
2330 this is where the edges of that graph are put.
2335 /* Go through all routes doing two things:
2337 * 1. Collect the edges of the route graph. Each of these edges
2338 * is a pair of routes, one of which directly feeds the other
2339 * either by a JACK connection or by an internal send.
2341 * 2. Begin the process of making routes aware of which other
2342 * routes directly or indirectly feed them. This information
2343 * is used by the solo code.
2346 for (RouteList::iterator i = r->begin(); i != r->end(); ++i) {
2348 /* Clear out the route's list of direct or indirect feeds */
2349 (*i)->clear_fed_by ();
2351 for (RouteList::iterator j = r->begin(); j != r->end(); ++j) {
2353 bool via_sends_only;
2355 /* See if this *j feeds *i according to the current state of the JACK
2356 connections and internal sends.
2358 if ((*j)->direct_feeds_according_to_reality (*i, &via_sends_only)) {
2359 /* add the edge to the graph (part #1) */
2360 edges.add (*j, *i, via_sends_only);
2361 /* tell the route (for part #2) */
2362 (*i)->add_fed_by (*j, via_sends_only);
2367 /* Attempt a topological sort of the route graph */
2368 boost::shared_ptr<RouteList> sorted_routes = topological_sort (r, edges);
2370 if (sorted_routes) {
2371 /* We got a satisfactory topological sort, so there is no feedback;
2374 Note: the process graph rechain does not require a
2375 topologically-sorted list, but hey ho.
2377 if (_process_graph) {
2378 _process_graph->rechain (sorted_routes, edges);
2381 _current_route_graph = edges;
2383 /* Complete the building of the routes' lists of what directly
2384 or indirectly feeds them.
2386 for (RouteList::iterator i = r->begin(); i != r->end(); ++i) {
2387 trace_terminal (*i, *i);
2390 *r = *sorted_routes;
2393 DEBUG_TRACE (DEBUG::Graph, "Routes resorted, order follows:\n");
2394 for (RouteList::iterator i = r->begin(); i != r->end(); ++i) {
2395 DEBUG_TRACE (DEBUG::Graph, string_compose ("\t%1 presentation order %2\n", (*i)->name(), (*i)->presentation_info().order()));
2399 SuccessfulGraphSort (); /* EMIT SIGNAL */
2402 /* The topological sort failed, so we have a problem. Tell everyone
2403 and stick to the old graph; this will continue to be processed, so
2404 until the feedback is fixed, what is played back will not quite
2405 reflect what is actually connected. Note also that we do not
2406 do trace_terminal here, as it would fail due to an endless recursion,
2407 so the solo code will think that everything is still connected
2411 FeedbackDetected (); /* EMIT SIGNAL */
2416 /** Find a route name starting with \a base, maybe followed by the
2417 * lowest \a id. \a id will always be added if \a definitely_add_number
2418 * is true on entry; otherwise it will only be added if required
2419 * to make the name unique.
2421 * Names are constructed like e.g. "Audio 3" for base="Audio" and id=3.
2422 * The available route name with the lowest ID will be used, and \a id
2423 * will be set to the ID.
2425 * \return false if a route name could not be found, and \a track_name
2426 * and \a id do not reflect a free route name.
2429 Session::find_route_name (string const & base, uint32_t& id, string& name, bool definitely_add_number)
2431 /* the base may conflict with ports that do not belong to existing
2432 routes, but hidden objects like the click track. So check port names
2433 before anything else.
2436 for (map<string,bool>::const_iterator reserved = reserved_io_names.begin(); reserved != reserved_io_names.end(); ++reserved) {
2437 if (base == reserved->first) {
2438 /* Check if this reserved name already exists, and if
2439 so, disallow it without a numeric suffix.
2441 if (!reserved->second || route_by_name (reserved->first)) {
2442 definitely_add_number = true;
2451 /* if we have "base 1" already, it doesn't make sense to add "base"
2452 * if "base 1" has been deleted, adding "base" is no worse than "base 1"
2454 if (!definitely_add_number && route_by_name (base) == 0 && (route_by_name (string_compose("%1 1", base)) == 0)) {
2455 /* just use the base */
2461 name = string_compose ("%1 %2", base, id);
2463 if (route_by_name (name) == 0) {
2469 } while (id < (UINT_MAX-1));
2474 /** Count the total ins and outs of all non-hidden tracks in the session and return them in in and out */
2476 Session::count_existing_track_channels (ChanCount& in, ChanCount& out)
2478 in = ChanCount::ZERO;
2479 out = ChanCount::ZERO;
2481 boost::shared_ptr<RouteList> r = routes.reader ();
2483 for (RouteList::iterator i = r->begin(); i != r->end(); ++i) {
2484 boost::shared_ptr<Track> tr = boost::dynamic_pointer_cast<Track> (*i);
2485 if (tr && !tr->is_auditioner()) {
2486 in += tr->n_inputs();
2487 out += tr->n_outputs();
2493 Session::default_track_name_pattern (DataType t)
2496 case DataType::AUDIO:
2497 if (Profile->get_trx()) {
2504 case DataType::MIDI:
2511 /** Caller must not hold process lock
2512 * @param name_template string to use for the start of the name, or "" to use "MIDI".
2513 * @param instrument plugin info for the instrument to insert pre-fader, if any
2515 list<boost::shared_ptr<MidiTrack> >
2516 Session::new_midi_track (const ChanCount& input, const ChanCount& output, bool strict_io,
2517 boost::shared_ptr<PluginInfo> instrument, Plugin::PresetRecord* pset,
2518 RouteGroup* route_group, uint32_t how_many,
2519 string name_template, PresentationInfo::order_t order,
2523 uint32_t track_id = 0;
2525 RouteList new_routes;
2526 list<boost::shared_ptr<MidiTrack> > ret;
2528 const string name_pattern = default_track_name_pattern (DataType::MIDI);
2529 bool const use_number = (how_many != 1) || name_template.empty () || (name_template == name_pattern);
2532 if (!find_route_name (name_template.empty() ? _("MIDI") : name_template, ++track_id, track_name, use_number)) {
2533 error << "cannot find name for new midi track" << endmsg;
2537 boost::shared_ptr<MidiTrack> track;
2540 track.reset (new MidiTrack (*this, track_name, mode));
2542 if (track->init ()) {
2547 track->set_strict_io (true);
2550 track->use_new_diskstream();
2552 BOOST_MARK_TRACK (track);
2555 Glib::Threads::Mutex::Lock lm (AudioEngine::instance()->process_lock ());
2556 if (track->input()->ensure_io (input, false, this)) {
2557 error << "cannot configure " << input << " out configuration for new midi track" << endmsg;
2561 if (track->output()->ensure_io (output, false, this)) {
2562 error << "cannot configure " << output << " out configuration for new midi track" << endmsg;
2567 track->non_realtime_input_change();
2570 route_group->add (track);
2573 track->DiskstreamChanged.connect_same_thread (*this, boost::bind (&Session::resort_routes, this));
2575 new_routes.push_back (track);
2576 ret.push_back (track);
2579 catch (failed_constructor &err) {
2580 error << _("Session: could not create new midi track.") << endmsg;
2584 catch (AudioEngine::PortRegistrationFailure& pfe) {
2586 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;
2594 if (!new_routes.empty()) {
2595 StateProtector sp (this);
2596 if (Profile->get_trx()) {
2597 add_routes (new_routes, false, false, false, order);
2599 add_routes (new_routes, true, true, false, order);
2603 for (RouteList::iterator r = new_routes.begin(); r != new_routes.end(); ++r) {
2604 PluginPtr plugin = instrument->load (*this);
2606 warning << "Failed to add Synth Plugin to newly created track." << endmsg;
2610 plugin->load_preset (*pset);
2612 boost::shared_ptr<PluginInsert> pi (new PluginInsert (*this, plugin));
2614 pi->set_strict_io (true);
2617 (*r)->add_processor (pi, PreFader);
2619 if (Profile->get_mixbus () && pi->configured () && pi->output_streams().n_audio() > 2) {
2620 (*r)->move_instrument_down (false);
2630 Session::new_midi_route (RouteGroup* route_group, uint32_t how_many, string name_template, bool strict_io,
2631 boost::shared_ptr<PluginInfo> instrument, Plugin::PresetRecord* pset,
2632 PresentationInfo::Flag flag, PresentationInfo::order_t order)
2635 uint32_t bus_id = 0;
2639 bool const use_number = (how_many != 1) || name_template.empty () || name_template == _("Midi Bus");
2642 if (!find_route_name (name_template.empty () ? _("Midi Bus") : name_template, ++bus_id, bus_name, use_number)) {
2643 error << "cannot find name for new midi bus" << endmsg;
2648 boost::shared_ptr<Route> bus (new Route (*this, bus_name, flag, DataType::AUDIO)); // XXX Editor::add_routes is not ready for ARDOUR::DataType::MIDI
2655 bus->set_strict_io (true);
2658 BOOST_MARK_ROUTE(bus);
2661 Glib::Threads::Mutex::Lock lm (AudioEngine::instance()->process_lock ());
2663 if (bus->input()->ensure_io (ChanCount(DataType::MIDI, 1), false, this)) {
2664 error << _("cannot configure new midi bus input") << endmsg;
2669 if (bus->output()->ensure_io (ChanCount(DataType::MIDI, 1), false, this)) {
2670 error << _("cannot configure new midi bus output") << endmsg;
2676 route_group->add (bus);
2679 bus->add_internal_return ();
2680 ret.push_back (bus);
2683 catch (failed_constructor &err) {
2684 error << _("Session: could not create new audio route.") << endmsg;
2688 catch (AudioEngine::PortRegistrationFailure& pfe) {
2689 error << pfe.what() << endmsg;
2699 StateProtector sp (this);
2700 add_routes (ret, false, false, false, order);
2703 for (RouteList::iterator r = ret.begin(); r != ret.end(); ++r) {
2704 PluginPtr plugin = instrument->load (*this);
2706 warning << "Failed to add Synth Plugin to newly created track." << endmsg;
2710 plugin->load_preset (*pset);
2712 boost::shared_ptr<PluginInsert> pi (new PluginInsert (*this, plugin));
2714 pi->set_strict_io (true);
2717 (*r)->add_processor (pi, PreFader);
2719 if (Profile->get_mixbus () && pi->configured () && pi->output_streams().n_audio() > 2) {
2720 (*r)->move_instrument_down (false);
2732 Session::midi_output_change_handler (IOChange change, void * /*src*/, boost::weak_ptr<Route> wmt)
2734 boost::shared_ptr<Route> midi_track (wmt.lock());
2740 if ((change.type & IOChange::ConfigurationChanged) && Config->get_output_auto_connect() != ManualConnect) {
2742 if (change.after.n_audio() <= change.before.n_audio()) {
2746 /* new audio ports: make sure the audio goes somewhere useful,
2747 * unless the user has no-auto-connect selected.
2749 * The existing ChanCounts don't matter for this call as they are only
2750 * to do with matching input and output indices, and we are only changing
2753 auto_connect_route (midi_track, false, ChanCount(), change.before);
2757 #ifdef USE_TRACKS_CODE_FEATURES
2760 compare_routes_by_remote_id (const boost::shared_ptr<Route>& route1, const boost::shared_ptr<Route>& route2)
2762 return route1->remote_control_id() < route2->remote_control_id();
2766 Session::reconnect_existing_routes (bool withLock, bool reconnect_master, bool reconnect_inputs, bool reconnect_outputs)
2768 // it is not allowed to perform connection
2769 if (!IO::connecting_legal) {
2773 // if we are deleting routes we will call this once at the end
2774 if (_route_deletion_in_progress) {
2778 Glib::Threads::Mutex::Lock lm (AudioEngine::instance()->process_lock (), Glib::Threads::NOT_LOCK);
2784 // We need to disconnect the route's inputs and outputs first
2785 // basing on autoconnect configuration
2786 bool reconnectIputs = !(Config->get_input_auto_connect() & ManualConnect) && reconnect_inputs;
2787 bool reconnectOutputs = !(Config->get_output_auto_connect() & ManualConnect) && reconnect_outputs;
2789 ChanCount existing_inputs;
2790 ChanCount existing_outputs;
2791 count_existing_track_channels (existing_inputs, existing_outputs);
2793 //ChanCount inputs = ChanCount::ZERO;
2794 //ChanCount outputs = ChanCount::ZERO;
2796 RouteList existing_routes = *routes.reader ();
2797 existing_routes.sort (compare_routes_by_remote_id);
2800 PBD::Unwinder<bool> protect_ignore_changes (_reconnecting_routes_in_progress, true);
2802 vector<string> physinputs;
2803 vector<string> physoutputs;
2805 EngineStateController::instance()->get_physical_audio_outputs(physoutputs);
2806 EngineStateController::instance()->get_physical_audio_inputs(physinputs);
2808 uint32_t input_n = 0;
2809 uint32_t output_n = 0;
2810 RouteList::iterator rIter = existing_routes.begin();
2811 const AutoConnectOption current_input_auto_connection (Config->get_input_auto_connect());
2812 const AutoConnectOption current_output_auto_connection (Config->get_output_auto_connect());
2813 for (; rIter != existing_routes.end(); ++rIter) {
2814 if (*rIter == _master_out || *rIter == _monitor_out ) {
2818 if (current_output_auto_connection == AutoConnectPhysical) {
2819 (*rIter)->amp()->deactivate();
2820 } else if (current_output_auto_connection == AutoConnectMaster) {
2821 (*rIter)->amp()->activate();
2824 if (reconnectIputs) {
2825 (*rIter)->input()->disconnect (this); //GZ: check this; could be heavy
2827 for (uint32_t route_input_n = 0; route_input_n < (*rIter)->n_inputs().get(DataType::AUDIO); ++route_input_n) {
2829 if (current_input_auto_connection & AutoConnectPhysical) {
2831 if ( input_n == physinputs.size() ) {
2835 string port = physinputs[input_n];
2837 if (port.empty() ) {
2838 error << "Physical Input number "<< input_n << " is unavailable and cannot be connected" << endmsg;
2841 //GZ: check this; could be heavy
2842 (*rIter)->input()->connect ((*rIter)->input()->ports().port(DataType::AUDIO, route_input_n), port, this);
2848 if (reconnectOutputs) {
2850 //normalize route ouptuts: reduce the amount outputs to be equal to the amount of inputs
2851 if (current_output_auto_connection & AutoConnectPhysical) {
2853 //GZ: check this; could be heavy
2854 (*rIter)->output()->disconnect (this);
2855 size_t route_inputs_count = (*rIter)->n_inputs().get(DataType::AUDIO);
2857 //GZ: check this; could be heavy
2858 (*rIter)->output()->ensure_io(ChanCount(DataType::AUDIO, route_inputs_count), false, this );
2860 } else if (current_output_auto_connection & AutoConnectMaster){
2862 if (!reconnect_master) {
2866 //GZ: check this; could be heavy
2867 (*rIter)->output()->disconnect (this);
2870 uint32_t master_inputs_count = _master_out->n_inputs().get(DataType::AUDIO);
2871 (*rIter)->output()->ensure_io(ChanCount(DataType::AUDIO, master_inputs_count), false, this );
2873 error << error << "Master bus is not available" << endmsg;
2878 for (uint32_t route_output_n = 0; route_output_n < (*rIter)->n_outputs().get(DataType::AUDIO); ++route_output_n) {
2879 if (current_output_auto_connection & AutoConnectPhysical) {
2881 if ( output_n == physoutputs.size() ) {
2885 string port = physoutputs[output_n];
2887 if (port.empty() ) {
2888 error << "Physical Output number "<< output_n << " is unavailable and cannot be connected" << endmsg;
2891 //GZ: check this; could be heavy
2892 (*rIter)->output()->connect ((*rIter)->output()->ports().port(DataType::AUDIO, route_output_n), port, this);
2895 } else if (current_output_auto_connection & AutoConnectMaster) {
2897 if ( route_output_n == _master_out->n_inputs().get(DataType::AUDIO) ) {
2901 // connect to master bus
2902 string port = _master_out->input()->ports().port(DataType::AUDIO, route_output_n)->name();
2904 if (port.empty() ) {
2905 error << "MasterBus Input number "<< route_output_n << " is unavailable and cannot be connected" << endmsg;
2909 //GZ: check this; could be heavy
2910 (*rIter)->output()->connect ((*rIter)->output()->ports().port(DataType::AUDIO, route_output_n), port, this);
2917 _master_out->output()->disconnect (this);
2918 auto_connect_master_bus ();
2923 session_routes_reconnected (); /* EMIT SIGNAL */
2927 Session::reconnect_midi_scene_ports(bool inputs)
2931 boost::shared_ptr<MidiPort> scene_in_ptr = scene_in();
2933 scene_in_ptr->disconnect_all ();
2935 std::vector<EngineStateController::MidiPortState> midi_port_states;
2936 EngineStateController::instance()->get_physical_midi_input_states (midi_port_states);
2938 std::vector<EngineStateController::MidiPortState>::iterator state_iter = midi_port_states.begin();
2940 for (; state_iter != midi_port_states.end(); ++state_iter) {
2941 if (state_iter->active && state_iter->available && state_iter->scene_connected) {
2942 scene_in_ptr->connect (state_iter->name);
2949 boost::shared_ptr<MidiPort> scene_out_ptr = scene_out();
2951 if (scene_out_ptr ) {
2952 scene_out_ptr->disconnect_all ();
2954 std::vector<EngineStateController::MidiPortState> midi_port_states;
2955 EngineStateController::instance()->get_physical_midi_output_states (midi_port_states);
2957 std::vector<EngineStateController::MidiPortState>::iterator state_iter = midi_port_states.begin();
2959 for (; state_iter != midi_port_states.end(); ++state_iter) {
2960 if (state_iter->active && state_iter->available && state_iter->scene_connected) {
2961 scene_out_ptr->connect (state_iter->name);
2969 Session::reconnect_mtc_ports ()
2971 boost::shared_ptr<MidiPort> mtc_in_ptr = _midi_ports->mtc_input_port();
2977 mtc_in_ptr->disconnect_all ();
2979 std::vector<EngineStateController::MidiPortState> midi_port_states;
2980 EngineStateController::instance()->get_physical_midi_input_states (midi_port_states);
2982 std::vector<EngineStateController::MidiPortState>::iterator state_iter = midi_port_states.begin();
2984 for (; state_iter != midi_port_states.end(); ++state_iter) {
2985 if (state_iter->available && state_iter->mtc_in) {
2986 mtc_in_ptr->connect (state_iter->name);
2990 if (!_midi_ports->mtc_input_port ()->connected () &&
2991 config.get_external_sync () &&
2992 (Config->get_sync_source () == MTC) ) {
2993 config.set_external_sync (false);
2996 if ( ARDOUR::Profile->get_trx () ) {
2997 // Tracks need this signal to update timecode_source_dropdown
2998 MtcOrLtcInputPortChanged (); //emit signal
3003 Session::reconnect_mmc_ports(bool inputs)
3005 if (inputs ) { // get all enabled midi input ports
3007 boost::shared_ptr<MidiPort> mmc_in_ptr = _midi_ports->mmc_in();
3009 mmc_in_ptr->disconnect_all ();
3010 std::vector<std::string> enabled_midi_inputs;
3011 EngineStateController::instance()->get_physical_midi_inputs (enabled_midi_inputs);
3013 std::vector<std::string>::iterator port_iter = enabled_midi_inputs.begin();
3015 for (; port_iter != enabled_midi_inputs.end(); ++port_iter) {
3016 mmc_in_ptr->connect (*port_iter);
3020 } else { // get all enabled midi output ports
3022 boost::shared_ptr<MidiPort> mmc_out_ptr = _midi_ports->mmc_out();
3024 mmc_out_ptr->disconnect_all ();
3025 std::vector<std::string> enabled_midi_outputs;
3026 EngineStateController::instance()->get_physical_midi_outputs (enabled_midi_outputs);
3028 std::vector<std::string>::iterator port_iter = enabled_midi_outputs.begin();
3030 for (; port_iter != enabled_midi_outputs.end(); ++port_iter) {
3031 mmc_out_ptr->connect (*port_iter);
3040 Session::ensure_stripable_sort_order ()
3043 get_stripables (sl);
3044 sl.sort (Stripable::Sorter ());
3046 bool change = false;
3047 PresentationInfo::order_t order = 0;
3049 for (StripableList::iterator si = sl.begin(); si != sl.end(); ++si) {
3050 boost::shared_ptr<Stripable> s (*si);
3051 if (s->is_monitor () || s->is_auditioner ()) {
3054 if (order != s->presentation_info().order()) {
3055 s->set_presentation_order (order);
3064 Session::ensure_route_presentation_info_gap (PresentationInfo::order_t first_new_order, uint32_t how_many)
3066 DEBUG_TRACE (DEBUG::OrderKeys, string_compose ("ensure order gap starting at %1 for %2\n", first_new_order, how_many));
3068 if (first_new_order == PresentationInfo::max_order) {
3069 /* adding at end, no worries */
3073 /* create a gap in the presentation info to accomodate @param how_many
3077 get_stripables (sl);
3079 for (StripableList::iterator si = sl.begin(); si != sl.end(); ++si) {
3080 boost::shared_ptr<Stripable> s (*si);
3082 if (s->presentation_info().special (false)) {
3086 if (!s->presentation_info().order_set()) {
3090 if (s->presentation_info().order () >= first_new_order) {
3091 s->set_presentation_order (s->presentation_info().order () + how_many);
3096 /** Caller must not hold process lock
3097 * @param name_template string to use for the start of the name, or "" to use "Audio".
3099 list< boost::shared_ptr<AudioTrack> >
3100 Session::new_audio_track (int input_channels, int output_channels, RouteGroup* route_group,
3101 uint32_t how_many, string name_template, PresentationInfo::order_t order,
3105 uint32_t track_id = 0;
3107 RouteList new_routes;
3108 list<boost::shared_ptr<AudioTrack> > ret;
3110 const string name_pattern = default_track_name_pattern (DataType::AUDIO);
3111 bool const use_number = (how_many != 1) || name_template.empty () || (name_template == name_pattern);
3115 if (!find_route_name (name_template.empty() ? _(name_pattern.c_str()) : name_template, ++track_id, track_name, use_number)) {
3116 error << "cannot find name for new audio track" << endmsg;
3120 boost::shared_ptr<AudioTrack> track;
3123 track.reset (new AudioTrack (*this, track_name, mode));
3125 if (track->init ()) {
3129 if (Profile->get_mixbus ()) {
3130 track->set_strict_io (true);
3133 if (ARDOUR::Profile->get_trx ()) {
3134 // TRACKS considers it's not a USE CASE, it's
3135 // a piece of behavior of the session model:
3137 // Gain for a newly created route depends on
3138 // the current output_auto_connect mode:
3140 // 0 for Stereo Out mode
3142 if (Config->get_output_auto_connect() & AutoConnectMaster) {
3143 track->gain_control()->set_value (dB_to_coefficient (0), Controllable::NoGroup);
3147 track->use_new_diskstream();
3149 BOOST_MARK_TRACK (track);
3152 Glib::Threads::Mutex::Lock lm (AudioEngine::instance()->process_lock ());
3154 if (track->input()->ensure_io (ChanCount(DataType::AUDIO, input_channels), false, this)) {
3155 error << string_compose (
3156 _("cannot configure %1 in/%2 out configuration for new audio track"),
3157 input_channels, output_channels)
3162 if (track->output()->ensure_io (ChanCount(DataType::AUDIO, output_channels), false, this)) {
3163 error << string_compose (
3164 _("cannot configure %1 in/%2 out configuration for new audio track"),
3165 input_channels, output_channels)
3172 route_group->add (track);
3175 track->non_realtime_input_change();
3177 track->DiskstreamChanged.connect_same_thread (*this, boost::bind (&Session::resort_routes, this));
3179 new_routes.push_back (track);
3180 ret.push_back (track);
3183 catch (failed_constructor &err) {
3184 error << _("Session: could not create new audio track.") << endmsg;
3188 catch (AudioEngine::PortRegistrationFailure& pfe) {
3190 error << pfe.what() << endmsg;
3198 if (!new_routes.empty()) {
3199 StateProtector sp (this);
3200 if (Profile->get_trx()) {
3201 add_routes (new_routes, false, false, false, order);
3203 add_routes (new_routes, true, true, false, order);
3210 /** Caller must not hold process lock.
3211 * @param name_template string to use for the start of the name, or "" to use "Bus".
3214 Session::new_audio_route (int input_channels, int output_channels, RouteGroup* route_group, uint32_t how_many, string name_template,
3215 PresentationInfo::Flag flags, PresentationInfo::order_t order)
3218 uint32_t bus_id = 0;
3222 bool const use_number = (how_many != 1) || name_template.empty () || name_template == _("Bus");
3225 if (!find_route_name (name_template.empty () ? _("Bus") : name_template, ++bus_id, bus_name, use_number)) {
3226 error << "cannot find name for new audio bus" << endmsg;
3231 boost::shared_ptr<Route> bus (new Route (*this, bus_name, flags, DataType::AUDIO));
3237 if (Profile->get_mixbus ()) {
3238 bus->set_strict_io (true);
3241 BOOST_MARK_ROUTE(bus);
3244 Glib::Threads::Mutex::Lock lm (AudioEngine::instance()->process_lock ());
3246 if (bus->input()->ensure_io (ChanCount(DataType::AUDIO, input_channels), false, this)) {
3247 error << string_compose (_("cannot configure %1 in/%2 out configuration for new audio track"),
3248 input_channels, output_channels)
3254 if (bus->output()->ensure_io (ChanCount(DataType::AUDIO, output_channels), false, this)) {
3255 error << string_compose (_("cannot configure %1 in/%2 out configuration for new audio track"),
3256 input_channels, output_channels)
3263 route_group->add (bus);
3266 bus->add_internal_return ();
3267 ret.push_back (bus);
3270 catch (failed_constructor &err) {
3271 error << _("Session: could not create new audio route.") << endmsg;
3275 catch (AudioEngine::PortRegistrationFailure& pfe) {
3276 error << pfe.what() << endmsg;
3286 StateProtector sp (this);
3287 if (Profile->get_trx()) {
3288 add_routes (ret, false, false, false, order);
3290 add_routes (ret, false, true, true, order); // autoconnect // outputs only
3299 Session::new_route_from_template (uint32_t how_many, PresentationInfo::order_t insert_at, const std::string& template_path, const std::string& name_base,
3300 PlaylistDisposition pd)
3304 if (!tree.read (template_path.c_str())) {
3308 return new_route_from_template (how_many, insert_at, *tree.root(), name_base, pd);
3312 Session::new_route_from_template (uint32_t how_many, PresentationInfo::order_t insert_at, XMLNode& node, const std::string& name_base, PlaylistDisposition pd)
3315 uint32_t number = 0;
3316 const uint32_t being_added = how_many;
3317 /* This will prevent the use of any existing XML-provided PBD::ID
3320 Stateful::ForceIDRegeneration force_ids;
3321 IO::disable_connecting ();
3325 /* We're going to modify the node contents a bit so take a
3326 * copy. The node may be re-used when duplicating more than once.
3329 XMLNode node_copy (node);
3334 if (!name_base.empty()) {
3336 /* if we're adding more than one routes, force
3337 * all the names of the new routes to be
3338 * numbered, via the final parameter.
3341 if (!find_route_name (name_base.c_str(), ++number, name, (being_added > 1))) {
3342 fatal << _("Session: UINT_MAX routes? impossible!") << endmsg;
3348 string const route_name = node_copy.property(X_("name"))->value ();
3350 /* generate a new name by adding a number to the end of the template name */
3351 if (!find_route_name (route_name.c_str(), ++number, name, true)) {
3352 fatal << _("Session: UINT_MAX routes? impossible!") << endmsg;
3353 abort(); /*NOTREACHED*/
3357 /* set this name in the XML description that we are about to use */
3359 if (pd == CopyPlaylist) {
3360 XMLNode* ds_node = find_named_node (node_copy, "Diskstream");
3362 const std::string playlist_name = ds_node->property (X_("playlist"))->value ();
3363 boost::shared_ptr<Playlist> playlist = playlists->by_name (playlist_name);
3364 // Use same name as Route::set_name_in_state so playlist copy
3365 // is picked up when creating the Route in XMLRouteFactory below
3366 playlist = PlaylistFactory::create (playlist, string_compose ("%1.1", name));
3367 playlist->reset_shares ();
3369 } else if (pd == SharePlaylist) {
3370 XMLNode* ds_node = find_named_node (node_copy, "Diskstream");
3372 const std::string playlist_name = ds_node->property (X_("playlist"))->value ();
3373 boost::shared_ptr<Playlist> playlist = playlists->by_name (playlist_name);
3374 playlist->share_with ((node_copy.property (X_("id")))->value());
3378 bool rename_playlist = (pd == CopyPlaylist || pd == NewPlaylist);
3380 Route::set_name_in_state (node_copy, name, rename_playlist);
3382 /* trim bitslots from listen sends so that new ones are used */
3383 XMLNodeList children = node_copy.children ();
3384 for (XMLNodeList::iterator i = children.begin(); i != children.end(); ++i) {
3385 if ((*i)->name() == X_("Processor")) {
3386 /* ForceIDRegeneration does not catch the following */
3387 XMLProperty const * role = (*i)->property (X_("role"));
3388 XMLProperty const * type = (*i)->property (X_("type"));
3389 if (role && role->value() == X_("Aux")) {
3390 /* check if the target bus exists.
3391 * we should not save aux-sends in templates.
3393 XMLProperty const * target = (*i)->property (X_("target"));
3395 (*i)->set_property ("type", "dangling-aux-send");
3398 boost::shared_ptr<Route> r = route_by_id (target->value());
3399 if (!r || boost::dynamic_pointer_cast<Track>(r)) {
3400 (*i)->set_property ("type", "dangling-aux-send");
3404 if (role && role->value() == X_("Listen")) {
3405 (*i)->remove_property (X_("bitslot"));
3407 else if (role && (role->value() == X_("Send") || role->value() == X_("Aux"))) {
3408 Delivery::Role xrole;
3409 uint32_t bitslot = 0;
3410 xrole = Delivery::Role (string_2_enum (role->value(), xrole));
3411 std::string name = Send::name_and_id_new_send(*this, xrole, bitslot, false);
3412 (*i)->remove_property (X_("bitslot"));
3413 (*i)->remove_property (X_("name"));
3414 (*i)->set_property ("bitslot", bitslot);
3415 (*i)->set_property ("name", name);
3417 else if (type && type->value() == X_("intreturn")) {
3418 (*i)->remove_property (X_("bitslot"));
3419 (*i)->set_property ("ignore-bitslot", "1");
3421 else if (type && type->value() == X_("return")) {
3422 // Return::set_state() generates a new one
3423 (*i)->remove_property (X_("bitslot"));
3425 else if (type && type->value() == X_("port")) {
3426 // PortInsert::set_state() handles the bitslot
3427 (*i)->remove_property (X_("bitslot"));
3428 (*i)->set_property ("ignore-name", "1");
3433 /* new routes start off unsoloed to avoid issues related to
3434 upstream / downstream buses. */
3435 node_copy.remove_node_and_delete (X_("Controllable"), X_("name"), X_("solo"));
3437 boost::shared_ptr<Route> route (XMLRouteFactory (node_copy, 3000));
3440 error << _("Session: cannot create track/bus from template description") << endmsg;
3444 if (boost::dynamic_pointer_cast<Track>(route)) {
3445 /* force input/output change signals so that the new diskstream
3446 picks up the configuration of the route. During session
3447 loading this normally happens in a different way.
3450 Glib::Threads::Mutex::Lock lm (AudioEngine::instance()->process_lock ());
3452 IOChange change (IOChange::Type (IOChange::ConfigurationChanged | IOChange::ConnectionsChanged));
3453 change.after = route->input()->n_ports();
3454 route->input()->changed (change, this);
3455 change.after = route->output()->n_ports();
3456 route->output()->changed (change, this);
3459 ret.push_back (route);
3462 catch (failed_constructor &err) {
3463 error << _("Session: could not create new route from template") << endmsg;
3467 catch (AudioEngine::PortRegistrationFailure& pfe) {
3468 error << pfe.what() << endmsg;
3477 StateProtector sp (this);
3478 if (Profile->get_trx()) {
3479 add_routes (ret, false, false, false, insert_at);
3481 add_routes (ret, true, true, false, insert_at);
3483 IO::enable_connecting ();
3490 Session::add_routes (RouteList& new_routes, bool input_auto_connect, bool output_auto_connect, bool save, PresentationInfo::order_t order)
3493 PBD::Unwinder<bool> aip (_adding_routes_in_progress, true);
3494 add_routes_inner (new_routes, input_auto_connect, output_auto_connect, order);
3497 error << _("Adding new tracks/busses failed") << endmsg;
3502 update_latency (true);
3503 update_latency (false);
3508 save_state (_current_snapshot_name);
3511 update_route_record_state ();
3513 RouteAdded (new_routes); /* EMIT SIGNAL */
3517 Session::add_routes_inner (RouteList& new_routes, bool input_auto_connect, bool output_auto_connect, PresentationInfo::order_t order)
3519 ChanCount existing_inputs;
3520 ChanCount existing_outputs;
3524 count_existing_track_channels (existing_inputs, existing_outputs);
3527 RCUWriter<RouteList> writer (routes);
3528 boost::shared_ptr<RouteList> r = writer.get_copy ();
3529 n_routes = r->size();
3530 r->insert (r->end(), new_routes.begin(), new_routes.end());
3532 /* if there is no control out and we're not in the middle of loading,
3533 * resort the graph here. if there is a control out, we will resort
3534 * toward the end of this method. if we are in the middle of loading,
3535 * we will resort when done.
3538 if (!_monitor_out && IO::connecting_legal) {
3539 resort_routes_using (r);
3543 /* auditioner and monitor routes are not part of the order */
3545 assert (n_routes > 0);
3549 assert (n_routes > 0);
3554 PresentationInfo::ChangeSuspender cs;
3555 ensure_route_presentation_info_gap (order, new_routes.size());
3557 for (RouteList::iterator x = new_routes.begin(); x != new_routes.end(); ++x, ++added) {
3559 boost::weak_ptr<Route> wpr (*x);
3560 boost::shared_ptr<Route> r (*x);
3562 r->solo_control()->Changed.connect_same_thread (*this, boost::bind (&Session::route_solo_changed, this, _1, _2,wpr));
3563 r->solo_isolate_control()->Changed.connect_same_thread (*this, boost::bind (&Session::route_solo_isolated_changed, this, wpr));
3564 r->mute_control()->Changed.connect_same_thread (*this, boost::bind (&Session::route_mute_changed, this));
3566 r->output()->changed.connect_same_thread (*this, boost::bind (&Session::set_worst_io_latencies_x, this, _1, _2));
3567 r->processors_changed.connect_same_thread (*this, boost::bind (&Session::route_processors_changed, this, _1));
3568 r->processor_latency_changed.connect_same_thread (*this, boost::bind (&Session::queue_latency_recompute, this));
3570 if (r->is_master()) {
3574 if (r->is_monitor()) {
3578 boost::shared_ptr<Track> tr = boost::dynamic_pointer_cast<Track> (r);
3580 tr->PlaylistChanged.connect_same_thread (*this, boost::bind (&Session::track_playlist_changed, this, boost::weak_ptr<Track> (tr)));
3581 track_playlist_changed (boost::weak_ptr<Track> (tr));
3582 tr->rec_enable_control()->Changed.connect_same_thread (*this, boost::bind (&Session::update_route_record_state, this));
3584 boost::shared_ptr<MidiTrack> mt = boost::dynamic_pointer_cast<MidiTrack> (tr);
3586 mt->StepEditStatusChange.connect_same_thread (*this, boost::bind (&Session::step_edit_status_change, this, _1));
3587 mt->output()->changed.connect_same_thread (*this, boost::bind (&Session::midi_output_change_handler, this, _1, _2, boost::weak_ptr<Route>(mt)));
3588 mt->presentation_info().PropertyChanged.connect_same_thread (*this, boost::bind (&Session::midi_track_presentation_info_changed, this, _1, boost::weak_ptr<MidiTrack>(mt)));
3592 if (!r->presentation_info().special (false)) {
3594 DEBUG_TRACE (DEBUG::OrderKeys, string_compose ("checking PI state for %1\n", r->name()));
3596 /* presentation info order may already have been set from XML */
3598 if (!r->presentation_info().order_set()) {
3599 if (order == PresentationInfo::max_order) {
3600 /* just add to the end */
3601 r->set_presentation_order (n_routes + added);
3602 DEBUG_TRACE (DEBUG::OrderKeys, string_compose ("group order not set, set to NR %1 + %2 = %3\n", n_routes, added, n_routes + added));
3604 r->set_presentation_order (order + added);
3605 DEBUG_TRACE (DEBUG::OrderKeys, string_compose ("group order not set, set to %1 + %2 = %3\n", order, added, order + added));
3608 DEBUG_TRACE (DEBUG::OrderKeys, string_compose ("group order already set to %1\n", r->presentation_info().order()));
3612 #if !defined(__APPLE__) && !defined(__FreeBSD__)
3613 /* clang complains: 'operator<<' should be declared prior to the call site or in an associated namespace of one of its
3614 * arguments std::ostream& operator<<(std::ostream& o, ARDOUR::PresentationInfo const& rid)"
3616 DEBUG_TRACE (DEBUG::OrderKeys, string_compose ("added route %1, group order %2 type %3 (summary: %4)\n",
3618 r->presentation_info().order(),
3619 enum_2_string (r->presentation_info().flags()),
3620 r->presentation_info()));
3624 if (input_auto_connect || output_auto_connect) {
3625 auto_connect_route (r, input_auto_connect, ChanCount (), ChanCount (), existing_inputs, existing_outputs);
3626 existing_inputs += r->n_inputs();
3627 existing_outputs += r->n_outputs();
3632 ensure_stripable_sort_order ();
3635 if (_monitor_out && IO::connecting_legal) {
3636 Glib::Threads::Mutex::Lock lm (_engine.process_lock());
3638 for (RouteList::iterator x = new_routes.begin(); x != new_routes.end(); ++x) {
3639 if ((*x)->is_monitor()) {
3641 } else if ((*x)->is_master()) {
3644 (*x)->enable_monitor_send ();
3649 reassign_track_numbers ();
3653 Session::globally_set_send_gains_to_zero (boost::shared_ptr<Route> dest)
3655 boost::shared_ptr<RouteList> r = routes.reader ();
3656 boost::shared_ptr<Send> s;
3658 for (RouteList::iterator i = r->begin(); i != r->end(); ++i) {
3659 if ((s = (*i)->internal_send_for (dest)) != 0) {
3660 s->amp()->gain_control()->set_value (GAIN_COEFF_ZERO, Controllable::NoGroup);
3666 Session::globally_set_send_gains_to_unity (boost::shared_ptr<Route> dest)
3668 boost::shared_ptr<RouteList> r = routes.reader ();
3669 boost::shared_ptr<Send> s;
3671 for (RouteList::iterator i = r->begin(); i != r->end(); ++i) {
3672 if ((s = (*i)->internal_send_for (dest)) != 0) {
3673 s->amp()->gain_control()->set_value (GAIN_COEFF_UNITY, Controllable::NoGroup);
3679 Session::globally_set_send_gains_from_track(boost::shared_ptr<Route> dest)
3681 boost::shared_ptr<RouteList> r = routes.reader ();
3682 boost::shared_ptr<Send> s;
3684 for (RouteList::iterator i = r->begin(); i != r->end(); ++i) {
3685 if ((s = (*i)->internal_send_for (dest)) != 0) {
3686 s->amp()->gain_control()->set_value ((*i)->gain_control()->get_value(), Controllable::NoGroup);
3691 /** @param include_buses true to add sends to buses and tracks, false for just tracks */
3693 Session::globally_add_internal_sends (boost::shared_ptr<Route> dest, Placement p, bool include_buses)
3695 boost::shared_ptr<RouteList> r = routes.reader ();
3696 boost::shared_ptr<RouteList> t (new RouteList);
3698 for (RouteList::iterator i = r->begin(); i != r->end(); ++i) {
3699 /* no MIDI sends because there are no MIDI busses yet */
3700 if (include_buses || boost::dynamic_pointer_cast<AudioTrack>(*i)) {
3705 add_internal_sends (dest, p, t);
3709 Session::add_internal_sends (boost::shared_ptr<Route> dest, Placement p, boost::shared_ptr<RouteList> senders)
3711 for (RouteList::iterator i = senders->begin(); i != senders->end(); ++i) {
3712 add_internal_send (dest, (*i)->before_processor_for_placement (p), *i);
3717 Session::add_internal_send (boost::shared_ptr<Route> dest, int index, boost::shared_ptr<Route> sender)
3719 add_internal_send (dest, sender->before_processor_for_index (index), sender);
3723 Session::add_internal_send (boost::shared_ptr<Route> dest, boost::shared_ptr<Processor> before, boost::shared_ptr<Route> sender)
3725 if (sender->is_monitor() || sender->is_master() || sender == dest || dest->is_monitor() || dest->is_master()) {
3729 if (!dest->internal_return()) {
3730 dest->add_internal_return ();
3733 sender->add_aux_send (dest, before);
3739 Session::remove_routes (boost::shared_ptr<RouteList> routes_to_remove)
3741 bool mute_changed = false;
3742 bool send_selected = false;
3744 { // RCU Writer scope
3745 PBD::Unwinder<bool> uw_flag (_route_deletion_in_progress, true);
3746 RCUWriter<RouteList> writer (routes);
3747 boost::shared_ptr<RouteList> rs = writer.get_copy ();
3749 for (RouteList::iterator iter = routes_to_remove->begin(); iter != routes_to_remove->end(); ++iter) {
3751 if (_selection->selected (*iter)) {
3752 send_selected = true;
3755 if (*iter == _master_out) {
3759 /* speed up session deletion, don't do the solo dance */
3760 if (0 == (_state_of_the_state & Deletion)) {
3761 (*iter)->solo_control()->set_value (0.0, Controllable::NoGroup);
3764 if ((*iter)->mute_control()->muted ()) {
3765 mute_changed = true;
3770 /* deleting the master out seems like a dumb
3771 idea, but its more of a UI policy issue
3775 if (*iter == _master_out) {
3776 _master_out = boost::shared_ptr<Route> ();
3779 if (*iter == _monitor_out) {
3780 _monitor_out.reset ();
3783 // We need to disconnect the route's inputs and outputs
3785 (*iter)->input()->disconnect (0);
3786 (*iter)->output()->disconnect (0);
3788 /* if the route had internal sends sending to it, remove them */
3789 if ((*iter)->internal_return()) {
3791 boost::shared_ptr<RouteList> r = routes.reader ();
3792 for (RouteList::iterator i = r->begin(); i != r->end(); ++i) {
3793 boost::shared_ptr<Send> s = (*i)->internal_send_for (*iter);
3795 (*i)->remove_processor (s);
3800 /* if the monitoring section had a pointer to this route, remove it */
3801 if (_monitor_out && !(*iter)->is_master() && !(*iter)->is_monitor()) {
3802 Glib::Threads::Mutex::Lock lm (AudioEngine::instance()->process_lock ());
3803 ProcessorChangeBlocker pcb (this, false);
3804 (*iter)->remove_aux_or_listen (_monitor_out);
3807 boost::shared_ptr<MidiTrack> mt = boost::dynamic_pointer_cast<MidiTrack> (*iter);
3808 if (mt && mt->step_editing()) {
3809 if (_step_editors > 0) {
3815 /* writer goes out of scope, forces route list update */
3817 } // end of RCU Writer scope
3820 MuteChanged (); /* EMIT SIGNAL */
3823 update_route_solo_state ();
3824 update_latency_compensation ();
3827 /* Re-sort routes to remove the graph's current references to the one that is
3828 * going away, then flush old references out of the graph.
3829 * Wave Tracks: reconnect routes
3832 #ifdef USE_TRACKS_CODE_FEATURES
3833 reconnect_existing_routes(true, false);
3835 routes.flush (); // maybe unsafe, see below.
3839 if (_process_graph && !(_state_of_the_state & Deletion)) {
3840 _process_graph->clear_other_chain ();
3843 /* get rid of it from the dead wood collection in the route list manager */
3844 /* XXX i think this is unsafe as it currently stands, but i am not sure. (pd, october 2nd, 2006) */
3848 /* remove these routes from the selection if appropriate, and signal
3849 * the change *before* we call DropReferences for them.
3852 if (send_selected && !deletion_in_progress()) {
3853 for (RouteList::iterator iter = routes_to_remove->begin(); iter != routes_to_remove->end(); ++iter) {
3854 _selection->remove_stripable_by_id ((*iter)->id());
3857 pc.add (Properties::selected);
3858 PresentationInfo::Change (pc);
3861 /* try to cause everyone to drop their references
3862 * and unregister ports from the backend
3865 for (RouteList::iterator iter = routes_to_remove->begin(); iter != routes_to_remove->end(); ++iter) {
3866 (*iter)->drop_references ();
3869 if (deletion_in_progress()) {
3874 pc.add (Properties::order);
3875 PresentationInfo::Change (pc);
3877 /* save the new state of the world */
3879 if (save_state (_current_snapshot_name)) {
3880 save_history (_current_snapshot_name);
3883 update_route_record_state ();
3887 Session::remove_route (boost::shared_ptr<Route> route)
3889 boost::shared_ptr<RouteList> rl (new RouteList);
3890 rl->push_back (route);
3895 Session::route_mute_changed ()
3897 MuteChanged (); /* EMIT SIGNAL */
3902 Session::route_listen_changed (Controllable::GroupControlDisposition group_override, boost::weak_ptr<Route> wpr)
3904 boost::shared_ptr<Route> route (wpr.lock());
3910 assert (Config->get_solo_control_is_listen_control());
3912 if (route->solo_control()->soloed_by_self_or_masters()) {
3914 if (Config->get_exclusive_solo()) {
3916 RouteGroup* rg = route->route_group ();
3917 const bool group_already_accounted_for = (group_override == Controllable::ForGroup);
3919 boost::shared_ptr<RouteList> r = routes.reader ();
3921 for (RouteList::iterator i = r->begin(); i != r->end(); ++i) {
3922 if ((*i) == route) {
3923 /* already changed */
3927 if ((*i)->solo_isolate_control()->solo_isolated() || !(*i)->can_solo()) {
3928 /* route does not get solo propagated to it */
3932 if ((group_already_accounted_for && (*i)->route_group() && (*i)->route_group() == rg)) {
3933 /* this route is a part of the same solo group as the route
3934 * that was changed. Changing that route did change or will
3935 * change all group members appropriately, so we can ignore it
3940 (*i)->solo_control()->set_value (0.0, Controllable::NoGroup);
3946 } else if (_listen_cnt > 0) {
3953 Session::route_solo_isolated_changed (boost::weak_ptr<Route> wpr)
3955 boost::shared_ptr<Route> route (wpr.lock());
3961 bool send_changed = false;
3963 if (route->solo_isolate_control()->solo_isolated()) {
3964 if (_solo_isolated_cnt == 0) {
3965 send_changed = true;
3967 _solo_isolated_cnt++;
3968 } else if (_solo_isolated_cnt > 0) {
3969 _solo_isolated_cnt--;
3970 if (_solo_isolated_cnt == 0) {
3971 send_changed = true;
3976 IsolatedChanged (); /* EMIT SIGNAL */
3981 Session::route_solo_changed (bool self_solo_changed, Controllable::GroupControlDisposition group_override, boost::weak_ptr<Route> wpr)
3983 DEBUG_TRACE (DEBUG::Solo, string_compose ("route solo change, self = %1, update\n", self_solo_changed));
3985 boost::shared_ptr<Route> route (wpr.lock());
3991 if (Config->get_solo_control_is_listen_control()) {
3992 route_listen_changed (group_override, wpr);
3996 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()));
3998 if (route->solo_control()->transitioned_into_solo() == 0) {
3999 /* route solo changed by upstream/downstream or clear all solo state; not interesting
4002 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()));
4006 boost::shared_ptr<RouteList> r = routes.reader ();
4007 int32_t delta = route->solo_control()->transitioned_into_solo ();
4009 /* the route may be a member of a group that has shared-solo
4010 * semantics. If so, then all members of that group should follow the
4011 * solo of the changed route. But ... this is optional, controlled by a
4012 * Controllable::GroupControlDisposition.
4014 * The first argument to the signal that this method is connected to is the
4015 * GroupControlDisposition value that was used to change solo.
4017 * If the solo change was done with group semantics (either InverseGroup
4018 * (force the entire group to change even if the group shared solo is
4019 * disabled) or UseGroup (use the group, which may or may not have the
4020 * shared solo property enabled)) then as we propagate the change to
4021 * the entire session we should IGNORE THE GROUP that the changed route
4025 RouteGroup* rg = route->route_group ();
4026 const bool group_already_accounted_for = (group_override == Controllable::ForGroup);
4028 DEBUG_TRACE (DEBUG::Solo, string_compose ("propagate to session, group accounted for ? %1\n", group_already_accounted_for));
4030 if (delta == 1 && Config->get_exclusive_solo()) {
4032 /* new solo: disable all other solos, but not the group if its solo-enabled */
4034 for (RouteList::iterator i = r->begin(); i != r->end(); ++i) {
4036 if ((*i) == route) {
4037 /* already changed */
4041 if ((*i)->solo_isolate_control()->solo_isolated() || !(*i)->can_solo()) {
4042 /* route does not get solo propagated to it */
4046 if ((group_already_accounted_for && (*i)->route_group() && (*i)->route_group() == rg)) {
4047 /* this route is a part of the same solo group as the route
4048 * that was changed. Changing that route did change or will
4049 * change all group members appropriately, so we can ignore it
4055 (*i)->solo_control()->set_value (0.0, group_override);
4059 DEBUG_TRACE (DEBUG::Solo, string_compose ("propagate solo change, delta = %1\n", delta));
4061 RouteList uninvolved;
4063 DEBUG_TRACE (DEBUG::Solo, string_compose ("%1\n", route->name()));
4065 for (RouteList::iterator i = r->begin(); i != r->end(); ++i) {
4066 bool via_sends_only;
4067 bool in_signal_flow;
4069 if ((*i) == route) {
4070 /* already changed */
4074 if ((*i)->solo_isolate_control()->solo_isolated() || !(*i)->can_solo()) {
4075 /* route does not get solo propagated to it */
4076 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(),
4081 if ((group_already_accounted_for && (*i)->route_group() && (*i)->route_group() == rg)) {
4082 /* this route is a part of the same solo group as the route
4083 * that was changed. Changing that route did change or will
4084 * change all group members appropriately, so we can ignore it
4090 in_signal_flow = false;
4092 DEBUG_TRACE (DEBUG::Solo, string_compose ("check feed from %1\n", (*i)->name()));
4094 if ((*i)->feeds (route, &via_sends_only)) {
4095 DEBUG_TRACE (DEBUG::Solo, string_compose ("\tthere is a feed from %1\n", (*i)->name()));
4096 if (!via_sends_only) {
4097 if (!route->soloed_by_others_upstream()) {
4098 (*i)->solo_control()->mod_solo_by_others_downstream (delta);
4100 DEBUG_TRACE (DEBUG::Solo, "\talready soloed by others upstream\n");
4103 DEBUG_TRACE (DEBUG::Solo, string_compose ("\tthere is a send-only feed from %1\n", (*i)->name()));
4105 in_signal_flow = true;
4107 DEBUG_TRACE (DEBUG::Solo, string_compose ("\tno feed from %1\n", (*i)->name()));
4110 DEBUG_TRACE (DEBUG::Solo, string_compose ("check feed to %1\n", (*i)->name()));
4112 if (route->feeds (*i, &via_sends_only)) {
4113 /* propagate solo upstream only if routing other than
4114 sends is involved, but do consider the other route
4115 (*i) to be part of the signal flow even if only
4118 DEBUG_TRACE (DEBUG::Solo, string_compose ("%1 feeds %2 via sends only %3 sboD %4 sboU %5\n",
4122 route->soloed_by_others_downstream(),
4123 route->soloed_by_others_upstream()));
4124 if (!via_sends_only) {
4125 //NB. Triggers Invert Push, which handles soloed by downstream
4126 DEBUG_TRACE (DEBUG::Solo, string_compose ("\tmod %1 by %2\n", (*i)->name(), delta));
4127 (*i)->solo_control()->mod_solo_by_others_upstream (delta);
4129 DEBUG_TRACE (DEBUG::Solo, string_compose ("\tfeed to %1 ignored, sends-only\n", (*i)->name()));
4131 in_signal_flow = true;
4133 DEBUG_TRACE (DEBUG::Solo, "\tno feed to\n");
4136 if (!in_signal_flow) {
4137 uninvolved.push_back (*i);
4141 DEBUG_TRACE (DEBUG::Solo, "propagation complete\n");
4143 /* now notify that the mute state of the routes not involved in the signal
4144 pathway of the just-solo-changed route may have altered.
4147 for (RouteList::iterator i = uninvolved.begin(); i != uninvolved.end(); ++i) {
4148 DEBUG_TRACE (DEBUG::Solo, string_compose ("mute change for %1, which neither feeds or is fed by %2\n", (*i)->name(), route->name()));
4149 (*i)->act_on_mute ();
4150 /* Session will emit SoloChanged() after all solo changes are
4151 * complete, which should be used by UIs to update mute status
4157 Session::update_route_solo_state (boost::shared_ptr<RouteList> r)
4159 /* now figure out if anything that matters is soloed (or is "listening")*/
4161 bool something_soloed = false;
4162 bool something_listening = false;
4163 uint32_t listeners = 0;
4164 uint32_t isolated = 0;
4167 r = routes.reader();
4170 for (RouteList::iterator i = r->begin(); i != r->end(); ++i) {
4171 if ((*i)->can_solo()) {
4172 if (Config->get_solo_control_is_listen_control()) {
4173 if ((*i)->solo_control()->soloed_by_self_or_masters()) {
4175 something_listening = true;
4178 (*i)->set_listen (false);
4179 if ((*i)->can_solo() && (*i)->solo_control()->soloed_by_self_or_masters()) {
4180 something_soloed = true;
4185 if ((*i)->solo_isolate_control()->solo_isolated()) {
4190 if (something_soloed != _non_soloed_outs_muted) {
4191 _non_soloed_outs_muted = something_soloed;
4192 SoloActive (_non_soloed_outs_muted); /* EMIT SIGNAL */
4195 if (something_listening != _listening) {
4196 _listening = something_listening;
4197 SoloActive (_listening);
4200 _listen_cnt = listeners;
4202 if (isolated != _solo_isolated_cnt) {
4203 _solo_isolated_cnt = isolated;
4204 IsolatedChanged (); /* EMIT SIGNAL */
4207 DEBUG_TRACE (DEBUG::Solo, string_compose ("solo state updated by session, soloed? %1 listeners %2 isolated %3\n",
4208 something_soloed, listeners, isolated));
4211 SoloChanged (); /* EMIT SIGNAL */
4216 Session::muted () const
4218 // TODO consider caching the value on every MuteChanged signal,
4219 // Note that API users may also subscribe to MuteChanged and hence
4220 // this method needs to be called first.
4223 get_stripables (all);
4224 for (StripableList::const_iterator i = all.begin(); i != all.end(); ++i) {
4225 if ((*i)->is_auditioner() || (*i)->is_monitor()) {
4228 boost::shared_ptr<Route> r = boost::dynamic_pointer_cast<Route>(*i);
4229 if (r && !r->active()) {
4232 boost::shared_ptr<MuteControl> mc = (*i)->mute_control();
4233 if (mc && mc->muted ()) {
4241 std::vector<boost::weak_ptr<AutomationControl> >
4242 Session::cancel_all_mute ()
4245 get_stripables (all);
4246 std::vector<boost::weak_ptr<AutomationControl> > muted;
4247 boost::shared_ptr<ControlList> cl (new ControlList);
4248 for (StripableList::const_iterator i = all.begin(); i != all.end(); ++i) {
4249 if ((*i)->is_auditioner() || (*i)->is_monitor()) {
4252 boost::shared_ptr<Route> r = boost::dynamic_pointer_cast<Route> (*i);
4253 if (r && !r->active()) {
4256 boost::shared_ptr<AutomationControl> ac = (*i)->mute_control();
4257 if (ac && ac->get_value () > 0) {
4259 muted.push_back (boost::weak_ptr<AutomationControl>(ac));
4262 if (!cl->empty ()) {
4263 set_controls (cl, 0.0, PBD::Controllable::UseGroup);
4269 Session::get_stripables (StripableList& sl) const
4271 boost::shared_ptr<RouteList> r = routes.reader ();
4272 sl.insert (sl.end(), r->begin(), r->end());
4274 VCAList v = _vca_manager->vcas ();
4275 sl.insert (sl.end(), v.begin(), v.end());
4279 Session::get_stripables () const
4282 Session::get_stripables (rv);
4283 rv.sort (Stripable::Sorter ());
4287 boost::shared_ptr<RouteList>
4288 Session::get_routes_with_internal_returns() const
4290 boost::shared_ptr<RouteList> r = routes.reader ();
4291 boost::shared_ptr<RouteList> rl (new RouteList);
4293 for (RouteList::iterator i = r->begin(); i != r->end(); ++i) {
4294 if ((*i)->internal_return ()) {
4302 Session::io_name_is_legal (const std::string& name) const
4304 boost::shared_ptr<RouteList> r = routes.reader ();
4306 for (map<string,bool>::const_iterator reserved = reserved_io_names.begin(); reserved != reserved_io_names.end(); ++reserved) {
4307 if (name == reserved->first) {
4308 if (!route_by_name (reserved->first)) {
4309 /* first instance of a reserved name is allowed for some */
4310 return reserved->second;
4312 /* all other instances of a reserved name are not allowed */
4317 for (RouteList::iterator i = r->begin(); i != r->end(); ++i) {
4318 if ((*i)->name() == name) {
4322 if ((*i)->has_io_processor_named (name)) {
4331 Session::set_exclusive_input_active (boost::shared_ptr<RouteList> rl, bool onoff, bool flip_others)
4334 vector<string> connections;
4336 /* if we are passed only a single route and we're not told to turn
4337 * others off, then just do the simple thing.
4340 if (flip_others == false && rl->size() == 1) {
4341 boost::shared_ptr<MidiTrack> mt = boost::dynamic_pointer_cast<MidiTrack> (rl->front());
4343 mt->set_input_active (onoff);
4348 for (RouteList::iterator rt = rl->begin(); rt != rl->end(); ++rt) {
4350 PortSet& ps ((*rt)->input()->ports());
4352 for (PortSet::iterator p = ps.begin(); p != ps.end(); ++p) {
4353 p->get_connections (connections);
4356 for (vector<string>::iterator s = connections.begin(); s != connections.end(); ++s) {
4357 routes_using_input_from (*s, rl2);
4360 /* scan all relevant routes to see if others are on or off */
4362 bool others_are_already_on = false;
4364 for (RouteList::iterator r = rl2.begin(); r != rl2.end(); ++r) {
4366 boost::shared_ptr<MidiTrack> mt = boost::dynamic_pointer_cast<MidiTrack> (*r);
4372 if ((*r) != (*rt)) {
4373 if (mt->input_active()) {
4374 others_are_already_on = true;
4377 /* this one needs changing */
4378 mt->set_input_active (onoff);
4384 /* globally reverse other routes */
4386 for (RouteList::iterator r = rl2.begin(); r != rl2.end(); ++r) {
4387 if ((*r) != (*rt)) {
4388 boost::shared_ptr<MidiTrack> mt = boost::dynamic_pointer_cast<MidiTrack> (*r);
4390 mt->set_input_active (!others_are_already_on);
4399 Session::routes_using_input_from (const string& str, RouteList& rl)
4401 boost::shared_ptr<RouteList> r = routes.reader();
4403 for (RouteList::iterator i = r->begin(); i != r->end(); ++i) {
4404 if ((*i)->input()->connected_to (str)) {
4410 boost::shared_ptr<Route>
4411 Session::route_by_name (string name) const
4413 boost::shared_ptr<RouteList> r = routes.reader ();
4415 for (RouteList::iterator i = r->begin(); i != r->end(); ++i) {
4416 if ((*i)->name() == name) {
4421 return boost::shared_ptr<Route> ((Route*) 0);
4424 boost::shared_ptr<Route>
4425 Session::route_by_id (PBD::ID id) const
4427 boost::shared_ptr<RouteList> r = routes.reader ();
4429 for (RouteList::iterator i = r->begin(); i != r->end(); ++i) {
4430 if ((*i)->id() == id) {
4435 return boost::shared_ptr<Route> ((Route*) 0);
4439 boost::shared_ptr<Stripable>
4440 Session::stripable_by_id (PBD::ID id) const
4443 get_stripables (sl);
4445 for (StripableList::const_iterator s = sl.begin(); s != sl.end(); ++s) {
4446 if ((*s)->id() == id) {
4451 return boost::shared_ptr<Stripable>();
4454 boost::shared_ptr<Processor>
4455 Session::processor_by_id (PBD::ID id) const
4457 boost::shared_ptr<RouteList> r = routes.reader ();
4459 for (RouteList::iterator i = r->begin(); i != r->end(); ++i) {
4460 boost::shared_ptr<Processor> p = (*i)->Route::processor_by_id (id);
4466 return boost::shared_ptr<Processor> ();
4469 boost::shared_ptr<Track>
4470 Session::track_by_diskstream_id (PBD::ID id) const
4472 boost::shared_ptr<RouteList> r = routes.reader ();
4474 for (RouteList::iterator i = r->begin(); i != r->end(); ++i) {
4475 boost::shared_ptr<Track> t = boost::dynamic_pointer_cast<Track> (*i);
4476 if (t && t->using_diskstream_id (id)) {
4481 return boost::shared_ptr<Track> ();
4484 boost::shared_ptr<Route>
4485 Session::get_remote_nth_route (PresentationInfo::order_t n) const
4487 return boost::dynamic_pointer_cast<Route> (get_remote_nth_stripable (n, PresentationInfo::Route));
4490 boost::shared_ptr<Stripable>
4491 Session::get_remote_nth_stripable (PresentationInfo::order_t n, PresentationInfo::Flag flags) const
4494 PresentationInfo::order_t match_cnt = 0;
4496 get_stripables (sl);
4497 sl.sort (Stripable::Sorter());
4499 for (StripableList::const_iterator s = sl.begin(); s != sl.end(); ++s) {
4501 if ((*s)->presentation_info().hidden()) {
4502 /* if the caller didn't explicitly ask for hidden
4503 stripables, ignore hidden ones. This matches
4504 the semantics of the pre-PresentationOrder
4505 "get by RID" logic of Ardour 4.x and earlier.
4507 XXX at some point we should likely reverse
4508 the logic of the flags, because asking for "the
4509 hidden stripables" is not going to be common,
4510 whereas asking for visible ones is normal.
4513 if (! (flags & PresentationInfo::Hidden)) {
4518 if ((*s)->presentation_info().flag_match (flags)) {
4519 if (match_cnt++ == n) {
4525 /* there is no nth stripable that matches the given flags */
4526 return boost::shared_ptr<Stripable>();
4529 boost::shared_ptr<Route>
4530 Session::route_by_selected_count (uint32_t id) const
4532 RouteList r (*(routes.reader ()));
4533 r.sort (Stripable::Sorter());
4535 RouteList::iterator i;
4537 for (i = r.begin(); i != r.end(); ++i) {
4538 if ((*i)->is_selected()) {
4546 return boost::shared_ptr<Route> ();
4550 Session::reassign_track_numbers ()
4554 RouteList r (*(routes.reader ()));
4555 r.sort (Stripable::Sorter());
4557 StateProtector sp (this);
4559 for (RouteList::iterator i = r.begin(); i != r.end(); ++i) {
4560 if (boost::dynamic_pointer_cast<Track> (*i)) {
4561 (*i)->set_track_number(++tn);
4563 else if (!(*i)->is_master() && !(*i)->is_monitor() && !(*i)->is_auditioner()) {
4564 (*i)->set_track_number(--bn);
4567 const uint32_t decimals = ceilf (log10f (tn + 1));
4568 const bool decimals_changed = _track_number_decimals != decimals;
4569 _track_number_decimals = decimals;
4571 if (decimals_changed && config.get_track_name_number ()) {
4572 for (RouteList::iterator i = r.begin(); i != r.end(); ++i) {
4573 boost::shared_ptr<Track> t = boost::dynamic_pointer_cast<Track> (*i);
4575 t->resync_track_name();
4578 // trigger GUI re-layout
4579 config.ParameterChanged("track-name-number");
4583 if (DEBUG_ENABLED(DEBUG::OrderKeys)) {
4584 boost::shared_ptr<RouteList> rl = routes.reader ();
4585 for (RouteList::iterator i = rl->begin(); i != rl->end(); ++i) {
4586 DEBUG_TRACE (DEBUG::OrderKeys, string_compose ("%1 numbered %2\n", (*i)->name(), (*i)->track_number()));
4594 Session::playlist_region_added (boost::weak_ptr<Region> w)
4596 boost::shared_ptr<Region> r = w.lock ();
4601 /* These are the operations that are currently in progress... */
4602 list<GQuark> curr = _current_trans_quarks;
4605 /* ...and these are the operations during which we want to update
4606 the session range location markers.
4609 ops.push_back (Operations::capture);
4610 ops.push_back (Operations::paste);
4611 ops.push_back (Operations::duplicate_region);
4612 ops.push_back (Operations::insert_file);
4613 ops.push_back (Operations::insert_region);
4614 ops.push_back (Operations::drag_region_brush);
4615 ops.push_back (Operations::region_drag);
4616 ops.push_back (Operations::selection_grab);
4617 ops.push_back (Operations::region_fill);
4618 ops.push_back (Operations::fill_selection);
4619 ops.push_back (Operations::create_region);
4620 ops.push_back (Operations::region_copy);
4621 ops.push_back (Operations::fixed_time_region_copy);
4624 /* See if any of the current operations match the ones that we want */
4626 set_intersection (_current_trans_quarks.begin(), _current_trans_quarks.end(), ops.begin(), ops.end(), back_inserter (in));
4628 /* If so, update the session range markers */
4630 maybe_update_session_range (r->position (), r->last_frame ());
4634 /** Update the session range markers if a is before the current start or
4635 * b is after the current end.
4638 Session::maybe_update_session_range (framepos_t a, framepos_t b)
4640 if (_state_of_the_state & Loading) {
4644 framepos_t session_end_marker_shift_samples = session_end_shift * _nominal_frame_rate;
4646 if (_session_range_location == 0) {
4648 set_session_range_location (a, b + session_end_marker_shift_samples);
4652 if (a < _session_range_location->start()) {
4653 _session_range_location->set_start (a);
4656 if (_session_range_end_is_free && (b > _session_range_location->end())) {
4657 _session_range_location->set_end (b);
4663 Session::set_end_is_free (bool yn)
4665 _session_range_end_is_free = yn;
4669 Session::playlist_ranges_moved (list<Evoral::RangeMove<framepos_t> > const & ranges)
4671 for (list<Evoral::RangeMove<framepos_t> >::const_iterator i = ranges.begin(); i != ranges.end(); ++i) {
4672 maybe_update_session_range (i->to, i->to + i->length);
4677 Session::playlist_regions_extended (list<Evoral::Range<framepos_t> > const & ranges)
4679 for (list<Evoral::Range<framepos_t> >::const_iterator i = ranges.begin(); i != ranges.end(); ++i) {
4680 maybe_update_session_range (i->from, i->to);
4684 /* Region management */
4686 boost::shared_ptr<Region>
4687 Session::find_whole_file_parent (boost::shared_ptr<Region const> child) const
4689 const RegionFactory::RegionMap& regions (RegionFactory::regions());
4690 RegionFactory::RegionMap::const_iterator i;
4691 boost::shared_ptr<Region> region;
4693 Glib::Threads::Mutex::Lock lm (region_lock);
4695 for (i = regions.begin(); i != regions.end(); ++i) {
4699 if (region->whole_file()) {
4701 if (child->source_equivalent (region)) {
4707 return boost::shared_ptr<Region> ();
4711 Session::destroy_sources (list<boost::shared_ptr<Source> > srcs)
4713 set<boost::shared_ptr<Region> > relevant_regions;
4715 for (list<boost::shared_ptr<Source> >::iterator s = srcs.begin(); s != srcs.end(); ++s) {
4716 RegionFactory::get_regions_using_source (*s, relevant_regions);
4719 for (set<boost::shared_ptr<Region> >::iterator r = relevant_regions.begin(); r != relevant_regions.end(); ) {
4720 set<boost::shared_ptr<Region> >::iterator tmp;
4725 playlists->destroy_region (*r);
4726 RegionFactory::map_remove (*r);
4728 (*r)->drop_sources ();
4729 (*r)->drop_references ();
4731 relevant_regions.erase (r);
4736 for (list<boost::shared_ptr<Source> >::iterator s = srcs.begin(); s != srcs.end(); ) {
4739 Glib::Threads::Mutex::Lock ls (source_lock);
4740 /* remove from the main source list */
4741 sources.erase ((*s)->id());
4744 (*s)->mark_for_remove ();
4745 (*s)->drop_references ();
4754 Session::remove_last_capture ()
4756 list<boost::shared_ptr<Source> > srcs;
4758 boost::shared_ptr<RouteList> rl = routes.reader ();
4759 for (RouteList::iterator i = rl->begin(); i != rl->end(); ++i) {
4760 boost::shared_ptr<Track> tr = boost::dynamic_pointer_cast<Track> (*i);
4765 list<boost::shared_ptr<Source> >& l = tr->last_capture_sources();
4768 srcs.insert (srcs.end(), l.begin(), l.end());
4773 destroy_sources (srcs);
4775 save_state (_current_snapshot_name);
4780 /* Source Management */
4783 Session::add_source (boost::shared_ptr<Source> source)
4785 pair<SourceMap::key_type, SourceMap::mapped_type> entry;
4786 pair<SourceMap::iterator,bool> result;
4788 entry.first = source->id();
4789 entry.second = source;
4792 Glib::Threads::Mutex::Lock lm (source_lock);
4793 result = sources.insert (entry);
4796 if (result.second) {
4798 /* yay, new source */
4800 boost::shared_ptr<FileSource> fs = boost::dynamic_pointer_cast<FileSource> (source);
4803 if (!fs->within_session()) {
4804 ensure_search_path_includes (Glib::path_get_dirname (fs->path()), fs->type());
4810 boost::shared_ptr<AudioFileSource> afs;
4812 if ((afs = boost::dynamic_pointer_cast<AudioFileSource>(source)) != 0) {
4813 if (Config->get_auto_analyse_audio()) {
4814 Analyser::queue_source_for_analysis (source, false);
4818 source->DropReferences.connect_same_thread (*this, boost::bind (&Session::remove_source, this, boost::weak_ptr<Source> (source)));
4823 Session::remove_source (boost::weak_ptr<Source> src)
4825 if (_state_of_the_state & Deletion) {
4829 SourceMap::iterator i;
4830 boost::shared_ptr<Source> source = src.lock();
4837 Glib::Threads::Mutex::Lock lm (source_lock);
4839 if ((i = sources.find (source->id())) != sources.end()) {
4844 if (!(_state_of_the_state & StateOfTheState (InCleanup|Loading))) {
4846 /* save state so we don't end up with a session file
4847 referring to non-existent sources.
4850 save_state (_current_snapshot_name);
4854 boost::shared_ptr<Source>
4855 Session::source_by_id (const PBD::ID& id)
4857 Glib::Threads::Mutex::Lock lm (source_lock);
4858 SourceMap::iterator i;
4859 boost::shared_ptr<Source> source;
4861 if ((i = sources.find (id)) != sources.end()) {
4868 boost::shared_ptr<AudioFileSource>
4869 Session::audio_source_by_path_and_channel (const string& path, uint16_t chn) const
4871 /* Restricted to audio files because only audio sources have channel
4875 Glib::Threads::Mutex::Lock lm (source_lock);
4877 for (SourceMap::const_iterator i = sources.begin(); i != sources.end(); ++i) {
4878 boost::shared_ptr<AudioFileSource> afs
4879 = boost::dynamic_pointer_cast<AudioFileSource>(i->second);
4881 if (afs && afs->path() == path && chn == afs->channel()) {
4886 return boost::shared_ptr<AudioFileSource>();
4889 boost::shared_ptr<MidiSource>
4890 Session::midi_source_by_path (const std::string& path, bool need_source_lock) const
4892 /* Restricted to MIDI files because audio sources require a channel
4893 for unique identification, in addition to a path.
4896 Glib::Threads::Mutex::Lock lm (source_lock, Glib::Threads::NOT_LOCK);
4897 if (need_source_lock) {
4901 for (SourceMap::const_iterator s = sources.begin(); s != sources.end(); ++s) {
4902 boost::shared_ptr<MidiSource> ms
4903 = boost::dynamic_pointer_cast<MidiSource>(s->second);
4904 boost::shared_ptr<FileSource> fs
4905 = boost::dynamic_pointer_cast<FileSource>(s->second);
4907 if (ms && fs && fs->path() == path) {
4912 return boost::shared_ptr<MidiSource>();
4916 Session::count_sources_by_origin (const string& path)
4919 Glib::Threads::Mutex::Lock lm (source_lock);
4921 for (SourceMap::iterator i = sources.begin(); i != sources.end(); ++i) {
4922 boost::shared_ptr<FileSource> fs
4923 = boost::dynamic_pointer_cast<FileSource>(i->second);
4925 if (fs && fs->origin() == path) {
4934 peak_file_helper (const string& peak_path, const string& file_path, const string& file_base, bool hash) {
4936 std::string checksum = Glib::Checksum::compute_checksum(Glib::Checksum::CHECKSUM_SHA1, file_path + G_DIR_SEPARATOR + file_base);
4937 return Glib::build_filename (peak_path, checksum + peakfile_suffix);
4939 return Glib::build_filename (peak_path, file_base + peakfile_suffix);
4944 Session::construct_peak_filepath (const string& filepath, const bool in_session, const bool old_peak_name) const
4946 string interchange_dir_string = string (interchange_dir_name) + G_DIR_SEPARATOR;
4948 if (Glib::path_is_absolute (filepath)) {
4950 /* rip the session dir from the audiofile source */
4952 string session_path;
4953 bool in_another_session = true;
4955 if (filepath.find (interchange_dir_string) != string::npos) {
4957 session_path = Glib::path_get_dirname (filepath); /* now ends in audiofiles */
4958 session_path = Glib::path_get_dirname (session_path); /* now ends in session name */
4959 session_path = Glib::path_get_dirname (session_path); /* now ends in interchange */
4960 session_path = Glib::path_get_dirname (session_path); /* now has session path */
4962 /* see if it is within our session */
4964 for (vector<space_and_path>::const_iterator i = session_dirs.begin(); i != session_dirs.end(); ++i) {
4965 if (i->path == session_path) {
4966 in_another_session = false;
4971 in_another_session = false;
4975 if (in_another_session) {
4976 SessionDirectory sd (session_path);
4977 return peak_file_helper (sd.peak_path(), "", Glib::path_get_basename (filepath), !old_peak_name);
4981 /* 1) if file belongs to this session
4982 * it may be a relative path (interchange/...)
4983 * or just basename (session_state, remove source)
4984 * -> just use the basename
4986 std::string filename = Glib::path_get_basename (filepath);
4989 /* 2) if the file is outside our session dir:
4990 * (imported but not copied) add the path for check-summming */
4992 path = Glib::path_get_dirname (filepath);
4995 return peak_file_helper (_session_dir->peak_path(), path, Glib::path_get_basename (filepath), !old_peak_name);
4999 Session::new_audio_source_path_for_embedded (const std::string& path)
5003 * we know that the filename is already unique because it exists
5004 * out in the filesystem.
5006 * However, when we bring it into the session, we could get a
5009 * Eg. two embedded files:
5014 * When merged into session, these collide.
5016 * There will not be a conflict with in-memory sources
5017 * because when the source was created we already picked
5018 * a unique name for it.
5020 * This collision is not likely to be common, but we have to guard
5021 * against it. So, if there is a collision, take the md5 hash of the
5022 * the path, and use that as the filename instead.
5025 SessionDirectory sdir (get_best_session_directory_for_new_audio());
5026 string base = Glib::path_get_basename (path);
5027 string newpath = Glib::build_filename (sdir.sound_path(), base);
5029 if (Glib::file_test (newpath, Glib::FILE_TEST_EXISTS)) {
5033 md5.digestString (path.c_str());
5034 md5.writeToString ();
5035 base = md5.digestChars;
5037 string ext = get_suffix (path);
5044 newpath = Glib::build_filename (sdir.sound_path(), base);
5046 /* if this collides, we're screwed */
5048 if (Glib::file_test (newpath, Glib::FILE_TEST_EXISTS)) {
5049 error << string_compose (_("Merging embedded file %1: name collision AND md5 hash collision!"), path) << endmsg;
5058 /** Return true if there are no audio file sources that use @param name as
5059 * the filename component of their path.
5061 * Return false otherwise.
5063 * This method MUST ONLY be used to check in-session, mono files since it
5064 * hard-codes the channel of the audio file source we are looking for as zero.
5066 * If/when Ardour supports native files in non-mono formats, the logic here
5067 * will need to be revisited.
5070 Session::audio_source_name_is_unique (const string& name)
5072 std::vector<string> sdirs = source_search_path (DataType::AUDIO);
5073 vector<space_and_path>::iterator i;
5074 uint32_t existing = 0;
5076 for (vector<string>::const_iterator i = sdirs.begin(); i != sdirs.end(); ++i) {
5078 /* note that we search *without* the extension so that
5079 we don't end up both "Audio 1-1.wav" and "Audio 1-1.caf"
5080 in the event that this new name is required for
5081 a file format change.
5084 const string spath = *i;
5086 if (matching_unsuffixed_filename_exists_in (spath, name)) {
5091 /* it is possible that we have the path already
5092 * assigned to a source that has not yet been written
5093 * (ie. the write source for a diskstream). we have to
5094 * check this in order to make sure that our candidate
5095 * path isn't used again, because that can lead to
5096 * two Sources point to the same file with different
5097 * notions of their removability.
5101 string possible_path = Glib::build_filename (spath, name);
5103 if (audio_source_by_path_and_channel (possible_path, 0)) {
5109 return (existing == 0);
5113 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)
5116 const string ext = native_header_format_extension (config.get_native_file_header_format(), DataType::AUDIO);
5118 if (Profile->get_trx() && destructive) {
5120 sstr << setfill ('0') << setw (4) << cnt;
5121 sstr << legalized_base;
5123 sstr << legalized_base;
5125 if (take_required || related_exists) {
5137 } else if (nchan > 2) {
5142 /* XXX what? more than 26 channels! */
5153 /** Return a unique name based on \a base for a new internal audio source */
5155 Session::new_audio_source_path (const string& base, uint32_t nchan, uint32_t chan, bool destructive, bool take_required)
5158 string possible_name;
5159 const uint32_t limit = 9999; // arbitrary limit on number of files with the same basic name
5161 bool some_related_source_name_exists = false;
5163 legalized = legalize_for_path (base);
5165 // Find a "version" of the base name that doesn't exist in any of the possible directories.
5167 for (cnt = (destructive ? ++destructive_index : 1); cnt <= limit; ++cnt) {
5169 possible_name = format_audio_source_name (legalized, nchan, chan, destructive, take_required, cnt, some_related_source_name_exists);
5171 if (audio_source_name_is_unique (possible_name)) {
5175 some_related_source_name_exists = true;
5178 error << string_compose(
5179 _("There are already %1 recordings for %2, which I consider too many."),
5180 limit, base) << endmsg;
5182 throw failed_constructor();
5186 /* We've established that the new name does not exist in any session
5187 * directory, so now find out which one we should use for this new
5191 SessionDirectory sdir (get_best_session_directory_for_new_audio());
5193 std::string s = Glib::build_filename (sdir.sound_path(), possible_name);
5198 /** Return a unique name based on `base` for a new internal MIDI source */
5200 Session::new_midi_source_path (const string& base, bool need_lock)
5203 char buf[PATH_MAX+1];
5204 const uint32_t limit = 10000;
5206 string possible_path;
5207 string possible_name;
5210 legalized = legalize_for_path (base);
5212 // Find a "version" of the file name that doesn't exist in any of the possible directories.
5213 std::vector<string> sdirs = source_search_path(DataType::MIDI);
5215 /* - the main session folder is the first in the vector.
5216 * - after checking all locations for file-name uniqueness,
5217 * we keep the one from the last iteration as new file name
5218 * - midi files are small and should just be kept in the main session-folder
5220 * -> reverse the array, check main session folder last and use that as location
5223 std::reverse(sdirs.begin(), sdirs.end());
5225 for (cnt = 1; cnt <= limit; ++cnt) {
5227 vector<space_and_path>::iterator i;
5228 uint32_t existing = 0;
5230 for (vector<string>::const_iterator i = sdirs.begin(); i != sdirs.end(); ++i) {
5232 snprintf (buf, sizeof(buf), "%s-%u.mid", legalized.c_str(), cnt);
5233 possible_name = buf;
5235 possible_path = Glib::build_filename (*i, possible_name);
5237 if (Glib::file_test (possible_path, Glib::FILE_TEST_EXISTS)) {
5241 if (midi_source_by_path (possible_path, need_lock)) {
5246 if (existing == 0) {
5251 error << string_compose(
5252 _("There are already %1 recordings for %2, which I consider too many."),
5253 limit, base) << endmsg;
5259 /* No need to "find best location" for software/app-based RAID, because
5260 MIDI is so small that we always put it in the same place.
5263 return possible_path;
5267 /** Create a new within-session audio source */
5268 boost::shared_ptr<AudioFileSource>
5269 Session::create_audio_source_for_session (size_t n_chans, string const & base, uint32_t chan, bool destructive)
5271 const string path = new_audio_source_path (base, n_chans, chan, destructive, true);
5273 if (!path.empty()) {
5274 return boost::dynamic_pointer_cast<AudioFileSource> (
5275 SourceFactory::createWritable (DataType::AUDIO, *this, path, destructive, frame_rate(), true, true));
5277 throw failed_constructor ();
5281 /** Create a new within-session MIDI source */
5282 boost::shared_ptr<MidiSource>
5283 Session::create_midi_source_for_session (string const & basic_name)
5285 const string path = new_midi_source_path (basic_name);
5287 if (!path.empty()) {
5288 return boost::dynamic_pointer_cast<SMFSource> (
5289 SourceFactory::createWritable (
5290 DataType::MIDI, *this, path, false, frame_rate()));
5292 throw failed_constructor ();
5296 /** Create a new within-session MIDI source */
5297 boost::shared_ptr<MidiSource>
5298 Session::create_midi_source_by_stealing_name (boost::shared_ptr<Track> track)
5300 /* the caller passes in the track the source will be used in,
5301 so that we can keep the numbering sane.
5303 Rationale: a track with the name "Foo" that has had N
5304 captures carried out so far will ALREADY have a write source
5305 named "Foo-N+1.mid" waiting to be used for the next capture.
5307 If we call new_midi_source_name() we will get "Foo-N+2". But
5308 there is no region corresponding to "Foo-N+1", so when
5309 "Foo-N+2" appears in the track, the gap presents the user
5310 with odd behaviour - why did it skip past Foo-N+1?
5312 We could explain this to the user in some odd way, but
5313 instead we rename "Foo-N+1.mid" as "Foo-N+2.mid", and then
5316 If that attempted rename fails, we get "Foo-N+2.mid" anyway.
5319 boost::shared_ptr<MidiTrack> mt = boost::dynamic_pointer_cast<MidiTrack> (track);
5321 std::string name = track->steal_write_source_name ();
5324 return boost::shared_ptr<MidiSource>();
5327 /* MIDI files are small, just put them in the first location of the
5328 session source search path.
5331 const string path = Glib::build_filename (source_search_path (DataType::MIDI).front(), name);
5333 return boost::dynamic_pointer_cast<SMFSource> (
5334 SourceFactory::createWritable (
5335 DataType::MIDI, *this, path, false, frame_rate()));
5340 Session::add_playlist (boost::shared_ptr<Playlist> playlist, bool unused)
5342 if (playlist->hidden()) {
5346 playlists->add (playlist);
5349 playlist->release();
5356 Session::remove_playlist (boost::weak_ptr<Playlist> weak_playlist)
5358 if (_state_of_the_state & Deletion) {
5362 boost::shared_ptr<Playlist> playlist (weak_playlist.lock());
5368 playlists->remove (playlist);
5374 Session::set_audition (boost::shared_ptr<Region> r)
5376 pending_audition_region = r;
5377 add_post_transport_work (PostTransportAudition);
5378 _butler->schedule_transport_work ();
5382 Session::audition_playlist ()
5384 SessionEvent* ev = new SessionEvent (SessionEvent::Audition, SessionEvent::Add, SessionEvent::Immediate, 0, 0.0);
5385 ev->region.reset ();
5391 Session::register_lua_function (
5392 const std::string& name,
5393 const std::string& script,
5394 const LuaScriptParamList& args
5397 Glib::Threads::Mutex::Lock lm (lua_lock);
5399 lua_State* L = lua.getState();
5401 const std::string& bytecode = LuaScripting::get_factory_bytecode (script);
5402 luabridge::LuaRef tbl_arg (luabridge::newTable(L));
5403 for (LuaScriptParamList::const_iterator i = args.begin(); i != args.end(); ++i) {
5404 if ((*i)->optional && !(*i)->is_set) { continue; }
5405 tbl_arg[(*i)->name] = (*i)->value;
5407 (*_lua_add)(name, bytecode, tbl_arg); // throws luabridge::LuaException
5410 LuaScriptsChanged (); /* EMIT SIGNAL */
5415 Session::unregister_lua_function (const std::string& name)
5417 Glib::Threads::Mutex::Lock lm (lua_lock);
5418 (*_lua_del)(name); // throws luabridge::LuaException
5419 lua.collect_garbage ();
5422 LuaScriptsChanged (); /* EMIT SIGNAL */
5426 std::vector<std::string>
5427 Session::registered_lua_functions ()
5429 Glib::Threads::Mutex::Lock lm (lua_lock);
5430 std::vector<std::string> rv;
5433 luabridge::LuaRef list ((*_lua_list)());
5434 for (luabridge::Iterator i (list); !i.isNil (); ++i) {
5435 if (!i.key ().isString ()) { assert(0); continue; }
5436 rv.push_back (i.key ().cast<std::string> ());
5438 } catch (luabridge::LuaException const& e) { }
5443 static void _lua_print (std::string s) {
5444 std::cout << "SessionLua: " << s << "\n";
5449 Session::try_run_lua (pframes_t nframes)
5451 if (_n_lua_scripts == 0) return;
5452 Glib::Threads::Mutex::Lock tm (lua_lock, Glib::Threads::TRY_LOCK);
5454 try { (*_lua_run)(nframes); } catch (luabridge::LuaException const& e) { }
5455 lua.collect_garbage_step ();
5460 Session::setup_lua ()
5463 lua.Print.connect (&_lua_print);
5467 "function ArdourSession ()"
5468 " local self = { scripts = {}, instances = {} }"
5470 " local remove = function (n)"
5471 " self.scripts[n] = nil"
5472 " self.instances[n] = nil"
5473 " Session:scripts_changed()" // call back
5476 " local addinternal = function (n, f, a)"
5477 " assert(type(n) == 'string', 'function-name must be string')"
5478 " assert(type(f) == 'function', 'Given script is a not a function')"
5479 " assert(type(a) == 'table' or type(a) == 'nil', 'Given argument is invalid')"
5480 " assert(self.scripts[n] == nil, 'Callback \"'.. n ..'\" already exists.')"
5481 " self.scripts[n] = { ['f'] = f, ['a'] = a }"
5482 " local env = _ENV; env.f = nil env.io = nil env.os = nil env.loadfile = nil env.require = nil env.dofile = nil env.package = nil env.debug = nil"
5483 " 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 }"
5484 " self.instances[n] = load (string.dump(f, true), nil, nil, env)(a)"
5485 " Session:scripts_changed()" // call back
5488 " local add = function (n, b, a)"
5489 " assert(type(b) == 'string', 'ByteCode must be string')"
5490 " load (b)()" // assigns f
5491 " assert(type(f) == 'string', 'Assigned ByteCode must be string')"
5492 " addinternal (n, load(f), a)"
5495 " local run = function (...)"
5496 " for n, s in pairs (self.instances) do"
5497 " local status, err = pcall (s, ...)"
5498 " if not status then"
5499 " print ('fn \"'.. n .. '\": ', err)"
5506 " local cleanup = function ()"
5507 " self.scripts = nil"
5508 " self.instances = nil"
5511 " local list = function ()"
5513 " for n, _ in pairs (self.scripts) do"
5519 " local function basic_serialize (o)"
5520 " if type(o) == \"number\" then"
5521 " return tostring(o)"
5523 " return string.format(\"%q\", o)"
5527 " local function serialize (name, value)"
5528 " local rv = name .. ' = '"
5530 " if type(value) == \"number\" or type(value) == \"string\" or type(value) == \"nil\" then"
5531 " return rv .. basic_serialize(value) .. ' '"
5532 " elseif type(value) == \"table\" then"
5534 " for k,v in pairs(value) do"
5535 " local fieldname = string.format(\"%s[%s]\", name, basic_serialize(k))"
5536 " rv = rv .. serialize(fieldname, v) .. ' '"
5537 " collectgarbage()" // string concatenation allocates a new string :(
5540 " elseif type(value) == \"function\" then"
5541 " return rv .. string.format(\"%q\", string.dump(value, true))"
5543 " error('cannot save a ' .. type(value))"
5548 " local save = function ()"
5549 " return (serialize('scripts', self.scripts))"
5552 " local restore = function (state)"
5553 " self.scripts = {}"
5555 " for n, s in pairs (scripts) do"
5556 " addinternal (n, load(s['f']), s['a'])"
5560 " return { run = run, add = add, remove = remove,"
5561 " list = list, restore = restore, save = save, cleanup = cleanup}"
5564 " sess = ArdourSession ()"
5565 " ArdourSession = nil"
5567 "function ardour () end"
5570 lua_State* L = lua.getState();
5573 luabridge::LuaRef lua_sess = luabridge::getGlobal (L, "sess");
5574 lua.do_command ("sess = nil"); // hide it.
5575 lua.do_command ("collectgarbage()");
5577 _lua_run = new luabridge::LuaRef(lua_sess["run"]);
5578 _lua_add = new luabridge::LuaRef(lua_sess["add"]);
5579 _lua_del = new luabridge::LuaRef(lua_sess["remove"]);
5580 _lua_list = new luabridge::LuaRef(lua_sess["list"]);
5581 _lua_save = new luabridge::LuaRef(lua_sess["save"]);
5582 _lua_load = new luabridge::LuaRef(lua_sess["restore"]);
5583 _lua_cleanup = new luabridge::LuaRef(lua_sess["cleanup"]);
5584 } catch (luabridge::LuaException const& e) {
5585 fatal << string_compose (_("programming error: %1"),
5586 X_("Failed to setup Lua interpreter"))
5588 abort(); /*NOTREACHED*/
5591 LuaBindings::stddef (L);
5592 LuaBindings::common (L);
5593 LuaBindings::dsp (L);
5594 luabridge::push <Session *> (L, this);
5595 lua_setglobal (L, "Session");
5599 Session::scripts_changed ()
5601 assert (!lua_lock.trylock()); // must hold lua_lock
5604 luabridge::LuaRef list ((*_lua_list)());
5606 for (luabridge::Iterator i (list); !i.isNil (); ++i) {
5607 if (!i.key ().isString ()) { assert(0); continue; }
5610 _n_lua_scripts = cnt;
5611 } catch (luabridge::LuaException const& e) {
5612 fatal << string_compose (_("programming error: %1"),
5613 X_("Indexing Lua Session Scripts failed."))
5615 abort(); /*NOTREACHED*/
5620 Session::non_realtime_set_audition ()
5622 assert (pending_audition_region);
5623 auditioner->audition_region (pending_audition_region);
5624 pending_audition_region.reset ();
5625 AuditionActive (true); /* EMIT SIGNAL */
5629 Session::audition_region (boost::shared_ptr<Region> r)
5631 SessionEvent* ev = new SessionEvent (SessionEvent::Audition, SessionEvent::Add, SessionEvent::Immediate, 0, 0.0);
5637 Session::cancel_audition ()
5642 if (auditioner->auditioning()) {
5643 auditioner->cancel_audition ();
5644 AuditionActive (false); /* EMIT SIGNAL */
5649 Session::is_auditioning () const
5651 /* can be called before we have an auditioner object */
5653 return auditioner->auditioning();
5660 Session::graph_reordered ()
5662 /* don't do this stuff if we are setting up connections
5663 from a set_state() call or creating new tracks. Ditto for deletion.
5666 if ((_state_of_the_state & (InitialConnecting|Deletion)) || _adding_routes_in_progress || _reconnecting_routes_in_progress || _route_deletion_in_progress) {
5670 /* every track/bus asked for this to be handled but it was deferred because
5671 we were connecting. do it now.
5674 request_input_change_handling ();
5678 /* force all diskstreams to update their capture offset values to
5679 reflect any changes in latencies within the graph.
5682 boost::shared_ptr<RouteList> rl = routes.reader ();
5683 for (RouteList::iterator i = rl->begin(); i != rl->end(); ++i) {
5684 boost::shared_ptr<Track> tr = boost::dynamic_pointer_cast<Track> (*i);
5686 tr->set_capture_offset ();
5691 /** @return Number of frames that there is disk space available to write,
5694 boost::optional<framecnt_t>
5695 Session::available_capture_duration ()
5697 Glib::Threads::Mutex::Lock lm (space_lock);
5699 if (_total_free_4k_blocks_uncertain) {
5700 return boost::optional<framecnt_t> ();
5703 float sample_bytes_on_disk = 4.0; // keep gcc happy
5705 switch (config.get_native_file_data_format()) {
5707 sample_bytes_on_disk = 4.0;
5711 sample_bytes_on_disk = 3.0;
5715 sample_bytes_on_disk = 2.0;
5719 /* impossible, but keep some gcc versions happy */
5720 fatal << string_compose (_("programming error: %1"),
5721 X_("illegal native file data format"))
5723 abort(); /*NOTREACHED*/
5726 double scale = 4096.0 / sample_bytes_on_disk;
5728 if (_total_free_4k_blocks * scale > (double) max_framecnt) {
5729 return max_framecnt;
5732 return (framecnt_t) floor (_total_free_4k_blocks * scale);
5736 Session::add_bundle (boost::shared_ptr<Bundle> bundle, bool emit_signal)
5739 RCUWriter<BundleList> writer (_bundles);
5740 boost::shared_ptr<BundleList> b = writer.get_copy ();
5741 b->push_back (bundle);
5745 BundleAddedOrRemoved (); /* EMIT SIGNAL */
5752 Session::remove_bundle (boost::shared_ptr<Bundle> bundle)
5754 bool removed = false;
5757 RCUWriter<BundleList> writer (_bundles);
5758 boost::shared_ptr<BundleList> b = writer.get_copy ();
5759 BundleList::iterator i = find (b->begin(), b->end(), bundle);
5761 if (i != b->end()) {
5768 BundleAddedOrRemoved (); /* EMIT SIGNAL */
5774 boost::shared_ptr<Bundle>
5775 Session::bundle_by_name (string name) const
5777 boost::shared_ptr<BundleList> b = _bundles.reader ();
5779 for (BundleList::const_iterator i = b->begin(); i != b->end(); ++i) {
5780 if ((*i)->name() == name) {
5785 return boost::shared_ptr<Bundle> ();
5789 Session::tempo_map_changed (const PropertyChange&)
5793 playlists->update_after_tempo_map_change ();
5795 _locations->apply (*this, &Session::update_locations_after_tempo_map_change);
5801 Session::update_locations_after_tempo_map_change (const Locations::LocationList& loc)
5803 for (Locations::LocationList::const_iterator i = loc.begin(); i != loc.end(); ++i) {
5804 (*i)->recompute_frames_from_beat ();
5808 /** Ensures that all buffers (scratch, send, silent, etc) are allocated for
5809 * the given count with the current block size.
5812 Session::ensure_buffers (ChanCount howmany)
5814 BufferManager::ensure_buffers (howmany, bounce_processing() ? bounce_chunk_size : 0);
5818 Session::ensure_buffer_set(BufferSet& buffers, const ChanCount& count)
5820 for (DataType::iterator t = DataType::begin(); t != DataType::end(); ++t) {
5821 buffers.ensure_buffers(*t, count.get(*t), _engine.raw_buffer_size(*t));
5826 Session::next_insert_id ()
5828 /* this doesn't really loop forever. just think about it */
5831 for (boost::dynamic_bitset<uint32_t>::size_type n = 1; n < insert_bitset.size(); ++n) {
5832 if (!insert_bitset[n]) {
5833 insert_bitset[n] = true;
5839 /* none available, so resize and try again */
5841 insert_bitset.resize (insert_bitset.size() + 16, false);
5846 Session::next_send_id ()
5848 /* this doesn't really loop forever. just think about it */
5851 for (boost::dynamic_bitset<uint32_t>::size_type n = 1; n < send_bitset.size(); ++n) {
5852 if (!send_bitset[n]) {
5853 send_bitset[n] = true;
5859 /* none available, so resize and try again */
5861 send_bitset.resize (send_bitset.size() + 16, false);
5866 Session::next_aux_send_id ()
5868 /* this doesn't really loop forever. just think about it */
5871 for (boost::dynamic_bitset<uint32_t>::size_type n = 1; n < aux_send_bitset.size(); ++n) {
5872 if (!aux_send_bitset[n]) {
5873 aux_send_bitset[n] = true;
5879 /* none available, so resize and try again */
5881 aux_send_bitset.resize (aux_send_bitset.size() + 16, false);
5886 Session::next_return_id ()
5888 /* this doesn't really loop forever. just think about it */
5891 for (boost::dynamic_bitset<uint32_t>::size_type n = 1; n < return_bitset.size(); ++n) {
5892 if (!return_bitset[n]) {
5893 return_bitset[n] = true;
5899 /* none available, so resize and try again */
5901 return_bitset.resize (return_bitset.size() + 16, false);
5906 Session::mark_send_id (uint32_t id)
5908 if (id >= send_bitset.size()) {
5909 send_bitset.resize (id+16, false);
5911 if (send_bitset[id]) {
5912 warning << string_compose (_("send ID %1 appears to be in use already"), id) << endmsg;
5914 send_bitset[id] = true;
5918 Session::mark_aux_send_id (uint32_t id)
5920 if (id >= aux_send_bitset.size()) {
5921 aux_send_bitset.resize (id+16, false);
5923 if (aux_send_bitset[id]) {
5924 warning << string_compose (_("aux send ID %1 appears to be in use already"), id) << endmsg;
5926 aux_send_bitset[id] = true;
5930 Session::mark_return_id (uint32_t id)
5932 if (id >= return_bitset.size()) {
5933 return_bitset.resize (id+16, false);
5935 if (return_bitset[id]) {
5936 warning << string_compose (_("return ID %1 appears to be in use already"), id) << endmsg;
5938 return_bitset[id] = true;
5942 Session::mark_insert_id (uint32_t id)
5944 if (id >= insert_bitset.size()) {
5945 insert_bitset.resize (id+16, false);
5947 if (insert_bitset[id]) {
5948 warning << string_compose (_("insert ID %1 appears to be in use already"), id) << endmsg;
5950 insert_bitset[id] = true;
5954 Session::unmark_send_id (uint32_t id)
5956 if (id < send_bitset.size()) {
5957 send_bitset[id] = false;
5962 Session::unmark_aux_send_id (uint32_t id)
5964 if (id < aux_send_bitset.size()) {
5965 aux_send_bitset[id] = false;
5970 Session::unmark_return_id (uint32_t id)
5972 if (_state_of_the_state & Deletion) { return; }
5973 if (id < return_bitset.size()) {
5974 return_bitset[id] = false;
5979 Session::unmark_insert_id (uint32_t id)
5981 if (id < insert_bitset.size()) {
5982 insert_bitset[id] = false;
5987 Session::reset_native_file_format ()
5989 boost::shared_ptr<RouteList> rl = routes.reader ();
5991 for (RouteList::iterator i = rl->begin(); i != rl->end(); ++i) {
5992 boost::shared_ptr<Track> tr = boost::dynamic_pointer_cast<Track> (*i);
5994 /* don't save state as we do this, there's no point
5996 _state_of_the_state = StateOfTheState (_state_of_the_state|InCleanup);
5997 tr->reset_write_sources (false);
5998 _state_of_the_state = StateOfTheState (_state_of_the_state & ~InCleanup);
6004 Session::route_name_unique (string n) const
6006 boost::shared_ptr<RouteList> r = routes.reader ();
6008 for (RouteList::const_iterator i = r->begin(); i != r->end(); ++i) {
6009 if ((*i)->name() == n) {
6018 Session::route_name_internal (string n) const
6020 if (auditioner && auditioner->name() == n) {
6024 if (_click_io && _click_io->name() == n) {
6032 Session::freeze_all (InterThreadInfo& itt)
6034 boost::shared_ptr<RouteList> r = routes.reader ();
6036 for (RouteList::iterator i = r->begin(); i != r->end(); ++i) {
6038 boost::shared_ptr<Track> t;
6040 if ((t = boost::dynamic_pointer_cast<Track>(*i)) != 0) {
6041 /* XXX this is wrong because itt.progress will keep returning to zero at the start
6051 boost::shared_ptr<Region>
6052 Session::write_one_track (Track& track, framepos_t start, framepos_t end,
6053 bool /*overwrite*/, vector<boost::shared_ptr<Source> >& srcs,
6054 InterThreadInfo& itt,
6055 boost::shared_ptr<Processor> endpoint, bool include_endpoint,
6056 bool for_export, bool for_freeze)
6058 boost::shared_ptr<Region> result;
6059 boost::shared_ptr<Playlist> playlist;
6060 boost::shared_ptr<Source> source;
6061 ChanCount diskstream_channels (track.n_channels());
6062 framepos_t position;
6063 framecnt_t this_chunk;
6065 framepos_t latency_skip;
6067 framepos_t len = end - start;
6068 bool need_block_size_reset = false;
6069 ChanCount const max_proc = track.max_processor_streams ();
6070 string legal_playlist_name;
6071 string possible_path;
6074 error << string_compose (_("Cannot write a range where end <= start (e.g. %1 <= %2)"),
6075 end, start) << endmsg;
6079 diskstream_channels = track.bounce_get_output_streams (diskstream_channels, endpoint,
6080 include_endpoint, for_export, for_freeze);
6082 if (diskstream_channels.n(track.data_type()) < 1) {
6083 error << _("Cannot write a range with no data.") << endmsg;
6087 // block all process callback handling
6089 block_processing ();
6092 // synchronize with AudioEngine::process_callback()
6093 // make sure processing is not currently running
6094 // and processing_blocked() is honored before
6095 // acquiring thread buffers
6096 Glib::Threads::Mutex::Lock lm (_engine.process_lock());
6099 _bounce_processing_active = true;
6101 /* call tree *MUST* hold route_lock */
6103 if ((playlist = track.playlist()) == 0) {
6107 legal_playlist_name = legalize_for_path (playlist->name());
6109 for (uint32_t chan_n = 0; chan_n < diskstream_channels.n(track.data_type()); ++chan_n) {
6111 string base_name = string_compose ("%1-%2-bounce", playlist->name(), chan_n);
6112 string path = ((track.data_type() == DataType::AUDIO)
6113 ? new_audio_source_path (legal_playlist_name, diskstream_channels.n_audio(), chan_n, false, true)
6114 : new_midi_source_path (legal_playlist_name));
6121 source = SourceFactory::createWritable (track.data_type(), *this, path, false, frame_rate());
6124 catch (failed_constructor& err) {
6125 error << string_compose (_("cannot create new file \"%1\" for %2"), path, track.name()) << endmsg;
6129 srcs.push_back (source);
6132 /* tell redirects that care that we are about to use a much larger
6133 * blocksize. this will flush all plugins too, so that they are ready
6134 * to be used for this process.
6137 need_block_size_reset = true;
6138 track.set_block_size (bounce_chunk_size);
6139 _engine.main_thread()->get_buffers ();
6143 latency_skip = track.bounce_get_latency (endpoint, include_endpoint, for_export, for_freeze);
6145 /* create a set of reasonably-sized buffers */
6146 for (DataType::iterator t = DataType::begin(); t != DataType::end(); ++t) {
6147 buffers.ensure_buffers(*t, max_proc.get(*t), bounce_chunk_size);
6149 buffers.set_count (max_proc);
6151 for (vector<boost::shared_ptr<Source> >::iterator src = srcs.begin(); src != srcs.end(); ++src) {
6152 boost::shared_ptr<AudioFileSource> afs = boost::dynamic_pointer_cast<AudioFileSource>(*src);
6153 boost::shared_ptr<MidiSource> ms;
6155 afs->prepare_for_peakfile_writes ();
6156 } else if ((ms = boost::dynamic_pointer_cast<MidiSource>(*src))) {
6157 Source::Lock lock(ms->mutex());
6158 ms->mark_streaming_write_started(lock);
6162 while (to_do && !itt.cancel) {
6164 this_chunk = min (to_do, bounce_chunk_size);
6166 if (track.export_stuff (buffers, start, this_chunk, endpoint, include_endpoint, for_export, for_freeze)) {
6170 start += this_chunk;
6171 to_do -= this_chunk;
6172 itt.progress = (float) (1.0 - ((double) to_do / len));
6174 if (latency_skip >= bounce_chunk_size) {
6175 latency_skip -= bounce_chunk_size;
6179 const framecnt_t current_chunk = this_chunk - latency_skip;
6182 for (vector<boost::shared_ptr<Source> >::iterator src=srcs.begin(); src != srcs.end(); ++src, ++n) {
6183 boost::shared_ptr<AudioFileSource> afs = boost::dynamic_pointer_cast<AudioFileSource>(*src);
6184 boost::shared_ptr<MidiSource> ms;
6187 if (afs->write (buffers.get_audio(n).data(latency_skip), current_chunk) != current_chunk) {
6190 } else if ((ms = boost::dynamic_pointer_cast<MidiSource>(*src))) {
6191 Source::Lock lock(ms->mutex());
6193 const MidiBuffer& buf = buffers.get_midi(0);
6194 for (MidiBuffer::const_iterator i = buf.begin(); i != buf.end(); ++i) {
6195 Evoral::Event<framepos_t> ev = *i;
6196 ev.set_time(ev.time() - position);
6197 ms->append_event_frames(lock, ev, ms->timeline_position());
6204 /* post-roll, pick up delayed processor output */
6205 latency_skip = track.bounce_get_latency (endpoint, include_endpoint, for_export, for_freeze);
6207 while (latency_skip && !itt.cancel) {
6208 this_chunk = min (latency_skip, bounce_chunk_size);
6209 latency_skip -= this_chunk;
6211 buffers.silence (this_chunk, 0);
6212 track.bounce_process (buffers, start, this_chunk, endpoint, include_endpoint, for_export, for_freeze);
6215 for (vector<boost::shared_ptr<Source> >::iterator src=srcs.begin(); src != srcs.end(); ++src, ++n) {
6216 boost::shared_ptr<AudioFileSource> afs = boost::dynamic_pointer_cast<AudioFileSource>(*src);
6219 if (afs->write (buffers.get_audio(n).data(), this_chunk) != this_chunk) {
6231 xnow = localtime (&now);
6233 for (vector<boost::shared_ptr<Source> >::iterator src=srcs.begin(); src != srcs.end(); ++src) {
6234 boost::shared_ptr<AudioFileSource> afs = boost::dynamic_pointer_cast<AudioFileSource>(*src);
6235 boost::shared_ptr<MidiSource> ms;
6238 afs->update_header (position, *xnow, now);
6239 afs->flush_header ();
6240 } else if ((ms = boost::dynamic_pointer_cast<MidiSource>(*src))) {
6241 Source::Lock lock(ms->mutex());
6242 ms->mark_streaming_write_completed(lock);
6246 /* construct a region to represent the bounced material */
6250 plist.add (Properties::start, 0);
6251 plist.add (Properties::length, srcs.front()->length(srcs.front()->timeline_position()));
6252 plist.add (Properties::name, region_name_from_path (srcs.front()->name(), true));
6254 result = RegionFactory::create (srcs, plist);
6260 for (vector<boost::shared_ptr<Source> >::iterator src = srcs.begin(); src != srcs.end(); ++src) {
6261 (*src)->mark_for_remove ();
6262 (*src)->drop_references ();
6266 for (vector<boost::shared_ptr<Source> >::iterator src = srcs.begin(); src != srcs.end(); ++src) {
6267 boost::shared_ptr<AudioFileSource> afs = boost::dynamic_pointer_cast<AudioFileSource>(*src);
6270 afs->done_with_peakfile_writes ();
6274 _bounce_processing_active = false;
6276 if (need_block_size_reset) {
6277 _engine.main_thread()->drop_buffers ();
6278 track.set_block_size (get_block_size());
6281 unblock_processing ();
6287 Session::gain_automation_buffer() const
6289 return ProcessThread::gain_automation_buffer ();
6293 Session::trim_automation_buffer() const
6295 return ProcessThread::trim_automation_buffer ();
6299 Session::send_gain_automation_buffer() const
6301 return ProcessThread::send_gain_automation_buffer ();
6305 Session::scratch_automation_buffer() const
6307 return ProcessThread::scratch_automation_buffer ();
6311 Session::pan_automation_buffer() const
6313 return ProcessThread::pan_automation_buffer ();
6317 Session::get_silent_buffers (ChanCount count)
6319 return ProcessThread::get_silent_buffers (count);
6323 Session::get_scratch_buffers (ChanCount count, bool silence)
6325 return ProcessThread::get_scratch_buffers (count, silence);
6329 Session::get_noinplace_buffers (ChanCount count)
6331 return ProcessThread::get_noinplace_buffers (count);
6335 Session::get_route_buffers (ChanCount count, bool silence)
6337 return ProcessThread::get_route_buffers (count, silence);
6342 Session::get_mix_buffers (ChanCount count)
6344 return ProcessThread::get_mix_buffers (count);
6348 Session::ntracks () const
6351 boost::shared_ptr<RouteList> r = routes.reader ();
6353 for (RouteList::const_iterator i = r->begin(); i != r->end(); ++i) {
6354 if (boost::dynamic_pointer_cast<Track> (*i)) {
6363 Session::nbusses () const
6366 boost::shared_ptr<RouteList> r = routes.reader ();
6368 for (RouteList::const_iterator i = r->begin(); i != r->end(); ++i) {
6369 if (boost::dynamic_pointer_cast<Track>(*i) == 0) {
6378 Session::nstripables (bool with_auditioner_and_monitor) const
6380 uint32_t rv = routes.reader()->size ();
6381 rv += _vca_manager->vcas ().size ();
6383 if (with_auditioner_and_monitor) {
6399 Session::add_automation_list(AutomationList *al)
6401 automation_lists[al->id()] = al;
6404 /** @return true if there is at least one record-enabled track, otherwise false */
6406 Session::have_rec_enabled_track () const
6408 return g_atomic_int_get (const_cast<gint*>(&_have_rec_enabled_track)) == 1;
6412 Session::have_rec_disabled_track () const
6414 return g_atomic_int_get (const_cast<gint*>(&_have_rec_disabled_track)) == 1;
6417 /** Update the state of our rec-enabled tracks flag */
6419 Session::update_route_record_state ()
6421 boost::shared_ptr<RouteList> rl = routes.reader ();
6422 RouteList::iterator i = rl->begin();
6423 while (i != rl->end ()) {
6425 boost::shared_ptr<Track> tr = boost::dynamic_pointer_cast<Track> (*i);
6426 if (tr && tr->rec_enable_control()->get_value()) {
6433 int const old = g_atomic_int_get (&_have_rec_enabled_track);
6435 g_atomic_int_set (&_have_rec_enabled_track, i != rl->end () ? 1 : 0);
6437 if (g_atomic_int_get (&_have_rec_enabled_track) != old) {
6438 RecordStateChanged (); /* EMIT SIGNAL */
6441 for (i = rl->begin(); i != rl->end (); ++i) {
6442 boost::shared_ptr<Track> tr = boost::dynamic_pointer_cast<Track> (*i);
6443 if (tr && !tr->rec_enable_control()->get_value()) {
6448 g_atomic_int_set (&_have_rec_disabled_track, i != rl->end () ? 1 : 0);
6450 bool record_arm_state_changed = (old != g_atomic_int_get (&_have_rec_enabled_track) );
6452 if (record_status() == Recording && record_arm_state_changed ) {
6453 RecordArmStateChanged ();
6459 Session::listen_position_changed ()
6461 ProcessorChangeBlocker pcb (this);
6462 boost::shared_ptr<RouteList> r = routes.reader ();
6463 for (RouteList::iterator i = r->begin(); i != r->end(); ++i) {
6464 (*i)->listen_position_changed ();
6469 Session::solo_control_mode_changed ()
6471 if (soloing() || listening()) {
6473 /* We can't use ::clear_all_solo_state() here because during
6474 session loading at program startup, that will queue a call
6475 to rt_clear_all_solo_state() that will not execute until
6476 AFTER solo states have been established (thus throwing away
6477 the session's saved solo state). So just explicitly turn
6480 set_controls (route_list_to_control_list (get_routes(), &Stripable::solo_control), 0.0, Controllable::NoGroup);
6482 clear_all_solo_state (get_routes());
6487 /** Called when a property of one of our route groups changes */
6489 Session::route_group_property_changed (RouteGroup* rg)
6491 RouteGroupPropertyChanged (rg); /* EMIT SIGNAL */
6494 /** Called when a route is added to one of our route groups */
6496 Session::route_added_to_route_group (RouteGroup* rg, boost::weak_ptr<Route> r)
6498 RouteAddedToRouteGroup (rg, r);
6501 /** Called when a route is removed from one of our route groups */
6503 Session::route_removed_from_route_group (RouteGroup* rg, boost::weak_ptr<Route> r)
6505 update_route_record_state ();
6506 RouteRemovedFromRouteGroup (rg, r); /* EMIT SIGNAL */
6508 if (!rg->has_control_master () && !rg->has_subgroup () && rg->empty()) {
6509 remove_route_group (*rg);
6513 boost::shared_ptr<RouteList>
6514 Session::get_tracks () const
6516 boost::shared_ptr<RouteList> rl = routes.reader ();
6517 boost::shared_ptr<RouteList> tl (new RouteList);
6519 for (RouteList::const_iterator r = rl->begin(); r != rl->end(); ++r) {
6520 if (boost::dynamic_pointer_cast<Track> (*r)) {
6521 if (!(*r)->is_auditioner()) {
6529 boost::shared_ptr<RouteList>
6530 Session::get_routes_with_regions_at (framepos_t const p) const
6532 boost::shared_ptr<RouteList> r = routes.reader ();
6533 boost::shared_ptr<RouteList> rl (new RouteList);
6535 for (RouteList::iterator i = r->begin(); i != r->end(); ++i) {
6536 boost::shared_ptr<Track> tr = boost::dynamic_pointer_cast<Track> (*i);
6541 boost::shared_ptr<Playlist> pl = tr->playlist ();
6546 if (pl->has_region_at (p)) {
6555 Session::goto_end ()
6557 if (_session_range_location) {
6558 request_locate (_session_range_location->end(), false);
6560 request_locate (0, false);
6565 Session::goto_start (bool and_roll)
6567 if (_session_range_location) {
6568 request_locate (_session_range_location->start(), and_roll);
6570 request_locate (0, and_roll);
6575 Session::current_start_frame () const
6577 return _session_range_location ? _session_range_location->start() : 0;
6581 Session::current_end_frame () const
6583 return _session_range_location ? _session_range_location->end() : 0;
6587 Session::set_session_range_location (framepos_t start, framepos_t end)
6589 _session_range_location = new Location (*this, start, end, _("session"), Location::IsSessionRange, 0);
6590 _locations->add (_session_range_location);
6594 Session::step_edit_status_change (bool yn)
6600 send = (_step_editors == 0);
6605 send = (_step_editors == 1);
6608 if (_step_editors > 0) {
6614 StepEditStatusChange (val);
6620 Session::start_time_changed (framepos_t old)
6622 /* Update the auto loop range to match the session range
6623 (unless the auto loop range has been changed by the user)
6626 Location* s = _locations->session_range_location ();
6631 Location* l = _locations->auto_loop_location ();
6633 if (l && l->start() == old) {
6634 l->set_start (s->start(), true);
6640 Session::end_time_changed (framepos_t old)
6642 /* Update the auto loop range to match the session range
6643 (unless the auto loop range has been changed by the user)
6646 Location* s = _locations->session_range_location ();
6651 Location* l = _locations->auto_loop_location ();
6653 if (l && l->end() == old) {
6654 l->set_end (s->end(), true);
6659 std::vector<std::string>
6660 Session::source_search_path (DataType type) const
6664 if (session_dirs.size() == 1) {
6666 case DataType::AUDIO:
6667 sp.push_back (_session_dir->sound_path());
6669 case DataType::MIDI:
6670 sp.push_back (_session_dir->midi_path());
6674 for (vector<space_and_path>::const_iterator i = session_dirs.begin(); i != session_dirs.end(); ++i) {
6675 SessionDirectory sdir (i->path);
6677 case DataType::AUDIO:
6678 sp.push_back (sdir.sound_path());
6680 case DataType::MIDI:
6681 sp.push_back (sdir.midi_path());
6687 if (type == DataType::AUDIO) {
6688 const string sound_path_2X = _session_dir->sound_path_2X();
6689 if (Glib::file_test (sound_path_2X, Glib::FILE_TEST_EXISTS|Glib::FILE_TEST_IS_DIR)) {
6690 if (find (sp.begin(), sp.end(), sound_path_2X) == sp.end()) {
6691 sp.push_back (sound_path_2X);
6696 // now check the explicit (possibly user-specified) search path
6699 case DataType::AUDIO:
6700 sp += Searchpath(config.get_audio_search_path ());
6702 case DataType::MIDI:
6703 sp += Searchpath(config.get_midi_search_path ());
6711 Session::ensure_search_path_includes (const string& path, DataType type)
6720 case DataType::AUDIO:
6721 sp += Searchpath(config.get_audio_search_path ());
6723 case DataType::MIDI:
6724 sp += Searchpath (config.get_midi_search_path ());
6728 for (vector<std::string>::iterator i = sp.begin(); i != sp.end(); ++i) {
6729 /* No need to add this new directory if it has the same inode as
6730 an existing one; checking inode rather than name prevents duplicated
6731 directories when we are using symlinks.
6733 On Windows, I think we could just do if (*i == path) here.
6735 if (PBD::equivalent_paths (*i, path)) {
6743 case DataType::AUDIO:
6744 config.set_audio_search_path (sp.to_string());
6746 case DataType::MIDI:
6747 config.set_midi_search_path (sp.to_string());
6753 Session::remove_dir_from_search_path (const string& dir, DataType type)
6758 case DataType::AUDIO:
6759 sp = Searchpath(config.get_audio_search_path ());
6761 case DataType::MIDI:
6762 sp = Searchpath (config.get_midi_search_path ());
6769 case DataType::AUDIO:
6770 config.set_audio_search_path (sp.to_string());
6772 case DataType::MIDI:
6773 config.set_midi_search_path (sp.to_string());
6779 boost::shared_ptr<Speakers>
6780 Session::get_speakers()
6786 Session::unknown_processors () const
6790 boost::shared_ptr<RouteList> r = routes.reader ();
6791 for (RouteList::iterator i = r->begin(); i != r->end(); ++i) {
6792 list<string> t = (*i)->unknown_processors ();
6793 copy (t.begin(), t.end(), back_inserter (p));
6803 Session::update_latency (bool playback)
6806 DEBUG_TRACE (DEBUG::Latency, string_compose ("JACK latency callback: %1\n", (playback ? "PLAYBACK" : "CAPTURE")));
6808 if ((_state_of_the_state & (InitialConnecting|Deletion)) || _adding_routes_in_progress || _route_deletion_in_progress) {
6812 boost::shared_ptr<RouteList> r = routes.reader ();
6813 framecnt_t max_latency = 0;
6816 /* reverse the list so that we work backwards from the last route to run to the first */
6817 RouteList* rl = routes.reader().get();
6818 r.reset (new RouteList (*rl));
6819 reverse (r->begin(), r->end());
6822 /* compute actual latency values for the given direction and store them all in per-port
6823 structures. this will also publish the same values (to JACK) so that computation of latency
6824 for routes can consistently use public latency values.
6827 for (RouteList::iterator i = r->begin(); i != r->end(); ++i) {
6828 max_latency = max (max_latency, (*i)->set_private_port_latencies (playback));
6831 /* because we latency compensate playback, our published playback latencies should
6832 be the same for all output ports - all material played back by ardour has
6833 the same latency, whether its caused by plugins or by latency compensation. since
6834 these may differ from the values computed above, reset all playback port latencies
6838 DEBUG_TRACE (DEBUG::Latency, string_compose ("Set public port latencies to %1\n", max_latency));
6840 for (RouteList::iterator i = r->begin(); i != r->end(); ++i) {
6841 (*i)->set_public_port_latencies (max_latency, playback);
6846 post_playback_latency ();
6850 post_capture_latency ();
6853 DEBUG_TRACE (DEBUG::Latency, "JACK latency callback: DONE\n");
6857 Session::post_playback_latency ()
6859 set_worst_playback_latency ();
6861 boost::shared_ptr<RouteList> r = routes.reader ();
6863 for (RouteList::iterator i = r->begin(); i != r->end(); ++i) {
6864 if (!(*i)->is_auditioner() && ((*i)->active())) {
6865 _worst_track_latency = max (_worst_track_latency, (*i)->update_signal_latency ());
6869 for (RouteList::iterator i = r->begin(); i != r->end(); ++i) {
6870 (*i)->set_latency_compensation (_worst_track_latency);
6875 Session::post_capture_latency ()
6877 set_worst_capture_latency ();
6879 /* reflect any changes in capture latencies into capture offsets
6882 boost::shared_ptr<RouteList> rl = routes.reader();
6883 for (RouteList::iterator i = rl->begin(); i != rl->end(); ++i) {
6884 boost::shared_ptr<Track> tr = boost::dynamic_pointer_cast<Track> (*i);
6886 tr->set_capture_offset ();
6892 Session::initialize_latencies ()
6895 Glib::Threads::Mutex::Lock lm (_engine.process_lock());
6896 update_latency (false);
6897 update_latency (true);
6900 set_worst_io_latencies ();
6904 Session::set_worst_io_latencies ()
6906 set_worst_playback_latency ();
6907 set_worst_capture_latency ();
6911 Session::set_worst_playback_latency ()
6913 if (_state_of_the_state & (InitialConnecting|Deletion)) {
6917 _worst_output_latency = 0;
6919 if (!_engine.connected()) {
6923 boost::shared_ptr<RouteList> r = routes.reader ();
6925 for (RouteList::iterator i = r->begin(); i != r->end(); ++i) {
6926 _worst_output_latency = max (_worst_output_latency, (*i)->output()->latency());
6929 DEBUG_TRACE (DEBUG::Latency, string_compose ("Worst output latency: %1\n", _worst_output_latency));
6933 Session::set_worst_capture_latency ()
6935 if (_state_of_the_state & (InitialConnecting|Deletion)) {
6939 _worst_input_latency = 0;
6941 if (!_engine.connected()) {
6945 boost::shared_ptr<RouteList> r = routes.reader ();
6947 for (RouteList::iterator i = r->begin(); i != r->end(); ++i) {
6948 _worst_input_latency = max (_worst_input_latency, (*i)->input()->latency());
6951 DEBUG_TRACE (DEBUG::Latency, string_compose ("Worst input latency: %1\n", _worst_input_latency));
6955 Session::update_latency_compensation (bool force_whole_graph)
6957 bool some_track_latency_changed = false;
6959 if (_state_of_the_state & (InitialConnecting|Deletion)) {
6963 DEBUG_TRACE(DEBUG::Latency, "---------------------------- update latency compensation\n\n");
6965 _worst_track_latency = 0;
6967 boost::shared_ptr<RouteList> r = routes.reader ();
6969 for (RouteList::iterator i = r->begin(); i != r->end(); ++i) {
6970 if (!(*i)->is_auditioner() && ((*i)->active())) {
6972 if ((*i)->signal_latency () != (tl = (*i)->update_signal_latency ())) {
6973 some_track_latency_changed = true;
6975 _worst_track_latency = max (tl, _worst_track_latency);
6979 DEBUG_TRACE (DEBUG::Latency, string_compose ("worst signal processing latency: %1 (changed ? %2)\n", _worst_track_latency,
6980 (some_track_latency_changed ? "yes" : "no")));
6982 DEBUG_TRACE(DEBUG::Latency, "---------------------------- DONE update latency compensation\n\n");
6984 if (some_track_latency_changed || force_whole_graph) {
6985 _engine.update_latencies ();
6989 for (RouteList::iterator i = r->begin(); i != r->end(); ++i) {
6990 boost::shared_ptr<Track> tr = boost::dynamic_pointer_cast<Track> (*i);
6994 tr->set_capture_offset ();
6999 Session::session_name_is_legal (const string& path)
7001 char illegal_chars[] = { '/', '\\', ':', ';', '\0' };
7003 for (int i = 0; illegal_chars[i]; ++i) {
7004 if (path.find (illegal_chars[i]) != string::npos) {
7005 return illegal_chars[i];
7013 Session::notify_presentation_info_change ()
7015 if (deletion_in_progress()) {
7019 reassign_track_numbers();
7021 #ifdef USE_TRACKS_CODE_FEATURES
7022 /* Waves Tracks: for Waves Tracks session it's required to reconnect their IOs
7023 * if track order has been changed by user
7025 reconnect_existing_routes(true, true);
7031 Session::operation_in_progress (GQuark op) const
7033 return (find (_current_trans_quarks.begin(), _current_trans_quarks.end(), op) != _current_trans_quarks.end());
7036 boost::shared_ptr<Port>
7037 Session::ltc_input_port () const
7039 return _ltc_input->nth (0);
7042 boost::shared_ptr<Port>
7043 Session::ltc_output_port () const
7045 return _ltc_output->nth (0);
7049 Session::reconnect_ltc_input ()
7053 string src = Config->get_ltc_source_port();
7055 _ltc_input->disconnect (this);
7057 if (src != _("None") && !src.empty()) {
7058 _ltc_input->nth (0)->connect (src);
7061 if ( ARDOUR::Profile->get_trx () ) {
7062 // Tracks need this signal to update timecode_source_dropdown
7063 MtcOrLtcInputPortChanged (); //emit signal
7069 Session::reconnect_ltc_output ()
7073 string src = Config->get_ltc_output_port();
7075 _ltc_output->disconnect (this);
7077 if (src != _("None") && !src.empty()) {
7078 _ltc_output->nth (0)->connect (src);
7084 Session::set_range_selection (framepos_t start, framepos_t end)
7086 _range_selection = Evoral::Range<framepos_t> (start, end);
7087 #ifdef USE_TRACKS_CODE_FEATURES
7088 follow_playhead_priority ();
7093 Session::set_object_selection (framepos_t start, framepos_t end)
7095 _object_selection = Evoral::Range<framepos_t> (start, end);
7096 #ifdef USE_TRACKS_CODE_FEATURES
7097 follow_playhead_priority ();
7102 Session::clear_range_selection ()
7104 _range_selection = Evoral::Range<framepos_t> (-1,-1);
7105 #ifdef USE_TRACKS_CODE_FEATURES
7106 follow_playhead_priority ();
7111 Session::clear_object_selection ()
7113 _object_selection = Evoral::Range<framepos_t> (-1,-1);
7114 #ifdef USE_TRACKS_CODE_FEATURES
7115 follow_playhead_priority ();
7120 Session::auto_connect_route (boost::shared_ptr<Route> route, bool connect_inputs,
7121 const ChanCount& input_start,
7122 const ChanCount& output_start,
7123 const ChanCount& input_offset,
7124 const ChanCount& output_offset)
7126 Glib::Threads::Mutex::Lock lx (_auto_connect_queue_lock);
7127 _auto_connect_queue.push (AutoConnectRequest (route, connect_inputs,
7128 input_start, output_start,
7129 input_offset, output_offset));
7131 auto_connect_thread_wakeup ();
7135 Session::auto_connect_thread_wakeup ()
7137 if (pthread_mutex_trylock (&_auto_connect_mutex) == 0) {
7138 pthread_cond_signal (&_auto_connect_cond);
7139 pthread_mutex_unlock (&_auto_connect_mutex);
7144 Session::queue_latency_recompute ()
7146 g_atomic_int_inc (&_latency_recompute_pending);
7147 auto_connect_thread_wakeup ();
7151 Session::auto_connect (const AutoConnectRequest& ar)
7153 boost::shared_ptr<Route> route = ar.route.lock();
7155 if (!route) { return; }
7157 if (!IO::connecting_legal) {
7161 /* If both inputs and outputs are auto-connected to physical ports,
7162 * use the max of input and output offsets to ensure auto-connected
7163 * port numbers always match up (e.g. the first audio input and the
7164 * first audio output of the route will have the same physical
7165 * port number). Otherwise just use the lowest input or output
7169 const bool in_out_physical =
7170 (Config->get_input_auto_connect() & AutoConnectPhysical)
7171 && (Config->get_output_auto_connect() & AutoConnectPhysical)
7172 && ar.connect_inputs;
7174 const ChanCount in_offset = in_out_physical
7175 ? ChanCount::max(ar.input_offset, ar.output_offset)
7178 const ChanCount out_offset = in_out_physical
7179 ? ChanCount::max(ar.input_offset, ar.output_offset)
7182 for (DataType::iterator t = DataType::begin(); t != DataType::end(); ++t) {
7183 vector<string> physinputs;
7184 vector<string> physoutputs;
7187 /* for connecting track inputs we only want MIDI ports marked
7191 get_physical_ports (physinputs, physoutputs, *t, MidiPortMusic);
7193 if (!physinputs.empty() && ar.connect_inputs) {
7194 uint32_t nphysical_in = physinputs.size();
7196 for (uint32_t i = ar.input_start.get(*t); i < route->n_inputs().get(*t) && i < nphysical_in; ++i) {
7199 if (Config->get_input_auto_connect() & AutoConnectPhysical) {
7200 port = physinputs[(in_offset.get(*t) + i) % nphysical_in];
7203 if (!port.empty() && route->input()->connect (route->input()->ports().port(*t, i), port, this)) {
7209 if (!physoutputs.empty()) {
7210 uint32_t nphysical_out = physoutputs.size();
7211 for (uint32_t i = ar.output_start.get(*t); i < route->n_outputs().get(*t); ++i) {
7215 * do not create new connections if we reached the limit of physical outputs
7218 if (!(Config->get_output_auto_connect() & AutoConnectMaster) &&
7219 ARDOUR::Profile->get_trx () &&
7220 ar.output_offset.get(*t) == nphysical_out ) {
7224 if ((*t) == DataType::MIDI && (Config->get_output_auto_connect() & AutoConnectPhysical)) {
7225 port = physoutputs[(out_offset.get(*t) + i) % nphysical_out];
7226 } else if ((*t) == DataType::AUDIO && (Config->get_output_auto_connect() & AutoConnectMaster)) {
7227 /* master bus is audio only */
7228 if (_master_out && _master_out->n_inputs().get(*t) > 0) {
7229 port = _master_out->input()->ports().port(*t,
7230 i % _master_out->input()->n_ports().get(*t))->name();
7234 if (!port.empty() && route->output()->connect (route->output()->ports().port(*t, i), port, this)) {
7243 Session::auto_connect_thread_start ()
7245 if (g_atomic_int_get (&_ac_thread_active)) {
7249 while (!_auto_connect_queue.empty ()) {
7250 _auto_connect_queue.pop ();
7253 g_atomic_int_set (&_ac_thread_active, 1);
7254 if (pthread_create (&_auto_connect_thread, NULL, auto_connect_thread, this)) {
7255 g_atomic_int_set (&_ac_thread_active, 0);
7260 Session::auto_connect_thread_terminate ()
7262 if (!g_atomic_int_get (&_ac_thread_active)) {
7267 Glib::Threads::Mutex::Lock lx (_auto_connect_queue_lock);
7268 while (!_auto_connect_queue.empty ()) {
7269 _auto_connect_queue.pop ();
7273 /* cannot use auto_connect_thread_wakeup() because that is allowed to
7274 * fail to wakeup the thread.
7277 pthread_mutex_lock (&_auto_connect_mutex);
7278 g_atomic_int_set (&_ac_thread_active, 0);
7279 pthread_cond_signal (&_auto_connect_cond);
7280 pthread_mutex_unlock (&_auto_connect_mutex);
7283 pthread_join (_auto_connect_thread, &status);
7287 Session::auto_connect_thread (void *arg)
7289 Session *s = static_cast<Session *>(arg);
7290 s->auto_connect_thread_run ();
7296 Session::auto_connect_thread_run ()
7298 pthread_set_name (X_("autoconnect"));
7299 SessionEvent::create_per_thread_pool (X_("autoconnect"), 1024);
7300 PBD::notify_event_loops_about_thread_creation (pthread_self(), X_("autoconnect"), 1024);
7301 pthread_mutex_lock (&_auto_connect_mutex);
7302 while (g_atomic_int_get (&_ac_thread_active)) {
7304 if (!_auto_connect_queue.empty ()) {
7305 // Why would we need the process lock ??
7306 // A: if ports are added while we're connecting, the backend's iterator may be invalidated:
7307 // graph_order_callback() -> resort_routes() -> direct_feeds_according_to_reality () -> backend::connected_to()
7308 // All ardour-internal backends use a std::vector xxxAudioBackend::find_port()
7309 // We have control over those, but what does jack do?
7310 Glib::Threads::Mutex::Lock lm (AudioEngine::instance()->process_lock ());
7312 Glib::Threads::Mutex::Lock lx (_auto_connect_queue_lock);
7313 while (!_auto_connect_queue.empty ()) {
7314 const AutoConnectRequest ar (_auto_connect_queue.front());
7315 _auto_connect_queue.pop ();
7322 if (!actively_recording ()) { // might not be needed,
7323 /* this is only used for updating plugin latencies, the
7324 * graph does not change. so it's safe in general.
7326 * .. update_latency_compensation () entails set_capture_offset()
7327 * which calls Diskstream::set_capture_offset () which
7328 * modifies the capture offset... which can be a proplem
7329 * in "prepare_to_stop"
7331 while (g_atomic_int_and (&_latency_recompute_pending, 0)) {
7332 update_latency_compensation ();
7337 // this may call ARDOUR::Port::drop ... jack_port_unregister ()
7338 // jack1 cannot cope with removing ports while processing
7339 Glib::Threads::Mutex::Lock lm (AudioEngine::instance()->process_lock ());
7340 AudioEngine::instance()->clear_pending_port_deletions ();
7343 pthread_cond_wait (&_auto_connect_cond, &_auto_connect_mutex);
7345 pthread_mutex_unlock (&_auto_connect_mutex);
7349 Session::cancel_all_solo ()
7353 get_stripables (sl);
7355 set_controls (stripable_list_to_control_list (sl, &Stripable::solo_control), 0.0, Controllable::NoGroup);
7356 clear_all_solo_state (routes.reader());