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);
587 BootMessage (_("Set up LTC"));
589 BootMessage (_("Set up Click"));
591 BootMessage (_("Set up standard connections"));
595 catch (failed_constructor& err) {
599 /* TODO, connect in different thread. (PortRegisteredOrUnregistered may be in RT context)
601 _engine.PortRegisteredOrUnregistered.connect_same_thread (*this, boost::bind (&Session::setup_bundles, this));
609 vector<void*> debug_pointers;
611 /* if we got to here, leaving pending capture state around
615 remove_pending_capture_state ();
619 _state_of_the_state = StateOfTheState (CannotSave|Deletion);
621 /* disconnect from any and all signals that we are connected to */
623 Port::PortSignalDrop (); /* EMIT SIGNAL */
626 /* shutdown control surface protocols while we still have ports
627 and the engine to move data to any devices.
630 ControlProtocolManager::instance().drop_protocols ();
632 /* stop auto dis/connecting */
633 auto_connect_thread_terminate ();
635 MIDI::Name::MidiPatchManager::instance().remove_search_path(session_directory().midi_patch_path());
637 _engine.remove_session ();
639 #ifdef USE_TRACKS_CODE_FEATURES
640 EngineStateController::instance()->remove_session();
643 /* deregister all ports - there will be no process or any other
644 * callbacks from the engine any more.
647 Port::PortDrop (); /* EMIT SIGNAL */
651 /* clear history so that no references to objects are held any more */
655 /* clear state tree so that no references to objects are held any more */
660 // unregister all lua functions, drop held references (if any)
662 lua.do_command ("Session = nil");
670 lua.collect_garbage ();
672 /* reset dynamic state version back to default */
673 Stateful::loading_state_version = 0;
675 _butler->drop_references ();
679 delete _all_route_group;
681 DEBUG_TRACE (DEBUG::Destruction, "delete route groups\n");
682 for (list<RouteGroup *>::iterator i = _route_groups.begin(); i != _route_groups.end(); ++i) {
686 if (click_data != default_click) {
687 delete [] click_data;
690 if (click_emphasis_data != default_click_emphasis) {
691 delete [] click_emphasis_data;
696 /* need to remove auditioner before monitoring section
697 * otherwise it is re-connected */
700 /* drop references to routes held by the monitoring section
701 * specifically _monitor_out aux/listen references */
702 remove_monitor_section();
704 /* clear out any pending dead wood from RCU managed objects */
709 AudioDiskstream::free_working_buffers();
711 /* tell everyone who is still standing that we're about to die */
714 /* tell everyone to drop references and delete objects as we go */
716 DEBUG_TRACE (DEBUG::Destruction, "delete regions\n");
717 RegionFactory::delete_all_regions ();
719 /* Do this early so that VCAs no longer hold references to routes */
721 DEBUG_TRACE (DEBUG::Destruction, "delete vcas\n");
724 DEBUG_TRACE (DEBUG::Destruction, "delete routes\n");
726 /* reset these three references to special routes before we do the usual route delete thing */
728 _master_out.reset ();
729 _monitor_out.reset ();
732 RCUWriter<RouteList> writer (routes);
733 boost::shared_ptr<RouteList> r = writer.get_copy ();
735 for (RouteList::iterator i = r->begin(); i != r->end(); ++i) {
736 DEBUG_TRACE(DEBUG::Destruction, string_compose ("Dropping for route %1 ; pre-ref = %2\n", (*i)->name(), (*i).use_count()));
737 (*i)->drop_references ();
741 /* writer goes out of scope and updates master */
746 DEBUG_TRACE (DEBUG::Destruction, "delete sources\n");
747 Glib::Threads::Mutex::Lock lm (source_lock);
748 for (SourceMap::iterator i = sources.begin(); i != sources.end(); ++i) {
749 DEBUG_TRACE(DEBUG::Destruction, string_compose ("Dropping for source %1 ; pre-ref = %2\n", i->second->name(), i->second.use_count()));
750 i->second->drop_references ();
756 /* not strictly necessary, but doing it here allows the shared_ptr debugging to work */
759 emit_thread_terminate ();
761 pthread_cond_destroy (&_rt_emit_cond);
762 pthread_mutex_destroy (&_rt_emit_mutex);
764 pthread_cond_destroy (&_auto_connect_cond);
765 pthread_mutex_destroy (&_auto_connect_mutex);
767 delete _scene_changer; _scene_changer = 0;
768 delete midi_control_ui; midi_control_ui = 0;
770 delete _mmc; _mmc = 0;
771 delete _midi_ports; _midi_ports = 0;
772 delete _locations; _locations = 0;
777 /* clear event queue, the session is gone, nobody is interested in
778 * those anymore, but they do leak memory if not removed
780 while (!immediate_events.empty ()) {
781 Glib::Threads::Mutex::Lock lm (AudioEngine::instance()->process_lock ());
782 SessionEvent *ev = immediate_events.front ();
783 DEBUG_TRACE (DEBUG::SessionEvents, string_compose ("Drop event: %1\n", enum_2_string (ev->type)));
784 immediate_events.pop_front ();
788 case SessionEvent::AutoLoop:
789 case SessionEvent::AutoLoopDeclick:
790 case SessionEvent::Skip:
791 case SessionEvent::PunchIn:
792 case SessionEvent::PunchOut:
793 case SessionEvent::RecordStart:
794 case SessionEvent::StopOnce:
795 case SessionEvent::RangeStop:
796 case SessionEvent::RangeLocate:
800 case SessionEvent::RealTimeOperation:
807 del = del && !_remove_event (ev);
815 /* unregister all dropped ports, process pending port deletion. */
816 // this may call ARDOUR::Port::drop ... jack_port_unregister ()
817 // jack1 cannot cope with removing ports while processing
818 Glib::Threads::Mutex::Lock lm (AudioEngine::instance()->process_lock ());
819 AudioEngine::instance()->clear_pending_port_deletions ();
822 DEBUG_TRACE (DEBUG::Destruction, "Session::destroy() done\n");
824 BOOST_SHOW_POINTERS ();
828 Session::setup_ltc ()
832 _ltc_input.reset (new IO (*this, X_("LTC In"), IO::Input));
833 _ltc_output.reset (new IO (*this, X_("LTC Out"), IO::Output));
835 if (state_tree && (child = find_named_node (*state_tree->root(), X_("LTC In"))) != 0) {
836 _ltc_input->set_state (*(child->children().front()), Stateful::loading_state_version);
839 Glib::Threads::Mutex::Lock lm (AudioEngine::instance()->process_lock ());
840 _ltc_input->ensure_io (ChanCount (DataType::AUDIO, 1), true, this);
841 // TODO use auto-connect thread somehow (needs a route currently)
842 // see note in Session::auto_connect_thread_run() why process lock is needed.
843 reconnect_ltc_input ();
847 if (state_tree && (child = find_named_node (*state_tree->root(), X_("LTC Out"))) != 0) {
848 _ltc_output->set_state (*(child->children().front()), Stateful::loading_state_version);
851 Glib::Threads::Mutex::Lock lm (AudioEngine::instance()->process_lock ());
852 _ltc_output->ensure_io (ChanCount (DataType::AUDIO, 1), true, this);
853 // TODO use auto-connect thread
854 reconnect_ltc_output ();
858 /* fix up names of LTC ports because we don't want the normal
859 * IO style of NAME/TYPE-{in,out}N
862 _ltc_input->nth (0)->set_name (X_("LTC-in"));
863 _ltc_output->nth (0)->set_name (X_("LTC-out"));
867 Session::setup_click ()
871 boost::shared_ptr<AutomationList> gl (new AutomationList (Evoral::Parameter (GainAutomation)));
872 boost::shared_ptr<GainControl> gain_control = boost::shared_ptr<GainControl> (new GainControl (*this, Evoral::Parameter(GainAutomation), gl));
874 _click_io.reset (new ClickIO (*this, X_("Click")));
875 _click_gain.reset (new Amp (*this, _("Fader"), gain_control, true));
876 _click_gain->activate ();
878 setup_click_state (state_tree->root());
880 setup_click_state (0);
885 Session::setup_click_state (const XMLNode* node)
887 const XMLNode* child = 0;
889 if (node && (child = find_named_node (*node, "Click")) != 0) {
891 /* existing state for Click */
894 if (Stateful::loading_state_version < 3000) {
895 c = _click_io->set_state_2X (*child->children().front(), Stateful::loading_state_version, false);
897 const XMLNodeList& children (child->children());
898 XMLNodeList::const_iterator i = children.begin();
899 if ((c = _click_io->set_state (**i, Stateful::loading_state_version)) == 0) {
901 if (i != children.end()) {
902 c = _click_gain->set_state (**i, Stateful::loading_state_version);
908 _clicking = Config->get_clicking ();
912 error << _("could not setup Click I/O") << endmsg;
919 /* default state for Click: dual-mono to first 2 physical outputs */
922 _engine.get_physical_outputs (DataType::AUDIO, outs);
924 for (uint32_t physport = 0; physport < 2; ++physport) {
925 if (outs.size() > physport) {
926 if (_click_io->add_port (outs[physport], this)) {
927 // relax, even though its an error
932 if (_click_io->n_ports () > ChanCount::ZERO) {
933 _clicking = Config->get_clicking ();
939 Session::get_physical_ports (vector<string>& inputs, vector<string>& outputs, DataType type,
940 MidiPortFlags include, MidiPortFlags exclude)
942 _engine.get_physical_inputs (type, inputs, include, exclude);
943 _engine.get_physical_outputs (type, outputs, include, exclude);
947 Session::setup_bundles ()
951 RCUWriter<BundleList> writer (_bundles);
952 boost::shared_ptr<BundleList> b = writer.get_copy ();
953 for (BundleList::iterator i = b->begin(); i != b->end();) {
954 if (boost::dynamic_pointer_cast<UserBundle>(*i)) {
962 vector<string> inputs[DataType::num_types];
963 vector<string> outputs[DataType::num_types];
965 for (uint32_t i = 0; i < DataType::num_types; ++i) {
966 get_physical_ports (inputs[i], outputs[i], DataType (DataType::Symbol (i)),
967 MidiPortFlags (0), /* no specific inclusions */
968 MidiPortFlags (MidiPortControl|MidiPortVirtual) /* exclude control & virtual ports */
972 /* Create a set of Bundle objects that map
973 to the physical I/O currently available. We create both
974 mono and stereo bundles, so that the common cases of mono
975 and stereo tracks get bundles to put in their mixer strip
976 in / out menus. There may be a nicer way of achieving that;
977 it doesn't really scale that well to higher channel counts
980 /* mono output bundles */
982 for (uint32_t np = 0; np < outputs[DataType::AUDIO].size(); ++np) {
984 std::string pn = _engine.get_pretty_name_by_name (outputs[DataType::AUDIO][np]);
986 snprintf (buf, sizeof (buf), _("out %s"), pn.c_str());
988 snprintf (buf, sizeof (buf), _("out %" PRIu32), np+1);
991 boost::shared_ptr<Bundle> c (new Bundle (buf, true));
992 c->add_channel (_("mono"), DataType::AUDIO);
993 c->set_port (0, outputs[DataType::AUDIO][np]);
995 add_bundle (c, false);
998 /* stereo output bundles */
1000 for (uint32_t np = 0; np < outputs[DataType::AUDIO].size(); np += 2) {
1001 if (np + 1 < outputs[DataType::AUDIO].size()) {
1003 snprintf (buf, sizeof(buf), _("out %" PRIu32 "+%" PRIu32), np + 1, np + 2);
1004 boost::shared_ptr<Bundle> c (new Bundle (buf, true));
1005 c->add_channel (_("L"), DataType::AUDIO);
1006 c->set_port (0, outputs[DataType::AUDIO][np]);
1007 c->add_channel (_("R"), DataType::AUDIO);
1008 c->set_port (1, outputs[DataType::AUDIO][np + 1]);
1010 add_bundle (c, false);
1014 /* mono input bundles */
1016 for (uint32_t np = 0; np < inputs[DataType::AUDIO].size(); ++np) {
1018 std::string pn = _engine.get_pretty_name_by_name (inputs[DataType::AUDIO][np]);
1020 snprintf (buf, sizeof (buf), _("in %s"), pn.c_str());
1022 snprintf (buf, sizeof (buf), _("in %" PRIu32), np+1);
1025 boost::shared_ptr<Bundle> c (new Bundle (buf, false));
1026 c->add_channel (_("mono"), DataType::AUDIO);
1027 c->set_port (0, inputs[DataType::AUDIO][np]);
1029 add_bundle (c, false);
1032 /* stereo input bundles */
1034 for (uint32_t np = 0; np < inputs[DataType::AUDIO].size(); np += 2) {
1035 if (np + 1 < inputs[DataType::AUDIO].size()) {
1037 snprintf (buf, sizeof(buf), _("in %" PRIu32 "+%" PRIu32), np + 1, np + 2);
1039 boost::shared_ptr<Bundle> c (new Bundle (buf, false));
1040 c->add_channel (_("L"), DataType::AUDIO);
1041 c->set_port (0, inputs[DataType::AUDIO][np]);
1042 c->add_channel (_("R"), DataType::AUDIO);
1043 c->set_port (1, inputs[DataType::AUDIO][np + 1]);
1045 add_bundle (c, false);
1049 /* MIDI input bundles */
1051 for (uint32_t np = 0; np < inputs[DataType::MIDI].size(); ++np) {
1052 string n = inputs[DataType::MIDI][np];
1054 std::string pn = _engine.get_pretty_name_by_name (n);
1058 boost::erase_first (n, X_("alsa_pcm:"));
1060 boost::shared_ptr<Bundle> c (new Bundle (n, false));
1061 c->add_channel ("", DataType::MIDI);
1062 c->set_port (0, inputs[DataType::MIDI][np]);
1063 add_bundle (c, false);
1066 /* MIDI output bundles */
1068 for (uint32_t np = 0; np < outputs[DataType::MIDI].size(); ++np) {
1069 string n = outputs[DataType::MIDI][np];
1070 std::string pn = _engine.get_pretty_name_by_name (n);
1074 boost::erase_first (n, X_("alsa_pcm:"));
1076 boost::shared_ptr<Bundle> c (new Bundle (n, true));
1077 c->add_channel ("", DataType::MIDI);
1078 c->set_port (0, outputs[DataType::MIDI][np]);
1079 add_bundle (c, false);
1082 // we trust the backend to only calls us if there's a change
1083 BundleAddedOrRemoved (); /* EMIT SIGNAL */
1087 Session::auto_connect_master_bus ()
1089 if (!_master_out || !Config->get_auto_connect_standard_busses() || _monitor_out) {
1093 // Waves Tracks: Do not connect master bas for Tracks if AutoConnectMaster option is not set
1094 // In this case it means "Multi Out" output mode
1095 if (ARDOUR::Profile->get_trx() && !(Config->get_output_auto_connect() & AutoConnectMaster) ) {
1099 /* if requested auto-connect the outputs to the first N physical ports.
1102 uint32_t limit = _master_out->n_outputs().n_total();
1103 vector<string> outputs[DataType::num_types];
1105 for (uint32_t i = 0; i < DataType::num_types; ++i) {
1106 _engine.get_physical_outputs (DataType (DataType::Symbol (i)), outputs[i]);
1109 for (uint32_t n = 0; n < limit; ++n) {
1110 boost::shared_ptr<Port> p = _master_out->output()->nth (n);
1112 if (outputs[p->type()].size() > n) {
1113 connect_to = outputs[p->type()][n];
1116 if (!connect_to.empty() && p->connected_to (connect_to) == false) {
1117 if (_master_out->output()->connect (p, connect_to, this)) {
1118 error << string_compose (_("cannot connect master output %1 to %2"), n, connect_to)
1127 Session::remove_monitor_section ()
1129 if (!_monitor_out || Profile->get_trx()) {
1133 /* force reversion to Solo-In-Place */
1134 Config->set_solo_control_is_listen_control (false);
1136 /* if we are auditioning, cancel it ... this is a workaround
1137 to a problem (auditioning does not execute the process graph,
1138 which is needed to remove routes when using >1 core for processing)
1143 /* Hold process lock while doing this so that we don't hear bits and
1144 * pieces of audio as we work on each route.
1147 Glib::Threads::Mutex::Lock lm (AudioEngine::instance()->process_lock ());
1149 /* Connect tracks to monitor section. Note that in an
1150 existing session, the internal sends will already exist, but we want the
1151 routes to notice that they connect to the control out specifically.
1155 boost::shared_ptr<RouteList> r = routes.reader ();
1156 ProcessorChangeBlocker pcb (this, false);
1158 for (RouteList::iterator x = r->begin(); x != r->end(); ++x) {
1160 if ((*x)->is_monitor()) {
1162 } else if ((*x)->is_master()) {
1165 (*x)->remove_aux_or_listen (_monitor_out);
1170 remove_route (_monitor_out);
1171 if (_state_of_the_state & Deletion) {
1175 auto_connect_master_bus ();
1178 auditioner->connect ();
1181 Config->ParameterChanged ("use-monitor-bus");
1185 Session::add_monitor_section ()
1189 if (_monitor_out || !_master_out || Profile->get_trx()) {
1193 boost::shared_ptr<Route> r (new Route (*this, _("Monitor"), PresentationInfo::MonitorOut, DataType::AUDIO));
1199 BOOST_MARK_ROUTE(r);
1202 Glib::Threads::Mutex::Lock lm (AudioEngine::instance()->process_lock ());
1203 r->input()->ensure_io (_master_out->output()->n_ports(), false, this);
1204 r->output()->ensure_io (_master_out->output()->n_ports(), false, this);
1206 error << _("Cannot create monitor section. 'Monitor' Port name is not unique.") << endmsg;
1211 add_routes (rl, false, false, false, 0);
1213 assert (_monitor_out);
1215 /* AUDIO ONLY as of june 29th 2009, because listen semantics for anything else
1216 are undefined, at best.
1219 uint32_t limit = _monitor_out->n_inputs().n_audio();
1223 /* connect the inputs to the master bus outputs. this
1224 * represents a separate data feed from the internal sends from
1225 * each route. as of jan 2011, it allows the monitor section to
1226 * conditionally ignore either the internal sends or the normal
1227 * input feed, but we should really find a better way to do
1231 _master_out->output()->disconnect (this);
1233 for (uint32_t n = 0; n < limit; ++n) {
1234 boost::shared_ptr<AudioPort> p = _monitor_out->input()->ports().nth_audio_port (n);
1235 boost::shared_ptr<AudioPort> o = _master_out->output()->ports().nth_audio_port (n);
1238 string connect_to = o->name();
1239 if (_monitor_out->input()->connect (p, connect_to, this)) {
1240 error << string_compose (_("cannot connect control input %1 to %2"), n, connect_to)
1248 /* if monitor section is not connected, connect it to physical outs
1251 if ((Config->get_auto_connect_standard_busses () || Profile->get_mixbus ()) && !_monitor_out->output()->connected ()) {
1253 if (!Config->get_monitor_bus_preferred_bundle().empty()) {
1255 boost::shared_ptr<Bundle> b = bundle_by_name (Config->get_monitor_bus_preferred_bundle());
1258 _monitor_out->output()->connect_ports_to_bundle (b, true, this);
1260 warning << string_compose (_("The preferred I/O for the monitor bus (%1) cannot be found"),
1261 Config->get_monitor_bus_preferred_bundle())
1267 /* Monitor bus is audio only */
1269 vector<string> outputs[DataType::num_types];
1271 for (uint32_t i = 0; i < DataType::num_types; ++i) {
1272 _engine.get_physical_outputs (DataType (DataType::Symbol (i)), outputs[i]);
1275 uint32_t mod = outputs[DataType::AUDIO].size();
1276 uint32_t limit = _monitor_out->n_outputs().get (DataType::AUDIO);
1280 for (uint32_t n = 0; n < limit; ++n) {
1282 boost::shared_ptr<Port> p = _monitor_out->output()->ports().port(DataType::AUDIO, n);
1284 if (outputs[DataType::AUDIO].size() > (n % mod)) {
1285 connect_to = outputs[DataType::AUDIO][n % mod];
1288 if (!connect_to.empty()) {
1289 if (_monitor_out->output()->connect (p, connect_to, this)) {
1290 error << string_compose (
1291 _("cannot connect control output %1 to %2"),
1302 /* Hold process lock while doing this so that we don't hear bits and
1303 * pieces of audio as we work on each route.
1306 Glib::Threads::Mutex::Lock lm (AudioEngine::instance()->process_lock ());
1308 /* Connect tracks to monitor section. Note that in an
1309 existing session, the internal sends will already exist, but we want the
1310 routes to notice that they connect to the control out specifically.
1314 boost::shared_ptr<RouteList> rls = routes.reader ();
1316 ProcessorChangeBlocker pcb (this, false /* XXX */);
1318 for (RouteList::iterator x = rls->begin(); x != rls->end(); ++x) {
1320 if ((*x)->is_monitor()) {
1322 } else if ((*x)->is_master()) {
1325 (*x)->enable_monitor_send ();
1330 auditioner->connect ();
1332 Config->ParameterChanged ("use-monitor-bus");
1336 Session::reset_monitor_section ()
1338 /* Process lock should be held by the caller.*/
1340 if (!_monitor_out || Profile->get_trx()) {
1344 uint32_t limit = _master_out->n_outputs().n_audio();
1346 /* connect the inputs to the master bus outputs. this
1347 * represents a separate data feed from the internal sends from
1348 * each route. as of jan 2011, it allows the monitor section to
1349 * conditionally ignore either the internal sends or the normal
1350 * input feed, but we should really find a better way to do
1354 _master_out->output()->disconnect (this);
1355 _monitor_out->output()->disconnect (this);
1357 // monitor section follow master bus - except midi
1358 ChanCount mon_chn (_master_out->output()->n_ports());
1359 mon_chn.set_midi (0);
1361 _monitor_out->input()->ensure_io (mon_chn, false, this);
1362 _monitor_out->output()->ensure_io (mon_chn, false, this);
1364 for (uint32_t n = 0; n < limit; ++n) {
1365 boost::shared_ptr<AudioPort> p = _monitor_out->input()->ports().nth_audio_port (n);
1366 boost::shared_ptr<AudioPort> o = _master_out->output()->ports().nth_audio_port (n);
1369 string connect_to = o->name();
1370 if (_monitor_out->input()->connect (p, connect_to, this)) {
1371 error << string_compose (_("cannot connect control input %1 to %2"), n, connect_to)
1378 /* connect monitor section to physical outs
1381 if (Config->get_auto_connect_standard_busses()) {
1383 if (!Config->get_monitor_bus_preferred_bundle().empty()) {
1385 boost::shared_ptr<Bundle> b = bundle_by_name (Config->get_monitor_bus_preferred_bundle());
1388 _monitor_out->output()->connect_ports_to_bundle (b, true, this);
1390 warning << string_compose (_("The preferred I/O for the monitor bus (%1) cannot be found"),
1391 Config->get_monitor_bus_preferred_bundle())
1397 /* Monitor bus is audio only */
1399 vector<string> outputs[DataType::num_types];
1401 for (uint32_t i = 0; i < DataType::num_types; ++i) {
1402 _engine.get_physical_outputs (DataType (DataType::Symbol (i)), outputs[i]);
1405 uint32_t mod = outputs[DataType::AUDIO].size();
1406 uint32_t limit = _monitor_out->n_outputs().get (DataType::AUDIO);
1410 for (uint32_t n = 0; n < limit; ++n) {
1412 boost::shared_ptr<Port> p = _monitor_out->output()->ports().port(DataType::AUDIO, n);
1414 if (outputs[DataType::AUDIO].size() > (n % mod)) {
1415 connect_to = outputs[DataType::AUDIO][n % mod];
1418 if (!connect_to.empty()) {
1419 if (_monitor_out->output()->connect (p, connect_to, this)) {
1420 error << string_compose (
1421 _("cannot connect control output %1 to %2"),
1432 /* Connect tracks to monitor section. Note that in an
1433 existing session, the internal sends will already exist, but we want the
1434 routes to notice that they connect to the control out specifically.
1438 boost::shared_ptr<RouteList> rls = routes.reader ();
1440 ProcessorChangeBlocker pcb (this, false);
1442 for (RouteList::iterator x = rls->begin(); x != rls->end(); ++x) {
1444 if ((*x)->is_monitor()) {
1446 } else if ((*x)->is_master()) {
1449 (*x)->enable_monitor_send ();
1455 Session::hookup_io ()
1457 /* stop graph reordering notifications from
1458 causing resorts, etc.
1461 _state_of_the_state = StateOfTheState (_state_of_the_state | InitialConnecting);
1465 /* we delay creating the auditioner till now because
1466 it makes its own connections to ports.
1470 boost::shared_ptr<Auditioner> a (new Auditioner (*this));
1472 throw failed_constructor ();
1474 a->use_new_diskstream ();
1478 catch (failed_constructor& err) {
1479 warning << _("cannot create Auditioner: no auditioning of regions possible") << endmsg;
1483 /* load bundles, which we may have postponed earlier on */
1484 if (_bundle_xml_node) {
1485 load_bundles (*_bundle_xml_node);
1486 delete _bundle_xml_node;
1489 /* Tell all IO objects to connect themselves together */
1491 IO::enable_connecting ();
1493 /* Now tell all "floating" ports to connect to whatever
1494 they should be connected to.
1497 AudioEngine::instance()->reconnect_ports ();
1499 /* Anyone who cares about input state, wake up and do something */
1501 IOConnectionsComplete (); /* EMIT SIGNAL */
1503 _state_of_the_state = StateOfTheState (_state_of_the_state & ~InitialConnecting);
1505 /* now handle the whole enchilada as if it was one
1506 graph reorder event.
1511 /* update the full solo state, which can't be
1512 correctly determined on a per-route basis, but
1513 needs the global overview that only the session
1517 update_route_solo_state ();
1521 Session::track_playlist_changed (boost::weak_ptr<Track> wp)
1523 boost::shared_ptr<Track> track = wp.lock ();
1528 boost::shared_ptr<Playlist> playlist;
1530 if ((playlist = track->playlist()) != 0) {
1531 playlist->RegionAdded.connect_same_thread (*this, boost::bind (&Session::playlist_region_added, this, _1));
1532 playlist->RangesMoved.connect_same_thread (*this, boost::bind (&Session::playlist_ranges_moved, this, _1));
1533 playlist->RegionsExtended.connect_same_thread (*this, boost::bind (&Session::playlist_regions_extended, this, _1));
1538 Session::record_enabling_legal () const
1540 /* this used to be in here, but survey says.... we don't need to restrict it */
1541 // if (record_status() == Recording) {
1545 if (Config->get_all_safe()) {
1552 Session::set_track_monitor_input_status (bool yn)
1554 boost::shared_ptr<RouteList> rl = routes.reader ();
1555 for (RouteList::iterator i = rl->begin(); i != rl->end(); ++i) {
1556 boost::shared_ptr<AudioTrack> tr = boost::dynamic_pointer_cast<AudioTrack> (*i);
1557 if (tr && tr->rec_enable_control()->get_value()) {
1558 //cerr << "switching to input = " << !auto_input << __FILE__ << __LINE__ << endl << endl;
1559 tr->request_input_monitoring (yn);
1565 Session::auto_punch_start_changed (Location* location)
1567 replace_event (SessionEvent::PunchIn, location->start());
1569 if (get_record_enabled() && config.get_punch_in()) {
1570 /* capture start has been changed, so save new pending state */
1571 save_state ("", true);
1576 Session::auto_punch_end_changed (Location* location)
1578 framepos_t when_to_stop = location->end();
1579 // when_to_stop += _worst_output_latency + _worst_input_latency;
1580 replace_event (SessionEvent::PunchOut, when_to_stop);
1584 Session::auto_punch_changed (Location* location)
1586 framepos_t when_to_stop = location->end();
1588 replace_event (SessionEvent::PunchIn, location->start());
1589 //when_to_stop += _worst_output_latency + _worst_input_latency;
1590 replace_event (SessionEvent::PunchOut, when_to_stop);
1593 /** @param loc A loop location.
1594 * @param pos Filled in with the start time of the required fade-out (in session frames).
1595 * @param length Filled in with the length of the required fade-out.
1598 Session::auto_loop_declick_range (Location* loc, framepos_t & pos, framepos_t & length)
1600 pos = max (loc->start(), loc->end() - 64);
1601 length = loc->end() - pos;
1605 Session::auto_loop_changed (Location* location)
1607 replace_event (SessionEvent::AutoLoop, location->end(), location->start());
1610 auto_loop_declick_range (location, dcp, dcl);
1612 if (transport_rolling() && play_loop) {
1614 replace_event (SessionEvent::AutoLoopDeclick, dcp, dcl);
1616 // if (_transport_frame > location->end()) {
1618 if (_transport_frame < location->start() || _transport_frame > location->end()) {
1619 // relocate to beginning of loop
1620 clear_events (SessionEvent::LocateRoll);
1622 request_locate (location->start(), true);
1625 else if (Config->get_seamless_loop() && !loop_changing) {
1627 // schedule a locate-roll to refill the diskstreams at the
1628 // previous loop end
1629 loop_changing = true;
1631 if (location->end() > last_loopend) {
1632 clear_events (SessionEvent::LocateRoll);
1633 SessionEvent *ev = new SessionEvent (SessionEvent::LocateRoll, SessionEvent::Add, last_loopend, last_loopend, 0, true);
1639 clear_events (SessionEvent::AutoLoopDeclick);
1640 clear_events (SessionEvent::AutoLoop);
1643 /* possibly move playhead if not rolling; if we are rolling we'll move
1644 to the loop start on stop if that is appropriate.
1649 if (!transport_rolling() && select_playhead_priority_target (pos)) {
1650 if (pos == location->start()) {
1651 request_locate (pos);
1656 last_loopend = location->end();
1661 Session::set_auto_punch_location (Location* location)
1665 if ((existing = _locations->auto_punch_location()) != 0 && existing != location) {
1666 punch_connections.drop_connections();
1667 existing->set_auto_punch (false, this);
1668 remove_event (existing->start(), SessionEvent::PunchIn);
1669 clear_events (SessionEvent::PunchOut);
1670 auto_punch_location_changed (0);
1675 if (location == 0) {
1679 if (location->end() <= location->start()) {
1680 error << _("Session: you can't use that location for auto punch (start <= end)") << endmsg;
1684 punch_connections.drop_connections ();
1686 location->StartChanged.connect_same_thread (punch_connections, boost::bind (&Session::auto_punch_start_changed, this, location));
1687 location->EndChanged.connect_same_thread (punch_connections, boost::bind (&Session::auto_punch_end_changed, this, location));
1688 location->Changed.connect_same_thread (punch_connections, boost::bind (&Session::auto_punch_changed, this, location));
1690 location->set_auto_punch (true, this);
1692 auto_punch_changed (location);
1694 auto_punch_location_changed (location);
1698 Session::set_session_extents (framepos_t start, framepos_t end)
1701 if ((existing = _locations->session_range_location()) == 0) {
1702 //if there is no existing session, we need to make a new session location (should never happen)
1703 existing = new Location (*this, 0, 0, _("session"), Location::IsSessionRange, 0);
1707 error << _("Session: you can't use that location for session start/end)") << endmsg;
1711 existing->set( start, end );
1717 Session::set_auto_loop_location (Location* location)
1721 if ((existing = _locations->auto_loop_location()) != 0 && existing != location) {
1722 loop_connections.drop_connections ();
1723 existing->set_auto_loop (false, this);
1724 remove_event (existing->end(), SessionEvent::AutoLoop);
1727 auto_loop_declick_range (existing, dcp, dcl);
1728 remove_event (dcp, SessionEvent::AutoLoopDeclick);
1729 auto_loop_location_changed (0);
1734 if (location == 0) {
1738 if (location->end() <= location->start()) {
1739 error << _("You cannot use this location for auto-loop because it has zero or negative length") << endmsg;
1743 last_loopend = location->end();
1745 loop_connections.drop_connections ();
1747 location->StartChanged.connect_same_thread (loop_connections, boost::bind (&Session::auto_loop_changed, this, location));
1748 location->EndChanged.connect_same_thread (loop_connections, boost::bind (&Session::auto_loop_changed, this, location));
1749 location->Changed.connect_same_thread (loop_connections, boost::bind (&Session::auto_loop_changed, this, location));
1750 location->FlagsChanged.connect_same_thread (loop_connections, boost::bind (&Session::auto_loop_changed, this, location));
1752 location->set_auto_loop (true, this);
1754 if (Config->get_loop_is_mode() && play_loop && Config->get_seamless_loop()) {
1755 // set all tracks to use internal looping
1756 boost::shared_ptr<RouteList> rl = routes.reader ();
1757 for (RouteList::iterator i = rl->begin(); i != rl->end(); ++i) {
1758 boost::shared_ptr<Track> tr = boost::dynamic_pointer_cast<Track> (*i);
1759 if (tr && !tr->hidden()) {
1760 tr->set_loop (location);
1765 /* take care of our stuff first */
1767 auto_loop_changed (location);
1769 /* now tell everyone else */
1771 auto_loop_location_changed (location);
1775 Session::update_marks (Location*)
1781 Session::update_skips (Location* loc, bool consolidate)
1783 if (_ignore_skips_updates) {
1787 Locations::LocationList skips;
1790 PBD::Unwinder<bool> uw (_ignore_skips_updates, true);
1791 consolidate_skips (loc);
1794 sync_locations_to_skips ();
1800 Session::consolidate_skips (Location* loc)
1802 Locations::LocationList all_locations = _locations->list ();
1804 for (Locations::LocationList::iterator l = all_locations.begin(); l != all_locations.end(); ) {
1806 if (!(*l)->is_skip ()) {
1811 /* don't test against self */
1818 switch (Evoral::coverage ((*l)->start(), (*l)->end(), loc->start(), loc->end())) {
1819 case Evoral::OverlapInternal:
1820 case Evoral::OverlapExternal:
1821 case Evoral::OverlapStart:
1822 case Evoral::OverlapEnd:
1823 /* adjust new location to cover existing one */
1824 loc->set_start (min (loc->start(), (*l)->start()));
1825 loc->set_end (max (loc->end(), (*l)->end()));
1826 /* we don't need this one any more */
1827 _locations->remove (*l);
1828 /* the location has been deleted, so remove reference to it in our local list */
1829 l = all_locations.erase (l);
1832 case Evoral::OverlapNone:
1840 Session::sync_locations_to_skips ()
1842 /* This happens asynchronously (in the audioengine thread). After the clear is done, we will call
1843 * Session::_sync_locations_to_skips() from the audioengine thread.
1845 clear_events (SessionEvent::Skip, boost::bind (&Session::_sync_locations_to_skips, this));
1849 Session::_sync_locations_to_skips ()
1851 /* called as a callback after existing Skip events have been cleared from a realtime audioengine thread */
1853 Locations::LocationList const & locs (_locations->list());
1855 for (Locations::LocationList::const_iterator i = locs.begin(); i != locs.end(); ++i) {
1857 Location* location = *i;
1859 if (location->is_skip() && location->is_skipping()) {
1860 SessionEvent* ev = new SessionEvent (SessionEvent::Skip, SessionEvent::Add, location->start(), location->end(), 1.0);
1868 Session::location_added (Location *location)
1870 if (location->is_auto_punch()) {
1871 set_auto_punch_location (location);
1874 if (location->is_auto_loop()) {
1875 set_auto_loop_location (location);
1878 if (location->is_session_range()) {
1879 /* no need for any signal handling or event setting with the session range,
1880 because we keep a direct reference to it and use its start/end directly.
1882 _session_range_location = location;
1885 if (location->is_mark()) {
1886 /* listen for per-location signals that require us to do any * global updates for marks */
1888 location->StartChanged.connect_same_thread (skip_update_connections, boost::bind (&Session::update_marks, this, location));
1889 location->EndChanged.connect_same_thread (skip_update_connections, boost::bind (&Session::update_marks, this, location));
1890 location->Changed.connect_same_thread (skip_update_connections, boost::bind (&Session::update_marks, this, location));
1891 location->FlagsChanged.connect_same_thread (skip_update_connections, boost::bind (&Session::update_marks, this, location));
1892 location->PositionLockStyleChanged.connect_same_thread (skip_update_connections, boost::bind (&Session::update_marks, this, location));
1895 if (location->is_range_marker()) {
1896 /* listen for per-location signals that require us to do any * global updates for marks */
1898 location->StartChanged.connect_same_thread (skip_update_connections, boost::bind (&Session::update_marks, this, location));
1899 location->EndChanged.connect_same_thread (skip_update_connections, boost::bind (&Session::update_marks, this, location));
1900 location->Changed.connect_same_thread (skip_update_connections, boost::bind (&Session::update_marks, this, location));
1901 location->FlagsChanged.connect_same_thread (skip_update_connections, boost::bind (&Session::update_marks, this, location));
1902 location->PositionLockStyleChanged.connect_same_thread (skip_update_connections, boost::bind (&Session::update_marks, this, location));
1905 if (location->is_skip()) {
1906 /* listen for per-location signals that require us to update skip-locate events */
1908 location->StartChanged.connect_same_thread (skip_update_connections, boost::bind (&Session::update_skips, this, location, true));
1909 location->EndChanged.connect_same_thread (skip_update_connections, boost::bind (&Session::update_skips, this, location, true));
1910 location->Changed.connect_same_thread (skip_update_connections, boost::bind (&Session::update_skips, this, location, true));
1911 location->FlagsChanged.connect_same_thread (skip_update_connections, boost::bind (&Session::update_skips, this, location, false));
1912 location->PositionLockStyleChanged.connect_same_thread (skip_update_connections, boost::bind (&Session::update_marks, this, location));
1914 update_skips (location, true);
1921 Session::location_removed (Location *location)
1923 if (location->is_auto_loop()) {
1924 set_auto_loop_location (0);
1925 set_track_loop (false);
1928 if (location->is_auto_punch()) {
1929 set_auto_punch_location (0);
1932 if (location->is_session_range()) {
1933 /* this is never supposed to happen */
1934 error << _("programming error: session range removed!") << endl;
1937 if (location->is_skip()) {
1939 update_skips (location, false);
1946 Session::locations_changed ()
1948 _locations->apply (*this, &Session::_locations_changed);
1952 Session::_locations_changed (const Locations::LocationList& locations)
1954 /* There was some mass-change in the Locations object.
1956 We might be re-adding a location here but it doesn't actually matter
1957 for all the locations that the Session takes an interest in.
1961 PBD::Unwinder<bool> protect_ignore_skip_updates (_ignore_skips_updates, true);
1962 for (Locations::LocationList::const_iterator i = locations.begin(); i != locations.end(); ++i) {
1963 location_added (*i);
1967 update_skips (NULL, false);
1971 Session::enable_record ()
1973 if (_transport_speed != 0.0 && _transport_speed != 1.0) {
1974 /* no recording at anything except normal speed */
1979 RecordState rs = (RecordState) g_atomic_int_get (&_record_status);
1981 if (rs == Recording) {
1985 if (g_atomic_int_compare_and_exchange (&_record_status, rs, Recording)) {
1987 _last_record_location = _transport_frame;
1988 send_immediate_mmc (MIDI::MachineControlCommand (MIDI::MachineControl::cmdRecordStrobe));
1990 if (Config->get_monitoring_model() == HardwareMonitoring && config.get_auto_input()) {
1991 set_track_monitor_input_status (true);
1994 RecordStateChanged ();
2001 Session::set_all_tracks_record_enabled (bool enable )
2003 boost::shared_ptr<RouteList> rl = routes.reader();
2004 set_controls (route_list_to_control_list (rl, &Stripable::rec_enable_control), enable, Controllable::NoGroup);
2008 Session::disable_record (bool rt_context, bool force)
2012 if ((rs = (RecordState) g_atomic_int_get (&_record_status)) != Disabled) {
2014 if (!Config->get_latched_record_enable () || force) {
2015 g_atomic_int_set (&_record_status, Disabled);
2016 send_immediate_mmc (MIDI::MachineControlCommand (MIDI::MachineControl::cmdRecordExit));
2018 if (rs == Recording) {
2019 g_atomic_int_set (&_record_status, Enabled);
2023 if (Config->get_monitoring_model() == HardwareMonitoring && config.get_auto_input()) {
2024 set_track_monitor_input_status (false);
2027 RecordStateChanged (); /* emit signal */
2030 remove_pending_capture_state ();
2032 unset_preroll_record_punch ();
2037 Session::step_back_from_record ()
2039 if (g_atomic_int_compare_and_exchange (&_record_status, Recording, Enabled)) {
2041 if (Config->get_monitoring_model() == HardwareMonitoring && config.get_auto_input()) {
2042 set_track_monitor_input_status (false);
2045 RecordStateChanged (); /* emit signal */
2050 Session::maybe_enable_record (bool rt_context)
2052 if (_step_editors > 0) {
2056 g_atomic_int_set (&_record_status, Enabled);
2058 /* This function is currently called from somewhere other than an RT thread.
2059 * (except maybe lua scripts, which can use rt_context = true)
2060 * This save_state() call therefore doesn't impact anything. Doing it here
2061 * means that we save pending state of which sources the next record will use,
2062 * which gives us some chance of recovering from a crash during the record.
2066 save_state ("", true);
2069 if (_transport_speed) {
2070 if (!config.get_punch_in() && !preroll_record_punch_enabled ()) {
2074 send_immediate_mmc (MIDI::MachineControlCommand (MIDI::MachineControl::cmdRecordPause));
2075 RecordStateChanged (); /* EMIT SIGNAL */
2082 Session::audible_frame (bool* latent_locate) const
2086 frameoffset_t offset = worst_playback_latency (); // - _engine.samples_since_cycle_start ();
2087 offset *= transport_speed ();
2088 if (latent_locate) {
2089 *latent_locate = false;
2092 if (synced_to_engine()) {
2093 /* Note: this is basically just sync-to-JACK */
2094 ret = _engine.transport_frame();
2096 ret = _transport_frame;
2099 if (transport_rolling()) {
2102 /* Check to see if we have passed the first guaranteed
2103 * audible frame past our last start position. if not,
2104 * return that last start point because in terms
2105 * of audible frames, we have not moved yet.
2107 * `Start position' in this context means the time we last
2108 * either started, located, or changed transport direction.
2111 if (_transport_speed > 0.0f) {
2113 if (!play_loop || !have_looped) {
2114 if (ret < _last_roll_or_reversal_location) {
2115 if (latent_locate) {
2116 *latent_locate = true;
2118 return _last_roll_or_reversal_location;
2121 /* the play-position wrapped at the loop-point
2122 * ardour is already playing the beginning of the loop,
2123 * but due to playback latency, the "audible frame"
2124 * is still at the end of the loop.
2126 Location *location = _locations->auto_loop_location();
2127 frameoffset_t lo = location->start() - ret;
2129 ret = location->end () - lo;
2130 if (latent_locate) {
2131 *latent_locate = true;
2136 } else if (_transport_speed < 0.0f) {
2138 /* XXX wot? no backward looping? */
2140 if (ret > _last_roll_or_reversal_location) {
2141 return _last_roll_or_reversal_location;
2146 return std::max ((framepos_t)0, ret);
2151 Session::preroll_samples (framepos_t pos) const
2153 const float pr = Config->get_preroll_seconds();
2154 if (pos >= 0 && pr < 0) {
2155 const Tempo& tempo = _tempo_map->tempo_at_frame (pos);
2156 const Meter& meter = _tempo_map->meter_at_frame (pos);
2157 return meter.frames_per_bar (tempo, frame_rate()) * -pr;
2162 return pr * frame_rate();
2166 Session::set_frame_rate (framecnt_t frames_per_second)
2168 /** \fn void Session::set_frame_size(framecnt_t)
2169 the AudioEngine object that calls this guarantees
2170 that it will not be called while we are also in
2171 ::process(). Its fine to do things that block
2175 if (_base_frame_rate == 0) {
2176 _base_frame_rate = frames_per_second;
2178 else if (_base_frame_rate != frames_per_second && frames_per_second != _nominal_frame_rate) {
2179 NotifyAboutSampleRateMismatch (_base_frame_rate, frames_per_second);
2181 _nominal_frame_rate = frames_per_second;
2186 reset_write_sources (false);
2188 // XXX we need some equivalent to this, somehow
2189 // SndFileSource::setup_standard_crossfades (frames_per_second);
2193 /* XXX need to reset/reinstantiate all LADSPA plugins */
2197 Session::set_block_size (pframes_t nframes)
2199 /* the AudioEngine guarantees
2200 that it will not be called while we are also in
2201 ::process(). It is therefore fine to do things that block
2206 current_block_size = nframes;
2210 boost::shared_ptr<RouteList> r = routes.reader ();
2212 for (RouteList::iterator i = r->begin(); i != r->end(); ++i) {
2213 (*i)->set_block_size (nframes);
2216 boost::shared_ptr<RouteList> rl = routes.reader ();
2217 for (RouteList::iterator i = rl->begin(); i != rl->end(); ++i) {
2218 boost::shared_ptr<Track> tr = boost::dynamic_pointer_cast<Track> (*i);
2220 tr->set_block_size (nframes);
2224 set_worst_io_latencies ();
2230 trace_terminal (boost::shared_ptr<Route> r1, boost::shared_ptr<Route> rbase)
2232 boost::shared_ptr<Route> r2;
2234 if (r1->feeds (rbase) && rbase->feeds (r1)) {
2235 info << string_compose(_("feedback loop setup between %1 and %2"), r1->name(), rbase->name()) << endmsg;
2239 /* make a copy of the existing list of routes that feed r1 */
2241 Route::FedBy existing (r1->fed_by());
2243 /* for each route that feeds r1, recurse, marking it as feeding
2247 for (Route::FedBy::iterator i = existing.begin(); i != existing.end(); ++i) {
2248 if (!(r2 = i->r.lock ())) {
2249 /* (*i) went away, ignore it */
2253 /* r2 is a route that feeds r1 which somehow feeds base. mark
2254 base as being fed by r2
2257 rbase->add_fed_by (r2, i->sends_only);
2261 /* 2nd level feedback loop detection. if r1 feeds or is fed by r2,
2265 if (r1->feeds (r2) && r2->feeds (r1)) {
2269 /* now recurse, so that we can mark base as being fed by
2270 all routes that feed r2
2273 trace_terminal (r2, rbase);
2280 Session::resort_routes ()
2282 /* don't do anything here with signals emitted
2283 by Routes during initial setup or while we
2284 are being destroyed.
2287 if (_state_of_the_state & (InitialConnecting | Deletion)) {
2291 if (_route_deletion_in_progress) {
2296 RCUWriter<RouteList> writer (routes);
2297 boost::shared_ptr<RouteList> r = writer.get_copy ();
2298 resort_routes_using (r);
2299 /* writer goes out of scope and forces update */
2303 if (DEBUG_ENABLED(DEBUG::Graph)) {
2304 boost::shared_ptr<RouteList> rl = routes.reader ();
2305 for (RouteList::iterator i = rl->begin(); i != rl->end(); ++i) {
2306 DEBUG_TRACE (DEBUG::Graph, string_compose ("%1 fed by ...\n", (*i)->name()));
2308 const Route::FedBy& fb ((*i)->fed_by());
2310 for (Route::FedBy::const_iterator f = fb.begin(); f != fb.end(); ++f) {
2311 boost::shared_ptr<Route> sf = f->r.lock();
2313 DEBUG_TRACE (DEBUG::Graph, string_compose ("\t%1 (sends only ? %2)\n", sf->name(), f->sends_only));
2322 /** This is called whenever we need to rebuild the graph of how we will process
2324 * @param r List of routes, in any order.
2328 Session::resort_routes_using (boost::shared_ptr<RouteList> r)
2330 /* We are going to build a directed graph of our routes;
2331 this is where the edges of that graph are put.
2336 /* Go through all routes doing two things:
2338 * 1. Collect the edges of the route graph. Each of these edges
2339 * is a pair of routes, one of which directly feeds the other
2340 * either by a JACK connection or by an internal send.
2342 * 2. Begin the process of making routes aware of which other
2343 * routes directly or indirectly feed them. This information
2344 * is used by the solo code.
2347 for (RouteList::iterator i = r->begin(); i != r->end(); ++i) {
2349 /* Clear out the route's list of direct or indirect feeds */
2350 (*i)->clear_fed_by ();
2352 for (RouteList::iterator j = r->begin(); j != r->end(); ++j) {
2354 bool via_sends_only;
2356 /* See if this *j feeds *i according to the current state of the JACK
2357 connections and internal sends.
2359 if ((*j)->direct_feeds_according_to_reality (*i, &via_sends_only)) {
2360 /* add the edge to the graph (part #1) */
2361 edges.add (*j, *i, via_sends_only);
2362 /* tell the route (for part #2) */
2363 (*i)->add_fed_by (*j, via_sends_only);
2368 /* Attempt a topological sort of the route graph */
2369 boost::shared_ptr<RouteList> sorted_routes = topological_sort (r, edges);
2371 if (sorted_routes) {
2372 /* We got a satisfactory topological sort, so there is no feedback;
2375 Note: the process graph rechain does not require a
2376 topologically-sorted list, but hey ho.
2378 if (_process_graph) {
2379 _process_graph->rechain (sorted_routes, edges);
2382 _current_route_graph = edges;
2384 /* Complete the building of the routes' lists of what directly
2385 or indirectly feeds them.
2387 for (RouteList::iterator i = r->begin(); i != r->end(); ++i) {
2388 trace_terminal (*i, *i);
2391 *r = *sorted_routes;
2394 DEBUG_TRACE (DEBUG::Graph, "Routes resorted, order follows:\n");
2395 for (RouteList::iterator i = r->begin(); i != r->end(); ++i) {
2396 DEBUG_TRACE (DEBUG::Graph, string_compose ("\t%1 presentation order %2\n", (*i)->name(), (*i)->presentation_info().order()));
2400 SuccessfulGraphSort (); /* EMIT SIGNAL */
2403 /* The topological sort failed, so we have a problem. Tell everyone
2404 and stick to the old graph; this will continue to be processed, so
2405 until the feedback is fixed, what is played back will not quite
2406 reflect what is actually connected. Note also that we do not
2407 do trace_terminal here, as it would fail due to an endless recursion,
2408 so the solo code will think that everything is still connected
2412 FeedbackDetected (); /* EMIT SIGNAL */
2417 /** Find a route name starting with \a base, maybe followed by the
2418 * lowest \a id. \a id will always be added if \a definitely_add_number
2419 * is true on entry; otherwise it will only be added if required
2420 * to make the name unique.
2422 * Names are constructed like e.g. "Audio 3" for base="Audio" and id=3.
2423 * The available route name with the lowest ID will be used, and \a id
2424 * will be set to the ID.
2426 * \return false if a route name could not be found, and \a track_name
2427 * and \a id do not reflect a free route name.
2430 Session::find_route_name (string const & base, uint32_t& id, string& name, bool definitely_add_number)
2432 /* the base may conflict with ports that do not belong to existing
2433 routes, but hidden objects like the click track. So check port names
2434 before anything else.
2437 for (map<string,bool>::const_iterator reserved = reserved_io_names.begin(); reserved != reserved_io_names.end(); ++reserved) {
2438 if (base == reserved->first) {
2439 /* Check if this reserved name already exists, and if
2440 so, disallow it without a numeric suffix.
2442 if (!reserved->second || route_by_name (reserved->first)) {
2443 definitely_add_number = true;
2452 /* if we have "base 1" already, it doesn't make sense to add "base"
2453 * if "base 1" has been deleted, adding "base" is no worse than "base 1"
2455 if (!definitely_add_number && route_by_name (base) == 0 && (route_by_name (string_compose("%1 1", base)) == 0)) {
2456 /* just use the base */
2462 name = string_compose ("%1 %2", base, id);
2464 if (route_by_name (name) == 0) {
2470 } while (id < (UINT_MAX-1));
2475 /** Count the total ins and outs of all non-hidden tracks in the session and return them in in and out */
2477 Session::count_existing_track_channels (ChanCount& in, ChanCount& out)
2479 in = ChanCount::ZERO;
2480 out = ChanCount::ZERO;
2482 boost::shared_ptr<RouteList> r = routes.reader ();
2484 for (RouteList::iterator i = r->begin(); i != r->end(); ++i) {
2485 boost::shared_ptr<Track> tr = boost::dynamic_pointer_cast<Track> (*i);
2486 if (tr && !tr->is_auditioner()) {
2487 in += tr->n_inputs();
2488 out += tr->n_outputs();
2494 Session::default_track_name_pattern (DataType t)
2497 case DataType::AUDIO:
2498 if (Profile->get_trx()) {
2505 case DataType::MIDI:
2512 /** Caller must not hold process lock
2513 * @param name_template string to use for the start of the name, or "" to use "MIDI".
2514 * @param instrument plugin info for the instrument to insert pre-fader, if any
2516 list<boost::shared_ptr<MidiTrack> >
2517 Session::new_midi_track (const ChanCount& input, const ChanCount& output, bool strict_io,
2518 boost::shared_ptr<PluginInfo> instrument, Plugin::PresetRecord* pset,
2519 RouteGroup* route_group, uint32_t how_many,
2520 string name_template, PresentationInfo::order_t order,
2524 uint32_t track_id = 0;
2526 RouteList new_routes;
2527 list<boost::shared_ptr<MidiTrack> > ret;
2529 const string name_pattern = default_track_name_pattern (DataType::MIDI);
2530 bool const use_number = (how_many != 1) || name_template.empty () || (name_template == name_pattern);
2533 if (!find_route_name (name_template.empty() ? _("MIDI") : name_template, ++track_id, track_name, use_number)) {
2534 error << "cannot find name for new midi track" << endmsg;
2538 boost::shared_ptr<MidiTrack> track;
2541 track.reset (new MidiTrack (*this, track_name, mode));
2543 if (track->init ()) {
2548 track->set_strict_io (true);
2551 track->use_new_diskstream();
2553 BOOST_MARK_TRACK (track);
2556 Glib::Threads::Mutex::Lock lm (AudioEngine::instance()->process_lock ());
2557 if (track->input()->ensure_io (input, false, this)) {
2558 error << "cannot configure " << input << " out configuration for new midi track" << endmsg;
2562 if (track->output()->ensure_io (output, false, this)) {
2563 error << "cannot configure " << output << " out configuration for new midi track" << endmsg;
2568 track->non_realtime_input_change();
2571 route_group->add (track);
2574 track->DiskstreamChanged.connect_same_thread (*this, boost::bind (&Session::resort_routes, this));
2576 new_routes.push_back (track);
2577 ret.push_back (track);
2580 catch (failed_constructor &err) {
2581 error << _("Session: could not create new midi track.") << endmsg;
2585 catch (AudioEngine::PortRegistrationFailure& pfe) {
2587 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;
2595 if (!new_routes.empty()) {
2596 StateProtector sp (this);
2597 if (Profile->get_trx()) {
2598 add_routes (new_routes, false, false, false, order);
2600 add_routes (new_routes, true, true, false, order);
2604 for (RouteList::iterator r = new_routes.begin(); r != new_routes.end(); ++r) {
2605 PluginPtr plugin = instrument->load (*this);
2607 warning << "Failed to add Synth Plugin to newly created track." << endmsg;
2611 plugin->load_preset (*pset);
2613 boost::shared_ptr<PluginInsert> pi (new PluginInsert (*this, plugin));
2615 pi->set_strict_io (true);
2618 (*r)->add_processor (pi, PreFader);
2620 if (Profile->get_mixbus () && pi->configured () && pi->output_streams().n_audio() > 2) {
2621 (*r)->move_instrument_down (false);
2631 Session::new_midi_route (RouteGroup* route_group, uint32_t how_many, string name_template, bool strict_io,
2632 boost::shared_ptr<PluginInfo> instrument, Plugin::PresetRecord* pset,
2633 PresentationInfo::Flag flag, PresentationInfo::order_t order)
2636 uint32_t bus_id = 0;
2640 bool const use_number = (how_many != 1) || name_template.empty () || name_template == _("Midi Bus");
2643 if (!find_route_name (name_template.empty () ? _("Midi Bus") : name_template, ++bus_id, bus_name, use_number)) {
2644 error << "cannot find name for new midi bus" << endmsg;
2649 boost::shared_ptr<Route> bus (new Route (*this, bus_name, flag, DataType::AUDIO)); // XXX Editor::add_routes is not ready for ARDOUR::DataType::MIDI
2656 bus->set_strict_io (true);
2659 BOOST_MARK_ROUTE(bus);
2662 Glib::Threads::Mutex::Lock lm (AudioEngine::instance()->process_lock ());
2664 if (bus->input()->ensure_io (ChanCount(DataType::MIDI, 1), false, this)) {
2665 error << _("cannot configure new midi bus input") << endmsg;
2670 if (bus->output()->ensure_io (ChanCount(DataType::MIDI, 1), false, this)) {
2671 error << _("cannot configure new midi bus output") << endmsg;
2677 route_group->add (bus);
2680 bus->add_internal_return ();
2681 ret.push_back (bus);
2684 catch (failed_constructor &err) {
2685 error << _("Session: could not create new audio route.") << endmsg;
2689 catch (AudioEngine::PortRegistrationFailure& pfe) {
2690 error << pfe.what() << endmsg;
2700 StateProtector sp (this);
2701 add_routes (ret, false, false, false, order);
2704 for (RouteList::iterator r = ret.begin(); r != ret.end(); ++r) {
2705 PluginPtr plugin = instrument->load (*this);
2707 warning << "Failed to add Synth Plugin to newly created track." << endmsg;
2711 plugin->load_preset (*pset);
2713 boost::shared_ptr<PluginInsert> pi (new PluginInsert (*this, plugin));
2715 pi->set_strict_io (true);
2718 (*r)->add_processor (pi, PreFader);
2720 if (Profile->get_mixbus () && pi->configured () && pi->output_streams().n_audio() > 2) {
2721 (*r)->move_instrument_down (false);
2733 Session::midi_output_change_handler (IOChange change, void * /*src*/, boost::weak_ptr<Route> wmt)
2735 boost::shared_ptr<Route> midi_track (wmt.lock());
2741 if ((change.type & IOChange::ConfigurationChanged) && Config->get_output_auto_connect() != ManualConnect) {
2743 if (change.after.n_audio() <= change.before.n_audio()) {
2747 /* new audio ports: make sure the audio goes somewhere useful,
2748 * unless the user has no-auto-connect selected.
2750 * The existing ChanCounts don't matter for this call as they are only
2751 * to do with matching input and output indices, and we are only changing
2754 auto_connect_route (midi_track, false, ChanCount(), change.before);
2758 #ifdef USE_TRACKS_CODE_FEATURES
2761 compare_routes_by_remote_id (const boost::shared_ptr<Route>& route1, const boost::shared_ptr<Route>& route2)
2763 return route1->remote_control_id() < route2->remote_control_id();
2767 Session::reconnect_existing_routes (bool withLock, bool reconnect_master, bool reconnect_inputs, bool reconnect_outputs)
2769 // it is not allowed to perform connection
2770 if (!IO::connecting_legal) {
2774 // if we are deleting routes we will call this once at the end
2775 if (_route_deletion_in_progress) {
2779 Glib::Threads::Mutex::Lock lm (AudioEngine::instance()->process_lock (), Glib::Threads::NOT_LOCK);
2785 // We need to disconnect the route's inputs and outputs first
2786 // basing on autoconnect configuration
2787 bool reconnectIputs = !(Config->get_input_auto_connect() & ManualConnect) && reconnect_inputs;
2788 bool reconnectOutputs = !(Config->get_output_auto_connect() & ManualConnect) && reconnect_outputs;
2790 ChanCount existing_inputs;
2791 ChanCount existing_outputs;
2792 count_existing_track_channels (existing_inputs, existing_outputs);
2794 //ChanCount inputs = ChanCount::ZERO;
2795 //ChanCount outputs = ChanCount::ZERO;
2797 RouteList existing_routes = *routes.reader ();
2798 existing_routes.sort (compare_routes_by_remote_id);
2801 PBD::Unwinder<bool> protect_ignore_changes (_reconnecting_routes_in_progress, true);
2803 vector<string> physinputs;
2804 vector<string> physoutputs;
2806 EngineStateController::instance()->get_physical_audio_outputs(physoutputs);
2807 EngineStateController::instance()->get_physical_audio_inputs(physinputs);
2809 uint32_t input_n = 0;
2810 uint32_t output_n = 0;
2811 RouteList::iterator rIter = existing_routes.begin();
2812 const AutoConnectOption current_input_auto_connection (Config->get_input_auto_connect());
2813 const AutoConnectOption current_output_auto_connection (Config->get_output_auto_connect());
2814 for (; rIter != existing_routes.end(); ++rIter) {
2815 if (*rIter == _master_out || *rIter == _monitor_out ) {
2819 if (current_output_auto_connection == AutoConnectPhysical) {
2820 (*rIter)->amp()->deactivate();
2821 } else if (current_output_auto_connection == AutoConnectMaster) {
2822 (*rIter)->amp()->activate();
2825 if (reconnectIputs) {
2826 (*rIter)->input()->disconnect (this); //GZ: check this; could be heavy
2828 for (uint32_t route_input_n = 0; route_input_n < (*rIter)->n_inputs().get(DataType::AUDIO); ++route_input_n) {
2830 if (current_input_auto_connection & AutoConnectPhysical) {
2832 if ( input_n == physinputs.size() ) {
2836 string port = physinputs[input_n];
2838 if (port.empty() ) {
2839 error << "Physical Input number "<< input_n << " is unavailable and cannot be connected" << endmsg;
2842 //GZ: check this; could be heavy
2843 (*rIter)->input()->connect ((*rIter)->input()->ports().port(DataType::AUDIO, route_input_n), port, this);
2849 if (reconnectOutputs) {
2851 //normalize route ouptuts: reduce the amount outputs to be equal to the amount of inputs
2852 if (current_output_auto_connection & AutoConnectPhysical) {
2854 //GZ: check this; could be heavy
2855 (*rIter)->output()->disconnect (this);
2856 size_t route_inputs_count = (*rIter)->n_inputs().get(DataType::AUDIO);
2858 //GZ: check this; could be heavy
2859 (*rIter)->output()->ensure_io(ChanCount(DataType::AUDIO, route_inputs_count), false, this );
2861 } else if (current_output_auto_connection & AutoConnectMaster){
2863 if (!reconnect_master) {
2867 //GZ: check this; could be heavy
2868 (*rIter)->output()->disconnect (this);
2871 uint32_t master_inputs_count = _master_out->n_inputs().get(DataType::AUDIO);
2872 (*rIter)->output()->ensure_io(ChanCount(DataType::AUDIO, master_inputs_count), false, this );
2874 error << error << "Master bus is not available" << endmsg;
2879 for (uint32_t route_output_n = 0; route_output_n < (*rIter)->n_outputs().get(DataType::AUDIO); ++route_output_n) {
2880 if (current_output_auto_connection & AutoConnectPhysical) {
2882 if ( output_n == physoutputs.size() ) {
2886 string port = physoutputs[output_n];
2888 if (port.empty() ) {
2889 error << "Physical Output number "<< output_n << " is unavailable and cannot be connected" << endmsg;
2892 //GZ: check this; could be heavy
2893 (*rIter)->output()->connect ((*rIter)->output()->ports().port(DataType::AUDIO, route_output_n), port, this);
2896 } else if (current_output_auto_connection & AutoConnectMaster) {
2898 if ( route_output_n == _master_out->n_inputs().get(DataType::AUDIO) ) {
2902 // connect to master bus
2903 string port = _master_out->input()->ports().port(DataType::AUDIO, route_output_n)->name();
2905 if (port.empty() ) {
2906 error << "MasterBus Input number "<< route_output_n << " is unavailable and cannot be connected" << endmsg;
2910 //GZ: check this; could be heavy
2911 (*rIter)->output()->connect ((*rIter)->output()->ports().port(DataType::AUDIO, route_output_n), port, this);
2918 _master_out->output()->disconnect (this);
2919 auto_connect_master_bus ();
2924 session_routes_reconnected (); /* EMIT SIGNAL */
2928 Session::reconnect_midi_scene_ports(bool inputs)
2932 boost::shared_ptr<MidiPort> scene_in_ptr = scene_in();
2934 scene_in_ptr->disconnect_all ();
2936 std::vector<EngineStateController::MidiPortState> midi_port_states;
2937 EngineStateController::instance()->get_physical_midi_input_states (midi_port_states);
2939 std::vector<EngineStateController::MidiPortState>::iterator state_iter = midi_port_states.begin();
2941 for (; state_iter != midi_port_states.end(); ++state_iter) {
2942 if (state_iter->active && state_iter->available && state_iter->scene_connected) {
2943 scene_in_ptr->connect (state_iter->name);
2950 boost::shared_ptr<MidiPort> scene_out_ptr = scene_out();
2952 if (scene_out_ptr ) {
2953 scene_out_ptr->disconnect_all ();
2955 std::vector<EngineStateController::MidiPortState> midi_port_states;
2956 EngineStateController::instance()->get_physical_midi_output_states (midi_port_states);
2958 std::vector<EngineStateController::MidiPortState>::iterator state_iter = midi_port_states.begin();
2960 for (; state_iter != midi_port_states.end(); ++state_iter) {
2961 if (state_iter->active && state_iter->available && state_iter->scene_connected) {
2962 scene_out_ptr->connect (state_iter->name);
2970 Session::reconnect_mtc_ports ()
2972 boost::shared_ptr<MidiPort> mtc_in_ptr = _midi_ports->mtc_input_port();
2978 mtc_in_ptr->disconnect_all ();
2980 std::vector<EngineStateController::MidiPortState> midi_port_states;
2981 EngineStateController::instance()->get_physical_midi_input_states (midi_port_states);
2983 std::vector<EngineStateController::MidiPortState>::iterator state_iter = midi_port_states.begin();
2985 for (; state_iter != midi_port_states.end(); ++state_iter) {
2986 if (state_iter->available && state_iter->mtc_in) {
2987 mtc_in_ptr->connect (state_iter->name);
2991 if (!_midi_ports->mtc_input_port ()->connected () &&
2992 config.get_external_sync () &&
2993 (Config->get_sync_source () == MTC) ) {
2994 config.set_external_sync (false);
2997 if ( ARDOUR::Profile->get_trx () ) {
2998 // Tracks need this signal to update timecode_source_dropdown
2999 MtcOrLtcInputPortChanged (); //emit signal
3004 Session::reconnect_mmc_ports(bool inputs)
3006 if (inputs ) { // get all enabled midi input ports
3008 boost::shared_ptr<MidiPort> mmc_in_ptr = _midi_ports->mmc_in();
3010 mmc_in_ptr->disconnect_all ();
3011 std::vector<std::string> enabled_midi_inputs;
3012 EngineStateController::instance()->get_physical_midi_inputs (enabled_midi_inputs);
3014 std::vector<std::string>::iterator port_iter = enabled_midi_inputs.begin();
3016 for (; port_iter != enabled_midi_inputs.end(); ++port_iter) {
3017 mmc_in_ptr->connect (*port_iter);
3021 } else { // get all enabled midi output ports
3023 boost::shared_ptr<MidiPort> mmc_out_ptr = _midi_ports->mmc_out();
3025 mmc_out_ptr->disconnect_all ();
3026 std::vector<std::string> enabled_midi_outputs;
3027 EngineStateController::instance()->get_physical_midi_outputs (enabled_midi_outputs);
3029 std::vector<std::string>::iterator port_iter = enabled_midi_outputs.begin();
3031 for (; port_iter != enabled_midi_outputs.end(); ++port_iter) {
3032 mmc_out_ptr->connect (*port_iter);
3041 Session::ensure_stripable_sort_order ()
3044 get_stripables (sl);
3045 sl.sort (Stripable::Sorter ());
3047 bool change = false;
3048 PresentationInfo::order_t order = 0;
3050 for (StripableList::iterator si = sl.begin(); si != sl.end(); ++si) {
3051 boost::shared_ptr<Stripable> s (*si);
3052 if (s->is_monitor () || s->is_auditioner ()) {
3055 if (order != s->presentation_info().order()) {
3056 s->set_presentation_order (order);
3065 Session::ensure_route_presentation_info_gap (PresentationInfo::order_t first_new_order, uint32_t how_many)
3067 DEBUG_TRACE (DEBUG::OrderKeys, string_compose ("ensure order gap starting at %1 for %2\n", first_new_order, how_many));
3069 if (first_new_order == PresentationInfo::max_order) {
3070 /* adding at end, no worries */
3074 /* create a gap in the presentation info to accomodate @param how_many
3078 get_stripables (sl);
3080 for (StripableList::iterator si = sl.begin(); si != sl.end(); ++si) {
3081 boost::shared_ptr<Stripable> s (*si);
3083 if (s->presentation_info().special (false)) {
3087 if (!s->presentation_info().order_set()) {
3091 if (s->presentation_info().order () >= first_new_order) {
3092 s->set_presentation_order (s->presentation_info().order () + how_many);
3097 /** Caller must not hold process lock
3098 * @param name_template string to use for the start of the name, or "" to use "Audio".
3100 list< boost::shared_ptr<AudioTrack> >
3101 Session::new_audio_track (int input_channels, int output_channels, RouteGroup* route_group,
3102 uint32_t how_many, string name_template, PresentationInfo::order_t order,
3106 uint32_t track_id = 0;
3108 RouteList new_routes;
3109 list<boost::shared_ptr<AudioTrack> > ret;
3111 const string name_pattern = default_track_name_pattern (DataType::AUDIO);
3112 bool const use_number = (how_many != 1) || name_template.empty () || (name_template == name_pattern);
3116 if (!find_route_name (name_template.empty() ? _(name_pattern.c_str()) : name_template, ++track_id, track_name, use_number)) {
3117 error << "cannot find name for new audio track" << endmsg;
3121 boost::shared_ptr<AudioTrack> track;
3124 track.reset (new AudioTrack (*this, track_name, mode));
3126 if (track->init ()) {
3130 if (Profile->get_mixbus ()) {
3131 track->set_strict_io (true);
3134 if (ARDOUR::Profile->get_trx ()) {
3135 // TRACKS considers it's not a USE CASE, it's
3136 // a piece of behavior of the session model:
3138 // Gain for a newly created route depends on
3139 // the current output_auto_connect mode:
3141 // 0 for Stereo Out mode
3143 if (Config->get_output_auto_connect() & AutoConnectMaster) {
3144 track->gain_control()->set_value (dB_to_coefficient (0), Controllable::NoGroup);
3148 track->use_new_diskstream();
3150 BOOST_MARK_TRACK (track);
3153 Glib::Threads::Mutex::Lock lm (AudioEngine::instance()->process_lock ());
3155 if (track->input()->ensure_io (ChanCount(DataType::AUDIO, input_channels), false, this)) {
3156 error << string_compose (
3157 _("cannot configure %1 in/%2 out configuration for new audio track"),
3158 input_channels, output_channels)
3163 if (track->output()->ensure_io (ChanCount(DataType::AUDIO, output_channels), false, this)) {
3164 error << string_compose (
3165 _("cannot configure %1 in/%2 out configuration for new audio track"),
3166 input_channels, output_channels)
3173 route_group->add (track);
3176 track->non_realtime_input_change();
3178 track->DiskstreamChanged.connect_same_thread (*this, boost::bind (&Session::resort_routes, this));
3180 new_routes.push_back (track);
3181 ret.push_back (track);
3184 catch (failed_constructor &err) {
3185 error << _("Session: could not create new audio track.") << endmsg;
3189 catch (AudioEngine::PortRegistrationFailure& pfe) {
3191 error << pfe.what() << endmsg;
3199 if (!new_routes.empty()) {
3200 StateProtector sp (this);
3201 if (Profile->get_trx()) {
3202 add_routes (new_routes, false, false, false, order);
3204 add_routes (new_routes, true, true, false, order);
3211 /** Caller must not hold process lock.
3212 * @param name_template string to use for the start of the name, or "" to use "Bus".
3215 Session::new_audio_route (int input_channels, int output_channels, RouteGroup* route_group, uint32_t how_many, string name_template,
3216 PresentationInfo::Flag flags, PresentationInfo::order_t order)
3219 uint32_t bus_id = 0;
3223 bool const use_number = (how_many != 1) || name_template.empty () || name_template == _("Bus");
3226 if (!find_route_name (name_template.empty () ? _("Bus") : name_template, ++bus_id, bus_name, use_number)) {
3227 error << "cannot find name for new audio bus" << endmsg;
3232 boost::shared_ptr<Route> bus (new Route (*this, bus_name, flags, DataType::AUDIO));
3238 if (Profile->get_mixbus ()) {
3239 bus->set_strict_io (true);
3242 BOOST_MARK_ROUTE(bus);
3245 Glib::Threads::Mutex::Lock lm (AudioEngine::instance()->process_lock ());
3247 if (bus->input()->ensure_io (ChanCount(DataType::AUDIO, input_channels), false, this)) {
3248 error << string_compose (_("cannot configure %1 in/%2 out configuration for new audio track"),
3249 input_channels, output_channels)
3255 if (bus->output()->ensure_io (ChanCount(DataType::AUDIO, output_channels), false, this)) {
3256 error << string_compose (_("cannot configure %1 in/%2 out configuration for new audio track"),
3257 input_channels, output_channels)
3264 route_group->add (bus);
3267 bus->add_internal_return ();
3268 ret.push_back (bus);
3271 catch (failed_constructor &err) {
3272 error << _("Session: could not create new audio route.") << endmsg;
3276 catch (AudioEngine::PortRegistrationFailure& pfe) {
3277 error << pfe.what() << endmsg;
3287 StateProtector sp (this);
3288 if (Profile->get_trx()) {
3289 add_routes (ret, false, false, false, order);
3291 add_routes (ret, false, true, true, order); // autoconnect // outputs only
3300 Session::new_route_from_template (uint32_t how_many, PresentationInfo::order_t insert_at, const std::string& template_path, const std::string& name_base,
3301 PlaylistDisposition pd)
3305 if (!tree.read (template_path.c_str())) {
3309 return new_route_from_template (how_many, insert_at, *tree.root(), name_base, pd);
3313 Session::new_route_from_template (uint32_t how_many, PresentationInfo::order_t insert_at, XMLNode& node, const std::string& name_base, PlaylistDisposition pd)
3316 uint32_t number = 0;
3317 const uint32_t being_added = how_many;
3318 /* This will prevent the use of any existing XML-provided PBD::ID
3321 Stateful::ForceIDRegeneration force_ids;
3322 IO::disable_connecting ();
3326 /* We're going to modify the node contents a bit so take a
3327 * copy. The node may be re-used when duplicating more than once.
3330 XMLNode node_copy (node);
3335 if (!name_base.empty()) {
3337 /* if we're adding more than one routes, force
3338 * all the names of the new routes to be
3339 * numbered, via the final parameter.
3342 if (!find_route_name (name_base.c_str(), ++number, name, (being_added > 1))) {
3343 fatal << _("Session: UINT_MAX routes? impossible!") << endmsg;
3349 string const route_name = node_copy.property(X_("name"))->value ();
3351 /* generate a new name by adding a number to the end of the template name */
3352 if (!find_route_name (route_name.c_str(), ++number, name, true)) {
3353 fatal << _("Session: UINT_MAX routes? impossible!") << endmsg;
3354 abort(); /*NOTREACHED*/
3358 /* set this name in the XML description that we are about to use */
3360 if (pd == CopyPlaylist) {
3361 XMLNode* ds_node = find_named_node (node_copy, "Diskstream");
3363 const std::string playlist_name = ds_node->property (X_("playlist"))->value ();
3364 boost::shared_ptr<Playlist> playlist = playlists->by_name (playlist_name);
3365 // Use same name as Route::set_name_in_state so playlist copy
3366 // is picked up when creating the Route in XMLRouteFactory below
3367 playlist = PlaylistFactory::create (playlist, string_compose ("%1.1", name));
3368 playlist->reset_shares ();
3370 } else if (pd == SharePlaylist) {
3371 XMLNode* ds_node = find_named_node (node_copy, "Diskstream");
3373 const std::string playlist_name = ds_node->property (X_("playlist"))->value ();
3374 boost::shared_ptr<Playlist> playlist = playlists->by_name (playlist_name);
3375 playlist->share_with ((node_copy.property (X_("id")))->value());
3379 bool rename_playlist = (pd == CopyPlaylist || pd == NewPlaylist);
3381 Route::set_name_in_state (node_copy, name, rename_playlist);
3383 /* trim bitslots from listen sends so that new ones are used */
3384 XMLNodeList children = node_copy.children ();
3385 for (XMLNodeList::iterator i = children.begin(); i != children.end(); ++i) {
3386 if ((*i)->name() == X_("Processor")) {
3387 /* ForceIDRegeneration does not catch the following */
3388 XMLProperty const * role = (*i)->property (X_("role"));
3389 XMLProperty const * type = (*i)->property (X_("type"));
3390 if (role && role->value() == X_("Aux")) {
3391 /* check if the target bus exists.
3392 * we should not save aux-sends in templates.
3394 XMLProperty const * target = (*i)->property (X_("target"));
3396 (*i)->set_property ("type", "dangling-aux-send");
3399 boost::shared_ptr<Route> r = route_by_id (target->value());
3400 if (!r || boost::dynamic_pointer_cast<Track>(r)) {
3401 (*i)->set_property ("type", "dangling-aux-send");
3405 if (role && role->value() == X_("Listen")) {
3406 (*i)->remove_property (X_("bitslot"));
3408 else if (role && (role->value() == X_("Send") || role->value() == X_("Aux"))) {
3409 Delivery::Role xrole;
3410 uint32_t bitslot = 0;
3411 xrole = Delivery::Role (string_2_enum (role->value(), xrole));
3412 std::string name = Send::name_and_id_new_send(*this, xrole, bitslot, false);
3413 (*i)->remove_property (X_("bitslot"));
3414 (*i)->remove_property (X_("name"));
3415 (*i)->set_property ("bitslot", bitslot);
3416 (*i)->set_property ("name", name);
3418 else if (type && type->value() == X_("intreturn")) {
3419 (*i)->remove_property (X_("bitslot"));
3420 (*i)->set_property ("ignore-bitslot", "1");
3422 else if (type && type->value() == X_("return")) {
3423 // Return::set_state() generates a new one
3424 (*i)->remove_property (X_("bitslot"));
3426 else if (type && type->value() == X_("port")) {
3427 // PortInsert::set_state() handles the bitslot
3428 (*i)->remove_property (X_("bitslot"));
3429 (*i)->set_property ("ignore-name", "1");
3434 /* new routes start off unsoloed to avoid issues related to
3435 upstream / downstream buses. */
3436 node_copy.remove_node_and_delete (X_("Controllable"), X_("name"), X_("solo"));
3438 boost::shared_ptr<Route> route (XMLRouteFactory (node_copy, 3000));
3441 error << _("Session: cannot create track/bus from template description") << endmsg;
3445 if (boost::dynamic_pointer_cast<Track>(route)) {
3446 /* force input/output change signals so that the new diskstream
3447 picks up the configuration of the route. During session
3448 loading this normally happens in a different way.
3451 Glib::Threads::Mutex::Lock lm (AudioEngine::instance()->process_lock ());
3453 IOChange change (IOChange::Type (IOChange::ConfigurationChanged | IOChange::ConnectionsChanged));
3454 change.after = route->input()->n_ports();
3455 route->input()->changed (change, this);
3456 change.after = route->output()->n_ports();
3457 route->output()->changed (change, this);
3460 ret.push_back (route);
3463 catch (failed_constructor &err) {
3464 error << _("Session: could not create new route from template") << endmsg;
3468 catch (AudioEngine::PortRegistrationFailure& pfe) {
3469 error << pfe.what() << endmsg;
3478 StateProtector sp (this);
3479 if (Profile->get_trx()) {
3480 add_routes (ret, false, false, false, insert_at);
3482 add_routes (ret, true, true, false, insert_at);
3484 IO::enable_connecting ();
3491 Session::add_routes (RouteList& new_routes, bool input_auto_connect, bool output_auto_connect, bool save, PresentationInfo::order_t order)
3494 PBD::Unwinder<bool> aip (_adding_routes_in_progress, true);
3495 add_routes_inner (new_routes, input_auto_connect, output_auto_connect, order);
3498 error << _("Adding new tracks/busses failed") << endmsg;
3503 update_latency (true);
3504 update_latency (false);
3509 save_state (_current_snapshot_name);
3512 update_route_record_state ();
3514 RouteAdded (new_routes); /* EMIT SIGNAL */
3518 Session::add_routes_inner (RouteList& new_routes, bool input_auto_connect, bool output_auto_connect, PresentationInfo::order_t order)
3520 ChanCount existing_inputs;
3521 ChanCount existing_outputs;
3525 count_existing_track_channels (existing_inputs, existing_outputs);
3528 RCUWriter<RouteList> writer (routes);
3529 boost::shared_ptr<RouteList> r = writer.get_copy ();
3530 n_routes = r->size();
3531 r->insert (r->end(), new_routes.begin(), new_routes.end());
3533 /* if there is no control out and we're not in the middle of loading,
3534 * resort the graph here. if there is a control out, we will resort
3535 * toward the end of this method. if we are in the middle of loading,
3536 * we will resort when done.
3539 if (!_monitor_out && IO::connecting_legal) {
3540 resort_routes_using (r);
3544 /* auditioner and monitor routes are not part of the order */
3546 assert (n_routes > 0);
3550 assert (n_routes > 0);
3555 PresentationInfo::ChangeSuspender cs;
3556 ensure_route_presentation_info_gap (order, new_routes.size());
3558 for (RouteList::iterator x = new_routes.begin(); x != new_routes.end(); ++x, ++added) {
3560 boost::weak_ptr<Route> wpr (*x);
3561 boost::shared_ptr<Route> r (*x);
3563 r->solo_control()->Changed.connect_same_thread (*this, boost::bind (&Session::route_solo_changed, this, _1, _2,wpr));
3564 r->solo_isolate_control()->Changed.connect_same_thread (*this, boost::bind (&Session::route_solo_isolated_changed, this, wpr));
3565 r->mute_control()->Changed.connect_same_thread (*this, boost::bind (&Session::route_mute_changed, this));
3567 r->output()->changed.connect_same_thread (*this, boost::bind (&Session::set_worst_io_latencies_x, this, _1, _2));
3568 r->processors_changed.connect_same_thread (*this, boost::bind (&Session::route_processors_changed, this, _1));
3569 r->processor_latency_changed.connect_same_thread (*this, boost::bind (&Session::queue_latency_recompute, this));
3571 if (r->is_master()) {
3575 if (r->is_monitor()) {
3579 boost::shared_ptr<Track> tr = boost::dynamic_pointer_cast<Track> (r);
3581 tr->PlaylistChanged.connect_same_thread (*this, boost::bind (&Session::track_playlist_changed, this, boost::weak_ptr<Track> (tr)));
3582 track_playlist_changed (boost::weak_ptr<Track> (tr));
3583 tr->rec_enable_control()->Changed.connect_same_thread (*this, boost::bind (&Session::update_route_record_state, this));
3585 boost::shared_ptr<MidiTrack> mt = boost::dynamic_pointer_cast<MidiTrack> (tr);
3587 mt->StepEditStatusChange.connect_same_thread (*this, boost::bind (&Session::step_edit_status_change, this, _1));
3588 mt->output()->changed.connect_same_thread (*this, boost::bind (&Session::midi_output_change_handler, this, _1, _2, boost::weak_ptr<Route>(mt)));
3589 mt->presentation_info().PropertyChanged.connect_same_thread (*this, boost::bind (&Session::midi_track_presentation_info_changed, this, _1, boost::weak_ptr<MidiTrack>(mt)));
3593 if (!r->presentation_info().special (false)) {
3595 DEBUG_TRACE (DEBUG::OrderKeys, string_compose ("checking PI state for %1\n", r->name()));
3597 /* presentation info order may already have been set from XML */
3599 if (!r->presentation_info().order_set()) {
3600 if (order == PresentationInfo::max_order) {
3601 /* just add to the end */
3602 r->set_presentation_order (n_routes + added);
3603 DEBUG_TRACE (DEBUG::OrderKeys, string_compose ("group order not set, set to NR %1 + %2 = %3\n", n_routes, added, n_routes + added));
3605 r->set_presentation_order (order + added);
3606 DEBUG_TRACE (DEBUG::OrderKeys, string_compose ("group order not set, set to %1 + %2 = %3\n", order, added, order + added));
3609 DEBUG_TRACE (DEBUG::OrderKeys, string_compose ("group order already set to %1\n", r->presentation_info().order()));
3613 #if !defined(__APPLE__) && !defined(__FreeBSD__)
3614 /* clang complains: 'operator<<' should be declared prior to the call site or in an associated namespace of one of its
3615 * arguments std::ostream& operator<<(std::ostream& o, ARDOUR::PresentationInfo const& rid)"
3617 DEBUG_TRACE (DEBUG::OrderKeys, string_compose ("added route %1, group order %2 type %3 (summary: %4)\n",
3619 r->presentation_info().order(),
3620 enum_2_string (r->presentation_info().flags()),
3621 r->presentation_info()));
3625 if (input_auto_connect || output_auto_connect) {
3626 auto_connect_route (r, input_auto_connect, ChanCount (), ChanCount (), existing_inputs, existing_outputs);
3627 existing_inputs += r->n_inputs();
3628 existing_outputs += r->n_outputs();
3633 ensure_stripable_sort_order ();
3636 if (_monitor_out && IO::connecting_legal) {
3637 Glib::Threads::Mutex::Lock lm (_engine.process_lock());
3639 for (RouteList::iterator x = new_routes.begin(); x != new_routes.end(); ++x) {
3640 if ((*x)->is_monitor()) {
3642 } else if ((*x)->is_master()) {
3645 (*x)->enable_monitor_send ();
3650 reassign_track_numbers ();
3654 Session::globally_set_send_gains_to_zero (boost::shared_ptr<Route> dest)
3656 boost::shared_ptr<RouteList> r = routes.reader ();
3657 boost::shared_ptr<Send> s;
3659 for (RouteList::iterator i = r->begin(); i != r->end(); ++i) {
3660 if ((s = (*i)->internal_send_for (dest)) != 0) {
3661 s->amp()->gain_control()->set_value (GAIN_COEFF_ZERO, Controllable::NoGroup);
3667 Session::globally_set_send_gains_to_unity (boost::shared_ptr<Route> dest)
3669 boost::shared_ptr<RouteList> r = routes.reader ();
3670 boost::shared_ptr<Send> s;
3672 for (RouteList::iterator i = r->begin(); i != r->end(); ++i) {
3673 if ((s = (*i)->internal_send_for (dest)) != 0) {
3674 s->amp()->gain_control()->set_value (GAIN_COEFF_UNITY, Controllable::NoGroup);
3680 Session::globally_set_send_gains_from_track(boost::shared_ptr<Route> dest)
3682 boost::shared_ptr<RouteList> r = routes.reader ();
3683 boost::shared_ptr<Send> s;
3685 for (RouteList::iterator i = r->begin(); i != r->end(); ++i) {
3686 if ((s = (*i)->internal_send_for (dest)) != 0) {
3687 s->amp()->gain_control()->set_value ((*i)->gain_control()->get_value(), Controllable::NoGroup);
3692 /** @param include_buses true to add sends to buses and tracks, false for just tracks */
3694 Session::globally_add_internal_sends (boost::shared_ptr<Route> dest, Placement p, bool include_buses)
3696 boost::shared_ptr<RouteList> r = routes.reader ();
3697 boost::shared_ptr<RouteList> t (new RouteList);
3699 for (RouteList::iterator i = r->begin(); i != r->end(); ++i) {
3700 /* no MIDI sends because there are no MIDI busses yet */
3701 if (include_buses || boost::dynamic_pointer_cast<AudioTrack>(*i)) {
3706 add_internal_sends (dest, p, t);
3710 Session::add_internal_sends (boost::shared_ptr<Route> dest, Placement p, boost::shared_ptr<RouteList> senders)
3712 for (RouteList::iterator i = senders->begin(); i != senders->end(); ++i) {
3713 add_internal_send (dest, (*i)->before_processor_for_placement (p), *i);
3718 Session::add_internal_send (boost::shared_ptr<Route> dest, int index, boost::shared_ptr<Route> sender)
3720 add_internal_send (dest, sender->before_processor_for_index (index), sender);
3724 Session::add_internal_send (boost::shared_ptr<Route> dest, boost::shared_ptr<Processor> before, boost::shared_ptr<Route> sender)
3726 if (sender->is_monitor() || sender->is_master() || sender == dest || dest->is_monitor() || dest->is_master()) {
3730 if (!dest->internal_return()) {
3731 dest->add_internal_return ();
3734 sender->add_aux_send (dest, before);
3740 Session::remove_routes (boost::shared_ptr<RouteList> routes_to_remove)
3742 bool mute_changed = false;
3743 bool send_selected = false;
3745 { // RCU Writer scope
3746 PBD::Unwinder<bool> uw_flag (_route_deletion_in_progress, true);
3747 RCUWriter<RouteList> writer (routes);
3748 boost::shared_ptr<RouteList> rs = writer.get_copy ();
3750 for (RouteList::iterator iter = routes_to_remove->begin(); iter != routes_to_remove->end(); ++iter) {
3752 if (_selection->selected (*iter)) {
3753 send_selected = true;
3756 if (*iter == _master_out) {
3760 /* speed up session deletion, don't do the solo dance */
3761 if (0 == (_state_of_the_state & Deletion)) {
3762 (*iter)->solo_control()->set_value (0.0, Controllable::NoGroup);
3765 if ((*iter)->mute_control()->muted ()) {
3766 mute_changed = true;
3771 /* deleting the master out seems like a dumb
3772 idea, but its more of a UI policy issue
3776 if (*iter == _master_out) {
3777 _master_out = boost::shared_ptr<Route> ();
3780 if (*iter == _monitor_out) {
3781 _monitor_out.reset ();
3784 // We need to disconnect the route's inputs and outputs
3786 (*iter)->input()->disconnect (0);
3787 (*iter)->output()->disconnect (0);
3789 /* if the route had internal sends sending to it, remove them */
3790 if ((*iter)->internal_return()) {
3792 boost::shared_ptr<RouteList> r = routes.reader ();
3793 for (RouteList::iterator i = r->begin(); i != r->end(); ++i) {
3794 boost::shared_ptr<Send> s = (*i)->internal_send_for (*iter);
3796 (*i)->remove_processor (s);
3801 /* if the monitoring section had a pointer to this route, remove it */
3802 if (_monitor_out && !(*iter)->is_master() && !(*iter)->is_monitor()) {
3803 Glib::Threads::Mutex::Lock lm (AudioEngine::instance()->process_lock ());
3804 ProcessorChangeBlocker pcb (this, false);
3805 (*iter)->remove_aux_or_listen (_monitor_out);
3808 boost::shared_ptr<MidiTrack> mt = boost::dynamic_pointer_cast<MidiTrack> (*iter);
3809 if (mt && mt->step_editing()) {
3810 if (_step_editors > 0) {
3816 /* writer goes out of scope, forces route list update */
3818 } // end of RCU Writer scope
3821 MuteChanged (); /* EMIT SIGNAL */
3824 update_route_solo_state ();
3825 update_latency_compensation ();
3828 /* Re-sort routes to remove the graph's current references to the one that is
3829 * going away, then flush old references out of the graph.
3830 * Wave Tracks: reconnect routes
3833 #ifdef USE_TRACKS_CODE_FEATURES
3834 reconnect_existing_routes(true, false);
3836 routes.flush (); // maybe unsafe, see below.
3840 if (_process_graph && !(_state_of_the_state & Deletion)) {
3841 _process_graph->clear_other_chain ();
3844 /* get rid of it from the dead wood collection in the route list manager */
3845 /* XXX i think this is unsafe as it currently stands, but i am not sure. (pd, october 2nd, 2006) */
3849 /* remove these routes from the selection if appropriate, and signal
3850 * the change *before* we call DropReferences for them.
3853 if (send_selected && !deletion_in_progress()) {
3854 for (RouteList::iterator iter = routes_to_remove->begin(); iter != routes_to_remove->end(); ++iter) {
3855 _selection->remove_stripable_by_id ((*iter)->id());
3858 pc.add (Properties::selected);
3859 PresentationInfo::Change (pc);
3862 /* try to cause everyone to drop their references
3863 * and unregister ports from the backend
3866 for (RouteList::iterator iter = routes_to_remove->begin(); iter != routes_to_remove->end(); ++iter) {
3867 (*iter)->drop_references ();
3870 if (deletion_in_progress()) {
3875 pc.add (Properties::order);
3876 PresentationInfo::Change (pc);
3878 /* save the new state of the world */
3880 if (save_state (_current_snapshot_name)) {
3881 save_history (_current_snapshot_name);
3884 update_route_record_state ();
3888 Session::remove_route (boost::shared_ptr<Route> route)
3890 boost::shared_ptr<RouteList> rl (new RouteList);
3891 rl->push_back (route);
3896 Session::route_mute_changed ()
3898 MuteChanged (); /* EMIT SIGNAL */
3903 Session::route_listen_changed (Controllable::GroupControlDisposition group_override, boost::weak_ptr<Route> wpr)
3905 boost::shared_ptr<Route> route (wpr.lock());
3911 assert (Config->get_solo_control_is_listen_control());
3913 if (route->solo_control()->soloed_by_self_or_masters()) {
3915 if (Config->get_exclusive_solo()) {
3917 RouteGroup* rg = route->route_group ();
3918 const bool group_already_accounted_for = (group_override == Controllable::ForGroup);
3920 boost::shared_ptr<RouteList> r = routes.reader ();
3922 for (RouteList::iterator i = r->begin(); i != r->end(); ++i) {
3923 if ((*i) == route) {
3924 /* already changed */
3928 if ((*i)->solo_isolate_control()->solo_isolated() || !(*i)->can_solo()) {
3929 /* route does not get solo propagated to it */
3933 if ((group_already_accounted_for && (*i)->route_group() && (*i)->route_group() == rg)) {
3934 /* this route is a part of the same solo group as the route
3935 * that was changed. Changing that route did change or will
3936 * change all group members appropriately, so we can ignore it
3941 (*i)->solo_control()->set_value (0.0, Controllable::NoGroup);
3947 } else if (_listen_cnt > 0) {
3954 Session::route_solo_isolated_changed (boost::weak_ptr<Route> wpr)
3956 boost::shared_ptr<Route> route (wpr.lock());
3962 bool send_changed = false;
3964 if (route->solo_isolate_control()->solo_isolated()) {
3965 if (_solo_isolated_cnt == 0) {
3966 send_changed = true;
3968 _solo_isolated_cnt++;
3969 } else if (_solo_isolated_cnt > 0) {
3970 _solo_isolated_cnt--;
3971 if (_solo_isolated_cnt == 0) {
3972 send_changed = true;
3977 IsolatedChanged (); /* EMIT SIGNAL */
3982 Session::route_solo_changed (bool self_solo_changed, Controllable::GroupControlDisposition group_override, boost::weak_ptr<Route> wpr)
3984 DEBUG_TRACE (DEBUG::Solo, string_compose ("route solo change, self = %1, update\n", self_solo_changed));
3986 boost::shared_ptr<Route> route (wpr.lock());
3992 if (Config->get_solo_control_is_listen_control()) {
3993 route_listen_changed (group_override, wpr);
3997 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()));
3999 if (route->solo_control()->transitioned_into_solo() == 0) {
4000 /* route solo changed by upstream/downstream or clear all solo state; not interesting
4003 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()));
4007 boost::shared_ptr<RouteList> r = routes.reader ();
4008 int32_t delta = route->solo_control()->transitioned_into_solo ();
4010 /* the route may be a member of a group that has shared-solo
4011 * semantics. If so, then all members of that group should follow the
4012 * solo of the changed route. But ... this is optional, controlled by a
4013 * Controllable::GroupControlDisposition.
4015 * The first argument to the signal that this method is connected to is the
4016 * GroupControlDisposition value that was used to change solo.
4018 * If the solo change was done with group semantics (either InverseGroup
4019 * (force the entire group to change even if the group shared solo is
4020 * disabled) or UseGroup (use the group, which may or may not have the
4021 * shared solo property enabled)) then as we propagate the change to
4022 * the entire session we should IGNORE THE GROUP that the changed route
4026 RouteGroup* rg = route->route_group ();
4027 const bool group_already_accounted_for = (group_override == Controllable::ForGroup);
4029 DEBUG_TRACE (DEBUG::Solo, string_compose ("propagate to session, group accounted for ? %1\n", group_already_accounted_for));
4031 if (delta == 1 && Config->get_exclusive_solo()) {
4033 /* new solo: disable all other solos, but not the group if its solo-enabled */
4035 for (RouteList::iterator i = r->begin(); i != r->end(); ++i) {
4037 if ((*i) == route) {
4038 /* already changed */
4042 if ((*i)->solo_isolate_control()->solo_isolated() || !(*i)->can_solo()) {
4043 /* route does not get solo propagated to it */
4047 if ((group_already_accounted_for && (*i)->route_group() && (*i)->route_group() == rg)) {
4048 /* this route is a part of the same solo group as the route
4049 * that was changed. Changing that route did change or will
4050 * change all group members appropriately, so we can ignore it
4056 (*i)->solo_control()->set_value (0.0, group_override);
4060 DEBUG_TRACE (DEBUG::Solo, string_compose ("propagate solo change, delta = %1\n", delta));
4062 RouteList uninvolved;
4064 DEBUG_TRACE (DEBUG::Solo, string_compose ("%1\n", route->name()));
4066 for (RouteList::iterator i = r->begin(); i != r->end(); ++i) {
4067 bool via_sends_only;
4068 bool in_signal_flow;
4070 if ((*i) == route) {
4071 /* already changed */
4075 if ((*i)->solo_isolate_control()->solo_isolated() || !(*i)->can_solo()) {
4076 /* route does not get solo propagated to it */
4077 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(),
4082 if ((group_already_accounted_for && (*i)->route_group() && (*i)->route_group() == rg)) {
4083 /* this route is a part of the same solo group as the route
4084 * that was changed. Changing that route did change or will
4085 * change all group members appropriately, so we can ignore it
4091 in_signal_flow = false;
4093 DEBUG_TRACE (DEBUG::Solo, string_compose ("check feed from %1\n", (*i)->name()));
4095 if ((*i)->feeds (route, &via_sends_only)) {
4096 DEBUG_TRACE (DEBUG::Solo, string_compose ("\tthere is a feed from %1\n", (*i)->name()));
4097 if (!via_sends_only) {
4098 if (!route->soloed_by_others_upstream()) {
4099 (*i)->solo_control()->mod_solo_by_others_downstream (delta);
4101 DEBUG_TRACE (DEBUG::Solo, "\talready soloed by others upstream\n");
4104 DEBUG_TRACE (DEBUG::Solo, string_compose ("\tthere is a send-only feed from %1\n", (*i)->name()));
4106 in_signal_flow = true;
4108 DEBUG_TRACE (DEBUG::Solo, string_compose ("\tno feed from %1\n", (*i)->name()));
4111 DEBUG_TRACE (DEBUG::Solo, string_compose ("check feed to %1\n", (*i)->name()));
4113 if (route->feeds (*i, &via_sends_only)) {
4114 /* propagate solo upstream only if routing other than
4115 sends is involved, but do consider the other route
4116 (*i) to be part of the signal flow even if only
4119 DEBUG_TRACE (DEBUG::Solo, string_compose ("%1 feeds %2 via sends only %3 sboD %4 sboU %5\n",
4123 route->soloed_by_others_downstream(),
4124 route->soloed_by_others_upstream()));
4125 if (!via_sends_only) {
4126 //NB. Triggers Invert Push, which handles soloed by downstream
4127 DEBUG_TRACE (DEBUG::Solo, string_compose ("\tmod %1 by %2\n", (*i)->name(), delta));
4128 (*i)->solo_control()->mod_solo_by_others_upstream (delta);
4130 DEBUG_TRACE (DEBUG::Solo, string_compose ("\tfeed to %1 ignored, sends-only\n", (*i)->name()));
4132 in_signal_flow = true;
4134 DEBUG_TRACE (DEBUG::Solo, "\tno feed to\n");
4137 if (!in_signal_flow) {
4138 uninvolved.push_back (*i);
4142 DEBUG_TRACE (DEBUG::Solo, "propagation complete\n");
4144 /* now notify that the mute state of the routes not involved in the signal
4145 pathway of the just-solo-changed route may have altered.
4148 for (RouteList::iterator i = uninvolved.begin(); i != uninvolved.end(); ++i) {
4149 DEBUG_TRACE (DEBUG::Solo, string_compose ("mute change for %1, which neither feeds or is fed by %2\n", (*i)->name(), route->name()));
4150 (*i)->act_on_mute ();
4151 /* Session will emit SoloChanged() after all solo changes are
4152 * complete, which should be used by UIs to update mute status
4158 Session::update_route_solo_state (boost::shared_ptr<RouteList> r)
4160 /* now figure out if anything that matters is soloed (or is "listening")*/
4162 bool something_soloed = false;
4163 bool something_listening = false;
4164 uint32_t listeners = 0;
4165 uint32_t isolated = 0;
4168 r = routes.reader();
4171 for (RouteList::iterator i = r->begin(); i != r->end(); ++i) {
4172 if ((*i)->can_solo()) {
4173 if (Config->get_solo_control_is_listen_control()) {
4174 if ((*i)->solo_control()->soloed_by_self_or_masters()) {
4176 something_listening = true;
4179 (*i)->set_listen (false);
4180 if ((*i)->can_solo() && (*i)->solo_control()->soloed_by_self_or_masters()) {
4181 something_soloed = true;
4186 if ((*i)->solo_isolate_control()->solo_isolated()) {
4191 if (something_soloed != _non_soloed_outs_muted) {
4192 _non_soloed_outs_muted = something_soloed;
4193 SoloActive (_non_soloed_outs_muted); /* EMIT SIGNAL */
4196 if (something_listening != _listening) {
4197 _listening = something_listening;
4198 SoloActive (_listening);
4201 _listen_cnt = listeners;
4203 if (isolated != _solo_isolated_cnt) {
4204 _solo_isolated_cnt = isolated;
4205 IsolatedChanged (); /* EMIT SIGNAL */
4208 DEBUG_TRACE (DEBUG::Solo, string_compose ("solo state updated by session, soloed? %1 listeners %2 isolated %3\n",
4209 something_soloed, listeners, isolated));
4212 SoloChanged (); /* EMIT SIGNAL */
4217 Session::muted () const
4219 // TODO consider caching the value on every MuteChanged signal,
4220 // Note that API users may also subscribe to MuteChanged and hence
4221 // this method needs to be called first.
4224 get_stripables (all);
4225 for (StripableList::const_iterator i = all.begin(); i != all.end(); ++i) {
4226 if ((*i)->is_auditioner() || (*i)->is_monitor()) {
4229 boost::shared_ptr<Route> r = boost::dynamic_pointer_cast<Route>(*i);
4230 if (r && !r->active()) {
4233 boost::shared_ptr<MuteControl> mc = (*i)->mute_control();
4234 if (mc && mc->muted ()) {
4242 std::vector<boost::weak_ptr<AutomationControl> >
4243 Session::cancel_all_mute ()
4246 get_stripables (all);
4247 std::vector<boost::weak_ptr<AutomationControl> > muted;
4248 boost::shared_ptr<ControlList> cl (new ControlList);
4249 for (StripableList::const_iterator i = all.begin(); i != all.end(); ++i) {
4250 if ((*i)->is_auditioner() || (*i)->is_monitor()) {
4253 boost::shared_ptr<Route> r = boost::dynamic_pointer_cast<Route> (*i);
4254 if (r && !r->active()) {
4257 boost::shared_ptr<AutomationControl> ac = (*i)->mute_control();
4258 if (ac && ac->get_value () > 0) {
4260 muted.push_back (boost::weak_ptr<AutomationControl>(ac));
4263 if (!cl->empty ()) {
4264 set_controls (cl, 0.0, PBD::Controllable::UseGroup);
4270 Session::get_stripables (StripableList& sl) const
4272 boost::shared_ptr<RouteList> r = routes.reader ();
4273 sl.insert (sl.end(), r->begin(), r->end());
4275 VCAList v = _vca_manager->vcas ();
4276 sl.insert (sl.end(), v.begin(), v.end());
4279 boost::shared_ptr<RouteList>
4280 Session::get_routes_with_internal_returns() const
4282 boost::shared_ptr<RouteList> r = routes.reader ();
4283 boost::shared_ptr<RouteList> rl (new RouteList);
4285 for (RouteList::iterator i = r->begin(); i != r->end(); ++i) {
4286 if ((*i)->internal_return ()) {
4294 Session::io_name_is_legal (const std::string& name) const
4296 boost::shared_ptr<RouteList> r = routes.reader ();
4298 for (map<string,bool>::const_iterator reserved = reserved_io_names.begin(); reserved != reserved_io_names.end(); ++reserved) {
4299 if (name == reserved->first) {
4300 if (!route_by_name (reserved->first)) {
4301 /* first instance of a reserved name is allowed for some */
4302 return reserved->second;
4304 /* all other instances of a reserved name are not allowed */
4309 for (RouteList::iterator i = r->begin(); i != r->end(); ++i) {
4310 if ((*i)->name() == name) {
4314 if ((*i)->has_io_processor_named (name)) {
4323 Session::set_exclusive_input_active (boost::shared_ptr<RouteList> rl, bool onoff, bool flip_others)
4326 vector<string> connections;
4328 /* if we are passed only a single route and we're not told to turn
4329 * others off, then just do the simple thing.
4332 if (flip_others == false && rl->size() == 1) {
4333 boost::shared_ptr<MidiTrack> mt = boost::dynamic_pointer_cast<MidiTrack> (rl->front());
4335 mt->set_input_active (onoff);
4340 for (RouteList::iterator rt = rl->begin(); rt != rl->end(); ++rt) {
4342 PortSet& ps ((*rt)->input()->ports());
4344 for (PortSet::iterator p = ps.begin(); p != ps.end(); ++p) {
4345 p->get_connections (connections);
4348 for (vector<string>::iterator s = connections.begin(); s != connections.end(); ++s) {
4349 routes_using_input_from (*s, rl2);
4352 /* scan all relevant routes to see if others are on or off */
4354 bool others_are_already_on = false;
4356 for (RouteList::iterator r = rl2.begin(); r != rl2.end(); ++r) {
4358 boost::shared_ptr<MidiTrack> mt = boost::dynamic_pointer_cast<MidiTrack> (*r);
4364 if ((*r) != (*rt)) {
4365 if (mt->input_active()) {
4366 others_are_already_on = true;
4369 /* this one needs changing */
4370 mt->set_input_active (onoff);
4376 /* globally reverse other routes */
4378 for (RouteList::iterator r = rl2.begin(); r != rl2.end(); ++r) {
4379 if ((*r) != (*rt)) {
4380 boost::shared_ptr<MidiTrack> mt = boost::dynamic_pointer_cast<MidiTrack> (*r);
4382 mt->set_input_active (!others_are_already_on);
4391 Session::routes_using_input_from (const string& str, RouteList& rl)
4393 boost::shared_ptr<RouteList> r = routes.reader();
4395 for (RouteList::iterator i = r->begin(); i != r->end(); ++i) {
4396 if ((*i)->input()->connected_to (str)) {
4402 boost::shared_ptr<Route>
4403 Session::route_by_name (string name) const
4405 boost::shared_ptr<RouteList> r = routes.reader ();
4407 for (RouteList::iterator i = r->begin(); i != r->end(); ++i) {
4408 if ((*i)->name() == name) {
4413 return boost::shared_ptr<Route> ((Route*) 0);
4416 boost::shared_ptr<Route>
4417 Session::route_by_id (PBD::ID id) const
4419 boost::shared_ptr<RouteList> r = routes.reader ();
4421 for (RouteList::iterator i = r->begin(); i != r->end(); ++i) {
4422 if ((*i)->id() == id) {
4427 return boost::shared_ptr<Route> ((Route*) 0);
4431 boost::shared_ptr<Stripable>
4432 Session::stripable_by_id (PBD::ID id) const
4435 get_stripables (sl);
4437 for (StripableList::const_iterator s = sl.begin(); s != sl.end(); ++s) {
4438 if ((*s)->id() == id) {
4443 return boost::shared_ptr<Stripable>();
4446 boost::shared_ptr<Processor>
4447 Session::processor_by_id (PBD::ID id) const
4449 boost::shared_ptr<RouteList> r = routes.reader ();
4451 for (RouteList::iterator i = r->begin(); i != r->end(); ++i) {
4452 boost::shared_ptr<Processor> p = (*i)->Route::processor_by_id (id);
4458 return boost::shared_ptr<Processor> ();
4461 boost::shared_ptr<Track>
4462 Session::track_by_diskstream_id (PBD::ID id) const
4464 boost::shared_ptr<RouteList> r = routes.reader ();
4466 for (RouteList::iterator i = r->begin(); i != r->end(); ++i) {
4467 boost::shared_ptr<Track> t = boost::dynamic_pointer_cast<Track> (*i);
4468 if (t && t->using_diskstream_id (id)) {
4473 return boost::shared_ptr<Track> ();
4476 boost::shared_ptr<Route>
4477 Session::get_remote_nth_route (PresentationInfo::order_t n) const
4479 return boost::dynamic_pointer_cast<Route> (get_remote_nth_stripable (n, PresentationInfo::Route));
4482 boost::shared_ptr<Stripable>
4483 Session::get_remote_nth_stripable (PresentationInfo::order_t n, PresentationInfo::Flag flags) const
4486 PresentationInfo::order_t match_cnt = 0;
4488 get_stripables (sl);
4489 sl.sort (Stripable::Sorter());
4491 for (StripableList::const_iterator s = sl.begin(); s != sl.end(); ++s) {
4493 if ((*s)->presentation_info().hidden()) {
4494 /* if the caller didn't explicitly ask for hidden
4495 stripables, ignore hidden ones. This matches
4496 the semantics of the pre-PresentationOrder
4497 "get by RID" logic of Ardour 4.x and earlier.
4499 XXX at some point we should likely reverse
4500 the logic of the flags, because asking for "the
4501 hidden stripables" is not going to be common,
4502 whereas asking for visible ones is normal.
4505 if (! (flags & PresentationInfo::Hidden)) {
4510 if ((*s)->presentation_info().flag_match (flags)) {
4511 if (match_cnt++ == n) {
4517 /* there is no nth stripable that matches the given flags */
4518 return boost::shared_ptr<Stripable>();
4521 boost::shared_ptr<Route>
4522 Session::route_by_selected_count (uint32_t id) const
4524 RouteList r (*(routes.reader ()));
4525 r.sort (Stripable::Sorter());
4527 RouteList::iterator i;
4529 for (i = r.begin(); i != r.end(); ++i) {
4530 if ((*i)->is_selected()) {
4538 return boost::shared_ptr<Route> ();
4542 Session::reassign_track_numbers ()
4546 RouteList r (*(routes.reader ()));
4547 r.sort (Stripable::Sorter());
4549 StateProtector sp (this);
4551 for (RouteList::iterator i = r.begin(); i != r.end(); ++i) {
4552 if (boost::dynamic_pointer_cast<Track> (*i)) {
4553 (*i)->set_track_number(++tn);
4555 else if (!(*i)->is_master() && !(*i)->is_monitor() && !(*i)->is_auditioner()) {
4556 (*i)->set_track_number(--bn);
4559 const uint32_t decimals = ceilf (log10f (tn + 1));
4560 const bool decimals_changed = _track_number_decimals != decimals;
4561 _track_number_decimals = decimals;
4563 if (decimals_changed && config.get_track_name_number ()) {
4564 for (RouteList::iterator i = r.begin(); i != r.end(); ++i) {
4565 boost::shared_ptr<Track> t = boost::dynamic_pointer_cast<Track> (*i);
4567 t->resync_track_name();
4570 // trigger GUI re-layout
4571 config.ParameterChanged("track-name-number");
4575 if (DEBUG_ENABLED(DEBUG::OrderKeys)) {
4576 boost::shared_ptr<RouteList> rl = routes.reader ();
4577 for (RouteList::iterator i = rl->begin(); i != rl->end(); ++i) {
4578 DEBUG_TRACE (DEBUG::OrderKeys, string_compose ("%1 numbered %2\n", (*i)->name(), (*i)->track_number()));
4586 Session::playlist_region_added (boost::weak_ptr<Region> w)
4588 boost::shared_ptr<Region> r = w.lock ();
4593 /* These are the operations that are currently in progress... */
4594 list<GQuark> curr = _current_trans_quarks;
4597 /* ...and these are the operations during which we want to update
4598 the session range location markers.
4601 ops.push_back (Operations::capture);
4602 ops.push_back (Operations::paste);
4603 ops.push_back (Operations::duplicate_region);
4604 ops.push_back (Operations::insert_file);
4605 ops.push_back (Operations::insert_region);
4606 ops.push_back (Operations::drag_region_brush);
4607 ops.push_back (Operations::region_drag);
4608 ops.push_back (Operations::selection_grab);
4609 ops.push_back (Operations::region_fill);
4610 ops.push_back (Operations::fill_selection);
4611 ops.push_back (Operations::create_region);
4612 ops.push_back (Operations::region_copy);
4613 ops.push_back (Operations::fixed_time_region_copy);
4616 /* See if any of the current operations match the ones that we want */
4618 set_intersection (_current_trans_quarks.begin(), _current_trans_quarks.end(), ops.begin(), ops.end(), back_inserter (in));
4620 /* If so, update the session range markers */
4622 maybe_update_session_range (r->position (), r->last_frame ());
4626 /** Update the session range markers if a is before the current start or
4627 * b is after the current end.
4630 Session::maybe_update_session_range (framepos_t a, framepos_t b)
4632 if (_state_of_the_state & Loading) {
4636 framepos_t session_end_marker_shift_samples = session_end_shift * _nominal_frame_rate;
4638 if (_session_range_location == 0) {
4640 set_session_range_location (a, b + session_end_marker_shift_samples);
4644 if (a < _session_range_location->start()) {
4645 _session_range_location->set_start (a);
4648 if (_session_range_end_is_free && (b > _session_range_location->end())) {
4649 _session_range_location->set_end (b);
4655 Session::set_end_is_free (bool yn)
4657 _session_range_end_is_free = yn;
4661 Session::playlist_ranges_moved (list<Evoral::RangeMove<framepos_t> > const & ranges)
4663 for (list<Evoral::RangeMove<framepos_t> >::const_iterator i = ranges.begin(); i != ranges.end(); ++i) {
4664 maybe_update_session_range (i->to, i->to + i->length);
4669 Session::playlist_regions_extended (list<Evoral::Range<framepos_t> > const & ranges)
4671 for (list<Evoral::Range<framepos_t> >::const_iterator i = ranges.begin(); i != ranges.end(); ++i) {
4672 maybe_update_session_range (i->from, i->to);
4676 /* Region management */
4678 boost::shared_ptr<Region>
4679 Session::find_whole_file_parent (boost::shared_ptr<Region const> child) const
4681 const RegionFactory::RegionMap& regions (RegionFactory::regions());
4682 RegionFactory::RegionMap::const_iterator i;
4683 boost::shared_ptr<Region> region;
4685 Glib::Threads::Mutex::Lock lm (region_lock);
4687 for (i = regions.begin(); i != regions.end(); ++i) {
4691 if (region->whole_file()) {
4693 if (child->source_equivalent (region)) {
4699 return boost::shared_ptr<Region> ();
4703 Session::destroy_sources (list<boost::shared_ptr<Source> > srcs)
4705 set<boost::shared_ptr<Region> > relevant_regions;
4707 for (list<boost::shared_ptr<Source> >::iterator s = srcs.begin(); s != srcs.end(); ++s) {
4708 RegionFactory::get_regions_using_source (*s, relevant_regions);
4711 for (set<boost::shared_ptr<Region> >::iterator r = relevant_regions.begin(); r != relevant_regions.end(); ) {
4712 set<boost::shared_ptr<Region> >::iterator tmp;
4717 playlists->destroy_region (*r);
4718 RegionFactory::map_remove (*r);
4720 (*r)->drop_sources ();
4721 (*r)->drop_references ();
4723 relevant_regions.erase (r);
4728 for (list<boost::shared_ptr<Source> >::iterator s = srcs.begin(); s != srcs.end(); ) {
4731 Glib::Threads::Mutex::Lock ls (source_lock);
4732 /* remove from the main source list */
4733 sources.erase ((*s)->id());
4736 (*s)->mark_for_remove ();
4737 (*s)->drop_references ();
4746 Session::remove_last_capture ()
4748 list<boost::shared_ptr<Source> > srcs;
4750 boost::shared_ptr<RouteList> rl = routes.reader ();
4751 for (RouteList::iterator i = rl->begin(); i != rl->end(); ++i) {
4752 boost::shared_ptr<Track> tr = boost::dynamic_pointer_cast<Track> (*i);
4757 list<boost::shared_ptr<Source> >& l = tr->last_capture_sources();
4760 srcs.insert (srcs.end(), l.begin(), l.end());
4765 destroy_sources (srcs);
4767 save_state (_current_snapshot_name);
4772 /* Source Management */
4775 Session::add_source (boost::shared_ptr<Source> source)
4777 pair<SourceMap::key_type, SourceMap::mapped_type> entry;
4778 pair<SourceMap::iterator,bool> result;
4780 entry.first = source->id();
4781 entry.second = source;
4784 Glib::Threads::Mutex::Lock lm (source_lock);
4785 result = sources.insert (entry);
4788 if (result.second) {
4790 /* yay, new source */
4792 boost::shared_ptr<FileSource> fs = boost::dynamic_pointer_cast<FileSource> (source);
4795 if (!fs->within_session()) {
4796 ensure_search_path_includes (Glib::path_get_dirname (fs->path()), fs->type());
4802 boost::shared_ptr<AudioFileSource> afs;
4804 if ((afs = boost::dynamic_pointer_cast<AudioFileSource>(source)) != 0) {
4805 if (Config->get_auto_analyse_audio()) {
4806 Analyser::queue_source_for_analysis (source, false);
4810 source->DropReferences.connect_same_thread (*this, boost::bind (&Session::remove_source, this, boost::weak_ptr<Source> (source)));
4815 Session::remove_source (boost::weak_ptr<Source> src)
4817 if (_state_of_the_state & Deletion) {
4821 SourceMap::iterator i;
4822 boost::shared_ptr<Source> source = src.lock();
4829 Glib::Threads::Mutex::Lock lm (source_lock);
4831 if ((i = sources.find (source->id())) != sources.end()) {
4836 if (!(_state_of_the_state & StateOfTheState (InCleanup|Loading))) {
4838 /* save state so we don't end up with a session file
4839 referring to non-existent sources.
4842 save_state (_current_snapshot_name);
4846 boost::shared_ptr<Source>
4847 Session::source_by_id (const PBD::ID& id)
4849 Glib::Threads::Mutex::Lock lm (source_lock);
4850 SourceMap::iterator i;
4851 boost::shared_ptr<Source> source;
4853 if ((i = sources.find (id)) != sources.end()) {
4860 boost::shared_ptr<AudioFileSource>
4861 Session::audio_source_by_path_and_channel (const string& path, uint16_t chn) const
4863 /* Restricted to audio files because only audio sources have channel
4867 Glib::Threads::Mutex::Lock lm (source_lock);
4869 for (SourceMap::const_iterator i = sources.begin(); i != sources.end(); ++i) {
4870 boost::shared_ptr<AudioFileSource> afs
4871 = boost::dynamic_pointer_cast<AudioFileSource>(i->second);
4873 if (afs && afs->path() == path && chn == afs->channel()) {
4878 return boost::shared_ptr<AudioFileSource>();
4881 boost::shared_ptr<MidiSource>
4882 Session::midi_source_by_path (const std::string& path) const
4884 /* Restricted to MIDI files because audio sources require a channel
4885 for unique identification, in addition to a path.
4888 Glib::Threads::Mutex::Lock lm (source_lock);
4890 for (SourceMap::const_iterator s = sources.begin(); s != sources.end(); ++s) {
4891 boost::shared_ptr<MidiSource> ms
4892 = boost::dynamic_pointer_cast<MidiSource>(s->second);
4893 boost::shared_ptr<FileSource> fs
4894 = boost::dynamic_pointer_cast<FileSource>(s->second);
4896 if (ms && fs && fs->path() == path) {
4901 return boost::shared_ptr<MidiSource>();
4905 Session::count_sources_by_origin (const string& path)
4908 Glib::Threads::Mutex::Lock lm (source_lock);
4910 for (SourceMap::iterator i = sources.begin(); i != sources.end(); ++i) {
4911 boost::shared_ptr<FileSource> fs
4912 = boost::dynamic_pointer_cast<FileSource>(i->second);
4914 if (fs && fs->origin() == path) {
4923 peak_file_helper (const string& peak_path, const string& file_path, const string& file_base, bool hash) {
4925 std::string checksum = Glib::Checksum::compute_checksum(Glib::Checksum::CHECKSUM_SHA1, file_path + G_DIR_SEPARATOR + file_base);
4926 return Glib::build_filename (peak_path, checksum + peakfile_suffix);
4928 return Glib::build_filename (peak_path, file_base + peakfile_suffix);
4933 Session::construct_peak_filepath (const string& filepath, const bool in_session, const bool old_peak_name) const
4935 string interchange_dir_string = string (interchange_dir_name) + G_DIR_SEPARATOR;
4937 if (Glib::path_is_absolute (filepath)) {
4939 /* rip the session dir from the audiofile source */
4941 string session_path;
4942 bool in_another_session = true;
4944 if (filepath.find (interchange_dir_string) != string::npos) {
4946 session_path = Glib::path_get_dirname (filepath); /* now ends in audiofiles */
4947 session_path = Glib::path_get_dirname (session_path); /* now ends in session name */
4948 session_path = Glib::path_get_dirname (session_path); /* now ends in interchange */
4949 session_path = Glib::path_get_dirname (session_path); /* now has session path */
4951 /* see if it is within our session */
4953 for (vector<space_and_path>::const_iterator i = session_dirs.begin(); i != session_dirs.end(); ++i) {
4954 if (i->path == session_path) {
4955 in_another_session = false;
4960 in_another_session = false;
4964 if (in_another_session) {
4965 SessionDirectory sd (session_path);
4966 return peak_file_helper (sd.peak_path(), "", Glib::path_get_basename (filepath), !old_peak_name);
4970 /* 1) if file belongs to this session
4971 * it may be a relative path (interchange/...)
4972 * or just basename (session_state, remove source)
4973 * -> just use the basename
4975 std::string filename = Glib::path_get_basename (filepath);
4978 /* 2) if the file is outside our session dir:
4979 * (imported but not copied) add the path for check-summming */
4981 path = Glib::path_get_dirname (filepath);
4984 return peak_file_helper (_session_dir->peak_path(), path, Glib::path_get_basename (filepath), !old_peak_name);
4988 Session::new_audio_source_path_for_embedded (const std::string& path)
4992 * we know that the filename is already unique because it exists
4993 * out in the filesystem.
4995 * However, when we bring it into the session, we could get a
4998 * Eg. two embedded files:
5003 * When merged into session, these collide.
5005 * There will not be a conflict with in-memory sources
5006 * because when the source was created we already picked
5007 * a unique name for it.
5009 * This collision is not likely to be common, but we have to guard
5010 * against it. So, if there is a collision, take the md5 hash of the
5011 * the path, and use that as the filename instead.
5014 SessionDirectory sdir (get_best_session_directory_for_new_audio());
5015 string base = Glib::path_get_basename (path);
5016 string newpath = Glib::build_filename (sdir.sound_path(), base);
5018 if (Glib::file_test (newpath, Glib::FILE_TEST_EXISTS)) {
5022 md5.digestString (path.c_str());
5023 md5.writeToString ();
5024 base = md5.digestChars;
5026 string ext = get_suffix (path);
5033 newpath = Glib::build_filename (sdir.sound_path(), base);
5035 /* if this collides, we're screwed */
5037 if (Glib::file_test (newpath, Glib::FILE_TEST_EXISTS)) {
5038 error << string_compose (_("Merging embedded file %1: name collision AND md5 hash collision!"), path) << endmsg;
5047 /** Return true if there are no audio file sources that use @param name as
5048 * the filename component of their path.
5050 * Return false otherwise.
5052 * This method MUST ONLY be used to check in-session, mono files since it
5053 * hard-codes the channel of the audio file source we are looking for as zero.
5055 * If/when Ardour supports native files in non-mono formats, the logic here
5056 * will need to be revisited.
5059 Session::audio_source_name_is_unique (const string& name)
5061 std::vector<string> sdirs = source_search_path (DataType::AUDIO);
5062 vector<space_and_path>::iterator i;
5063 uint32_t existing = 0;
5065 for (vector<string>::const_iterator i = sdirs.begin(); i != sdirs.end(); ++i) {
5067 /* note that we search *without* the extension so that
5068 we don't end up both "Audio 1-1.wav" and "Audio 1-1.caf"
5069 in the event that this new name is required for
5070 a file format change.
5073 const string spath = *i;
5075 if (matching_unsuffixed_filename_exists_in (spath, name)) {
5080 /* it is possible that we have the path already
5081 * assigned to a source that has not yet been written
5082 * (ie. the write source for a diskstream). we have to
5083 * check this in order to make sure that our candidate
5084 * path isn't used again, because that can lead to
5085 * two Sources point to the same file with different
5086 * notions of their removability.
5090 string possible_path = Glib::build_filename (spath, name);
5092 if (audio_source_by_path_and_channel (possible_path, 0)) {
5098 return (existing == 0);
5102 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)
5105 const string ext = native_header_format_extension (config.get_native_file_header_format(), DataType::AUDIO);
5107 if (Profile->get_trx() && destructive) {
5109 sstr << setfill ('0') << setw (4) << cnt;
5110 sstr << legalized_base;
5112 sstr << legalized_base;
5114 if (take_required || related_exists) {
5126 } else if (nchan > 2) {
5131 /* XXX what? more than 26 channels! */
5142 /** Return a unique name based on \a base for a new internal audio source */
5144 Session::new_audio_source_path (const string& base, uint32_t nchan, uint32_t chan, bool destructive, bool take_required)
5147 string possible_name;
5148 const uint32_t limit = 9999; // arbitrary limit on number of files with the same basic name
5150 bool some_related_source_name_exists = false;
5152 legalized = legalize_for_path (base);
5154 // Find a "version" of the base name that doesn't exist in any of the possible directories.
5156 for (cnt = (destructive ? ++destructive_index : 1); cnt <= limit; ++cnt) {
5158 possible_name = format_audio_source_name (legalized, nchan, chan, destructive, take_required, cnt, some_related_source_name_exists);
5160 if (audio_source_name_is_unique (possible_name)) {
5164 some_related_source_name_exists = true;
5167 error << string_compose(
5168 _("There are already %1 recordings for %2, which I consider too many."),
5169 limit, base) << endmsg;
5171 throw failed_constructor();
5175 /* We've established that the new name does not exist in any session
5176 * directory, so now find out which one we should use for this new
5180 SessionDirectory sdir (get_best_session_directory_for_new_audio());
5182 std::string s = Glib::build_filename (sdir.sound_path(), possible_name);
5187 /** Return a unique name based on `base` for a new internal MIDI source */
5189 Session::new_midi_source_path (const string& base)
5192 char buf[PATH_MAX+1];
5193 const uint32_t limit = 10000;
5195 string possible_path;
5196 string possible_name;
5199 legalized = legalize_for_path (base);
5201 // Find a "version" of the file name that doesn't exist in any of the possible directories.
5202 std::vector<string> sdirs = source_search_path(DataType::MIDI);
5204 /* - the main session folder is the first in the vector.
5205 * - after checking all locations for file-name uniqueness,
5206 * we keep the one from the last iteration as new file name
5207 * - midi files are small and should just be kept in the main session-folder
5209 * -> reverse the array, check main session folder last and use that as location
5212 std::reverse(sdirs.begin(), sdirs.end());
5214 for (cnt = 1; cnt <= limit; ++cnt) {
5216 vector<space_and_path>::iterator i;
5217 uint32_t existing = 0;
5219 for (vector<string>::const_iterator i = sdirs.begin(); i != sdirs.end(); ++i) {
5221 snprintf (buf, sizeof(buf), "%s-%u.mid", legalized.c_str(), cnt);
5222 possible_name = buf;
5224 possible_path = Glib::build_filename (*i, possible_name);
5226 if (Glib::file_test (possible_path, Glib::FILE_TEST_EXISTS)) {
5230 if (midi_source_by_path (possible_path)) {
5235 if (existing == 0) {
5240 error << string_compose(
5241 _("There are already %1 recordings for %2, which I consider too many."),
5242 limit, base) << endmsg;
5248 /* No need to "find best location" for software/app-based RAID, because
5249 MIDI is so small that we always put it in the same place.
5252 return possible_path;
5256 /** Create a new within-session audio source */
5257 boost::shared_ptr<AudioFileSource>
5258 Session::create_audio_source_for_session (size_t n_chans, string const & base, uint32_t chan, bool destructive)
5260 const string path = new_audio_source_path (base, n_chans, chan, destructive, true);
5262 if (!path.empty()) {
5263 return boost::dynamic_pointer_cast<AudioFileSource> (
5264 SourceFactory::createWritable (DataType::AUDIO, *this, path, destructive, frame_rate(), true, true));
5266 throw failed_constructor ();
5270 /** Create a new within-session MIDI source */
5271 boost::shared_ptr<MidiSource>
5272 Session::create_midi_source_for_session (string const & basic_name)
5274 const string path = new_midi_source_path (basic_name);
5276 if (!path.empty()) {
5277 return boost::dynamic_pointer_cast<SMFSource> (
5278 SourceFactory::createWritable (
5279 DataType::MIDI, *this, path, false, frame_rate()));
5281 throw failed_constructor ();
5285 /** Create a new within-session MIDI source */
5286 boost::shared_ptr<MidiSource>
5287 Session::create_midi_source_by_stealing_name (boost::shared_ptr<Track> track)
5289 /* the caller passes in the track the source will be used in,
5290 so that we can keep the numbering sane.
5292 Rationale: a track with the name "Foo" that has had N
5293 captures carried out so far will ALREADY have a write source
5294 named "Foo-N+1.mid" waiting to be used for the next capture.
5296 If we call new_midi_source_name() we will get "Foo-N+2". But
5297 there is no region corresponding to "Foo-N+1", so when
5298 "Foo-N+2" appears in the track, the gap presents the user
5299 with odd behaviour - why did it skip past Foo-N+1?
5301 We could explain this to the user in some odd way, but
5302 instead we rename "Foo-N+1.mid" as "Foo-N+2.mid", and then
5305 If that attempted rename fails, we get "Foo-N+2.mid" anyway.
5308 boost::shared_ptr<MidiTrack> mt = boost::dynamic_pointer_cast<MidiTrack> (track);
5310 std::string name = track->steal_write_source_name ();
5313 return boost::shared_ptr<MidiSource>();
5316 /* MIDI files are small, just put them in the first location of the
5317 session source search path.
5320 const string path = Glib::build_filename (source_search_path (DataType::MIDI).front(), name);
5322 return boost::dynamic_pointer_cast<SMFSource> (
5323 SourceFactory::createWritable (
5324 DataType::MIDI, *this, path, false, frame_rate()));
5329 Session::add_playlist (boost::shared_ptr<Playlist> playlist, bool unused)
5331 if (playlist->hidden()) {
5335 playlists->add (playlist);
5338 playlist->release();
5345 Session::remove_playlist (boost::weak_ptr<Playlist> weak_playlist)
5347 if (_state_of_the_state & Deletion) {
5351 boost::shared_ptr<Playlist> playlist (weak_playlist.lock());
5357 playlists->remove (playlist);
5363 Session::set_audition (boost::shared_ptr<Region> r)
5365 pending_audition_region = r;
5366 add_post_transport_work (PostTransportAudition);
5367 _butler->schedule_transport_work ();
5371 Session::audition_playlist ()
5373 SessionEvent* ev = new SessionEvent (SessionEvent::Audition, SessionEvent::Add, SessionEvent::Immediate, 0, 0.0);
5374 ev->region.reset ();
5380 Session::register_lua_function (
5381 const std::string& name,
5382 const std::string& script,
5383 const LuaScriptParamList& args
5386 Glib::Threads::Mutex::Lock lm (lua_lock);
5388 lua_State* L = lua.getState();
5390 const std::string& bytecode = LuaScripting::get_factory_bytecode (script);
5391 luabridge::LuaRef tbl_arg (luabridge::newTable(L));
5392 for (LuaScriptParamList::const_iterator i = args.begin(); i != args.end(); ++i) {
5393 if ((*i)->optional && !(*i)->is_set) { continue; }
5394 tbl_arg[(*i)->name] = (*i)->value;
5396 (*_lua_add)(name, bytecode, tbl_arg); // throws luabridge::LuaException
5399 LuaScriptsChanged (); /* EMIT SIGNAL */
5404 Session::unregister_lua_function (const std::string& name)
5406 Glib::Threads::Mutex::Lock lm (lua_lock);
5407 (*_lua_del)(name); // throws luabridge::LuaException
5408 lua.collect_garbage ();
5411 LuaScriptsChanged (); /* EMIT SIGNAL */
5415 std::vector<std::string>
5416 Session::registered_lua_functions ()
5418 Glib::Threads::Mutex::Lock lm (lua_lock);
5419 std::vector<std::string> rv;
5422 luabridge::LuaRef list ((*_lua_list)());
5423 for (luabridge::Iterator i (list); !i.isNil (); ++i) {
5424 if (!i.key ().isString ()) { assert(0); continue; }
5425 rv.push_back (i.key ().cast<std::string> ());
5427 } catch (luabridge::LuaException const& e) { }
5432 static void _lua_print (std::string s) {
5433 std::cout << "SessionLua: " << s << "\n";
5438 Session::try_run_lua (pframes_t nframes)
5440 if (_n_lua_scripts == 0) return;
5441 Glib::Threads::Mutex::Lock tm (lua_lock, Glib::Threads::TRY_LOCK);
5443 try { (*_lua_run)(nframes); } catch (luabridge::LuaException const& e) { }
5444 lua.collect_garbage_step ();
5449 Session::setup_lua ()
5452 lua.Print.connect (&_lua_print);
5456 "function ArdourSession ()"
5457 " local self = { scripts = {}, instances = {} }"
5459 " local remove = function (n)"
5460 " self.scripts[n] = nil"
5461 " self.instances[n] = nil"
5462 " Session:scripts_changed()" // call back
5465 " local addinternal = function (n, f, a)"
5466 " assert(type(n) == 'string', 'function-name must be string')"
5467 " assert(type(f) == 'function', 'Given script is a not a function')"
5468 " assert(type(a) == 'table' or type(a) == 'nil', 'Given argument is invalid')"
5469 " assert(self.scripts[n] == nil, 'Callback \"'.. n ..'\" already exists.')"
5470 " self.scripts[n] = { ['f'] = f, ['a'] = a }"
5471 " 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"
5472 " 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 }"
5473 " self.instances[n] = load (string.dump(f, true), nil, nil, env)(a)"
5474 " Session:scripts_changed()" // call back
5477 " local add = function (n, b, a)"
5478 " assert(type(b) == 'string', 'ByteCode must be string')"
5479 " load (b)()" // assigns f
5480 " assert(type(f) == 'string', 'Assigned ByteCode must be string')"
5481 " addinternal (n, load(f), a)"
5484 " local run = function (...)"
5485 " for n, s in pairs (self.instances) do"
5486 " local status, err = pcall (s, ...)"
5487 " if not status then"
5488 " print ('fn \"'.. n .. '\": ', err)"
5495 " local cleanup = function ()"
5496 " self.scripts = nil"
5497 " self.instances = nil"
5500 " local list = function ()"
5502 " for n, _ in pairs (self.scripts) do"
5508 " local function basic_serialize (o)"
5509 " if type(o) == \"number\" then"
5510 " return tostring(o)"
5512 " return string.format(\"%q\", o)"
5516 " local function serialize (name, value)"
5517 " local rv = name .. ' = '"
5519 " if type(value) == \"number\" or type(value) == \"string\" or type(value) == \"nil\" then"
5520 " return rv .. basic_serialize(value) .. ' '"
5521 " elseif type(value) == \"table\" then"
5523 " for k,v in pairs(value) do"
5524 " local fieldname = string.format(\"%s[%s]\", name, basic_serialize(k))"
5525 " rv = rv .. serialize(fieldname, v) .. ' '"
5526 " collectgarbage()" // string concatenation allocates a new string :(
5529 " elseif type(value) == \"function\" then"
5530 " return rv .. string.format(\"%q\", string.dump(value, true))"
5532 " error('cannot save a ' .. type(value))"
5537 " local save = function ()"
5538 " return (serialize('scripts', self.scripts))"
5541 " local restore = function (state)"
5542 " self.scripts = {}"
5544 " for n, s in pairs (scripts) do"
5545 " addinternal (n, load(s['f']), s['a'])"
5549 " return { run = run, add = add, remove = remove,"
5550 " list = list, restore = restore, save = save, cleanup = cleanup}"
5553 " sess = ArdourSession ()"
5554 " ArdourSession = nil"
5556 "function ardour () end"
5559 lua_State* L = lua.getState();
5562 luabridge::LuaRef lua_sess = luabridge::getGlobal (L, "sess");
5563 lua.do_command ("sess = nil"); // hide it.
5564 lua.do_command ("collectgarbage()");
5566 _lua_run = new luabridge::LuaRef(lua_sess["run"]);
5567 _lua_add = new luabridge::LuaRef(lua_sess["add"]);
5568 _lua_del = new luabridge::LuaRef(lua_sess["remove"]);
5569 _lua_list = new luabridge::LuaRef(lua_sess["list"]);
5570 _lua_save = new luabridge::LuaRef(lua_sess["save"]);
5571 _lua_load = new luabridge::LuaRef(lua_sess["restore"]);
5572 _lua_cleanup = new luabridge::LuaRef(lua_sess["cleanup"]);
5573 } catch (luabridge::LuaException const& e) {
5574 fatal << string_compose (_("programming error: %1"),
5575 X_("Failed to setup Lua interpreter"))
5577 abort(); /*NOTREACHED*/
5580 LuaBindings::stddef (L);
5581 LuaBindings::common (L);
5582 LuaBindings::dsp (L);
5583 luabridge::push <Session *> (L, this);
5584 lua_setglobal (L, "Session");
5588 Session::scripts_changed ()
5590 assert (!lua_lock.trylock()); // must hold lua_lock
5593 luabridge::LuaRef list ((*_lua_list)());
5595 for (luabridge::Iterator i (list); !i.isNil (); ++i) {
5596 if (!i.key ().isString ()) { assert(0); continue; }
5599 _n_lua_scripts = cnt;
5600 } catch (luabridge::LuaException const& e) {
5601 fatal << string_compose (_("programming error: %1"),
5602 X_("Indexing Lua Session Scripts failed."))
5604 abort(); /*NOTREACHED*/
5609 Session::non_realtime_set_audition ()
5611 assert (pending_audition_region);
5612 auditioner->audition_region (pending_audition_region);
5613 pending_audition_region.reset ();
5614 AuditionActive (true); /* EMIT SIGNAL */
5618 Session::audition_region (boost::shared_ptr<Region> r)
5620 SessionEvent* ev = new SessionEvent (SessionEvent::Audition, SessionEvent::Add, SessionEvent::Immediate, 0, 0.0);
5626 Session::cancel_audition ()
5631 if (auditioner->auditioning()) {
5632 auditioner->cancel_audition ();
5633 AuditionActive (false); /* EMIT SIGNAL */
5638 Session::is_auditioning () const
5640 /* can be called before we have an auditioner object */
5642 return auditioner->auditioning();
5649 Session::graph_reordered ()
5651 /* don't do this stuff if we are setting up connections
5652 from a set_state() call or creating new tracks. Ditto for deletion.
5655 if ((_state_of_the_state & (InitialConnecting|Deletion)) || _adding_routes_in_progress || _reconnecting_routes_in_progress || _route_deletion_in_progress) {
5659 /* every track/bus asked for this to be handled but it was deferred because
5660 we were connecting. do it now.
5663 request_input_change_handling ();
5667 /* force all diskstreams to update their capture offset values to
5668 reflect any changes in latencies within the graph.
5671 boost::shared_ptr<RouteList> rl = routes.reader ();
5672 for (RouteList::iterator i = rl->begin(); i != rl->end(); ++i) {
5673 boost::shared_ptr<Track> tr = boost::dynamic_pointer_cast<Track> (*i);
5675 tr->set_capture_offset ();
5680 /** @return Number of frames that there is disk space available to write,
5683 boost::optional<framecnt_t>
5684 Session::available_capture_duration ()
5686 Glib::Threads::Mutex::Lock lm (space_lock);
5688 if (_total_free_4k_blocks_uncertain) {
5689 return boost::optional<framecnt_t> ();
5692 float sample_bytes_on_disk = 4.0; // keep gcc happy
5694 switch (config.get_native_file_data_format()) {
5696 sample_bytes_on_disk = 4.0;
5700 sample_bytes_on_disk = 3.0;
5704 sample_bytes_on_disk = 2.0;
5708 /* impossible, but keep some gcc versions happy */
5709 fatal << string_compose (_("programming error: %1"),
5710 X_("illegal native file data format"))
5712 abort(); /*NOTREACHED*/
5715 double scale = 4096.0 / sample_bytes_on_disk;
5717 if (_total_free_4k_blocks * scale > (double) max_framecnt) {
5718 return max_framecnt;
5721 return (framecnt_t) floor (_total_free_4k_blocks * scale);
5725 Session::add_bundle (boost::shared_ptr<Bundle> bundle, bool emit_signal)
5728 RCUWriter<BundleList> writer (_bundles);
5729 boost::shared_ptr<BundleList> b = writer.get_copy ();
5730 b->push_back (bundle);
5734 BundleAddedOrRemoved (); /* EMIT SIGNAL */
5741 Session::remove_bundle (boost::shared_ptr<Bundle> bundle)
5743 bool removed = false;
5746 RCUWriter<BundleList> writer (_bundles);
5747 boost::shared_ptr<BundleList> b = writer.get_copy ();
5748 BundleList::iterator i = find (b->begin(), b->end(), bundle);
5750 if (i != b->end()) {
5757 BundleAddedOrRemoved (); /* EMIT SIGNAL */
5763 boost::shared_ptr<Bundle>
5764 Session::bundle_by_name (string name) const
5766 boost::shared_ptr<BundleList> b = _bundles.reader ();
5768 for (BundleList::const_iterator i = b->begin(); i != b->end(); ++i) {
5769 if ((*i)->name() == name) {
5774 return boost::shared_ptr<Bundle> ();
5778 Session::tempo_map_changed (const PropertyChange&)
5782 playlists->update_after_tempo_map_change ();
5784 _locations->apply (*this, &Session::update_locations_after_tempo_map_change);
5790 Session::update_locations_after_tempo_map_change (const Locations::LocationList& loc)
5792 for (Locations::LocationList::const_iterator i = loc.begin(); i != loc.end(); ++i) {
5793 (*i)->recompute_frames_from_beat ();
5797 /** Ensures that all buffers (scratch, send, silent, etc) are allocated for
5798 * the given count with the current block size.
5801 Session::ensure_buffers (ChanCount howmany)
5803 BufferManager::ensure_buffers (howmany, bounce_processing() ? bounce_chunk_size : 0);
5807 Session::ensure_buffer_set(BufferSet& buffers, const ChanCount& count)
5809 for (DataType::iterator t = DataType::begin(); t != DataType::end(); ++t) {
5810 buffers.ensure_buffers(*t, count.get(*t), _engine.raw_buffer_size(*t));
5815 Session::next_insert_id ()
5817 /* this doesn't really loop forever. just think about it */
5820 for (boost::dynamic_bitset<uint32_t>::size_type n = 1; n < insert_bitset.size(); ++n) {
5821 if (!insert_bitset[n]) {
5822 insert_bitset[n] = true;
5828 /* none available, so resize and try again */
5830 insert_bitset.resize (insert_bitset.size() + 16, false);
5835 Session::next_send_id ()
5837 /* this doesn't really loop forever. just think about it */
5840 for (boost::dynamic_bitset<uint32_t>::size_type n = 1; n < send_bitset.size(); ++n) {
5841 if (!send_bitset[n]) {
5842 send_bitset[n] = true;
5848 /* none available, so resize and try again */
5850 send_bitset.resize (send_bitset.size() + 16, false);
5855 Session::next_aux_send_id ()
5857 /* this doesn't really loop forever. just think about it */
5860 for (boost::dynamic_bitset<uint32_t>::size_type n = 1; n < aux_send_bitset.size(); ++n) {
5861 if (!aux_send_bitset[n]) {
5862 aux_send_bitset[n] = true;
5868 /* none available, so resize and try again */
5870 aux_send_bitset.resize (aux_send_bitset.size() + 16, false);
5875 Session::next_return_id ()
5877 /* this doesn't really loop forever. just think about it */
5880 for (boost::dynamic_bitset<uint32_t>::size_type n = 1; n < return_bitset.size(); ++n) {
5881 if (!return_bitset[n]) {
5882 return_bitset[n] = true;
5888 /* none available, so resize and try again */
5890 return_bitset.resize (return_bitset.size() + 16, false);
5895 Session::mark_send_id (uint32_t id)
5897 if (id >= send_bitset.size()) {
5898 send_bitset.resize (id+16, false);
5900 if (send_bitset[id]) {
5901 warning << string_compose (_("send ID %1 appears to be in use already"), id) << endmsg;
5903 send_bitset[id] = true;
5907 Session::mark_aux_send_id (uint32_t id)
5909 if (id >= aux_send_bitset.size()) {
5910 aux_send_bitset.resize (id+16, false);
5912 if (aux_send_bitset[id]) {
5913 warning << string_compose (_("aux send ID %1 appears to be in use already"), id) << endmsg;
5915 aux_send_bitset[id] = true;
5919 Session::mark_return_id (uint32_t id)
5921 if (id >= return_bitset.size()) {
5922 return_bitset.resize (id+16, false);
5924 if (return_bitset[id]) {
5925 warning << string_compose (_("return ID %1 appears to be in use already"), id) << endmsg;
5927 return_bitset[id] = true;
5931 Session::mark_insert_id (uint32_t id)
5933 if (id >= insert_bitset.size()) {
5934 insert_bitset.resize (id+16, false);
5936 if (insert_bitset[id]) {
5937 warning << string_compose (_("insert ID %1 appears to be in use already"), id) << endmsg;
5939 insert_bitset[id] = true;
5943 Session::unmark_send_id (uint32_t id)
5945 if (id < send_bitset.size()) {
5946 send_bitset[id] = false;
5951 Session::unmark_aux_send_id (uint32_t id)
5953 if (id < aux_send_bitset.size()) {
5954 aux_send_bitset[id] = false;
5959 Session::unmark_return_id (uint32_t id)
5961 if (_state_of_the_state & Deletion) { return; }
5962 if (id < return_bitset.size()) {
5963 return_bitset[id] = false;
5968 Session::unmark_insert_id (uint32_t id)
5970 if (id < insert_bitset.size()) {
5971 insert_bitset[id] = false;
5976 Session::reset_native_file_format ()
5978 boost::shared_ptr<RouteList> rl = routes.reader ();
5980 for (RouteList::iterator i = rl->begin(); i != rl->end(); ++i) {
5981 boost::shared_ptr<Track> tr = boost::dynamic_pointer_cast<Track> (*i);
5983 /* don't save state as we do this, there's no point
5985 _state_of_the_state = StateOfTheState (_state_of_the_state|InCleanup);
5986 tr->reset_write_sources (false);
5987 _state_of_the_state = StateOfTheState (_state_of_the_state & ~InCleanup);
5993 Session::route_name_unique (string n) const
5995 boost::shared_ptr<RouteList> r = routes.reader ();
5997 for (RouteList::const_iterator i = r->begin(); i != r->end(); ++i) {
5998 if ((*i)->name() == n) {
6007 Session::route_name_internal (string n) const
6009 if (auditioner && auditioner->name() == n) {
6013 if (_click_io && _click_io->name() == n) {
6021 Session::freeze_all (InterThreadInfo& itt)
6023 boost::shared_ptr<RouteList> r = routes.reader ();
6025 for (RouteList::iterator i = r->begin(); i != r->end(); ++i) {
6027 boost::shared_ptr<Track> t;
6029 if ((t = boost::dynamic_pointer_cast<Track>(*i)) != 0) {
6030 /* XXX this is wrong because itt.progress will keep returning to zero at the start
6040 boost::shared_ptr<Region>
6041 Session::write_one_track (Track& track, framepos_t start, framepos_t end,
6042 bool /*overwrite*/, vector<boost::shared_ptr<Source> >& srcs,
6043 InterThreadInfo& itt,
6044 boost::shared_ptr<Processor> endpoint, bool include_endpoint,
6045 bool for_export, bool for_freeze)
6047 boost::shared_ptr<Region> result;
6048 boost::shared_ptr<Playlist> playlist;
6049 boost::shared_ptr<Source> source;
6050 ChanCount diskstream_channels (track.n_channels());
6051 framepos_t position;
6052 framecnt_t this_chunk;
6054 framepos_t latency_skip;
6056 framepos_t len = end - start;
6057 bool need_block_size_reset = false;
6058 ChanCount const max_proc = track.max_processor_streams ();
6059 string legal_playlist_name;
6060 string possible_path;
6063 error << string_compose (_("Cannot write a range where end <= start (e.g. %1 <= %2)"),
6064 end, start) << endmsg;
6068 diskstream_channels = track.bounce_get_output_streams (diskstream_channels, endpoint,
6069 include_endpoint, for_export, for_freeze);
6071 if (diskstream_channels.n(track.data_type()) < 1) {
6072 error << _("Cannot write a range with no data.") << endmsg;
6076 // block all process callback handling
6078 block_processing ();
6081 // synchronize with AudioEngine::process_callback()
6082 // make sure processing is not currently running
6083 // and processing_blocked() is honored before
6084 // acquiring thread buffers
6085 Glib::Threads::Mutex::Lock lm (_engine.process_lock());
6088 _bounce_processing_active = true;
6090 /* call tree *MUST* hold route_lock */
6092 if ((playlist = track.playlist()) == 0) {
6096 legal_playlist_name = legalize_for_path (playlist->name());
6098 for (uint32_t chan_n = 0; chan_n < diskstream_channels.n(track.data_type()); ++chan_n) {
6100 string base_name = string_compose ("%1-%2-bounce", playlist->name(), chan_n);
6101 string path = ((track.data_type() == DataType::AUDIO)
6102 ? new_audio_source_path (legal_playlist_name, diskstream_channels.n_audio(), chan_n, false, true)
6103 : new_midi_source_path (legal_playlist_name));
6110 source = SourceFactory::createWritable (track.data_type(), *this, path, false, frame_rate());
6113 catch (failed_constructor& err) {
6114 error << string_compose (_("cannot create new file \"%1\" for %2"), path, track.name()) << endmsg;
6118 srcs.push_back (source);
6121 /* tell redirects that care that we are about to use a much larger
6122 * blocksize. this will flush all plugins too, so that they are ready
6123 * to be used for this process.
6126 need_block_size_reset = true;
6127 track.set_block_size (bounce_chunk_size);
6128 _engine.main_thread()->get_buffers ();
6132 latency_skip = track.bounce_get_latency (endpoint, include_endpoint, for_export, for_freeze);
6134 /* create a set of reasonably-sized buffers */
6135 for (DataType::iterator t = DataType::begin(); t != DataType::end(); ++t) {
6136 buffers.ensure_buffers(*t, max_proc.get(*t), bounce_chunk_size);
6138 buffers.set_count (max_proc);
6140 for (vector<boost::shared_ptr<Source> >::iterator src = srcs.begin(); src != srcs.end(); ++src) {
6141 boost::shared_ptr<AudioFileSource> afs = boost::dynamic_pointer_cast<AudioFileSource>(*src);
6142 boost::shared_ptr<MidiSource> ms;
6144 afs->prepare_for_peakfile_writes ();
6145 } else if ((ms = boost::dynamic_pointer_cast<MidiSource>(*src))) {
6146 Source::Lock lock(ms->mutex());
6147 ms->mark_streaming_write_started(lock);
6151 while (to_do && !itt.cancel) {
6153 this_chunk = min (to_do, bounce_chunk_size);
6155 if (track.export_stuff (buffers, start, this_chunk, endpoint, include_endpoint, for_export, for_freeze)) {
6159 start += this_chunk;
6160 to_do -= this_chunk;
6161 itt.progress = (float) (1.0 - ((double) to_do / len));
6163 if (latency_skip >= bounce_chunk_size) {
6164 latency_skip -= bounce_chunk_size;
6168 const framecnt_t current_chunk = this_chunk - latency_skip;
6171 for (vector<boost::shared_ptr<Source> >::iterator src=srcs.begin(); src != srcs.end(); ++src, ++n) {
6172 boost::shared_ptr<AudioFileSource> afs = boost::dynamic_pointer_cast<AudioFileSource>(*src);
6173 boost::shared_ptr<MidiSource> ms;
6176 if (afs->write (buffers.get_audio(n).data(latency_skip), current_chunk) != current_chunk) {
6179 } else if ((ms = boost::dynamic_pointer_cast<MidiSource>(*src))) {
6180 Source::Lock lock(ms->mutex());
6182 const MidiBuffer& buf = buffers.get_midi(0);
6183 for (MidiBuffer::const_iterator i = buf.begin(); i != buf.end(); ++i) {
6184 Evoral::Event<framepos_t> ev = *i;
6185 ev.set_time(ev.time() - position);
6186 ms->append_event_frames(lock, ev, ms->timeline_position());
6193 /* post-roll, pick up delayed processor output */
6194 latency_skip = track.bounce_get_latency (endpoint, include_endpoint, for_export, for_freeze);
6196 while (latency_skip && !itt.cancel) {
6197 this_chunk = min (latency_skip, bounce_chunk_size);
6198 latency_skip -= this_chunk;
6200 buffers.silence (this_chunk, 0);
6201 track.bounce_process (buffers, start, this_chunk, endpoint, include_endpoint, for_export, for_freeze);
6204 for (vector<boost::shared_ptr<Source> >::iterator src=srcs.begin(); src != srcs.end(); ++src, ++n) {
6205 boost::shared_ptr<AudioFileSource> afs = boost::dynamic_pointer_cast<AudioFileSource>(*src);
6208 if (afs->write (buffers.get_audio(n).data(), this_chunk) != this_chunk) {
6220 xnow = localtime (&now);
6222 for (vector<boost::shared_ptr<Source> >::iterator src=srcs.begin(); src != srcs.end(); ++src) {
6223 boost::shared_ptr<AudioFileSource> afs = boost::dynamic_pointer_cast<AudioFileSource>(*src);
6224 boost::shared_ptr<MidiSource> ms;
6227 afs->update_header (position, *xnow, now);
6228 afs->flush_header ();
6229 } else if ((ms = boost::dynamic_pointer_cast<MidiSource>(*src))) {
6230 Source::Lock lock(ms->mutex());
6231 ms->mark_streaming_write_completed(lock);
6235 /* construct a region to represent the bounced material */
6239 plist.add (Properties::start, 0);
6240 plist.add (Properties::length, srcs.front()->length(srcs.front()->timeline_position()));
6241 plist.add (Properties::name, region_name_from_path (srcs.front()->name(), true));
6243 result = RegionFactory::create (srcs, plist);
6249 for (vector<boost::shared_ptr<Source> >::iterator src = srcs.begin(); src != srcs.end(); ++src) {
6250 (*src)->mark_for_remove ();
6251 (*src)->drop_references ();
6255 for (vector<boost::shared_ptr<Source> >::iterator src = srcs.begin(); src != srcs.end(); ++src) {
6256 boost::shared_ptr<AudioFileSource> afs = boost::dynamic_pointer_cast<AudioFileSource>(*src);
6259 afs->done_with_peakfile_writes ();
6263 _bounce_processing_active = false;
6265 if (need_block_size_reset) {
6266 _engine.main_thread()->drop_buffers ();
6267 track.set_block_size (get_block_size());
6270 unblock_processing ();
6276 Session::gain_automation_buffer() const
6278 return ProcessThread::gain_automation_buffer ();
6282 Session::trim_automation_buffer() const
6284 return ProcessThread::trim_automation_buffer ();
6288 Session::send_gain_automation_buffer() const
6290 return ProcessThread::send_gain_automation_buffer ();
6294 Session::scratch_automation_buffer() const
6296 return ProcessThread::scratch_automation_buffer ();
6300 Session::pan_automation_buffer() const
6302 return ProcessThread::pan_automation_buffer ();
6306 Session::get_silent_buffers (ChanCount count)
6308 return ProcessThread::get_silent_buffers (count);
6312 Session::get_scratch_buffers (ChanCount count, bool silence)
6314 return ProcessThread::get_scratch_buffers (count, silence);
6318 Session::get_noinplace_buffers (ChanCount count)
6320 return ProcessThread::get_noinplace_buffers (count);
6324 Session::get_route_buffers (ChanCount count, bool silence)
6326 return ProcessThread::get_route_buffers (count, silence);
6331 Session::get_mix_buffers (ChanCount count)
6333 return ProcessThread::get_mix_buffers (count);
6337 Session::ntracks () const
6340 boost::shared_ptr<RouteList> r = routes.reader ();
6342 for (RouteList::const_iterator i = r->begin(); i != r->end(); ++i) {
6343 if (boost::dynamic_pointer_cast<Track> (*i)) {
6352 Session::nbusses () const
6355 boost::shared_ptr<RouteList> r = routes.reader ();
6357 for (RouteList::const_iterator i = r->begin(); i != r->end(); ++i) {
6358 if (boost::dynamic_pointer_cast<Track>(*i) == 0) {
6367 Session::nstripables (bool with_auditioner_and_monitor) const
6369 uint32_t rv = routes.reader()->size ();
6370 rv += _vca_manager->vcas ().size ();
6372 if (with_auditioner_and_monitor) {
6388 Session::add_automation_list(AutomationList *al)
6390 automation_lists[al->id()] = al;
6393 /** @return true if there is at least one record-enabled track, otherwise false */
6395 Session::have_rec_enabled_track () const
6397 return g_atomic_int_get (const_cast<gint*>(&_have_rec_enabled_track)) == 1;
6401 Session::have_rec_disabled_track () const
6403 return g_atomic_int_get (const_cast<gint*>(&_have_rec_disabled_track)) == 1;
6406 /** Update the state of our rec-enabled tracks flag */
6408 Session::update_route_record_state ()
6410 boost::shared_ptr<RouteList> rl = routes.reader ();
6411 RouteList::iterator i = rl->begin();
6412 while (i != rl->end ()) {
6414 boost::shared_ptr<Track> tr = boost::dynamic_pointer_cast<Track> (*i);
6415 if (tr && tr->rec_enable_control()->get_value()) {
6422 int const old = g_atomic_int_get (&_have_rec_enabled_track);
6424 g_atomic_int_set (&_have_rec_enabled_track, i != rl->end () ? 1 : 0);
6426 if (g_atomic_int_get (&_have_rec_enabled_track) != old) {
6427 RecordStateChanged (); /* EMIT SIGNAL */
6430 for (i = rl->begin(); i != rl->end (); ++i) {
6431 boost::shared_ptr<Track> tr = boost::dynamic_pointer_cast<Track> (*i);
6432 if (tr && !tr->rec_enable_control()->get_value()) {
6437 g_atomic_int_set (&_have_rec_disabled_track, i != rl->end () ? 1 : 0);
6439 bool record_arm_state_changed = (old != g_atomic_int_get (&_have_rec_enabled_track) );
6441 if (record_status() == Recording && record_arm_state_changed ) {
6442 RecordArmStateChanged ();
6448 Session::listen_position_changed ()
6450 ProcessorChangeBlocker pcb (this);
6451 boost::shared_ptr<RouteList> r = routes.reader ();
6452 for (RouteList::iterator i = r->begin(); i != r->end(); ++i) {
6453 (*i)->listen_position_changed ();
6458 Session::solo_control_mode_changed ()
6460 if (soloing() || listening()) {
6462 /* We can't use ::clear_all_solo_state() here because during
6463 session loading at program startup, that will queue a call
6464 to rt_clear_all_solo_state() that will not execute until
6465 AFTER solo states have been established (thus throwing away
6466 the session's saved solo state). So just explicitly turn
6469 set_controls (route_list_to_control_list (get_routes(), &Stripable::solo_control), 0.0, Controllable::NoGroup);
6471 clear_all_solo_state (get_routes());
6476 /** Called when a property of one of our route groups changes */
6478 Session::route_group_property_changed (RouteGroup* rg)
6480 RouteGroupPropertyChanged (rg); /* EMIT SIGNAL */
6483 /** Called when a route is added to one of our route groups */
6485 Session::route_added_to_route_group (RouteGroup* rg, boost::weak_ptr<Route> r)
6487 RouteAddedToRouteGroup (rg, r);
6490 /** Called when a route is removed from one of our route groups */
6492 Session::route_removed_from_route_group (RouteGroup* rg, boost::weak_ptr<Route> r)
6494 update_route_record_state ();
6495 RouteRemovedFromRouteGroup (rg, r); /* EMIT SIGNAL */
6497 if (!rg->has_control_master () && !rg->has_subgroup () && rg->empty()) {
6498 remove_route_group (*rg);
6502 boost::shared_ptr<RouteList>
6503 Session::get_tracks () const
6505 boost::shared_ptr<RouteList> rl = routes.reader ();
6506 boost::shared_ptr<RouteList> tl (new RouteList);
6508 for (RouteList::const_iterator r = rl->begin(); r != rl->end(); ++r) {
6509 if (boost::dynamic_pointer_cast<Track> (*r)) {
6510 if (!(*r)->is_auditioner()) {
6518 boost::shared_ptr<RouteList>
6519 Session::get_routes_with_regions_at (framepos_t const p) const
6521 boost::shared_ptr<RouteList> r = routes.reader ();
6522 boost::shared_ptr<RouteList> rl (new RouteList);
6524 for (RouteList::iterator i = r->begin(); i != r->end(); ++i) {
6525 boost::shared_ptr<Track> tr = boost::dynamic_pointer_cast<Track> (*i);
6530 boost::shared_ptr<Playlist> pl = tr->playlist ();
6535 if (pl->has_region_at (p)) {
6544 Session::goto_end ()
6546 if (_session_range_location) {
6547 request_locate (_session_range_location->end(), false);
6549 request_locate (0, false);
6554 Session::goto_start (bool and_roll)
6556 if (_session_range_location) {
6557 request_locate (_session_range_location->start(), and_roll);
6559 request_locate (0, and_roll);
6564 Session::current_start_frame () const
6566 return _session_range_location ? _session_range_location->start() : 0;
6570 Session::current_end_frame () const
6572 return _session_range_location ? _session_range_location->end() : 0;
6576 Session::set_session_range_location (framepos_t start, framepos_t end)
6578 _session_range_location = new Location (*this, start, end, _("session"), Location::IsSessionRange, 0);
6579 _locations->add (_session_range_location);
6583 Session::step_edit_status_change (bool yn)
6589 send = (_step_editors == 0);
6594 send = (_step_editors == 1);
6597 if (_step_editors > 0) {
6603 StepEditStatusChange (val);
6609 Session::start_time_changed (framepos_t old)
6611 /* Update the auto loop range to match the session range
6612 (unless the auto loop range has been changed by the user)
6615 Location* s = _locations->session_range_location ();
6620 Location* l = _locations->auto_loop_location ();
6622 if (l && l->start() == old) {
6623 l->set_start (s->start(), true);
6629 Session::end_time_changed (framepos_t old)
6631 /* Update the auto loop range to match the session range
6632 (unless the auto loop range has been changed by the user)
6635 Location* s = _locations->session_range_location ();
6640 Location* l = _locations->auto_loop_location ();
6642 if (l && l->end() == old) {
6643 l->set_end (s->end(), true);
6648 std::vector<std::string>
6649 Session::source_search_path (DataType type) const
6653 if (session_dirs.size() == 1) {
6655 case DataType::AUDIO:
6656 sp.push_back (_session_dir->sound_path());
6658 case DataType::MIDI:
6659 sp.push_back (_session_dir->midi_path());
6663 for (vector<space_and_path>::const_iterator i = session_dirs.begin(); i != session_dirs.end(); ++i) {
6664 SessionDirectory sdir (i->path);
6666 case DataType::AUDIO:
6667 sp.push_back (sdir.sound_path());
6669 case DataType::MIDI:
6670 sp.push_back (sdir.midi_path());
6676 if (type == DataType::AUDIO) {
6677 const string sound_path_2X = _session_dir->sound_path_2X();
6678 if (Glib::file_test (sound_path_2X, Glib::FILE_TEST_EXISTS|Glib::FILE_TEST_IS_DIR)) {
6679 if (find (sp.begin(), sp.end(), sound_path_2X) == sp.end()) {
6680 sp.push_back (sound_path_2X);
6685 // now check the explicit (possibly user-specified) search path
6688 case DataType::AUDIO:
6689 sp += Searchpath(config.get_audio_search_path ());
6691 case DataType::MIDI:
6692 sp += Searchpath(config.get_midi_search_path ());
6700 Session::ensure_search_path_includes (const string& path, DataType type)
6709 case DataType::AUDIO:
6710 sp += Searchpath(config.get_audio_search_path ());
6712 case DataType::MIDI:
6713 sp += Searchpath (config.get_midi_search_path ());
6717 for (vector<std::string>::iterator i = sp.begin(); i != sp.end(); ++i) {
6718 /* No need to add this new directory if it has the same inode as
6719 an existing one; checking inode rather than name prevents duplicated
6720 directories when we are using symlinks.
6722 On Windows, I think we could just do if (*i == path) here.
6724 if (PBD::equivalent_paths (*i, path)) {
6732 case DataType::AUDIO:
6733 config.set_audio_search_path (sp.to_string());
6735 case DataType::MIDI:
6736 config.set_midi_search_path (sp.to_string());
6742 Session::remove_dir_from_search_path (const string& dir, DataType type)
6747 case DataType::AUDIO:
6748 sp = Searchpath(config.get_audio_search_path ());
6750 case DataType::MIDI:
6751 sp = Searchpath (config.get_midi_search_path ());
6758 case DataType::AUDIO:
6759 config.set_audio_search_path (sp.to_string());
6761 case DataType::MIDI:
6762 config.set_midi_search_path (sp.to_string());
6768 boost::shared_ptr<Speakers>
6769 Session::get_speakers()
6775 Session::unknown_processors () const
6779 boost::shared_ptr<RouteList> r = routes.reader ();
6780 for (RouteList::iterator i = r->begin(); i != r->end(); ++i) {
6781 list<string> t = (*i)->unknown_processors ();
6782 copy (t.begin(), t.end(), back_inserter (p));
6792 Session::update_latency (bool playback)
6795 DEBUG_TRACE (DEBUG::Latency, string_compose ("JACK latency callback: %1\n", (playback ? "PLAYBACK" : "CAPTURE")));
6797 if ((_state_of_the_state & (InitialConnecting|Deletion)) || _adding_routes_in_progress || _route_deletion_in_progress) {
6801 boost::shared_ptr<RouteList> r = routes.reader ();
6802 framecnt_t max_latency = 0;
6805 /* reverse the list so that we work backwards from the last route to run to the first */
6806 RouteList* rl = routes.reader().get();
6807 r.reset (new RouteList (*rl));
6808 reverse (r->begin(), r->end());
6811 /* compute actual latency values for the given direction and store them all in per-port
6812 structures. this will also publish the same values (to JACK) so that computation of latency
6813 for routes can consistently use public latency values.
6816 for (RouteList::iterator i = r->begin(); i != r->end(); ++i) {
6817 max_latency = max (max_latency, (*i)->set_private_port_latencies (playback));
6820 /* because we latency compensate playback, our published playback latencies should
6821 be the same for all output ports - all material played back by ardour has
6822 the same latency, whether its caused by plugins or by latency compensation. since
6823 these may differ from the values computed above, reset all playback port latencies
6827 DEBUG_TRACE (DEBUG::Latency, string_compose ("Set public port latencies to %1\n", max_latency));
6829 for (RouteList::iterator i = r->begin(); i != r->end(); ++i) {
6830 (*i)->set_public_port_latencies (max_latency, playback);
6835 post_playback_latency ();
6839 post_capture_latency ();
6842 DEBUG_TRACE (DEBUG::Latency, "JACK latency callback: DONE\n");
6846 Session::post_playback_latency ()
6848 set_worst_playback_latency ();
6850 boost::shared_ptr<RouteList> r = routes.reader ();
6852 for (RouteList::iterator i = r->begin(); i != r->end(); ++i) {
6853 if (!(*i)->is_auditioner() && ((*i)->active())) {
6854 _worst_track_latency = max (_worst_track_latency, (*i)->update_signal_latency ());
6858 for (RouteList::iterator i = r->begin(); i != r->end(); ++i) {
6859 (*i)->set_latency_compensation (_worst_track_latency);
6864 Session::post_capture_latency ()
6866 set_worst_capture_latency ();
6868 /* reflect any changes in capture latencies into capture offsets
6871 boost::shared_ptr<RouteList> rl = routes.reader();
6872 for (RouteList::iterator i = rl->begin(); i != rl->end(); ++i) {
6873 boost::shared_ptr<Track> tr = boost::dynamic_pointer_cast<Track> (*i);
6875 tr->set_capture_offset ();
6881 Session::initialize_latencies ()
6884 Glib::Threads::Mutex::Lock lm (_engine.process_lock());
6885 update_latency (false);
6886 update_latency (true);
6889 set_worst_io_latencies ();
6893 Session::set_worst_io_latencies ()
6895 set_worst_playback_latency ();
6896 set_worst_capture_latency ();
6900 Session::set_worst_playback_latency ()
6902 if (_state_of_the_state & (InitialConnecting|Deletion)) {
6906 _worst_output_latency = 0;
6908 if (!_engine.connected()) {
6912 boost::shared_ptr<RouteList> r = routes.reader ();
6914 for (RouteList::iterator i = r->begin(); i != r->end(); ++i) {
6915 _worst_output_latency = max (_worst_output_latency, (*i)->output()->latency());
6918 DEBUG_TRACE (DEBUG::Latency, string_compose ("Worst output latency: %1\n", _worst_output_latency));
6922 Session::set_worst_capture_latency ()
6924 if (_state_of_the_state & (InitialConnecting|Deletion)) {
6928 _worst_input_latency = 0;
6930 if (!_engine.connected()) {
6934 boost::shared_ptr<RouteList> r = routes.reader ();
6936 for (RouteList::iterator i = r->begin(); i != r->end(); ++i) {
6937 _worst_input_latency = max (_worst_input_latency, (*i)->input()->latency());
6940 DEBUG_TRACE (DEBUG::Latency, string_compose ("Worst input latency: %1\n", _worst_input_latency));
6944 Session::update_latency_compensation (bool force_whole_graph)
6946 bool some_track_latency_changed = false;
6948 if (_state_of_the_state & (InitialConnecting|Deletion)) {
6952 DEBUG_TRACE(DEBUG::Latency, "---------------------------- update latency compensation\n\n");
6954 _worst_track_latency = 0;
6956 boost::shared_ptr<RouteList> r = routes.reader ();
6958 for (RouteList::iterator i = r->begin(); i != r->end(); ++i) {
6959 if (!(*i)->is_auditioner() && ((*i)->active())) {
6961 if ((*i)->signal_latency () != (tl = (*i)->update_signal_latency ())) {
6962 some_track_latency_changed = true;
6964 _worst_track_latency = max (tl, _worst_track_latency);
6968 DEBUG_TRACE (DEBUG::Latency, string_compose ("worst signal processing latency: %1 (changed ? %2)\n", _worst_track_latency,
6969 (some_track_latency_changed ? "yes" : "no")));
6971 DEBUG_TRACE(DEBUG::Latency, "---------------------------- DONE update latency compensation\n\n");
6973 if (some_track_latency_changed || force_whole_graph) {
6974 _engine.update_latencies ();
6978 for (RouteList::iterator i = r->begin(); i != r->end(); ++i) {
6979 boost::shared_ptr<Track> tr = boost::dynamic_pointer_cast<Track> (*i);
6983 tr->set_capture_offset ();
6988 Session::session_name_is_legal (const string& path)
6990 char illegal_chars[] = { '/', '\\', ':', ';', '\0' };
6992 for (int i = 0; illegal_chars[i]; ++i) {
6993 if (path.find (illegal_chars[i]) != string::npos) {
6994 return illegal_chars[i];
7002 Session::notify_presentation_info_change ()
7004 if (deletion_in_progress()) {
7008 reassign_track_numbers();
7010 #ifdef USE_TRACKS_CODE_FEATURES
7011 /* Waves Tracks: for Waves Tracks session it's required to reconnect their IOs
7012 * if track order has been changed by user
7014 reconnect_existing_routes(true, true);
7020 Session::operation_in_progress (GQuark op) const
7022 return (find (_current_trans_quarks.begin(), _current_trans_quarks.end(), op) != _current_trans_quarks.end());
7025 boost::shared_ptr<Port>
7026 Session::ltc_input_port () const
7028 return _ltc_input->nth (0);
7031 boost::shared_ptr<Port>
7032 Session::ltc_output_port () const
7034 return _ltc_output->nth (0);
7038 Session::reconnect_ltc_input ()
7042 string src = Config->get_ltc_source_port();
7044 _ltc_input->disconnect (this);
7046 if (src != _("None") && !src.empty()) {
7047 _ltc_input->nth (0)->connect (src);
7050 if ( ARDOUR::Profile->get_trx () ) {
7051 // Tracks need this signal to update timecode_source_dropdown
7052 MtcOrLtcInputPortChanged (); //emit signal
7058 Session::reconnect_ltc_output ()
7062 string src = Config->get_ltc_output_port();
7064 _ltc_output->disconnect (this);
7066 if (src != _("None") && !src.empty()) {
7067 _ltc_output->nth (0)->connect (src);
7073 Session::set_range_selection (framepos_t start, framepos_t end)
7075 _range_selection = Evoral::Range<framepos_t> (start, end);
7076 #ifdef USE_TRACKS_CODE_FEATURES
7077 follow_playhead_priority ();
7082 Session::set_object_selection (framepos_t start, framepos_t end)
7084 _object_selection = Evoral::Range<framepos_t> (start, end);
7085 #ifdef USE_TRACKS_CODE_FEATURES
7086 follow_playhead_priority ();
7091 Session::clear_range_selection ()
7093 _range_selection = Evoral::Range<framepos_t> (-1,-1);
7094 #ifdef USE_TRACKS_CODE_FEATURES
7095 follow_playhead_priority ();
7100 Session::clear_object_selection ()
7102 _object_selection = Evoral::Range<framepos_t> (-1,-1);
7103 #ifdef USE_TRACKS_CODE_FEATURES
7104 follow_playhead_priority ();
7109 Session::auto_connect_route (boost::shared_ptr<Route> route, bool connect_inputs,
7110 const ChanCount& input_start,
7111 const ChanCount& output_start,
7112 const ChanCount& input_offset,
7113 const ChanCount& output_offset)
7115 Glib::Threads::Mutex::Lock lx (_auto_connect_queue_lock);
7116 _auto_connect_queue.push (AutoConnectRequest (route, connect_inputs,
7117 input_start, output_start,
7118 input_offset, output_offset));
7120 auto_connect_thread_wakeup ();
7124 Session::auto_connect_thread_wakeup ()
7126 if (pthread_mutex_trylock (&_auto_connect_mutex) == 0) {
7127 pthread_cond_signal (&_auto_connect_cond);
7128 pthread_mutex_unlock (&_auto_connect_mutex);
7133 Session::queue_latency_recompute ()
7135 g_atomic_int_inc (&_latency_recompute_pending);
7136 auto_connect_thread_wakeup ();
7140 Session::auto_connect (const AutoConnectRequest& ar)
7142 boost::shared_ptr<Route> route = ar.route.lock();
7144 if (!route) { return; }
7146 if (!IO::connecting_legal) {
7150 /* If both inputs and outputs are auto-connected to physical ports,
7151 * use the max of input and output offsets to ensure auto-connected
7152 * port numbers always match up (e.g. the first audio input and the
7153 * first audio output of the route will have the same physical
7154 * port number). Otherwise just use the lowest input or output
7158 const bool in_out_physical =
7159 (Config->get_input_auto_connect() & AutoConnectPhysical)
7160 && (Config->get_output_auto_connect() & AutoConnectPhysical)
7161 && ar.connect_inputs;
7163 const ChanCount in_offset = in_out_physical
7164 ? ChanCount::max(ar.input_offset, ar.output_offset)
7167 const ChanCount out_offset = in_out_physical
7168 ? ChanCount::max(ar.input_offset, ar.output_offset)
7171 for (DataType::iterator t = DataType::begin(); t != DataType::end(); ++t) {
7172 vector<string> physinputs;
7173 vector<string> physoutputs;
7176 /* for connecting track inputs we only want MIDI ports marked
7180 get_physical_ports (physinputs, physoutputs, *t, MidiPortMusic);
7182 if (!physinputs.empty() && ar.connect_inputs) {
7183 uint32_t nphysical_in = physinputs.size();
7185 for (uint32_t i = ar.input_start.get(*t); i < route->n_inputs().get(*t) && i < nphysical_in; ++i) {
7188 if (Config->get_input_auto_connect() & AutoConnectPhysical) {
7189 port = physinputs[(in_offset.get(*t) + i) % nphysical_in];
7192 if (!port.empty() && route->input()->connect (route->input()->ports().port(*t, i), port, this)) {
7198 if (!physoutputs.empty()) {
7199 uint32_t nphysical_out = physoutputs.size();
7200 for (uint32_t i = ar.output_start.get(*t); i < route->n_outputs().get(*t); ++i) {
7204 * do not create new connections if we reached the limit of physical outputs
7207 if (!(Config->get_output_auto_connect() & AutoConnectMaster) &&
7208 ARDOUR::Profile->get_trx () &&
7209 ar.output_offset.get(*t) == nphysical_out ) {
7213 if ((*t) == DataType::MIDI && (Config->get_output_auto_connect() & AutoConnectPhysical)) {
7214 port = physoutputs[(out_offset.get(*t) + i) % nphysical_out];
7215 } else if ((*t) == DataType::AUDIO && (Config->get_output_auto_connect() & AutoConnectMaster)) {
7216 /* master bus is audio only */
7217 if (_master_out && _master_out->n_inputs().get(*t) > 0) {
7218 port = _master_out->input()->ports().port(*t,
7219 i % _master_out->input()->n_ports().get(*t))->name();
7223 if (!port.empty() && route->output()->connect (route->output()->ports().port(*t, i), port, this)) {
7232 Session::auto_connect_thread_start ()
7234 if (g_atomic_int_get (&_ac_thread_active)) {
7238 while (!_auto_connect_queue.empty ()) {
7239 _auto_connect_queue.pop ();
7242 g_atomic_int_set (&_ac_thread_active, 1);
7243 if (pthread_create (&_auto_connect_thread, NULL, auto_connect_thread, this)) {
7244 g_atomic_int_set (&_ac_thread_active, 0);
7249 Session::auto_connect_thread_terminate ()
7251 if (!g_atomic_int_get (&_ac_thread_active)) {
7256 Glib::Threads::Mutex::Lock lx (_auto_connect_queue_lock);
7257 while (!_auto_connect_queue.empty ()) {
7258 _auto_connect_queue.pop ();
7262 /* cannot use auto_connect_thread_wakeup() because that is allowed to
7263 * fail to wakeup the thread.
7266 pthread_mutex_lock (&_auto_connect_mutex);
7267 g_atomic_int_set (&_ac_thread_active, 0);
7268 pthread_cond_signal (&_auto_connect_cond);
7269 pthread_mutex_unlock (&_auto_connect_mutex);
7272 pthread_join (_auto_connect_thread, &status);
7276 Session::auto_connect_thread (void *arg)
7278 Session *s = static_cast<Session *>(arg);
7279 s->auto_connect_thread_run ();
7285 Session::auto_connect_thread_run ()
7287 pthread_set_name (X_("autoconnect"));
7288 SessionEvent::create_per_thread_pool (X_("autoconnect"), 1024);
7289 PBD::notify_event_loops_about_thread_creation (pthread_self(), X_("autoconnect"), 1024);
7290 pthread_mutex_lock (&_auto_connect_mutex);
7291 while (g_atomic_int_get (&_ac_thread_active)) {
7293 if (!_auto_connect_queue.empty ()) {
7294 // Why would we need the process lock ??
7295 // A: if ports are added while we're connecting, the backend's iterator may be invalidated:
7296 // graph_order_callback() -> resort_routes() -> direct_feeds_according_to_reality () -> backend::connected_to()
7297 // All ardour-internal backends use a std::vector xxxAudioBackend::find_port()
7298 // We have control over those, but what does jack do?
7299 Glib::Threads::Mutex::Lock lm (AudioEngine::instance()->process_lock ());
7301 Glib::Threads::Mutex::Lock lx (_auto_connect_queue_lock);
7302 while (!_auto_connect_queue.empty ()) {
7303 const AutoConnectRequest ar (_auto_connect_queue.front());
7304 _auto_connect_queue.pop ();
7311 if (!actively_recording ()) { // might not be needed,
7312 /* this is only used for updating plugin latencies, the
7313 * graph does not change. so it's safe in general.
7315 * .. update_latency_compensation () entails set_capture_offset()
7316 * which calls Diskstream::set_capture_offset () which
7317 * modifies the capture offset... which can be a proplem
7318 * in "prepare_to_stop"
7320 while (g_atomic_int_and (&_latency_recompute_pending, 0)) {
7321 update_latency_compensation ();
7326 // this may call ARDOUR::Port::drop ... jack_port_unregister ()
7327 // jack1 cannot cope with removing ports while processing
7328 Glib::Threads::Mutex::Lock lm (AudioEngine::instance()->process_lock ());
7329 AudioEngine::instance()->clear_pending_port_deletions ();
7332 pthread_cond_wait (&_auto_connect_cond, &_auto_connect_mutex);
7334 pthread_mutex_unlock (&_auto_connect_mutex);
7338 Session::cancel_all_solo ()
7342 get_stripables (sl);
7344 set_controls (stripable_list_to_control_list (sl, &Stripable::solo_control), 0.0, Controllable::NoGroup);
7345 clear_all_solo_state (routes.reader());