2 Copyright (C) 1999-2010 Paul Davis
4 This program is free software; you can redistribute it and/or modify
5 it under the terms of the GNU General Public License as published by
6 the Free Software Foundation; either version 2 of the License, or
7 (at your option) any later version.
9 This program is distributed in the hope that it will be useful,
10 but WITHOUT ANY WARRANTY; without even the implied warranty of
11 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
12 GNU General Public License for more details.
14 You should have received a copy of the GNU General Public License
15 along with this program; if not, write to the Free Software
16 Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
27 #include <cstdio> /* sprintf(3) ... grrr */
33 #include <glibmm/threads.h>
34 #include <glibmm/miscutils.h>
35 #include <glibmm/fileutils.h>
37 #include <boost/algorithm/string/erase.hpp>
39 #include "pbd/basename.h"
40 #include "pbd/boost_debug.h"
41 #include "pbd/convert.h"
42 #include "pbd/convert.h"
43 #include "pbd/error.h"
44 #include "pbd/file_utils.h"
46 #include "pbd/search_path.h"
47 #include "pbd/stacktrace.h"
48 #include "pbd/stl_delete.h"
49 #include "pbd/replace_all.h"
50 #include "pbd/unwind.h"
52 #include "ardour/amp.h"
53 #include "ardour/analyser.h"
54 #include "ardour/async_midi_port.h"
55 #include "ardour/audio_buffer.h"
56 #include "ardour/audio_diskstream.h"
57 #include "ardour/audio_port.h"
58 #include "ardour/audio_track.h"
59 #include "ardour/audioengine.h"
60 #include "ardour/audiofilesource.h"
61 #include "ardour/auditioner.h"
62 #include "ardour/buffer_manager.h"
63 #include "ardour/buffer_set.h"
64 #include "ardour/bundle.h"
65 #include "ardour/butler.h"
66 #include "ardour/click.h"
67 #include "ardour/control_protocol_manager.h"
68 #include "ardour/data_type.h"
69 #include "ardour/debug.h"
70 #include "ardour/directory_names.h"
71 #ifdef USE_TRACKS_CODE_FEATURES
72 #include "ardour/engine_state_controller.h"
74 #include "ardour/filename_extensions.h"
75 #include "ardour/graph.h"
76 #include "ardour/midiport_manager.h"
77 #include "ardour/scene_changer.h"
78 #include "ardour/midi_track.h"
79 #include "ardour/midi_ui.h"
80 #include "ardour/operations.h"
81 #include "ardour/playlist.h"
82 #include "ardour/plugin.h"
83 #include "ardour/plugin_insert.h"
84 #include "ardour/process_thread.h"
85 #include "ardour/profile.h"
86 #include "ardour/rc_configuration.h"
87 #include "ardour/recent_sessions.h"
88 #include "ardour/region.h"
89 #include "ardour/region_factory.h"
90 #include "ardour/route_graph.h"
91 #include "ardour/route_group.h"
92 #include "ardour/route_sorters.h"
93 #include "ardour/send.h"
94 #include "ardour/session.h"
95 #include "ardour/session_directory.h"
96 #include "ardour/session_playlists.h"
97 #include "ardour/smf_source.h"
98 #include "ardour/source_factory.h"
99 #include "ardour/speakers.h"
100 #include "ardour/tempo.h"
101 #include "ardour/track.h"
102 #include "ardour/user_bundle.h"
103 #include "ardour/utils.h"
105 #include "midi++/port.h"
106 #include "midi++/mmc.h"
117 using namespace ARDOUR;
120 bool Session::_disable_all_loaded_plugins = false;
122 PBD::Signal1<int,uint32_t> Session::AudioEngineSetupRequired;
123 PBD::Signal1<void,std::string> Session::Dialog;
124 PBD::Signal0<int> Session::AskAboutPendingState;
125 PBD::Signal2<int, framecnt_t, framecnt_t> Session::AskAboutSampleRateMismatch;
126 PBD::Signal0<void> Session::SendFeedback;
127 PBD::Signal3<int,Session*,std::string,DataType> Session::MissingFile;
129 PBD::Signal1<void, framepos_t> Session::StartTimeChanged;
130 PBD::Signal1<void, framepos_t> Session::EndTimeChanged;
131 PBD::Signal2<void,std::string, std::string> Session::Exported;
132 PBD::Signal1<int,boost::shared_ptr<Playlist> > Session::AskAboutPlaylistDeletion;
133 PBD::Signal0<void> Session::Quit;
134 PBD::Signal0<void> Session::FeedbackDetected;
135 PBD::Signal0<void> Session::SuccessfulGraphSort;
136 PBD::Signal2<void,std::string,std::string> Session::VersionMismatch;
138 const framecnt_t Session::bounce_chunk_size = 65536;
139 static void clean_up_session_event (SessionEvent* ev) { delete ev; }
140 const SessionEvent::RTeventCallback Session::rt_cleanup (clean_up_session_event);
142 // seconds should be added after the region exceeds end marker
143 #ifdef USE_TRACKS_CODE_FEATURES
144 const uint32_t Session::session_end_shift = 5;
146 const uint32_t Session::session_end_shift = 0;
149 /** @param snapshot_name Snapshot name, without .ardour suffix */
150 Session::Session (AudioEngine &eng,
151 const string& fullpath,
152 const string& snapshot_name,
153 BusProfile* bus_profile,
155 : playlists (new SessionPlaylists)
157 , process_function (&Session::process_with_events)
158 , _bounce_processing_active (false)
159 , waiting_for_sync_offset (false)
160 , _base_frame_rate (0)
161 , _current_frame_rate (0)
162 , _nominal_frame_rate (0)
163 , transport_sub_state (0)
164 , _record_status (Disabled)
165 , _transport_frame (0)
166 , _session_range_location (0)
169 , _transport_speed (0)
170 , _default_transport_speed (1.0)
171 , _last_transport_speed (0)
172 , _target_transport_speed (0.0)
173 , auto_play_legal (false)
174 , _last_slave_transport_frame (0)
175 , maximum_output_latency (0)
176 , _requested_return_frame (-1)
177 , current_block_size (0)
178 , _worst_output_latency (0)
179 , _worst_input_latency (0)
180 , _worst_track_latency (0)
181 , _have_captured (false)
182 , _non_soloed_outs_muted (false)
184 , _solo_isolated_cnt (0)
186 , _was_seamless (Config->get_seamless_loop ())
187 , _under_nsm_control (false)
189 , delta_accumulator_cnt (0)
190 , average_slave_delta (1800) // !!! why 1800 ???
192 , have_first_delta_accumulator (false)
193 , _slave_state (Stopped)
194 , _mtc_active (false)
195 , _ltc_active (false)
196 , post_export_sync (false)
197 , post_export_position (0)
199 , _export_started (false)
200 , _export_rolling (false)
201 , _pre_export_mmc_enabled (false)
202 , _name (snapshot_name)
204 , _send_qf_mtc (false)
205 , _pframes_since_last_mtc (0)
206 , session_midi_feedback (0)
208 , loop_changing (false)
210 , _session_dir (new SessionDirectory (fullpath))
211 , _current_snapshot_name (snapshot_name)
213 , state_was_pending (false)
214 , _state_of_the_state (StateOfTheState(CannotSave|InitialConnecting|Loading))
216 , _save_queued (false)
217 , _last_roll_location (0)
218 , _last_roll_or_reversal_location (0)
219 , _last_record_location (0)
220 , pending_locate_roll (false)
221 , pending_locate_frame (0)
222 , pending_locate_flush (false)
223 , pending_abort (false)
224 , pending_auto_loop (false)
225 , _butler (new Butler (*this))
226 , _post_transport_work (0)
227 , cumulative_rf_motion (0)
229 , _locations (new Locations (*this))
230 , _ignore_skips_updates (false)
231 , _rt_thread_active (false)
232 , _rt_emit_pending (false)
234 , outbound_mtc_timecode_frame (0)
235 , next_quarter_frame_to_send (-1)
236 , _frames_per_timecode_frame (0)
237 , _frames_per_hour (0)
238 , _timecode_frames_per_hour (0)
239 , last_timecode_valid (false)
240 , last_timecode_when (0)
241 , _send_timecode_update (false)
253 , ltc_timecode_offset (0)
254 , ltc_timecode_negative_offset (false)
255 , midi_control_ui (0)
257 , _all_route_group (new RouteGroup (*this, "all"))
258 , routes (new RouteList)
259 , _adding_routes_in_progress (false)
260 , _reconnecting_routes_in_progress (false)
261 , _route_deletion_in_progress (false)
262 , destructive_index (0)
263 , _track_number_decimals(1)
264 , solo_update_disabled (false)
265 , default_fade_steepness (0)
266 , default_fade_msecs (0)
267 , _total_free_4k_blocks (0)
268 , _total_free_4k_blocks_uncertain (false)
269 , no_questions_about_missing_files (false)
272 , _bundles (new BundleList)
273 , _bundle_xml_node (0)
277 , click_emphasis_data (0)
279 , click_emphasis_length (0)
280 , _clicks_cleared (0)
281 , _play_range (false)
282 , _range_selection (-1,-1)
283 , _object_selection (-1,-1)
285 , first_file_data_format_reset (true)
286 , first_file_header_format_reset (true)
287 , have_looped (false)
288 , _have_rec_enabled_track (false)
289 , _have_rec_disabled_track (true)
291 , _suspend_timecode_transmission (0)
292 , _speakers (new Speakers)
294 , ignore_route_processor_changes (false)
301 pthread_mutex_init (&_rt_emit_mutex, 0);
302 pthread_cond_init (&_rt_emit_cond, 0);
304 pre_engine_init (fullpath);
308 #ifdef USE_TRACKS_CODE_FEATURES
309 sr = EngineStateController::instance()->get_current_sample_rate();
311 if (ensure_engine (sr)) {
313 throw failed_constructor ();
316 if (create (mix_template, bus_profile)) {
318 throw failed_constructor ();
321 /* if a mix template was provided, then ::create() will
322 * have copied it into the session and we need to load it
323 * so that we have the state ready for ::set_state()
324 * after the engine is started.
326 * Note that we do NOT try to get the sample rate from
327 * the template at this time, though doing so would
328 * be easy if we decided this was an appropriate part
332 if (!mix_template.empty()) {
333 if (load_state (_current_snapshot_name)) {
334 throw failed_constructor ();
336 store_recent_templates (mix_template);
339 /* load default session properties - if any */
344 if (load_state (_current_snapshot_name)) {
345 throw failed_constructor ();
348 /* try to get sample rate from XML state so that we
349 * can influence the SR if we set up the audio
354 const XMLProperty* prop;
355 if ((prop = state_tree->root()->property (X_("sample-rate"))) != 0) {
356 sr = atoi (prop->value());
360 if (ensure_engine (sr)) {
362 throw failed_constructor ();
366 if (post_engine_init ()) {
368 throw failed_constructor ();
371 store_recent_sessions (_name, _path);
373 bool was_dirty = dirty();
375 _state_of_the_state = StateOfTheState (_state_of_the_state & ~Dirty);
377 Config->ParameterChanged.connect_same_thread (*this, boost::bind (&Session::config_changed, this, _1, false));
378 config.ParameterChanged.connect_same_thread (*this, boost::bind (&Session::config_changed, this, _1, true));
381 DirtyChanged (); /* EMIT SIGNAL */
384 StartTimeChanged.connect_same_thread (*this, boost::bind (&Session::start_time_changed, this, _1));
385 EndTimeChanged.connect_same_thread (*this, boost::bind (&Session::end_time_changed, this, _1));
387 emit_thread_start ();
389 /* hook us up to the engine since we are now completely constructed */
391 BootMessage (_("Connect to engine"));
393 _engine.set_session (this);
394 _engine.reset_timebase ();
396 #ifdef USE_TRACKS_CODE_FEATURES
398 EngineStateController::instance()->set_session(this);
401 if ( ARDOUR::Profile->get_trx () ) {
403 /* Waves Tracks: fill session with tracks basing on the amount of inputs.
404 * each available input must have corresponding track when session starts.
407 uint32_t how_many (0);
409 std::vector<std::string> inputs;
410 EngineStateController::instance()->get_physical_audio_inputs(inputs);
412 how_many = inputs.size();
414 list<boost::shared_ptr<AudioTrack> > tracks;
416 // Track names after driver
417 if (Config->get_tracks_auto_naming() == NameAfterDriver) {
418 string track_name = "";
419 for (std::vector<string>::size_type i = 0; i < inputs.size(); ++i) {
421 track_name = inputs[i];
422 replace_all (track_name, "system:capture", "");
424 list<boost::shared_ptr<AudioTrack> > single_track = new_audio_track (1, 1, Normal, 0, 1, track_name);
425 tracks.insert(tracks.begin(), single_track.front());
427 } else { // Default track names
428 tracks = new_audio_track (1, 1, Normal, 0, how_many, string());
431 if (tracks.size() != how_many) {
433 throw failed_constructor ();
442 BootMessage (_("Session loading complete"));
454 Session::ensure_engine (uint32_t desired_sample_rate)
456 if (_engine.current_backend() == 0) {
457 /* backend is unknown ... */
458 boost::optional<int> r = AudioEngineSetupRequired (desired_sample_rate);
459 if (r.get_value_or (-1) != 0) {
462 } else if (_engine.setup_required()) {
463 /* backend is known, but setup is needed */
464 boost::optional<int> r = AudioEngineSetupRequired (desired_sample_rate);
465 if (r.get_value_or (-1) != 0) {
468 } else if (!_engine.running()) {
469 if (_engine.start()) {
474 /* at this point the engine should be running
477 if (!_engine.running()) {
481 return immediately_post_engine ();
486 Session::immediately_post_engine ()
488 /* Do various initializations that should take place directly after we
489 * know that the engine is running, but before we either create a
490 * session or set state for an existing one.
493 if (how_many_dsp_threads () > 1) {
494 /* For now, only create the graph if we are using >1 DSP threads, as
495 it is a bit slower than the old code with 1 thread.
497 _process_graph.reset (new Graph (*this));
500 /* every time we reconnect, recompute worst case output latencies */
502 _engine.Running.connect_same_thread (*this, boost::bind (&Session::initialize_latencies, this));
504 if (synced_to_engine()) {
505 _engine.transport_stop ();
508 if (config.get_jack_time_master()) {
509 _engine.transport_locate (_transport_frame);
513 BootMessage (_("Set up LTC"));
515 BootMessage (_("Set up Click"));
517 BootMessage (_("Set up standard connections"));
521 catch (failed_constructor& err) {
525 /* TODO, connect in different thread. (PortRegisteredOrUnregistered may be in RT context)
527 _engine.PortRegisteredOrUnregistered.connect_same_thread (*this, boost::bind (&Session::setup_bundles, this));
535 vector<void*> debug_pointers;
537 /* if we got to here, leaving pending capture state around
541 remove_pending_capture_state ();
543 _state_of_the_state = StateOfTheState (CannotSave|Deletion);
545 /* disconnect from any and all signals that we are connected to */
549 _engine.remove_session ();
551 #ifdef USE_TRACKS_CODE_FEATURES
552 EngineStateController::instance()->remove_session();
555 /* deregister all ports - there will be no process or any other
556 * callbacks from the engine any more.
559 Port::PortDrop (); /* EMIT SIGNAL */
563 /* clear history so that no references to objects are held any more */
567 /* clear state tree so that no references to objects are held any more */
572 /* reset dynamic state version back to default */
574 Stateful::loading_state_version = 0;
576 _butler->drop_references ();
580 delete _all_route_group;
582 DEBUG_TRACE (DEBUG::Destruction, "delete route groups\n");
583 for (list<RouteGroup *>::iterator i = _route_groups.begin(); i != _route_groups.end(); ++i) {
587 if (click_data != default_click) {
588 delete [] click_data;
591 if (click_emphasis_data != default_click_emphasis) {
592 delete [] click_emphasis_data;
597 /* need to remove auditioner before monitoring section
598 * otherwise it is re-connected */
601 /* drop references to routes held by the monitoring section
602 * specifically _monitor_out aux/listen references */
603 remove_monitor_section();
605 /* clear out any pending dead wood from RCU managed objects */
610 AudioDiskstream::free_working_buffers();
612 /* tell everyone who is still standing that we're about to die */
615 /* tell everyone to drop references and delete objects as we go */
617 DEBUG_TRACE (DEBUG::Destruction, "delete regions\n");
618 RegionFactory::delete_all_regions ();
620 DEBUG_TRACE (DEBUG::Destruction, "delete routes\n");
622 /* reset these three references to special routes before we do the usual route delete thing */
624 _master_out.reset ();
625 _monitor_out.reset ();
628 RCUWriter<RouteList> writer (routes);
629 boost::shared_ptr<RouteList> r = writer.get_copy ();
631 for (RouteList::iterator i = r->begin(); i != r->end(); ++i) {
632 DEBUG_TRACE(DEBUG::Destruction, string_compose ("Dropping for route %1 ; pre-ref = %2\n", (*i)->name(), (*i).use_count()));
633 (*i)->drop_references ();
637 /* writer goes out of scope and updates master */
642 DEBUG_TRACE (DEBUG::Destruction, "delete sources\n");
643 Glib::Threads::Mutex::Lock lm (source_lock);
644 for (SourceMap::iterator i = sources.begin(); i != sources.end(); ++i) {
645 DEBUG_TRACE(DEBUG::Destruction, string_compose ("Dropping for source %1 ; pre-ref = %2\n", i->second->name(), i->second.use_count()));
646 i->second->drop_references ();
652 /* not strictly necessary, but doing it here allows the shared_ptr debugging to work */
655 emit_thread_terminate ();
657 pthread_cond_destroy (&_rt_emit_cond);
658 pthread_mutex_destroy (&_rt_emit_mutex);
660 delete _scene_changer; _scene_changer = 0;
661 delete midi_control_ui; midi_control_ui = 0;
663 delete _mmc; _mmc = 0;
664 delete _midi_ports; _midi_ports = 0;
665 delete _locations; _locations = 0;
669 DEBUG_TRACE (DEBUG::Destruction, "Session::destroy() done\n");
671 #ifdef BOOST_SP_ENABLE_DEBUG_HOOKS
672 boost_debug_list_ptrs ();
677 Session::setup_ltc ()
681 _ltc_input.reset (new IO (*this, X_("LTC In"), IO::Input));
682 _ltc_output.reset (new IO (*this, X_("LTC Out"), IO::Output));
684 if (state_tree && (child = find_named_node (*state_tree->root(), X_("LTC In"))) != 0) {
685 _ltc_input->set_state (*(child->children().front()), Stateful::loading_state_version);
688 Glib::Threads::Mutex::Lock lm (AudioEngine::instance()->process_lock ());
689 _ltc_input->ensure_io (ChanCount (DataType::AUDIO, 1), true, this);
691 reconnect_ltc_input ();
694 if (state_tree && (child = find_named_node (*state_tree->root(), X_("LTC Out"))) != 0) {
695 _ltc_output->set_state (*(child->children().front()), Stateful::loading_state_version);
698 Glib::Threads::Mutex::Lock lm (AudioEngine::instance()->process_lock ());
699 _ltc_output->ensure_io (ChanCount (DataType::AUDIO, 1), true, this);
701 reconnect_ltc_output ();
704 /* fix up names of LTC ports because we don't want the normal
705 * IO style of NAME/TYPE-{in,out}N
708 _ltc_input->nth (0)->set_name (X_("LTC-in"));
709 _ltc_output->nth (0)->set_name (X_("LTC-out"));
713 Session::setup_click ()
716 _click_io.reset (new ClickIO (*this, X_("Click")));
717 _click_gain.reset (new Amp (*this));
718 _click_gain->activate ();
720 setup_click_state (state_tree->root());
722 setup_click_state (0);
727 Session::setup_click_state (const XMLNode* node)
729 const XMLNode* child = 0;
731 if (node && (child = find_named_node (*node, "Click")) != 0) {
733 /* existing state for Click */
736 if (Stateful::loading_state_version < 3000) {
737 c = _click_io->set_state_2X (*child->children().front(), Stateful::loading_state_version, false);
739 const XMLNodeList& children (child->children());
740 XMLNodeList::const_iterator i = children.begin();
741 if ((c = _click_io->set_state (**i, Stateful::loading_state_version)) == 0) {
743 if (i != children.end()) {
744 c = _click_gain->set_state (**i, Stateful::loading_state_version);
750 _clicking = Config->get_clicking ();
754 error << _("could not setup Click I/O") << endmsg;
761 /* default state for Click: dual-mono to first 2 physical outputs */
764 _engine.get_physical_outputs (DataType::AUDIO, outs);
766 for (uint32_t physport = 0; physport < 2; ++physport) {
767 if (outs.size() > physport) {
768 if (_click_io->add_port (outs[physport], this)) {
769 // relax, even though its an error
774 if (_click_io->n_ports () > ChanCount::ZERO) {
775 _clicking = Config->get_clicking ();
781 Session::setup_bundles ()
785 RCUWriter<BundleList> writer (_bundles);
786 boost::shared_ptr<BundleList> b = writer.get_copy ();
787 for (BundleList::iterator i = b->begin(); i != b->end();) {
788 if (boost::dynamic_pointer_cast<UserBundle>(*i)) {
796 vector<string> inputs[DataType::num_types];
797 vector<string> outputs[DataType::num_types];
798 for (uint32_t i = 0; i < DataType::num_types; ++i) {
799 _engine.get_physical_inputs (DataType (DataType::Symbol (i)), inputs[i]);
800 _engine.get_physical_outputs (DataType (DataType::Symbol (i)), outputs[i]);
803 /* Create a set of Bundle objects that map
804 to the physical I/O currently available. We create both
805 mono and stereo bundles, so that the common cases of mono
806 and stereo tracks get bundles to put in their mixer strip
807 in / out menus. There may be a nicer way of achieving that;
808 it doesn't really scale that well to higher channel counts
811 /* mono output bundles */
813 for (uint32_t np = 0; np < outputs[DataType::AUDIO].size(); ++np) {
815 std::string pn = _engine.get_pretty_name_by_name (outputs[DataType::AUDIO][np]);
817 snprintf (buf, sizeof (buf), _("out %s"), pn.substr(0,12).c_str());
819 snprintf (buf, sizeof (buf), _("out %" PRIu32), np+1);
822 boost::shared_ptr<Bundle> c (new Bundle (buf, true));
823 c->add_channel (_("mono"), DataType::AUDIO);
824 c->set_port (0, outputs[DataType::AUDIO][np]);
826 add_bundle (c, false);
829 /* stereo output bundles */
831 for (uint32_t np = 0; np < outputs[DataType::AUDIO].size(); np += 2) {
832 if (np + 1 < outputs[DataType::AUDIO].size()) {
834 snprintf (buf, sizeof(buf), _("out %" PRIu32 "+%" PRIu32), np + 1, np + 2);
835 boost::shared_ptr<Bundle> c (new Bundle (buf, true));
836 c->add_channel (_("L"), DataType::AUDIO);
837 c->set_port (0, outputs[DataType::AUDIO][np]);
838 c->add_channel (_("R"), DataType::AUDIO);
839 c->set_port (1, outputs[DataType::AUDIO][np + 1]);
841 add_bundle (c, false);
845 /* mono input bundles */
847 for (uint32_t np = 0; np < inputs[DataType::AUDIO].size(); ++np) {
849 std::string pn = _engine.get_pretty_name_by_name (inputs[DataType::AUDIO][np]);
851 snprintf (buf, sizeof (buf), _("in %s"), pn.substr(0,12).c_str());
853 snprintf (buf, sizeof (buf), _("in %" PRIu32), np+1);
856 boost::shared_ptr<Bundle> c (new Bundle (buf, false));
857 c->add_channel (_("mono"), DataType::AUDIO);
858 c->set_port (0, inputs[DataType::AUDIO][np]);
860 add_bundle (c, false);
863 /* stereo input bundles */
865 for (uint32_t np = 0; np < inputs[DataType::AUDIO].size(); np += 2) {
866 if (np + 1 < inputs[DataType::AUDIO].size()) {
868 snprintf (buf, sizeof(buf), _("in %" PRIu32 "+%" PRIu32), np + 1, np + 2);
870 boost::shared_ptr<Bundle> c (new Bundle (buf, false));
871 c->add_channel (_("L"), DataType::AUDIO);
872 c->set_port (0, inputs[DataType::AUDIO][np]);
873 c->add_channel (_("R"), DataType::AUDIO);
874 c->set_port (1, inputs[DataType::AUDIO][np + 1]);
876 add_bundle (c, false);
880 /* MIDI input bundles */
882 for (uint32_t np = 0; np < inputs[DataType::MIDI].size(); ++np) {
883 string n = inputs[DataType::MIDI][np];
884 std::string pn = _engine.get_pretty_name_by_name (n);
888 boost::erase_first (n, X_("alsa_pcm:"));
890 boost::shared_ptr<Bundle> c (new Bundle (n, false));
891 c->add_channel ("", DataType::MIDI);
892 c->set_port (0, inputs[DataType::MIDI][np]);
893 add_bundle (c, false);
896 /* MIDI output bundles */
898 for (uint32_t np = 0; np < outputs[DataType::MIDI].size(); ++np) {
899 string n = outputs[DataType::MIDI][np];
900 std::string pn = _engine.get_pretty_name_by_name (n);
904 boost::erase_first (n, X_("alsa_pcm:"));
906 boost::shared_ptr<Bundle> c (new Bundle (n, true));
907 c->add_channel ("", DataType::MIDI);
908 c->set_port (0, outputs[DataType::MIDI][np]);
909 add_bundle (c, false);
912 // we trust the backend to only calls us if there's a change
913 BundleAddedOrRemoved (); /* EMIT SIGNAL */
917 Session::auto_connect_master_bus ()
919 if (!_master_out || !Config->get_auto_connect_standard_busses() || _monitor_out) {
923 // Waves Tracks: Do not connect master bas for Tracks if AutoConnectMaster option is not set
924 // In this case it means "Multi Out" output mode
925 if (ARDOUR::Profile->get_trx() && !(Config->get_output_auto_connect() & AutoConnectMaster) ) {
929 /* if requested auto-connect the outputs to the first N physical ports.
932 uint32_t limit = _master_out->n_outputs().n_total();
933 vector<string> outputs[DataType::num_types];
935 for (uint32_t i = 0; i < DataType::num_types; ++i) {
936 _engine.get_physical_outputs (DataType (DataType::Symbol (i)), outputs[i]);
939 for (uint32_t n = 0; n < limit; ++n) {
940 boost::shared_ptr<Port> p = _master_out->output()->nth (n);
942 if (outputs[p->type()].size() > n) {
943 connect_to = outputs[p->type()][n];
946 if (!connect_to.empty() && p->connected_to (connect_to) == false) {
947 if (_master_out->output()->connect (p, connect_to, this)) {
948 error << string_compose (_("cannot connect master output %1 to %2"), n, connect_to)
957 Session::remove_monitor_section ()
959 if (!_monitor_out || Profile->get_trx()) {
963 /* force reversion to Solo-In-Place */
964 Config->set_solo_control_is_listen_control (false);
966 /* if we are auditioning, cancel it ... this is a workaround
967 to a problem (auditioning does not execute the process graph,
968 which is needed to remove routes when using >1 core for processing)
973 /* Hold process lock while doing this so that we don't hear bits and
974 * pieces of audio as we work on each route.
977 Glib::Threads::Mutex::Lock lm (AudioEngine::instance()->process_lock ());
979 /* Connect tracks to monitor section. Note that in an
980 existing session, the internal sends will already exist, but we want the
981 routes to notice that they connect to the control out specifically.
985 boost::shared_ptr<RouteList> r = routes.reader ();
986 PBD::Unwinder<bool> uw (ignore_route_processor_changes, true);
988 for (RouteList::iterator x = r->begin(); x != r->end(); ++x) {
990 if ((*x)->is_monitor()) {
992 } else if ((*x)->is_master()) {
995 (*x)->remove_aux_or_listen (_monitor_out);
1000 remove_route (_monitor_out);
1001 auto_connect_master_bus ();
1004 auditioner->connect ();
1009 Session::add_monitor_section ()
1013 if (_monitor_out || !_master_out || Profile->get_trx()) {
1017 boost::shared_ptr<Route> r (new Route (*this, _("Monitor"), Route::MonitorOut, DataType::AUDIO));
1023 #ifdef BOOST_SP_ENABLE_DEBUG_HOOKS
1024 // boost_debug_shared_ptr_mark_interesting (r.get(), "Route");
1027 Glib::Threads::Mutex::Lock lm (AudioEngine::instance()->process_lock ());
1028 r->input()->ensure_io (_master_out->output()->n_ports(), false, this);
1029 r->output()->ensure_io (_master_out->output()->n_ports(), false, this);
1033 add_routes (rl, false, false, false);
1035 assert (_monitor_out);
1037 /* AUDIO ONLY as of june 29th 2009, because listen semantics for anything else
1038 are undefined, at best.
1041 uint32_t limit = _monitor_out->n_inputs().n_audio();
1045 /* connect the inputs to the master bus outputs. this
1046 * represents a separate data feed from the internal sends from
1047 * each route. as of jan 2011, it allows the monitor section to
1048 * conditionally ignore either the internal sends or the normal
1049 * input feed, but we should really find a better way to do
1053 _master_out->output()->disconnect (this);
1055 for (uint32_t n = 0; n < limit; ++n) {
1056 boost::shared_ptr<AudioPort> p = _monitor_out->input()->ports().nth_audio_port (n);
1057 boost::shared_ptr<AudioPort> o = _master_out->output()->ports().nth_audio_port (n);
1060 string connect_to = o->name();
1061 if (_monitor_out->input()->connect (p, connect_to, this)) {
1062 error << string_compose (_("cannot connect control input %1 to %2"), n, connect_to)
1070 /* if monitor section is not connected, connect it to physical outs
1073 if (Config->get_auto_connect_standard_busses() && !_monitor_out->output()->connected ()) {
1075 if (!Config->get_monitor_bus_preferred_bundle().empty()) {
1077 boost::shared_ptr<Bundle> b = bundle_by_name (Config->get_monitor_bus_preferred_bundle());
1080 _monitor_out->output()->connect_ports_to_bundle (b, true, this);
1082 warning << string_compose (_("The preferred I/O for the monitor bus (%1) cannot be found"),
1083 Config->get_monitor_bus_preferred_bundle())
1089 /* Monitor bus is audio only */
1091 vector<string> outputs[DataType::num_types];
1093 for (uint32_t i = 0; i < DataType::num_types; ++i) {
1094 _engine.get_physical_outputs (DataType (DataType::Symbol (i)), outputs[i]);
1097 uint32_t mod = outputs[DataType::AUDIO].size();
1098 uint32_t limit = _monitor_out->n_outputs().get (DataType::AUDIO);
1102 for (uint32_t n = 0; n < limit; ++n) {
1104 boost::shared_ptr<Port> p = _monitor_out->output()->ports().port(DataType::AUDIO, n);
1106 if (outputs[DataType::AUDIO].size() > (n % mod)) {
1107 connect_to = outputs[DataType::AUDIO][n % mod];
1110 if (!connect_to.empty()) {
1111 if (_monitor_out->output()->connect (p, connect_to, this)) {
1112 error << string_compose (
1113 _("cannot connect control output %1 to %2"),
1124 /* Hold process lock while doing this so that we don't hear bits and
1125 * pieces of audio as we work on each route.
1128 Glib::Threads::Mutex::Lock lm (AudioEngine::instance()->process_lock ());
1130 /* Connect tracks to monitor section. Note that in an
1131 existing session, the internal sends will already exist, but we want the
1132 routes to notice that they connect to the control out specifically.
1136 boost::shared_ptr<RouteList> rls = routes.reader ();
1138 PBD::Unwinder<bool> uw (ignore_route_processor_changes, true);
1140 for (RouteList::iterator x = rls->begin(); x != rls->end(); ++x) {
1142 if ((*x)->is_monitor()) {
1144 } else if ((*x)->is_master()) {
1147 (*x)->enable_monitor_send ();
1152 auditioner->connect ();
1157 Session::reset_monitor_section ()
1159 /* Process lock should be held by the caller.*/
1161 if (!_monitor_out || Profile->get_trx()) {
1165 uint32_t limit = _master_out->n_outputs().n_audio();
1167 /* connect the inputs to the master bus outputs. this
1168 * represents a separate data feed from the internal sends from
1169 * each route. as of jan 2011, it allows the monitor section to
1170 * conditionally ignore either the internal sends or the normal
1171 * input feed, but we should really find a better way to do
1175 _master_out->output()->disconnect (this);
1176 _monitor_out->output()->disconnect (this);
1178 _monitor_out->input()->ensure_io (_master_out->output()->n_ports(), false, this);
1179 _monitor_out->output()->ensure_io (_master_out->output()->n_ports(), false, this);
1181 for (uint32_t n = 0; n < limit; ++n) {
1182 boost::shared_ptr<AudioPort> p = _monitor_out->input()->ports().nth_audio_port (n);
1183 boost::shared_ptr<AudioPort> o = _master_out->output()->ports().nth_audio_port (n);
1186 string connect_to = o->name();
1187 if (_monitor_out->input()->connect (p, connect_to, this)) {
1188 error << string_compose (_("cannot connect control input %1 to %2"), n, connect_to)
1195 /* connect monitor section to physical outs
1198 if (Config->get_auto_connect_standard_busses()) {
1200 if (!Config->get_monitor_bus_preferred_bundle().empty()) {
1202 boost::shared_ptr<Bundle> b = bundle_by_name (Config->get_monitor_bus_preferred_bundle());
1205 _monitor_out->output()->connect_ports_to_bundle (b, true, this);
1207 warning << string_compose (_("The preferred I/O for the monitor bus (%1) cannot be found"),
1208 Config->get_monitor_bus_preferred_bundle())
1214 /* Monitor bus is audio only */
1216 vector<string> outputs[DataType::num_types];
1218 for (uint32_t i = 0; i < DataType::num_types; ++i) {
1219 _engine.get_physical_outputs (DataType (DataType::Symbol (i)), outputs[i]);
1222 uint32_t mod = outputs[DataType::AUDIO].size();
1223 uint32_t limit = _monitor_out->n_outputs().get (DataType::AUDIO);
1227 for (uint32_t n = 0; n < limit; ++n) {
1229 boost::shared_ptr<Port> p = _monitor_out->output()->ports().port(DataType::AUDIO, n);
1231 if (outputs[DataType::AUDIO].size() > (n % mod)) {
1232 connect_to = outputs[DataType::AUDIO][n % mod];
1235 if (!connect_to.empty()) {
1236 if (_monitor_out->output()->connect (p, connect_to, this)) {
1237 error << string_compose (
1238 _("cannot connect control output %1 to %2"),
1249 /* Connect tracks to monitor section. Note that in an
1250 existing session, the internal sends will already exist, but we want the
1251 routes to notice that they connect to the control out specifically.
1255 boost::shared_ptr<RouteList> rls = routes.reader ();
1257 PBD::Unwinder<bool> uw (ignore_route_processor_changes, true);
1259 for (RouteList::iterator x = rls->begin(); x != rls->end(); ++x) {
1261 if ((*x)->is_monitor()) {
1263 } else if ((*x)->is_master()) {
1266 (*x)->enable_monitor_send ();
1272 Session::hookup_io ()
1274 /* stop graph reordering notifications from
1275 causing resorts, etc.
1278 _state_of_the_state = StateOfTheState (_state_of_the_state | InitialConnecting);
1282 /* we delay creating the auditioner till now because
1283 it makes its own connections to ports.
1287 boost::shared_ptr<Auditioner> a (new Auditioner (*this));
1289 throw failed_constructor ();
1291 a->use_new_diskstream ();
1295 catch (failed_constructor& err) {
1296 warning << _("cannot create Auditioner: no auditioning of regions possible") << endmsg;
1300 /* load bundles, which we may have postponed earlier on */
1301 if (_bundle_xml_node) {
1302 load_bundles (*_bundle_xml_node);
1303 delete _bundle_xml_node;
1306 /* Tell all IO objects to connect themselves together */
1308 IO::enable_connecting ();
1310 /* Now tell all "floating" ports to connect to whatever
1311 they should be connected to.
1314 AudioEngine::instance()->reconnect_ports ();
1316 /* Anyone who cares about input state, wake up and do something */
1318 IOConnectionsComplete (); /* EMIT SIGNAL */
1320 _state_of_the_state = StateOfTheState (_state_of_the_state & ~InitialConnecting);
1322 /* now handle the whole enchilada as if it was one
1323 graph reorder event.
1328 /* update the full solo state, which can't be
1329 correctly determined on a per-route basis, but
1330 needs the global overview that only the session
1334 update_route_solo_state ();
1338 Session::track_playlist_changed (boost::weak_ptr<Track> wp)
1340 boost::shared_ptr<Track> track = wp.lock ();
1345 boost::shared_ptr<Playlist> playlist;
1347 if ((playlist = track->playlist()) != 0) {
1348 playlist->RegionAdded.connect_same_thread (*this, boost::bind (&Session::playlist_region_added, this, _1));
1349 playlist->RangesMoved.connect_same_thread (*this, boost::bind (&Session::playlist_ranges_moved, this, _1));
1350 playlist->RegionsExtended.connect_same_thread (*this, boost::bind (&Session::playlist_regions_extended, this, _1));
1355 Session::record_enabling_legal () const
1357 /* this used to be in here, but survey says.... we don't need to restrict it */
1358 // if (record_status() == Recording) {
1362 if (Config->get_all_safe()) {
1369 Session::set_track_monitor_input_status (bool yn)
1371 boost::shared_ptr<RouteList> rl = routes.reader ();
1372 for (RouteList::iterator i = rl->begin(); i != rl->end(); ++i) {
1373 boost::shared_ptr<AudioTrack> tr = boost::dynamic_pointer_cast<AudioTrack> (*i);
1374 if (tr && tr->record_enabled ()) {
1375 //cerr << "switching to input = " << !auto_input << __FILE__ << __LINE__ << endl << endl;
1376 tr->request_input_monitoring (yn);
1382 Session::auto_punch_start_changed (Location* location)
1384 replace_event (SessionEvent::PunchIn, location->start());
1386 if (get_record_enabled() && config.get_punch_in()) {
1387 /* capture start has been changed, so save new pending state */
1388 save_state ("", true);
1393 Session::auto_punch_end_changed (Location* location)
1395 framepos_t when_to_stop = location->end();
1396 // when_to_stop += _worst_output_latency + _worst_input_latency;
1397 replace_event (SessionEvent::PunchOut, when_to_stop);
1401 Session::auto_punch_changed (Location* location)
1403 framepos_t when_to_stop = location->end();
1405 replace_event (SessionEvent::PunchIn, location->start());
1406 //when_to_stop += _worst_output_latency + _worst_input_latency;
1407 replace_event (SessionEvent::PunchOut, when_to_stop);
1410 /** @param loc A loop location.
1411 * @param pos Filled in with the start time of the required fade-out (in session frames).
1412 * @param length Filled in with the length of the required fade-out.
1415 Session::auto_loop_declick_range (Location* loc, framepos_t & pos, framepos_t & length)
1417 pos = max (loc->start(), loc->end() - 64);
1418 length = loc->end() - pos;
1422 Session::auto_loop_changed (Location* location)
1424 replace_event (SessionEvent::AutoLoop, location->end(), location->start());
1427 auto_loop_declick_range (location, dcp, dcl);
1429 if (transport_rolling() && play_loop) {
1431 replace_event (SessionEvent::AutoLoopDeclick, dcp, dcl);
1433 // if (_transport_frame > location->end()) {
1435 if (_transport_frame < location->start() || _transport_frame > location->end()) {
1436 // relocate to beginning of loop
1437 clear_events (SessionEvent::LocateRoll);
1439 request_locate (location->start(), true);
1442 else if (Config->get_seamless_loop() && !loop_changing) {
1444 // schedule a locate-roll to refill the diskstreams at the
1445 // previous loop end
1446 loop_changing = true;
1448 if (location->end() > last_loopend) {
1449 clear_events (SessionEvent::LocateRoll);
1450 SessionEvent *ev = new SessionEvent (SessionEvent::LocateRoll, SessionEvent::Add, last_loopend, last_loopend, 0, true);
1456 clear_events (SessionEvent::AutoLoopDeclick);
1457 clear_events (SessionEvent::AutoLoop);
1460 /* possibly move playhead if not rolling; if we are rolling we'll move
1461 to the loop start on stop if that is appropriate.
1466 if (!transport_rolling() && select_playhead_priority_target (pos)) {
1467 if (pos == location->start()) {
1468 request_locate (pos);
1473 last_loopend = location->end();
1478 Session::set_auto_punch_location (Location* location)
1482 if ((existing = _locations->auto_punch_location()) != 0 && existing != location) {
1483 punch_connections.drop_connections();
1484 existing->set_auto_punch (false, this);
1485 remove_event (existing->start(), SessionEvent::PunchIn);
1486 clear_events (SessionEvent::PunchOut);
1487 auto_punch_location_changed (0);
1492 if (location == 0) {
1496 if (location->end() <= location->start()) {
1497 error << _("Session: you can't use that location for auto punch (start <= end)") << endmsg;
1501 punch_connections.drop_connections ();
1503 location->StartChanged.connect_same_thread (punch_connections, boost::bind (&Session::auto_punch_start_changed, this, location));
1504 location->EndChanged.connect_same_thread (punch_connections, boost::bind (&Session::auto_punch_end_changed, this, location));
1505 location->Changed.connect_same_thread (punch_connections, boost::bind (&Session::auto_punch_changed, this, location));
1507 location->set_auto_punch (true, this);
1509 auto_punch_changed (location);
1511 auto_punch_location_changed (location);
1515 Session::set_session_extents (framepos_t start, framepos_t end)
1518 if ((existing = _locations->session_range_location()) == 0) {
1519 //if there is no existing session, we need to make a new session location (should never happen)
1520 existing = new Location (*this, 0, 0, _("session"), Location::IsSessionRange);
1524 error << _("Session: you can't use that location for session start/end)") << endmsg;
1528 existing->set( start, end );
1534 Session::set_auto_loop_location (Location* location)
1538 if ((existing = _locations->auto_loop_location()) != 0 && existing != location) {
1539 loop_connections.drop_connections ();
1540 existing->set_auto_loop (false, this);
1541 remove_event (existing->end(), SessionEvent::AutoLoop);
1544 auto_loop_declick_range (existing, dcp, dcl);
1545 remove_event (dcp, SessionEvent::AutoLoopDeclick);
1546 auto_loop_location_changed (0);
1551 if (location == 0) {
1555 if (location->end() <= location->start()) {
1556 error << _("You cannot use this location for auto-loop because it has zero or negative length") << endmsg;
1560 last_loopend = location->end();
1562 loop_connections.drop_connections ();
1564 location->StartChanged.connect_same_thread (loop_connections, boost::bind (&Session::auto_loop_changed, this, location));
1565 location->EndChanged.connect_same_thread (loop_connections, boost::bind (&Session::auto_loop_changed, this, location));
1566 location->Changed.connect_same_thread (loop_connections, boost::bind (&Session::auto_loop_changed, this, location));
1567 location->FlagsChanged.connect_same_thread (loop_connections, boost::bind (&Session::auto_loop_changed, this, location));
1569 location->set_auto_loop (true, this);
1571 if (Config->get_loop_is_mode() && play_loop && Config->get_seamless_loop()) {
1572 // set all tracks to use internal looping
1573 boost::shared_ptr<RouteList> rl = routes.reader ();
1574 for (RouteList::iterator i = rl->begin(); i != rl->end(); ++i) {
1575 boost::shared_ptr<Track> tr = boost::dynamic_pointer_cast<Track> (*i);
1576 if (tr && !tr->hidden()) {
1577 tr->set_loop (location);
1582 /* take care of our stuff first */
1584 auto_loop_changed (location);
1586 /* now tell everyone else */
1588 auto_loop_location_changed (location);
1592 Session::update_marks (Location*)
1598 Session::update_skips (Location* loc, bool consolidate)
1600 if (_ignore_skips_updates) {
1604 Locations::LocationList skips;
1607 PBD::Unwinder<bool> uw (_ignore_skips_updates, true);
1608 consolidate_skips (loc);
1611 sync_locations_to_skips ();
1617 Session::consolidate_skips (Location* loc)
1619 Locations::LocationList all_locations = _locations->list ();
1621 for (Locations::LocationList::iterator l = all_locations.begin(); l != all_locations.end(); ) {
1623 if (!(*l)->is_skip ()) {
1628 /* don't test against self */
1635 switch (Evoral::coverage ((*l)->start(), (*l)->end(), loc->start(), loc->end())) {
1636 case Evoral::OverlapInternal:
1637 case Evoral::OverlapExternal:
1638 case Evoral::OverlapStart:
1639 case Evoral::OverlapEnd:
1640 /* adjust new location to cover existing one */
1641 loc->set_start (min (loc->start(), (*l)->start()));
1642 loc->set_end (max (loc->end(), (*l)->end()));
1643 /* we don't need this one any more */
1644 _locations->remove (*l);
1645 /* the location has been deleted, so remove reference to it in our local list */
1646 l = all_locations.erase (l);
1649 case Evoral::OverlapNone:
1657 Session::sync_locations_to_skips ()
1659 /* This happens asynchronously (in the audioengine thread). After the clear is done, we will call
1660 * Session::_sync_locations_to_skips() from the audioengine thread.
1662 clear_events (SessionEvent::Skip, boost::bind (&Session::_sync_locations_to_skips, this));
1666 Session::_sync_locations_to_skips ()
1668 /* called as a callback after existing Skip events have been cleared from a realtime audioengine thread */
1670 Locations::LocationList const & locs (_locations->list());
1672 for (Locations::LocationList::const_iterator i = locs.begin(); i != locs.end(); ++i) {
1674 Location* location = *i;
1676 if (location->is_skip() && location->is_skipping()) {
1677 SessionEvent* ev = new SessionEvent (SessionEvent::Skip, SessionEvent::Add, location->start(), location->end(), 1.0);
1685 Session::location_added (Location *location)
1687 if (location->is_auto_punch()) {
1688 set_auto_punch_location (location);
1691 if (location->is_auto_loop()) {
1692 set_auto_loop_location (location);
1695 if (location->is_session_range()) {
1696 /* no need for any signal handling or event setting with the session range,
1697 because we keep a direct reference to it and use its start/end directly.
1699 _session_range_location = location;
1702 if (location->is_mark()) {
1703 /* listen for per-location signals that require us to do any * global updates for marks */
1705 location->StartChanged.connect_same_thread (skip_update_connections, boost::bind (&Session::update_marks, this, location));
1706 location->EndChanged.connect_same_thread (skip_update_connections, boost::bind (&Session::update_marks, this, location));
1707 location->Changed.connect_same_thread (skip_update_connections, boost::bind (&Session::update_marks, this, location));
1708 location->FlagsChanged.connect_same_thread (skip_update_connections, boost::bind (&Session::update_marks, this, location));
1711 if (location->is_skip()) {
1712 /* listen for per-location signals that require us to update skip-locate events */
1714 location->StartChanged.connect_same_thread (skip_update_connections, boost::bind (&Session::update_skips, this, location, true));
1715 location->EndChanged.connect_same_thread (skip_update_connections, boost::bind (&Session::update_skips, this, location, true));
1716 location->Changed.connect_same_thread (skip_update_connections, boost::bind (&Session::update_skips, this, location, true));
1717 location->FlagsChanged.connect_same_thread (skip_update_connections, boost::bind (&Session::update_skips, this, location, false));
1719 update_skips (location, true);
1726 Session::location_removed (Location *location)
1728 if (location->is_auto_loop()) {
1729 set_auto_loop_location (0);
1730 set_track_loop (false);
1733 if (location->is_auto_punch()) {
1734 set_auto_punch_location (0);
1737 if (location->is_session_range()) {
1738 /* this is never supposed to happen */
1739 error << _("programming error: session range removed!") << endl;
1742 if (location->is_skip()) {
1744 update_skips (location, false);
1751 Session::locations_changed ()
1753 _locations->apply (*this, &Session::_locations_changed);
1757 Session::_locations_changed (const Locations::LocationList& locations)
1759 /* There was some mass-change in the Locations object.
1761 We might be re-adding a location here but it doesn't actually matter
1762 for all the locations that the Session takes an interest in.
1766 PBD::Unwinder<bool> protect_ignore_skip_updates (_ignore_skips_updates, true);
1767 for (Locations::LocationList::const_iterator i = locations.begin(); i != locations.end(); ++i) {
1768 location_added (*i);
1772 update_skips (NULL, false);
1776 Session::enable_record ()
1778 if (_transport_speed != 0.0 && _transport_speed != 1.0) {
1779 /* no recording at anything except normal speed */
1784 RecordState rs = (RecordState) g_atomic_int_get (&_record_status);
1786 if (rs == Recording) {
1790 if (g_atomic_int_compare_and_exchange (&_record_status, rs, Recording)) {
1792 _last_record_location = _transport_frame;
1793 send_immediate_mmc (MIDI::MachineControlCommand (MIDI::MachineControl::cmdRecordStrobe));
1795 if (Config->get_monitoring_model() == HardwareMonitoring && config.get_auto_input()) {
1796 set_track_monitor_input_status (true);
1799 RecordStateChanged ();
1806 Session::disable_record (bool rt_context, bool force)
1810 if ((rs = (RecordState) g_atomic_int_get (&_record_status)) != Disabled) {
1812 if ((!Config->get_latched_record_enable () && !play_loop) || force) {
1813 g_atomic_int_set (&_record_status, Disabled);
1814 send_immediate_mmc (MIDI::MachineControlCommand (MIDI::MachineControl::cmdRecordExit));
1816 if (rs == Recording) {
1817 g_atomic_int_set (&_record_status, Enabled);
1821 if (Config->get_monitoring_model() == HardwareMonitoring && config.get_auto_input()) {
1822 set_track_monitor_input_status (false);
1825 RecordStateChanged (); /* emit signal */
1828 remove_pending_capture_state ();
1834 Session::step_back_from_record ()
1836 if (g_atomic_int_compare_and_exchange (&_record_status, Recording, Enabled)) {
1838 if (Config->get_monitoring_model() == HardwareMonitoring && config.get_auto_input()) {
1839 set_track_monitor_input_status (false);
1842 RecordStateChanged (); /* emit signal */
1847 Session::maybe_enable_record ()
1849 if (_step_editors > 0) {
1853 g_atomic_int_set (&_record_status, Enabled);
1855 /* This function is currently called from somewhere other than an RT thread.
1856 This save_state() call therefore doesn't impact anything. Doing it here
1857 means that we save pending state of which sources the next record will use,
1858 which gives us some chance of recovering from a crash during the record.
1861 save_state ("", true);
1863 if (Config->get_loop_is_mode()) {
1864 /* makes no sense to use loop play as mode when recording */
1865 request_play_loop (false);
1868 if (_transport_speed) {
1869 if (!config.get_punch_in()) {
1873 send_immediate_mmc (MIDI::MachineControlCommand (MIDI::MachineControl::cmdRecordPause));
1874 RecordStateChanged (); /* EMIT SIGNAL */
1881 Session::audible_frame () const
1887 offset = worst_playback_latency ();
1889 if (synced_to_engine()) {
1890 /* Note: this is basically just sync-to-JACK */
1891 tf = _engine.transport_frame();
1893 tf = _transport_frame;
1898 if (!non_realtime_work_pending()) {
1902 /* Check to see if we have passed the first guaranteed
1903 audible frame past our last start position. if not,
1904 return that last start point because in terms
1905 of audible frames, we have not moved yet.
1907 `Start position' in this context means the time we last
1908 either started, located, or changed transport direction.
1911 if (_transport_speed > 0.0f) {
1913 if (!play_loop || !have_looped) {
1914 if (tf < _last_roll_or_reversal_location + offset) {
1915 return _last_roll_or_reversal_location;
1923 } else if (_transport_speed < 0.0f) {
1925 /* XXX wot? no backward looping? */
1927 if (tf > _last_roll_or_reversal_location - offset) {
1928 return _last_roll_or_reversal_location;
1940 Session::set_frame_rate (framecnt_t frames_per_second)
1942 /** \fn void Session::set_frame_size(framecnt_t)
1943 the AudioEngine object that calls this guarantees
1944 that it will not be called while we are also in
1945 ::process(). Its fine to do things that block
1949 _base_frame_rate = frames_per_second;
1950 _nominal_frame_rate = frames_per_second;
1955 reset_write_sources (false);
1957 // XXX we need some equivalent to this, somehow
1958 // SndFileSource::setup_standard_crossfades (frames_per_second);
1962 /* XXX need to reset/reinstantiate all LADSPA plugins */
1966 Session::set_block_size (pframes_t nframes)
1968 /* the AudioEngine guarantees
1969 that it will not be called while we are also in
1970 ::process(). It is therefore fine to do things that block
1975 current_block_size = nframes;
1979 boost::shared_ptr<RouteList> r = routes.reader ();
1981 for (RouteList::iterator i = r->begin(); i != r->end(); ++i) {
1982 (*i)->set_block_size (nframes);
1985 boost::shared_ptr<RouteList> rl = routes.reader ();
1986 for (RouteList::iterator i = rl->begin(); i != rl->end(); ++i) {
1987 boost::shared_ptr<Track> tr = boost::dynamic_pointer_cast<Track> (*i);
1989 tr->set_block_size (nframes);
1993 set_worst_io_latencies ();
1999 trace_terminal (boost::shared_ptr<Route> r1, boost::shared_ptr<Route> rbase)
2001 boost::shared_ptr<Route> r2;
2003 if (r1->feeds (rbase) && rbase->feeds (r1)) {
2004 info << string_compose(_("feedback loop setup between %1 and %2"), r1->name(), rbase->name()) << endmsg;
2008 /* make a copy of the existing list of routes that feed r1 */
2010 Route::FedBy existing (r1->fed_by());
2012 /* for each route that feeds r1, recurse, marking it as feeding
2016 for (Route::FedBy::iterator i = existing.begin(); i != existing.end(); ++i) {
2017 if (!(r2 = i->r.lock ())) {
2018 /* (*i) went away, ignore it */
2022 /* r2 is a route that feeds r1 which somehow feeds base. mark
2023 base as being fed by r2
2026 rbase->add_fed_by (r2, i->sends_only);
2030 /* 2nd level feedback loop detection. if r1 feeds or is fed by r2,
2034 if (r1->feeds (r2) && r2->feeds (r1)) {
2038 /* now recurse, so that we can mark base as being fed by
2039 all routes that feed r2
2042 trace_terminal (r2, rbase);
2049 Session::resort_routes ()
2051 /* don't do anything here with signals emitted
2052 by Routes during initial setup or while we
2053 are being destroyed.
2056 if (_state_of_the_state & (InitialConnecting | Deletion)) {
2061 RCUWriter<RouteList> writer (routes);
2062 boost::shared_ptr<RouteList> r = writer.get_copy ();
2063 resort_routes_using (r);
2064 /* writer goes out of scope and forces update */
2068 boost::shared_ptr<RouteList> rl = routes.reader ();
2069 for (RouteList::iterator i = rl->begin(); i != rl->end(); ++i) {
2070 DEBUG_TRACE (DEBUG::Graph, string_compose ("%1 fed by ...\n", (*i)->name()));
2072 const Route::FedBy& fb ((*i)->fed_by());
2074 for (Route::FedBy::const_iterator f = fb.begin(); f != fb.end(); ++f) {
2075 boost::shared_ptr<Route> sf = f->r.lock();
2077 DEBUG_TRACE (DEBUG::Graph, string_compose ("\t%1 (sends only ? %2)\n", sf->name(), f->sends_only));
2085 /** This is called whenever we need to rebuild the graph of how we will process
2087 * @param r List of routes, in any order.
2091 Session::resort_routes_using (boost::shared_ptr<RouteList> r)
2093 /* We are going to build a directed graph of our routes;
2094 this is where the edges of that graph are put.
2099 /* Go through all routes doing two things:
2101 * 1. Collect the edges of the route graph. Each of these edges
2102 * is a pair of routes, one of which directly feeds the other
2103 * either by a JACK connection or by an internal send.
2105 * 2. Begin the process of making routes aware of which other
2106 * routes directly or indirectly feed them. This information
2107 * is used by the solo code.
2110 for (RouteList::iterator i = r->begin(); i != r->end(); ++i) {
2112 /* Clear out the route's list of direct or indirect feeds */
2113 (*i)->clear_fed_by ();
2115 for (RouteList::iterator j = r->begin(); j != r->end(); ++j) {
2117 bool via_sends_only;
2119 /* See if this *j feeds *i according to the current state of the JACK
2120 connections and internal sends.
2122 if ((*j)->direct_feeds_according_to_reality (*i, &via_sends_only)) {
2123 /* add the edge to the graph (part #1) */
2124 edges.add (*j, *i, via_sends_only);
2125 /* tell the route (for part #2) */
2126 (*i)->add_fed_by (*j, via_sends_only);
2131 /* Attempt a topological sort of the route graph */
2132 boost::shared_ptr<RouteList> sorted_routes = topological_sort (r, edges);
2134 if (sorted_routes) {
2135 /* We got a satisfactory topological sort, so there is no feedback;
2138 Note: the process graph rechain does not require a
2139 topologically-sorted list, but hey ho.
2141 if (_process_graph) {
2142 _process_graph->rechain (sorted_routes, edges);
2145 _current_route_graph = edges;
2147 /* Complete the building of the routes' lists of what directly
2148 or indirectly feeds them.
2150 for (RouteList::iterator i = r->begin(); i != r->end(); ++i) {
2151 trace_terminal (*i, *i);
2154 *r = *sorted_routes;
2157 DEBUG_TRACE (DEBUG::Graph, "Routes resorted, order follows:\n");
2158 for (RouteList::iterator i = r->begin(); i != r->end(); ++i) {
2159 DEBUG_TRACE (DEBUG::Graph, string_compose ("\t%1 signal order %2\n",
2160 (*i)->name(), (*i)->order_key ()));
2164 SuccessfulGraphSort (); /* EMIT SIGNAL */
2167 /* The topological sort failed, so we have a problem. Tell everyone
2168 and stick to the old graph; this will continue to be processed, so
2169 until the feedback is fixed, what is played back will not quite
2170 reflect what is actually connected. Note also that we do not
2171 do trace_terminal here, as it would fail due to an endless recursion,
2172 so the solo code will think that everything is still connected
2176 FeedbackDetected (); /* EMIT SIGNAL */
2181 /** Find a route name starting with \a base, maybe followed by the
2182 * lowest \a id. \a id will always be added if \a definitely_add_number
2183 * is true on entry; otherwise it will only be added if required
2184 * to make the name unique.
2186 * Names are constructed like e.g. "Audio 3" for base="Audio" and id=3.
2187 * The available route name with the lowest ID will be used, and \a id
2188 * will be set to the ID.
2190 * \return false if a route name could not be found, and \a track_name
2191 * and \a id do not reflect a free route name.
2194 Session::find_route_name (string const & base, uint32_t& id, string& name, bool definitely_add_number)
2196 if (!definitely_add_number && route_by_name (base) == 0) {
2197 /* juse use the base */
2203 name = string_compose ("%1 %2", base, id);
2205 if (route_by_name (name) == 0) {
2211 } while (id < (UINT_MAX-1));
2216 /** Count the total ins and outs of all non-hidden tracks in the session and return them in in and out */
2218 Session::count_existing_track_channels (ChanCount& in, ChanCount& out)
2220 in = ChanCount::ZERO;
2221 out = ChanCount::ZERO;
2223 boost::shared_ptr<RouteList> r = routes.reader ();
2225 for (RouteList::iterator i = r->begin(); i != r->end(); ++i) {
2226 boost::shared_ptr<Track> tr = boost::dynamic_pointer_cast<Track> (*i);
2227 if (tr && !tr->is_auditioner()) {
2228 in += tr->n_inputs();
2229 out += tr->n_outputs();
2235 Session::default_track_name_pattern (DataType t)
2238 case DataType::AUDIO:
2239 if (Profile->get_trx()) {
2246 case DataType::MIDI:
2253 /** Caller must not hold process lock
2254 * @param name_template string to use for the start of the name, or "" to use "MIDI".
2255 * @param instrument plugin info for the instrument to insert pre-fader, if any
2257 list<boost::shared_ptr<MidiTrack> >
2258 Session::new_midi_track (const ChanCount& input, const ChanCount& output, boost::shared_ptr<PluginInfo> instrument,
2259 TrackMode mode, RouteGroup* route_group, uint32_t how_many, string name_template)
2262 uint32_t track_id = 0;
2264 RouteList new_routes;
2265 list<boost::shared_ptr<MidiTrack> > ret;
2267 const string name_pattern = default_track_name_pattern (DataType::MIDI);
2268 bool const use_number = (how_many != 1) || name_template.empty () || (name_template == name_pattern);
2271 if (!find_route_name (name_template.empty() ? _("MIDI") : name_template, ++track_id, track_name, use_number)) {
2272 error << "cannot find name for new midi track" << endmsg;
2276 boost::shared_ptr<MidiTrack> track;
2279 track.reset (new MidiTrack (*this, track_name, Route::Flag (0), mode));
2281 if (track->init ()) {
2285 track->use_new_diskstream();
2287 #ifdef BOOST_SP_ENABLE_DEBUG_HOOKS
2288 // boost_debug_shared_ptr_mark_interesting (track.get(), "Track");
2291 Glib::Threads::Mutex::Lock lm (AudioEngine::instance()->process_lock ());
2292 if (track->input()->ensure_io (input, false, this)) {
2293 error << "cannot configure " << input << " out configuration for new midi track" << endmsg;
2297 if (track->output()->ensure_io (output, false, this)) {
2298 error << "cannot configure " << output << " out configuration for new midi track" << endmsg;
2303 track->non_realtime_input_change();
2306 route_group->add (track);
2309 track->DiskstreamChanged.connect_same_thread (*this, boost::bind (&Session::resort_routes, this));
2311 if (Config->get_remote_model() == UserOrdered) {
2312 track->set_remote_control_id (next_control_id());
2315 new_routes.push_back (track);
2316 ret.push_back (track);
2318 RouteAddedOrRemoved (true); /* EMIT SIGNAL */
2321 catch (failed_constructor &err) {
2322 error << _("Session: could not create new midi track.") << endmsg;
2326 catch (AudioEngine::PortRegistrationFailure& pfe) {
2328 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;
2336 if (!new_routes.empty()) {
2337 StateProtector sp (this);
2338 if (Profile->get_trx()) {
2339 add_routes (new_routes, false, false, false);
2341 add_routes (new_routes, true, true, false);
2345 for (RouteList::iterator r = new_routes.begin(); r != new_routes.end(); ++r) {
2346 PluginPtr plugin = instrument->load (*this);
2347 boost::shared_ptr<Processor> p (new PluginInsert (*this, plugin));
2348 (*r)->add_processor (p, PreFader);
2358 Session::midi_output_change_handler (IOChange change, void * /*src*/, boost::weak_ptr<Route> wmt)
2360 boost::shared_ptr<Route> midi_track (wmt.lock());
2366 if ((change.type & IOChange::ConfigurationChanged) && Config->get_output_auto_connect() != ManualConnect) {
2368 if (change.after.n_audio() <= change.before.n_audio()) {
2372 /* new audio ports: make sure the audio goes somewhere useful,
2373 unless the user has no-auto-connect selected.
2375 The existing ChanCounts don't matter for this call as they are only
2376 to do with matching input and output indices, and we are only changing
2382 auto_connect_route (midi_track, dummy, dummy, false, false, ChanCount(), change.before);
2386 /** @param connect_inputs true to connect inputs as well as outputs, false to connect just outputs.
2387 * @param input_start Where to start from when auto-connecting inputs; e.g. if this is 0, auto-connect starting from input 0.
2388 * @param output_start As \a input_start, but for outputs.
2391 Session::auto_connect_route (boost::shared_ptr<Route> route, ChanCount& existing_inputs, ChanCount& existing_outputs,
2392 bool with_lock, bool connect_inputs, ChanCount input_start, ChanCount output_start)
2394 if (!IO::connecting_legal) {
2398 Glib::Threads::Mutex::Lock lm (AudioEngine::instance()->process_lock (), Glib::Threads::NOT_LOCK);
2404 /* If both inputs and outputs are auto-connected to physical ports,
2405 use the max of input and output offsets to ensure auto-connected
2406 port numbers always match up (e.g. the first audio input and the
2407 first audio output of the route will have the same physical
2408 port number). Otherwise just use the lowest input or output
2412 DEBUG_TRACE (DEBUG::Graph,
2413 string_compose("Auto-connect: existing in = %1 out = %2\n",
2414 existing_inputs, existing_outputs));
2416 const bool in_out_physical =
2417 (Config->get_input_auto_connect() & AutoConnectPhysical)
2418 && (Config->get_output_auto_connect() & AutoConnectPhysical)
2421 const ChanCount in_offset = in_out_physical
2422 ? ChanCount::max(existing_inputs, existing_outputs)
2425 const ChanCount out_offset = in_out_physical
2426 ? ChanCount::max(existing_inputs, existing_outputs)
2429 for (DataType::iterator t = DataType::begin(); t != DataType::end(); ++t) {
2430 vector<string> physinputs;
2431 vector<string> physoutputs;
2433 _engine.get_physical_outputs (*t, physoutputs);
2434 _engine.get_physical_inputs (*t, physinputs);
2436 if (!physinputs.empty() && connect_inputs) {
2437 uint32_t nphysical_in = physinputs.size();
2439 DEBUG_TRACE (DEBUG::Graph,
2440 string_compose("There are %1 physical inputs of type %2\n",
2443 for (uint32_t i = input_start.get(*t); i < route->n_inputs().get(*t) && i < nphysical_in; ++i) {
2446 if (Config->get_input_auto_connect() & AutoConnectPhysical) {
2447 DEBUG_TRACE (DEBUG::Graph,
2448 string_compose("Get index %1 + %2 % %3 = %4\n",
2449 in_offset.get(*t), i, nphysical_in,
2450 (in_offset.get(*t) + i) % nphysical_in));
2451 port = physinputs[(in_offset.get(*t) + i) % nphysical_in];
2454 DEBUG_TRACE (DEBUG::Graph,
2455 string_compose("Connect route %1 IN to %2\n",
2456 route->name(), port));
2458 if (!port.empty() && route->input()->connect (route->input()->ports().port(*t, i), port, this)) {
2462 ChanCount one_added (*t, 1);
2463 existing_inputs += one_added;
2467 if (!physoutputs.empty()) {
2468 uint32_t nphysical_out = physoutputs.size();
2469 for (uint32_t i = output_start.get(*t); i < route->n_outputs().get(*t); ++i) {
2473 * do not create new connections if we reached the limit of physical outputs
2477 if (!(Config->get_output_auto_connect() & AutoConnectMaster) &&
2478 ARDOUR::Profile->get_trx () &&
2479 existing_outputs.get(*t) == nphysical_out ) {
2483 if ((*t) == DataType::MIDI && (Config->get_output_auto_connect() & AutoConnectPhysical)) {
2484 port = physoutputs[(out_offset.get(*t) + i) % nphysical_out];
2485 } else if ((*t) == DataType::AUDIO && (Config->get_output_auto_connect() & AutoConnectMaster)) {
2486 /* master bus is audio only */
2487 if (_master_out && _master_out->n_inputs().get(*t) > 0) {
2488 port = _master_out->input()->ports().port(*t,
2489 i % _master_out->input()->n_ports().get(*t))->name();
2493 DEBUG_TRACE (DEBUG::Graph,
2494 string_compose("Connect route %1 OUT to %2\n",
2495 route->name(), port));
2497 if (!port.empty() && route->output()->connect (route->output()->ports().port(*t, i), port, this)) {
2501 ChanCount one_added (*t, 1);
2502 existing_outputs += one_added;
2508 #ifdef USE_TRACKS_CODE_FEATURES
2511 compare_routes_by_remote_id (const boost::shared_ptr<Route>& route1, const boost::shared_ptr<Route>& route2)
2513 return route1->remote_control_id() < route2->remote_control_id();
2517 Session::reconnect_existing_routes (bool withLock, bool reconnect_master, bool reconnect_inputs, bool reconnect_outputs)
2519 // it is not allowed to perform connection
2520 if (!IO::connecting_legal) {
2524 // if we are deleting routes we will call this once at the end
2525 if (_route_deletion_in_progress) {
2529 Glib::Threads::Mutex::Lock lm (AudioEngine::instance()->process_lock (), Glib::Threads::NOT_LOCK);
2535 // We need to disconnect the route's inputs and outputs first
2536 // basing on autoconnect configuration
2537 bool reconnectIputs = !(Config->get_input_auto_connect() & ManualConnect) && reconnect_inputs;
2538 bool reconnectOutputs = !(Config->get_output_auto_connect() & ManualConnect) && reconnect_outputs;
2540 ChanCount existing_inputs;
2541 ChanCount existing_outputs;
2542 count_existing_track_channels (existing_inputs, existing_outputs);
2544 //ChanCount inputs = ChanCount::ZERO;
2545 //ChanCount outputs = ChanCount::ZERO;
2547 RouteList existing_routes = *routes.reader ();
2548 existing_routes.sort (compare_routes_by_remote_id);
2551 PBD::Unwinder<bool> protect_ignore_changes (_reconnecting_routes_in_progress, true);
2553 vector<string> physinputs;
2554 vector<string> physoutputs;
2556 EngineStateController::instance()->get_physical_audio_outputs(physoutputs);
2557 EngineStateController::instance()->get_physical_audio_inputs(physinputs);
2559 uint32_t input_n = 0;
2560 uint32_t output_n = 0;
2561 RouteList::iterator rIter = existing_routes.begin();
2562 const AutoConnectOption current_input_auto_connection (Config->get_input_auto_connect());
2563 const AutoConnectOption current_output_auto_connection (Config->get_output_auto_connect());
2564 for (; rIter != existing_routes.end(); ++rIter) {
2565 if (*rIter == _master_out || *rIter == _monitor_out ) {
2569 if (current_output_auto_connection == AutoConnectPhysical) {
2570 (*rIter)->amp()->deactivate();
2571 } else if (current_output_auto_connection == AutoConnectMaster) {
2572 (*rIter)->amp()->activate();
2575 if (reconnectIputs) {
2576 (*rIter)->input()->disconnect (this); //GZ: check this; could be heavy
2578 for (uint32_t route_input_n = 0; route_input_n < (*rIter)->n_inputs().get(DataType::AUDIO); ++route_input_n) {
2580 if (current_input_auto_connection & AutoConnectPhysical) {
2582 if ( input_n == physinputs.size() ) {
2586 string port = physinputs[input_n];
2588 if (port.empty() ) {
2589 error << "Physical Input number "<< input_n << " is unavailable and cannot be connected" << endmsg;
2592 //GZ: check this; could be heavy
2593 (*rIter)->input()->connect ((*rIter)->input()->ports().port(DataType::AUDIO, route_input_n), port, this);
2599 if (reconnectOutputs) {
2601 //normalize route ouptuts: reduce the amount outputs to be equal to the amount of inputs
2602 if (current_output_auto_connection & AutoConnectPhysical) {
2604 //GZ: check this; could be heavy
2605 (*rIter)->output()->disconnect (this);
2606 size_t route_inputs_count = (*rIter)->n_inputs().get(DataType::AUDIO);
2608 //GZ: check this; could be heavy
2609 (*rIter)->output()->ensure_io(ChanCount(DataType::AUDIO, route_inputs_count), false, this );
2611 } else if (current_output_auto_connection & AutoConnectMaster){
2613 if (!reconnect_master) {
2617 //GZ: check this; could be heavy
2618 (*rIter)->output()->disconnect (this);
2621 uint32_t master_inputs_count = _master_out->n_inputs().get(DataType::AUDIO);
2622 (*rIter)->output()->ensure_io(ChanCount(DataType::AUDIO, master_inputs_count), false, this );
2624 error << error << "Master bus is not available" << endmsg;
2629 for (uint32_t route_output_n = 0; route_output_n < (*rIter)->n_outputs().get(DataType::AUDIO); ++route_output_n) {
2630 if (current_output_auto_connection & AutoConnectPhysical) {
2632 if ( output_n == physoutputs.size() ) {
2636 string port = physoutputs[output_n];
2638 if (port.empty() ) {
2639 error << "Physical Output number "<< output_n << " is unavailable and cannot be connected" << endmsg;
2642 //GZ: check this; could be heavy
2643 (*rIter)->output()->connect ((*rIter)->output()->ports().port(DataType::AUDIO, route_output_n), port, this);
2646 } else if (current_output_auto_connection & AutoConnectMaster) {
2648 if ( route_output_n == _master_out->n_inputs().get(DataType::AUDIO) ) {
2652 // connect to master bus
2653 string port = _master_out->input()->ports().port(DataType::AUDIO, route_output_n)->name();
2655 if (port.empty() ) {
2656 error << "MasterBus Input number "<< route_output_n << " is unavailable and cannot be connected" << endmsg;
2660 //GZ: check this; could be heavy
2661 (*rIter)->output()->connect ((*rIter)->output()->ports().port(DataType::AUDIO, route_output_n), port, this);
2667 //auto_connect_route (*rIter, inputs, outputs, false, reconnectIputs);
2670 _master_out->output()->disconnect (this);
2671 auto_connect_master_bus ();
2676 session_routes_reconnected (); /* EMIT SIGNAL */
2680 Session::reconnect_midi_scene_ports(bool inputs)
2684 boost::shared_ptr<MidiPort> scene_in_ptr = scene_in();
2686 scene_in_ptr->disconnect_all ();
2688 std::vector<EngineStateController::MidiPortState> midi_port_states;
2689 EngineStateController::instance()->get_physical_midi_input_states (midi_port_states);
2691 std::vector<EngineStateController::MidiPortState>::iterator state_iter = midi_port_states.begin();
2693 for (; state_iter != midi_port_states.end(); ++state_iter) {
2694 if (state_iter->active && state_iter->available && state_iter->scene_connected) {
2695 scene_in_ptr->connect (state_iter->name);
2702 boost::shared_ptr<MidiPort> scene_out_ptr = scene_out();
2704 if (scene_out_ptr ) {
2705 scene_out_ptr->disconnect_all ();
2707 std::vector<EngineStateController::MidiPortState> midi_port_states;
2708 EngineStateController::instance()->get_physical_midi_output_states (midi_port_states);
2710 std::vector<EngineStateController::MidiPortState>::iterator state_iter = midi_port_states.begin();
2712 for (; state_iter != midi_port_states.end(); ++state_iter) {
2713 if (state_iter->active && state_iter->available && state_iter->scene_connected) {
2714 scene_out_ptr->connect (state_iter->name);
2722 Session::reconnect_mtc_ports ()
2724 boost::shared_ptr<MidiPort> mtc_in_ptr = _midi_ports->mtc_input_port();
2730 mtc_in_ptr->disconnect_all ();
2732 std::vector<EngineStateController::MidiPortState> midi_port_states;
2733 EngineStateController::instance()->get_physical_midi_input_states (midi_port_states);
2735 std::vector<EngineStateController::MidiPortState>::iterator state_iter = midi_port_states.begin();
2737 for (; state_iter != midi_port_states.end(); ++state_iter) {
2738 if (state_iter->available && state_iter->mtc_in) {
2739 mtc_in_ptr->connect (state_iter->name);
2743 if (!_midi_ports->mtc_input_port ()->connected () &&
2744 config.get_external_sync () &&
2745 (Config->get_sync_source () == MTC) ) {
2746 config.set_external_sync (false);
2749 if ( ARDOUR::Profile->get_trx () ) {
2750 // Tracks need this signal to update timecode_source_dropdown
2751 MtcOrLtcInputPortChanged (); //emit signal
2756 Session::reconnect_mmc_ports(bool inputs)
2758 if (inputs ) { // get all enabled midi input ports
2760 boost::shared_ptr<MidiPort> mmc_in_ptr = _midi_ports->mmc_in();
2762 mmc_in_ptr->disconnect_all ();
2763 std::vector<std::string> enabled_midi_inputs;
2764 EngineStateController::instance()->get_physical_midi_inputs (enabled_midi_inputs);
2766 std::vector<std::string>::iterator port_iter = enabled_midi_inputs.begin();
2768 for (; port_iter != enabled_midi_inputs.end(); ++port_iter) {
2769 mmc_in_ptr->connect (*port_iter);
2773 } else { // get all enabled midi output ports
2775 boost::shared_ptr<MidiPort> mmc_out_ptr = _midi_ports->mmc_out();
2777 mmc_out_ptr->disconnect_all ();
2778 std::vector<std::string> enabled_midi_outputs;
2779 EngineStateController::instance()->get_physical_midi_outputs (enabled_midi_outputs);
2781 std::vector<std::string>::iterator port_iter = enabled_midi_outputs.begin();
2783 for (; port_iter != enabled_midi_outputs.end(); ++port_iter) {
2784 mmc_out_ptr->connect (*port_iter);
2792 /** Caller must not hold process lock
2793 * @param name_template string to use for the start of the name, or "" to use "Audio".
2795 list< boost::shared_ptr<AudioTrack> >
2796 Session::new_audio_track (int input_channels, int output_channels, TrackMode mode, RouteGroup* route_group,
2797 uint32_t how_many, string name_template)
2800 uint32_t track_id = 0;
2802 RouteList new_routes;
2803 list<boost::shared_ptr<AudioTrack> > ret;
2805 const string name_pattern = default_track_name_pattern (DataType::AUDIO);
2806 bool const use_number = (how_many != 1) || name_template.empty () || (name_template == name_pattern);
2810 if (!find_route_name (name_template.empty() ? _(name_pattern.c_str()) : name_template, ++track_id, track_name, use_number)) {
2811 error << "cannot find name for new audio track" << endmsg;
2815 boost::shared_ptr<AudioTrack> track;
2818 track.reset (new AudioTrack (*this, track_name, Route::Flag (0), mode));
2820 if (track->init ()) {
2824 if (ARDOUR::Profile->get_trx ()) {
2825 // TRACKS considers it's not a USE CASE, it's
2826 // a piece of behavior of the session model:
2828 // Gain for a newly created route depends on
2829 // the current output_auto_connect mode:
2831 // 0 for Stereo Out mode
2833 if (Config->get_output_auto_connect() & AutoConnectMaster) {
2834 track->set_gain (dB_to_coefficient (0), 0);
2838 track->use_new_diskstream();
2840 #ifdef BOOST_SP_ENABLE_DEBUG_HOOKS
2841 // boost_debug_shared_ptr_mark_interesting (track.get(), "Track");
2844 Glib::Threads::Mutex::Lock lm (AudioEngine::instance()->process_lock ());
2846 if (track->input()->ensure_io (ChanCount(DataType::AUDIO, input_channels), false, this)) {
2847 error << string_compose (
2848 _("cannot configure %1 in/%2 out configuration for new audio track"),
2849 input_channels, output_channels)
2854 if (track->output()->ensure_io (ChanCount(DataType::AUDIO, output_channels), false, this)) {
2855 error << string_compose (
2856 _("cannot configure %1 in/%2 out configuration for new audio track"),
2857 input_channels, output_channels)
2864 route_group->add (track);
2867 track->non_realtime_input_change();
2869 track->DiskstreamChanged.connect_same_thread (*this, boost::bind (&Session::resort_routes, this));
2870 if (Config->get_remote_model() == UserOrdered) {
2871 track->set_remote_control_id (next_control_id());
2874 new_routes.push_back (track);
2875 ret.push_back (track);
2877 RouteAddedOrRemoved (true); /* EMIT SIGNAL */
2880 catch (failed_constructor &err) {
2881 error << _("Session: could not create new audio track.") << endmsg;
2885 catch (AudioEngine::PortRegistrationFailure& pfe) {
2887 error << pfe.what() << endmsg;
2895 if (!new_routes.empty()) {
2896 StateProtector sp (this);
2897 if (Profile->get_trx()) {
2898 add_routes (new_routes, false, false, false);
2900 add_routes (new_routes, true, true, false);
2907 /** Caller must not hold process lock.
2908 * @param name_template string to use for the start of the name, or "" to use "Bus".
2911 Session::new_audio_route (int input_channels, int output_channels, RouteGroup* route_group, uint32_t how_many, string name_template)
2914 uint32_t bus_id = 0;
2918 bool const use_number = (how_many != 1) || name_template.empty () || name_template == _("Bus");
2921 if (!find_route_name (name_template.empty () ? _("Bus") : name_template, ++bus_id, bus_name, use_number)) {
2922 error << "cannot find name for new audio bus" << endmsg;
2927 boost::shared_ptr<Route> bus (new Route (*this, bus_name, Route::Flag(0), DataType::AUDIO));
2933 #ifdef BOOST_SP_ENABLE_DEBUG_HOOKS
2934 // boost_debug_shared_ptr_mark_interesting (bus.get(), "Route");
2937 Glib::Threads::Mutex::Lock lm (AudioEngine::instance()->process_lock ());
2939 if (bus->input()->ensure_io (ChanCount(DataType::AUDIO, input_channels), false, this)) {
2940 error << string_compose (_("cannot configure %1 in/%2 out configuration for new audio track"),
2941 input_channels, output_channels)
2947 if (bus->output()->ensure_io (ChanCount(DataType::AUDIO, output_channels), false, this)) {
2948 error << string_compose (_("cannot configure %1 in/%2 out configuration for new audio track"),
2949 input_channels, output_channels)
2956 route_group->add (bus);
2958 if (Config->get_remote_model() == UserOrdered) {
2959 bus->set_remote_control_id (next_control_id());
2962 bus->add_internal_return ();
2964 ret.push_back (bus);
2966 RouteAddedOrRemoved (true); /* EMIT SIGNAL */
2972 catch (failed_constructor &err) {
2973 error << _("Session: could not create new audio route.") << endmsg;
2977 catch (AudioEngine::PortRegistrationFailure& pfe) {
2978 error << pfe.what() << endmsg;
2988 StateProtector sp (this);
2989 if (Profile->get_trx()) {
2990 add_routes (ret, false, false, false);
2992 add_routes (ret, false, true, true); // autoconnect // outputs only
3001 Session::new_route_from_template (uint32_t how_many, const std::string& template_path, const std::string& name_base)
3004 uint32_t control_id;
3006 uint32_t number = 0;
3007 const uint32_t being_added = how_many;
3009 if (!tree.read (template_path.c_str())) {
3013 XMLNode* node = tree.root();
3015 IO::disable_connecting ();
3017 control_id = next_control_id ();
3021 XMLNode node_copy (*node);
3023 /* Remove IDs of everything so that new ones are used */
3024 node_copy.remove_property_recursively (X_("id"));
3029 if (!name_base.empty()) {
3031 /* if we're adding more than one routes, force
3032 * all the names of the new routes to be
3033 * numbered, via the final parameter.
3036 if (!find_route_name (name_base.c_str(), ++number, name, (being_added > 1))) {
3037 fatal << _("Session: UINT_MAX routes? impossible!") << endmsg;
3043 string const route_name = node_copy.property(X_("name"))->value ();
3045 /* generate a new name by adding a number to the end of the template name */
3046 if (!find_route_name (route_name.c_str(), ++number, name, true)) {
3047 fatal << _("Session: UINT_MAX routes? impossible!") << endmsg;
3048 abort(); /*NOTREACHED*/
3052 /* set this name in the XML description that we are about to use */
3053 Route::set_name_in_state (node_copy, name);
3055 /* trim bitslots from listen sends so that new ones are used */
3056 XMLNodeList children = node_copy.children ();
3057 for (XMLNodeList::iterator i = children.begin(); i != children.end(); ++i) {
3058 if ((*i)->name() == X_("Processor")) {
3059 XMLProperty* role = (*i)->property (X_("role"));
3060 if (role && role->value() == X_("Listen")) {
3061 (*i)->remove_property (X_("bitslot"));
3066 boost::shared_ptr<Route> route (XMLRouteFactory (node_copy, 3000));
3069 error << _("Session: cannot create track/bus from template description") << endmsg;
3073 if (boost::dynamic_pointer_cast<Track>(route)) {
3074 /* force input/output change signals so that the new diskstream
3075 picks up the configuration of the route. During session
3076 loading this normally happens in a different way.
3079 Glib::Threads::Mutex::Lock lm (AudioEngine::instance()->process_lock ());
3081 IOChange change (IOChange::Type (IOChange::ConfigurationChanged | IOChange::ConnectionsChanged));
3082 change.after = route->input()->n_ports();
3083 route->input()->changed (change, this);
3084 change.after = route->output()->n_ports();
3085 route->output()->changed (change, this);
3088 route->set_remote_control_id (control_id);
3091 ret.push_back (route);
3093 RouteAddedOrRemoved (true); /* EMIT SIGNAL */
3096 catch (failed_constructor &err) {
3097 error << _("Session: could not create new route from template") << endmsg;
3101 catch (AudioEngine::PortRegistrationFailure& pfe) {
3102 error << pfe.what() << endmsg;
3111 StateProtector sp (this);
3112 if (Profile->get_trx()) {
3113 add_routes (ret, false, false, false);
3115 add_routes (ret, true, true, false);
3117 IO::enable_connecting ();
3124 Session::add_routes (RouteList& new_routes, bool input_auto_connect, bool output_auto_connect, bool save)
3127 PBD::Unwinder<bool> aip (_adding_routes_in_progress, true);
3128 add_routes_inner (new_routes, input_auto_connect, output_auto_connect);
3131 error << _("Adding new tracks/busses failed") << endmsg;
3136 update_latency (true);
3137 update_latency (false);
3142 save_state (_current_snapshot_name);
3145 reassign_track_numbers();
3147 update_route_record_state ();
3149 RouteAdded (new_routes); /* EMIT SIGNAL */
3153 Session::add_routes_inner (RouteList& new_routes, bool input_auto_connect, bool output_auto_connect)
3155 ChanCount existing_inputs;
3156 ChanCount existing_outputs;
3157 uint32_t order = next_control_id();
3159 if (_order_hint > -1) {
3160 order = _order_hint;
3164 count_existing_track_channels (existing_inputs, existing_outputs);
3167 RCUWriter<RouteList> writer (routes);
3168 boost::shared_ptr<RouteList> r = writer.get_copy ();
3169 r->insert (r->end(), new_routes.begin(), new_routes.end());
3171 /* if there is no control out and we're not in the middle of loading,
3172 resort the graph here. if there is a control out, we will resort
3173 toward the end of this method. if we are in the middle of loading,
3174 we will resort when done.
3177 if (!_monitor_out && IO::connecting_legal) {
3178 resort_routes_using (r);
3182 for (RouteList::iterator x = new_routes.begin(); x != new_routes.end(); ++x) {
3184 boost::weak_ptr<Route> wpr (*x);
3185 boost::shared_ptr<Route> r (*x);
3187 r->listen_changed.connect_same_thread (*this, boost::bind (&Session::route_listen_changed, this, _1, wpr));
3188 r->solo_changed.connect_same_thread (*this, boost::bind (&Session::route_solo_changed, this, _1, _2, wpr));
3189 r->solo_isolated_changed.connect_same_thread (*this, boost::bind (&Session::route_solo_isolated_changed, this, _1, wpr));
3190 r->mute_changed.connect_same_thread (*this, boost::bind (&Session::route_mute_changed, this, _1));
3191 r->output()->changed.connect_same_thread (*this, boost::bind (&Session::set_worst_io_latencies_x, this, _1, _2));
3192 r->processors_changed.connect_same_thread (*this, boost::bind (&Session::route_processors_changed, this, _1));
3194 if (r->is_master()) {
3198 if (r->is_monitor()) {
3202 boost::shared_ptr<Track> tr = boost::dynamic_pointer_cast<Track> (r);
3204 tr->PlaylistChanged.connect_same_thread (*this, boost::bind (&Session::track_playlist_changed, this, boost::weak_ptr<Track> (tr)));
3205 track_playlist_changed (boost::weak_ptr<Track> (tr));
3206 tr->RecordEnableChanged.connect_same_thread (*this, boost::bind (&Session::update_route_record_state, this));
3208 boost::shared_ptr<MidiTrack> mt = boost::dynamic_pointer_cast<MidiTrack> (tr);
3210 mt->StepEditStatusChange.connect_same_thread (*this, boost::bind (&Session::step_edit_status_change, this, _1));
3211 mt->output()->changed.connect_same_thread (*this, boost::bind (&Session::midi_output_change_handler, this, _1, _2, boost::weak_ptr<Route>(mt)));
3216 if (input_auto_connect || output_auto_connect) {
3217 auto_connect_route (r, existing_inputs, existing_outputs, true, input_auto_connect);
3220 /* order keys are a GUI responsibility but we need to set up
3221 reasonable defaults because they also affect the remote control
3222 ID in most situations.
3225 if (!r->has_order_key ()) {
3226 if (r->is_auditioner()) {
3227 /* use an arbitrarily high value */
3228 r->set_order_key (UINT_MAX);
3230 DEBUG_TRACE (DEBUG::OrderKeys, string_compose ("while adding, set %1 to order key %2\n", r->name(), order));
3231 r->set_order_key (order);
3239 if (_monitor_out && IO::connecting_legal) {
3240 Glib::Threads::Mutex::Lock lm (_engine.process_lock());
3242 for (RouteList::iterator x = new_routes.begin(); x != new_routes.end(); ++x) {
3243 if ((*x)->is_monitor()) {
3245 } else if ((*x)->is_master()) {
3248 (*x)->enable_monitor_send ();
3255 Session::globally_set_send_gains_to_zero (boost::shared_ptr<Route> dest)
3257 boost::shared_ptr<RouteList> r = routes.reader ();
3258 boost::shared_ptr<Send> s;
3260 for (RouteList::iterator i = r->begin(); i != r->end(); ++i) {
3261 if ((s = (*i)->internal_send_for (dest)) != 0) {
3262 s->amp()->gain_control()->set_value (GAIN_COEFF_ZERO);
3268 Session::globally_set_send_gains_to_unity (boost::shared_ptr<Route> dest)
3270 boost::shared_ptr<RouteList> r = routes.reader ();
3271 boost::shared_ptr<Send> s;
3273 for (RouteList::iterator i = r->begin(); i != r->end(); ++i) {
3274 if ((s = (*i)->internal_send_for (dest)) != 0) {
3275 s->amp()->gain_control()->set_value (GAIN_COEFF_UNITY);
3281 Session::globally_set_send_gains_from_track(boost::shared_ptr<Route> dest)
3283 boost::shared_ptr<RouteList> r = routes.reader ();
3284 boost::shared_ptr<Send> s;
3286 for (RouteList::iterator i = r->begin(); i != r->end(); ++i) {
3287 if ((s = (*i)->internal_send_for (dest)) != 0) {
3288 s->amp()->gain_control()->set_value ((*i)->gain_control()->get_value());
3293 /** @param include_buses true to add sends to buses and tracks, false for just tracks */
3295 Session::globally_add_internal_sends (boost::shared_ptr<Route> dest, Placement p, bool include_buses)
3297 boost::shared_ptr<RouteList> r = routes.reader ();
3298 boost::shared_ptr<RouteList> t (new RouteList);
3300 for (RouteList::iterator i = r->begin(); i != r->end(); ++i) {
3301 /* no MIDI sends because there are no MIDI busses yet */
3302 if (include_buses || boost::dynamic_pointer_cast<AudioTrack>(*i)) {
3307 add_internal_sends (dest, p, t);
3311 Session::add_internal_sends (boost::shared_ptr<Route> dest, Placement p, boost::shared_ptr<RouteList> senders)
3313 for (RouteList::iterator i = senders->begin(); i != senders->end(); ++i) {
3314 add_internal_send (dest, (*i)->before_processor_for_placement (p), *i);
3319 Session::add_internal_send (boost::shared_ptr<Route> dest, int index, boost::shared_ptr<Route> sender)
3321 add_internal_send (dest, sender->before_processor_for_index (index), sender);
3325 Session::add_internal_send (boost::shared_ptr<Route> dest, boost::shared_ptr<Processor> before, boost::shared_ptr<Route> sender)
3327 if (sender->is_monitor() || sender->is_master() || sender == dest || dest->is_monitor() || dest->is_master()) {
3331 if (!dest->internal_return()) {
3332 dest->add_internal_return ();
3335 sender->add_aux_send (dest, before);
3342 Session::remove_routes (boost::shared_ptr<RouteList> routes_to_remove)
3344 { // RCU Writer scope
3345 RCUWriter<RouteList> writer (routes);
3346 boost::shared_ptr<RouteList> rs = writer.get_copy ();
3349 for (RouteList::iterator iter = routes_to_remove->begin(); iter != routes_to_remove->end(); ++iter) {
3351 if (*iter == _master_out) {
3355 (*iter)->set_solo (false, this);
3359 /* deleting the master out seems like a dumb
3360 idea, but its more of a UI policy issue
3364 if (*iter == _master_out) {
3365 _master_out = boost::shared_ptr<Route> ();
3368 if (*iter == _monitor_out) {
3369 _monitor_out.reset ();
3372 update_route_solo_state ();
3374 // We need to disconnect the route's inputs and outputs
3376 (*iter)->input()->disconnect (0);
3377 (*iter)->output()->disconnect (0);
3379 /* if the route had internal sends sending to it, remove them */
3380 if ((*iter)->internal_return()) {
3382 boost::shared_ptr<RouteList> r = routes.reader ();
3383 for (RouteList::iterator i = r->begin(); i != r->end(); ++i) {
3384 boost::shared_ptr<Send> s = (*i)->internal_send_for (*iter);
3386 (*i)->remove_processor (s);
3391 /* if the monitoring section had a pointer to this route, remove it */
3392 if (_monitor_out && !(*iter)->is_master() && !(*iter)->is_monitor()) {
3393 Glib::Threads::Mutex::Lock lm (AudioEngine::instance()->process_lock ());
3394 PBD::Unwinder<bool> uw (ignore_route_processor_changes, true);
3395 (*iter)->remove_aux_or_listen (_monitor_out);
3398 boost::shared_ptr<MidiTrack> mt = boost::dynamic_pointer_cast<MidiTrack> (*iter);
3399 if (mt && mt->step_editing()) {
3400 if (_step_editors > 0) {
3405 RouteAddedOrRemoved (false); /* EMIT SIGNAL */
3408 /* writer goes out of scope, forces route list update */
3410 } // end of RCU Writer scope
3412 update_latency_compensation ();
3415 /* Re-sort routes to remove the graph's current references to the one that is
3416 * going away, then flush old references out of the graph.
3417 * Wave Tracks: reconnect routes
3420 #ifdef USE_TRACKS_CODE_FEATURES
3421 reconnect_existing_routes(true, false);
3426 if (_process_graph) {
3427 _process_graph->clear_other_chain ();
3430 /* get rid of it from the dead wood collection in the route list manager */
3431 /* XXX i think this is unsafe as it currently stands, but i am not sure. (pd, october 2nd, 2006) */
3435 /* try to cause everyone to drop their references
3436 * and unregister ports from the backend
3438 PBD::Unwinder<bool> uw_flag (_route_deletion_in_progress, true);
3440 for (RouteList::iterator iter = routes_to_remove->begin(); iter != routes_to_remove->end(); ++iter) {
3441 (*iter)->drop_references ();
3444 Route::RemoteControlIDChange(); /* EMIT SIGNAL */
3446 /* save the new state of the world */
3448 if (save_state (_current_snapshot_name)) {
3449 save_history (_current_snapshot_name);
3452 reassign_track_numbers();
3453 update_route_record_state ();
3457 Session::remove_route (boost::shared_ptr<Route> route)
3459 boost::shared_ptr<RouteList> rl (new RouteList);
3460 rl->push_back (route);
3465 Session::route_mute_changed (void* /*src*/)
3471 Session::route_listen_changed (void* /*src*/, boost::weak_ptr<Route> wpr)
3473 boost::shared_ptr<Route> route = wpr.lock();
3475 error << string_compose (_("programming error: %1"), X_("invalid route weak ptr passed to route_solo_changed")) << endmsg;
3479 if (route->listening_via_monitor ()) {
3481 if (Config->get_exclusive_solo()) {
3482 /* new listen: disable all other listen */
3483 boost::shared_ptr<RouteList> r = routes.reader ();
3484 for (RouteList::iterator i = r->begin(); i != r->end(); ++i) {
3485 if ((*i) == route || (*i)->solo_isolated() || (*i)->is_master() || (*i)->is_monitor() || (*i)->is_auditioner()) {
3488 (*i)->set_listen (false, this);
3494 } else if (_listen_cnt > 0) {
3499 update_route_solo_state ();
3502 Session::route_solo_isolated_changed (void* /*src*/, boost::weak_ptr<Route> wpr)
3504 boost::shared_ptr<Route> route = wpr.lock ();
3507 /* should not happen */
3508 error << string_compose (_("programming error: %1"), X_("invalid route weak ptr passed to route_solo_changed")) << endmsg;
3512 bool send_changed = false;
3514 if (route->solo_isolated()) {
3515 if (_solo_isolated_cnt == 0) {
3516 send_changed = true;
3518 _solo_isolated_cnt++;
3519 } else if (_solo_isolated_cnt > 0) {
3520 _solo_isolated_cnt--;
3521 if (_solo_isolated_cnt == 0) {
3522 send_changed = true;
3527 IsolatedChanged (); /* EMIT SIGNAL */
3532 Session::route_solo_changed (bool self_solo_change, void* /*src*/, boost::weak_ptr<Route> wpr)
3534 DEBUG_TRACE (DEBUG::Solo, string_compose ("route solo change, self = %1\n", self_solo_change));
3536 if (!self_solo_change) {
3537 // session doesn't care about changes to soloed-by-others
3541 if (solo_update_disabled) {
3543 DEBUG_TRACE (DEBUG::Solo, "solo update disabled - changed ignored\n");
3547 boost::shared_ptr<Route> route = wpr.lock ();
3550 boost::shared_ptr<RouteList> r = routes.reader ();
3553 if (route->self_soloed()) {
3559 RouteGroup* rg = route->route_group ();
3560 bool leave_group_alone = (rg && rg->is_active() && rg->is_solo());
3562 if (delta == 1 && Config->get_exclusive_solo()) {
3564 /* new solo: disable all other solos, but not the group if its solo-enabled */
3566 for (RouteList::iterator i = r->begin(); i != r->end(); ++i) {
3567 if ((*i) == route || (*i)->solo_isolated() || (*i)->is_master() || (*i)->is_monitor() || (*i)->is_auditioner() ||
3568 (leave_group_alone && ((*i)->route_group() == rg))) {
3571 (*i)->set_solo (false, this);
3575 DEBUG_TRACE (DEBUG::Solo, string_compose ("propagate solo change, delta = %1\n", delta));
3577 solo_update_disabled = true;
3579 RouteList uninvolved;
3581 DEBUG_TRACE (DEBUG::Solo, string_compose ("%1\n", route->name()));
3583 for (RouteList::iterator i = r->begin(); i != r->end(); ++i) {
3584 bool via_sends_only;
3585 bool in_signal_flow;
3587 if ((*i) == route || (*i)->solo_isolated() || (*i)->is_master() || (*i)->is_monitor() || (*i)->is_auditioner() ||
3588 (leave_group_alone && ((*i)->route_group() == rg))) {
3592 in_signal_flow = false;
3594 DEBUG_TRACE (DEBUG::Solo, string_compose ("check feed from %1\n", (*i)->name()));
3596 if ((*i)->feeds (route, &via_sends_only)) {
3597 DEBUG_TRACE (DEBUG::Solo, string_compose ("\tthere is a feed from %1\n", (*i)->name()));
3598 if (!via_sends_only) {
3599 if (!route->soloed_by_others_upstream()) {
3600 (*i)->mod_solo_by_others_downstream (delta);
3603 DEBUG_TRACE (DEBUG::Solo, string_compose ("\tthere is a send-only feed from %1\n", (*i)->name()));
3605 in_signal_flow = true;
3607 DEBUG_TRACE (DEBUG::Solo, string_compose ("\tno feed from %1\n", (*i)->name()));
3610 DEBUG_TRACE (DEBUG::Solo, string_compose ("check feed to %1\n", (*i)->name()));
3612 if (route->feeds (*i, &via_sends_only)) {
3613 /* propagate solo upstream only if routing other than
3614 sends is involved, but do consider the other route
3615 (*i) to be part of the signal flow even if only
3618 DEBUG_TRACE (DEBUG::Solo, string_compose ("%1 feeds %2 via sends only %3 sboD %4 sboU %5\n",
3622 route->soloed_by_others_downstream(),
3623 route->soloed_by_others_upstream()));
3624 if (!via_sends_only) {
3625 if (!route->soloed_by_others_downstream()) {
3626 DEBUG_TRACE (DEBUG::Solo, string_compose ("\tmod %1 by %2\n", (*i)->name(), delta));
3627 (*i)->mod_solo_by_others_upstream (delta);
3629 DEBUG_TRACE (DEBUG::Solo, "\talready soloed by others downstream\n");
3632 DEBUG_TRACE (DEBUG::Solo, string_compose ("\tfeed to %1 ignored, sends-only\n", (*i)->name()));
3634 in_signal_flow = true;
3636 DEBUG_TRACE (DEBUG::Solo, "\tno feed to\n");
3639 if (!in_signal_flow) {
3640 uninvolved.push_back (*i);
3644 solo_update_disabled = false;
3645 DEBUG_TRACE (DEBUG::Solo, "propagation complete\n");
3647 update_route_solo_state (r);
3649 /* now notify that the mute state of the routes not involved in the signal
3650 pathway of the just-solo-changed route may have altered.
3653 for (RouteList::iterator i = uninvolved.begin(); i != uninvolved.end(); ++i) {
3654 DEBUG_TRACE (DEBUG::Solo, string_compose ("mute change for %1, which neither feeds or is fed by %2\n", (*i)->name(), route->name()));
3655 (*i)->act_on_mute ();
3656 (*i)->mute_changed (this);
3659 SoloChanged (); /* EMIT SIGNAL */
3664 Session::update_route_solo_state (boost::shared_ptr<RouteList> r)
3666 /* now figure out if anything that matters is soloed (or is "listening")*/
3668 bool something_soloed = false;
3669 uint32_t listeners = 0;
3670 uint32_t isolated = 0;
3673 r = routes.reader();
3676 for (RouteList::iterator i = r->begin(); i != r->end(); ++i) {
3677 if (!(*i)->is_master() && !(*i)->is_monitor() && !(*i)->is_auditioner() && (*i)->self_soloed()) {
3678 something_soloed = true;
3681 if (!(*i)->is_auditioner() && (*i)->listening_via_monitor()) {
3682 if (Config->get_solo_control_is_listen_control()) {
3685 (*i)->set_listen (false, this);
3689 if ((*i)->solo_isolated()) {
3694 if (something_soloed != _non_soloed_outs_muted) {
3695 _non_soloed_outs_muted = something_soloed;
3696 SoloActive (_non_soloed_outs_muted); /* EMIT SIGNAL */
3699 _listen_cnt = listeners;
3701 if (isolated != _solo_isolated_cnt) {
3702 _solo_isolated_cnt = isolated;
3703 IsolatedChanged (); /* EMIT SIGNAL */
3706 DEBUG_TRACE (DEBUG::Solo, string_compose ("solo state updated by session, soloed? %1 listeners %2 isolated %3\n",
3707 something_soloed, listeners, isolated));
3710 boost::shared_ptr<RouteList>
3711 Session::get_routes_with_internal_returns() const
3713 boost::shared_ptr<RouteList> r = routes.reader ();
3714 boost::shared_ptr<RouteList> rl (new RouteList);
3716 for (RouteList::iterator i = r->begin(); i != r->end(); ++i) {
3717 if ((*i)->internal_return ()) {
3725 Session::io_name_is_legal (const std::string& name)
3727 boost::shared_ptr<RouteList> r = routes.reader ();
3729 for (RouteList::iterator i = r->begin(); i != r->end(); ++i) {
3730 if ((*i)->name() == name) {
3734 if ((*i)->has_io_processor_named (name)) {
3743 Session::set_exclusive_input_active (boost::shared_ptr<RouteList> rl, bool onoff, bool flip_others)
3746 vector<string> connections;
3748 /* if we are passed only a single route and we're not told to turn
3749 * others off, then just do the simple thing.
3752 if (flip_others == false && rl->size() == 1) {
3753 boost::shared_ptr<MidiTrack> mt = boost::dynamic_pointer_cast<MidiTrack> (rl->front());
3755 mt->set_input_active (onoff);
3760 for (RouteList::iterator rt = rl->begin(); rt != rl->end(); ++rt) {
3762 PortSet& ps ((*rt)->input()->ports());
3764 for (PortSet::iterator p = ps.begin(); p != ps.end(); ++p) {
3765 p->get_connections (connections);
3768 for (vector<string>::iterator s = connections.begin(); s != connections.end(); ++s) {
3769 routes_using_input_from (*s, rl2);
3772 /* scan all relevant routes to see if others are on or off */
3774 bool others_are_already_on = false;
3776 for (RouteList::iterator r = rl2.begin(); r != rl2.end(); ++r) {
3778 boost::shared_ptr<MidiTrack> mt = boost::dynamic_pointer_cast<MidiTrack> (*r);
3784 if ((*r) != (*rt)) {
3785 if (mt->input_active()) {
3786 others_are_already_on = true;
3789 /* this one needs changing */
3790 mt->set_input_active (onoff);
3796 /* globally reverse other routes */
3798 for (RouteList::iterator r = rl2.begin(); r != rl2.end(); ++r) {
3799 if ((*r) != (*rt)) {
3800 boost::shared_ptr<MidiTrack> mt = boost::dynamic_pointer_cast<MidiTrack> (*r);
3802 mt->set_input_active (!others_are_already_on);
3811 Session::routes_using_input_from (const string& str, RouteList& rl)
3813 boost::shared_ptr<RouteList> r = routes.reader();
3815 for (RouteList::iterator i = r->begin(); i != r->end(); ++i) {
3816 if ((*i)->input()->connected_to (str)) {
3822 boost::shared_ptr<Route>
3823 Session::route_by_name (string name)
3825 boost::shared_ptr<RouteList> r = routes.reader ();
3827 for (RouteList::iterator i = r->begin(); i != r->end(); ++i) {
3828 if ((*i)->name() == name) {
3833 return boost::shared_ptr<Route> ((Route*) 0);
3836 boost::shared_ptr<Route>
3837 Session::route_by_id (PBD::ID id)
3839 boost::shared_ptr<RouteList> r = routes.reader ();
3841 for (RouteList::iterator i = r->begin(); i != r->end(); ++i) {
3842 if ((*i)->id() == id) {
3847 return boost::shared_ptr<Route> ((Route*) 0);
3850 boost::shared_ptr<Track>
3851 Session::track_by_diskstream_id (PBD::ID id)
3853 boost::shared_ptr<RouteList> r = routes.reader ();
3855 for (RouteList::iterator i = r->begin(); i != r->end(); ++i) {
3856 boost::shared_ptr<Track> t = boost::dynamic_pointer_cast<Track> (*i);
3857 if (t && t->using_diskstream_id (id)) {
3862 return boost::shared_ptr<Track> ();
3865 boost::shared_ptr<Route>
3866 Session::route_by_remote_id (uint32_t id)
3868 boost::shared_ptr<RouteList> r = routes.reader ();
3870 for (RouteList::iterator i = r->begin(); i != r->end(); ++i) {
3871 if ((*i)->remote_control_id() == id) {
3876 return boost::shared_ptr<Route> ((Route*) 0);
3881 Session::reassign_track_numbers ()
3885 RouteList r (*(routes.reader ()));
3886 SignalOrderRouteSorter sorter;
3889 StateProtector sp (this);
3891 for (RouteList::iterator i = r.begin(); i != r.end(); ++i) {
3892 if (boost::dynamic_pointer_cast<Track> (*i)) {
3893 (*i)->set_track_number(++tn);
3895 else if (!(*i)->is_master() && !(*i)->is_monitor() && !(*i)->is_auditioner()) {
3896 (*i)->set_track_number(--bn);
3899 const uint32_t decimals = ceilf (log10f (tn + 1));
3900 const bool decimals_changed = _track_number_decimals != decimals;
3901 _track_number_decimals = decimals;
3903 if (decimals_changed && config.get_track_name_number ()) {
3904 for (RouteList::iterator i = r.begin(); i != r.end(); ++i) {
3905 boost::shared_ptr<Track> t = boost::dynamic_pointer_cast<Track> (*i);
3907 t->resync_track_name();
3910 // trigger GUI re-layout
3911 config.ParameterChanged("track-name-number");
3916 Session::playlist_region_added (boost::weak_ptr<Region> w)
3918 boost::shared_ptr<Region> r = w.lock ();
3923 /* These are the operations that are currently in progress... */
3924 list<GQuark> curr = _current_trans_quarks;
3927 /* ...and these are the operations during which we want to update
3928 the session range location markers.
3931 ops.push_back (Operations::capture);
3932 ops.push_back (Operations::paste);
3933 ops.push_back (Operations::duplicate_region);
3934 ops.push_back (Operations::insert_file);
3935 ops.push_back (Operations::insert_region);
3936 ops.push_back (Operations::drag_region_brush);
3937 ops.push_back (Operations::region_drag);
3938 ops.push_back (Operations::selection_grab);
3939 ops.push_back (Operations::region_fill);
3940 ops.push_back (Operations::fill_selection);
3941 ops.push_back (Operations::create_region);
3942 ops.push_back (Operations::region_copy);
3943 ops.push_back (Operations::fixed_time_region_copy);
3946 /* See if any of the current operations match the ones that we want */
3948 set_intersection (_current_trans_quarks.begin(), _current_trans_quarks.end(), ops.begin(), ops.end(), back_inserter (in));
3950 /* If so, update the session range markers */
3952 maybe_update_session_range (r->position (), r->last_frame ());
3956 /** Update the session range markers if a is before the current start or
3957 * b is after the current end.
3960 Session::maybe_update_session_range (framepos_t a, framepos_t b)
3962 if (_state_of_the_state & Loading) {
3966 framepos_t session_end_marker_shift_samples = session_end_shift * _nominal_frame_rate;
3968 if (_session_range_location == 0) {
3970 set_session_range_location (a, b + session_end_marker_shift_samples);
3974 if (a < _session_range_location->start()) {
3975 _session_range_location->set_start (a);
3978 if (b > _session_range_location->end()) {
3979 _session_range_location->set_end (b);
3985 Session::playlist_ranges_moved (list<Evoral::RangeMove<framepos_t> > const & ranges)
3987 for (list<Evoral::RangeMove<framepos_t> >::const_iterator i = ranges.begin(); i != ranges.end(); ++i) {
3988 maybe_update_session_range (i->to, i->to + i->length);
3993 Session::playlist_regions_extended (list<Evoral::Range<framepos_t> > const & ranges)
3995 for (list<Evoral::Range<framepos_t> >::const_iterator i = ranges.begin(); i != ranges.end(); ++i) {
3996 maybe_update_session_range (i->from, i->to);
4000 /* Region management */
4002 boost::shared_ptr<Region>
4003 Session::find_whole_file_parent (boost::shared_ptr<Region const> child) const
4005 const RegionFactory::RegionMap& regions (RegionFactory::regions());
4006 RegionFactory::RegionMap::const_iterator i;
4007 boost::shared_ptr<Region> region;
4009 Glib::Threads::Mutex::Lock lm (region_lock);
4011 for (i = regions.begin(); i != regions.end(); ++i) {
4015 if (region->whole_file()) {
4017 if (child->source_equivalent (region)) {
4023 return boost::shared_ptr<Region> ();
4027 Session::destroy_sources (list<boost::shared_ptr<Source> > srcs)
4029 set<boost::shared_ptr<Region> > relevant_regions;
4031 for (list<boost::shared_ptr<Source> >::iterator s = srcs.begin(); s != srcs.end(); ++s) {
4032 RegionFactory::get_regions_using_source (*s, relevant_regions);
4035 for (set<boost::shared_ptr<Region> >::iterator r = relevant_regions.begin(); r != relevant_regions.end(); ) {
4036 set<boost::shared_ptr<Region> >::iterator tmp;
4041 playlists->destroy_region (*r);
4042 RegionFactory::map_remove (*r);
4044 (*r)->drop_sources ();
4045 (*r)->drop_references ();
4047 relevant_regions.erase (r);
4052 for (list<boost::shared_ptr<Source> >::iterator s = srcs.begin(); s != srcs.end(); ) {
4055 Glib::Threads::Mutex::Lock ls (source_lock);
4056 /* remove from the main source list */
4057 sources.erase ((*s)->id());
4060 (*s)->mark_for_remove ();
4061 (*s)->drop_references ();
4070 Session::remove_last_capture ()
4072 list<boost::shared_ptr<Source> > srcs;
4074 boost::shared_ptr<RouteList> rl = routes.reader ();
4075 for (RouteList::iterator i = rl->begin(); i != rl->end(); ++i) {
4076 boost::shared_ptr<Track> tr = boost::dynamic_pointer_cast<Track> (*i);
4081 list<boost::shared_ptr<Source> >& l = tr->last_capture_sources();
4084 srcs.insert (srcs.end(), l.begin(), l.end());
4089 destroy_sources (srcs);
4091 save_state (_current_snapshot_name);
4096 /* Source Management */
4099 Session::add_source (boost::shared_ptr<Source> source)
4101 pair<SourceMap::key_type, SourceMap::mapped_type> entry;
4102 pair<SourceMap::iterator,bool> result;
4104 entry.first = source->id();
4105 entry.second = source;
4108 Glib::Threads::Mutex::Lock lm (source_lock);
4109 result = sources.insert (entry);
4112 if (result.second) {
4114 /* yay, new source */
4116 boost::shared_ptr<FileSource> fs = boost::dynamic_pointer_cast<FileSource> (source);
4119 if (!fs->within_session()) {
4120 ensure_search_path_includes (Glib::path_get_dirname (fs->path()), fs->type());
4126 boost::shared_ptr<AudioFileSource> afs;
4128 if ((afs = boost::dynamic_pointer_cast<AudioFileSource>(source)) != 0) {
4129 if (Config->get_auto_analyse_audio()) {
4130 Analyser::queue_source_for_analysis (source, false);
4134 source->DropReferences.connect_same_thread (*this, boost::bind (&Session::remove_source, this, boost::weak_ptr<Source> (source)));
4139 Session::remove_source (boost::weak_ptr<Source> src)
4141 if (_state_of_the_state & Deletion) {
4145 SourceMap::iterator i;
4146 boost::shared_ptr<Source> source = src.lock();
4153 Glib::Threads::Mutex::Lock lm (source_lock);
4155 if ((i = sources.find (source->id())) != sources.end()) {
4160 if (!(_state_of_the_state & StateOfTheState (InCleanup|Loading))) {
4162 /* save state so we don't end up with a session file
4163 referring to non-existent sources.
4166 save_state (_current_snapshot_name);
4170 boost::shared_ptr<Source>
4171 Session::source_by_id (const PBD::ID& id)
4173 Glib::Threads::Mutex::Lock lm (source_lock);
4174 SourceMap::iterator i;
4175 boost::shared_ptr<Source> source;
4177 if ((i = sources.find (id)) != sources.end()) {
4184 boost::shared_ptr<AudioFileSource>
4185 Session::audio_source_by_path_and_channel (const string& path, uint16_t chn) const
4187 /* Restricted to audio files because only audio sources have channel
4191 Glib::Threads::Mutex::Lock lm (source_lock);
4193 for (SourceMap::const_iterator i = sources.begin(); i != sources.end(); ++i) {
4194 boost::shared_ptr<AudioFileSource> afs
4195 = boost::dynamic_pointer_cast<AudioFileSource>(i->second);
4197 if (afs && afs->path() == path && chn == afs->channel()) {
4202 return boost::shared_ptr<AudioFileSource>();
4205 boost::shared_ptr<MidiSource>
4206 Session::midi_source_by_path (const std::string& path) const
4208 /* Restricted to MIDI files because audio sources require a channel
4209 for unique identification, in addition to a path.
4212 Glib::Threads::Mutex::Lock lm (source_lock);
4214 for (SourceMap::const_iterator s = sources.begin(); s != sources.end(); ++s) {
4215 boost::shared_ptr<MidiSource> ms
4216 = boost::dynamic_pointer_cast<MidiSource>(s->second);
4217 boost::shared_ptr<FileSource> fs
4218 = boost::dynamic_pointer_cast<FileSource>(s->second);
4220 if (ms && fs && fs->path() == path) {
4225 return boost::shared_ptr<MidiSource>();
4229 Session::count_sources_by_origin (const string& path)
4232 Glib::Threads::Mutex::Lock lm (source_lock);
4234 for (SourceMap::iterator i = sources.begin(); i != sources.end(); ++i) {
4235 boost::shared_ptr<FileSource> fs
4236 = boost::dynamic_pointer_cast<FileSource>(i->second);
4238 if (fs && fs->origin() == path) {
4247 Session::peak_path (string base) const
4249 if (Glib::path_is_absolute (base)) {
4251 /* rip the session dir from the audiofile source */
4253 string session_path;
4254 string interchange_dir_string = string (interchange_dir_name) + G_DIR_SEPARATOR;
4255 bool in_another_session = true;
4257 if (base.find (interchange_dir_string) != string::npos) {
4259 session_path = Glib::path_get_dirname (base); /* now ends in audiofiles */
4260 session_path = Glib::path_get_dirname (session_path); /* now ends in session name */
4261 session_path = Glib::path_get_dirname (session_path); /* now ends in interchange */
4262 session_path = Glib::path_get_dirname (session_path); /* now has session path */
4264 /* see if it is within our session */
4266 for (vector<space_and_path>::const_iterator i = session_dirs.begin(); i != session_dirs.end(); ++i) {
4267 if (i->path == session_path) {
4268 in_another_session = false;
4273 in_another_session = false;
4277 if (in_another_session) {
4278 SessionDirectory sd (session_path);
4279 return Glib::build_filename (sd.peak_path(), Glib::path_get_basename (base) + peakfile_suffix);
4283 base = Glib::path_get_basename (base);
4284 return Glib::build_filename (_session_dir->peak_path(), base + peakfile_suffix);
4288 Session::new_audio_source_path_for_embedded (const std::string& path)
4292 * we know that the filename is already unique because it exists
4293 * out in the filesystem.
4295 * However, when we bring it into the session, we could get a
4298 * Eg. two embedded files:
4303 * When merged into session, these collide.
4305 * There will not be a conflict with in-memory sources
4306 * because when the source was created we already picked
4307 * a unique name for it.
4309 * This collision is not likely to be common, but we have to guard
4310 * against it. So, if there is a collision, take the md5 hash of the
4311 * the path, and use that as the filename instead.
4314 SessionDirectory sdir (get_best_session_directory_for_new_audio());
4315 string base = Glib::path_get_basename (path);
4316 string newpath = Glib::build_filename (sdir.sound_path(), base);
4318 if (Glib::file_test (newpath, Glib::FILE_TEST_EXISTS)) {
4322 md5.digestString (path.c_str());
4323 md5.writeToString ();
4324 base = md5.digestChars;
4326 string ext = get_suffix (path);
4333 newpath = Glib::build_filename (sdir.sound_path(), base);
4335 /* if this collides, we're screwed */
4337 if (Glib::file_test (newpath, Glib::FILE_TEST_EXISTS)) {
4338 error << string_compose (_("Merging embedded file %1: name collision AND md5 hash collision!"), path) << endmsg;
4347 /** Return true if there are no audio file sources that use @param name as
4348 * the filename component of their path.
4350 * Return false otherwise.
4352 * This method MUST ONLY be used to check in-session, mono files since it
4353 * hard-codes the channel of the audio file source we are looking for as zero.
4355 * If/when Ardour supports native files in non-mono formats, the logic here
4356 * will need to be revisited.
4359 Session::audio_source_name_is_unique (const string& name)
4361 std::vector<string> sdirs = source_search_path (DataType::AUDIO);
4362 vector<space_and_path>::iterator i;
4363 uint32_t existing = 0;
4365 for (vector<string>::const_iterator i = sdirs.begin(); i != sdirs.end(); ++i) {
4367 /* note that we search *without* the extension so that
4368 we don't end up both "Audio 1-1.wav" and "Audio 1-1.caf"
4369 in the event that this new name is required for
4370 a file format change.
4373 const string spath = *i;
4375 if (matching_unsuffixed_filename_exists_in (spath, name)) {
4380 /* it is possible that we have the path already
4381 * assigned to a source that has not yet been written
4382 * (ie. the write source for a diskstream). we have to
4383 * check this in order to make sure that our candidate
4384 * path isn't used again, because that can lead to
4385 * two Sources point to the same file with different
4386 * notions of their removability.
4390 string possible_path = Glib::build_filename (spath, name);
4392 if (audio_source_by_path_and_channel (possible_path, 0)) {
4398 return (existing == 0);
4402 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)
4405 const string ext = native_header_format_extension (config.get_native_file_header_format(), DataType::AUDIO);
4407 if (Profile->get_trx() && destructive) {
4409 sstr << setfill ('0') << setw (4) << cnt;
4410 sstr << legalized_base;
4412 sstr << legalized_base;
4414 if (take_required || related_exists) {
4426 } else if (nchan > 2) {
4431 /* XXX what? more than 26 channels! */
4442 /** Return a unique name based on \a base for a new internal audio source */
4444 Session::new_audio_source_path (const string& base, uint32_t nchan, uint32_t chan, bool destructive, bool take_required)
4447 string possible_name;
4448 const uint32_t limit = 9999; // arbitrary limit on number of files with the same basic name
4450 bool some_related_source_name_exists = false;
4452 legalized = legalize_for_path (base);
4454 // Find a "version" of the base name that doesn't exist in any of the possible directories.
4456 for (cnt = (destructive ? ++destructive_index : 1); cnt <= limit; ++cnt) {
4458 possible_name = format_audio_source_name (legalized, nchan, chan, destructive, take_required, cnt, some_related_source_name_exists);
4460 if (audio_source_name_is_unique (possible_name)) {
4464 some_related_source_name_exists = true;
4467 error << string_compose(
4468 _("There are already %1 recordings for %2, which I consider too many."),
4469 limit, base) << endmsg;
4471 throw failed_constructor();
4475 /* We've established that the new name does not exist in any session
4476 * directory, so now find out which one we should use for this new
4480 SessionDirectory sdir (get_best_session_directory_for_new_audio());
4482 std::string s = Glib::build_filename (sdir.sound_path(), possible_name);
4487 /** Return a unique name based on `base` for a new internal MIDI source */
4489 Session::new_midi_source_path (const string& base)
4492 char buf[PATH_MAX+1];
4493 const uint32_t limit = 10000;
4495 string possible_path;
4496 string possible_name;
4499 legalized = legalize_for_path (base);
4501 // Find a "version" of the file name that doesn't exist in any of the possible directories.
4502 std::vector<string> sdirs = source_search_path(DataType::MIDI);
4504 /* - the main session folder is the first in the vector.
4505 * - after checking all locations for file-name uniqueness,
4506 * we keep the one from the last iteration as new file name
4507 * - midi files are small and should just be kept in the main session-folder
4509 * -> reverse the array, check main session folder last and use that as location
4512 std::reverse(sdirs.begin(), sdirs.end());
4514 for (cnt = 1; cnt <= limit; ++cnt) {
4516 vector<space_and_path>::iterator i;
4517 uint32_t existing = 0;
4519 for (vector<string>::const_iterator i = sdirs.begin(); i != sdirs.end(); ++i) {
4521 snprintf (buf, sizeof(buf), "%s-%u.mid", legalized.c_str(), cnt);
4522 possible_name = buf;
4524 possible_path = Glib::build_filename (*i, possible_name);
4526 if (Glib::file_test (possible_path, Glib::FILE_TEST_EXISTS)) {
4530 if (midi_source_by_path (possible_path)) {
4535 if (existing == 0) {
4540 error << string_compose(
4541 _("There are already %1 recordings for %2, which I consider too many."),
4542 limit, base) << endmsg;
4548 /* No need to "find best location" for software/app-based RAID, because
4549 MIDI is so small that we always put it in the same place.
4552 return possible_path;
4556 /** Create a new within-session audio source */
4557 boost::shared_ptr<AudioFileSource>
4558 Session::create_audio_source_for_session (size_t n_chans, string const & base, uint32_t chan, bool destructive)
4560 const string path = new_audio_source_path (base, n_chans, chan, destructive, true);
4562 if (!path.empty()) {
4563 return boost::dynamic_pointer_cast<AudioFileSource> (
4564 SourceFactory::createWritable (DataType::AUDIO, *this, path, destructive, frame_rate()));
4566 throw failed_constructor ();
4570 /** Create a new within-session MIDI source */
4571 boost::shared_ptr<MidiSource>
4572 Session::create_midi_source_for_session (string const & basic_name)
4574 const string path = new_midi_source_path (basic_name);
4576 if (!path.empty()) {
4577 return boost::dynamic_pointer_cast<SMFSource> (
4578 SourceFactory::createWritable (
4579 DataType::MIDI, *this, path, false, frame_rate()));
4581 throw failed_constructor ();
4585 /** Create a new within-session MIDI source */
4586 boost::shared_ptr<MidiSource>
4587 Session::create_midi_source_by_stealing_name (boost::shared_ptr<Track> track)
4589 /* the caller passes in the track the source will be used in,
4590 so that we can keep the numbering sane.
4592 Rationale: a track with the name "Foo" that has had N
4593 captures carried out so far will ALREADY have a write source
4594 named "Foo-N+1.mid" waiting to be used for the next capture.
4596 If we call new_midi_source_name() we will get "Foo-N+2". But
4597 there is no region corresponding to "Foo-N+1", so when
4598 "Foo-N+2" appears in the track, the gap presents the user
4599 with odd behaviour - why did it skip past Foo-N+1?
4601 We could explain this to the user in some odd way, but
4602 instead we rename "Foo-N+1.mid" as "Foo-N+2.mid", and then
4605 If that attempted rename fails, we get "Foo-N+2.mid" anyway.
4608 boost::shared_ptr<MidiTrack> mt = boost::dynamic_pointer_cast<MidiTrack> (track);
4610 std::string name = track->steal_write_source_name ();
4613 return boost::shared_ptr<MidiSource>();
4616 /* MIDI files are small, just put them in the first location of the
4617 session source search path.
4620 const string path = Glib::build_filename (source_search_path (DataType::MIDI).front(), name);
4622 return boost::dynamic_pointer_cast<SMFSource> (
4623 SourceFactory::createWritable (
4624 DataType::MIDI, *this, path, false, frame_rate()));
4629 Session::add_playlist (boost::shared_ptr<Playlist> playlist, bool unused)
4631 if (playlist->hidden()) {
4635 playlists->add (playlist);
4638 playlist->release();
4645 Session::remove_playlist (boost::weak_ptr<Playlist> weak_playlist)
4647 if (_state_of_the_state & Deletion) {
4651 boost::shared_ptr<Playlist> playlist (weak_playlist.lock());
4657 playlists->remove (playlist);
4663 Session::set_audition (boost::shared_ptr<Region> r)
4665 pending_audition_region = r;
4666 add_post_transport_work (PostTransportAudition);
4667 _butler->schedule_transport_work ();
4671 Session::audition_playlist ()
4673 SessionEvent* ev = new SessionEvent (SessionEvent::Audition, SessionEvent::Add, SessionEvent::Immediate, 0, 0.0);
4674 ev->region.reset ();
4679 Session::non_realtime_set_audition ()
4681 assert (pending_audition_region);
4682 auditioner->audition_region (pending_audition_region);
4683 pending_audition_region.reset ();
4684 AuditionActive (true); /* EMIT SIGNAL */
4688 Session::audition_region (boost::shared_ptr<Region> r)
4690 SessionEvent* ev = new SessionEvent (SessionEvent::Audition, SessionEvent::Add, SessionEvent::Immediate, 0, 0.0);
4696 Session::cancel_audition ()
4701 if (auditioner->auditioning()) {
4702 auditioner->cancel_audition ();
4703 AuditionActive (false); /* EMIT SIGNAL */
4708 Session::RoutePublicOrderSorter::operator() (boost::shared_ptr<Route> a, boost::shared_ptr<Route> b)
4710 if (a->is_monitor()) {
4713 if (b->is_monitor()) {
4716 return a->order_key () < b->order_key ();
4720 Session::is_auditioning () const
4722 /* can be called before we have an auditioner object */
4724 return auditioner->auditioning();
4731 Session::graph_reordered ()
4733 /* don't do this stuff if we are setting up connections
4734 from a set_state() call or creating new tracks. Ditto for deletion.
4737 if ((_state_of_the_state & (InitialConnecting|Deletion)) || _adding_routes_in_progress || _reconnecting_routes_in_progress) {
4741 /* every track/bus asked for this to be handled but it was deferred because
4742 we were connecting. do it now.
4745 request_input_change_handling ();
4749 /* force all diskstreams to update their capture offset values to
4750 reflect any changes in latencies within the graph.
4753 boost::shared_ptr<RouteList> rl = routes.reader ();
4754 for (RouteList::iterator i = rl->begin(); i != rl->end(); ++i) {
4755 boost::shared_ptr<Track> tr = boost::dynamic_pointer_cast<Track> (*i);
4757 tr->set_capture_offset ();
4762 /** @return Number of frames that there is disk space available to write,
4765 boost::optional<framecnt_t>
4766 Session::available_capture_duration ()
4768 Glib::Threads::Mutex::Lock lm (space_lock);
4770 if (_total_free_4k_blocks_uncertain) {
4771 return boost::optional<framecnt_t> ();
4774 float sample_bytes_on_disk = 4.0; // keep gcc happy
4776 switch (config.get_native_file_data_format()) {
4778 sample_bytes_on_disk = 4.0;
4782 sample_bytes_on_disk = 3.0;
4786 sample_bytes_on_disk = 2.0;
4790 /* impossible, but keep some gcc versions happy */
4791 fatal << string_compose (_("programming error: %1"),
4792 X_("illegal native file data format"))
4794 abort(); /*NOTREACHED*/
4797 double scale = 4096.0 / sample_bytes_on_disk;
4799 if (_total_free_4k_blocks * scale > (double) max_framecnt) {
4800 return max_framecnt;
4803 return (framecnt_t) floor (_total_free_4k_blocks * scale);
4807 Session::add_bundle (boost::shared_ptr<Bundle> bundle, bool emit_signal)
4810 RCUWriter<BundleList> writer (_bundles);
4811 boost::shared_ptr<BundleList> b = writer.get_copy ();
4812 b->push_back (bundle);
4816 BundleAddedOrRemoved (); /* EMIT SIGNAL */
4823 Session::remove_bundle (boost::shared_ptr<Bundle> bundle)
4825 bool removed = false;
4828 RCUWriter<BundleList> writer (_bundles);
4829 boost::shared_ptr<BundleList> b = writer.get_copy ();
4830 BundleList::iterator i = find (b->begin(), b->end(), bundle);
4832 if (i != b->end()) {
4839 BundleAddedOrRemoved (); /* EMIT SIGNAL */
4845 boost::shared_ptr<Bundle>
4846 Session::bundle_by_name (string name) const
4848 boost::shared_ptr<BundleList> b = _bundles.reader ();
4850 for (BundleList::const_iterator i = b->begin(); i != b->end(); ++i) {
4851 if ((*i)->name() == name) {
4856 return boost::shared_ptr<Bundle> ();
4860 Session::tempo_map_changed (const PropertyChange&)
4864 playlists->update_after_tempo_map_change ();
4866 _locations->apply (*this, &Session::update_locations_after_tempo_map_change);
4872 Session::update_locations_after_tempo_map_change (const Locations::LocationList& loc)
4874 for (Locations::LocationList::const_iterator i = loc.begin(); i != loc.end(); ++i) {
4875 (*i)->recompute_frames_from_bbt ();
4879 /** Ensures that all buffers (scratch, send, silent, etc) are allocated for
4880 * the given count with the current block size.
4883 Session::ensure_buffers (ChanCount howmany)
4885 BufferManager::ensure_buffers (howmany, bounce_processing() ? bounce_chunk_size : 0);
4889 Session::ensure_buffer_set(BufferSet& buffers, const ChanCount& count)
4891 for (DataType::iterator t = DataType::begin(); t != DataType::end(); ++t) {
4892 buffers.ensure_buffers(*t, count.get(*t), _engine.raw_buffer_size(*t));
4897 Session::next_insert_id ()
4899 /* this doesn't really loop forever. just think about it */
4902 for (boost::dynamic_bitset<uint32_t>::size_type n = 0; n < insert_bitset.size(); ++n) {
4903 if (!insert_bitset[n]) {
4904 insert_bitset[n] = true;
4910 /* none available, so resize and try again */
4912 insert_bitset.resize (insert_bitset.size() + 16, false);
4917 Session::next_send_id ()
4919 /* this doesn't really loop forever. just think about it */
4922 for (boost::dynamic_bitset<uint32_t>::size_type n = 0; n < send_bitset.size(); ++n) {
4923 if (!send_bitset[n]) {
4924 send_bitset[n] = true;
4930 /* none available, so resize and try again */
4932 send_bitset.resize (send_bitset.size() + 16, false);
4937 Session::next_aux_send_id ()
4939 /* this doesn't really loop forever. just think about it */
4942 for (boost::dynamic_bitset<uint32_t>::size_type n = 0; n < aux_send_bitset.size(); ++n) {
4943 if (!aux_send_bitset[n]) {
4944 aux_send_bitset[n] = true;
4950 /* none available, so resize and try again */
4952 aux_send_bitset.resize (aux_send_bitset.size() + 16, false);
4957 Session::next_return_id ()
4959 /* this doesn't really loop forever. just think about it */
4962 for (boost::dynamic_bitset<uint32_t>::size_type n = 0; n < return_bitset.size(); ++n) {
4963 if (!return_bitset[n]) {
4964 return_bitset[n] = true;
4970 /* none available, so resize and try again */
4972 return_bitset.resize (return_bitset.size() + 16, false);
4977 Session::mark_send_id (uint32_t id)
4979 if (id >= send_bitset.size()) {
4980 send_bitset.resize (id+16, false);
4982 if (send_bitset[id]) {
4983 warning << string_compose (_("send ID %1 appears to be in use already"), id) << endmsg;
4985 send_bitset[id] = true;
4989 Session::mark_aux_send_id (uint32_t id)
4991 if (id >= aux_send_bitset.size()) {
4992 aux_send_bitset.resize (id+16, false);
4994 if (aux_send_bitset[id]) {
4995 warning << string_compose (_("aux send ID %1 appears to be in use already"), id) << endmsg;
4997 aux_send_bitset[id] = true;
5001 Session::mark_return_id (uint32_t id)
5003 if (id >= return_bitset.size()) {
5004 return_bitset.resize (id+16, false);
5006 if (return_bitset[id]) {
5007 warning << string_compose (_("return ID %1 appears to be in use already"), id) << endmsg;
5009 return_bitset[id] = true;
5013 Session::mark_insert_id (uint32_t id)
5015 if (id >= insert_bitset.size()) {
5016 insert_bitset.resize (id+16, false);
5018 if (insert_bitset[id]) {
5019 warning << string_compose (_("insert ID %1 appears to be in use already"), id) << endmsg;
5021 insert_bitset[id] = true;
5025 Session::unmark_send_id (uint32_t id)
5027 if (id < send_bitset.size()) {
5028 send_bitset[id] = false;
5033 Session::unmark_aux_send_id (uint32_t id)
5035 if (id < aux_send_bitset.size()) {
5036 aux_send_bitset[id] = false;
5041 Session::unmark_return_id (uint32_t id)
5043 if (id < return_bitset.size()) {
5044 return_bitset[id] = false;
5049 Session::unmark_insert_id (uint32_t id)
5051 if (id < insert_bitset.size()) {
5052 insert_bitset[id] = false;
5057 Session::reset_native_file_format ()
5059 boost::shared_ptr<RouteList> rl = routes.reader ();
5061 for (RouteList::iterator i = rl->begin(); i != rl->end(); ++i) {
5062 boost::shared_ptr<Track> tr = boost::dynamic_pointer_cast<Track> (*i);
5064 /* don't save state as we do this, there's no point
5066 _state_of_the_state = StateOfTheState (_state_of_the_state|InCleanup);
5067 tr->reset_write_sources (false);
5068 _state_of_the_state = StateOfTheState (_state_of_the_state & ~InCleanup);
5074 Session::route_name_unique (string n) const
5076 boost::shared_ptr<RouteList> r = routes.reader ();
5078 for (RouteList::const_iterator i = r->begin(); i != r->end(); ++i) {
5079 if ((*i)->name() == n) {
5088 Session::route_name_internal (string n) const
5090 if (auditioner && auditioner->name() == n) {
5094 if (_click_io && _click_io->name() == n) {
5102 Session::freeze_all (InterThreadInfo& itt)
5104 boost::shared_ptr<RouteList> r = routes.reader ();
5106 for (RouteList::iterator i = r->begin(); i != r->end(); ++i) {
5108 boost::shared_ptr<Track> t;
5110 if ((t = boost::dynamic_pointer_cast<Track>(*i)) != 0) {
5111 /* XXX this is wrong because itt.progress will keep returning to zero at the start
5121 boost::shared_ptr<Region>
5122 Session::write_one_track (Track& track, framepos_t start, framepos_t end,
5123 bool /*overwrite*/, vector<boost::shared_ptr<Source> >& srcs,
5124 InterThreadInfo& itt,
5125 boost::shared_ptr<Processor> endpoint, bool include_endpoint,
5126 bool for_export, bool for_freeze)
5128 boost::shared_ptr<Region> result;
5129 boost::shared_ptr<Playlist> playlist;
5130 boost::shared_ptr<Source> source;
5131 ChanCount diskstream_channels (track.n_channels());
5132 framepos_t position;
5133 framecnt_t this_chunk;
5135 framepos_t latency_skip;
5137 framepos_t len = end - start;
5138 bool need_block_size_reset = false;
5139 ChanCount const max_proc = track.max_processor_streams ();
5140 string legal_playlist_name;
5141 string possible_path;
5144 error << string_compose (_("Cannot write a range where end <= start (e.g. %1 <= %2)"),
5145 end, start) << endmsg;
5149 diskstream_channels = track.bounce_get_output_streams (diskstream_channels, endpoint,
5150 include_endpoint, for_export, for_freeze);
5152 if (diskstream_channels.n(track.data_type()) < 1) {
5153 error << _("Cannot write a range with no data.") << endmsg;
5157 // block all process callback handling
5159 block_processing ();
5162 // synchronize with AudioEngine::process_callback()
5163 // make sure processing is not currently running
5164 // and processing_blocked() is honored before
5165 // acquiring thread buffers
5166 Glib::Threads::Mutex::Lock lm (_engine.process_lock());
5169 _bounce_processing_active = true;
5171 /* call tree *MUST* hold route_lock */
5173 if ((playlist = track.playlist()) == 0) {
5177 legal_playlist_name = legalize_for_path (playlist->name());
5179 for (uint32_t chan_n = 0; chan_n < diskstream_channels.n(track.data_type()); ++chan_n) {
5181 string base_name = string_compose ("%1-%2-bounce", playlist->name(), chan_n);
5182 string path = ((track.data_type() == DataType::AUDIO)
5183 ? new_audio_source_path (legal_playlist_name, diskstream_channels.n_audio(), chan_n, false, true)
5184 : new_midi_source_path (legal_playlist_name));
5191 source = SourceFactory::createWritable (track.data_type(), *this, path, false, frame_rate());
5194 catch (failed_constructor& err) {
5195 error << string_compose (_("cannot create new file \"%1\" for %2"), path, track.name()) << endmsg;
5199 srcs.push_back (source);
5202 /* tell redirects that care that we are about to use a much larger
5203 * blocksize. this will flush all plugins too, so that they are ready
5204 * to be used for this process.
5207 need_block_size_reset = true;
5208 track.set_block_size (bounce_chunk_size);
5209 _engine.main_thread()->get_buffers ();
5213 latency_skip = track.bounce_get_latency (endpoint, include_endpoint, for_export, for_freeze);
5215 /* create a set of reasonably-sized buffers */
5216 for (DataType::iterator t = DataType::begin(); t != DataType::end(); ++t) {
5217 buffers.ensure_buffers(*t, max_proc.get(*t), bounce_chunk_size);
5219 buffers.set_count (max_proc);
5221 for (vector<boost::shared_ptr<Source> >::iterator src = srcs.begin(); src != srcs.end(); ++src) {
5222 boost::shared_ptr<AudioFileSource> afs = boost::dynamic_pointer_cast<AudioFileSource>(*src);
5223 boost::shared_ptr<MidiSource> ms;
5225 afs->prepare_for_peakfile_writes ();
5226 } else if ((ms = boost::dynamic_pointer_cast<MidiSource>(*src))) {
5227 Source::Lock lock(ms->mutex());
5228 ms->mark_streaming_write_started(lock);
5232 while (to_do && !itt.cancel) {
5234 this_chunk = min (to_do, bounce_chunk_size);
5236 if (track.export_stuff (buffers, start, this_chunk, endpoint, include_endpoint, for_export, for_freeze)) {
5240 start += this_chunk;
5241 to_do -= this_chunk;
5242 itt.progress = (float) (1.0 - ((double) to_do / len));
5244 if (latency_skip >= bounce_chunk_size) {
5245 latency_skip -= bounce_chunk_size;
5249 const framecnt_t current_chunk = this_chunk - latency_skip;
5252 for (vector<boost::shared_ptr<Source> >::iterator src=srcs.begin(); src != srcs.end(); ++src, ++n) {
5253 boost::shared_ptr<AudioFileSource> afs = boost::dynamic_pointer_cast<AudioFileSource>(*src);
5254 boost::shared_ptr<MidiSource> ms;
5257 if (afs->write (buffers.get_audio(n).data(latency_skip), current_chunk) != current_chunk) {
5260 } else if ((ms = boost::dynamic_pointer_cast<MidiSource>(*src))) {
5261 Source::Lock lock(ms->mutex());
5263 const MidiBuffer& buf = buffers.get_midi(0);
5264 for (MidiBuffer::const_iterator i = buf.begin(); i != buf.end(); ++i) {
5265 Evoral::Event<framepos_t> ev = *i;
5266 ev.set_time(ev.time() - position);
5267 ms->append_event_frames(lock, ev, ms->timeline_position());
5274 /* post-roll, pick up delayed processor output */
5275 latency_skip = track.bounce_get_latency (endpoint, include_endpoint, for_export, for_freeze);
5277 while (latency_skip && !itt.cancel) {
5278 this_chunk = min (latency_skip, bounce_chunk_size);
5279 latency_skip -= this_chunk;
5281 buffers.silence (this_chunk, 0);
5282 track.bounce_process (buffers, start, this_chunk, endpoint, include_endpoint, for_export, for_freeze);
5285 for (vector<boost::shared_ptr<Source> >::iterator src=srcs.begin(); src != srcs.end(); ++src, ++n) {
5286 boost::shared_ptr<AudioFileSource> afs = boost::dynamic_pointer_cast<AudioFileSource>(*src);
5289 if (afs->write (buffers.get_audio(n).data(), this_chunk) != this_chunk) {
5301 xnow = localtime (&now);
5303 for (vector<boost::shared_ptr<Source> >::iterator src=srcs.begin(); src != srcs.end(); ++src) {
5304 boost::shared_ptr<AudioFileSource> afs = boost::dynamic_pointer_cast<AudioFileSource>(*src);
5305 boost::shared_ptr<MidiSource> ms;
5308 afs->update_header (position, *xnow, now);
5309 afs->flush_header ();
5310 } else if ((ms = boost::dynamic_pointer_cast<MidiSource>(*src))) {
5311 Source::Lock lock(ms->mutex());
5312 ms->mark_streaming_write_completed(lock);
5316 /* construct a region to represent the bounced material */
5320 plist.add (Properties::start, 0);
5321 plist.add (Properties::length, srcs.front()->length(srcs.front()->timeline_position()));
5322 plist.add (Properties::name, region_name_from_path (srcs.front()->name(), true));
5324 result = RegionFactory::create (srcs, plist);
5330 for (vector<boost::shared_ptr<Source> >::iterator src = srcs.begin(); src != srcs.end(); ++src) {
5331 (*src)->mark_for_remove ();
5332 (*src)->drop_references ();
5336 for (vector<boost::shared_ptr<Source> >::iterator src = srcs.begin(); src != srcs.end(); ++src) {
5337 boost::shared_ptr<AudioFileSource> afs = boost::dynamic_pointer_cast<AudioFileSource>(*src);
5340 afs->done_with_peakfile_writes ();
5344 _bounce_processing_active = false;
5346 if (need_block_size_reset) {
5347 _engine.main_thread()->drop_buffers ();
5348 track.set_block_size (get_block_size());
5351 unblock_processing ();
5357 Session::gain_automation_buffer() const
5359 return ProcessThread::gain_automation_buffer ();
5363 Session::trim_automation_buffer() const
5365 return ProcessThread::trim_automation_buffer ();
5369 Session::send_gain_automation_buffer() const
5371 return ProcessThread::send_gain_automation_buffer ();
5375 Session::pan_automation_buffer() const
5377 return ProcessThread::pan_automation_buffer ();
5381 Session::get_silent_buffers (ChanCount count)
5383 return ProcessThread::get_silent_buffers (count);
5387 Session::get_scratch_buffers (ChanCount count, bool silence)
5389 return ProcessThread::get_scratch_buffers (count, silence);
5393 Session::get_route_buffers (ChanCount count, bool silence)
5395 return ProcessThread::get_route_buffers (count, silence);
5400 Session::get_mix_buffers (ChanCount count)
5402 return ProcessThread::get_mix_buffers (count);
5406 Session::ntracks () const
5409 boost::shared_ptr<RouteList> r = routes.reader ();
5411 for (RouteList::const_iterator i = r->begin(); i != r->end(); ++i) {
5412 if (boost::dynamic_pointer_cast<Track> (*i)) {
5421 Session::nbusses () const
5424 boost::shared_ptr<RouteList> r = routes.reader ();
5426 for (RouteList::const_iterator i = r->begin(); i != r->end(); ++i) {
5427 if (boost::dynamic_pointer_cast<Track>(*i) == 0) {
5436 Session::add_automation_list(AutomationList *al)
5438 automation_lists[al->id()] = al;
5441 /** @return true if there is at least one record-enabled track, otherwise false */
5443 Session::have_rec_enabled_track () const
5445 return g_atomic_int_get (const_cast<gint*>(&_have_rec_enabled_track)) == 1;
5449 Session::have_rec_disabled_track () const
5451 return g_atomic_int_get (const_cast<gint*>(&_have_rec_disabled_track)) == 1;
5454 /** Update the state of our rec-enabled tracks flag */
5456 Session::update_route_record_state ()
5458 boost::shared_ptr<RouteList> rl = routes.reader ();
5459 RouteList::iterator i = rl->begin();
5460 while (i != rl->end ()) {
5462 boost::shared_ptr<Track> tr = boost::dynamic_pointer_cast<Track> (*i);
5463 if (tr && tr->record_enabled ()) {
5470 int const old = g_atomic_int_get (&_have_rec_enabled_track);
5472 g_atomic_int_set (&_have_rec_enabled_track, i != rl->end () ? 1 : 0);
5474 if (g_atomic_int_get (&_have_rec_enabled_track) != old) {
5475 RecordStateChanged (); /* EMIT SIGNAL */
5478 for (i = rl->begin(); i != rl->end (); ++i) {
5479 boost::shared_ptr<Track> tr = boost::dynamic_pointer_cast<Track> (*i);
5480 if (tr && !tr->record_enabled ()) {
5485 g_atomic_int_set (&_have_rec_disabled_track, i != rl->end () ? 1 : 0);
5487 bool record_arm_state_changed = (old != g_atomic_int_get (&_have_rec_enabled_track) );
5489 if (record_status() == Recording && record_arm_state_changed ) {
5490 RecordArmStateChanged ();
5496 Session::listen_position_changed ()
5498 boost::shared_ptr<RouteList> r = routes.reader ();
5500 for (RouteList::iterator i = r->begin(); i != r->end(); ++i) {
5501 (*i)->listen_position_changed ();
5506 Session::solo_control_mode_changed ()
5508 /* cancel all solo or all listen when solo control mode changes */
5511 set_solo (get_routes(), false);
5512 } else if (listening()) {
5513 set_listen (get_routes(), false);
5517 /** Called when a property of one of our route groups changes */
5519 Session::route_group_property_changed (RouteGroup* rg)
5521 RouteGroupPropertyChanged (rg); /* EMIT SIGNAL */
5524 /** Called when a route is added to one of our route groups */
5526 Session::route_added_to_route_group (RouteGroup* rg, boost::weak_ptr<Route> r)
5528 RouteAddedToRouteGroup (rg, r);
5531 /** Called when a route is removed from one of our route groups */
5533 Session::route_removed_from_route_group (RouteGroup* rg, boost::weak_ptr<Route> r)
5535 update_route_record_state ();
5536 RouteRemovedFromRouteGroup (rg, r); /* EMIT SIGNAL */
5539 boost::shared_ptr<RouteList>
5540 Session::get_tracks () const
5542 boost::shared_ptr<RouteList> rl = routes.reader ();
5543 boost::shared_ptr<RouteList> tl (new RouteList);
5545 for (RouteList::const_iterator r = rl->begin(); r != rl->end(); ++r) {
5546 if (boost::dynamic_pointer_cast<Track> (*r)) {
5547 if (!(*r)->is_auditioner()) {
5555 boost::shared_ptr<RouteList>
5556 Session::get_routes_with_regions_at (framepos_t const p) const
5558 boost::shared_ptr<RouteList> r = routes.reader ();
5559 boost::shared_ptr<RouteList> rl (new RouteList);
5561 for (RouteList::iterator i = r->begin(); i != r->end(); ++i) {
5562 boost::shared_ptr<Track> tr = boost::dynamic_pointer_cast<Track> (*i);
5567 boost::shared_ptr<Playlist> pl = tr->playlist ();
5572 if (pl->has_region_at (p)) {
5581 Session::goto_end ()
5583 if (_session_range_location) {
5584 request_locate (_session_range_location->end(), false);
5586 request_locate (0, false);
5591 Session::goto_start ()
5593 if (_session_range_location) {
5594 request_locate (_session_range_location->start(), false);
5596 request_locate (0, false);
5601 Session::current_start_frame () const
5603 return _session_range_location ? _session_range_location->start() : 0;
5607 Session::current_end_frame () const
5609 return _session_range_location ? _session_range_location->end() : 0;
5613 Session::set_session_range_location (framepos_t start, framepos_t end)
5615 _session_range_location = new Location (*this, start, end, _("session"), Location::IsSessionRange);
5616 _locations->add (_session_range_location);
5620 Session::step_edit_status_change (bool yn)
5626 send = (_step_editors == 0);
5631 send = (_step_editors == 1);
5634 if (_step_editors > 0) {
5640 StepEditStatusChange (val);
5646 Session::start_time_changed (framepos_t old)
5648 /* Update the auto loop range to match the session range
5649 (unless the auto loop range has been changed by the user)
5652 Location* s = _locations->session_range_location ();
5657 Location* l = _locations->auto_loop_location ();
5659 if (l && l->start() == old) {
5660 l->set_start (s->start(), true);
5665 Session::end_time_changed (framepos_t old)
5667 /* Update the auto loop range to match the session range
5668 (unless the auto loop range has been changed by the user)
5671 Location* s = _locations->session_range_location ();
5676 Location* l = _locations->auto_loop_location ();
5678 if (l && l->end() == old) {
5679 l->set_end (s->end(), true);
5683 std::vector<std::string>
5684 Session::source_search_path (DataType type) const
5688 if (session_dirs.size() == 1) {
5690 case DataType::AUDIO:
5691 sp.push_back (_session_dir->sound_path());
5693 case DataType::MIDI:
5694 sp.push_back (_session_dir->midi_path());
5698 for (vector<space_and_path>::const_iterator i = session_dirs.begin(); i != session_dirs.end(); ++i) {
5699 SessionDirectory sdir (i->path);
5701 case DataType::AUDIO:
5702 sp.push_back (sdir.sound_path());
5704 case DataType::MIDI:
5705 sp.push_back (sdir.midi_path());
5711 if (type == DataType::AUDIO) {
5712 const string sound_path_2X = _session_dir->sound_path_2X();
5713 if (Glib::file_test (sound_path_2X, Glib::FILE_TEST_EXISTS|Glib::FILE_TEST_IS_DIR)) {
5714 if (find (sp.begin(), sp.end(), sound_path_2X) == sp.end()) {
5715 sp.push_back (sound_path_2X);
5720 // now check the explicit (possibly user-specified) search path
5723 case DataType::AUDIO:
5724 sp += Searchpath(config.get_audio_search_path ());
5726 case DataType::MIDI:
5727 sp += Searchpath(config.get_midi_search_path ());
5735 Session::ensure_search_path_includes (const string& path, DataType type)
5744 case DataType::AUDIO:
5745 sp += Searchpath(config.get_audio_search_path ());
5747 case DataType::MIDI:
5748 sp += Searchpath (config.get_midi_search_path ());
5752 for (vector<std::string>::iterator i = sp.begin(); i != sp.end(); ++i) {
5753 /* No need to add this new directory if it has the same inode as
5754 an existing one; checking inode rather than name prevents duplicated
5755 directories when we are using symlinks.
5757 On Windows, I think we could just do if (*i == path) here.
5759 if (PBD::equivalent_paths (*i, path)) {
5767 case DataType::AUDIO:
5768 config.set_audio_search_path (sp.to_string());
5770 case DataType::MIDI:
5771 config.set_midi_search_path (sp.to_string());
5777 Session::remove_dir_from_search_path (const string& dir, DataType type)
5782 case DataType::AUDIO:
5783 sp = Searchpath(config.get_audio_search_path ());
5785 case DataType::MIDI:
5786 sp = Searchpath (config.get_midi_search_path ());
5793 case DataType::AUDIO:
5794 config.set_audio_search_path (sp.to_string());
5796 case DataType::MIDI:
5797 config.set_midi_search_path (sp.to_string());
5803 boost::shared_ptr<Speakers>
5804 Session::get_speakers()
5810 Session::unknown_processors () const
5814 boost::shared_ptr<RouteList> r = routes.reader ();
5815 for (RouteList::iterator i = r->begin(); i != r->end(); ++i) {
5816 list<string> t = (*i)->unknown_processors ();
5817 copy (t.begin(), t.end(), back_inserter (p));
5827 Session::update_latency (bool playback)
5829 DEBUG_TRACE (DEBUG::Latency, string_compose ("JACK latency callback: %1\n", (playback ? "PLAYBACK" : "CAPTURE")));
5831 if ((_state_of_the_state & (InitialConnecting|Deletion)) || _adding_routes_in_progress) {
5835 boost::shared_ptr<RouteList> r = routes.reader ();
5836 framecnt_t max_latency = 0;
5839 /* reverse the list so that we work backwards from the last route to run to the first */
5840 RouteList* rl = routes.reader().get();
5841 r.reset (new RouteList (*rl));
5842 reverse (r->begin(), r->end());
5845 /* compute actual latency values for the given direction and store them all in per-port
5846 structures. this will also publish the same values (to JACK) so that computation of latency
5847 for routes can consistently use public latency values.
5850 for (RouteList::iterator i = r->begin(); i != r->end(); ++i) {
5851 max_latency = max (max_latency, (*i)->set_private_port_latencies (playback));
5854 /* because we latency compensate playback, our published playback latencies should
5855 be the same for all output ports - all material played back by ardour has
5856 the same latency, whether its caused by plugins or by latency compensation. since
5857 these may differ from the values computed above, reset all playback port latencies
5861 DEBUG_TRACE (DEBUG::Latency, string_compose ("Set public port latencies to %1\n", max_latency));
5863 for (RouteList::iterator i = r->begin(); i != r->end(); ++i) {
5864 (*i)->set_public_port_latencies (max_latency, playback);
5869 post_playback_latency ();
5873 post_capture_latency ();
5876 DEBUG_TRACE (DEBUG::Latency, "JACK latency callback: DONE\n");
5880 Session::post_playback_latency ()
5882 set_worst_playback_latency ();
5884 boost::shared_ptr<RouteList> r = routes.reader ();
5886 for (RouteList::iterator i = r->begin(); i != r->end(); ++i) {
5887 if (!(*i)->is_auditioner() && ((*i)->active())) {
5888 _worst_track_latency = max (_worst_track_latency, (*i)->update_signal_latency ());
5892 for (RouteList::iterator i = r->begin(); i != r->end(); ++i) {
5893 (*i)->set_latency_compensation (_worst_track_latency);
5898 Session::post_capture_latency ()
5900 set_worst_capture_latency ();
5902 /* reflect any changes in capture latencies into capture offsets
5905 boost::shared_ptr<RouteList> rl = routes.reader();
5906 for (RouteList::iterator i = rl->begin(); i != rl->end(); ++i) {
5907 boost::shared_ptr<Track> tr = boost::dynamic_pointer_cast<Track> (*i);
5909 tr->set_capture_offset ();
5915 Session::initialize_latencies ()
5918 Glib::Threads::Mutex::Lock lm (_engine.process_lock());
5919 update_latency (false);
5920 update_latency (true);
5923 set_worst_io_latencies ();
5927 Session::set_worst_io_latencies ()
5929 set_worst_playback_latency ();
5930 set_worst_capture_latency ();
5934 Session::set_worst_playback_latency ()
5936 if (_state_of_the_state & (InitialConnecting|Deletion)) {
5940 _worst_output_latency = 0;
5942 if (!_engine.connected()) {
5946 boost::shared_ptr<RouteList> r = routes.reader ();
5948 for (RouteList::iterator i = r->begin(); i != r->end(); ++i) {
5949 _worst_output_latency = max (_worst_output_latency, (*i)->output()->latency());
5952 DEBUG_TRACE (DEBUG::Latency, string_compose ("Worst output latency: %1\n", _worst_output_latency));
5956 Session::set_worst_capture_latency ()
5958 if (_state_of_the_state & (InitialConnecting|Deletion)) {
5962 _worst_input_latency = 0;
5964 if (!_engine.connected()) {
5968 boost::shared_ptr<RouteList> r = routes.reader ();
5970 for (RouteList::iterator i = r->begin(); i != r->end(); ++i) {
5971 _worst_input_latency = max (_worst_input_latency, (*i)->input()->latency());
5974 DEBUG_TRACE (DEBUG::Latency, string_compose ("Worst input latency: %1\n", _worst_input_latency));
5978 Session::update_latency_compensation (bool force_whole_graph)
5980 bool some_track_latency_changed = false;
5982 if (_state_of_the_state & (InitialConnecting|Deletion)) {
5986 DEBUG_TRACE(DEBUG::Latency, "---------------------------- update latency compensation\n\n");
5988 _worst_track_latency = 0;
5990 boost::shared_ptr<RouteList> r = routes.reader ();
5992 for (RouteList::iterator i = r->begin(); i != r->end(); ++i) {
5993 if (!(*i)->is_auditioner() && ((*i)->active())) {
5995 if ((*i)->signal_latency () != (tl = (*i)->update_signal_latency ())) {
5996 some_track_latency_changed = true;
5998 _worst_track_latency = max (tl, _worst_track_latency);
6002 DEBUG_TRACE (DEBUG::Latency, string_compose ("worst signal processing latency: %1 (changed ? %2)\n", _worst_track_latency,
6003 (some_track_latency_changed ? "yes" : "no")));
6005 DEBUG_TRACE(DEBUG::Latency, "---------------------------- DONE update latency compensation\n\n");
6007 if (some_track_latency_changed || force_whole_graph) {
6008 _engine.update_latencies ();
6012 for (RouteList::iterator i = r->begin(); i != r->end(); ++i) {
6013 boost::shared_ptr<Track> tr = boost::dynamic_pointer_cast<Track> (*i);
6017 tr->set_capture_offset ();
6022 Session::session_name_is_legal (const string& path)
6024 char illegal_chars[] = { '/', '\\', ':', ';', '\0' };
6026 for (int i = 0; illegal_chars[i]; ++i) {
6027 if (path.find (illegal_chars[i]) != string::npos) {
6028 return illegal_chars[i];
6036 Session::next_control_id () const
6040 /* the monitor bus remote ID is in a different
6041 * "namespace" than regular routes. its existence doesn't
6042 * affect normal (low) numbered routes.
6049 /* the same about masterbus in Waves Tracks */
6051 if (Profile->get_trx() && _master_out) {
6055 return nroutes() - subtract;
6059 Session::notify_remote_id_change ()
6061 if (deletion_in_progress()) {
6065 switch (Config->get_remote_model()) {
6067 Route::RemoteControlIDChange (); /* EMIT SIGNAL */
6073 #ifdef USE_TRACKS_CODE_FEATURES
6074 /* Waves Tracks: for Waves Tracks session it's required to reconnect their IOs
6075 * if track order has been changed by user
6077 reconnect_existing_routes(true, true);
6083 Session::sync_order_keys ()
6085 if (deletion_in_progress()) {
6089 /* tell everyone that something has happened to the sort keys
6090 and let them sync up with the change(s)
6091 this will give objects that manage the sort order keys the
6092 opportunity to keep them in sync if they wish to.
6095 DEBUG_TRACE (DEBUG::OrderKeys, "Sync Order Keys.\n");
6097 reassign_track_numbers();
6099 Route::SyncOrderKeys (); /* EMIT SIGNAL */
6101 DEBUG_TRACE (DEBUG::OrderKeys, "\tsync done\n");
6105 Session::operation_in_progress (GQuark op) const
6107 return (find (_current_trans_quarks.begin(), _current_trans_quarks.end(), op) != _current_trans_quarks.end());
6110 boost::shared_ptr<Port>
6111 Session::ltc_input_port () const
6113 return _ltc_input->nth (0);
6116 boost::shared_ptr<Port>
6117 Session::ltc_output_port () const
6119 return _ltc_output->nth (0);
6123 Session::reconnect_ltc_input ()
6127 string src = Config->get_ltc_source_port();
6129 _ltc_input->disconnect (this);
6131 if (src != _("None") && !src.empty()) {
6132 _ltc_input->nth (0)->connect (src);
6135 if ( ARDOUR::Profile->get_trx () ) {
6136 // Tracks need this signal to update timecode_source_dropdown
6137 MtcOrLtcInputPortChanged (); //emit signal
6143 Session::reconnect_ltc_output ()
6147 string src = Config->get_ltc_output_port();
6149 _ltc_output->disconnect (this);
6151 if (src != _("None") && !src.empty()) {
6152 _ltc_output->nth (0)->connect (src);
6158 Session::set_range_selection (framepos_t start, framepos_t end)
6160 _range_selection = Evoral::Range<framepos_t> (start, end);
6161 follow_playhead_priority ();
6165 Session::set_object_selection (framepos_t start, framepos_t end)
6167 _object_selection = Evoral::Range<framepos_t> (start, end);
6168 follow_playhead_priority ();
6172 Session::clear_range_selection ()
6174 _range_selection = Evoral::Range<framepos_t> (-1,-1);
6175 follow_playhead_priority ();
6179 Session::clear_object_selection ()
6181 _object_selection = Evoral::Range<framepos_t> (-1,-1);
6182 follow_playhead_priority ();