2 Copyright (C) 1999-2010 Paul Davis
4 This program is free software; you can redistribute it and/or modify
5 it under the terms of the GNU General Public License as published by
6 the Free Software Foundation; either version 2 of the License, or
7 (at your option) any later version.
9 This program is distributed in the hope that it will be useful,
10 but WITHOUT ANY WARRANTY; without even the implied warranty of
11 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
12 GNU General Public License for more details.
14 You should have received a copy of the GNU General Public License
15 along with this program; if not, write to the Free Software
16 Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
26 #include <cstdio> /* sprintf(3) ... grrr */
32 #include <glibmm/threads.h>
33 #include <glibmm/miscutils.h>
34 #include <glibmm/fileutils.h>
36 #include <boost/algorithm/string/erase.hpp>
38 #include "pbd/basename.h"
39 #include "pbd/boost_debug.h"
40 #include "pbd/convert.h"
41 #include "pbd/convert.h"
42 #include "pbd/error.h"
43 #include "pbd/file_utils.h"
45 #include "pbd/search_path.h"
46 #include "pbd/stacktrace.h"
47 #include "pbd/stl_delete.h"
48 #include "pbd/replace_all.h"
49 #include "pbd/unwind.h"
51 #include "ardour/amp.h"
52 #include "ardour/analyser.h"
53 #include "ardour/async_midi_port.h"
54 #include "ardour/audio_buffer.h"
55 #include "ardour/audio_diskstream.h"
56 #include "ardour/audio_port.h"
57 #include "ardour/audio_track.h"
58 #include "ardour/audioengine.h"
59 #include "ardour/audiofilesource.h"
60 #include "ardour/auditioner.h"
61 #include "ardour/buffer_manager.h"
62 #include "ardour/buffer_set.h"
63 #include "ardour/bundle.h"
64 #include "ardour/butler.h"
65 #include "ardour/click.h"
66 #include "ardour/control_protocol_manager.h"
67 #include "ardour/data_type.h"
68 #include "ardour/debug.h"
69 #include "ardour/directory_names.h"
70 #ifdef USE_TRACKS_CODE_FEATURES
71 #include "ardour/engine_state_controller.h"
73 #include "ardour/filename_extensions.h"
74 #include "ardour/graph.h"
75 #include "ardour/midiport_manager.h"
76 #include "ardour/scene_changer.h"
77 #include "ardour/midi_patch_manager.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"
110 #include <glibmm/checksum.h>
119 using namespace ARDOUR;
122 bool Session::_disable_all_loaded_plugins = false;
123 bool Session::_bypass_all_loaded_plugins = false;
125 PBD::Signal1<int,uint32_t> Session::AudioEngineSetupRequired;
126 PBD::Signal1<void,std::string> Session::Dialog;
127 PBD::Signal0<int> Session::AskAboutPendingState;
128 PBD::Signal2<int, framecnt_t, framecnt_t> Session::AskAboutSampleRateMismatch;
129 PBD::Signal0<void> Session::SendFeedback;
130 PBD::Signal3<int,Session*,std::string,DataType> Session::MissingFile;
132 PBD::Signal1<void, framepos_t> Session::StartTimeChanged;
133 PBD::Signal1<void, framepos_t> Session::EndTimeChanged;
134 PBD::Signal2<void,std::string, std::string> Session::Exported;
135 PBD::Signal1<int,boost::shared_ptr<Playlist> > Session::AskAboutPlaylistDeletion;
136 PBD::Signal0<void> Session::Quit;
137 PBD::Signal0<void> Session::FeedbackDetected;
138 PBD::Signal0<void> Session::SuccessfulGraphSort;
139 PBD::Signal2<void,std::string,std::string> Session::VersionMismatch;
141 const framecnt_t Session::bounce_chunk_size = 8192;
142 static void clean_up_session_event (SessionEvent* ev) { delete ev; }
143 const SessionEvent::RTeventCallback Session::rt_cleanup (clean_up_session_event);
145 // seconds should be added after the region exceeds end marker
146 #ifdef USE_TRACKS_CODE_FEATURES
147 const uint32_t Session::session_end_shift = 5;
149 const uint32_t Session::session_end_shift = 0;
152 /** @param snapshot_name Snapshot name, without .ardour suffix */
153 Session::Session (AudioEngine &eng,
154 const string& fullpath,
155 const string& snapshot_name,
156 BusProfile* bus_profile,
158 : playlists (new SessionPlaylists)
160 , process_function (&Session::process_with_events)
161 , _bounce_processing_active (false)
162 , waiting_for_sync_offset (false)
163 , _base_frame_rate (0)
164 , _current_frame_rate (0)
165 , _nominal_frame_rate (0)
166 , transport_sub_state (0)
167 , _record_status (Disabled)
168 , _transport_frame (0)
169 , _session_range_location (0)
172 , _transport_speed (0)
173 , _default_transport_speed (1.0)
174 , _last_transport_speed (0)
175 , _target_transport_speed (0.0)
176 , auto_play_legal (false)
177 , _last_slave_transport_frame (0)
178 , maximum_output_latency (0)
179 , _requested_return_frame (-1)
180 , current_block_size (0)
181 , _worst_output_latency (0)
182 , _worst_input_latency (0)
183 , _worst_track_latency (0)
184 , _have_captured (false)
185 , _non_soloed_outs_muted (false)
187 , _solo_isolated_cnt (0)
189 , _was_seamless (Config->get_seamless_loop ())
190 , _under_nsm_control (false)
192 , delta_accumulator_cnt (0)
193 , average_slave_delta (1800) // !!! why 1800 ???
195 , have_first_delta_accumulator (false)
196 , _slave_state (Stopped)
197 , _mtc_active (false)
198 , _ltc_active (false)
199 , post_export_sync (false)
200 , post_export_position (0)
202 , _export_started (false)
203 , _export_rolling (false)
204 , _pre_export_mmc_enabled (false)
205 , _name (snapshot_name)
207 , _send_qf_mtc (false)
208 , _pframes_since_last_mtc (0)
209 , session_midi_feedback (0)
211 , loop_changing (false)
213 , _session_dir (new SessionDirectory (fullpath))
214 , _current_snapshot_name (snapshot_name)
216 , state_was_pending (false)
217 , _state_of_the_state (StateOfTheState(CannotSave|InitialConnecting|Loading))
219 , _save_queued (false)
220 , _last_roll_location (0)
221 , _last_roll_or_reversal_location (0)
222 , _last_record_location (0)
223 , pending_locate_roll (false)
224 , pending_locate_frame (0)
225 , pending_locate_flush (false)
226 , pending_abort (false)
227 , pending_auto_loop (false)
228 , _butler (new Butler (*this))
229 , _post_transport_work (0)
230 , cumulative_rf_motion (0)
232 , _locations (new Locations (*this))
233 , _ignore_skips_updates (false)
234 , _rt_thread_active (false)
235 , _rt_emit_pending (false)
237 , outbound_mtc_timecode_frame (0)
238 , next_quarter_frame_to_send (-1)
239 , _frames_per_timecode_frame (0)
240 , _frames_per_hour (0)
241 , _timecode_frames_per_hour (0)
242 , last_timecode_valid (false)
243 , last_timecode_when (0)
244 , _send_timecode_update (false)
256 , ltc_timecode_offset (0)
257 , ltc_timecode_negative_offset (false)
258 , midi_control_ui (0)
260 , _all_route_group (new RouteGroup (*this, "all"))
261 , routes (new RouteList)
262 , _adding_routes_in_progress (false)
263 , _reconnecting_routes_in_progress (false)
264 , _route_deletion_in_progress (false)
265 , destructive_index (0)
266 , _track_number_decimals(1)
267 , default_fade_steepness (0)
268 , default_fade_msecs (0)
269 , _total_free_4k_blocks (0)
270 , _total_free_4k_blocks_uncertain (false)
271 , no_questions_about_missing_files (false)
274 , _bundles (new BundleList)
275 , _bundle_xml_node (0)
279 , click_emphasis_data (0)
281 , click_emphasis_length (0)
282 , _clicks_cleared (0)
283 , _play_range (false)
284 , _range_selection (-1,-1)
285 , _object_selection (-1,-1)
287 , first_file_data_format_reset (true)
288 , first_file_header_format_reset (true)
289 , have_looped (false)
290 , _have_rec_enabled_track (false)
291 , _have_rec_disabled_track (true)
293 , _suspend_timecode_transmission (0)
294 , _speakers (new Speakers)
296 , ignore_route_processor_changes (false)
303 pthread_mutex_init (&_rt_emit_mutex, 0);
304 pthread_cond_init (&_rt_emit_cond, 0);
306 pre_engine_init (fullpath);
310 Stateful::loading_state_version = CURRENT_SESSION_FILE_VERSION;
312 #ifdef USE_TRACKS_CODE_FEATURES
313 sr = EngineStateController::instance()->get_current_sample_rate();
315 if (ensure_engine (sr)) {
317 throw SessionException (_("Cannot connect to audio/midi engine"));
320 // set samplerate for plugins added early
321 // e.g from templates or MB channelstrip
322 set_block_size (_engine.samples_per_cycle());
323 set_frame_rate (_engine.sample_rate());
325 if (create (mix_template, bus_profile)) {
327 throw SessionException (_("Session initialization failed"));
330 /* if a mix template was provided, then ::create() will
331 * have copied it into the session and we need to load it
332 * so that we have the state ready for ::set_state()
333 * after the engine is started.
335 * Note that we do NOT try to get the sample rate from
336 * the template at this time, though doing so would
337 * be easy if we decided this was an appropriate part
341 if (!mix_template.empty()) {
342 if (load_state (_current_snapshot_name)) {
343 throw SessionException (_("Failed to load template/snapshot state"));
345 store_recent_templates (mix_template);
348 /* load default session properties - if any */
353 if (load_state (_current_snapshot_name)) {
354 throw SessionException (_("Failed to load state"));
357 /* try to get sample rate from XML state so that we
358 * can influence the SR if we set up the audio
363 const XMLProperty* prop;
364 if ((prop = state_tree->root()->property (X_("sample-rate"))) != 0) {
365 sr = atoi (prop->value());
369 if (ensure_engine (sr)) {
371 throw SessionException (_("Cannot connect to audio/midi engine"));
375 if (post_engine_init ()) {
377 throw SessionException (_("Cannot configure audio/midi engine with session parameters"));
380 store_recent_sessions (_name, _path);
382 bool was_dirty = dirty();
384 _state_of_the_state = StateOfTheState (_state_of_the_state & ~Dirty);
386 Config->ParameterChanged.connect_same_thread (*this, boost::bind (&Session::config_changed, this, _1, false));
387 config.ParameterChanged.connect_same_thread (*this, boost::bind (&Session::config_changed, this, _1, true));
390 DirtyChanged (); /* EMIT SIGNAL */
393 StartTimeChanged.connect_same_thread (*this, boost::bind (&Session::start_time_changed, this, _1));
394 EndTimeChanged.connect_same_thread (*this, boost::bind (&Session::end_time_changed, this, _1));
396 emit_thread_start ();
398 /* hook us up to the engine since we are now completely constructed */
400 BootMessage (_("Connect to engine"));
402 _engine.set_session (this);
403 _engine.reset_timebase ();
405 #ifdef USE_TRACKS_CODE_FEATURES
407 EngineStateController::instance()->set_session(this);
410 if ( ARDOUR::Profile->get_trx () ) {
412 /* Waves Tracks: fill session with tracks basing on the amount of inputs.
413 * each available input must have corresponding track when session starts.
416 uint32_t how_many (0);
418 std::vector<std::string> inputs;
419 EngineStateController::instance()->get_physical_audio_inputs(inputs);
421 how_many = inputs.size();
423 list<boost::shared_ptr<AudioTrack> > tracks;
425 // Track names after driver
426 if (Config->get_tracks_auto_naming() == NameAfterDriver) {
427 string track_name = "";
428 for (std::vector<string>::size_type i = 0; i < inputs.size(); ++i) {
430 track_name = inputs[i];
431 replace_all (track_name, "system:capture", "");
433 list<boost::shared_ptr<AudioTrack> > single_track = new_audio_track (1, 1, Normal, 0, 1, track_name);
434 tracks.insert(tracks.begin(), single_track.front());
436 } else { // Default track names
437 tracks = new_audio_track (1, 1, Normal, 0, how_many, string());
440 if (tracks.size() != how_many) {
442 throw failed_constructor ();
451 BootMessage (_("Session loading complete"));
463 Session::ensure_engine (uint32_t desired_sample_rate)
465 if (_engine.current_backend() == 0) {
466 /* backend is unknown ... */
467 boost::optional<int> r = AudioEngineSetupRequired (desired_sample_rate);
468 if (r.get_value_or (-1) != 0) {
471 } else if (_engine.setup_required()) {
472 /* backend is known, but setup is needed */
473 boost::optional<int> r = AudioEngineSetupRequired (desired_sample_rate);
474 if (r.get_value_or (-1) != 0) {
477 } else if (!_engine.running()) {
478 if (_engine.start()) {
483 /* at this point the engine should be running
486 if (!_engine.running()) {
490 return immediately_post_engine ();
495 Session::immediately_post_engine ()
497 /* Do various initializations that should take place directly after we
498 * know that the engine is running, but before we either create a
499 * session or set state for an existing one.
502 if (how_many_dsp_threads () > 1) {
503 /* For now, only create the graph if we are using >1 DSP threads, as
504 it is a bit slower than the old code with 1 thread.
506 _process_graph.reset (new Graph (*this));
509 /* every time we reconnect, recompute worst case output latencies */
511 _engine.Running.connect_same_thread (*this, boost::bind (&Session::initialize_latencies, this));
513 if (synced_to_engine()) {
514 _engine.transport_stop ();
517 if (config.get_jack_time_master()) {
518 _engine.transport_locate (_transport_frame);
522 BootMessage (_("Set up LTC"));
524 BootMessage (_("Set up Click"));
526 BootMessage (_("Set up standard connections"));
530 catch (failed_constructor& err) {
534 /* TODO, connect in different thread. (PortRegisteredOrUnregistered may be in RT context)
536 _engine.PortRegisteredOrUnregistered.connect_same_thread (*this, boost::bind (&Session::setup_bundles, this));
544 vector<void*> debug_pointers;
546 /* if we got to here, leaving pending capture state around
550 remove_pending_capture_state ();
554 _state_of_the_state = StateOfTheState (CannotSave|Deletion);
556 /* disconnect from any and all signals that we are connected to */
560 /* shutdown control surface protocols while we still have ports
561 and the engine to move data to any devices.
564 ControlProtocolManager::instance().drop_protocols ();
566 MIDI::Name::MidiPatchManager::instance().remove_search_path(session_directory().midi_patch_path());
568 _engine.remove_session ();
570 #ifdef USE_TRACKS_CODE_FEATURES
571 EngineStateController::instance()->remove_session();
574 /* deregister all ports - there will be no process or any other
575 * callbacks from the engine any more.
578 Port::PortDrop (); /* EMIT SIGNAL */
582 /* clear history so that no references to objects are held any more */
586 /* clear state tree so that no references to objects are held any more */
591 /* reset dynamic state version back to default */
593 Stateful::loading_state_version = 0;
595 _butler->drop_references ();
599 delete _all_route_group;
601 DEBUG_TRACE (DEBUG::Destruction, "delete route groups\n");
602 for (list<RouteGroup *>::iterator i = _route_groups.begin(); i != _route_groups.end(); ++i) {
606 if (click_data != default_click) {
607 delete [] click_data;
610 if (click_emphasis_data != default_click_emphasis) {
611 delete [] click_emphasis_data;
616 /* need to remove auditioner before monitoring section
617 * otherwise it is re-connected */
620 /* drop references to routes held by the monitoring section
621 * specifically _monitor_out aux/listen references */
622 remove_monitor_section();
624 /* clear out any pending dead wood from RCU managed objects */
629 AudioDiskstream::free_working_buffers();
631 /* tell everyone who is still standing that we're about to die */
634 /* tell everyone to drop references and delete objects as we go */
636 DEBUG_TRACE (DEBUG::Destruction, "delete regions\n");
637 RegionFactory::delete_all_regions ();
639 DEBUG_TRACE (DEBUG::Destruction, "delete routes\n");
641 /* reset these three references to special routes before we do the usual route delete thing */
643 _master_out.reset ();
644 _monitor_out.reset ();
647 RCUWriter<RouteList> writer (routes);
648 boost::shared_ptr<RouteList> r = writer.get_copy ();
650 for (RouteList::iterator i = r->begin(); i != r->end(); ++i) {
651 DEBUG_TRACE(DEBUG::Destruction, string_compose ("Dropping for route %1 ; pre-ref = %2\n", (*i)->name(), (*i).use_count()));
652 (*i)->drop_references ();
656 /* writer goes out of scope and updates master */
661 DEBUG_TRACE (DEBUG::Destruction, "delete sources\n");
662 Glib::Threads::Mutex::Lock lm (source_lock);
663 for (SourceMap::iterator i = sources.begin(); i != sources.end(); ++i) {
664 DEBUG_TRACE(DEBUG::Destruction, string_compose ("Dropping for source %1 ; pre-ref = %2\n", i->second->name(), i->second.use_count()));
665 i->second->drop_references ();
671 /* not strictly necessary, but doing it here allows the shared_ptr debugging to work */
674 emit_thread_terminate ();
676 pthread_cond_destroy (&_rt_emit_cond);
677 pthread_mutex_destroy (&_rt_emit_mutex);
679 delete _scene_changer; _scene_changer = 0;
680 delete midi_control_ui; midi_control_ui = 0;
682 delete _mmc; _mmc = 0;
683 delete _midi_ports; _midi_ports = 0;
684 delete _locations; _locations = 0;
688 DEBUG_TRACE (DEBUG::Destruction, "Session::destroy() done\n");
690 #ifdef BOOST_SP_ENABLE_DEBUG_HOOKS
691 boost_debug_list_ptrs ();
696 Session::setup_ltc ()
700 _ltc_input.reset (new IO (*this, X_("LTC In"), IO::Input));
701 _ltc_output.reset (new IO (*this, X_("LTC Out"), IO::Output));
703 if (state_tree && (child = find_named_node (*state_tree->root(), X_("LTC In"))) != 0) {
704 _ltc_input->set_state (*(child->children().front()), Stateful::loading_state_version);
707 Glib::Threads::Mutex::Lock lm (AudioEngine::instance()->process_lock ());
708 _ltc_input->ensure_io (ChanCount (DataType::AUDIO, 1), true, this);
710 reconnect_ltc_input ();
713 if (state_tree && (child = find_named_node (*state_tree->root(), X_("LTC Out"))) != 0) {
714 _ltc_output->set_state (*(child->children().front()), Stateful::loading_state_version);
717 Glib::Threads::Mutex::Lock lm (AudioEngine::instance()->process_lock ());
718 _ltc_output->ensure_io (ChanCount (DataType::AUDIO, 1), true, this);
720 reconnect_ltc_output ();
723 /* fix up names of LTC ports because we don't want the normal
724 * IO style of NAME/TYPE-{in,out}N
727 _ltc_input->nth (0)->set_name (X_("LTC-in"));
728 _ltc_output->nth (0)->set_name (X_("LTC-out"));
732 Session::setup_click ()
735 _click_io.reset (new ClickIO (*this, X_("Click")));
736 _click_gain.reset (new Amp (*this));
737 _click_gain->activate ();
739 setup_click_state (state_tree->root());
741 setup_click_state (0);
746 Session::setup_click_state (const XMLNode* node)
748 const XMLNode* child = 0;
750 if (node && (child = find_named_node (*node, "Click")) != 0) {
752 /* existing state for Click */
755 if (Stateful::loading_state_version < 3000) {
756 c = _click_io->set_state_2X (*child->children().front(), Stateful::loading_state_version, false);
758 const XMLNodeList& children (child->children());
759 XMLNodeList::const_iterator i = children.begin();
760 if ((c = _click_io->set_state (**i, Stateful::loading_state_version)) == 0) {
762 if (i != children.end()) {
763 c = _click_gain->set_state (**i, Stateful::loading_state_version);
769 _clicking = Config->get_clicking ();
773 error << _("could not setup Click I/O") << endmsg;
780 /* default state for Click: dual-mono to first 2 physical outputs */
783 _engine.get_physical_outputs (DataType::AUDIO, outs);
785 for (uint32_t physport = 0; physport < 2; ++physport) {
786 if (outs.size() > physport) {
787 if (_click_io->add_port (outs[physport], this)) {
788 // relax, even though its an error
793 if (_click_io->n_ports () > ChanCount::ZERO) {
794 _clicking = Config->get_clicking ();
800 Session::setup_bundles ()
804 RCUWriter<BundleList> writer (_bundles);
805 boost::shared_ptr<BundleList> b = writer.get_copy ();
806 for (BundleList::iterator i = b->begin(); i != b->end();) {
807 if (boost::dynamic_pointer_cast<UserBundle>(*i)) {
815 vector<string> inputs[DataType::num_types];
816 vector<string> outputs[DataType::num_types];
817 for (uint32_t i = 0; i < DataType::num_types; ++i) {
818 _engine.get_physical_inputs (DataType (DataType::Symbol (i)), inputs[i]);
819 _engine.get_physical_outputs (DataType (DataType::Symbol (i)), outputs[i]);
822 /* Create a set of Bundle objects that map
823 to the physical I/O currently available. We create both
824 mono and stereo bundles, so that the common cases of mono
825 and stereo tracks get bundles to put in their mixer strip
826 in / out menus. There may be a nicer way of achieving that;
827 it doesn't really scale that well to higher channel counts
830 /* mono output bundles */
832 for (uint32_t np = 0; np < outputs[DataType::AUDIO].size(); ++np) {
834 std::string pn = _engine.get_pretty_name_by_name (outputs[DataType::AUDIO][np]);
836 snprintf (buf, sizeof (buf), _("out %s"), pn.c_str());
838 snprintf (buf, sizeof (buf), _("out %" PRIu32), np+1);
841 boost::shared_ptr<Bundle> c (new Bundle (buf, true));
842 c->add_channel (_("mono"), DataType::AUDIO);
843 c->set_port (0, outputs[DataType::AUDIO][np]);
845 add_bundle (c, false);
848 /* stereo output bundles */
850 for (uint32_t np = 0; np < outputs[DataType::AUDIO].size(); np += 2) {
851 if (np + 1 < outputs[DataType::AUDIO].size()) {
853 snprintf (buf, sizeof(buf), _("out %" PRIu32 "+%" PRIu32), np + 1, np + 2);
854 boost::shared_ptr<Bundle> c (new Bundle (buf, true));
855 c->add_channel (_("L"), DataType::AUDIO);
856 c->set_port (0, outputs[DataType::AUDIO][np]);
857 c->add_channel (_("R"), DataType::AUDIO);
858 c->set_port (1, outputs[DataType::AUDIO][np + 1]);
860 add_bundle (c, false);
864 /* mono input bundles */
866 for (uint32_t np = 0; np < inputs[DataType::AUDIO].size(); ++np) {
868 std::string pn = _engine.get_pretty_name_by_name (inputs[DataType::AUDIO][np]);
870 snprintf (buf, sizeof (buf), _("in %s"), pn.c_str());
872 snprintf (buf, sizeof (buf), _("in %" PRIu32), np+1);
875 boost::shared_ptr<Bundle> c (new Bundle (buf, false));
876 c->add_channel (_("mono"), DataType::AUDIO);
877 c->set_port (0, inputs[DataType::AUDIO][np]);
879 add_bundle (c, false);
882 /* stereo input bundles */
884 for (uint32_t np = 0; np < inputs[DataType::AUDIO].size(); np += 2) {
885 if (np + 1 < inputs[DataType::AUDIO].size()) {
887 snprintf (buf, sizeof(buf), _("in %" PRIu32 "+%" PRIu32), np + 1, np + 2);
889 boost::shared_ptr<Bundle> c (new Bundle (buf, false));
890 c->add_channel (_("L"), DataType::AUDIO);
891 c->set_port (0, inputs[DataType::AUDIO][np]);
892 c->add_channel (_("R"), DataType::AUDIO);
893 c->set_port (1, inputs[DataType::AUDIO][np + 1]);
895 add_bundle (c, false);
899 /* MIDI input bundles */
901 for (uint32_t np = 0; np < inputs[DataType::MIDI].size(); ++np) {
902 string n = inputs[DataType::MIDI][np];
903 std::string pn = _engine.get_pretty_name_by_name (n);
907 boost::erase_first (n, X_("alsa_pcm:"));
909 boost::shared_ptr<Bundle> c (new Bundle (n, false));
910 c->add_channel ("", DataType::MIDI);
911 c->set_port (0, inputs[DataType::MIDI][np]);
912 add_bundle (c, false);
915 /* MIDI output bundles */
917 for (uint32_t np = 0; np < outputs[DataType::MIDI].size(); ++np) {
918 string n = outputs[DataType::MIDI][np];
919 std::string pn = _engine.get_pretty_name_by_name (n);
923 boost::erase_first (n, X_("alsa_pcm:"));
925 boost::shared_ptr<Bundle> c (new Bundle (n, true));
926 c->add_channel ("", DataType::MIDI);
927 c->set_port (0, outputs[DataType::MIDI][np]);
928 add_bundle (c, false);
931 // we trust the backend to only calls us if there's a change
932 BundleAddedOrRemoved (); /* EMIT SIGNAL */
936 Session::auto_connect_master_bus ()
938 if (!_master_out || !Config->get_auto_connect_standard_busses() || _monitor_out) {
942 // Waves Tracks: Do not connect master bas for Tracks if AutoConnectMaster option is not set
943 // In this case it means "Multi Out" output mode
944 if (ARDOUR::Profile->get_trx() && !(Config->get_output_auto_connect() & AutoConnectMaster) ) {
948 /* if requested auto-connect the outputs to the first N physical ports.
951 uint32_t limit = _master_out->n_outputs().n_total();
952 vector<string> outputs[DataType::num_types];
954 for (uint32_t i = 0; i < DataType::num_types; ++i) {
955 _engine.get_physical_outputs (DataType (DataType::Symbol (i)), outputs[i]);
958 for (uint32_t n = 0; n < limit; ++n) {
959 boost::shared_ptr<Port> p = _master_out->output()->nth (n);
961 if (outputs[p->type()].size() > n) {
962 connect_to = outputs[p->type()][n];
965 if (!connect_to.empty() && p->connected_to (connect_to) == false) {
966 if (_master_out->output()->connect (p, connect_to, this)) {
967 error << string_compose (_("cannot connect master output %1 to %2"), n, connect_to)
976 Session::remove_monitor_section ()
978 if (!_monitor_out || Profile->get_trx()) {
982 /* force reversion to Solo-In-Place */
983 Config->set_solo_control_is_listen_control (false);
985 /* if we are auditioning, cancel it ... this is a workaround
986 to a problem (auditioning does not execute the process graph,
987 which is needed to remove routes when using >1 core for processing)
992 /* Hold process lock while doing this so that we don't hear bits and
993 * pieces of audio as we work on each route.
996 Glib::Threads::Mutex::Lock lm (AudioEngine::instance()->process_lock ());
998 /* Connect tracks to monitor section. Note that in an
999 existing session, the internal sends will already exist, but we want the
1000 routes to notice that they connect to the control out specifically.
1004 boost::shared_ptr<RouteList> r = routes.reader ();
1005 PBD::Unwinder<bool> uw (ignore_route_processor_changes, true);
1007 for (RouteList::iterator x = r->begin(); x != r->end(); ++x) {
1009 if ((*x)->is_monitor()) {
1011 } else if ((*x)->is_master()) {
1014 (*x)->remove_aux_or_listen (_monitor_out);
1019 remove_route (_monitor_out);
1020 auto_connect_master_bus ();
1023 auditioner->connect ();
1025 Config->ParameterChanged ("use-monitor-bus");
1029 Session::add_monitor_section ()
1033 if (_monitor_out || !_master_out || Profile->get_trx()) {
1037 boost::shared_ptr<Route> r (new Route (*this, _("Monitor"), Route::MonitorOut, DataType::AUDIO));
1043 #ifdef BOOST_SP_ENABLE_DEBUG_HOOKS
1044 // boost_debug_shared_ptr_mark_interesting (r.get(), "Route");
1047 Glib::Threads::Mutex::Lock lm (AudioEngine::instance()->process_lock ());
1048 r->input()->ensure_io (_master_out->output()->n_ports(), false, this);
1049 r->output()->ensure_io (_master_out->output()->n_ports(), false, this);
1051 error << _("Cannot create monitor section. 'Monitor' Port name is not unique.") << endmsg;
1056 add_routes (rl, false, false, false);
1058 assert (_monitor_out);
1060 /* AUDIO ONLY as of june 29th 2009, because listen semantics for anything else
1061 are undefined, at best.
1064 uint32_t limit = _monitor_out->n_inputs().n_audio();
1068 /* connect the inputs to the master bus outputs. this
1069 * represents a separate data feed from the internal sends from
1070 * each route. as of jan 2011, it allows the monitor section to
1071 * conditionally ignore either the internal sends or the normal
1072 * input feed, but we should really find a better way to do
1076 _master_out->output()->disconnect (this);
1078 for (uint32_t n = 0; n < limit; ++n) {
1079 boost::shared_ptr<AudioPort> p = _monitor_out->input()->ports().nth_audio_port (n);
1080 boost::shared_ptr<AudioPort> o = _master_out->output()->ports().nth_audio_port (n);
1083 string connect_to = o->name();
1084 if (_monitor_out->input()->connect (p, connect_to, this)) {
1085 error << string_compose (_("cannot connect control input %1 to %2"), n, connect_to)
1093 /* if monitor section is not connected, connect it to physical outs
1096 if (Config->get_auto_connect_standard_busses() && !_monitor_out->output()->connected ()) {
1098 if (!Config->get_monitor_bus_preferred_bundle().empty()) {
1100 boost::shared_ptr<Bundle> b = bundle_by_name (Config->get_monitor_bus_preferred_bundle());
1103 _monitor_out->output()->connect_ports_to_bundle (b, true, this);
1105 warning << string_compose (_("The preferred I/O for the monitor bus (%1) cannot be found"),
1106 Config->get_monitor_bus_preferred_bundle())
1112 /* Monitor bus is audio only */
1114 vector<string> outputs[DataType::num_types];
1116 for (uint32_t i = 0; i < DataType::num_types; ++i) {
1117 _engine.get_physical_outputs (DataType (DataType::Symbol (i)), outputs[i]);
1120 uint32_t mod = outputs[DataType::AUDIO].size();
1121 uint32_t limit = _monitor_out->n_outputs().get (DataType::AUDIO);
1125 for (uint32_t n = 0; n < limit; ++n) {
1127 boost::shared_ptr<Port> p = _monitor_out->output()->ports().port(DataType::AUDIO, n);
1129 if (outputs[DataType::AUDIO].size() > (n % mod)) {
1130 connect_to = outputs[DataType::AUDIO][n % mod];
1133 if (!connect_to.empty()) {
1134 if (_monitor_out->output()->connect (p, connect_to, this)) {
1135 error << string_compose (
1136 _("cannot connect control output %1 to %2"),
1147 /* Hold process lock while doing this so that we don't hear bits and
1148 * pieces of audio as we work on each route.
1151 Glib::Threads::Mutex::Lock lm (AudioEngine::instance()->process_lock ());
1153 /* Connect tracks to monitor section. Note that in an
1154 existing session, the internal sends will already exist, but we want the
1155 routes to notice that they connect to the control out specifically.
1159 boost::shared_ptr<RouteList> rls = routes.reader ();
1161 PBD::Unwinder<bool> uw (ignore_route_processor_changes, true);
1163 for (RouteList::iterator x = rls->begin(); x != rls->end(); ++x) {
1165 if ((*x)->is_monitor()) {
1167 } else if ((*x)->is_master()) {
1170 (*x)->enable_monitor_send ();
1175 auditioner->connect ();
1177 Config->ParameterChanged ("use-monitor-bus");
1181 Session::reset_monitor_section ()
1183 /* Process lock should be held by the caller.*/
1185 if (!_monitor_out || Profile->get_trx()) {
1189 uint32_t limit = _master_out->n_outputs().n_audio();
1191 /* connect the inputs to the master bus outputs. this
1192 * represents a separate data feed from the internal sends from
1193 * each route. as of jan 2011, it allows the monitor section to
1194 * conditionally ignore either the internal sends or the normal
1195 * input feed, but we should really find a better way to do
1199 _master_out->output()->disconnect (this);
1200 _monitor_out->output()->disconnect (this);
1202 _monitor_out->input()->ensure_io (_master_out->output()->n_ports(), false, this);
1203 _monitor_out->output()->ensure_io (_master_out->output()->n_ports(), false, this);
1205 for (uint32_t n = 0; n < limit; ++n) {
1206 boost::shared_ptr<AudioPort> p = _monitor_out->input()->ports().nth_audio_port (n);
1207 boost::shared_ptr<AudioPort> o = _master_out->output()->ports().nth_audio_port (n);
1210 string connect_to = o->name();
1211 if (_monitor_out->input()->connect (p, connect_to, this)) {
1212 error << string_compose (_("cannot connect control input %1 to %2"), n, connect_to)
1219 /* connect monitor section to physical outs
1222 if (Config->get_auto_connect_standard_busses()) {
1224 if (!Config->get_monitor_bus_preferred_bundle().empty()) {
1226 boost::shared_ptr<Bundle> b = bundle_by_name (Config->get_monitor_bus_preferred_bundle());
1229 _monitor_out->output()->connect_ports_to_bundle (b, true, this);
1231 warning << string_compose (_("The preferred I/O for the monitor bus (%1) cannot be found"),
1232 Config->get_monitor_bus_preferred_bundle())
1238 /* Monitor bus is audio only */
1240 vector<string> outputs[DataType::num_types];
1242 for (uint32_t i = 0; i < DataType::num_types; ++i) {
1243 _engine.get_physical_outputs (DataType (DataType::Symbol (i)), outputs[i]);
1246 uint32_t mod = outputs[DataType::AUDIO].size();
1247 uint32_t limit = _monitor_out->n_outputs().get (DataType::AUDIO);
1251 for (uint32_t n = 0; n < limit; ++n) {
1253 boost::shared_ptr<Port> p = _monitor_out->output()->ports().port(DataType::AUDIO, n);
1255 if (outputs[DataType::AUDIO].size() > (n % mod)) {
1256 connect_to = outputs[DataType::AUDIO][n % mod];
1259 if (!connect_to.empty()) {
1260 if (_monitor_out->output()->connect (p, connect_to, this)) {
1261 error << string_compose (
1262 _("cannot connect control output %1 to %2"),
1273 /* Connect tracks to monitor section. Note that in an
1274 existing session, the internal sends will already exist, but we want the
1275 routes to notice that they connect to the control out specifically.
1279 boost::shared_ptr<RouteList> rls = routes.reader ();
1281 PBD::Unwinder<bool> uw (ignore_route_processor_changes, true);
1283 for (RouteList::iterator x = rls->begin(); x != rls->end(); ++x) {
1285 if ((*x)->is_monitor()) {
1287 } else if ((*x)->is_master()) {
1290 (*x)->enable_monitor_send ();
1296 Session::hookup_io ()
1298 /* stop graph reordering notifications from
1299 causing resorts, etc.
1302 _state_of_the_state = StateOfTheState (_state_of_the_state | InitialConnecting);
1306 /* we delay creating the auditioner till now because
1307 it makes its own connections to ports.
1311 boost::shared_ptr<Auditioner> a (new Auditioner (*this));
1313 throw failed_constructor ();
1315 a->use_new_diskstream ();
1319 catch (failed_constructor& err) {
1320 warning << _("cannot create Auditioner: no auditioning of regions possible") << endmsg;
1324 /* load bundles, which we may have postponed earlier on */
1325 if (_bundle_xml_node) {
1326 load_bundles (*_bundle_xml_node);
1327 delete _bundle_xml_node;
1330 /* Tell all IO objects to connect themselves together */
1332 IO::enable_connecting ();
1334 /* Now tell all "floating" ports to connect to whatever
1335 they should be connected to.
1338 AudioEngine::instance()->reconnect_ports ();
1340 /* Anyone who cares about input state, wake up and do something */
1342 IOConnectionsComplete (); /* EMIT SIGNAL */
1344 _state_of_the_state = StateOfTheState (_state_of_the_state & ~InitialConnecting);
1346 /* now handle the whole enchilada as if it was one
1347 graph reorder event.
1352 /* update the full solo state, which can't be
1353 correctly determined on a per-route basis, but
1354 needs the global overview that only the session
1358 update_route_solo_state ();
1362 Session::track_playlist_changed (boost::weak_ptr<Track> wp)
1364 boost::shared_ptr<Track> track = wp.lock ();
1369 boost::shared_ptr<Playlist> playlist;
1371 if ((playlist = track->playlist()) != 0) {
1372 playlist->RegionAdded.connect_same_thread (*this, boost::bind (&Session::playlist_region_added, this, _1));
1373 playlist->RangesMoved.connect_same_thread (*this, boost::bind (&Session::playlist_ranges_moved, this, _1));
1374 playlist->RegionsExtended.connect_same_thread (*this, boost::bind (&Session::playlist_regions_extended, this, _1));
1379 Session::record_enabling_legal () const
1381 /* this used to be in here, but survey says.... we don't need to restrict it */
1382 // if (record_status() == Recording) {
1386 if (Config->get_all_safe()) {
1393 Session::set_track_monitor_input_status (bool yn)
1395 boost::shared_ptr<RouteList> rl = routes.reader ();
1396 for (RouteList::iterator i = rl->begin(); i != rl->end(); ++i) {
1397 boost::shared_ptr<AudioTrack> tr = boost::dynamic_pointer_cast<AudioTrack> (*i);
1398 if (tr && tr->record_enabled ()) {
1399 //cerr << "switching to input = " << !auto_input << __FILE__ << __LINE__ << endl << endl;
1400 tr->request_input_monitoring (yn);
1406 Session::auto_punch_start_changed (Location* location)
1408 replace_event (SessionEvent::PunchIn, location->start());
1410 if (get_record_enabled() && config.get_punch_in()) {
1411 /* capture start has been changed, so save new pending state */
1412 save_state ("", true);
1417 Session::auto_punch_end_changed (Location* location)
1419 framepos_t when_to_stop = location->end();
1420 // when_to_stop += _worst_output_latency + _worst_input_latency;
1421 replace_event (SessionEvent::PunchOut, when_to_stop);
1425 Session::auto_punch_changed (Location* location)
1427 framepos_t when_to_stop = location->end();
1429 replace_event (SessionEvent::PunchIn, location->start());
1430 //when_to_stop += _worst_output_latency + _worst_input_latency;
1431 replace_event (SessionEvent::PunchOut, when_to_stop);
1434 /** @param loc A loop location.
1435 * @param pos Filled in with the start time of the required fade-out (in session frames).
1436 * @param length Filled in with the length of the required fade-out.
1439 Session::auto_loop_declick_range (Location* loc, framepos_t & pos, framepos_t & length)
1441 pos = max (loc->start(), loc->end() - 64);
1442 length = loc->end() - pos;
1446 Session::auto_loop_changed (Location* location)
1448 replace_event (SessionEvent::AutoLoop, location->end(), location->start());
1451 auto_loop_declick_range (location, dcp, dcl);
1453 if (transport_rolling() && play_loop) {
1455 replace_event (SessionEvent::AutoLoopDeclick, dcp, dcl);
1457 // if (_transport_frame > location->end()) {
1459 if (_transport_frame < location->start() || _transport_frame > location->end()) {
1460 // relocate to beginning of loop
1461 clear_events (SessionEvent::LocateRoll);
1463 request_locate (location->start(), true);
1466 else if (Config->get_seamless_loop() && !loop_changing) {
1468 // schedule a locate-roll to refill the diskstreams at the
1469 // previous loop end
1470 loop_changing = true;
1472 if (location->end() > last_loopend) {
1473 clear_events (SessionEvent::LocateRoll);
1474 SessionEvent *ev = new SessionEvent (SessionEvent::LocateRoll, SessionEvent::Add, last_loopend, last_loopend, 0, true);
1480 clear_events (SessionEvent::AutoLoopDeclick);
1481 clear_events (SessionEvent::AutoLoop);
1484 /* possibly move playhead if not rolling; if we are rolling we'll move
1485 to the loop start on stop if that is appropriate.
1490 if (!transport_rolling() && select_playhead_priority_target (pos)) {
1491 if (pos == location->start()) {
1492 request_locate (pos);
1497 last_loopend = location->end();
1502 Session::set_auto_punch_location (Location* location)
1506 if ((existing = _locations->auto_punch_location()) != 0 && existing != location) {
1507 punch_connections.drop_connections();
1508 existing->set_auto_punch (false, this);
1509 remove_event (existing->start(), SessionEvent::PunchIn);
1510 clear_events (SessionEvent::PunchOut);
1511 auto_punch_location_changed (0);
1516 if (location == 0) {
1520 if (location->end() <= location->start()) {
1521 error << _("Session: you can't use that location for auto punch (start <= end)") << endmsg;
1525 punch_connections.drop_connections ();
1527 location->StartChanged.connect_same_thread (punch_connections, boost::bind (&Session::auto_punch_start_changed, this, location));
1528 location->EndChanged.connect_same_thread (punch_connections, boost::bind (&Session::auto_punch_end_changed, this, location));
1529 location->Changed.connect_same_thread (punch_connections, boost::bind (&Session::auto_punch_changed, this, location));
1531 location->set_auto_punch (true, this);
1533 auto_punch_changed (location);
1535 auto_punch_location_changed (location);
1539 Session::set_session_extents (framepos_t start, framepos_t end)
1542 if ((existing = _locations->session_range_location()) == 0) {
1543 //if there is no existing session, we need to make a new session location (should never happen)
1544 existing = new Location (*this, 0, 0, _("session"), Location::IsSessionRange);
1548 error << _("Session: you can't use that location for session start/end)") << endmsg;
1552 existing->set( start, end );
1558 Session::set_auto_loop_location (Location* location)
1562 if ((existing = _locations->auto_loop_location()) != 0 && existing != location) {
1563 loop_connections.drop_connections ();
1564 existing->set_auto_loop (false, this);
1565 remove_event (existing->end(), SessionEvent::AutoLoop);
1568 auto_loop_declick_range (existing, dcp, dcl);
1569 remove_event (dcp, SessionEvent::AutoLoopDeclick);
1570 auto_loop_location_changed (0);
1575 if (location == 0) {
1579 if (location->end() <= location->start()) {
1580 error << _("You cannot use this location for auto-loop because it has zero or negative length") << endmsg;
1584 last_loopend = location->end();
1586 loop_connections.drop_connections ();
1588 location->StartChanged.connect_same_thread (loop_connections, boost::bind (&Session::auto_loop_changed, this, location));
1589 location->EndChanged.connect_same_thread (loop_connections, boost::bind (&Session::auto_loop_changed, this, location));
1590 location->Changed.connect_same_thread (loop_connections, boost::bind (&Session::auto_loop_changed, this, location));
1591 location->FlagsChanged.connect_same_thread (loop_connections, boost::bind (&Session::auto_loop_changed, this, location));
1593 location->set_auto_loop (true, this);
1595 if (Config->get_loop_is_mode() && play_loop && Config->get_seamless_loop()) {
1596 // set all tracks to use internal looping
1597 boost::shared_ptr<RouteList> rl = routes.reader ();
1598 for (RouteList::iterator i = rl->begin(); i != rl->end(); ++i) {
1599 boost::shared_ptr<Track> tr = boost::dynamic_pointer_cast<Track> (*i);
1600 if (tr && !tr->hidden()) {
1601 tr->set_loop (location);
1606 /* take care of our stuff first */
1608 auto_loop_changed (location);
1610 /* now tell everyone else */
1612 auto_loop_location_changed (location);
1616 Session::update_marks (Location*)
1622 Session::update_skips (Location* loc, bool consolidate)
1624 if (_ignore_skips_updates) {
1628 Locations::LocationList skips;
1631 PBD::Unwinder<bool> uw (_ignore_skips_updates, true);
1632 consolidate_skips (loc);
1635 sync_locations_to_skips ();
1641 Session::consolidate_skips (Location* loc)
1643 Locations::LocationList all_locations = _locations->list ();
1645 for (Locations::LocationList::iterator l = all_locations.begin(); l != all_locations.end(); ) {
1647 if (!(*l)->is_skip ()) {
1652 /* don't test against self */
1659 switch (Evoral::coverage ((*l)->start(), (*l)->end(), loc->start(), loc->end())) {
1660 case Evoral::OverlapInternal:
1661 case Evoral::OverlapExternal:
1662 case Evoral::OverlapStart:
1663 case Evoral::OverlapEnd:
1664 /* adjust new location to cover existing one */
1665 loc->set_start (min (loc->start(), (*l)->start()));
1666 loc->set_end (max (loc->end(), (*l)->end()));
1667 /* we don't need this one any more */
1668 _locations->remove (*l);
1669 /* the location has been deleted, so remove reference to it in our local list */
1670 l = all_locations.erase (l);
1673 case Evoral::OverlapNone:
1681 Session::sync_locations_to_skips ()
1683 /* This happens asynchronously (in the audioengine thread). After the clear is done, we will call
1684 * Session::_sync_locations_to_skips() from the audioengine thread.
1686 clear_events (SessionEvent::Skip, boost::bind (&Session::_sync_locations_to_skips, this));
1690 Session::_sync_locations_to_skips ()
1692 /* called as a callback after existing Skip events have been cleared from a realtime audioengine thread */
1694 Locations::LocationList const & locs (_locations->list());
1696 for (Locations::LocationList::const_iterator i = locs.begin(); i != locs.end(); ++i) {
1698 Location* location = *i;
1700 if (location->is_skip() && location->is_skipping()) {
1701 SessionEvent* ev = new SessionEvent (SessionEvent::Skip, SessionEvent::Add, location->start(), location->end(), 1.0);
1709 Session::location_added (Location *location)
1711 if (location->is_auto_punch()) {
1712 set_auto_punch_location (location);
1715 if (location->is_auto_loop()) {
1716 set_auto_loop_location (location);
1719 if (location->is_session_range()) {
1720 /* no need for any signal handling or event setting with the session range,
1721 because we keep a direct reference to it and use its start/end directly.
1723 _session_range_location = location;
1726 if (location->is_mark()) {
1727 /* listen for per-location signals that require us to do any * global updates for marks */
1729 location->StartChanged.connect_same_thread (skip_update_connections, boost::bind (&Session::update_marks, this, location));
1730 location->EndChanged.connect_same_thread (skip_update_connections, boost::bind (&Session::update_marks, this, location));
1731 location->Changed.connect_same_thread (skip_update_connections, boost::bind (&Session::update_marks, this, location));
1732 location->FlagsChanged.connect_same_thread (skip_update_connections, boost::bind (&Session::update_marks, this, location));
1735 if (location->is_skip()) {
1736 /* listen for per-location signals that require us to update skip-locate events */
1738 location->StartChanged.connect_same_thread (skip_update_connections, boost::bind (&Session::update_skips, this, location, true));
1739 location->EndChanged.connect_same_thread (skip_update_connections, boost::bind (&Session::update_skips, this, location, true));
1740 location->Changed.connect_same_thread (skip_update_connections, boost::bind (&Session::update_skips, this, location, true));
1741 location->FlagsChanged.connect_same_thread (skip_update_connections, boost::bind (&Session::update_skips, this, location, false));
1743 update_skips (location, true);
1750 Session::location_removed (Location *location)
1752 if (location->is_auto_loop()) {
1753 set_auto_loop_location (0);
1754 set_track_loop (false);
1757 if (location->is_auto_punch()) {
1758 set_auto_punch_location (0);
1761 if (location->is_session_range()) {
1762 /* this is never supposed to happen */
1763 error << _("programming error: session range removed!") << endl;
1766 if (location->is_skip()) {
1768 update_skips (location, false);
1775 Session::locations_changed ()
1777 _locations->apply (*this, &Session::_locations_changed);
1781 Session::_locations_changed (const Locations::LocationList& locations)
1783 /* There was some mass-change in the Locations object.
1785 We might be re-adding a location here but it doesn't actually matter
1786 for all the locations that the Session takes an interest in.
1790 PBD::Unwinder<bool> protect_ignore_skip_updates (_ignore_skips_updates, true);
1791 for (Locations::LocationList::const_iterator i = locations.begin(); i != locations.end(); ++i) {
1792 location_added (*i);
1796 update_skips (NULL, false);
1800 Session::enable_record ()
1802 if (_transport_speed != 0.0 && _transport_speed != 1.0) {
1803 /* no recording at anything except normal speed */
1808 RecordState rs = (RecordState) g_atomic_int_get (&_record_status);
1810 if (rs == Recording) {
1814 if (g_atomic_int_compare_and_exchange (&_record_status, rs, Recording)) {
1816 _last_record_location = _transport_frame;
1817 send_immediate_mmc (MIDI::MachineControlCommand (MIDI::MachineControl::cmdRecordStrobe));
1819 if (Config->get_monitoring_model() == HardwareMonitoring && config.get_auto_input()) {
1820 set_track_monitor_input_status (true);
1823 RecordStateChanged ();
1830 Session::disable_record (bool rt_context, bool force)
1834 if ((rs = (RecordState) g_atomic_int_get (&_record_status)) != Disabled) {
1836 if (!Config->get_latched_record_enable () || force) {
1837 g_atomic_int_set (&_record_status, Disabled);
1838 send_immediate_mmc (MIDI::MachineControlCommand (MIDI::MachineControl::cmdRecordExit));
1840 if (rs == Recording) {
1841 g_atomic_int_set (&_record_status, Enabled);
1845 if (Config->get_monitoring_model() == HardwareMonitoring && config.get_auto_input()) {
1846 set_track_monitor_input_status (false);
1849 RecordStateChanged (); /* emit signal */
1852 remove_pending_capture_state ();
1858 Session::step_back_from_record ()
1860 if (g_atomic_int_compare_and_exchange (&_record_status, Recording, Enabled)) {
1862 if (Config->get_monitoring_model() == HardwareMonitoring && config.get_auto_input()) {
1863 set_track_monitor_input_status (false);
1866 RecordStateChanged (); /* emit signal */
1871 Session::maybe_enable_record ()
1873 if (_step_editors > 0) {
1877 g_atomic_int_set (&_record_status, Enabled);
1879 /* This function is currently called from somewhere other than an RT thread.
1880 This save_state() call therefore doesn't impact anything. Doing it here
1881 means that we save pending state of which sources the next record will use,
1882 which gives us some chance of recovering from a crash during the record.
1885 save_state ("", true);
1887 if (_transport_speed) {
1888 if (!config.get_punch_in()) {
1892 send_immediate_mmc (MIDI::MachineControlCommand (MIDI::MachineControl::cmdRecordPause));
1893 RecordStateChanged (); /* EMIT SIGNAL */
1900 Session::audible_frame () const
1906 offset = worst_playback_latency ();
1908 if (synced_to_engine()) {
1909 /* Note: this is basically just sync-to-JACK */
1910 tf = _engine.transport_frame();
1912 tf = _transport_frame;
1917 if (!non_realtime_work_pending()) {
1921 /* Check to see if we have passed the first guaranteed
1922 audible frame past our last start position. if not,
1923 return that last start point because in terms
1924 of audible frames, we have not moved yet.
1926 `Start position' in this context means the time we last
1927 either started, located, or changed transport direction.
1930 if (_transport_speed > 0.0f) {
1932 if (!play_loop || !have_looped) {
1933 if (tf < _last_roll_or_reversal_location + offset) {
1934 return _last_roll_or_reversal_location;
1942 } else if (_transport_speed < 0.0f) {
1944 /* XXX wot? no backward looping? */
1946 if (tf > _last_roll_or_reversal_location - offset) {
1947 return _last_roll_or_reversal_location;
1959 Session::set_frame_rate (framecnt_t frames_per_second)
1961 /** \fn void Session::set_frame_size(framecnt_t)
1962 the AudioEngine object that calls this guarantees
1963 that it will not be called while we are also in
1964 ::process(). Its fine to do things that block
1968 _base_frame_rate = frames_per_second;
1969 _nominal_frame_rate = frames_per_second;
1974 reset_write_sources (false);
1976 // XXX we need some equivalent to this, somehow
1977 // SndFileSource::setup_standard_crossfades (frames_per_second);
1981 /* XXX need to reset/reinstantiate all LADSPA plugins */
1985 Session::set_block_size (pframes_t nframes)
1987 /* the AudioEngine guarantees
1988 that it will not be called while we are also in
1989 ::process(). It is therefore fine to do things that block
1994 current_block_size = nframes;
1998 boost::shared_ptr<RouteList> r = routes.reader ();
2000 for (RouteList::iterator i = r->begin(); i != r->end(); ++i) {
2001 (*i)->set_block_size (nframes);
2004 boost::shared_ptr<RouteList> rl = routes.reader ();
2005 for (RouteList::iterator i = rl->begin(); i != rl->end(); ++i) {
2006 boost::shared_ptr<Track> tr = boost::dynamic_pointer_cast<Track> (*i);
2008 tr->set_block_size (nframes);
2012 set_worst_io_latencies ();
2018 trace_terminal (boost::shared_ptr<Route> r1, boost::shared_ptr<Route> rbase)
2020 boost::shared_ptr<Route> r2;
2022 if (r1->feeds (rbase) && rbase->feeds (r1)) {
2023 info << string_compose(_("feedback loop setup between %1 and %2"), r1->name(), rbase->name()) << endmsg;
2027 /* make a copy of the existing list of routes that feed r1 */
2029 Route::FedBy existing (r1->fed_by());
2031 /* for each route that feeds r1, recurse, marking it as feeding
2035 for (Route::FedBy::iterator i = existing.begin(); i != existing.end(); ++i) {
2036 if (!(r2 = i->r.lock ())) {
2037 /* (*i) went away, ignore it */
2041 /* r2 is a route that feeds r1 which somehow feeds base. mark
2042 base as being fed by r2
2045 rbase->add_fed_by (r2, i->sends_only);
2049 /* 2nd level feedback loop detection. if r1 feeds or is fed by r2,
2053 if (r1->feeds (r2) && r2->feeds (r1)) {
2057 /* now recurse, so that we can mark base as being fed by
2058 all routes that feed r2
2061 trace_terminal (r2, rbase);
2068 Session::resort_routes ()
2070 /* don't do anything here with signals emitted
2071 by Routes during initial setup or while we
2072 are being destroyed.
2075 if (_state_of_the_state & (InitialConnecting | Deletion)) {
2079 if (_route_deletion_in_progress) {
2084 RCUWriter<RouteList> writer (routes);
2085 boost::shared_ptr<RouteList> r = writer.get_copy ();
2086 resort_routes_using (r);
2087 /* writer goes out of scope and forces update */
2091 boost::shared_ptr<RouteList> rl = routes.reader ();
2092 for (RouteList::iterator i = rl->begin(); i != rl->end(); ++i) {
2093 DEBUG_TRACE (DEBUG::Graph, string_compose ("%1 fed by ...\n", (*i)->name()));
2095 const Route::FedBy& fb ((*i)->fed_by());
2097 for (Route::FedBy::const_iterator f = fb.begin(); f != fb.end(); ++f) {
2098 boost::shared_ptr<Route> sf = f->r.lock();
2100 DEBUG_TRACE (DEBUG::Graph, string_compose ("\t%1 (sends only ? %2)\n", sf->name(), f->sends_only));
2108 /** This is called whenever we need to rebuild the graph of how we will process
2110 * @param r List of routes, in any order.
2114 Session::resort_routes_using (boost::shared_ptr<RouteList> r)
2116 /* We are going to build a directed graph of our routes;
2117 this is where the edges of that graph are put.
2122 /* Go through all routes doing two things:
2124 * 1. Collect the edges of the route graph. Each of these edges
2125 * is a pair of routes, one of which directly feeds the other
2126 * either by a JACK connection or by an internal send.
2128 * 2. Begin the process of making routes aware of which other
2129 * routes directly or indirectly feed them. This information
2130 * is used by the solo code.
2133 for (RouteList::iterator i = r->begin(); i != r->end(); ++i) {
2135 /* Clear out the route's list of direct or indirect feeds */
2136 (*i)->clear_fed_by ();
2138 for (RouteList::iterator j = r->begin(); j != r->end(); ++j) {
2140 bool via_sends_only;
2142 /* See if this *j feeds *i according to the current state of the JACK
2143 connections and internal sends.
2145 if ((*j)->direct_feeds_according_to_reality (*i, &via_sends_only)) {
2146 /* add the edge to the graph (part #1) */
2147 edges.add (*j, *i, via_sends_only);
2148 /* tell the route (for part #2) */
2149 (*i)->add_fed_by (*j, via_sends_only);
2154 /* Attempt a topological sort of the route graph */
2155 boost::shared_ptr<RouteList> sorted_routes = topological_sort (r, edges);
2157 if (sorted_routes) {
2158 /* We got a satisfactory topological sort, so there is no feedback;
2161 Note: the process graph rechain does not require a
2162 topologically-sorted list, but hey ho.
2164 if (_process_graph) {
2165 _process_graph->rechain (sorted_routes, edges);
2168 _current_route_graph = edges;
2170 /* Complete the building of the routes' lists of what directly
2171 or indirectly feeds them.
2173 for (RouteList::iterator i = r->begin(); i != r->end(); ++i) {
2174 trace_terminal (*i, *i);
2177 *r = *sorted_routes;
2180 DEBUG_TRACE (DEBUG::Graph, "Routes resorted, order follows:\n");
2181 for (RouteList::iterator i = r->begin(); i != r->end(); ++i) {
2182 DEBUG_TRACE (DEBUG::Graph, string_compose ("\t%1 signal order %2\n",
2183 (*i)->name(), (*i)->order_key ()));
2187 SuccessfulGraphSort (); /* EMIT SIGNAL */
2190 /* The topological sort failed, so we have a problem. Tell everyone
2191 and stick to the old graph; this will continue to be processed, so
2192 until the feedback is fixed, what is played back will not quite
2193 reflect what is actually connected. Note also that we do not
2194 do trace_terminal here, as it would fail due to an endless recursion,
2195 so the solo code will think that everything is still connected
2199 FeedbackDetected (); /* EMIT SIGNAL */
2204 /** Find a route name starting with \a base, maybe followed by the
2205 * lowest \a id. \a id will always be added if \a definitely_add_number
2206 * is true on entry; otherwise it will only be added if required
2207 * to make the name unique.
2209 * Names are constructed like e.g. "Audio 3" for base="Audio" and id=3.
2210 * The available route name with the lowest ID will be used, and \a id
2211 * will be set to the ID.
2213 * \return false if a route name could not be found, and \a track_name
2214 * and \a id do not reflect a free route name.
2217 Session::find_route_name (string const & base, uint32_t& id, string& name, bool definitely_add_number)
2219 /* the base may conflict with ports that do not belong to existing
2220 routes, but hidden objects like the click track. So check port names
2221 before anything else.
2224 for (vector<string>::const_iterator reserved = reserved_io_names.begin(); reserved != reserved_io_names.end(); ++reserved) {
2225 if (base == *reserved) {
2226 /* Check if this reserved name already exists, and if
2227 so, disallow it without a numeric suffix.
2229 if (route_by_name (*reserved)) {
2230 definitely_add_number = true;
2239 if (!definitely_add_number && route_by_name (base) == 0) {
2240 /* juse use the base */
2246 name = string_compose ("%1 %2", base, id);
2248 if (route_by_name (name) == 0) {
2254 } while (id < (UINT_MAX-1));
2259 /** Count the total ins and outs of all non-hidden tracks in the session and return them in in and out */
2261 Session::count_existing_track_channels (ChanCount& in, ChanCount& out)
2263 in = ChanCount::ZERO;
2264 out = ChanCount::ZERO;
2266 boost::shared_ptr<RouteList> r = routes.reader ();
2268 for (RouteList::iterator i = r->begin(); i != r->end(); ++i) {
2269 boost::shared_ptr<Track> tr = boost::dynamic_pointer_cast<Track> (*i);
2270 if (tr && !tr->is_auditioner()) {
2271 in += tr->n_inputs();
2272 out += tr->n_outputs();
2278 Session::default_track_name_pattern (DataType t)
2281 case DataType::AUDIO:
2282 if (Profile->get_trx()) {
2289 case DataType::MIDI:
2296 /** Caller must not hold process lock
2297 * @param name_template string to use for the start of the name, or "" to use "MIDI".
2298 * @param instrument plugin info for the instrument to insert pre-fader, if any
2300 list<boost::shared_ptr<MidiTrack> >
2301 Session::new_midi_track (const ChanCount& input, const ChanCount& output, boost::shared_ptr<PluginInfo> instrument,
2302 TrackMode mode, RouteGroup* route_group, uint32_t how_many, string name_template)
2305 uint32_t track_id = 0;
2307 RouteList new_routes;
2308 list<boost::shared_ptr<MidiTrack> > ret;
2310 const string name_pattern = default_track_name_pattern (DataType::MIDI);
2311 bool const use_number = (how_many != 1) || name_template.empty () || (name_template == name_pattern);
2314 if (!find_route_name (name_template.empty() ? _("MIDI") : name_template, ++track_id, track_name, use_number)) {
2315 error << "cannot find name for new midi track" << endmsg;
2319 boost::shared_ptr<MidiTrack> track;
2322 track.reset (new MidiTrack (*this, track_name, Route::Flag (0), mode));
2324 if (track->init ()) {
2328 track->use_new_diskstream();
2330 #ifdef BOOST_SP_ENABLE_DEBUG_HOOKS
2331 // boost_debug_shared_ptr_mark_interesting (track.get(), "Track");
2334 Glib::Threads::Mutex::Lock lm (AudioEngine::instance()->process_lock ());
2335 if (track->input()->ensure_io (input, false, this)) {
2336 error << "cannot configure " << input << " out configuration for new midi track" << endmsg;
2340 if (track->output()->ensure_io (output, false, this)) {
2341 error << "cannot configure " << output << " out configuration for new midi track" << endmsg;
2346 track->non_realtime_input_change();
2349 route_group->add (track);
2352 track->DiskstreamChanged.connect_same_thread (*this, boost::bind (&Session::resort_routes, this));
2354 if (Config->get_remote_model() == UserOrdered) {
2355 track->set_remote_control_id (next_control_id());
2358 new_routes.push_back (track);
2359 ret.push_back (track);
2361 RouteAddedOrRemoved (true); /* EMIT SIGNAL */
2364 catch (failed_constructor &err) {
2365 error << _("Session: could not create new midi track.") << endmsg;
2369 catch (AudioEngine::PortRegistrationFailure& pfe) {
2371 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;
2379 if (!new_routes.empty()) {
2380 StateProtector sp (this);
2381 if (Profile->get_trx()) {
2382 add_routes (new_routes, false, false, false);
2384 add_routes (new_routes, true, true, false);
2388 for (RouteList::iterator r = new_routes.begin(); r != new_routes.end(); ++r) {
2389 PluginPtr plugin = instrument->load (*this);
2390 boost::shared_ptr<Processor> p (new PluginInsert (*this, plugin));
2391 (*r)->add_processor (p, PreFader);
2401 Session::midi_output_change_handler (IOChange change, void * /*src*/, boost::weak_ptr<Route> wmt)
2403 boost::shared_ptr<Route> midi_track (wmt.lock());
2409 if ((change.type & IOChange::ConfigurationChanged) && Config->get_output_auto_connect() != ManualConnect) {
2411 if (change.after.n_audio() <= change.before.n_audio()) {
2415 /* new audio ports: make sure the audio goes somewhere useful,
2416 unless the user has no-auto-connect selected.
2418 The existing ChanCounts don't matter for this call as they are only
2419 to do with matching input and output indices, and we are only changing
2425 auto_connect_route (midi_track, dummy, dummy, false, false, ChanCount(), change.before);
2429 /** @param connect_inputs true to connect inputs as well as outputs, false to connect just outputs.
2430 * @param input_start Where to start from when auto-connecting inputs; e.g. if this is 0, auto-connect starting from input 0.
2431 * @param output_start As \a input_start, but for outputs.
2434 Session::auto_connect_route (boost::shared_ptr<Route> route, ChanCount& existing_inputs, ChanCount& existing_outputs,
2435 bool with_lock, bool connect_inputs, ChanCount input_start, ChanCount output_start)
2437 if (!IO::connecting_legal) {
2441 Glib::Threads::Mutex::Lock lm (AudioEngine::instance()->process_lock (), Glib::Threads::NOT_LOCK);
2447 /* If both inputs and outputs are auto-connected to physical ports,
2448 use the max of input and output offsets to ensure auto-connected
2449 port numbers always match up (e.g. the first audio input and the
2450 first audio output of the route will have the same physical
2451 port number). Otherwise just use the lowest input or output
2455 DEBUG_TRACE (DEBUG::Graph,
2456 string_compose("Auto-connect: existing in = %1 out = %2\n",
2457 existing_inputs, existing_outputs));
2459 const bool in_out_physical =
2460 (Config->get_input_auto_connect() & AutoConnectPhysical)
2461 && (Config->get_output_auto_connect() & AutoConnectPhysical)
2464 const ChanCount in_offset = in_out_physical
2465 ? ChanCount::max(existing_inputs, existing_outputs)
2468 const ChanCount out_offset = in_out_physical
2469 ? ChanCount::max(existing_inputs, existing_outputs)
2472 for (DataType::iterator t = DataType::begin(); t != DataType::end(); ++t) {
2473 vector<string> physinputs;
2474 vector<string> physoutputs;
2476 _engine.get_physical_outputs (*t, physoutputs);
2477 _engine.get_physical_inputs (*t, physinputs);
2479 if (!physinputs.empty() && connect_inputs) {
2480 uint32_t nphysical_in = physinputs.size();
2482 DEBUG_TRACE (DEBUG::Graph,
2483 string_compose("There are %1 physical inputs of type %2\n",
2486 for (uint32_t i = input_start.get(*t); i < route->n_inputs().get(*t) && i < nphysical_in; ++i) {
2489 if (Config->get_input_auto_connect() & AutoConnectPhysical) {
2490 DEBUG_TRACE (DEBUG::Graph,
2491 string_compose("Get index %1 + %2 % %3 = %4\n",
2492 in_offset.get(*t), i, nphysical_in,
2493 (in_offset.get(*t) + i) % nphysical_in));
2494 port = physinputs[(in_offset.get(*t) + i) % nphysical_in];
2497 DEBUG_TRACE (DEBUG::Graph,
2498 string_compose("Connect route %1 IN to %2\n",
2499 route->name(), port));
2501 if (!port.empty() && route->input()->connect (route->input()->ports().port(*t, i), port, this)) {
2505 ChanCount one_added (*t, 1);
2506 existing_inputs += one_added;
2510 if (!physoutputs.empty()) {
2511 uint32_t nphysical_out = physoutputs.size();
2512 for (uint32_t i = output_start.get(*t); i < route->n_outputs().get(*t); ++i) {
2516 * do not create new connections if we reached the limit of physical outputs
2520 if (!(Config->get_output_auto_connect() & AutoConnectMaster) &&
2521 ARDOUR::Profile->get_trx () &&
2522 existing_outputs.get(*t) == nphysical_out ) {
2526 if ((*t) == DataType::MIDI && (Config->get_output_auto_connect() & AutoConnectPhysical)) {
2527 port = physoutputs[(out_offset.get(*t) + i) % nphysical_out];
2528 } else if ((*t) == DataType::AUDIO && (Config->get_output_auto_connect() & AutoConnectMaster)) {
2529 /* master bus is audio only */
2530 if (_master_out && _master_out->n_inputs().get(*t) > 0) {
2531 port = _master_out->input()->ports().port(*t,
2532 i % _master_out->input()->n_ports().get(*t))->name();
2536 DEBUG_TRACE (DEBUG::Graph,
2537 string_compose("Connect route %1 OUT to %2\n",
2538 route->name(), port));
2540 if (!port.empty() && route->output()->connect (route->output()->ports().port(*t, i), port, this)) {
2544 ChanCount one_added (*t, 1);
2545 existing_outputs += one_added;
2551 #ifdef USE_TRACKS_CODE_FEATURES
2554 compare_routes_by_remote_id (const boost::shared_ptr<Route>& route1, const boost::shared_ptr<Route>& route2)
2556 return route1->remote_control_id() < route2->remote_control_id();
2560 Session::reconnect_existing_routes (bool withLock, bool reconnect_master, bool reconnect_inputs, bool reconnect_outputs)
2562 // it is not allowed to perform connection
2563 if (!IO::connecting_legal) {
2567 // if we are deleting routes we will call this once at the end
2568 if (_route_deletion_in_progress) {
2572 Glib::Threads::Mutex::Lock lm (AudioEngine::instance()->process_lock (), Glib::Threads::NOT_LOCK);
2578 // We need to disconnect the route's inputs and outputs first
2579 // basing on autoconnect configuration
2580 bool reconnectIputs = !(Config->get_input_auto_connect() & ManualConnect) && reconnect_inputs;
2581 bool reconnectOutputs = !(Config->get_output_auto_connect() & ManualConnect) && reconnect_outputs;
2583 ChanCount existing_inputs;
2584 ChanCount existing_outputs;
2585 count_existing_track_channels (existing_inputs, existing_outputs);
2587 //ChanCount inputs = ChanCount::ZERO;
2588 //ChanCount outputs = ChanCount::ZERO;
2590 RouteList existing_routes = *routes.reader ();
2591 existing_routes.sort (compare_routes_by_remote_id);
2594 PBD::Unwinder<bool> protect_ignore_changes (_reconnecting_routes_in_progress, true);
2596 vector<string> physinputs;
2597 vector<string> physoutputs;
2599 EngineStateController::instance()->get_physical_audio_outputs(physoutputs);
2600 EngineStateController::instance()->get_physical_audio_inputs(physinputs);
2602 uint32_t input_n = 0;
2603 uint32_t output_n = 0;
2604 RouteList::iterator rIter = existing_routes.begin();
2605 const AutoConnectOption current_input_auto_connection (Config->get_input_auto_connect());
2606 const AutoConnectOption current_output_auto_connection (Config->get_output_auto_connect());
2607 for (; rIter != existing_routes.end(); ++rIter) {
2608 if (*rIter == _master_out || *rIter == _monitor_out ) {
2612 if (current_output_auto_connection == AutoConnectPhysical) {
2613 (*rIter)->amp()->deactivate();
2614 } else if (current_output_auto_connection == AutoConnectMaster) {
2615 (*rIter)->amp()->activate();
2618 if (reconnectIputs) {
2619 (*rIter)->input()->disconnect (this); //GZ: check this; could be heavy
2621 for (uint32_t route_input_n = 0; route_input_n < (*rIter)->n_inputs().get(DataType::AUDIO); ++route_input_n) {
2623 if (current_input_auto_connection & AutoConnectPhysical) {
2625 if ( input_n == physinputs.size() ) {
2629 string port = physinputs[input_n];
2631 if (port.empty() ) {
2632 error << "Physical Input number "<< input_n << " is unavailable and cannot be connected" << endmsg;
2635 //GZ: check this; could be heavy
2636 (*rIter)->input()->connect ((*rIter)->input()->ports().port(DataType::AUDIO, route_input_n), port, this);
2642 if (reconnectOutputs) {
2644 //normalize route ouptuts: reduce the amount outputs to be equal to the amount of inputs
2645 if (current_output_auto_connection & AutoConnectPhysical) {
2647 //GZ: check this; could be heavy
2648 (*rIter)->output()->disconnect (this);
2649 size_t route_inputs_count = (*rIter)->n_inputs().get(DataType::AUDIO);
2651 //GZ: check this; could be heavy
2652 (*rIter)->output()->ensure_io(ChanCount(DataType::AUDIO, route_inputs_count), false, this );
2654 } else if (current_output_auto_connection & AutoConnectMaster){
2656 if (!reconnect_master) {
2660 //GZ: check this; could be heavy
2661 (*rIter)->output()->disconnect (this);
2664 uint32_t master_inputs_count = _master_out->n_inputs().get(DataType::AUDIO);
2665 (*rIter)->output()->ensure_io(ChanCount(DataType::AUDIO, master_inputs_count), false, this );
2667 error << error << "Master bus is not available" << endmsg;
2672 for (uint32_t route_output_n = 0; route_output_n < (*rIter)->n_outputs().get(DataType::AUDIO); ++route_output_n) {
2673 if (current_output_auto_connection & AutoConnectPhysical) {
2675 if ( output_n == physoutputs.size() ) {
2679 string port = physoutputs[output_n];
2681 if (port.empty() ) {
2682 error << "Physical Output number "<< output_n << " is unavailable and cannot be connected" << endmsg;
2685 //GZ: check this; could be heavy
2686 (*rIter)->output()->connect ((*rIter)->output()->ports().port(DataType::AUDIO, route_output_n), port, this);
2689 } else if (current_output_auto_connection & AutoConnectMaster) {
2691 if ( route_output_n == _master_out->n_inputs().get(DataType::AUDIO) ) {
2695 // connect to master bus
2696 string port = _master_out->input()->ports().port(DataType::AUDIO, route_output_n)->name();
2698 if (port.empty() ) {
2699 error << "MasterBus Input number "<< route_output_n << " is unavailable and cannot be connected" << endmsg;
2703 //GZ: check this; could be heavy
2704 (*rIter)->output()->connect ((*rIter)->output()->ports().port(DataType::AUDIO, route_output_n), port, this);
2710 //auto_connect_route (*rIter, inputs, outputs, false, reconnectIputs);
2713 _master_out->output()->disconnect (this);
2714 auto_connect_master_bus ();
2719 session_routes_reconnected (); /* EMIT SIGNAL */
2723 Session::reconnect_midi_scene_ports(bool inputs)
2727 boost::shared_ptr<MidiPort> scene_in_ptr = scene_in();
2729 scene_in_ptr->disconnect_all ();
2731 std::vector<EngineStateController::MidiPortState> midi_port_states;
2732 EngineStateController::instance()->get_physical_midi_input_states (midi_port_states);
2734 std::vector<EngineStateController::MidiPortState>::iterator state_iter = midi_port_states.begin();
2736 for (; state_iter != midi_port_states.end(); ++state_iter) {
2737 if (state_iter->active && state_iter->available && state_iter->scene_connected) {
2738 scene_in_ptr->connect (state_iter->name);
2745 boost::shared_ptr<MidiPort> scene_out_ptr = scene_out();
2747 if (scene_out_ptr ) {
2748 scene_out_ptr->disconnect_all ();
2750 std::vector<EngineStateController::MidiPortState> midi_port_states;
2751 EngineStateController::instance()->get_physical_midi_output_states (midi_port_states);
2753 std::vector<EngineStateController::MidiPortState>::iterator state_iter = midi_port_states.begin();
2755 for (; state_iter != midi_port_states.end(); ++state_iter) {
2756 if (state_iter->active && state_iter->available && state_iter->scene_connected) {
2757 scene_out_ptr->connect (state_iter->name);
2765 Session::reconnect_mtc_ports ()
2767 boost::shared_ptr<MidiPort> mtc_in_ptr = _midi_ports->mtc_input_port();
2773 mtc_in_ptr->disconnect_all ();
2775 std::vector<EngineStateController::MidiPortState> midi_port_states;
2776 EngineStateController::instance()->get_physical_midi_input_states (midi_port_states);
2778 std::vector<EngineStateController::MidiPortState>::iterator state_iter = midi_port_states.begin();
2780 for (; state_iter != midi_port_states.end(); ++state_iter) {
2781 if (state_iter->available && state_iter->mtc_in) {
2782 mtc_in_ptr->connect (state_iter->name);
2786 if (!_midi_ports->mtc_input_port ()->connected () &&
2787 config.get_external_sync () &&
2788 (Config->get_sync_source () == MTC) ) {
2789 config.set_external_sync (false);
2792 if ( ARDOUR::Profile->get_trx () ) {
2793 // Tracks need this signal to update timecode_source_dropdown
2794 MtcOrLtcInputPortChanged (); //emit signal
2799 Session::reconnect_mmc_ports(bool inputs)
2801 if (inputs ) { // get all enabled midi input ports
2803 boost::shared_ptr<MidiPort> mmc_in_ptr = _midi_ports->mmc_in();
2805 mmc_in_ptr->disconnect_all ();
2806 std::vector<std::string> enabled_midi_inputs;
2807 EngineStateController::instance()->get_physical_midi_inputs (enabled_midi_inputs);
2809 std::vector<std::string>::iterator port_iter = enabled_midi_inputs.begin();
2811 for (; port_iter != enabled_midi_inputs.end(); ++port_iter) {
2812 mmc_in_ptr->connect (*port_iter);
2816 } else { // get all enabled midi output ports
2818 boost::shared_ptr<MidiPort> mmc_out_ptr = _midi_ports->mmc_out();
2820 mmc_out_ptr->disconnect_all ();
2821 std::vector<std::string> enabled_midi_outputs;
2822 EngineStateController::instance()->get_physical_midi_outputs (enabled_midi_outputs);
2824 std::vector<std::string>::iterator port_iter = enabled_midi_outputs.begin();
2826 for (; port_iter != enabled_midi_outputs.end(); ++port_iter) {
2827 mmc_out_ptr->connect (*port_iter);
2835 /** Caller must not hold process lock
2836 * @param name_template string to use for the start of the name, or "" to use "Audio".
2838 list< boost::shared_ptr<AudioTrack> >
2839 Session::new_audio_track (int input_channels, int output_channels, TrackMode mode, RouteGroup* route_group,
2840 uint32_t how_many, string name_template)
2843 uint32_t track_id = 0;
2845 RouteList new_routes;
2846 list<boost::shared_ptr<AudioTrack> > ret;
2848 const string name_pattern = default_track_name_pattern (DataType::AUDIO);
2849 bool const use_number = (how_many != 1) || name_template.empty () || (name_template == name_pattern);
2853 if (!find_route_name (name_template.empty() ? _(name_pattern.c_str()) : name_template, ++track_id, track_name, use_number)) {
2854 error << "cannot find name for new audio track" << endmsg;
2858 boost::shared_ptr<AudioTrack> track;
2861 track.reset (new AudioTrack (*this, track_name, Route::Flag (0), mode));
2863 if (track->init ()) {
2867 if (ARDOUR::Profile->get_trx ()) {
2868 // TRACKS considers it's not a USE CASE, it's
2869 // a piece of behavior of the session model:
2871 // Gain for a newly created route depends on
2872 // the current output_auto_connect mode:
2874 // 0 for Stereo Out mode
2876 if (Config->get_output_auto_connect() & AutoConnectMaster) {
2877 track->set_gain (dB_to_coefficient (0), 0);
2881 track->use_new_diskstream();
2883 #ifdef BOOST_SP_ENABLE_DEBUG_HOOKS
2884 // boost_debug_shared_ptr_mark_interesting (track.get(), "Track");
2887 Glib::Threads::Mutex::Lock lm (AudioEngine::instance()->process_lock ());
2889 if (track->input()->ensure_io (ChanCount(DataType::AUDIO, input_channels), false, this)) {
2890 error << string_compose (
2891 _("cannot configure %1 in/%2 out configuration for new audio track"),
2892 input_channels, output_channels)
2897 if (track->output()->ensure_io (ChanCount(DataType::AUDIO, output_channels), false, this)) {
2898 error << string_compose (
2899 _("cannot configure %1 in/%2 out configuration for new audio track"),
2900 input_channels, output_channels)
2907 route_group->add (track);
2910 track->non_realtime_input_change();
2912 track->DiskstreamChanged.connect_same_thread (*this, boost::bind (&Session::resort_routes, this));
2913 if (Config->get_remote_model() == UserOrdered) {
2914 track->set_remote_control_id (next_control_id());
2917 new_routes.push_back (track);
2918 ret.push_back (track);
2920 RouteAddedOrRemoved (true); /* EMIT SIGNAL */
2923 catch (failed_constructor &err) {
2924 error << _("Session: could not create new audio track.") << endmsg;
2928 catch (AudioEngine::PortRegistrationFailure& pfe) {
2930 error << pfe.what() << endmsg;
2938 if (!new_routes.empty()) {
2939 StateProtector sp (this);
2940 if (Profile->get_trx()) {
2941 add_routes (new_routes, false, false, false);
2943 add_routes (new_routes, true, true, false);
2950 /** Caller must not hold process lock.
2951 * @param name_template string to use for the start of the name, or "" to use "Bus".
2954 Session::new_audio_route (int input_channels, int output_channels, RouteGroup* route_group, uint32_t how_many, string name_template)
2957 uint32_t bus_id = 0;
2961 bool const use_number = (how_many != 1) || name_template.empty () || name_template == _("Bus");
2964 if (!find_route_name (name_template.empty () ? _("Bus") : name_template, ++bus_id, bus_name, use_number)) {
2965 error << "cannot find name for new audio bus" << endmsg;
2970 boost::shared_ptr<Route> bus (new Route (*this, bus_name, Route::Flag(0), DataType::AUDIO));
2976 #ifdef BOOST_SP_ENABLE_DEBUG_HOOKS
2977 // boost_debug_shared_ptr_mark_interesting (bus.get(), "Route");
2980 Glib::Threads::Mutex::Lock lm (AudioEngine::instance()->process_lock ());
2982 if (bus->input()->ensure_io (ChanCount(DataType::AUDIO, input_channels), false, this)) {
2983 error << string_compose (_("cannot configure %1 in/%2 out configuration for new audio track"),
2984 input_channels, output_channels)
2990 if (bus->output()->ensure_io (ChanCount(DataType::AUDIO, output_channels), false, this)) {
2991 error << string_compose (_("cannot configure %1 in/%2 out configuration for new audio track"),
2992 input_channels, output_channels)
2999 route_group->add (bus);
3001 if (Config->get_remote_model() == UserOrdered) {
3002 bus->set_remote_control_id (next_control_id());
3005 bus->add_internal_return ();
3007 ret.push_back (bus);
3009 RouteAddedOrRemoved (true); /* EMIT SIGNAL */
3015 catch (failed_constructor &err) {
3016 error << _("Session: could not create new audio route.") << endmsg;
3020 catch (AudioEngine::PortRegistrationFailure& pfe) {
3021 error << pfe.what() << endmsg;
3031 StateProtector sp (this);
3032 if (Profile->get_trx()) {
3033 add_routes (ret, false, false, false);
3035 add_routes (ret, false, true, true); // autoconnect // outputs only
3044 Session::new_route_from_template (uint32_t how_many, const std::string& template_path, const std::string& name_base, PlaylistDisposition pd)
3048 if (!tree.read (template_path.c_str())) {
3052 return new_route_from_template (how_many, *tree.root(), name_base, pd);
3056 Session::new_route_from_template (uint32_t how_many, XMLNode& node, const std::string& name_base, PlaylistDisposition pd)
3059 uint32_t control_id;
3060 uint32_t number = 0;
3061 const uint32_t being_added = how_many;
3062 /* This will prevent the use of any existing XML-provided PBD::ID
3065 Stateful::ForceIDRegeneration force_ids;
3066 IO::disable_connecting ();
3068 control_id = next_control_id ();
3072 /* We're going to modify the node contents a bit so take a
3073 * copy. The node may be re-used when duplicating more than once.
3076 XMLNode node_copy (node);
3081 if (!name_base.empty()) {
3083 /* if we're adding more than one routes, force
3084 * all the names of the new routes to be
3085 * numbered, via the final parameter.
3088 if (!find_route_name (name_base.c_str(), ++number, name, (being_added > 1))) {
3089 fatal << _("Session: UINT_MAX routes? impossible!") << endmsg;
3095 string const route_name = node_copy.property(X_("name"))->value ();
3097 /* generate a new name by adding a number to the end of the template name */
3098 if (!find_route_name (route_name.c_str(), ++number, name, true)) {
3099 fatal << _("Session: UINT_MAX routes? impossible!") << endmsg;
3100 abort(); /*NOTREACHED*/
3104 /* set this name in the XML description that we are about to use */
3106 bool rename_playlist;
3109 rename_playlist = true;
3113 rename_playlist = false;
3116 Route::set_name_in_state (node_copy, name, rename_playlist);
3118 /* trim bitslots from listen sends so that new ones are used */
3119 XMLNodeList children = node_copy.children ();
3120 for (XMLNodeList::iterator i = children.begin(); i != children.end(); ++i) {
3121 if ((*i)->name() == X_("Processor")) {
3122 XMLProperty* role = (*i)->property (X_("role"));
3123 if (role && role->value() == X_("Listen")) {
3124 (*i)->remove_property (X_("bitslot"));
3129 boost::shared_ptr<Route> route (XMLRouteFactory (node_copy, 3000));
3132 error << _("Session: cannot create track/bus from template description") << endmsg;
3136 if (boost::dynamic_pointer_cast<Track>(route)) {
3137 /* force input/output change signals so that the new diskstream
3138 picks up the configuration of the route. During session
3139 loading this normally happens in a different way.
3142 Glib::Threads::Mutex::Lock lm (AudioEngine::instance()->process_lock ());
3144 IOChange change (IOChange::Type (IOChange::ConfigurationChanged | IOChange::ConnectionsChanged));
3145 change.after = route->input()->n_ports();
3146 route->input()->changed (change, this);
3147 change.after = route->output()->n_ports();
3148 route->output()->changed (change, this);
3151 route->set_remote_control_id (control_id);
3154 boost::shared_ptr<Track> track;
3156 if ((track = boost::dynamic_pointer_cast<Track> (route))) {
3159 track->use_new_playlist ();
3162 track->use_copy_playlist ();
3169 ret.push_back (route);
3171 RouteAddedOrRemoved (true); /* EMIT SIGNAL */
3174 catch (failed_constructor &err) {
3175 error << _("Session: could not create new route from template") << endmsg;
3179 catch (AudioEngine::PortRegistrationFailure& pfe) {
3180 error << pfe.what() << endmsg;
3189 StateProtector sp (this);
3190 if (Profile->get_trx()) {
3191 add_routes (ret, false, false, false);
3193 add_routes (ret, true, true, false);
3195 IO::enable_connecting ();
3202 Session::add_routes (RouteList& new_routes, bool input_auto_connect, bool output_auto_connect, bool save)
3205 PBD::Unwinder<bool> aip (_adding_routes_in_progress, true);
3206 add_routes_inner (new_routes, input_auto_connect, output_auto_connect);
3209 error << _("Adding new tracks/busses failed") << endmsg;
3214 update_latency (true);
3215 update_latency (false);
3220 save_state (_current_snapshot_name);
3223 reassign_track_numbers();
3225 update_route_record_state ();
3227 RouteAdded (new_routes); /* EMIT SIGNAL */
3231 Session::add_routes_inner (RouteList& new_routes, bool input_auto_connect, bool output_auto_connect)
3233 ChanCount existing_inputs;
3234 ChanCount existing_outputs;
3235 uint32_t order = next_control_id();
3237 if (_order_hint > -1) {
3238 order = _order_hint;
3242 count_existing_track_channels (existing_inputs, existing_outputs);
3245 RCUWriter<RouteList> writer (routes);
3246 boost::shared_ptr<RouteList> r = writer.get_copy ();
3247 r->insert (r->end(), new_routes.begin(), new_routes.end());
3249 /* if there is no control out and we're not in the middle of loading,
3250 resort the graph here. if there is a control out, we will resort
3251 toward the end of this method. if we are in the middle of loading,
3252 we will resort when done.
3255 if (!_monitor_out && IO::connecting_legal) {
3256 resort_routes_using (r);
3260 for (RouteList::iterator x = new_routes.begin(); x != new_routes.end(); ++x) {
3262 boost::weak_ptr<Route> wpr (*x);
3263 boost::shared_ptr<Route> r (*x);
3265 r->listen_changed.connect_same_thread (*this, boost::bind (&Session::route_listen_changed, this, _2, wpr));
3266 r->solo_changed.connect_same_thread (*this, boost::bind (&Session::route_solo_changed, this, _1, _3, wpr));
3267 r->solo_isolated_changed.connect_same_thread (*this, boost::bind (&Session::route_solo_isolated_changed, this, _1, wpr));
3268 r->mute_changed.connect_same_thread (*this, boost::bind (&Session::route_mute_changed, this, _1));
3269 r->output()->changed.connect_same_thread (*this, boost::bind (&Session::set_worst_io_latencies_x, this, _1, _2));
3270 r->processors_changed.connect_same_thread (*this, boost::bind (&Session::route_processors_changed, this, _1));
3272 if (r->is_master()) {
3276 if (r->is_monitor()) {
3280 boost::shared_ptr<Track> tr = boost::dynamic_pointer_cast<Track> (r);
3282 tr->PlaylistChanged.connect_same_thread (*this, boost::bind (&Session::track_playlist_changed, this, boost::weak_ptr<Track> (tr)));
3283 track_playlist_changed (boost::weak_ptr<Track> (tr));
3284 tr->RecordEnableChanged.connect_same_thread (*this, boost::bind (&Session::update_route_record_state, this));
3286 boost::shared_ptr<MidiTrack> mt = boost::dynamic_pointer_cast<MidiTrack> (tr);
3288 mt->StepEditStatusChange.connect_same_thread (*this, boost::bind (&Session::step_edit_status_change, this, _1));
3289 mt->output()->changed.connect_same_thread (*this, boost::bind (&Session::midi_output_change_handler, this, _1, _2, boost::weak_ptr<Route>(mt)));
3294 if (input_auto_connect || output_auto_connect) {
3295 auto_connect_route (r, existing_inputs, existing_outputs, true, input_auto_connect);
3298 /* order keys are a GUI responsibility but we need to set up
3299 reasonable defaults because they also affect the remote control
3300 ID in most situations.
3303 if (!r->has_order_key ()) {
3304 if (r->is_auditioner()) {
3305 /* use an arbitrarily high value */
3306 r->set_order_key (UINT_MAX);
3308 DEBUG_TRACE (DEBUG::OrderKeys, string_compose ("while adding, set %1 to order key %2\n", r->name(), order));
3309 r->set_order_key (order);
3317 if (_monitor_out && IO::connecting_legal) {
3318 Glib::Threads::Mutex::Lock lm (_engine.process_lock());
3320 for (RouteList::iterator x = new_routes.begin(); x != new_routes.end(); ++x) {
3321 if ((*x)->is_monitor()) {
3323 } else if ((*x)->is_master()) {
3326 (*x)->enable_monitor_send ();
3333 Session::globally_set_send_gains_to_zero (boost::shared_ptr<Route> dest)
3335 boost::shared_ptr<RouteList> r = routes.reader ();
3336 boost::shared_ptr<Send> s;
3338 for (RouteList::iterator i = r->begin(); i != r->end(); ++i) {
3339 if ((s = (*i)->internal_send_for (dest)) != 0) {
3340 s->amp()->gain_control()->set_value (GAIN_COEFF_ZERO, Controllable::NoGroup);
3346 Session::globally_set_send_gains_to_unity (boost::shared_ptr<Route> dest)
3348 boost::shared_ptr<RouteList> r = routes.reader ();
3349 boost::shared_ptr<Send> s;
3351 for (RouteList::iterator i = r->begin(); i != r->end(); ++i) {
3352 if ((s = (*i)->internal_send_for (dest)) != 0) {
3353 s->amp()->gain_control()->set_value (GAIN_COEFF_UNITY, Controllable::NoGroup);
3359 Session::globally_set_send_gains_from_track(boost::shared_ptr<Route> dest)
3361 boost::shared_ptr<RouteList> r = routes.reader ();
3362 boost::shared_ptr<Send> s;
3364 for (RouteList::iterator i = r->begin(); i != r->end(); ++i) {
3365 if ((s = (*i)->internal_send_for (dest)) != 0) {
3366 s->amp()->gain_control()->set_value ((*i)->gain_control()->get_value(), Controllable::NoGroup);
3371 /** @param include_buses true to add sends to buses and tracks, false for just tracks */
3373 Session::globally_add_internal_sends (boost::shared_ptr<Route> dest, Placement p, bool include_buses)
3375 boost::shared_ptr<RouteList> r = routes.reader ();
3376 boost::shared_ptr<RouteList> t (new RouteList);
3378 for (RouteList::iterator i = r->begin(); i != r->end(); ++i) {
3379 /* no MIDI sends because there are no MIDI busses yet */
3380 if (include_buses || boost::dynamic_pointer_cast<AudioTrack>(*i)) {
3385 add_internal_sends (dest, p, t);
3389 Session::add_internal_sends (boost::shared_ptr<Route> dest, Placement p, boost::shared_ptr<RouteList> senders)
3391 for (RouteList::iterator i = senders->begin(); i != senders->end(); ++i) {
3392 add_internal_send (dest, (*i)->before_processor_for_placement (p), *i);
3397 Session::add_internal_send (boost::shared_ptr<Route> dest, int index, boost::shared_ptr<Route> sender)
3399 add_internal_send (dest, sender->before_processor_for_index (index), sender);
3403 Session::add_internal_send (boost::shared_ptr<Route> dest, boost::shared_ptr<Processor> before, boost::shared_ptr<Route> sender)
3405 if (sender->is_monitor() || sender->is_master() || sender == dest || dest->is_monitor() || dest->is_master()) {
3409 if (!dest->internal_return()) {
3410 dest->add_internal_return ();
3413 sender->add_aux_send (dest, before);
3420 Session::remove_routes (boost::shared_ptr<RouteList> routes_to_remove)
3422 { // RCU Writer scope
3423 PBD::Unwinder<bool> uw_flag (_route_deletion_in_progress, true);
3424 RCUWriter<RouteList> writer (routes);
3425 boost::shared_ptr<RouteList> rs = writer.get_copy ();
3428 for (RouteList::iterator iter = routes_to_remove->begin(); iter != routes_to_remove->end(); ++iter) {
3430 if (*iter == _master_out) {
3434 (*iter)->set_solo (false, this);
3438 /* deleting the master out seems like a dumb
3439 idea, but its more of a UI policy issue
3443 if (*iter == _master_out) {
3444 _master_out = boost::shared_ptr<Route> ();
3447 if (*iter == _monitor_out) {
3448 _monitor_out.reset ();
3451 // We need to disconnect the route's inputs and outputs
3453 (*iter)->input()->disconnect (0);
3454 (*iter)->output()->disconnect (0);
3456 /* if the route had internal sends sending to it, remove them */
3457 if ((*iter)->internal_return()) {
3459 boost::shared_ptr<RouteList> r = routes.reader ();
3460 for (RouteList::iterator i = r->begin(); i != r->end(); ++i) {
3461 boost::shared_ptr<Send> s = (*i)->internal_send_for (*iter);
3463 (*i)->remove_processor (s);
3468 /* if the monitoring section had a pointer to this route, remove it */
3469 if (_monitor_out && !(*iter)->is_master() && !(*iter)->is_monitor()) {
3470 Glib::Threads::Mutex::Lock lm (AudioEngine::instance()->process_lock ());
3471 PBD::Unwinder<bool> uw (ignore_route_processor_changes, true);
3472 (*iter)->remove_aux_or_listen (_monitor_out);
3475 boost::shared_ptr<MidiTrack> mt = boost::dynamic_pointer_cast<MidiTrack> (*iter);
3476 if (mt && mt->step_editing()) {
3477 if (_step_editors > 0) {
3483 /* writer goes out of scope, forces route list update */
3485 } // end of RCU Writer scope
3487 update_route_solo_state ();
3488 RouteAddedOrRemoved (false); /* EMIT SIGNAL */
3489 update_latency_compensation ();
3492 /* Re-sort routes to remove the graph's current references to the one that is
3493 * going away, then flush old references out of the graph.
3494 * Wave Tracks: reconnect routes
3497 #ifdef USE_TRACKS_CODE_FEATURES
3498 reconnect_existing_routes(true, false);
3500 routes.flush (); // maybe unsafe, see below.
3504 if (_process_graph) {
3505 _process_graph->clear_other_chain ();
3508 /* get rid of it from the dead wood collection in the route list manager */
3509 /* XXX i think this is unsafe as it currently stands, but i am not sure. (pd, october 2nd, 2006) */
3513 /* try to cause everyone to drop their references
3514 * and unregister ports from the backend
3517 for (RouteList::iterator iter = routes_to_remove->begin(); iter != routes_to_remove->end(); ++iter) {
3518 (*iter)->drop_references ();
3521 Route::RemoteControlIDChange(); /* EMIT SIGNAL */
3523 /* save the new state of the world */
3525 if (save_state (_current_snapshot_name)) {
3526 save_history (_current_snapshot_name);
3529 reassign_track_numbers();
3530 update_route_record_state ();
3534 Session::remove_route (boost::shared_ptr<Route> route)
3536 boost::shared_ptr<RouteList> rl (new RouteList);
3537 rl->push_back (route);
3542 Session::route_mute_changed (void* /*src*/)
3548 Session::route_listen_changed (bool group_override, boost::weak_ptr<Route> wpr)
3550 boost::shared_ptr<Route> route = wpr.lock();
3552 error << string_compose (_("programming error: %1"), X_("invalid route weak ptr passed to route_listen_changed")) << endmsg;
3556 if (route->listening_via_monitor ()) {
3558 if (Config->get_exclusive_solo()) {
3559 /* new listen: disable all other listen, except solo-grouped channels */
3560 RouteGroup* rg = route->route_group ();
3561 bool leave_group_alone = (rg && rg->is_active() && rg->is_solo());
3562 if (group_override && rg) {
3563 leave_group_alone = !leave_group_alone;
3565 boost::shared_ptr<RouteList> r = routes.reader ();
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() || (leave_group_alone && ((*i)->route_group() == rg))) {
3570 (*i)->set_listen (false, this, group_override);
3576 } else if (_listen_cnt > 0) {
3581 update_route_solo_state ();
3584 Session::route_solo_isolated_changed (void* /*src*/, boost::weak_ptr<Route> wpr)
3586 boost::shared_ptr<Route> route = wpr.lock ();
3589 /* should not happen */
3590 error << string_compose (_("programming error: %1"), X_("invalid route weak ptr passed to route_solo_isolated_changed")) << endmsg;
3594 bool send_changed = false;
3596 if (route->solo_isolated()) {
3597 if (_solo_isolated_cnt == 0) {
3598 send_changed = true;
3600 _solo_isolated_cnt++;
3601 } else if (_solo_isolated_cnt > 0) {
3602 _solo_isolated_cnt--;
3603 if (_solo_isolated_cnt == 0) {
3604 send_changed = true;
3609 IsolatedChanged (); /* EMIT SIGNAL */
3614 Session::route_solo_changed (bool self_solo_change, bool group_override, boost::weak_ptr<Route> wpr)
3616 DEBUG_TRACE (DEBUG::Solo, string_compose ("route solo change, self = %1\n", self_solo_change));
3618 if (!self_solo_change) {
3619 // session doesn't care about changes to soloed-by-others
3623 boost::shared_ptr<Route> route = wpr.lock ();
3626 boost::shared_ptr<RouteList> r = routes.reader ();
3629 if (route->self_soloed()) {
3635 RouteGroup* rg = route->route_group ();
3636 bool leave_group_alone = (rg && rg->is_active() && rg->is_solo());
3637 if (group_override && rg) {
3638 leave_group_alone = !leave_group_alone;
3640 if (delta == 1 && Config->get_exclusive_solo()) {
3642 /* new solo: disable all other solos, but not the group if its solo-enabled */
3644 for (RouteList::iterator i = r->begin(); i != r->end(); ++i) {
3645 if ((*i) == route || (*i)->is_master() || (*i)->is_monitor() || (*i)->is_auditioner() ||
3646 (leave_group_alone && ((*i)->route_group() == rg))) {
3649 (*i)->set_solo (false, this, group_override);
3653 DEBUG_TRACE (DEBUG::Solo, string_compose ("propagate solo change, delta = %1\n", delta));
3655 RouteList uninvolved;
3657 DEBUG_TRACE (DEBUG::Solo, string_compose ("%1\n", route->name()));
3659 for (RouteList::iterator i = r->begin(); i != r->end(); ++i) {
3660 bool via_sends_only;
3661 bool in_signal_flow;
3663 if ((*i) == route || (*i)->is_master() || (*i)->is_monitor() || (*i)->is_auditioner() ||
3664 (leave_group_alone && ((*i)->route_group() == rg))) {
3668 in_signal_flow = false;
3670 DEBUG_TRACE (DEBUG::Solo, string_compose ("check feed from %1\n", (*i)->name()));
3672 if ((*i)->feeds (route, &via_sends_only)) {
3673 DEBUG_TRACE (DEBUG::Solo, string_compose ("\tthere is a feed from %1\n", (*i)->name()));
3674 if (!via_sends_only) {
3675 if (!route->soloed_by_others_upstream()) {
3676 (*i)->mod_solo_by_others_downstream (delta);
3678 DEBUG_TRACE (DEBUG::Solo, "\talready soloed by others upstream\n");
3681 DEBUG_TRACE (DEBUG::Solo, string_compose ("\tthere is a send-only feed from %1\n", (*i)->name()));
3683 in_signal_flow = true;
3685 DEBUG_TRACE (DEBUG::Solo, string_compose ("\tno feed from %1\n", (*i)->name()));
3688 DEBUG_TRACE (DEBUG::Solo, string_compose ("check feed to %1\n", (*i)->name()));
3690 if (route->feeds (*i, &via_sends_only)) {
3691 /* propagate solo upstream only if routing other than
3692 sends is involved, but do consider the other route
3693 (*i) to be part of the signal flow even if only
3696 DEBUG_TRACE (DEBUG::Solo, string_compose ("%1 feeds %2 via sends only %3 sboD %4 sboU %5\n",
3700 route->soloed_by_others_downstream(),
3701 route->soloed_by_others_upstream()));
3702 if (!via_sends_only) {
3703 //NB. Triggers Invert Push, which handles soloed by downstream
3704 DEBUG_TRACE (DEBUG::Solo, string_compose ("\tmod %1 by %2\n", (*i)->name(), delta));
3705 (*i)->mod_solo_by_others_upstream (delta);
3707 DEBUG_TRACE (DEBUG::Solo, string_compose ("\tfeed to %1 ignored, sends-only\n", (*i)->name()));
3709 in_signal_flow = true;
3711 DEBUG_TRACE (DEBUG::Solo, "\tno feed to\n");
3714 if (!in_signal_flow) {
3715 uninvolved.push_back (*i);
3719 DEBUG_TRACE (DEBUG::Solo, "propagation complete\n");
3721 update_route_solo_state (r);
3723 /* now notify that the mute state of the routes not involved in the signal
3724 pathway of the just-solo-changed route may have altered.
3727 for (RouteList::iterator i = uninvolved.begin(); i != uninvolved.end(); ++i) {
3728 DEBUG_TRACE (DEBUG::Solo, string_compose ("mute change for %1, which neither feeds or is fed by %2\n", (*i)->name(), route->name()));
3729 (*i)->act_on_mute ();
3730 (*i)->mute_changed (this);
3733 SoloChanged (); /* EMIT SIGNAL */
3738 Session::update_route_solo_state (boost::shared_ptr<RouteList> r)
3740 /* now figure out if anything that matters is soloed (or is "listening")*/
3742 bool something_soloed = false;
3743 uint32_t listeners = 0;
3744 uint32_t isolated = 0;
3747 r = routes.reader();
3750 for (RouteList::iterator i = r->begin(); i != r->end(); ++i) {
3751 if (!(*i)->is_master() && !(*i)->is_monitor() && !(*i)->is_auditioner() && (*i)->self_soloed()) {
3752 something_soloed = true;
3755 if (!(*i)->is_auditioner() && (*i)->listening_via_monitor()) {
3756 if (Config->get_solo_control_is_listen_control()) {
3759 (*i)->set_listen (false, this);
3763 if ((*i)->solo_isolated()) {
3768 if (something_soloed != _non_soloed_outs_muted) {
3769 _non_soloed_outs_muted = something_soloed;
3770 SoloActive (_non_soloed_outs_muted); /* EMIT SIGNAL */
3773 _listen_cnt = listeners;
3775 if (isolated != _solo_isolated_cnt) {
3776 _solo_isolated_cnt = isolated;
3777 IsolatedChanged (); /* EMIT SIGNAL */
3780 DEBUG_TRACE (DEBUG::Solo, string_compose ("solo state updated by session, soloed? %1 listeners %2 isolated %3\n",
3781 something_soloed, listeners, isolated));
3784 boost::shared_ptr<RouteList>
3785 Session::get_routes_with_internal_returns() const
3787 boost::shared_ptr<RouteList> r = routes.reader ();
3788 boost::shared_ptr<RouteList> rl (new RouteList);
3790 for (RouteList::iterator i = r->begin(); i != r->end(); ++i) {
3791 if ((*i)->internal_return ()) {
3799 Session::io_name_is_legal (const std::string& name)
3801 boost::shared_ptr<RouteList> r = routes.reader ();
3803 for (vector<string>::const_iterator reserved = reserved_io_names.begin(); reserved != reserved_io_names.end(); ++reserved) {
3804 if (name == *reserved) {
3805 if (!route_by_name (*reserved)) {
3806 /* first instance of a reserved name is allowed */
3809 /* all other instances of a reserved name are not allowed */
3814 for (RouteList::iterator i = r->begin(); i != r->end(); ++i) {
3815 if ((*i)->name() == name) {
3819 if ((*i)->has_io_processor_named (name)) {
3828 Session::set_exclusive_input_active (boost::shared_ptr<RouteList> rl, bool onoff, bool flip_others)
3831 vector<string> connections;
3833 /* if we are passed only a single route and we're not told to turn
3834 * others off, then just do the simple thing.
3837 if (flip_others == false && rl->size() == 1) {
3838 boost::shared_ptr<MidiTrack> mt = boost::dynamic_pointer_cast<MidiTrack> (rl->front());
3840 mt->set_input_active (onoff);
3845 for (RouteList::iterator rt = rl->begin(); rt != rl->end(); ++rt) {
3847 PortSet& ps ((*rt)->input()->ports());
3849 for (PortSet::iterator p = ps.begin(); p != ps.end(); ++p) {
3850 p->get_connections (connections);
3853 for (vector<string>::iterator s = connections.begin(); s != connections.end(); ++s) {
3854 routes_using_input_from (*s, rl2);
3857 /* scan all relevant routes to see if others are on or off */
3859 bool others_are_already_on = false;
3861 for (RouteList::iterator r = rl2.begin(); r != rl2.end(); ++r) {
3863 boost::shared_ptr<MidiTrack> mt = boost::dynamic_pointer_cast<MidiTrack> (*r);
3869 if ((*r) != (*rt)) {
3870 if (mt->input_active()) {
3871 others_are_already_on = true;
3874 /* this one needs changing */
3875 mt->set_input_active (onoff);
3881 /* globally reverse other routes */
3883 for (RouteList::iterator r = rl2.begin(); r != rl2.end(); ++r) {
3884 if ((*r) != (*rt)) {
3885 boost::shared_ptr<MidiTrack> mt = boost::dynamic_pointer_cast<MidiTrack> (*r);
3887 mt->set_input_active (!others_are_already_on);
3896 Session::routes_using_input_from (const string& str, RouteList& rl)
3898 boost::shared_ptr<RouteList> r = routes.reader();
3900 for (RouteList::iterator i = r->begin(); i != r->end(); ++i) {
3901 if ((*i)->input()->connected_to (str)) {
3907 boost::shared_ptr<Route>
3908 Session::route_by_name (string name)
3910 boost::shared_ptr<RouteList> r = routes.reader ();
3912 for (RouteList::iterator i = r->begin(); i != r->end(); ++i) {
3913 if ((*i)->name() == name) {
3918 return boost::shared_ptr<Route> ((Route*) 0);
3921 boost::shared_ptr<Route>
3922 Session::route_by_id (PBD::ID id)
3924 boost::shared_ptr<RouteList> r = routes.reader ();
3926 for (RouteList::iterator i = r->begin(); i != r->end(); ++i) {
3927 if ((*i)->id() == id) {
3932 return boost::shared_ptr<Route> ((Route*) 0);
3935 boost::shared_ptr<Track>
3936 Session::track_by_diskstream_id (PBD::ID id)
3938 boost::shared_ptr<RouteList> r = routes.reader ();
3940 for (RouteList::iterator i = r->begin(); i != r->end(); ++i) {
3941 boost::shared_ptr<Track> t = boost::dynamic_pointer_cast<Track> (*i);
3942 if (t && t->using_diskstream_id (id)) {
3947 return boost::shared_ptr<Track> ();
3950 boost::shared_ptr<Route>
3951 Session::route_by_remote_id (uint32_t id)
3953 boost::shared_ptr<RouteList> r = routes.reader ();
3955 for (RouteList::iterator i = r->begin(); i != r->end(); ++i) {
3956 if ((*i)->remote_control_id() == id) {
3961 return boost::shared_ptr<Route> ((Route*) 0);
3966 Session::reassign_track_numbers ()
3970 RouteList r (*(routes.reader ()));
3971 SignalOrderRouteSorter sorter;
3974 StateProtector sp (this);
3976 for (RouteList::iterator i = r.begin(); i != r.end(); ++i) {
3977 if (boost::dynamic_pointer_cast<Track> (*i)) {
3978 (*i)->set_track_number(++tn);
3980 else if (!(*i)->is_master() && !(*i)->is_monitor() && !(*i)->is_auditioner()) {
3981 (*i)->set_track_number(--bn);
3984 const uint32_t decimals = ceilf (log10f (tn + 1));
3985 const bool decimals_changed = _track_number_decimals != decimals;
3986 _track_number_decimals = decimals;
3988 if (decimals_changed && config.get_track_name_number ()) {
3989 for (RouteList::iterator i = r.begin(); i != r.end(); ++i) {
3990 boost::shared_ptr<Track> t = boost::dynamic_pointer_cast<Track> (*i);
3992 t->resync_track_name();
3995 // trigger GUI re-layout
3996 config.ParameterChanged("track-name-number");
4001 Session::playlist_region_added (boost::weak_ptr<Region> w)
4003 boost::shared_ptr<Region> r = w.lock ();
4008 /* These are the operations that are currently in progress... */
4009 list<GQuark> curr = _current_trans_quarks;
4012 /* ...and these are the operations during which we want to update
4013 the session range location markers.
4016 ops.push_back (Operations::capture);
4017 ops.push_back (Operations::paste);
4018 ops.push_back (Operations::duplicate_region);
4019 ops.push_back (Operations::insert_file);
4020 ops.push_back (Operations::insert_region);
4021 ops.push_back (Operations::drag_region_brush);
4022 ops.push_back (Operations::region_drag);
4023 ops.push_back (Operations::selection_grab);
4024 ops.push_back (Operations::region_fill);
4025 ops.push_back (Operations::fill_selection);
4026 ops.push_back (Operations::create_region);
4027 ops.push_back (Operations::region_copy);
4028 ops.push_back (Operations::fixed_time_region_copy);
4031 /* See if any of the current operations match the ones that we want */
4033 set_intersection (_current_trans_quarks.begin(), _current_trans_quarks.end(), ops.begin(), ops.end(), back_inserter (in));
4035 /* If so, update the session range markers */
4037 maybe_update_session_range (r->position (), r->last_frame ());
4041 /** Update the session range markers if a is before the current start or
4042 * b is after the current end.
4045 Session::maybe_update_session_range (framepos_t a, framepos_t b)
4047 if (_state_of_the_state & Loading) {
4051 framepos_t session_end_marker_shift_samples = session_end_shift * _nominal_frame_rate;
4053 if (_session_range_location == 0) {
4055 set_session_range_location (a, b + session_end_marker_shift_samples);
4059 if (a < _session_range_location->start()) {
4060 _session_range_location->set_start (a);
4063 if (b > _session_range_location->end()) {
4064 _session_range_location->set_end (b);
4070 Session::playlist_ranges_moved (list<Evoral::RangeMove<framepos_t> > const & ranges)
4072 for (list<Evoral::RangeMove<framepos_t> >::const_iterator i = ranges.begin(); i != ranges.end(); ++i) {
4073 maybe_update_session_range (i->to, i->to + i->length);
4078 Session::playlist_regions_extended (list<Evoral::Range<framepos_t> > const & ranges)
4080 for (list<Evoral::Range<framepos_t> >::const_iterator i = ranges.begin(); i != ranges.end(); ++i) {
4081 maybe_update_session_range (i->from, i->to);
4085 /* Region management */
4087 boost::shared_ptr<Region>
4088 Session::find_whole_file_parent (boost::shared_ptr<Region const> child) const
4090 const RegionFactory::RegionMap& regions (RegionFactory::regions());
4091 RegionFactory::RegionMap::const_iterator i;
4092 boost::shared_ptr<Region> region;
4094 Glib::Threads::Mutex::Lock lm (region_lock);
4096 for (i = regions.begin(); i != regions.end(); ++i) {
4100 if (region->whole_file()) {
4102 if (child->source_equivalent (region)) {
4108 return boost::shared_ptr<Region> ();
4112 Session::destroy_sources (list<boost::shared_ptr<Source> > srcs)
4114 set<boost::shared_ptr<Region> > relevant_regions;
4116 for (list<boost::shared_ptr<Source> >::iterator s = srcs.begin(); s != srcs.end(); ++s) {
4117 RegionFactory::get_regions_using_source (*s, relevant_regions);
4120 for (set<boost::shared_ptr<Region> >::iterator r = relevant_regions.begin(); r != relevant_regions.end(); ) {
4121 set<boost::shared_ptr<Region> >::iterator tmp;
4126 playlists->destroy_region (*r);
4127 RegionFactory::map_remove (*r);
4129 (*r)->drop_sources ();
4130 (*r)->drop_references ();
4132 relevant_regions.erase (r);
4137 for (list<boost::shared_ptr<Source> >::iterator s = srcs.begin(); s != srcs.end(); ) {
4140 Glib::Threads::Mutex::Lock ls (source_lock);
4141 /* remove from the main source list */
4142 sources.erase ((*s)->id());
4145 (*s)->mark_for_remove ();
4146 (*s)->drop_references ();
4155 Session::remove_last_capture ()
4157 list<boost::shared_ptr<Source> > srcs;
4159 boost::shared_ptr<RouteList> rl = routes.reader ();
4160 for (RouteList::iterator i = rl->begin(); i != rl->end(); ++i) {
4161 boost::shared_ptr<Track> tr = boost::dynamic_pointer_cast<Track> (*i);
4166 list<boost::shared_ptr<Source> >& l = tr->last_capture_sources();
4169 srcs.insert (srcs.end(), l.begin(), l.end());
4174 destroy_sources (srcs);
4176 save_state (_current_snapshot_name);
4181 /* Source Management */
4184 Session::add_source (boost::shared_ptr<Source> source)
4186 pair<SourceMap::key_type, SourceMap::mapped_type> entry;
4187 pair<SourceMap::iterator,bool> result;
4189 entry.first = source->id();
4190 entry.second = source;
4193 Glib::Threads::Mutex::Lock lm (source_lock);
4194 result = sources.insert (entry);
4197 if (result.second) {
4199 /* yay, new source */
4201 boost::shared_ptr<FileSource> fs = boost::dynamic_pointer_cast<FileSource> (source);
4204 if (!fs->within_session()) {
4205 ensure_search_path_includes (Glib::path_get_dirname (fs->path()), fs->type());
4211 boost::shared_ptr<AudioFileSource> afs;
4213 if ((afs = boost::dynamic_pointer_cast<AudioFileSource>(source)) != 0) {
4214 if (Config->get_auto_analyse_audio()) {
4215 Analyser::queue_source_for_analysis (source, false);
4219 source->DropReferences.connect_same_thread (*this, boost::bind (&Session::remove_source, this, boost::weak_ptr<Source> (source)));
4224 Session::remove_source (boost::weak_ptr<Source> src)
4226 if (_state_of_the_state & Deletion) {
4230 SourceMap::iterator i;
4231 boost::shared_ptr<Source> source = src.lock();
4238 Glib::Threads::Mutex::Lock lm (source_lock);
4240 if ((i = sources.find (source->id())) != sources.end()) {
4245 if (!(_state_of_the_state & StateOfTheState (InCleanup|Loading))) {
4247 /* save state so we don't end up with a session file
4248 referring to non-existent sources.
4251 save_state (_current_snapshot_name);
4255 boost::shared_ptr<Source>
4256 Session::source_by_id (const PBD::ID& id)
4258 Glib::Threads::Mutex::Lock lm (source_lock);
4259 SourceMap::iterator i;
4260 boost::shared_ptr<Source> source;
4262 if ((i = sources.find (id)) != sources.end()) {
4269 boost::shared_ptr<AudioFileSource>
4270 Session::audio_source_by_path_and_channel (const string& path, uint16_t chn) const
4272 /* Restricted to audio files because only audio sources have channel
4276 Glib::Threads::Mutex::Lock lm (source_lock);
4278 for (SourceMap::const_iterator i = sources.begin(); i != sources.end(); ++i) {
4279 boost::shared_ptr<AudioFileSource> afs
4280 = boost::dynamic_pointer_cast<AudioFileSource>(i->second);
4282 if (afs && afs->path() == path && chn == afs->channel()) {
4287 return boost::shared_ptr<AudioFileSource>();
4290 boost::shared_ptr<MidiSource>
4291 Session::midi_source_by_path (const std::string& path) const
4293 /* Restricted to MIDI files because audio sources require a channel
4294 for unique identification, in addition to a path.
4297 Glib::Threads::Mutex::Lock lm (source_lock);
4299 for (SourceMap::const_iterator s = sources.begin(); s != sources.end(); ++s) {
4300 boost::shared_ptr<MidiSource> ms
4301 = boost::dynamic_pointer_cast<MidiSource>(s->second);
4302 boost::shared_ptr<FileSource> fs
4303 = boost::dynamic_pointer_cast<FileSource>(s->second);
4305 if (ms && fs && fs->path() == path) {
4310 return boost::shared_ptr<MidiSource>();
4314 Session::count_sources_by_origin (const string& path)
4317 Glib::Threads::Mutex::Lock lm (source_lock);
4319 for (SourceMap::iterator i = sources.begin(); i != sources.end(); ++i) {
4320 boost::shared_ptr<FileSource> fs
4321 = boost::dynamic_pointer_cast<FileSource>(i->second);
4323 if (fs && fs->origin() == path) {
4332 peak_file_helper (const string& peak_path, const string& file_path, const string& file_base, bool hash) {
4334 std::string checksum = Glib::Checksum::compute_checksum(Glib::Checksum::CHECKSUM_SHA1, file_path + G_DIR_SEPARATOR + file_base);
4335 return Glib::build_filename (peak_path, checksum + peakfile_suffix);
4337 return Glib::build_filename (peak_path, file_base + peakfile_suffix);
4342 Session::construct_peak_filepath (const string& filepath, const bool in_session, const bool old_peak_name) const
4344 string interchange_dir_string = string (interchange_dir_name) + G_DIR_SEPARATOR;
4346 if (Glib::path_is_absolute (filepath)) {
4348 /* rip the session dir from the audiofile source */
4350 string session_path;
4351 bool in_another_session = true;
4353 if (filepath.find (interchange_dir_string) != string::npos) {
4355 session_path = Glib::path_get_dirname (filepath); /* now ends in audiofiles */
4356 session_path = Glib::path_get_dirname (session_path); /* now ends in session name */
4357 session_path = Glib::path_get_dirname (session_path); /* now ends in interchange */
4358 session_path = Glib::path_get_dirname (session_path); /* now has session path */
4360 /* see if it is within our session */
4362 for (vector<space_and_path>::const_iterator i = session_dirs.begin(); i != session_dirs.end(); ++i) {
4363 if (i->path == session_path) {
4364 in_another_session = false;
4369 in_another_session = false;
4373 if (in_another_session) {
4374 SessionDirectory sd (session_path);
4375 return peak_file_helper (sd.peak_path(), "", Glib::path_get_basename (filepath), !old_peak_name);
4379 /* 1) if file belongs to this session
4380 * it may be a relative path (interchange/...)
4381 * or just basename (session_state, remove source)
4382 * -> just use the basename
4384 std::string filename = Glib::path_get_basename (filepath);
4387 /* 2) if the file is outside our session dir:
4388 * (imported but not copied) add the path for check-summming */
4390 path = Glib::path_get_dirname (filepath);
4393 return peak_file_helper (_session_dir->peak_path(), path, Glib::path_get_basename (filepath), !old_peak_name);
4397 Session::new_audio_source_path_for_embedded (const std::string& path)
4401 * we know that the filename is already unique because it exists
4402 * out in the filesystem.
4404 * However, when we bring it into the session, we could get a
4407 * Eg. two embedded files:
4412 * When merged into session, these collide.
4414 * There will not be a conflict with in-memory sources
4415 * because when the source was created we already picked
4416 * a unique name for it.
4418 * This collision is not likely to be common, but we have to guard
4419 * against it. So, if there is a collision, take the md5 hash of the
4420 * the path, and use that as the filename instead.
4423 SessionDirectory sdir (get_best_session_directory_for_new_audio());
4424 string base = Glib::path_get_basename (path);
4425 string newpath = Glib::build_filename (sdir.sound_path(), base);
4427 if (Glib::file_test (newpath, Glib::FILE_TEST_EXISTS)) {
4431 md5.digestString (path.c_str());
4432 md5.writeToString ();
4433 base = md5.digestChars;
4435 string ext = get_suffix (path);
4442 newpath = Glib::build_filename (sdir.sound_path(), base);
4444 /* if this collides, we're screwed */
4446 if (Glib::file_test (newpath, Glib::FILE_TEST_EXISTS)) {
4447 error << string_compose (_("Merging embedded file %1: name collision AND md5 hash collision!"), path) << endmsg;
4456 /** Return true if there are no audio file sources that use @param name as
4457 * the filename component of their path.
4459 * Return false otherwise.
4461 * This method MUST ONLY be used to check in-session, mono files since it
4462 * hard-codes the channel of the audio file source we are looking for as zero.
4464 * If/when Ardour supports native files in non-mono formats, the logic here
4465 * will need to be revisited.
4468 Session::audio_source_name_is_unique (const string& name)
4470 std::vector<string> sdirs = source_search_path (DataType::AUDIO);
4471 vector<space_and_path>::iterator i;
4472 uint32_t existing = 0;
4474 for (vector<string>::const_iterator i = sdirs.begin(); i != sdirs.end(); ++i) {
4476 /* note that we search *without* the extension so that
4477 we don't end up both "Audio 1-1.wav" and "Audio 1-1.caf"
4478 in the event that this new name is required for
4479 a file format change.
4482 const string spath = *i;
4484 if (matching_unsuffixed_filename_exists_in (spath, name)) {
4489 /* it is possible that we have the path already
4490 * assigned to a source that has not yet been written
4491 * (ie. the write source for a diskstream). we have to
4492 * check this in order to make sure that our candidate
4493 * path isn't used again, because that can lead to
4494 * two Sources point to the same file with different
4495 * notions of their removability.
4499 string possible_path = Glib::build_filename (spath, name);
4501 if (audio_source_by_path_and_channel (possible_path, 0)) {
4507 return (existing == 0);
4511 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)
4514 const string ext = native_header_format_extension (config.get_native_file_header_format(), DataType::AUDIO);
4516 if (Profile->get_trx() && destructive) {
4518 sstr << setfill ('0') << setw (4) << cnt;
4519 sstr << legalized_base;
4521 sstr << legalized_base;
4523 if (take_required || related_exists) {
4535 } else if (nchan > 2) {
4540 /* XXX what? more than 26 channels! */
4551 /** Return a unique name based on \a base for a new internal audio source */
4553 Session::new_audio_source_path (const string& base, uint32_t nchan, uint32_t chan, bool destructive, bool take_required)
4556 string possible_name;
4557 const uint32_t limit = 9999; // arbitrary limit on number of files with the same basic name
4559 bool some_related_source_name_exists = false;
4561 legalized = legalize_for_path (base);
4563 // Find a "version" of the base name that doesn't exist in any of the possible directories.
4565 for (cnt = (destructive ? ++destructive_index : 1); cnt <= limit; ++cnt) {
4567 possible_name = format_audio_source_name (legalized, nchan, chan, destructive, take_required, cnt, some_related_source_name_exists);
4569 if (audio_source_name_is_unique (possible_name)) {
4573 some_related_source_name_exists = true;
4576 error << string_compose(
4577 _("There are already %1 recordings for %2, which I consider too many."),
4578 limit, base) << endmsg;
4580 throw failed_constructor();
4584 /* We've established that the new name does not exist in any session
4585 * directory, so now find out which one we should use for this new
4589 SessionDirectory sdir (get_best_session_directory_for_new_audio());
4591 std::string s = Glib::build_filename (sdir.sound_path(), possible_name);
4596 /** Return a unique name based on `base` for a new internal MIDI source */
4598 Session::new_midi_source_path (const string& base)
4601 char buf[PATH_MAX+1];
4602 const uint32_t limit = 10000;
4604 string possible_path;
4605 string possible_name;
4608 legalized = legalize_for_path (base);
4610 // Find a "version" of the file name that doesn't exist in any of the possible directories.
4611 std::vector<string> sdirs = source_search_path(DataType::MIDI);
4613 /* - the main session folder is the first in the vector.
4614 * - after checking all locations for file-name uniqueness,
4615 * we keep the one from the last iteration as new file name
4616 * - midi files are small and should just be kept in the main session-folder
4618 * -> reverse the array, check main session folder last and use that as location
4621 std::reverse(sdirs.begin(), sdirs.end());
4623 for (cnt = 1; cnt <= limit; ++cnt) {
4625 vector<space_and_path>::iterator i;
4626 uint32_t existing = 0;
4628 for (vector<string>::const_iterator i = sdirs.begin(); i != sdirs.end(); ++i) {
4630 snprintf (buf, sizeof(buf), "%s-%u.mid", legalized.c_str(), cnt);
4631 possible_name = buf;
4633 possible_path = Glib::build_filename (*i, possible_name);
4635 if (Glib::file_test (possible_path, Glib::FILE_TEST_EXISTS)) {
4639 if (midi_source_by_path (possible_path)) {
4644 if (existing == 0) {
4649 error << string_compose(
4650 _("There are already %1 recordings for %2, which I consider too many."),
4651 limit, base) << endmsg;
4657 /* No need to "find best location" for software/app-based RAID, because
4658 MIDI is so small that we always put it in the same place.
4661 return possible_path;
4665 /** Create a new within-session audio source */
4666 boost::shared_ptr<AudioFileSource>
4667 Session::create_audio_source_for_session (size_t n_chans, string const & base, uint32_t chan, bool destructive)
4669 const string path = new_audio_source_path (base, n_chans, chan, destructive, true);
4671 if (!path.empty()) {
4672 return boost::dynamic_pointer_cast<AudioFileSource> (
4673 SourceFactory::createWritable (DataType::AUDIO, *this, path, destructive, frame_rate(), true, true));
4675 throw failed_constructor ();
4679 /** Create a new within-session MIDI source */
4680 boost::shared_ptr<MidiSource>
4681 Session::create_midi_source_for_session (string const & basic_name)
4683 const string path = new_midi_source_path (basic_name);
4685 if (!path.empty()) {
4686 return boost::dynamic_pointer_cast<SMFSource> (
4687 SourceFactory::createWritable (
4688 DataType::MIDI, *this, path, false, frame_rate()));
4690 throw failed_constructor ();
4694 /** Create a new within-session MIDI source */
4695 boost::shared_ptr<MidiSource>
4696 Session::create_midi_source_by_stealing_name (boost::shared_ptr<Track> track)
4698 /* the caller passes in the track the source will be used in,
4699 so that we can keep the numbering sane.
4701 Rationale: a track with the name "Foo" that has had N
4702 captures carried out so far will ALREADY have a write source
4703 named "Foo-N+1.mid" waiting to be used for the next capture.
4705 If we call new_midi_source_name() we will get "Foo-N+2". But
4706 there is no region corresponding to "Foo-N+1", so when
4707 "Foo-N+2" appears in the track, the gap presents the user
4708 with odd behaviour - why did it skip past Foo-N+1?
4710 We could explain this to the user in some odd way, but
4711 instead we rename "Foo-N+1.mid" as "Foo-N+2.mid", and then
4714 If that attempted rename fails, we get "Foo-N+2.mid" anyway.
4717 boost::shared_ptr<MidiTrack> mt = boost::dynamic_pointer_cast<MidiTrack> (track);
4719 std::string name = track->steal_write_source_name ();
4722 return boost::shared_ptr<MidiSource>();
4725 /* MIDI files are small, just put them in the first location of the
4726 session source search path.
4729 const string path = Glib::build_filename (source_search_path (DataType::MIDI).front(), name);
4731 return boost::dynamic_pointer_cast<SMFSource> (
4732 SourceFactory::createWritable (
4733 DataType::MIDI, *this, path, false, frame_rate()));
4738 Session::add_playlist (boost::shared_ptr<Playlist> playlist, bool unused)
4740 if (playlist->hidden()) {
4744 playlists->add (playlist);
4747 playlist->release();
4754 Session::remove_playlist (boost::weak_ptr<Playlist> weak_playlist)
4756 if (_state_of_the_state & Deletion) {
4760 boost::shared_ptr<Playlist> playlist (weak_playlist.lock());
4766 playlists->remove (playlist);
4772 Session::set_audition (boost::shared_ptr<Region> r)
4774 pending_audition_region = r;
4775 add_post_transport_work (PostTransportAudition);
4776 _butler->schedule_transport_work ();
4780 Session::audition_playlist ()
4782 SessionEvent* ev = new SessionEvent (SessionEvent::Audition, SessionEvent::Add, SessionEvent::Immediate, 0, 0.0);
4783 ev->region.reset ();
4788 Session::non_realtime_set_audition ()
4790 assert (pending_audition_region);
4791 auditioner->audition_region (pending_audition_region);
4792 pending_audition_region.reset ();
4793 AuditionActive (true); /* EMIT SIGNAL */
4797 Session::audition_region (boost::shared_ptr<Region> r)
4799 SessionEvent* ev = new SessionEvent (SessionEvent::Audition, SessionEvent::Add, SessionEvent::Immediate, 0, 0.0);
4805 Session::cancel_audition ()
4810 if (auditioner->auditioning()) {
4811 auditioner->cancel_audition ();
4812 AuditionActive (false); /* EMIT SIGNAL */
4817 Session::RoutePublicOrderSorter::operator() (boost::shared_ptr<Route> a, boost::shared_ptr<Route> b)
4819 if (a->is_monitor()) {
4822 if (b->is_monitor()) {
4825 return a->order_key () < b->order_key ();
4829 Session::is_auditioning () const
4831 /* can be called before we have an auditioner object */
4833 return auditioner->auditioning();
4840 Session::graph_reordered ()
4842 /* don't do this stuff if we are setting up connections
4843 from a set_state() call or creating new tracks. Ditto for deletion.
4846 if ((_state_of_the_state & (InitialConnecting|Deletion)) || _adding_routes_in_progress || _reconnecting_routes_in_progress || _route_deletion_in_progress) {
4850 /* every track/bus asked for this to be handled but it was deferred because
4851 we were connecting. do it now.
4854 request_input_change_handling ();
4858 /* force all diskstreams to update their capture offset values to
4859 reflect any changes in latencies within the graph.
4862 boost::shared_ptr<RouteList> rl = routes.reader ();
4863 for (RouteList::iterator i = rl->begin(); i != rl->end(); ++i) {
4864 boost::shared_ptr<Track> tr = boost::dynamic_pointer_cast<Track> (*i);
4866 tr->set_capture_offset ();
4871 /** @return Number of frames that there is disk space available to write,
4874 boost::optional<framecnt_t>
4875 Session::available_capture_duration ()
4877 Glib::Threads::Mutex::Lock lm (space_lock);
4879 if (_total_free_4k_blocks_uncertain) {
4880 return boost::optional<framecnt_t> ();
4883 float sample_bytes_on_disk = 4.0; // keep gcc happy
4885 switch (config.get_native_file_data_format()) {
4887 sample_bytes_on_disk = 4.0;
4891 sample_bytes_on_disk = 3.0;
4895 sample_bytes_on_disk = 2.0;
4899 /* impossible, but keep some gcc versions happy */
4900 fatal << string_compose (_("programming error: %1"),
4901 X_("illegal native file data format"))
4903 abort(); /*NOTREACHED*/
4906 double scale = 4096.0 / sample_bytes_on_disk;
4908 if (_total_free_4k_blocks * scale > (double) max_framecnt) {
4909 return max_framecnt;
4912 return (framecnt_t) floor (_total_free_4k_blocks * scale);
4916 Session::add_bundle (boost::shared_ptr<Bundle> bundle, bool emit_signal)
4919 RCUWriter<BundleList> writer (_bundles);
4920 boost::shared_ptr<BundleList> b = writer.get_copy ();
4921 b->push_back (bundle);
4925 BundleAddedOrRemoved (); /* EMIT SIGNAL */
4932 Session::remove_bundle (boost::shared_ptr<Bundle> bundle)
4934 bool removed = false;
4937 RCUWriter<BundleList> writer (_bundles);
4938 boost::shared_ptr<BundleList> b = writer.get_copy ();
4939 BundleList::iterator i = find (b->begin(), b->end(), bundle);
4941 if (i != b->end()) {
4948 BundleAddedOrRemoved (); /* EMIT SIGNAL */
4954 boost::shared_ptr<Bundle>
4955 Session::bundle_by_name (string name) const
4957 boost::shared_ptr<BundleList> b = _bundles.reader ();
4959 for (BundleList::const_iterator i = b->begin(); i != b->end(); ++i) {
4960 if ((*i)->name() == name) {
4965 return boost::shared_ptr<Bundle> ();
4969 Session::tempo_map_changed (const PropertyChange&)
4973 playlists->update_after_tempo_map_change ();
4975 _locations->apply (*this, &Session::update_locations_after_tempo_map_change);
4981 Session::update_locations_after_tempo_map_change (const Locations::LocationList& loc)
4983 for (Locations::LocationList::const_iterator i = loc.begin(); i != loc.end(); ++i) {
4984 (*i)->recompute_frames_from_bbt ();
4988 /** Ensures that all buffers (scratch, send, silent, etc) are allocated for
4989 * the given count with the current block size.
4992 Session::ensure_buffers (ChanCount howmany)
4994 BufferManager::ensure_buffers (howmany, bounce_processing() ? bounce_chunk_size : 0);
4998 Session::ensure_buffer_set(BufferSet& buffers, const ChanCount& count)
5000 for (DataType::iterator t = DataType::begin(); t != DataType::end(); ++t) {
5001 buffers.ensure_buffers(*t, count.get(*t), _engine.raw_buffer_size(*t));
5006 Session::next_insert_id ()
5008 /* this doesn't really loop forever. just think about it */
5011 for (boost::dynamic_bitset<uint32_t>::size_type n = 0; n < insert_bitset.size(); ++n) {
5012 if (!insert_bitset[n]) {
5013 insert_bitset[n] = true;
5019 /* none available, so resize and try again */
5021 insert_bitset.resize (insert_bitset.size() + 16, false);
5026 Session::next_send_id ()
5028 /* this doesn't really loop forever. just think about it */
5031 for (boost::dynamic_bitset<uint32_t>::size_type n = 0; n < send_bitset.size(); ++n) {
5032 if (!send_bitset[n]) {
5033 send_bitset[n] = true;
5039 /* none available, so resize and try again */
5041 send_bitset.resize (send_bitset.size() + 16, false);
5046 Session::next_aux_send_id ()
5048 /* this doesn't really loop forever. just think about it */
5051 for (boost::dynamic_bitset<uint32_t>::size_type n = 0; n < aux_send_bitset.size(); ++n) {
5052 if (!aux_send_bitset[n]) {
5053 aux_send_bitset[n] = true;
5059 /* none available, so resize and try again */
5061 aux_send_bitset.resize (aux_send_bitset.size() + 16, false);
5066 Session::next_return_id ()
5068 /* this doesn't really loop forever. just think about it */
5071 for (boost::dynamic_bitset<uint32_t>::size_type n = 0; n < return_bitset.size(); ++n) {
5072 if (!return_bitset[n]) {
5073 return_bitset[n] = true;
5079 /* none available, so resize and try again */
5081 return_bitset.resize (return_bitset.size() + 16, false);
5086 Session::mark_send_id (uint32_t id)
5088 if (id >= send_bitset.size()) {
5089 send_bitset.resize (id+16, false);
5091 if (send_bitset[id]) {
5092 warning << string_compose (_("send ID %1 appears to be in use already"), id) << endmsg;
5094 send_bitset[id] = true;
5098 Session::mark_aux_send_id (uint32_t id)
5100 if (id >= aux_send_bitset.size()) {
5101 aux_send_bitset.resize (id+16, false);
5103 if (aux_send_bitset[id]) {
5104 warning << string_compose (_("aux send ID %1 appears to be in use already"), id) << endmsg;
5106 aux_send_bitset[id] = true;
5110 Session::mark_return_id (uint32_t id)
5112 if (id >= return_bitset.size()) {
5113 return_bitset.resize (id+16, false);
5115 if (return_bitset[id]) {
5116 warning << string_compose (_("return ID %1 appears to be in use already"), id) << endmsg;
5118 return_bitset[id] = true;
5122 Session::mark_insert_id (uint32_t id)
5124 if (id >= insert_bitset.size()) {
5125 insert_bitset.resize (id+16, false);
5127 if (insert_bitset[id]) {
5128 warning << string_compose (_("insert ID %1 appears to be in use already"), id) << endmsg;
5130 insert_bitset[id] = true;
5134 Session::unmark_send_id (uint32_t id)
5136 if (id < send_bitset.size()) {
5137 send_bitset[id] = false;
5142 Session::unmark_aux_send_id (uint32_t id)
5144 if (id < aux_send_bitset.size()) {
5145 aux_send_bitset[id] = false;
5150 Session::unmark_return_id (uint32_t id)
5152 if (id < return_bitset.size()) {
5153 return_bitset[id] = false;
5158 Session::unmark_insert_id (uint32_t id)
5160 if (id < insert_bitset.size()) {
5161 insert_bitset[id] = false;
5166 Session::reset_native_file_format ()
5168 boost::shared_ptr<RouteList> rl = routes.reader ();
5170 for (RouteList::iterator i = rl->begin(); i != rl->end(); ++i) {
5171 boost::shared_ptr<Track> tr = boost::dynamic_pointer_cast<Track> (*i);
5173 /* don't save state as we do this, there's no point
5175 _state_of_the_state = StateOfTheState (_state_of_the_state|InCleanup);
5176 tr->reset_write_sources (false);
5177 _state_of_the_state = StateOfTheState (_state_of_the_state & ~InCleanup);
5183 Session::route_name_unique (string n) const
5185 boost::shared_ptr<RouteList> r = routes.reader ();
5187 for (RouteList::const_iterator i = r->begin(); i != r->end(); ++i) {
5188 if ((*i)->name() == n) {
5197 Session::route_name_internal (string n) const
5199 if (auditioner && auditioner->name() == n) {
5203 if (_click_io && _click_io->name() == n) {
5211 Session::freeze_all (InterThreadInfo& itt)
5213 boost::shared_ptr<RouteList> r = routes.reader ();
5215 for (RouteList::iterator i = r->begin(); i != r->end(); ++i) {
5217 boost::shared_ptr<Track> t;
5219 if ((t = boost::dynamic_pointer_cast<Track>(*i)) != 0) {
5220 /* XXX this is wrong because itt.progress will keep returning to zero at the start
5230 boost::shared_ptr<Region>
5231 Session::write_one_track (Track& track, framepos_t start, framepos_t end,
5232 bool /*overwrite*/, vector<boost::shared_ptr<Source> >& srcs,
5233 InterThreadInfo& itt,
5234 boost::shared_ptr<Processor> endpoint, bool include_endpoint,
5235 bool for_export, bool for_freeze)
5237 boost::shared_ptr<Region> result;
5238 boost::shared_ptr<Playlist> playlist;
5239 boost::shared_ptr<Source> source;
5240 ChanCount diskstream_channels (track.n_channels());
5241 framepos_t position;
5242 framecnt_t this_chunk;
5244 framepos_t latency_skip;
5246 framepos_t len = end - start;
5247 bool need_block_size_reset = false;
5248 ChanCount const max_proc = track.max_processor_streams ();
5249 string legal_playlist_name;
5250 string possible_path;
5253 error << string_compose (_("Cannot write a range where end <= start (e.g. %1 <= %2)"),
5254 end, start) << endmsg;
5258 diskstream_channels = track.bounce_get_output_streams (diskstream_channels, endpoint,
5259 include_endpoint, for_export, for_freeze);
5261 if (diskstream_channels.n(track.data_type()) < 1) {
5262 error << _("Cannot write a range with no data.") << endmsg;
5266 // block all process callback handling
5268 block_processing ();
5271 // synchronize with AudioEngine::process_callback()
5272 // make sure processing is not currently running
5273 // and processing_blocked() is honored before
5274 // acquiring thread buffers
5275 Glib::Threads::Mutex::Lock lm (_engine.process_lock());
5278 _bounce_processing_active = true;
5280 /* call tree *MUST* hold route_lock */
5282 if ((playlist = track.playlist()) == 0) {
5286 legal_playlist_name = legalize_for_path (playlist->name());
5288 for (uint32_t chan_n = 0; chan_n < diskstream_channels.n(track.data_type()); ++chan_n) {
5290 string base_name = string_compose ("%1-%2-bounce", playlist->name(), chan_n);
5291 string path = ((track.data_type() == DataType::AUDIO)
5292 ? new_audio_source_path (legal_playlist_name, diskstream_channels.n_audio(), chan_n, false, true)
5293 : new_midi_source_path (legal_playlist_name));
5300 source = SourceFactory::createWritable (track.data_type(), *this, path, false, frame_rate());
5303 catch (failed_constructor& err) {
5304 error << string_compose (_("cannot create new file \"%1\" for %2"), path, track.name()) << endmsg;
5308 srcs.push_back (source);
5311 /* tell redirects that care that we are about to use a much larger
5312 * blocksize. this will flush all plugins too, so that they are ready
5313 * to be used for this process.
5316 need_block_size_reset = true;
5317 track.set_block_size (bounce_chunk_size);
5318 _engine.main_thread()->get_buffers ();
5322 latency_skip = track.bounce_get_latency (endpoint, include_endpoint, for_export, for_freeze);
5324 /* create a set of reasonably-sized buffers */
5325 for (DataType::iterator t = DataType::begin(); t != DataType::end(); ++t) {
5326 buffers.ensure_buffers(*t, max_proc.get(*t), bounce_chunk_size);
5328 buffers.set_count (max_proc);
5330 for (vector<boost::shared_ptr<Source> >::iterator src = srcs.begin(); src != srcs.end(); ++src) {
5331 boost::shared_ptr<AudioFileSource> afs = boost::dynamic_pointer_cast<AudioFileSource>(*src);
5332 boost::shared_ptr<MidiSource> ms;
5334 afs->prepare_for_peakfile_writes ();
5335 } else if ((ms = boost::dynamic_pointer_cast<MidiSource>(*src))) {
5336 Source::Lock lock(ms->mutex());
5337 ms->mark_streaming_write_started(lock);
5341 while (to_do && !itt.cancel) {
5343 this_chunk = min (to_do, bounce_chunk_size);
5345 if (track.export_stuff (buffers, start, this_chunk, endpoint, include_endpoint, for_export, for_freeze)) {
5349 start += this_chunk;
5350 to_do -= this_chunk;
5351 itt.progress = (float) (1.0 - ((double) to_do / len));
5353 if (latency_skip >= bounce_chunk_size) {
5354 latency_skip -= bounce_chunk_size;
5358 const framecnt_t current_chunk = this_chunk - latency_skip;
5361 for (vector<boost::shared_ptr<Source> >::iterator src=srcs.begin(); src != srcs.end(); ++src, ++n) {
5362 boost::shared_ptr<AudioFileSource> afs = boost::dynamic_pointer_cast<AudioFileSource>(*src);
5363 boost::shared_ptr<MidiSource> ms;
5366 if (afs->write (buffers.get_audio(n).data(latency_skip), current_chunk) != current_chunk) {
5369 } else if ((ms = boost::dynamic_pointer_cast<MidiSource>(*src))) {
5370 Source::Lock lock(ms->mutex());
5372 const MidiBuffer& buf = buffers.get_midi(0);
5373 for (MidiBuffer::const_iterator i = buf.begin(); i != buf.end(); ++i) {
5374 Evoral::Event<framepos_t> ev = *i;
5375 ev.set_time(ev.time() - position);
5376 ms->append_event_frames(lock, ev, ms->timeline_position());
5383 /* post-roll, pick up delayed processor output */
5384 latency_skip = track.bounce_get_latency (endpoint, include_endpoint, for_export, for_freeze);
5386 while (latency_skip && !itt.cancel) {
5387 this_chunk = min (latency_skip, bounce_chunk_size);
5388 latency_skip -= this_chunk;
5390 buffers.silence (this_chunk, 0);
5391 track.bounce_process (buffers, start, this_chunk, endpoint, include_endpoint, for_export, for_freeze);
5394 for (vector<boost::shared_ptr<Source> >::iterator src=srcs.begin(); src != srcs.end(); ++src, ++n) {
5395 boost::shared_ptr<AudioFileSource> afs = boost::dynamic_pointer_cast<AudioFileSource>(*src);
5398 if (afs->write (buffers.get_audio(n).data(), this_chunk) != this_chunk) {
5410 xnow = localtime (&now);
5412 for (vector<boost::shared_ptr<Source> >::iterator src=srcs.begin(); src != srcs.end(); ++src) {
5413 boost::shared_ptr<AudioFileSource> afs = boost::dynamic_pointer_cast<AudioFileSource>(*src);
5414 boost::shared_ptr<MidiSource> ms;
5417 afs->update_header (position, *xnow, now);
5418 afs->flush_header ();
5419 } else if ((ms = boost::dynamic_pointer_cast<MidiSource>(*src))) {
5420 Source::Lock lock(ms->mutex());
5421 ms->mark_streaming_write_completed(lock);
5425 /* construct a region to represent the bounced material */
5429 plist.add (Properties::start, 0);
5430 plist.add (Properties::length, srcs.front()->length(srcs.front()->timeline_position()));
5431 plist.add (Properties::name, region_name_from_path (srcs.front()->name(), true));
5433 result = RegionFactory::create (srcs, plist);
5439 for (vector<boost::shared_ptr<Source> >::iterator src = srcs.begin(); src != srcs.end(); ++src) {
5440 (*src)->mark_for_remove ();
5441 (*src)->drop_references ();
5445 for (vector<boost::shared_ptr<Source> >::iterator src = srcs.begin(); src != srcs.end(); ++src) {
5446 boost::shared_ptr<AudioFileSource> afs = boost::dynamic_pointer_cast<AudioFileSource>(*src);
5449 afs->done_with_peakfile_writes ();
5453 _bounce_processing_active = false;
5455 if (need_block_size_reset) {
5456 _engine.main_thread()->drop_buffers ();
5457 track.set_block_size (get_block_size());
5460 unblock_processing ();
5466 Session::gain_automation_buffer() const
5468 return ProcessThread::gain_automation_buffer ();
5472 Session::trim_automation_buffer() const
5474 return ProcessThread::trim_automation_buffer ();
5478 Session::send_gain_automation_buffer() const
5480 return ProcessThread::send_gain_automation_buffer ();
5484 Session::pan_automation_buffer() const
5486 return ProcessThread::pan_automation_buffer ();
5490 Session::get_silent_buffers (ChanCount count)
5492 return ProcessThread::get_silent_buffers (count);
5496 Session::get_scratch_buffers (ChanCount count, bool silence)
5498 return ProcessThread::get_scratch_buffers (count, silence);
5502 Session::get_route_buffers (ChanCount count, bool silence)
5504 return ProcessThread::get_route_buffers (count, silence);
5509 Session::get_mix_buffers (ChanCount count)
5511 return ProcessThread::get_mix_buffers (count);
5515 Session::ntracks () const
5518 boost::shared_ptr<RouteList> r = routes.reader ();
5520 for (RouteList::const_iterator i = r->begin(); i != r->end(); ++i) {
5521 if (boost::dynamic_pointer_cast<Track> (*i)) {
5530 Session::nbusses () const
5533 boost::shared_ptr<RouteList> r = routes.reader ();
5535 for (RouteList::const_iterator i = r->begin(); i != r->end(); ++i) {
5536 if (boost::dynamic_pointer_cast<Track>(*i) == 0) {
5545 Session::add_automation_list(AutomationList *al)
5547 automation_lists[al->id()] = al;
5550 /** @return true if there is at least one record-enabled track, otherwise false */
5552 Session::have_rec_enabled_track () const
5554 return g_atomic_int_get (const_cast<gint*>(&_have_rec_enabled_track)) == 1;
5558 Session::have_rec_disabled_track () const
5560 return g_atomic_int_get (const_cast<gint*>(&_have_rec_disabled_track)) == 1;
5563 /** Update the state of our rec-enabled tracks flag */
5565 Session::update_route_record_state ()
5567 boost::shared_ptr<RouteList> rl = routes.reader ();
5568 RouteList::iterator i = rl->begin();
5569 while (i != rl->end ()) {
5571 boost::shared_ptr<Track> tr = boost::dynamic_pointer_cast<Track> (*i);
5572 if (tr && tr->record_enabled ()) {
5579 int const old = g_atomic_int_get (&_have_rec_enabled_track);
5581 g_atomic_int_set (&_have_rec_enabled_track, i != rl->end () ? 1 : 0);
5583 if (g_atomic_int_get (&_have_rec_enabled_track) != old) {
5584 RecordStateChanged (); /* EMIT SIGNAL */
5587 for (i = rl->begin(); i != rl->end (); ++i) {
5588 boost::shared_ptr<Track> tr = boost::dynamic_pointer_cast<Track> (*i);
5589 if (tr && !tr->record_enabled ()) {
5594 g_atomic_int_set (&_have_rec_disabled_track, i != rl->end () ? 1 : 0);
5596 bool record_arm_state_changed = (old != g_atomic_int_get (&_have_rec_enabled_track) );
5598 if (record_status() == Recording && record_arm_state_changed ) {
5599 RecordArmStateChanged ();
5605 Session::listen_position_changed ()
5607 boost::shared_ptr<RouteList> r = routes.reader ();
5609 for (RouteList::iterator i = r->begin(); i != r->end(); ++i) {
5610 (*i)->listen_position_changed ();
5615 Session::solo_control_mode_changed ()
5617 /* cancel all solo or all listen when solo control mode changes */
5620 set_solo (get_routes(), false);
5621 } else if (listening()) {
5622 set_listen (get_routes(), false);
5626 /** Called when a property of one of our route groups changes */
5628 Session::route_group_property_changed (RouteGroup* rg)
5630 RouteGroupPropertyChanged (rg); /* EMIT SIGNAL */
5633 /** Called when a route is added to one of our route groups */
5635 Session::route_added_to_route_group (RouteGroup* rg, boost::weak_ptr<Route> r)
5637 RouteAddedToRouteGroup (rg, r);
5640 /** Called when a route is removed from one of our route groups */
5642 Session::route_removed_from_route_group (RouteGroup* rg, boost::weak_ptr<Route> r)
5644 update_route_record_state ();
5645 RouteRemovedFromRouteGroup (rg, r); /* EMIT SIGNAL */
5648 boost::shared_ptr<RouteList>
5649 Session::get_tracks () const
5651 boost::shared_ptr<RouteList> rl = routes.reader ();
5652 boost::shared_ptr<RouteList> tl (new RouteList);
5654 for (RouteList::const_iterator r = rl->begin(); r != rl->end(); ++r) {
5655 if (boost::dynamic_pointer_cast<Track> (*r)) {
5656 if (!(*r)->is_auditioner()) {
5664 boost::shared_ptr<RouteList>
5665 Session::get_routes_with_regions_at (framepos_t const p) const
5667 boost::shared_ptr<RouteList> r = routes.reader ();
5668 boost::shared_ptr<RouteList> rl (new RouteList);
5670 for (RouteList::iterator i = r->begin(); i != r->end(); ++i) {
5671 boost::shared_ptr<Track> tr = boost::dynamic_pointer_cast<Track> (*i);
5676 boost::shared_ptr<Playlist> pl = tr->playlist ();
5681 if (pl->has_region_at (p)) {
5690 Session::goto_end ()
5692 if (_session_range_location) {
5693 request_locate (_session_range_location->end(), false);
5695 request_locate (0, false);
5700 Session::goto_start ()
5702 if (_session_range_location) {
5703 request_locate (_session_range_location->start(), false);
5705 request_locate (0, false);
5710 Session::current_start_frame () const
5712 return _session_range_location ? _session_range_location->start() : 0;
5716 Session::current_end_frame () const
5718 return _session_range_location ? _session_range_location->end() : 0;
5722 Session::set_session_range_location (framepos_t start, framepos_t end)
5724 _session_range_location = new Location (*this, start, end, _("session"), Location::IsSessionRange);
5725 _locations->add (_session_range_location);
5729 Session::step_edit_status_change (bool yn)
5735 send = (_step_editors == 0);
5740 send = (_step_editors == 1);
5743 if (_step_editors > 0) {
5749 StepEditStatusChange (val);
5755 Session::start_time_changed (framepos_t old)
5757 /* Update the auto loop range to match the session range
5758 (unless the auto loop range has been changed by the user)
5761 Location* s = _locations->session_range_location ();
5766 Location* l = _locations->auto_loop_location ();
5768 if (l && l->start() == old) {
5769 l->set_start (s->start(), true);
5774 Session::end_time_changed (framepos_t old)
5776 /* Update the auto loop range to match the session range
5777 (unless the auto loop range has been changed by the user)
5780 Location* s = _locations->session_range_location ();
5785 Location* l = _locations->auto_loop_location ();
5787 if (l && l->end() == old) {
5788 l->set_end (s->end(), true);
5792 std::vector<std::string>
5793 Session::source_search_path (DataType type) const
5797 if (session_dirs.size() == 1) {
5799 case DataType::AUDIO:
5800 sp.push_back (_session_dir->sound_path());
5802 case DataType::MIDI:
5803 sp.push_back (_session_dir->midi_path());
5807 for (vector<space_and_path>::const_iterator i = session_dirs.begin(); i != session_dirs.end(); ++i) {
5808 SessionDirectory sdir (i->path);
5810 case DataType::AUDIO:
5811 sp.push_back (sdir.sound_path());
5813 case DataType::MIDI:
5814 sp.push_back (sdir.midi_path());
5820 if (type == DataType::AUDIO) {
5821 const string sound_path_2X = _session_dir->sound_path_2X();
5822 if (Glib::file_test (sound_path_2X, Glib::FILE_TEST_EXISTS|Glib::FILE_TEST_IS_DIR)) {
5823 if (find (sp.begin(), sp.end(), sound_path_2X) == sp.end()) {
5824 sp.push_back (sound_path_2X);
5829 // now check the explicit (possibly user-specified) search path
5832 case DataType::AUDIO:
5833 sp += Searchpath(config.get_audio_search_path ());
5835 case DataType::MIDI:
5836 sp += Searchpath(config.get_midi_search_path ());
5844 Session::ensure_search_path_includes (const string& path, DataType type)
5853 case DataType::AUDIO:
5854 sp += Searchpath(config.get_audio_search_path ());
5856 case DataType::MIDI:
5857 sp += Searchpath (config.get_midi_search_path ());
5861 for (vector<std::string>::iterator i = sp.begin(); i != sp.end(); ++i) {
5862 /* No need to add this new directory if it has the same inode as
5863 an existing one; checking inode rather than name prevents duplicated
5864 directories when we are using symlinks.
5866 On Windows, I think we could just do if (*i == path) here.
5868 if (PBD::equivalent_paths (*i, path)) {
5876 case DataType::AUDIO:
5877 config.set_audio_search_path (sp.to_string());
5879 case DataType::MIDI:
5880 config.set_midi_search_path (sp.to_string());
5886 Session::remove_dir_from_search_path (const string& dir, DataType type)
5891 case DataType::AUDIO:
5892 sp = Searchpath(config.get_audio_search_path ());
5894 case DataType::MIDI:
5895 sp = Searchpath (config.get_midi_search_path ());
5902 case DataType::AUDIO:
5903 config.set_audio_search_path (sp.to_string());
5905 case DataType::MIDI:
5906 config.set_midi_search_path (sp.to_string());
5912 boost::shared_ptr<Speakers>
5913 Session::get_speakers()
5919 Session::unknown_processors () const
5923 boost::shared_ptr<RouteList> r = routes.reader ();
5924 for (RouteList::iterator i = r->begin(); i != r->end(); ++i) {
5925 list<string> t = (*i)->unknown_processors ();
5926 copy (t.begin(), t.end(), back_inserter (p));
5936 Session::update_latency (bool playback)
5938 DEBUG_TRACE (DEBUG::Latency, string_compose ("JACK latency callback: %1\n", (playback ? "PLAYBACK" : "CAPTURE")));
5940 if ((_state_of_the_state & (InitialConnecting|Deletion)) || _adding_routes_in_progress) {
5944 boost::shared_ptr<RouteList> r = routes.reader ();
5945 framecnt_t max_latency = 0;
5948 /* reverse the list so that we work backwards from the last route to run to the first */
5949 RouteList* rl = routes.reader().get();
5950 r.reset (new RouteList (*rl));
5951 reverse (r->begin(), r->end());
5954 /* compute actual latency values for the given direction and store them all in per-port
5955 structures. this will also publish the same values (to JACK) so that computation of latency
5956 for routes can consistently use public latency values.
5959 for (RouteList::iterator i = r->begin(); i != r->end(); ++i) {
5960 max_latency = max (max_latency, (*i)->set_private_port_latencies (playback));
5963 /* because we latency compensate playback, our published playback latencies should
5964 be the same for all output ports - all material played back by ardour has
5965 the same latency, whether its caused by plugins or by latency compensation. since
5966 these may differ from the values computed above, reset all playback port latencies
5970 DEBUG_TRACE (DEBUG::Latency, string_compose ("Set public port latencies to %1\n", max_latency));
5972 for (RouteList::iterator i = r->begin(); i != r->end(); ++i) {
5973 (*i)->set_public_port_latencies (max_latency, playback);
5978 post_playback_latency ();
5982 post_capture_latency ();
5985 DEBUG_TRACE (DEBUG::Latency, "JACK latency callback: DONE\n");
5989 Session::post_playback_latency ()
5991 set_worst_playback_latency ();
5993 boost::shared_ptr<RouteList> r = routes.reader ();
5995 for (RouteList::iterator i = r->begin(); i != r->end(); ++i) {
5996 if (!(*i)->is_auditioner() && ((*i)->active())) {
5997 _worst_track_latency = max (_worst_track_latency, (*i)->update_signal_latency ());
6001 for (RouteList::iterator i = r->begin(); i != r->end(); ++i) {
6002 (*i)->set_latency_compensation (_worst_track_latency);
6007 Session::post_capture_latency ()
6009 set_worst_capture_latency ();
6011 /* reflect any changes in capture latencies into capture offsets
6014 boost::shared_ptr<RouteList> rl = routes.reader();
6015 for (RouteList::iterator i = rl->begin(); i != rl->end(); ++i) {
6016 boost::shared_ptr<Track> tr = boost::dynamic_pointer_cast<Track> (*i);
6018 tr->set_capture_offset ();
6024 Session::initialize_latencies ()
6027 Glib::Threads::Mutex::Lock lm (_engine.process_lock());
6028 update_latency (false);
6029 update_latency (true);
6032 set_worst_io_latencies ();
6036 Session::set_worst_io_latencies ()
6038 set_worst_playback_latency ();
6039 set_worst_capture_latency ();
6043 Session::set_worst_playback_latency ()
6045 if (_state_of_the_state & (InitialConnecting|Deletion)) {
6049 _worst_output_latency = 0;
6051 if (!_engine.connected()) {
6055 boost::shared_ptr<RouteList> r = routes.reader ();
6057 for (RouteList::iterator i = r->begin(); i != r->end(); ++i) {
6058 _worst_output_latency = max (_worst_output_latency, (*i)->output()->latency());
6061 DEBUG_TRACE (DEBUG::Latency, string_compose ("Worst output latency: %1\n", _worst_output_latency));
6065 Session::set_worst_capture_latency ()
6067 if (_state_of_the_state & (InitialConnecting|Deletion)) {
6071 _worst_input_latency = 0;
6073 if (!_engine.connected()) {
6077 boost::shared_ptr<RouteList> r = routes.reader ();
6079 for (RouteList::iterator i = r->begin(); i != r->end(); ++i) {
6080 _worst_input_latency = max (_worst_input_latency, (*i)->input()->latency());
6083 DEBUG_TRACE (DEBUG::Latency, string_compose ("Worst input latency: %1\n", _worst_input_latency));
6087 Session::update_latency_compensation (bool force_whole_graph)
6089 bool some_track_latency_changed = false;
6091 if (_state_of_the_state & (InitialConnecting|Deletion)) {
6095 DEBUG_TRACE(DEBUG::Latency, "---------------------------- update latency compensation\n\n");
6097 _worst_track_latency = 0;
6099 boost::shared_ptr<RouteList> r = routes.reader ();
6101 for (RouteList::iterator i = r->begin(); i != r->end(); ++i) {
6102 if (!(*i)->is_auditioner() && ((*i)->active())) {
6104 if ((*i)->signal_latency () != (tl = (*i)->update_signal_latency ())) {
6105 some_track_latency_changed = true;
6107 _worst_track_latency = max (tl, _worst_track_latency);
6111 DEBUG_TRACE (DEBUG::Latency, string_compose ("worst signal processing latency: %1 (changed ? %2)\n", _worst_track_latency,
6112 (some_track_latency_changed ? "yes" : "no")));
6114 DEBUG_TRACE(DEBUG::Latency, "---------------------------- DONE update latency compensation\n\n");
6116 if (some_track_latency_changed || force_whole_graph) {
6117 _engine.update_latencies ();
6121 for (RouteList::iterator i = r->begin(); i != r->end(); ++i) {
6122 boost::shared_ptr<Track> tr = boost::dynamic_pointer_cast<Track> (*i);
6126 tr->set_capture_offset ();
6131 Session::session_name_is_legal (const string& path)
6133 char illegal_chars[] = { '/', '\\', ':', ';', '\0' };
6135 for (int i = 0; illegal_chars[i]; ++i) {
6136 if (path.find (illegal_chars[i]) != string::npos) {
6137 return illegal_chars[i];
6145 Session::next_control_id () const
6149 /* the monitor bus remote ID is in a different
6150 * "namespace" than regular routes. its existence doesn't
6151 * affect normal (low) numbered routes.
6158 /* the same about masterbus in Waves Tracks */
6160 if (Profile->get_trx() && _master_out) {
6164 return nroutes() - subtract;
6168 Session::notify_remote_id_change ()
6170 if (deletion_in_progress()) {
6174 switch (Config->get_remote_model()) {
6176 Route::RemoteControlIDChange (); /* EMIT SIGNAL */
6182 #ifdef USE_TRACKS_CODE_FEATURES
6183 /* Waves Tracks: for Waves Tracks session it's required to reconnect their IOs
6184 * if track order has been changed by user
6186 reconnect_existing_routes(true, true);
6192 Session::sync_order_keys ()
6194 if (deletion_in_progress()) {
6198 /* tell everyone that something has happened to the sort keys
6199 and let them sync up with the change(s)
6200 this will give objects that manage the sort order keys the
6201 opportunity to keep them in sync if they wish to.
6204 DEBUG_TRACE (DEBUG::OrderKeys, "Sync Order Keys.\n");
6206 reassign_track_numbers();
6208 Route::SyncOrderKeys (); /* EMIT SIGNAL */
6210 DEBUG_TRACE (DEBUG::OrderKeys, "\tsync done\n");
6214 Session::operation_in_progress (GQuark op) const
6216 return (find (_current_trans_quarks.begin(), _current_trans_quarks.end(), op) != _current_trans_quarks.end());
6219 boost::shared_ptr<Port>
6220 Session::ltc_input_port () const
6222 return _ltc_input->nth (0);
6225 boost::shared_ptr<Port>
6226 Session::ltc_output_port () const
6228 return _ltc_output->nth (0);
6232 Session::reconnect_ltc_input ()
6236 string src = Config->get_ltc_source_port();
6238 _ltc_input->disconnect (this);
6240 if (src != _("None") && !src.empty()) {
6241 _ltc_input->nth (0)->connect (src);
6244 if ( ARDOUR::Profile->get_trx () ) {
6245 // Tracks need this signal to update timecode_source_dropdown
6246 MtcOrLtcInputPortChanged (); //emit signal
6252 Session::reconnect_ltc_output ()
6256 string src = Config->get_ltc_output_port();
6258 _ltc_output->disconnect (this);
6260 if (src != _("None") && !src.empty()) {
6261 _ltc_output->nth (0)->connect (src);
6267 Session::set_range_selection (framepos_t start, framepos_t end)
6269 _range_selection = Evoral::Range<framepos_t> (start, end);
6270 #ifdef USE_TRACKS_CODE_FEATURES
6271 follow_playhead_priority ();
6276 Session::set_object_selection (framepos_t start, framepos_t end)
6278 _object_selection = Evoral::Range<framepos_t> (start, end);
6279 #ifdef USE_TRACKS_CODE_FEATURES
6280 follow_playhead_priority ();
6285 Session::clear_range_selection ()
6287 _range_selection = Evoral::Range<framepos_t> (-1,-1);
6288 #ifdef USE_TRACKS_CODE_FEATURES
6289 follow_playhead_priority ();
6294 Session::clear_object_selection ()
6296 _object_selection = Evoral::Range<framepos_t> (-1,-1);
6297 #ifdef USE_TRACKS_CODE_FEATURES
6298 follow_playhead_priority ();