2 Copyright (C) 2000 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.
21 #include "libardour-config.h"
29 #include <boost/algorithm/string.hpp>
31 #include "pbd/xml++.h"
32 #include "pbd/enumwriter.h"
33 #include "pbd/locale_guard.h"
34 #include "pbd/memento_command.h"
35 #include "pbd/stacktrace.h"
36 #include "pbd/types_convert.h"
37 #include "pbd/unwind.h"
39 #include "ardour/amp.h"
40 #include "ardour/audio_buffer.h"
41 #include "ardour/audio_track.h"
42 #include "ardour/audio_port.h"
43 #include "ardour/audioengine.h"
44 #include "ardour/boost_debug.h"
45 #include "ardour/buffer.h"
46 #include "ardour/buffer_set.h"
47 #include "ardour/capturing_processor.h"
48 #include "ardour/debug.h"
49 #include "ardour/delivery.h"
50 #include "ardour/event_type_map.h"
51 #include "ardour/gain_control.h"
52 #include "ardour/internal_return.h"
53 #include "ardour/internal_send.h"
54 #include "ardour/meter.h"
55 #include "ardour/delayline.h"
56 #include "ardour/midi_buffer.h"
57 #include "ardour/midi_port.h"
58 #include "ardour/monitor_processor.h"
59 #include "ardour/pannable.h"
60 #include "ardour/panner.h"
61 #include "ardour/panner_shell.h"
62 #include "ardour/parameter_descriptor.h"
63 #include "ardour/phase_control.h"
64 #include "ardour/plugin_insert.h"
65 #include "ardour/port.h"
66 #include "ardour/port_insert.h"
67 #include "ardour/processor.h"
68 #include "ardour/profile.h"
69 #include "ardour/route.h"
70 #include "ardour/route_group.h"
71 #include "ardour/send.h"
72 #include "ardour/session.h"
73 #include "ardour/solo_control.h"
74 #include "ardour/solo_isolate_control.h"
75 #include "ardour/types_convert.h"
76 #include "ardour/unknown_processor.h"
77 #include "ardour/utils.h"
78 #include "ardour/vca.h"
83 using namespace ARDOUR;
86 PBD::Signal3<int,boost::shared_ptr<Route>, boost::shared_ptr<PluginInsert>, Route::PluginSetupOptions > Route::PluginSetup;
88 /** Base class for all routable/mixable objects (tracks and busses) */
89 Route::Route (Session& sess, string name, PresentationInfo::Flag flag, DataType default_type)
90 : Stripable (sess, name, PresentationInfo (flag))
91 , GraphNode (sess._process_graph)
92 , Muteable (sess, name)
95 , _signal_latency_at_amp_position (0)
96 , _signal_latency_at_trim_position (0)
99 , _pending_process_reorder (0)
100 , _pending_signals (0)
101 , _pending_declick (true)
102 , _meter_point (MeterPostFader)
103 , _pending_meter_point (MeterPostFader)
104 , _meter_type (MeterPeak)
105 , _denormal_protection (false)
108 , _declickable (false)
109 , _have_internal_generator (false)
110 , _default_type (default_type)
112 , _in_configure_processors (false)
113 , _initial_io_setup (false)
114 , _in_sidechain_setup (false)
116 , _custom_meter_position_noted (false)
119 processor_max_streams.reset();
122 boost::weak_ptr<Route>
123 Route::weakroute () {
124 return boost::weak_ptr<Route> (boost::dynamic_pointer_cast<Route> (shared_from_this ()));
130 /* set default meter type */
132 _meter_type = Config->get_meter_type_master ();
134 else if (dynamic_cast<Track*>(this)) {
135 _meter_type = Config->get_meter_type_track ();
137 _meter_type = Config->get_meter_type_bus ();
140 /* add standard controls */
142 _gain_control.reset (new GainControl (_session, GainAutomation));
143 _trim_control.reset (new GainControl (_session, TrimAutomation));
144 /* While the route has-a gain-control for consistency with Stripable and VCA
145 * ownership is handed over to the Amp Processor which manages the
146 * state of the Control and AutomationList as part of its
147 * Automatable API. -- Don't call add_control () here.
150 _solo_control.reset (new SoloControl (_session, X_("solo"), *this, *this));
151 add_control (_solo_control);
152 _solo_control->Changed.connect_same_thread (*this, boost::bind (&Route::solo_control_changed, this, _1, _2));
154 _mute_control.reset (new MuteControl (_session, X_("mute"), *this));
155 add_control (_mute_control);
157 _phase_control.reset (new PhaseControl (_session, X_("phase")));
158 add_control (_phase_control);
160 _solo_isolate_control.reset (new SoloIsolateControl (_session, X_("solo-iso"), *this, *this));
161 add_control (_solo_isolate_control);
163 _solo_safe_control.reset (new SoloSafeControl (_session, X_("solo-safe")));
164 add_control (_solo_safe_control);
168 if (!(_presentation_info.flags() & PresentationInfo::MonitorOut)) {
169 _pannable.reset (new Pannable (_session));
172 /* input and output objects */
174 _input.reset (new IO (_session, _name, IO::Input, _default_type));
175 _output.reset (new IO (_session, _name, IO::Output, _default_type));
177 _input->changed.connect_same_thread (*this, boost::bind (&Route::input_change_handler, this, _1, _2));
178 _input->PortCountChanging.connect_same_thread (*this, boost::bind (&Route::input_port_count_changing, this, _1));
180 _output->changed.connect_same_thread (*this, boost::bind (&Route::output_change_handler, this, _1, _2));
181 _output->PortCountChanging.connect_same_thread (*this, boost::bind (&Route::output_port_count_changing, this, _1));
183 /* add the amp/fader processor.
184 * it should be the first processor to be added on every route.
187 _amp.reset (new Amp (_session, X_("Fader"), _gain_control, true));
188 add_processor (_amp, PostFader);
191 _amp->set_display_name (_("Monitor"));
194 #if 0 // not used - just yet
195 if (!is_master() && !is_monitor() && !is_auditioner()) {
196 _delayline.reset (new DelayLine (_session, _name));
197 add_processor (_delayline, PreFader);
203 _trim.reset (new Amp (_session, X_("Trim"), _trim_control, false));
204 _trim->set_display_to_user (false);
206 if (dynamic_cast<AudioTrack*>(this)) {
207 /* we can't do this in the AudioTrack's constructor
208 * because _trim does not exit then
212 else if (!dynamic_cast<Track*>(this) && ! ( is_monitor() || is_auditioner() )) {
217 /* create standard processors: meter, main outs, monitor out;
218 they will be added to _processors by setup_invisible_processors ()
221 _meter.reset (new PeakMeter (_session, _name));
222 _meter->set_owner (this);
223 _meter->set_display_to_user (false);
226 _main_outs.reset (new Delivery (_session, _output, _pannable, _mute_master, _name, Delivery::Main));
227 _main_outs->activate ();
230 /* where we listen to tracks */
231 _intreturn.reset (new InternalReturn (_session));
232 _intreturn->activate ();
234 /* the thing that provides proper control over a control/monitor/listen bus
235 (such as per-channel cut, dim, solo, invert, etc).
237 _monitor_control.reset (new MonitorProcessor (_session));
238 _monitor_control->activate ();
241 /* now that we have _meter, its safe to connect to this */
244 Glib::Threads::Mutex::Lock lx (AudioEngine::instance()->process_lock ());
245 configure_processors (0);
253 DEBUG_TRACE (DEBUG::Destruction, string_compose ("route %1 destructor\n", _name));
255 /* do this early so that we don't get incoming signals as we are going through destruction
260 /* don't use clear_processors here, as it depends on the session which may
261 be half-destroyed by now
264 Glib::Threads::RWLock::WriterLock lm (_processor_lock);
265 for (ProcessorList::iterator i = _processors.begin(); i != _processors.end(); ++i) {
266 (*i)->drop_references ();
269 _processors.clear ();
273 Route::ensure_track_or_route_name(string name, Session &session)
275 string newname = name;
277 while (!session.io_name_is_legal (newname)) {
278 newname = bump_name_once (newname, ' ');
285 Route::set_trim (gain_t val, Controllable::GroupControlDisposition /* group override */)
287 // TODO route group, see set_gain()
288 // _trim_control->route_set_value (val);
292 Route::maybe_declick (BufferSet&, framecnt_t, int)
294 /* this is the "bus" implementation and they never declick.
299 /** Process this route for one (sub) cycle (process thread)
301 * @param bufs Scratch buffers to use for the signal path
302 * @param start_frame Initial transport frame
303 * @param end_frame Final transport frame
304 * @param nframes Number of frames to output (to ports)
306 * Note that (end_frame - start_frame) may not be equal to nframes when the
307 * transport speed isn't 1.0 (eg varispeed).
310 Route::process_output_buffers (BufferSet& bufs,
311 framepos_t start_frame, framepos_t end_frame, pframes_t nframes,
312 int declick, bool gain_automation_ok)
314 /* Caller must hold process lock */
315 assert (!AudioEngine::instance()->process_lock().trylock());
317 Glib::Threads::RWLock::ReaderLock lm (_processor_lock, Glib::Threads::TRY_LOCK);
319 // can this actually happen? functions calling process_output_buffers()
320 // already take a reader-lock.
321 bufs.silence (nframes, 0);
325 automation_run (start_frame, nframes);
327 /* figure out if we're going to use gain automation */
328 if (gain_automation_ok) {
329 _amp->set_gain_automation_buffer (_session.gain_automation_buffer ());
330 _amp->setup_gain_automation (
331 start_frame + _signal_latency_at_amp_position,
332 end_frame + _signal_latency_at_amp_position,
335 _trim->set_gain_automation_buffer (_session.trim_automation_buffer ());
336 _trim->setup_gain_automation (
337 start_frame + _signal_latency_at_trim_position,
338 end_frame + _signal_latency_at_trim_position,
341 _amp->apply_gain_automation (false);
342 _trim->apply_gain_automation (false);
345 /* Tell main outs what to do about monitoring. We do this so that
346 on a transition between monitoring states we get a de-clicking gain
347 change in the _main_outs delivery, if config.get_use_monitor_fades()
350 We override this in the case where we have an internal generator.
352 bool silence = _have_internal_generator ? false : (monitoring_state () == MonitoringSilence);
354 _main_outs->no_outs_cuz_we_no_monitor (silence);
356 /* -------------------------------------------------------------------------------------------
357 GLOBAL DECLICK (for transport changes etc.)
358 ----------------------------------------------------------------------------------------- */
360 maybe_declick (bufs, nframes, declick);
361 _pending_declick = 0;
363 /* -------------------------------------------------------------------------------------------
364 DENORMAL CONTROL/PHASE INVERT
365 ----------------------------------------------------------------------------------------- */
367 if (!_phase_control->none()) {
371 if (_denormal_protection || Config->get_denormal_protection()) {
373 for (BufferSet::audio_iterator i = bufs.audio_begin(); i != bufs.audio_end(); ++i, ++chn) {
374 Sample* const sp = i->data();
376 if (_phase_control->inverted (chn)) {
377 for (pframes_t nx = 0; nx < nframes; ++nx) {
382 for (pframes_t nx = 0; nx < nframes; ++nx) {
390 for (BufferSet::audio_iterator i = bufs.audio_begin(); i != bufs.audio_end(); ++i, ++chn) {
391 Sample* const sp = i->data();
393 if (_phase_control->inverted (chn)) {
394 for (pframes_t nx = 0; nx < nframes; ++nx) {
403 if (_denormal_protection || Config->get_denormal_protection()) {
405 for (BufferSet::audio_iterator i = bufs.audio_begin(); i != bufs.audio_end(); ++i) {
406 Sample* const sp = i->data();
407 for (pframes_t nx = 0; nx < nframes; ++nx) {
415 /* -------------------------------------------------------------------------------------------
417 ----------------------------------------------------------------------------------------- */
419 /* set this to be true if the meter will already have been ::run() earlier */
420 bool const meter_already_run = metering_state() == MeteringInput;
422 framecnt_t latency = 0;
423 const double speed = _session.transport_speed ();
425 for (ProcessorList::const_iterator i = _processors.begin(); i != _processors.end(); ++i) {
427 if (meter_already_run && boost::dynamic_pointer_cast<PeakMeter> (*i)) {
428 /* don't ::run() the meter, otherwise it will have its previous peak corrupted */
433 /* if it has any inputs, make sure they match */
434 if (boost::dynamic_pointer_cast<UnknownProcessor> (*i) == 0 && (*i)->input_streams() != ChanCount::ZERO) {
435 if (bufs.count() != (*i)->input_streams()) {
437 DEBUG::Processors, string_compose (
438 "input port mismatch %1 bufs = %2 input for %3 = %4\n",
439 _name, bufs.count(), (*i)->name(), (*i)->input_streams()
446 /* should we NOT run plugins here if the route is inactive?
447 do we catch route != active somewhere higher?
450 if (boost::dynamic_pointer_cast<Send>(*i) != 0) {
451 boost::dynamic_pointer_cast<Send>(*i)->set_delay_in(_signal_latency - latency);
453 if (boost::dynamic_pointer_cast<PluginInsert>(*i) != 0) {
454 const framecnt_t longest_session_latency = _initial_delay + _signal_latency;
455 boost::dynamic_pointer_cast<PluginInsert>(*i)->set_sidechain_latency (
456 _initial_delay + latency, longest_session_latency - latency);
459 (*i)->run (bufs, start_frame - latency, end_frame - latency, speed, nframes, *i != _processors.back());
460 bufs.set_count ((*i)->output_streams());
462 if ((*i)->active ()) {
463 latency += (*i)->signal_latency ();
469 Route::bounce_process (BufferSet& buffers, framepos_t start, framecnt_t nframes,
470 boost::shared_ptr<Processor> endpoint,
471 bool include_endpoint, bool for_export, bool for_freeze)
473 /* If no processing is required, there's no need to go any further. */
474 if (!endpoint && !include_endpoint) {
478 framecnt_t latency = bounce_get_latency(_amp, false, for_export, for_freeze);
479 _amp->set_gain_automation_buffer (_session.gain_automation_buffer ());
480 _amp->setup_gain_automation (start - latency, start - latency + nframes, nframes);
482 /* trim is always at the top, for bounce no latency compensation is needed */
483 _trim->set_gain_automation_buffer (_session.trim_automation_buffer ());
484 _trim->setup_gain_automation (start, start + nframes, nframes);
487 const double speed = _session.transport_speed ();
488 for (ProcessorList::iterator i = _processors.begin(); i != _processors.end(); ++i) {
490 if (!include_endpoint && (*i) == endpoint) {
494 /* if we're *not* exporting, stop processing if we come across a routing processor. */
495 if (!for_export && boost::dynamic_pointer_cast<PortInsert>(*i)) {
498 if (!for_export && for_freeze && (*i)->does_routing() && (*i)->active()) {
502 /* special case the panner (export outputs)
503 * Ideally we'd only run the panner, not the delivery itself...
504 * but panners need separate input/output buffers and some context
505 * (panshell, panner type, etc). AFAICT there is no ill side effect
506 * of re-using the main delivery when freewheeling/exporting a region.
508 if ((*i) == _main_outs) {
509 assert ((*i)->does_routing());
510 (*i)->run (buffers, start - latency, start - latency + nframes, speed, nframes, true);
511 buffers.set_count ((*i)->output_streams());
514 /* don't run any processors that do routing.
515 * Also don't bother with metering.
517 if (!(*i)->does_routing() && !boost::dynamic_pointer_cast<PeakMeter>(*i)) {
518 (*i)->run (buffers, start - latency, start - latency + nframes, 1.0, nframes, true);
519 buffers.set_count ((*i)->output_streams());
520 latency += (*i)->signal_latency ();
523 if ((*i) == endpoint) {
530 Route::bounce_get_latency (boost::shared_ptr<Processor> endpoint,
531 bool include_endpoint, bool for_export, bool for_freeze) const
533 framecnt_t latency = 0;
534 if (!endpoint && !include_endpoint) {
538 for (ProcessorList::const_iterator i = _processors.begin(); i != _processors.end(); ++i) {
539 if (!include_endpoint && (*i) == endpoint) {
542 if (!for_export && boost::dynamic_pointer_cast<PortInsert>(*i)) {
545 if (!for_export && for_freeze && (*i)->does_routing() && (*i)->active()) {
548 if (!(*i)->does_routing() && !boost::dynamic_pointer_cast<PeakMeter>(*i)) {
549 latency += (*i)->signal_latency ();
551 if ((*i) == endpoint) {
559 Route::bounce_get_output_streams (ChanCount &cc, boost::shared_ptr<Processor> endpoint,
560 bool include_endpoint, bool for_export, bool for_freeze) const
562 if (!endpoint && !include_endpoint) {
566 for (ProcessorList::const_iterator i = _processors.begin(); i != _processors.end(); ++i) {
567 if (!include_endpoint && (*i) == endpoint) {
570 if (!for_export && boost::dynamic_pointer_cast<PortInsert>(*i)) {
573 if (!for_export && for_freeze && (*i)->does_routing() && (*i)->active()) {
576 if (!(*i)->does_routing() && !boost::dynamic_pointer_cast<PeakMeter>(*i)) {
577 cc = (*i)->output_streams();
579 if ((*i) == endpoint) {
587 Route::n_process_buffers ()
589 return max (_input->n_ports(), processor_max_streams);
593 Route::monitor_run (framepos_t start_frame, framepos_t end_frame, pframes_t nframes, int declick)
595 assert (is_monitor());
596 BufferSet& bufs (_session.get_route_buffers (n_process_buffers()));
597 fill_buffers_with_input (bufs, _input, nframes);
598 passthru (bufs, start_frame, end_frame, nframes, declick);
602 Route::passthru (BufferSet& bufs, framepos_t start_frame, framepos_t end_frame, pframes_t nframes, int declick)
606 if (is_monitor() && _session.listening() && !_session.is_auditioning()) {
608 /* control/monitor bus ignores input ports when something is
609 feeding the listen "stream". data will "arrive" into the
610 route from the intreturn processor element.
613 bufs.silence (nframes, 0);
616 write_out_of_band_data (bufs, start_frame, end_frame, nframes);
617 process_output_buffers (bufs, start_frame, end_frame, nframes, declick, true);
621 Route::passthru_silence (framepos_t start_frame, framepos_t end_frame, pframes_t nframes, int declick)
623 BufferSet& bufs (_session.get_route_buffers (n_process_buffers(), true));
625 bufs.set_count (_input->n_ports());
626 write_out_of_band_data (bufs, start_frame, end_frame, nframes);
627 process_output_buffers (bufs, start_frame, end_frame, nframes, declick, false);
631 Route::set_listen (bool yn)
634 if (_monitor_send->active() == yn) {
638 _monitor_send->activate ();
640 _monitor_send->deactivate ();
646 Route::solo_control_changed (bool, Controllable::GroupControlDisposition)
648 /* nothing to do if we're not using AFL/PFL. But if we are, we need
649 to alter the active state of the monitor send.
652 if (Config->get_solo_control_is_listen_control ()) {
653 set_listen (_solo_control->self_soloed() || _solo_control->get_masters_value());
658 Route::push_solo_isolate_upstream (int32_t delta)
660 /* forward propagate solo-isolate status to everything fed by this route, but not those via sends only */
662 boost::shared_ptr<RouteList> routes = _session.get_routes ();
663 for (RouteList::iterator i = routes->begin(); i != routes->end(); ++i) {
665 if ((*i).get() == this || !(*i)->can_solo()) {
670 bool does_feed = feeds (*i, &sends_only);
672 if (does_feed && !sends_only) {
673 (*i)->solo_isolate_control()->mod_solo_isolated_by_upstream (delta);
679 Route::push_solo_upstream (int delta)
681 DEBUG_TRACE (DEBUG::Solo, string_compose("\t ... INVERT push from %1\n", _name));
682 for (FedBy::iterator i = _fed_by.begin(); i != _fed_by.end(); ++i) {
686 boost::shared_ptr<Route> sr (i->r.lock());
688 sr->solo_control()->mod_solo_by_others_downstream (-delta);
695 dump_processors(const string& name, const list<boost::shared_ptr<Processor> >& procs)
697 cerr << name << " {" << endl;
698 for (list<boost::shared_ptr<Processor> >::const_iterator p = procs.begin();
699 p != procs.end(); ++p) {
700 cerr << "\t" << (*p)->name() << " ID = " << (*p)->id() << " @ " << (*p) << endl;
706 /** Supposing that we want to insert a Processor at a given Placement, return
707 * the processor to add the new one before (or 0 to add at the end).
709 boost::shared_ptr<Processor>
710 Route::before_processor_for_placement (Placement p)
712 Glib::Threads::RWLock::ReaderLock lm (_processor_lock);
714 ProcessorList::iterator loc;
717 /* generic pre-fader: insert immediately before the amp */
718 loc = find (_processors.begin(), _processors.end(), _amp);
720 /* generic post-fader: insert right before the main outs */
721 loc = find (_processors.begin(), _processors.end(), _main_outs);
724 return loc != _processors.end() ? *loc : boost::shared_ptr<Processor> ();
727 /** Supposing that we want to insert a Processor at a given index, return
728 * the processor to add the new one before (or 0 to add at the end).
730 boost::shared_ptr<Processor>
731 Route::before_processor_for_index (int index)
734 return boost::shared_ptr<Processor> ();
737 Glib::Threads::RWLock::ReaderLock lm (_processor_lock);
739 ProcessorList::iterator i = _processors.begin ();
741 while (i != _processors.end() && j < index) {
742 if ((*i)->display_to_user()) {
749 return (i != _processors.end() ? *i : boost::shared_ptr<Processor> ());
752 /** Add a processor either pre- or post-fader
753 * @return 0 on success, non-0 on failure.
756 Route::add_processor (boost::shared_ptr<Processor> processor, Placement placement, ProcessorStreams* err, bool activation_allowed)
758 return add_processor (processor, before_processor_for_placement (placement), err, activation_allowed);
762 /** Add a processor to a route such that it ends up with a given index into the visible processors.
763 * @param index Index to add the processor at, or -1 to add at the end of the list.
764 * @return 0 on success, non-0 on failure.
767 Route::add_processor_by_index (boost::shared_ptr<Processor> processor, int index, ProcessorStreams* err, bool activation_allowed)
769 return add_processor (processor, before_processor_for_index (index), err, activation_allowed);
772 /** Add a processor to the route.
773 * @param before An existing processor in the list, or 0; the new processor will be inserted immediately before it (or at the end).
774 * @return 0 on success, non-0 on failure.
777 Route::add_processor (boost::shared_ptr<Processor> processor, boost::shared_ptr<Processor> before, ProcessorStreams* err, bool activation_allowed)
779 assert (processor != _meter);
780 assert (processor != _main_outs);
782 DEBUG_TRACE (DEBUG::Processors, string_compose (
783 "%1 adding processor %2\n", name(), processor->name()));
787 pl.push_back (processor);
788 int rv = add_processors (pl, before, err);
794 if (activation_allowed && (!_session.get_bypass_all_loaded_plugins () || !processor->display_to_user ())) {
795 processor->activate ();
802 Route::processor_selfdestruct (boost::weak_ptr<Processor> wp)
804 /* We cannot destruct the processor here (usually RT-thread
805 * with various locks held - in case of sends also io_locks).
806 * Queue for deletion in low-priority thread.
808 Glib::Threads::Mutex::Lock lx (selfdestruct_lock);
809 selfdestruct_sequence.push_back (wp);
813 Route::add_processor_from_xml_2X (const XMLNode& node, int version)
815 XMLProperty const * prop;
818 boost::shared_ptr<Processor> processor;
820 /* bit of a hack: get the `placement' property from the <Redirect> tag here
821 so that we can add the processor in the right place (pre/post-fader)
824 XMLNodeList const & children = node.children ();
825 XMLNodeList::const_iterator i = children.begin ();
827 while (i != children.end() && (*i)->name() != X_("Redirect")) {
831 Placement placement = PreFader;
833 if (i != children.end()) {
834 if ((prop = (*i)->property (X_("placement"))) != 0) {
835 placement = Placement (string_2_enum (prop->value(), placement));
839 if (node.name() == "Insert") {
841 if ((prop = node.property ("type")) != 0) {
843 if (prop->value() == "ladspa" || prop->value() == "Ladspa" ||
844 prop->value() == "lv2" ||
845 prop->value() == "windows-vst" ||
846 prop->value() == "mac-vst" ||
847 prop->value() == "lxvst" ||
848 prop->value() == "audiounit") {
850 if (_session.get_disable_all_loaded_plugins ()) {
851 processor.reset (new UnknownProcessor (_session, node));
853 processor.reset (new PluginInsert (_session));
854 processor->set_owner (this);
859 processor.reset (new PortInsert (_session, _pannable, _mute_master));
864 } else if (node.name() == "Send") {
866 boost::shared_ptr<Pannable> sendpan (new Pannable (_session));
867 processor.reset (new Send (_session, sendpan, _mute_master));
871 error << string_compose(_("unknown Processor type \"%1\"; ignored"), node.name()) << endmsg;
875 if (processor->set_state (node, version)) {
879 //A2 uses the "active" flag in the toplevel redirect node, not in the child plugin/IO
880 if (i != children.end()) {
881 if ((prop = (*i)->property (X_("active"))) != 0) {
882 if ( string_to<bool> (prop->value()) && (!_session.get_bypass_all_loaded_plugins () || !processor->display_to_user () ) )
883 processor->activate();
885 processor->deactivate();
889 return (add_processor (processor, placement, 0, false) == 0);
892 catch (failed_constructor &err) {
893 warning << _("processor could not be created. Ignored.") << endmsg;
899 inline Route::PluginSetupOptions operator|= (Route::PluginSetupOptions& a, const Route::PluginSetupOptions& b) {
900 return a = static_cast<Route::PluginSetupOptions> (static_cast <int>(a) | static_cast<int> (b));
903 inline Route::PluginSetupOptions operator&= (Route::PluginSetupOptions& a, const Route::PluginSetupOptions& b) {
904 return a = static_cast<Route::PluginSetupOptions> (static_cast <int>(a) & static_cast<int> (b));
908 Route::add_processors (const ProcessorList& others, boost::shared_ptr<Processor> before, ProcessorStreams* err)
910 ProcessorList::iterator loc;
911 boost::shared_ptr <PluginInsert> fanout;
913 if (g_atomic_int_get (&_pending_process_reorder)) {
914 /* we need to flush any pending re-order changes */
915 Glib::Threads::Mutex::Lock lx (AudioEngine::instance()->process_lock ());
916 apply_processor_changes_rt ();
920 loc = find(_processors.begin(), _processors.end(), before);
921 if (loc == _processors.end ()) {
925 /* nothing specified - at end */
926 loc = _processors.end ();
929 if (others.empty()) {
933 ProcessorList to_skip;
935 // check if there's an instrument to replace or configure
936 for (ProcessorList::const_iterator i = others.begin(); i != others.end(); ++i) {
937 boost::shared_ptr<PluginInsert> pi;
938 if ((pi = boost::dynamic_pointer_cast<PluginInsert>(*i)) == 0) {
941 if (!pi->plugin ()->get_info ()->is_instrument ()) {
944 boost::shared_ptr<Processor> instrument = the_instrument ();
945 ChanCount in (DataType::MIDI, 1);
946 ChanCount out (DataType::AUDIO, 2); // XXX route's out?!
948 PluginSetupOptions flags = None;
951 in = instrument->input_streams ();
952 out = instrument->output_streams ();
954 if (pi->has_output_presets (in, out)) {
958 pi->set_strict_io (_strict_io);
960 PluginSetupOptions mask = None;
961 if (Config->get_ask_replace_instrument ()) {
964 if (Config->get_ask_setup_instrument ()) {
971 boost::optional<int> rv = PluginSetup (boost::dynamic_pointer_cast<Route>(shared_from_this ()), pi, flags); /* EMIT SIGNAL */
972 int mode = rv.get_value_or (0);
975 to_skip.push_back (*i); // don't add this one;
978 replace_processor (instrument, *i, err);
979 to_skip.push_back (*i);
984 if ((mode & 5) == 4) {
991 Glib::Threads::Mutex::Lock lx (AudioEngine::instance()->process_lock ());
992 Glib::Threads::RWLock::WriterLock lm (_processor_lock);
993 ProcessorState pstate (this);
995 for (ProcessorList::const_iterator i = others.begin(); i != others.end(); ++i) {
1000 ProcessorList::iterator check = find (to_skip.begin(), to_skip.end(), *i);
1001 if (check != to_skip.end()) {
1005 boost::shared_ptr<PluginInsert> pi;
1007 if ((pi = boost::dynamic_pointer_cast<PluginInsert>(*i)) != 0) {
1008 pi->set_strict_io (_strict_io);
1012 /* Ensure that only one amp is in the list at any time */
1013 ProcessorList::iterator check = find (_processors.begin(), _processors.end(), *i);
1014 if (check != _processors.end()) {
1015 if (before == _amp) {
1016 /* Already in position; all is well */
1019 _processors.erase (check);
1024 assert (find (_processors.begin(), _processors.end(), *i) == _processors.end ());
1026 _processors.insert (loc, *i);
1027 (*i)->set_owner (this);
1030 if (configure_processors_unlocked (err, &lm)) {
1032 configure_processors_unlocked (0, &lm); // it worked before we tried to add it ...
1037 if (pi && pi->has_sidechain ()) {
1038 pi->sidechain_input ()->changed.connect_same_thread (*this, boost::bind (&Route::sidechain_change_handler, this, _1, _2));
1041 if ((*i)->active()) {
1042 // emit ActiveChanged() and latency_changed() if needed
1046 (*i)->ActiveChanged.connect_same_thread (*this, boost::bind (&Session::update_latency_compensation, &_session, false));
1048 boost::shared_ptr<Send> send;
1049 if ((send = boost::dynamic_pointer_cast<Send> (*i))) {
1050 send->SelfDestruct.connect_same_thread (*this,
1051 boost::bind (&Route::processor_selfdestruct, this, boost::weak_ptr<Processor> (*i)));
1055 for (ProcessorList::const_iterator i = _processors.begin(); i != _processors.end(); ++i) {
1056 boost::shared_ptr<PluginInsert> pi;
1058 if ((pi = boost::dynamic_pointer_cast<PluginInsert>(*i)) != 0) {
1059 if (pi->has_no_inputs ()) {
1060 _have_internal_generator = true;
1066 _output->set_user_latency (0);
1069 reset_instrument_info ();
1070 processors_changed (RouteProcessorChange ()); /* EMIT SIGNAL */
1071 set_processor_positions ();
1073 if (fanout && fanout->configured ()
1074 && fanout->output_streams().n_audio() > 2
1075 && boost::dynamic_pointer_cast<PluginInsert> (the_instrument ()) == fanout) {
1076 fan_out (); /* EMIT SIGNAL */
1082 Route::placement_range(Placement p, ProcessorList::iterator& start, ProcessorList::iterator& end)
1084 if (p == PreFader) {
1085 start = _processors.begin();
1086 end = find(_processors.begin(), _processors.end(), _amp);
1088 start = find(_processors.begin(), _processors.end(), _amp);
1090 end = _processors.end();
1094 /** Turn off all processors with a given placement
1095 * @param p Placement of processors to disable
1098 Route::disable_processors (Placement p)
1100 Glib::Threads::RWLock::ReaderLock lm (_processor_lock);
1102 ProcessorList::iterator start, end;
1103 placement_range(p, start, end);
1105 for (ProcessorList::iterator i = start; i != end; ++i) {
1106 (*i)->enable (false);
1109 _session.set_dirty ();
1112 /** Turn off all redirects
1115 Route::disable_processors ()
1117 Glib::Threads::RWLock::ReaderLock lm (_processor_lock);
1119 for (ProcessorList::iterator i = _processors.begin(); i != _processors.end(); ++i) {
1120 (*i)->enable (false);
1123 _session.set_dirty ();
1126 /** Turn off all redirects with a given placement
1127 * @param p Placement of redirects to disable
1130 Route::disable_plugins (Placement p)
1132 Glib::Threads::RWLock::ReaderLock lm (_processor_lock);
1134 ProcessorList::iterator start, end;
1135 placement_range(p, start, end);
1137 for (ProcessorList::iterator i = start; i != end; ++i) {
1138 if (boost::dynamic_pointer_cast<PluginInsert> (*i)) {
1139 (*i)->enable (false);
1143 _session.set_dirty ();
1146 /** Turn off all plugins
1149 Route::disable_plugins ()
1151 Glib::Threads::RWLock::ReaderLock lm (_processor_lock);
1153 for (ProcessorList::iterator i = _processors.begin(); i != _processors.end(); ++i) {
1154 if (boost::dynamic_pointer_cast<PluginInsert> (*i)) {
1155 (*i)->enable (false);
1159 _session.set_dirty ();
1164 Route::ab_plugins (bool forward)
1166 Glib::Threads::RWLock::ReaderLock lm (_processor_lock);
1170 /* forward = turn off all active redirects, and mark them so that the next time
1171 we go the other way, we will revert them
1174 for (ProcessorList::iterator i = _processors.begin(); i != _processors.end(); ++i) {
1175 if (!boost::dynamic_pointer_cast<PluginInsert> (*i)) {
1178 if (!(*i)->display_to_user ()) {
1182 if (boost::dynamic_pointer_cast<PluginInsert> (*i)->is_channelstrip()) {
1187 if ((*i)->enabled ()) {
1188 (*i)->enable (false);
1189 (*i)->set_next_ab_is_active (true);
1191 (*i)->set_next_ab_is_active (false);
1197 /* backward = if the redirect was marked to go active on the next ab, do so */
1199 for (ProcessorList::iterator i = _processors.begin(); i != _processors.end(); ++i) {
1200 if (!boost::dynamic_pointer_cast<PluginInsert> (*i)) {
1203 if (!(*i)->display_to_user ()) {
1207 if (boost::dynamic_pointer_cast<PluginInsert> (*i)->is_channelstrip()) {
1212 (*i)->enable ((*i)->get_next_ab_is_active ());
1216 _session.set_dirty ();
1220 /** Remove processors with a given placement.
1221 * @param p Placement of processors to remove.
1224 Route::clear_processors (Placement p)
1226 if (!_session.engine().connected()) {
1230 bool already_deleting = _session.deletion_in_progress();
1231 if (!already_deleting) {
1232 _session.set_deletion_in_progress();
1235 ProcessorList old_list = _processors;
1237 Glib::Threads::Mutex::Lock lx (AudioEngine::instance()->process_lock ());
1238 Glib::Threads::RWLock::WriterLock lm (_processor_lock);
1239 ProcessorList new_list;
1240 ProcessorStreams err;
1241 bool seen_amp = false;
1243 for (ProcessorList::iterator i = _processors.begin(); i != _processors.end(); ++i) {
1249 if ((*i) == _amp || (*i) == _meter || (*i) == _main_outs || (*i) == _delayline || (*i) == _trim) {
1251 /* you can't remove these */
1253 new_list.push_back (*i);
1260 new_list.push_back (*i);
1263 (*i)->drop_references ();
1271 (*i)->drop_references ();
1274 new_list.push_back (*i);
1281 _processors = new_list;
1282 configure_processors_unlocked (&err, &lm); // this can't fail
1284 /* drop references w/o process-lock (I/O procs may re-take it in ~IO() */
1287 processor_max_streams.reset();
1288 _have_internal_generator = false;
1289 processors_changed (RouteProcessorChange ()); /* EMIT SIGNAL */
1290 set_processor_positions ();
1292 reset_instrument_info ();
1294 if (!already_deleting) {
1295 _session.clear_deletion_in_progress();
1300 Route::remove_processor (boost::shared_ptr<Processor> processor, ProcessorStreams* err, bool need_process_lock)
1302 // TODO once the export point can be configured properly, do something smarter here
1303 if (processor == _capturing_processor) {
1304 Glib::Threads::Mutex::Lock lx (AudioEngine::instance()->process_lock (), Glib::Threads::NOT_LOCK);
1305 if (need_process_lock) {
1309 _capturing_processor.reset();
1311 if (need_process_lock) {
1316 /* these can never be removed */
1318 if (processor == _amp || processor == _meter || processor == _main_outs || processor == _delayline || processor == _trim) {
1322 if (!_session.engine().connected()) {
1326 processor_max_streams.reset();
1329 Glib::Threads::Mutex::Lock lx (AudioEngine::instance()->process_lock (), Glib::Threads::NOT_LOCK);
1330 if (need_process_lock) {
1334 /* Caller must hold process lock */
1335 assert (!AudioEngine::instance()->process_lock().trylock());
1337 Glib::Threads::RWLock::WriterLock lm (_processor_lock); // XXX deadlock after export
1339 ProcessorState pstate (this);
1341 ProcessorList::iterator i;
1342 bool removed = false;
1344 for (i = _processors.begin(); i != _processors.end(); ) {
1345 if (*i == processor) {
1347 /* move along, see failure case for configure_processors()
1348 where we may need to reconfigure the processor.
1351 /* stop redirects that send signals to JACK ports
1352 from causing noise as a result of no longer being
1356 boost::shared_ptr<IOProcessor> iop = boost::dynamic_pointer_cast<IOProcessor> (*i);
1357 boost::shared_ptr<PluginInsert> pi = boost::dynamic_pointer_cast<PluginInsert>(*i);
1361 iop = pi->sidechain();
1368 i = _processors.erase (i);
1376 _output->set_user_latency (0);
1384 if (configure_processors_unlocked (err, &lm)) {
1386 /* we know this will work, because it worked before :) */
1387 configure_processors_unlocked (0, &lm);
1391 _have_internal_generator = false;
1393 for (i = _processors.begin(); i != _processors.end(); ++i) {
1394 boost::shared_ptr<PluginInsert> pi;
1396 if ((pi = boost::dynamic_pointer_cast<PluginInsert>(*i)) != 0) {
1397 if (pi->has_no_inputs ()) {
1398 _have_internal_generator = true;
1403 if (need_process_lock) {
1408 reset_instrument_info ();
1409 processor->drop_references ();
1410 processors_changed (RouteProcessorChange ()); /* EMIT SIGNAL */
1411 set_processor_positions ();
1417 Route::replace_processor (boost::shared_ptr<Processor> old, boost::shared_ptr<Processor> sub, ProcessorStreams* err)
1419 /* these can never be removed */
1420 if (old == _amp || old == _meter || old == _main_outs || old == _delayline || old == _trim) {
1423 /* and can't be used as substitute, either */
1424 if (sub == _amp || sub == _meter || sub == _main_outs || sub == _delayline || sub == _trim) {
1428 /* I/Os are out, too */
1429 if (boost::dynamic_pointer_cast<IOProcessor> (old) || boost::dynamic_pointer_cast<IOProcessor> (sub)) {
1433 /* this function cannot be used to swap/reorder processors */
1434 if (find (_processors.begin(), _processors.end(), sub) != _processors.end ()) {
1438 if (!AudioEngine::instance()->connected() || !old || !sub) {
1442 /* ensure that sub is not owned by another route */
1443 if (sub->owner ()) {
1448 Glib::Threads::Mutex::Lock lx (AudioEngine::instance()->process_lock ());
1449 Glib::Threads::RWLock::WriterLock lm (_processor_lock);
1450 ProcessorState pstate (this);
1452 assert (find (_processors.begin(), _processors.end(), sub) == _processors.end ());
1454 ProcessorList::iterator i;
1455 bool replaced = false;
1456 bool enable = old->enabled ();
1458 for (i = _processors.begin(); i != _processors.end(); ) {
1460 i = _processors.erase (i);
1461 _processors.insert (i, sub);
1462 sub->set_owner (this);
1475 boost::shared_ptr<PluginInsert> pi;
1476 if ((pi = boost::dynamic_pointer_cast<PluginInsert>(sub)) != 0) {
1477 pi->set_strict_io (true);
1481 if (configure_processors_unlocked (err, &lm)) {
1483 configure_processors_unlocked (0, &lm);
1487 _have_internal_generator = false;
1489 for (i = _processors.begin(); i != _processors.end(); ++i) {
1490 boost::shared_ptr<PluginInsert> pi;
1491 if ((pi = boost::dynamic_pointer_cast<PluginInsert>(*i)) != 0) {
1492 if (pi->has_no_inputs ()) {
1493 _have_internal_generator = true;
1503 sub->ActiveChanged.connect_same_thread (*this, boost::bind (&Session::update_latency_compensation, &_session, false));
1504 _output->set_user_latency (0);
1507 reset_instrument_info ();
1508 old->drop_references ();
1509 processors_changed (RouteProcessorChange ()); /* EMIT SIGNAL */
1510 set_processor_positions ();
1515 Route::remove_processors (const ProcessorList& to_be_deleted, ProcessorStreams* err)
1517 ProcessorList deleted;
1519 if (!_session.engine().connected()) {
1523 processor_max_streams.reset();
1526 Glib::Threads::Mutex::Lock lx (AudioEngine::instance()->process_lock ());
1527 Glib::Threads::RWLock::WriterLock lm (_processor_lock);
1528 ProcessorState pstate (this);
1530 ProcessorList::iterator i;
1531 boost::shared_ptr<Processor> processor;
1533 for (i = _processors.begin(); i != _processors.end(); ) {
1537 /* these can never be removed */
1539 if (processor == _amp || processor == _meter || processor == _main_outs || processor == _delayline || processor == _trim) {
1544 /* see if its in the list of processors to delete */
1546 if (find (to_be_deleted.begin(), to_be_deleted.end(), processor) == to_be_deleted.end()) {
1551 /* stop IOProcessors that send to JACK ports
1552 from causing noise as a result of no longer being
1556 boost::shared_ptr<IOProcessor> iop = boost::dynamic_pointer_cast<IOProcessor>(processor);
1557 boost::shared_ptr<PluginInsert> pi = boost::dynamic_pointer_cast<PluginInsert>(processor);
1560 iop = pi->sidechain();
1567 deleted.push_back (processor);
1568 i = _processors.erase (i);
1571 if (deleted.empty()) {
1572 /* none of those in the requested list were found */
1576 _output->set_user_latency (0);
1578 if (configure_processors_unlocked (err, &lm)) {
1580 /* we know this will work, because it worked before :) */
1581 configure_processors_unlocked (0, &lm);
1586 _have_internal_generator = false;
1588 for (i = _processors.begin(); i != _processors.end(); ++i) {
1589 boost::shared_ptr<PluginInsert> pi;
1591 if ((pi = boost::dynamic_pointer_cast<PluginInsert>(*i)) != 0) {
1592 if (pi->has_no_inputs ()) {
1593 _have_internal_generator = true;
1600 /* now try to do what we need to so that those that were removed will be deleted */
1602 for (ProcessorList::iterator i = deleted.begin(); i != deleted.end(); ++i) {
1603 (*i)->drop_references ();
1606 reset_instrument_info ();
1607 processors_changed (RouteProcessorChange ()); /* EMIT SIGNAL */
1608 set_processor_positions ();
1614 Route::reset_instrument_info ()
1616 boost::shared_ptr<Processor> instr = the_instrument();
1618 _instrument_info.set_internal_instrument (instr);
1622 /** Caller must hold process lock */
1624 Route::configure_processors (ProcessorStreams* err)
1626 #ifndef PLATFORM_WINDOWS
1627 assert (!AudioEngine::instance()->process_lock().trylock());
1630 if (!_in_configure_processors) {
1631 Glib::Threads::RWLock::WriterLock lm (_processor_lock);
1632 return configure_processors_unlocked (err, &lm);
1639 Route::input_streams () const
1641 return _input->n_ports ();
1644 list<pair<ChanCount, ChanCount> >
1645 Route::try_configure_processors (ChanCount in, ProcessorStreams* err)
1647 Glib::Threads::RWLock::ReaderLock lm (_processor_lock);
1649 return try_configure_processors_unlocked (in, err);
1652 list<pair<ChanCount, ChanCount> >
1653 Route::try_configure_processors_unlocked (ChanCount in, ProcessorStreams* err)
1655 // Check each processor in order to see if we can configure as requested
1657 list<pair<ChanCount, ChanCount> > configuration;
1660 DEBUG_TRACE (DEBUG::Processors, string_compose ("%1: configure processors\n", _name));
1661 DEBUG_TRACE (DEBUG::Processors, "{\n");
1663 for (ProcessorList::iterator p = _processors.begin(); p != _processors.end(); ++p, ++index) {
1665 if ((*p)->can_support_io_configuration(in, out)) {
1667 if (boost::dynamic_pointer_cast<Delivery> (*p)
1668 && boost::dynamic_pointer_cast<Delivery> (*p)->role() == Delivery::Main
1670 && (is_monitor() || _strict_io || Profile->get_mixbus ())) {
1671 /* with strict I/O the panner + output are forced to
1672 * follow the last processor's output.
1674 * Delivery::can_support_io_configuration() will only add ports,
1675 * but not remove excess ports.
1677 * This works because the delivery only requires
1678 * as many outputs as there are inputs.
1679 * Delivery::configure_io() will do the actual removal
1680 * by calling _output->ensure_io()
1682 if (!is_master() && _session.master_out () && in.n_audio() > 0) {
1683 /* ..but at least as many as there are master-inputs, if
1684 * the delivery is dealing with audio */
1685 // XXX this may need special-casing for mixbus (master-outputs)
1686 // and should maybe be a preference anyway ?!
1687 out = ChanCount::max (in, _session.master_out ()->n_inputs ());
1693 DEBUG_TRACE (DEBUG::Processors, string_compose ("\t%1 ID=%2 in=%3 out=%4\n",(*p)->name(), (*p)->id(), in, out));
1694 configuration.push_back(make_pair(in, out));
1697 // restriction for Monitor Section Processors
1698 if (in.n_audio() != out.n_audio() || out.n_midi() > 0) {
1699 /* Note: The Monitor follows the master-bus and has no panner.
1701 * The general idea is to only allow plugins that retain the channel-count
1702 * and plugins with MIDI in (e.g VSTs with control that will remain unconnected).
1703 * Then again 5.1 in, monitor stereo is a valid use-case.
1705 * and worse: we only refuse adding plugins *here*.
1707 * 1) stereo-master, stereo-mon, add a stereo-plugin, OK
1708 * 2) change master-bus, add a channel
1709 * 2a) monitor-secion follows
1710 * 3) monitor processors fail to re-reconfigure (stereo plugin)
1711 * 4) re-load session, monitor-processor remains unconfigured, crash.
1713 DEBUG_TRACE (DEBUG::Processors, "Monitor: Channel configuration change.\n");
1715 if (boost::dynamic_pointer_cast<InternalSend> (*p)) {
1716 // internal sends make no sense, only feedback
1717 DEBUG_TRACE (DEBUG::Processors, "Monitor: No Sends allowed.\n");
1718 return list<pair<ChanCount, ChanCount> > ();
1720 if (boost::dynamic_pointer_cast<PortInsert> (*p)) {
1721 /* External Sends can be problematic. one can add/remove ports
1722 * there signal leaves the DAW to external monitors anyway, so there's
1723 * no real use for allowing them here anyway.
1725 DEBUG_TRACE (DEBUG::Processors, "Monitor: No External Sends allowed.\n");
1726 return list<pair<ChanCount, ChanCount> > ();
1728 if (boost::dynamic_pointer_cast<Send> (*p)) {
1730 DEBUG_TRACE (DEBUG::Processors, "Monitor: No Sends allowed.\n");
1731 return list<pair<ChanCount, ChanCount> > ();
1740 DEBUG_TRACE (DEBUG::Processors, "---- CONFIGURATION FAILED.\n");
1741 DEBUG_TRACE (DEBUG::Processors, string_compose ("---- %1 cannot support in=%2 out=%3\n", (*p)->name(), in, out));
1742 DEBUG_TRACE (DEBUG::Processors, "}\n");
1743 return list<pair<ChanCount, ChanCount> > ();
1747 DEBUG_TRACE (DEBUG::Processors, "}\n");
1749 return configuration;
1752 /** Set the input/output configuration of each processor in the processors list.
1753 * Caller must hold process lock.
1754 * Return 0 on success, otherwise configuration is impossible.
1757 Route::configure_processors_unlocked (ProcessorStreams* err, Glib::Threads::RWLock::WriterLock* lm)
1759 #ifndef PLATFORM_WINDOWS
1760 assert (!AudioEngine::instance()->process_lock().trylock());
1763 if (_in_configure_processors) {
1767 /* put invisible processors where they should be */
1768 setup_invisible_processors ();
1770 _in_configure_processors = true;
1772 list<pair<ChanCount, ChanCount> > configuration = try_configure_processors_unlocked (input_streams (), err);
1774 if (configuration.empty ()) {
1775 _in_configure_processors = false;
1780 bool seen_mains_out = false;
1781 processor_out_streams = _input->n_ports();
1782 processor_max_streams.reset();
1784 /* processor configure_io() may result in adding ports
1785 * e.g. Delivery::configure_io -> ARDOUR::IO::ensure_io ()
1787 * with jack2 adding ports results in a graph-order callback,
1788 * which calls Session::resort_routes() and eventually
1789 * Route::direct_feeds_according_to_reality()
1790 * which takes a ReaderLock (_processor_lock).
1792 * so we can't hold a WriterLock here until jack2 threading
1795 * NB. we still hold the process lock
1797 * (ardour's own engines do call graph-order from the
1798 * process-thread and hence do not have this issue; besides
1799 * merely adding ports won't trigger a graph-order, only
1800 * making connections does)
1804 // TODO check for a potential ReaderLock after ReaderLock ??
1805 Glib::Threads::RWLock::ReaderLock lr (_processor_lock);
1807 list< pair<ChanCount,ChanCount> >::iterator c = configuration.begin();
1808 for (ProcessorList::iterator p = _processors.begin(); p != _processors.end(); ++p, ++c) {
1810 if (!(*p)->configure_io(c->first, c->second)) {
1811 DEBUG_TRACE (DEBUG::Processors, string_compose ("%1: configuration failed\n", _name));
1812 _in_configure_processors = false;
1817 processor_max_streams = ChanCount::max(processor_max_streams, c->first);
1818 processor_max_streams = ChanCount::max(processor_max_streams, c->second);
1820 boost::shared_ptr<IOProcessor> iop;
1821 boost::shared_ptr<PluginInsert> pi;
1822 if ((pi = boost::dynamic_pointer_cast<PluginInsert>(*p)) != 0) {
1823 /* plugins connected via Split or Hide Match may have more channels.
1824 * route/scratch buffers are needed for all of them
1825 * The configuration may only be a subset (both input and output)
1827 processor_max_streams = ChanCount::max(processor_max_streams, pi->required_buffers());
1829 else if ((iop = boost::dynamic_pointer_cast<IOProcessor>(*p)) != 0) {
1830 processor_max_streams = ChanCount::max(processor_max_streams, iop->natural_input_streams());
1831 processor_max_streams = ChanCount::max(processor_max_streams, iop->natural_output_streams());
1835 if (boost::dynamic_pointer_cast<Delivery> (*p)
1836 && boost::dynamic_pointer_cast<Delivery> (*p)->role() == Delivery::Main) {
1837 /* main delivery will increase port count to match input.
1838 * the Delivery::Main is usually the last processor - followed only by
1841 seen_mains_out = true;
1843 if (!seen_mains_out) {
1844 processor_out_streams = out;
1853 _meter->set_max_channels (processor_max_streams);
1856 /* make sure we have sufficient scratch buffers to cope with the new processor
1859 _session.ensure_buffers (n_process_buffers ());
1861 DEBUG_TRACE (DEBUG::Processors, string_compose ("%1: configuration complete\n", _name));
1863 _in_configure_processors = false;
1867 /** Set all visible processors to a given active state (except Fader, whose state is not changed)
1868 * @param state New active state for those processors.
1871 Route::all_visible_processors_active (bool state)
1873 Glib::Threads::RWLock::ReaderLock lm (_processor_lock);
1875 if (_processors.empty()) {
1879 for (ProcessorList::iterator i = _processors.begin(); i != _processors.end(); ++i) {
1880 if (!(*i)->display_to_user() || boost::dynamic_pointer_cast<Amp> (*i)) {
1884 boost::shared_ptr<PluginInsert> pi;
1885 if (0 != (pi = boost::dynamic_pointer_cast<PluginInsert>(*i))) {
1886 if (pi->is_channelstrip ()) {
1891 (*i)->enable (state);
1894 _session.set_dirty ();
1898 Route::processors_reorder_needs_configure (const ProcessorList& new_order)
1900 /* check if re-order requires re-configuration of any processors
1901 * -> compare channel configuration for all processors
1903 Glib::Threads::RWLock::ReaderLock lm (_processor_lock);
1904 ChanCount c = input_streams ();
1906 for (ProcessorList::const_iterator j = new_order.begin(); j != new_order.end(); ++j) {
1908 if (c != (*j)->input_streams()) {
1911 for (ProcessorList::const_iterator i = _processors.begin(); i != _processors.end(); ++i) {
1914 if ((*i)->input_streams() != c) {
1917 c = (*i)->output_streams();
1929 __attribute__((annotate("realtime")))
1932 Route::apply_processor_order (const ProcessorList& new_order)
1934 /* need to hold processor_lock; either read or write lock
1935 * and the engine process_lock.
1936 * Due to r/w lock ambiguity we can only assert the latter
1938 assert (!AudioEngine::instance()->process_lock().trylock());
1941 /* "new_order" is an ordered list of processors to be positioned according to "placement".
1942 * NOTE: all processors in "new_order" MUST be marked as display_to_user(). There maybe additional
1943 * processors in the current actual processor list that are hidden. Any visible processors
1944 * in the current list but not in "new_order" will be assumed to be deleted.
1947 /* "as_it_will_be" and "_processors" are lists of shared pointers.
1948 * actual memory usage is small, but insert/erase is not actually rt-safe :(
1949 * (note though that ::processors_reorder_needs_configure() ensured that
1950 * this function will only ever be called from the rt-thread if no processor were removed)
1952 * either way, I can't proove it, but an x-run due to re-order here is less likley
1953 * than an x-run-less 'ardour-silent cycle' both of which effectively "click".
1956 ProcessorList as_it_will_be;
1957 ProcessorList::iterator oiter;
1958 ProcessorList::const_iterator niter;
1960 oiter = _processors.begin();
1961 niter = new_order.begin();
1963 while (niter != new_order.end()) {
1965 /* if the next processor in the old list is invisible (i.e. should not be in the new order)
1966 then append it to the temp list.
1968 Otherwise, see if the next processor in the old list is in the new list. if not,
1969 its been deleted. If its there, append it to the temp list.
1972 if (oiter == _processors.end()) {
1974 /* no more elements in the old list, so just stick the rest of
1975 the new order onto the temp list.
1978 as_it_will_be.insert (as_it_will_be.end(), niter, new_order.end());
1979 while (niter != new_order.end()) {
1986 if (!(*oiter)->display_to_user()) {
1988 as_it_will_be.push_back (*oiter);
1992 /* visible processor: check that its in the new order */
1994 if (find (new_order.begin(), new_order.end(), (*oiter)) == new_order.end()) {
1995 /* deleted: do nothing, shared_ptr<> will clean up */
1997 /* ignore this one, and add the next item from the new order instead */
1998 as_it_will_be.push_back (*niter);
2003 /* now remove from old order - its taken care of no matter what */
2004 oiter = _processors.erase (oiter);
2008 _processors.insert (oiter, as_it_will_be.begin(), as_it_will_be.end());
2010 /* If the meter is in a custom position, find it and make a rough note of its position */
2011 maybe_note_meter_position ();
2015 Route::move_instrument_down (bool postfader)
2017 Glib::Threads::RWLock::ReaderLock lm (_processor_lock);
2018 ProcessorList new_order;
2019 boost::shared_ptr<Processor> instrument;
2020 for (ProcessorList::const_iterator i = _processors.begin(); i != _processors.end(); ++i) {
2021 boost::shared_ptr<PluginInsert> pi = boost::dynamic_pointer_cast<PluginInsert>(*i);
2022 if (pi && pi->plugin ()->get_info ()->is_instrument ()) {
2024 } else if (instrument && *i == _amp) {
2026 new_order.push_back (*i);
2027 new_order.push_back (instrument);
2029 new_order.push_back (instrument);
2030 new_order.push_back (*i);
2033 new_order.push_back (*i);
2040 reorder_processors (new_order, 0);
2044 Route::reorder_processors (const ProcessorList& new_order, ProcessorStreams* err)
2046 // it a change is already queued, wait for it
2047 // (unless engine is stopped. apply immediately and proceed
2048 while (g_atomic_int_get (&_pending_process_reorder)) {
2049 if (!AudioEngine::instance()->running()) {
2050 DEBUG_TRACE (DEBUG::Processors, "offline apply queued processor re-order.\n");
2051 Glib::Threads::RWLock::WriterLock lm (_processor_lock);
2053 apply_processor_order(_pending_processor_order);
2054 setup_invisible_processors ();
2056 g_atomic_int_set (&_pending_process_reorder, 0);
2058 processors_changed (RouteProcessorChange ()); /* EMIT SIGNAL */
2059 set_processor_positions ();
2061 // TODO rather use a semaphore or something.
2062 // but since ::reorder_processors() is called
2063 // from the GUI thread, this is fine..
2068 if (processors_reorder_needs_configure (new_order) || !AudioEngine::instance()->running()) {
2070 Glib::Threads::Mutex::Lock lx (AudioEngine::instance()->process_lock ());
2071 Glib::Threads::RWLock::WriterLock lm (_processor_lock);
2072 ProcessorState pstate (this);
2074 apply_processor_order (new_order);
2076 if (configure_processors_unlocked (err, &lm)) {
2084 processors_changed (RouteProcessorChange ()); /* EMIT SIGNAL */
2085 set_processor_positions ();
2088 DEBUG_TRACE (DEBUG::Processors, "Queue clickless processor re-order.\n");
2089 Glib::Threads::RWLock::ReaderLock lm (_processor_lock);
2091 // _pending_processor_order is protected by _processor_lock
2092 _pending_processor_order = new_order;
2093 g_atomic_int_set (&_pending_process_reorder, 1);
2100 Route::add_remove_sidechain (boost::shared_ptr<Processor> proc, bool add)
2102 boost::shared_ptr<PluginInsert> pi;
2103 if ((pi = boost::dynamic_pointer_cast<PluginInsert>(proc)) == 0) {
2107 if (pi->has_sidechain () == add) {
2108 return true; // ?? call failed, but result is as expected.
2112 Glib::Threads::RWLock::ReaderLock lm (_processor_lock);
2113 ProcessorList::iterator i = find (_processors.begin(), _processors.end(), proc);
2114 if (i == _processors.end ()) {
2120 Glib::Threads::Mutex::Lock lx (AudioEngine::instance()->process_lock ()); // take before Writerlock to avoid deadlock
2121 Glib::Threads::RWLock::WriterLock lm (_processor_lock);
2122 PBD::Unwinder<bool> uw (_in_sidechain_setup, true);
2124 lx.release (); // IO::add_port() and ~IO takes process lock - XXX check if this is safe
2126 if (!pi->add_sidechain ()) {
2130 if (!pi->del_sidechain ()) {
2136 list<pair<ChanCount, ChanCount> > c = try_configure_processors_unlocked (n_inputs (), 0);
2141 pi->del_sidechain ();
2143 pi->add_sidechain ();
2144 // TODO restore side-chain's state.
2149 configure_processors_unlocked (0, &lm);
2152 if (pi->has_sidechain ()) {
2153 pi->sidechain_input ()->changed.connect_same_thread (*this, boost::bind (&Route::sidechain_change_handler, this, _1, _2));
2156 processors_changed (RouteProcessorChange ()); /* EMIT SIGNAL */
2157 _session.set_dirty ();
2162 Route::plugin_preset_output (boost::shared_ptr<Processor> proc, ChanCount outs)
2164 boost::shared_ptr<PluginInsert> pi;
2165 if ((pi = boost::dynamic_pointer_cast<PluginInsert>(proc)) == 0) {
2170 Glib::Threads::RWLock::ReaderLock lm (_processor_lock);
2171 ProcessorList::iterator i = find (_processors.begin(), _processors.end(), proc);
2172 if (i == _processors.end ()) {
2178 Glib::Threads::Mutex::Lock lx (AudioEngine::instance()->process_lock ());
2179 Glib::Threads::RWLock::WriterLock lm (_processor_lock);
2181 const ChanCount& old (pi->preset_out ());
2182 if (!pi->set_preset_out (outs)) {
2183 return true; // no change, OK
2186 list<pair<ChanCount, ChanCount> > c = try_configure_processors_unlocked (n_inputs (), 0);
2189 pi->set_preset_out (old);
2192 configure_processors_unlocked (0, &lm);
2195 processors_changed (RouteProcessorChange ()); /* EMIT SIGNAL */
2196 _session.set_dirty ();
2201 Route::reset_plugin_insert (boost::shared_ptr<Processor> proc)
2204 return customize_plugin_insert (proc, 0, unused, unused);
2208 Route::customize_plugin_insert (boost::shared_ptr<Processor> proc, uint32_t count, ChanCount outs, ChanCount sinks)
2210 boost::shared_ptr<PluginInsert> pi;
2211 if ((pi = boost::dynamic_pointer_cast<PluginInsert>(proc)) == 0) {
2216 Glib::Threads::RWLock::ReaderLock lm (_processor_lock);
2217 ProcessorList::iterator i = find (_processors.begin(), _processors.end(), proc);
2218 if (i == _processors.end ()) {
2224 Glib::Threads::Mutex::Lock lx (AudioEngine::instance()->process_lock ());
2225 Glib::Threads::RWLock::WriterLock lm (_processor_lock);
2227 bool old_cust = pi->custom_cfg ();
2228 uint32_t old_cnt = pi->get_count ();
2229 ChanCount old_chan = pi->output_streams ();
2230 ChanCount old_sinks = pi->natural_input_streams ();
2233 pi->set_custom_cfg (false);
2235 pi->set_custom_cfg (true);
2236 pi->set_count (count);
2237 pi->set_outputs (outs);
2238 pi->set_sinks (sinks);
2241 list<pair<ChanCount, ChanCount> > c = try_configure_processors_unlocked (n_inputs (), 0);
2245 pi->set_count (old_cnt);
2246 pi->set_sinks (old_sinks);
2247 pi->set_outputs (old_chan);
2248 pi->set_custom_cfg (old_cust);
2252 configure_processors_unlocked (0, &lm);
2255 processors_changed (RouteProcessorChange ()); /* EMIT SIGNAL */
2256 _session.set_dirty ();
2261 Route::set_strict_io (const bool enable)
2263 Glib::Threads::Mutex::Lock lx (AudioEngine::instance()->process_lock ());
2265 if (_strict_io != enable) {
2266 _strict_io = enable;
2267 Glib::Threads::RWLock::ReaderLock lm (_processor_lock);
2268 for (ProcessorList::iterator p = _processors.begin(); p != _processors.end(); ++p) {
2269 boost::shared_ptr<PluginInsert> pi;
2270 if ((pi = boost::dynamic_pointer_cast<PluginInsert>(*p)) != 0) {
2271 pi->set_strict_io (_strict_io);
2275 list<pair<ChanCount, ChanCount> > c = try_configure_processors_unlocked (n_inputs (), 0);
2279 _strict_io = !enable; // restore old value
2280 for (ProcessorList::iterator p = _processors.begin(); p != _processors.end(); ++p) {
2281 boost::shared_ptr<PluginInsert> pi;
2282 if ((pi = boost::dynamic_pointer_cast<PluginInsert>(*p)) != 0) {
2283 pi->set_strict_io (_strict_io);
2290 configure_processors (0);
2293 processors_changed (RouteProcessorChange ()); /* EMIT SIGNAL */
2294 _session.set_dirty ();
2306 Route::get_template()
2308 return state(false);
2312 Route::state(bool full_state)
2314 if (!_session._template_state_dir.empty()) {
2315 foreach_processor (sigc::bind (sigc::mem_fun (*this, &Route::set_plugin_state_dir), _session._template_state_dir));
2318 XMLNode *node = new XMLNode("Route");
2319 ProcessorList::iterator i;
2321 node->set_property ("id", id ());
2322 node->set_property ("name", name());
2323 node->set_property ("default-type", _default_type);
2324 node->set_property ("strict-io", _strict_io);
2326 node->add_child_nocopy (_presentation_info.get_state());
2328 node->set_property ("active", _active);
2329 node->set_property ("denormal-protection", _denormal_protection);
2330 node->set_property ("meter-point", _meter_point);
2332 node->set_property ("meter-type", _meter_type);
2335 node->set_property ("route-group", _route_group->name());
2338 node->add_child_nocopy (_solo_control->get_state ());
2339 node->add_child_nocopy (_solo_isolate_control->get_state ());
2340 node->add_child_nocopy (_solo_safe_control->get_state ());
2342 node->add_child_nocopy (_input->state (full_state));
2343 node->add_child_nocopy (_output->state (full_state));
2344 node->add_child_nocopy (_mute_master->get_state ());
2346 node->add_child_nocopy (_mute_control->get_state ());
2347 node->add_child_nocopy (_phase_control->get_state ());
2350 node->add_child_nocopy (Automatable::get_automation_xml_state ());
2353 if (_comment.length()) {
2354 XMLNode *cmt = node->add_child ("Comment");
2355 cmt->add_content (_comment);
2359 node->add_child_nocopy (_pannable->state (full_state));
2363 Glib::Threads::RWLock::ReaderLock lm (_processor_lock);
2364 for (i = _processors.begin(); i != _processors.end(); ++i) {
2366 /* template save: do not include internal sends functioning as
2367 aux sends because the chance of the target ID
2368 in the session where this template is used
2371 similarly, do not save listen sends which connect to
2372 the monitor section, because these will always be
2375 boost::shared_ptr<InternalSend> is;
2377 if ((is = boost::dynamic_pointer_cast<InternalSend> (*i)) != 0) {
2378 if (is->role() == Delivery::Listen) {
2383 node->add_child_nocopy((*i)->state (full_state));
2388 node->add_child_copy (*_extra_xml);
2391 if (_custom_meter_position_noted) {
2392 boost::shared_ptr<Processor> after = _processor_after_last_custom_meter.lock ();
2394 node->set_property (X_("processor-after-last-custom-meter"), after->id());
2398 if (!_session._template_state_dir.empty()) {
2399 foreach_processor (sigc::bind (sigc::mem_fun (*this, &Route::set_plugin_state_dir), ""));
2402 node->add_child_copy (Slavable::get_state());
2408 Route::set_state (const XMLNode& node, int version)
2410 if (version < 3000) {
2411 return set_state_2X (node, version);
2415 XMLNodeConstIterator niter;
2418 if (node.name() != "Route"){
2419 error << string_compose(_("Bad node sent to Route::set_state() [%1]"), node.name()) << endmsg;
2423 std::string route_name;
2424 if (node.get_property (X_("name"), route_name)) {
2425 Route::set_name (route_name);
2429 _initial_io_setup = true;
2431 Stripable::set_state (node, version);
2433 node.get_property (X_("strict-io"), _strict_io);
2436 /* monitor bus does not get a panner, but if (re)created
2437 via XML, it will already have one by the time we
2438 call ::set_state(). so ... remove it.
2443 /* add all processors (except amp, which is always present) */
2445 nlist = node.children();
2446 XMLNode processor_state (X_("processor_state"));
2448 Stateful::save_extra_xml (node);
2450 for (niter = nlist.begin(); niter != nlist.end(); ++niter){
2454 if (child->name() == IO::state_node_name) {
2455 std::string direction;
2456 if (!child->get_property (X_("direction"), direction)) {
2460 if (direction == "Input") {
2461 _input->set_state (*child, version);
2462 } else if (direction == "Output") {
2463 _output->set_state (*child, version);
2466 } else if (child->name() == X_("Processor")) {
2467 processor_state.add_child_copy (*child);
2468 } else if (child->name() == X_("Pannable")) {
2470 _pannable->set_state (*child, version);
2472 warning << string_compose (_("Pannable state found for route (%1) without a panner!"), name()) << endmsg;
2474 } else if (child->name() == Slavable::xml_node_name) {
2475 Slavable::set_state (*child, version);
2480 if (node.get_property (X_("meter-point"), mp)) {
2481 set_meter_point (mp, true);
2483 _meter->set_display_to_user (_meter_point == MeterCustom);
2487 node.get_property (X_("meter-type"), _meter_type);
2489 _initial_io_setup = false;
2491 set_processor_state (processor_state);
2493 // this looks up the internal instrument in processors
2494 reset_instrument_info();
2496 bool denormal_protection;
2497 if (node.get_property (X_("denormal-protection"), denormal_protection)) {
2498 set_denormal_protection (denormal_protection);
2501 /* convert old 3001 state */
2502 std::string phase_invert_str;
2503 if (node.get_property (X_("phase-invert"), phase_invert_str)) {
2504 _phase_control->set_phase_invert (boost::dynamic_bitset<> (phase_invert_str));
2508 if (node.get_property (X_("active"), is_active)) {
2509 set_active (is_active, this);
2512 std::string id_string;
2513 if (node.get_property (X_("processor-after-last-custom-meter"), id_string)) {
2514 PBD::ID id (id_string);
2515 Glib::Threads::RWLock::ReaderLock lm (_processor_lock);
2516 ProcessorList::const_iterator i = _processors.begin ();
2517 while (i != _processors.end() && (*i)->id() != id) {
2521 if (i != _processors.end ()) {
2522 _processor_after_last_custom_meter = *i;
2523 _custom_meter_position_noted = true;
2527 for (niter = nlist.begin(); niter != nlist.end(); ++niter){
2530 if (child->name() == X_("Comment")) {
2532 /* XXX this is a terrible API design in libxml++ */
2534 XMLNode *cmt = *(child->children().begin());
2535 _comment = cmt->content();
2537 } else if (child->name() == Controllable::xml_node_name) {
2538 std::string control_name;
2539 if (!child->get_property (X_("name"), control_name)) {
2543 if (control_name == _solo_control->name()) {
2544 _solo_control->set_state (*child, version);
2545 } else if (control_name == _solo_safe_control->name()) {
2546 _solo_safe_control->set_state (*child, version);
2547 } else if (control_name == _solo_isolate_control->name()) {
2548 _solo_isolate_control->set_state (*child, version);
2549 } else if (control_name == _mute_control->name()) {
2550 _mute_control->set_state (*child, version);
2551 } else if (control_name == _phase_control->name()) {
2552 _phase_control->set_state (*child, version);
2554 Evoral::Parameter p = EventTypeMap::instance().from_symbol (control_name);
2555 if (p.type () >= MidiCCAutomation && p.type () < MidiSystemExclusiveAutomation) {
2556 boost::shared_ptr<AutomationControl> ac = automation_control (p, true);
2558 ac->set_state (*child, version);
2562 } else if (child->name() == MuteMaster::xml_node_name) {
2563 _mute_master->set_state (*child, version);
2565 } else if (child->name() == Automatable::xml_node_name) {
2566 set_automation_xml_state (*child, Evoral::Parameter(NullAutomation));
2574 Route::set_state_2X (const XMLNode& node, int version)
2578 XMLNodeConstIterator niter;
2580 XMLProperty const * prop;
2582 /* 2X things which still remain to be handled:
2588 if (node.name() != "Route") {
2589 error << string_compose(_("Bad node sent to Route::set_state() [%1]"), node.name()) << endmsg;
2593 Stripable::set_state (node, version);
2595 if ((prop = node.property (X_("denormal-protection"))) != 0) {
2596 set_denormal_protection (string_to<bool> (prop->value()));
2599 if ((prop = node.property (X_("muted"))) != 0) {
2602 bool muted = string_to<bool> (prop->value());
2608 if ((prop = node.property (X_("mute-affects-pre-fader"))) != 0) {
2610 if (string_to<bool> (prop->value())){
2611 mute_point = mute_point + "PreFader";
2616 if ((prop = node.property (X_("mute-affects-post-fader"))) != 0) {
2618 if (string_to<bool> (prop->value())){
2621 mute_point = mute_point + ",";
2624 mute_point = mute_point + "PostFader";
2629 if ((prop = node.property (X_("mute-affects-control-outs"))) != 0) {
2631 if (string_to<bool> (prop->value())){
2634 mute_point = mute_point + ",";
2637 mute_point = mute_point + "Listen";
2642 if ((prop = node.property (X_("mute-affects-main-outs"))) != 0) {
2644 if (string_to<bool> (prop->value())){
2647 mute_point = mute_point + ",";
2650 mute_point = mute_point + "Main";
2654 _mute_master->set_mute_points (mute_point);
2655 _mute_master->set_muted_by_self (true);
2659 if ((prop = node.property (X_("meter-point"))) != 0) {
2660 _meter_point = MeterPoint (string_2_enum (prop->value (), _meter_point));
2665 nlist = node.children ();
2666 for (niter = nlist.begin(); niter != nlist.end(); ++niter) {
2670 if (child->name() == IO::state_node_name) {
2672 /* there is a note in IO::set_state_2X() about why we have to call
2676 _input->set_state_2X (*child, version, true);
2677 _output->set_state_2X (*child, version, false);
2679 if ((prop = child->property (X_("name"))) != 0) {
2680 Route::set_name (prop->value ());
2685 if ((prop = child->property (X_("active"))) != 0) {
2686 bool yn = string_to<bool> (prop->value());
2687 _active = !yn; // force switch
2688 set_active (yn, this);
2691 if ((prop = child->property (X_("gain"))) != 0) {
2694 if (sscanf (prop->value().c_str(), "%f", &val) == 1) {
2695 _amp->gain_control()->set_value (val, Controllable::NoGroup);
2699 /* Set up Panners in the IO */
2700 XMLNodeList io_nlist = child->children ();
2702 XMLNodeConstIterator io_niter;
2705 for (io_niter = io_nlist.begin(); io_niter != io_nlist.end(); ++io_niter) {
2707 io_child = *io_niter;
2709 if (io_child->name() == X_("Panner")) {
2710 _main_outs->panner_shell()->set_state(*io_child, version);
2711 } else if (io_child->name() == X_("Automation")) {
2712 /* IO's automation is for the fader */
2713 _amp->set_automation_xml_state (*io_child, Evoral::Parameter (GainAutomation));
2719 XMLNodeList redirect_nodes;
2721 for (niter = nlist.begin(); niter != nlist.end(); ++niter){
2725 if (child->name() == X_("Send") || child->name() == X_("Insert")) {
2726 redirect_nodes.push_back(child);
2731 set_processor_state_2X (redirect_nodes, version);
2733 Stateful::save_extra_xml (node);
2735 for (niter = nlist.begin(); niter != nlist.end(); ++niter){
2738 if (child->name() == X_("Comment")) {
2740 /* XXX this is a terrible API design in libxml++ */
2742 XMLNode *cmt = *(child->children().begin());
2743 _comment = cmt->content();
2745 } else if (child->name() == Controllable::xml_node_name && (prop = child->property("name")) != 0) {
2746 if (prop->value() == X_("solo")) {
2747 _solo_control->set_state (*child, version);
2748 } else if (prop->value() == X_("mute")) {
2749 _mute_control->set_state (*child, version);
2759 Route::get_processor_state ()
2761 XMLNode* root = new XMLNode (X_("redirects"));
2762 for (ProcessorList::iterator i = _processors.begin(); i != _processors.end(); ++i) {
2763 root->add_child_nocopy ((*i)->state (true));
2770 Route::set_processor_state_2X (XMLNodeList const & nList, int version)
2772 /* We don't bother removing existing processors not in nList, as this
2773 method will only be called when creating a Route from scratch, not
2774 for undo purposes. Just put processors in at the appropriate place
2778 for (XMLNodeConstIterator i = nList.begin(); i != nList.end(); ++i) {
2779 add_processor_from_xml_2X (**i, version);
2784 Route::set_processor_state (const XMLNode& node)
2786 const XMLNodeList &nlist = node.children();
2787 XMLNodeConstIterator niter;
2788 ProcessorList new_order;
2789 bool must_configure = false;
2791 for (niter = nlist.begin(); niter != nlist.end(); ++niter) {
2793 XMLProperty* prop = (*niter)->property ("type");
2795 if (prop->value() == "amp") {
2796 _amp->set_state (**niter, Stateful::current_state_version);
2797 new_order.push_back (_amp);
2798 } else if (prop->value() == "trim") {
2799 _trim->set_state (**niter, Stateful::current_state_version);
2800 new_order.push_back (_trim);
2801 } else if (prop->value() == "meter") {
2802 _meter->set_state (**niter, Stateful::current_state_version);
2803 new_order.push_back (_meter);
2804 } else if (prop->value() == "delay") {
2806 _delayline->set_state (**niter, Stateful::current_state_version);
2807 new_order.push_back (_delayline);
2809 } else if (prop->value() == "main-outs") {
2810 _main_outs->set_state (**niter, Stateful::current_state_version);
2811 } else if (prop->value() == "intreturn") {
2813 _intreturn.reset (new InternalReturn (_session));
2814 must_configure = true;
2816 _intreturn->set_state (**niter, Stateful::current_state_version);
2817 } else if (is_monitor() && prop->value() == "monitor") {
2818 if (!_monitor_control) {
2819 _monitor_control.reset (new MonitorProcessor (_session));
2820 must_configure = true;
2822 _monitor_control->set_state (**niter, Stateful::current_state_version);
2823 } else if (prop->value() == "capture") {
2824 /* CapturingProcessor should never be restored, it's always
2825 added explicitly when needed */
2827 ProcessorList::iterator o;
2829 for (o = _processors.begin(); o != _processors.end(); ++o) {
2830 XMLProperty const * id_prop = (*niter)->property(X_("id"));
2831 if (id_prop && (*o)->id() == id_prop->value()) {
2832 (*o)->set_state (**niter, Stateful::current_state_version);
2833 new_order.push_back (*o);
2838 // If the processor (*niter) is not on the route then create it
2840 if (o == _processors.end()) {
2842 boost::shared_ptr<Processor> processor;
2844 if (prop->value() == "intsend") {
2846 processor.reset (new InternalSend (_session, _pannable, _mute_master, boost::dynamic_pointer_cast<ARDOUR::Route>(shared_from_this()), boost::shared_ptr<Route>(), Delivery::Aux, true));
2848 } else if (prop->value() == "ladspa" || prop->value() == "Ladspa" ||
2849 prop->value() == "lv2" ||
2850 prop->value() == "windows-vst" ||
2851 prop->value() == "mac-vst" ||
2852 prop->value() == "lxvst" ||
2853 prop->value() == "luaproc" ||
2854 prop->value() == "audiounit") {
2856 if (_session.get_disable_all_loaded_plugins ()) {
2857 processor.reset (new UnknownProcessor (_session, **niter));
2859 processor.reset (new PluginInsert (_session));
2860 processor->set_owner (this);
2862 boost::shared_ptr<PluginInsert> pi = boost::dynamic_pointer_cast<PluginInsert>(processor);
2863 pi->set_strict_io (true);
2867 } else if (prop->value() == "port") {
2869 processor.reset (new PortInsert (_session, _pannable, _mute_master));
2871 } else if (prop->value() == "send") {
2873 processor.reset (new Send (_session, _pannable, _mute_master, Delivery::Send, true));
2874 boost::shared_ptr<Send> send = boost::dynamic_pointer_cast<Send> (processor);
2875 send->SelfDestruct.connect_same_thread (*this,
2876 boost::bind (&Route::processor_selfdestruct, this, boost::weak_ptr<Processor> (processor)));
2879 error << string_compose(_("unknown Processor type \"%1\"; ignored"), prop->value()) << endmsg;
2883 if (processor->set_state (**niter, Stateful::current_state_version) != 0) {
2884 /* This processor could not be configured. Turn it into a UnknownProcessor */
2885 processor.reset (new UnknownProcessor (_session, **niter));
2888 /* subscribe to Sidechain IO changes */
2889 boost::shared_ptr<PluginInsert> pi = boost::dynamic_pointer_cast<PluginInsert> (processor);
2890 if (pi && pi->has_sidechain ()) {
2891 pi->sidechain_input ()->changed.connect_same_thread (*this, boost::bind (&Route::sidechain_change_handler, this, _1, _2));
2894 /* we have to note the monitor send here, otherwise a new one will be created
2895 and the state of this one will be lost.
2897 boost::shared_ptr<InternalSend> isend = boost::dynamic_pointer_cast<InternalSend> (processor);
2898 if (isend && isend->role() == Delivery::Listen) {
2899 _monitor_send = isend;
2902 /* it doesn't matter if invisible processors are added here, as they
2903 will be sorted out by setup_invisible_processors () shortly.
2906 new_order.push_back (processor);
2907 must_configure = true;
2912 ProcessorList old_list = _processors; // keep a copy
2914 Glib::Threads::Mutex::Lock lx (AudioEngine::instance()->process_lock ());
2915 Glib::Threads::RWLock::WriterLock lm (_processor_lock);
2916 /* re-assign _processors w/o process-lock.
2917 * if there's an IO-processor present in _processors but
2918 * not in new_order, it will be deleted and ~IO takes
2921 _processors = new_order;
2923 if (must_configure) {
2924 configure_processors_unlocked (0, &lm);
2927 for (ProcessorList::const_iterator i = _processors.begin(); i != _processors.end(); ++i) {
2929 (*i)->set_owner (this);
2930 (*i)->ActiveChanged.connect_same_thread (*this, boost::bind (&Session::update_latency_compensation, &_session, false));
2932 boost::shared_ptr<PluginInsert> pi;
2934 if ((pi = boost::dynamic_pointer_cast<PluginInsert>(*i)) != 0) {
2935 if (pi->has_no_inputs ()) {
2936 _have_internal_generator = true;
2942 /* drop references w/o process-lock (I/O procs may re-take it in ~IO() */
2945 reset_instrument_info ();
2946 processors_changed (RouteProcessorChange ()); /* EMIT SIGNAL */
2947 set_processor_positions ();
2951 Route::curve_reallocate ()
2953 // _gain_automation_curve.finish_resize ();
2954 // _pan_automation_curve.finish_resize ();
2958 Route::silence (framecnt_t nframes)
2960 Glib::Threads::RWLock::ReaderLock lm (_processor_lock, Glib::Threads::TRY_LOCK);
2965 silence_unlocked (nframes);
2969 Route::silence_unlocked (framecnt_t nframes)
2971 /* Must be called with the processor lock held */
2973 const framepos_t now = _session.transport_frame ();
2977 _output->silence (nframes);
2979 // update owned automated controllables
2980 automation_run (now, nframes);
2982 for (ProcessorList::iterator i = _processors.begin(); i != _processors.end(); ++i) {
2983 boost::shared_ptr<PluginInsert> pi;
2985 if (!_active && (pi = boost::dynamic_pointer_cast<PluginInsert> (*i)) != 0) {
2986 /* evaluate automated automation controls */
2987 pi->automation_run (now, nframes);
2988 /* skip plugins, they don't need anything when we're not active */
2992 (*i)->silence (nframes, now);
2995 if (nframes == _session.get_block_size()) {
3002 Route::add_internal_return ()
3005 _intreturn.reset (new InternalReturn (_session));
3006 add_processor (_intreturn, PreFader);
3011 Route::add_send_to_internal_return (InternalSend* send)
3013 Glib::Threads::RWLock::ReaderLock rm (_processor_lock);
3015 for (ProcessorList::const_iterator x = _processors.begin(); x != _processors.end(); ++x) {
3016 boost::shared_ptr<InternalReturn> d = boost::dynamic_pointer_cast<InternalReturn>(*x);
3019 return d->add_send (send);
3025 Route::remove_send_from_internal_return (InternalSend* send)
3027 Glib::Threads::RWLock::ReaderLock rm (_processor_lock);
3029 for (ProcessorList::const_iterator x = _processors.begin(); x != _processors.end(); ++x) {
3030 boost::shared_ptr<InternalReturn> d = boost::dynamic_pointer_cast<InternalReturn>(*x);
3033 return d->remove_send (send);
3039 Route::enable_monitor_send ()
3041 /* Caller must hold process lock */
3042 assert (!AudioEngine::instance()->process_lock().trylock());
3044 /* master never sends to monitor section via the normal mechanism */
3045 assert (!is_master ());
3046 assert (!is_monitor ());
3048 /* make sure we have one */
3049 if (!_monitor_send) {
3050 _monitor_send.reset (new InternalSend (_session, _pannable, _mute_master, boost::dynamic_pointer_cast<ARDOUR::Route>(shared_from_this()), _session.monitor_out(), Delivery::Listen));
3051 _monitor_send->set_display_to_user (false);
3055 configure_processors (0);
3058 /** Add an aux send to a route.
3059 * @param route route to send to.
3060 * @param before Processor to insert before, or 0 to insert at the end.
3063 Route::add_aux_send (boost::shared_ptr<Route> route, boost::shared_ptr<Processor> before)
3065 assert (route != _session.monitor_out ());
3068 Glib::Threads::RWLock::ReaderLock rm (_processor_lock);
3070 for (ProcessorList::iterator x = _processors.begin(); x != _processors.end(); ++x) {
3072 boost::shared_ptr<InternalSend> d = boost::dynamic_pointer_cast<InternalSend> (*x);
3074 if (d && d->target_route() == route) {
3075 /* already listening via the specified IO: do nothing */
3083 boost::shared_ptr<InternalSend> listener;
3086 Glib::Threads::Mutex::Lock lm (AudioEngine::instance()->process_lock ());
3087 listener.reset (new InternalSend (_session, _pannable, _mute_master, boost::dynamic_pointer_cast<ARDOUR::Route>(shared_from_this()), route, Delivery::Aux));
3090 add_processor (listener, before);
3092 } catch (failed_constructor& err) {
3100 Route::remove_aux_or_listen (boost::shared_ptr<Route> route)
3102 ProcessorStreams err;
3103 ProcessorList::iterator tmp;
3106 Glib::Threads::RWLock::ReaderLock rl(_processor_lock);
3108 /* have to do this early because otherwise processor reconfig
3109 * will put _monitor_send back in the list
3112 if (route == _session.monitor_out()) {
3113 _monitor_send.reset ();
3117 for (ProcessorList::iterator x = _processors.begin(); x != _processors.end(); ++x) {
3119 boost::shared_ptr<InternalSend> d = boost::dynamic_pointer_cast<InternalSend>(*x);
3121 if (d && d->target_route() == route) {
3123 if (remove_processor (*x, &err, false) > 0) {
3129 /* list could have been demolished while we dropped the lock
3132 if (_session.engine().connected()) {
3133 /* i/o processors cannot be removed if the engine is not running
3134 * so don't live-loop in case the engine is N/A or dies
3144 Route::set_comment (string cmt, void *src)
3148 _session.set_dirty ();
3152 Route::add_fed_by (boost::shared_ptr<Route> other, bool via_sends_only)
3154 FeedRecord fr (other, via_sends_only);
3156 pair<FedBy::iterator,bool> result = _fed_by.insert (fr);
3158 if (!result.second) {
3160 /* already a record for "other" - make sure sends-only information is correct */
3161 if (!via_sends_only && result.first->sends_only) {
3162 FeedRecord* frp = const_cast<FeedRecord*>(&(*result.first));
3163 frp->sends_only = false;
3167 return result.second;
3171 Route::clear_fed_by ()
3177 Route::feeds (boost::shared_ptr<Route> other, bool* via_sends_only)
3179 const FedBy& fed_by (other->fed_by());
3181 for (FedBy::const_iterator f = fed_by.begin(); f != fed_by.end(); ++f) {
3182 boost::shared_ptr<Route> sr = f->r.lock();
3184 if (sr && (sr.get() == this)) {
3186 if (via_sends_only) {
3187 *via_sends_only = f->sends_only;
3198 Route::all_inputs () const
3200 /* TODO, if this works as expected,
3201 * cache the IOVector and maintain it via
3202 * input_change_handler(), sidechain_change_handler() etc
3205 ios.push_back (_input);
3207 Glib::Threads::RWLock::ReaderLock lm (_processor_lock);
3208 for (ProcessorList::const_iterator r = _processors.begin(); r != _processors.end(); ++r) {
3210 boost::shared_ptr<IOProcessor> iop = boost::dynamic_pointer_cast<IOProcessor>(*r);
3211 boost::shared_ptr<PluginInsert> pi = boost::dynamic_pointer_cast<PluginInsert>(*r);
3214 iop = pi->sidechain();
3217 if (iop != 0 && iop->input()) {
3218 ios.push_back (iop->input());
3225 Route::all_outputs () const
3228 // _output is included via Delivery
3229 Glib::Threads::RWLock::ReaderLock lm (_processor_lock);
3230 for (ProcessorList::const_iterator r = _processors.begin(); r != _processors.end(); ++r) {
3231 boost::shared_ptr<IOProcessor> iop = boost::dynamic_pointer_cast<IOProcessor>(*r);
3232 if (iop != 0 && iop->output()) {
3233 ios.push_back (iop->output());
3240 Route::direct_feeds_according_to_reality (boost::shared_ptr<Route> other, bool* via_send_only)
3242 DEBUG_TRACE (DEBUG::Graph, string_compose ("Feeds? %1\n", _name));
3243 if (other->all_inputs().fed_by (_output)) {
3244 DEBUG_TRACE (DEBUG::Graph, string_compose ("\tdirect FEEDS %2\n", other->name()));
3245 if (via_send_only) {
3246 *via_send_only = false;
3252 Glib::Threads::RWLock::ReaderLock lm (_processor_lock);
3254 for (ProcessorList::iterator r = _processors.begin(); r != _processors.end(); ++r) {
3256 boost::shared_ptr<IOProcessor> iop = boost::dynamic_pointer_cast<IOProcessor>(*r);
3257 boost::shared_ptr<PluginInsert> pi = boost::dynamic_pointer_cast<PluginInsert>(*r);
3260 iop = pi->sidechain();
3264 boost::shared_ptr<const IO> iop_out = iop->output();
3265 if (other.get() == this && iop_out && iop->input() && iop_out->connected_to (iop->input())) {
3266 // TODO this needs a delaylines in the Insert to align connections (!)
3267 DEBUG_TRACE (DEBUG::Graph, string_compose ("\tIOP %1 does feed its own return (%2)\n", iop->name(), other->name()));
3270 if ((iop_out && other->all_inputs().fed_by (iop_out)) || iop->feeds (other)) {
3271 DEBUG_TRACE (DEBUG::Graph, string_compose ("\tIOP %1 does feed %2\n", iop->name(), other->name()));
3272 if (via_send_only) {
3273 *via_send_only = true;
3277 DEBUG_TRACE (DEBUG::Graph, string_compose ("\tIOP %1 does NOT feed %2\n", iop->name(), other->name()));
3280 DEBUG_TRACE (DEBUG::Graph, string_compose ("\tPROC %1 is not an IOP\n", (*r)->name()));
3285 DEBUG_TRACE (DEBUG::Graph, string_compose ("\tdoes NOT feed %1\n", other->name()));
3290 Route::direct_feeds_according_to_graph (boost::shared_ptr<Route> other, bool* via_send_only)
3292 return _session._current_route_graph.has (boost::dynamic_pointer_cast<Route> (shared_from_this ()), other, via_send_only);
3296 Route::feeds_according_to_graph (boost::shared_ptr<Route> other)
3298 return _session._current_route_graph.feeds (boost::dynamic_pointer_cast<Route> (shared_from_this ()), other);
3301 /** Called from the (non-realtime) butler thread when the transport is stopped */
3303 Route::nonrealtime_handle_transport_stopped (bool /*abort_ignored*/, bool /*did_locate*/, bool can_flush_processors)
3305 framepos_t now = _session.transport_frame();
3308 Glib::Threads::RWLock::ReaderLock lm (_processor_lock);
3310 Automatable::transport_stopped (now);
3312 for (ProcessorList::iterator i = _processors.begin(); i != _processors.end(); ++i) {
3314 if (!_have_internal_generator && (Config->get_plugins_stop_with_transport() && can_flush_processors)) {
3318 (*i)->transport_stopped (now);
3322 _roll_delay = _initial_delay;
3326 Route::input_change_handler (IOChange change, void * /*src*/)
3328 if ((change.type & IOChange::ConfigurationChanged)) {
3329 /* This is called with the process lock held if change
3330 contains ConfigurationChanged
3332 configure_processors (0);
3333 _phase_control->resize (_input->n_ports().n_audio ());
3334 io_changed (); /* EMIT SIGNAL */
3337 if (_solo_control->soloed_by_others_upstream() || _solo_isolate_control->solo_isolated_by_upstream()) {
3340 boost::shared_ptr<RouteList> routes = _session.get_routes ();
3341 if (_input->connected()) {
3342 for (RouteList::iterator i = routes->begin(); i != routes->end(); ++i) {
3343 if ((*i).get() == this || (*i)->is_master() || (*i)->is_monitor() || (*i)->is_auditioner()) {
3347 bool does_feed = (*i)->direct_feeds_according_to_reality (boost::dynamic_pointer_cast<Route> (shared_from_this()), &sends_only);
3348 if (does_feed && !sends_only) {
3349 if ((*i)->soloed()) {
3352 if ((*i)->solo_isolate_control()->solo_isolated()) {
3359 int delta = sbou - _solo_control->soloed_by_others_upstream();
3360 int idelta = ibou - _solo_isolate_control->solo_isolated_by_upstream();
3363 PBD::warning << string_compose (
3364 _("Invalid Solo-Isolate propagation: from:%1 new:%2 - old:%3 = delta:%4"),
3365 _name, ibou, _solo_isolate_control->solo_isolated_by_upstream(), idelta)
3370 if (_solo_control->soloed_by_others_upstream()) {
3371 // ignore new connections (they're not propagated)
3373 _solo_control->mod_solo_by_others_upstream (delta);
3377 if (_solo_isolate_control->solo_isolated_by_upstream()) {
3378 // solo-isolate currently only propagates downstream
3380 _solo_isolate_control->mod_solo_isolated_by_upstream (1);
3382 //_solo_isolated_by_upstream = ibou;
3385 // Session::route_solo_changed does not propagate indirect solo-changes
3386 // propagate downstream to tracks
3387 for (RouteList::iterator i = routes->begin(); i != routes->end(); ++i) {
3388 if ((*i).get() == this || (*i)->is_master() || (*i)->is_monitor() || (*i)->is_auditioner()) {
3392 bool does_feed = feeds (*i, &sends_only);
3393 if (delta <= 0 && does_feed && !sends_only) {
3394 (*i)->solo_control()->mod_solo_by_others_upstream (delta);
3397 if (idelta < 0 && does_feed && !sends_only) {
3398 (*i)->solo_isolate_control()->mod_solo_isolated_by_upstream (-1);
3405 Route::output_change_handler (IOChange change, void * /*src*/)
3407 if (_initial_io_setup) {
3411 if ((change.type & IOChange::ConfigurationChanged)) {
3412 /* This is called with the process lock held if change
3413 contains ConfigurationChanged
3415 configure_processors (0);
3418 _session.reset_monitor_section();
3421 io_changed (); /* EMIT SIGNAL */
3424 if ((change.type & IOChange::ConnectionsChanged)) {
3426 /* do this ONLY if connections have changed. Configuration
3427 * changes do not, by themselves alter solo upstream or
3428 * downstream status.
3431 if (_solo_control->soloed_by_others_downstream()) {
3433 /* checking all all downstream routes for
3434 * explicit of implict solo is a rather drastic measure,
3435 * ideally the input_change_handler() of the other route
3436 * would propagate the change to us.
3438 boost::shared_ptr<RouteList> routes = _session.get_routes ();
3439 if (_output->connected()) {
3440 for (RouteList::iterator i = routes->begin(); i != routes->end(); ++i) {
3441 if ((*i).get() == this || (*i)->is_master() || (*i)->is_monitor() || (*i)->is_auditioner()) {
3445 bool does_feed = direct_feeds_according_to_reality (*i, &sends_only);
3446 if (does_feed && !sends_only) {
3447 if ((*i)->soloed()) {
3455 int delta = sbod - _solo_control->soloed_by_others_downstream();
3457 // do not allow new connections to change implicit solo (no propagation)
3458 _solo_control->mod_solo_by_others_downstream (delta);
3459 // Session::route_solo_changed() does not propagate indirect solo-changes
3460 // propagate upstream to tracks
3461 boost::shared_ptr<Route> shared_this = boost::dynamic_pointer_cast<Route> (shared_from_this());
3462 for (RouteList::iterator i = routes->begin(); i != routes->end(); ++i) {
3463 if ((*i).get() == this || !can_solo()) {
3467 bool does_feed = (*i)->feeds (shared_this, &sends_only);
3468 if (delta != 0 && does_feed && !sends_only) {
3469 (*i)->solo_control()->mod_solo_by_others_downstream (delta);
3479 Route::sidechain_change_handler (IOChange change, void* src)
3481 if (_initial_io_setup || _in_sidechain_setup) {
3485 input_change_handler (change, src);
3489 Route::pans_required () const
3491 if (n_outputs().n_audio() < 2) {
3495 return max (n_inputs ().n_audio(), processor_max_streams.n_audio());
3499 Route::flush_processor_buffers_locked (framecnt_t nframes)
3501 for (ProcessorList::iterator i = _processors.begin(); i != _processors.end(); ++i) {
3502 boost::shared_ptr<Delivery> d = boost::dynamic_pointer_cast<Delivery> (*i);
3504 d->flush_buffers (nframes);
3506 boost::shared_ptr<PortInsert> p = boost::dynamic_pointer_cast<PortInsert> (*i);
3508 p->flush_buffers (nframes);
3515 Route::no_roll (pframes_t nframes, framepos_t start_frame, framepos_t end_frame, bool session_state_changing)
3517 Glib::Threads::RWLock::ReaderLock lm (_processor_lock, Glib::Threads::TRY_LOCK);
3524 silence_unlocked (nframes);
3528 if (session_state_changing) {
3529 if (_session.transport_speed() != 0.0f) {
3530 /* we're rolling but some state is changing (e.g. our diskstream contents)
3531 so we cannot use them. Be silent till this is over.
3533 XXX note the absurdity of ::no_roll() being called when we ARE rolling!
3535 silence_unlocked (nframes);
3538 /* we're really not rolling, so we're either delivery silence or actually
3539 monitoring, both of which are safe to do while session_state_changing is true.
3543 BufferSet& bufs = _session.get_route_buffers (n_process_buffers());
3545 fill_buffers_with_input (bufs, _input, nframes);
3547 if (_meter_point == MeterInput) {
3548 _meter->run (bufs, start_frame, end_frame, 0.0, nframes, true);
3551 _amp->apply_gain_automation (false);
3552 _trim->apply_gain_automation (false);
3553 passthru (bufs, start_frame, end_frame, nframes, 0);
3555 flush_processor_buffers_locked (nframes);
3561 Route::roll (pframes_t nframes, framepos_t start_frame, framepos_t end_frame, int declick, bool& /* need_butler */)
3563 Glib::Threads::RWLock::ReaderLock lm (_processor_lock, Glib::Threads::TRY_LOCK);
3569 silence_unlocked (nframes);
3573 framepos_t unused = 0;
3575 if ((nframes = check_initial_delay (nframes, unused)) == 0) {
3581 BufferSet& bufs = _session.get_route_buffers (n_process_buffers());
3583 fill_buffers_with_input (bufs, _input, nframes);
3585 if (_meter_point == MeterInput) {
3586 _meter->run (bufs, start_frame, end_frame, 1.0, nframes, true);
3589 passthru (bufs, start_frame, end_frame, nframes, declick);
3591 flush_processor_buffers_locked (nframes);
3597 Route::silent_roll (pframes_t nframes, framepos_t /*start_frame*/, framepos_t /*end_frame*/, bool& /* need_butler */)
3600 flush_processor_buffers_locked (nframes);
3605 Route::flush_processors ()
3607 Glib::Threads::RWLock::ReaderLock lm (_processor_lock);
3609 for (ProcessorList::iterator i = _processors.begin(); i != _processors.end(); ++i) {
3615 __attribute__((annotate("realtime")))
3618 Route::apply_processor_changes_rt ()
3620 int emissions = EmitNone;
3622 if (_pending_meter_point != _meter_point) {
3623 Glib::Threads::RWLock::WriterLock pwl (_processor_lock, Glib::Threads::TRY_LOCK);
3625 /* meters always have buffers for 'processor_max_streams'
3626 * they can be re-positioned without re-allocation */
3627 if (set_meter_point_unlocked()) {
3628 emissions |= EmitMeterChanged | EmitMeterVisibilityChange;;
3630 emissions |= EmitMeterChanged;
3635 bool changed = false;
3637 if (g_atomic_int_get (&_pending_process_reorder)) {
3638 Glib::Threads::RWLock::WriterLock pwl (_processor_lock, Glib::Threads::TRY_LOCK);
3640 apply_processor_order (_pending_processor_order);
3641 setup_invisible_processors ();
3643 g_atomic_int_set (&_pending_process_reorder, 0);
3644 emissions |= EmitRtProcessorChange;
3648 set_processor_positions ();
3650 if (emissions != 0) {
3651 g_atomic_int_set (&_pending_signals, emissions);
3654 return (!selfdestruct_sequence.empty ());
3658 Route::emit_pending_signals ()
3660 int sig = g_atomic_int_and (&_pending_signals, 0);
3661 if (sig & EmitMeterChanged) {
3662 _meter->emit_configuration_changed();
3663 meter_change (); /* EMIT SIGNAL */
3664 if (sig & EmitMeterVisibilityChange) {
3665 processors_changed (RouteProcessorChange (RouteProcessorChange::MeterPointChange, true)); /* EMIT SIGNAL */
3667 processors_changed (RouteProcessorChange (RouteProcessorChange::MeterPointChange, false)); /* EMIT SIGNAL */
3670 if (sig & EmitRtProcessorChange) {
3671 processors_changed (RouteProcessorChange (RouteProcessorChange::RealTimeChange)); /* EMIT SIGNAL */
3674 /* this would be a job for the butler.
3675 * Conceptually we should not take processe/processor locks here.
3676 * OTOH its more efficient (less overhead for summoning the butler and
3677 * telling her what do do) and signal emission is called
3678 * directly after the process callback, which decreases the chance
3679 * of x-runs when taking the locks.
3681 while (!selfdestruct_sequence.empty ()) {
3682 Glib::Threads::Mutex::Lock lx (selfdestruct_lock);
3683 if (selfdestruct_sequence.empty ()) { break; } // re-check with lock
3684 boost::shared_ptr<Processor> proc = selfdestruct_sequence.back ().lock ();
3685 selfdestruct_sequence.pop_back ();
3688 remove_processor (proc);
3694 Route::set_meter_point (MeterPoint p, bool force)
3696 if (_pending_meter_point == p && !force) {
3700 if (force || !AudioEngine::instance()->running()) {
3701 Glib::Threads::Mutex::Lock lx (AudioEngine::instance()->process_lock ());
3702 Glib::Threads::RWLock::WriterLock lm (_processor_lock);
3703 _pending_meter_point = p;
3704 _meter->emit_configuration_changed();
3705 meter_change (); /* EMIT SIGNAL */
3706 if (set_meter_point_unlocked()) {
3707 processors_changed (RouteProcessorChange (RouteProcessorChange::MeterPointChange, true)); /* EMIT SIGNAL */
3709 processors_changed (RouteProcessorChange (RouteProcessorChange::MeterPointChange, false)); /* EMIT SIGNAL */
3712 _pending_meter_point = p;
3718 __attribute__((annotate("realtime")))
3721 Route::set_meter_point_unlocked ()
3724 /* Caller must hold process and processor write lock */
3725 assert (!AudioEngine::instance()->process_lock().trylock());
3726 Glib::Threads::RWLock::WriterLock lm (_processor_lock, Glib::Threads::TRY_LOCK);
3727 assert (!lm.locked ());
3730 _meter_point = _pending_meter_point;
3732 bool meter_was_visible_to_user = _meter->display_to_user ();
3734 if (!_custom_meter_position_noted) {
3735 maybe_note_meter_position ();
3738 if (_meter_point != MeterCustom) {
3740 _meter->set_display_to_user (false);
3742 setup_invisible_processors ();
3745 _meter->set_display_to_user (true);
3747 /* If we have a previous position for the custom meter, try to put it there */
3748 boost::shared_ptr<Processor> after = _processor_after_last_custom_meter.lock ();
3750 ProcessorList::iterator i = find (_processors.begin(), _processors.end(), after);
3751 if (i != _processors.end ()) {
3752 _processors.remove (_meter);
3753 _processors.insert (i, _meter);
3755 } else {// at end, right before the mains_out/panner
3756 _processors.remove (_meter);
3757 ProcessorList::iterator main = _processors.end();
3758 _processors.insert (--main, _meter);
3762 /* Set up the meter for its new position */
3764 ProcessorList::iterator loc = find (_processors.begin(), _processors.end(), _meter);
3768 if (loc == _processors.begin()) {
3769 m_in = _input->n_ports();
3771 ProcessorList::iterator before = loc;
3773 m_in = (*before)->output_streams ();
3776 _meter->reflect_inputs (m_in);
3778 /* we do not need to reconfigure the processors, because the meter
3779 (a) is always ready to handle processor_max_streams
3780 (b) is always an N-in/N-out processor, and thus moving
3781 it doesn't require any changes to the other processors.
3784 /* these should really be done after releasing the lock
3785 * but all those signals are subscribed to with gui_thread()
3788 return (_meter->display_to_user() != meter_was_visible_to_user);
3792 Route::listen_position_changed ()
3795 Glib::Threads::Mutex::Lock lx (AudioEngine::instance()->process_lock ());
3796 Glib::Threads::RWLock::WriterLock lm (_processor_lock);
3797 ProcessorState pstate (this);
3799 if (configure_processors_unlocked (0, &lm)) {
3800 DEBUG_TRACE (DEBUG::Processors, "---- CONFIGURATION FAILED.\n");
3802 configure_processors_unlocked (0, &lm); // it worked before we tried to add it ...
3807 processors_changed (RouteProcessorChange ()); /* EMIT SIGNAL */
3808 _session.set_dirty ();
3811 boost::shared_ptr<CapturingProcessor>
3812 Route::add_export_point()
3814 Glib::Threads::RWLock::ReaderLock lm (_processor_lock);
3815 if (!_capturing_processor) {
3817 Glib::Threads::Mutex::Lock lx (AudioEngine::instance()->process_lock ());
3818 Glib::Threads::RWLock::WriterLock lw (_processor_lock);
3820 // this aligns all tracks; but not tracks + busses
3821 assert (_session.worst_track_latency () >= _initial_delay);
3822 _capturing_processor.reset (new CapturingProcessor (_session, _session.worst_track_latency () - _initial_delay));
3823 _capturing_processor->activate ();
3825 configure_processors_unlocked (0, &lw);
3829 return _capturing_processor;
3833 Route::update_signal_latency ()
3835 framecnt_t l = _output->user_latency();
3836 framecnt_t lamp = 0;
3837 bool before_amp = true;
3838 framecnt_t ltrim = 0;
3839 bool before_trim = true;
3841 for (ProcessorList::iterator i = _processors.begin(); i != _processors.end(); ++i) {
3842 if ((*i)->active ()) {
3843 l += (*i)->signal_latency ();
3848 if ((*i) == _trim) {
3859 DEBUG_TRACE (DEBUG::Latency, string_compose ("%1: internal signal latency = %2\n", _name, l));
3861 // TODO: (lamp - _signal_latency) to sync to output (read-ahed), currently _roll_delay shifts this around
3862 _signal_latency_at_amp_position = lamp;
3863 _signal_latency_at_trim_position = ltrim;
3865 if (_signal_latency != l) {
3866 _signal_latency = l;
3867 signal_latency_changed (); /* EMIT SIGNAL */
3870 return _signal_latency;
3874 Route::set_user_latency (framecnt_t nframes)
3876 _output->set_user_latency (nframes);
3877 _session.update_latency_compensation ();
3881 Route::set_latency_compensation (framecnt_t longest_session_latency)
3883 framecnt_t old = _initial_delay;
3885 if (_signal_latency < longest_session_latency) {
3886 _initial_delay = longest_session_latency - _signal_latency;
3891 DEBUG_TRACE (DEBUG::Latency, string_compose (
3892 "%1: compensate for maximum latency of %2,"
3893 "given own latency of %3, using initial delay of %4\n",
3894 name(), longest_session_latency, _signal_latency, _initial_delay));
3896 if (_initial_delay != old) {
3897 initial_delay_changed (); /* EMIT SIGNAL */
3900 if (_session.transport_stopped()) {
3901 _roll_delay = _initial_delay;
3906 Route::set_block_size (pframes_t nframes)
3908 for (ProcessorList::iterator i = _processors.begin(); i != _processors.end(); ++i) {
3909 (*i)->set_block_size (nframes);
3912 _session.ensure_buffers (n_process_buffers ());
3916 Route::protect_automation ()
3918 for (ProcessorList::iterator i = _processors.begin(); i != _processors.end(); ++i)
3919 (*i)->protect_automation();
3922 /** @param declick 1 to set a pending declick fade-in,
3923 * -1 to set a pending declick fade-out
3926 Route::set_pending_declick (int declick)
3929 /* this call is not allowed to turn off a pending declick */
3931 _pending_declick = declick;
3934 _pending_declick = 0;
3938 /** Shift automation forwards from a particular place, thereby inserting time.
3939 * Adds undo commands for any shifts that are performed.
3941 * @param pos Position to start shifting from.
3942 * @param frames Amount to shift forwards by.
3946 Route::shift (framepos_t pos, framecnt_t frames)
3948 /* gain automation */
3950 boost::shared_ptr<AutomationControl> gc = _amp->gain_control();
3952 XMLNode &before = gc->alist()->get_state ();
3953 gc->alist()->shift (pos, frames);
3954 XMLNode &after = gc->alist()->get_state ();
3955 _session.add_command (new MementoCommand<AutomationList> (*gc->alist().get(), &before, &after));
3958 /* gain automation */
3960 boost::shared_ptr<AutomationControl> gc = _trim->gain_control();
3962 XMLNode &before = gc->alist()->get_state ();
3963 gc->alist()->shift (pos, frames);
3964 XMLNode &after = gc->alist()->get_state ();
3965 _session.add_command (new MementoCommand<AutomationList> (*gc->alist().get(), &before, &after));
3968 // TODO mute automation ??
3970 /* pan automation */
3972 ControlSet::Controls& c (_pannable->controls());
3974 for (ControlSet::Controls::const_iterator ci = c.begin(); ci != c.end(); ++ci) {
3975 boost::shared_ptr<AutomationControl> pc = boost::dynamic_pointer_cast<AutomationControl> (ci->second);
3977 boost::shared_ptr<AutomationList> al = pc->alist();
3978 XMLNode& before = al->get_state ();
3979 al->shift (pos, frames);
3980 XMLNode& after = al->get_state ();
3981 _session.add_command (new MementoCommand<AutomationList> (*al.get(), &before, &after));
3986 /* redirect automation */
3988 Glib::Threads::RWLock::ReaderLock lm (_processor_lock);
3989 for (ProcessorList::iterator i = _processors.begin (); i != _processors.end (); ++i) {
3991 set<Evoral::Parameter> parameters = (*i)->what_can_be_automated();
3993 for (set<Evoral::Parameter>::const_iterator p = parameters.begin (); p != parameters.end (); ++p) {
3994 boost::shared_ptr<AutomationControl> ac = (*i)->automation_control (*p);
3996 boost::shared_ptr<AutomationList> al = ac->alist();
3997 XMLNode &before = al->get_state ();
3998 al->shift (pos, frames);
3999 XMLNode &after = al->get_state ();
4000 _session.add_command (new MementoCommand<AutomationList> (*al.get(), &before, &after));
4008 Route::set_plugin_state_dir (boost::weak_ptr<Processor> p, const std::string& d)
4010 boost::shared_ptr<Processor> processor (p.lock ());
4011 boost::shared_ptr<PluginInsert> pi = boost::dynamic_pointer_cast<PluginInsert> (processor);
4015 pi->set_state_dir (d);
4019 Route::save_as_template (const string& path, const string& name)
4021 std::string state_dir = path.substr (0, path.find_last_of ('.')); // strip template_suffix
4022 PBD::Unwinder<std::string> uw (_session._template_state_dir, state_dir);
4024 XMLNode& node (state (false));
4025 node.set_property (X_("name"), name);
4029 IO::set_name_in_state (*node.children().front(), name);
4031 tree.set_root (&node);
4033 /* return zero on success, non-zero otherwise */
4034 return !tree.write (path.c_str());
4039 Route::set_name (const string& str)
4045 if (str == name()) {
4049 string name = Route::ensure_track_or_route_name (str, _session);
4050 SessionObject::set_name (name);
4052 bool ret = (_input->set_name(name) && _output->set_name(name));
4055 /* rename the main outs. Leave other IO processors
4056 * with whatever name they already have, because its
4057 * just fine as it is (it will not contain the route
4058 * name if its a port insert, port send or port return).
4062 if (_main_outs->set_name (name)) {
4063 /* XXX returning false here is stupid because
4064 we already changed the route name.
4074 /** Set the name of a route in an XML description.
4075 * @param node XML <Route> node to set the name in.
4076 * @param name New name.
4079 Route::set_name_in_state (XMLNode& node, string const & name, bool rename_playlist)
4081 node.set_property (X_("name"), name);
4083 XMLNodeList children = node.children();
4084 for (XMLNodeIterator i = children.begin(); i != children.end(); ++i) {
4086 if ((*i)->name() == X_("IO")) {
4088 IO::set_name_in_state (**i, name);
4090 } else if ((*i)->name() == X_("Processor")) {
4093 if ((*i)->get_property (X_("role"), str) && str == X_("Main")) {
4094 (*i)->set_property (X_("name"), name);
4097 } else if ((*i)->name() == X_("Diskstream")) {
4099 if (rename_playlist) {
4100 (*i)->set_property (X_("playlist"), name + ".1");
4102 (*i)->set_property (X_("name"), name);
4108 boost::shared_ptr<Send>
4109 Route::internal_send_for (boost::shared_ptr<const Route> target) const
4111 Glib::Threads::RWLock::ReaderLock lm (_processor_lock);
4113 for (ProcessorList::const_iterator i = _processors.begin(); i != _processors.end(); ++i) {
4114 boost::shared_ptr<InternalSend> send;
4116 if ((send = boost::dynamic_pointer_cast<InternalSend>(*i)) != 0) {
4117 if (send->target_route() == target) {
4123 return boost::shared_ptr<Send>();
4127 Route::set_denormal_protection (bool yn)
4129 if (_denormal_protection != yn) {
4130 _denormal_protection = yn;
4131 denormal_protection_changed (); /* EMIT SIGNAL */
4136 Route::denormal_protection () const
4138 return _denormal_protection;
4142 Route::set_active (bool yn, void* src)
4144 if (_session.transport_rolling()) {
4148 if (_route_group && src != _route_group && _route_group->is_active() && _route_group->is_route_active()) {
4149 _route_group->foreach_route (boost::bind (&Route::set_active, _1, yn, _route_group));
4153 if (_active != yn) {
4155 _input->set_active (yn);
4156 _output->set_active (yn);
4157 flush_processors ();
4158 active_changed (); // EMIT SIGNAL
4159 _session.set_dirty ();
4163 boost::shared_ptr<Pannable>
4164 Route::pannable() const
4169 boost::shared_ptr<Panner>
4170 Route::panner() const
4173 return _main_outs->panner_shell()->panner();
4176 boost::shared_ptr<PannerShell>
4177 Route::panner_shell() const
4179 return _main_outs->panner_shell();
4182 boost::shared_ptr<GainControl>
4183 Route::gain_control() const
4185 return _gain_control;
4188 boost::shared_ptr<GainControl>
4189 Route::trim_control() const
4191 return _trim_control;
4194 boost::shared_ptr<PhaseControl>
4195 Route::phase_control() const
4197 return _phase_control;
4200 boost::shared_ptr<AutomationControl>
4201 Route::get_control (const Evoral::Parameter& param)
4203 /* either we own the control or .... */
4205 boost::shared_ptr<AutomationControl> c = boost::dynamic_pointer_cast<AutomationControl>(control (param));
4209 /* maybe one of our processors does or ... */
4211 Glib::Threads::RWLock::ReaderLock rm (_processor_lock);
4212 for (ProcessorList::iterator i = _processors.begin(); i != _processors.end(); ++i) {
4213 if ((c = boost::dynamic_pointer_cast<AutomationControl>((*i)->control (param))) != 0) {
4221 /* nobody does so we'll make a new one */
4223 c = boost::dynamic_pointer_cast<AutomationControl>(control_factory(param));
4230 boost::shared_ptr<Processor>
4231 Route::nth_plugin (uint32_t n) const
4233 Glib::Threads::RWLock::ReaderLock lm (_processor_lock);
4234 ProcessorList::const_iterator i;
4236 for (i = _processors.begin(); i != _processors.end(); ++i) {
4237 if (boost::dynamic_pointer_cast<PluginInsert> (*i)) {
4244 return boost::shared_ptr<Processor> ();
4247 boost::shared_ptr<Processor>
4248 Route::nth_send (uint32_t n) const
4250 Glib::Threads::RWLock::ReaderLock lm (_processor_lock);
4251 ProcessorList::const_iterator i;
4253 for (i = _processors.begin(); i != _processors.end(); ++i) {
4254 if (boost::dynamic_pointer_cast<Send> (*i)) {
4256 if ((*i)->name().find (_("Monitor")) == 0) {
4257 /* send to monitor section is not considered
4258 to be an accessible send.
4269 return boost::shared_ptr<Processor> ();
4273 Route::has_io_processor_named (const string& name)
4275 Glib::Threads::RWLock::ReaderLock lm (_processor_lock);
4276 ProcessorList::iterator i;
4278 for (i = _processors.begin(); i != _processors.end(); ++i) {
4279 if (boost::dynamic_pointer_cast<Send> (*i) ||
4280 boost::dynamic_pointer_cast<PortInsert> (*i)) {
4281 if ((*i)->name() == name) {
4291 Route::set_processor_positions ()
4293 Glib::Threads::RWLock::ReaderLock lm (_processor_lock);
4295 bool had_amp = false;
4296 for (ProcessorList::const_iterator i = _processors.begin(); i != _processors.end(); ++i) {
4297 (*i)->set_pre_fader (!had_amp);
4304 /** Called when there is a proposed change to the input port count */
4306 Route::input_port_count_changing (ChanCount to)
4308 list<pair<ChanCount, ChanCount> > c = try_configure_processors (to, 0);
4310 /* The processors cannot be configured with the new input arrangement, so
4316 /* The change is ok */
4320 /** Called when there is a proposed change to the output port count */
4322 Route::output_port_count_changing (ChanCount to)
4324 if (_strict_io && !_in_configure_processors) {
4327 for (DataType::iterator t = DataType::begin(); t != DataType::end(); ++t) {
4328 if (processor_out_streams.get(*t) > to.get(*t)) {
4332 /* The change is ok */
4337 Route::unknown_processors () const
4341 if (_session.get_disable_all_loaded_plugins ()) {
4342 // Do not list "missing plugins" if they are explicitly disabled
4346 Glib::Threads::RWLock::ReaderLock lm (_processor_lock);
4347 for (ProcessorList::const_iterator i = _processors.begin(); i != _processors.end(); ++i) {
4348 if (boost::dynamic_pointer_cast<UnknownProcessor const> (*i)) {
4349 p.push_back ((*i)->name ());
4358 Route::update_port_latencies (PortSet& from, PortSet& to, bool playback, framecnt_t our_latency) const
4360 /* we assume that all our input ports feed all our output ports. its not
4361 universally true, but the alternative is way too corner-case to worry about.
4364 LatencyRange all_connections;
4367 all_connections.min = 0;
4368 all_connections.max = 0;
4370 all_connections.min = ~((pframes_t) 0);
4371 all_connections.max = 0;
4373 /* iterate over all "from" ports and determine the latency range for all of their
4374 connections to the "outside" (outside of this Route).
4377 for (PortSet::iterator p = from.begin(); p != from.end(); ++p) {
4381 p->get_connected_latency_range (range, playback);
4383 all_connections.min = min (all_connections.min, range.min);
4384 all_connections.max = max (all_connections.max, range.max);
4388 /* set the "from" port latencies to the max/min range of all their connections */
4390 for (PortSet::iterator p = from.begin(); p != from.end(); ++p) {
4391 p->set_private_latency_range (all_connections, playback);
4394 /* set the ports "in the direction of the flow" to the same value as above plus our own signal latency */
4396 all_connections.min += our_latency;
4397 all_connections.max += our_latency;
4399 for (PortSet::iterator p = to.begin(); p != to.end(); ++p) {
4400 p->set_private_latency_range (all_connections, playback);
4403 return all_connections.max;
4407 Route::set_private_port_latencies (bool playback) const
4409 framecnt_t own_latency = 0;
4411 /* Processor list not protected by lock: MUST BE CALLED FROM PROCESS THREAD
4412 OR LATENCY CALLBACK.
4414 This is called (early) from the latency callback. It computes the REAL
4415 latency associated with each port and stores the result as the "private"
4416 latency of the port. A later call to Route::set_public_port_latencies()
4417 sets all ports to the same value to reflect the fact that we do latency
4418 compensation and so all signals are delayed by the same amount as they
4419 flow through ardour.
4422 for (ProcessorList::const_iterator i = _processors.begin(); i != _processors.end(); ++i) {
4423 if ((*i)->active ()) {
4424 own_latency += (*i)->signal_latency ();
4429 /* playback: propagate latency from "outside the route" to outputs to inputs */
4430 return update_port_latencies (_output->ports (), _input->ports (), true, own_latency);
4432 /* capture: propagate latency from "outside the route" to inputs to outputs */
4433 return update_port_latencies (_input->ports (), _output->ports (), false, own_latency);
4438 Route::set_public_port_latencies (framecnt_t value, bool playback) const
4440 /* this is called to set the JACK-visible port latencies, which take
4441 latency compensation into account.
4450 const PortSet& ports (_input->ports());
4451 for (PortSet::const_iterator p = ports.begin(); p != ports.end(); ++p) {
4452 p->set_public_latency_range (range, playback);
4457 const PortSet& ports (_output->ports());
4458 for (PortSet::const_iterator p = ports.begin(); p != ports.end(); ++p) {
4459 p->set_public_latency_range (range, playback);
4464 /** Put the invisible processors in the right place in _processors.
4465 * Must be called with a writer lock on _processor_lock held.
4468 __attribute__((annotate("realtime")))
4471 Route::setup_invisible_processors ()
4474 Glib::Threads::RWLock::WriterLock lm (_processor_lock, Glib::Threads::TRY_LOCK);
4475 assert (!lm.locked ());
4479 /* too early to be doing this stuff */
4483 /* we'll build this new list here and then use it
4485 * TODO put the ProcessorList is on the stack for RT-safety.
4488 ProcessorList new_processors;
4490 /* find visible processors */
4492 for (ProcessorList::iterator i = _processors.begin(); i != _processors.end(); ++i) {
4493 if ((*i)->display_to_user ()) {
4494 new_processors.push_back (*i);
4500 ProcessorList::iterator amp = find (new_processors.begin(), new_processors.end(), _amp);
4502 if (amp == new_processors.end ()) {
4503 error << string_compose (_("Amp/Fader on Route '%1' went AWOL. Re-added."), name()) << endmsg;
4504 new_processors.push_front (_amp);
4505 amp = find (new_processors.begin(), new_processors.end(), _amp);
4508 /* and the processor after the amp */
4510 ProcessorList::iterator after_amp = amp;
4516 switch (_meter_point) {
4518 assert (!_meter->display_to_user ());
4519 new_processors.push_front (_meter);
4522 assert (!_meter->display_to_user ());
4523 new_processors.insert (amp, _meter);
4525 case MeterPostFader:
4526 /* do nothing here */
4529 /* do nothing here */
4532 /* the meter is visible, so we don't touch it here */
4539 assert (_main_outs);
4540 assert (!_main_outs->display_to_user ());
4541 new_processors.push_back (_main_outs);
4543 /* iterator for the main outs */
4545 ProcessorList::iterator main = new_processors.end();
4548 /* OUTPUT METERING */
4550 if (_meter && (_meter_point == MeterOutput || _meter_point == MeterPostFader)) {
4551 assert (!_meter->display_to_user ());
4553 /* add the processor just before or just after the main outs */
4555 ProcessorList::iterator meter_point = main;
4557 if (_meter_point == MeterOutput) {
4560 new_processors.insert (meter_point, _meter);
4565 if (_monitor_send && !is_monitor ()) {
4566 assert (!_monitor_send->display_to_user ());
4567 switch (Config->get_listen_position ()) {
4568 case PreFaderListen:
4569 switch (Config->get_pfl_position ()) {
4570 case PFLFromBeforeProcessors:
4571 new_processors.push_front (_monitor_send);
4573 case PFLFromAfterProcessors:
4574 new_processors.insert (amp, _monitor_send);
4577 _monitor_send->set_can_pan (false);
4579 case AfterFaderListen:
4580 switch (Config->get_afl_position ()) {
4581 case AFLFromBeforeProcessors:
4582 new_processors.insert (after_amp, _monitor_send);
4584 case AFLFromAfterProcessors:
4585 new_processors.insert (new_processors.end(), _monitor_send);
4588 _monitor_send->set_can_pan (true);
4593 #if 0 // not used - just yet
4594 if (!is_master() && !is_monitor() && !is_auditioner()) {
4595 new_processors.push_front (_delayline);
4599 /* MONITOR CONTROL */
4601 if (_monitor_control && is_monitor ()) {
4602 assert (!_monitor_control->display_to_user ());
4603 new_processors.insert (amp, _monitor_control);
4608 if (_trim && _trim->active()) {
4609 assert (!_trim->display_to_user ());
4610 new_processors.push_front (_trim);
4613 /* INTERNAL RETURN */
4615 /* doing this here means that any monitor control will come after
4616 the return and trim.
4620 assert (!_intreturn->display_to_user ());
4621 new_processors.push_front (_intreturn);
4624 /* EXPORT PROCESSOR */
4626 if (_capturing_processor) {
4627 assert (!_capturing_processor->display_to_user ());
4628 new_processors.push_front (_capturing_processor);
4631 _processors = new_processors;
4633 for (ProcessorList::iterator i = _processors.begin(); i != _processors.end(); ++i) {
4634 if (!(*i)->display_to_user () && !(*i)->enabled () && (*i) != _monitor_send) {
4635 (*i)->enable (true);
4639 DEBUG_TRACE (DEBUG::Processors, string_compose ("%1: setup_invisible_processors\n", _name));
4640 for (ProcessorList::iterator i = _processors.begin(); i != _processors.end(); ++i) {
4641 DEBUG_TRACE (DEBUG::Processors, string_compose ("\t%1\n", (*i)->name ()));
4648 Glib::Threads::Mutex::Lock lm (AudioEngine::instance()->process_lock ());
4649 Glib::Threads::RWLock::ReaderLock lp (_processor_lock);
4653 for (ProcessorList::iterator i = _processors.begin(); i != _processors.end(); ++i) {
4654 boost::shared_ptr<Delivery> d = boost::dynamic_pointer_cast<Delivery>(*i);
4661 /** If the meter point is `Custom', make a note of where the meter is.
4662 * This is so that if the meter point is subsequently set to something else,
4663 * and then back to custom, we can put the meter back where it was last time
4664 * custom was enabled.
4666 * Must be called with the _processor_lock held.
4669 Route::maybe_note_meter_position ()
4671 if (_meter_point != MeterCustom) {
4675 _custom_meter_position_noted = true;
4676 /* custom meter points range from after trim to before panner/main_outs
4677 * this is a limitation by the current processor UI
4679 bool seen_trim = false;
4680 _processor_after_last_custom_meter.reset();
4681 for (ProcessorList::iterator i = _processors.begin(); i != _processors.end(); ++i) {
4682 if ((*i) == _trim) {
4685 if ((*i) == _main_outs) {
4686 _processor_after_last_custom_meter = *i;
4689 if (boost::dynamic_pointer_cast<PeakMeter> (*i)) {
4691 _processor_after_last_custom_meter = _trim;
4693 ProcessorList::iterator j = i;
4695 assert(j != _processors.end ()); // main_outs should be before
4696 _processor_after_last_custom_meter = *j;
4701 assert(_processor_after_last_custom_meter.lock());
4704 boost::shared_ptr<Processor>
4705 Route::processor_by_id (PBD::ID id) const
4707 Glib::Threads::RWLock::ReaderLock lm (_processor_lock);
4708 for (ProcessorList::const_iterator i = _processors.begin(); i != _processors.end(); ++i) {
4709 if ((*i)->id() == id) {
4714 return boost::shared_ptr<Processor> ();
4717 /** @return the monitoring state, or in other words what data we are pushing
4718 * into the route (data from the inputs, data from disk or silence)
4721 Route::monitoring_state () const
4723 return MonitoringInput;
4726 /** @return what we should be metering; either the data coming from the input
4727 * IO or the data that is flowing through the route.
4730 Route::metering_state () const
4732 return MeteringRoute;
4736 Route::has_external_redirects () const
4738 for (ProcessorList::const_iterator i = _processors.begin(); i != _processors.end(); ++i) {
4740 /* ignore inactive processors and obviously ignore the main
4741 * outs since everything has them and we don't care.
4744 if ((*i)->active() && (*i) != _main_outs && (*i)->does_routing()) {
4752 boost::shared_ptr<Processor>
4753 Route::the_instrument () const
4755 Glib::Threads::RWLock::ReaderLock lm (_processor_lock);
4756 return the_instrument_unlocked ();
4759 boost::shared_ptr<Processor>
4760 Route::the_instrument_unlocked () const
4762 for (ProcessorList::const_iterator i = _processors.begin(); i != _processors.end(); ++i) {
4763 boost::shared_ptr<PluginInsert> pi = boost::dynamic_pointer_cast<PluginInsert>(*i);
4764 if (pi && pi->plugin ()->get_info ()->is_instrument ()) {
4768 return boost::shared_ptr<Processor>();
4774 Route::non_realtime_locate (framepos_t pos)
4777 _pannable->transport_located (pos);
4780 if (_delayline.get()) {
4781 _delayline.get()->flush();
4785 //Glib::Threads::Mutex::Lock lx (AudioEngine::instance()->process_lock ());
4786 Glib::Threads::RWLock::ReaderLock lm (_processor_lock);
4788 for (ProcessorList::iterator i = _processors.begin(); i != _processors.end(); ++i) {
4789 (*i)->transport_located (pos);
4792 _roll_delay = _initial_delay;
4796 Route::fill_buffers_with_input (BufferSet& bufs, boost::shared_ptr<IO> io, pframes_t nframes)
4803 * We don't currently mix MIDI input together, so we don't need the
4804 * complex logic of the audio case.
4807 n_buffers = bufs.count().n_midi ();
4809 for (i = 0; i < n_buffers; ++i) {
4811 boost::shared_ptr<MidiPort> source_port = io->midi (i);
4812 MidiBuffer& buf (bufs.get_midi (i));
4815 buf.copy (source_port->get_midi_buffer(nframes));
4817 buf.silence (nframes);
4823 n_buffers = bufs.count().n_audio();
4825 size_t n_ports = io->n_ports().n_audio();
4826 float scaling = 1.0f;
4828 if (n_ports > n_buffers) {
4829 scaling = ((float) n_buffers) / n_ports;
4832 for (i = 0; i < n_ports; ++i) {
4834 /* if there are more ports than buffers, map them onto buffers
4835 * in a round-robin fashion
4838 boost::shared_ptr<AudioPort> source_port = io->audio (i);
4839 AudioBuffer& buf (bufs.get_audio (i%n_buffers));
4842 if (i < n_buffers) {
4844 /* first time through just copy a channel into
4848 buf.read_from (source_port->get_audio_buffer (nframes), nframes);
4850 if (scaling != 1.0f) {
4851 buf.apply_gain (scaling, nframes);
4856 /* on subsequent times around, merge data from
4857 * the port with what is already there
4860 if (scaling != 1.0f) {
4861 buf.accumulate_with_gain_from (source_port->get_audio_buffer (nframes), nframes, 0, scaling);
4863 buf.accumulate_from (source_port->get_audio_buffer (nframes), nframes);
4868 /* silence any remaining buffers */
4870 for (; i < n_buffers; ++i) {
4871 AudioBuffer& buf (bufs.get_audio (i));
4872 buf.silence (nframes);
4875 /* establish the initial setup of the buffer set, reflecting what was
4876 copied into it. unless, of course, we are the auditioner, in which
4877 case nothing was fed into it from the inputs at all.
4880 if (!is_auditioner()) {
4881 bufs.set_count (io->n_ports());
4885 boost::shared_ptr<AutomationControl>
4886 Route::pan_azimuth_control() const
4889 # undef MIXBUS_PORTS_H
4890 # include "../../gtk2_ardour/mixbus_ports.h"
4891 boost::shared_ptr<ARDOUR::PluginInsert> plug = ch_post();
4893 return boost::shared_ptr<AutomationControl>();
4895 return boost::dynamic_pointer_cast<ARDOUR::AutomationControl> (plug->control (Evoral::Parameter (ARDOUR::PluginAutomation, 0, port_channel_post_pan)));
4897 if (!_pannable || !panner()) {
4898 return boost::shared_ptr<AutomationControl>();
4900 return _pannable->pan_azimuth_control;
4904 boost::shared_ptr<AutomationControl>
4905 Route::pan_elevation_control() const
4907 if (Profile->get_mixbus() || !_pannable || !panner()) {
4908 return boost::shared_ptr<AutomationControl>();
4911 set<Evoral::Parameter> c = panner()->what_can_be_automated ();
4913 if (c.find (PanElevationAutomation) != c.end()) {
4914 return _pannable->pan_elevation_control;
4916 return boost::shared_ptr<AutomationControl>();
4919 boost::shared_ptr<AutomationControl>
4920 Route::pan_width_control() const
4923 if (mixbus() && _ch_pre) {
4925 return boost::dynamic_pointer_cast<ARDOUR::AutomationControl>(_ch_pre->control(Evoral::Parameter(PluginAutomation, 0, 5)));
4928 if (Profile->get_mixbus() || !_pannable || !panner()) {
4929 return boost::shared_ptr<AutomationControl>();
4932 set<Evoral::Parameter> c = panner()->what_can_be_automated ();
4934 if (c.find (PanWidthAutomation) != c.end()) {
4935 return _pannable->pan_width_control;
4937 return boost::shared_ptr<AutomationControl>();
4940 boost::shared_ptr<AutomationControl>
4941 Route::pan_frontback_control() const
4943 if (Profile->get_mixbus() || !_pannable || !panner()) {
4944 return boost::shared_ptr<AutomationControl>();
4947 set<Evoral::Parameter> c = panner()->what_can_be_automated ();
4949 if (c.find (PanFrontBackAutomation) != c.end()) {
4950 return _pannable->pan_frontback_control;
4952 return boost::shared_ptr<AutomationControl>();
4955 boost::shared_ptr<AutomationControl>
4956 Route::pan_lfe_control() const
4958 if (Profile->get_mixbus() || !_pannable || !panner()) {
4959 return boost::shared_ptr<AutomationControl>();
4962 set<Evoral::Parameter> c = panner()->what_can_be_automated ();
4964 if (c.find (PanLFEAutomation) != c.end()) {
4965 return _pannable->pan_lfe_control;
4967 return boost::shared_ptr<AutomationControl>();
4972 Route::eq_band_cnt () const
4974 if (Profile->get_mixbus()) {
4976 if (is_master() || mixbus()) {
4985 /* Ardour has no well-known EQ object */
4990 boost::shared_ptr<AutomationControl>
4991 Route::eq_gain_controllable (uint32_t band) const
4994 boost::shared_ptr<PluginInsert> eq = ch_eq();
4997 return boost::shared_ptr<AutomationControl>();
5000 uint32_t port_number;
5001 if (is_master() || mixbus()) {
5003 case 0: port_number = 4; break;
5004 case 1: port_number = 3; break;
5005 case 2: port_number = 2; break;
5007 return boost::shared_ptr<AutomationControl>();
5012 case 0: port_number = 14; break;
5013 case 1: port_number = 12; break;
5014 case 2: port_number = 10; break;
5015 case 3: port_number = 8; break;
5017 return boost::shared_ptr<AutomationControl>();
5021 case 0: port_number = 8; break;
5022 case 1: port_number = 6; break;
5023 case 2: port_number = 4; break;
5025 return boost::shared_ptr<AutomationControl>();
5030 return boost::dynamic_pointer_cast<ARDOUR::AutomationControl> (eq->control (Evoral::Parameter (ARDOUR::PluginAutomation, 0, port_number)));
5032 return boost::shared_ptr<AutomationControl>();
5035 boost::shared_ptr<AutomationControl>
5036 Route::eq_freq_controllable (uint32_t band) const
5039 if (mixbus() || is_master()) {
5040 /* no frequency controls for mixbusses or master */
5041 return boost::shared_ptr<AutomationControl>();
5044 boost::shared_ptr<PluginInsert> eq = ch_eq();
5047 return boost::shared_ptr<AutomationControl>();
5050 uint32_t port_number;
5053 case 0: port_number = 13; break; // lo
5054 case 1: port_number = 11; break; // lo mid
5055 case 2: port_number = 9; break; // hi mid
5056 case 3: port_number = 7; break; // hi
5058 return boost::shared_ptr<AutomationControl>();
5062 case 0: port_number = 7; break;
5063 case 1: port_number = 5; break;
5064 case 2: port_number = 3; break;
5066 return boost::shared_ptr<AutomationControl>();
5070 return boost::dynamic_pointer_cast<ARDOUR::AutomationControl> (eq->control (Evoral::Parameter (ARDOUR::PluginAutomation, 0, port_number)));
5072 return boost::shared_ptr<AutomationControl>();
5076 boost::shared_ptr<AutomationControl>
5077 Route::eq_q_controllable (uint32_t band) const
5079 return boost::shared_ptr<AutomationControl>();
5082 boost::shared_ptr<AutomationControl>
5083 Route::eq_shape_controllable (uint32_t band) const
5086 boost::shared_ptr<PluginInsert> eq = ch_eq();
5087 if (is_master() || mixbus() || !eq) {
5088 return boost::shared_ptr<AutomationControl>();
5092 return boost::dynamic_pointer_cast<ARDOUR::AutomationControl> (eq->control (Evoral::Parameter (ARDOUR::PluginAutomation, 0, 4))); // lo bell
5095 return boost::dynamic_pointer_cast<ARDOUR::AutomationControl> (eq->control (Evoral::Parameter (ARDOUR::PluginAutomation, 0, 3))); // hi bell
5101 return boost::shared_ptr<AutomationControl>();
5104 boost::shared_ptr<AutomationControl>
5105 Route::eq_enable_controllable () const
5108 boost::shared_ptr<PluginInsert> eq = ch_eq();
5111 return boost::shared_ptr<AutomationControl>();
5114 return boost::dynamic_pointer_cast<ARDOUR::AutomationControl> (eq->control (Evoral::Parameter (ARDOUR::PluginAutomation, 0, 1)));
5116 return boost::shared_ptr<AutomationControl>();
5120 boost::shared_ptr<AutomationControl>
5121 Route::filter_freq_controllable (bool hpf) const
5124 boost::shared_ptr<PluginInsert> eq = ch_eq();
5126 if (is_master() || mixbus() || !eq) {
5127 return boost::shared_ptr<AutomationControl>();
5131 return boost::dynamic_pointer_cast<ARDOUR::AutomationControl> (eq->control (Evoral::Parameter (ARDOUR::PluginAutomation, 0, 5))); // HPF freq
5133 return boost::dynamic_pointer_cast<ARDOUR::AutomationControl> (eq->control (Evoral::Parameter (ARDOUR::PluginAutomation, 0, 2)));
5137 return boost::dynamic_pointer_cast<ARDOUR::AutomationControl> (eq->control (Evoral::Parameter (ARDOUR::PluginAutomation, 0, 6))); // LPF freq
5139 return boost::shared_ptr<AutomationControl>();
5144 return boost::shared_ptr<AutomationControl>();
5148 boost::shared_ptr<AutomationControl>
5149 Route::filter_slope_controllable (bool) const
5151 return boost::shared_ptr<AutomationControl>();
5154 boost::shared_ptr<AutomationControl>
5155 Route::filter_enable_controllable (bool) const
5158 boost::shared_ptr<PluginInsert> eq = ch_eq();
5160 if (is_master() || mixbus() || !eq) {
5161 return boost::shared_ptr<AutomationControl>();
5164 return boost::dynamic_pointer_cast<ARDOUR::AutomationControl> (eq->control (Evoral::Parameter (ARDOUR::PluginAutomation, 0, 2)));
5166 return boost::shared_ptr<AutomationControl>();
5171 Route::eq_band_name (uint32_t band) const
5174 if (is_master() || mixbus()) {
5176 if (Profile->get_mixbus()) {
5178 case 0: return _("lo");
5179 case 1: return _("mid");
5180 case 2: return _("hi");
5181 default: return string();
5189 case 0: return _("lo");
5190 case 1: return _("lo mid");
5191 case 2: return _("hi mid");
5192 case 3: return _("hi");
5193 default: return string();
5199 boost::shared_ptr<AutomationControl>
5200 Route::comp_enable_controllable () const
5203 boost::shared_ptr<PluginInsert> comp = ch_comp();
5206 return boost::shared_ptr<AutomationControl>();
5209 return boost::dynamic_pointer_cast<ARDOUR::AutomationControl> (comp->control (Evoral::Parameter (ARDOUR::PluginAutomation, 0, 1)));
5211 return boost::shared_ptr<AutomationControl>();
5214 boost::shared_ptr<AutomationControl>
5215 Route::comp_threshold_controllable () const
5218 boost::shared_ptr<PluginInsert> comp = ch_comp();
5221 return boost::shared_ptr<AutomationControl>();
5224 return boost::dynamic_pointer_cast<ARDOUR::AutomationControl> (comp->control (Evoral::Parameter (ARDOUR::PluginAutomation, 0, 2)));
5227 return boost::shared_ptr<AutomationControl>();
5230 boost::shared_ptr<AutomationControl>
5231 Route::comp_speed_controllable () const
5234 boost::shared_ptr<PluginInsert> comp = ch_comp();
5237 return boost::shared_ptr<AutomationControl>();
5240 return boost::dynamic_pointer_cast<ARDOUR::AutomationControl> (comp->control (Evoral::Parameter (ARDOUR::PluginAutomation, 0, 3)));
5242 return boost::shared_ptr<AutomationControl>();
5245 boost::shared_ptr<AutomationControl>
5246 Route::comp_mode_controllable () const
5249 boost::shared_ptr<PluginInsert> comp = ch_comp();
5252 return boost::shared_ptr<AutomationControl>();
5255 return boost::dynamic_pointer_cast<ARDOUR::AutomationControl> (comp->control (Evoral::Parameter (ARDOUR::PluginAutomation, 0, 4)));
5257 return boost::shared_ptr<AutomationControl>();
5260 boost::shared_ptr<AutomationControl>
5261 Route::comp_makeup_controllable () const
5264 boost::shared_ptr<PluginInsert> comp = ch_comp();
5267 return boost::shared_ptr<AutomationControl>();
5270 return boost::dynamic_pointer_cast<ARDOUR::AutomationControl> (comp->control (Evoral::Parameter (ARDOUR::PluginAutomation, 0, 5)));
5272 return boost::shared_ptr<AutomationControl>();
5275 boost::shared_ptr<ReadOnlyControl>
5276 Route::comp_redux_controllable () const
5279 boost::shared_ptr<PluginInsert> comp = ch_comp();
5282 return boost::shared_ptr<ReadOnlyControl>();
5285 return comp->control_output (2);
5287 return comp->control_output (6);
5291 return boost::shared_ptr<ReadOnlyControl>();
5296 Route::comp_mode_name (uint32_t mode) const
5301 return _("Leveler");
5303 return _("Compressor");
5305 return _("Limiter");
5307 return mixbus() ? _("Sidechain") : _("Limiter");
5317 Route::comp_speed_name (uint32_t mode) const
5335 boost::shared_ptr<AutomationControl>
5336 Route::send_level_controllable (uint32_t n) const
5339 # undef MIXBUS_PORTS_H
5340 # include "../../gtk2_ardour/mixbus_ports.h"
5341 boost::shared_ptr<ARDOUR::PluginInsert> plug = ch_post();
5342 if (plug && !mixbus()) {
5343 uint32_t port_id = 0;
5345 case 0: port_id = port_channel_post_aux1_level; break;
5346 case 1: port_id = port_channel_post_aux2_level; break;
5347 case 2: port_id = port_channel_post_aux3_level; break;
5348 case 3: port_id = port_channel_post_aux4_level; break;
5349 case 4: port_id = port_channel_post_aux5_level; break;
5350 case 5: port_id = port_channel_post_aux6_level; break;
5351 case 6: port_id = port_channel_post_aux7_level; break;
5352 case 7: port_id = port_channel_post_aux8_level; break;
5354 case 8: port_id = port_channel_post_aux9_level; break;
5355 case 9: port_id = port_channel_post_aux10_level; break;
5356 case 10: port_id = port_channel_post_aux11_level; break;
5357 case 11: port_id = port_channel_post_aux12_level; break;
5364 return boost::dynamic_pointer_cast<ARDOUR::AutomationControl> (plug->control (Evoral::Parameter (ARDOUR::PluginAutomation, 0, port_id)));
5375 boost::shared_ptr<Send> s = boost::dynamic_pointer_cast<Send>(nth_send (n));
5377 return boost::shared_ptr<AutomationControl>();
5379 return s->gain_control ();
5382 boost::shared_ptr<AutomationControl>
5383 Route::send_enable_controllable (uint32_t n) const
5386 # undef MIXBUS_PORTS_H
5387 # include "../../gtk2_ardour/mixbus_ports.h"
5388 boost::shared_ptr<ARDOUR::PluginInsert> plug = ch_post();
5390 uint32_t port_id = 0;
5392 case 0: port_id = port_channel_post_aux1_asgn; break;
5393 case 1: port_id = port_channel_post_aux2_asgn; break;
5394 case 2: port_id = port_channel_post_aux3_asgn; break;
5395 case 3: port_id = port_channel_post_aux4_asgn; break;
5396 case 4: port_id = port_channel_post_aux5_asgn; break;
5397 case 5: port_id = port_channel_post_aux6_asgn; break;
5398 case 6: port_id = port_channel_post_aux7_asgn; break;
5399 case 7: port_id = port_channel_post_aux8_asgn; break;
5401 case 8: port_id = port_channel_post_aux9_asgn; break;
5402 case 9: port_id = port_channel_post_aux10_asgn; break;
5403 case 10: port_id = port_channel_post_aux11_asgn; break;
5404 case 11: port_id = port_channel_post_aux12_asgn; break;
5411 return boost::dynamic_pointer_cast<ARDOUR::AutomationControl> (plug->control (Evoral::Parameter (ARDOUR::PluginAutomation, 0, port_id)));
5422 /* although Ardour sends have enable/disable as part of the Processor
5423 * API, it is not exposed as a controllable.
5425 * XXX: we should fix this (make it click-free, automatable enable-control)
5427 return boost::shared_ptr<AutomationControl>();
5431 Route::send_name (uint32_t n) const
5436 return _session.get_mixbus (n)->name();
5441 return _session.get_mixbus (n)->name();
5446 boost::shared_ptr<Processor> p = nth_send (n);
5454 boost::shared_ptr<AutomationControl>
5455 Route::master_send_enable_controllable () const
5458 boost::shared_ptr<ARDOUR::PluginInsert> plug = ch_post();
5460 return boost::shared_ptr<AutomationControl>();
5462 # undef MIXBUS_PORTS_H
5463 # include "../../gtk2_ardour/mixbus_ports.h"
5464 return boost::dynamic_pointer_cast<ARDOUR::AutomationControl> (plug->control (Evoral::Parameter (ARDOUR::PluginAutomation, 0, port_channel_post_mstr_assign)));
5466 return boost::shared_ptr<AutomationControl>();
5471 Route::slaved () const
5473 if (!_gain_control) {
5476 /* just test one particular control, not all of them */
5477 return _gain_control->slaved ();
5481 Route::slaved_to (boost::shared_ptr<VCA> vca) const
5483 if (!vca || !_gain_control) {
5487 /* just test one particular control, not all of them */
5489 return _gain_control->slaved_to (vca->gain_control());
5493 Route::muted_by_others_soloing () const
5495 if (!can_be_muted_by_others ()) {
5499 return _session.soloing() && !_solo_control->soloed() && !_solo_isolate_control->solo_isolated();
5503 Route::clear_all_solo_state ()
5505 _solo_control->clear_all_solo_state ();
5508 boost::shared_ptr<AutomationControl>
5509 Route::automation_control_recurse (PBD::ID const & id) const
5511 boost::shared_ptr<AutomationControl> ac = Automatable::automation_control (id);
5517 Glib::Threads::RWLock::ReaderLock lm (_processor_lock);
5519 for (ProcessorList::const_iterator i = _processors.begin(); i != _processors.end(); ++i) {
5520 if ((ac = (*i)->automation_control (id))) {
5525 return boost::shared_ptr<AutomationControl> ();
5529 Route::slavables () const
5531 SlavableControlList rv;
5532 rv.push_back (_gain_control);
5533 rv.push_back (_mute_control);
5534 rv.push_back (_solo_control);