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::non_realtime_transport_stop (framepos_t now, bool flush)
3306 Glib::Threads::RWLock::ReaderLock lm (_processor_lock);
3308 Automatable::non_realtime_transport_stop (now, flush);
3310 for (ProcessorList::iterator i = _processors.begin(); i != _processors.end(); ++i) {
3312 if (!_have_internal_generator && (Config->get_plugins_stop_with_transport() && flush)) {
3316 (*i)->non_realtime_transport_stop (now, flush);
3320 _roll_delay = _initial_delay;
3324 Route::input_change_handler (IOChange change, void * /*src*/)
3326 if ((change.type & IOChange::ConfigurationChanged)) {
3327 /* This is called with the process lock held if change
3328 contains ConfigurationChanged
3330 configure_processors (0);
3331 _phase_control->resize (_input->n_ports().n_audio ());
3332 io_changed (); /* EMIT SIGNAL */
3335 if (_solo_control->soloed_by_others_upstream() || _solo_isolate_control->solo_isolated_by_upstream()) {
3338 boost::shared_ptr<RouteList> routes = _session.get_routes ();
3339 if (_input->connected()) {
3340 for (RouteList::iterator i = routes->begin(); i != routes->end(); ++i) {
3341 if ((*i).get() == this || (*i)->is_master() || (*i)->is_monitor() || (*i)->is_auditioner()) {
3345 bool does_feed = (*i)->direct_feeds_according_to_reality (boost::dynamic_pointer_cast<Route> (shared_from_this()), &sends_only);
3346 if (does_feed && !sends_only) {
3347 if ((*i)->soloed()) {
3350 if ((*i)->solo_isolate_control()->solo_isolated()) {
3357 int delta = sbou - _solo_control->soloed_by_others_upstream();
3358 int idelta = ibou - _solo_isolate_control->solo_isolated_by_upstream();
3361 PBD::warning << string_compose (
3362 _("Invalid Solo-Isolate propagation: from:%1 new:%2 - old:%3 = delta:%4"),
3363 _name, ibou, _solo_isolate_control->solo_isolated_by_upstream(), idelta)
3368 if (_solo_control->soloed_by_others_upstream()) {
3369 // ignore new connections (they're not propagated)
3371 _solo_control->mod_solo_by_others_upstream (delta);
3375 if (_solo_isolate_control->solo_isolated_by_upstream()) {
3376 // solo-isolate currently only propagates downstream
3378 _solo_isolate_control->mod_solo_isolated_by_upstream (1);
3380 //_solo_isolated_by_upstream = ibou;
3383 // Session::route_solo_changed does not propagate indirect solo-changes
3384 // propagate downstream to tracks
3385 for (RouteList::iterator i = routes->begin(); i != routes->end(); ++i) {
3386 if ((*i).get() == this || (*i)->is_master() || (*i)->is_monitor() || (*i)->is_auditioner()) {
3390 bool does_feed = feeds (*i, &sends_only);
3391 if (delta <= 0 && does_feed && !sends_only) {
3392 (*i)->solo_control()->mod_solo_by_others_upstream (delta);
3395 if (idelta < 0 && does_feed && !sends_only) {
3396 (*i)->solo_isolate_control()->mod_solo_isolated_by_upstream (-1);
3403 Route::output_change_handler (IOChange change, void * /*src*/)
3405 if (_initial_io_setup) {
3409 if ((change.type & IOChange::ConfigurationChanged)) {
3410 /* This is called with the process lock held if change
3411 contains ConfigurationChanged
3413 configure_processors (0);
3416 _session.reset_monitor_section();
3419 io_changed (); /* EMIT SIGNAL */
3422 if ((change.type & IOChange::ConnectionsChanged)) {
3424 /* do this ONLY if connections have changed. Configuration
3425 * changes do not, by themselves alter solo upstream or
3426 * downstream status.
3429 if (_solo_control->soloed_by_others_downstream()) {
3431 /* checking all all downstream routes for
3432 * explicit of implict solo is a rather drastic measure,
3433 * ideally the input_change_handler() of the other route
3434 * would propagate the change to us.
3436 boost::shared_ptr<RouteList> routes = _session.get_routes ();
3437 if (_output->connected()) {
3438 for (RouteList::iterator i = routes->begin(); i != routes->end(); ++i) {
3439 if ((*i).get() == this || (*i)->is_master() || (*i)->is_monitor() || (*i)->is_auditioner()) {
3443 bool does_feed = direct_feeds_according_to_reality (*i, &sends_only);
3444 if (does_feed && !sends_only) {
3445 if ((*i)->soloed()) {
3453 int delta = sbod - _solo_control->soloed_by_others_downstream();
3455 // do not allow new connections to change implicit solo (no propagation)
3456 _solo_control->mod_solo_by_others_downstream (delta);
3457 // Session::route_solo_changed() does not propagate indirect solo-changes
3458 // propagate upstream to tracks
3459 boost::shared_ptr<Route> shared_this = boost::dynamic_pointer_cast<Route> (shared_from_this());
3460 for (RouteList::iterator i = routes->begin(); i != routes->end(); ++i) {
3461 if ((*i).get() == this || !can_solo()) {
3465 bool does_feed = (*i)->feeds (shared_this, &sends_only);
3466 if (delta != 0 && does_feed && !sends_only) {
3467 (*i)->solo_control()->mod_solo_by_others_downstream (delta);
3477 Route::sidechain_change_handler (IOChange change, void* src)
3479 if (_initial_io_setup || _in_sidechain_setup) {
3483 input_change_handler (change, src);
3487 Route::pans_required () const
3489 if (n_outputs().n_audio() < 2) {
3493 return max (n_inputs ().n_audio(), processor_max_streams.n_audio());
3497 Route::flush_processor_buffers_locked (framecnt_t nframes)
3499 for (ProcessorList::iterator i = _processors.begin(); i != _processors.end(); ++i) {
3500 boost::shared_ptr<Delivery> d = boost::dynamic_pointer_cast<Delivery> (*i);
3502 d->flush_buffers (nframes);
3504 boost::shared_ptr<PortInsert> p = boost::dynamic_pointer_cast<PortInsert> (*i);
3506 p->flush_buffers (nframes);
3513 Route::no_roll (pframes_t nframes, framepos_t start_frame, framepos_t end_frame, bool session_state_changing)
3515 Glib::Threads::RWLock::ReaderLock lm (_processor_lock, Glib::Threads::TRY_LOCK);
3522 silence_unlocked (nframes);
3526 if (session_state_changing) {
3527 if (_session.transport_speed() != 0.0f) {
3528 /* we're rolling but some state is changing (e.g. our diskstream contents)
3529 so we cannot use them. Be silent till this is over.
3531 XXX note the absurdity of ::no_roll() being called when we ARE rolling!
3533 silence_unlocked (nframes);
3536 /* we're really not rolling, so we're either delivery silence or actually
3537 monitoring, both of which are safe to do while session_state_changing is true.
3541 BufferSet& bufs = _session.get_route_buffers (n_process_buffers());
3543 fill_buffers_with_input (bufs, _input, nframes);
3545 if (_meter_point == MeterInput) {
3546 _meter->run (bufs, start_frame, end_frame, 0.0, nframes, true);
3549 _amp->apply_gain_automation (false);
3550 _trim->apply_gain_automation (false);
3551 passthru (bufs, start_frame, end_frame, nframes, 0);
3553 flush_processor_buffers_locked (nframes);
3559 Route::roll (pframes_t nframes, framepos_t start_frame, framepos_t end_frame, int declick, bool& /* need_butler */)
3561 Glib::Threads::RWLock::ReaderLock lm (_processor_lock, Glib::Threads::TRY_LOCK);
3567 silence_unlocked (nframes);
3571 framepos_t unused = 0;
3573 if ((nframes = check_initial_delay (nframes, unused)) == 0) {
3579 BufferSet& bufs = _session.get_route_buffers (n_process_buffers());
3581 fill_buffers_with_input (bufs, _input, nframes);
3583 if (_meter_point == MeterInput) {
3584 _meter->run (bufs, start_frame, end_frame, 1.0, nframes, true);
3587 passthru (bufs, start_frame, end_frame, nframes, declick);
3589 flush_processor_buffers_locked (nframes);
3595 Route::silent_roll (pframes_t nframes, framepos_t /*start_frame*/, framepos_t /*end_frame*/, bool& /* need_butler */)
3598 flush_processor_buffers_locked (nframes);
3603 Route::flush_processors ()
3605 Glib::Threads::RWLock::ReaderLock lm (_processor_lock);
3607 for (ProcessorList::iterator i = _processors.begin(); i != _processors.end(); ++i) {
3613 __attribute__((annotate("realtime")))
3616 Route::apply_processor_changes_rt ()
3618 int emissions = EmitNone;
3620 if (_pending_meter_point != _meter_point) {
3621 Glib::Threads::RWLock::WriterLock pwl (_processor_lock, Glib::Threads::TRY_LOCK);
3623 /* meters always have buffers for 'processor_max_streams'
3624 * they can be re-positioned without re-allocation */
3625 if (set_meter_point_unlocked()) {
3626 emissions |= EmitMeterChanged | EmitMeterVisibilityChange;;
3628 emissions |= EmitMeterChanged;
3633 bool changed = false;
3635 if (g_atomic_int_get (&_pending_process_reorder)) {
3636 Glib::Threads::RWLock::WriterLock pwl (_processor_lock, Glib::Threads::TRY_LOCK);
3638 apply_processor_order (_pending_processor_order);
3639 setup_invisible_processors ();
3641 g_atomic_int_set (&_pending_process_reorder, 0);
3642 emissions |= EmitRtProcessorChange;
3646 set_processor_positions ();
3648 if (emissions != 0) {
3649 g_atomic_int_set (&_pending_signals, emissions);
3652 return (!selfdestruct_sequence.empty ());
3656 Route::emit_pending_signals ()
3658 int sig = g_atomic_int_and (&_pending_signals, 0);
3659 if (sig & EmitMeterChanged) {
3660 _meter->emit_configuration_changed();
3661 meter_change (); /* EMIT SIGNAL */
3662 if (sig & EmitMeterVisibilityChange) {
3663 processors_changed (RouteProcessorChange (RouteProcessorChange::MeterPointChange, true)); /* EMIT SIGNAL */
3665 processors_changed (RouteProcessorChange (RouteProcessorChange::MeterPointChange, false)); /* EMIT SIGNAL */
3668 if (sig & EmitRtProcessorChange) {
3669 processors_changed (RouteProcessorChange (RouteProcessorChange::RealTimeChange)); /* EMIT SIGNAL */
3672 /* this would be a job for the butler.
3673 * Conceptually we should not take processe/processor locks here.
3674 * OTOH its more efficient (less overhead for summoning the butler and
3675 * telling her what do do) and signal emission is called
3676 * directly after the process callback, which decreases the chance
3677 * of x-runs when taking the locks.
3679 while (!selfdestruct_sequence.empty ()) {
3680 Glib::Threads::Mutex::Lock lx (selfdestruct_lock);
3681 if (selfdestruct_sequence.empty ()) { break; } // re-check with lock
3682 boost::shared_ptr<Processor> proc = selfdestruct_sequence.back ().lock ();
3683 selfdestruct_sequence.pop_back ();
3686 remove_processor (proc);
3692 Route::set_meter_point (MeterPoint p, bool force)
3694 if (_pending_meter_point == p && !force) {
3698 if (force || !AudioEngine::instance()->running()) {
3699 Glib::Threads::Mutex::Lock lx (AudioEngine::instance()->process_lock ());
3700 Glib::Threads::RWLock::WriterLock lm (_processor_lock);
3701 _pending_meter_point = p;
3702 _meter->emit_configuration_changed();
3703 meter_change (); /* EMIT SIGNAL */
3704 if (set_meter_point_unlocked()) {
3705 processors_changed (RouteProcessorChange (RouteProcessorChange::MeterPointChange, true)); /* EMIT SIGNAL */
3707 processors_changed (RouteProcessorChange (RouteProcessorChange::MeterPointChange, false)); /* EMIT SIGNAL */
3710 _pending_meter_point = p;
3716 __attribute__((annotate("realtime")))
3719 Route::set_meter_point_unlocked ()
3722 /* Caller must hold process and processor write lock */
3723 assert (!AudioEngine::instance()->process_lock().trylock());
3724 Glib::Threads::RWLock::WriterLock lm (_processor_lock, Glib::Threads::TRY_LOCK);
3725 assert (!lm.locked ());
3728 _meter_point = _pending_meter_point;
3730 bool meter_was_visible_to_user = _meter->display_to_user ();
3732 if (!_custom_meter_position_noted) {
3733 maybe_note_meter_position ();
3736 if (_meter_point != MeterCustom) {
3738 _meter->set_display_to_user (false);
3740 setup_invisible_processors ();
3743 _meter->set_display_to_user (true);
3745 /* If we have a previous position for the custom meter, try to put it there */
3746 boost::shared_ptr<Processor> after = _processor_after_last_custom_meter.lock ();
3748 ProcessorList::iterator i = find (_processors.begin(), _processors.end(), after);
3749 if (i != _processors.end ()) {
3750 _processors.remove (_meter);
3751 _processors.insert (i, _meter);
3753 } else {// at end, right before the mains_out/panner
3754 _processors.remove (_meter);
3755 ProcessorList::iterator main = _processors.end();
3756 _processors.insert (--main, _meter);
3760 /* Set up the meter for its new position */
3762 ProcessorList::iterator loc = find (_processors.begin(), _processors.end(), _meter);
3766 if (loc == _processors.begin()) {
3767 m_in = _input->n_ports();
3769 ProcessorList::iterator before = loc;
3771 m_in = (*before)->output_streams ();
3774 _meter->reflect_inputs (m_in);
3776 /* we do not need to reconfigure the processors, because the meter
3777 (a) is always ready to handle processor_max_streams
3778 (b) is always an N-in/N-out processor, and thus moving
3779 it doesn't require any changes to the other processors.
3782 /* these should really be done after releasing the lock
3783 * but all those signals are subscribed to with gui_thread()
3786 return (_meter->display_to_user() != meter_was_visible_to_user);
3790 Route::listen_position_changed ()
3793 Glib::Threads::Mutex::Lock lx (AudioEngine::instance()->process_lock ());
3794 Glib::Threads::RWLock::WriterLock lm (_processor_lock);
3795 ProcessorState pstate (this);
3797 if (configure_processors_unlocked (0, &lm)) {
3798 DEBUG_TRACE (DEBUG::Processors, "---- CONFIGURATION FAILED.\n");
3800 configure_processors_unlocked (0, &lm); // it worked before we tried to add it ...
3805 processors_changed (RouteProcessorChange ()); /* EMIT SIGNAL */
3806 _session.set_dirty ();
3809 boost::shared_ptr<CapturingProcessor>
3810 Route::add_export_point()
3812 Glib::Threads::RWLock::ReaderLock lm (_processor_lock);
3813 if (!_capturing_processor) {
3815 Glib::Threads::Mutex::Lock lx (AudioEngine::instance()->process_lock ());
3816 Glib::Threads::RWLock::WriterLock lw (_processor_lock);
3818 // this aligns all tracks; but not tracks + busses
3819 assert (_session.worst_track_latency () >= _initial_delay);
3820 _capturing_processor.reset (new CapturingProcessor (_session, _session.worst_track_latency () - _initial_delay));
3821 _capturing_processor->activate ();
3823 configure_processors_unlocked (0, &lw);
3827 return _capturing_processor;
3831 Route::update_signal_latency ()
3833 framecnt_t l = _output->user_latency();
3834 framecnt_t lamp = 0;
3835 bool before_amp = true;
3836 framecnt_t ltrim = 0;
3837 bool before_trim = true;
3839 for (ProcessorList::iterator i = _processors.begin(); i != _processors.end(); ++i) {
3840 if ((*i)->active ()) {
3841 l += (*i)->signal_latency ();
3846 if ((*i) == _trim) {
3857 DEBUG_TRACE (DEBUG::Latency, string_compose ("%1: internal signal latency = %2\n", _name, l));
3859 // TODO: (lamp - _signal_latency) to sync to output (read-ahed), currently _roll_delay shifts this around
3860 _signal_latency_at_amp_position = lamp;
3861 _signal_latency_at_trim_position = ltrim;
3863 if (_signal_latency != l) {
3864 _signal_latency = l;
3865 signal_latency_changed (); /* EMIT SIGNAL */
3868 return _signal_latency;
3872 Route::set_user_latency (framecnt_t nframes)
3874 _output->set_user_latency (nframes);
3875 _session.update_latency_compensation ();
3879 Route::set_latency_compensation (framecnt_t longest_session_latency)
3881 framecnt_t old = _initial_delay;
3883 if (_signal_latency < longest_session_latency) {
3884 _initial_delay = longest_session_latency - _signal_latency;
3889 DEBUG_TRACE (DEBUG::Latency, string_compose (
3890 "%1: compensate for maximum latency of %2,"
3891 "given own latency of %3, using initial delay of %4\n",
3892 name(), longest_session_latency, _signal_latency, _initial_delay));
3894 if (_initial_delay != old) {
3895 initial_delay_changed (); /* EMIT SIGNAL */
3898 if (_session.transport_stopped()) {
3899 _roll_delay = _initial_delay;
3904 Route::set_block_size (pframes_t nframes)
3906 for (ProcessorList::iterator i = _processors.begin(); i != _processors.end(); ++i) {
3907 (*i)->set_block_size (nframes);
3910 _session.ensure_buffers (n_process_buffers ());
3914 Route::protect_automation ()
3916 for (ProcessorList::iterator i = _processors.begin(); i != _processors.end(); ++i)
3917 (*i)->protect_automation();
3920 /** @param declick 1 to set a pending declick fade-in,
3921 * -1 to set a pending declick fade-out
3924 Route::set_pending_declick (int declick)
3927 /* this call is not allowed to turn off a pending declick */
3929 _pending_declick = declick;
3932 _pending_declick = 0;
3936 /** Shift automation forwards from a particular place, thereby inserting time.
3937 * Adds undo commands for any shifts that are performed.
3939 * @param pos Position to start shifting from.
3940 * @param frames Amount to shift forwards by.
3944 Route::shift (framepos_t pos, framecnt_t frames)
3946 /* gain automation */
3948 boost::shared_ptr<AutomationControl> gc = _amp->gain_control();
3950 XMLNode &before = gc->alist()->get_state ();
3951 gc->alist()->shift (pos, frames);
3952 XMLNode &after = gc->alist()->get_state ();
3953 _session.add_command (new MementoCommand<AutomationList> (*gc->alist().get(), &before, &after));
3956 /* gain automation */
3958 boost::shared_ptr<AutomationControl> gc = _trim->gain_control();
3960 XMLNode &before = gc->alist()->get_state ();
3961 gc->alist()->shift (pos, frames);
3962 XMLNode &after = gc->alist()->get_state ();
3963 _session.add_command (new MementoCommand<AutomationList> (*gc->alist().get(), &before, &after));
3966 // TODO mute automation ??
3968 /* pan automation */
3970 ControlSet::Controls& c (_pannable->controls());
3972 for (ControlSet::Controls::const_iterator ci = c.begin(); ci != c.end(); ++ci) {
3973 boost::shared_ptr<AutomationControl> pc = boost::dynamic_pointer_cast<AutomationControl> (ci->second);
3975 boost::shared_ptr<AutomationList> al = pc->alist();
3976 XMLNode& before = al->get_state ();
3977 al->shift (pos, frames);
3978 XMLNode& after = al->get_state ();
3979 _session.add_command (new MementoCommand<AutomationList> (*al.get(), &before, &after));
3984 /* redirect automation */
3986 Glib::Threads::RWLock::ReaderLock lm (_processor_lock);
3987 for (ProcessorList::iterator i = _processors.begin (); i != _processors.end (); ++i) {
3989 set<Evoral::Parameter> parameters = (*i)->what_can_be_automated();
3991 for (set<Evoral::Parameter>::const_iterator p = parameters.begin (); p != parameters.end (); ++p) {
3992 boost::shared_ptr<AutomationControl> ac = (*i)->automation_control (*p);
3994 boost::shared_ptr<AutomationList> al = ac->alist();
3995 XMLNode &before = al->get_state ();
3996 al->shift (pos, frames);
3997 XMLNode &after = al->get_state ();
3998 _session.add_command (new MementoCommand<AutomationList> (*al.get(), &before, &after));
4006 Route::set_plugin_state_dir (boost::weak_ptr<Processor> p, const std::string& d)
4008 boost::shared_ptr<Processor> processor (p.lock ());
4009 boost::shared_ptr<PluginInsert> pi = boost::dynamic_pointer_cast<PluginInsert> (processor);
4013 pi->set_state_dir (d);
4017 Route::save_as_template (const string& path, const string& name, const string& description)
4019 std::string state_dir = path.substr (0, path.find_last_of ('.')); // strip template_suffix
4020 PBD::Unwinder<std::string> uw (_session._template_state_dir, state_dir);
4022 XMLNode& node (state (false));
4023 node.set_property (X_("name"), name);
4025 node.remove_nodes (X_("description"));
4026 if (!description.empty()) {
4027 XMLNode* desc = new XMLNode(X_("description"));
4028 XMLNode* desc_cont = new XMLNode(X_("content"), description);
4029 desc->add_child_nocopy (*desc_cont);
4031 node.add_child_nocopy (*desc);
4036 IO::set_name_in_state (*node.children().front(), name);
4038 tree.set_root (&node);
4040 /* return zero on success, non-zero otherwise */
4041 return !tree.write (path.c_str());
4046 Route::set_name (const string& str)
4052 if (str == name()) {
4056 string name = Route::ensure_track_or_route_name (str, _session);
4057 SessionObject::set_name (name);
4059 bool ret = (_input->set_name(name) && _output->set_name(name));
4062 /* rename the main outs. Leave other IO processors
4063 * with whatever name they already have, because its
4064 * just fine as it is (it will not contain the route
4065 * name if its a port insert, port send or port return).
4069 if (_main_outs->set_name (name)) {
4070 /* XXX returning false here is stupid because
4071 we already changed the route name.
4081 /** Set the name of a route in an XML description.
4082 * @param node XML <Route> node to set the name in.
4083 * @param name New name.
4086 Route::set_name_in_state (XMLNode& node, string const & name, bool rename_playlist)
4088 node.set_property (X_("name"), name);
4090 XMLNodeList children = node.children();
4091 for (XMLNodeIterator i = children.begin(); i != children.end(); ++i) {
4093 if ((*i)->name() == X_("IO")) {
4095 IO::set_name_in_state (**i, name);
4097 } else if ((*i)->name() == X_("Processor")) {
4100 if ((*i)->get_property (X_("role"), str) && str == X_("Main")) {
4101 (*i)->set_property (X_("name"), name);
4104 } else if ((*i)->name() == X_("Diskstream")) {
4106 if (rename_playlist) {
4107 (*i)->set_property (X_("playlist"), name + ".1");
4109 (*i)->set_property (X_("name"), name);
4115 boost::shared_ptr<Send>
4116 Route::internal_send_for (boost::shared_ptr<const Route> target) const
4118 Glib::Threads::RWLock::ReaderLock lm (_processor_lock);
4120 for (ProcessorList::const_iterator i = _processors.begin(); i != _processors.end(); ++i) {
4121 boost::shared_ptr<InternalSend> send;
4123 if ((send = boost::dynamic_pointer_cast<InternalSend>(*i)) != 0) {
4124 if (send->target_route() == target) {
4130 return boost::shared_ptr<Send>();
4134 Route::set_denormal_protection (bool yn)
4136 if (_denormal_protection != yn) {
4137 _denormal_protection = yn;
4138 denormal_protection_changed (); /* EMIT SIGNAL */
4143 Route::denormal_protection () const
4145 return _denormal_protection;
4149 Route::set_active (bool yn, void* src)
4151 if (_session.transport_rolling()) {
4155 if (_route_group && src != _route_group && _route_group->is_active() && _route_group->is_route_active()) {
4156 _route_group->foreach_route (boost::bind (&Route::set_active, _1, yn, _route_group));
4160 if (_active != yn) {
4162 _input->set_active (yn);
4163 _output->set_active (yn);
4164 flush_processors ();
4165 active_changed (); // EMIT SIGNAL
4166 _session.set_dirty ();
4170 boost::shared_ptr<Pannable>
4171 Route::pannable() const
4176 boost::shared_ptr<Panner>
4177 Route::panner() const
4180 return _main_outs->panner_shell()->panner();
4183 boost::shared_ptr<PannerShell>
4184 Route::panner_shell() const
4186 return _main_outs->panner_shell();
4189 boost::shared_ptr<GainControl>
4190 Route::gain_control() const
4192 return _gain_control;
4195 boost::shared_ptr<GainControl>
4196 Route::trim_control() const
4198 return _trim_control;
4201 boost::shared_ptr<PhaseControl>
4202 Route::phase_control() const
4204 return _phase_control;
4207 boost::shared_ptr<AutomationControl>
4208 Route::get_control (const Evoral::Parameter& param)
4210 /* either we own the control or .... */
4212 boost::shared_ptr<AutomationControl> c = boost::dynamic_pointer_cast<AutomationControl>(control (param));
4216 /* maybe one of our processors does or ... */
4218 Glib::Threads::RWLock::ReaderLock rm (_processor_lock);
4219 for (ProcessorList::iterator i = _processors.begin(); i != _processors.end(); ++i) {
4220 if ((c = boost::dynamic_pointer_cast<AutomationControl>((*i)->control (param))) != 0) {
4228 /* nobody does so we'll make a new one */
4230 c = boost::dynamic_pointer_cast<AutomationControl>(control_factory(param));
4237 boost::shared_ptr<Processor>
4238 Route::nth_plugin (uint32_t n) const
4240 Glib::Threads::RWLock::ReaderLock lm (_processor_lock);
4241 ProcessorList::const_iterator i;
4243 for (i = _processors.begin(); i != _processors.end(); ++i) {
4244 if (boost::dynamic_pointer_cast<PluginInsert> (*i)) {
4251 return boost::shared_ptr<Processor> ();
4254 boost::shared_ptr<Processor>
4255 Route::nth_send (uint32_t n) const
4257 Glib::Threads::RWLock::ReaderLock lm (_processor_lock);
4258 ProcessorList::const_iterator i;
4260 for (i = _processors.begin(); i != _processors.end(); ++i) {
4261 if (boost::dynamic_pointer_cast<Send> (*i)) {
4263 if ((*i)->name().find (_("Monitor")) == 0) {
4264 /* send to monitor section is not considered
4265 to be an accessible send.
4276 return boost::shared_ptr<Processor> ();
4280 Route::has_io_processor_named (const string& name)
4282 Glib::Threads::RWLock::ReaderLock lm (_processor_lock);
4283 ProcessorList::iterator i;
4285 for (i = _processors.begin(); i != _processors.end(); ++i) {
4286 if (boost::dynamic_pointer_cast<Send> (*i) ||
4287 boost::dynamic_pointer_cast<PortInsert> (*i)) {
4288 if ((*i)->name() == name) {
4298 Route::set_processor_positions ()
4300 Glib::Threads::RWLock::ReaderLock lm (_processor_lock);
4302 bool had_amp = false;
4303 for (ProcessorList::const_iterator i = _processors.begin(); i != _processors.end(); ++i) {
4304 (*i)->set_pre_fader (!had_amp);
4311 /** Called when there is a proposed change to the input port count */
4313 Route::input_port_count_changing (ChanCount to)
4315 list<pair<ChanCount, ChanCount> > c = try_configure_processors (to, 0);
4317 /* The processors cannot be configured with the new input arrangement, so
4323 /* The change is ok */
4327 /** Called when there is a proposed change to the output port count */
4329 Route::output_port_count_changing (ChanCount to)
4331 if (_strict_io && !_in_configure_processors) {
4334 for (DataType::iterator t = DataType::begin(); t != DataType::end(); ++t) {
4335 if (processor_out_streams.get(*t) > to.get(*t)) {
4339 /* The change is ok */
4344 Route::unknown_processors () const
4348 if (_session.get_disable_all_loaded_plugins ()) {
4349 // Do not list "missing plugins" if they are explicitly disabled
4353 Glib::Threads::RWLock::ReaderLock lm (_processor_lock);
4354 for (ProcessorList::const_iterator i = _processors.begin(); i != _processors.end(); ++i) {
4355 if (boost::dynamic_pointer_cast<UnknownProcessor const> (*i)) {
4356 p.push_back ((*i)->name ());
4365 Route::update_port_latencies (PortSet& from, PortSet& to, bool playback, framecnt_t our_latency) const
4367 /* we assume that all our input ports feed all our output ports. its not
4368 universally true, but the alternative is way too corner-case to worry about.
4371 LatencyRange all_connections;
4374 all_connections.min = 0;
4375 all_connections.max = 0;
4377 all_connections.min = ~((pframes_t) 0);
4378 all_connections.max = 0;
4380 /* iterate over all "from" ports and determine the latency range for all of their
4381 connections to the "outside" (outside of this Route).
4384 for (PortSet::iterator p = from.begin(); p != from.end(); ++p) {
4388 p->get_connected_latency_range (range, playback);
4390 all_connections.min = min (all_connections.min, range.min);
4391 all_connections.max = max (all_connections.max, range.max);
4395 /* set the "from" port latencies to the max/min range of all their connections */
4397 for (PortSet::iterator p = from.begin(); p != from.end(); ++p) {
4398 p->set_private_latency_range (all_connections, playback);
4401 /* set the ports "in the direction of the flow" to the same value as above plus our own signal latency */
4403 all_connections.min += our_latency;
4404 all_connections.max += our_latency;
4406 for (PortSet::iterator p = to.begin(); p != to.end(); ++p) {
4407 p->set_private_latency_range (all_connections, playback);
4410 return all_connections.max;
4414 Route::set_private_port_latencies (bool playback) const
4416 framecnt_t own_latency = 0;
4418 /* Processor list not protected by lock: MUST BE CALLED FROM PROCESS THREAD
4419 OR LATENCY CALLBACK.
4421 This is called (early) from the latency callback. It computes the REAL
4422 latency associated with each port and stores the result as the "private"
4423 latency of the port. A later call to Route::set_public_port_latencies()
4424 sets all ports to the same value to reflect the fact that we do latency
4425 compensation and so all signals are delayed by the same amount as they
4426 flow through ardour.
4429 for (ProcessorList::const_iterator i = _processors.begin(); i != _processors.end(); ++i) {
4430 if ((*i)->active ()) {
4431 own_latency += (*i)->signal_latency ();
4436 /* playback: propagate latency from "outside the route" to outputs to inputs */
4437 return update_port_latencies (_output->ports (), _input->ports (), true, own_latency);
4439 /* capture: propagate latency from "outside the route" to inputs to outputs */
4440 return update_port_latencies (_input->ports (), _output->ports (), false, own_latency);
4445 Route::set_public_port_latencies (framecnt_t value, bool playback) const
4447 /* this is called to set the JACK-visible port latencies, which take
4448 latency compensation into account.
4457 const PortSet& ports (_input->ports());
4458 for (PortSet::const_iterator p = ports.begin(); p != ports.end(); ++p) {
4459 p->set_public_latency_range (range, playback);
4464 const PortSet& ports (_output->ports());
4465 for (PortSet::const_iterator p = ports.begin(); p != ports.end(); ++p) {
4466 p->set_public_latency_range (range, playback);
4471 /** Put the invisible processors in the right place in _processors.
4472 * Must be called with a writer lock on _processor_lock held.
4475 __attribute__((annotate("realtime")))
4478 Route::setup_invisible_processors ()
4481 Glib::Threads::RWLock::WriterLock lm (_processor_lock, Glib::Threads::TRY_LOCK);
4482 assert (!lm.locked ());
4486 /* too early to be doing this stuff */
4490 /* we'll build this new list here and then use it
4492 * TODO put the ProcessorList is on the stack for RT-safety.
4495 ProcessorList new_processors;
4497 /* find visible processors */
4499 for (ProcessorList::iterator i = _processors.begin(); i != _processors.end(); ++i) {
4500 if ((*i)->display_to_user ()) {
4501 new_processors.push_back (*i);
4507 ProcessorList::iterator amp = find (new_processors.begin(), new_processors.end(), _amp);
4509 if (amp == new_processors.end ()) {
4510 error << string_compose (_("Amp/Fader on Route '%1' went AWOL. Re-added."), name()) << endmsg;
4511 new_processors.push_front (_amp);
4512 amp = find (new_processors.begin(), new_processors.end(), _amp);
4515 /* and the processor after the amp */
4517 ProcessorList::iterator after_amp = amp;
4523 switch (_meter_point) {
4525 assert (!_meter->display_to_user ());
4526 new_processors.push_front (_meter);
4529 assert (!_meter->display_to_user ());
4530 new_processors.insert (amp, _meter);
4532 case MeterPostFader:
4533 /* do nothing here */
4536 /* do nothing here */
4539 /* the meter is visible, so we don't touch it here */
4546 assert (_main_outs);
4547 assert (!_main_outs->display_to_user ());
4548 new_processors.push_back (_main_outs);
4550 /* iterator for the main outs */
4552 ProcessorList::iterator main = new_processors.end();
4555 /* OUTPUT METERING */
4557 if (_meter && (_meter_point == MeterOutput || _meter_point == MeterPostFader)) {
4558 assert (!_meter->display_to_user ());
4560 /* add the processor just before or just after the main outs */
4562 ProcessorList::iterator meter_point = main;
4564 if (_meter_point == MeterOutput) {
4567 new_processors.insert (meter_point, _meter);
4572 if (_monitor_send && !is_monitor ()) {
4573 assert (!_monitor_send->display_to_user ());
4574 switch (Config->get_listen_position ()) {
4575 case PreFaderListen:
4576 switch (Config->get_pfl_position ()) {
4577 case PFLFromBeforeProcessors:
4578 new_processors.push_front (_monitor_send);
4580 case PFLFromAfterProcessors:
4581 new_processors.insert (amp, _monitor_send);
4584 _monitor_send->set_can_pan (false);
4586 case AfterFaderListen:
4587 switch (Config->get_afl_position ()) {
4588 case AFLFromBeforeProcessors:
4589 new_processors.insert (after_amp, _monitor_send);
4591 case AFLFromAfterProcessors:
4592 new_processors.insert (new_processors.end(), _monitor_send);
4595 _monitor_send->set_can_pan (true);
4600 #if 0 // not used - just yet
4601 if (!is_master() && !is_monitor() && !is_auditioner()) {
4602 new_processors.push_front (_delayline);
4606 /* MONITOR CONTROL */
4608 if (_monitor_control && is_monitor ()) {
4609 assert (!_monitor_control->display_to_user ());
4610 new_processors.insert (amp, _monitor_control);
4615 if (_trim && _trim->active()) {
4616 assert (!_trim->display_to_user ());
4617 new_processors.push_front (_trim);
4620 /* INTERNAL RETURN */
4622 /* doing this here means that any monitor control will come after
4623 the return and trim.
4627 assert (!_intreturn->display_to_user ());
4628 new_processors.push_front (_intreturn);
4631 /* EXPORT PROCESSOR */
4633 if (_capturing_processor) {
4634 assert (!_capturing_processor->display_to_user ());
4635 new_processors.push_front (_capturing_processor);
4638 _processors = new_processors;
4640 for (ProcessorList::iterator i = _processors.begin(); i != _processors.end(); ++i) {
4641 if (!(*i)->display_to_user () && !(*i)->enabled () && (*i) != _monitor_send) {
4642 (*i)->enable (true);
4646 DEBUG_TRACE (DEBUG::Processors, string_compose ("%1: setup_invisible_processors\n", _name));
4647 for (ProcessorList::iterator i = _processors.begin(); i != _processors.end(); ++i) {
4648 DEBUG_TRACE (DEBUG::Processors, string_compose ("\t%1\n", (*i)->name ()));
4655 Glib::Threads::Mutex::Lock lm (AudioEngine::instance()->process_lock ());
4656 Glib::Threads::RWLock::ReaderLock lp (_processor_lock);
4660 for (ProcessorList::iterator i = _processors.begin(); i != _processors.end(); ++i) {
4661 boost::shared_ptr<Delivery> d = boost::dynamic_pointer_cast<Delivery>(*i);
4668 /** If the meter point is `Custom', make a note of where the meter is.
4669 * This is so that if the meter point is subsequently set to something else,
4670 * and then back to custom, we can put the meter back where it was last time
4671 * custom was enabled.
4673 * Must be called with the _processor_lock held.
4676 Route::maybe_note_meter_position ()
4678 if (_meter_point != MeterCustom) {
4682 _custom_meter_position_noted = true;
4683 /* custom meter points range from after trim to before panner/main_outs
4684 * this is a limitation by the current processor UI
4686 bool seen_trim = false;
4687 _processor_after_last_custom_meter.reset();
4688 for (ProcessorList::iterator i = _processors.begin(); i != _processors.end(); ++i) {
4689 if ((*i) == _trim) {
4692 if ((*i) == _main_outs) {
4693 _processor_after_last_custom_meter = *i;
4696 if (boost::dynamic_pointer_cast<PeakMeter> (*i)) {
4698 _processor_after_last_custom_meter = _trim;
4700 ProcessorList::iterator j = i;
4702 assert(j != _processors.end ()); // main_outs should be before
4703 _processor_after_last_custom_meter = *j;
4708 assert(_processor_after_last_custom_meter.lock());
4711 boost::shared_ptr<Processor>
4712 Route::processor_by_id (PBD::ID id) const
4714 Glib::Threads::RWLock::ReaderLock lm (_processor_lock);
4715 for (ProcessorList::const_iterator i = _processors.begin(); i != _processors.end(); ++i) {
4716 if ((*i)->id() == id) {
4721 return boost::shared_ptr<Processor> ();
4724 /** @return the monitoring state, or in other words what data we are pushing
4725 * into the route (data from the inputs, data from disk or silence)
4728 Route::monitoring_state () const
4730 return MonitoringInput;
4733 /** @return what we should be metering; either the data coming from the input
4734 * IO or the data that is flowing through the route.
4737 Route::metering_state () const
4739 return MeteringRoute;
4743 Route::has_external_redirects () const
4745 for (ProcessorList::const_iterator i = _processors.begin(); i != _processors.end(); ++i) {
4747 /* ignore inactive processors and obviously ignore the main
4748 * outs since everything has them and we don't care.
4751 if ((*i)->active() && (*i) != _main_outs && (*i)->does_routing()) {
4759 boost::shared_ptr<Processor>
4760 Route::the_instrument () const
4762 Glib::Threads::RWLock::ReaderLock lm (_processor_lock);
4763 return the_instrument_unlocked ();
4766 boost::shared_ptr<Processor>
4767 Route::the_instrument_unlocked () const
4769 for (ProcessorList::const_iterator i = _processors.begin(); i != _processors.end(); ++i) {
4770 boost::shared_ptr<PluginInsert> pi = boost::dynamic_pointer_cast<PluginInsert>(*i);
4771 if (pi && pi->plugin ()->get_info ()->is_instrument ()) {
4775 return boost::shared_ptr<Processor>();
4781 Route::non_realtime_locate (framepos_t pos)
4783 Automatable::non_realtime_locate (pos);
4786 _pannable->non_realtime_locate (pos);
4789 if (_delayline.get()) {
4790 _delayline.get()->flush();
4794 //Glib::Threads::Mutex::Lock lx (AudioEngine::instance()->process_lock ());
4795 Glib::Threads::RWLock::ReaderLock lm (_processor_lock);
4797 for (ProcessorList::iterator i = _processors.begin(); i != _processors.end(); ++i) {
4798 (*i)->non_realtime_locate (pos);
4801 _roll_delay = _initial_delay;
4805 Route::fill_buffers_with_input (BufferSet& bufs, boost::shared_ptr<IO> io, pframes_t nframes)
4812 * We don't currently mix MIDI input together, so we don't need the
4813 * complex logic of the audio case.
4816 n_buffers = bufs.count().n_midi ();
4818 for (i = 0; i < n_buffers; ++i) {
4820 boost::shared_ptr<MidiPort> source_port = io->midi (i);
4821 MidiBuffer& buf (bufs.get_midi (i));
4824 buf.copy (source_port->get_midi_buffer(nframes));
4826 buf.silence (nframes);
4832 n_buffers = bufs.count().n_audio();
4834 size_t n_ports = io->n_ports().n_audio();
4835 float scaling = 1.0f;
4837 if (n_ports > n_buffers) {
4838 scaling = ((float) n_buffers) / n_ports;
4841 for (i = 0; i < n_ports; ++i) {
4843 /* if there are more ports than buffers, map them onto buffers
4844 * in a round-robin fashion
4847 boost::shared_ptr<AudioPort> source_port = io->audio (i);
4848 AudioBuffer& buf (bufs.get_audio (i%n_buffers));
4851 if (i < n_buffers) {
4853 /* first time through just copy a channel into
4857 buf.read_from (source_port->get_audio_buffer (nframes), nframes);
4859 if (scaling != 1.0f) {
4860 buf.apply_gain (scaling, nframes);
4865 /* on subsequent times around, merge data from
4866 * the port with what is already there
4869 if (scaling != 1.0f) {
4870 buf.accumulate_with_gain_from (source_port->get_audio_buffer (nframes), nframes, 0, scaling);
4872 buf.accumulate_from (source_port->get_audio_buffer (nframes), nframes);
4877 /* silence any remaining buffers */
4879 for (; i < n_buffers; ++i) {
4880 AudioBuffer& buf (bufs.get_audio (i));
4881 buf.silence (nframes);
4884 /* establish the initial setup of the buffer set, reflecting what was
4885 copied into it. unless, of course, we are the auditioner, in which
4886 case nothing was fed into it from the inputs at all.
4889 if (!is_auditioner()) {
4890 bufs.set_count (io->n_ports());
4894 boost::shared_ptr<AutomationControl>
4895 Route::pan_azimuth_control() const
4898 # undef MIXBUS_PORTS_H
4899 # include "../../gtk2_ardour/mixbus_ports.h"
4900 boost::shared_ptr<ARDOUR::PluginInsert> plug = ch_post();
4902 return boost::shared_ptr<AutomationControl>();
4904 return boost::dynamic_pointer_cast<ARDOUR::AutomationControl> (plug->control (Evoral::Parameter (ARDOUR::PluginAutomation, 0, port_channel_post_pan)));
4906 if (!_pannable || !panner()) {
4907 return boost::shared_ptr<AutomationControl>();
4909 return _pannable->pan_azimuth_control;
4913 boost::shared_ptr<AutomationControl>
4914 Route::pan_elevation_control() const
4916 if (Profile->get_mixbus() || !_pannable || !panner()) {
4917 return boost::shared_ptr<AutomationControl>();
4920 set<Evoral::Parameter> c = panner()->what_can_be_automated ();
4922 if (c.find (PanElevationAutomation) != c.end()) {
4923 return _pannable->pan_elevation_control;
4925 return boost::shared_ptr<AutomationControl>();
4928 boost::shared_ptr<AutomationControl>
4929 Route::pan_width_control() const
4932 if (mixbus() && _ch_pre) {
4934 return boost::dynamic_pointer_cast<ARDOUR::AutomationControl>(_ch_pre->control(Evoral::Parameter(PluginAutomation, 0, 5)));
4937 if (Profile->get_mixbus() || !_pannable || !panner()) {
4938 return boost::shared_ptr<AutomationControl>();
4941 set<Evoral::Parameter> c = panner()->what_can_be_automated ();
4943 if (c.find (PanWidthAutomation) != c.end()) {
4944 return _pannable->pan_width_control;
4946 return boost::shared_ptr<AutomationControl>();
4949 boost::shared_ptr<AutomationControl>
4950 Route::pan_frontback_control() const
4952 if (Profile->get_mixbus() || !_pannable || !panner()) {
4953 return boost::shared_ptr<AutomationControl>();
4956 set<Evoral::Parameter> c = panner()->what_can_be_automated ();
4958 if (c.find (PanFrontBackAutomation) != c.end()) {
4959 return _pannable->pan_frontback_control;
4961 return boost::shared_ptr<AutomationControl>();
4964 boost::shared_ptr<AutomationControl>
4965 Route::pan_lfe_control() const
4967 if (Profile->get_mixbus() || !_pannable || !panner()) {
4968 return boost::shared_ptr<AutomationControl>();
4971 set<Evoral::Parameter> c = panner()->what_can_be_automated ();
4973 if (c.find (PanLFEAutomation) != c.end()) {
4974 return _pannable->pan_lfe_control;
4976 return boost::shared_ptr<AutomationControl>();
4981 Route::eq_band_cnt () const
4983 if (Profile->get_mixbus()) {
4985 if (is_master() || mixbus()) {
4994 /* Ardour has no well-known EQ object */
4999 boost::shared_ptr<AutomationControl>
5000 Route::eq_gain_controllable (uint32_t band) const
5003 boost::shared_ptr<PluginInsert> eq = ch_eq();
5006 return boost::shared_ptr<AutomationControl>();
5009 uint32_t port_number;
5010 if (is_master() || mixbus()) {
5012 case 0: port_number = 4; break;
5013 case 1: port_number = 3; break;
5014 case 2: port_number = 2; break;
5016 return boost::shared_ptr<AutomationControl>();
5021 case 0: port_number = 14; break;
5022 case 1: port_number = 12; break;
5023 case 2: port_number = 10; break;
5024 case 3: port_number = 8; break;
5026 return boost::shared_ptr<AutomationControl>();
5030 case 0: port_number = 8; break;
5031 case 1: port_number = 6; break;
5032 case 2: port_number = 4; break;
5034 return boost::shared_ptr<AutomationControl>();
5039 return boost::dynamic_pointer_cast<ARDOUR::AutomationControl> (eq->control (Evoral::Parameter (ARDOUR::PluginAutomation, 0, port_number)));
5041 return boost::shared_ptr<AutomationControl>();
5044 boost::shared_ptr<AutomationControl>
5045 Route::eq_freq_controllable (uint32_t band) const
5048 if (mixbus() || is_master()) {
5049 /* no frequency controls for mixbusses or master */
5050 return boost::shared_ptr<AutomationControl>();
5053 boost::shared_ptr<PluginInsert> eq = ch_eq();
5056 return boost::shared_ptr<AutomationControl>();
5059 uint32_t port_number;
5062 case 0: port_number = 13; break; // lo
5063 case 1: port_number = 11; break; // lo mid
5064 case 2: port_number = 9; break; // hi mid
5065 case 3: port_number = 7; break; // hi
5067 return boost::shared_ptr<AutomationControl>();
5071 case 0: port_number = 7; break;
5072 case 1: port_number = 5; break;
5073 case 2: port_number = 3; break;
5075 return boost::shared_ptr<AutomationControl>();
5079 return boost::dynamic_pointer_cast<ARDOUR::AutomationControl> (eq->control (Evoral::Parameter (ARDOUR::PluginAutomation, 0, port_number)));
5081 return boost::shared_ptr<AutomationControl>();
5085 boost::shared_ptr<AutomationControl>
5086 Route::eq_q_controllable (uint32_t band) const
5088 return boost::shared_ptr<AutomationControl>();
5091 boost::shared_ptr<AutomationControl>
5092 Route::eq_shape_controllable (uint32_t band) const
5095 boost::shared_ptr<PluginInsert> eq = ch_eq();
5096 if (is_master() || mixbus() || !eq) {
5097 return boost::shared_ptr<AutomationControl>();
5101 return boost::dynamic_pointer_cast<ARDOUR::AutomationControl> (eq->control (Evoral::Parameter (ARDOUR::PluginAutomation, 0, 4))); // lo bell
5104 return boost::dynamic_pointer_cast<ARDOUR::AutomationControl> (eq->control (Evoral::Parameter (ARDOUR::PluginAutomation, 0, 3))); // hi bell
5110 return boost::shared_ptr<AutomationControl>();
5113 boost::shared_ptr<AutomationControl>
5114 Route::eq_enable_controllable () const
5117 boost::shared_ptr<PluginInsert> eq = ch_eq();
5120 return boost::shared_ptr<AutomationControl>();
5123 return boost::dynamic_pointer_cast<ARDOUR::AutomationControl> (eq->control (Evoral::Parameter (ARDOUR::PluginAutomation, 0, 1)));
5125 return boost::shared_ptr<AutomationControl>();
5129 boost::shared_ptr<AutomationControl>
5130 Route::filter_freq_controllable (bool hpf) const
5133 boost::shared_ptr<PluginInsert> eq = ch_eq();
5135 if (is_master() || mixbus() || !eq) {
5136 return boost::shared_ptr<AutomationControl>();
5140 return boost::dynamic_pointer_cast<ARDOUR::AutomationControl> (eq->control (Evoral::Parameter (ARDOUR::PluginAutomation, 0, 5))); // HPF freq
5142 return boost::dynamic_pointer_cast<ARDOUR::AutomationControl> (eq->control (Evoral::Parameter (ARDOUR::PluginAutomation, 0, 2)));
5146 return boost::dynamic_pointer_cast<ARDOUR::AutomationControl> (eq->control (Evoral::Parameter (ARDOUR::PluginAutomation, 0, 6))); // LPF freq
5148 return boost::shared_ptr<AutomationControl>();
5153 return boost::shared_ptr<AutomationControl>();
5157 boost::shared_ptr<AutomationControl>
5158 Route::filter_slope_controllable (bool) const
5160 return boost::shared_ptr<AutomationControl>();
5163 boost::shared_ptr<AutomationControl>
5164 Route::filter_enable_controllable (bool) const
5167 boost::shared_ptr<PluginInsert> eq = ch_eq();
5169 if (is_master() || mixbus() || !eq) {
5170 return boost::shared_ptr<AutomationControl>();
5173 return boost::dynamic_pointer_cast<ARDOUR::AutomationControl> (eq->control (Evoral::Parameter (ARDOUR::PluginAutomation, 0, 2)));
5175 return boost::shared_ptr<AutomationControl>();
5180 Route::eq_band_name (uint32_t band) const
5183 if (is_master() || mixbus()) {
5185 if (Profile->get_mixbus()) {
5187 case 0: return _("lo");
5188 case 1: return _("mid");
5189 case 2: return _("hi");
5190 default: return string();
5198 case 0: return _("lo");
5199 case 1: return _("lo mid");
5200 case 2: return _("hi mid");
5201 case 3: return _("hi");
5202 default: return string();
5208 boost::shared_ptr<AutomationControl>
5209 Route::comp_enable_controllable () const
5212 boost::shared_ptr<PluginInsert> comp = ch_comp();
5215 return boost::shared_ptr<AutomationControl>();
5218 return boost::dynamic_pointer_cast<ARDOUR::AutomationControl> (comp->control (Evoral::Parameter (ARDOUR::PluginAutomation, 0, 1)));
5220 return boost::shared_ptr<AutomationControl>();
5223 boost::shared_ptr<AutomationControl>
5224 Route::comp_threshold_controllable () const
5227 boost::shared_ptr<PluginInsert> comp = ch_comp();
5230 return boost::shared_ptr<AutomationControl>();
5233 return boost::dynamic_pointer_cast<ARDOUR::AutomationControl> (comp->control (Evoral::Parameter (ARDOUR::PluginAutomation, 0, 2)));
5236 return boost::shared_ptr<AutomationControl>();
5239 boost::shared_ptr<AutomationControl>
5240 Route::comp_speed_controllable () const
5243 boost::shared_ptr<PluginInsert> comp = ch_comp();
5246 return boost::shared_ptr<AutomationControl>();
5249 return boost::dynamic_pointer_cast<ARDOUR::AutomationControl> (comp->control (Evoral::Parameter (ARDOUR::PluginAutomation, 0, 3)));
5251 return boost::shared_ptr<AutomationControl>();
5254 boost::shared_ptr<AutomationControl>
5255 Route::comp_mode_controllable () const
5258 boost::shared_ptr<PluginInsert> comp = ch_comp();
5261 return boost::shared_ptr<AutomationControl>();
5264 return boost::dynamic_pointer_cast<ARDOUR::AutomationControl> (comp->control (Evoral::Parameter (ARDOUR::PluginAutomation, 0, 4)));
5266 return boost::shared_ptr<AutomationControl>();
5269 boost::shared_ptr<AutomationControl>
5270 Route::comp_makeup_controllable () const
5273 boost::shared_ptr<PluginInsert> comp = ch_comp();
5276 return boost::shared_ptr<AutomationControl>();
5279 return boost::dynamic_pointer_cast<ARDOUR::AutomationControl> (comp->control (Evoral::Parameter (ARDOUR::PluginAutomation, 0, 5)));
5281 return boost::shared_ptr<AutomationControl>();
5284 boost::shared_ptr<ReadOnlyControl>
5285 Route::comp_redux_controllable () const
5288 boost::shared_ptr<PluginInsert> comp = ch_comp();
5291 return boost::shared_ptr<ReadOnlyControl>();
5294 return comp->control_output (2);
5296 return comp->control_output (6);
5300 return boost::shared_ptr<ReadOnlyControl>();
5305 Route::comp_mode_name (uint32_t mode) const
5310 return _("Leveler");
5312 return _("Compressor");
5314 return _("Limiter");
5316 return mixbus() ? _("Sidechain") : _("Limiter");
5326 Route::comp_speed_name (uint32_t mode) const
5344 boost::shared_ptr<AutomationControl>
5345 Route::send_level_controllable (uint32_t n) const
5348 # undef MIXBUS_PORTS_H
5349 # include "../../gtk2_ardour/mixbus_ports.h"
5350 boost::shared_ptr<ARDOUR::PluginInsert> plug = ch_post();
5351 if (plug && !mixbus()) {
5352 uint32_t port_id = 0;
5354 case 0: port_id = port_channel_post_aux1_level; break;
5355 case 1: port_id = port_channel_post_aux2_level; break;
5356 case 2: port_id = port_channel_post_aux3_level; break;
5357 case 3: port_id = port_channel_post_aux4_level; break;
5358 case 4: port_id = port_channel_post_aux5_level; break;
5359 case 5: port_id = port_channel_post_aux6_level; break;
5360 case 6: port_id = port_channel_post_aux7_level; break;
5361 case 7: port_id = port_channel_post_aux8_level; break;
5363 case 8: port_id = port_channel_post_aux9_level; break;
5364 case 9: port_id = port_channel_post_aux10_level; break;
5365 case 10: port_id = port_channel_post_aux11_level; break;
5366 case 11: port_id = port_channel_post_aux12_level; break;
5373 return boost::dynamic_pointer_cast<ARDOUR::AutomationControl> (plug->control (Evoral::Parameter (ARDOUR::PluginAutomation, 0, port_id)));
5384 boost::shared_ptr<Send> s = boost::dynamic_pointer_cast<Send>(nth_send (n));
5386 return boost::shared_ptr<AutomationControl>();
5388 return s->gain_control ();
5391 boost::shared_ptr<AutomationControl>
5392 Route::send_enable_controllable (uint32_t n) const
5395 # undef MIXBUS_PORTS_H
5396 # include "../../gtk2_ardour/mixbus_ports.h"
5397 boost::shared_ptr<ARDOUR::PluginInsert> plug = ch_post();
5398 if (plug && !mixbus()) {
5399 uint32_t port_id = 0;
5401 case 0: port_id = port_channel_post_aux1_asgn; break;
5402 case 1: port_id = port_channel_post_aux2_asgn; break;
5403 case 2: port_id = port_channel_post_aux3_asgn; break;
5404 case 3: port_id = port_channel_post_aux4_asgn; break;
5405 case 4: port_id = port_channel_post_aux5_asgn; break;
5406 case 5: port_id = port_channel_post_aux6_asgn; break;
5407 case 6: port_id = port_channel_post_aux7_asgn; break;
5408 case 7: port_id = port_channel_post_aux8_asgn; break;
5410 case 8: port_id = port_channel_post_aux9_asgn; break;
5411 case 9: port_id = port_channel_post_aux10_asgn; break;
5412 case 10: port_id = port_channel_post_aux11_asgn; break;
5413 case 11: port_id = port_channel_post_aux12_asgn; break;
5420 return boost::dynamic_pointer_cast<ARDOUR::AutomationControl> (plug->control (Evoral::Parameter (ARDOUR::PluginAutomation, 0, port_id)));
5431 /* although Ardour sends have enable/disable as part of the Processor
5432 * API, it is not exposed as a controllable.
5434 * XXX: we should fix this (make it click-free, automatable enable-control)
5436 return boost::shared_ptr<AutomationControl>();
5440 Route::send_name (uint32_t n) const
5443 boost::shared_ptr<ARDOUR::PluginInsert> plug = ch_post();
5444 if (plug && !mixbus()) {
5447 return _session.get_mixbus (n)->name();
5452 return _session.get_mixbus (n)->name();
5458 boost::shared_ptr<Processor> p = nth_send (n);
5466 boost::shared_ptr<AutomationControl>
5467 Route::master_send_enable_controllable () const
5470 boost::shared_ptr<ARDOUR::PluginInsert> plug = ch_post();
5472 return boost::shared_ptr<AutomationControl>();
5474 # undef MIXBUS_PORTS_H
5475 # include "../../gtk2_ardour/mixbus_ports.h"
5476 return boost::dynamic_pointer_cast<ARDOUR::AutomationControl> (plug->control (Evoral::Parameter (ARDOUR::PluginAutomation, 0, port_channel_post_mstr_assign)));
5478 return boost::shared_ptr<AutomationControl>();
5483 Route::slaved () const
5485 if (!_gain_control) {
5488 /* just test one particular control, not all of them */
5489 return _gain_control->slaved ();
5493 Route::slaved_to (boost::shared_ptr<VCA> vca) const
5495 if (!vca || !_gain_control) {
5499 /* just test one particular control, not all of them */
5501 return _gain_control->slaved_to (vca->gain_control());
5505 Route::muted_by_others_soloing () const
5507 if (!can_be_muted_by_others ()) {
5511 return _session.soloing() && !_solo_control->soloed() && !_solo_isolate_control->solo_isolated();
5515 Route::clear_all_solo_state ()
5517 _solo_control->clear_all_solo_state ();
5520 boost::shared_ptr<AutomationControl>
5521 Route::automation_control_recurse (PBD::ID const & id) const
5523 boost::shared_ptr<AutomationControl> ac = Automatable::automation_control (id);
5529 Glib::Threads::RWLock::ReaderLock lm (_processor_lock);
5531 for (ProcessorList::const_iterator i = _processors.begin(); i != _processors.end(); ++i) {
5532 if ((ac = (*i)->automation_control (id))) {
5537 return boost::shared_ptr<AutomationControl> ();
5541 Route::slavables () const
5543 SlavableControlList rv;
5544 rv.push_back (_gain_control);
5545 rv.push_back (_mute_control);
5546 rv.push_back (_solo_control);