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"
26 #include "pbd/failed_constructor.h"
27 #include "pbd/xml++.h"
28 #include "pbd/convert.h"
30 #include "ardour/audio_buffer.h"
31 #include "ardour/automation_list.h"
32 #include "ardour/buffer_set.h"
33 #include "ardour/debug.h"
34 #include "ardour/event_type_map.h"
35 #include "ardour/ladspa_plugin.h"
36 #include "ardour/luaproc.h"
37 #include "ardour/plugin.h"
38 #include "ardour/plugin_insert.h"
41 #include "ardour/lv2_plugin.h"
44 #ifdef WINDOWS_VST_SUPPORT
45 #include "ardour/windows_vst_plugin.h"
49 #include "ardour/lxvst_plugin.h"
52 #ifdef AUDIOUNIT_SUPPORT
53 #include "ardour/audio_unit.h"
56 #include "ardour/session.h"
57 #include "ardour/types.h"
62 using namespace ARDOUR;
65 const string PluginInsert::port_automation_node_name = "PortAutomation";
67 PluginInsert::PluginInsert (Session& s, boost::shared_ptr<Plugin> plug)
68 : Processor (s, (plug ? plug->name() : string ("toBeRenamed")))
69 , _signal_analysis_collected_nframes(0)
70 , _signal_analysis_collect_nframes_max(0)
75 , _maps_from_state (false)
77 /* the first is the master */
81 create_automatable_parameters ();
82 const ChanCount& sc (sidechain_input_pins ());
83 if (sc.n_audio () > 0) {
84 add_sidechain (sc.n_audio ());
89 PluginInsert::~PluginInsert ()
94 PluginInsert::set_strict_io (bool b)
96 bool changed = _strict_io != b;
99 PluginConfigChanged (); /* EMIT SIGNAL */
104 PluginInsert::set_count (uint32_t num)
106 bool require_state = !_plugins.empty();
108 /* this is a bad idea.... we shouldn't do this while active.
109 only a route holding their redirect_lock should be calling this
114 } else if (num > _plugins.size()) {
115 uint32_t diff = num - _plugins.size();
117 for (uint32_t n = 0; n < diff; ++n) {
118 boost::shared_ptr<Plugin> p = plugin_factory (_plugins[0]);
125 /* XXX do something */
128 PluginConfigChanged (); /* EMIT SIGNAL */
130 } else if (num < _plugins.size()) {
131 uint32_t diff = _plugins.size() - num;
132 for (uint32_t n= 0; n < diff; ++n) {
135 PluginConfigChanged (); /* EMIT SIGNAL */
143 PluginInsert::set_outputs (const ChanCount& c)
145 bool changed = (_custom_out != c) && _custom_cfg;
148 PluginConfigChanged (); /* EMIT SIGNAL */
153 PluginInsert::set_custom_cfg (bool b)
155 bool changed = _custom_cfg != b;
158 PluginConfigChanged (); /* EMIT SIGNAL */
163 PluginInsert::set_preset_out (const ChanCount& c)
165 bool changed = _preset_out != c;
167 if (changed && !_custom_cfg) {
168 PluginConfigChanged (); /* EMIT SIGNAL */
174 PluginInsert::add_sidechain (uint32_t n_audio)
176 // caller must hold process lock
180 std::ostringstream n;
182 n << "Sidechain " << Session::next_name_id ();
184 n << "TO BE RESET FROM XML";
186 SideChain *sc = new SideChain (_session, n.str ());
187 _sidechain = boost::shared_ptr<SideChain> (sc);
188 _sidechain->activate ();
189 for (uint32_t n = 0; n < n_audio; ++n) {
190 _sidechain->input()->add_port ("", owner()); // add a port, don't connect.
192 PluginConfigChanged (); /* EMIT SIGNAL */
197 PluginInsert::del_sidechain ()
203 PluginConfigChanged (); /* EMIT SIGNAL */
208 PluginInsert::control_list_automation_state_changed (Evoral::Parameter which, AutoState s)
210 if (which.type() != PluginAutomation)
213 boost::shared_ptr<AutomationControl> c
214 = boost::dynamic_pointer_cast<AutomationControl>(control (which));
217 _plugins[0]->set_parameter (which.id(), c->list()->eval (_session.transport_frame()));
222 PluginInsert::output_streams() const
224 assert (_configured);
225 return _configured_out;
229 PluginInsert::input_streams() const
231 assert (_configured);
232 return _configured_in;
236 PluginInsert::internal_streams() const
238 assert (_configured);
239 return _configured_internal;
243 PluginInsert::internal_output_streams() const
245 assert (!_plugins.empty());
247 PluginInfoPtr info = _plugins.front()->get_info();
249 if (info->reconfigurable_io()) {
250 ChanCount out = _plugins.front()->output_streams ();
251 // DEBUG_TRACE (DEBUG::Processors, string_compose ("Plugin insert, reconfigur(able) output streams = %1\n", out));
254 ChanCount out = info->n_outputs;
255 // DEBUG_TRACE (DEBUG::Processors, string_compose ("Plugin insert, static output streams = %1 for %2 plugins\n", out, _plugins.size()));
256 out.set_audio (out.n_audio() * _plugins.size());
257 out.set_midi (out.n_midi() * _plugins.size());
263 PluginInsert::internal_input_streams() const
265 assert (!_plugins.empty());
269 PluginInfoPtr info = _plugins.front()->get_info();
271 if (info->reconfigurable_io()) {
272 in = _plugins.front()->input_streams();
277 DEBUG_TRACE (DEBUG::Processors, string_compose ("Plugin insert, input streams = %1, match using %2\n", in, _match.method));
279 if (_match.method == Split) {
281 /* we are splitting 1 processor input to multiple plugin inputs,
282 so we have a maximum of 1 stream of each type.
284 for (DataType::iterator t = DataType::begin(); t != DataType::end(); ++t) {
285 if (in.get (*t) > 1) {
291 } else if (_match.method == Hide) {
293 for (DataType::iterator t = DataType::begin(); t != DataType::end(); ++t) {
294 in.set (*t, in.get (*t) - _match.hide.get (*t));
300 for (DataType::iterator t = DataType::begin(); t != DataType::end(); ++t) {
301 in.set (*t, in.get (*t) * _plugins.size ());
309 PluginInsert::natural_output_streams() const
312 if (is_channelstrip ()) {
313 return _configured_out;
316 return _plugins[0]->get_info()->n_outputs;
320 PluginInsert::natural_input_streams() const
323 if (is_channelstrip ()) {
324 return _configured_in;
327 return _plugins[0]->get_info()->n_inputs;
331 PluginInsert::sidechain_input_pins() const
333 return _cached_sidechain_pins;
337 PluginInsert::has_no_inputs() const
339 return _plugins[0]->get_info()->n_inputs == ChanCount::ZERO;
343 PluginInsert::has_no_audio_inputs() const
345 return _plugins[0]->get_info()->n_inputs.n_audio() == 0;
349 PluginInsert::plugin_latency () const {
350 return _plugins.front()->signal_latency ();
354 PluginInsert::needs_midi_input() const
356 PluginInfoPtr pip = _plugins[0]->get_info();
357 if (pip->needs_midi_input ()) {
360 return pip->n_inputs.n_midi() != 0 && pip->n_outputs.n_audio() != 0;
364 PluginInsert::create_automatable_parameters ()
366 assert (!_plugins.empty());
368 set<Evoral::Parameter> a = _plugins.front()->automatable ();
370 for (set<Evoral::Parameter>::iterator i = a.begin(); i != a.end(); ++i) {
371 if (i->type() == PluginAutomation) {
373 Evoral::Parameter param(*i);
375 ParameterDescriptor desc;
376 _plugins.front()->get_parameter_descriptor(i->id(), desc);
378 can_automate (param);
379 boost::shared_ptr<AutomationList> list(new AutomationList(param, desc));
380 boost::shared_ptr<AutomationControl> c (new PluginControl(this, param, desc, list));
382 _plugins.front()->set_automation_control (i->id(), c);
383 } else if (i->type() == PluginPropertyAutomation) {
384 Evoral::Parameter param(*i);
385 const ParameterDescriptor& desc = _plugins.front()->get_property_descriptor(param.id());
386 if (desc.datatype != Variant::NOTHING) {
387 boost::shared_ptr<AutomationList> list;
388 if (Variant::type_is_numeric(desc.datatype)) {
389 list = boost::shared_ptr<AutomationList>(new AutomationList(param, desc));
391 add_control (boost::shared_ptr<AutomationControl> (new PluginPropertyControl(this, param, desc, list)));
396 /** Called when something outside of this host has modified a plugin
397 * parameter. Responsible for propagating the change to two places:
399 * 1) anything listening to the Control itself
400 * 2) any replicated plugins that make up this PluginInsert.
402 * The PluginInsert is connected to the ParameterChangedExternally signal for
403 * the first (primary) plugin, and here broadcasts that change to any others.
405 * XXX We should probably drop this whole replication idea (Paul, October 2015)
406 * since it isn't used by sensible plugin APIs (AU, LV2).
409 PluginInsert::parameter_changed_externally (uint32_t which, float val)
411 boost::shared_ptr<AutomationControl> ac = automation_control (Evoral::Parameter (PluginAutomation, 0, which));
413 /* First propagation: alter the underlying value of the control,
414 * without telling the plugin(s) that own/use it to set it.
421 boost::shared_ptr<PluginControl> pc = boost::dynamic_pointer_cast<PluginControl> (ac);
424 pc->catch_up_with_external_value (val);
427 /* Second propagation: tell all plugins except the first to
428 update the value of this parameter. For sane plugin APIs,
429 there are no other plugins, so this is a no-op in those
433 Plugins::iterator i = _plugins.begin();
435 /* don't set the first plugin, just all the slaves */
437 if (i != _plugins.end()) {
439 for (; i != _plugins.end(); ++i) {
440 (*i)->set_parameter (which, val);
446 PluginInsert::set_block_size (pframes_t nframes)
449 for (Plugins::iterator i = _plugins.begin(); i != _plugins.end(); ++i) {
450 if ((*i)->set_block_size (nframes) != 0) {
458 PluginInsert::activate ()
460 for (Plugins::iterator i = _plugins.begin(); i != _plugins.end(); ++i) {
464 Processor::activate ();
468 PluginInsert::deactivate ()
470 Processor::deactivate ();
472 for (Plugins::iterator i = _plugins.begin(); i != _plugins.end(); ++i) {
478 PluginInsert::flush ()
480 for (vector<boost::shared_ptr<Plugin> >::iterator i = _plugins.begin(); i != _plugins.end(); ++i) {
486 PluginInsert::connect_and_run (BufferSet& bufs, pframes_t nframes, framecnt_t offset, bool with_auto, framepos_t now)
488 // TODO: atomically copy maps & _no_inplace
489 PinMappings in_map (_in_map);
490 PinMappings out_map (_out_map);
491 ChanMapping thru_map (_thru_map);
492 if (_mapping_changed) { // ToDo use a counters, increment until match.
493 _no_inplace = check_inplace ();
494 _mapping_changed = false;
497 if (_latency_changed) {
498 /* delaylines are configured with the max possible latency (as reported by the plugin)
499 * so this won't allocate memory (unless the plugin lied about its max latency)
500 * It may still 'click' though, since the fixed delaylines are not de-clicked.
501 * Then again plugin-latency changes are not click-free to begin with.
503 * This is also worst case, there is currently no concept of per-stream latency.
505 * e.g. Two identical latent plugins:
506 * 1st plugin: process left (latent), bypass right.
507 * 2nd plugin: bypass left, process right (latent).
508 * -> currently this yields 2 times latency of the plugin,
510 _latency_changed = false;
511 _delaybuffers.set (ChanCount::max(bufs.count(), _configured_out), plugin_latency ());
514 if (_match.method == Split && !_no_inplace) {
515 // TODO: also use this optimization if one source-buffer
516 // feeds _all_ *connected* inputs.
517 // currently this is *first* buffer to all only --
518 // see PluginInsert::check_inplace
519 for (DataType::iterator t = DataType::begin(); t != DataType::end(); ++t) {
520 if (_configured_internal.get (*t) == 0) {
524 uint32_t first_idx = in_map[0].get (*t, 0, &valid);
525 assert (valid && first_idx == 0); // check_inplace ensures this
526 /* copy the first stream's buffer contents to the others */
527 for (uint32_t i = 1; i < natural_input_streams ().get (*t); ++i) {
528 uint32_t idx = in_map[0].get (*t, i, &valid);
531 bufs.get (*t, i).read_from (bufs.get (*t, first_idx), nframes, offset, offset);
535 /* the copy operation produces a linear monotonic input map */
536 in_map[0] = ChanMapping (natural_input_streams ());
539 bufs.set_count(ChanCount::max(bufs.count(), _configured_internal));
540 bufs.set_count(ChanCount::max(bufs.count(), _configured_out));
546 for (Controls::iterator li = controls().begin(); li != controls().end(); ++li, ++n) {
548 boost::shared_ptr<AutomationControl> c
549 = boost::dynamic_pointer_cast<AutomationControl>(li->second);
551 if (c->list() && c->automation_playback()) {
554 const float val = c->list()->rt_safe_eval (now, valid);
557 /* This is the ONLY place where we are
559 * AutomationControl::set_value_unchecked(). We
560 * know that the control is in
561 * automation playback mode, so no
562 * check on writable() is required
563 * (which must be done in AutomationControl::set_value()
566 c->set_value_unchecked(val);
573 /* Calculate if, and how many frames we need to collect for analysis */
574 framecnt_t collect_signal_nframes = (_signal_analysis_collect_nframes_max -
575 _signal_analysis_collected_nframes);
576 if (nframes < collect_signal_nframes) { // we might not get all frames now
577 collect_signal_nframes = nframes;
580 if (collect_signal_nframes > 0) {
582 //std::cerr << "collect input, bufs " << bufs.count().n_audio() << " count, " << bufs.available().n_audio() << " available" << std::endl;
583 //std::cerr << " streams " << internal_input_streams().n_audio() << std::endl;
584 //std::cerr << "filling buffer with " << collect_signal_nframes << " frames at " << _signal_analysis_collected_nframes << std::endl;
586 _signal_analysis_inputs.set_count(internal_input_streams());
588 for (uint32_t i = 0; i < internal_input_streams().n_audio(); ++i) {
589 _signal_analysis_inputs.get_audio(i).read_from(
591 collect_signal_nframes,
592 _signal_analysis_collected_nframes); // offset is for target buffer
597 if (is_channelstrip ()) {
598 if (_configured_in.n_audio() > 0) {
599 ChanMapping mb_in_map (ChanCount::min (_configured_in, ChanCount (DataType::AUDIO, 2)));
600 ChanMapping mb_out_map (ChanCount::min (_configured_out, ChanCount (DataType::AUDIO, 2)));
602 _plugins.front()->connect_and_run (bufs, mb_in_map, mb_out_map, nframes, offset);
604 for (uint32_t out = _configured_in.n_audio (); out < bufs.count().get (DataType::AUDIO); ++out) {
605 bufs.get (DataType::AUDIO, out).silence (nframes, offset);
611 // TODO optimize -- build maps once.
613 BufferSet& inplace_bufs = _session.get_noinplace_buffers();
614 ARDOUR::ChanMapping used_outputs;
616 assert (inplace_bufs.count () >= natural_input_streams () + _configured_out);
618 /* build used-output map */
619 for (Plugins::iterator i = _plugins.begin(); i != _plugins.end(); ++i, ++pc) {
620 for (DataType::iterator t = DataType::begin(); t != DataType::end(); ++t) {
621 for (uint32_t out = 0; out < natural_output_streams().get (*t); ++out) {
623 uint32_t out_idx = out_map[pc].get (*t, out, &valid);
625 used_outputs.set (*t, out_idx, 1); // mark as used
630 /* copy thru data to outputs before processing in-place */
631 for (DataType::iterator t = DataType::begin(); t != DataType::end(); ++t) {
632 for (uint32_t out = 0; out < bufs.count().get (*t); ++out) {
634 uint32_t in_idx = thru_map.get (*t, out, &valid);
636 uint32_t m = out + natural_input_streams ().get (*t);
637 _delaybuffers.delay (*t, out, inplace_bufs.get (*t, m), bufs.get (*t, in_idx), nframes, offset, offset);
638 used_outputs.set (*t, out, 1); // mark as used
644 for (Plugins::iterator i = _plugins.begin(); i != _plugins.end(); ++i, ++pc) {
646 ARDOUR::ChanMapping i_in_map (natural_input_streams());
647 ARDOUR::ChanMapping i_out_map (out_map[pc]);
648 ARDOUR::ChanCount mapped;
650 /* map inputs sequentially */
651 for (DataType::iterator t = DataType::begin(); t != DataType::end(); ++t) {
652 for (uint32_t in = 0; in < natural_input_streams().get (*t); ++in) {
654 uint32_t in_idx = in_map[pc].get (*t, in, &valid);
655 uint32_t m = mapped.get (*t);
657 inplace_bufs.get (*t, m).read_from (bufs.get (*t, in_idx), nframes, offset, offset);
659 inplace_bufs.get (*t, m).silence (nframes, offset);
661 mapped.set (*t, m + 1);
665 /* outputs are mapped to inplace_bufs after the inputs */
666 for (DataType::iterator t = DataType::begin(); t != DataType::end(); ++t) {
667 i_out_map.offset_to (*t, natural_input_streams ().get (*t));
670 if ((*i)->connect_and_run (inplace_bufs, i_in_map, i_out_map, nframes, offset)) {
675 /* all instances have completed, now copy data that was written
676 * and zero unconnected buffers */
677 ARDOUR::ChanMapping nonzero_out (used_outputs);
678 if (has_midi_bypass ()) {
679 nonzero_out.set (DataType::MIDI, 0, 1); // Midi bypass.
681 for (DataType::iterator t = DataType::begin(); t != DataType::end(); ++t) {
682 for (uint32_t out = 0; out < bufs.count().get (*t); ++out) {
684 used_outputs.get (*t, out, &valid);
686 nonzero_out.get (*t, out, &valid);
688 bufs.get (*t, out).silence (nframes, offset);
691 uint32_t m = out + natural_input_streams ().get (*t);
692 bufs.get (*t, out).read_from (inplace_bufs.get (*t, m), nframes, offset, offset);
697 /* in-place processing */
699 for (Plugins::iterator i = _plugins.begin(); i != _plugins.end(); ++i, ++pc) {
700 if ((*i)->connect_and_run(bufs, in_map[pc], out_map[pc], nframes, offset)) {
705 // TODO optimize: store "unconnected" in a fixed set.
706 // it only changes on reconfiguration.
707 for (DataType::iterator t = DataType::begin(); t != DataType::end(); ++t) {
708 for (uint32_t out = 0; out < bufs.count().get (*t); ++out) {
710 if (*t == DataType::MIDI && out == 0 && has_midi_bypass ()) {
711 mapped = true; // in-place Midi bypass
713 for (uint32_t pc = 0; pc < get_count() && !mapped; ++pc) {
714 for (uint32_t o = 0; o < natural_output_streams().get (*t); ++o) {
716 uint32_t idx = out_map[pc].get (*t, o, &valid);
717 if (valid && idx == out) {
724 bufs.get (*t, out).silence (nframes, offset);
730 if (collect_signal_nframes > 0) {
732 //std::cerr << " output, bufs " << bufs.count().n_audio() << " count, " << bufs.available().n_audio() << " available" << std::endl;
733 //std::cerr << " streams " << internal_output_streams().n_audio() << std::endl;
735 _signal_analysis_outputs.set_count(internal_output_streams());
737 for (uint32_t i = 0; i < internal_output_streams().n_audio(); ++i) {
738 _signal_analysis_outputs.get_audio(i).read_from(
740 collect_signal_nframes,
741 _signal_analysis_collected_nframes); // offset is for target buffer
744 _signal_analysis_collected_nframes += collect_signal_nframes;
745 assert(_signal_analysis_collected_nframes <= _signal_analysis_collect_nframes_max);
747 if (_signal_analysis_collected_nframes == _signal_analysis_collect_nframes_max) {
748 _signal_analysis_collect_nframes_max = 0;
749 _signal_analysis_collected_nframes = 0;
751 AnalysisDataGathered(&_signal_analysis_inputs,
752 &_signal_analysis_outputs);
758 PluginInsert::silence (framecnt_t nframes)
764 ChanMapping in_map (natural_input_streams ());
765 ChanMapping out_map (natural_output_streams ());
767 // TODO run sidechain (delaylines)
768 for (Plugins::iterator i = _plugins.begin(); i != _plugins.end(); ++i) {
769 (*i)->connect_and_run (_session.get_scratch_buffers ((*i)->get_info()->n_inputs, true), in_map, out_map, nframes, 0);
774 PluginInsert::run (BufferSet& bufs, framepos_t start_frame, framepos_t end_frame, pframes_t nframes, bool)
776 if (_pending_active) {
777 /* run as normal if we are active or moving from inactive to active */
780 // collect sidechain input for complete cycle (!)
781 // TODO we need delaylines here for latency compensation
782 _sidechain->run (bufs, start_frame, end_frame, nframes, true);
785 if (_session.transport_rolling() || _session.bounce_processing()) {
786 automation_run (bufs, start_frame, nframes);
788 connect_and_run (bufs, nframes, 0, false);
792 // TODO use mapping in bypassed mode ?!
793 // -> do we bypass the processor or the plugin
795 // TODO include sidechain??
797 uint32_t in = input_streams ().n_audio ();
798 uint32_t out = output_streams().n_audio ();
800 if (has_no_audio_inputs() || in == 0) {
802 /* silence all (audio) outputs. Should really declick
803 * at the transitions of "active"
806 for (uint32_t n = 0; n < out; ++n) {
807 bufs.get_audio (n).silence (nframes);
810 } else if (out > in) {
812 /* not active, but something has make up for any channel count increase
813 * for now , simply replicate last buffer
815 for (uint32_t n = in; n < out; ++n) {
816 bufs.get_audio(n).read_from(bufs.get_audio(in - 1), nframes);
820 bufs.count().set_audio (out);
823 _active = _pending_active;
825 /* we have no idea whether the plugin generated silence or not, so mark
826 * all buffers appropriately.
831 PluginInsert::automation_run (BufferSet& bufs, framepos_t start, pframes_t nframes)
833 Evoral::ControlEvent next_event (0, 0.0f);
834 framepos_t now = start;
835 framepos_t end = now + nframes;
836 framecnt_t offset = 0;
838 Glib::Threads::Mutex::Lock lm (control_lock(), Glib::Threads::TRY_LOCK);
841 connect_and_run (bufs, nframes, offset, false);
845 if (!find_next_event (now, end, next_event) || _plugins.front()->requires_fixed_sized_buffers()) {
847 /* no events have a time within the relevant range */
849 connect_and_run (bufs, nframes, offset, true, now);
855 framecnt_t cnt = min (((framecnt_t) ceil (next_event.when) - now), (framecnt_t) nframes);
857 connect_and_run (bufs, cnt, offset, true, now);
863 if (!find_next_event (now, end, next_event)) {
868 /* cleanup anything that is left to do */
871 connect_and_run (bufs, nframes, offset, true, now);
876 PluginInsert::default_parameter_value (const Evoral::Parameter& param)
878 if (param.type() != PluginAutomation)
881 if (_plugins.empty()) {
882 fatal << _("programming error: ") << X_("PluginInsert::default_parameter_value() called with no plugin")
884 abort(); /*NOTREACHED*/
887 return _plugins[0]->default_value (param.id());
892 PluginInsert::can_reset_all_parameters ()
896 for (uint32_t par = 0; par < _plugins[0]->parameter_count(); ++par) {
898 const uint32_t cid = _plugins[0]->nth_parameter (par, ok);
900 if (!ok || !_plugins[0]->parameter_is_input(cid)) {
904 boost::shared_ptr<AutomationControl> ac = automation_control (Evoral::Parameter(PluginAutomation, 0, cid));
910 if (ac->automation_state() & Play) {
915 return all && (params > 0);
919 PluginInsert::reset_parameters_to_default ()
923 for (uint32_t par = 0; par < _plugins[0]->parameter_count(); ++par) {
925 const uint32_t cid = _plugins[0]->nth_parameter (par, ok);
927 if (!ok || !_plugins[0]->parameter_is_input(cid)) {
931 const float dflt = _plugins[0]->default_value (cid);
932 const float curr = _plugins[0]->get_parameter (cid);
938 boost::shared_ptr<AutomationControl> ac = automation_control (Evoral::Parameter(PluginAutomation, 0, cid));
943 if (ac->automation_state() & Play) {
948 ac->set_value (dflt, Controllable::NoGroup);
953 boost::shared_ptr<Plugin>
954 PluginInsert::plugin_factory (boost::shared_ptr<Plugin> other)
956 boost::shared_ptr<LadspaPlugin> lp;
957 boost::shared_ptr<LuaProc> lua;
959 boost::shared_ptr<LV2Plugin> lv2p;
961 #ifdef WINDOWS_VST_SUPPORT
962 boost::shared_ptr<WindowsVSTPlugin> vp;
965 boost::shared_ptr<LXVSTPlugin> lxvp;
967 #ifdef AUDIOUNIT_SUPPORT
968 boost::shared_ptr<AUPlugin> ap;
971 if ((lp = boost::dynamic_pointer_cast<LadspaPlugin> (other)) != 0) {
972 return boost::shared_ptr<Plugin> (new LadspaPlugin (*lp));
973 } else if ((lua = boost::dynamic_pointer_cast<LuaProc> (other)) != 0) {
974 return boost::shared_ptr<Plugin> (new LuaProc (*lua));
976 } else if ((lv2p = boost::dynamic_pointer_cast<LV2Plugin> (other)) != 0) {
977 return boost::shared_ptr<Plugin> (new LV2Plugin (*lv2p));
979 #ifdef WINDOWS_VST_SUPPORT
980 } else if ((vp = boost::dynamic_pointer_cast<WindowsVSTPlugin> (other)) != 0) {
981 return boost::shared_ptr<Plugin> (new WindowsVSTPlugin (*vp));
984 } else if ((lxvp = boost::dynamic_pointer_cast<LXVSTPlugin> (other)) != 0) {
985 return boost::shared_ptr<Plugin> (new LXVSTPlugin (*lxvp));
987 #ifdef AUDIOUNIT_SUPPORT
988 } else if ((ap = boost::dynamic_pointer_cast<AUPlugin> (other)) != 0) {
989 return boost::shared_ptr<Plugin> (new AUPlugin (*ap));
993 fatal << string_compose (_("programming error: %1"),
994 X_("unknown plugin type in PluginInsert::plugin_factory"))
996 abort(); /*NOTREACHED*/
997 return boost::shared_ptr<Plugin> ((Plugin*) 0);
1001 PluginInsert::set_input_map (uint32_t num, ChanMapping m) {
1002 if (num < _in_map.size()) {
1003 bool changed = _in_map[num] != m;
1005 changed |= sanitize_maps ();
1007 PluginMapChanged (); /* EMIT SIGNAL */
1008 _mapping_changed = true;
1009 _session.set_dirty();
1015 PluginInsert::set_output_map (uint32_t num, ChanMapping m) {
1016 if (num < _out_map.size()) {
1017 bool changed = _out_map[num] != m;
1019 changed |= sanitize_maps ();
1021 PluginMapChanged (); /* EMIT SIGNAL */
1022 _mapping_changed = true;
1023 _session.set_dirty();
1029 PluginInsert::set_thru_map (ChanMapping m) {
1030 bool changed = _thru_map != m;
1032 changed |= sanitize_maps ();
1034 PluginMapChanged (); /* EMIT SIGNAL */
1035 _mapping_changed = true;
1036 _session.set_dirty();
1041 PluginInsert::input_map () const
1045 for (PinMappings::const_iterator i = _in_map.begin (); i != _in_map.end (); ++i, ++pc) {
1046 ChanMapping m (i->second);
1047 const ChanMapping::Mappings& mp ((*i).second.mappings());
1048 for (ChanMapping::Mappings::const_iterator tm = mp.begin(); tm != mp.end(); ++tm) {
1049 for (ChanMapping::TypeMapping::const_iterator i = tm->second.begin(); i != tm->second.end(); ++i) {
1050 rv.set (tm->first, i->first + pc * natural_input_streams().get(tm->first), i->second);
1058 PluginInsert::output_map () const
1062 for (PinMappings::const_iterator i = _out_map.begin (); i != _out_map.end (); ++i, ++pc) {
1063 ChanMapping m (i->second);
1064 const ChanMapping::Mappings& mp ((*i).second.mappings());
1065 for (ChanMapping::Mappings::const_iterator tm = mp.begin(); tm != mp.end(); ++tm) {
1066 for (ChanMapping::TypeMapping::const_iterator i = tm->second.begin(); i != tm->second.end(); ++i) {
1067 rv.set (tm->first, i->first + pc * natural_output_streams().get(tm->first), i->second);
1071 if (has_midi_bypass ()) {
1072 rv.set (DataType::MIDI, 0, 0);
1079 PluginInsert::has_midi_bypass () const
1081 if (_configured_in.n_midi () == 1 && _configured_out.n_midi () == 1
1082 && natural_output_streams ().n_midi () == 0) {
1089 PluginInsert::has_midi_thru () const
1091 if (_configured_in.n_midi () == 1 && _configured_out.n_midi () == 1
1092 && natural_input_streams ().n_midi () == 0 && natural_output_streams ().n_midi () == 0) {
1100 PluginInsert::is_channelstrip () const {
1101 return _plugins.front()->is_channelstrip();
1106 PluginInsert::check_inplace ()
1108 bool inplace_ok = !_plugins.front()->inplace_broken ();
1110 if (_thru_map.n_total () > 0) {
1111 // TODO once midi-bypass is part of the mapping, ignore it
1115 if (_match.method == Split && inplace_ok) {
1116 assert (get_count() == 1);
1117 assert (_in_map.size () == 1);
1118 if (!_out_map[0].is_monotonic ()) {
1121 if (_configured_internal != _configured_in) {
1122 /* no sidechain -- TODO we could allow this with
1123 * some more logic in PluginInsert::connect_and_run().
1125 * PluginInsert::reset_map() already maps it.
1130 for (DataType::iterator t = DataType::begin(); t != DataType::end() && inplace_ok; ++t) {
1131 if (_configured_internal.get (*t) == 0) {
1135 uint32_t first_idx = _in_map[0].get (*t, 0, &valid);
1136 if (!valid || first_idx != 0) {
1137 // so far only allow to copy the *first* stream's buffer to others
1140 for (uint32_t i = 1; i < natural_input_streams ().get (*t); ++i) {
1141 uint32_t idx = _in_map[0].get (*t, i, &valid);
1142 if (valid && idx != first_idx) {
1151 DEBUG_TRACE (DEBUG::ChanMapping, string_compose ("%1: In Place Split Map\n", name()));
1156 for (uint32_t pc = 0; pc < get_count() && inplace_ok ; ++pc) {
1157 if (!_in_map[pc].is_monotonic ()) {
1160 if (!_out_map[pc].is_monotonic ()) {
1164 DEBUG_TRACE (DEBUG::ChanMapping, string_compose ("%1: %2\n", name(), inplace_ok ? "In-Place" : "No Inplace Processing"));
1165 return !inplace_ok; // no-inplace
1169 PluginInsert::sanitize_maps ()
1171 bool changed = false;
1172 /* strip dead wood */
1173 PinMappings new_ins;
1174 PinMappings new_outs;
1175 ChanMapping new_thru (_thru_map);
1177 for (uint32_t pc = 0; pc < get_count(); ++pc) {
1179 ChanMapping new_out;
1180 for (DataType::iterator t = DataType::begin(); t != DataType::end(); ++t) {
1181 for (uint32_t i = 0; i < natural_input_streams().get (*t); ++i) {
1183 uint32_t idx = _in_map[pc].get (*t, i, &valid);
1184 if (valid && idx < _configured_internal.get (*t)) {
1185 new_in.set (*t, i, idx);
1188 for (uint32_t o = 0; o < natural_output_streams().get (*t); ++o) {
1190 uint32_t idx = _out_map[pc].get (*t, o, &valid);
1191 if (valid && idx < _configured_out.get (*t)) {
1192 new_out.set (*t, o, idx);
1196 if (_in_map[pc] != new_in || _out_map[pc] != new_out) {
1199 new_ins[pc] = new_in;
1200 new_outs[pc] = new_out;
1203 /* prevent dup output assignments */
1204 for (DataType::iterator t = DataType::begin(); t != DataType::end(); ++t) {
1205 for (uint32_t o = 0; o < _configured_out.get (*t); ++o) {
1206 bool mapped = false;
1207 for (uint32_t pc = 0; pc < get_count(); ++pc) {
1209 uint32_t idx = new_outs[pc].get_src (*t, o, &valid);
1210 if (valid && mapped) {
1211 new_outs[pc].unset (*t, idx);
1219 /* prevent out + thru, existing plugin outputs override thru */
1220 for (DataType::iterator t = DataType::begin(); t != DataType::end(); ++t) {
1221 for (uint32_t o = 0; o < _configured_out.get (*t); ++o) {
1222 bool mapped = false;
1224 for (uint32_t pc = 0; pc < get_count(); ++pc) {
1225 new_outs[pc].get_src (*t, o, &mapped);
1226 if (mapped) { break; }
1228 if (!mapped) { continue; }
1229 uint32_t idx = new_thru.get (*t, o, &valid);
1231 new_thru.unset (*t, idx);
1236 if (has_midi_bypass ()) {
1237 // TODO: include midi-bypass in the thru set,
1238 // remove dedicated handling.
1239 new_thru.unset (DataType::MIDI, 0);
1242 if (_in_map != new_ins || _out_map != new_outs || _thru_map != new_thru) {
1246 _out_map = new_outs;
1247 _thru_map = new_thru;
1253 PluginInsert::reset_map (bool emit)
1255 const PinMappings old_in (_in_map);
1256 const PinMappings old_out (_out_map);
1260 _thru_map = ChanMapping ();
1262 /* build input map */
1263 for (DataType::iterator t = DataType::begin(); t != DataType::end(); ++t) {
1264 uint32_t sc = 0; // side-chain round-robin (all instances)
1266 for (Plugins::iterator i = _plugins.begin(); i != _plugins.end(); ++i, ++pc) {
1267 const uint32_t nis = natural_input_streams ().get(*t);
1268 const uint32_t stride = nis - sidechain_input_pins().get (*t);
1270 /* SC inputs are last in the plugin-insert.. */
1271 const uint32_t sc_start = _configured_in.get (*t);
1272 const uint32_t sc_len = _configured_internal.get (*t) - sc_start;
1273 /* ...but may not be at the end of the plugin ports.
1274 * in case the side-chain is not the last port, shift connections back.
1275 * and connect to side-chain
1278 uint32_t ic = 0; // split inputs
1279 const uint32_t cend = _configured_in.get (*t);
1281 for (uint32_t in = 0; in < nis; ++in) {
1282 const Plugin::IOPortDescription& iod (_plugins[pc]->describe_io_port (*t, true, in));
1283 if (iod.is_sidechain) {
1284 /* connect sidechain sinks to sidechain inputs in round-robin fashion */
1285 if (sc_len > 0) {// side-chain may be hidden
1286 _in_map[pc].set (*t, in, sc_start + sc);
1287 sc = (sc + 1) % sc_len;
1291 if (_match.method == Split) {
1292 if (cend == 0) { continue; }
1293 if (_strict_io && ic + stride * pc >= cend) {
1296 /* connect *no* sidechain sinks in round-robin fashion */
1297 _in_map[pc].set (*t, in, ic + stride * pc);
1298 if (_strict_io && (ic + 1) == cend) {
1301 ic = (ic + 1) % cend;
1303 uint32_t s = in - shift;
1304 if (stride * pc + s < cend) {
1305 _in_map[pc].set (*t, in, s + stride * pc);
1313 /* build output map */
1315 for (Plugins::iterator i = _plugins.begin(); i != _plugins.end(); ++i, ++pc) {
1316 _out_map[pc] = ChanMapping (ChanCount::min (natural_output_streams(), _configured_out));
1317 for (DataType::iterator t = DataType::begin(); t != DataType::end(); ++t) {
1318 _out_map[pc].offset_to(*t, pc * natural_output_streams().get(*t));
1323 if (old_in == _in_map && old_out == _out_map) {
1327 PluginMapChanged (); /* EMIT SIGNAL */
1328 _mapping_changed = true;
1329 _session.set_dirty();
1335 PluginInsert::configure_io (ChanCount in, ChanCount out)
1337 Match old_match = _match;
1339 ChanCount old_internal;
1343 old_in = _configured_in;
1344 old_internal = _configured_internal;
1345 old_out = _configured_out;
1348 _configured_in = in;
1349 _configured_internal = in;
1350 _configured_out = out;
1353 /* TODO hide midi-bypass, and custom outs. Best /fake/ "out" here.
1354 * (currently _sidechain->configure_io always succeeds
1355 * since Processor::configure_io() succeeds)
1357 if (!_sidechain->configure_io (in, out)) {
1358 DEBUG_TRACE (DEBUG::ChanMapping, "Sidechain configuration failed\n");
1361 _configured_internal += _sidechain->input()->n_ports();
1364 /* get plugin configuration */
1365 _match = private_can_support_io_configuration (in, out);
1367 if (DEBUG_ENABLED(DEBUG::ChanMapping)) {
1369 DEBUG_STR_APPEND(a, string_compose ("Match '%1': ", name()));
1370 DEBUG_STR_APPEND(a, _match);
1371 DEBUG_TRACE (DEBUG::ChanMapping, DEBUG_STR(a).str());
1375 /* set the matching method and number of plugins that we will use to meet this configuration */
1376 if (set_count (_match.plugins) == false) {
1377 PluginIoReConfigure (); /* EMIT SIGNAL */
1378 _configured = false;
1382 /* configure plugins */
1383 switch (_match.method) {
1386 if (_plugins.front()->configure_io (natural_input_streams(), out) == false) {
1387 PluginIoReConfigure (); /* EMIT SIGNAL */
1388 _configured = false;
1394 ChanCount dout (in); // hint
1397 } else if (_preset_out.n_audio () > 0) {
1398 dout.set (DataType::AUDIO, _preset_out.n_audio ());
1399 } else if (dout.n_midi () > 0 && dout.n_audio () == 0) {
1400 dout.set (DataType::AUDIO, 2);
1402 if (out.n_audio () == 0) { out.set (DataType::AUDIO, 1); }
1404 bool const r = _plugins.front()->can_support_io_configuration (in, dout, &useins);
1406 if (useins.n_audio() == 0) {
1409 DEBUG_TRACE (DEBUG::ChanMapping, string_compose ("Delegate configuration: %1 %2 %3\n", name(), useins, dout));
1411 if (_plugins.front()->configure_io (useins, dout) == false) {
1412 PluginIoReConfigure (); /* EMIT SIGNAL */
1413 _configured = false;
1419 if (_plugins.front()->configure_io (in, out) == false) {
1420 PluginIoReConfigure (); /* EMIT SIGNAL */
1421 _configured = false;
1427 bool mapping_changed = false;
1428 if (old_in == in && old_out == out
1430 && old_match.method == _match.method
1431 && _in_map.size() == _out_map.size()
1432 && _in_map.size() == get_count ()
1434 /* If the configuration has not changed, keep the mapping */
1435 if (old_internal != _configured_internal) {
1436 mapping_changed = sanitize_maps ();
1438 } else if (_match.custom_cfg && _configured) {
1439 mapping_changed = sanitize_maps ();
1442 if (is_channelstrip ()) { _maps_from_state = false; }
1444 if (_maps_from_state) {
1445 _maps_from_state = false;
1446 mapping_changed = true;
1449 /* generate a new mapping */
1450 mapping_changed = reset_map (false);
1454 if (mapping_changed) {
1455 PluginMapChanged (); /* EMIT SIGNAL */
1458 if (DEBUG_ENABLED(DEBUG::ChanMapping)) {
1461 DEBUG_STR_APPEND(a, "\n--------<<--------\n");
1462 for (Plugins::iterator i = _plugins.begin(); i != _plugins.end(); ++i, ++pc) {
1464 DEBUG_STR_APPEND(a, "----><----\n");
1466 DEBUG_STR_APPEND(a, string_compose ("Channel Map for %1 plugin %2\n", name(), pc));
1467 DEBUG_STR_APPEND(a, " * Inputs:\n");
1468 DEBUG_STR_APPEND(a, _in_map[pc]);
1469 DEBUG_STR_APPEND(a, " * Outputs:\n");
1470 DEBUG_STR_APPEND(a, _out_map[pc]);
1472 DEBUG_STR_APPEND(a, " * Thru:\n");
1473 DEBUG_STR_APPEND(a, _thru_map);
1474 DEBUG_STR_APPEND(a, "-------->>--------\n");
1475 DEBUG_TRACE (DEBUG::ChanMapping, DEBUG_STR(a).str());
1480 _no_inplace = check_inplace ();
1481 _mapping_changed = false;
1483 /* only the "noinplace_buffers" thread buffers need to be this large,
1484 * this can be optimized. other buffers are fine with
1485 * ChanCount::max (natural_input_streams (), natural_output_streams())
1486 * and route.cc's max (configured_in, configured_out)
1488 * no-inplace copies "thru" outputs (to emulate in-place) for
1489 * all outputs (to prevent overwrite) into a temporary space
1490 * which also holds input buffers (in case the plugin does process
1491 * in-place and overwrites those).
1493 * this buffers need to be at least as
1494 * natural_input_streams () + possible outputs.
1496 * sidechain inputs add a constraint on the input:
1497 * configured input + sidechain (=_configured_internal)
1499 _required_buffers =ChanCount::max (_configured_internal,
1500 natural_input_streams () + ChanCount::max (_configured_out, natural_output_streams () * get_count ()));
1502 if (old_in != in || old_out != out || old_internal != _configured_internal
1503 || (old_match.method != _match.method && (old_match.method == Split || _match.method == Split))
1505 PluginIoReConfigure (); /* EMIT SIGNAL */
1508 _delaybuffers.configure (_configured_out, _plugins.front()->max_latency ());
1509 _latency_changed = true;
1511 // we don't know the analysis window size, so we must work with the
1512 // current buffer size here. each request for data fills in these
1513 // buffers and the analyser makes sure it gets enough data for the
1515 session().ensure_buffer_set (_signal_analysis_inputs, in);
1516 //_signal_analysis_inputs.set_count (in);
1518 session().ensure_buffer_set (_signal_analysis_outputs, out);
1519 //_signal_analysis_outputs.set_count (out);
1521 // std::cerr << "set counts to i" << in.n_audio() << "/o" << out.n_audio() << std::endl;
1524 return Processor::configure_io (in, out);
1527 /** Decide whether this PluginInsert can support a given IO configuration.
1528 * To do this, we run through a set of possible solutions in rough order of
1531 * @param in Required input channel count.
1532 * @param out Filled in with the output channel count if we return true.
1533 * @return true if the given IO configuration can be supported.
1536 PluginInsert::can_support_io_configuration (const ChanCount& in, ChanCount& out)
1539 _sidechain->can_support_io_configuration (in, out); // never fails, sets "out"
1541 return private_can_support_io_configuration (in, out).method != Impossible;
1545 PluginInsert::private_can_support_io_configuration (ChanCount const& in, ChanCount& out) const
1547 if (!_custom_cfg && _preset_out.n_audio () > 0) {
1548 // preseed hint (for variable i/o)
1549 out.set (DataType::AUDIO, _preset_out.n_audio ());
1552 Match rv = internal_can_support_io_configuration (in, out);
1554 if (!_custom_cfg && _preset_out.n_audio () > 0) {
1555 DEBUG_TRACE (DEBUG::ChanMapping, string_compose ("using output preset: %1 %2\n", name(), _preset_out));
1556 out.set (DataType::AUDIO, _preset_out.n_audio ());
1561 /** A private version of can_support_io_configuration which returns the method
1562 * by which the configuration can be matched, rather than just whether or not
1566 PluginInsert::internal_can_support_io_configuration (ChanCount const & inx, ChanCount& out) const
1568 if (_plugins.empty()) {
1573 if (is_channelstrip ()) {
1575 return Match (ExactMatch, 1);
1579 /* if a user specified a custom cfg, so be it. */
1581 PluginInfoPtr info = _plugins.front()->get_info();
1583 if (info->reconfigurable_io()) {
1584 return Match (Delegate, get_count(), _strict_io, true);
1586 return Match (ExactMatch, get_count(), _strict_io, true);
1590 /* try automatic configuration */
1591 Match m = PluginInsert::automatic_can_support_io_configuration (inx, out);
1593 PluginInfoPtr info = _plugins.front()->get_info();
1594 ChanCount inputs = info->n_inputs;
1595 ChanCount outputs = info->n_outputs;
1597 /* handle case strict-i/o */
1598 if (_strict_io && m.method != Impossible) {
1601 /* special case MIDI instruments */
1602 if (needs_midi_input ()) {
1603 // output = midi-bypass + at most master-out channels.
1604 ChanCount max_out (DataType::AUDIO, 2); // TODO use master-out
1605 max_out.set (DataType::MIDI, out.get(DataType::MIDI));
1606 out = ChanCount::min (out, max_out);
1607 DEBUG_TRACE (DEBUG::ChanMapping, string_compose ("special case strict-i/o instrument: %1\n", name()));
1613 if (inx.n_audio () != out.n_audio ()) { // ignore midi bypass
1614 /* replicate processor to match output count (generators and such)
1615 * at least enough to feed every output port. */
1616 uint32_t f = 1; // at least one. e.g. control data filters, no in, no out.
1617 for (DataType::iterator t = DataType::begin(); t != DataType::end(); ++t) {
1618 uint32_t nout = outputs.get (*t);
1619 if (nout == 0 || inx.get(*t) == 0) { continue; }
1620 f = max (f, (uint32_t) ceil (inx.get(*t) / (float)nout));
1623 DEBUG_TRACE (DEBUG::ChanMapping, string_compose ("special case strict-i/o generator: %1\n", name()));
1624 return Match (Replicate, f, _strict_io);
1635 if (m.method != Impossible) {
1639 ChanCount ns_inputs = inputs - sidechain_input_pins ();
1641 DEBUG_TRACE (DEBUG::ChanMapping, string_compose ("resolving 'Impossible' match for %1\n", name()));
1643 if (info->reconfigurable_io()) {
1646 if (out.n_midi () > 0 && out.n_audio () == 0) { out.set (DataType::AUDIO, 2); }
1647 if (out.n_audio () == 0) { out.set (DataType::AUDIO, 1); }
1648 bool const r = _plugins.front()->can_support_io_configuration (inx, out, &useins);
1650 // houston, we have a problem.
1651 return Match (Impossible, 0);
1653 return Match (Delegate, 1, _strict_io);
1656 ChanCount midi_bypass;
1657 if (inx.get(DataType::MIDI) == 1 && outputs.get(DataType::MIDI) == 0) {
1658 midi_bypass.set (DataType::MIDI, 1);
1661 // add at least as many plugins so that output count matches input count (w/o sidechain pins)
1663 for (DataType::iterator t = DataType::begin(); t != DataType::end(); ++t) {
1664 uint32_t nin = ns_inputs.get (*t);
1665 uint32_t nout = outputs.get (*t);
1666 if (nin == 0 || inx.get(*t) == 0) { continue; }
1667 // prefer floor() so the count won't overly increase IFF (nin < nout)
1668 f = max (f, (uint32_t) floor (inx.get(*t) / (float)nout));
1670 if (f > 0 && outputs * f >= _configured_out) {
1671 out = outputs * f + midi_bypass;
1672 return Match (Replicate, f, _strict_io);
1675 // add at least as many plugins needed to connect all inputs (w/o sidechain pins)
1677 for (DataType::iterator t = DataType::begin(); t != DataType::end(); ++t) {
1678 uint32_t nin = ns_inputs.get (*t);
1679 if (nin == 0 || inx.get(*t) == 0) { continue; }
1680 f = max (f, (uint32_t) ceil (inx.get(*t) / (float)nin));
1683 out = outputs * f + midi_bypass;
1684 return Match (Replicate, f, _strict_io);
1687 // add at least as many plugins needed to connect all inputs
1689 for (DataType::iterator t = DataType::begin(); t != DataType::end(); ++t) {
1690 uint32_t nin = inputs.get (*t);
1691 if (nin == 0 || inx.get(*t) == 0) { continue; }
1692 f = max (f, (uint32_t) ceil (inx.get(*t) / (float)nin));
1694 out = outputs * f + midi_bypass;
1695 return Match (Replicate, f, _strict_io);
1698 /* this is the original Ardour 3/4 behavior, mainly for backwards compatibility */
1700 PluginInsert::automatic_can_support_io_configuration (ChanCount const & inx, ChanCount& out) const
1702 if (_plugins.empty()) {
1706 PluginInfoPtr info = _plugins.front()->get_info();
1707 ChanCount in; in += inx;
1708 ChanCount midi_bypass;
1710 if (info->reconfigurable_io()) {
1711 /* Plugin has flexible I/O, so delegate to it
1712 * pre-seed outputs, plugin tries closest match
1715 if (out.n_midi () > 0 && out.n_audio () == 0) { out.set (DataType::AUDIO, 2); }
1716 if (out.n_audio () == 0) { out.set (DataType::AUDIO, 1); }
1717 bool const r = _plugins.front()->can_support_io_configuration (in, out);
1719 return Match (Impossible, 0);
1721 return Match (Delegate, 1);
1724 ChanCount inputs = info->n_inputs;
1725 ChanCount outputs = info->n_outputs;
1726 ChanCount ns_inputs = inputs - sidechain_input_pins ();
1728 if (in.get(DataType::MIDI) == 1 && outputs.get(DataType::MIDI) == 0) {
1729 DEBUG_TRACE (DEBUG::ChanMapping, string_compose ("bypassing midi-data around %1\n", name()));
1730 midi_bypass.set (DataType::MIDI, 1);
1732 if (in.get(DataType::MIDI) == 1 && inputs.get(DataType::MIDI) == 0) {
1733 DEBUG_TRACE (DEBUG::ChanMapping, string_compose ("hiding midi-port from plugin %1\n", name()));
1734 in.set(DataType::MIDI, 0);
1737 // add internally provided sidechain ports
1738 ChanCount insc = in + sidechain_input_ports ();
1740 bool no_inputs = true;
1741 for (DataType::iterator t = DataType::begin(); t != DataType::end(); ++t) {
1742 if (inputs.get (*t) != 0) {
1749 /* no inputs so we can take any input configuration since we throw it away */
1750 out = outputs + midi_bypass;
1751 return Match (NoInputs, 1);
1754 /* Plugin inputs match requested inputs + side-chain-ports exactly */
1755 if (inputs == insc) {
1756 out = outputs + midi_bypass;
1757 return Match (ExactMatch, 1);
1760 /* Plugin inputs matches without side-chain-pins */
1761 if (ns_inputs == in) {
1762 out = outputs + midi_bypass;
1763 return Match (ExactMatch, 1);
1766 /* We may be able to run more than one copy of the plugin within this insert
1767 to cope with the insert having more inputs than the plugin.
1768 We allow replication only for plugins with either zero or 1 inputs and outputs
1769 for every valid data type.
1773 bool can_replicate = true;
1774 for (DataType::iterator t = DataType::begin(); t != DataType::end() && can_replicate; ++t) {
1776 // ignore side-chains
1777 uint32_t nin = ns_inputs.get (*t);
1779 // No inputs of this type
1780 if (nin == 0 && in.get(*t) == 0) {
1784 if (nin != 1 || outputs.get (*t) != 1) {
1785 can_replicate = false;
1789 // Potential factor not set yet
1791 f = in.get(*t) / nin;
1794 // Factor for this type does not match another type, can not replicate
1795 if (f != (in.get(*t) / nin)) {
1796 can_replicate = false;
1801 if (can_replicate && f > 0) {
1802 for (DataType::iterator t = DataType::begin(); t != DataType::end(); ++t) {
1803 out.set (*t, outputs.get(*t) * f);
1806 return Match (Replicate, f);
1809 /* If the processor has exactly one input of a given type, and
1810 the plugin has more, we can feed the single processor input
1811 to some or all of the plugin inputs. This is rather
1812 special-case-y, but the 1-to-many case is by far the
1813 simplest. How do I split thy 2 processor inputs to 3
1814 plugin inputs? Let me count the ways ...
1817 bool can_split = true;
1818 for (DataType::iterator t = DataType::begin(); t != DataType::end(); ++t) {
1820 bool const can_split_type = (in.get (*t) == 1 && ns_inputs.get (*t) > 1);
1821 bool const nothing_to_do_for_type = (in.get (*t) == 0 && inputs.get (*t) == 0);
1823 if (!can_split_type && !nothing_to_do_for_type) {
1829 out = outputs + midi_bypass;
1830 return Match (Split, 1);
1833 /* If the plugin has more inputs than we want, we can `hide' some of them
1834 by feeding them silence.
1837 bool could_hide = false;
1838 bool cannot_hide = false;
1839 ChanCount hide_channels;
1841 for (DataType::iterator t = DataType::begin(); t != DataType::end(); ++t) {
1842 if (inputs.get(*t) > in.get(*t)) {
1843 /* there is potential to hide, since the plugin has more inputs of type t than the insert */
1844 hide_channels.set (*t, inputs.get(*t) - in.get(*t));
1846 } else if (inputs.get(*t) < in.get(*t)) {
1847 /* we definitely cannot hide, since the plugin has fewer inputs of type t than the insert */
1852 if (could_hide && !cannot_hide) {
1853 out = outputs + midi_bypass;
1854 return Match (Hide, 1, false, false, hide_channels);
1857 return Match (Impossible, 0);
1862 PluginInsert::get_state ()
1864 return state (true);
1868 PluginInsert::state (bool full)
1870 XMLNode& node = Processor::state (full);
1872 node.add_property("type", _plugins[0]->state_node_name());
1873 node.add_property("unique-id", _plugins[0]->unique_id());
1874 node.add_property("count", string_compose("%1", _plugins.size()));
1876 /* remember actual i/o configuration (for later placeholder
1877 * in case the plugin goes missing) */
1878 node.add_child_nocopy (* _configured_in.state (X_("ConfiguredInput")));
1879 node.add_child_nocopy (* _configured_out.state (X_("ConfiguredOutput")));
1880 node.add_child_nocopy (* _preset_out.state (X_("PresetOutput")));
1882 /* save custom i/o config */
1883 node.add_property("custom", _custom_cfg ? "yes" : "no");
1884 for (uint32_t pc = 0; pc < get_count(); ++pc) {
1886 snprintf (tmp, sizeof(tmp), "InputMap-%d", pc);
1887 node.add_child_nocopy (* _in_map[pc].state (tmp));
1888 snprintf (tmp, sizeof(tmp), "OutputMap-%d", pc);
1889 node.add_child_nocopy (* _out_map[pc].state (tmp));
1891 node.add_child_nocopy (* _thru_map.state ("ThruMap"));
1894 node.add_child_nocopy (_sidechain->state (full));
1897 _plugins[0]->set_insert_id(this->id());
1898 node.add_child_nocopy (_plugins[0]->get_state());
1900 for (Controls::iterator c = controls().begin(); c != controls().end(); ++c) {
1901 boost::shared_ptr<AutomationControl> ac = boost::dynamic_pointer_cast<AutomationControl> ((*c).second);
1903 node.add_child_nocopy (ac->get_state());
1911 PluginInsert::set_control_ids (const XMLNode& node, int version)
1913 const XMLNodeList& nlist = node.children();
1914 XMLNodeConstIterator iter;
1915 set<Evoral::Parameter>::const_iterator p;
1917 for (iter = nlist.begin(); iter != nlist.end(); ++iter) {
1918 if ((*iter)->name() == Controllable::xml_node_name) {
1919 const XMLProperty* prop;
1921 uint32_t p = (uint32_t)-1;
1923 if ((prop = (*iter)->property (X_("symbol"))) != 0) {
1924 boost::shared_ptr<LV2Plugin> lv2plugin = boost::dynamic_pointer_cast<LV2Plugin> (_plugins[0]);
1926 p = lv2plugin->port_index(prop->value().c_str());
1930 if (p == (uint32_t)-1 && (prop = (*iter)->property (X_("parameter"))) != 0) {
1931 p = atoi (prop->value());
1934 if (p != (uint32_t)-1) {
1936 /* this may create the new controllable */
1938 boost::shared_ptr<Evoral::Control> c = control (Evoral::Parameter (PluginAutomation, 0, p));
1940 #ifndef NO_PLUGIN_STATE
1944 boost::shared_ptr<AutomationControl> ac = boost::dynamic_pointer_cast<AutomationControl> (c);
1946 ac->set_state (**iter, version);
1955 PluginInsert::set_state(const XMLNode& node, int version)
1957 XMLNodeList nlist = node.children();
1958 XMLNodeIterator niter;
1959 XMLPropertyList plist;
1960 const XMLProperty *prop;
1961 ARDOUR::PluginType type;
1963 if ((prop = node.property ("type")) == 0) {
1964 error << _("XML node describing plugin is missing the `type' field") << endmsg;
1968 if (prop->value() == X_("ladspa") || prop->value() == X_("Ladspa")) { /* handle old school sessions */
1969 type = ARDOUR::LADSPA;
1970 } else if (prop->value() == X_("lv2")) {
1972 } else if (prop->value() == X_("windows-vst")) {
1973 type = ARDOUR::Windows_VST;
1974 } else if (prop->value() == X_("lxvst")) {
1975 type = ARDOUR::LXVST;
1976 } else if (prop->value() == X_("audiounit")) {
1977 type = ARDOUR::AudioUnit;
1978 } else if (prop->value() == X_("luaproc")) {
1981 error << string_compose (_("unknown plugin type %1 in plugin insert state"),
1987 prop = node.property ("unique-id");
1990 #ifdef WINDOWS_VST_SUPPORT
1991 /* older sessions contain VST plugins with only an "id" field.
1994 if (type == ARDOUR::Windows_VST) {
1995 prop = node.property ("id");
1999 #ifdef LXVST_SUPPORT
2000 /*There shouldn't be any older sessions with linuxVST support.. but anyway..*/
2002 if (type == ARDOUR::LXVST) {
2003 prop = node.property ("id");
2009 error << _("Plugin has no unique ID field") << endmsg;
2014 boost::shared_ptr<Plugin> plugin = find_plugin (_session, prop->value(), type);
2016 /* treat linux and windows VST plugins equivalent if they have the same uniqueID
2017 * allow to move sessions windows <> linux */
2018 #ifdef LXVST_SUPPORT
2019 if (plugin == 0 && type == ARDOUR::Windows_VST) {
2020 type = ARDOUR::LXVST;
2021 plugin = find_plugin (_session, prop->value(), type);
2025 #ifdef WINDOWS_VST_SUPPORT
2026 if (plugin == 0 && type == ARDOUR::LXVST) {
2027 type = ARDOUR::Windows_VST;
2028 plugin = find_plugin (_session, prop->value(), type);
2033 error << string_compose(
2034 _("Found a reference to a plugin (\"%1\") that is unknown.\n"
2035 "Perhaps it was removed or moved since it was last used."),
2041 if (type == ARDOUR::Lua) {
2042 XMLNode *ls = node.child (plugin->state_node_name().c_str());
2043 // we need to load the script to set the name and parameters.
2044 boost::shared_ptr<LuaProc> lp = boost::dynamic_pointer_cast<LuaProc>(plugin);
2046 lp->set_script_from_state (*ls);
2050 // The name of the PluginInsert comes from the plugin, nothing else
2051 _name = plugin->get_info()->name;
2055 // Processor::set_state() will set this, but too late
2056 // for it to be available when setting up plugin
2057 // state. We can't call Processor::set_state() until
2058 // the plugins themselves are created and added.
2062 if (_plugins.empty()) {
2063 /* if we are adding the first plugin, we will need to set
2064 up automatable controls.
2066 add_plugin (plugin);
2067 create_automatable_parameters ();
2068 set_control_ids (node, version);
2071 if ((prop = node.property ("count")) != 0) {
2072 sscanf (prop->value().c_str(), "%u", &count);
2075 if (_plugins.size() != count) {
2076 for (uint32_t n = 1; n < count; ++n) {
2077 add_plugin (plugin_factory (plugin));
2081 Processor::set_state (node, version);
2083 PBD::ID new_id = this->id();
2084 PBD::ID old_id = this->id();
2086 if ((prop = node.property ("id")) != 0) {
2087 old_id = prop->value ();
2090 for (niter = nlist.begin(); niter != nlist.end(); ++niter) {
2092 /* find the node with the type-specific node name ("lv2", "ladspa", etc)
2093 and set all plugins to the same state.
2096 if ((*niter)->name() == plugin->state_node_name()) {
2098 for (Plugins::iterator i = _plugins.begin(); i != _plugins.end(); ++i) {
2099 /* Plugin state can include external files which are named after the ID.
2101 * If regenerate_xml_or_string_ids() is set, the ID will already have
2102 * been changed, so we need to use the old ID from the XML to load the
2103 * state and then update the ID.
2105 * When copying a plugin-state, route_ui takes care of of updating the ID,
2106 * but we need to call set_insert_id() to clear the cached plugin-state
2107 * and force a change.
2109 if (!regenerate_xml_or_string_ids ()) {
2110 (*i)->set_insert_id (new_id);
2112 (*i)->set_insert_id (old_id);
2115 (*i)->set_state (**niter, version);
2117 if (regenerate_xml_or_string_ids ()) {
2118 (*i)->set_insert_id (new_id);
2126 if (version < 3000) {
2128 /* Only 2.X sessions need a call to set_parameter_state() - in 3.X and above
2129 this is all handled by Automatable
2132 for (niter = nlist.begin(); niter != nlist.end(); ++niter) {
2133 if ((*niter)->name() == "Redirect") {
2134 /* XXX do we need to tackle placement? i think not (pd; oct 16 2009) */
2135 Processor::set_state (**niter, version);
2140 set_parameter_state_2X (node, version);
2143 if ((prop = node.property (X_("custom"))) != 0) {
2144 _custom_cfg = string_is_affirmative (prop->value());
2147 uint32_t in_maps = 0;
2148 uint32_t out_maps = 0;
2149 XMLNodeList kids = node.children ();
2150 for (XMLNodeIterator i = kids.begin(); i != kids.end(); ++i) {
2151 if ((*i)->name() == X_("ConfiguredOutput")) {
2152 _custom_out = ChanCount(**i);
2154 if ((*i)->name() == X_("PresetOutput")) {
2155 _preset_out = ChanCount(**i);
2157 if (strncmp ((*i)->name ().c_str(), X_("InputMap-"), 9) == 0) {
2158 long pc = atol (&((*i)->name().c_str()[9]));
2159 if (pc >=0 && pc <= get_count()) {
2160 _in_map[pc] = ChanMapping (**i);
2164 if (strncmp ((*i)->name ().c_str(), X_("OutputMap-"), 10) == 0) {
2165 long pc = atol (&((*i)->name().c_str()[10]));
2166 if (pc >=0 && pc <= get_count()) {
2167 _out_map[pc] = ChanMapping (**i);
2171 if ((*i)->name () == "ThruMap") {
2172 _thru_map = ChanMapping (**i);
2175 // sidechain is a Processor (IO)
2176 if ((*i)->name () == Processor::state_node_name) {
2180 _sidechain->set_state (**i, version);
2184 if (in_maps == out_maps && out_maps >0 && out_maps == get_count()) {
2185 _maps_from_state = true;
2188 for (Plugins::iterator i = _plugins.begin(); i != _plugins.end(); ++i) {
2192 (*i)->deactivate ();
2196 PluginConfigChanged (); /* EMIT SIGNAL */
2201 PluginInsert::update_id (PBD::ID id)
2204 for (Plugins::iterator i = _plugins.begin(); i != _plugins.end(); ++i) {
2205 (*i)->set_insert_id (id);
2210 PluginInsert::set_state_dir (const std::string& d)
2212 // state() only saves the state of the first plugin
2213 _plugins[0]->set_state_dir (d);
2217 PluginInsert::set_parameter_state_2X (const XMLNode& node, int version)
2219 XMLNodeList nlist = node.children();
2220 XMLNodeIterator niter;
2222 /* look for port automation node */
2224 for (niter = nlist.begin(); niter != nlist.end(); ++niter) {
2226 if ((*niter)->name() != port_automation_node_name) {
2232 XMLNodeConstIterator iter;
2237 cnodes = (*niter)->children ("port");
2239 for (iter = cnodes.begin(); iter != cnodes.end(); ++iter){
2243 if ((cprop = child->property("number")) != 0) {
2244 port = cprop->value().c_str();
2246 warning << _("PluginInsert: Auto: no ladspa port number") << endmsg;
2250 sscanf (port, "%" PRIu32, &port_id);
2252 if (port_id >= _plugins[0]->parameter_count()) {
2253 warning << _("PluginInsert: Auto: port id out of range") << endmsg;
2257 boost::shared_ptr<AutomationControl> c = boost::dynamic_pointer_cast<AutomationControl>(
2258 control(Evoral::Parameter(PluginAutomation, 0, port_id), true));
2260 if (c && c->alist()) {
2261 if (!child->children().empty()) {
2262 c->alist()->set_state (*child->children().front(), version);
2264 /* In some cases 2.X saves lists with min_yval and max_yval
2265 being FLT_MIN and FLT_MAX respectively. This causes problems
2266 in A3 because these min/max values are used to compute
2267 where GUI control points should be drawn. If we see such
2268 values, `correct' them to the min/max of the appropriate
2272 float min_y = c->alist()->get_min_y ();
2273 float max_y = c->alist()->get_max_y ();
2275 ParameterDescriptor desc;
2276 _plugins.front()->get_parameter_descriptor (port_id, desc);
2278 if (min_y == FLT_MIN) {
2282 if (max_y == FLT_MAX) {
2286 c->alist()->set_yrange (min_y, max_y);
2289 error << string_compose (_("PluginInsert: automatable control %1 not found - ignored"), port_id) << endmsg;
2301 PluginInsert::describe_parameter (Evoral::Parameter param)
2303 if (param.type() == PluginAutomation) {
2304 return _plugins[0]->describe_parameter (param);
2305 } else if (param.type() == PluginPropertyAutomation) {
2306 boost::shared_ptr<AutomationControl> c(automation_control(param));
2307 if (c && !c->desc().label.empty()) {
2308 return c->desc().label;
2311 return Automatable::describe_parameter(param);
2315 PluginInsert::signal_latency() const
2317 if (_user_latency) {
2318 return _user_latency;
2321 return _plugins[0]->signal_latency ();
2325 PluginInsert::type ()
2327 return plugin()->get_info()->type;
2330 PluginInsert::PluginControl::PluginControl (PluginInsert* p,
2331 const Evoral::Parameter& param,
2332 const ParameterDescriptor& desc,
2333 boost::shared_ptr<AutomationList> list)
2334 : AutomationControl (p->session(), param, desc, list, p->describe_parameter(param))
2338 alist()->reset_default (desc.normal);
2340 list->set_interpolation(Evoral::ControlList::Discrete);
2345 set_flags(Controllable::Toggle);
2349 /** @param val `user' value */
2351 PluginInsert::PluginControl::set_value (double user_val, PBD::Controllable::GroupControlDisposition group_override)
2354 _set_value (user_val, group_override);
2358 PluginInsert::PluginControl::set_value_unchecked (double user_val)
2360 /* used only by automation playback */
2361 _set_value (user_val, Controllable::NoGroup);
2365 PluginInsert::PluginControl::_set_value (double user_val, PBD::Controllable::GroupControlDisposition group_override)
2367 /* FIXME: probably should be taking out some lock here.. */
2369 for (Plugins::iterator i = _plugin->_plugins.begin(); i != _plugin->_plugins.end(); ++i) {
2370 (*i)->set_parameter (_list->parameter().id(), user_val);
2373 boost::shared_ptr<Plugin> iasp = _plugin->_impulseAnalysisPlugin.lock();
2375 iasp->set_parameter (_list->parameter().id(), user_val);
2378 AutomationControl::set_value (user_val, group_override);
2382 PluginInsert::PluginControl::catch_up_with_external_value (double user_val)
2384 AutomationControl::set_value (user_val, Controllable::NoGroup);
2388 PluginInsert::PluginControl::get_state ()
2392 XMLNode& node (AutomationControl::get_state());
2393 ss << parameter().id();
2394 node.add_property (X_("parameter"), ss.str());
2396 boost::shared_ptr<LV2Plugin> lv2plugin = boost::dynamic_pointer_cast<LV2Plugin> (_plugin->_plugins[0]);
2398 node.add_property (X_("symbol"), lv2plugin->port_symbol (parameter().id()));
2405 /** @return `user' val */
2407 PluginInsert::PluginControl::get_value () const
2409 boost::shared_ptr<Plugin> plugin = _plugin->plugin (0);
2415 return plugin->get_parameter (_list->parameter().id());
2418 PluginInsert::PluginPropertyControl::PluginPropertyControl (PluginInsert* p,
2419 const Evoral::Parameter& param,
2420 const ParameterDescriptor& desc,
2421 boost::shared_ptr<AutomationList> list)
2422 : AutomationControl (p->session(), param, desc, list)
2426 alist()->set_yrange (desc.lower, desc.upper);
2427 alist()->reset_default (desc.normal);
2431 set_flags(Controllable::Toggle);
2436 PluginInsert::PluginPropertyControl::set_value (double user_val, PBD::Controllable::GroupControlDisposition /* group_override*/)
2439 set_value_unchecked (user_val);
2444 PluginInsert::PluginPropertyControl::set_value_unchecked (double user_val)
2446 /* Old numeric set_value(), coerce to appropriate datatype if possible.
2447 This is lossy, but better than nothing until Ardour's automation system
2448 can handle various datatypes all the way down. */
2449 const Variant value(_desc.datatype, user_val);
2450 if (value.type() == Variant::NOTHING) {
2451 error << "set_value(double) called for non-numeric property" << endmsg;
2455 for (Plugins::iterator i = _plugin->_plugins.begin(); i != _plugin->_plugins.end(); ++i) {
2456 (*i)->set_property(_list->parameter().id(), value);
2460 AutomationControl::set_value (user_val, Controllable::NoGroup);
2464 PluginInsert::PluginPropertyControl::get_state ()
2468 XMLNode& node (AutomationControl::get_state());
2469 ss << parameter().id();
2470 node.add_property (X_("property"), ss.str());
2471 node.remove_property (X_("value"));
2477 PluginInsert::PluginPropertyControl::get_value () const
2479 return _value.to_double();
2482 boost::shared_ptr<Plugin>
2483 PluginInsert::get_impulse_analysis_plugin()
2485 boost::shared_ptr<Plugin> ret;
2486 if (_impulseAnalysisPlugin.expired()) {
2487 ret = plugin_factory(_plugins[0]);
2488 ret->configure_io (internal_input_streams (), internal_output_streams ());
2489 _impulseAnalysisPlugin = ret;
2491 ret = _impulseAnalysisPlugin.lock();
2498 PluginInsert::collect_signal_for_analysis (framecnt_t nframes)
2500 // called from outside the audio thread, so this should be safe
2501 // only do audio as analysis is (currently) only for audio plugins
2502 _signal_analysis_inputs.ensure_buffers( DataType::AUDIO, internal_input_streams().n_audio(), nframes);
2503 _signal_analysis_outputs.ensure_buffers( DataType::AUDIO, internal_output_streams().n_audio(), nframes);
2505 _signal_analysis_collected_nframes = 0;
2506 _signal_analysis_collect_nframes_max = nframes;
2509 /** Add a plugin to our list */
2511 PluginInsert::add_plugin (boost::shared_ptr<Plugin> plugin)
2513 plugin->set_insert_id (this->id());
2515 if (_plugins.empty()) {
2516 /* first (and probably only) plugin instance - connect to relevant signals */
2518 plugin->ParameterChangedExternally.connect_same_thread (*this, boost::bind (&PluginInsert::parameter_changed_externally, this, _1, _2));
2519 plugin->StartTouch.connect_same_thread (*this, boost::bind (&PluginInsert::start_touch, this, _1));
2520 plugin->EndTouch.connect_same_thread (*this, boost::bind (&PluginInsert::end_touch, this, _1));
2521 plugin->LatencyChanged.connect_same_thread (*this, boost::bind (&PluginInsert::latency_changed, this, _1, _2));
2522 // cache sidechain port count
2523 _cached_sidechain_pins.reset ();
2524 const ChanCount& nis (plugin->get_info()->n_inputs);
2525 for (DataType::iterator t = DataType::begin(); t != DataType::end(); ++t) {
2526 for (uint32_t in = 0; in < nis.get (*t); ++in) {
2527 const Plugin::IOPortDescription& iod (plugin->describe_io_port (*t, true, in));
2528 if (iod.is_sidechain) {
2529 _cached_sidechain_pins.set (*t, 1 + _cached_sidechain_pins.n(*t));
2534 #if (defined WINDOWS_VST_SUPPORT || defined LXVST_SUPPORT)
2535 boost::shared_ptr<VSTPlugin> vst = boost::dynamic_pointer_cast<VSTPlugin> (plugin);
2537 vst->set_insert (this, _plugins.size ());
2540 _plugins.push_back (plugin);
2544 PluginInsert::realtime_handle_transport_stopped ()
2546 for (Plugins::iterator i = _plugins.begin(); i != _plugins.end(); ++i) {
2547 (*i)->realtime_handle_transport_stopped ();
2552 PluginInsert::realtime_locate ()
2554 for (Plugins::iterator i = _plugins.begin(); i != _plugins.end(); ++i) {
2555 (*i)->realtime_locate ();
2560 PluginInsert::monitoring_changed ()
2562 for (Plugins::iterator i = _plugins.begin(); i != _plugins.end(); ++i) {
2563 (*i)->monitoring_changed ();
2568 PluginInsert::latency_changed (framecnt_t, framecnt_t)
2570 // this is called in RT context, LatencyChanged is emitted after run()
2571 _latency_changed = true;
2575 PluginInsert::start_touch (uint32_t param_id)
2577 boost::shared_ptr<AutomationControl> ac = automation_control (Evoral::Parameter (PluginAutomation, 0, param_id));
2579 ac->start_touch (session().audible_frame());
2584 PluginInsert::end_touch (uint32_t param_id)
2586 boost::shared_ptr<AutomationControl> ac = automation_control (Evoral::Parameter (PluginAutomation, 0, param_id));
2588 ac->stop_touch (true, session().audible_frame());
2592 std::ostream& operator<<(std::ostream& o, const ARDOUR::PluginInsert::Match& m)
2595 case PluginInsert::Impossible: o << "Impossible"; break;
2596 case PluginInsert::Delegate: o << "Delegate"; break;
2597 case PluginInsert::NoInputs: o << "NoInputs"; break;
2598 case PluginInsert::ExactMatch: o << "ExactMatch"; break;
2599 case PluginInsert::Replicate: o << "Replicate"; break;
2600 case PluginInsert::Split: o << "Split"; break;
2601 case PluginInsert::Hide: o << "Hide"; break;
2603 o << " cnt: " << m.plugins
2604 << (m.strict_io ? " strict-io" : "")
2605 << (m.custom_cfg ? " custom-cfg" : "");
2606 if (m.method == PluginInsert::Hide) {
2607 o << " hide: " << m.hide;