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_total () > 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::add_sidechain (uint32_t n_audio)
165 // caller must hold process lock
169 // TODO add route-name, plugin name and shorten.. (plugin name can be long and conatain odd chars)
170 std::string n = "Sidechain " + id().to_s(); /// XXX
171 SideChain *sc = new SideChain (_session, n);
172 _sidechain = boost::shared_ptr<SideChain> (sc);
173 _sidechain->activate ();
174 for (uint32_t n = 0; n < n_audio; ++n) {
175 _sidechain->input()->add_port ("", owner()); // add a port, don't connect.
177 PluginConfigChanged (); /* EMIT SIGNAL */
182 PluginInsert::del_sidechain ()
188 PluginConfigChanged (); /* EMIT SIGNAL */
193 PluginInsert::control_list_automation_state_changed (Evoral::Parameter which, AutoState s)
195 if (which.type() != PluginAutomation)
198 boost::shared_ptr<AutomationControl> c
199 = boost::dynamic_pointer_cast<AutomationControl>(control (which));
202 _plugins[0]->set_parameter (which.id(), c->list()->eval (_session.transport_frame()));
207 PluginInsert::output_streams() const
209 assert (_configured);
210 return _configured_out;
214 PluginInsert::input_streams() const
216 assert (_configured);
217 return _configured_in;
221 PluginInsert::internal_streams() const
223 assert (_configured);
224 return _configured_internal;
228 PluginInsert::internal_output_streams() const
230 assert (!_plugins.empty());
232 PluginInfoPtr info = _plugins.front()->get_info();
234 if (info->reconfigurable_io()) {
235 ChanCount out = _plugins.front()->output_streams ();
236 // DEBUG_TRACE (DEBUG::Processors, string_compose ("Plugin insert, reconfigur(able) output streams = %1\n", out));
239 ChanCount out = info->n_outputs;
240 // DEBUG_TRACE (DEBUG::Processors, string_compose ("Plugin insert, static output streams = %1 for %2 plugins\n", out, _plugins.size()));
241 out.set_audio (out.n_audio() * _plugins.size());
242 out.set_midi (out.n_midi() * _plugins.size());
248 PluginInsert::internal_input_streams() const
250 assert (!_plugins.empty());
254 PluginInfoPtr info = _plugins.front()->get_info();
256 if (info->reconfigurable_io()) {
257 assert (_plugins.size() == 1);
258 in = _plugins.front()->input_streams();
263 DEBUG_TRACE (DEBUG::Processors, string_compose ("Plugin insert, input streams = %1, match using %2\n", in, _match.method));
265 if (_match.method == Split) {
267 /* we are splitting 1 processor input to multiple plugin inputs,
268 so we have a maximum of 1 stream of each type.
270 for (DataType::iterator t = DataType::begin(); t != DataType::end(); ++t) {
271 if (in.get (*t) > 1) {
277 } else if (_match.method == Hide) {
279 for (DataType::iterator t = DataType::begin(); t != DataType::end(); ++t) {
280 in.set (*t, in.get (*t) - _match.hide.get (*t));
286 for (DataType::iterator t = DataType::begin(); t != DataType::end(); ++t) {
287 in.set (*t, in.get (*t) * _plugins.size ());
295 PluginInsert::natural_output_streams() const
297 return _plugins[0]->get_info()->n_outputs;
301 PluginInsert::natural_input_streams() const
303 return _plugins[0]->get_info()->n_inputs;
307 PluginInsert::sidechain_input_pins() const
309 return _cached_sidechain_pins;
313 PluginInsert::has_no_inputs() const
315 return _plugins[0]->get_info()->n_inputs == ChanCount::ZERO;
319 PluginInsert::has_no_audio_inputs() const
321 return _plugins[0]->get_info()->n_inputs.n_audio() == 0;
325 PluginInsert::is_midi_instrument() const
327 /* XXX more finesse is possible here. VST plugins have a
328 a specific "instrument" flag, for example.
330 PluginInfoPtr pi = _plugins[0]->get_info();
332 return pi->n_inputs.n_midi() != 0 &&
333 pi->n_outputs.n_audio() > 0;
337 PluginInsert::create_automatable_parameters ()
339 assert (!_plugins.empty());
341 set<Evoral::Parameter> a = _plugins.front()->automatable ();
343 for (set<Evoral::Parameter>::iterator i = a.begin(); i != a.end(); ++i) {
344 if (i->type() == PluginAutomation) {
346 Evoral::Parameter param(*i);
348 ParameterDescriptor desc;
349 _plugins.front()->get_parameter_descriptor(i->id(), desc);
351 can_automate (param);
352 boost::shared_ptr<AutomationList> list(new AutomationList(param, desc));
353 boost::shared_ptr<AutomationControl> c (new PluginControl(this, param, desc, list));
355 _plugins.front()->set_automation_control (i->id(), c);
356 } else if (i->type() == PluginPropertyAutomation) {
357 Evoral::Parameter param(*i);
358 const ParameterDescriptor& desc = _plugins.front()->get_property_descriptor(param.id());
359 if (desc.datatype != Variant::NOTHING) {
360 boost::shared_ptr<AutomationList> list;
361 if (Variant::type_is_numeric(desc.datatype)) {
362 list = boost::shared_ptr<AutomationList>(new AutomationList(param, desc));
364 add_control (boost::shared_ptr<AutomationControl> (new PluginPropertyControl(this, param, desc, list)));
369 /** Called when something outside of this host has modified a plugin
370 * parameter. Responsible for propagating the change to two places:
372 * 1) anything listening to the Control itself
373 * 2) any replicated plugins that make up this PluginInsert.
375 * The PluginInsert is connected to the ParameterChangedExternally signal for
376 * the first (primary) plugin, and here broadcasts that change to any others.
378 * XXX We should probably drop this whole replication idea (Paul, October 2015)
379 * since it isn't used by sensible plugin APIs (AU, LV2).
382 PluginInsert::parameter_changed_externally (uint32_t which, float val)
384 boost::shared_ptr<AutomationControl> ac = automation_control (Evoral::Parameter (PluginAutomation, 0, which));
386 /* First propagation: alter the underlying value of the control,
387 * without telling the plugin(s) that own/use it to set it.
394 boost::shared_ptr<PluginControl> pc = boost::dynamic_pointer_cast<PluginControl> (ac);
397 pc->catch_up_with_external_value (val);
400 /* Second propagation: tell all plugins except the first to
401 update the value of this parameter. For sane plugin APIs,
402 there are no other plugins, so this is a no-op in those
406 Plugins::iterator i = _plugins.begin();
408 /* don't set the first plugin, just all the slaves */
410 if (i != _plugins.end()) {
412 for (; i != _plugins.end(); ++i) {
413 (*i)->set_parameter (which, val);
419 PluginInsert::set_block_size (pframes_t nframes)
422 for (Plugins::iterator i = _plugins.begin(); i != _plugins.end(); ++i) {
423 if ((*i)->set_block_size (nframes) != 0) {
431 PluginInsert::activate ()
433 for (Plugins::iterator i = _plugins.begin(); i != _plugins.end(); ++i) {
437 Processor::activate ();
441 PluginInsert::deactivate ()
443 Processor::deactivate ();
445 for (Plugins::iterator i = _plugins.begin(); i != _plugins.end(); ++i) {
451 PluginInsert::flush ()
453 for (vector<boost::shared_ptr<Plugin> >::iterator i = _plugins.begin(); i != _plugins.end(); ++i) {
459 PluginInsert::connect_and_run (BufferSet& bufs, pframes_t nframes, framecnt_t offset, bool with_auto, framepos_t now)
461 PinMappings in_map (_in_map);
462 PinMappings out_map (_out_map);
465 // TODO optimize special case.
466 // Currently this never triggers because the in_map for "Split" triggeres no_inplace.
467 if (_match.method == Split && !_no_inplace) {
468 assert (in_map.size () == 1);
469 in_map[0] = ChanMapping (ChanCount::max (natural_input_streams (), _configured_in)); // no sidechain
470 ChanCount const in_streams = internal_input_streams ();
471 /* copy the first stream's audio buffer contents to the others */
473 uint32_t first_idx = in_map[0].get (DataType::AUDIO, 0, &valid);
475 for (uint32_t i = in_streams.n_audio(); i < natural_input_streams().n_audio(); ++i) {
476 uint32_t idx = in_map[0].get (DataType::AUDIO, i, &valid);
478 bufs.get_audio(idx).read_from(bufs.get_audio(first_idx), nframes, offset, offset);
485 bufs.set_count(ChanCount::max(bufs.count(), _configured_internal));
486 bufs.set_count(ChanCount::max(bufs.count(), _configured_out));
492 for (Controls::iterator li = controls().begin(); li != controls().end(); ++li, ++n) {
494 boost::shared_ptr<AutomationControl> c
495 = boost::dynamic_pointer_cast<AutomationControl>(li->second);
497 if (c->list() && c->automation_playback()) {
500 const float val = c->list()->rt_safe_eval (now, valid);
503 /* This is the ONLY place where we are
505 * AutomationControl::set_value_unchecked(). We
506 * know that the control is in
507 * automation playback mode, so no
508 * check on writable() is required
509 * (which must be done in AutomationControl::set_value()
512 c->set_value_unchecked(val);
519 /* Calculate if, and how many frames we need to collect for analysis */
520 framecnt_t collect_signal_nframes = (_signal_analysis_collect_nframes_max -
521 _signal_analysis_collected_nframes);
522 if (nframes < collect_signal_nframes) { // we might not get all frames now
523 collect_signal_nframes = nframes;
526 if (collect_signal_nframes > 0) {
528 //std::cerr << "collect input, bufs " << bufs.count().n_audio() << " count, " << bufs.available().n_audio() << " available" << std::endl;
529 //std::cerr << " streams " << internal_input_streams().n_audio() << std::endl;
530 //std::cerr << "filling buffer with " << collect_signal_nframes << " frames at " << _signal_analysis_collected_nframes << std::endl;
532 _signal_analysis_inputs.set_count(internal_input_streams());
534 for (uint32_t i = 0; i < internal_input_streams().n_audio(); ++i) {
535 _signal_analysis_inputs.get_audio(i).read_from(
537 collect_signal_nframes,
538 _signal_analysis_collected_nframes); // offset is for target buffer
543 if (_plugins.front()->is_channelstrip() ) {
544 if (_configured_in.n_audio() > 0) {
545 ChanMapping mb_in_map (ChanCount::min (_configured_in, ChanCount (DataType::AUDIO, 2)));
546 ChanMapping mb_out_map (ChanCount::min (_configured_out, ChanCount (DataType::AUDIO, 2)));
548 _plugins.front()->connect_and_run (bufs, mb_in_map, mb_out_map, nframes, offset);
550 for (uint32_t out = _configured_in.n_audio (); out < bufs.count().get (DataType::AUDIO); ++out) {
551 bufs.get (DataType::AUDIO, out).silence (nframes, offset);
557 BufferSet& inplace_bufs = _session.get_noinplace_buffers();
558 ARDOUR::ChanMapping used_outputs;
561 // TODO optimize this flow. prepare during configure_io()
562 for (Plugins::iterator i = _plugins.begin(); i != _plugins.end(); ++i, ++pc) {
564 ARDOUR::ChanMapping i_in_map (natural_input_streams());
565 ARDOUR::ChanMapping i_out_map;
566 ARDOUR::ChanCount mapped;
567 ARDOUR::ChanCount backmap;
569 // map inputs sequentially
570 for (DataType::iterator t = DataType::begin(); t != DataType::end(); ++t) {
571 for (uint32_t in = 0; in < natural_input_streams().get (*t); ++in) {
573 uint32_t in_idx = in_map[pc].get (*t, in, &valid);
574 uint32_t m = mapped.get (*t);
576 inplace_bufs.get (*t, m).read_from (bufs.get (*t, in_idx), nframes, offset, offset);
578 inplace_bufs.get (*t, m).silence (nframes, offset);
580 mapped.set (*t, m + 1);
584 // TODO use map_offset_to() instead ??
588 for (DataType::iterator t = DataType::begin(); t != DataType::end(); ++t) {
589 for (uint32_t out = 0; out < natural_output_streams().get (*t); ++out) {
590 uint32_t m = mapped.get (*t);
591 inplace_bufs.get (*t, m).silence (nframes, offset);
592 i_out_map.set (*t, out, m);
593 mapped.set (*t, m + 1);
597 if ((*i)->connect_and_run(inplace_bufs, i_in_map, i_out_map, nframes, offset)) {
602 for (DataType::iterator t = DataType::begin(); t != DataType::end(); ++t) {
603 for (uint32_t out = 0; out < natural_output_streams().get (*t); ++out) {
604 uint32_t m = backmap.get (*t);
606 uint32_t out_idx = out_map[pc].get (*t, out, &valid);
608 bufs.get (*t, out_idx).read_from (inplace_bufs.get (*t, m), nframes, offset, offset);
609 used_outputs.set (*t, out_idx, 1); // mark as used
611 backmap.set (*t, m + 1);
615 /* all instances have completed, now clear outputs that have not been written to.
616 * (except midi bypass)
618 if (has_midi_bypass ()) {
619 used_outputs.set (DataType::MIDI, 0, 1); // Midi bypass.
621 for (DataType::iterator t = DataType::begin(); t != DataType::end(); ++t) {
622 for (uint32_t out = 0; out < bufs.count().get (*t); ++out) {
624 used_outputs.get (*t, out, &valid);
625 if (valid) { continue; }
626 bufs.get (*t, out).silence (nframes, offset);
632 for (Plugins::iterator i = _plugins.begin(); i != _plugins.end(); ++i, ++pc) {
633 if ((*i)->connect_and_run(bufs, in_map[pc], out_map[pc], nframes, offset)) {
638 // TODO optimize: store "unconnected" in a fixed set.
639 // it only changes on reconfiguration.
640 for (DataType::iterator t = DataType::begin(); t != DataType::end(); ++t) {
641 for (uint32_t out = 0; out < bufs.count().get (*t); ++out) {
643 if (*t == DataType::MIDI && out == 0 && has_midi_bypass ()) {
644 mapped = true; // in-place Midi bypass
646 for (uint32_t pc = 0; pc < get_count() && !mapped; ++pc) {
647 for (uint32_t o = 0; o < natural_output_streams().get (*t); ++o) {
649 uint32_t idx = out_map[pc].get (*t, o, &valid);
650 if (valid && idx == out) {
657 bufs.get (*t, out).silence (nframes, offset);
663 if (collect_signal_nframes > 0) {
665 //std::cerr << " output, bufs " << bufs.count().n_audio() << " count, " << bufs.available().n_audio() << " available" << std::endl;
666 //std::cerr << " streams " << internal_output_streams().n_audio() << std::endl;
668 _signal_analysis_outputs.set_count(internal_output_streams());
670 for (uint32_t i = 0; i < internal_output_streams().n_audio(); ++i) {
671 _signal_analysis_outputs.get_audio(i).read_from(
673 collect_signal_nframes,
674 _signal_analysis_collected_nframes); // offset is for target buffer
677 _signal_analysis_collected_nframes += collect_signal_nframes;
678 assert(_signal_analysis_collected_nframes <= _signal_analysis_collect_nframes_max);
680 if (_signal_analysis_collected_nframes == _signal_analysis_collect_nframes_max) {
681 _signal_analysis_collect_nframes_max = 0;
682 _signal_analysis_collected_nframes = 0;
684 AnalysisDataGathered(&_signal_analysis_inputs,
685 &_signal_analysis_outputs);
691 PluginInsert::silence (framecnt_t nframes)
697 ChanMapping in_map (natural_input_streams ());
698 ChanMapping out_map (natural_output_streams ());
700 // TODO run sidechain (delaylines)
701 for (Plugins::iterator i = _plugins.begin(); i != _plugins.end(); ++i) {
702 (*i)->connect_and_run (_session.get_scratch_buffers ((*i)->get_info()->n_inputs, true), in_map, out_map, nframes, 0);
707 PluginInsert::run (BufferSet& bufs, framepos_t start_frame, framepos_t end_frame, pframes_t nframes, bool)
709 if (_pending_active) {
710 /* run as normal if we are active or moving from inactive to active */
713 // collect sidechain input for complete cycle (!)
714 // TODO we need delaylines here for latency compensation
715 _sidechain->run (bufs, start_frame, end_frame, nframes, true);
718 if (_session.transport_rolling() || _session.bounce_processing()) {
719 automation_run (bufs, start_frame, nframes);
721 connect_and_run (bufs, nframes, 0, false);
725 // TODO use mapping in bypassed mode ?!
726 // -> do we bypass the processor or the plugin
728 // TODO include sidechain??
730 uint32_t in = input_streams ().n_audio ();
731 uint32_t out = output_streams().n_audio ();
733 if (has_no_audio_inputs() || in == 0) {
735 /* silence all (audio) outputs. Should really declick
736 * at the transitions of "active"
739 for (uint32_t n = 0; n < out; ++n) {
740 bufs.get_audio (n).silence (nframes);
743 } else if (out > in) {
745 /* not active, but something has make up for any channel count increase
746 * for now , simply replicate last buffer
748 for (uint32_t n = in; n < out; ++n) {
749 bufs.get_audio(n).read_from(bufs.get_audio(in - 1), nframes);
753 bufs.count().set_audio (out);
756 _active = _pending_active;
758 /* we have no idea whether the plugin generated silence or not, so mark
759 * all buffers appropriately.
764 PluginInsert::automation_run (BufferSet& bufs, framepos_t start, pframes_t nframes)
766 Evoral::ControlEvent next_event (0, 0.0f);
767 framepos_t now = start;
768 framepos_t end = now + nframes;
769 framecnt_t offset = 0;
771 Glib::Threads::Mutex::Lock lm (control_lock(), Glib::Threads::TRY_LOCK);
774 connect_and_run (bufs, nframes, offset, false);
778 if (!find_next_event (now, end, next_event) || _plugins.front()->requires_fixed_sized_buffers()) {
780 /* no events have a time within the relevant range */
782 connect_and_run (bufs, nframes, offset, true, now);
788 framecnt_t cnt = min (((framecnt_t) ceil (next_event.when) - now), (framecnt_t) nframes);
790 connect_and_run (bufs, cnt, offset, true, now);
796 if (!find_next_event (now, end, next_event)) {
801 /* cleanup anything that is left to do */
804 connect_and_run (bufs, nframes, offset, true, now);
809 PluginInsert::default_parameter_value (const Evoral::Parameter& param)
811 if (param.type() != PluginAutomation)
814 if (_plugins.empty()) {
815 fatal << _("programming error: ") << X_("PluginInsert::default_parameter_value() called with no plugin")
817 abort(); /*NOTREACHED*/
820 return _plugins[0]->default_value (param.id());
825 PluginInsert::can_reset_all_parameters ()
829 for (uint32_t par = 0; par < _plugins[0]->parameter_count(); ++par) {
831 const uint32_t cid = _plugins[0]->nth_parameter (par, ok);
833 if (!ok || !_plugins[0]->parameter_is_input(cid)) {
837 boost::shared_ptr<AutomationControl> ac = automation_control (Evoral::Parameter(PluginAutomation, 0, cid));
843 if (ac->automation_state() & Play) {
848 return all && (params > 0);
852 PluginInsert::reset_parameters_to_default ()
856 for (uint32_t par = 0; par < _plugins[0]->parameter_count(); ++par) {
858 const uint32_t cid = _plugins[0]->nth_parameter (par, ok);
860 if (!ok || !_plugins[0]->parameter_is_input(cid)) {
864 const float dflt = _plugins[0]->default_value (cid);
865 const float curr = _plugins[0]->get_parameter (cid);
871 boost::shared_ptr<AutomationControl> ac = automation_control (Evoral::Parameter(PluginAutomation, 0, cid));
876 if (ac->automation_state() & Play) {
881 ac->set_value (dflt, Controllable::NoGroup);
886 boost::shared_ptr<Plugin>
887 PluginInsert::plugin_factory (boost::shared_ptr<Plugin> other)
889 boost::shared_ptr<LadspaPlugin> lp;
890 boost::shared_ptr<LuaProc> lua;
892 boost::shared_ptr<LV2Plugin> lv2p;
894 #ifdef WINDOWS_VST_SUPPORT
895 boost::shared_ptr<WindowsVSTPlugin> vp;
898 boost::shared_ptr<LXVSTPlugin> lxvp;
900 #ifdef AUDIOUNIT_SUPPORT
901 boost::shared_ptr<AUPlugin> ap;
904 if ((lp = boost::dynamic_pointer_cast<LadspaPlugin> (other)) != 0) {
905 return boost::shared_ptr<Plugin> (new LadspaPlugin (*lp));
906 } else if ((lua = boost::dynamic_pointer_cast<LuaProc> (other)) != 0) {
907 return boost::shared_ptr<Plugin> (new LuaProc (*lua));
909 } else if ((lv2p = boost::dynamic_pointer_cast<LV2Plugin> (other)) != 0) {
910 return boost::shared_ptr<Plugin> (new LV2Plugin (*lv2p));
912 #ifdef WINDOWS_VST_SUPPORT
913 } else if ((vp = boost::dynamic_pointer_cast<WindowsVSTPlugin> (other)) != 0) {
914 return boost::shared_ptr<Plugin> (new WindowsVSTPlugin (*vp));
917 } else if ((lxvp = boost::dynamic_pointer_cast<LXVSTPlugin> (other)) != 0) {
918 return boost::shared_ptr<Plugin> (new LXVSTPlugin (*lxvp));
920 #ifdef AUDIOUNIT_SUPPORT
921 } else if ((ap = boost::dynamic_pointer_cast<AUPlugin> (other)) != 0) {
922 return boost::shared_ptr<Plugin> (new AUPlugin (*ap));
926 fatal << string_compose (_("programming error: %1"),
927 X_("unknown plugin type in PluginInsert::plugin_factory"))
929 abort(); /*NOTREACHED*/
930 return boost::shared_ptr<Plugin> ((Plugin*) 0);
934 PluginInsert::set_input_map (uint32_t num, ChanMapping m) {
935 if (num < _in_map.size()) {
936 bool changed = _in_map[num] != m;
940 PluginMapChanged (); /* EMIT SIGNAL */
946 PluginInsert::set_output_map (uint32_t num, ChanMapping m) {
947 if (num < _out_map.size()) {
948 bool changed = _out_map[num] != m;
952 PluginMapChanged (); /* EMIT SIGNAL */
958 PluginInsert::input_map () const
962 for (PinMappings::const_iterator i = _in_map.begin (); i != _in_map.end (); ++i, ++pc) {
963 ChanMapping m (i->second);
964 const ChanMapping::Mappings& mp ((*i).second.mappings());
965 for (ChanMapping::Mappings::const_iterator tm = mp.begin(); tm != mp.end(); ++tm) {
966 for (ChanMapping::TypeMapping::const_iterator i = tm->second.begin(); i != tm->second.end(); ++i) {
967 rv.set (tm->first, i->first + pc * natural_input_streams().get(tm->first), i->second);
975 PluginInsert::output_map () const
979 for (PinMappings::const_iterator i = _out_map.begin (); i != _out_map.end (); ++i, ++pc) {
980 ChanMapping m (i->second);
981 const ChanMapping::Mappings& mp ((*i).second.mappings());
982 for (ChanMapping::Mappings::const_iterator tm = mp.begin(); tm != mp.end(); ++tm) {
983 for (ChanMapping::TypeMapping::const_iterator i = tm->second.begin(); i != tm->second.end(); ++i) {
984 rv.set (tm->first, i->first + pc * natural_output_streams().get(tm->first), i->second);
988 if (has_midi_bypass ()) {
989 rv.set (DataType::MIDI, 0, 0);
996 PluginInsert::has_midi_bypass () const
998 if (_configured_in.n_midi () == 1 && _configured_out.n_midi () == 1 && natural_output_streams ().n_midi () == 0) {
1005 PluginInsert::sanitize_maps ()
1007 bool changed = false;
1008 /* strip dead wood */
1009 PinMappings new_ins;
1010 PinMappings new_outs;
1011 for (uint32_t pc = 0; pc < get_count(); ++pc) {
1013 ChanMapping new_out;
1014 for (DataType::iterator t = DataType::begin(); t != DataType::end(); ++t) {
1015 for (uint32_t i = 0; i < natural_input_streams().get (*t); ++i) {
1017 uint32_t idx = _in_map[pc].get (*t, i, &valid);
1018 if (valid && idx < _configured_internal.get (*t)) {
1019 new_in.set (*t, i, idx);
1022 for (uint32_t o = 0; o < natural_output_streams().get (*t); ++o) {
1024 uint32_t idx = _out_map[pc].get (*t, o, &valid);
1025 if (valid && idx < _configured_out.get (*t)) {
1026 new_out.set (*t, o, idx);
1030 if (_in_map[pc] != new_in || _out_map[pc] != new_out) {
1033 new_ins[pc] = new_in;
1034 new_outs[pc] = new_out;
1036 /* prevent dup output assignments */
1037 for (DataType::iterator t = DataType::begin(); t != DataType::end(); ++t) {
1038 for (uint32_t o = 0; o < _configured_out.get (*t); ++o) {
1039 bool mapped = false;
1040 for (uint32_t pc = 0; pc < get_count(); ++pc) {
1042 uint32_t idx = new_outs[pc].get_src (*t, o, &valid);
1043 if (valid && mapped) {
1044 new_outs[pc].unset (*t, idx);
1052 if (_in_map != new_ins || _out_map != new_outs) {
1056 _out_map = new_outs;
1062 PluginInsert::reset_map (bool emit)
1065 const PinMappings old_in (_in_map);
1066 const PinMappings old_out (_out_map);
1070 for (Plugins::iterator i = _plugins.begin(); i != _plugins.end(); ++i, ++pc) {
1071 ChanCount ns_inputs = natural_input_streams() - sidechain_input_pins ();
1072 if (_match.method == Split) {
1073 _in_map[pc] = ChanMapping ();
1074 /* connect no sidechain sinks in round-robin fashion */
1075 for (DataType::iterator t = DataType::begin(); t != DataType::end(); ++t) {
1076 const uint32_t cend = _configured_in.get (*t);
1077 if (cend == 0) { continue; }
1079 for (uint32_t in = 0; in < ns_inputs.get (*t); ++in) {
1080 _in_map[pc].set (*t, in, c);
1085 _in_map[pc] = ChanMapping (ChanCount::min (ns_inputs, _configured_in));
1087 _out_map[pc] = ChanMapping (ChanCount::min (natural_output_streams(), _configured_out));
1089 for (DataType::iterator t = DataType::begin(); t != DataType::end(); ++t) {
1090 const uint32_t nis = natural_input_streams ().get(*t);
1091 const uint32_t stride = nis - sidechain_input_pins().get (*t);
1092 _in_map[pc].offset_to(*t, stride * pc);
1093 _out_map[pc].offset_to(*t, pc * natural_output_streams().get(*t));
1095 // connect side-chains
1096 const uint32_t sc_start = _configured_in.get (*t);
1097 const uint32_t sc_len = _configured_internal.get (*t) - sc_start;
1098 if (sc_len == 0) { continue; }
1100 for (uint32_t in = ns_inputs.get (*t); in < nis; ++in) {
1101 _in_map[pc].set (*t, in, sc_start + c);
1102 c = (c + 1) % sc_len;
1107 if (old_in == _in_map && old_out == _out_map) {
1111 PluginMapChanged (); /* EMIT SIGNAL */
1117 PluginInsert::configure_io (ChanCount in, ChanCount out)
1119 Match old_match = _match;
1121 ChanCount old_internal;
1125 old_in = _configured_in;
1126 old_internal = _configured_internal;
1127 old_out = _configured_out;
1130 _configured_in = in;
1131 _configured_internal = in;
1132 _configured_out = out;
1135 /* TODO hide midi-bypass, and custom outs. Best /fake/ "out" here.
1136 * (currently _sidechain->configure_io always succeeds
1137 * since Processor::configure_io() succeeds)
1139 if (!_sidechain->configure_io (in, out)) {
1140 DEBUG_TRACE (DEBUG::ChanMapping, "Sidechain configuration failed\n");
1143 _configured_internal += _sidechain->input()->n_ports();
1146 /* get plugin configuration */
1147 _match = private_can_support_io_configuration (in, out);
1149 if (DEBUG_ENABLED(DEBUG::ChanMapping)) {
1151 DEBUG_STR_APPEND(a, string_compose ("Match '%1': ", name()));
1152 DEBUG_STR_APPEND(a, _match);
1153 DEBUG_TRACE (DEBUG::ChanMapping, DEBUG_STR(a).str());
1157 /* set the matching method and number of plugins that we will use to meet this configuration */
1158 if (set_count (_match.plugins) == false) {
1159 PluginIoReConfigure (); /* EMIT SIGNAL */
1160 _configured = false;
1164 /* configure plugins */
1165 switch (_match.method) {
1168 if (_plugins.front()->configure_io (natural_input_streams(), out) == false) {
1169 PluginIoReConfigure (); /* EMIT SIGNAL */
1170 _configured = false;
1178 bool const r = _plugins.front()->can_support_io_configuration (in, dout, &useins);
1180 assert (_match.strict_io || dout.n_audio() == out.n_audio()); // sans midi bypass
1181 if (useins.n_audio() == 0) {
1184 if (_plugins.front()->configure_io (useins, dout) == false) {
1185 PluginIoReConfigure (); /* EMIT SIGNAL */
1186 _configured = false;
1192 if (_plugins.front()->configure_io (in, out) == false) {
1193 PluginIoReConfigure (); /* EMIT SIGNAL */
1194 _configured = false;
1200 bool mapping_changed = false;
1201 if (old_in == in && old_out == out
1203 && old_match.method == _match.method
1204 && _in_map.size() == _out_map.size()
1205 && _in_map.size() == get_count ()
1207 /* If the configuration has not changed, keep the mapping */
1208 if (old_internal != _configured_internal) {
1209 mapping_changed = sanitize_maps ();
1211 } else if (_match.custom_cfg && _configured) {
1212 mapping_changed = sanitize_maps ();
1214 if (_maps_from_state) {
1215 _maps_from_state = false;
1216 mapping_changed = true;
1219 /* generate a new mapping */
1220 mapping_changed = reset_map (false);
1224 if (mapping_changed) {
1225 PluginMapChanged (); /* EMIT SIGNAL */
1228 if (DEBUG_ENABLED(DEBUG::ChanMapping)) {
1231 DEBUG_STR_APPEND(a, "\n--------<<--------\n");
1232 for (Plugins::iterator i = _plugins.begin(); i != _plugins.end(); ++i, ++pc) {
1234 DEBUG_STR_APPEND(a, "----><----\n");
1236 DEBUG_STR_APPEND(a, string_compose ("Channel Map for %1 plugin %2\n", name(), pc));
1237 DEBUG_STR_APPEND(a, " * Inputs:\n");
1238 DEBUG_STR_APPEND(a, _in_map[pc]);
1239 DEBUG_STR_APPEND(a, " * Outputs:\n");
1240 DEBUG_STR_APPEND(a, _out_map[pc]);
1242 DEBUG_STR_APPEND(a, "-------->>--------\n");
1243 DEBUG_TRACE (DEBUG::ChanMapping, DEBUG_STR(a).str());
1248 // auto-detect if inplace processing is possible
1249 bool inplace_ok = true;
1250 for (uint32_t pc = 0; pc < get_count() && inplace_ok ; ++pc) {
1251 if (!_in_map[pc].is_monotonic ()) {
1254 if (!_out_map[pc].is_monotonic ()) {
1258 _no_inplace = !inplace_ok || _plugins.front()->inplace_broken ();
1260 if (old_in != in || old_out != out || old_internal != _configured_internal
1261 || (old_match.method != _match.method && (old_match.method == Split || _match.method == Split))
1263 PluginIoReConfigure (); /* EMIT SIGNAL */
1266 // we don't know the analysis window size, so we must work with the
1267 // current buffer size here. each request for data fills in these
1268 // buffers and the analyser makes sure it gets enough data for the
1270 session().ensure_buffer_set (_signal_analysis_inputs, in);
1271 //_signal_analysis_inputs.set_count (in);
1273 session().ensure_buffer_set (_signal_analysis_outputs, out);
1274 //_signal_analysis_outputs.set_count (out);
1276 // std::cerr << "set counts to i" << in.n_audio() << "/o" << out.n_audio() << std::endl;
1279 return Processor::configure_io (in, out);
1282 /** Decide whether this PluginInsert can support a given IO configuration.
1283 * To do this, we run through a set of possible solutions in rough order of
1286 * @param in Required input channel count.
1287 * @param out Filled in with the output channel count if we return true.
1288 * @return true if the given IO configuration can be supported.
1291 PluginInsert::can_support_io_configuration (const ChanCount& in, ChanCount& out)
1294 _sidechain->can_support_io_configuration (in, out); // never fails, sets "out"
1296 return private_can_support_io_configuration (in, out).method != Impossible;
1299 /** A private version of can_support_io_configuration which returns the method
1300 * by which the configuration can be matched, rather than just whether or not
1304 PluginInsert::private_can_support_io_configuration (ChanCount const & inx, ChanCount& out) const
1306 if (_plugins.empty()) {
1310 /* if a user specified a custom cfg, so be it. */
1313 return Match (ExactMatch, get_count(), _strict_io, true); // XXX
1316 /* try automatic configuration */
1317 Match m = PluginInsert::automatic_can_support_io_configuration (inx, out);
1319 PluginInfoPtr info = _plugins.front()->get_info();
1320 ChanCount inputs = info->n_inputs;
1321 ChanCount outputs = info->n_outputs;
1323 /* handle case strict-i/o */
1324 if (_strict_io && m.method != Impossible) {
1327 /* special case MIDI instruments */
1328 if (is_midi_instrument()) {
1329 // output = midi-bypass + at most master-out channels.
1330 ChanCount max_out (DataType::AUDIO, 2); // TODO use master-out
1331 max_out.set (DataType::MIDI, out.get(DataType::MIDI));
1332 out = ChanCount::min (out, max_out);
1333 DEBUG_TRACE (DEBUG::ChanMapping, string_compose ("special case strict-i/o instrument: %1\n", name()));
1339 if (inx.n_audio () != out.n_audio ()) { // ignore midi bypass
1340 /* replicate processor to match output count (generators and such)
1341 * at least enough to feed every output port. */
1342 uint32_t f = 1; // at least one. e.g. control data filters, no in, no out.
1343 for (DataType::iterator t = DataType::begin(); t != DataType::end(); ++t) {
1344 uint32_t nout = outputs.get (*t);
1345 if (nout == 0 || inx.get(*t) == 0) { continue; }
1346 f = max (f, (uint32_t) ceil (inx.get(*t) / (float)nout));
1349 DEBUG_TRACE (DEBUG::ChanMapping, string_compose ("special case strict-i/o generator: %1\n", name()));
1350 return Match (Replicate, f, _strict_io);
1363 if (m.method != Impossible) {
1367 ChanCount ns_inputs = inputs - sidechain_input_pins ();
1369 DEBUG_TRACE (DEBUG::ChanMapping, string_compose ("resolving 'Impossible' match for %1\n", name()));
1371 if (info->reconfigurable_io()) {
1373 // TODO add sidechains here
1374 bool const r = _plugins.front()->can_support_io_configuration (inx, out, &useins);
1376 // houston, we have a problem.
1377 return Match (Impossible, 0);
1379 return Match (Delegate, 1);
1382 ChanCount midi_bypass;
1383 if (inx.get(DataType::MIDI) == 1 && outputs.get(DataType::MIDI) == 0) {
1384 midi_bypass.set (DataType::MIDI, 1);
1387 // add at least as many plugins so that output count matches input count (w/o sidechain pins)
1389 for (DataType::iterator t = DataType::begin(); t != DataType::end(); ++t) {
1390 uint32_t nin = ns_inputs.get (*t);
1391 uint32_t nout = outputs.get (*t);
1392 if (nin == 0 || inx.get(*t) == 0) { continue; }
1393 // prefer floor() so the count won't overly increase IFF (nin < nout)
1394 f = max (f, (uint32_t) floor (inx.get(*t) / (float)nout));
1396 if (f > 0 && outputs * f >= _configured_out) {
1397 out = outputs * f + midi_bypass;
1398 return Match (Replicate, f);
1401 // add at least as many plugins needed to connect all inputs (w/o sidechain pins)
1403 for (DataType::iterator t = DataType::begin(); t != DataType::end(); ++t) {
1404 uint32_t nin = ns_inputs.get (*t);
1405 if (nin == 0 || inx.get(*t) == 0) { continue; }
1406 f = max (f, (uint32_t) ceil (inx.get(*t) / (float)nin));
1409 out = outputs * f + midi_bypass;
1410 return Match (Replicate, f);
1413 // add at least as many plugins needed to connect all inputs
1415 for (DataType::iterator t = DataType::begin(); t != DataType::end(); ++t) {
1416 uint32_t nin = inputs.get (*t);
1417 if (nin == 0 || inx.get(*t) == 0) { continue; }
1418 f = max (f, (uint32_t) ceil (inx.get(*t) / (float)nin));
1420 out = outputs * f + midi_bypass;
1421 return Match (Replicate, f);
1424 /* this is the original Ardour 3/4 behavior, mainly for backwards compatibility */
1426 PluginInsert::automatic_can_support_io_configuration (ChanCount const & inx, ChanCount& out) const
1428 if (_plugins.empty()) {
1432 PluginInfoPtr info = _plugins.front()->get_info();
1433 ChanCount in; in += inx;
1434 ChanCount midi_bypass;
1436 if (info->reconfigurable_io()) {
1437 /* Plugin has flexible I/O, so delegate to it */
1438 bool const r = _plugins.front()->can_support_io_configuration (in, out);
1440 return Match (Impossible, 0);
1442 return Match (Delegate, 1);
1445 ChanCount inputs = info->n_inputs;
1446 ChanCount outputs = info->n_outputs;
1447 ChanCount ns_inputs = inputs - sidechain_input_pins ();
1449 if (in.get(DataType::MIDI) == 1 && outputs.get(DataType::MIDI) == 0) {
1450 DEBUG_TRACE (DEBUG::ChanMapping, string_compose ("bypassing midi-data around %1\n", name()));
1451 midi_bypass.set (DataType::MIDI, 1);
1453 if (in.get(DataType::MIDI) == 1 && inputs.get(DataType::MIDI) == 0) {
1454 DEBUG_TRACE (DEBUG::ChanMapping, string_compose ("hiding midi-port from plugin %1\n", name()));
1455 in.set(DataType::MIDI, 0);
1458 // add internally provided sidechain ports
1459 ChanCount insc = in + sidechain_input_ports ();
1461 bool no_inputs = true;
1462 for (DataType::iterator t = DataType::begin(); t != DataType::end(); ++t) {
1463 if (inputs.get (*t) != 0) {
1470 /* no inputs so we can take any input configuration since we throw it away */
1471 out = outputs + midi_bypass;
1472 return Match (NoInputs, 1);
1475 /* Plugin inputs match requested inputs + side-chain-ports exactly */
1476 if (inputs == insc) {
1477 out = outputs + midi_bypass;
1478 return Match (ExactMatch, 1);
1481 /* Plugin inputs matches without side-chain-pins */
1482 if (ns_inputs == in) {
1483 out = outputs + midi_bypass;
1484 return Match (ExactMatch, 1);
1487 /* We may be able to run more than one copy of the plugin within this insert
1488 to cope with the insert having more inputs than the plugin.
1489 We allow replication only for plugins with either zero or 1 inputs and outputs
1490 for every valid data type.
1494 bool can_replicate = true;
1495 for (DataType::iterator t = DataType::begin(); t != DataType::end(); ++t) {
1497 // ignore side-chains
1498 uint32_t nin = ns_inputs.get (*t);
1500 // No inputs of this type
1501 if (nin == 0 && in.get(*t) == 0) {
1505 if (nin != 1 || outputs.get (*t) != 1) {
1506 can_replicate = false;
1510 // Potential factor not set yet
1512 f = in.get(*t) / nin;
1515 // Factor for this type does not match another type, can not replicate
1516 if (f != (in.get(*t) / nin)) {
1517 can_replicate = false;
1522 if (can_replicate && f > 0) {
1523 for (DataType::iterator t = DataType::begin(); t != DataType::end(); ++t) {
1524 out.set (*t, outputs.get(*t) * f);
1527 return Match (Replicate, f);
1530 /* If the processor has exactly one input of a given type, and
1531 the plugin has more, we can feed the single processor input
1532 to some or all of the plugin inputs. This is rather
1533 special-case-y, but the 1-to-many case is by far the
1534 simplest. How do I split thy 2 processor inputs to 3
1535 plugin inputs? Let me count the ways ...
1538 bool can_split = true;
1539 for (DataType::iterator t = DataType::begin(); t != DataType::end(); ++t) {
1541 bool const can_split_type = (in.get (*t) == 1 && ns_inputs.get (*t) > 1);
1542 bool const nothing_to_do_for_type = (in.get (*t) == 0 && inputs.get (*t) == 0);
1544 if (!can_split_type && !nothing_to_do_for_type) {
1550 out = outputs + midi_bypass;
1551 return Match (Split, 1);
1554 /* If the plugin has more inputs than we want, we can `hide' some of them
1555 by feeding them silence.
1558 bool could_hide = false;
1559 bool cannot_hide = false;
1560 ChanCount hide_channels;
1562 for (DataType::iterator t = DataType::begin(); t != DataType::end(); ++t) {
1563 if (inputs.get(*t) > in.get(*t)) {
1564 /* there is potential to hide, since the plugin has more inputs of type t than the insert */
1565 hide_channels.set (*t, inputs.get(*t) - in.get(*t));
1567 } else if (inputs.get(*t) < in.get(*t)) {
1568 /* we definitely cannot hide, since the plugin has fewer inputs of type t than the insert */
1573 if (could_hide && !cannot_hide) {
1574 out = outputs + midi_bypass;
1575 return Match (Hide, 1, false, false, hide_channels);
1578 return Match (Impossible, 0);
1583 PluginInsert::get_state ()
1585 return state (true);
1589 PluginInsert::state (bool full)
1591 XMLNode& node = Processor::state (full);
1593 node.add_property("type", _plugins[0]->state_node_name());
1594 node.add_property("unique-id", _plugins[0]->unique_id());
1595 node.add_property("count", string_compose("%1", _plugins.size()));
1597 /* remember actual i/o configuration (for later placeholder
1598 * in case the plugin goes missing) */
1599 node.add_child_nocopy (* _configured_in.state (X_("ConfiguredInput")));
1600 node.add_child_nocopy (* _configured_out.state (X_("ConfiguredOutput")));
1602 /* save custom i/o config */
1603 node.add_property("custom", _custom_cfg ? "yes" : "no");
1604 for (uint32_t pc = 0; pc < get_count(); ++pc) {
1606 snprintf (tmp, sizeof(tmp), "InputMap-%d", pc);
1607 node.add_child_nocopy (* _in_map[pc].state (tmp));
1608 snprintf (tmp, sizeof(tmp), "OutputMap-%d", pc);
1609 node.add_child_nocopy (* _out_map[pc].state (tmp));
1613 node.add_child_nocopy (_sidechain->state (full));
1616 _plugins[0]->set_insert_id(this->id());
1617 node.add_child_nocopy (_plugins[0]->get_state());
1619 for (Controls::iterator c = controls().begin(); c != controls().end(); ++c) {
1620 boost::shared_ptr<AutomationControl> ac = boost::dynamic_pointer_cast<AutomationControl> ((*c).second);
1622 node.add_child_nocopy (ac->get_state());
1630 PluginInsert::set_control_ids (const XMLNode& node, int version)
1632 const XMLNodeList& nlist = node.children();
1633 XMLNodeConstIterator iter;
1634 set<Evoral::Parameter>::const_iterator p;
1636 for (iter = nlist.begin(); iter != nlist.end(); ++iter) {
1637 if ((*iter)->name() == Controllable::xml_node_name) {
1638 const XMLProperty* prop;
1640 uint32_t p = (uint32_t)-1;
1642 if ((prop = (*iter)->property (X_("symbol"))) != 0) {
1643 boost::shared_ptr<LV2Plugin> lv2plugin = boost::dynamic_pointer_cast<LV2Plugin> (_plugins[0]);
1645 p = lv2plugin->port_index(prop->value().c_str());
1649 if (p == (uint32_t)-1 && (prop = (*iter)->property (X_("parameter"))) != 0) {
1650 p = atoi (prop->value());
1653 if (p != (uint32_t)-1) {
1655 /* this may create the new controllable */
1657 boost::shared_ptr<Evoral::Control> c = control (Evoral::Parameter (PluginAutomation, 0, p));
1659 #ifndef NO_PLUGIN_STATE
1663 boost::shared_ptr<AutomationControl> ac = boost::dynamic_pointer_cast<AutomationControl> (c);
1665 ac->set_state (**iter, version);
1674 PluginInsert::set_state(const XMLNode& node, int version)
1676 XMLNodeList nlist = node.children();
1677 XMLNodeIterator niter;
1678 XMLPropertyList plist;
1679 const XMLProperty *prop;
1680 ARDOUR::PluginType type;
1682 if ((prop = node.property ("type")) == 0) {
1683 error << _("XML node describing plugin is missing the `type' field") << endmsg;
1687 if (prop->value() == X_("ladspa") || prop->value() == X_("Ladspa")) { /* handle old school sessions */
1688 type = ARDOUR::LADSPA;
1689 } else if (prop->value() == X_("lv2")) {
1691 } else if (prop->value() == X_("windows-vst")) {
1692 type = ARDOUR::Windows_VST;
1693 } else if (prop->value() == X_("lxvst")) {
1694 type = ARDOUR::LXVST;
1695 } else if (prop->value() == X_("audiounit")) {
1696 type = ARDOUR::AudioUnit;
1697 } else if (prop->value() == X_("luaproc")) {
1700 error << string_compose (_("unknown plugin type %1 in plugin insert state"),
1706 prop = node.property ("unique-id");
1709 #ifdef WINDOWS_VST_SUPPORT
1710 /* older sessions contain VST plugins with only an "id" field.
1713 if (type == ARDOUR::Windows_VST) {
1714 prop = node.property ("id");
1718 #ifdef LXVST_SUPPORT
1719 /*There shouldn't be any older sessions with linuxVST support.. but anyway..*/
1721 if (type == ARDOUR::LXVST) {
1722 prop = node.property ("id");
1728 error << _("Plugin has no unique ID field") << endmsg;
1733 boost::shared_ptr<Plugin> plugin = find_plugin (_session, prop->value(), type);
1735 /* treat linux and windows VST plugins equivalent if they have the same uniqueID
1736 * allow to move sessions windows <> linux */
1737 #ifdef LXVST_SUPPORT
1738 if (plugin == 0 && type == ARDOUR::Windows_VST) {
1739 type = ARDOUR::LXVST;
1740 plugin = find_plugin (_session, prop->value(), type);
1744 #ifdef WINDOWS_VST_SUPPORT
1745 if (plugin == 0 && type == ARDOUR::LXVST) {
1746 type = ARDOUR::Windows_VST;
1747 plugin = find_plugin (_session, prop->value(), type);
1752 error << string_compose(
1753 _("Found a reference to a plugin (\"%1\") that is unknown.\n"
1754 "Perhaps it was removed or moved since it was last used."),
1760 if (type == ARDOUR::Lua) {
1761 XMLNode *ls = node.child (plugin->state_node_name().c_str());
1762 // we need to load the script to set the name and parameters.
1763 boost::shared_ptr<LuaProc> lp = boost::dynamic_pointer_cast<LuaProc>(plugin);
1765 lp->set_script_from_state (*ls);
1769 // The name of the PluginInsert comes from the plugin, nothing else
1770 _name = plugin->get_info()->name;
1774 // Processor::set_state() will set this, but too late
1775 // for it to be available when setting up plugin
1776 // state. We can't call Processor::set_state() until
1777 // the plugins themselves are created and added.
1781 if (_plugins.empty()) {
1782 /* if we are adding the first plugin, we will need to set
1783 up automatable controls.
1785 add_plugin (plugin);
1786 create_automatable_parameters ();
1787 set_control_ids (node, version);
1790 if ((prop = node.property ("count")) != 0) {
1791 sscanf (prop->value().c_str(), "%u", &count);
1794 if (_plugins.size() != count) {
1795 for (uint32_t n = 1; n < count; ++n) {
1796 add_plugin (plugin_factory (plugin));
1800 Processor::set_state (node, version);
1802 PBD::ID new_id = this->id();
1803 PBD::ID old_id = this->id();
1805 if ((prop = node.property ("id")) != 0) {
1806 old_id = prop->value ();
1809 for (niter = nlist.begin(); niter != nlist.end(); ++niter) {
1811 /* find the node with the type-specific node name ("lv2", "ladspa", etc)
1812 and set all plugins to the same state.
1815 if ((*niter)->name() == plugin->state_node_name()) {
1817 for (Plugins::iterator i = _plugins.begin(); i != _plugins.end(); ++i) {
1818 /* Plugin state can include external files which are named after the ID.
1820 * If regenerate_xml_or_string_ids() is set, the ID will already have
1821 * been changed, so we need to use the old ID from the XML to load the
1822 * state and then update the ID.
1824 * When copying a plugin-state, route_ui takes care of of updating the ID,
1825 * but we need to call set_insert_id() to clear the cached plugin-state
1826 * and force a change.
1828 if (!regenerate_xml_or_string_ids ()) {
1829 (*i)->set_insert_id (new_id);
1831 (*i)->set_insert_id (old_id);
1834 (*i)->set_state (**niter, version);
1836 if (regenerate_xml_or_string_ids ()) {
1837 (*i)->set_insert_id (new_id);
1845 if (version < 3000) {
1847 /* Only 2.X sessions need a call to set_parameter_state() - in 3.X and above
1848 this is all handled by Automatable
1851 for (niter = nlist.begin(); niter != nlist.end(); ++niter) {
1852 if ((*niter)->name() == "Redirect") {
1853 /* XXX do we need to tackle placement? i think not (pd; oct 16 2009) */
1854 Processor::set_state (**niter, version);
1859 set_parameter_state_2X (node, version);
1862 if ((prop = node.property (X_("custom"))) != 0) {
1863 _custom_cfg = string_is_affirmative (prop->value());
1866 // TODO load/add sidechain
1868 uint32_t in_maps = 0;
1869 uint32_t out_maps = 0;
1870 XMLNodeList kids = node.children ();
1871 for (XMLNodeIterator i = kids.begin(); i != kids.end(); ++i) {
1872 if ((*i)->name() == X_("ConfiguredOutput")) {
1873 _custom_out = ChanCount(**i);
1875 if (strncmp ((*i)->name ().c_str(), X_("InputMap-"), 9) == 0) {
1876 long pc = atol (&((*i)->name().c_str()[9]));
1877 if (pc >=0 && pc <= get_count()) {
1878 _in_map[pc] = ChanMapping (**i);
1882 if (strncmp ((*i)->name ().c_str(), X_("OutputMap-"), 10) == 0) {
1883 long pc = atol (&((*i)->name().c_str()[10]));
1884 if (pc >=0 && pc <= get_count()) {
1885 _out_map[pc] = ChanMapping (**i);
1889 if ((*i)->name () == Processor::state_node_name) {
1893 _sidechain->set_state (**i, version);
1897 if (in_maps == out_maps && out_maps >0 && out_maps == get_count()) {
1898 _maps_from_state = true;
1901 for (Plugins::iterator i = _plugins.begin(); i != _plugins.end(); ++i) {
1905 (*i)->deactivate ();
1913 PluginInsert::update_id (PBD::ID id)
1916 for (Plugins::iterator i = _plugins.begin(); i != _plugins.end(); ++i) {
1917 (*i)->set_insert_id (id);
1922 PluginInsert::set_state_dir (const std::string& d)
1924 // state() only saves the state of the first plugin
1925 _plugins[0]->set_state_dir (d);
1929 PluginInsert::set_parameter_state_2X (const XMLNode& node, int version)
1931 XMLNodeList nlist = node.children();
1932 XMLNodeIterator niter;
1934 /* look for port automation node */
1936 for (niter = nlist.begin(); niter != nlist.end(); ++niter) {
1938 if ((*niter)->name() != port_automation_node_name) {
1944 XMLNodeConstIterator iter;
1949 cnodes = (*niter)->children ("port");
1951 for (iter = cnodes.begin(); iter != cnodes.end(); ++iter){
1955 if ((cprop = child->property("number")) != 0) {
1956 port = cprop->value().c_str();
1958 warning << _("PluginInsert: Auto: no ladspa port number") << endmsg;
1962 sscanf (port, "%" PRIu32, &port_id);
1964 if (port_id >= _plugins[0]->parameter_count()) {
1965 warning << _("PluginInsert: Auto: port id out of range") << endmsg;
1969 boost::shared_ptr<AutomationControl> c = boost::dynamic_pointer_cast<AutomationControl>(
1970 control(Evoral::Parameter(PluginAutomation, 0, port_id), true));
1972 if (c && c->alist()) {
1973 if (!child->children().empty()) {
1974 c->alist()->set_state (*child->children().front(), version);
1976 /* In some cases 2.X saves lists with min_yval and max_yval
1977 being FLT_MIN and FLT_MAX respectively. This causes problems
1978 in A3 because these min/max values are used to compute
1979 where GUI control points should be drawn. If we see such
1980 values, `correct' them to the min/max of the appropriate
1984 float min_y = c->alist()->get_min_y ();
1985 float max_y = c->alist()->get_max_y ();
1987 ParameterDescriptor desc;
1988 _plugins.front()->get_parameter_descriptor (port_id, desc);
1990 if (min_y == FLT_MIN) {
1994 if (max_y == FLT_MAX) {
1998 c->alist()->set_yrange (min_y, max_y);
2001 error << string_compose (_("PluginInsert: automatable control %1 not found - ignored"), port_id) << endmsg;
2013 PluginInsert::describe_parameter (Evoral::Parameter param)
2015 if (param.type() == PluginAutomation) {
2016 return _plugins[0]->describe_parameter (param);
2017 } else if (param.type() == PluginPropertyAutomation) {
2018 boost::shared_ptr<AutomationControl> c(automation_control(param));
2019 if (c && !c->desc().label.empty()) {
2020 return c->desc().label;
2023 return Automatable::describe_parameter(param);
2027 PluginInsert::signal_latency() const
2029 if (_user_latency) {
2030 return _user_latency;
2033 return _plugins[0]->signal_latency ();
2037 PluginInsert::type ()
2039 return plugin()->get_info()->type;
2042 PluginInsert::PluginControl::PluginControl (PluginInsert* p,
2043 const Evoral::Parameter& param,
2044 const ParameterDescriptor& desc,
2045 boost::shared_ptr<AutomationList> list)
2046 : AutomationControl (p->session(), param, desc, list, p->describe_parameter(param))
2050 alist()->reset_default (desc.normal);
2052 list->set_interpolation(Evoral::ControlList::Discrete);
2057 set_flags(Controllable::Toggle);
2061 /** @param val `user' value */
2063 PluginInsert::PluginControl::set_value (double user_val, PBD::Controllable::GroupControlDisposition group_override)
2066 _set_value (user_val, group_override);
2070 PluginInsert::PluginControl::set_value_unchecked (double user_val)
2072 /* used only by automation playback */
2073 _set_value (user_val, Controllable::NoGroup);
2077 PluginInsert::PluginControl::_set_value (double user_val, PBD::Controllable::GroupControlDisposition group_override)
2079 /* FIXME: probably should be taking out some lock here.. */
2081 for (Plugins::iterator i = _plugin->_plugins.begin(); i != _plugin->_plugins.end(); ++i) {
2082 (*i)->set_parameter (_list->parameter().id(), user_val);
2085 boost::shared_ptr<Plugin> iasp = _plugin->_impulseAnalysisPlugin.lock();
2087 iasp->set_parameter (_list->parameter().id(), user_val);
2090 AutomationControl::set_value (user_val, group_override);
2094 PluginInsert::PluginControl::catch_up_with_external_value (double user_val)
2096 AutomationControl::set_value (user_val, Controllable::NoGroup);
2100 PluginInsert::PluginControl::get_state ()
2104 XMLNode& node (AutomationControl::get_state());
2105 ss << parameter().id();
2106 node.add_property (X_("parameter"), ss.str());
2108 boost::shared_ptr<LV2Plugin> lv2plugin = boost::dynamic_pointer_cast<LV2Plugin> (_plugin->_plugins[0]);
2110 node.add_property (X_("symbol"), lv2plugin->port_symbol (parameter().id()));
2117 /** @return `user' val */
2119 PluginInsert::PluginControl::get_value () const
2121 boost::shared_ptr<Plugin> plugin = _plugin->plugin (0);
2127 return plugin->get_parameter (_list->parameter().id());
2130 PluginInsert::PluginPropertyControl::PluginPropertyControl (PluginInsert* p,
2131 const Evoral::Parameter& param,
2132 const ParameterDescriptor& desc,
2133 boost::shared_ptr<AutomationList> list)
2134 : AutomationControl (p->session(), param, desc, list)
2138 alist()->set_yrange (desc.lower, desc.upper);
2139 alist()->reset_default (desc.normal);
2143 set_flags(Controllable::Toggle);
2148 PluginInsert::PluginPropertyControl::set_value (double user_val, PBD::Controllable::GroupControlDisposition /* group_override*/)
2151 set_value_unchecked (user_val);
2156 PluginInsert::PluginPropertyControl::set_value_unchecked (double user_val)
2158 /* Old numeric set_value(), coerce to appropriate datatype if possible.
2159 This is lossy, but better than nothing until Ardour's automation system
2160 can handle various datatypes all the way down. */
2161 const Variant value(_desc.datatype, user_val);
2162 if (value.type() == Variant::NOTHING) {
2163 error << "set_value(double) called for non-numeric property" << endmsg;
2167 for (Plugins::iterator i = _plugin->_plugins.begin(); i != _plugin->_plugins.end(); ++i) {
2168 (*i)->set_property(_list->parameter().id(), value);
2172 AutomationControl::set_value (user_val, Controllable::NoGroup);
2176 PluginInsert::PluginPropertyControl::get_state ()
2180 XMLNode& node (AutomationControl::get_state());
2181 ss << parameter().id();
2182 node.add_property (X_("property"), ss.str());
2183 node.remove_property (X_("value"));
2189 PluginInsert::PluginPropertyControl::get_value () const
2191 return _value.to_double();
2194 boost::shared_ptr<Plugin>
2195 PluginInsert::get_impulse_analysis_plugin()
2197 boost::shared_ptr<Plugin> ret;
2198 if (_impulseAnalysisPlugin.expired()) {
2199 ret = plugin_factory(_plugins[0]);
2200 ret->configure_io (internal_input_streams (), internal_output_streams ());
2201 _impulseAnalysisPlugin = ret;
2203 ret = _impulseAnalysisPlugin.lock();
2210 PluginInsert::collect_signal_for_analysis (framecnt_t nframes)
2212 // called from outside the audio thread, so this should be safe
2213 // only do audio as analysis is (currently) only for audio plugins
2214 _signal_analysis_inputs.ensure_buffers( DataType::AUDIO, internal_input_streams().n_audio(), nframes);
2215 _signal_analysis_outputs.ensure_buffers( DataType::AUDIO, internal_output_streams().n_audio(), nframes);
2217 _signal_analysis_collected_nframes = 0;
2218 _signal_analysis_collect_nframes_max = nframes;
2221 /** Add a plugin to our list */
2223 PluginInsert::add_plugin (boost::shared_ptr<Plugin> plugin)
2225 plugin->set_insert_id (this->id());
2227 if (_plugins.empty()) {
2228 /* first (and probably only) plugin instance - connect to relevant signals */
2230 plugin->ParameterChangedExternally.connect_same_thread (*this, boost::bind (&PluginInsert::parameter_changed_externally, this, _1, _2));
2231 plugin->StartTouch.connect_same_thread (*this, boost::bind (&PluginInsert::start_touch, this, _1));
2232 plugin->EndTouch.connect_same_thread (*this, boost::bind (&PluginInsert::end_touch, this, _1));
2233 // cache sidechain ports
2234 _cached_sidechain_pins.reset ();
2235 const ChanCount& nis (plugin->get_info()->n_inputs);
2236 for (DataType::iterator t = DataType::begin(); t != DataType::end(); ++t) {
2237 for (uint32_t in = 0; in < nis.get (*t); ++in) {
2238 const Plugin::IOPortDescription& iod (plugin->describe_io_port (*t, true, in));
2239 if (iod.is_sidechain) {
2240 _cached_sidechain_pins.set (*t, 1 + _cached_sidechain_pins.n(*t));
2245 _plugins.push_back (plugin);
2249 PluginInsert::realtime_handle_transport_stopped ()
2251 for (Plugins::iterator i = _plugins.begin(); i != _plugins.end(); ++i) {
2252 (*i)->realtime_handle_transport_stopped ();
2257 PluginInsert::realtime_locate ()
2259 for (Plugins::iterator i = _plugins.begin(); i != _plugins.end(); ++i) {
2260 (*i)->realtime_locate ();
2265 PluginInsert::monitoring_changed ()
2267 for (Plugins::iterator i = _plugins.begin(); i != _plugins.end(); ++i) {
2268 (*i)->monitoring_changed ();
2273 PluginInsert::start_touch (uint32_t param_id)
2275 boost::shared_ptr<AutomationControl> ac = automation_control (Evoral::Parameter (PluginAutomation, 0, param_id));
2277 ac->start_touch (session().audible_frame());
2282 PluginInsert::end_touch (uint32_t param_id)
2284 boost::shared_ptr<AutomationControl> ac = automation_control (Evoral::Parameter (PluginAutomation, 0, param_id));
2286 ac->stop_touch (true, session().audible_frame());
2290 std::ostream& operator<<(std::ostream& o, const ARDOUR::PluginInsert::Match& m)
2293 case PluginInsert::Impossible: o << "Impossible"; break;
2294 case PluginInsert::Delegate: o << "Delegate"; break;
2295 case PluginInsert::NoInputs: o << "NoInputs"; break;
2296 case PluginInsert::ExactMatch: o << "ExactMatch"; break;
2297 case PluginInsert::Replicate: o << "Replicate"; break;
2298 case PluginInsert::Split: o << "Split"; break;
2299 case PluginInsert::Hide: o << "Hide"; break;
2301 o << " cnt: " << m.plugins
2302 << (m.strict_io ? " strict-io" : "")
2303 << (m.custom_cfg ? " custom-cfg" : "");
2304 if (m.method == PluginInsert::Hide) {
2305 o << " hide: " << m.hide;