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::add_sidechain (uint32_t n_audio)
165 // caller must hold process lock
169 std::ostringstream n;
171 n << "Sidechain " << Session::next_name_id ();
173 n << "TO BE RESET FROM XML";
175 SideChain *sc = new SideChain (_session, n.str ());
176 _sidechain = boost::shared_ptr<SideChain> (sc);
177 _sidechain->activate ();
178 for (uint32_t n = 0; n < n_audio; ++n) {
179 _sidechain->input()->add_port ("", owner()); // add a port, don't connect.
181 PluginConfigChanged (); /* EMIT SIGNAL */
186 PluginInsert::del_sidechain ()
192 PluginConfigChanged (); /* EMIT SIGNAL */
197 PluginInsert::control_list_automation_state_changed (Evoral::Parameter which, AutoState s)
199 if (which.type() != PluginAutomation)
202 boost::shared_ptr<AutomationControl> c
203 = boost::dynamic_pointer_cast<AutomationControl>(control (which));
206 _plugins[0]->set_parameter (which.id(), c->list()->eval (_session.transport_frame()));
211 PluginInsert::output_streams() const
213 assert (_configured);
214 return _configured_out;
218 PluginInsert::input_streams() const
220 assert (_configured);
221 return _configured_in;
225 PluginInsert::internal_streams() const
227 assert (_configured);
228 return _configured_internal;
232 PluginInsert::internal_output_streams() const
234 assert (!_plugins.empty());
236 PluginInfoPtr info = _plugins.front()->get_info();
238 if (info->reconfigurable_io()) {
239 ChanCount out = _plugins.front()->output_streams ();
240 // DEBUG_TRACE (DEBUG::Processors, string_compose ("Plugin insert, reconfigur(able) output streams = %1\n", out));
243 ChanCount out = info->n_outputs;
244 // DEBUG_TRACE (DEBUG::Processors, string_compose ("Plugin insert, static output streams = %1 for %2 plugins\n", out, _plugins.size()));
245 out.set_audio (out.n_audio() * _plugins.size());
246 out.set_midi (out.n_midi() * _plugins.size());
252 PluginInsert::internal_input_streams() const
254 assert (!_plugins.empty());
258 PluginInfoPtr info = _plugins.front()->get_info();
260 if (info->reconfigurable_io()) {
261 assert (_plugins.size() == 1);
262 in = _plugins.front()->input_streams();
267 DEBUG_TRACE (DEBUG::Processors, string_compose ("Plugin insert, input streams = %1, match using %2\n", in, _match.method));
269 if (_match.method == Split) {
271 /* we are splitting 1 processor input to multiple plugin inputs,
272 so we have a maximum of 1 stream of each type.
274 for (DataType::iterator t = DataType::begin(); t != DataType::end(); ++t) {
275 if (in.get (*t) > 1) {
281 } else if (_match.method == Hide) {
283 for (DataType::iterator t = DataType::begin(); t != DataType::end(); ++t) {
284 in.set (*t, in.get (*t) - _match.hide.get (*t));
290 for (DataType::iterator t = DataType::begin(); t != DataType::end(); ++t) {
291 in.set (*t, in.get (*t) * _plugins.size ());
299 PluginInsert::natural_output_streams() const
302 if (is_channelstrip ()) {
303 return _configured_out;
306 return _plugins[0]->get_info()->n_outputs;
310 PluginInsert::natural_input_streams() const
313 if (is_channelstrip ()) {
314 return _configured_in;
317 return _plugins[0]->get_info()->n_inputs;
321 PluginInsert::sidechain_input_pins() const
323 return _cached_sidechain_pins;
327 PluginInsert::has_no_inputs() const
329 return _plugins[0]->get_info()->n_inputs == ChanCount::ZERO;
333 PluginInsert::has_no_audio_inputs() const
335 return _plugins[0]->get_info()->n_inputs.n_audio() == 0;
339 PluginInsert::plugin_latency () const {
340 return _plugins.front()->signal_latency ();
344 PluginInsert::needs_midi_input() const
346 PluginInfoPtr pip = _plugins[0]->get_info();
347 if (pip->needs_midi_input ()) {
350 return pip->n_inputs.n_midi() != 0 && pip->n_outputs.n_audio() != 0;
354 PluginInsert::create_automatable_parameters ()
356 assert (!_plugins.empty());
358 set<Evoral::Parameter> a = _plugins.front()->automatable ();
360 for (set<Evoral::Parameter>::iterator i = a.begin(); i != a.end(); ++i) {
361 if (i->type() == PluginAutomation) {
363 Evoral::Parameter param(*i);
365 ParameterDescriptor desc;
366 _plugins.front()->get_parameter_descriptor(i->id(), desc);
368 can_automate (param);
369 boost::shared_ptr<AutomationList> list(new AutomationList(param, desc));
370 boost::shared_ptr<AutomationControl> c (new PluginControl(this, param, desc, list));
372 _plugins.front()->set_automation_control (i->id(), c);
373 } else if (i->type() == PluginPropertyAutomation) {
374 Evoral::Parameter param(*i);
375 const ParameterDescriptor& desc = _plugins.front()->get_property_descriptor(param.id());
376 if (desc.datatype != Variant::NOTHING) {
377 boost::shared_ptr<AutomationList> list;
378 if (Variant::type_is_numeric(desc.datatype)) {
379 list = boost::shared_ptr<AutomationList>(new AutomationList(param, desc));
381 add_control (boost::shared_ptr<AutomationControl> (new PluginPropertyControl(this, param, desc, list)));
386 /** Called when something outside of this host has modified a plugin
387 * parameter. Responsible for propagating the change to two places:
389 * 1) anything listening to the Control itself
390 * 2) any replicated plugins that make up this PluginInsert.
392 * The PluginInsert is connected to the ParameterChangedExternally signal for
393 * the first (primary) plugin, and here broadcasts that change to any others.
395 * XXX We should probably drop this whole replication idea (Paul, October 2015)
396 * since it isn't used by sensible plugin APIs (AU, LV2).
399 PluginInsert::parameter_changed_externally (uint32_t which, float val)
401 boost::shared_ptr<AutomationControl> ac = automation_control (Evoral::Parameter (PluginAutomation, 0, which));
403 /* First propagation: alter the underlying value of the control,
404 * without telling the plugin(s) that own/use it to set it.
411 boost::shared_ptr<PluginControl> pc = boost::dynamic_pointer_cast<PluginControl> (ac);
414 pc->catch_up_with_external_value (val);
417 /* Second propagation: tell all plugins except the first to
418 update the value of this parameter. For sane plugin APIs,
419 there are no other plugins, so this is a no-op in those
423 Plugins::iterator i = _plugins.begin();
425 /* don't set the first plugin, just all the slaves */
427 if (i != _plugins.end()) {
429 for (; i != _plugins.end(); ++i) {
430 (*i)->set_parameter (which, val);
436 PluginInsert::set_block_size (pframes_t nframes)
439 for (Plugins::iterator i = _plugins.begin(); i != _plugins.end(); ++i) {
440 if ((*i)->set_block_size (nframes) != 0) {
448 PluginInsert::activate ()
450 for (Plugins::iterator i = _plugins.begin(); i != _plugins.end(); ++i) {
454 Processor::activate ();
458 PluginInsert::deactivate ()
460 Processor::deactivate ();
462 for (Plugins::iterator i = _plugins.begin(); i != _plugins.end(); ++i) {
468 PluginInsert::flush ()
470 for (vector<boost::shared_ptr<Plugin> >::iterator i = _plugins.begin(); i != _plugins.end(); ++i) {
476 PluginInsert::connect_and_run (BufferSet& bufs, pframes_t nframes, framecnt_t offset, bool with_auto, framepos_t now)
478 // TODO: atomically copy maps & _no_inplace
479 PinMappings in_map (_in_map);
480 PinMappings out_map (_out_map);
481 ChanMapping thru_map (_thru_map);
482 if (_mapping_changed) { // ToDo use a counters, increment until match.
483 _no_inplace = check_inplace ();
484 _mapping_changed = false;
487 if (_latency_changed) {
488 /* delaylines are configured with the max possible latency (as reported by the plugin)
489 * so this won't allocate memory (unless the plugin lied about its max latency)
490 * It may still 'click' though, since the fixed delaylines are not de-clicked.
491 * Then again plugin-latency changes are not click-free to begin with.
493 * This is also worst case, there is currently no concept of per-stream latency.
495 * e.g. Two identical latent plugins:
496 * 1st plugin: process left (latent), bypass right.
497 * 2nd plugin: bypass left, process right (latent).
498 * -> currently this yields 2 times latency of the plugin,
500 _latency_changed = false;
501 _delaybuffers.set (ChanCount::max(bufs.count(), _configured_out), plugin_latency ());
504 if (_match.method == Split && !_no_inplace) {
505 // TODO: also use this optimization if one source-buffer
506 // feeds _all_ *connected* inputs.
507 // currently this is *first* buffer to all only --
508 // see PluginInsert::check_inplace
509 for (DataType::iterator t = DataType::begin(); t != DataType::end(); ++t) {
510 if (_configured_internal.get (*t) == 0) {
514 uint32_t first_idx = in_map[0].get (*t, 0, &valid);
515 assert (valid && first_idx == 0); // check_inplace ensures this
516 /* copy the first stream's buffer contents to the others */
517 for (uint32_t i = 1; i < natural_input_streams ().get (*t); ++i) {
518 uint32_t idx = in_map[0].get (*t, i, &valid);
521 bufs.get (*t, i).read_from (bufs.get (*t, first_idx), nframes, offset, offset);
525 /* the copy operation produces a linear monotonic input map */
526 in_map[0] = ChanMapping (natural_input_streams ());
529 bufs.set_count(ChanCount::max(bufs.count(), _configured_internal));
530 bufs.set_count(ChanCount::max(bufs.count(), _configured_out));
536 for (Controls::iterator li = controls().begin(); li != controls().end(); ++li, ++n) {
538 boost::shared_ptr<AutomationControl> c
539 = boost::dynamic_pointer_cast<AutomationControl>(li->second);
541 if (c->list() && c->automation_playback()) {
544 const float val = c->list()->rt_safe_eval (now, valid);
547 /* This is the ONLY place where we are
549 * AutomationControl::set_value_unchecked(). We
550 * know that the control is in
551 * automation playback mode, so no
552 * check on writable() is required
553 * (which must be done in AutomationControl::set_value()
556 c->set_value_unchecked(val);
563 /* Calculate if, and how many frames we need to collect for analysis */
564 framecnt_t collect_signal_nframes = (_signal_analysis_collect_nframes_max -
565 _signal_analysis_collected_nframes);
566 if (nframes < collect_signal_nframes) { // we might not get all frames now
567 collect_signal_nframes = nframes;
570 if (collect_signal_nframes > 0) {
572 //std::cerr << "collect input, bufs " << bufs.count().n_audio() << " count, " << bufs.available().n_audio() << " available" << std::endl;
573 //std::cerr << " streams " << internal_input_streams().n_audio() << std::endl;
574 //std::cerr << "filling buffer with " << collect_signal_nframes << " frames at " << _signal_analysis_collected_nframes << std::endl;
576 _signal_analysis_inputs.set_count(internal_input_streams());
578 for (uint32_t i = 0; i < internal_input_streams().n_audio(); ++i) {
579 _signal_analysis_inputs.get_audio(i).read_from(
581 collect_signal_nframes,
582 _signal_analysis_collected_nframes); // offset is for target buffer
587 if (is_channelstrip ()) {
588 if (_configured_in.n_audio() > 0) {
589 ChanMapping mb_in_map (ChanCount::min (_configured_in, ChanCount (DataType::AUDIO, 2)));
590 ChanMapping mb_out_map (ChanCount::min (_configured_out, ChanCount (DataType::AUDIO, 2)));
592 _plugins.front()->connect_and_run (bufs, mb_in_map, mb_out_map, nframes, offset);
594 for (uint32_t out = _configured_in.n_audio (); out < bufs.count().get (DataType::AUDIO); ++out) {
595 bufs.get (DataType::AUDIO, out).silence (nframes, offset);
601 // TODO optimize -- build maps once.
603 BufferSet& inplace_bufs = _session.get_noinplace_buffers();
604 ARDOUR::ChanMapping used_outputs;
606 assert (inplace_bufs.count () >= natural_input_streams () + _configured_out);
608 /* build used-output map */
609 for (Plugins::iterator i = _plugins.begin(); i != _plugins.end(); ++i, ++pc) {
610 for (DataType::iterator t = DataType::begin(); t != DataType::end(); ++t) {
611 for (uint32_t out = 0; out < natural_output_streams().get (*t); ++out) {
613 uint32_t out_idx = out_map[pc].get (*t, out, &valid);
615 used_outputs.set (*t, out_idx, 1); // mark as used
620 /* copy thru data to outputs before processing in-place */
621 for (DataType::iterator t = DataType::begin(); t != DataType::end(); ++t) {
622 for (uint32_t out = 0; out < bufs.count().get (*t); ++out) {
624 uint32_t in_idx = thru_map.get (*t, out, &valid);
626 uint32_t m = out + natural_input_streams ().get (*t);
627 _delaybuffers.delay (*t, out, inplace_bufs.get (*t, m), bufs.get (*t, in_idx), nframes, offset, offset);
628 used_outputs.set (*t, out, 1); // mark as used
634 for (Plugins::iterator i = _plugins.begin(); i != _plugins.end(); ++i, ++pc) {
636 ARDOUR::ChanMapping i_in_map (natural_input_streams());
637 ARDOUR::ChanMapping i_out_map (out_map[pc]);
638 ARDOUR::ChanCount mapped;
640 /* map inputs sequentially */
641 for (DataType::iterator t = DataType::begin(); t != DataType::end(); ++t) {
642 for (uint32_t in = 0; in < natural_input_streams().get (*t); ++in) {
644 uint32_t in_idx = in_map[pc].get (*t, in, &valid);
645 uint32_t m = mapped.get (*t);
647 inplace_bufs.get (*t, m).read_from (bufs.get (*t, in_idx), nframes, offset, offset);
649 inplace_bufs.get (*t, m).silence (nframes, offset);
651 mapped.set (*t, m + 1);
655 /* outputs are mapped to inplace_bufs after the inputs */
656 for (DataType::iterator t = DataType::begin(); t != DataType::end(); ++t) {
657 i_out_map.offset_to (*t, natural_input_streams ().get (*t));
660 if ((*i)->connect_and_run (inplace_bufs, i_in_map, i_out_map, nframes, offset)) {
665 /* all instances have completed, now copy data that was written
666 * and zero unconnected buffers */
667 ARDOUR::ChanMapping nonzero_out (used_outputs);
668 if (has_midi_bypass ()) {
669 nonzero_out.set (DataType::MIDI, 0, 1); // Midi bypass.
671 for (DataType::iterator t = DataType::begin(); t != DataType::end(); ++t) {
672 for (uint32_t out = 0; out < bufs.count().get (*t); ++out) {
674 used_outputs.get (*t, out, &valid);
676 nonzero_out.get (*t, out, &valid);
678 bufs.get (*t, out).silence (nframes, offset);
681 uint32_t m = out + natural_input_streams ().get (*t);
682 bufs.get (*t, out).read_from (inplace_bufs.get (*t, m), nframes, offset, offset);
687 /* in-place processing */
689 for (Plugins::iterator i = _plugins.begin(); i != _plugins.end(); ++i, ++pc) {
690 if ((*i)->connect_and_run(bufs, in_map[pc], out_map[pc], nframes, offset)) {
695 // TODO optimize: store "unconnected" in a fixed set.
696 // it only changes on reconfiguration.
697 for (DataType::iterator t = DataType::begin(); t != DataType::end(); ++t) {
698 for (uint32_t out = 0; out < bufs.count().get (*t); ++out) {
700 if (*t == DataType::MIDI && out == 0 && has_midi_bypass ()) {
701 mapped = true; // in-place Midi bypass
703 for (uint32_t pc = 0; pc < get_count() && !mapped; ++pc) {
704 for (uint32_t o = 0; o < natural_output_streams().get (*t); ++o) {
706 uint32_t idx = out_map[pc].get (*t, o, &valid);
707 if (valid && idx == out) {
714 bufs.get (*t, out).silence (nframes, offset);
720 if (collect_signal_nframes > 0) {
722 //std::cerr << " output, bufs " << bufs.count().n_audio() << " count, " << bufs.available().n_audio() << " available" << std::endl;
723 //std::cerr << " streams " << internal_output_streams().n_audio() << std::endl;
725 _signal_analysis_outputs.set_count(internal_output_streams());
727 for (uint32_t i = 0; i < internal_output_streams().n_audio(); ++i) {
728 _signal_analysis_outputs.get_audio(i).read_from(
730 collect_signal_nframes,
731 _signal_analysis_collected_nframes); // offset is for target buffer
734 _signal_analysis_collected_nframes += collect_signal_nframes;
735 assert(_signal_analysis_collected_nframes <= _signal_analysis_collect_nframes_max);
737 if (_signal_analysis_collected_nframes == _signal_analysis_collect_nframes_max) {
738 _signal_analysis_collect_nframes_max = 0;
739 _signal_analysis_collected_nframes = 0;
741 AnalysisDataGathered(&_signal_analysis_inputs,
742 &_signal_analysis_outputs);
748 PluginInsert::silence (framecnt_t nframes)
754 ChanMapping in_map (natural_input_streams ());
755 ChanMapping out_map (natural_output_streams ());
757 // TODO run sidechain (delaylines)
758 for (Plugins::iterator i = _plugins.begin(); i != _plugins.end(); ++i) {
759 (*i)->connect_and_run (_session.get_scratch_buffers ((*i)->get_info()->n_inputs, true), in_map, out_map, nframes, 0);
764 PluginInsert::run (BufferSet& bufs, framepos_t start_frame, framepos_t end_frame, pframes_t nframes, bool)
766 if (_pending_active) {
767 /* run as normal if we are active or moving from inactive to active */
770 // collect sidechain input for complete cycle (!)
771 // TODO we need delaylines here for latency compensation
772 _sidechain->run (bufs, start_frame, end_frame, nframes, true);
775 if (_session.transport_rolling() || _session.bounce_processing()) {
776 automation_run (bufs, start_frame, nframes);
778 connect_and_run (bufs, nframes, 0, false);
782 // TODO use mapping in bypassed mode ?!
783 // -> do we bypass the processor or the plugin
785 // TODO include sidechain??
787 uint32_t in = input_streams ().n_audio ();
788 uint32_t out = output_streams().n_audio ();
790 if (has_no_audio_inputs() || in == 0) {
792 /* silence all (audio) outputs. Should really declick
793 * at the transitions of "active"
796 for (uint32_t n = 0; n < out; ++n) {
797 bufs.get_audio (n).silence (nframes);
800 } else if (out > in) {
802 /* not active, but something has make up for any channel count increase
803 * for now , simply replicate last buffer
805 for (uint32_t n = in; n < out; ++n) {
806 bufs.get_audio(n).read_from(bufs.get_audio(in - 1), nframes);
810 bufs.count().set_audio (out);
813 _active = _pending_active;
815 /* we have no idea whether the plugin generated silence or not, so mark
816 * all buffers appropriately.
821 PluginInsert::automation_run (BufferSet& bufs, framepos_t start, pframes_t nframes)
823 Evoral::ControlEvent next_event (0, 0.0f);
824 framepos_t now = start;
825 framepos_t end = now + nframes;
826 framecnt_t offset = 0;
828 Glib::Threads::Mutex::Lock lm (control_lock(), Glib::Threads::TRY_LOCK);
831 connect_and_run (bufs, nframes, offset, false);
835 if (!find_next_event (now, end, next_event) || _plugins.front()->requires_fixed_sized_buffers()) {
837 /* no events have a time within the relevant range */
839 connect_and_run (bufs, nframes, offset, true, now);
845 framecnt_t cnt = min (((framecnt_t) ceil (next_event.when) - now), (framecnt_t) nframes);
847 connect_and_run (bufs, cnt, offset, true, now);
853 if (!find_next_event (now, end, next_event)) {
858 /* cleanup anything that is left to do */
861 connect_and_run (bufs, nframes, offset, true, now);
866 PluginInsert::default_parameter_value (const Evoral::Parameter& param)
868 if (param.type() != PluginAutomation)
871 if (_plugins.empty()) {
872 fatal << _("programming error: ") << X_("PluginInsert::default_parameter_value() called with no plugin")
874 abort(); /*NOTREACHED*/
877 return _plugins[0]->default_value (param.id());
882 PluginInsert::can_reset_all_parameters ()
886 for (uint32_t par = 0; par < _plugins[0]->parameter_count(); ++par) {
888 const uint32_t cid = _plugins[0]->nth_parameter (par, ok);
890 if (!ok || !_plugins[0]->parameter_is_input(cid)) {
894 boost::shared_ptr<AutomationControl> ac = automation_control (Evoral::Parameter(PluginAutomation, 0, cid));
900 if (ac->automation_state() & Play) {
905 return all && (params > 0);
909 PluginInsert::reset_parameters_to_default ()
913 for (uint32_t par = 0; par < _plugins[0]->parameter_count(); ++par) {
915 const uint32_t cid = _plugins[0]->nth_parameter (par, ok);
917 if (!ok || !_plugins[0]->parameter_is_input(cid)) {
921 const float dflt = _plugins[0]->default_value (cid);
922 const float curr = _plugins[0]->get_parameter (cid);
928 boost::shared_ptr<AutomationControl> ac = automation_control (Evoral::Parameter(PluginAutomation, 0, cid));
933 if (ac->automation_state() & Play) {
938 ac->set_value (dflt, Controllable::NoGroup);
943 boost::shared_ptr<Plugin>
944 PluginInsert::plugin_factory (boost::shared_ptr<Plugin> other)
946 boost::shared_ptr<LadspaPlugin> lp;
947 boost::shared_ptr<LuaProc> lua;
949 boost::shared_ptr<LV2Plugin> lv2p;
951 #ifdef WINDOWS_VST_SUPPORT
952 boost::shared_ptr<WindowsVSTPlugin> vp;
955 boost::shared_ptr<LXVSTPlugin> lxvp;
957 #ifdef AUDIOUNIT_SUPPORT
958 boost::shared_ptr<AUPlugin> ap;
961 if ((lp = boost::dynamic_pointer_cast<LadspaPlugin> (other)) != 0) {
962 return boost::shared_ptr<Plugin> (new LadspaPlugin (*lp));
963 } else if ((lua = boost::dynamic_pointer_cast<LuaProc> (other)) != 0) {
964 return boost::shared_ptr<Plugin> (new LuaProc (*lua));
966 } else if ((lv2p = boost::dynamic_pointer_cast<LV2Plugin> (other)) != 0) {
967 return boost::shared_ptr<Plugin> (new LV2Plugin (*lv2p));
969 #ifdef WINDOWS_VST_SUPPORT
970 } else if ((vp = boost::dynamic_pointer_cast<WindowsVSTPlugin> (other)) != 0) {
971 return boost::shared_ptr<Plugin> (new WindowsVSTPlugin (*vp));
974 } else if ((lxvp = boost::dynamic_pointer_cast<LXVSTPlugin> (other)) != 0) {
975 return boost::shared_ptr<Plugin> (new LXVSTPlugin (*lxvp));
977 #ifdef AUDIOUNIT_SUPPORT
978 } else if ((ap = boost::dynamic_pointer_cast<AUPlugin> (other)) != 0) {
979 return boost::shared_ptr<Plugin> (new AUPlugin (*ap));
983 fatal << string_compose (_("programming error: %1"),
984 X_("unknown plugin type in PluginInsert::plugin_factory"))
986 abort(); /*NOTREACHED*/
987 return boost::shared_ptr<Plugin> ((Plugin*) 0);
991 PluginInsert::set_input_map (uint32_t num, ChanMapping m) {
992 if (num < _in_map.size()) {
993 bool changed = _in_map[num] != m;
995 changed |= sanitize_maps ();
997 PluginMapChanged (); /* EMIT SIGNAL */
998 _mapping_changed = true;
999 _session.set_dirty();
1005 PluginInsert::set_output_map (uint32_t num, ChanMapping m) {
1006 if (num < _out_map.size()) {
1007 bool changed = _out_map[num] != m;
1009 changed |= sanitize_maps ();
1011 PluginMapChanged (); /* EMIT SIGNAL */
1012 _mapping_changed = true;
1013 _session.set_dirty();
1019 PluginInsert::set_thru_map (ChanMapping m) {
1020 bool changed = _thru_map != m;
1022 changed |= sanitize_maps ();
1024 PluginMapChanged (); /* EMIT SIGNAL */
1025 _mapping_changed = true;
1026 _session.set_dirty();
1031 PluginInsert::input_map () const
1035 for (PinMappings::const_iterator i = _in_map.begin (); i != _in_map.end (); ++i, ++pc) {
1036 ChanMapping m (i->second);
1037 const ChanMapping::Mappings& mp ((*i).second.mappings());
1038 for (ChanMapping::Mappings::const_iterator tm = mp.begin(); tm != mp.end(); ++tm) {
1039 for (ChanMapping::TypeMapping::const_iterator i = tm->second.begin(); i != tm->second.end(); ++i) {
1040 rv.set (tm->first, i->first + pc * natural_input_streams().get(tm->first), i->second);
1048 PluginInsert::output_map () const
1052 for (PinMappings::const_iterator i = _out_map.begin (); i != _out_map.end (); ++i, ++pc) {
1053 ChanMapping m (i->second);
1054 const ChanMapping::Mappings& mp ((*i).second.mappings());
1055 for (ChanMapping::Mappings::const_iterator tm = mp.begin(); tm != mp.end(); ++tm) {
1056 for (ChanMapping::TypeMapping::const_iterator i = tm->second.begin(); i != tm->second.end(); ++i) {
1057 rv.set (tm->first, i->first + pc * natural_output_streams().get(tm->first), i->second);
1061 if (has_midi_bypass ()) {
1062 rv.set (DataType::MIDI, 0, 0);
1069 PluginInsert::has_midi_bypass () const
1071 if (_configured_in.n_midi () == 1 && _configured_out.n_midi () == 1
1072 && natural_output_streams ().n_midi () == 0) {
1079 PluginInsert::has_midi_thru () const
1081 if (_configured_in.n_midi () == 1 && _configured_out.n_midi () == 1
1082 && natural_input_streams ().n_midi () == 0 && natural_output_streams ().n_midi () == 0) {
1090 PluginInsert::is_channelstrip () const {
1091 return _plugins.front()->is_channelstrip();
1096 PluginInsert::check_inplace ()
1098 bool inplace_ok = !_plugins.front()->inplace_broken ();
1100 if (_thru_map.n_total () > 0) {
1101 // TODO once midi-bypass is part of the mapping, ignore it
1105 if (_match.method == Split && inplace_ok) {
1106 assert (get_count() == 1);
1107 assert (_in_map.size () == 1);
1108 if (!_out_map[0].is_monotonic ()) {
1111 if (_configured_internal != _configured_in) {
1112 /* no sidechain -- TODO we could allow this with
1113 * some more logic in PluginInsert::connect_and_run().
1115 * PluginInsert::reset_map() already maps it.
1120 for (DataType::iterator t = DataType::begin(); t != DataType::end() && inplace_ok; ++t) {
1121 if (_configured_internal.get (*t) == 0) {
1125 uint32_t first_idx = _in_map[0].get (*t, 0, &valid);
1126 if (!valid || first_idx != 0) {
1127 // so far only allow to copy the *first* stream's buffer to others
1130 for (uint32_t i = 1; i < natural_input_streams ().get (*t); ++i) {
1131 uint32_t idx = _in_map[0].get (*t, i, &valid);
1132 if (valid && idx != first_idx) {
1141 DEBUG_TRACE (DEBUG::ChanMapping, string_compose ("%1: In Place Split Map\n", name()));
1146 for (uint32_t pc = 0; pc < get_count() && inplace_ok ; ++pc) {
1147 if (!_in_map[pc].is_monotonic ()) {
1150 if (!_out_map[pc].is_monotonic ()) {
1154 DEBUG_TRACE (DEBUG::ChanMapping, string_compose ("%1: %2\n", name(), inplace_ok ? "In-Place" : "No Inplace Processing"));
1155 return !inplace_ok; // no-inplace
1159 PluginInsert::sanitize_maps ()
1161 bool changed = false;
1162 /* strip dead wood */
1163 PinMappings new_ins;
1164 PinMappings new_outs;
1165 ChanMapping new_thru (_thru_map);
1167 for (uint32_t pc = 0; pc < get_count(); ++pc) {
1169 ChanMapping new_out;
1170 for (DataType::iterator t = DataType::begin(); t != DataType::end(); ++t) {
1171 for (uint32_t i = 0; i < natural_input_streams().get (*t); ++i) {
1173 uint32_t idx = _in_map[pc].get (*t, i, &valid);
1174 if (valid && idx < _configured_internal.get (*t)) {
1175 new_in.set (*t, i, idx);
1178 for (uint32_t o = 0; o < natural_output_streams().get (*t); ++o) {
1180 uint32_t idx = _out_map[pc].get (*t, o, &valid);
1181 if (valid && idx < _configured_out.get (*t)) {
1182 new_out.set (*t, o, idx);
1186 if (_in_map[pc] != new_in || _out_map[pc] != new_out) {
1189 new_ins[pc] = new_in;
1190 new_outs[pc] = new_out;
1193 /* prevent dup output assignments */
1194 for (DataType::iterator t = DataType::begin(); t != DataType::end(); ++t) {
1195 for (uint32_t o = 0; o < _configured_out.get (*t); ++o) {
1196 bool mapped = false;
1197 for (uint32_t pc = 0; pc < get_count(); ++pc) {
1199 uint32_t idx = new_outs[pc].get_src (*t, o, &valid);
1200 if (valid && mapped) {
1201 new_outs[pc].unset (*t, idx);
1209 /* prevent out + thru, existing plugin outputs override thru */
1210 for (DataType::iterator t = DataType::begin(); t != DataType::end(); ++t) {
1211 for (uint32_t o = 0; o < _configured_out.get (*t); ++o) {
1212 bool mapped = false;
1214 for (uint32_t pc = 0; pc < get_count(); ++pc) {
1215 new_outs[pc].get_src (*t, o, &mapped);
1216 if (mapped) { break; }
1218 if (!mapped) { continue; }
1219 uint32_t idx = new_thru.get (*t, o, &valid);
1221 new_thru.unset (*t, idx);
1226 if (has_midi_bypass ()) {
1227 // TODO: include midi-bypass in the thru set,
1228 // remove dedicated handling.
1229 new_thru.unset (DataType::MIDI, 0);
1232 if (_in_map != new_ins || _out_map != new_outs || _thru_map != new_thru) {
1236 _out_map = new_outs;
1237 _thru_map = new_thru;
1243 PluginInsert::reset_map (bool emit)
1245 const PinMappings old_in (_in_map);
1246 const PinMappings old_out (_out_map);
1250 _thru_map = ChanMapping ();
1252 /* build input map */
1253 for (DataType::iterator t = DataType::begin(); t != DataType::end(); ++t) {
1254 uint32_t sc = 0; // side-chain round-robin (all instances)
1256 for (Plugins::iterator i = _plugins.begin(); i != _plugins.end(); ++i, ++pc) {
1257 const uint32_t nis = natural_input_streams ().get(*t);
1258 const uint32_t stride = nis - sidechain_input_pins().get (*t);
1260 /* SC inputs are last in the plugin-insert.. */
1261 const uint32_t sc_start = _configured_in.get (*t);
1262 const uint32_t sc_len = _configured_internal.get (*t) - sc_start;
1263 /* ...but may not be at the end of the plugin ports.
1264 * in case the side-chain is not the last port, shift connections back.
1265 * and connect to side-chain
1268 uint32_t ic = 0; // split inputs
1269 const uint32_t cend = _configured_in.get (*t);
1271 for (uint32_t in = 0; in < nis; ++in) {
1272 const Plugin::IOPortDescription& iod (_plugins[pc]->describe_io_port (*t, true, in));
1273 if (iod.is_sidechain) {
1274 /* connect sidechain sinks to sidechain inputs in round-robin fashion */
1275 if (sc_len > 0) {// side-chain may be hidden
1276 _in_map[pc].set (*t, in, sc_start + sc);
1277 sc = (sc + 1) % sc_len;
1281 if (_match.method == Split) {
1282 if (cend == 0) { continue; }
1283 /* connect *no* sidechain sinks in round-robin fashion */
1284 _in_map[pc].set (*t, in, ic + stride * pc);
1285 ic = (ic + 1) % cend;
1287 uint32_t s = in - shift;
1288 if (stride * pc + s < cend) {
1289 _in_map[pc].set (*t, in, stride * pc + s);
1297 /* build output map */
1299 for (Plugins::iterator i = _plugins.begin(); i != _plugins.end(); ++i, ++pc) {
1300 _out_map[pc] = ChanMapping (ChanCount::min (natural_output_streams(), _configured_out));
1301 for (DataType::iterator t = DataType::begin(); t != DataType::end(); ++t) {
1302 _out_map[pc].offset_to(*t, pc * natural_output_streams().get(*t));
1307 if (old_in == _in_map && old_out == _out_map) {
1311 PluginMapChanged (); /* EMIT SIGNAL */
1312 _mapping_changed = true;
1313 _session.set_dirty();
1319 PluginInsert::configure_io (ChanCount in, ChanCount out)
1321 Match old_match = _match;
1323 ChanCount old_internal;
1327 old_in = _configured_in;
1328 old_internal = _configured_internal;
1329 old_out = _configured_out;
1332 _configured_in = in;
1333 _configured_internal = in;
1334 _configured_out = out;
1337 /* TODO hide midi-bypass, and custom outs. Best /fake/ "out" here.
1338 * (currently _sidechain->configure_io always succeeds
1339 * since Processor::configure_io() succeeds)
1341 if (!_sidechain->configure_io (in, out)) {
1342 DEBUG_TRACE (DEBUG::ChanMapping, "Sidechain configuration failed\n");
1345 _configured_internal += _sidechain->input()->n_ports();
1348 /* get plugin configuration */
1349 _match = private_can_support_io_configuration (in, out);
1351 if (DEBUG_ENABLED(DEBUG::ChanMapping)) {
1353 DEBUG_STR_APPEND(a, string_compose ("Match '%1': ", name()));
1354 DEBUG_STR_APPEND(a, _match);
1355 DEBUG_TRACE (DEBUG::ChanMapping, DEBUG_STR(a).str());
1359 /* set the matching method and number of plugins that we will use to meet this configuration */
1360 if (set_count (_match.plugins) == false) {
1361 PluginIoReConfigure (); /* EMIT SIGNAL */
1362 _configured = false;
1366 /* configure plugins */
1367 switch (_match.method) {
1370 if (_plugins.front()->configure_io (natural_input_streams(), out) == false) {
1371 PluginIoReConfigure (); /* EMIT SIGNAL */
1372 _configured = false;
1380 bool const r = _plugins.front()->can_support_io_configuration (in, dout, &useins);
1382 assert (_match.strict_io || dout.n_audio() == out.n_audio()); // sans midi bypass
1383 if (useins.n_audio() == 0) {
1386 if (_plugins.front()->configure_io (useins, dout) == false) {
1387 PluginIoReConfigure (); /* EMIT SIGNAL */
1388 _configured = false;
1394 if (_plugins.front()->configure_io (in, out) == false) {
1395 PluginIoReConfigure (); /* EMIT SIGNAL */
1396 _configured = false;
1402 bool mapping_changed = false;
1403 if (old_in == in && old_out == out
1405 && old_match.method == _match.method
1406 && _in_map.size() == _out_map.size()
1407 && _in_map.size() == get_count ()
1409 /* If the configuration has not changed, keep the mapping */
1410 if (old_internal != _configured_internal) {
1411 mapping_changed = sanitize_maps ();
1413 } else if (_match.custom_cfg && _configured) {
1414 mapping_changed = sanitize_maps ();
1417 if (is_channelstrip ()) { _maps_from_state = false; }
1419 if (_maps_from_state) {
1420 _maps_from_state = false;
1421 mapping_changed = true;
1424 /* generate a new mapping */
1425 mapping_changed = reset_map (false);
1429 if (mapping_changed) {
1430 PluginMapChanged (); /* EMIT SIGNAL */
1433 if (DEBUG_ENABLED(DEBUG::ChanMapping)) {
1436 DEBUG_STR_APPEND(a, "\n--------<<--------\n");
1437 for (Plugins::iterator i = _plugins.begin(); i != _plugins.end(); ++i, ++pc) {
1439 DEBUG_STR_APPEND(a, "----><----\n");
1441 DEBUG_STR_APPEND(a, string_compose ("Channel Map for %1 plugin %2\n", name(), pc));
1442 DEBUG_STR_APPEND(a, " * Inputs:\n");
1443 DEBUG_STR_APPEND(a, _in_map[pc]);
1444 DEBUG_STR_APPEND(a, " * Outputs:\n");
1445 DEBUG_STR_APPEND(a, _out_map[pc]);
1447 DEBUG_STR_APPEND(a, " * Thru:\n");
1448 DEBUG_STR_APPEND(a, _thru_map);
1449 DEBUG_STR_APPEND(a, "-------->>--------\n");
1450 DEBUG_TRACE (DEBUG::ChanMapping, DEBUG_STR(a).str());
1455 _no_inplace = check_inplace ();
1456 _mapping_changed = false;
1458 if (old_in != in || old_out != out || old_internal != _configured_internal
1459 || (old_match.method != _match.method && (old_match.method == Split || _match.method == Split))
1461 PluginIoReConfigure (); /* EMIT SIGNAL */
1464 _delaybuffers.configure (_configured_out, _plugins.front()->max_latency ());
1465 _latency_changed = true;
1467 // we don't know the analysis window size, so we must work with the
1468 // current buffer size here. each request for data fills in these
1469 // buffers and the analyser makes sure it gets enough data for the
1471 session().ensure_buffer_set (_signal_analysis_inputs, in);
1472 //_signal_analysis_inputs.set_count (in);
1474 session().ensure_buffer_set (_signal_analysis_outputs, out);
1475 //_signal_analysis_outputs.set_count (out);
1477 // std::cerr << "set counts to i" << in.n_audio() << "/o" << out.n_audio() << std::endl;
1480 return Processor::configure_io (in, out);
1483 /** Decide whether this PluginInsert can support a given IO configuration.
1484 * To do this, we run through a set of possible solutions in rough order of
1487 * @param in Required input channel count.
1488 * @param out Filled in with the output channel count if we return true.
1489 * @return true if the given IO configuration can be supported.
1492 PluginInsert::can_support_io_configuration (const ChanCount& in, ChanCount& out)
1495 _sidechain->can_support_io_configuration (in, out); // never fails, sets "out"
1497 return private_can_support_io_configuration (in, out).method != Impossible;
1500 /** A private version of can_support_io_configuration which returns the method
1501 * by which the configuration can be matched, rather than just whether or not
1505 PluginInsert::private_can_support_io_configuration (ChanCount const & inx, ChanCount& out) const
1507 if (_plugins.empty()) {
1512 if (is_channelstrip ()) {
1514 return Match (ExactMatch, 1);
1518 /* if a user specified a custom cfg, so be it. */
1521 return Match (ExactMatch, get_count(), _strict_io, true); // XXX
1524 /* try automatic configuration */
1525 Match m = PluginInsert::automatic_can_support_io_configuration (inx, out);
1527 PluginInfoPtr info = _plugins.front()->get_info();
1528 ChanCount inputs = info->n_inputs;
1529 ChanCount outputs = info->n_outputs;
1531 /* handle case strict-i/o */
1532 if (_strict_io && m.method != Impossible) {
1535 /* special case MIDI instruments */
1536 if (needs_midi_input ()) {
1537 // output = midi-bypass + at most master-out channels.
1538 ChanCount max_out (DataType::AUDIO, 2); // TODO use master-out
1539 max_out.set (DataType::MIDI, out.get(DataType::MIDI));
1540 out = ChanCount::min (out, max_out);
1541 DEBUG_TRACE (DEBUG::ChanMapping, string_compose ("special case strict-i/o instrument: %1\n", name()));
1547 if (inx.n_audio () != out.n_audio ()) { // ignore midi bypass
1548 /* replicate processor to match output count (generators and such)
1549 * at least enough to feed every output port. */
1550 uint32_t f = 1; // at least one. e.g. control data filters, no in, no out.
1551 for (DataType::iterator t = DataType::begin(); t != DataType::end(); ++t) {
1552 uint32_t nout = outputs.get (*t);
1553 if (nout == 0 || inx.get(*t) == 0) { continue; }
1554 f = max (f, (uint32_t) ceil (inx.get(*t) / (float)nout));
1557 DEBUG_TRACE (DEBUG::ChanMapping, string_compose ("special case strict-i/o generator: %1\n", name()));
1558 return Match (Replicate, f, _strict_io);
1569 if (m.method != Impossible) {
1573 ChanCount ns_inputs = inputs - sidechain_input_pins ();
1575 DEBUG_TRACE (DEBUG::ChanMapping, string_compose ("resolving 'Impossible' match for %1\n", name()));
1577 if (info->reconfigurable_io()) {
1579 // TODO add sidechains here
1580 bool const r = _plugins.front()->can_support_io_configuration (inx, out, &useins);
1582 // houston, we have a problem.
1583 return Match (Impossible, 0);
1585 return Match (Delegate, 1, _strict_io);
1588 ChanCount midi_bypass;
1589 if (inx.get(DataType::MIDI) == 1 && outputs.get(DataType::MIDI) == 0) {
1590 midi_bypass.set (DataType::MIDI, 1);
1593 // add at least as many plugins so that output count matches input count (w/o sidechain pins)
1595 for (DataType::iterator t = DataType::begin(); t != DataType::end(); ++t) {
1596 uint32_t nin = ns_inputs.get (*t);
1597 uint32_t nout = outputs.get (*t);
1598 if (nin == 0 || inx.get(*t) == 0) { continue; }
1599 // prefer floor() so the count won't overly increase IFF (nin < nout)
1600 f = max (f, (uint32_t) floor (inx.get(*t) / (float)nout));
1602 if (f > 0 && outputs * f >= _configured_out) {
1603 out = outputs * f + midi_bypass;
1604 return Match (Replicate, f, _strict_io);
1607 // add at least as many plugins needed to connect all inputs (w/o sidechain pins)
1609 for (DataType::iterator t = DataType::begin(); t != DataType::end(); ++t) {
1610 uint32_t nin = ns_inputs.get (*t);
1611 if (nin == 0 || inx.get(*t) == 0) { continue; }
1612 f = max (f, (uint32_t) ceil (inx.get(*t) / (float)nin));
1615 out = outputs * f + midi_bypass;
1616 return Match (Replicate, f, _strict_io);
1619 // add at least as many plugins needed to connect all inputs
1621 for (DataType::iterator t = DataType::begin(); t != DataType::end(); ++t) {
1622 uint32_t nin = inputs.get (*t);
1623 if (nin == 0 || inx.get(*t) == 0) { continue; }
1624 f = max (f, (uint32_t) ceil (inx.get(*t) / (float)nin));
1626 out = outputs * f + midi_bypass;
1627 return Match (Replicate, f, _strict_io);
1630 /* this is the original Ardour 3/4 behavior, mainly for backwards compatibility */
1632 PluginInsert::automatic_can_support_io_configuration (ChanCount const & inx, ChanCount& out) const
1634 if (_plugins.empty()) {
1638 PluginInfoPtr info = _plugins.front()->get_info();
1639 ChanCount in; in += inx;
1640 ChanCount midi_bypass;
1642 if (info->reconfigurable_io()) {
1643 /* Plugin has flexible I/O, so delegate to it */
1644 bool const r = _plugins.front()->can_support_io_configuration (in, out);
1646 return Match (Impossible, 0);
1648 return Match (Delegate, 1);
1651 ChanCount inputs = info->n_inputs;
1652 ChanCount outputs = info->n_outputs;
1653 ChanCount ns_inputs = inputs - sidechain_input_pins ();
1655 if (in.get(DataType::MIDI) == 1 && outputs.get(DataType::MIDI) == 0) {
1656 DEBUG_TRACE (DEBUG::ChanMapping, string_compose ("bypassing midi-data around %1\n", name()));
1657 midi_bypass.set (DataType::MIDI, 1);
1659 if (in.get(DataType::MIDI) == 1 && inputs.get(DataType::MIDI) == 0) {
1660 DEBUG_TRACE (DEBUG::ChanMapping, string_compose ("hiding midi-port from plugin %1\n", name()));
1661 in.set(DataType::MIDI, 0);
1664 // add internally provided sidechain ports
1665 ChanCount insc = in + sidechain_input_ports ();
1667 bool no_inputs = true;
1668 for (DataType::iterator t = DataType::begin(); t != DataType::end(); ++t) {
1669 if (inputs.get (*t) != 0) {
1676 /* no inputs so we can take any input configuration since we throw it away */
1677 out = outputs + midi_bypass;
1678 return Match (NoInputs, 1);
1681 /* Plugin inputs match requested inputs + side-chain-ports exactly */
1682 if (inputs == insc) {
1683 out = outputs + midi_bypass;
1684 return Match (ExactMatch, 1);
1687 /* Plugin inputs matches without side-chain-pins */
1688 if (ns_inputs == in) {
1689 out = outputs + midi_bypass;
1690 return Match (ExactMatch, 1);
1693 /* We may be able to run more than one copy of the plugin within this insert
1694 to cope with the insert having more inputs than the plugin.
1695 We allow replication only for plugins with either zero or 1 inputs and outputs
1696 for every valid data type.
1700 bool can_replicate = true;
1701 for (DataType::iterator t = DataType::begin(); t != DataType::end() && can_replicate; ++t) {
1703 // ignore side-chains
1704 uint32_t nin = ns_inputs.get (*t);
1706 // No inputs of this type
1707 if (nin == 0 && in.get(*t) == 0) {
1711 if (nin != 1 || outputs.get (*t) != 1) {
1712 can_replicate = false;
1716 // Potential factor not set yet
1718 f = in.get(*t) / nin;
1721 // Factor for this type does not match another type, can not replicate
1722 if (f != (in.get(*t) / nin)) {
1723 can_replicate = false;
1728 if (can_replicate && f > 0) {
1729 for (DataType::iterator t = DataType::begin(); t != DataType::end(); ++t) {
1730 out.set (*t, outputs.get(*t) * f);
1733 return Match (Replicate, f);
1736 /* If the processor has exactly one input of a given type, and
1737 the plugin has more, we can feed the single processor input
1738 to some or all of the plugin inputs. This is rather
1739 special-case-y, but the 1-to-many case is by far the
1740 simplest. How do I split thy 2 processor inputs to 3
1741 plugin inputs? Let me count the ways ...
1744 bool can_split = true;
1745 for (DataType::iterator t = DataType::begin(); t != DataType::end(); ++t) {
1747 bool const can_split_type = (in.get (*t) == 1 && ns_inputs.get (*t) > 1);
1748 bool const nothing_to_do_for_type = (in.get (*t) == 0 && inputs.get (*t) == 0);
1750 if (!can_split_type && !nothing_to_do_for_type) {
1756 out = outputs + midi_bypass;
1757 return Match (Split, 1);
1760 /* If the plugin has more inputs than we want, we can `hide' some of them
1761 by feeding them silence.
1764 bool could_hide = false;
1765 bool cannot_hide = false;
1766 ChanCount hide_channels;
1768 for (DataType::iterator t = DataType::begin(); t != DataType::end(); ++t) {
1769 if (inputs.get(*t) > in.get(*t)) {
1770 /* there is potential to hide, since the plugin has more inputs of type t than the insert */
1771 hide_channels.set (*t, inputs.get(*t) - in.get(*t));
1773 } else if (inputs.get(*t) < in.get(*t)) {
1774 /* we definitely cannot hide, since the plugin has fewer inputs of type t than the insert */
1779 if (could_hide && !cannot_hide) {
1780 out = outputs + midi_bypass;
1781 return Match (Hide, 1, false, false, hide_channels);
1784 return Match (Impossible, 0);
1789 PluginInsert::get_state ()
1791 return state (true);
1795 PluginInsert::state (bool full)
1797 XMLNode& node = Processor::state (full);
1799 node.add_property("type", _plugins[0]->state_node_name());
1800 node.add_property("unique-id", _plugins[0]->unique_id());
1801 node.add_property("count", string_compose("%1", _plugins.size()));
1803 /* remember actual i/o configuration (for later placeholder
1804 * in case the plugin goes missing) */
1805 node.add_child_nocopy (* _configured_in.state (X_("ConfiguredInput")));
1806 node.add_child_nocopy (* _configured_out.state (X_("ConfiguredOutput")));
1808 /* save custom i/o config */
1809 node.add_property("custom", _custom_cfg ? "yes" : "no");
1810 for (uint32_t pc = 0; pc < get_count(); ++pc) {
1812 snprintf (tmp, sizeof(tmp), "InputMap-%d", pc);
1813 node.add_child_nocopy (* _in_map[pc].state (tmp));
1814 snprintf (tmp, sizeof(tmp), "OutputMap-%d", pc);
1815 node.add_child_nocopy (* _out_map[pc].state (tmp));
1817 node.add_child_nocopy (* _thru_map.state ("ThruMap"));
1820 node.add_child_nocopy (_sidechain->state (full));
1823 _plugins[0]->set_insert_id(this->id());
1824 node.add_child_nocopy (_plugins[0]->get_state());
1826 for (Controls::iterator c = controls().begin(); c != controls().end(); ++c) {
1827 boost::shared_ptr<AutomationControl> ac = boost::dynamic_pointer_cast<AutomationControl> ((*c).second);
1829 node.add_child_nocopy (ac->get_state());
1837 PluginInsert::set_control_ids (const XMLNode& node, int version)
1839 const XMLNodeList& nlist = node.children();
1840 XMLNodeConstIterator iter;
1841 set<Evoral::Parameter>::const_iterator p;
1843 for (iter = nlist.begin(); iter != nlist.end(); ++iter) {
1844 if ((*iter)->name() == Controllable::xml_node_name) {
1845 const XMLProperty* prop;
1847 uint32_t p = (uint32_t)-1;
1849 if ((prop = (*iter)->property (X_("symbol"))) != 0) {
1850 boost::shared_ptr<LV2Plugin> lv2plugin = boost::dynamic_pointer_cast<LV2Plugin> (_plugins[0]);
1852 p = lv2plugin->port_index(prop->value().c_str());
1856 if (p == (uint32_t)-1 && (prop = (*iter)->property (X_("parameter"))) != 0) {
1857 p = atoi (prop->value());
1860 if (p != (uint32_t)-1) {
1862 /* this may create the new controllable */
1864 boost::shared_ptr<Evoral::Control> c = control (Evoral::Parameter (PluginAutomation, 0, p));
1866 #ifndef NO_PLUGIN_STATE
1870 boost::shared_ptr<AutomationControl> ac = boost::dynamic_pointer_cast<AutomationControl> (c);
1872 ac->set_state (**iter, version);
1881 PluginInsert::set_state(const XMLNode& node, int version)
1883 XMLNodeList nlist = node.children();
1884 XMLNodeIterator niter;
1885 XMLPropertyList plist;
1886 const XMLProperty *prop;
1887 ARDOUR::PluginType type;
1889 if ((prop = node.property ("type")) == 0) {
1890 error << _("XML node describing plugin is missing the `type' field") << endmsg;
1894 if (prop->value() == X_("ladspa") || prop->value() == X_("Ladspa")) { /* handle old school sessions */
1895 type = ARDOUR::LADSPA;
1896 } else if (prop->value() == X_("lv2")) {
1898 } else if (prop->value() == X_("windows-vst")) {
1899 type = ARDOUR::Windows_VST;
1900 } else if (prop->value() == X_("lxvst")) {
1901 type = ARDOUR::LXVST;
1902 } else if (prop->value() == X_("audiounit")) {
1903 type = ARDOUR::AudioUnit;
1904 } else if (prop->value() == X_("luaproc")) {
1907 error << string_compose (_("unknown plugin type %1 in plugin insert state"),
1913 prop = node.property ("unique-id");
1916 #ifdef WINDOWS_VST_SUPPORT
1917 /* older sessions contain VST plugins with only an "id" field.
1920 if (type == ARDOUR::Windows_VST) {
1921 prop = node.property ("id");
1925 #ifdef LXVST_SUPPORT
1926 /*There shouldn't be any older sessions with linuxVST support.. but anyway..*/
1928 if (type == ARDOUR::LXVST) {
1929 prop = node.property ("id");
1935 error << _("Plugin has no unique ID field") << endmsg;
1940 boost::shared_ptr<Plugin> plugin = find_plugin (_session, prop->value(), type);
1942 /* treat linux and windows VST plugins equivalent if they have the same uniqueID
1943 * allow to move sessions windows <> linux */
1944 #ifdef LXVST_SUPPORT
1945 if (plugin == 0 && type == ARDOUR::Windows_VST) {
1946 type = ARDOUR::LXVST;
1947 plugin = find_plugin (_session, prop->value(), type);
1951 #ifdef WINDOWS_VST_SUPPORT
1952 if (plugin == 0 && type == ARDOUR::LXVST) {
1953 type = ARDOUR::Windows_VST;
1954 plugin = find_plugin (_session, prop->value(), type);
1959 error << string_compose(
1960 _("Found a reference to a plugin (\"%1\") that is unknown.\n"
1961 "Perhaps it was removed or moved since it was last used."),
1967 if (type == ARDOUR::Lua) {
1968 XMLNode *ls = node.child (plugin->state_node_name().c_str());
1969 // we need to load the script to set the name and parameters.
1970 boost::shared_ptr<LuaProc> lp = boost::dynamic_pointer_cast<LuaProc>(plugin);
1972 lp->set_script_from_state (*ls);
1976 // The name of the PluginInsert comes from the plugin, nothing else
1977 _name = plugin->get_info()->name;
1981 // Processor::set_state() will set this, but too late
1982 // for it to be available when setting up plugin
1983 // state. We can't call Processor::set_state() until
1984 // the plugins themselves are created and added.
1988 if (_plugins.empty()) {
1989 /* if we are adding the first plugin, we will need to set
1990 up automatable controls.
1992 add_plugin (plugin);
1993 create_automatable_parameters ();
1994 set_control_ids (node, version);
1997 if ((prop = node.property ("count")) != 0) {
1998 sscanf (prop->value().c_str(), "%u", &count);
2001 if (_plugins.size() != count) {
2002 for (uint32_t n = 1; n < count; ++n) {
2003 add_plugin (plugin_factory (plugin));
2007 Processor::set_state (node, version);
2009 PBD::ID new_id = this->id();
2010 PBD::ID old_id = this->id();
2012 if ((prop = node.property ("id")) != 0) {
2013 old_id = prop->value ();
2016 for (niter = nlist.begin(); niter != nlist.end(); ++niter) {
2018 /* find the node with the type-specific node name ("lv2", "ladspa", etc)
2019 and set all plugins to the same state.
2022 if ((*niter)->name() == plugin->state_node_name()) {
2024 for (Plugins::iterator i = _plugins.begin(); i != _plugins.end(); ++i) {
2025 /* Plugin state can include external files which are named after the ID.
2027 * If regenerate_xml_or_string_ids() is set, the ID will already have
2028 * been changed, so we need to use the old ID from the XML to load the
2029 * state and then update the ID.
2031 * When copying a plugin-state, route_ui takes care of of updating the ID,
2032 * but we need to call set_insert_id() to clear the cached plugin-state
2033 * and force a change.
2035 if (!regenerate_xml_or_string_ids ()) {
2036 (*i)->set_insert_id (new_id);
2038 (*i)->set_insert_id (old_id);
2041 (*i)->set_state (**niter, version);
2043 if (regenerate_xml_or_string_ids ()) {
2044 (*i)->set_insert_id (new_id);
2052 if (version < 3000) {
2054 /* Only 2.X sessions need a call to set_parameter_state() - in 3.X and above
2055 this is all handled by Automatable
2058 for (niter = nlist.begin(); niter != nlist.end(); ++niter) {
2059 if ((*niter)->name() == "Redirect") {
2060 /* XXX do we need to tackle placement? i think not (pd; oct 16 2009) */
2061 Processor::set_state (**niter, version);
2066 set_parameter_state_2X (node, version);
2069 if ((prop = node.property (X_("custom"))) != 0) {
2070 _custom_cfg = string_is_affirmative (prop->value());
2073 uint32_t in_maps = 0;
2074 uint32_t out_maps = 0;
2075 XMLNodeList kids = node.children ();
2076 for (XMLNodeIterator i = kids.begin(); i != kids.end(); ++i) {
2077 if ((*i)->name() == X_("ConfiguredOutput")) {
2078 _custom_out = ChanCount(**i);
2080 if (strncmp ((*i)->name ().c_str(), X_("InputMap-"), 9) == 0) {
2081 long pc = atol (&((*i)->name().c_str()[9]));
2082 if (pc >=0 && pc <= get_count()) {
2083 _in_map[pc] = ChanMapping (**i);
2087 if (strncmp ((*i)->name ().c_str(), X_("OutputMap-"), 10) == 0) {
2088 long pc = atol (&((*i)->name().c_str()[10]));
2089 if (pc >=0 && pc <= get_count()) {
2090 _out_map[pc] = ChanMapping (**i);
2094 if ((*i)->name () == "ThruMap") {
2095 _thru_map = ChanMapping (**i);
2098 // sidechain is a Processor (IO)
2099 if ((*i)->name () == Processor::state_node_name) {
2103 _sidechain->set_state (**i, version);
2107 if (in_maps == out_maps && out_maps >0 && out_maps == get_count()) {
2108 _maps_from_state = true;
2111 for (Plugins::iterator i = _plugins.begin(); i != _plugins.end(); ++i) {
2115 (*i)->deactivate ();
2119 PluginConfigChanged (); /* EMIT SIGNAL */
2124 PluginInsert::update_id (PBD::ID id)
2127 for (Plugins::iterator i = _plugins.begin(); i != _plugins.end(); ++i) {
2128 (*i)->set_insert_id (id);
2133 PluginInsert::set_state_dir (const std::string& d)
2135 // state() only saves the state of the first plugin
2136 _plugins[0]->set_state_dir (d);
2140 PluginInsert::set_parameter_state_2X (const XMLNode& node, int version)
2142 XMLNodeList nlist = node.children();
2143 XMLNodeIterator niter;
2145 /* look for port automation node */
2147 for (niter = nlist.begin(); niter != nlist.end(); ++niter) {
2149 if ((*niter)->name() != port_automation_node_name) {
2155 XMLNodeConstIterator iter;
2160 cnodes = (*niter)->children ("port");
2162 for (iter = cnodes.begin(); iter != cnodes.end(); ++iter){
2166 if ((cprop = child->property("number")) != 0) {
2167 port = cprop->value().c_str();
2169 warning << _("PluginInsert: Auto: no ladspa port number") << endmsg;
2173 sscanf (port, "%" PRIu32, &port_id);
2175 if (port_id >= _plugins[0]->parameter_count()) {
2176 warning << _("PluginInsert: Auto: port id out of range") << endmsg;
2180 boost::shared_ptr<AutomationControl> c = boost::dynamic_pointer_cast<AutomationControl>(
2181 control(Evoral::Parameter(PluginAutomation, 0, port_id), true));
2183 if (c && c->alist()) {
2184 if (!child->children().empty()) {
2185 c->alist()->set_state (*child->children().front(), version);
2187 /* In some cases 2.X saves lists with min_yval and max_yval
2188 being FLT_MIN and FLT_MAX respectively. This causes problems
2189 in A3 because these min/max values are used to compute
2190 where GUI control points should be drawn. If we see such
2191 values, `correct' them to the min/max of the appropriate
2195 float min_y = c->alist()->get_min_y ();
2196 float max_y = c->alist()->get_max_y ();
2198 ParameterDescriptor desc;
2199 _plugins.front()->get_parameter_descriptor (port_id, desc);
2201 if (min_y == FLT_MIN) {
2205 if (max_y == FLT_MAX) {
2209 c->alist()->set_yrange (min_y, max_y);
2212 error << string_compose (_("PluginInsert: automatable control %1 not found - ignored"), port_id) << endmsg;
2224 PluginInsert::describe_parameter (Evoral::Parameter param)
2226 if (param.type() == PluginAutomation) {
2227 return _plugins[0]->describe_parameter (param);
2228 } else if (param.type() == PluginPropertyAutomation) {
2229 boost::shared_ptr<AutomationControl> c(automation_control(param));
2230 if (c && !c->desc().label.empty()) {
2231 return c->desc().label;
2234 return Automatable::describe_parameter(param);
2238 PluginInsert::signal_latency() const
2240 if (_user_latency) {
2241 return _user_latency;
2244 return _plugins[0]->signal_latency ();
2248 PluginInsert::type ()
2250 return plugin()->get_info()->type;
2253 PluginInsert::PluginControl::PluginControl (PluginInsert* p,
2254 const Evoral::Parameter& param,
2255 const ParameterDescriptor& desc,
2256 boost::shared_ptr<AutomationList> list)
2257 : AutomationControl (p->session(), param, desc, list, p->describe_parameter(param))
2261 alist()->reset_default (desc.normal);
2263 list->set_interpolation(Evoral::ControlList::Discrete);
2268 set_flags(Controllable::Toggle);
2272 /** @param val `user' value */
2274 PluginInsert::PluginControl::set_value (double user_val, PBD::Controllable::GroupControlDisposition group_override)
2277 _set_value (user_val, group_override);
2281 PluginInsert::PluginControl::set_value_unchecked (double user_val)
2283 /* used only by automation playback */
2284 _set_value (user_val, Controllable::NoGroup);
2288 PluginInsert::PluginControl::_set_value (double user_val, PBD::Controllable::GroupControlDisposition group_override)
2290 /* FIXME: probably should be taking out some lock here.. */
2292 for (Plugins::iterator i = _plugin->_plugins.begin(); i != _plugin->_plugins.end(); ++i) {
2293 (*i)->set_parameter (_list->parameter().id(), user_val);
2296 boost::shared_ptr<Plugin> iasp = _plugin->_impulseAnalysisPlugin.lock();
2298 iasp->set_parameter (_list->parameter().id(), user_val);
2301 AutomationControl::set_value (user_val, group_override);
2305 PluginInsert::PluginControl::catch_up_with_external_value (double user_val)
2307 AutomationControl::set_value (user_val, Controllable::NoGroup);
2311 PluginInsert::PluginControl::get_state ()
2315 XMLNode& node (AutomationControl::get_state());
2316 ss << parameter().id();
2317 node.add_property (X_("parameter"), ss.str());
2319 boost::shared_ptr<LV2Plugin> lv2plugin = boost::dynamic_pointer_cast<LV2Plugin> (_plugin->_plugins[0]);
2321 node.add_property (X_("symbol"), lv2plugin->port_symbol (parameter().id()));
2328 /** @return `user' val */
2330 PluginInsert::PluginControl::get_value () const
2332 boost::shared_ptr<Plugin> plugin = _plugin->plugin (0);
2338 return plugin->get_parameter (_list->parameter().id());
2341 PluginInsert::PluginPropertyControl::PluginPropertyControl (PluginInsert* p,
2342 const Evoral::Parameter& param,
2343 const ParameterDescriptor& desc,
2344 boost::shared_ptr<AutomationList> list)
2345 : AutomationControl (p->session(), param, desc, list)
2349 alist()->set_yrange (desc.lower, desc.upper);
2350 alist()->reset_default (desc.normal);
2354 set_flags(Controllable::Toggle);
2359 PluginInsert::PluginPropertyControl::set_value (double user_val, PBD::Controllable::GroupControlDisposition /* group_override*/)
2362 set_value_unchecked (user_val);
2367 PluginInsert::PluginPropertyControl::set_value_unchecked (double user_val)
2369 /* Old numeric set_value(), coerce to appropriate datatype if possible.
2370 This is lossy, but better than nothing until Ardour's automation system
2371 can handle various datatypes all the way down. */
2372 const Variant value(_desc.datatype, user_val);
2373 if (value.type() == Variant::NOTHING) {
2374 error << "set_value(double) called for non-numeric property" << endmsg;
2378 for (Plugins::iterator i = _plugin->_plugins.begin(); i != _plugin->_plugins.end(); ++i) {
2379 (*i)->set_property(_list->parameter().id(), value);
2383 AutomationControl::set_value (user_val, Controllable::NoGroup);
2387 PluginInsert::PluginPropertyControl::get_state ()
2391 XMLNode& node (AutomationControl::get_state());
2392 ss << parameter().id();
2393 node.add_property (X_("property"), ss.str());
2394 node.remove_property (X_("value"));
2400 PluginInsert::PluginPropertyControl::get_value () const
2402 return _value.to_double();
2405 boost::shared_ptr<Plugin>
2406 PluginInsert::get_impulse_analysis_plugin()
2408 boost::shared_ptr<Plugin> ret;
2409 if (_impulseAnalysisPlugin.expired()) {
2410 ret = plugin_factory(_plugins[0]);
2411 ret->configure_io (internal_input_streams (), internal_output_streams ());
2412 _impulseAnalysisPlugin = ret;
2414 ret = _impulseAnalysisPlugin.lock();
2421 PluginInsert::collect_signal_for_analysis (framecnt_t nframes)
2423 // called from outside the audio thread, so this should be safe
2424 // only do audio as analysis is (currently) only for audio plugins
2425 _signal_analysis_inputs.ensure_buffers( DataType::AUDIO, internal_input_streams().n_audio(), nframes);
2426 _signal_analysis_outputs.ensure_buffers( DataType::AUDIO, internal_output_streams().n_audio(), nframes);
2428 _signal_analysis_collected_nframes = 0;
2429 _signal_analysis_collect_nframes_max = nframes;
2432 /** Add a plugin to our list */
2434 PluginInsert::add_plugin (boost::shared_ptr<Plugin> plugin)
2436 plugin->set_insert_id (this->id());
2438 if (_plugins.empty()) {
2439 /* first (and probably only) plugin instance - connect to relevant signals */
2441 plugin->ParameterChangedExternally.connect_same_thread (*this, boost::bind (&PluginInsert::parameter_changed_externally, this, _1, _2));
2442 plugin->StartTouch.connect_same_thread (*this, boost::bind (&PluginInsert::start_touch, this, _1));
2443 plugin->EndTouch.connect_same_thread (*this, boost::bind (&PluginInsert::end_touch, this, _1));
2444 plugin->LatencyChanged.connect_same_thread (*this, boost::bind (&PluginInsert::latency_changed, this, _1, _2));
2445 // cache sidechain port count
2446 _cached_sidechain_pins.reset ();
2447 const ChanCount& nis (plugin->get_info()->n_inputs);
2448 for (DataType::iterator t = DataType::begin(); t != DataType::end(); ++t) {
2449 for (uint32_t in = 0; in < nis.get (*t); ++in) {
2450 const Plugin::IOPortDescription& iod (plugin->describe_io_port (*t, true, in));
2451 if (iod.is_sidechain) {
2452 _cached_sidechain_pins.set (*t, 1 + _cached_sidechain_pins.n(*t));
2457 #if (defined WINDOWS_VST_SUPPORT || defined LXVST_SUPPORT)
2458 boost::shared_ptr<VSTPlugin> vst = boost::dynamic_pointer_cast<VSTPlugin> (plugin);
2460 vst->set_insert (this, _plugins.size ());
2463 _plugins.push_back (plugin);
2467 PluginInsert::realtime_handle_transport_stopped ()
2469 for (Plugins::iterator i = _plugins.begin(); i != _plugins.end(); ++i) {
2470 (*i)->realtime_handle_transport_stopped ();
2475 PluginInsert::realtime_locate ()
2477 for (Plugins::iterator i = _plugins.begin(); i != _plugins.end(); ++i) {
2478 (*i)->realtime_locate ();
2483 PluginInsert::monitoring_changed ()
2485 for (Plugins::iterator i = _plugins.begin(); i != _plugins.end(); ++i) {
2486 (*i)->monitoring_changed ();
2491 PluginInsert::latency_changed (framecnt_t, framecnt_t)
2493 // this is called in RT context, LatencyChanged is emitted after run()
2494 _latency_changed = true;
2498 PluginInsert::start_touch (uint32_t param_id)
2500 boost::shared_ptr<AutomationControl> ac = automation_control (Evoral::Parameter (PluginAutomation, 0, param_id));
2502 ac->start_touch (session().audible_frame());
2507 PluginInsert::end_touch (uint32_t param_id)
2509 boost::shared_ptr<AutomationControl> ac = automation_control (Evoral::Parameter (PluginAutomation, 0, param_id));
2511 ac->stop_touch (true, session().audible_frame());
2515 std::ostream& operator<<(std::ostream& o, const ARDOUR::PluginInsert::Match& m)
2518 case PluginInsert::Impossible: o << "Impossible"; break;
2519 case PluginInsert::Delegate: o << "Delegate"; break;
2520 case PluginInsert::NoInputs: o << "NoInputs"; break;
2521 case PluginInsert::ExactMatch: o << "ExactMatch"; break;
2522 case PluginInsert::Replicate: o << "Replicate"; break;
2523 case PluginInsert::Split: o << "Split"; break;
2524 case PluginInsert::Hide: o << "Hide"; break;
2526 o << " cnt: " << m.plugins
2527 << (m.strict_io ? " strict-io" : "")
2528 << (m.custom_cfg ? " custom-cfg" : "");
2529 if (m.method == PluginInsert::Hide) {
2530 o << " hide: " << m.hide;