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 if (_strict_io && ic + stride * pc >= cend) {
1286 /* connect *no* sidechain sinks in round-robin fashion */
1287 _in_map[pc].set (*t, in, ic + stride * pc);
1288 if (_strict_io && (ic + 1) == cend) {
1291 ic = (ic + 1) % cend;
1293 uint32_t s = in - shift;
1294 if (stride * pc + s < cend) {
1295 _in_map[pc].set (*t, in, s + stride * pc);
1303 /* build output map */
1305 for (Plugins::iterator i = _plugins.begin(); i != _plugins.end(); ++i, ++pc) {
1306 _out_map[pc] = ChanMapping (ChanCount::min (natural_output_streams(), _configured_out));
1307 for (DataType::iterator t = DataType::begin(); t != DataType::end(); ++t) {
1308 _out_map[pc].offset_to(*t, pc * natural_output_streams().get(*t));
1313 if (old_in == _in_map && old_out == _out_map) {
1317 PluginMapChanged (); /* EMIT SIGNAL */
1318 _mapping_changed = true;
1319 _session.set_dirty();
1325 PluginInsert::configure_io (ChanCount in, ChanCount out)
1327 Match old_match = _match;
1329 ChanCount old_internal;
1333 old_in = _configured_in;
1334 old_internal = _configured_internal;
1335 old_out = _configured_out;
1338 _configured_in = in;
1339 _configured_internal = in;
1340 _configured_out = out;
1343 /* TODO hide midi-bypass, and custom outs. Best /fake/ "out" here.
1344 * (currently _sidechain->configure_io always succeeds
1345 * since Processor::configure_io() succeeds)
1347 if (!_sidechain->configure_io (in, out)) {
1348 DEBUG_TRACE (DEBUG::ChanMapping, "Sidechain configuration failed\n");
1351 _configured_internal += _sidechain->input()->n_ports();
1354 /* get plugin configuration */
1355 _match = private_can_support_io_configuration (in, out);
1357 if (DEBUG_ENABLED(DEBUG::ChanMapping)) {
1359 DEBUG_STR_APPEND(a, string_compose ("Match '%1': ", name()));
1360 DEBUG_STR_APPEND(a, _match);
1361 DEBUG_TRACE (DEBUG::ChanMapping, DEBUG_STR(a).str());
1365 /* set the matching method and number of plugins that we will use to meet this configuration */
1366 if (set_count (_match.plugins) == false) {
1367 PluginIoReConfigure (); /* EMIT SIGNAL */
1368 _configured = false;
1372 /* configure plugins */
1373 switch (_match.method) {
1376 if (_plugins.front()->configure_io (natural_input_streams(), out) == false) {
1377 PluginIoReConfigure (); /* EMIT SIGNAL */
1378 _configured = false;
1386 bool const r = _plugins.front()->can_support_io_configuration (in, dout, &useins);
1388 assert (_match.strict_io || dout.n_audio() == out.n_audio()); // sans midi bypass
1389 if (useins.n_audio() == 0) {
1392 if (_plugins.front()->configure_io (useins, dout) == false) {
1393 PluginIoReConfigure (); /* EMIT SIGNAL */
1394 _configured = false;
1400 if (_plugins.front()->configure_io (in, out) == false) {
1401 PluginIoReConfigure (); /* EMIT SIGNAL */
1402 _configured = false;
1408 bool mapping_changed = false;
1409 if (old_in == in && old_out == out
1411 && old_match.method == _match.method
1412 && _in_map.size() == _out_map.size()
1413 && _in_map.size() == get_count ()
1415 /* If the configuration has not changed, keep the mapping */
1416 if (old_internal != _configured_internal) {
1417 mapping_changed = sanitize_maps ();
1419 } else if (_match.custom_cfg && _configured) {
1420 mapping_changed = sanitize_maps ();
1423 if (is_channelstrip ()) { _maps_from_state = false; }
1425 if (_maps_from_state) {
1426 _maps_from_state = false;
1427 mapping_changed = true;
1430 /* generate a new mapping */
1431 mapping_changed = reset_map (false);
1435 if (mapping_changed) {
1436 PluginMapChanged (); /* EMIT SIGNAL */
1439 if (DEBUG_ENABLED(DEBUG::ChanMapping)) {
1442 DEBUG_STR_APPEND(a, "\n--------<<--------\n");
1443 for (Plugins::iterator i = _plugins.begin(); i != _plugins.end(); ++i, ++pc) {
1445 DEBUG_STR_APPEND(a, "----><----\n");
1447 DEBUG_STR_APPEND(a, string_compose ("Channel Map for %1 plugin %2\n", name(), pc));
1448 DEBUG_STR_APPEND(a, " * Inputs:\n");
1449 DEBUG_STR_APPEND(a, _in_map[pc]);
1450 DEBUG_STR_APPEND(a, " * Outputs:\n");
1451 DEBUG_STR_APPEND(a, _out_map[pc]);
1453 DEBUG_STR_APPEND(a, " * Thru:\n");
1454 DEBUG_STR_APPEND(a, _thru_map);
1455 DEBUG_STR_APPEND(a, "-------->>--------\n");
1456 DEBUG_TRACE (DEBUG::ChanMapping, DEBUG_STR(a).str());
1461 _no_inplace = check_inplace ();
1462 _mapping_changed = false;
1464 /* only the "noinplace_buffers" thread buffers need to be this large,
1465 * this can be optimized. other buffers are fine with
1466 * ChanCount::max (natural_input_streams (), natural_output_streams())
1468 _required_buffers = natural_input_streams () + natural_output_streams() * get_count();
1470 if (old_in != in || old_out != out || old_internal != _configured_internal
1471 || (old_match.method != _match.method && (old_match.method == Split || _match.method == Split))
1473 PluginIoReConfigure (); /* EMIT SIGNAL */
1476 _delaybuffers.configure (_configured_out, _plugins.front()->max_latency ());
1477 _latency_changed = true;
1479 // we don't know the analysis window size, so we must work with the
1480 // current buffer size here. each request for data fills in these
1481 // buffers and the analyser makes sure it gets enough data for the
1483 session().ensure_buffer_set (_signal_analysis_inputs, in);
1484 //_signal_analysis_inputs.set_count (in);
1486 session().ensure_buffer_set (_signal_analysis_outputs, out);
1487 //_signal_analysis_outputs.set_count (out);
1489 // std::cerr << "set counts to i" << in.n_audio() << "/o" << out.n_audio() << std::endl;
1492 return Processor::configure_io (in, out);
1495 /** Decide whether this PluginInsert can support a given IO configuration.
1496 * To do this, we run through a set of possible solutions in rough order of
1499 * @param in Required input channel count.
1500 * @param out Filled in with the output channel count if we return true.
1501 * @return true if the given IO configuration can be supported.
1504 PluginInsert::can_support_io_configuration (const ChanCount& in, ChanCount& out)
1507 _sidechain->can_support_io_configuration (in, out); // never fails, sets "out"
1509 return private_can_support_io_configuration (in, out).method != Impossible;
1512 /** A private version of can_support_io_configuration which returns the method
1513 * by which the configuration can be matched, rather than just whether or not
1517 PluginInsert::private_can_support_io_configuration (ChanCount const & inx, ChanCount& out) const
1519 if (_plugins.empty()) {
1524 if (is_channelstrip ()) {
1526 return Match (ExactMatch, 1);
1530 /* if a user specified a custom cfg, so be it. */
1533 return Match (ExactMatch, get_count(), _strict_io, true); // XXX
1536 /* try automatic configuration */
1537 Match m = PluginInsert::automatic_can_support_io_configuration (inx, out);
1539 PluginInfoPtr info = _plugins.front()->get_info();
1540 ChanCount inputs = info->n_inputs;
1541 ChanCount outputs = info->n_outputs;
1543 /* handle case strict-i/o */
1544 if (_strict_io && m.method != Impossible) {
1547 /* special case MIDI instruments */
1548 if (needs_midi_input ()) {
1549 // output = midi-bypass + at most master-out channels.
1550 ChanCount max_out (DataType::AUDIO, 2); // TODO use master-out
1551 max_out.set (DataType::MIDI, out.get(DataType::MIDI));
1552 out = ChanCount::min (out, max_out);
1553 DEBUG_TRACE (DEBUG::ChanMapping, string_compose ("special case strict-i/o instrument: %1\n", name()));
1559 if (inx.n_audio () != out.n_audio ()) { // ignore midi bypass
1560 /* replicate processor to match output count (generators and such)
1561 * at least enough to feed every output port. */
1562 uint32_t f = 1; // at least one. e.g. control data filters, no in, no out.
1563 for (DataType::iterator t = DataType::begin(); t != DataType::end(); ++t) {
1564 uint32_t nout = outputs.get (*t);
1565 if (nout == 0 || inx.get(*t) == 0) { continue; }
1566 f = max (f, (uint32_t) ceil (inx.get(*t) / (float)nout));
1569 DEBUG_TRACE (DEBUG::ChanMapping, string_compose ("special case strict-i/o generator: %1\n", name()));
1570 return Match (Replicate, f, _strict_io);
1581 if (m.method != Impossible) {
1585 ChanCount ns_inputs = inputs - sidechain_input_pins ();
1587 DEBUG_TRACE (DEBUG::ChanMapping, string_compose ("resolving 'Impossible' match for %1\n", name()));
1589 if (info->reconfigurable_io()) {
1591 // TODO add sidechains here
1592 bool const r = _plugins.front()->can_support_io_configuration (inx, out, &useins);
1594 // houston, we have a problem.
1595 return Match (Impossible, 0);
1597 return Match (Delegate, 1, _strict_io);
1600 ChanCount midi_bypass;
1601 if (inx.get(DataType::MIDI) == 1 && outputs.get(DataType::MIDI) == 0) {
1602 midi_bypass.set (DataType::MIDI, 1);
1605 // add at least as many plugins so that output count matches input count (w/o sidechain pins)
1607 for (DataType::iterator t = DataType::begin(); t != DataType::end(); ++t) {
1608 uint32_t nin = ns_inputs.get (*t);
1609 uint32_t nout = outputs.get (*t);
1610 if (nin == 0 || inx.get(*t) == 0) { continue; }
1611 // prefer floor() so the count won't overly increase IFF (nin < nout)
1612 f = max (f, (uint32_t) floor (inx.get(*t) / (float)nout));
1614 if (f > 0 && outputs * f >= _configured_out) {
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 (w/o sidechain pins)
1621 for (DataType::iterator t = DataType::begin(); t != DataType::end(); ++t) {
1622 uint32_t nin = ns_inputs.get (*t);
1623 if (nin == 0 || inx.get(*t) == 0) { continue; }
1624 f = max (f, (uint32_t) ceil (inx.get(*t) / (float)nin));
1627 out = outputs * f + midi_bypass;
1628 return Match (Replicate, f, _strict_io);
1631 // add at least as many plugins needed to connect all inputs
1633 for (DataType::iterator t = DataType::begin(); t != DataType::end(); ++t) {
1634 uint32_t nin = inputs.get (*t);
1635 if (nin == 0 || inx.get(*t) == 0) { continue; }
1636 f = max (f, (uint32_t) ceil (inx.get(*t) / (float)nin));
1638 out = outputs * f + midi_bypass;
1639 return Match (Replicate, f, _strict_io);
1642 /* this is the original Ardour 3/4 behavior, mainly for backwards compatibility */
1644 PluginInsert::automatic_can_support_io_configuration (ChanCount const & inx, ChanCount& out) const
1646 if (_plugins.empty()) {
1650 PluginInfoPtr info = _plugins.front()->get_info();
1651 ChanCount in; in += inx;
1652 ChanCount midi_bypass;
1654 if (info->reconfigurable_io()) {
1655 /* Plugin has flexible I/O, so delegate to it */
1656 bool const r = _plugins.front()->can_support_io_configuration (in, out);
1658 return Match (Impossible, 0);
1660 return Match (Delegate, 1);
1663 ChanCount inputs = info->n_inputs;
1664 ChanCount outputs = info->n_outputs;
1665 ChanCount ns_inputs = inputs - sidechain_input_pins ();
1667 if (in.get(DataType::MIDI) == 1 && outputs.get(DataType::MIDI) == 0) {
1668 DEBUG_TRACE (DEBUG::ChanMapping, string_compose ("bypassing midi-data around %1\n", name()));
1669 midi_bypass.set (DataType::MIDI, 1);
1671 if (in.get(DataType::MIDI) == 1 && inputs.get(DataType::MIDI) == 0) {
1672 DEBUG_TRACE (DEBUG::ChanMapping, string_compose ("hiding midi-port from plugin %1\n", name()));
1673 in.set(DataType::MIDI, 0);
1676 // add internally provided sidechain ports
1677 ChanCount insc = in + sidechain_input_ports ();
1679 bool no_inputs = true;
1680 for (DataType::iterator t = DataType::begin(); t != DataType::end(); ++t) {
1681 if (inputs.get (*t) != 0) {
1688 /* no inputs so we can take any input configuration since we throw it away */
1689 out = outputs + midi_bypass;
1690 return Match (NoInputs, 1);
1693 /* Plugin inputs match requested inputs + side-chain-ports exactly */
1694 if (inputs == insc) {
1695 out = outputs + midi_bypass;
1696 return Match (ExactMatch, 1);
1699 /* Plugin inputs matches without side-chain-pins */
1700 if (ns_inputs == in) {
1701 out = outputs + midi_bypass;
1702 return Match (ExactMatch, 1);
1705 /* We may be able to run more than one copy of the plugin within this insert
1706 to cope with the insert having more inputs than the plugin.
1707 We allow replication only for plugins with either zero or 1 inputs and outputs
1708 for every valid data type.
1712 bool can_replicate = true;
1713 for (DataType::iterator t = DataType::begin(); t != DataType::end() && can_replicate; ++t) {
1715 // ignore side-chains
1716 uint32_t nin = ns_inputs.get (*t);
1718 // No inputs of this type
1719 if (nin == 0 && in.get(*t) == 0) {
1723 if (nin != 1 || outputs.get (*t) != 1) {
1724 can_replicate = false;
1728 // Potential factor not set yet
1730 f = in.get(*t) / nin;
1733 // Factor for this type does not match another type, can not replicate
1734 if (f != (in.get(*t) / nin)) {
1735 can_replicate = false;
1740 if (can_replicate && f > 0) {
1741 for (DataType::iterator t = DataType::begin(); t != DataType::end(); ++t) {
1742 out.set (*t, outputs.get(*t) * f);
1745 return Match (Replicate, f);
1748 /* If the processor has exactly one input of a given type, and
1749 the plugin has more, we can feed the single processor input
1750 to some or all of the plugin inputs. This is rather
1751 special-case-y, but the 1-to-many case is by far the
1752 simplest. How do I split thy 2 processor inputs to 3
1753 plugin inputs? Let me count the ways ...
1756 bool can_split = true;
1757 for (DataType::iterator t = DataType::begin(); t != DataType::end(); ++t) {
1759 bool const can_split_type = (in.get (*t) == 1 && ns_inputs.get (*t) > 1);
1760 bool const nothing_to_do_for_type = (in.get (*t) == 0 && inputs.get (*t) == 0);
1762 if (!can_split_type && !nothing_to_do_for_type) {
1768 out = outputs + midi_bypass;
1769 return Match (Split, 1);
1772 /* If the plugin has more inputs than we want, we can `hide' some of them
1773 by feeding them silence.
1776 bool could_hide = false;
1777 bool cannot_hide = false;
1778 ChanCount hide_channels;
1780 for (DataType::iterator t = DataType::begin(); t != DataType::end(); ++t) {
1781 if (inputs.get(*t) > in.get(*t)) {
1782 /* there is potential to hide, since the plugin has more inputs of type t than the insert */
1783 hide_channels.set (*t, inputs.get(*t) - in.get(*t));
1785 } else if (inputs.get(*t) < in.get(*t)) {
1786 /* we definitely cannot hide, since the plugin has fewer inputs of type t than the insert */
1791 if (could_hide && !cannot_hide) {
1792 out = outputs + midi_bypass;
1793 return Match (Hide, 1, false, false, hide_channels);
1796 return Match (Impossible, 0);
1801 PluginInsert::get_state ()
1803 return state (true);
1807 PluginInsert::state (bool full)
1809 XMLNode& node = Processor::state (full);
1811 node.add_property("type", _plugins[0]->state_node_name());
1812 node.add_property("unique-id", _plugins[0]->unique_id());
1813 node.add_property("count", string_compose("%1", _plugins.size()));
1815 /* remember actual i/o configuration (for later placeholder
1816 * in case the plugin goes missing) */
1817 node.add_child_nocopy (* _configured_in.state (X_("ConfiguredInput")));
1818 node.add_child_nocopy (* _configured_out.state (X_("ConfiguredOutput")));
1820 /* save custom i/o config */
1821 node.add_property("custom", _custom_cfg ? "yes" : "no");
1822 for (uint32_t pc = 0; pc < get_count(); ++pc) {
1824 snprintf (tmp, sizeof(tmp), "InputMap-%d", pc);
1825 node.add_child_nocopy (* _in_map[pc].state (tmp));
1826 snprintf (tmp, sizeof(tmp), "OutputMap-%d", pc);
1827 node.add_child_nocopy (* _out_map[pc].state (tmp));
1829 node.add_child_nocopy (* _thru_map.state ("ThruMap"));
1832 node.add_child_nocopy (_sidechain->state (full));
1835 _plugins[0]->set_insert_id(this->id());
1836 node.add_child_nocopy (_plugins[0]->get_state());
1838 for (Controls::iterator c = controls().begin(); c != controls().end(); ++c) {
1839 boost::shared_ptr<AutomationControl> ac = boost::dynamic_pointer_cast<AutomationControl> ((*c).second);
1841 node.add_child_nocopy (ac->get_state());
1849 PluginInsert::set_control_ids (const XMLNode& node, int version)
1851 const XMLNodeList& nlist = node.children();
1852 XMLNodeConstIterator iter;
1853 set<Evoral::Parameter>::const_iterator p;
1855 for (iter = nlist.begin(); iter != nlist.end(); ++iter) {
1856 if ((*iter)->name() == Controllable::xml_node_name) {
1857 const XMLProperty* prop;
1859 uint32_t p = (uint32_t)-1;
1861 if ((prop = (*iter)->property (X_("symbol"))) != 0) {
1862 boost::shared_ptr<LV2Plugin> lv2plugin = boost::dynamic_pointer_cast<LV2Plugin> (_plugins[0]);
1864 p = lv2plugin->port_index(prop->value().c_str());
1868 if (p == (uint32_t)-1 && (prop = (*iter)->property (X_("parameter"))) != 0) {
1869 p = atoi (prop->value());
1872 if (p != (uint32_t)-1) {
1874 /* this may create the new controllable */
1876 boost::shared_ptr<Evoral::Control> c = control (Evoral::Parameter (PluginAutomation, 0, p));
1878 #ifndef NO_PLUGIN_STATE
1882 boost::shared_ptr<AutomationControl> ac = boost::dynamic_pointer_cast<AutomationControl> (c);
1884 ac->set_state (**iter, version);
1893 PluginInsert::set_state(const XMLNode& node, int version)
1895 XMLNodeList nlist = node.children();
1896 XMLNodeIterator niter;
1897 XMLPropertyList plist;
1898 const XMLProperty *prop;
1899 ARDOUR::PluginType type;
1901 if ((prop = node.property ("type")) == 0) {
1902 error << _("XML node describing plugin is missing the `type' field") << endmsg;
1906 if (prop->value() == X_("ladspa") || prop->value() == X_("Ladspa")) { /* handle old school sessions */
1907 type = ARDOUR::LADSPA;
1908 } else if (prop->value() == X_("lv2")) {
1910 } else if (prop->value() == X_("windows-vst")) {
1911 type = ARDOUR::Windows_VST;
1912 } else if (prop->value() == X_("lxvst")) {
1913 type = ARDOUR::LXVST;
1914 } else if (prop->value() == X_("audiounit")) {
1915 type = ARDOUR::AudioUnit;
1916 } else if (prop->value() == X_("luaproc")) {
1919 error << string_compose (_("unknown plugin type %1 in plugin insert state"),
1925 prop = node.property ("unique-id");
1928 #ifdef WINDOWS_VST_SUPPORT
1929 /* older sessions contain VST plugins with only an "id" field.
1932 if (type == ARDOUR::Windows_VST) {
1933 prop = node.property ("id");
1937 #ifdef LXVST_SUPPORT
1938 /*There shouldn't be any older sessions with linuxVST support.. but anyway..*/
1940 if (type == ARDOUR::LXVST) {
1941 prop = node.property ("id");
1947 error << _("Plugin has no unique ID field") << endmsg;
1952 boost::shared_ptr<Plugin> plugin = find_plugin (_session, prop->value(), type);
1954 /* treat linux and windows VST plugins equivalent if they have the same uniqueID
1955 * allow to move sessions windows <> linux */
1956 #ifdef LXVST_SUPPORT
1957 if (plugin == 0 && type == ARDOUR::Windows_VST) {
1958 type = ARDOUR::LXVST;
1959 plugin = find_plugin (_session, prop->value(), type);
1963 #ifdef WINDOWS_VST_SUPPORT
1964 if (plugin == 0 && type == ARDOUR::LXVST) {
1965 type = ARDOUR::Windows_VST;
1966 plugin = find_plugin (_session, prop->value(), type);
1971 error << string_compose(
1972 _("Found a reference to a plugin (\"%1\") that is unknown.\n"
1973 "Perhaps it was removed or moved since it was last used."),
1979 if (type == ARDOUR::Lua) {
1980 XMLNode *ls = node.child (plugin->state_node_name().c_str());
1981 // we need to load the script to set the name and parameters.
1982 boost::shared_ptr<LuaProc> lp = boost::dynamic_pointer_cast<LuaProc>(plugin);
1984 lp->set_script_from_state (*ls);
1988 // The name of the PluginInsert comes from the plugin, nothing else
1989 _name = plugin->get_info()->name;
1993 // Processor::set_state() will set this, but too late
1994 // for it to be available when setting up plugin
1995 // state. We can't call Processor::set_state() until
1996 // the plugins themselves are created and added.
2000 if (_plugins.empty()) {
2001 /* if we are adding the first plugin, we will need to set
2002 up automatable controls.
2004 add_plugin (plugin);
2005 create_automatable_parameters ();
2006 set_control_ids (node, version);
2009 if ((prop = node.property ("count")) != 0) {
2010 sscanf (prop->value().c_str(), "%u", &count);
2013 if (_plugins.size() != count) {
2014 for (uint32_t n = 1; n < count; ++n) {
2015 add_plugin (plugin_factory (plugin));
2019 Processor::set_state (node, version);
2021 PBD::ID new_id = this->id();
2022 PBD::ID old_id = this->id();
2024 if ((prop = node.property ("id")) != 0) {
2025 old_id = prop->value ();
2028 for (niter = nlist.begin(); niter != nlist.end(); ++niter) {
2030 /* find the node with the type-specific node name ("lv2", "ladspa", etc)
2031 and set all plugins to the same state.
2034 if ((*niter)->name() == plugin->state_node_name()) {
2036 for (Plugins::iterator i = _plugins.begin(); i != _plugins.end(); ++i) {
2037 /* Plugin state can include external files which are named after the ID.
2039 * If regenerate_xml_or_string_ids() is set, the ID will already have
2040 * been changed, so we need to use the old ID from the XML to load the
2041 * state and then update the ID.
2043 * When copying a plugin-state, route_ui takes care of of updating the ID,
2044 * but we need to call set_insert_id() to clear the cached plugin-state
2045 * and force a change.
2047 if (!regenerate_xml_or_string_ids ()) {
2048 (*i)->set_insert_id (new_id);
2050 (*i)->set_insert_id (old_id);
2053 (*i)->set_state (**niter, version);
2055 if (regenerate_xml_or_string_ids ()) {
2056 (*i)->set_insert_id (new_id);
2064 if (version < 3000) {
2066 /* Only 2.X sessions need a call to set_parameter_state() - in 3.X and above
2067 this is all handled by Automatable
2070 for (niter = nlist.begin(); niter != nlist.end(); ++niter) {
2071 if ((*niter)->name() == "Redirect") {
2072 /* XXX do we need to tackle placement? i think not (pd; oct 16 2009) */
2073 Processor::set_state (**niter, version);
2078 set_parameter_state_2X (node, version);
2081 if ((prop = node.property (X_("custom"))) != 0) {
2082 _custom_cfg = string_is_affirmative (prop->value());
2085 uint32_t in_maps = 0;
2086 uint32_t out_maps = 0;
2087 XMLNodeList kids = node.children ();
2088 for (XMLNodeIterator i = kids.begin(); i != kids.end(); ++i) {
2089 if ((*i)->name() == X_("ConfiguredOutput")) {
2090 _custom_out = ChanCount(**i);
2092 if (strncmp ((*i)->name ().c_str(), X_("InputMap-"), 9) == 0) {
2093 long pc = atol (&((*i)->name().c_str()[9]));
2094 if (pc >=0 && pc <= get_count()) {
2095 _in_map[pc] = ChanMapping (**i);
2099 if (strncmp ((*i)->name ().c_str(), X_("OutputMap-"), 10) == 0) {
2100 long pc = atol (&((*i)->name().c_str()[10]));
2101 if (pc >=0 && pc <= get_count()) {
2102 _out_map[pc] = ChanMapping (**i);
2106 if ((*i)->name () == "ThruMap") {
2107 _thru_map = ChanMapping (**i);
2110 // sidechain is a Processor (IO)
2111 if ((*i)->name () == Processor::state_node_name) {
2115 _sidechain->set_state (**i, version);
2119 if (in_maps == out_maps && out_maps >0 && out_maps == get_count()) {
2120 _maps_from_state = true;
2123 for (Plugins::iterator i = _plugins.begin(); i != _plugins.end(); ++i) {
2127 (*i)->deactivate ();
2131 PluginConfigChanged (); /* EMIT SIGNAL */
2136 PluginInsert::update_id (PBD::ID id)
2139 for (Plugins::iterator i = _plugins.begin(); i != _plugins.end(); ++i) {
2140 (*i)->set_insert_id (id);
2145 PluginInsert::set_state_dir (const std::string& d)
2147 // state() only saves the state of the first plugin
2148 _plugins[0]->set_state_dir (d);
2152 PluginInsert::set_parameter_state_2X (const XMLNode& node, int version)
2154 XMLNodeList nlist = node.children();
2155 XMLNodeIterator niter;
2157 /* look for port automation node */
2159 for (niter = nlist.begin(); niter != nlist.end(); ++niter) {
2161 if ((*niter)->name() != port_automation_node_name) {
2167 XMLNodeConstIterator iter;
2172 cnodes = (*niter)->children ("port");
2174 for (iter = cnodes.begin(); iter != cnodes.end(); ++iter){
2178 if ((cprop = child->property("number")) != 0) {
2179 port = cprop->value().c_str();
2181 warning << _("PluginInsert: Auto: no ladspa port number") << endmsg;
2185 sscanf (port, "%" PRIu32, &port_id);
2187 if (port_id >= _plugins[0]->parameter_count()) {
2188 warning << _("PluginInsert: Auto: port id out of range") << endmsg;
2192 boost::shared_ptr<AutomationControl> c = boost::dynamic_pointer_cast<AutomationControl>(
2193 control(Evoral::Parameter(PluginAutomation, 0, port_id), true));
2195 if (c && c->alist()) {
2196 if (!child->children().empty()) {
2197 c->alist()->set_state (*child->children().front(), version);
2199 /* In some cases 2.X saves lists with min_yval and max_yval
2200 being FLT_MIN and FLT_MAX respectively. This causes problems
2201 in A3 because these min/max values are used to compute
2202 where GUI control points should be drawn. If we see such
2203 values, `correct' them to the min/max of the appropriate
2207 float min_y = c->alist()->get_min_y ();
2208 float max_y = c->alist()->get_max_y ();
2210 ParameterDescriptor desc;
2211 _plugins.front()->get_parameter_descriptor (port_id, desc);
2213 if (min_y == FLT_MIN) {
2217 if (max_y == FLT_MAX) {
2221 c->alist()->set_yrange (min_y, max_y);
2224 error << string_compose (_("PluginInsert: automatable control %1 not found - ignored"), port_id) << endmsg;
2236 PluginInsert::describe_parameter (Evoral::Parameter param)
2238 if (param.type() == PluginAutomation) {
2239 return _plugins[0]->describe_parameter (param);
2240 } else if (param.type() == PluginPropertyAutomation) {
2241 boost::shared_ptr<AutomationControl> c(automation_control(param));
2242 if (c && !c->desc().label.empty()) {
2243 return c->desc().label;
2246 return Automatable::describe_parameter(param);
2250 PluginInsert::signal_latency() const
2252 if (_user_latency) {
2253 return _user_latency;
2256 return _plugins[0]->signal_latency ();
2260 PluginInsert::type ()
2262 return plugin()->get_info()->type;
2265 PluginInsert::PluginControl::PluginControl (PluginInsert* p,
2266 const Evoral::Parameter& param,
2267 const ParameterDescriptor& desc,
2268 boost::shared_ptr<AutomationList> list)
2269 : AutomationControl (p->session(), param, desc, list, p->describe_parameter(param))
2273 alist()->reset_default (desc.normal);
2275 list->set_interpolation(Evoral::ControlList::Discrete);
2280 set_flags(Controllable::Toggle);
2284 /** @param val `user' value */
2286 PluginInsert::PluginControl::set_value (double user_val, PBD::Controllable::GroupControlDisposition group_override)
2289 _set_value (user_val, group_override);
2293 PluginInsert::PluginControl::set_value_unchecked (double user_val)
2295 /* used only by automation playback */
2296 _set_value (user_val, Controllable::NoGroup);
2300 PluginInsert::PluginControl::_set_value (double user_val, PBD::Controllable::GroupControlDisposition group_override)
2302 /* FIXME: probably should be taking out some lock here.. */
2304 for (Plugins::iterator i = _plugin->_plugins.begin(); i != _plugin->_plugins.end(); ++i) {
2305 (*i)->set_parameter (_list->parameter().id(), user_val);
2308 boost::shared_ptr<Plugin> iasp = _plugin->_impulseAnalysisPlugin.lock();
2310 iasp->set_parameter (_list->parameter().id(), user_val);
2313 AutomationControl::set_value (user_val, group_override);
2317 PluginInsert::PluginControl::catch_up_with_external_value (double user_val)
2319 AutomationControl::set_value (user_val, Controllable::NoGroup);
2323 PluginInsert::PluginControl::get_state ()
2327 XMLNode& node (AutomationControl::get_state());
2328 ss << parameter().id();
2329 node.add_property (X_("parameter"), ss.str());
2331 boost::shared_ptr<LV2Plugin> lv2plugin = boost::dynamic_pointer_cast<LV2Plugin> (_plugin->_plugins[0]);
2333 node.add_property (X_("symbol"), lv2plugin->port_symbol (parameter().id()));
2340 /** @return `user' val */
2342 PluginInsert::PluginControl::get_value () const
2344 boost::shared_ptr<Plugin> plugin = _plugin->plugin (0);
2350 return plugin->get_parameter (_list->parameter().id());
2353 PluginInsert::PluginPropertyControl::PluginPropertyControl (PluginInsert* p,
2354 const Evoral::Parameter& param,
2355 const ParameterDescriptor& desc,
2356 boost::shared_ptr<AutomationList> list)
2357 : AutomationControl (p->session(), param, desc, list)
2361 alist()->set_yrange (desc.lower, desc.upper);
2362 alist()->reset_default (desc.normal);
2366 set_flags(Controllable::Toggle);
2371 PluginInsert::PluginPropertyControl::set_value (double user_val, PBD::Controllable::GroupControlDisposition /* group_override*/)
2374 set_value_unchecked (user_val);
2379 PluginInsert::PluginPropertyControl::set_value_unchecked (double user_val)
2381 /* Old numeric set_value(), coerce to appropriate datatype if possible.
2382 This is lossy, but better than nothing until Ardour's automation system
2383 can handle various datatypes all the way down. */
2384 const Variant value(_desc.datatype, user_val);
2385 if (value.type() == Variant::NOTHING) {
2386 error << "set_value(double) called for non-numeric property" << endmsg;
2390 for (Plugins::iterator i = _plugin->_plugins.begin(); i != _plugin->_plugins.end(); ++i) {
2391 (*i)->set_property(_list->parameter().id(), value);
2395 AutomationControl::set_value (user_val, Controllable::NoGroup);
2399 PluginInsert::PluginPropertyControl::get_state ()
2403 XMLNode& node (AutomationControl::get_state());
2404 ss << parameter().id();
2405 node.add_property (X_("property"), ss.str());
2406 node.remove_property (X_("value"));
2412 PluginInsert::PluginPropertyControl::get_value () const
2414 return _value.to_double();
2417 boost::shared_ptr<Plugin>
2418 PluginInsert::get_impulse_analysis_plugin()
2420 boost::shared_ptr<Plugin> ret;
2421 if (_impulseAnalysisPlugin.expired()) {
2422 ret = plugin_factory(_plugins[0]);
2423 ret->configure_io (internal_input_streams (), internal_output_streams ());
2424 _impulseAnalysisPlugin = ret;
2426 ret = _impulseAnalysisPlugin.lock();
2433 PluginInsert::collect_signal_for_analysis (framecnt_t nframes)
2435 // called from outside the audio thread, so this should be safe
2436 // only do audio as analysis is (currently) only for audio plugins
2437 _signal_analysis_inputs.ensure_buffers( DataType::AUDIO, internal_input_streams().n_audio(), nframes);
2438 _signal_analysis_outputs.ensure_buffers( DataType::AUDIO, internal_output_streams().n_audio(), nframes);
2440 _signal_analysis_collected_nframes = 0;
2441 _signal_analysis_collect_nframes_max = nframes;
2444 /** Add a plugin to our list */
2446 PluginInsert::add_plugin (boost::shared_ptr<Plugin> plugin)
2448 plugin->set_insert_id (this->id());
2450 if (_plugins.empty()) {
2451 /* first (and probably only) plugin instance - connect to relevant signals */
2453 plugin->ParameterChangedExternally.connect_same_thread (*this, boost::bind (&PluginInsert::parameter_changed_externally, this, _1, _2));
2454 plugin->StartTouch.connect_same_thread (*this, boost::bind (&PluginInsert::start_touch, this, _1));
2455 plugin->EndTouch.connect_same_thread (*this, boost::bind (&PluginInsert::end_touch, this, _1));
2456 plugin->LatencyChanged.connect_same_thread (*this, boost::bind (&PluginInsert::latency_changed, this, _1, _2));
2457 // cache sidechain port count
2458 _cached_sidechain_pins.reset ();
2459 const ChanCount& nis (plugin->get_info()->n_inputs);
2460 for (DataType::iterator t = DataType::begin(); t != DataType::end(); ++t) {
2461 for (uint32_t in = 0; in < nis.get (*t); ++in) {
2462 const Plugin::IOPortDescription& iod (plugin->describe_io_port (*t, true, in));
2463 if (iod.is_sidechain) {
2464 _cached_sidechain_pins.set (*t, 1 + _cached_sidechain_pins.n(*t));
2469 #if (defined WINDOWS_VST_SUPPORT || defined LXVST_SUPPORT)
2470 boost::shared_ptr<VSTPlugin> vst = boost::dynamic_pointer_cast<VSTPlugin> (plugin);
2472 vst->set_insert (this, _plugins.size ());
2475 _plugins.push_back (plugin);
2479 PluginInsert::realtime_handle_transport_stopped ()
2481 for (Plugins::iterator i = _plugins.begin(); i != _plugins.end(); ++i) {
2482 (*i)->realtime_handle_transport_stopped ();
2487 PluginInsert::realtime_locate ()
2489 for (Plugins::iterator i = _plugins.begin(); i != _plugins.end(); ++i) {
2490 (*i)->realtime_locate ();
2495 PluginInsert::monitoring_changed ()
2497 for (Plugins::iterator i = _plugins.begin(); i != _plugins.end(); ++i) {
2498 (*i)->monitoring_changed ();
2503 PluginInsert::latency_changed (framecnt_t, framecnt_t)
2505 // this is called in RT context, LatencyChanged is emitted after run()
2506 _latency_changed = true;
2510 PluginInsert::start_touch (uint32_t param_id)
2512 boost::shared_ptr<AutomationControl> ac = automation_control (Evoral::Parameter (PluginAutomation, 0, param_id));
2514 ac->start_touch (session().audible_frame());
2519 PluginInsert::end_touch (uint32_t param_id)
2521 boost::shared_ptr<AutomationControl> ac = automation_control (Evoral::Parameter (PluginAutomation, 0, param_id));
2523 ac->stop_touch (true, session().audible_frame());
2527 std::ostream& operator<<(std::ostream& o, const ARDOUR::PluginInsert::Match& m)
2530 case PluginInsert::Impossible: o << "Impossible"; break;
2531 case PluginInsert::Delegate: o << "Delegate"; break;
2532 case PluginInsert::NoInputs: o << "NoInputs"; break;
2533 case PluginInsert::ExactMatch: o << "ExactMatch"; break;
2534 case PluginInsert::Replicate: o << "Replicate"; break;
2535 case PluginInsert::Split: o << "Split"; break;
2536 case PluginInsert::Hide: o << "Hide"; break;
2538 o << " cnt: " << m.plugins
2539 << (m.strict_io ? " strict-io" : "")
2540 << (m.custom_cfg ? " custom-cfg" : "");
2541 if (m.method == PluginInsert::Hide) {
2542 o << " hide: " << m.hide;