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"
39 #include "ardour/port.h"
42 #include "ardour/lv2_plugin.h"
45 #ifdef WINDOWS_VST_SUPPORT
46 #include "ardour/windows_vst_plugin.h"
50 #include "ardour/lxvst_plugin.h"
53 #ifdef AUDIOUNIT_SUPPORT
54 #include "ardour/audio_unit.h"
57 #include "ardour/session.h"
58 #include "ardour/types.h"
63 using namespace ARDOUR;
66 const string PluginInsert::port_automation_node_name = "PortAutomation";
68 PluginInsert::PluginInsert (Session& s, boost::shared_ptr<Plugin> plug)
69 : Processor (s, (plug ? plug->name() : string ("toBeRenamed")))
70 , _signal_analysis_collected_nframes(0)
71 , _signal_analysis_collect_nframes_max(0)
76 , _maps_from_state (false)
78 /* the first is the master */
82 create_automatable_parameters ();
83 const ChanCount& sc (sidechain_input_pins ());
84 if (sc.n_audio () > 0) {
85 add_sidechain (sc.n_audio ());
90 PluginInsert::~PluginInsert ()
95 PluginInsert::set_strict_io (bool b)
97 bool changed = _strict_io != b;
100 PluginConfigChanged (); /* EMIT SIGNAL */
105 PluginInsert::set_count (uint32_t num)
107 bool require_state = !_plugins.empty();
109 /* this is a bad idea.... we shouldn't do this while active.
110 only a route holding their redirect_lock should be calling this
115 } else if (num > _plugins.size()) {
116 uint32_t diff = num - _plugins.size();
118 for (uint32_t n = 0; n < diff; ++n) {
119 boost::shared_ptr<Plugin> p = plugin_factory (_plugins[0]);
123 XMLNode& state = _plugins[0]->get_state ();
124 p->set_state (state, Stateful::loading_state_version);
131 PluginConfigChanged (); /* EMIT SIGNAL */
133 } else if (num < _plugins.size()) {
134 uint32_t diff = _plugins.size() - num;
135 for (uint32_t n= 0; n < diff; ++n) {
138 PluginConfigChanged (); /* EMIT SIGNAL */
146 PluginInsert::set_outputs (const ChanCount& c)
148 bool changed = (_custom_out != c) && _custom_cfg;
151 PluginConfigChanged (); /* EMIT SIGNAL */
156 PluginInsert::set_custom_cfg (bool b)
158 bool changed = _custom_cfg != b;
161 PluginConfigChanged (); /* EMIT SIGNAL */
166 PluginInsert::set_preset_out (const ChanCount& c)
168 bool changed = _preset_out != c;
170 if (changed && !_custom_cfg) {
171 PluginConfigChanged (); /* EMIT SIGNAL */
177 PluginInsert::add_sidechain (uint32_t n_audio)
179 // caller must hold process lock
183 std::ostringstream n;
185 n << "Sidechain " << Session::next_name_id ();
187 n << "TO BE RESET FROM XML";
189 SideChain *sc = new SideChain (_session, n.str ());
190 _sidechain = boost::shared_ptr<SideChain> (sc);
191 _sidechain->activate ();
192 for (uint32_t n = 0; n < n_audio; ++n) {
193 _sidechain->input()->add_port ("", owner()); // add a port, don't connect.
195 PluginConfigChanged (); /* EMIT SIGNAL */
200 PluginInsert::del_sidechain ()
206 PluginConfigChanged (); /* EMIT SIGNAL */
211 PluginInsert::control_list_automation_state_changed (Evoral::Parameter which, AutoState s)
213 if (which.type() != PluginAutomation)
216 boost::shared_ptr<AutomationControl> c
217 = boost::dynamic_pointer_cast<AutomationControl>(control (which));
220 _plugins[0]->set_parameter (which.id(), c->list()->eval (_session.transport_frame()));
225 PluginInsert::output_streams() const
227 assert (_configured);
228 return _configured_out;
232 PluginInsert::input_streams() const
234 assert (_configured);
235 return _configured_in;
239 PluginInsert::internal_streams() const
241 assert (_configured);
242 return _configured_internal;
246 PluginInsert::internal_output_streams() const
248 assert (!_plugins.empty());
250 PluginInfoPtr info = _plugins.front()->get_info();
252 if (info->reconfigurable_io()) {
253 ChanCount out = _plugins.front()->output_streams ();
254 // DEBUG_TRACE (DEBUG::Processors, string_compose ("Plugin insert, reconfigur(able) output streams = %1\n", out));
257 ChanCount out = info->n_outputs;
258 // DEBUG_TRACE (DEBUG::Processors, string_compose ("Plugin insert, static output streams = %1 for %2 plugins\n", out, _plugins.size()));
259 out.set_audio (out.n_audio() * _plugins.size());
260 out.set_midi (out.n_midi() * _plugins.size());
266 PluginInsert::internal_input_streams() const
268 assert (!_plugins.empty());
272 PluginInfoPtr info = _plugins.front()->get_info();
274 if (info->reconfigurable_io()) {
275 in = _plugins.front()->input_streams();
280 DEBUG_TRACE (DEBUG::Processors, string_compose ("Plugin insert, input streams = %1, match using %2\n", in, _match.method));
282 if (_match.method == Split) {
284 /* we are splitting 1 processor input to multiple plugin inputs,
285 so we have a maximum of 1 stream of each type.
287 for (DataType::iterator t = DataType::begin(); t != DataType::end(); ++t) {
288 if (in.get (*t) > 1) {
294 } else if (_match.method == Hide) {
296 for (DataType::iterator t = DataType::begin(); t != DataType::end(); ++t) {
297 in.set (*t, in.get (*t) - _match.hide.get (*t));
303 for (DataType::iterator t = DataType::begin(); t != DataType::end(); ++t) {
304 in.set (*t, in.get (*t) * _plugins.size ());
312 PluginInsert::natural_output_streams() const
315 if (is_channelstrip ()) {
316 return _configured_out;
319 return _plugins[0]->get_info()->n_outputs;
323 PluginInsert::natural_input_streams() const
326 if (is_channelstrip ()) {
327 return _configured_in;
330 return _plugins[0]->get_info()->n_inputs;
334 PluginInsert::sidechain_input_pins() const
336 return _cached_sidechain_pins;
340 PluginInsert::has_no_inputs() const
342 return _plugins[0]->get_info()->n_inputs == ChanCount::ZERO;
346 PluginInsert::has_no_audio_inputs() const
348 return _plugins[0]->get_info()->n_inputs.n_audio() == 0;
352 PluginInsert::plugin_latency () const {
353 return _plugins.front()->signal_latency ();
357 PluginInsert::needs_midi_input() const
359 PluginInfoPtr pip = _plugins[0]->get_info();
360 if (pip->needs_midi_input ()) {
363 return pip->n_inputs.n_midi() != 0 && pip->n_outputs.n_audio() != 0;
367 PluginInsert::create_automatable_parameters ()
369 assert (!_plugins.empty());
371 set<Evoral::Parameter> a = _plugins.front()->automatable ();
373 for (set<Evoral::Parameter>::iterator i = a.begin(); i != a.end(); ++i) {
374 if (i->type() == PluginAutomation) {
376 Evoral::Parameter param(*i);
378 ParameterDescriptor desc;
379 _plugins.front()->get_parameter_descriptor(i->id(), desc);
381 can_automate (param);
382 boost::shared_ptr<AutomationList> list(new AutomationList(param, desc));
383 boost::shared_ptr<AutomationControl> c (new PluginControl(this, param, desc, list));
385 _plugins.front()->set_automation_control (i->id(), c);
386 } else if (i->type() == PluginPropertyAutomation) {
387 Evoral::Parameter param(*i);
388 const ParameterDescriptor& desc = _plugins.front()->get_property_descriptor(param.id());
389 if (desc.datatype != Variant::NOTHING) {
390 boost::shared_ptr<AutomationList> list;
391 if (Variant::type_is_numeric(desc.datatype)) {
392 list = boost::shared_ptr<AutomationList>(new AutomationList(param, desc));
394 add_control (boost::shared_ptr<AutomationControl> (new PluginPropertyControl(this, param, desc, list)));
399 /** Called when something outside of this host has modified a plugin
400 * parameter. Responsible for propagating the change to two places:
402 * 1) anything listening to the Control itself
403 * 2) any replicated plugins that make up this PluginInsert.
405 * The PluginInsert is connected to the ParameterChangedExternally signal for
406 * the first (primary) plugin, and here broadcasts that change to any others.
408 * XXX We should probably drop this whole replication idea (Paul, October 2015)
409 * since it isn't used by sensible plugin APIs (AU, LV2).
412 PluginInsert::parameter_changed_externally (uint32_t which, float val)
414 boost::shared_ptr<AutomationControl> ac = automation_control (Evoral::Parameter (PluginAutomation, 0, which));
416 /* First propagation: alter the underlying value of the control,
417 * without telling the plugin(s) that own/use it to set it.
424 boost::shared_ptr<PluginControl> pc = boost::dynamic_pointer_cast<PluginControl> (ac);
427 pc->catch_up_with_external_value (val);
430 /* Second propagation: tell all plugins except the first to
431 update the value of this parameter. For sane plugin APIs,
432 there are no other plugins, so this is a no-op in those
436 Plugins::iterator i = _plugins.begin();
438 /* don't set the first plugin, just all the slaves */
440 if (i != _plugins.end()) {
442 for (; i != _plugins.end(); ++i) {
443 (*i)->set_parameter (which, val);
449 PluginInsert::set_block_size (pframes_t nframes)
452 for (Plugins::iterator i = _plugins.begin(); i != _plugins.end(); ++i) {
453 if ((*i)->set_block_size (nframes) != 0) {
461 PluginInsert::activate ()
463 for (Plugins::iterator i = _plugins.begin(); i != _plugins.end(); ++i) {
467 Processor::activate ();
471 PluginInsert::deactivate ()
473 Processor::deactivate ();
475 for (Plugins::iterator i = _plugins.begin(); i != _plugins.end(); ++i) {
481 PluginInsert::flush ()
483 for (vector<boost::shared_ptr<Plugin> >::iterator i = _plugins.begin(); i != _plugins.end(); ++i) {
489 PluginInsert::connect_and_run (BufferSet& bufs, pframes_t nframes, framecnt_t offset, bool with_auto, framepos_t now)
491 // TODO: atomically copy maps & _no_inplace
492 PinMappings in_map (_in_map);
493 PinMappings out_map (_out_map);
494 ChanMapping thru_map (_thru_map);
495 if (_mapping_changed) { // ToDo use a counters, increment until match.
496 _no_inplace = check_inplace ();
497 _mapping_changed = false;
500 if (_latency_changed) {
501 /* delaylines are configured with the max possible latency (as reported by the plugin)
502 * so this won't allocate memory (unless the plugin lied about its max latency)
503 * It may still 'click' though, since the fixed delaylines are not de-clicked.
504 * Then again plugin-latency changes are not click-free to begin with.
506 * This is also worst case, there is currently no concept of per-stream latency.
508 * e.g. Two identical latent plugins:
509 * 1st plugin: process left (latent), bypass right.
510 * 2nd plugin: bypass left, process right (latent).
511 * -> currently this yields 2 times latency of the plugin,
513 _latency_changed = false;
514 _delaybuffers.set (ChanCount::max(bufs.count(), _configured_out), plugin_latency ());
517 if (_match.method == Split && !_no_inplace) {
518 // TODO: also use this optimization if one source-buffer
519 // feeds _all_ *connected* inputs.
520 // currently this is *first* buffer to all only --
521 // see PluginInsert::check_inplace
522 for (DataType::iterator t = DataType::begin(); t != DataType::end(); ++t) {
523 if (_configured_internal.get (*t) == 0) {
527 uint32_t first_idx = in_map[0].get (*t, 0, &valid);
528 assert (valid && first_idx == 0); // check_inplace ensures this
529 /* copy the first stream's buffer contents to the others */
530 for (uint32_t i = 1; i < natural_input_streams ().get (*t); ++i) {
531 uint32_t idx = in_map[0].get (*t, i, &valid);
534 bufs.get (*t, i).read_from (bufs.get (*t, first_idx), nframes, offset, offset);
538 /* the copy operation produces a linear monotonic input map */
539 in_map[0] = ChanMapping (natural_input_streams ());
542 bufs.set_count(ChanCount::max(bufs.count(), _configured_internal));
543 bufs.set_count(ChanCount::max(bufs.count(), _configured_out));
549 for (Controls::iterator li = controls().begin(); li != controls().end(); ++li, ++n) {
551 boost::shared_ptr<AutomationControl> c
552 = boost::dynamic_pointer_cast<AutomationControl>(li->second);
554 if (c->list() && c->automation_playback()) {
557 const float val = c->list()->rt_safe_eval (now, valid);
560 /* This is the ONLY place where we are
562 * AutomationControl::set_value_unchecked(). We
563 * know that the control is in
564 * automation playback mode, so no
565 * check on writable() is required
566 * (which must be done in AutomationControl::set_value()
569 c->set_value_unchecked(val);
576 /* Calculate if, and how many frames we need to collect for analysis */
577 framecnt_t collect_signal_nframes = (_signal_analysis_collect_nframes_max -
578 _signal_analysis_collected_nframes);
579 if (nframes < collect_signal_nframes) { // we might not get all frames now
580 collect_signal_nframes = nframes;
583 if (collect_signal_nframes > 0) {
585 //std::cerr << "collect input, bufs " << bufs.count().n_audio() << " count, " << bufs.available().n_audio() << " available" << std::endl;
586 //std::cerr << " streams " << internal_input_streams().n_audio() << std::endl;
587 //std::cerr << "filling buffer with " << collect_signal_nframes << " frames at " << _signal_analysis_collected_nframes << std::endl;
589 _signal_analysis_inputs.set_count(internal_input_streams());
591 for (uint32_t i = 0; i < internal_input_streams().n_audio(); ++i) {
592 _signal_analysis_inputs.get_audio(i).read_from(
594 collect_signal_nframes,
595 _signal_analysis_collected_nframes); // offset is for target buffer
600 if (is_channelstrip ()) {
601 if (_configured_in.n_audio() > 0) {
602 ChanMapping mb_in_map (ChanCount::min (_configured_in, ChanCount (DataType::AUDIO, 2)));
603 ChanMapping mb_out_map (ChanCount::min (_configured_out, ChanCount (DataType::AUDIO, 2)));
605 _plugins.front()->connect_and_run (bufs, mb_in_map, mb_out_map, nframes, offset);
607 for (uint32_t out = _configured_in.n_audio (); out < bufs.count().get (DataType::AUDIO); ++out) {
608 bufs.get (DataType::AUDIO, out).silence (nframes, offset);
614 // TODO optimize -- build maps once.
616 BufferSet& inplace_bufs = _session.get_noinplace_buffers();
617 ARDOUR::ChanMapping used_outputs;
619 assert (inplace_bufs.count () >= natural_input_streams () + _configured_out);
621 /* build used-output map */
622 for (Plugins::iterator i = _plugins.begin(); i != _plugins.end(); ++i, ++pc) {
623 for (DataType::iterator t = DataType::begin(); t != DataType::end(); ++t) {
624 for (uint32_t out = 0; out < natural_output_streams().get (*t); ++out) {
626 uint32_t out_idx = out_map[pc].get (*t, out, &valid);
628 used_outputs.set (*t, out_idx, 1); // mark as used
633 /* copy thru data to outputs before processing in-place */
634 for (DataType::iterator t = DataType::begin(); t != DataType::end(); ++t) {
635 for (uint32_t out = 0; out < bufs.count().get (*t); ++out) {
637 uint32_t in_idx = thru_map.get (*t, out, &valid);
639 uint32_t m = out + natural_input_streams ().get (*t);
640 _delaybuffers.delay (*t, out, inplace_bufs.get (*t, m), bufs.get (*t, in_idx), nframes, offset, offset);
641 used_outputs.set (*t, out, 1); // mark as used
647 for (Plugins::iterator i = _plugins.begin(); i != _plugins.end(); ++i, ++pc) {
649 ARDOUR::ChanMapping i_in_map (natural_input_streams());
650 ARDOUR::ChanMapping i_out_map (out_map[pc]);
651 ARDOUR::ChanCount mapped;
653 /* map inputs sequentially */
654 for (DataType::iterator t = DataType::begin(); t != DataType::end(); ++t) {
655 for (uint32_t in = 0; in < natural_input_streams().get (*t); ++in) {
657 uint32_t in_idx = in_map[pc].get (*t, in, &valid);
658 uint32_t m = mapped.get (*t);
660 inplace_bufs.get (*t, m).read_from (bufs.get (*t, in_idx), nframes, offset, offset);
662 inplace_bufs.get (*t, m).silence (nframes, offset);
664 mapped.set (*t, m + 1);
668 /* outputs are mapped to inplace_bufs after the inputs */
669 for (DataType::iterator t = DataType::begin(); t != DataType::end(); ++t) {
670 i_out_map.offset_to (*t, natural_input_streams ().get (*t));
673 if ((*i)->connect_and_run (inplace_bufs, i_in_map, i_out_map, nframes, offset)) {
678 /* all instances have completed, now copy data that was written
679 * and zero unconnected buffers */
680 ARDOUR::ChanMapping nonzero_out (used_outputs);
681 if (has_midi_bypass ()) {
682 nonzero_out.set (DataType::MIDI, 0, 1); // Midi bypass.
684 for (DataType::iterator t = DataType::begin(); t != DataType::end(); ++t) {
685 for (uint32_t out = 0; out < bufs.count().get (*t); ++out) {
687 used_outputs.get (*t, out, &valid);
689 nonzero_out.get (*t, out, &valid);
691 bufs.get (*t, out).silence (nframes, offset);
694 uint32_t m = out + natural_input_streams ().get (*t);
695 bufs.get (*t, out).read_from (inplace_bufs.get (*t, m), nframes, offset, offset);
700 /* in-place processing */
702 for (Plugins::iterator i = _plugins.begin(); i != _plugins.end(); ++i, ++pc) {
703 if ((*i)->connect_and_run(bufs, in_map[pc], out_map[pc], nframes, offset)) {
708 // TODO optimize: store "unconnected" in a fixed set.
709 // it only changes on reconfiguration.
710 for (DataType::iterator t = DataType::begin(); t != DataType::end(); ++t) {
711 for (uint32_t out = 0; out < bufs.count().get (*t); ++out) {
713 if (*t == DataType::MIDI && out == 0 && has_midi_bypass ()) {
714 mapped = true; // in-place Midi bypass
716 for (uint32_t pc = 0; pc < get_count() && !mapped; ++pc) {
717 for (uint32_t o = 0; o < natural_output_streams().get (*t); ++o) {
719 uint32_t idx = out_map[pc].get (*t, o, &valid);
720 if (valid && idx == out) {
727 bufs.get (*t, out).silence (nframes, offset);
733 if (collect_signal_nframes > 0) {
735 //std::cerr << " output, bufs " << bufs.count().n_audio() << " count, " << bufs.available().n_audio() << " available" << std::endl;
736 //std::cerr << " streams " << internal_output_streams().n_audio() << std::endl;
738 _signal_analysis_outputs.set_count(internal_output_streams());
740 for (uint32_t i = 0; i < internal_output_streams().n_audio(); ++i) {
741 _signal_analysis_outputs.get_audio(i).read_from(
743 collect_signal_nframes,
744 _signal_analysis_collected_nframes); // offset is for target buffer
747 _signal_analysis_collected_nframes += collect_signal_nframes;
748 assert(_signal_analysis_collected_nframes <= _signal_analysis_collect_nframes_max);
750 if (_signal_analysis_collected_nframes == _signal_analysis_collect_nframes_max) {
751 _signal_analysis_collect_nframes_max = 0;
752 _signal_analysis_collected_nframes = 0;
754 AnalysisDataGathered(&_signal_analysis_inputs,
755 &_signal_analysis_outputs);
761 PluginInsert::silence (framecnt_t nframes)
767 ChanMapping in_map (natural_input_streams ());
768 ChanMapping out_map (natural_output_streams ());
770 // TODO run sidechain (delaylines)
771 for (Plugins::iterator i = _plugins.begin(); i != _plugins.end(); ++i) {
772 (*i)->connect_and_run (_session.get_scratch_buffers ((*i)->get_info()->n_inputs, true), in_map, out_map, nframes, 0);
777 PluginInsert::run (BufferSet& bufs, framepos_t start_frame, framepos_t end_frame, pframes_t nframes, bool)
779 if (_pending_active) {
780 /* run as normal if we are active or moving from inactive to active */
783 // collect sidechain input for complete cycle (!)
784 // TODO we need delaylines here for latency compensation
785 _sidechain->run (bufs, start_frame, end_frame, nframes, true);
788 if (_session.transport_rolling() || _session.bounce_processing()) {
789 automation_run (bufs, start_frame, nframes);
791 connect_and_run (bufs, nframes, 0, false);
795 // TODO use mapping in bypassed mode ?!
796 // -> do we bypass the processor or the plugin
798 // TODO include sidechain??
800 uint32_t in = input_streams ().n_audio ();
801 uint32_t out = output_streams().n_audio ();
803 if (has_no_audio_inputs() || in == 0) {
805 /* silence all (audio) outputs. Should really declick
806 * at the transitions of "active"
809 for (uint32_t n = 0; n < out; ++n) {
810 bufs.get_audio (n).silence (nframes);
813 } else if (out > in) {
815 /* not active, but something has make up for any channel count increase
816 * for now , simply replicate last buffer
818 for (uint32_t n = in; n < out; ++n) {
819 bufs.get_audio(n).read_from(bufs.get_audio(in - 1), nframes);
823 bufs.count().set_audio (out);
826 _active = _pending_active;
828 /* we have no idea whether the plugin generated silence or not, so mark
829 * all buffers appropriately.
834 PluginInsert::automation_run (BufferSet& bufs, framepos_t start, pframes_t nframes)
836 Evoral::ControlEvent next_event (0, 0.0f);
837 framepos_t now = start;
838 framepos_t end = now + nframes;
839 framecnt_t offset = 0;
841 Glib::Threads::Mutex::Lock lm (control_lock(), Glib::Threads::TRY_LOCK);
844 connect_and_run (bufs, nframes, offset, false);
848 if (!find_next_event (now, end, next_event) || _plugins.front()->requires_fixed_sized_buffers()) {
850 /* no events have a time within the relevant range */
852 connect_and_run (bufs, nframes, offset, true, now);
858 framecnt_t cnt = min (((framecnt_t) ceil (next_event.when) - now), (framecnt_t) nframes);
860 connect_and_run (bufs, cnt, offset, true, now);
866 if (!find_next_event (now, end, next_event)) {
871 /* cleanup anything that is left to do */
874 connect_and_run (bufs, nframes, offset, true, now);
879 PluginInsert::default_parameter_value (const Evoral::Parameter& param)
881 if (param.type() != PluginAutomation)
884 if (_plugins.empty()) {
885 fatal << _("programming error: ") << X_("PluginInsert::default_parameter_value() called with no plugin")
887 abort(); /*NOTREACHED*/
890 return _plugins[0]->default_value (param.id());
895 PluginInsert::can_reset_all_parameters ()
899 for (uint32_t par = 0; par < _plugins[0]->parameter_count(); ++par) {
901 const uint32_t cid = _plugins[0]->nth_parameter (par, ok);
903 if (!ok || !_plugins[0]->parameter_is_input(cid)) {
907 boost::shared_ptr<AutomationControl> ac = automation_control (Evoral::Parameter(PluginAutomation, 0, cid));
913 if (ac->automation_state() & Play) {
918 return all && (params > 0);
922 PluginInsert::reset_parameters_to_default ()
926 for (uint32_t par = 0; par < _plugins[0]->parameter_count(); ++par) {
928 const uint32_t cid = _plugins[0]->nth_parameter (par, ok);
930 if (!ok || !_plugins[0]->parameter_is_input(cid)) {
934 const float dflt = _plugins[0]->default_value (cid);
935 const float curr = _plugins[0]->get_parameter (cid);
941 boost::shared_ptr<AutomationControl> ac = automation_control (Evoral::Parameter(PluginAutomation, 0, cid));
946 if (ac->automation_state() & Play) {
951 ac->set_value (dflt, Controllable::NoGroup);
956 boost::shared_ptr<Plugin>
957 PluginInsert::plugin_factory (boost::shared_ptr<Plugin> other)
959 boost::shared_ptr<LadspaPlugin> lp;
960 boost::shared_ptr<LuaProc> lua;
962 boost::shared_ptr<LV2Plugin> lv2p;
964 #ifdef WINDOWS_VST_SUPPORT
965 boost::shared_ptr<WindowsVSTPlugin> vp;
968 boost::shared_ptr<LXVSTPlugin> lxvp;
970 #ifdef AUDIOUNIT_SUPPORT
971 boost::shared_ptr<AUPlugin> ap;
974 if ((lp = boost::dynamic_pointer_cast<LadspaPlugin> (other)) != 0) {
975 return boost::shared_ptr<Plugin> (new LadspaPlugin (*lp));
976 } else if ((lua = boost::dynamic_pointer_cast<LuaProc> (other)) != 0) {
977 return boost::shared_ptr<Plugin> (new LuaProc (*lua));
979 } else if ((lv2p = boost::dynamic_pointer_cast<LV2Plugin> (other)) != 0) {
980 return boost::shared_ptr<Plugin> (new LV2Plugin (*lv2p));
982 #ifdef WINDOWS_VST_SUPPORT
983 } else if ((vp = boost::dynamic_pointer_cast<WindowsVSTPlugin> (other)) != 0) {
984 return boost::shared_ptr<Plugin> (new WindowsVSTPlugin (*vp));
987 } else if ((lxvp = boost::dynamic_pointer_cast<LXVSTPlugin> (other)) != 0) {
988 return boost::shared_ptr<Plugin> (new LXVSTPlugin (*lxvp));
990 #ifdef AUDIOUNIT_SUPPORT
991 } else if ((ap = boost::dynamic_pointer_cast<AUPlugin> (other)) != 0) {
992 return boost::shared_ptr<Plugin> (new AUPlugin (*ap));
996 fatal << string_compose (_("programming error: %1"),
997 X_("unknown plugin type in PluginInsert::plugin_factory"))
999 abort(); /*NOTREACHED*/
1000 return boost::shared_ptr<Plugin> ((Plugin*) 0);
1004 PluginInsert::set_input_map (uint32_t num, ChanMapping m) {
1005 if (num < _in_map.size()) {
1006 bool changed = _in_map[num] != m;
1008 changed |= sanitize_maps ();
1010 PluginMapChanged (); /* EMIT SIGNAL */
1011 _mapping_changed = true;
1012 _session.set_dirty();
1018 PluginInsert::set_output_map (uint32_t num, ChanMapping m) {
1019 if (num < _out_map.size()) {
1020 bool changed = _out_map[num] != m;
1022 changed |= sanitize_maps ();
1024 PluginMapChanged (); /* EMIT SIGNAL */
1025 _mapping_changed = true;
1026 _session.set_dirty();
1032 PluginInsert::set_thru_map (ChanMapping m) {
1033 bool changed = _thru_map != m;
1035 changed |= sanitize_maps ();
1037 PluginMapChanged (); /* EMIT SIGNAL */
1038 _mapping_changed = true;
1039 _session.set_dirty();
1044 PluginInsert::input_map () const
1048 for (PinMappings::const_iterator i = _in_map.begin (); i != _in_map.end (); ++i, ++pc) {
1049 ChanMapping m (i->second);
1050 const ChanMapping::Mappings& mp ((*i).second.mappings());
1051 for (ChanMapping::Mappings::const_iterator tm = mp.begin(); tm != mp.end(); ++tm) {
1052 for (ChanMapping::TypeMapping::const_iterator i = tm->second.begin(); i != tm->second.end(); ++i) {
1053 rv.set (tm->first, i->first + pc * natural_input_streams().get(tm->first), i->second);
1061 PluginInsert::output_map () const
1065 for (PinMappings::const_iterator i = _out_map.begin (); i != _out_map.end (); ++i, ++pc) {
1066 ChanMapping m (i->second);
1067 const ChanMapping::Mappings& mp ((*i).second.mappings());
1068 for (ChanMapping::Mappings::const_iterator tm = mp.begin(); tm != mp.end(); ++tm) {
1069 for (ChanMapping::TypeMapping::const_iterator i = tm->second.begin(); i != tm->second.end(); ++i) {
1070 rv.set (tm->first, i->first + pc * natural_output_streams().get(tm->first), i->second);
1074 if (has_midi_bypass ()) {
1075 rv.set (DataType::MIDI, 0, 0);
1082 PluginInsert::has_midi_bypass () const
1084 if (_configured_in.n_midi () == 1 && _configured_out.n_midi () == 1
1085 && natural_output_streams ().n_midi () == 0) {
1092 PluginInsert::has_midi_thru () const
1094 if (_configured_in.n_midi () == 1 && _configured_out.n_midi () == 1
1095 && natural_input_streams ().n_midi () == 0 && natural_output_streams ().n_midi () == 0) {
1103 PluginInsert::is_channelstrip () const {
1104 return _plugins.front()->is_channelstrip();
1109 PluginInsert::check_inplace ()
1111 bool inplace_ok = !_plugins.front()->inplace_broken ();
1113 if (_thru_map.n_total () > 0) {
1114 // TODO once midi-bypass is part of the mapping, ignore it
1118 if (_match.method == Split && inplace_ok) {
1119 assert (get_count() == 1);
1120 assert (_in_map.size () == 1);
1121 if (!_out_map[0].is_monotonic ()) {
1124 if (_configured_internal != _configured_in) {
1125 /* no sidechain -- TODO we could allow this with
1126 * some more logic in PluginInsert::connect_and_run().
1128 * PluginInsert::reset_map() already maps it.
1133 for (DataType::iterator t = DataType::begin(); t != DataType::end() && inplace_ok; ++t) {
1134 if (_configured_internal.get (*t) == 0) {
1138 uint32_t first_idx = _in_map[0].get (*t, 0, &valid);
1139 if (!valid || first_idx != 0) {
1140 // so far only allow to copy the *first* stream's buffer to others
1143 for (uint32_t i = 1; i < natural_input_streams ().get (*t); ++i) {
1144 uint32_t idx = _in_map[0].get (*t, i, &valid);
1145 if (valid && idx != first_idx) {
1154 DEBUG_TRACE (DEBUG::ChanMapping, string_compose ("%1: In Place Split Map\n", name()));
1159 for (uint32_t pc = 0; pc < get_count() && inplace_ok ; ++pc) {
1160 if (!_in_map[pc].is_monotonic ()) {
1163 if (!_out_map[pc].is_monotonic ()) {
1167 DEBUG_TRACE (DEBUG::ChanMapping, string_compose ("%1: %2\n", name(), inplace_ok ? "In-Place" : "No Inplace Processing"));
1168 return !inplace_ok; // no-inplace
1172 PluginInsert::sanitize_maps ()
1174 bool changed = false;
1175 /* strip dead wood */
1176 PinMappings new_ins;
1177 PinMappings new_outs;
1178 ChanMapping new_thru;
1180 for (uint32_t pc = 0; pc < get_count(); ++pc) {
1182 ChanMapping new_out;
1183 for (DataType::iterator t = DataType::begin(); t != DataType::end(); ++t) {
1184 for (uint32_t i = 0; i < natural_input_streams().get (*t); ++i) {
1186 uint32_t idx = _in_map[pc].get (*t, i, &valid);
1187 if (valid && idx < _configured_internal.get (*t)) {
1188 new_in.set (*t, i, idx);
1191 for (uint32_t o = 0; o < natural_output_streams().get (*t); ++o) {
1193 uint32_t idx = _out_map[pc].get (*t, o, &valid);
1194 if (valid && idx < _configured_out.get (*t)) {
1195 new_out.set (*t, o, idx);
1199 if (_in_map[pc] != new_in || _out_map[pc] != new_out) {
1202 new_ins[pc] = new_in;
1203 new_outs[pc] = new_out;
1206 /* prevent dup output assignments */
1207 for (DataType::iterator t = DataType::begin(); t != DataType::end(); ++t) {
1208 for (uint32_t o = 0; o < _configured_out.get (*t); ++o) {
1209 bool mapped = false;
1210 for (uint32_t pc = 0; pc < get_count(); ++pc) {
1212 uint32_t idx = new_outs[pc].get_src (*t, o, &valid);
1213 if (valid && mapped) {
1214 new_outs[pc].unset (*t, idx);
1222 /* remove excess thru */
1223 for (DataType::iterator t = DataType::begin(); t != DataType::end(); ++t) {
1224 for (uint32_t o = 0; o < _configured_out.get (*t); ++o) {
1226 uint32_t idx = _thru_map.get (*t, o, &valid);
1227 if (valid && idx < _configured_internal.get (*t)) {
1228 new_thru.set (*t, o, idx);
1233 /* prevent out + thru, existing plugin outputs override thru */
1234 for (DataType::iterator t = DataType::begin(); t != DataType::end(); ++t) {
1235 for (uint32_t o = 0; o < _configured_out.get (*t); ++o) {
1236 bool mapped = false;
1238 for (uint32_t pc = 0; pc < get_count(); ++pc) {
1239 new_outs[pc].get_src (*t, o, &mapped);
1240 if (mapped) { break; }
1242 if (!mapped) { continue; }
1243 uint32_t idx = new_thru.get (*t, o, &valid);
1245 new_thru.unset (*t, idx);
1250 if (has_midi_bypass ()) {
1251 // TODO: include midi-bypass in the thru set,
1252 // remove dedicated handling.
1253 new_thru.unset (DataType::MIDI, 0);
1256 if (_in_map != new_ins || _out_map != new_outs || _thru_map != new_thru) {
1260 _out_map = new_outs;
1261 _thru_map = new_thru;
1267 PluginInsert::reset_map (bool emit)
1269 const PinMappings old_in (_in_map);
1270 const PinMappings old_out (_out_map);
1274 _thru_map = ChanMapping ();
1276 /* build input map */
1277 for (DataType::iterator t = DataType::begin(); t != DataType::end(); ++t) {
1278 uint32_t sc = 0; // side-chain round-robin (all instances)
1280 for (Plugins::iterator i = _plugins.begin(); i != _plugins.end(); ++i, ++pc) {
1281 const uint32_t nis = natural_input_streams ().get(*t);
1282 const uint32_t stride = nis - sidechain_input_pins().get (*t);
1284 /* SC inputs are last in the plugin-insert.. */
1285 const uint32_t sc_start = _configured_in.get (*t);
1286 const uint32_t sc_len = _configured_internal.get (*t) - sc_start;
1287 /* ...but may not be at the end of the plugin ports.
1288 * in case the side-chain is not the last port, shift connections back.
1289 * and connect to side-chain
1292 uint32_t ic = 0; // split inputs
1293 const uint32_t cend = _configured_in.get (*t);
1295 for (uint32_t in = 0; in < nis; ++in) {
1296 const Plugin::IOPortDescription& iod (_plugins[pc]->describe_io_port (*t, true, in));
1297 if (iod.is_sidechain) {
1298 /* connect sidechain sinks to sidechain inputs in round-robin fashion */
1299 if (sc_len > 0) {// side-chain may be hidden
1300 _in_map[pc].set (*t, in, sc_start + sc);
1301 sc = (sc + 1) % sc_len;
1305 if (_match.method == Split) {
1306 if (cend == 0) { continue; }
1307 if (_strict_io && ic + stride * pc >= cend) {
1310 /* connect *no* sidechain sinks in round-robin fashion */
1311 _in_map[pc].set (*t, in, ic + stride * pc);
1312 if (_strict_io && (ic + 1) == cend) {
1315 ic = (ic + 1) % cend;
1317 uint32_t s = in - shift;
1318 if (stride * pc + s < cend) {
1319 _in_map[pc].set (*t, in, s + stride * pc);
1327 /* build output map */
1329 for (Plugins::iterator i = _plugins.begin(); i != _plugins.end(); ++i, ++pc) {
1330 _out_map[pc] = ChanMapping (ChanCount::min (natural_output_streams(), _configured_out));
1331 for (DataType::iterator t = DataType::begin(); t != DataType::end(); ++t) {
1332 _out_map[pc].offset_to(*t, pc * natural_output_streams().get(*t));
1337 if (old_in == _in_map && old_out == _out_map) {
1341 PluginMapChanged (); /* EMIT SIGNAL */
1342 _mapping_changed = true;
1343 _session.set_dirty();
1349 PluginInsert::configure_io (ChanCount in, ChanCount out)
1351 Match old_match = _match;
1353 ChanCount old_internal;
1357 old_in = _configured_in;
1358 old_internal = _configured_internal;
1359 old_out = _configured_out;
1362 _configured_in = in;
1363 _configured_internal = in;
1364 _configured_out = out;
1367 /* TODO hide midi-bypass, and custom outs. Best /fake/ "out" here.
1368 * (currently _sidechain->configure_io always succeeds
1369 * since Processor::configure_io() succeeds)
1371 if (!_sidechain->configure_io (in, out)) {
1372 DEBUG_TRACE (DEBUG::ChanMapping, "Sidechain configuration failed\n");
1375 _configured_internal += _sidechain->input()->n_ports();
1377 // include (static_cast<Route*>owner())->name() ??
1378 _sidechain->input ()-> set_pretty_name (string_compose (_("SC %1"), name ()));
1381 /* get plugin configuration */
1382 _match = private_can_support_io_configuration (in, out);
1384 if (DEBUG_ENABLED(DEBUG::ChanMapping)) {
1386 DEBUG_STR_APPEND(a, string_compose ("Match '%1': ", name()));
1387 DEBUG_STR_APPEND(a, _match);
1388 DEBUG_TRACE (DEBUG::ChanMapping, DEBUG_STR(a).str());
1392 /* set the matching method and number of plugins that we will use to meet this configuration */
1393 if (set_count (_match.plugins) == false) {
1394 PluginIoReConfigure (); /* EMIT SIGNAL */
1395 _configured = false;
1399 /* configure plugins */
1400 switch (_match.method) {
1403 if (_plugins.front()->configure_io (natural_input_streams(), out) == false) {
1404 PluginIoReConfigure (); /* EMIT SIGNAL */
1405 _configured = false;
1411 ChanCount dout (in); // hint
1414 } else if (_preset_out.n_audio () > 0) {
1415 dout.set (DataType::AUDIO, _preset_out.n_audio ());
1416 } else if (dout.n_midi () > 0 && dout.n_audio () == 0) {
1417 dout.set (DataType::AUDIO, 2);
1419 if (out.n_audio () == 0) { out.set (DataType::AUDIO, 1); }
1421 bool const r = _plugins.front()->can_support_io_configuration (in, dout, &useins);
1423 if (useins.n_audio() == 0) {
1426 DEBUG_TRACE (DEBUG::ChanMapping, string_compose ("Delegate configuration: %1 %2 %3\n", name(), useins, dout));
1428 if (_plugins.front()->configure_io (useins, dout) == false) {
1429 PluginIoReConfigure (); /* EMIT SIGNAL */
1430 _configured = false;
1436 if (_plugins.front()->configure_io (in, out) == false) {
1437 PluginIoReConfigure (); /* EMIT SIGNAL */
1438 _configured = false;
1444 bool mapping_changed = false;
1445 if (old_in == in && old_out == out
1447 && old_match.method == _match.method
1448 && _in_map.size() == _out_map.size()
1449 && _in_map.size() == get_count ()
1451 /* If the configuration has not changed, keep the mapping */
1452 if (old_internal != _configured_internal) {
1453 mapping_changed = sanitize_maps ();
1455 } else if (_match.custom_cfg && _configured) {
1456 mapping_changed = sanitize_maps ();
1459 if (is_channelstrip ()) { _maps_from_state = false; }
1461 if (_maps_from_state) {
1462 _maps_from_state = false;
1463 mapping_changed = true;
1466 /* generate a new mapping */
1467 mapping_changed = reset_map (false);
1471 if (mapping_changed) {
1472 PluginMapChanged (); /* EMIT SIGNAL */
1475 if (DEBUG_ENABLED(DEBUG::ChanMapping)) {
1478 DEBUG_STR_APPEND(a, "\n--------<<--------\n");
1479 for (Plugins::iterator i = _plugins.begin(); i != _plugins.end(); ++i, ++pc) {
1481 DEBUG_STR_APPEND(a, "----><----\n");
1483 DEBUG_STR_APPEND(a, string_compose ("Channel Map for %1 plugin %2\n", name(), pc));
1484 DEBUG_STR_APPEND(a, " * Inputs:\n");
1485 DEBUG_STR_APPEND(a, _in_map[pc]);
1486 DEBUG_STR_APPEND(a, " * Outputs:\n");
1487 DEBUG_STR_APPEND(a, _out_map[pc]);
1489 DEBUG_STR_APPEND(a, " * Thru:\n");
1490 DEBUG_STR_APPEND(a, _thru_map);
1491 DEBUG_STR_APPEND(a, "-------->>--------\n");
1492 DEBUG_TRACE (DEBUG::ChanMapping, DEBUG_STR(a).str());
1497 _no_inplace = check_inplace ();
1498 _mapping_changed = false;
1500 /* only the "noinplace_buffers" thread buffers need to be this large,
1501 * this can be optimized. other buffers are fine with
1502 * ChanCount::max (natural_input_streams (), natural_output_streams())
1503 * and route.cc's max (configured_in, configured_out)
1505 * no-inplace copies "thru" outputs (to emulate in-place) for
1506 * all outputs (to prevent overwrite) into a temporary space
1507 * which also holds input buffers (in case the plugin does process
1508 * in-place and overwrites those).
1510 * this buffers need to be at least as
1511 * natural_input_streams () + possible outputs.
1513 * sidechain inputs add a constraint on the input:
1514 * configured input + sidechain (=_configured_internal)
1516 _required_buffers =ChanCount::max (_configured_internal,
1517 natural_input_streams () + ChanCount::max (_configured_out, natural_output_streams () * get_count ()));
1519 if (old_in != in || old_out != out || old_internal != _configured_internal
1520 || (old_match.method != _match.method && (old_match.method == Split || _match.method == Split))
1522 PluginIoReConfigure (); /* EMIT SIGNAL */
1525 _delaybuffers.configure (_configured_out, _plugins.front()->max_latency ());
1526 _latency_changed = true;
1528 // we don't know the analysis window size, so we must work with the
1529 // current buffer size here. each request for data fills in these
1530 // buffers and the analyser makes sure it gets enough data for the
1532 session().ensure_buffer_set (_signal_analysis_inputs, in);
1533 //_signal_analysis_inputs.set_count (in);
1535 session().ensure_buffer_set (_signal_analysis_outputs, out);
1536 //_signal_analysis_outputs.set_count (out);
1538 // std::cerr << "set counts to i" << in.n_audio() << "/o" << out.n_audio() << std::endl;
1541 return Processor::configure_io (in, out);
1544 /** Decide whether this PluginInsert can support a given IO configuration.
1545 * To do this, we run through a set of possible solutions in rough order of
1548 * @param in Required input channel count.
1549 * @param out Filled in with the output channel count if we return true.
1550 * @return true if the given IO configuration can be supported.
1553 PluginInsert::can_support_io_configuration (const ChanCount& in, ChanCount& out)
1556 _sidechain->can_support_io_configuration (in, out); // never fails, sets "out"
1558 return private_can_support_io_configuration (in, out).method != Impossible;
1562 PluginInsert::private_can_support_io_configuration (ChanCount const& in, ChanCount& out) const
1564 if (!_custom_cfg && _preset_out.n_audio () > 0) {
1565 // preseed hint (for variable i/o)
1566 out.set (DataType::AUDIO, _preset_out.n_audio ());
1569 Match rv = internal_can_support_io_configuration (in, out);
1571 if (!_custom_cfg && _preset_out.n_audio () > 0) {
1572 DEBUG_TRACE (DEBUG::ChanMapping, string_compose ("using output preset: %1 %2\n", name(), _preset_out));
1573 out.set (DataType::AUDIO, _preset_out.n_audio ());
1578 /** A private version of can_support_io_configuration which returns the method
1579 * by which the configuration can be matched, rather than just whether or not
1583 PluginInsert::internal_can_support_io_configuration (ChanCount const & inx, ChanCount& out) const
1585 if (_plugins.empty()) {
1590 if (is_channelstrip ()) {
1592 return Match (ExactMatch, 1);
1596 /* if a user specified a custom cfg, so be it. */
1598 PluginInfoPtr info = _plugins.front()->get_info();
1600 if (info->reconfigurable_io()) {
1601 return Match (Delegate, get_count(), _strict_io, true);
1603 return Match (ExactMatch, get_count(), _strict_io, true);
1607 /* try automatic configuration */
1608 Match m = PluginInsert::automatic_can_support_io_configuration (inx, out);
1610 PluginInfoPtr info = _plugins.front()->get_info();
1611 ChanCount inputs = info->n_inputs;
1612 ChanCount outputs = info->n_outputs;
1614 /* handle case strict-i/o */
1615 if (_strict_io && m.method != Impossible) {
1618 /* special case MIDI instruments */
1619 if (needs_midi_input ()) {
1620 // output = midi-bypass + at most master-out channels.
1621 ChanCount max_out (DataType::AUDIO, 2); // TODO use master-out
1622 max_out.set (DataType::MIDI, out.get(DataType::MIDI));
1623 out = ChanCount::min (out, max_out);
1624 DEBUG_TRACE (DEBUG::ChanMapping, string_compose ("special case strict-i/o instrument: %1\n", name()));
1630 if (inx.n_audio () != out.n_audio ()) { // ignore midi bypass
1631 /* replicate processor to match output count (generators and such)
1632 * at least enough to feed every output port. */
1633 uint32_t f = 1; // at least one. e.g. control data filters, no in, no out.
1634 for (DataType::iterator t = DataType::begin(); t != DataType::end(); ++t) {
1635 uint32_t nout = outputs.get (*t);
1636 if (nout == 0 || inx.get(*t) == 0) { continue; }
1637 f = max (f, (uint32_t) ceil (inx.get(*t) / (float)nout));
1640 DEBUG_TRACE (DEBUG::ChanMapping, string_compose ("special case strict-i/o generator: %1\n", name()));
1641 return Match (Replicate, f, _strict_io);
1652 if (m.method != Impossible) {
1656 ChanCount ns_inputs = inputs - sidechain_input_pins ();
1658 DEBUG_TRACE (DEBUG::ChanMapping, string_compose ("resolving 'Impossible' match for %1\n", name()));
1660 if (info->reconfigurable_io()) {
1663 if (out.n_midi () > 0 && out.n_audio () == 0) { out.set (DataType::AUDIO, 2); }
1664 if (out.n_audio () == 0) { out.set (DataType::AUDIO, 1); }
1665 bool const r = _plugins.front()->can_support_io_configuration (inx, out, &useins);
1667 // houston, we have a problem.
1668 return Match (Impossible, 0);
1670 return Match (Delegate, 1, _strict_io);
1673 ChanCount midi_bypass;
1674 if (inx.get(DataType::MIDI) == 1 && outputs.get(DataType::MIDI) == 0) {
1675 midi_bypass.set (DataType::MIDI, 1);
1678 // add at least as many plugins so that output count matches input count (w/o sidechain pins)
1680 for (DataType::iterator t = DataType::begin(); t != DataType::end(); ++t) {
1681 uint32_t nin = ns_inputs.get (*t);
1682 uint32_t nout = outputs.get (*t);
1683 if (nin == 0 || inx.get(*t) == 0) { continue; }
1684 // prefer floor() so the count won't overly increase IFF (nin < nout)
1685 f = max (f, (uint32_t) floor (inx.get(*t) / (float)nout));
1687 if (f > 0 && outputs * f >= _configured_out) {
1688 out = outputs * f + midi_bypass;
1689 return Match (Replicate, f, _strict_io);
1692 // add at least as many plugins needed to connect all inputs (w/o sidechain pins)
1694 for (DataType::iterator t = DataType::begin(); t != DataType::end(); ++t) {
1695 uint32_t nin = ns_inputs.get (*t);
1696 if (nin == 0 || inx.get(*t) == 0) { continue; }
1697 f = max (f, (uint32_t) ceil (inx.get(*t) / (float)nin));
1700 out = outputs * f + midi_bypass;
1701 return Match (Replicate, f, _strict_io);
1704 // add at least as many plugins needed to connect all inputs
1706 for (DataType::iterator t = DataType::begin(); t != DataType::end(); ++t) {
1707 uint32_t nin = inputs.get (*t);
1708 if (nin == 0 || inx.get(*t) == 0) { continue; }
1709 f = max (f, (uint32_t) ceil (inx.get(*t) / (float)nin));
1711 out = outputs * f + midi_bypass;
1712 return Match (Replicate, f, _strict_io);
1715 /* this is the original Ardour 3/4 behavior, mainly for backwards compatibility */
1717 PluginInsert::automatic_can_support_io_configuration (ChanCount const & inx, ChanCount& out) const
1719 if (_plugins.empty()) {
1723 PluginInfoPtr info = _plugins.front()->get_info();
1724 ChanCount in; in += inx;
1725 ChanCount midi_bypass;
1727 if (info->reconfigurable_io()) {
1728 /* Plugin has flexible I/O, so delegate to it
1729 * pre-seed outputs, plugin tries closest match
1732 if (out.n_midi () > 0 && out.n_audio () == 0) { out.set (DataType::AUDIO, 2); }
1733 if (out.n_audio () == 0) { out.set (DataType::AUDIO, 1); }
1734 bool const r = _plugins.front()->can_support_io_configuration (in, out);
1736 return Match (Impossible, 0);
1738 return Match (Delegate, 1);
1741 ChanCount inputs = info->n_inputs;
1742 ChanCount outputs = info->n_outputs;
1743 ChanCount ns_inputs = inputs - sidechain_input_pins ();
1745 if (in.get(DataType::MIDI) == 1 && outputs.get(DataType::MIDI) == 0) {
1746 DEBUG_TRACE (DEBUG::ChanMapping, string_compose ("bypassing midi-data around %1\n", name()));
1747 midi_bypass.set (DataType::MIDI, 1);
1749 if (in.get(DataType::MIDI) == 1 && inputs.get(DataType::MIDI) == 0) {
1750 DEBUG_TRACE (DEBUG::ChanMapping, string_compose ("hiding midi-port from plugin %1\n", name()));
1751 in.set(DataType::MIDI, 0);
1754 // add internally provided sidechain ports
1755 ChanCount insc = in + sidechain_input_ports ();
1757 bool no_inputs = true;
1758 for (DataType::iterator t = DataType::begin(); t != DataType::end(); ++t) {
1759 if (inputs.get (*t) != 0) {
1766 /* no inputs so we can take any input configuration since we throw it away */
1767 out = outputs + midi_bypass;
1768 return Match (NoInputs, 1);
1771 /* Plugin inputs match requested inputs + side-chain-ports exactly */
1772 if (inputs == insc) {
1773 out = outputs + midi_bypass;
1774 return Match (ExactMatch, 1);
1777 /* Plugin inputs matches without side-chain-pins */
1778 if (ns_inputs == in) {
1779 out = outputs + midi_bypass;
1780 return Match (ExactMatch, 1);
1783 /* We may be able to run more than one copy of the plugin within this insert
1784 to cope with the insert having more inputs than the plugin.
1785 We allow replication only for plugins with either zero or 1 inputs and outputs
1786 for every valid data type.
1790 bool can_replicate = true;
1791 for (DataType::iterator t = DataType::begin(); t != DataType::end() && can_replicate; ++t) {
1793 // ignore side-chains
1794 uint32_t nin = ns_inputs.get (*t);
1796 // No inputs of this type
1797 if (nin == 0 && in.get(*t) == 0) {
1801 if (nin != 1 || outputs.get (*t) != 1) {
1802 can_replicate = false;
1806 // Potential factor not set yet
1808 f = in.get(*t) / nin;
1811 // Factor for this type does not match another type, can not replicate
1812 if (f != (in.get(*t) / nin)) {
1813 can_replicate = false;
1818 if (can_replicate && f > 0) {
1819 for (DataType::iterator t = DataType::begin(); t != DataType::end(); ++t) {
1820 out.set (*t, outputs.get(*t) * f);
1823 return Match (Replicate, f);
1826 /* If the processor has exactly one input of a given type, and
1827 the plugin has more, we can feed the single processor input
1828 to some or all of the plugin inputs. This is rather
1829 special-case-y, but the 1-to-many case is by far the
1830 simplest. How do I split thy 2 processor inputs to 3
1831 plugin inputs? Let me count the ways ...
1834 bool can_split = true;
1835 for (DataType::iterator t = DataType::begin(); t != DataType::end(); ++t) {
1837 bool const can_split_type = (in.get (*t) == 1 && ns_inputs.get (*t) > 1);
1838 bool const nothing_to_do_for_type = (in.get (*t) == 0 && inputs.get (*t) == 0);
1840 if (!can_split_type && !nothing_to_do_for_type) {
1846 out = outputs + midi_bypass;
1847 return Match (Split, 1);
1850 /* If the plugin has more inputs than we want, we can `hide' some of them
1851 by feeding them silence.
1854 bool could_hide = false;
1855 bool cannot_hide = false;
1856 ChanCount hide_channels;
1858 for (DataType::iterator t = DataType::begin(); t != DataType::end(); ++t) {
1859 if (inputs.get(*t) > in.get(*t)) {
1860 /* there is potential to hide, since the plugin has more inputs of type t than the insert */
1861 hide_channels.set (*t, inputs.get(*t) - in.get(*t));
1863 } else if (inputs.get(*t) < in.get(*t)) {
1864 /* we definitely cannot hide, since the plugin has fewer inputs of type t than the insert */
1869 if (could_hide && !cannot_hide) {
1870 out = outputs + midi_bypass;
1871 return Match (Hide, 1, false, false, hide_channels);
1874 return Match (Impossible, 0);
1879 PluginInsert::get_state ()
1881 return state (true);
1885 PluginInsert::state (bool full)
1887 XMLNode& node = Processor::state (full);
1889 node.add_property("type", _plugins[0]->state_node_name());
1890 node.add_property("unique-id", _plugins[0]->unique_id());
1891 node.add_property("count", string_compose("%1", _plugins.size()));
1893 /* remember actual i/o configuration (for later placeholder
1894 * in case the plugin goes missing) */
1895 node.add_child_nocopy (* _configured_in.state (X_("ConfiguredInput")));
1896 node.add_child_nocopy (* _configured_out.state (X_("ConfiguredOutput")));
1897 node.add_child_nocopy (* _preset_out.state (X_("PresetOutput")));
1899 /* save custom i/o config */
1900 node.add_property("custom", _custom_cfg ? "yes" : "no");
1901 for (uint32_t pc = 0; pc < get_count(); ++pc) {
1903 snprintf (tmp, sizeof(tmp), "InputMap-%d", pc);
1904 node.add_child_nocopy (* _in_map[pc].state (tmp));
1905 snprintf (tmp, sizeof(tmp), "OutputMap-%d", pc);
1906 node.add_child_nocopy (* _out_map[pc].state (tmp));
1908 node.add_child_nocopy (* _thru_map.state ("ThruMap"));
1911 node.add_child_nocopy (_sidechain->state (full));
1914 _plugins[0]->set_insert_id(this->id());
1915 node.add_child_nocopy (_plugins[0]->get_state());
1917 for (Controls::iterator c = controls().begin(); c != controls().end(); ++c) {
1918 boost::shared_ptr<AutomationControl> ac = boost::dynamic_pointer_cast<AutomationControl> ((*c).second);
1920 node.add_child_nocopy (ac->get_state());
1928 PluginInsert::set_control_ids (const XMLNode& node, int version)
1930 const XMLNodeList& nlist = node.children();
1931 XMLNodeConstIterator iter;
1932 set<Evoral::Parameter>::const_iterator p;
1934 for (iter = nlist.begin(); iter != nlist.end(); ++iter) {
1935 if ((*iter)->name() == Controllable::xml_node_name) {
1936 const XMLProperty* prop;
1938 uint32_t p = (uint32_t)-1;
1940 if ((prop = (*iter)->property (X_("symbol"))) != 0) {
1941 boost::shared_ptr<LV2Plugin> lv2plugin = boost::dynamic_pointer_cast<LV2Plugin> (_plugins[0]);
1943 p = lv2plugin->port_index(prop->value().c_str());
1947 if (p == (uint32_t)-1 && (prop = (*iter)->property (X_("parameter"))) != 0) {
1948 p = atoi (prop->value());
1951 if (p != (uint32_t)-1) {
1953 /* this may create the new controllable */
1955 boost::shared_ptr<Evoral::Control> c = control (Evoral::Parameter (PluginAutomation, 0, p));
1957 #ifndef NO_PLUGIN_STATE
1961 boost::shared_ptr<AutomationControl> ac = boost::dynamic_pointer_cast<AutomationControl> (c);
1963 ac->set_state (**iter, version);
1972 PluginInsert::set_state(const XMLNode& node, int version)
1974 XMLNodeList nlist = node.children();
1975 XMLNodeIterator niter;
1976 XMLPropertyList plist;
1977 const XMLProperty *prop;
1978 ARDOUR::PluginType type;
1980 if ((prop = node.property ("type")) == 0) {
1981 error << _("XML node describing plugin is missing the `type' field") << endmsg;
1985 if (prop->value() == X_("ladspa") || prop->value() == X_("Ladspa")) { /* handle old school sessions */
1986 type = ARDOUR::LADSPA;
1987 } else if (prop->value() == X_("lv2")) {
1989 } else if (prop->value() == X_("windows-vst")) {
1990 type = ARDOUR::Windows_VST;
1991 } else if (prop->value() == X_("lxvst")) {
1992 type = ARDOUR::LXVST;
1993 } else if (prop->value() == X_("audiounit")) {
1994 type = ARDOUR::AudioUnit;
1995 } else if (prop->value() == X_("luaproc")) {
1998 error << string_compose (_("unknown plugin type %1 in plugin insert state"),
2004 prop = node.property ("unique-id");
2007 #ifdef WINDOWS_VST_SUPPORT
2008 /* older sessions contain VST plugins with only an "id" field.
2011 if (type == ARDOUR::Windows_VST) {
2012 prop = node.property ("id");
2016 #ifdef LXVST_SUPPORT
2017 /*There shouldn't be any older sessions with linuxVST support.. but anyway..*/
2019 if (type == ARDOUR::LXVST) {
2020 prop = node.property ("id");
2026 error << _("Plugin has no unique ID field") << endmsg;
2031 boost::shared_ptr<Plugin> plugin = find_plugin (_session, prop->value(), type);
2033 /* treat linux and windows VST plugins equivalent if they have the same uniqueID
2034 * allow to move sessions windows <> linux */
2035 #ifdef LXVST_SUPPORT
2036 if (plugin == 0 && type == ARDOUR::Windows_VST) {
2037 type = ARDOUR::LXVST;
2038 plugin = find_plugin (_session, prop->value(), type);
2042 #ifdef WINDOWS_VST_SUPPORT
2043 if (plugin == 0 && type == ARDOUR::LXVST) {
2044 type = ARDOUR::Windows_VST;
2045 plugin = find_plugin (_session, prop->value(), type);
2050 error << string_compose(
2051 _("Found a reference to a plugin (\"%1\") that is unknown.\n"
2052 "Perhaps it was removed or moved since it was last used."),
2058 if (type == ARDOUR::Lua) {
2059 XMLNode *ls = node.child (plugin->state_node_name().c_str());
2060 // we need to load the script to set the name and parameters.
2061 boost::shared_ptr<LuaProc> lp = boost::dynamic_pointer_cast<LuaProc>(plugin);
2063 lp->set_script_from_state (*ls);
2067 // The name of the PluginInsert comes from the plugin, nothing else
2068 _name = plugin->get_info()->name;
2072 // Processor::set_state() will set this, but too late
2073 // for it to be available when setting up plugin
2074 // state. We can't call Processor::set_state() until
2075 // the plugins themselves are created and added.
2079 if (_plugins.empty()) {
2080 /* if we are adding the first plugin, we will need to set
2081 up automatable controls.
2083 add_plugin (plugin);
2084 create_automatable_parameters ();
2085 set_control_ids (node, version);
2088 if ((prop = node.property ("count")) != 0) {
2089 sscanf (prop->value().c_str(), "%u", &count);
2092 if (_plugins.size() != count) {
2093 for (uint32_t n = 1; n < count; ++n) {
2094 add_plugin (plugin_factory (plugin));
2098 Processor::set_state (node, version);
2100 PBD::ID new_id = this->id();
2101 PBD::ID old_id = this->id();
2103 if ((prop = node.property ("id")) != 0) {
2104 old_id = prop->value ();
2107 for (niter = nlist.begin(); niter != nlist.end(); ++niter) {
2109 /* find the node with the type-specific node name ("lv2", "ladspa", etc)
2110 and set all plugins to the same state.
2113 if ((*niter)->name() == plugin->state_node_name()) {
2115 for (Plugins::iterator i = _plugins.begin(); i != _plugins.end(); ++i) {
2116 /* Plugin state can include external files which are named after the ID.
2118 * If regenerate_xml_or_string_ids() is set, the ID will already have
2119 * been changed, so we need to use the old ID from the XML to load the
2120 * state and then update the ID.
2122 * When copying a plugin-state, route_ui takes care of of updating the ID,
2123 * but we need to call set_insert_id() to clear the cached plugin-state
2124 * and force a change.
2126 if (!regenerate_xml_or_string_ids ()) {
2127 (*i)->set_insert_id (new_id);
2129 (*i)->set_insert_id (old_id);
2132 (*i)->set_state (**niter, version);
2134 if (regenerate_xml_or_string_ids ()) {
2135 (*i)->set_insert_id (new_id);
2143 if (version < 3000) {
2145 /* Only 2.X sessions need a call to set_parameter_state() - in 3.X and above
2146 this is all handled by Automatable
2149 for (niter = nlist.begin(); niter != nlist.end(); ++niter) {
2150 if ((*niter)->name() == "Redirect") {
2151 /* XXX do we need to tackle placement? i think not (pd; oct 16 2009) */
2152 Processor::set_state (**niter, version);
2157 set_parameter_state_2X (node, version);
2160 if ((prop = node.property (X_("custom"))) != 0) {
2161 _custom_cfg = string_is_affirmative (prop->value());
2164 uint32_t in_maps = 0;
2165 uint32_t out_maps = 0;
2166 XMLNodeList kids = node.children ();
2167 for (XMLNodeIterator i = kids.begin(); i != kids.end(); ++i) {
2168 if ((*i)->name() == X_("ConfiguredOutput")) {
2169 _custom_out = ChanCount(**i);
2171 if ((*i)->name() == X_("PresetOutput")) {
2172 _preset_out = ChanCount(**i);
2174 if (strncmp ((*i)->name ().c_str(), X_("InputMap-"), 9) == 0) {
2175 long pc = atol (&((*i)->name().c_str()[9]));
2176 if (pc >=0 && pc <= get_count()) {
2177 _in_map[pc] = ChanMapping (**i);
2181 if (strncmp ((*i)->name ().c_str(), X_("OutputMap-"), 10) == 0) {
2182 long pc = atol (&((*i)->name().c_str()[10]));
2183 if (pc >=0 && pc <= get_count()) {
2184 _out_map[pc] = ChanMapping (**i);
2188 if ((*i)->name () == "ThruMap") {
2189 _thru_map = ChanMapping (**i);
2192 // sidechain is a Processor (IO)
2193 if ((*i)->name () == Processor::state_node_name) {
2197 _sidechain->set_state (**i, version);
2201 if (in_maps == out_maps && out_maps >0 && out_maps == get_count()) {
2202 _maps_from_state = true;
2205 for (Plugins::iterator i = _plugins.begin(); i != _plugins.end(); ++i) {
2209 (*i)->deactivate ();
2213 PluginConfigChanged (); /* EMIT SIGNAL */
2218 PluginInsert::update_id (PBD::ID id)
2221 for (Plugins::iterator i = _plugins.begin(); i != _plugins.end(); ++i) {
2222 (*i)->set_insert_id (id);
2227 PluginInsert::set_state_dir (const std::string& d)
2229 // state() only saves the state of the first plugin
2230 _plugins[0]->set_state_dir (d);
2234 PluginInsert::set_parameter_state_2X (const XMLNode& node, int version)
2236 XMLNodeList nlist = node.children();
2237 XMLNodeIterator niter;
2239 /* look for port automation node */
2241 for (niter = nlist.begin(); niter != nlist.end(); ++niter) {
2243 if ((*niter)->name() != port_automation_node_name) {
2249 XMLNodeConstIterator iter;
2254 cnodes = (*niter)->children ("port");
2256 for (iter = cnodes.begin(); iter != cnodes.end(); ++iter){
2260 if ((cprop = child->property("number")) != 0) {
2261 port = cprop->value().c_str();
2263 warning << _("PluginInsert: Auto: no ladspa port number") << endmsg;
2267 sscanf (port, "%" PRIu32, &port_id);
2269 if (port_id >= _plugins[0]->parameter_count()) {
2270 warning << _("PluginInsert: Auto: port id out of range") << endmsg;
2274 boost::shared_ptr<AutomationControl> c = boost::dynamic_pointer_cast<AutomationControl>(
2275 control(Evoral::Parameter(PluginAutomation, 0, port_id), true));
2277 if (c && c->alist()) {
2278 if (!child->children().empty()) {
2279 c->alist()->set_state (*child->children().front(), version);
2281 /* In some cases 2.X saves lists with min_yval and max_yval
2282 being FLT_MIN and FLT_MAX respectively. This causes problems
2283 in A3 because these min/max values are used to compute
2284 where GUI control points should be drawn. If we see such
2285 values, `correct' them to the min/max of the appropriate
2289 float min_y = c->alist()->get_min_y ();
2290 float max_y = c->alist()->get_max_y ();
2292 ParameterDescriptor desc;
2293 _plugins.front()->get_parameter_descriptor (port_id, desc);
2295 if (min_y == FLT_MIN) {
2299 if (max_y == FLT_MAX) {
2303 c->alist()->set_yrange (min_y, max_y);
2306 error << string_compose (_("PluginInsert: automatable control %1 not found - ignored"), port_id) << endmsg;
2318 PluginInsert::describe_parameter (Evoral::Parameter param)
2320 if (param.type() == PluginAutomation) {
2321 return _plugins[0]->describe_parameter (param);
2322 } else if (param.type() == PluginPropertyAutomation) {
2323 boost::shared_ptr<AutomationControl> c(automation_control(param));
2324 if (c && !c->desc().label.empty()) {
2325 return c->desc().label;
2328 return Automatable::describe_parameter(param);
2332 PluginInsert::signal_latency() const
2334 if (_user_latency) {
2335 return _user_latency;
2338 return _plugins[0]->signal_latency ();
2342 PluginInsert::type ()
2344 return plugin()->get_info()->type;
2347 PluginInsert::PluginControl::PluginControl (PluginInsert* p,
2348 const Evoral::Parameter& param,
2349 const ParameterDescriptor& desc,
2350 boost::shared_ptr<AutomationList> list)
2351 : AutomationControl (p->session(), param, desc, list, p->describe_parameter(param))
2355 alist()->reset_default (desc.normal);
2357 list->set_interpolation(Evoral::ControlList::Discrete);
2362 set_flags(Controllable::Toggle);
2366 /** @param val `user' value */
2368 PluginInsert::PluginControl::set_value (double user_val, PBD::Controllable::GroupControlDisposition group_override)
2371 _set_value (user_val, group_override);
2375 PluginInsert::PluginControl::set_value_unchecked (double user_val)
2377 /* used only by automation playback */
2378 _set_value (user_val, Controllable::NoGroup);
2382 PluginInsert::PluginControl::_set_value (double user_val, PBD::Controllable::GroupControlDisposition group_override)
2384 /* FIXME: probably should be taking out some lock here.. */
2386 for (Plugins::iterator i = _plugin->_plugins.begin(); i != _plugin->_plugins.end(); ++i) {
2387 (*i)->set_parameter (_list->parameter().id(), user_val);
2390 boost::shared_ptr<Plugin> iasp = _plugin->_impulseAnalysisPlugin.lock();
2392 iasp->set_parameter (_list->parameter().id(), user_val);
2395 AutomationControl::set_value (user_val, group_override);
2399 PluginInsert::PluginControl::catch_up_with_external_value (double user_val)
2401 AutomationControl::set_value (user_val, Controllable::NoGroup);
2405 PluginInsert::PluginControl::get_state ()
2409 XMLNode& node (AutomationControl::get_state());
2410 ss << parameter().id();
2411 node.add_property (X_("parameter"), ss.str());
2413 boost::shared_ptr<LV2Plugin> lv2plugin = boost::dynamic_pointer_cast<LV2Plugin> (_plugin->_plugins[0]);
2415 node.add_property (X_("symbol"), lv2plugin->port_symbol (parameter().id()));
2422 /** @return `user' val */
2424 PluginInsert::PluginControl::get_value () const
2426 boost::shared_ptr<Plugin> plugin = _plugin->plugin (0);
2432 return plugin->get_parameter (_list->parameter().id());
2435 PluginInsert::PluginPropertyControl::PluginPropertyControl (PluginInsert* p,
2436 const Evoral::Parameter& param,
2437 const ParameterDescriptor& desc,
2438 boost::shared_ptr<AutomationList> list)
2439 : AutomationControl (p->session(), param, desc, list)
2443 alist()->set_yrange (desc.lower, desc.upper);
2444 alist()->reset_default (desc.normal);
2448 set_flags(Controllable::Toggle);
2453 PluginInsert::PluginPropertyControl::set_value (double user_val, PBD::Controllable::GroupControlDisposition /* group_override*/)
2456 set_value_unchecked (user_val);
2461 PluginInsert::PluginPropertyControl::set_value_unchecked (double user_val)
2463 /* Old numeric set_value(), coerce to appropriate datatype if possible.
2464 This is lossy, but better than nothing until Ardour's automation system
2465 can handle various datatypes all the way down. */
2466 const Variant value(_desc.datatype, user_val);
2467 if (value.type() == Variant::NOTHING) {
2468 error << "set_value(double) called for non-numeric property" << endmsg;
2472 for (Plugins::iterator i = _plugin->_plugins.begin(); i != _plugin->_plugins.end(); ++i) {
2473 (*i)->set_property(_list->parameter().id(), value);
2477 AutomationControl::set_value (user_val, Controllable::NoGroup);
2481 PluginInsert::PluginPropertyControl::get_state ()
2485 XMLNode& node (AutomationControl::get_state());
2486 ss << parameter().id();
2487 node.add_property (X_("property"), ss.str());
2488 node.remove_property (X_("value"));
2494 PluginInsert::PluginPropertyControl::get_value () const
2496 return _value.to_double();
2499 boost::shared_ptr<Plugin>
2500 PluginInsert::get_impulse_analysis_plugin()
2502 boost::shared_ptr<Plugin> ret;
2503 if (_impulseAnalysisPlugin.expired()) {
2504 ret = plugin_factory(_plugins[0]);
2505 ret->configure_io (internal_input_streams (), internal_output_streams ());
2506 _impulseAnalysisPlugin = ret;
2508 ret = _impulseAnalysisPlugin.lock();
2515 PluginInsert::collect_signal_for_analysis (framecnt_t nframes)
2517 // called from outside the audio thread, so this should be safe
2518 // only do audio as analysis is (currently) only for audio plugins
2519 _signal_analysis_inputs.ensure_buffers( DataType::AUDIO, internal_input_streams().n_audio(), nframes);
2520 _signal_analysis_outputs.ensure_buffers( DataType::AUDIO, internal_output_streams().n_audio(), nframes);
2522 _signal_analysis_collected_nframes = 0;
2523 _signal_analysis_collect_nframes_max = nframes;
2526 /** Add a plugin to our list */
2528 PluginInsert::add_plugin (boost::shared_ptr<Plugin> plugin)
2530 plugin->set_insert_id (this->id());
2532 if (_plugins.empty()) {
2533 /* first (and probably only) plugin instance - connect to relevant signals */
2535 plugin->ParameterChangedExternally.connect_same_thread (*this, boost::bind (&PluginInsert::parameter_changed_externally, this, _1, _2));
2536 plugin->StartTouch.connect_same_thread (*this, boost::bind (&PluginInsert::start_touch, this, _1));
2537 plugin->EndTouch.connect_same_thread (*this, boost::bind (&PluginInsert::end_touch, this, _1));
2538 plugin->LatencyChanged.connect_same_thread (*this, boost::bind (&PluginInsert::latency_changed, this, _1, _2));
2539 // cache sidechain port count
2540 _cached_sidechain_pins.reset ();
2541 const ChanCount& nis (plugin->get_info()->n_inputs);
2542 for (DataType::iterator t = DataType::begin(); t != DataType::end(); ++t) {
2543 for (uint32_t in = 0; in < nis.get (*t); ++in) {
2544 const Plugin::IOPortDescription& iod (plugin->describe_io_port (*t, true, in));
2545 if (iod.is_sidechain) {
2546 _cached_sidechain_pins.set (*t, 1 + _cached_sidechain_pins.n(*t));
2551 #if (defined WINDOWS_VST_SUPPORT || defined LXVST_SUPPORT)
2552 boost::shared_ptr<VSTPlugin> vst = boost::dynamic_pointer_cast<VSTPlugin> (plugin);
2554 vst->set_insert (this, _plugins.size ());
2557 _plugins.push_back (plugin);
2561 PluginInsert::realtime_handle_transport_stopped ()
2563 for (Plugins::iterator i = _plugins.begin(); i != _plugins.end(); ++i) {
2564 (*i)->realtime_handle_transport_stopped ();
2569 PluginInsert::realtime_locate ()
2571 for (Plugins::iterator i = _plugins.begin(); i != _plugins.end(); ++i) {
2572 (*i)->realtime_locate ();
2577 PluginInsert::monitoring_changed ()
2579 for (Plugins::iterator i = _plugins.begin(); i != _plugins.end(); ++i) {
2580 (*i)->monitoring_changed ();
2585 PluginInsert::latency_changed (framecnt_t, framecnt_t)
2587 // this is called in RT context, LatencyChanged is emitted after run()
2588 _latency_changed = true;
2592 PluginInsert::start_touch (uint32_t param_id)
2594 boost::shared_ptr<AutomationControl> ac = automation_control (Evoral::Parameter (PluginAutomation, 0, param_id));
2596 ac->start_touch (session().audible_frame());
2601 PluginInsert::end_touch (uint32_t param_id)
2603 boost::shared_ptr<AutomationControl> ac = automation_control (Evoral::Parameter (PluginAutomation, 0, param_id));
2605 ac->stop_touch (true, session().audible_frame());
2609 std::ostream& operator<<(std::ostream& o, const ARDOUR::PluginInsert::Match& m)
2612 case PluginInsert::Impossible: o << "Impossible"; break;
2613 case PluginInsert::Delegate: o << "Delegate"; break;
2614 case PluginInsert::NoInputs: o << "NoInputs"; break;
2615 case PluginInsert::ExactMatch: o << "ExactMatch"; break;
2616 case PluginInsert::Replicate: o << "Replicate"; break;
2617 case PluginInsert::Split: o << "Split"; break;
2618 case PluginInsert::Hide: o << "Hide"; break;
2620 o << " cnt: " << m.plugins
2621 << (m.strict_io ? " strict-io" : "")
2622 << (m.custom_cfg ? " custom-cfg" : "");
2623 if (m.method == PluginInsert::Hide) {
2624 o << " hide: " << m.hide;