2 Copyright (C) 2000-2002 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"
28 #include <cstdio> // so libraptor doesn't complain
41 #include "pbd/compose.h"
42 #include "pbd/error.h"
43 #include "pbd/xml++.h"
45 #include "ardour/buffer_set.h"
46 #include "ardour/chan_count.h"
47 #include "ardour/chan_mapping.h"
48 #include "ardour/data_type.h"
49 #include "ardour/luaproc.h"
50 #include "ardour/midi_buffer.h"
51 #include "ardour/midi_state_tracker.h"
52 #include "ardour/plugin.h"
53 #include "ardour/plugin_manager.h"
54 #include "ardour/port.h"
55 #include "ardour/session.h"
56 #include "ardour/types.h"
58 #ifdef AUDIOUNIT_SUPPORT
59 #include "ardour/audio_unit.h"
63 #include "ardour/lv2_plugin.h"
66 #include "pbd/stl_delete.h"
72 using namespace ARDOUR;
75 namespace ARDOUR { class AudioEngine; }
77 #ifdef NO_PLUGIN_STATE
78 static bool seen_get_state_message = false;
79 static bool seen_set_state_message = false;
82 PBD::Signal2<void, std::string, Plugin*> Plugin::PresetsChanged;
85 PluginInfo::needs_midi_input () const
87 return (n_inputs.n_midi() != 0);
91 PluginInfo::is_instrument () const
93 return (n_inputs.n_midi() != 0) && (n_outputs.n_audio() > 0) && (n_inputs.n_audio() == 0);
96 Plugin::Plugin (AudioEngine& e, Session& s)
100 , _have_presets (false)
101 , _have_pending_stop_events (false)
102 , _parameter_changed_since_last_preset (false)
104 _pending_stop_events.ensure_buffers (DataType::MIDI, 1, 4096);
105 PresetsChanged.connect_same_thread (_preset_connection, boost::bind (&Plugin::update_presets, this, _1 ,_2));
108 Plugin::Plugin (const Plugin& other)
109 : StatefulDestructible()
111 , _engine (other._engine)
112 , _session (other._session)
113 , _info (other._info)
115 , _have_presets (false)
116 , _have_pending_stop_events (false)
117 , _parameter_changed_since_last_preset (false)
119 _pending_stop_events.ensure_buffers (DataType::MIDI, 1, 4096);
120 PresetsChanged.connect_same_thread (_preset_connection, boost::bind (&Plugin::update_presets, this, _1 ,_2));
128 Plugin::remove_preset (string name)
130 Plugin::PresetRecord const * p = preset_by_label (name);
132 PBD::error << _("Cannot remove plugin factory preset.") << endmsg;
136 do_remove_preset (name);
137 _presets.erase (preset_by_label (name)->uri);
139 _last_preset.uri = "";
140 _parameter_changed_since_last_preset = false;
141 PresetRemoved (); /* EMIT SIGNAL */
142 PresetsChanged (unique_id(), this); /* EMIT SIGNAL */
145 /** @return PresetRecord with empty URI on failure */
147 Plugin::save_preset (string name)
149 if (preset_by_label (name)) {
150 PBD::error << _("Preset with given name already exists.") << endmsg;
151 return Plugin::PresetRecord ();
154 string const uri = do_save_preset (name);
157 _presets.insert (make_pair (uri, PresetRecord (uri, name)));
158 PresetAdded (); /* EMIT SIGNAL */
159 PresetsChanged (unique_id(), this); /* EMIT SIGNAL */
162 return PresetRecord (uri, name);
166 ARDOUR::find_plugin(Session& session, string identifier, PluginType type)
168 PluginManager& mgr (PluginManager::instance());
169 PluginInfoList plugs;
173 plugs = mgr.lua_plugin_info();
177 plugs = mgr.ladspa_plugin_info();
182 plugs = mgr.lv2_plugin_info();
186 #ifdef WINDOWS_VST_SUPPORT
187 case ARDOUR::Windows_VST:
188 plugs = mgr.windows_vst_plugin_info();
194 plugs = mgr.lxvst_plugin_info();
198 #ifdef AUDIOUNIT_SUPPORT
199 case ARDOUR::AudioUnit:
200 plugs = mgr.au_plugin_info();
205 return PluginPtr ((Plugin *) 0);
208 PluginInfoList::iterator i;
210 for (i = plugs.begin(); i != plugs.end(); ++i) {
211 if (identifier == (*i)->unique_id){
212 return (*i)->load (session);
216 #ifdef WINDOWS_VST_SUPPORT
217 /* hmm, we didn't find it. could be because in older versions of Ardour.
218 we used to store the name of a VST plugin, not its unique ID. so try
222 for (i = plugs.begin(); i != plugs.end(); ++i) {
223 if (identifier == (*i)->name){
224 return (*i)->load (session);
230 /* hmm, we didn't find it. could be because in older versions of Ardour.
231 we used to store the name of a VST plugin, not its unique ID. so try
235 for (i = plugs.begin(); i != plugs.end(); ++i) {
236 if (identifier == (*i)->name){
237 return (*i)->load (session);
242 return PluginPtr ((Plugin*) 0);
246 Plugin::output_streams () const
248 /* LADSPA & VST should not get here because they do not
249 return "infinite" i/o counts.
251 return ChanCount::ZERO;
255 Plugin::input_streams () const
257 /* LADSPA & VST should not get here because they do not
258 return "infinite" i/o counts.
260 return ChanCount::ZERO;
263 Plugin::IOPortDescription
264 Plugin::describe_io_port (ARDOUR::DataType dt, bool input, uint32_t id) const
266 std::stringstream ss;
268 case DataType::AUDIO:
269 ss << _("Audio") << " ";
272 ss << _("Midi") << " ";
279 ss << _("In") << " ";
281 ss << _("Out") << " ";
286 Plugin::IOPortDescription iod (ss.str());
290 PluginOutputConfiguration
291 Plugin::possible_output () const
293 PluginOutputConfiguration oc;
295 oc.insert (_info->n_outputs.n_audio ());
300 const Plugin::PresetRecord *
301 Plugin::preset_by_label (const string& label)
303 #ifndef NO_PLUGIN_STATE
304 if (!_have_presets) {
306 _have_presets = true;
310 for (map<string, PresetRecord>::const_iterator i = _presets.begin(); i != _presets.end(); ++i) {
311 if (i->second.label == label) {
319 const Plugin::PresetRecord *
320 Plugin::preset_by_uri (const string& uri)
322 #ifndef NO_PLUGIN_STATE
323 if (!_have_presets) {
325 _have_presets = true;
328 map<string, PresetRecord>::const_iterator pr = _presets.find (uri);
329 if (pr != _presets.end()) {
337 Plugin::connect_and_run (BufferSet& bufs,
338 framepos_t /*start*/, framepos_t /*end*/, double /*speed*/,
339 ChanMapping /*in_map*/, ChanMapping /*out_map*/,
340 pframes_t /* nframes */, framecnt_t /*offset*/)
342 if (bufs.count().n_midi() > 0) {
344 /* Track notes that we are sending to the plugin */
346 const MidiBuffer& b = bufs.get_midi (0);
348 _tracker.track (b.begin(), b.end());
350 if (_have_pending_stop_events) {
351 /* Transmit note-offs that are pending from the last transport stop */
352 bufs.merge_from (_pending_stop_events, 0);
353 _have_pending_stop_events = false;
361 Plugin::realtime_handle_transport_stopped ()
367 Plugin::realtime_locate ()
373 Plugin::monitoring_changed ()
379 Plugin::resolve_midi ()
381 /* Create note-offs for any active notes and put them in _pending_stop_events, to be picked
382 up on the next call to connect_and_run ().
385 _pending_stop_events.get_midi(0).clear ();
386 _tracker.resolve_notes (_pending_stop_events.get_midi (0), 0);
387 _have_pending_stop_events = true;
391 Plugin::update_presets (std::string src_unique_id, Plugin* src )
393 if (src == this || unique_id() != src_unique_id) {
396 _have_presets = false;
397 // TODO check if a preset was added/removed and emit the proper signal
398 // so far no subscriber distinguishes between PresetAdded and PresetRemoved
402 vector<Plugin::PresetRecord>
403 Plugin::get_presets ()
405 vector<PresetRecord> p;
407 #ifndef NO_PLUGIN_STATE
408 if (!_have_presets) {
410 _have_presets = true;
413 for (map<string, PresetRecord>::const_iterator i = _presets.begin(); i != _presets.end(); ++i) {
414 p.push_back (i->second);
417 if (!seen_set_state_message) {
418 info << string_compose (_("Plugin presets are not supported in this build of %1. Consider paying for a full version"),
421 seen_set_state_message = true;
428 /** Set parameters using a preset */
430 Plugin::load_preset (PresetRecord r)
433 _parameter_changed_since_last_preset = false;
435 _session.set_dirty ();
436 PresetLoaded (); /* EMIT SIGNAL */
441 Plugin::clear_preset ()
443 _last_preset.uri = "";
444 _last_preset.label = "";
445 _parameter_changed_since_last_preset = false;
447 _session.set_dirty ();
448 PresetLoaded (); /* EMIT SIGNAL */
452 Plugin::set_parameter (uint32_t /* which */, float /* value */)
454 _parameter_changed_since_last_preset = true;
455 _session.set_dirty ();
456 PresetDirty (); /* EMIT SIGNAL */
460 Plugin::parameter_changed_externally (uint32_t which, float /* value */)
462 _parameter_changed_since_last_preset = true;
463 _session.set_dirty ();
464 ParameterChangedExternally (which, get_parameter (which)); /* EMIT SIGNAL */
465 PresetDirty (); /* EMIT SIGNAL */
469 Plugin::set_state (const XMLNode& node, int /*version*/)
471 XMLProperty const * p = node.property (X_("last-preset-uri"));
473 _last_preset.uri = p->value ();
476 p = node.property (X_("last-preset-label"));
478 _last_preset.label = p->value ();
481 p = node.property (X_("parameter-changed-since-last-preset"));
483 _parameter_changed_since_last_preset = string_is_affirmative (p->value ());
492 XMLNode* root = new XMLNode (state_node_name ());
495 root->add_property (X_("last-preset-uri"), _last_preset.uri);
496 root->add_property (X_("last-preset-label"), _last_preset.label);
497 root->add_property (X_("parameter-changed-since-last-preset"), _parameter_changed_since_last_preset ? X_("yes") : X_("no"));
499 #ifndef NO_PLUGIN_STATE
502 if (!seen_get_state_message) {
503 info << string_compose (_("Saving plugin settings is not supported in this build of %1. Consider paying for the full version"),
506 seen_get_state_message = true;
514 Plugin::set_info (PluginInfoPtr info)