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);
107 Plugin::Plugin (const Plugin& other)
108 : StatefulDestructible()
110 , _engine (other._engine)
111 , _session (other._session)
112 , _info (other._info)
114 , _have_presets (false)
115 , _have_pending_stop_events (false)
116 , _parameter_changed_since_last_preset (false)
118 _pending_stop_events.ensure_buffers (DataType::MIDI, 1, 4096);
126 Plugin::remove_preset (string name)
128 Plugin::PresetRecord const * p = preset_by_label (name);
130 PBD::error << _("Trying to remove nonexistent preset.") << endmsg;
134 PBD::error << _("Cannot remove plugin factory preset.") << endmsg;
138 do_remove_preset (name);
139 _presets.erase (p->uri);
141 _last_preset.uri = "";
142 _parameter_changed_since_last_preset = false;
143 _have_presets = false;
144 PresetsChanged (unique_id(), this); /* EMIT SIGNAL */
145 PresetRemoved (); /* EMIT SIGNAL */
148 /** @return PresetRecord with empty URI on failure */
150 Plugin::save_preset (string name)
152 if (preset_by_label (name)) {
153 PBD::error << _("Preset with given name already exists.") << endmsg;
154 return Plugin::PresetRecord ();
157 string const uri = do_save_preset (name);
160 _presets.insert (make_pair (uri, PresetRecord (uri, name)));
161 _have_presets = false;
162 PresetsChanged (unique_id(), this); /* EMIT SIGNAL */
163 PresetAdded (); /* EMIT SIGNAL */
166 return PresetRecord (uri, name);
170 ARDOUR::find_plugin(Session& session, string identifier, PluginType type)
172 PluginManager& mgr (PluginManager::instance());
173 PluginInfoList plugs;
177 plugs = mgr.lua_plugin_info();
181 plugs = mgr.ladspa_plugin_info();
186 plugs = mgr.lv2_plugin_info();
190 #ifdef WINDOWS_VST_SUPPORT
191 case ARDOUR::Windows_VST:
192 plugs = mgr.windows_vst_plugin_info();
198 plugs = mgr.lxvst_plugin_info();
202 #ifdef MACVST_SUPPORT
204 plugs = mgr.mac_vst_plugin_info();
208 #ifdef AUDIOUNIT_SUPPORT
209 case ARDOUR::AudioUnit:
210 plugs = mgr.au_plugin_info();
215 return PluginPtr ((Plugin *) 0);
218 PluginInfoList::iterator i;
220 for (i = plugs.begin(); i != plugs.end(); ++i) {
221 if (identifier == (*i)->unique_id){
222 return (*i)->load (session);
226 #ifdef WINDOWS_VST_SUPPORT
227 /* hmm, we didn't find it. could be because in older versions of Ardour.
228 we used to store the name of a VST plugin, not its unique ID. so try
232 for (i = plugs.begin(); i != plugs.end(); ++i) {
233 if (identifier == (*i)->name){
234 return (*i)->load (session);
240 /* hmm, we didn't find it. could be because in older versions of Ardour.
241 we used to store the name of a VST plugin, not its unique ID. so try
245 for (i = plugs.begin(); i != plugs.end(); ++i) {
246 if (identifier == (*i)->name){
247 return (*i)->load (session);
252 return PluginPtr ((Plugin*) 0);
256 Plugin::output_streams () const
258 /* LADSPA & VST should not get here because they do not
259 return "infinite" i/o counts.
261 return ChanCount::ZERO;
265 Plugin::input_streams () const
267 /* LADSPA & VST should not get here because they do not
268 return "infinite" i/o counts.
270 return ChanCount::ZERO;
273 Plugin::IOPortDescription
274 Plugin::describe_io_port (ARDOUR::DataType dt, bool input, uint32_t id) const
276 std::stringstream ss;
278 case DataType::AUDIO:
279 ss << _("Audio") << " ";
282 ss << _("Midi") << " ";
289 ss << _("In") << " ";
291 ss << _("Out") << " ";
296 Plugin::IOPortDescription iod (ss.str());
300 PluginOutputConfiguration
301 Plugin::possible_output () const
303 PluginOutputConfiguration oc;
305 oc.insert (_info->n_outputs.n_audio ());
310 const Plugin::PresetRecord *
311 Plugin::preset_by_label (const string& label)
313 #ifndef NO_PLUGIN_STATE
314 if (!_have_presets) {
316 _have_presets = true;
320 for (map<string, PresetRecord>::const_iterator i = _presets.begin(); i != _presets.end(); ++i) {
321 if (i->second.label == label) {
329 const Plugin::PresetRecord *
330 Plugin::preset_by_uri (const string& uri)
332 #ifndef NO_PLUGIN_STATE
333 if (!_have_presets) {
335 _have_presets = true;
338 map<string, PresetRecord>::const_iterator pr = _presets.find (uri);
339 if (pr != _presets.end()) {
347 Plugin::connect_and_run (BufferSet& bufs,
348 framepos_t /*start*/, framepos_t /*end*/, double /*speed*/,
349 ChanMapping /*in_map*/, ChanMapping /*out_map*/,
350 pframes_t /* nframes */, framecnt_t /*offset*/)
352 if (bufs.count().n_midi() > 0) {
354 /* Track notes that we are sending to the plugin */
356 const MidiBuffer& b = bufs.get_midi (0);
358 _tracker.track (b.begin(), b.end());
360 if (_have_pending_stop_events) {
361 /* Transmit note-offs that are pending from the last transport stop */
362 bufs.merge_from (_pending_stop_events, 0);
363 _have_pending_stop_events = false;
371 Plugin::realtime_handle_transport_stopped ()
377 Plugin::realtime_locate ()
383 Plugin::monitoring_changed ()
389 Plugin::resolve_midi ()
391 /* Create note-offs for any active notes and put them in _pending_stop_events, to be picked
392 up on the next call to connect_and_run ().
395 _pending_stop_events.get_midi(0).clear ();
396 _tracker.resolve_notes (_pending_stop_events.get_midi (0), 0);
397 _have_pending_stop_events = true;
400 vector<Plugin::PresetRecord>
401 Plugin::get_presets ()
403 vector<PresetRecord> p;
405 #ifndef NO_PLUGIN_STATE
406 if (!_have_presets) {
408 _have_presets = true;
411 for (map<string, PresetRecord>::const_iterator i = _presets.begin(); i != _presets.end(); ++i) {
412 p.push_back (i->second);
415 if (!seen_set_state_message) {
416 info << string_compose (_("Plugin presets are not supported in this build of %1. Consider paying for a full version"),
419 seen_set_state_message = true;
426 /** Set parameters using a preset */
428 Plugin::load_preset (PresetRecord r)
431 _parameter_changed_since_last_preset = false;
433 _session.set_dirty ();
434 PresetLoaded (); /* EMIT SIGNAL */
439 Plugin::clear_preset ()
441 _last_preset.uri = "";
442 _last_preset.label = "";
443 _parameter_changed_since_last_preset = false;
445 _session.set_dirty ();
446 PresetLoaded (); /* EMIT SIGNAL */
450 Plugin::set_parameter (uint32_t /* which */, float /* value */)
452 _parameter_changed_since_last_preset = true;
453 _session.set_dirty ();
454 PresetDirty (); /* EMIT SIGNAL */
458 Plugin::parameter_changed_externally (uint32_t which, float /* value */)
460 _parameter_changed_since_last_preset = true;
461 _session.set_dirty ();
462 ParameterChangedExternally (which, get_parameter (which)); /* EMIT SIGNAL */
463 PresetDirty (); /* EMIT SIGNAL */
467 Plugin::set_state (const XMLNode& node, int /*version*/)
469 XMLProperty const * p = node.property (X_("last-preset-uri"));
471 _last_preset.uri = p->value ();
474 p = node.property (X_("last-preset-label"));
476 _last_preset.label = p->value ();
479 p = node.property (X_("parameter-changed-since-last-preset"));
481 _parameter_changed_since_last_preset = string_is_affirmative (p->value ());
490 XMLNode* root = new XMLNode (state_node_name ());
493 root->add_property (X_("last-preset-uri"), _last_preset.uri);
494 root->add_property (X_("last-preset-label"), _last_preset.label);
495 root->add_property (X_("parameter-changed-since-last-preset"), _parameter_changed_since_last_preset ? X_("yes") : X_("no"));
497 #ifndef NO_PLUGIN_STATE
500 if (!seen_get_state_message) {
501 info << string_compose (_("Saving plugin settings is not supported in this build of %1. Consider paying for the full version"),
504 seen_get_state_message = true;
512 Plugin::set_info (PluginInfoPtr info)