X-Git-Url: https://main.carlh.net/gitweb/?a=blobdiff_plain;f=libs%2Fardour%2Fplugin.cc;h=11d859ed8c81fe3558d5effcd200dfb5781b0e1f;hb=5424119b559fc6f68ca0d85c22a4866739c2ab73;hp=366f683e5692fe1377db512039d7c8d8869bdae1;hpb=b85b4d9e54caef0585d308ef3bffee21d0e5ae56;p=ardour.git diff --git a/libs/ardour/plugin.cc b/libs/ardour/plugin.cc index 366f683e56..11d859ed8c 100644 --- a/libs/ardour/plugin.cc +++ b/libs/ardour/plugin.cc @@ -27,29 +27,37 @@ #include #include // so libraptor doesn't complain #include +#ifndef COMPILER_MSVC #include +#endif #include #include #include +#ifdef HAVE_LRDF #include +#endif #include "pbd/compose.h" #include "pbd/error.h" #include "pbd/xml++.h" -#include "ardour/ardour.h" -#include "ardour/session.h" -#include "ardour/audioengine.h" +#include "ardour/buffer_set.h" +#include "ardour/chan_count.h" +#include "ardour/chan_mapping.h" +#include "ardour/data_type.h" +#include "ardour/midi_buffer.h" +#include "ardour/midi_state_tracker.h" #include "ardour/plugin.h" -#include "ardour/ladspa_plugin.h" #include "ardour/plugin_manager.h" +#include "ardour/session.h" +#include "ardour/types.h" -#ifdef HAVE_AUDIOUNITS +#ifdef AUDIOUNIT_SUPPORT #include "ardour/audio_unit.h" #endif -#ifdef HAVE_SLV2 +#ifdef LV2_SUPPORT #include "ardour/lv2_plugin.h" #endif @@ -62,13 +70,28 @@ using namespace std; using namespace ARDOUR; using namespace PBD; -PBD::Signal0 Plugin::PresetFileExists; +namespace ARDOUR { class AudioEngine; } + +#ifdef NO_PLUGIN_STATE +static bool seen_get_state_message = false; +static bool seen_set_state_message = false; +#endif + +bool +PluginInfo::is_instrument () const +{ + return (n_inputs.n_midi() != 0) && (n_outputs.n_audio() > 0); +} Plugin::Plugin (AudioEngine& e, Session& s) : _engine (e) , _session (s) , _cycles (0) + , _have_presets (false) + , _have_pending_stop_events (false) + , _parameter_changed_since_last_preset (false) { + _pending_stop_events.ensure_buffers (DataType::MIDI, 1, 4096); } Plugin::Plugin (const Plugin& other) @@ -78,180 +101,74 @@ Plugin::Plugin (const Plugin& other) , _session (other._session) , _info (other._info) , _cycles (0) - , presets (other.presets) + , _have_presets (false) + , _have_pending_stop_events (false) + , _parameter_changed_since_last_preset (false) { + _pending_stop_events.ensure_buffers (DataType::MIDI, 1, 4096); } Plugin::~Plugin () { } -const Plugin::PresetRecord* -Plugin::preset_by_label(const string& label) +void +Plugin::remove_preset (string name) { - // FIXME: O(n) - for (map::const_iterator i = presets.begin(); i != presets.end(); ++i) { - if (i->second.label == label) { - return &i->second; - } - } - return NULL; -} + do_remove_preset (name); + _presets.erase (preset_by_label (name)->uri); -const Plugin::PresetRecord* -Plugin::preset_by_uri(const string& uri) -{ - map::const_iterator pr = presets.find(uri); - if (pr != presets.end()) { - return &pr->second; - } else { - return NULL; - } + _last_preset.uri = ""; + _parameter_changed_since_last_preset = false; + PresetRemoved (); /* EMIT SIGNAL */ } -vector -Plugin::get_presets() +/** @return PresetRecord with empty URI on failure */ +Plugin::PresetRecord +Plugin::save_preset (string name) { - vector result; - uint32_t id; - std::string unique (unique_id()); - - /* XXX problem: AU plugins don't have numeric ID's. - Solution: they have a different method of providing presets. - XXX sub-problem: implement it. - */ - - if (!isdigit (unique[0])) { - return result; - } - - id = atol (unique.c_str()); - - lrdf_uris* set_uris = lrdf_get_setting_uris(id); - - if (set_uris) { - for (uint32_t i = 0; i < (uint32_t) set_uris->count; ++i) { - if (char* label = lrdf_get_label(set_uris->items[i])) { - PresetRecord rec(set_uris->items[i], label); - result.push_back(rec); - presets.insert(std::make_pair(set_uris->items[i], rec)); - } - } - lrdf_free_uris(set_uris); - } + string const uri = do_save_preset (name); - return result; -} - -bool -Plugin::load_preset(const string& preset_uri) -{ - lrdf_defaults* defs = lrdf_get_setting_values(preset_uri.c_str()); - - if (defs) { - for (uint32_t i = 0; i < (uint32_t) defs->count; ++i) { - // The defs->items[i].pid < defs->count check is to work around - // a bug in liblrdf that saves invalid values into the presets file. - if (((uint32_t) defs->items[i].pid < (uint32_t) defs->count) && parameter_is_input (defs->items[i].pid)) { - set_parameter(defs->items[i].pid, defs->items[i].value); - } - } - lrdf_free_setting_values(defs); + if (!uri.empty()) { + _presets.insert (make_pair (uri, PresetRecord (uri, name))); + PresetAdded (); /* EMIT SIGNAL */ } - return true; -} - -bool -Plugin::save_preset (string name, string domain) -{ - lrdf_portvalue portvalues[parameter_count()]; - lrdf_defaults defaults; - uint32_t id; - std::string unique (unique_id()); - - /* XXX problem: AU plugins don't have numeric ID's. - Solution: they have a different method of providing/saving presets. - XXX sub-problem: implement it. - */ - - if (!isdigit (unique[0])) { - return false; - } - - id = atol (unique.c_str()); - - defaults.count = parameter_count(); - defaults.items = portvalues; - - for (uint32_t i = 0; i < parameter_count(); ++i) { - if (parameter_is_input (i)) { - portvalues[i].pid = i; - portvalues[i].value = get_parameter(i); - } - } - - char* envvar; - if ((envvar = getenv ("HOME")) == 0) { - warning << _("Could not locate HOME. Preset not saved.") << endmsg; - return false; - } - - string source(string_compose("file:%1/.%2/rdf/ardour-presets.n3", envvar, domain)); - - char* uri = lrdf_add_preset (source.c_str(), name.c_str(), id, &defaults); - - /* XXX: why is the uri apparently kept as the key in the `presets' map and also in the PresetRecord? */ - - presets.insert (make_pair (uri, PresetRecord (uri, name))); - free (uri); - - string path = string_compose("%1/.%2", envvar, domain); - if (g_mkdir_with_parents (path.c_str(), 0775)) { - warning << string_compose(_("Could not create %1. Preset not saved. (%2)"), path, strerror(errno)) << endmsg; - return false; - } - - path += "/rdf"; - if (g_mkdir_with_parents (path.c_str(), 0775)) { - warning << string_compose(_("Could not create %1. Preset not saved. (%2)"), path, strerror(errno)) << endmsg; - return false; - } - - if (lrdf_export_by_source(source.c_str(), source.substr(5).c_str())) { - warning << string_compose(_("Error saving presets file %1."), source) << endmsg; - return false; - } - - return true; + return PresetRecord (uri, name); } PluginPtr ARDOUR::find_plugin(Session& session, string identifier, PluginType type) { - PluginManager *mgr = PluginManager::the_manager(); + PluginManager& mgr (PluginManager::instance()); PluginInfoList plugs; switch (type) { case ARDOUR::LADSPA: - plugs = mgr->ladspa_plugin_info(); + plugs = mgr.ladspa_plugin_info(); break; -#ifdef HAVE_SLV2 +#ifdef LV2_SUPPORT case ARDOUR::LV2: - plugs = mgr->lv2_plugin_info(); + plugs = mgr.lv2_plugin_info(); break; #endif -#ifdef VST_SUPPORT - case ARDOUR::VST: - plugs = mgr->vst_plugin_info(); +#ifdef WINDOWS_VST_SUPPORT + case ARDOUR::Windows_VST: + plugs = mgr.windows_vst_plugin_info(); break; #endif -#ifdef HAVE_AUDIOUNITS +#ifdef LXVST_SUPPORT + case ARDOUR::LXVST: + plugs = mgr.lxvst_plugin_info(); + break; +#endif + +#ifdef AUDIOUNIT_SUPPORT case ARDOUR::AudioUnit: - plugs = mgr->au_plugin_info(); + plugs = mgr.au_plugin_info(); break; #endif @@ -267,7 +184,20 @@ ARDOUR::find_plugin(Session& session, string identifier, PluginType type) } } -#ifdef VST_SUPPORT +#ifdef WINDOWS_VST_SUPPORT + /* hmm, we didn't find it. could be because in older versions of Ardour. + we used to store the name of a VST plugin, not its unique ID. so try + again. + */ + + for (i = plugs.begin(); i != plugs.end(); ++i) { + if (identifier == (*i)->name){ + return (*i)->load (session); + } + } +#endif + +#ifdef LXVST_SUPPORT /* hmm, we didn't find it. could be because in older versions of Ardour. we used to store the name of a VST plugin, not its unique ID. so try again. @@ -301,4 +231,188 @@ Plugin::input_streams () const return ChanCount::ZERO; } +const Plugin::PresetRecord * +Plugin::preset_by_label (const string& label) +{ + // FIXME: O(n) + for (map::const_iterator i = _presets.begin(); i != _presets.end(); ++i) { + if (i->second.label == label) { + return &i->second; + } + } + + return 0; +} + +const Plugin::PresetRecord * +Plugin::preset_by_uri (const string& uri) +{ + map::const_iterator pr = _presets.find (uri); + if (pr != _presets.end()) { + return &pr->second; + } else { + return 0; + } +} + +int +Plugin::connect_and_run (BufferSet& bufs, + ChanMapping /*in_map*/, ChanMapping /*out_map*/, + pframes_t /* nframes */, framecnt_t /*offset*/) +{ + if (bufs.count().n_midi() > 0) { + + /* Track notes that we are sending to the plugin */ + + MidiBuffer& b = bufs.get_midi (0); + + _tracker.track (b.begin(), b.end()); + + if (_have_pending_stop_events) { + /* Transmit note-offs that are pending from the last transport stop */ + bufs.merge_from (_pending_stop_events, 0); + _have_pending_stop_events = false; + } + } + + return 0; +} + +void +Plugin::realtime_handle_transport_stopped () +{ + resolve_midi (); +} + +void +Plugin::realtime_locate () +{ + resolve_midi (); +} + +void +Plugin::monitoring_changed () +{ + resolve_midi (); +} + +void +Plugin::resolve_midi () +{ + /* Create note-offs for any active notes and put them in _pending_stop_events, to be picked + up on the next call to connect_and_run (). + */ + + _pending_stop_events.get_midi(0).clear (); + _tracker.resolve_notes (_pending_stop_events.get_midi (0), 0); + _have_pending_stop_events = true; +} + + +vector +Plugin::get_presets () +{ + vector p; + +#ifndef NO_PLUGIN_STATE + if (!_have_presets) { + find_presets (); + _have_presets = true; + } + + for (map::const_iterator i = _presets.begin(); i != _presets.end(); ++i) { + p.push_back (i->second); + } +#else + if (!seen_set_state_message) { + info << string_compose (_("Plugin presets are not supported in this build of %1. Consider paying for a full version"), + PROGRAM_NAME) + << endmsg; + } +#endif + + return p; +} + +/** Set parameters using a preset */ +bool +Plugin::load_preset (PresetRecord r) +{ + _last_preset = r; + _parameter_changed_since_last_preset = false; + + PresetLoaded (); /* EMIT SIGNAL */ + return true; +} + +void +Plugin::clear_preset () +{ + _last_preset.uri = ""; + _last_preset.label = ""; + _parameter_changed_since_last_preset = false; + + PresetLoaded (); /* EMIT SIGNAL */ +} + +/** @param val `plugin' value */ +void +Plugin::set_parameter (uint32_t which, float) +{ + _parameter_changed_since_last_preset = true; + _session.set_dirty (); + ParameterChanged (which, get_parameter (which)); /* EMIT SIGNAL */ +} + +int +Plugin::set_state (const XMLNode& node, int /*version*/) +{ + XMLProperty const * p = node.property (X_("last-preset-uri")); + if (p) { + _last_preset.uri = p->value (); + } + + p = node.property (X_("last-preset-label")); + if (p) { + _last_preset.label = p->value (); + } + + p = node.property (X_("parameter-changed-since-last-preset")); + if (p) { + _parameter_changed_since_last_preset = string_is_affirmative (p->value ()); + } + + return 0; +} + +XMLNode & +Plugin::get_state () +{ + XMLNode* root = new XMLNode (state_node_name ()); + LocaleGuard lg (X_("POSIX")); + + root->add_property (X_("last-preset-uri"), _last_preset.uri); + root->add_property (X_("last-preset-label"), _last_preset.label); + root->add_property (X_("parameter-changed-since-last-preset"), _parameter_changed_since_last_preset ? X_("yes") : X_("no")); + +#ifndef NO_PLUGIN_STATE + add_state (root); +#else + if (!seen_get_state_message) { + info << string_compose (_("Saving plugin settings is not supported in this build of %1. Consider paying for the full version"), + PROGRAM_NAME) + << endmsg; + seen_get_state_message = true; + } +#endif + + return *root; +} + +void +Plugin::set_info (PluginInfoPtr info) +{ + _info = info; +} +