X-Git-Url: https://main.carlh.net/gitweb/?a=blobdiff_plain;f=libs%2Fardour%2Flv2_plugin.cc;h=43a4901ca7d5639a1619f54cda0270bad2f79577;hb=424cacfbc83516d9e935bd93135e58b34dcfc002;hp=47e1053a2cd36aa55f39d9d0329b0e16e9f49811;hpb=9d867cfd87648e6b441638bda28153f5a9f02092;p=ardour.git diff --git a/libs/ardour/lv2_plugin.cc b/libs/ardour/lv2_plugin.cc index 47e1053a2c..43a4901ca7 100644 --- a/libs/ardour/lv2_plugin.cc +++ b/libs/ardour/lv2_plugin.cc @@ -132,6 +132,7 @@ public: LilvNode* lv2_enumeration; LilvNode* lv2_freewheeling; LilvNode* lv2_inPlaceBroken; + LilvNode* lv2_isSideChain; LilvNode* lv2_integer; LilvNode* lv2_default; LilvNode* lv2_minimum; @@ -161,6 +162,19 @@ public: LilvNode* bufz_nominalBlockLength; #endif +#ifdef HAVE_LV2_1_10_0 + LilvNode* atom_int; + LilvNode* atom_float; + LilvNode* atom_object; // new in 1.8 + LilvNode* atom_vector; +#endif +#ifdef LV2_EXTENDED + LilvNode* lv2_noSampleAccurateCtrl; + LilvNode* auto_can_write_automatation; // lv2:optionalFeature + LilvNode* auto_automation_control; // atom:supports + LilvNode* auto_automation_controlled; // lv2:portProperty +#endif + private: bool _bundle_checked; }; @@ -203,6 +217,16 @@ work_respond(LV2_Worker_Respond_Handle handle, } } +#ifdef LV2_EXTENDED +/* inline display extension */ +static void +queue_draw (LV2_Inline_Display_Handle handle) +{ + LV2Plugin* plugin = (LV2Plugin*)handle; + plugin->QueueDraw(); /* EMIT SIGNAL */ +} +#endif + /* log extension */ static int @@ -246,6 +270,9 @@ struct LV2Plugin::Impl { , block_length(0) #ifdef HAVE_LV2_1_2_0 , options(0) +#endif +#ifdef LV2_EXTENDED + , queue_draw(0) #endif {} @@ -271,6 +298,9 @@ struct LV2Plugin::Impl { #ifdef HAVE_LV2_1_2_0 LV2_Options_Option* options; #endif +#ifdef LV2_EXTENDED + LV2_Inline_Display* queue_draw; +#endif }; LV2Plugin::LV2Plugin (AudioEngine& engine, @@ -286,6 +316,7 @@ LV2Plugin::LV2Plugin (AudioEngine& engine, , _patch_port_in_index((uint32_t)-1) , _patch_port_out_index((uint32_t)-1) , _uri_map(URIMap::instance()) + , _no_sample_accurate_ctrl (false) { init(c_plugin, rate); } @@ -300,6 +331,7 @@ LV2Plugin::LV2Plugin (const LV2Plugin& other) , _patch_port_in_index((uint32_t)-1) , _patch_port_out_index((uint32_t)-1) , _uri_map(URIMap::instance()) + , _no_sample_accurate_ctrl (false) { init(other._impl->plugin, other._sample_rate); @@ -332,6 +364,9 @@ LV2Plugin::init(const void* c_plugin, framecnt_t rate) _state_version = 0; _was_activated = false; _has_state_interface = false; + _can_write_automation = false; + _max_latency = 0; + _current_latency = 0; _impl->block_length = _session.get_block_size(); _instance_access_feature.URI = "http://lv2plug.in/ns/ext/instance-access"; @@ -355,7 +390,7 @@ LV2Plugin::init(const void* c_plugin, framecnt_t rate) lilv_node_free(state_uri); lilv_node_free(state_iface_uri); - _features = (LV2_Feature**)calloc(11, sizeof(LV2_Feature*)); + _features = (LV2_Feature**)calloc(12, sizeof(LV2_Feature*)); _features[0] = &_instance_access_feature; _features[1] = &_data_access_feature; _features[2] = &_make_path_feature; @@ -372,6 +407,17 @@ LV2Plugin::init(const void* c_plugin, framecnt_t rate) lv2_atom_forge_init(&_impl->forge, _uri_map.urid_map()); lv2_atom_forge_init(&_impl->ui_forge, _uri_map.urid_map()); +#ifdef LV2_EXTENDED + _impl->queue_draw = (LV2_Inline_Display*) + malloc (sizeof(LV2_Inline_Display)); + _impl->queue_draw->handle = this; + _impl->queue_draw->queue_draw = queue_draw; + + _queue_draw_feature.URI = LV2_INLINEDISPLAY__queue_draw; + _queue_draw_feature.data = _impl->queue_draw; + _features[n_features++] = &_queue_draw_feature; +#endif + #ifdef HAVE_LV2_1_2_0 LV2_URID atom_Int = _uri_map.uri_to_id(LV2_ATOM__Int); static const int32_t _min_block_length = 1; // may happen during split-cycles @@ -458,6 +504,11 @@ LV2Plugin::init(const void* c_plugin, framecnt_t rate) lilv_node_free(options_iface_uri); #endif +#ifdef LV2_EXTENDED + _display_interface = (const LV2_Inline_Display_Interface*) + extension_data (LV2_INLINEDISPLAY__interface); +#endif + if (lilv_plugin_has_feature(plugin, _world.lv2_inPlaceBroken)) { error << string_compose( _("LV2: \"%1\" cannot be used, since it cannot do inplace processing."), @@ -483,6 +534,17 @@ LV2Plugin::init(const void* c_plugin, framecnt_t rate) lilv_nodes_free(required_features); #endif +#ifdef LV2_EXTENDED + LilvNodes* optional_features = lilv_plugin_get_optional_features (plugin); + if (lilv_nodes_contains (optional_features, _world.lv2_noSampleAccurateCtrl)) { + _no_sample_accurate_ctrl = true; + } + if (lilv_nodes_contains (optional_features, _world.auto_can_write_automatation)) { + _can_write_automation = true; + } + lilv_nodes_free(optional_features); +#endif + #ifdef HAVE_LILV_0_16_0 // Load default state LilvState* state = lilv_state_new_from_world( @@ -533,6 +595,11 @@ LV2Plugin::init(const void* c_plugin, framecnt_t rate) if (lilv_nodes_contains(atom_supports, _world.time_Position)) { flags |= PORT_POSITION; } +#ifdef LV2_EXTENDED + if (lilv_nodes_contains(atom_supports, _world.auto_automation_control)) { + flags |= PORT_AUTOCTRL; + } +#endif if (lilv_nodes_contains(atom_supports, _world.patch_Message)) { flags |= PORT_PATCHMSG; if (flags & PORT_INPUT) { @@ -557,6 +624,14 @@ LV2Plugin::init(const void* c_plugin, framecnt_t rate) throw failed_constructor(); } +#ifdef LV2_EXTENDED + if (lilv_port_has_property(_impl->plugin, port, _world.auto_automation_controlled)) { + if ((flags & PORT_INPUT) && (flags & PORT_CONTROL)) { + flags |= PORT_CTRLED; + } + } +#endif + _port_flags.push_back(flags); _port_minimumSize.push_back(minimumSize); } @@ -600,6 +675,9 @@ LV2Plugin::init(const void* c_plugin, framecnt_t rate) lilv_instance_connect_port(_impl->instance, i, &_control_data[i]); if (latent && i == latency_index) { + LilvNode *max; + lilv_port_get_range(_impl->plugin, port, NULL, NULL, &max); + _max_latency = max ? lilv_node_as_float(max) : .02 * _sample_rate; _latency_control_port = &_control_data[i]; *_latency_control_port = 0; } @@ -685,6 +763,32 @@ LV2Plugin::set_block_size (pframes_t nframes) return 0; } +bool +LV2Plugin::requires_fixed_sized_buffers () const +{ + /* This controls if Ardour will split the plugin's run() + * on automation events in order to pass sample-accurate automation + * via standard control-ports. + * + * When returning true Ardour will *not* sub-divide the process-cycle. + * Automation events that happen between cycle-start and cycle-end will be + * ignored (ctrl values are interpolated to cycle-start). + * NB. Atom Sequences are still sample accurate. + * + * Note: This does not guarantee a fixed block-size. + * e.g The process cycle may be split when looping, also + * the period-size may change any time: see set_block_size() + */ + if (get_info()->n_inputs.n_midi() > 0) { + /* we don't yet implement midi buffer offsets (for split cycles). + * Also connect_and_run() also uses _session.transport_frame() directly + * (for BBT) which is not offset for plugin cycle split. + */ + return true; + } + return _no_sample_accurate_ctrl; +} + LV2Plugin::~LV2Plugin () { DEBUG_TRACE(DEBUG::LV2, string_compose("%1 destroy\n", name())); @@ -699,6 +803,9 @@ LV2Plugin::~LV2Plugin () #ifdef HAVE_LV2_1_2_0 free(_impl->options); #endif +#ifdef LV2_EXTENDED + free(_impl->queue_draw); +#endif free(_features); free(_make_path_feature.data); @@ -761,6 +868,23 @@ LV2Plugin::ui_is_resizable () const return !fs_matches && !nrs_matches; } +#ifdef LV2_EXTENDED +bool +LV2Plugin::has_inline_display () { + return _display_interface ? true : false; +} + +Plugin::Display_Image_Surface* +LV2Plugin::render_inline_display (uint32_t w, uint32_t h) { + if (_display_interface) { + /* Plugin::Display_Image_Surface is identical to + * LV2_Inline_Display_Image_Surface */ + return (Plugin::Display_Image_Surface*) _display_interface->render ((void*)_impl->instance->lv2_handle, w, h); + } + return NULL; +} +#endif + string LV2Plugin::unique_id() const { @@ -940,7 +1064,11 @@ LV2Plugin::c_ui_type() const std::string LV2Plugin::plugin_dir() const { - return Glib::build_filename(_session.plugins_dir(), _insert_id.to_s()); + if (!_plugin_state_dir.empty ()){ + return Glib::build_filename(_plugin_state_dir, _insert_id.to_s()); + } else { + return Glib::build_filename(_session.plugins_dir(), _insert_id.to_s()); + } } /** Directory for files created by the plugin (except during save). */ @@ -1008,6 +1136,10 @@ LV2Plugin::add_state(XMLNode* root) const } } + if (!_plugin_state_dir.empty()) { + root->add_property("template-dir", _plugin_state_dir); + } + if (_has_state_interface) { // Provisionally increment state version and create directory const std::string new_dir = state_dir(++_state_version); @@ -1026,7 +1158,9 @@ LV2Plugin::add_state(XMLNode* root) const 0, NULL); - if (!_impl->state || !lilv_state_equals(state, _impl->state)) { + if (!_plugin_state_dir.empty() + || !_impl->state + || !lilv_state_equals(state, _impl->state)) { lilv_state_save(_world.world, _uri_map.urid_map(), _uri_map.urid_unmap(), @@ -1035,8 +1169,14 @@ LV2Plugin::add_state(XMLNode* root) const new_dir.c_str(), "state.ttl"); - lilv_state_free(_impl->state); - _impl->state = state; + if (_plugin_state_dir.empty()) { + // normal session save + lilv_state_free(_impl->state); + _impl->state = state; + } else { + // template save (dedicated state-dir) + lilv_state_free(state); + } } else { // State is identical, decrement version and nuke directory lilv_state_free(state); @@ -1073,11 +1213,13 @@ LV2Plugin::find_presets() const LilvNode* preset = lilv_nodes_get(presets, i); lilv_world_load_resource(_world.world, preset); LilvNode* name = get_value(_world.world, preset, rdfs_label); + bool userpreset = true; // TODO if (name) { _presets.insert(std::make_pair(lilv_node_as_string(preset), Plugin::PresetRecord( lilv_node_as_string(preset), - lilv_node_as_string(name)))); + lilv_node_as_string(name), + userpreset))); lilv_node_free(name); } else { warning << string_compose( @@ -1636,7 +1778,19 @@ LV2Plugin::work_response(uint32_t size, const void* data) void LV2Plugin::set_insert_id(PBD::ID id) { - _insert_id = id; + if (_insert_id == "0") { + _insert_id = id; + } else if (_insert_id != id) { + lilv_state_free(_impl->state); + _impl->state = NULL; + _insert_id = id; + } +} + +void +LV2Plugin::set_state_dir (const std::string& d) +{ + _plugin_state_dir = d; } int @@ -1694,6 +1848,10 @@ LV2Plugin::set_state(const XMLNode& node, int version) set_parameter(port_id, atof(value)); } + if ((prop = node.property("template-dir")) != 0) { + set_state_dir (prop->value ()); + } + _state_version = 0; if ((prop = node.property("state-dir")) != 0) { if (sscanf(prop->value().c_str(), "state%u", &_state_version) != 1) { @@ -1714,6 +1872,13 @@ LV2Plugin::set_state(const XMLNode& node, int version) _impl->state = state; } + if (!_plugin_state_dir.empty ()) { + // force save with session, next time (increment counter) + lilv_state_free (_impl->state); + _impl->state = NULL; + set_state_dir (""); + } + latency_compute_run(); #endif @@ -1768,6 +1933,56 @@ LV2Plugin::get_parameter_descriptor(uint32_t which, ParameterDescriptor& desc) c return 0; } +Plugin::IOPortDescription +LV2Plugin::describe_io_port (ARDOUR::DataType dt, bool input, uint32_t id) const +{ + PortFlags match = 0; + switch (dt) { + case DataType::AUDIO: + match = PORT_AUDIO; + break; + case DataType::MIDI: + match = PORT_SEQUENCE | PORT_MIDI; // ignore old PORT_EVENT + break; + default: + return Plugin::IOPortDescription ("?"); + break; + } + if (input) { + match |= PORT_INPUT; + } else { + match |= PORT_OUTPUT; + } + + uint32_t p = 0; + uint32_t idx = UINT32_MAX; + + uint32_t const num_ports = parameter_count(); + for (uint32_t port_index = 0; port_index < num_ports; ++port_index) { + PortFlags flags = _port_flags[port_index]; + if ((flags & match) == match) { + if (p == id) { + idx = port_index; + } + ++p; + } + } + if (idx == UINT32_MAX) { + return Plugin::IOPortDescription ("?"); + } + + LilvNode* name = lilv_port_get_name(_impl->plugin, + lilv_plugin_get_port_by_index(_impl->plugin, idx)); + Plugin::IOPortDescription iod (lilv_node_as_string (name)); + lilv_node_free(name); + + if (lilv_port_has_property(_impl->plugin, + lilv_plugin_get_port_by_index(_impl->plugin, idx), _world.lv2_isSideChain)) { + iod.is_sidechain = true; + } + return iod; +} + string LV2Plugin::describe_parameter(Evoral::Parameter which) { @@ -1798,6 +2013,12 @@ LV2Plugin::describe_parameter(Evoral::Parameter which) } } +framecnt_t +LV2Plugin::max_latency () const +{ + return _max_latency; +} + framecnt_t LV2Plugin::signal_latency() const { @@ -1827,6 +2048,23 @@ LV2Plugin::automatable() const return ret; } +void +LV2Plugin::set_automation_control (uint32_t i, boost::shared_ptr c) +{ + if ((_port_flags[i] & PORT_CTRLED)) { + _ctrl_map [i] = AutomationCtrlPtr (new AutomationCtrl(c)); + } +} + +LV2Plugin::AutomationCtrlPtr +LV2Plugin::get_automation_control (uint32_t i) +{ + if (_ctrl_map.find (i) == _ctrl_map.end()) { + return AutomationCtrlPtr (); + } + return _ctrl_map[i]; +} + void LV2Plugin::activate() { @@ -1854,7 +2092,6 @@ LV2Plugin::cleanup() { DEBUG_TRACE(DEBUG::LV2, string_compose("%1 cleanup\n", name())); - activate(); deactivate(); lilv_instance_free(_impl->instance); _impl->instance = NULL; @@ -1999,6 +2236,15 @@ LV2Plugin::connect_and_run(BufferSet& bufs, *_bpm_control_port = tmetric.tempo().beats_per_minute(); } +#ifdef LV2_EXTENDED + if (_can_write_automation && _session.transport_frame() != _next_cycle_start) { + // add guard-points after locating + for (AutomationCtrlMap::iterator i = _ctrl_map.begin(); i != _ctrl_map.end(); ++i) { + i->second->guard = true; + } + } +#endif + ChanCount bufs_count; bufs_count.set(DataType::AUDIO, 1); bufs_count.set(DataType::MIDI, 1); @@ -2087,8 +2333,10 @@ LV2Plugin::connect_and_run(BufferSet& bufs, ? *metric_i : NULL; if (m != m_end && (!metric || metric->frame() > (*m).time())) { const Evoral::MIDIEvent ev(*m, false); - LV2_Evbuf_Iterator eend = lv2_evbuf_end(_ev_buffers[port_index]); - lv2_evbuf_write(&eend, ev.time(), 0, type, ev.size(), ev.buffer()); + if (ev.time() < nframes) { + LV2_Evbuf_Iterator eend = lv2_evbuf_end(_ev_buffers[port_index]); + lv2_evbuf_write(&eend, ev.time(), 0, type, ev.size(), ev.buffer()); + } ++m; } else { tmetric.set_metric(metric); @@ -2181,9 +2429,8 @@ LV2Plugin::connect_and_run(BufferSet& bufs, } } - // Write messages to UI - if ((_to_ui || _patch_port_out_index != (uint32_t)-1) && + if ((_to_ui || _can_write_automation || _patch_port_out_index != (uint32_t)-1) && (flags & PORT_OUTPUT) && (flags & (PORT_EVENT|PORT_SEQUENCE))) { LV2_Evbuf* buf = _ev_buffers[port_index]; for (LV2_Evbuf_Iterator i = lv2_evbuf_begin(buf); @@ -2193,6 +2440,78 @@ LV2Plugin::connect_and_run(BufferSet& bufs, uint8_t* data; lv2_evbuf_get(i, &frames, &subframes, &type, &size, &data); +#ifdef LV2_EXTENDED + // Intercept Automation Write Events + if ((flags & PORT_AUTOCTRL)) { + LV2_Atom* atom = (LV2_Atom*)(data - sizeof(LV2_Atom)); + if (atom->type == _uri_map.urids.atom_Blank || + atom->type == _uri_map.urids.atom_Object) { + LV2_Atom_Object* obj = (LV2_Atom_Object*)atom; + if (obj->body.otype == _uri_map.urids.auto_event) { + // only if transport_rolling ?? + const LV2_Atom* parameter = NULL; + const LV2_Atom* value = NULL; + lv2_atom_object_get(obj, + _uri_map.urids.auto_parameter, ¶meter, + _uri_map.urids.auto_value, &value, + 0); + if (parameter && value) { + const uint32_t p = ((const LV2_Atom_Int*)parameter)->body; + const float v = ((const LV2_Atom_Float*)value)->body; + // -> add automation event.. + AutomationCtrlPtr c = get_automation_control (p); + if (c && c->ac->automation_state() == Touch) { + if (c->guard) { + c->guard = false; + c->ac->list()->add (_session.transport_frame() + frames, v, true, true); + } else { + c->ac->set_double (v, _session.transport_frame() + frames, true); + } + } + } + } + else if (obj->body.otype == _uri_map.urids.auto_setup) { + // TODO optional arguments, for now we assume the plugin + // writes automation for its own inputs + // -> put them in "touch" mode (preferably "exclusive plugin touch(TM)" + for (AutomationCtrlMap::iterator i = _ctrl_map.begin(); i != _ctrl_map.end(); ++i) { + i->second->ac->set_automation_state (Touch); + } + } + else if (obj->body.otype == _uri_map.urids.auto_finalize) { + // set [touched] parameters to "play" ?? + } + else if (obj->body.otype == _uri_map.urids.auto_start) { + const LV2_Atom* parameter = NULL; + lv2_atom_object_get(obj, + _uri_map.urids.auto_parameter, ¶meter, + 0); + if (parameter) { + const uint32_t p = ((const LV2_Atom_Int*)parameter)->body; + AutomationCtrlPtr c = get_automation_control (p); + if (c) { + c->ac->start_touch (_session.transport_frame()); + c->guard = true; + } + } + } + else if (obj->body.otype == _uri_map.urids.auto_end) { + const LV2_Atom* parameter = NULL; + lv2_atom_object_get(obj, + _uri_map.urids.auto_parameter, ¶meter, + 0); + if (parameter) { + const uint32_t p = ((const LV2_Atom_Int*)parameter)->body; + AutomationCtrlPtr c = get_automation_control (p); + if (c) { + c->ac->stop_touch (true, _session.transport_frame()); + } + } + } + } + } +#endif + // Intercept patch change messages to emit PropertyChanged signal if ((flags & PORT_PATCHMSG)) { LV2_Atom* atom = (LV2_Atom*)(data - sizeof(LV2_Atom)); @@ -2207,19 +2526,18 @@ LV2Plugin::connect_and_run(BufferSet& bufs, _uri_map.urids.patch_value, &value, 0); - if (!property || !value || - property->type != _uri_map.urids.atom_URID || - value->type != _uri_map.urids.atom_Path) { + if (property && value && + property->type == _uri_map.urids.atom_URID && + value->type == _uri_map.urids.atom_Path) { + const uint32_t prop_id = ((const LV2_Atom_URID*)property)->body; + const char* path = (const char*)LV2_ATOM_BODY_CONST(value); + + // Emit PropertyChanged signal for UI + // TODO: This should emit the control's Changed signal + PropertyChanged(prop_id, Variant(Variant::PATH, path)); + } else { std::cerr << "warning: patch:Set for unknown property" << std::endl; - continue; } - - const uint32_t prop_id = ((const LV2_Atom_URID*)property)->body; - const char* path = (const char*)LV2_ATOM_BODY_CONST(value); - - // Emit PropertyChanged signal for UI - // TODO: This should emit the control's Changed signal - PropertyChanged(prop_id, Variant(Variant::PATH, path)); } } } @@ -2239,6 +2557,13 @@ LV2Plugin::connect_and_run(BufferSet& bufs, _next_cycle_speed = _session.transport_speed(); _next_cycle_start = _session.transport_frame() + (nframes * _next_cycle_speed); + if (_latency_control_port) { + framecnt_t new_latency = signal_latency (); + if (_current_latency != new_latency) { + LatencyChanged (_current_latency, new_latency); /* EMIT SIGNAL */ + } + _current_latency = new_latency; + } return 0; } @@ -2423,6 +2748,7 @@ LV2World::LV2World() lv2_InputPort = lilv_new_uri(world, LILV_URI_INPUT_PORT); lv2_OutputPort = lilv_new_uri(world, LILV_URI_OUTPUT_PORT); lv2_inPlaceBroken = lilv_new_uri(world, LV2_CORE__inPlaceBroken); + lv2_isSideChain = lilv_new_uri(world, LV2_CORE_PREFIX "isSideChain"); lv2_integer = lilv_new_uri(world, LV2_CORE__integer); lv2_default = lilv_new_uri(world, LV2_CORE__default); lv2_minimum = lilv_new_uri(world, LV2_CORE__minimum); @@ -2448,6 +2774,12 @@ LV2World::LV2World() units_db = lilv_new_uri(world, LV2_UNITS__db); patch_writable = lilv_new_uri(world, LV2_PATCH__writable); patch_Message = lilv_new_uri(world, LV2_PATCH__Message); +#ifdef LV2_EXTENDED + lv2_noSampleAccurateCtrl = lilv_new_uri(world, LV2_CORE_PREFIX "noSampleAccurateControls"); + auto_can_write_automatation = lilv_new_uri(world, LV2_AUTOMATE_URI__can_write); + auto_automation_control = lilv_new_uri(world, LV2_AUTOMATE_URI__control); + auto_automation_controlled = lilv_new_uri(world, LV2_AUTOMATE_URI__controlled); +#endif #ifdef HAVE_LV2_1_2_0 bufz_powerOf2BlockLength = lilv_new_uri(world, LV2_BUF_SIZE__powerOf2BlockLength); bufz_fixedBlockLength = lilv_new_uri(world, LV2_BUF_SIZE__fixedBlockLength); @@ -2458,10 +2790,19 @@ LV2World::LV2World() LV2World::~LV2World() { + if (!world) { + return; + } #ifdef HAVE_LV2_1_2_0 lilv_node_free(bufz_nominalBlockLength); lilv_node_free(bufz_fixedBlockLength); lilv_node_free(bufz_powerOf2BlockLength); +#endif +#ifdef LV2_EXTENDED + lilv_node_free(lv2_noSampleAccurateCtrl); + lilv_node_free(auto_can_write_automatation); + lilv_node_free(auto_automation_control); + lilv_node_free(auto_automation_controlled); #endif lilv_node_free(patch_Message); lilv_node_free(patch_writable); @@ -2485,6 +2826,7 @@ LV2World::~LV2World() lilv_node_free(lv2_sampleRate); lilv_node_free(lv2_reportsLatency); lilv_node_free(lv2_integer); + lilv_node_free(lv2_isSideChain); lilv_node_free(lv2_inPlaceBroken); lilv_node_free(lv2_OutputPort); lilv_node_free(lv2_InputPort); @@ -2500,6 +2842,7 @@ LV2World::~LV2World() lilv_node_free(atom_Chunk); lilv_node_free(atom_AtomPort); lilv_world_free(world); + world = NULL; } void @@ -2561,6 +2904,48 @@ LV2PluginInfo::load(Session& session) return PluginPtr(); } +std::vector +LV2PluginInfo::get_presets (bool /*user_only*/) const +{ + std::vector p; +#ifndef NO_PLUGIN_STATE + const LilvPlugin* lp = NULL; + try { + PluginPtr plugin; + const LilvPlugins* plugins = lilv_world_get_all_plugins(_world.world); + LilvNode* uri = lilv_new_uri(_world.world, _plugin_uri); + if (!uri) { throw failed_constructor(); } + lp = lilv_plugins_get_by_uri(plugins, uri); + if (!lp) { throw failed_constructor(); } + lilv_node_free(uri); + } catch (failed_constructor& err) { + return p; + } + assert (lp); + // see LV2Plugin::find_presets + LilvNode* lv2_appliesTo = lilv_new_uri(_world.world, LV2_CORE__appliesTo); + LilvNode* pset_Preset = lilv_new_uri(_world.world, LV2_PRESETS__Preset); + LilvNode* rdfs_label = lilv_new_uri(_world.world, LILV_NS_RDFS "label"); + + LilvNodes* presets = lilv_plugin_get_related(lp, pset_Preset); + LILV_FOREACH(nodes, i, presets) { + const LilvNode* preset = lilv_nodes_get(presets, i); + lilv_world_load_resource(_world.world, preset); + LilvNode* name = get_value(_world.world, preset, rdfs_label); + bool userpreset = true; // TODO + if (name) { + p.push_back (Plugin::PresetRecord (lilv_node_as_string(preset), lilv_node_as_string(name), userpreset)); + lilv_node_free(name); + } + } + lilv_nodes_free(presets); + lilv_node_free(rdfs_label); + lilv_node_free(pset_Preset); + lilv_node_free(lv2_appliesTo); +#endif + return p; +} + bool LV2PluginInfo::in_category (const std::string &c) const { @@ -2572,6 +2957,23 @@ LV2PluginInfo::in_category (const std::string &c) const return false; } +bool +LV2PluginInfo::is_instrument () const +{ + if (category == "Instrument") { + return true; + } +#if 1 + /* until we make sure that category remains untranslated in the lv2.ttl spec + * and until most instruments also classify themselves as such, there's a 2nd check: + */ + if (n_inputs.n_midi() > 0 && n_inputs.n_audio() == 0 && n_outputs.n_audio() > 0) { + return true; + } +#endif + return false; +} + PluginInfoList* LV2PluginInfo::discover() {