diff options
-rw-r--r-- | gtk2_ardour/lv2_plugin_ui.cc | 31 | ||||
-rw-r--r-- | gtk2_ardour/plugin_ui.cc | 7 | ||||
-rw-r--r-- | gtk2_ardour/wscript | 5 | ||||
-rw-r--r-- | libs/ardour/ardour/lv2_plugin.h | 2 | ||||
-rw-r--r-- | libs/ardour/lv2_plugin.cc | 6 | ||||
-rw-r--r-- | libs/ardour/lv2_plugin_lilv.cc | 1192 | ||||
-rw-r--r-- | libs/ardour/wscript | 19 |
7 files changed, 1237 insertions, 25 deletions
diff --git a/gtk2_ardour/lv2_plugin_ui.cc b/gtk2_ardour/lv2_plugin_ui.cc index 30e622fe1e..9303702fa2 100644 --- a/gtk2_ardour/lv2_plugin_ui.cc +++ b/gtk2_ardour/lv2_plugin_ui.cc @@ -28,10 +28,15 @@ #include "lv2_ui.h" -#include <slv2/slv2.h> +/* Note this file is not compiled without either Suil or SLV2 present, + and if Suil is present then Lilv is also present. +*/ -#if defined(HAVE_NEW_SLV2) && defined(HAVE_SUIL) +#ifdef HAVE_SUIL +#include <lilv/lilv.h> #include <suil/suil.h> +#else +#include <slv2/slv2.h> #endif using namespace Gtk; @@ -40,7 +45,7 @@ using namespace PBD; #define NS_UI "http://lv2plug.in/ns/extensions/ui#" -#if defined(HAVE_NEW_SLV2) && defined(HAVE_SUIL) +#ifdef HAVE_SUIL static SuilHost* ui_host = NULL; #endif @@ -85,7 +90,7 @@ LV2PluginUI::parameter_update(uint32_t port_index, float val) } #ifdef HAVE_SUIL - suil_instance_port_event(_inst, port_index, 4, 0, &val); + suil_instance_port_event((SuilInstance*)_inst, port_index, 4, 0, &val); #else SLV2UIInstance inst = (SLV2UIInstance)_inst; const LV2UI_Descriptor* ui_desc = slv2_ui_instance_get_descriptor(inst); @@ -184,7 +189,7 @@ LV2PluginUI::lv2ui_instantiate(const std::string& title) features_dst = (LV2_Feature**)_lv2->features(); } -#if defined(HAVE_NEW_SLV2) && defined(HAVE_SUIL) +#ifdef HAVE_SUIL if (!ui_host) { ui_host = suil_host_new(LV2PluginUI::lv2_ui_write, NULL, NULL, NULL); } @@ -192,16 +197,16 @@ LV2PluginUI::lv2ui_instantiate(const std::string& title) ? NS_UI "external" : NS_UI "GtkUI"; - SLV2UI ui = _lv2->slv2_ui(); + LilvUI* ui = (LilvUI*)_lv2->c_ui(); _inst = suil_instance_new( ui_host, this, container_type, - slv2_value_as_uri(slv2_plugin_get_uri(_lv2->slv2_plugin())), - slv2_value_as_uri(slv2_ui_get_uri(ui)), - slv2_value_as_uri(_lv2->ui_type()), - slv2_uri_to_path(slv2_value_as_uri(slv2_ui_get_bundle_uri(ui))), - slv2_uri_to_path(slv2_value_as_uri(slv2_ui_get_binary_uri(ui))), + _lv2->uri(), + lilv_node_as_uri(lilv_ui_get_uri(ui)), + lilv_node_as_uri((const LilvNode*)_lv2->c_ui_type()), + lilv_uri_to_path(lilv_node_as_uri(lilv_ui_get_bundle_uri(ui))), + lilv_uri_to_path(lilv_node_as_uri(lilv_ui_get_binary_uri(ui))), features_dst); #else _inst = slv2_ui_instantiate((SLV2Plugin)_lv2->c_plugin(), @@ -215,7 +220,7 @@ LV2PluginUI::lv2ui_instantiate(const std::string& title) free(features_dst); } -#if defined(HAVE_NEW_SLV2) && defined(HAVE_SUIL) +#ifdef HAVE_SUIL #define GET_WIDGET(inst) suil_instance_get_widget((SuilInstance*)inst); #else #define GET_WIDGET(inst) slv2_ui_instance_get_widget((SLV2UIInstance)inst); @@ -268,7 +273,7 @@ LV2PluginUI::~LV2PluginUI () } /* Close and delete GUI. */ -#if defined(HAVE_NEW_SLV2) && defined(HAVE_SUIL) +#ifdef HAVE_SUIL suil_instance_free((SuilInstance*)_inst); #else SLV2UIInstance inst = (SLV2UIInstance)_inst; diff --git a/gtk2_ardour/plugin_ui.cc b/gtk2_ardour/plugin_ui.cc index 7d93239952..76764f8a5c 100644 --- a/gtk2_ardour/plugin_ui.cc +++ b/gtk2_ardour/plugin_ui.cc @@ -317,10 +317,7 @@ PluginUIWindow::app_activated (bool) bool PluginUIWindow::create_lv2_editor(boost::shared_ptr<PluginInsert> insert) { -#ifndef LV2_SUPPORT - return false; -#else - +#if defined(HAVE_SLV2) || defined(HAVE_SUIL) boost::shared_ptr<LV2Plugin> vp; if ((vp = boost::dynamic_pointer_cast<LV2Plugin> (insert->plugin())) == 0) { @@ -334,6 +331,8 @@ PluginUIWindow::create_lv2_editor(boost::shared_ptr<PluginInsert> insert) } return true; +#else + return false; #endif } diff --git a/gtk2_ardour/wscript b/gtk2_ardour/wscript index cb4de41062..e65aded080 100644 --- a/gtk2_ardour/wscript +++ b/gtk2_ardour/wscript @@ -321,7 +321,10 @@ def build(bld): obj.cxxflags += ['-DPROGRAM_NAME="' + bld.env['PROGRAM_NAME'] + '"'] obj.cxxflags += ['-I../libs'] - if bld.env['HAVE_SLV2']: + if bld.env['HAVE_SUIL']: + obj.source += [ 'lv2_plugin_ui.cc' ] + obj.uselib += ' SUIL ' + elif bld.env['HAVE_SLV2']: obj.source += [ 'lv2_plugin_ui.cc' ] obj.uselib += ' SLV2 ' diff --git a/libs/ardour/ardour/lv2_plugin.h b/libs/ardour/ardour/lv2_plugin.h index af06a07ecf..fc345add43 100644 --- a/libs/ardour/ardour/lv2_plugin.h +++ b/libs/ardour/ardour/lv2_plugin.h @@ -1,3 +1,4 @@ + /* Copyright (C) 2008-2011 Paul Davis Author: David Robillard @@ -68,6 +69,7 @@ class LV2Plugin : public ARDOUR::Plugin void* c_plugin(); void* c_ui(); + void* c_ui_type(); bool is_external_ui () const; diff --git a/libs/ardour/lv2_plugin.cc b/libs/ardour/lv2_plugin.cc index 44030c594c..48ffede591 100644 --- a/libs/ardour/lv2_plugin.cc +++ b/libs/ardour/lv2_plugin.cc @@ -439,6 +439,12 @@ LV2Plugin::c_ui () return _impl->ui; } +void* +LV2Plugin::c_ui_type () +{ + return _impl->ui_type; +} + int LV2Plugin::lv2_persist_store_callback(void* host_data, uint32_t key, diff --git a/libs/ardour/lv2_plugin_lilv.cc b/libs/ardour/lv2_plugin_lilv.cc new file mode 100644 index 0000000000..c69d3424d7 --- /dev/null +++ b/libs/ardour/lv2_plugin_lilv.cc @@ -0,0 +1,1192 @@ +;/* + Copyright (C) 2008-2011 Paul Davis + Author: David Robillard + + This program is free software; you can redistribute it and/or modify + it under the terms of the GNU General Public License as published by + the Free Software Foundation; either version 2 of the License, or + (at your option) any later version. + + This program is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + GNU General Public License for more details. + + You should have received a copy of the GNU General Public License + along with this program; if not, write to the Free Software + Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. + +*/ + +#include <string> +#include <vector> + +#include <cmath> +#include <cstdlib> +#include <cstring> + +#include <glibmm.h> + +#include <boost/utility.hpp> + +#include "pbd/compose.h" +#include "pbd/error.h" +#include "pbd/pathscanner.h" +#include "pbd/stl_delete.h" +#include "pbd/xml++.h" + +#include "libardour-config.h" + +#include "ardour/ardour.h" +#include "ardour/audio_buffer.h" +#include "ardour/audioengine.h" +#include "ardour/debug.h" +#include "ardour/lv2_event_buffer.h" +#include "ardour/lv2_plugin.h" +#include "ardour/lv2_state.h" +#include "ardour/session.h" + +#include "i18n.h" +#include <locale.h> + +#include <lilv/lilv.h> + +#include "lv2ext/lv2_files.h" +#include "lv2ext/lv2_persist.h" +#include "rdff.h" +#ifdef HAVE_SUIL +#include <suil/suil.h> +#endif + +#define NS_DC "http://dublincore.org/documents/dcmi-namespace/" +#define NS_LV2 "http://lv2plug.in/ns/lv2core#" +#define NS_PSET "http://lv2plug.in/ns/dev/presets#" +#define NS_UI "http://lv2plug.in/ns/extensions/ui#" + +using namespace std; +using namespace ARDOUR; +using namespace PBD; + +URIMap LV2Plugin::_uri_map; +uint32_t LV2Plugin::_midi_event_type = _uri_map.uri_to_id( + "http://lv2plug.in/ns/ext/event", + "http://lv2plug.in/ns/ext/midi#MidiEvent"); + +class LV2World : boost::noncopyable { +public: + LV2World (); + ~LV2World (); + + LilvWorld* world; + LilvNode* input_class; ///< Input port + LilvNode* output_class; ///< Output port + LilvNode* audio_class; ///< Audio port + LilvNode* control_class; ///< Control port + LilvNode* event_class; ///< Event port + LilvNode* midi_class; ///< MIDI event + LilvNode* in_place_broken; + LilvNode* integer; + LilvNode* toggled; + LilvNode* srate; + LilvNode* gtk_gui; + LilvNode* external_gui; + LilvNode* logarithmic; +}; + +static LV2World _world; + +struct LV2Plugin::Impl { + Impl() : plugin(0), ui(0), ui_type(0), name(0), author(0), instance(0) {} + LilvPlugin* plugin; + const LilvUI* ui; + const LilvNode* ui_type; + LilvNode* name; + LilvNode* author; + LilvInstance* instance; +}; + +LV2Plugin::LV2Plugin (AudioEngine& engine, + Session& session, + void* c_plugin, + framecnt_t rate) + : Plugin(engine, session) + , _impl(new Impl()) + , _features(NULL) + , _insert_id("0") +{ + init(c_plugin, rate); +} + +LV2Plugin::LV2Plugin (const LV2Plugin& other) + : Plugin(other) + , _impl(new Impl()) + , _features(NULL) + , _insert_id(other._insert_id) +{ + init(other._impl->plugin, other._sample_rate); + + for (uint32_t i = 0; i < parameter_count(); ++i) { + _control_data[i] = other._shadow_data[i]; + _shadow_data[i] = other._shadow_data[i]; + } +} + +void +LV2Plugin::init(void* c_plugin, framecnt_t rate) +{ + DEBUG_TRACE(DEBUG::LV2, "init\n"); + + _impl->plugin = (LilvPlugin*)c_plugin; + _impl->ui = NULL; + _impl->ui_type = NULL; + _control_data = 0; + _shadow_data = 0; + _latency_control_port = 0; + _was_activated = false; + + _instance_access_feature.URI = "http://lv2plug.in/ns/ext/instance-access"; + _data_access_feature.URI = "http://lv2plug.in/ns/ext/data-access"; + _path_support_feature.URI = LV2_FILES_PATH_SUPPORT_URI; + _new_file_support_feature.URI = LV2_FILES_NEW_FILE_SUPPORT_URI; + _persist_feature.URI = "http://lv2plug.in/ns/ext/persist"; + _persist_feature.data = NULL; + + LilvPlugin* plugin = _impl->plugin; + + LilvNode* persist_uri = lilv_new_uri(_world.world, _persist_feature.URI); + _supports_persist = lilv_plugin_has_feature(plugin, persist_uri); + lilv_node_free(persist_uri); + + _features = (LV2_Feature**)malloc(sizeof(LV2_Feature*) * 7); + _features[0] = &_instance_access_feature; + _features[1] = &_data_access_feature; + _features[2] = &_path_support_feature; + _features[3] = &_new_file_support_feature; + _features[4] = &_persist_feature; + _features[5] = _uri_map.feature(); + _features[6] = NULL; + + LV2_Files_Path_Support* path_support = (LV2_Files_Path_Support*)malloc( + sizeof(LV2_Files_Path_Support)); + path_support->host_data = this; + path_support->abstract_path = &lv2_files_abstract_path; + path_support->absolute_path = &lv2_files_absolute_path; + _path_support_feature.data = path_support; + + LV2_Files_New_File_Support* new_file_support = (LV2_Files_New_File_Support*)malloc( + sizeof(LV2_Files_New_File_Support)); + new_file_support->host_data = this; + new_file_support->new_file_path = &lv2_files_new_file_path; + _new_file_support_feature.data = new_file_support; + + _impl->instance = lilv_plugin_instantiate(plugin, rate, _features); + _impl->name = lilv_plugin_get_name(plugin); + _impl->author = lilv_plugin_get_author_name(plugin); + + if (_impl->instance == 0) { + error << _("LV2: Failed to instantiate plugin ") << uri() << endmsg; + throw failed_constructor(); + } + + _instance_access_feature.data = (void*)_impl->instance->lv2_handle; + _data_access_extension_data.extension_data = _impl->instance->lv2_descriptor->extension_data; + _data_access_feature.data = &_data_access_extension_data; + + if (lilv_plugin_has_feature(plugin, _world.in_place_broken)) { + error << string_compose( + _("LV2: \"%1\" cannot be used, since it cannot do inplace processing"), + lilv_node_as_string(_impl->name)) << endmsg; + lilv_node_free(_impl->name); + lilv_node_free(_impl->author); + throw failed_constructor(); + } + + _sample_rate = rate; + + const uint32_t num_ports = this->num_ports(); + const bool latent = lilv_plugin_has_latency(plugin); + const uint32_t latency_port = (latent) + ? lilv_plugin_get_latency_port_index(plugin) + : 0; + + _control_data = new float[num_ports]; + _shadow_data = new float[num_ports]; + _defaults = new float[num_ports]; + + for (uint32_t i = 0; i < num_ports; ++i) { + const LilvPort* port = lilv_plugin_get_port_by_index(plugin, i); + const LilvNode* sym = lilv_port_get_symbol(plugin, port); + + // Store index in map so we can look up index by symbol + _port_indices.insert(std::make_pair(lilv_node_as_string(sym), i)); + + // Get range and default value if applicable + if (parameter_is_control(i)) { + LilvNode* def; + lilv_port_get_range(plugin, port, &def, NULL, NULL); + _defaults[i] = def ? lilv_node_as_float(def) : 0.0f; + lilv_node_free(def); + + lilv_instance_connect_port(_impl->instance, i, &_control_data[i]); + + if (latent && ( i == latency_port) ) { + _latency_control_port = &_control_data[i]; + *_latency_control_port = 0; + } + + if (parameter_is_input(i)) { + _shadow_data[i] = default_value(i); + } + } else { + _defaults[i] = 0.0f; + } + } + + LilvUIs* uis = lilv_plugin_get_uis(plugin); + if (lilv_uis_size(uis) > 0) { +#ifdef HAVE_SUIL + // Look for embeddable UI + LILV_FOREACH(uis, u, uis) { + const LilvUI* this_ui = lilv_uis_get(uis, u); + const LilvNode* this_ui_type = NULL; + if (lilv_ui_is_supported(this_ui, + suil_ui_supported, + _world.gtk_gui, + &this_ui_type)) { + // TODO: Multiple UI support + _impl->ui = this_ui; + _impl->ui_type = this_ui_type; + break; + } + } +#else + // Look for Gtk native UI + LILV_FOREACH(uis, i, uis) { + const LilvUI* ui = lilv_uis_get(uis, i); + if (lilv_ui_is_a(ui, _world.gtk_gui)) { + _impl->ui = ui; + _impl->ui_type = _world.gtk_gui; + break; + } + } +#endif + + // If Gtk UI is not available, try to find external UI + if (!_impl->ui) { + LILV_FOREACH(uis, i, uis) { + const LilvUI* ui = lilv_uis_get(uis, i); + if (lilv_ui_is_a(ui, _world.external_gui)) { + _impl->ui = ui; + _impl->ui_type = _world.external_gui; + break; + } + } + } + } + + latency_compute_run(); +} + +LV2Plugin::~LV2Plugin () +{ + DEBUG_TRACE(DEBUG::LV2, string_compose("%1 destroy\n", name())); + + deactivate(); + cleanup(); + + lilv_instance_free(_impl->instance); + lilv_node_free(_impl->name); + lilv_node_free(_impl->author); + + delete [] _control_data; + delete [] _shadow_data; +} + +bool +LV2Plugin::is_external_ui() const +{ + if (!_impl->ui) { + return false; + } + return lilv_ui_is_a(_impl->ui, _world.external_gui); +} + +string +LV2Plugin::unique_id() const +{ + return lilv_node_as_uri(lilv_plugin_get_uri(_impl->plugin)); +} + +const char* +LV2Plugin::uri() const +{ + return lilv_node_as_uri(lilv_plugin_get_uri(_impl->plugin)); +} + +const char* +LV2Plugin::label() const +{ + return lilv_node_as_string(_impl->name); +} + +const char* +LV2Plugin::name() const +{ + return lilv_node_as_string(_impl->name); +} + +const char* +LV2Plugin::maker() const +{ + return _impl->author ? lilv_node_as_string (_impl->author) : "Unknown"; +} + +uint32_t +LV2Plugin::num_ports() const +{ + return lilv_plugin_get_num_ports(_impl->plugin); +} + +uint32_t +LV2Plugin::parameter_count() const +{ + return lilv_plugin_get_num_ports(_impl->plugin); +} + +float +LV2Plugin::default_value(uint32_t port) +{ + return _defaults[port]; +} + +const char* +LV2Plugin::port_symbol(uint32_t index) const +{ + const LilvPort* port = lilv_plugin_get_port_by_index(_impl->plugin, index); + if (!port) { + error << name() << ": Invalid port index " << index << endmsg; + } + + const LilvNode* sym = lilv_port_get_symbol(_impl->plugin, port); + return lilv_node_as_string(sym); +} + +void +LV2Plugin::set_parameter(uint32_t which, float val) +{ + DEBUG_TRACE(DEBUG::LV2, string_compose( + "%1 set parameter %2 to %3\n", name(), which, val)); + + if (which < lilv_plugin_get_num_ports(_impl->plugin)) { + _shadow_data[which] = val; + } else { + warning << string_compose( + _("Illegal parameter number used with plugin \"%1\". " + "This is a bug in either %2 or the LV2 plugin <%3>"), + name(), PROGRAM_NAME, unique_id()) << endmsg; + } + + Plugin::set_parameter(which, val); +} + +float +LV2Plugin::get_parameter(uint32_t which) const +{ + if (parameter_is_input(which)) { + return (float)_shadow_data[which]; + } else { + return (float)_control_data[which]; + } + return 0.0f; +} + +uint32_t +LV2Plugin::nth_parameter(uint32_t n, bool& ok) const +{ + ok = false; + for (uint32_t c = 0, x = 0; x < lilv_plugin_get_num_ports(_impl->plugin); ++x) { + if (parameter_is_control(x)) { + if (c++ == n) { + ok = true; + return x; + } + } + } + + return 0; +} + +const void* +LV2Plugin::extension_data (const char* uri) const +{ + return lilv_instance_get_extension_data(_impl->instance, uri); +} + +void* +LV2Plugin::c_plugin () +{ + return _impl->plugin; +} + +void* +LV2Plugin::c_ui () +{ + return (void*)_impl->ui; +} + +void* +LV2Plugin::c_ui_type () +{ + return (void*)_impl->ui_type; +} + +int +LV2Plugin::lv2_persist_store_callback(void* host_data, + uint32_t key, + const void* value, + size_t size, + uint32_t type, + uint32_t flags) +{ + DEBUG_TRACE(DEBUG::LV2, string_compose( + "persist store %1 (size: %2, type: %3)\n", + _uri_map.id_to_uri(NULL, key), + size, + _uri_map.id_to_uri(NULL, type))); + + LV2PersistState* state = (LV2PersistState*)host_data; + state->add_uri(key, _uri_map.id_to_uri(NULL, key)); + state->add_uri(type, _uri_map.id_to_uri(NULL, type)); + return state->add_value(key, value, size, type, flags); +} + +const void* +LV2Plugin::lv2_persist_retrieve_callback(void* host_data, + uint32_t key, + size_t* size, + uint32_t* type, + uint32_t* flags) +{ + LV2PersistState* state = (LV2PersistState*)host_data; + LV2PersistState::Values::const_iterator i = state->values.find(key); + if (i == state->values.end()) { + warning << "LV2 plugin attempted to retrieve nonexistent key: " + << _uri_map.id_to_uri(NULL, key) << endmsg; + return NULL; + } + *size = i->second.size; + *type = i->second.type; + *flags = LV2_PERSIST_IS_POD | LV2_PERSIST_IS_PORTABLE; // FIXME + DEBUG_TRACE(DEBUG::LV2, string_compose( + "persist retrieve %1 = %2 (size: %3, type: %4)\n", + _uri_map.id_to_uri(NULL, key), + i->second.value, *size, *type)); + return i->second.value; +} + +char* +LV2Plugin::lv2_files_abstract_path(LV2_Files_Host_Data host_data, + const char* absolute_path) +{ + LV2Plugin* me = (LV2Plugin*)host_data; + if (me->_insert_id == PBD::ID("0")) { + return g_strdup(absolute_path); + } + + const std::string state_dir = Glib::build_filename(me->_session.plugins_dir(), + me->_insert_id.to_s()); + + char* ret = NULL; + if (strncmp(absolute_path, state_dir.c_str(), state_dir.length())) { + ret = g_strdup(absolute_path); + } else { + const std::string path(absolute_path + state_dir.length() + 1); + ret = g_strndup(path.c_str(), path.length()); + } + + DEBUG_TRACE(DEBUG::LV2, string_compose("abstract path %1 => %2\n", + absolute_path, ret)); + + return ret; +} + +char* +LV2Plugin::lv2_files_absolute_path(LV2_Files_Host_Data host_data, + const char* abstract_path) +{ + LV2Plugin* me = (LV2Plugin*)host_data; + if (me->_insert_id == PBD::ID("0")) { + return g_strdup(abstract_path); + } + + char* ret = NULL; + if (g_path_is_absolute(abstract_path)) { + ret = g_strdup(abstract_path); + } else { + const std::string apath(abstract_path); + const std::string state_dir = Glib::build_filename(me->_session.plugins_dir(), + me->_insert_id.to_s()); + const std::string path = Glib::build_filename(state_dir, + apath); + ret = g_strndup(path.c_str(), path.length()); + } + + DEBUG_TRACE(DEBUG::LV2, string_compose("absolute path %1 => %2\n", + abstract_path, ret)); + + return ret; +} + +char* +LV2Plugin::lv2_files_new_file_path(LV2_Files_Host_Data host_data, + const char* relative_path) +{ + LV2Plugin* me = (LV2Plugin*)host_data; + if (me->_insert_id == PBD::ID("0")) { + return g_strdup(relative_path); + } + + const std::string state_dir = Glib::build_filename(me->_session.plugins_dir(), + me->_insert_id.to_s()); + const std::string path = Glib::build_filename(state_dir, + relative_path); + + char* dirname = g_path_get_dirname(path.c_str()); + g_mkdir_with_parents(dirname, 0744); + free(dirname); + + DEBUG_TRACE(DEBUG::LV2, string_compose("new file path %1 => %2\n", + relative_path, path)); + + return g_strndup(path.c_str(), path.length()); +} + +void +LV2Plugin::add_state(XMLNode* root) const +{ + assert(_insert_id != PBD::ID("0")); + + XMLNode* child; + char buf[16]; + LocaleGuard lg(X_("POSIX")); + + for (uint32_t i = 0; i < parameter_count(); ++i) { + if (parameter_is_input(i) && parameter_is_control(i)) { + child = new XMLNode("Port"); + child->add_property("symbol", port_symbol(i)); + snprintf(buf, sizeof(buf), "%+f", _shadow_data[i]); + child->add_property("value", string(buf)); + root->add_child_nocopy(*child); + } + } + + if (_supports_persist) { + // Create state directory for this plugin instance + const std::string state_filename = _insert_id.to_s() + ".rdff"; + const std::string state_path = Glib::build_filename( + _session.plugins_dir(), state_filename); + + cout << "Saving LV2 plugin state to " << state_path << endl; + + // Get LV2 Persist extension data from plugin instance + LV2_Persist* persist = (LV2_Persist*)extension_data( + "http://lv2plug.in/ns/ext/persist"); + if (!persist) { + warning << string_compose( + _("Plugin \"%1\% failed to return LV2 persist data"), + unique_id()); + return; + } + + // Save plugin state to state object + LV2PersistState state(_uri_map); + persist->save(_impl->instance->lv2_handle, + &LV2Plugin::lv2_persist_store_callback, + &state); + + // Write state object to RDFF file + RDFF file = rdff_open(state_path.c_str(), true); + state.write(file); + rdff_close(file); + + root->add_property("state-file", state_filename); + } +} + +static inline const LilvNode* +get_value(LilvWorld* world, const LilvNode* subject, const LilvNode* predicate) +{ + LilvNodes* vs = lilv_world_find_nodes(world, subject, predicate, NULL); + return vs ? lilv_nodes_get_first(vs) : NULL; +} + +void +LV2Plugin::find_presets() +{ + LilvNode* dc_title = lilv_new_uri(_world.world, NS_DC "title"); + LilvNode* pset_hasPreset = lilv_new_uri(_world.world, NS_PSET "hasPreset"); + + LilvNodes* presets = lilv_plugin_get_value(_impl->plugin, pset_hasPreset); + LILV_FOREACH(nodes, i, presets) { + const LilvNode* preset = lilv_nodes_get(presets, i); + const LilvNode* name = get_value(_world.world, preset, dc_title); + if (name) { + _presets.insert(std::make_pair(lilv_node_as_string(preset), + PresetRecord( + lilv_node_as_string(preset), + lilv_node_as_string(name)))); + } else { + warning << string_compose( + _("Plugin \"%1\% preset \"%2%\" is missing a dc:title\n"), + unique_id(), lilv_node_as_string(preset)); + } + } + lilv_nodes_free(presets); + + lilv_node_free(pset_hasPreset); + lilv_node_free(dc_title); +} + +bool +LV2Plugin::load_preset(PresetRecord r) +{ + Plugin::load_preset(r); + + LilvNode* lv2_port = lilv_new_uri(_world.world, NS_LV2 "port"); + LilvNode* lv2_symbol = lilv_new_uri(_world.world, NS_LV2 "symbol"); + LilvNode* pset_value = lilv_new_uri(_world.world, NS_PSET "value"); + LilvNode* preset = lilv_new_uri(_world.world, r.uri.c_str()); + + LilvNodes* ports = lilv_world_find_nodes(_world.world, preset, lv2_port, NULL); + LILV_FOREACH(nodes, i, ports) { + const LilvNode* port = lilv_nodes_get(ports, i); + const LilvNode* symbol = get_value(_world.world, port, lv2_symbol); + const LilvNode* value = get_value(_world.world, port, pset_value); + if (value && lilv_node_is_float(value)) { + set_parameter(_port_indices[lilv_node_as_string(symbol)], + lilv_node_as_float(value)); + } + } + lilv_nodes_free(ports); + + lilv_node_free(preset); + lilv_node_free(pset_value); + lilv_node_free(lv2_symbol); + lilv_node_free(lv2_port); + + return true; +} + +std::string +LV2Plugin::do_save_preset(string /*name*/) +{ + return ""; +} + +void +LV2Plugin::do_remove_preset(string /*name*/) +{} + +bool +LV2Plugin::has_editor() const +{ + return _impl->ui != NULL; +} + +void +LV2Plugin::set_insert_info(const PluginInsert* insert) +{ + _insert_id = insert->id(); +} + +int +LV2Plugin::set_state(const XMLNode& node, int version) +{ + XMLNodeList nodes; + const XMLProperty* prop; + XMLNodeConstIterator iter; + XMLNode* child; + const char* sym; + const char* value; + uint32_t port_id; + LocaleGuard lg(X_("POSIX")); + + if (node.name() != state_node_name()) { + error << _("Bad node sent to LV2Plugin::set_state") << endmsg; + return -1; + } + + if (version < 3000) { + nodes = node.children("port"); + } else { + nodes = node.children("Port"); + } + + for (iter = nodes.begin(); iter != nodes.end(); ++iter) { + + child = *iter; + + if ((prop = child->property("symbol")) != 0) { + sym = prop->value().c_str(); + } else { + warning << _("LV2: port has no symbol, ignored") << endmsg; + continue; + } + + map<string, uint32_t>::iterator i = _port_indices.find(sym); + + if (i != _port_indices.end()) { + port_id = i->second; + } else { + warning << _("LV2: port has unknown index, ignored") << endmsg; + continue; + } + + if ((prop = child->property("value")) != 0) { + value = prop->value().c_str(); + } else { + warning << _("LV2: port has no value, ignored") << endmsg; + continue; + } + + set_parameter(port_id, atof(value)); + } + + if ((prop = node.property("state-file")) != 0) { + std::string state_path = Glib::build_filename(_session.plugins_dir(), + prop->value()); + + cout << "LV2 state path " << state_path << endl; + + // Get LV2 Persist extension data from plugin instance + LV2_Persist* persist = (LV2_Persist*)extension_data( + "http://lv2plug.in/ns/ext/persist"); + if (persist) { + cout << "Loading LV2 state from " << state_path << endl; + RDFF file = rdff_open(state_path.c_str(), false); + LV2PersistState state(_uri_map); + state.read(file); + persist->restore(_impl->instance->lv2_handle, + &LV2Plugin::lv2_persist_retrieve_callback, + &state); + rdff_close(file); + } else { + warning << string_compose( + _("Plugin \"%1\% failed to return LV2 persist data"), + unique_id()); + } + } + + latency_compute_run(); + + return Plugin::set_state(node, version); +} + +int +LV2Plugin::get_parameter_descriptor(uint32_t which, ParameterDescriptor& desc) const +{ + const LilvPort* port = lilv_plugin_get_port_by_index(_impl->plugin, which); + + LilvNode *def, *min, *max; + lilv_port_get_range(_impl->plugin, port, &def, &min, &max); + + desc.integer_step = lilv_port_has_property(_impl->plugin, port, _world.integer); + desc.toggled = lilv_port_has_property(_impl->plugin, port, _world.toggled); + desc.logarithmic = lilv_port_has_property(_impl->plugin, port, _world.logarithmic); + desc.sr_dependent = lilv_port_has_property(_impl->plugin, port, _world.srate); + desc.label = lilv_node_as_string(lilv_port_get_name(_impl->plugin, port)); + desc.lower = min ? lilv_node_as_float(min) : 0.0f; + desc.upper = max ? lilv_node_as_float(max) : 1.0f; + desc.min_unbound = false; // TODO: LV2 extension required + desc.max_unbound = false; // TODO: LV2 extension required + + if (desc.integer_step) { + desc.step = 1.0; + desc.smallstep = 0.1; + desc.largestep = 10.0; + } else { + const float delta = desc.upper - desc.lower; + desc.step = delta / 1000.0f; + desc.smallstep = delta / 10000.0f; + desc.largestep = delta / 10.0f; + } + + lilv_node_free(def); + lilv_node_free(min); + lilv_node_free(max); + + return 0; +} + +string +LV2Plugin::describe_parameter(Evoral::Parameter which) +{ + if (( which.type() == PluginAutomation) && ( which.id() < parameter_count()) ) { + LilvNode* name = lilv_port_get_name(_impl->plugin, + lilv_plugin_get_port_by_index(_impl->plugin, which.id())); + string ret(lilv_node_as_string(name)); + lilv_node_free(name); + return ret; + } else { + return "??"; + } +} + +framecnt_t +LV2Plugin::signal_latency() const +{ + if (_latency_control_port) { + return (framecnt_t)floor(*_latency_control_port); + } else { + return 0; + } +} + +set<Evoral::Parameter> +LV2Plugin::automatable() const +{ + set<Evoral::Parameter> ret; + + for (uint32_t i = 0; i < parameter_count(); ++i) { + if (parameter_is_input(i) && parameter_is_control(i)) { + ret.insert(ret.end(), Evoral::Parameter(PluginAutomation, 0, i)); + } + } + + return ret; +} + +void +LV2Plugin::activate() +{ + DEBUG_TRACE(DEBUG::LV2, string_compose("%1 activate\n", name())); + + if (!_was_activated) { + lilv_instance_activate(_impl->instance); + _was_activated = true; + } +} + +void +LV2Plugin::deactivate() +{ + DEBUG_TRACE(DEBUG::LV2, string_compose("%1 deactivate\n", name())); + + if (_was_activated) { + lilv_instance_deactivate(_impl->instance); + _was_activated = false; + } +} + +void +LV2Plugin::cleanup() +{ + DEBUG_TRACE(DEBUG::LV2, string_compose("%1 cleanup\n", name())); + + activate(); + deactivate(); + lilv_instance_free(_impl->instance); + _impl->instance = NULL; +} + +int +LV2Plugin::connect_and_run(BufferSet& bufs, + ChanMapping in_map, ChanMapping out_map, + pframes_t nframes, framecnt_t offset) +{ + DEBUG_TRACE(DEBUG::LV2, string_compose("%1 run %2 offset %3\n", name(), nframes, offset)); + Plugin::connect_and_run(bufs, in_map, out_map, nframes, offset); + + cycles_t then = get_cycles(); + + uint32_t audio_in_index = 0; + uint32_t audio_out_index = 0; + uint32_t midi_in_index = 0; + uint32_t midi_out_index = 0; + for (uint32_t port_index = 0; port_index < parameter_count(); ++port_index) { + if (parameter_is_audio(port_index)) { + if (parameter_is_input(port_index)) { + const uint32_t buf_index = in_map.get(DataType::AUDIO, audio_in_index++); + lilv_instance_connect_port(_impl->instance, port_index, + bufs.get_audio(buf_index).data(offset)); + } else if (parameter_is_output(port_index)) { + const uint32_t buf_index = out_map.get(DataType::AUDIO, audio_out_index++); + //cerr << port_index << " : " << " AUDIO OUT " << buf_index << endl; + lilv_instance_connect_port(_impl->instance, port_index, + bufs.get_audio(buf_index).data(offset)); + } + } else if (parameter_is_midi(port_index)) { + if (parameter_is_input(port_index)) { + const uint32_t buf_index = in_map.get(DataType::MIDI, midi_in_index++); + lilv_instance_connect_port(_impl->instance, port_index, + bufs.get_lv2_midi(true, buf_index).data()); + } else if (parameter_is_output(port_index)) { + const uint32_t buf_index = out_map.get(DataType::MIDI, midi_out_index++); + lilv_instance_connect_port(_impl->instance, port_index, + bufs.get_lv2_midi(false, buf_index).data()); + } + } else if (!parameter_is_control(port_index)) { + // Optional port (it'd better be if we've made it this far...) + lilv_instance_connect_port(_impl->instance, port_index, NULL); + } + } + + run(nframes); + + midi_out_index = 0; + for (uint32_t port_index = 0; port_index < parameter_count(); ++port_index) { + if (parameter_is_midi(port_index) && parameter_is_output(port_index)) { + const uint32_t buf_index = out_map.get(DataType::MIDI, midi_out_index++); + bufs.flush_lv2_midi(true, buf_index); + } + } + + cycles_t now = get_cycles(); + set_cycles((uint32_t)(now - then)); + + return 0; +} + +bool +LV2Plugin::parameter_is_control(uint32_t param) const +{ + const LilvPort* port = lilv_plugin_get_port_by_index(_impl->plugin, param); + return lilv_port_is_a(_impl->plugin, port, _world.control_class); +} + +bool +LV2Plugin::parameter_is_audio(uint32_t param) const +{ + const LilvPort* port = lilv_plugin_get_port_by_index(_impl->plugin, param); + return lilv_port_is_a(_impl->plugin, port, _world.audio_class); +} + +bool +LV2Plugin::parameter_is_midi(uint32_t param) const +{ + const LilvPort* port = lilv_plugin_get_port_by_index(_impl->plugin, param); + return lilv_port_is_a(_impl->plugin, port, _world.event_class); + // && lilv_port_supports_event(_impl->plugin, port, _world.midi_class); +} + +bool +LV2Plugin::parameter_is_output(uint32_t param) const +{ + const LilvPort* port = lilv_plugin_get_port_by_index(_impl->plugin, param); + return lilv_port_is_a(_impl->plugin, port, _world.output_class); +} + +bool +LV2Plugin::parameter_is_input(uint32_t param) const +{ + const LilvPort* port = lilv_plugin_get_port_by_index(_impl->plugin, param); + return lilv_port_is_a(_impl->plugin, port, _world.input_class); +} + +void +LV2Plugin::print_parameter(uint32_t param, char* buf, uint32_t len) const +{ + if (buf && len) { + if (param < parameter_count()) { + snprintf(buf, len, "%.3f", get_parameter(param)); + } else { + strcat(buf, "0"); + } + } +} + +boost::shared_ptr<Plugin::ScalePoints> +LV2Plugin::get_scale_points(uint32_t port_index) const +{ + const LilvPort* port = lilv_plugin_get_port_by_index(_impl->plugin, port_index); + LilvScalePoints* points = lilv_port_get_scale_points(_impl->plugin, port); + + boost::shared_ptr<Plugin::ScalePoints> ret; + if (!points) { + return ret; + } + + ret = boost::shared_ptr<Plugin::ScalePoints>(new ScalePoints()); + + LILV_FOREACH(scale_points, i, points) { + const LilvScalePoint* p = lilv_scale_points_get(points, i); + const LilvNode* label = lilv_scale_point_get_label(p); + const LilvNode* value = lilv_scale_point_get_value(p); + if (label && (lilv_node_is_float(value) || lilv_node_is_int(value))) { + ret->insert(make_pair(lilv_node_as_string(label), + lilv_node_as_float(value))); + } + } + + lilv_scale_points_free(points); + return ret; +} + +void +LV2Plugin::run(pframes_t nframes) +{ + for (uint32_t i = 0; i < parameter_count(); ++i) { + if (parameter_is_control(i) && parameter_is_input(i)) { + _control_data[i] = _shadow_data[i]; + } + } + + lilv_instance_run(_impl->instance, nframes); +} + +void +LV2Plugin::latency_compute_run() +{ + if (!_latency_control_port) { + return; + } + + // Run the plugin so that it can set its latency parameter + + activate(); + + uint32_t port_index = 0; + uint32_t in_index = 0; + uint32_t out_index = 0; + + const framecnt_t bufsize = 1024; + float buffer[bufsize]; + + memset(buffer, 0, sizeof(float) * bufsize); + + // FIXME: Ensure plugins can handle in-place processing + + port_index = 0; + + while (port_index < parameter_count()) { + if (parameter_is_audio(port_index)) { + if (parameter_is_input(port_index)) { + lilv_instance_connect_port(_impl->instance, port_index, buffer); + in_index++; + } else if (parameter_is_output(port_index)) { + lilv_instance_connect_port(_impl->instance, port_index, buffer); + out_index++; + } + } + port_index++; + } + + run(bufsize); + deactivate(); +} + +LV2World::LV2World() + : world(lilv_world_new()) +{ + lilv_world_load_all(world); + input_class = lilv_new_uri(world, LILV_URI_INPUT_PORT); + output_class = lilv_new_uri(world, LILV_URI_OUTPUT_PORT); + control_class = lilv_new_uri(world, LILV_URI_CONTROL_PORT); + audio_class = lilv_new_uri(world, LILV_URI_AUDIO_PORT); + event_class = lilv_new_uri(world, LILV_URI_EVENT_PORT); + midi_class = lilv_new_uri(world, LILV_URI_MIDI_EVENT); + in_place_broken = lilv_new_uri(world, LILV_NS_LV2 "inPlaceBroken"); + integer = lilv_new_uri(world, LILV_NS_LV2 "integer"); + toggled = lilv_new_uri(world, LILV_NS_LV2 "toggled"); + srate = lilv_new_uri(world, LILV_NS_LV2 "sampleRate"); + gtk_gui = lilv_new_uri(world, NS_UI "GtkUI"); + external_gui = lilv_new_uri(world, NS_UI "external"); + logarithmic = lilv_new_uri(world, "http://lv2plug.in/ns/dev/extportinfo#logarithmic"); +} + +LV2World::~LV2World() +{ + lilv_node_free(input_class); + lilv_node_free(output_class); + lilv_node_free(control_class); + lilv_node_free(audio_class); + lilv_node_free(event_class); + lilv_node_free(midi_class); + lilv_node_free(in_place_broken); +} + +LV2PluginInfo::LV2PluginInfo (void* c_plugin) + : _c_plugin(c_plugin) +{ + type = ARDOUR::LV2; +} + +LV2PluginInfo::~LV2PluginInfo() +{} + +PluginPtr +LV2PluginInfo::load(Session& session) +{ + try { + PluginPtr plugin; + + plugin.reset(new LV2Plugin(session.engine(), session, + (LilvPlugin*)_c_plugin, + session.frame_rate())); + + plugin->set_info(PluginInfoPtr(new LV2PluginInfo(*this))); + return plugin; + } catch (failed_constructor& err) { + return PluginPtr((Plugin*)0); + } + + return PluginPtr(); +} + +PluginInfoList* +LV2PluginInfo::discover() +{ + PluginInfoList* plugs = new PluginInfoList; + const LilvPlugins* plugins = lilv_world_get_all_plugins(_world.world); + + cerr << "LV2: Discovering " << lilv_plugins_size(plugins) << " plugins" << endl; + + LILV_FOREACH(plugins, i, plugins) { + const LilvPlugin* p = lilv_plugins_get(plugins, i); + LV2PluginInfoPtr info(new LV2PluginInfo((void*)p)); + + LilvNode* name = lilv_plugin_get_name(p); + if (!name) { + cerr << "LV2: invalid plugin\n"; + continue; + } + + info->type = LV2; + + info->name = string(lilv_node_as_string(name)); + lilv_node_free(name); + + const LilvPluginClass* pclass = lilv_plugin_get_class(p); + const LilvNode* label = lilv_plugin_class_get_label(pclass); + info->category = lilv_node_as_string(label); + + LilvNode* author_name = lilv_plugin_get_author_name(p); + info->creator = author_name ? string(lilv_node_as_string(author_name)) : "Unknown"; + lilv_node_free(author_name); + + info->path = "/NOPATH"; // Meaningless for LV2 + + info->n_inputs.set_audio( + lilv_plugin_get_num_ports_of_class( + p, _world.input_class, _world.audio_class, NULL)); + info->n_inputs.set_midi( + lilv_plugin_get_num_ports_of_class( + p, _world.input_class, _world.event_class, NULL)); + + info->n_outputs.set_audio( + lilv_plugin_get_num_ports_of_class( + p, _world.output_class, _world.audio_class, NULL)); + info->n_outputs.set_midi( + lilv_plugin_get_num_ports_of_class( + p, _world.output_class, _world.event_class, NULL)); + + info->unique_id = lilv_node_as_uri(lilv_plugin_get_uri(p)); + info->index = 0; // Meaningless for LV2 + + plugs->push_back(info); + } + + cerr << "Done LV2 discovery" << endl; + + return plugs; +} diff --git a/libs/ardour/wscript b/libs/ardour/wscript index b81e0c6b75..9669d7b1b6 100644 --- a/libs/ardour/wscript +++ b/libs/ardour/wscript @@ -244,10 +244,12 @@ def configure(conf): autowaf.check_pkg(conf, 'lrdf', uselib_store='LRDF', atleast_version='0.4.0') autowaf.check_pkg(conf, 'samplerate', uselib_store='SAMPLERATE', atleast_version='0.1.0') autowaf.check_pkg(conf, 'sigc++-2.0', uselib_store='SIGCPP', atleast_version='2.0') + autowaf.check_pkg(conf, 'lilv-0', uselib_store='LILV', atleast_version='0.0.0', mandatory=False) + if conf.env['HAVE_LILV']: + autowaf.check_pkg(conf, 'suil-0', uselib_store='SUIL', atleast_version='0.2.0', mandatory=False) autowaf.check_pkg(conf, 'slv2', uselib_store='SLV2', atleast_version='0.6.4', mandatory=False) - autowaf.check_pkg(conf, 'slv2', uselib_store='NEW_SLV2', atleast_version='0.7.0', mandatory=False) - autowaf.check_pkg(conf, 'suil', uselib_store='SUIL', atleast_version='0.1.0', mandatory=False) - autowaf.check_pkg(conf, 'rasqal', uselib_store='RASQAL', atleast_version='0.9.14', mandatory=False) + if conf.env['HAVE_SLV2']: + autowaf.check_pkg(conf, 'rasqal', uselib_store='RASQAL', atleast_version='0.9.14', mandatory=False) autowaf.check_pkg(conf, 'soundtouch-1.0', uselib_store='SOUNDTOUCH', mandatory=False) autowaf.check_pkg(conf, 'cppunit', uselib_store='CPPUNIT', atleast_version='1.12.0', mandatory=False) autowaf.check_pkg(conf, 'ogg', uselib_store='OGG', atleast_version='1.1.2') @@ -295,7 +297,7 @@ def configure(conf): if ogg_supported(): conf.define ('HAVE_OGG', 1) - if conf.env['HAVE_SLV2']: + if conf.env['HAVE_LILV'] or conf.env['HAVE_SLV2']: conf.define ('LV2_SUPPORT', 1) conf.write_config_header('libardour-config.h') @@ -333,11 +335,14 @@ def build(bld): #obj.uselib += ' SOUNDTOUCH ' #obj.add_objects = 'default/libs/surfaces/control_protocol/smpte_1.o' - if bld.env['HAVE_SLV2']: - obj.source += [ 'lv2_plugin.cc', 'lv2_event_buffer.cc', 'uri_map.cc', 'rdff.c' ] - obj.uselib += ' SLV2 ' + ' RASQAL ' + if bld.env['HAVE_LILV']: + obj.source += [ 'lv2_plugin_lilv.cc', 'lv2_event_buffer.cc', 'uri_map.cc', 'rdff.c' ] + obj.uselib += ' LILV ' if bld.env['HAVE_SUIL']: obj.uselib += ' SUIL ' + elif bld.env['HAVE_SLV2']: + obj.source += [ 'lv2_plugin.cc', 'lv2_event_buffer.cc', 'uri_map.cc', 'rdff.c' ] + obj.uselib += ' SLV2 RASQAL ' if bld.env['VST_SUPPORT']: obj.source += [ 'vst_plugin.cc', 'session_vst.cc' ] |