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-rw-r--r--src/server/LV2Block.cpp742
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diff --git a/src/server/LV2Block.cpp b/src/server/LV2Block.cpp
deleted file mode 100644
index f4792f39..00000000
--- a/src/server/LV2Block.cpp
+++ /dev/null
@@ -1,742 +0,0 @@
-/*
- This file is part of Ingen.
- Copyright 2007-2016 David Robillard <http://drobilla.net/>
-
- Ingen is free software: you can redistribute it and/or modify it under the
- terms of the GNU Affero General Public License as published by the Free
- Software Foundation, either version 3 of the License, or any later version.
-
- Ingen 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 Affero General Public License for details.
-
- You should have received a copy of the GNU Affero General Public License
- along with Ingen. If not, see <http://www.gnu.org/licenses/>.
-*/
-
-#include <cassert>
-#include <cmath>
-#include <cstdint>
-
-#include "lv2/lv2plug.in/ns/ext/morph/morph.h"
-#include "lv2/lv2plug.in/ns/ext/presets/presets.h"
-#include "lv2/lv2plug.in/ns/ext/options/options.h"
-#include "lv2/lv2plug.in/ns/ext/resize-port/resize-port.h"
-#include "lv2/lv2plug.in/ns/ext/state/state.h"
-
-#include "raul/Maid.hpp"
-#include "raul/Array.hpp"
-
-#include "ingen/FilePath.hpp"
-#include "ingen/Log.hpp"
-#include "ingen/URI.hpp"
-#include "ingen/URIMap.hpp"
-#include "ingen/URIs.hpp"
-#include "ingen/World.hpp"
-
-#include "Buffer.hpp"
-#include "Engine.hpp"
-#include "GraphImpl.hpp"
-#include "InputPort.hpp"
-#include "LV2Block.hpp"
-#include "LV2Plugin.hpp"
-#include "OutputPort.hpp"
-#include "PortImpl.hpp"
-#include "RunContext.hpp"
-#include "Worker.hpp"
-
-namespace Ingen {
-namespace Server {
-
-/** Partially construct a LV2Block.
- *
- * Object is not usable until instantiate() is called with success.
- * (It _will_ crash!)
- */
-LV2Block::LV2Block(LV2Plugin* plugin,
- const Raul::Symbol& symbol,
- bool polyphonic,
- GraphImpl* parent,
- SampleRate srate)
- : BlockImpl(plugin, symbol, polyphonic, parent, srate)
- , _lv2_plugin(plugin)
- , _worker_iface(nullptr)
-{
- assert(_lv2_plugin);
-}
-
-LV2Block::~LV2Block()
-{
- // Explicitly drop instances first to prevent reference cycles
- drop_instances(_instances);
- drop_instances(_prepared_instances);
-}
-
-SPtr<LV2Block::Instance>
-LV2Block::make_instance(URIs& uris,
- SampleRate rate,
- uint32_t voice,
- bool preparing)
-{
- const Engine& engine = parent_graph()->engine();
- const LilvPlugin* lplug = _lv2_plugin->lilv_plugin();
- LilvInstance* inst = lilv_plugin_instantiate(
- lplug, rate, _features->array());
-
- if (!inst) {
- engine.log().error(fmt("Failed to instantiate <%1%>\n")
- % _lv2_plugin->uri().c_str());
- return SPtr<Instance>();
- }
-
- const LV2_Options_Interface* options_iface = nullptr;
- if (lilv_plugin_has_extension_data(lplug, uris.opt_interface)) {
- options_iface = (const LV2_Options_Interface*)
- lilv_instance_get_extension_data(inst, LV2_OPTIONS__interface);
- }
-
- for (uint32_t p = 0; p < num_ports(); ++p) {
- PortImpl* const port = _ports->at(p);
- Buffer* const buffer = (preparing)
- ? port->prepared_buffer(voice).get()
- : port->buffer(voice).get();
- if (port->is_morph() && port->is_a(PortType::CV)) {
- if (options_iface) {
- const LV2_URID port_type = uris.lv2_CVPort;
- const LV2_Options_Option options[] = {
- { LV2_OPTIONS_PORT, p, uris.morph_currentType,
- sizeof(LV2_URID), uris.atom_URID, &port_type },
- { LV2_OPTIONS_INSTANCE, 0, 0, 0, 0, nullptr }
- };
- options_iface->set(inst->lv2_handle, options);
- }
- }
-
- if (buffer) {
- if (port->is_a(PortType::CONTROL)) {
- buffer->set_value(port->value());
- } else if (port->is_a(PortType::CV)) {
- buffer->set_block(port->value().get<float>(), 0, engine.block_length());
- } else {
- buffer->clear();
- }
- }
- }
-
- if (options_iface) {
- for (uint32_t p = 0; p < num_ports(); ++p) {
- PortImpl* const port = _ports->at(p);
- if (port->is_auto_morph()) {
- LV2_Options_Option options[] = {
- { LV2_OPTIONS_PORT, p, uris.morph_currentType, 0, 0, nullptr },
- { LV2_OPTIONS_INSTANCE, 0, 0, 0, 0, nullptr }
- };
-
- options_iface->get(inst->lv2_handle, options);
- if (options[0].value) {
- LV2_URID type = *(const LV2_URID*)options[0].value;
- if (type == _uris.lv2_ControlPort) {
- port->set_type(PortType::CONTROL, 0);
- } else if (type == _uris.lv2_CVPort) {
- port->set_type(PortType::CV, 0);
- } else {
- parent_graph()->engine().log().error(
- fmt("%1% auto-morphed to unknown type %2%\n")
- % port->path().c_str() % type);
- return SPtr<Instance>();
- }
- } else {
- parent_graph()->engine().log().error(
- fmt("Failed to get auto-morphed type of %1%\n")
- % port->path().c_str());
- }
- }
- }
- }
-
- return std::make_shared<Instance>(inst);
-}
-
-bool
-LV2Block::prepare_poly(BufferFactory& bufs, uint32_t poly)
-{
- if (!_polyphonic) {
- poly = 1;
- }
-
- BlockImpl::prepare_poly(bufs, poly);
-
- if (_polyphony == poly) {
- return true;
- }
-
- const SampleRate rate = bufs.engine().sample_rate();
- assert(!_prepared_instances);
- _prepared_instances = bufs.maid().make_managed<Instances>(
- poly, *_instances, SPtr<Instance>());
- for (uint32_t i = _polyphony; i < _prepared_instances->size(); ++i) {
- SPtr<Instance> inst = make_instance(bufs.uris(), rate, i, true);
- if (!inst) {
- _prepared_instances.reset();
- return false;
- }
-
- _prepared_instances->at(i) = inst;
-
- if (_activated) {
- lilv_instance_activate(inst->instance);
- }
- }
-
- return true;
-}
-
-bool
-LV2Block::apply_poly(RunContext& context, uint32_t poly)
-{
- if (!_polyphonic) {
- poly = 1;
- }
-
- if (_prepared_instances) {
- _instances = std::move(_prepared_instances);
- }
- assert(poly <= _instances->size());
-
- return BlockImpl::apply_poly(context, poly);
-}
-
-/** Instantiate self from LV2 plugin descriptor.
- *
- * Implemented as a seperate function (rather than in the constructor) to
- * allow graceful error-catching of broken plugins.
- *
- * Returns whether or not plugin was successfully instantiated. If return
- * value is false, this object may not be used.
- */
-bool
-LV2Block::instantiate(BufferFactory& bufs, const LilvState* state)
-{
- const Ingen::URIs& uris = bufs.uris();
- Ingen::World* world = bufs.engine().world();
- const LilvPlugin* plug = _lv2_plugin->lilv_plugin();
- Ingen::Forge& forge = bufs.forge();
- const uint32_t num_ports = lilv_plugin_get_num_ports(plug);
-
- LilvNode* lv2_connectionOptional = lilv_new_uri(
- bufs.engine().world()->lilv_world(), LV2_CORE__connectionOptional);
-
- _ports = bufs.maid().make_managed<BlockImpl::Ports>(num_ports, nullptr);
-
- bool ret = true;
-
- float* min_values = new float[num_ports];
- float* max_values = new float[num_ports];
- float* def_values = new float[num_ports];
- lilv_plugin_get_port_ranges_float(plug, min_values, max_values, def_values);
- uint32_t max_sequence_size = 0;
-
- // Get all the necessary information about ports
- for (uint32_t j = 0; j < num_ports; ++j) {
- const LilvPort* id = lilv_plugin_get_port_by_index(plug, j);
-
- /* LV2 port symbols are guaranteed to be unique, valid C identifiers,
- and Lilv guarantees that lilv_port_get_symbol() is valid. */
- const Raul::Symbol port_sym(
- lilv_node_as_string(lilv_port_get_symbol(plug, id)));
-
- // Get port type
- Atom val;
- PortType port_type = PortType::UNKNOWN;
- LV2_URID buffer_type = 0;
- bool is_morph = false;
- bool is_auto_morph = false;
- if (lilv_port_is_a(plug, id, uris.lv2_ControlPort)) {
- if (lilv_port_is_a(plug, id, uris.morph_MorphPort)) {
- is_morph = true;
- LilvNodes* types = lilv_port_get_value(
- plug, id, uris.morph_supportsType);
- LILV_FOREACH(nodes, i, types) {
- const LilvNode* type = lilv_nodes_get(types, i);
- if (lilv_node_equals(type, uris.lv2_CVPort)) {
- port_type = PortType::CV;
- buffer_type = uris.atom_Sound;
- }
- }
- lilv_nodes_free(types);
- }
- if (port_type == PortType::UNKNOWN) {
- port_type = PortType::CONTROL;
- buffer_type = uris.atom_Sequence;
- val = forge.make(def_values[j]);
- }
- } else if (lilv_port_is_a(plug, id, uris.lv2_CVPort)) {
- port_type = PortType::CV;
- buffer_type = uris.atom_Sound;
- } else if (lilv_port_is_a(plug, id, uris.lv2_AudioPort)) {
- port_type = PortType::AUDIO;
- buffer_type = uris.atom_Sound;
- } else if (lilv_port_is_a(plug, id, uris.atom_AtomPort)) {
- port_type = PortType::ATOM;
- }
-
- if (lilv_port_is_a(plug, id, uris.morph_AutoMorphPort)) {
- is_auto_morph = true;
- }
-
- // Get buffer type if necessary (atom ports)
- if (!buffer_type) {
- LilvNodes* types = lilv_port_get_value(
- plug, id, uris.atom_bufferType);
- LILV_FOREACH(nodes, i, types) {
- const LilvNode* type = lilv_nodes_get(types, i);
- if (lilv_node_is_uri(type)) {
- buffer_type = bufs.engine().world()->uri_map().map_uri(
- lilv_node_as_uri(type));
- }
- }
- lilv_nodes_free(types);
- }
-
- const bool optional = lilv_port_has_property(
- plug, id, lv2_connectionOptional);
-
- uint32_t port_buffer_size = bufs.default_size(buffer_type);
- if (port_buffer_size == 0 && !optional) {
- parent_graph()->engine().log().error(
- fmt("<%1%> port `%2%' has unknown buffer type\n")
- % _lv2_plugin->uri().c_str() % port_sym.c_str());
- ret = false;
- break;
- }
-
- if (port_type == PortType::ATOM) {
- // Get default value, and its length
- LilvNodes* defaults = lilv_port_get_value(plug, id, uris.lv2_default);
- LILV_FOREACH(nodes, i, defaults) {
- const LilvNode* d = lilv_nodes_get(defaults, i);
- if (lilv_node_is_string(d)) {
- const char* str_val = lilv_node_as_string(d);
- const uint32_t str_val_len = strlen(str_val);
- val = forge.alloc(str_val);
- port_buffer_size = std::max(port_buffer_size, str_val_len);
- } else if (lilv_node_is_uri(d)) {
- const char* uri_val = lilv_node_as_uri(d);
- val = forge.make_urid(
- bufs.engine().world()->uri_map().map_uri(uri_val));
- }
- }
- lilv_nodes_free(defaults);
-
- if (!val.type() && buffer_type == _uris.atom_URID) {
- val = forge.make_urid(0);
- }
-
- // Get minimum size, if set in data
- LilvNodes* sizes = lilv_port_get_value(plug, id, uris.rsz_minimumSize);
- LILV_FOREACH(nodes, i, sizes) {
- const LilvNode* d = lilv_nodes_get(sizes, i);
- if (lilv_node_is_int(d)) {
- uint32_t size_val = lilv_node_as_int(d);
- port_buffer_size = std::max(port_buffer_size, size_val);
- }
- }
- lilv_nodes_free(sizes);
- max_sequence_size = std::max(port_buffer_size, max_sequence_size);
- bufs.set_seq_size(max_sequence_size);
- }
-
- enum { UNKNOWN, INPUT, OUTPUT } direction = UNKNOWN;
- if (lilv_port_is_a(plug, id, uris.lv2_InputPort)) {
- direction = INPUT;
- } else if (lilv_port_is_a(plug, id, uris.lv2_OutputPort)) {
- direction = OUTPUT;
- }
-
- if ((port_type == PortType::UNKNOWN && !optional) ||
- direction == UNKNOWN) {
- parent_graph()->engine().log().error(
- fmt("<%1%> port `%2%' has unknown type or direction\n")
- % _lv2_plugin->uri().c_str() % port_sym.c_str());
- ret = false;
- break;
- }
-
- if (!val.type() && (port_type != PortType::ATOM)) {
- // Ensure numeric ports have a value, use 0 by default
- val = forge.make(std::isnan(def_values[j]) ? 0.0f : def_values[j]);
- }
-
- PortImpl* port = (direction == INPUT)
- ? static_cast<PortImpl*>(
- new InputPort(bufs, this, port_sym, j, _polyphony,
- port_type, buffer_type, val))
- : static_cast<PortImpl*>(
- new OutputPort(bufs, this, port_sym, j, _polyphony,
- port_type, buffer_type, val));
-
- port->set_morphable(is_morph, is_auto_morph);
- if (direction == INPUT && (port_type == PortType::CONTROL
- || port_type == PortType::CV)) {
- port->set_value(val);
- if (!std::isnan(min_values[j])) {
- port->set_minimum(forge.make(min_values[j]));
- }
- if (!std::isnan(max_values[j])) {
- port->set_maximum(forge.make(max_values[j]));
- }
- }
-
- // Inherit certain properties from plugin port
- const LilvNode* preds[] = { uris.lv2_designation,
- uris.lv2_portProperty,
- uris.atom_supports,
- nullptr };
- for (int p = 0; preds[p]; ++p) {
- LilvNodes* values = lilv_port_get_value(plug, id, preds[p]);
- LILV_FOREACH(nodes, v, values) {
- const LilvNode* val = lilv_nodes_get(values, v);
- if (lilv_node_is_uri(val)) {
- port->add_property(URI(lilv_node_as_uri(preds[p])),
- forge.make_urid(URI(lilv_node_as_uri(val))));
- }
- }
- lilv_nodes_free(values);
- }
-
- port->cache_properties();
-
- _ports->at(j) = port;
- }
-
- delete[] min_values;
- delete[] max_values;
- delete[] def_values;
-
- lilv_node_free(lv2_connectionOptional);
-
- if (!ret) {
- _ports.reset();
- return ret;
- }
-
- _features = world->lv2_features().lv2_features(world, this);
-
- // Actually create plugin instances and port buffers.
- const SampleRate rate = bufs.engine().sample_rate();
- _instances = bufs.maid().make_managed<Instances>(
- _polyphony, SPtr<Instance>());
- for (uint32_t i = 0; i < _polyphony; ++i) {
- _instances->at(i) = make_instance(bufs.uris(), rate, i, false);
- if (!_instances->at(i)) {
- return false;
- }
- }
-
- // Load initial state if no state is explicitly given
- LilvState* default_state = nullptr;
- if (!state) {
- state = default_state = load_preset(_lv2_plugin->uri());
- }
-
- // Apply state
- if (state) {
- apply_state(nullptr, state);
- }
-
- if (default_state) {
- lilv_state_free(default_state);
- }
-
- // FIXME: Polyphony + worker?
- if (lilv_plugin_has_feature(plug, uris.work_schedule)) {
- _worker_iface = (const LV2_Worker_Interface*)
- lilv_instance_get_extension_data(instance(0),
- LV2_WORKER__interface);
- }
-
- return ret;
-}
-
-bool
-LV2Block::save_state(const FilePath& dir) const
-{
- World* world = _lv2_plugin->world();
- LilvWorld* lworld = world->lilv_world();
-
- LilvState* state = lilv_state_new_from_instance(
- _lv2_plugin->lilv_plugin(), const_cast<LV2Block*>(this)->instance(0),
- &world->uri_map().urid_map_feature()->urid_map,
- nullptr, dir.c_str(), dir.c_str(), dir.c_str(), nullptr, nullptr,
- LV2_STATE_IS_POD|LV2_STATE_IS_PORTABLE, nullptr);
-
- if (!state) {
- return false;
- } else if (lilv_state_get_num_properties(state) == 0) {
- lilv_state_free(state);
- return false;
- }
-
- lilv_state_save(lworld,
- &world->uri_map().urid_map_feature()->urid_map,
- &world->uri_map().urid_unmap_feature()->urid_unmap,
- state,
- nullptr,
- dir.c_str(),
- "state.ttl");
-
- lilv_state_free(state);
-
- return true;
-}
-
-BlockImpl*
-LV2Block::duplicate(Engine& engine,
- const Raul::Symbol& symbol,
- GraphImpl* parent)
-{
- const SampleRate rate = engine.sample_rate();
-
- // Get current state
- LilvState* state = lilv_state_new_from_instance(
- _lv2_plugin->lilv_plugin(), instance(0),
- &engine.world()->uri_map().urid_map_feature()->urid_map,
- nullptr, nullptr, nullptr, nullptr, nullptr, nullptr, LV2_STATE_IS_NATIVE, nullptr);
-
- // Duplicate and instantiate block
- LV2Block* dup = new LV2Block(_lv2_plugin, symbol, _polyphonic, parent, rate);
- if (!dup->instantiate(*engine.buffer_factory(), state)) {
- delete dup;
- return nullptr;
- }
- dup->set_properties(properties());
-
- // Set duplicate port values and properties to the same as ours
- for (uint32_t p = 0; p < num_ports(); ++p) {
- const Atom& val = port_impl(p)->value();
- if (val.is_valid()) {
- dup->port_impl(p)->set_value(val);
- }
- dup->port_impl(p)->set_properties(port_impl(p)->properties());
- }
-
- return dup;
-}
-
-void
-LV2Block::activate(BufferFactory& bufs)
-{
- BlockImpl::activate(bufs);
-
- for (uint32_t i = 0; i < _polyphony; ++i) {
- lilv_instance_activate(instance(i));
- }
-}
-
-void
-LV2Block::deactivate()
-{
- BlockImpl::deactivate();
-
- for (uint32_t i = 0; i < _polyphony; ++i) {
- lilv_instance_deactivate(instance(i));
- }
-}
-
-LV2_Worker_Status
-LV2Block::work_respond(LV2_Worker_Respond_Handle handle,
- uint32_t size,
- const void* data)
-{
- LV2Block* block = (LV2Block*)handle;
- LV2Block::Response* r = new LV2Block::Response(size, data);
- block->_responses.push_back(*r);
- return LV2_WORKER_SUCCESS;
-}
-
-LV2_Worker_Status
-LV2Block::work(uint32_t size, const void* data)
-{
- if (_worker_iface) {
- std::lock_guard<std::mutex> lock(_work_mutex);
-
- LV2_Handle inst = lilv_instance_get_handle(instance(0));
- LV2_Worker_Status st = _worker_iface->work(inst, work_respond, this, size, data);
- if (st) {
- parent_graph()->engine().log().error(
- fmt("Error calling %1% work method\n") % _path);
- }
- return st;
- }
- return LV2_WORKER_ERR_UNKNOWN;
-}
-
-void
-LV2Block::run(RunContext& context)
-{
- for (uint32_t i = 0; i < _polyphony; ++i) {
- lilv_instance_run(instance(i), context.nframes());
- }
-}
-
-void
-LV2Block::post_process(RunContext& context)
-{
- /* Handle any worker responses. Note that this may write to output ports,
- so must be done first to prevent clobbering worker responses and
- monitored notification ports. */
- if (_worker_iface) {
- LV2_Handle inst = lilv_instance_get_handle(instance(0));
- while (!_responses.empty()) {
- Response& r = _responses.front();
- _worker_iface->work_response(inst, r.size, r.data);
- _responses.pop_front();
- context.engine().maid()->dispose(&r);
- }
-
- if (_worker_iface->end_run) {
- _worker_iface->end_run(inst);
- }
- }
-
- /* Run cycle truly finished, finalise output ports. */
- BlockImpl::post_process(context);
-}
-
-LilvState*
-LV2Block::load_preset(const URI& uri)
-{
- World* world = _lv2_plugin->world();
- LilvWorld* lworld = world->lilv_world();
- LilvNode* preset = lilv_new_uri(lworld, uri.c_str());
-
- // Load preset into world if necessary
- lilv_world_load_resource(lworld, preset);
-
- // Load preset from world
- LV2_URID_Map* map = &world->uri_map().urid_map_feature()->urid_map;
- LilvState* state = lilv_state_new_from_world(lworld, map, preset);
-
- lilv_node_free(preset);
- return state;
-}
-
-LilvState*
-LV2Block::load_state(World* world, const FilePath& path)
-{
- LilvWorld* lworld = world->lilv_world();
- const URI uri = URI(path);
- LilvNode* subject = lilv_new_uri(lworld, uri.c_str());
-
- LilvState* state = lilv_state_new_from_file(
- lworld,
- &world->uri_map().urid_map_feature()->urid_map,
- subject,
- path.c_str());
-
- lilv_node_free(subject);
- return state;
-}
-
-void
-LV2Block::apply_state(const UPtr<Worker>& worker, const LilvState* state)
-{
- World* world = parent_graph()->engine().world();
- SPtr<LV2_Feature> sched;
- if (worker) {
- sched = worker->schedule_feature()->feature(world, this);
- }
-
- const LV2_Feature* state_features[2] = { nullptr, nullptr };
- if (sched) {
- state_features[0] = sched.get();
- }
-
- for (uint32_t v = 0; v < _polyphony; ++v) {
- lilv_state_restore(state, instance(v), nullptr, nullptr, 0, state_features);
- }
-}
-
-static const void*
-get_port_value(const char* port_symbol,
- void* user_data,
- uint32_t* size,
- uint32_t* type)
-{
- LV2Block* const block = (LV2Block*)user_data;
- PortImpl* const port = block->port_by_symbol(port_symbol);
-
- if (port && port->is_input() && port->value().is_valid()) {
- *size = port->value().size();
- *type = port->value().type();
- return port->value().get_body();
- }
-
- return nullptr;
-}
-
-boost::optional<Resource>
-LV2Block::save_preset(const URI& uri,
- const Properties& props)
-{
- World* world = parent_graph()->engine().world();
- LilvWorld* lworld = _lv2_plugin->world()->lilv_world();
- LV2_URID_Map* lmap = &world->uri_map().urid_map_feature()->urid_map;
- LV2_URID_Unmap* lunmap = &world->uri_map().urid_unmap_feature()->urid_unmap;
-
- const FilePath path = FilePath(uri.path());
- const FilePath dirname = path.parent_path();
- const FilePath basename = path.stem();
-
- LilvState* state = lilv_state_new_from_instance(
- _lv2_plugin->lilv_plugin(), instance(0), lmap,
- nullptr, nullptr, nullptr, path.c_str(),
- get_port_value, this, LV2_STATE_IS_NATIVE, nullptr);
-
- if (state) {
- const Properties::const_iterator l = props.find(_uris.rdfs_label);
- if (l != props.end() && l->second.type() == _uris.atom_String) {
- lilv_state_set_label(state, l->second.ptr<char>());
- }
-
- lilv_state_save(lworld, lmap, lunmap, state, nullptr,
- dirname.c_str(), basename.c_str());
-
- const URI uri(lilv_node_as_uri(lilv_state_get_uri(state)));
- const std::string label(lilv_state_get_label(state)
- ? lilv_state_get_label(state)
- : basename);
- lilv_state_free(state);
-
- Resource preset(_uris, uri);
- preset.set_property(_uris.rdf_type, _uris.pset_Preset);
- preset.set_property(_uris.rdfs_label, world->forge().alloc(label));
- preset.set_property(_uris.lv2_appliesTo,
- world->forge().make_urid(_lv2_plugin->uri()));
-
- const std::string bundle_uri = URI(dirname).string() + '/';
- LilvNode* lbundle = lilv_new_uri(lworld, bundle_uri.c_str());
- lilv_world_load_bundle(lworld, lbundle);
- lilv_node_free(lbundle);
-
- return preset;
- }
-
- return boost::optional<Resource>();
-}
-
-void
-LV2Block::set_port_buffer(uint32_t voice,
- uint32_t port_num,
- BufferRef buf,
- SampleCount offset)
-{
- BlockImpl::set_port_buffer(voice, port_num, buf, offset);
- lilv_instance_connect_port(
- instance(voice),
- port_num,
- buf ? buf->port_data(_ports->at(port_num)->type(), offset) : nullptr);
-}
-
-} // namespace Server
-} // namespace Ingen