#include <glibmm.h>
+#include <boost/utility.hpp>
+
#include "pbd/compose.h"
#include "pbd/error.h"
#include "pbd/pathscanner.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 <slv2/slv2.h>
+
#include "lv2ext/lv2_files.h"
#include "lv2ext/lv2_persist.h"
#include "rdff.h"
"http://lv2plug.in/ns/ext/event",
"http://lv2plug.in/ns/ext/midi#MidiEvent");
+class LV2World : boost::noncopyable {
+public:
+ LV2World ();
+ ~LV2World ();
+
+ SLV2World world;
+ SLV2Value input_class; ///< Input port
+ SLV2Value output_class; ///< Output port
+ SLV2Value audio_class; ///< Audio port
+ SLV2Value control_class; ///< Control port
+ SLV2Value event_class; ///< Event port
+ SLV2Value midi_class; ///< MIDI event
+ SLV2Value in_place_broken;
+ SLV2Value integer;
+ SLV2Value toggled;
+ SLV2Value srate;
+ SLV2Value gtk_gui;
+ SLV2Value external_gui;
+ SLV2Value logarithmic;
+};
+
+static LV2World _world;
+
+struct LV2Plugin::Impl {
+ Impl() : plugin(0), ui(0), ui_type(0), name(0), author(0), instance(0) {}
+ SLV2Plugin plugin;
+ SLV2UI ui;
+ SLV2Value ui_type;
+ SLV2Value name;
+ SLV2Value author;
+ SLV2Instance instance;
+};
+
LV2Plugin::LV2Plugin (AudioEngine& engine,
Session& session,
- LV2World& world,
- SLV2Plugin plugin,
+ void* c_plugin,
framecnt_t rate)
: Plugin(engine, session)
- , _world(world)
+ , _impl(new Impl())
, _features(NULL)
, _insert_id("0")
{
- init(world, plugin, rate);
+ init(c_plugin, rate);
}
LV2Plugin::LV2Plugin (const LV2Plugin& other)
: Plugin(other)
- , _world(other._world)
+ , _impl(new Impl())
, _features(NULL)
, _insert_id(other._insert_id)
{
- init(other._world, other._plugin, other._sample_rate);
+ init(other._impl->plugin, other._sample_rate);
for (uint32_t i = 0; i < parameter_count(); ++i) {
_control_data[i] = other._shadow_data[i];
}
void
-LV2Plugin::init(LV2World& world, SLV2Plugin plugin, framecnt_t rate)
+LV2Plugin::init(void* c_plugin, framecnt_t rate)
{
DEBUG_TRACE(DEBUG::LV2, "init\n");
- _world = world;
- _plugin = plugin;
- _ui = NULL;
- _ui_type = NULL;
+ _impl->plugin = (SLV2Plugin)c_plugin;
+ _impl->ui = NULL;
+ _impl->ui_type = NULL;
_control_data = 0;
_shadow_data = 0;
_latency_control_port = 0;
_persist_feature.URI = "http://lv2plug.in/ns/ext/persist";
_persist_feature.data = NULL;
+ SLV2Plugin plugin = _impl->plugin;
+
SLV2Value persist_uri = slv2_value_new_uri(_world.world, _persist_feature.URI);
_supports_persist = slv2_plugin_has_feature(plugin, persist_uri);
slv2_value_free(persist_uri);
new_file_support->new_file_path = &lv2_files_new_file_path;
_new_file_support_feature.data = new_file_support;
- _instance = slv2_plugin_instantiate(plugin, rate, _features);
- _name = slv2_plugin_get_name(plugin);
- _author = slv2_plugin_get_author_name(plugin);
+ _impl->instance = slv2_plugin_instantiate(plugin, rate, _features);
+ _impl->name = slv2_plugin_get_name(plugin);
+ _impl->author = slv2_plugin_get_author_name(plugin);
- if (_instance == 0) {
- error << _("LV2: Failed to instantiate plugin ")
- << slv2_value_as_string(slv2_plugin_get_uri(plugin)) << endmsg;
+ if (_impl->instance == 0) {
+ error << _("LV2: Failed to instantiate plugin ") << uri() << endmsg;
throw failed_constructor();
}
- _instance_access_feature.data = (void*)_instance->lv2_handle;
- _data_access_extension_data.extension_data = _instance->lv2_descriptor->extension_data;
+ _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 (slv2_plugin_has_feature(plugin, world.in_place_broken)) {
+ if (slv2_plugin_has_feature(plugin, _world.in_place_broken)) {
error << string_compose(
_("LV2: \"%1\" cannot be used, since it cannot do inplace processing"),
- slv2_value_as_string(_name)) << endmsg;
- slv2_value_free(_name);
- slv2_value_free(_author);
+ slv2_value_as_string(_impl->name)) << endmsg;
+ slv2_value_free(_impl->name);
+ slv2_value_free(_impl->author);
throw failed_constructor();
}
_sample_rate = rate;
- const uint32_t num_ports = slv2_plugin_get_num_ports(plugin);
+ const uint32_t num_ports = this->num_ports();
const bool latent = slv2_plugin_has_latency(plugin);
const uint32_t latency_port = (latent)
? slv2_plugin_get_latency_port_index(plugin)
for (uint32_t i = 0; i < num_ports; ++i) {
SLV2Port port = slv2_plugin_get_port_by_index(plugin, i);
- SLV2Value sym = slv2_port_get_symbol(_plugin, port);
+ SLV2Value sym = slv2_port_get_symbol(plugin, port);
// Store index in map so we can look up index by symbol
_port_indices.insert(std::make_pair(slv2_value_as_string(sym), i));
_defaults[i] = def ? slv2_value_as_float(def) : 0.0f;
slv2_value_free(def);
- slv2_instance_connect_port(_instance, i, &_control_data[i]);
+ slv2_instance_connect_port(_impl->instance, i, &_control_data[i]);
if (latent && ( i == latency_port) ) {
_latency_control_port = &_control_data[i];
}
}
- SLV2UIs uis = slv2_plugin_get_uis(_plugin);
+ SLV2UIs uis = slv2_plugin_get_uis(plugin);
if (slv2_uis_size(uis) > 0) {
#if defined(HAVE_NEW_SLV2) and defined(HAVE_SUIL)
// Look for embeddable UI
for (unsigned i = 0; i < slv2_uis_size(uis); ++i) {
SLV2UI ui = slv2_uis_get_at(uis, i);
if (slv2_ui_is_a(ui, _world.gtk_gui)) {
- _ui = ui;
- _ui_type = _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 (!_ui) {
+ if (!_impl->ui) {
for (unsigned i = 0; i < slv2_uis_size(uis); ++i) {
SLV2UI ui = slv2_uis_get_at(uis, i);
if (slv2_ui_is_a(ui, _world.external_gui)) {
- _ui = ui;
- _ui_type = _world.external_gui;
+ _impl->ui = ui;
+ _impl->ui_type = _world.external_gui;
break;
}
}
deactivate();
cleanup();
- slv2_instance_free(_instance);
- slv2_value_free(_name);
- slv2_value_free(_author);
+ slv2_instance_free(_impl->instance);
+ slv2_value_free(_impl->name);
+ slv2_value_free(_impl->author);
#if defined(HAVE_NEW_SLV2) and defined(HAVE_SUIL)
- slv2_value_free(_ui_type);
+ slv2_value_free(_impl->ui_type);
#else
/* _ui_type points to a global, so leave it alone */
#endif
bool
LV2Plugin::is_external_ui() const
{
- if (!_ui) {
+ if (!_impl->ui) {
return false;
}
- return slv2_ui_is_a(_ui, _world.external_gui);
+ return slv2_ui_is_a(_impl->ui, _world.external_gui);
}
string
LV2Plugin::unique_id() const
{
- return slv2_value_as_uri(slv2_plugin_get_uri(_plugin));
+ return slv2_value_as_uri(slv2_plugin_get_uri(_impl->plugin));
+}
+
+const char*
+LV2Plugin::uri() const
+{
+ return slv2_value_as_uri(slv2_plugin_get_uri(_impl->plugin));
+}
+
+const char*
+LV2Plugin::label() const
+{
+ return slv2_value_as_string(_impl->name);
+}
+
+const char*
+LV2Plugin::name() const
+{
+ return slv2_value_as_string(_impl->name);
+}
+
+const char*
+LV2Plugin::maker() const
+{
+ return _impl->author ? slv2_value_as_string (_impl->author) : "Unknown";
+}
+
+uint32_t
+LV2Plugin::num_ports() const
+{
+ return slv2_plugin_get_num_ports(_impl->plugin);
+}
+
+uint32_t
+LV2Plugin::parameter_count() const
+{
+ return slv2_plugin_get_num_ports(_impl->plugin);
}
float
const char*
LV2Plugin::port_symbol(uint32_t index) const
{
- SLV2Port port = slv2_plugin_get_port_by_index(_plugin, index);
+ SLV2Port port = slv2_plugin_get_port_by_index(_impl->plugin, index);
if (!port) {
error << name() << ": Invalid port index " << index << endmsg;
}
- SLV2Value sym = slv2_port_get_symbol(_plugin, port);
+ SLV2Value sym = slv2_port_get_symbol(_impl->plugin, port);
return slv2_value_as_string(sym);
}
DEBUG_TRACE(DEBUG::LV2, string_compose(
"%1 set parameter %2 to %3\n", name(), which, val));
- if (which < slv2_plugin_get_num_ports(_plugin)) {
+ if (which < slv2_plugin_get_num_ports(_impl->plugin)) {
_shadow_data[which] = val;
} else {
warning << string_compose(
LV2Plugin::nth_parameter(uint32_t n, bool& ok) const
{
ok = false;
- for (uint32_t c = 0, x = 0; x < slv2_plugin_get_num_ports(_plugin); ++x) {
+ for (uint32_t c = 0, x = 0; x < slv2_plugin_get_num_ports(_impl->plugin); ++x) {
if (parameter_is_control(x)) {
if (c++ == n) {
ok = true;
return 0;
}
-struct PersistValue {
- inline PersistValue(uint32_t k, const void* v, size_t s, uint32_t t, uint32_t f)
- : key(k), value(v), size(s), type(t), flags(f)
- {}
-
- const uint32_t key;
- const void* value;
- const size_t size;
- const uint32_t type;
- const bool flags;
-};
-
-struct PersistState {
- PersistState(URIMap& map) : uri_map(map) {}
-
- typedef std::map<uint32_t, std::string> URIs;
- typedef std::map<uint32_t, PersistValue> Values;
-
- uint32_t file_id_to_runtime_id(uint32_t file_id) const {
- URIs::const_iterator i = uris.find(file_id);
- if (i == uris.end()) {
- error << "LV2 state refers to undefined URI ID" << endmsg;
- return 0;
- }
- return uri_map.uri_to_id(NULL, i->second.c_str());
- }
-
- int add_uri(uint32_t file_id, const char* str) {
- // TODO: check for clashes (invalid file)
- uris.insert(make_pair(file_id, str));
- return 0;
- }
+const void*
+LV2Plugin::extension_data (const char* uri) const
+{
+ return slv2_instance_get_extension_data(_impl->instance, uri);
+}
- int add_value(uint32_t file_key,
- const void* value,
- size_t size,
- uint32_t file_type,
- uint32_t flags) {
- const uint32_t key = file_id_to_runtime_id(file_key);
- const uint32_t type = file_id_to_runtime_id(file_type);
- if (!key || !type) {
- return 1;
- }
+void*
+LV2Plugin::c_plugin ()
+{
+ return _impl->plugin;
+}
- Values::const_iterator i = values.find(key);
- if (i != values.end()) {
- error << "LV2 state contains duplicate keys" << endmsg;
- return 1;
- } else {
- void* value_copy = malloc(size);
- memcpy(value_copy, value, size); // FIXME: leak
- values.insert(
- make_pair(key,
- PersistValue(key, value_copy, size, type, flags)));
- return 0;
- }
- }
+void*
+LV2Plugin::c_ui ()
+{
+ return _impl->ui;
+}
- URIMap& uri_map;
- URIs uris;
- Values values;
-};
+void*
+LV2Plugin::c_ui_type ()
+{
+ return _impl->ui_type;
+}
int
LV2Plugin::lv2_persist_store_callback(void* host_data,
size,
_uri_map.id_to_uri(NULL, type)));
- PersistState* state = (PersistState*)host_data;
+ 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);
uint32_t* type,
uint32_t* flags)
{
- PersistState* state = (PersistState*)host_data;
- PersistState::Values::const_iterator i = state->values.find(key);
+ 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;
cout << "Saving LV2 plugin state to " << state_path << endl;
// Get LV2 Persist extension data from plugin instance
- LV2_Persist* persist = (LV2_Persist*)slv2_instance_get_extension_data(
- _instance, "http://lv2plug.in/ns/ext/persist");
+ 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"),
}
// Save plugin state to state object
- PersistState state(_uri_map);
- persist->save(_instance->lv2_handle,
+ LV2PersistState state(_uri_map);
+ persist->save(_impl->instance->lv2_handle,
&LV2Plugin::lv2_persist_store_callback,
&state);
- // Open state file
+ // Write state object to RDFF file
RDFF file = rdff_open(state_path.c_str(), true);
-
- // Write all referenced URIs to state file
- for (PersistState::URIs::const_iterator i = state.uris.begin();
- i != state.uris.end(); ++i) {
- rdff_write_uri(file,
- i->first,
- i->second.length(),
- i->second.c_str());
- }
-
- // Write all values to state file
- for (PersistState::Values::const_iterator i = state.values.begin();
- i != state.values.end(); ++i) {
- const uint32_t key = i->first;
- const PersistValue& val = i->second;
- rdff_write_triple(file,
- 0,
- key,
- val.type,
- val.size,
- val.value);
- }
-
- // Close state file
+ state.write(file);
rdff_close(file);
root->add_property("state-file", state_filename);
SLV2Value dc_title = slv2_value_new_uri(_world.world, NS_DC "title");
SLV2Value pset_hasPreset = slv2_value_new_uri(_world.world, NS_PSET "hasPreset");
- SLV2Values presets = slv2_plugin_get_value(_plugin, pset_hasPreset);
+ SLV2Values presets = slv2_plugin_get_value(_impl->plugin, pset_hasPreset);
for (unsigned i = 0; i < slv2_values_size(presets); ++i) {
SLV2Value preset = slv2_values_get_at(presets, i);
- SLV2Value name = get_value(_plugin, preset, dc_title);
+ SLV2Value name = get_value(_impl->plugin, preset, dc_title);
if (name) {
_presets.insert(std::make_pair(slv2_value_as_string(preset),
PresetRecord(
SLV2Value pset_value = slv2_value_new_uri(_world.world, NS_PSET "value");
SLV2Value preset = slv2_value_new_uri(_world.world, r.uri.c_str());
- SLV2Values ports = slv2_plugin_get_value_for_subject(_plugin, preset, lv2_port);
+ SLV2Values ports = slv2_plugin_get_value_for_subject(_impl->plugin, preset, lv2_port);
for (unsigned i = 0; i < slv2_values_size(ports); ++i) {
SLV2Value port = slv2_values_get_at(ports, i);
- SLV2Value symbol = get_value(_plugin, port, lv2_symbol);
- SLV2Value value = get_value(_plugin, port, pset_value);
+ SLV2Value symbol = get_value(_impl->plugin, port, lv2_symbol);
+ SLV2Value value = get_value(_impl->plugin, port, pset_value);
if (value && slv2_value_is_float(value)) {
set_parameter(_port_indices[slv2_value_as_string(symbol)],
slv2_value_as_float(value));
"PREFIX dc: <http://dublincore.org/documents/dcmi-namespace/>\n"
"SELECT ?sym ?val WHERE { <") + r.uri + "> lv2:port ?port . "
" ?port lv2:symbol ?sym ; lv2p:value ?val . }";
- SLV2Results values = slv2_plugin_query_sparql(_plugin, query.c_str());
+ SLV2Results values = slv2_plugin_query_sparql(_impl->plugin, query.c_str());
for (; !slv2_results_finished(values); slv2_results_next(values)) {
SLV2Value sym = slv2_results_get_binding_value(values, 0);
SLV2Value val = slv2_results_get_binding_value(values, 1);
bool
LV2Plugin::has_editor() const
{
- return _ui != NULL;
+ return _impl->ui != NULL;
}
void
cout << "LV2 state path " << state_path << endl;
// Get LV2 Persist extension data from plugin instance
- LV2_Persist* persist = (LV2_Persist*)slv2_instance_get_extension_data(
- _instance, "http://lv2plug.in/ns/ext/persist");
+ 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);
-
- PersistState state(_uri_map);
-
- // Load file into state object
- RDFFChunk* chunk = (RDFFChunk*)malloc(sizeof(RDFFChunk));
- chunk->size = 0;
- while (!rdff_read_chunk(file, &chunk)) {
- if (rdff_chunk_is_uri(chunk)) {
- RDFFURIChunk* body = (RDFFURIChunk*)chunk->data;
- state.add_uri(body->id, body->uri);
- } else if (rdff_chunk_is_triple(chunk)) {
- RDFFTripleChunk* body = (RDFFTripleChunk*)chunk->data;
- state.add_value(body->predicate,
- body->object,
- body->object_size,
- body->object_type,
- LV2_PERSIST_IS_POD | LV2_PERSIST_IS_PORTABLE);
- }
- }
- free(chunk);
-
- persist->restore(_instance->lv2_handle,
+ 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);
int
LV2Plugin::get_parameter_descriptor(uint32_t which, ParameterDescriptor& desc) const
{
- SLV2Port port = slv2_plugin_get_port_by_index(_plugin, which);
+ SLV2Port port = slv2_plugin_get_port_by_index(_impl->plugin, which);
SLV2Value def, min, max;
- slv2_port_get_range(_plugin, port, &def, &min, &max);
+ slv2_port_get_range(_impl->plugin, port, &def, &min, &max);
- desc.integer_step = slv2_port_has_property(_plugin, port, _world.integer);
- desc.toggled = slv2_port_has_property(_plugin, port, _world.toggled);
- desc.logarithmic = slv2_port_has_property(_plugin, port, _world.logarithmic);
- desc.sr_dependent = slv2_port_has_property(_plugin, port, _world.srate);
- desc.label = slv2_value_as_string(slv2_port_get_name(_plugin, port));
+ desc.integer_step = slv2_port_has_property(_impl->plugin, port, _world.integer);
+ desc.toggled = slv2_port_has_property(_impl->plugin, port, _world.toggled);
+ desc.logarithmic = slv2_port_has_property(_impl->plugin, port, _world.logarithmic);
+ desc.sr_dependent = slv2_port_has_property(_impl->plugin, port, _world.srate);
+ desc.label = slv2_value_as_string(slv2_port_get_name(_impl->plugin, port));
desc.lower = min ? slv2_value_as_float(min) : 0.0f;
desc.upper = max ? slv2_value_as_float(max) : 1.0f;
desc.min_unbound = false; // TODO: LV2 extension required
LV2Plugin::describe_parameter(Evoral::Parameter which)
{
if (( which.type() == PluginAutomation) && ( which.id() < parameter_count()) ) {
- SLV2Value name = slv2_port_get_name(_plugin,
- slv2_plugin_get_port_by_index(_plugin, which.id()));
+ SLV2Value name = slv2_port_get_name(_impl->plugin,
+ slv2_plugin_get_port_by_index(_impl->plugin, which.id()));
string ret(slv2_value_as_string(name));
slv2_value_free(name);
return ret;
DEBUG_TRACE(DEBUG::LV2, string_compose("%1 activate\n", name()));
if (!_was_activated) {
- slv2_instance_activate(_instance);
+ slv2_instance_activate(_impl->instance);
_was_activated = true;
}
}
DEBUG_TRACE(DEBUG::LV2, string_compose("%1 deactivate\n", name()));
if (_was_activated) {
- slv2_instance_deactivate(_instance);
+ slv2_instance_deactivate(_impl->instance);
_was_activated = false;
}
}
activate();
deactivate();
- slv2_instance_free(_instance);
- _instance = NULL;
+ slv2_instance_free(_impl->instance);
+ _impl->instance = NULL;
}
int
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++);
- slv2_instance_connect_port(_instance, port_index,
+ slv2_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;
- slv2_instance_connect_port(_instance, port_index,
+ slv2_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++);
- slv2_instance_connect_port(_instance, port_index,
+ slv2_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++);
- slv2_instance_connect_port(_instance, port_index,
+ slv2_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...)
- slv2_instance_connect_port(_instance, port_index, NULL);
+ slv2_instance_connect_port(_impl->instance, port_index, NULL);
}
}
bool
LV2Plugin::parameter_is_control(uint32_t param) const
{
- SLV2Port port = slv2_plugin_get_port_by_index(_plugin, param);
- return slv2_port_is_a(_plugin, port, _world.control_class);
+ SLV2Port port = slv2_plugin_get_port_by_index(_impl->plugin, param);
+ return slv2_port_is_a(_impl->plugin, port, _world.control_class);
}
bool
LV2Plugin::parameter_is_audio(uint32_t param) const
{
- SLV2Port port = slv2_plugin_get_port_by_index(_plugin, param);
- return slv2_port_is_a(_plugin, port, _world.audio_class);
+ SLV2Port port = slv2_plugin_get_port_by_index(_impl->plugin, param);
+ return slv2_port_is_a(_impl->plugin, port, _world.audio_class);
}
bool
LV2Plugin::parameter_is_midi(uint32_t param) const
{
- SLV2Port port = slv2_plugin_get_port_by_index(_plugin, param);
- return slv2_port_is_a(_plugin, port, _world.event_class);
- // && slv2_port_supports_event(_plugin, port, _world.midi_class);
+ SLV2Port port = slv2_plugin_get_port_by_index(_impl->plugin, param);
+ return slv2_port_is_a(_impl->plugin, port, _world.event_class);
+ // && slv2_port_supports_event(_impl->plugin, port, _world.midi_class);
}
bool
LV2Plugin::parameter_is_output(uint32_t param) const
{
- SLV2Port port = slv2_plugin_get_port_by_index(_plugin, param);
- return slv2_port_is_a(_plugin, port, _world.output_class);
+ SLV2Port port = slv2_plugin_get_port_by_index(_impl->plugin, param);
+ return slv2_port_is_a(_impl->plugin, port, _world.output_class);
}
bool
LV2Plugin::parameter_is_input(uint32_t param) const
{
- SLV2Port port = slv2_plugin_get_port_by_index(_plugin, param);
- return slv2_port_is_a(_plugin, port, _world.input_class);
+ SLV2Port port = slv2_plugin_get_port_by_index(_impl->plugin, param);
+ return slv2_port_is_a(_impl->plugin, port, _world.input_class);
}
void
}
}
+boost::shared_ptr<Plugin::ScalePoints>
+LV2Plugin::get_scale_points(uint32_t port_index) const
+{
+ SLV2Port port = slv2_plugin_get_port_by_index(_impl->plugin, port_index);
+ SLV2ScalePoints points = slv2_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());
+
+ for (unsigned i = 0; i < slv2_scale_points_size(points); ++i) {
+ SLV2ScalePoint p = slv2_scale_points_get_at(points, i);
+ SLV2Value label = slv2_scale_point_get_label(p);
+ SLV2Value value = slv2_scale_point_get_value(p);
+ if (label && (slv2_value_is_float(value) || slv2_value_is_int(value))) {
+ ret->insert(make_pair(slv2_value_as_string(label),
+ slv2_value_as_float(value)));
+ }
+ }
+
+ slv2_scale_points_free(points);
+ return ret;
+}
+
void
LV2Plugin::run(pframes_t nframes)
{
}
}
- slv2_instance_run(_instance, nframes);
+ slv2_instance_run(_impl->instance, nframes);
}
void
while (port_index < parameter_count()) {
if (parameter_is_audio(port_index)) {
if (parameter_is_input(port_index)) {
- slv2_instance_connect_port(_instance, port_index, buffer);
+ slv2_instance_connect_port(_impl->instance, port_index, buffer);
in_index++;
} else if (parameter_is_output(port_index)) {
- slv2_instance_connect_port(_instance, port_index, buffer);
+ slv2_instance_connect_port(_impl->instance, port_index, buffer);
out_index++;
}
}
slv2_value_free(in_place_broken);
}
-LV2PluginInfo::LV2PluginInfo (void* lv2_world, void* slv2_plugin)
- : _lv2_world(lv2_world)
- , _slv2_plugin(slv2_plugin)
+LV2PluginInfo::LV2PluginInfo (void* c_plugin)
+ : _c_plugin(c_plugin)
{
type = ARDOUR::LV2;
}
PluginPtr plugin;
plugin.reset(new LV2Plugin(session.engine(), session,
- *(LV2World*)_lv2_world, (SLV2Plugin)_slv2_plugin,
+ (SLV2Plugin)_c_plugin,
session.frame_rate()));
plugin->set_info(PluginInfoPtr(new LV2PluginInfo(*this)));
}
PluginInfoList*
-LV2PluginInfo::discover(void* lv2_world)
+LV2PluginInfo::discover()
{
PluginInfoList* plugs = new PluginInfoList;
- LV2World* world = (LV2World*)lv2_world;
- SLV2Plugins plugins = slv2_world_get_all_plugins(world->world);
+ SLV2Plugins plugins = slv2_world_get_all_plugins(_world.world);
cerr << "LV2: Discovering " << slv2_plugins_size(plugins) << " plugins" << endl;
for (unsigned i = 0; i < slv2_plugins_size(plugins); ++i) {
SLV2Plugin p = slv2_plugins_get_at(plugins, i);
- LV2PluginInfoPtr info(new LV2PluginInfo(lv2_world, p));
+ LV2PluginInfoPtr info(new LV2PluginInfo(p));
SLV2Value name = slv2_plugin_get_name(p);
info->n_inputs.set_audio(
slv2_plugin_get_num_ports_of_class(
- p, world->input_class, world->audio_class, NULL));
+ p, _world.input_class, _world.audio_class, NULL));
info->n_inputs.set_midi(
slv2_plugin_get_num_ports_of_class(
- p, world->input_class, world->event_class, NULL));
+ p, _world.input_class, _world.event_class, NULL));
info->n_outputs.set_audio(
slv2_plugin_get_num_ports_of_class(
- p, world->output_class, world->audio_class, NULL));
+ p, _world.output_class, _world.audio_class, NULL));
info->n_outputs.set_midi(
slv2_plugin_get_num_ports_of_class(
- p, world->output_class, world->event_class, NULL));
+ p, _world.output_class, _world.event_class, NULL));
info->unique_id = slv2_value_as_uri(slv2_plugin_get_uri(p));
info->index = 0; // Meaningless for LV2