#include <cstdlib>
#include <cstring>
-#include <glib/gstdio.h>
+#include <pbd/gstdio_compat.h>
#include <glib/gprintf.h>
#include <glibmm.h>
LilvNode* units_midiNote;
LilvNode* patch_writable;
LilvNode* patch_Message;
+#ifdef HAVE_LV2_1_2_0
+ LilvNode* bufz_powerOf2BlockLength;
+ LilvNode* bufz_fixedBlockLength;
+ LilvNode* bufz_nominalBlockLength;
+#endif
private:
bool _bundle_checked;
struct LV2Plugin::Impl {
Impl() : plugin(0), ui(0), ui_type(0), name(0), author(0), instance(0)
, work_iface(0)
+ , opts_iface(0)
, state(0)
+ , block_length(0)
+ , options(0)
{}
/** Find the LV2 input port with the given designation.
*/
const LilvPort* designated_input (const char* uri, void** bufptrs[], void** bufptr);
- const LilvPlugin* plugin;
- const LilvUI* ui;
- const LilvNode* ui_type;
- LilvNode* name;
- LilvNode* author;
- LilvInstance* instance;
- const LV2_Worker_Interface* work_iface;
- LilvState* state;
- LV2_Atom_Forge forge;
- LV2_Atom_Forge ui_forge;
+ const LilvPlugin* plugin;
+ const LilvUI* ui;
+ const LilvNode* ui_type;
+ LilvNode* name;
+ LilvNode* author;
+ LilvInstance* instance;
+ const LV2_Worker_Interface* work_iface;
+ const LV2_Options_Interface* opts_iface;
+ LilvState* state;
+ LV2_Atom_Forge forge;
+ LV2_Atom_Forge ui_forge;
+ int32_t block_length;
+ LV2_Options_Option* options;
};
LV2Plugin::LV2Plugin (AudioEngine& engine,
_latency_control_port = 0;
_next_cycle_start = std::numeric_limits<framepos_t>::max();
_next_cycle_speed = 1.0;
- _block_length = _engine.samples_per_cycle();
_seq_size = _engine.raw_buffer_size(DataType::MIDI);
_state_version = 0;
_was_activated = false;
_has_state_interface = false;
+ _impl->block_length = _session.get_block_size();
_instance_access_feature.URI = "http://lv2plug.in/ns/ext/instance-access";
_data_access_feature.URI = "http://lv2plug.in/ns/ext/data-access";
#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
+ static const int32_t _max_block_length = 8192; // max possible (with all engines and during export)
+ /* Consider updating max-block-size whenever the buffersize changes.
+ * It requires re-instantiating the plugin (which is a non-realtime operation),
+ * so it should be done lightly and only for plugins that require it.
+ *
+ * given that the block-size can change at any time (split-cycles) ardour currently
+ * does not support plugins that require bufz_fixedBlockLength.
+ */
LV2_Options_Option options[] = {
{ LV2_OPTIONS_INSTANCE, 0, _uri_map.uri_to_id(LV2_BUF_SIZE__minBlockLength),
- sizeof(int32_t), atom_Int, &_block_length },
+ sizeof(int32_t), atom_Int, &_min_block_length },
{ LV2_OPTIONS_INSTANCE, 0, _uri_map.uri_to_id(LV2_BUF_SIZE__maxBlockLength),
- sizeof(int32_t), atom_Int, &_block_length },
+ sizeof(int32_t), atom_Int, &_max_block_length },
{ LV2_OPTIONS_INSTANCE, 0, _uri_map.uri_to_id(LV2_BUF_SIZE__sequenceSize),
sizeof(int32_t), atom_Int, &_seq_size },
+ { LV2_OPTIONS_INSTANCE, 0, _uri_map.uri_to_id("http://lv2plug.in/ns/ext/buf-size#nominalBlockLength"),
+ sizeof(int32_t), atom_Int, &_impl->block_length },
{ LV2_OPTIONS_INSTANCE, 0, 0, 0, 0, NULL }
};
+ _impl->options = (LV2_Options_Option*) malloc (sizeof (options));
+ memcpy ((void*) _impl->options, (void*) options, sizeof (options));
+
_options_feature.URI = LV2_OPTIONS__options;
- _options_feature.data = options;
+ _options_feature.data = _impl->options;
_features[n_features++] = &_options_feature;
#endif
}
lilv_node_free(worker_iface_uri);
+
+ LilvNode* options_iface_uri = lilv_new_uri(_world.world, LV2_OPTIONS__interface);
+ if (lilv_plugin_has_extension_data(plugin, options_iface_uri)) {
+ _impl->opts_iface = (const LV2_Options_Interface*)extension_data(
+ LV2_OPTIONS__interface);
+ }
+ lilv_node_free(options_iface_uri);
+
if (lilv_plugin_has_feature(plugin, _world.lv2_inPlaceBroken)) {
error << string_compose(
- _("LV2: \"%1\" cannot be used, since it cannot do inplace processing"),
+ _("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();
}
+#ifdef HAVE_LV2_1_2_0
+ LilvNodes *required_features = lilv_plugin_get_required_features (plugin);
+ if (lilv_nodes_contains (required_features, _world.bufz_powerOf2BlockLength) ||
+ lilv_nodes_contains (required_features, _world.bufz_fixedBlockLength)
+ ) {
+ error << string_compose(
+ _("LV2: \"%1\" buffer-size requirements cannot be satisfied."),
+ lilv_node_as_string(_impl->name)) << endmsg;
+ lilv_node_free(_impl->name);
+ lilv_node_free(_impl->author);
+ lilv_nodes_free(required_features);
+ throw failed_constructor();
+ }
+ lilv_nodes_free(required_features);
+#endif
+
#ifdef HAVE_LILV_0_16_0
// Load default state
LilvState* state = lilv_state_new_from_world(
latency_compute_run();
}
+int
+LV2Plugin::set_block_size (pframes_t nframes)
+{
+#ifdef HAVE_LV2_1_2_0
+ if (_impl->opts_iface) {
+ LV2_URID atom_Int = _uri_map.uri_to_id(LV2_ATOM__Int);
+ _impl->block_length = nframes;
+ LV2_Options_Option block_size_option = {
+ LV2_OPTIONS_INSTANCE, 0, _uri_map.uri_to_id ("http://lv2plug.in/ns/ext/buf-size#nominalBlockLength"),
+ sizeof(int32_t), atom_Int, (void*)&_impl->block_length
+ };
+ _impl->opts_iface->set (_impl->instance->lv2_handle, &block_size_option);
+ }
+#endif
+ return 0;
+}
+
LV2Plugin::~LV2Plugin ()
{
DEBUG_TRACE(DEBUG::LV2, string_compose("%1 destroy\n", name()));
lilv_instance_free(_impl->instance);
lilv_node_free(_impl->name);
lilv_node_free(_impl->author);
+ free(_impl->options);
free(_features);
free(_make_path_feature.data);
delete [] _control_data;
delete [] _shadow_data;
+ delete [] _defaults;
delete [] _ev_buffers;
}
plugin_dir(),
Glib::build_filename(prop->value(), "state.ttl"));
- if (!Glib::file_test (state_file, Glib::FileTest (Glib::FILE_TEST_EXISTS | Glib::FILE_TEST_IS_REGULAR))) {
- /* this should be done in lilv_state_new_from_file()
- * some systems don't like realpath() calls with an non-existent file.
- * (hopefully this fixes crashes on OSX 10.5/PPC, see #6456,
- * segfault in __asm realpath$DARWIN_EXTSN
- * if so, backport upstream to liblilv)
- */
- error << string_compose(
- "LV2: expected state file \"%1\" does not exist.",
- state_file) << endmsg;
- } else {
-
- LilvState* state = lilv_state_new_from_file(
- _world.world, _uri_map.urid_map(), NULL, state_file.c_str());
+ LilvState* state = lilv_state_new_from_file(
+ _world.world, _uri_map.urid_map(), NULL, state_file.c_str());
- // lilv_state_restore allows/ignores possible NULL state
- lilv_state_restore(state, _impl->instance, NULL, NULL, 0, NULL);
- }
+ lilv_state_restore(state, _impl->instance, NULL, NULL, 0, NULL);
}
latency_compute_run();
TempoMetric tmetric = tmap.metric_at(_session.transport_frame(), &metric_i);
if (_freewheel_control_port) {
- *_freewheel_control_port = _session.engine().freewheeling();
+ *_freewheel_control_port = _session.engine().freewheeling() ? 1.f : 0.f;
}
if (_bpm_control_port) {
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 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);
+ bufz_nominalBlockLength = lilv_new_uri(world, "http://lv2plug.in/ns/ext/buf-size#nominalBlockLength");
+#endif
+
}
LV2World::~LV2World()
{
+#ifdef HAVE_LV2_1_2_0
+ lilv_node_free(bufz_nominalBlockLength);
+ lilv_node_free(bufz_fixedBlockLength);
+ lilv_node_free(bufz_powerOf2BlockLength);
+#endif
lilv_node_free(patch_Message);
lilv_node_free(patch_writable);
lilv_node_free(units_hz);
continue;
}
+ if (lilv_plugin_has_feature(p, world.lv2_inPlaceBroken)) {
+ warning << string_compose(
+ _("Ignoring LV2 plugin \"%1\" since it cannot do inplace processing."),
+ lilv_node_as_string(name)) << endmsg;
+ lilv_node_free(name);
+ continue;
+ }
+
+#ifdef HAVE_LV2_1_2_0
+ LilvNodes *required_features = lilv_plugin_get_required_features (p);
+ if (lilv_nodes_contains (required_features, world.bufz_powerOf2BlockLength) ||
+ lilv_nodes_contains (required_features, world.bufz_fixedBlockLength)
+ ) {
+ warning << string_compose(
+ _("Ignoring LV2 plugin \"%1\" because its buffer-size requirements cannot be satisfied."),
+ lilv_node_as_string(name)) << endmsg;
+ lilv_nodes_free(required_features);
+ lilv_node_free(name);
+ continue;
+ }
+ lilv_nodes_free(required_features);
+#endif
+
info->type = LV2;
info->name = string(lilv_node_as_string(name));