#include "ardour/session.h"
#include "ardour/audioengine.h"
#include "ardour/audio_buffer.h"
+#include "ardour/lv2_event_buffer.h"
#include "ardour/lv2_plugin.h"
#include "pbd/stl_delete.h"
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");
+
LV2Plugin::LV2Plugin (AudioEngine& e, Session& session, LV2World& world, SLV2Plugin plugin, nframes_t rate)
: Plugin (e, session)
, _world(world)
}
if (slv2_plugin_has_feature(plugin, world.in_place_broken)) {
- error << string_compose(_("LV2: \"%1\" cannot be used, since it cannot do inplace processing"),
+ error << string_compose(
+ _("LV2: \"%1\" cannot be used, since it cannot do inplace processing"),
slv2_value_as_string(_name));
slv2_value_free(_name);
slv2_value_free(_author);
_data_access_feature.URI = "http://lv2plug.in/ns/ext/data-access";
_data_access_feature.data = &_data_access_extension_data;
- _features = (LV2_Feature**)malloc(sizeof(LV2_Feature*) * 3);
+ _features = (LV2_Feature**)malloc(sizeof(LV2_Feature*) * 4);
_features[0] = &_instance_access_feature;
_features[1] = &_data_access_feature;
- _features[2] = NULL;
+ _features[2] = _uri_map.feature();
+ _features[3] = NULL;
_sample_rate = rate;
if (parameter_is_input(i) && parameter_is_control(i)) {
child = new XMLNode("Port");
- snprintf(buf, sizeof(buf), "%u", i);
- child->add_property("number", string(buf));
+ /*snprintf(buf, sizeof(buf), "%u", i);
+ child->add_property("number", string(buf));*/
child->add_property("symbol", port_symbol(i));
snprintf(buf, sizeof(buf), "%+f", _shadow_data[i]);
child->add_property("value", string(buf));
}
bool
-LV2Plugin::save_preset (string name)
+LV2Plugin::save_preset (string /*name*/)
{
return false;
}
XMLProperty *prop;
XMLNodeConstIterator iter;
XMLNode *child;
- const char *port;
- const char *data;
+ const char *sym;
+ const char *value;
uint32_t port_id;
LocaleGuard lg (X_("POSIX"));
nodes = node.children ("Port");
- for(iter = nodes.begin(); iter != nodes.end(); ++iter){
+ for (iter = nodes.begin(); iter != nodes.end(); ++iter){
child = *iter;
- if ((prop = child->property("number")) != 0) {
- port = prop->value().c_str();
+ 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: no lv2 port number") << endmsg;
+ warning << _("LV2: port has unknown index, ignored") << endmsg;
continue;
}
if ((prop = child->property("value")) != 0) {
- data = prop->value().c_str();
+ value = prop->value().c_str();
} else {
- warning << _("LV2: no lv2 port data") << endmsg;
+ warning << _("LV2: port has no value, ignored") << endmsg;
continue;
}
- sscanf (port, "%" PRIu32, &port_id);
- set_parameter (port_id, atof(data));
+ set_parameter (port_id, atof(value));
}
latency_compute_run ();
}
int
-LV2Plugin::connect_and_run (BufferSet& bufs, uint32_t& in_index, uint32_t& out_index, nframes_t nframes, nframes_t offset)
+LV2Plugin::connect_and_run (BufferSet& bufs,
+ ChanMapping in_map, ChanMapping out_map,
+ nframes_t nframes, nframes_t offset)
{
- uint32_t port_index;
- cycles_t then, now;
-
- port_index = 0;
+ cycles_t then = get_cycles ();
- then = get_cycles ();
-
- const uint32_t nbufs = bufs.count().n_audio();
-
- while (port_index < parameter_count()) {
+ 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 size_t index = min(in_index, nbufs - 1);
+ const uint32_t buf_index = in_map.get(DataType::AUDIO, audio_in_index++);
+ //cerr << port_index << " : " << " AUDIO IN " << buf_index << endl;
slv2_instance_connect_port(_instance, port_index,
- bufs.get_audio(index).data(offset));
- in_index++;
+ bufs.get_audio(buf_index).data(offset));
} else if (parameter_is_output(port_index)) {
- const size_t index = min(out_index,nbufs - 1);
+ 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,
- bufs.get_audio(index).data(offset));
- out_index++;
+ bufs.get_audio(buf_index).data(offset));
}
} else if (parameter_is_midi(port_index)) {
- // FIXME: Switch MIDI buffer format to LV2 event buffer
if (parameter_is_input(port_index)) {
- //const size_t index = min(in_index, nbufs - 1);
- //slv2_instance_connect_port(_instance, port_index,
- // bufs.get_midi(index).data(offset));
- // FIXME: hope it's connection optional...
- slv2_instance_connect_port(_instance, port_index, NULL);
- in_index++;
+ const uint32_t buf_index = in_map.get(DataType::MIDI, midi_in_index++);
+ //cerr << port_index << " : " << " MIDI IN " << buf_index << endl;
+ slv2_instance_connect_port(_instance, port_index,
+ bufs.get_lv2_midi(true, buf_index).data());
} else if (parameter_is_output(port_index)) {
- //const size_t index = min(out_index,nbufs - 1);
- //slv2_instance_connect_port(_instance, port_index,
- // bufs.get_midi(index).data(offset));
- // FIXME: hope it's connection optional...
- slv2_instance_connect_port(_instance, port_index, NULL);
- out_index++;
+ const uint32_t buf_index = out_map.get(DataType::MIDI, midi_out_index++);
+ //cerr << port_index << " : " << " MIDI OUT " << buf_index << endl;
+ slv2_instance_connect_port(_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);
}
- port_index++;
}
run (nframes);
- now = get_cycles ();
+
+ 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;
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);
+ return slv2_port_is_a(_plugin, port, _world.event_class);
+ // && slv2_port_supports_event(_plugin, port, _world.midi_class);
}
bool
LV2World* world = (LV2World*)lv2_world;
SLV2Plugins plugins = slv2_world_get_all_plugins(world->world);
+ cerr << "LV2: Discovered " << slv2_plugins_size (plugins) << " plugins\n";
+
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));