Chris@49: /* -*- c-basic-offset: 4 indent-tabs-mode: nil -*- vi:set ts=8 sts=4 sw=4: */
Chris@0:
Chris@0: /*
Chris@52: Sonic Visualiser
Chris@52: An audio file viewer and annotation editor.
Chris@52: Centre for Digital Music, Queen Mary, University of London.
Chris@0:
Chris@52: This program is free software; you can redistribute it and/or
Chris@52: modify it under the terms of the GNU General Public License as
Chris@52: published by the Free Software Foundation; either version 2 of the
Chris@52: License, or (at your option) any later version. See the file
Chris@52: COPYING included with this distribution for more information.
Chris@0: */
Chris@0:
Chris@0: /*
Chris@0: This is a modified version of a source file from the
Chris@0: Rosegarden MIDI and audio sequencer and notation editor.
Chris@17: This file copyright 2000-2006 Chris Cannam.
Chris@0: */
Chris@0:
Chris@0: #include "DSSIPluginFactory.h"
Chris@0: #include <iostream>
Chris@0:
Chris@0: #include <QString>
Chris@0:
Chris@0: #include "DSSIPluginInstance.h"
Chris@0: #include "PluginIdentifier.h"
Chris@0:
Chris@405: #include <cstdlib>
Chris@405:
Chris@408: #include "base/Profiler.h"
Chris@408:
Chris@0: //!!!
Chris@150: #include "plugin/plugins/SamplePlayer.h"
Chris@0:
Chris@150: #include "system/System.h"
Chris@0:
Chris@35: #ifdef HAVE_LRDF
Chris@0: #include "lrdf.h"
Chris@35: #endif // HAVE_LRDF
Chris@0:
Chris@0:
Chris@0: DSSIPluginFactory::DSSIPluginFactory() :
Chris@0: LADSPAPluginFactory()
Chris@0: {
Chris@0: m_hostDescriptor.DSSI_API_Version = 2;
Chris@0: m_hostDescriptor.request_transport_information = NULL;
Chris@0: m_hostDescriptor.request_midi_send = DSSIPluginInstance::requestMidiSend;
Chris@0: m_hostDescriptor.request_non_rt_thread = DSSIPluginInstance::requestNonRTThread;
Chris@0: m_hostDescriptor.midi_send = DSSIPluginInstance::midiSend;
Chris@0: }
Chris@0:
Chris@0: DSSIPluginFactory::~DSSIPluginFactory()
Chris@0: {
Chris@0: // nothing else to do here either
Chris@0: }
Chris@0:
Chris@0: void
Chris@0: DSSIPluginFactory::enumeratePlugins(std::vector<QString> &list)
Chris@0: {
Chris@408: Profiler profiler("DSSIPluginFactory::enumeratePlugins");
Chris@408:
Chris@0: for (std::vector<QString>::iterator i = m_identifiers.begin();
Chris@0: i != m_identifiers.end(); ++i) {
Chris@0:
Chris@0: const DSSI_Descriptor *ddesc = getDSSIDescriptor(*i);
Chris@0: if (!ddesc) continue;
Chris@0:
Chris@0: const LADSPA_Descriptor *descriptor = ddesc->LADSPA_Plugin;
Chris@0: if (!descriptor) continue;
Chris@0:
Chris@0: // std::cerr << "DSSIPluginFactory::enumeratePlugins: Name " << (descriptor->Name ? descriptor->Name : "NONE" ) << std::endl;
Chris@0:
Chris@0: list.push_back(*i);
Chris@0: list.push_back(descriptor->Name);
Chris@0: list.push_back(QString("%1").arg(descriptor->UniqueID));
Chris@0: list.push_back(descriptor->Label);
Chris@0: list.push_back(descriptor->Maker);
Chris@0: list.push_back(descriptor->Copyright);
Chris@0: list.push_back((ddesc->run_synth || ddesc->run_multiple_synths) ? "true" : "false");
Chris@0: list.push_back(ddesc->run_multiple_synths ? "true" : "false");
Chris@165: list.push_back(m_taxonomy[*i]);
Chris@0: list.push_back(QString("%1").arg(descriptor->PortCount));
Chris@0:
Chris@0: for (unsigned long p = 0; p < descriptor->PortCount; ++p) {
Chris@0:
Chris@0: int type = 0;
Chris@0: if (LADSPA_IS_PORT_CONTROL(descriptor->PortDescriptors[p])) {
Chris@0: type |= PortType::Control;
Chris@0: } else {
Chris@0: type |= PortType::Audio;
Chris@0: }
Chris@0: if (LADSPA_IS_PORT_INPUT(descriptor->PortDescriptors[p])) {
Chris@0: type |= PortType::Input;
Chris@0: } else {
Chris@0: type |= PortType::Output;
Chris@0: }
Chris@0:
Chris@0: list.push_back(QString("%1").arg(p));
Chris@0: list.push_back(descriptor->PortNames[p]);
Chris@0: list.push_back(QString("%1").arg(type));
Chris@0: list.push_back(QString("%1").arg(getPortDisplayHint(descriptor, p)));
Chris@0: list.push_back(QString("%1").arg(getPortMinimum(descriptor, p)));
Chris@0: list.push_back(QString("%1").arg(getPortMaximum(descriptor, p)));
Chris@0: list.push_back(QString("%1").arg(getPortDefault(descriptor, p)));
Chris@0: }
Chris@0: }
Chris@0:
Chris@0: unloadUnusedLibraries();
Chris@0: }
Chris@0:
Chris@0: RealTimePluginInstance *
Chris@0: DSSIPluginFactory::instantiatePlugin(QString identifier,
Chris@0: int instrument,
Chris@0: int position,
Chris@0: unsigned int sampleRate,
Chris@0: unsigned int blockSize,
Chris@0: unsigned int channels)
Chris@0: {
Chris@408: Profiler profiler("DSSIPluginFactory::instantiatePlugin");
Chris@408:
Chris@0: const DSSI_Descriptor *descriptor = getDSSIDescriptor(identifier);
Chris@0:
Chris@0: if (descriptor) {
Chris@0:
Chris@0: DSSIPluginInstance *instance =
Chris@0: new DSSIPluginInstance
Chris@0: (this, instrument, identifier, position, sampleRate, blockSize, channels,
Chris@0: descriptor);
Chris@0:
Chris@0: m_instances.insert(instance);
Chris@0:
Chris@0: return instance;
Chris@0: }
Chris@0:
Chris@0: return 0;
Chris@0: }
Chris@0:
Chris@0: const DSSI_Descriptor *
Chris@0: DSSIPluginFactory::getDSSIDescriptor(QString identifier)
Chris@0: {
Chris@0: QString type, soname, label;
Chris@0: PluginIdentifier::parseIdentifier(identifier, type, soname, label);
Chris@0:
Chris@0: if (soname == PluginIdentifier::BUILTIN_PLUGIN_SONAME) {
Chris@0: if (label == "sample_player") {
Chris@0: const DSSI_Descriptor *descriptor = SamplePlayer::getDescriptor(0);
Chris@0: if (descriptor) {
Chris@0: descriptor->receive_host_descriptor(&m_hostDescriptor);
Chris@0: }
Chris@0: return descriptor;
Chris@0: } else {
Chris@0: return 0;
Chris@0: }
Chris@0: }
Chris@0:
Chris@0: bool firstInLibrary = false;
Chris@0:
Chris@0: if (m_libraryHandles.find(soname) == m_libraryHandles.end()) {
Chris@0: loadLibrary(soname);
Chris@0: if (m_libraryHandles.find(soname) == m_libraryHandles.end()) {
Chris@0: std::cerr << "WARNING: DSSIPluginFactory::getDSSIDescriptor: loadLibrary failed for " << soname.toStdString() << std::endl;
Chris@0: return 0;
Chris@0: }
Chris@0: firstInLibrary = true;
Chris@0: }
Chris@0:
Chris@0: void *libraryHandle = m_libraryHandles[soname];
Chris@0:
Chris@0: DSSI_Descriptor_Function fn = (DSSI_Descriptor_Function)
Chris@0: DLSYM(libraryHandle, "dssi_descriptor");
Chris@0:
Chris@0: if (!fn) {
Chris@0: std::cerr << "WARNING: DSSIPluginFactory::getDSSIDescriptor: No descriptor function in library " << soname.toStdString() << std::endl;
Chris@0: return 0;
Chris@0: }
Chris@0:
Chris@0: const DSSI_Descriptor *descriptor = 0;
Chris@0:
Chris@0: int index = 0;
Chris@0: while ((descriptor = fn(index))) {
Chris@0: if (descriptor->LADSPA_Plugin->Label == label) {
Chris@0: if (firstInLibrary && (descriptor->DSSI_API_Version >= 2)) {
Chris@0: descriptor->receive_host_descriptor(&m_hostDescriptor);
Chris@0: }
Chris@0: return descriptor;
Chris@0: }
Chris@0: ++index;
Chris@0: }
Chris@0:
Chris@0: std::cerr << "WARNING: DSSIPluginFactory::getDSSIDescriptor: No such plugin as " << label.toStdString() << " in library " << soname.toStdString() << std::endl;
Chris@0:
Chris@0: return 0;
Chris@0: }
Chris@0:
Chris@0: const LADSPA_Descriptor *
Chris@0: DSSIPluginFactory::getLADSPADescriptor(QString identifier)
Chris@0: {
Chris@0: const DSSI_Descriptor *dssiDescriptor = getDSSIDescriptor(identifier);
Chris@0: if (dssiDescriptor) return dssiDescriptor->LADSPA_Plugin;
Chris@0: else return 0;
Chris@0: }
Chris@0:
Chris@0:
Chris@0: std::vector<QString>
Chris@0: DSSIPluginFactory::getPluginPath()
Chris@0: {
Chris@0: std::vector<QString> pathList;
Chris@0: std::string path;
Chris@0:
Chris@0: char *cpath = getenv("DSSI_PATH");
Chris@0: if (cpath) path = cpath;
Chris@0:
Chris@0: if (path == "") {
Chris@186:
Chris@186: path = DEFAULT_DSSI_PATH;
Chris@186:
Chris@0: char *home = getenv("HOME");
Chris@66: if (home) {
Chris@186: std::string::size_type f;
Chris@186: while ((f = path.find("$HOME")) != std::string::npos &&
Chris@186: f < path.length()) {
Chris@186: path.replace(f, 5, home);
Chris@186: }
Chris@66: }
Chris@186:
Chris@186: #ifdef _WIN32
Chris@220: char *pfiles = getenv("ProgramFiles");
Chris@220: if (!pfiles) pfiles = "C:\\Program Files";
Chris@220: {
Chris@186: std::string::size_type f;
Chris@186: while ((f = path.find("%ProgramFiles%")) != std::string::npos &&
Chris@186: f < path.length()) {
Chris@186: path.replace(f, 14, pfiles);
Chris@186: }
Chris@220: }
Chris@186: #endif
Chris@0: }
Chris@0:
Chris@0: std::string::size_type index = 0, newindex = 0;
Chris@0:
Chris@223: while ((newindex = path.find(PATH_SEPARATOR, index)) < path.size()) {
Chris@0: pathList.push_back(path.substr(index, newindex - index).c_str());
Chris@0: index = newindex + 1;
Chris@0: }
Chris@0:
Chris@0: pathList.push_back(path.substr(index).c_str());
Chris@0:
Chris@0: return pathList;
Chris@0: }
Chris@0:
Chris@0:
Chris@0: std::vector<QString>
Chris@0: DSSIPluginFactory::getLRDFPath(QString &baseUri)
Chris@0: {
Chris@150: std::vector<QString> lrdfPaths;
Chris@150:
Chris@150: #ifdef HAVE_LRDF
Chris@0: std::vector<QString> pathList = getPluginPath();
Chris@0:
Chris@0: lrdfPaths.push_back("/usr/local/share/dssi/rdf");
Chris@0: lrdfPaths.push_back("/usr/share/dssi/rdf");
Chris@0:
Chris@0: lrdfPaths.push_back("/usr/local/share/ladspa/rdf");
Chris@0: lrdfPaths.push_back("/usr/share/ladspa/rdf");
Chris@0:
Chris@0: for (std::vector<QString>::iterator i = pathList.begin();
Chris@0: i != pathList.end(); ++i) {
Chris@0: lrdfPaths.push_back(*i + "/rdf");
Chris@0: }
Chris@0:
Chris@0: #ifdef DSSI_BASE
Chris@0: baseUri = DSSI_BASE;
Chris@0: #else
Chris@0: baseUri = "http://dssi.sourceforge.net/ontology#";
Chris@0: #endif
Chris@150: #endif
Chris@0:
Chris@0: return lrdfPaths;
Chris@0: }
Chris@0:
Chris@0:
Chris@0: void
Chris@0: DSSIPluginFactory::discoverPlugins(QString soname)
Chris@0: {
Chris@408: Profiler profiler("DSSIPluginFactory::discoverPlugins");
Chris@408:
Chris@0: // Note that soname is expected to be a full path at this point,
Chris@0: // of a file that is known to exist
Chris@0:
Chris@0: void *libraryHandle = DLOPEN(soname, RTLD_LAZY);
Chris@0:
Chris@0: if (!libraryHandle) {
Chris@0: std::cerr << "WARNING: DSSIPluginFactory::discoverPlugins: couldn't load plugin library "
Chris@0: << soname.toStdString() << " - " << DLERROR() << std::endl;
Chris@0: return;
Chris@0: }
Chris@0:
Chris@0: DSSI_Descriptor_Function fn = (DSSI_Descriptor_Function)
Chris@0: DLSYM(libraryHandle, "dssi_descriptor");
Chris@0:
Chris@0: if (!fn) {
Chris@0: std::cerr << "WARNING: DSSIPluginFactory::discoverPlugins: No descriptor function in " << soname.toStdString() << std::endl;
Chris@0: return;
Chris@0: }
Chris@0:
Chris@0: const DSSI_Descriptor *descriptor = 0;
Chris@0:
Chris@0: int index = 0;
Chris@0: while ((descriptor = fn(index))) {
Chris@0:
Chris@0: const LADSPA_Descriptor *ladspaDescriptor = descriptor->LADSPA_Plugin;
Chris@0: if (!ladspaDescriptor) {
Chris@0: std::cerr << "WARNING: DSSIPluginFactory::discoverPlugins: No LADSPA descriptor for plugin " << index << " in " << soname.toStdString() << std::endl;
Chris@0: ++index;
Chris@0: continue;
Chris@0: }
Chris@0:
Chris@60: RealTimePluginDescriptor *rtd = new RealTimePluginDescriptor;
Chris@60: rtd->name = ladspaDescriptor->Name;
Chris@60: rtd->label = ladspaDescriptor->Label;
Chris@60: rtd->maker = ladspaDescriptor->Maker;
Chris@60: rtd->copyright = ladspaDescriptor->Copyright;
Chris@60: rtd->category = "";
Chris@60: rtd->isSynth = (descriptor->run_synth ||
Chris@60: descriptor->run_multiple_synths);
Chris@60: rtd->parameterCount = 0;
Chris@60: rtd->audioInputPortCount = 0;
Chris@166: rtd->audioOutputPortCount = 0;
Chris@60: rtd->controlOutputPortCount = 0;
Chris@60:
Chris@165: QString identifier = PluginIdentifier::createIdentifier
Chris@165: ("dssi", soname, ladspaDescriptor->Label);
Chris@165:
Chris@35: #ifdef HAVE_LRDF
Chris@0: char *def_uri = 0;
Chris@0: lrdf_defaults *defs = 0;
Chris@0:
Chris@165: QString category = m_taxonomy[identifier];
Chris@165:
Chris@166: if (category == "" && m_lrdfTaxonomy[ladspaDescriptor->UniqueID] != "") {
Chris@166: m_taxonomy[identifier] = m_lrdfTaxonomy[ladspaDescriptor->UniqueID];
Chris@165: category = m_taxonomy[identifier];
Chris@165: }
Chris@0:
Chris@0: if (category == "" && ladspaDescriptor->Name != 0) {
Chris@0: std::string name = ladspaDescriptor->Name;
Chris@0: if (name.length() > 4 &&
Chris@0: name.substr(name.length() - 4) == " VST") {
Chris@0: if (descriptor->run_synth || descriptor->run_multiple_synths) {
Chris@0: category = "VST instruments";
Chris@0: } else {
Chris@0: category = "VST effects";
Chris@0: }
Chris@165: m_taxonomy[identifier] = category;
Chris@0: }
Chris@0: }
Chris@60:
Chris@60: rtd->category = category.toStdString();
Chris@0:
Chris@167: // std::cerr << "Plugin id is " << ladspaDescriptor->UniqueID
Chris@167: // << ", identifier is \"" << identifier.toStdString()
Chris@167: // << "\", category is \"" << category.toStdString()
Chris@167: // << "\", name is " << ladspaDescriptor->Name
Chris@167: // << ", label is " << ladspaDescriptor->Label
Chris@167: // << std::endl;
Chris@0:
Chris@0: def_uri = lrdf_get_default_uri(ladspaDescriptor->UniqueID);
Chris@0: if (def_uri) {
Chris@0: defs = lrdf_get_setting_values(def_uri);
Chris@0: }
Chris@0:
Chris@259: unsigned int controlPortNumber = 1;
Chris@0:
Chris@0: for (unsigned long i = 0; i < ladspaDescriptor->PortCount; i++) {
Chris@0:
Chris@0: if (LADSPA_IS_PORT_CONTROL(ladspaDescriptor->PortDescriptors[i])) {
Chris@0:
Chris@0: if (def_uri && defs) {
Chris@0:
Chris@259: for (unsigned int j = 0; j < defs->count; j++) {
Chris@0: if (defs->items[j].pid == controlPortNumber) {
Chris@0: // std::cerr << "Default for this port (" << defs->items[j].pid << ", " << defs->items[j].label << ") is " << defs->items[j].value << "; applying this to port number " << i << " with name " << ladspaDescriptor->PortNames[i] << std::endl;
Chris@0: m_portDefaults[ladspaDescriptor->UniqueID][i] =
Chris@0: defs->items[j].value;
Chris@0: }
Chris@0: }
Chris@0: }
Chris@0:
Chris@0: ++controlPortNumber;
Chris@0: }
Chris@0: }
Chris@35: #endif // HAVE_LRDF
Chris@0:
Chris@60: for (unsigned long i = 0; i < ladspaDescriptor->PortCount; i++) {
Chris@60: if (LADSPA_IS_PORT_CONTROL(ladspaDescriptor->PortDescriptors[i])) {
Chris@60: if (LADSPA_IS_PORT_INPUT(ladspaDescriptor->PortDescriptors[i])) {
Chris@60: ++rtd->parameterCount;
Chris@60: } else {
Chris@60: if (strcmp(ladspaDescriptor->PortNames[i], "latency") &&
Chris@60: strcmp(ladspaDescriptor->PortNames[i], "_latency")) {
Chris@60: ++rtd->controlOutputPortCount;
Chris@60: rtd->controlOutputPortNames.push_back
Chris@60: (ladspaDescriptor->PortNames[i]);
Chris@60: }
Chris@60: }
Chris@60: } else {
Chris@60: if (LADSPA_IS_PORT_INPUT(ladspaDescriptor->PortDescriptors[i])) {
Chris@60: ++rtd->audioInputPortCount;
Chris@166: } else if (LADSPA_IS_PORT_OUTPUT(ladspaDescriptor->PortDescriptors[i])) {
Chris@166: ++rtd->audioOutputPortCount;
Chris@60: }
Chris@60: }
Chris@60: }
Chris@60:
Chris@0: m_identifiers.push_back(identifier);
Chris@0:
Chris@60: m_rtDescriptors[identifier] = rtd;
Chris@60:
Chris@0: ++index;
Chris@0: }
Chris@0:
Chris@0: if (DLCLOSE(libraryHandle) != 0) {
Chris@0: std::cerr << "WARNING: DSSIPluginFactory::discoverPlugins - can't unload " << libraryHandle << std::endl;
Chris@0: return;
Chris@0: }
Chris@0: }
Chris@0:
Chris@0:
Chris@0: