cannam@97: /* -*- c-basic-offset: 4 indent-tabs-mode: nil -*-  vi:set ts=8 sts=4 sw=4: */
cannam@97: 
cannam@97: #include <vamp-hostsdk/PluginHostAdapter.h>
cannam@97: #include <vamp-hostsdk/PluginChannelAdapter.h>
cannam@97: #include <vamp-hostsdk/PluginInputDomainAdapter.h>
cannam@97: #include <vamp-hostsdk/PluginLoader.h>
cannam@97: #include <vamp/vamp.h>
cannam@97: 
cannam@97: #include <iostream>
cannam@97: #include <fstream>
cannam@97: #include <sstream>
cannam@97: 
cannam@97: #include <cmath>
cannam@97: #include <cstdlib>
cannam@97: #include <cstring>
cannam@97: 
cannam@97: #include <cstdlib>
cannam@97: #include <cstring>
cannam@97: 
cannam@97: using std::cout;
cannam@97: using std::cin;
cannam@97: using std::cerr;
cannam@97: using std::getline;
cannam@97: using std::endl;
cannam@97: using std::string;
cannam@97: using std::vector;
cannam@97: using std::ofstream;
cannam@97: using std::ios;
cannam@97: 
cannam@97: using Vamp::HostExt::PluginLoader;
cannam@97: using Vamp::Plugin;
cannam@97: 
cannam@97: //???
cannam@97: string programURI = "http://www.vamp-plugins.org/doap.rdf#template-generator";
cannam@97: 
cannam@97: void usage()
cannam@97: {
cannam@97:     cerr << endl;
cannam@97:     cerr << "vamp-rdf-template-generator: Create a skeleton RDF description file describing" << endl;
cannam@97:     cerr << "a Vamp plugin library using the Vamp ontology." << endl;
cannam@97:     cerr << endl;
cannam@97:     cerr << "Usage:" << endl;
cannam@97:     cerr << "   vamp-rdf-template-generator -i vamp:soname[:plugin] [vamp:soname[:plugin] ...]" << endl;
cannam@97:     cerr << "   vamp-rdf-template-generator PLUGIN_BASE_URI [ -m YOUR_URI ] [vamp:]soname[:plugin] [[vamp:]soname[:plugin] ...]" << endl;
cannam@97:     cerr << endl;
cannam@97:     cerr << "Example:" << endl;
cannam@97:     cerr << "   vamp-rdf-template-generator http://vamp-plugins.org/rdf/plugins/ vamp-example-plugins" << endl;
cannam@97:     cerr << endl;
cannam@97:     exit(2);
cannam@97: }
cannam@97: 
cannam@97: template <class T>
cannam@97: inline string to_string (const T& t)
cannam@97: {
cannam@97:     std::stringstream ss;
cannam@97:     ss << t;
cannam@97:     return ss.str();
cannam@97: }
cannam@97: 
cannam@97: string describe_namespaces(string pluginBundleBaseURI, string libname)
cannam@97: {
cannam@97:     string res=\
cannam@97:         "@prefix rdfs:     <http://www.w3.org/2000/01/rdf-schema#> .\n\
cannam@97: @prefix xsd:      <http://www.w3.org/2001/XMLSchema#> .\n\
cannam@97: @prefix vamp:     <http://purl.org/ontology/vamp/> .\n\
cannam@97: @prefix plugbase: <"+pluginBundleBaseURI+libname+"#> .\n\
cannam@97: @prefix owl:      <http://www.w3.org/2002/07/owl#> .\n\
cannam@97: @prefix dc:       <http://purl.org/dc/elements/1.1/> .\n\
cannam@97: @prefix af:       <http://purl.org/ontology/af/> .\n\
cannam@97: @prefix foaf:     <http://xmlns.com/foaf/0.1/> .\n\
cannam@97: @prefix cc:       <http://web.resource.org/cc/> .\n\
cannam@97: @prefix :         <#> .\n\n";
cannam@97: 	
cannam@97:     return res;
cannam@97: }
cannam@97: 
cannam@97: string describe_doc(string describerURI, string pluginBundleBaseURI,
cannam@97:                     string libname)
cannam@97: {
cannam@97:     string res=\
cannam@97:         "<>  a   vamp:PluginDescription ;\n";
cannam@97:     if (describerURI != "") {
cannam@97:         res += "    foaf:maker          <"+describerURI+"> ;\n";
cannam@97:     }
cannam@97:     res += "\
cannam@97:     foaf:maker          <"+programURI+"> ;\n\
cannam@97:     foaf:primaryTopic   <"+pluginBundleBaseURI+libname+"> .\n\n";
cannam@97:     return res;
cannam@97: }
cannam@97: 
cannam@97: 
cannam@97: string describe_library(string libname, vector<Plugin *> plugins)
cannam@97: {
cannam@97:     string res=\
cannam@97:         ":"+libname+" a  vamp:PluginLibrary ;\n\
cannam@97:     vamp:identifier \""+libname+"\" ";
cannam@97: 
cannam@97:     for (size_t i = 0; i < plugins.size(); ++i) {
cannam@97:         res += " ; \n\
cannam@97:     vamp:available_plugin plugbase:"+plugins[i]->getIdentifier();
cannam@97:     }
cannam@97: 
cannam@97:     res += " ; \n\
cannam@97: #   foaf:page <Place more-information HTML page URL here and uncomment> ;\n\
cannam@97:     .\n\n";
cannam@97:     return res;
cannam@97: }
cannam@97: 
cannam@97: string describe_plugin(Plugin* plugin)
cannam@97: {
cannam@97:     string res=\
cannam@97:         "plugbase:"+plugin->getIdentifier()+" a   vamp:Plugin ;\n\
cannam@97:     dc:title              \""+plugin->getName()+"\" ;\n\
cannam@97:     vamp:name             \""+plugin->getName()+"\" ;\n\
cannam@97:     dc:description        \"\"\""+plugin->getDescription()+"\"\"\" ;\n\
cannam@97:     foaf:maker            [ foaf:name \""+plugin->getMaker()+"\" ] ; # FIXME could give plugin author's URI here\n\
cannam@97:     dc:rights             \"\"\""+plugin->getCopyright()+"\"\"\" ;\n\
cannam@97: #   cc:license            <Place plugin license URI here and uncomment> ; \n\
cannam@97:     vamp:identifier       \""+plugin->getIdentifier()+"\" ;\n\
cannam@97:     vamp:vamp_API_version vamp:api_version_"+to_string(plugin->getVampApiVersion())+" ;\n\
cannam@97:     owl:versionInfo       \""+to_string(plugin->getPluginVersion())+"\" ;\n";
cannam@97:     if (plugin->getInputDomain() == Vamp::Plugin::FrequencyDomain)
cannam@97:         res+="    vamp:input_domain     vamp:FrequencyDomain ;\n\n";
cannam@97:     else
cannam@97:         res+="    vamp:input_domain     vamp:TimeDomain ;\n";
cannam@97: 	
cannam@97: 
cannam@97:     Plugin::ParameterList params = plugin->getParameterDescriptors();
cannam@97:     if (!params.empty()) res+="\n";
cannam@97:     for (Plugin::ParameterList::const_iterator i = params.begin(); i != params.end(); i++)
cannam@97:         res+="    vamp:parameter   plugbase:"+plugin->getIdentifier()+"_param_"+(*i).identifier+" ;\n";
cannam@97:     if (!params.empty()) res+="\n";
cannam@97: 
cannam@97:     Plugin::OutputList outputs = plugin->getOutputDescriptors();
cannam@97:     for (Plugin::OutputList::const_iterator i = outputs.begin(); i!= outputs.end(); i++)
cannam@97:         res+="    vamp:output      plugbase:"+plugin->getIdentifier()+"_output_"+(*i).identifier+" ;\n";
cannam@97:     res+="    .\n";
cannam@97: 	
cannam@97:     return res;
cannam@97: }
cannam@97: 
cannam@97: string describe_param(Plugin *plugin, Plugin::ParameterDescriptor p)
cannam@97: {
cannam@97: 
cannam@97:     //FIXME: dc:format and vamp:unit are the same???
cannam@97:     //Should be a QUantizedParameter also a Parameter??
cannam@97:     if(p.isQuantized){
cannam@97:      string res=\
cannam@97:         "plugbase:"+plugin->getIdentifier()+"_param_"+p.identifier+" a  vamp:QuantizedParameter ;\n\
cannam@97:     vamp:identifier     \""+p.identifier+"\" ;\n\
cannam@97:     dc:title            \""+p.name+"\" ;\n\
cannam@97:     dc:format           \""+p.unit+"\" ;\n\
cannam@97:     vamp:min_value       "+to_string(p.minValue)+" ;\n\
cannam@97:     vamp:max_value       "+to_string(p.maxValue)+" ;\n\
cannam@97:     vamp:unit           \""+p.unit+"\" ;\n\
cannam@97:     vamp:quantize_step   "+to_string(p.quantizeStep)+"  ;\n\
cannam@97:     vamp:default_value   "+to_string(p.defaultValue)+" ;\n\
cannam@97:     vamp:value_names     (";
cannam@97: 
cannam@97:             unsigned int i;
cannam@97:             for (i=0; i+1 < p.valueNames.size(); i++)
cannam@97:                 res+=" \""+p.valueNames[i]+"\"";
cannam@97:             if (i < p.valueNames.size())
cannam@97:                 res+=" \""+p.valueNames[i]+"\"";
cannam@97:             res+=");\n";
cannam@97:     
cannam@97:     res+="    .\n";
cannam@97: 
cannam@97:     return res;
cannam@97:             
cannam@97:     }else{
cannam@97:     string res=\
cannam@97:         "plugbase:"+plugin->getIdentifier()+"_param_"+p.identifier+" a  vamp:Parameter ;\n\
cannam@97:     vamp:identifier     \""+p.identifier+"\" ;\n\
cannam@97:     dc:title            \""+p.name+"\" ;\n\
cannam@97:     dc:format           \""+p.unit+"\" ;\n\
cannam@97:     vamp:min_value       "+to_string(p.minValue)+" ;\n\
cannam@97:     vamp:max_value       "+to_string(p.maxValue)+" ;\n\
cannam@97:     vamp:unit           \""+p.unit+"\"  ;\n\
cannam@97:     vamp:default_value   "+to_string(p.defaultValue)+" ;\n\
cannam@97:     vamp:value_names     (";
cannam@97: 
cannam@97:             unsigned int i;
cannam@97:             for (i=0; i+1 < p.valueNames.size(); i++)
cannam@97:                 res+=" \""+p.valueNames[i]+"\"";
cannam@97:             if (i < p.valueNames.size())
cannam@97:                 res+=" \""+p.valueNames[i]+"\"";
cannam@97:             res+=");\n";
cannam@97:     
cannam@97:     res+="    .\n";
cannam@97: 
cannam@97:     return res;
cannam@97: 
cannam@97:     }  
cannam@97: }
cannam@97: 
cannam@97: string describe_output(Plugin *plugin, Plugin::OutputDescriptor o)
cannam@97: {
cannam@97: 
cannam@97:     //we need to distinguish here between different output types:
cannam@97: 
cannam@97: //Quantize or not
cannam@97: //KnownExtents or not
cannam@97: //Data output classification:
cannam@97:     //DenseOutput
cannam@97:     //SparseOutput
cannam@97:     //TrackLevelOutput
cannam@97: 
cannam@97: 
cannam@97:     // SparseOutput: variable sample rate. Events are not evenly
cannam@97:     // spaced so we need to record the time associated with the event
cannam@97:     // as it its not ensured that we have an event after the next one
cannam@97:     // (but there is not time to set the duration, it has to be
cannam@97:     // calculated as the different between 2 different events). The
cannam@97:     // timestamp must be read.
cannam@97: 
cannam@97:     string res;
cannam@97: 
cannam@97:     if (o.sampleType == Plugin::OutputDescriptor::VariableSampleRate ||
cannam@97:         !o.hasFixedBinCount)
cannam@97:     {
cannam@97: 
cannam@97:         res=\
cannam@97:             "plugbase:"+plugin->getIdentifier()+"_output_"+o.identifier+" a  vamp:SparseOutput ;\n\
cannam@97:     vamp:identifier       \""+o.identifier+"\" ;\n\
cannam@97:     dc:title              \""+o.name+"\" ;\n\
cannam@97:     dc:description        \"\"\""+o.description+"\"\"\"  ;\n\
cannam@97:     vamp:fixed_bin_count  \""+(o.hasFixedBinCount == 1 ? "true" : "false")+"\" ;\n\
cannam@97:     vamp:unit             \""+(o.unit)+"\" ;\n";
cannam@97:                           
cannam@97:              
cannam@97:         //another type of output           
cannam@97:         if(o.isQuantized){
cannam@97: 
cannam@97:             res+="    a                     vamp:QuantizedOutput ;\n";
cannam@97:             res+="    vamp:quantize_step    "+to_string(o.quantizeStep)+"  ;\n";    
cannam@97:         }
cannam@97:         
cannam@97:         //and yet another type
cannam@97:         if(o.hasKnownExtents){
cannam@97: 
cannam@97:             res+="    a                 vamp:KnownExtentsOutput ;\n";
cannam@97:             res+="    vamp:min_value    "+to_string(o.minValue)+"  ;\n"; 
cannam@97:             res+="    vamp:max_value    "+to_string(o.maxValue)+"  ;\n";    
cannam@97:         }
cannam@97: 
cannam@97:         // FIXME ? Bin names may vary based on plugin setup, so including them here might be misleading...
cannam@97:         if (o.hasFixedBinCount)
cannam@97:         {
cannam@97:             res+="    vamp:bin_count        "+to_string(o.binCount)+" ;\n";
cannam@97: 
cannam@97:             bool haveBinNames = false;
cannam@97:             for (unsigned int i=0; i < o.binNames.size(); i++) {
cannam@97:                 if (o.binNames[i] != "") {
cannam@97:                     haveBinNames = true;
cannam@97:                     break;
cannam@97:                 }
cannam@97:             }
cannam@97:             
cannam@97:             if (haveBinNames) {
cannam@97:                 res+="    vamp:bin_names        (";
cannam@97: 
cannam@97:                 unsigned int i;
cannam@97:                 for (i=0; i+1 < o.binNames.size(); i++)
cannam@97:                     res+=" \""+o.binNames[i]+"\"";
cannam@97:                 if (i < o.binNames.size())
cannam@97:                     res+=" \""+o.binNames[i]+"\"";
cannam@97:                 res+=");\n";
cannam@97:             }
cannam@97:         }
cannam@97:        
cannam@97:         res+="    vamp:sample_type      vamp:VariableSampleRate ;\n";
cannam@97:         if (o.sampleRate > 0.0f)
cannam@97:             res+="    vamp:sample_rate      "+to_string(o.sampleRate)+" ;\n";
cannam@97: 	        
cannam@97:     }
cannam@97: 
cannam@97:     //If we do not have SparseOutput, then we have DenseOutput. TrackLevelOutput can not be inferred from the plugin directly without actually
cannam@97:     //running the plugin.
cannam@97:     else{
cannam@97: 
cannam@97:         res=\
cannam@97:             "plugbase:"+plugin->getIdentifier()+"_output_"+o.identifier+" a  vamp:DenseOutput ;\n\
cannam@97:     vamp:identifier       \""+o.identifier+"\" ;\n\
cannam@97:     dc:title              \""+o.name+"\" ;\n\
cannam@97:     dc:description        \"\"\""+o.description+"\"\"\"  ;\n\
cannam@97:     vamp:fixed_bin_count  \""+(o.hasFixedBinCount == 1 ? "true" : "false")+"\" ;\n\
cannam@97:     vamp:unit             \""+(o.unit)+"\" ;\n";
cannam@97: 
cannam@97: 
cannam@97:         //another type of output           
cannam@97:         if(o.isQuantized){
cannam@97: 
cannam@97:             res+="    a                     vamp:QuantizedOutput ;\n";
cannam@97:             res+="    vamp:quantize_step    "+to_string(o.quantizeStep)+"  ;\n";    
cannam@97:         }
cannam@97:         
cannam@97:         //and yet another type
cannam@97:         if(o.hasKnownExtents){
cannam@97: 
cannam@97:             res+="    a                 vamp:KnownExtentsOutput ;\n";
cannam@97:             res+="    vamp:min_value    "+to_string(o.minValue)+"  ;\n"; 
cannam@97:             res+="    vamp:max_value    "+to_string(o.maxValue)+"  ;\n";    
cannam@97:         }
cannam@97: 
cannam@97:         // FIXME ? Bin names may vary based on plugin setup, so including them here might be misleading...
cannam@97:         if (o.hasFixedBinCount)
cannam@97:         {
cannam@97:             res+="    vamp:bin_count        "+to_string(o.binCount)+" ;\n";
cannam@97: 
cannam@97:             bool haveBinNames = false;
cannam@97:             for (unsigned int i=0; i < o.binNames.size(); i++) {
cannam@97:                 if (o.binNames[i] != "") {
cannam@97:                     haveBinNames = true;
cannam@97:                     break;
cannam@97:                 }
cannam@97:             }
cannam@97: 
cannam@97:             if (haveBinNames) {
cannam@97:                 res+="    vamp:bin_names        (";
cannam@97: 
cannam@97:                 unsigned int i;
cannam@97:                 for (i=0; i+1 < o.binNames.size(); i++)
cannam@97:                     res+=" \""+o.binNames[i]+"\"";
cannam@97:                 if (i < o.binNames.size())
cannam@97:                     res+=" \""+o.binNames[i]+"\"";
cannam@97:                 res+=");\n";
cannam@97:             }
cannam@97:         }
cannam@97: 
cannam@97:         else if (o.sampleType == Plugin::OutputDescriptor::FixedSampleRate)
cannam@97:         {
cannam@97:             res+="    vamp:sample_type      vamp:FixedSampleRate ;\n";
cannam@97:             res+="    vamp:sample_rate      "+to_string(o.sampleRate)+" ;\n";
cannam@97:         }
cannam@97:         else if (o.sampleType == Plugin::OutputDescriptor::OneSamplePerStep)
cannam@97:             res+="    vamp:sample_type      vamp:OneSamplePerStep ;\n";
cannam@97:         else
cannam@97:         {
cannam@97:             cerr<<"Incomprehensible sampleType for output descriptor "+o.identifier<<" !"<<endl;
cannam@97:             exit(1);
cannam@97:         }
cannam@97:     }
cannam@97: 
cannam@97:     //There is no way to know this in advance, but we can use the km a bit for this.
cannam@97:     res+="#   vamp:computes_event_type   <Place event type URI here and uncomment> ;\n";
cannam@97:     res+="#   vamp:computes_feature      <Place feature attribute URI here and uncomment> ;\n";
cannam@97:     res+="#   vamp:computes_signal_type  <Place signal type URI here and uncomment> ;\n";
cannam@97:     res+="    .\n";
cannam@97: 
cannam@97:     return res;
cannam@97: }
cannam@97: 
cannam@97: string describe(vector<Plugin *> plugins, string pluginBundleBaseURI,
cannam@97:                 string describerURI, string libname)
cannam@97: {
cannam@97:     string res = describe_namespaces(pluginBundleBaseURI, libname);
cannam@97: 	
cannam@97:     res += describe_doc(describerURI, pluginBundleBaseURI, libname);
cannam@97: 	
cannam@97:     res += describe_library(libname, plugins);
cannam@97: 
cannam@97:     for (size_t i = 0; i < plugins.size(); ++i) {
cannam@97: 
cannam@97:         Plugin *plugin = plugins[i];
cannam@97: 
cannam@97:         res += describe_plugin(plugin);
cannam@97: 	
cannam@97:         Plugin::ParameterList params = plugin->getParameterDescriptors();
cannam@97:         for (Plugin::ParameterList::const_iterator i = params.begin(); i != params.end(); i++)
cannam@97:             res += describe_param(plugin, *i);
cannam@97: 	
cannam@97:         Plugin::OutputList outputs = plugin->getOutputDescriptors();
cannam@97:         for (Plugin::OutputList::const_iterator i = outputs.begin(); i!= outputs.end(); i++)
cannam@97:             res += describe_output(plugin, *i);
cannam@97:     }
cannam@97: 	
cannam@97:     return res;
cannam@97: }
cannam@97: 
cannam@97: int main(int argc, char **argv)
cannam@97: {
cannam@97:     if (argc < 3) usage();
cannam@97: 
cannam@97:     bool interactive = false;
cannam@97:     if (!strcmp(argv[1], "-i")) interactive = true;
cannam@97: 
cannam@97:     if (!interactive && argc < 3) usage();
cannam@97: 
cannam@97:     string pluginBundleBaseURI, describerURI;
cannam@97: 
cannam@97:     int argidx = 2;
cannam@97: 	
cannam@97:     if (!interactive) {
cannam@97:         pluginBundleBaseURI = argv[1];
cannam@97:         if (!strcmp(argv[2], "-m")) {
cannam@97:             if (argc < 5) usage();
cannam@97:             describerURI = argv[3];
cannam@97:             argidx = 4;
cannam@97:         }
cannam@97:     } else {
cannam@97:         cerr << "Please enter the base URI for the plugin bundle : ";
cannam@97:         getline(cin, pluginBundleBaseURI);
cannam@97:         cerr << "Please enter your URI (empty to omit) : ";
cannam@97:         getline(cin, describerURI);
cannam@97:     }
cannam@97: 
cannam@97:     vector<Plugin *> plugins;
cannam@97:     string libname;
cannam@97: 
cannam@97:     PluginLoader *loader = PluginLoader::getInstance();
cannam@97: 
cannam@97:     while (argidx < argc) {
cannam@97: 
cannam@97:         string pluginName = argv[argidx];
cannam@97: 
cannam@97:         if (pluginName.substr(0, 5) == "vamp:") {
cannam@97:             pluginName = pluginName.substr(5);
cannam@97:         }
cannam@97: 
cannam@97:         string mylibname = pluginName.substr(0, pluginName.find(':'));
cannam@97: 
cannam@97:         if (libname == "") libname = mylibname;
cannam@97:         else if (libname != mylibname) {
cannam@97:             cerr << "ERROR: All plugins specified on command line must originate in the same library" << endl;
cannam@97:             exit(1);
cannam@97:         }
cannam@97: 
cannam@97:         if (mylibname == pluginName) { // pluginName is a library, not a plugin
cannam@97: 
cannam@97:             PluginLoader::PluginKeyList list = loader->listPlugins();
cannam@97:             for (size_t i = 0; i < list.size(); ++i) {
cannam@97:                 string thislibname = list[i].substr(0, list[i].find(':'));
cannam@97:                 if (thislibname != mylibname) continue;
cannam@97:                 Plugin *plugin = loader->loadPlugin(list[i], 44100);
cannam@97:                 if (!plugin) {
cannam@97:                     cerr << "ERROR: Plugin \"" << list[i] << "\" could not be loaded" << endl;
cannam@97:                     exit(1);
cannam@97:                 }
cannam@97:                 plugins.push_back(plugin);
cannam@97:             }
cannam@97: 
cannam@97:             if (plugins.empty()) {
cannam@97:                 cerr << "ERROR: Plugin library \"" << mylibname << "\" does not exist, could not be opened, or contains no plugins" << endl;
cannam@97:                 exit(1);
cannam@97:             }
cannam@97: 
cannam@97:         } else { // pluginName is a plugin
cannam@97: 
cannam@97:             Plugin *plugin = loader->loadPlugin(pluginName, size_t(44100));
cannam@97:             if (!plugin) {
cannam@97:                 cerr << "ERROR: Plugin \"" << pluginName << "\" could not be loaded" << endl;
cannam@97:                 exit(1);
cannam@97:             }
cannam@97:             plugins.push_back(plugin);
cannam@97:         }
cannam@97: 
cannam@97:         ++argidx;
cannam@97:     }
cannam@97: 	
cannam@97:     cout << describe(plugins, pluginBundleBaseURI, describerURI, libname) << endl;
cannam@97: 
cannam@97:     return 0;
cannam@97: }
cannam@97: 
cannam@97: