Mercurial > hg > svcore
view plugin/PiperVampPluginFactory.h @ 1377:f1c4ca3ccaa3 dev/refactor-piper-related
Change setDesiredExtractor signature to take ServerDescription aggregate.
author | Lucas Thompson <lucas.thompson@qmul.ac.uk> |
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date | Fri, 10 Feb 2017 11:30:29 +0000 |
parents | d9511f9e04d7 |
children |
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/* -*- c-basic-offset: 4 indent-tabs-mode: nil -*- vi:set ts=8 sts=4 sw=4: */ /* Sonic Visualiser An audio file viewer and annotation editor. Centre for Digital Music, Queen Mary, University of London. This file copyright 2006-2016 Chris Cannam and QMUL. This program is free software; you can redistribute it and/or modify it under the terms of the GNU General Public License as published by the Free Software Foundation; either version 2 of the License, or (at your option) any later version. See the file COPYING included with this distribution for more information. */ #ifndef SV_PIPER_VAMP_PLUGIN_FACTORY_H #define SV_PIPER_VAMP_PLUGIN_FACTORY_H #ifdef HAVE_PIPER #include "FeatureExtractionPluginFactory.h" #include <QMutex> #include <vector> #include <map> #include "base/Debug.h" #include "base/HelperExecPath.h" /** * FeatureExtractionPluginFactory type for Vamp plugins hosted in a * separate process using Piper protocol. */ class PiperVampPluginFactory : public FeatureExtractionPluginFactory { public: using ServerName = std::string; using DesiredSubset = std::vector<std::string>; struct DesiredExtractors { DesiredExtractors() : allAvailable(false) {} // filtered, but invalid, by default (from should not be empty) DesiredExtractors(DesiredSubset subset) : allAvailable(subset.empty()), from(subset) {} // if empty assume all available are wanted, can populate struct manually if not bool allAvailable; // used to disambiguate an empty filter list from wanting all available extractors, client code should inspect both to determine validity DesiredSubset from; // this should only be populated if allAvailable is false }; struct ServerDescription { ServerDescription(ServerName n) : name(n), hasDesiredExtractors(false) {} // fall back to populating using PluginScan internally ServerDescription(ServerName n, DesiredSubset desired) : name(n), hasDesiredExtractors(true), extractors(desired) {} ServerName name; bool hasDesiredExtractors; // indicates whether to override the ListRequest made internally DesiredExtractors extractors; // for populating the from field in a ListRequest }; PiperVampPluginFactory(); PiperVampPluginFactory(std::initializer_list<ServerDescription> servers); virtual void setDesiredExtractors(ServerDescription description); virtual ~PiperVampPluginFactory(); virtual std::vector<QString> getPluginIdentifiers(QString &errorMessage) override; virtual piper_vamp::PluginStaticData getPluginStaticData(QString identifier) override; virtual Vamp::Plugin *instantiatePlugin(QString identifier, sv_samplerate_t inputSampleRate) override; virtual QString getPluginCategory(QString identifier) override; protected: QMutex m_mutex; QList<HelperExecPath::HelperExec> m_servers; // executable file paths std::map<QString, QString> m_origins; // plugin identifier -> server path std::map<QString, piper_vamp::PluginStaticData> m_pluginData; // identifier -> data std::map<QString, QString> m_taxonomy; // identifier -> category string std::map<ServerName, DesiredExtractors> m_overrideDesiredExtractors; void populate(QString &errorMessage); void populateFrom(const HelperExecPath::HelperExec &, QString &errorMessage); class Logger; Logger *m_logger; }; #endif #endif