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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"
namespace sv {
/**
* FeatureExtractionPluginFactory type for Vamp plugins hosted in a
* separate process using Piper protocol.
*/
class PiperVampPluginFactory : public FeatureExtractionPluginFactory
{
public:
PiperVampPluginFactory();
virtual ~PiperVampPluginFactory();
virtual std::vector<QString> getPluginIdentifiers(QString &errorMessage)
override;
virtual piper_vamp::PluginStaticData getPluginStaticData(QString identifier)
override;
virtual std::shared_ptr<Vamp::Plugin> instantiatePlugin(QString identifier,
sv_samplerate_t inputSampleRate)
override;
virtual QString getPluginCategory(QString identifier) override;
virtual QString getPluginLibraryPath(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, QString> m_libraries; // soname -> full file path
std::map<QString, piper_vamp::PluginStaticData> m_pluginData; // identifier -> data
std::map<QString, QString> m_taxonomy; // identifier -> category string
bool serverMeetsMinimumVersion(const HelperExecPath::HelperExec &server,
float minimumVersion);
void populate(QString &errorMessage);
void populateFrom(const HelperExecPath::HelperExec &, QString &errorMessage);
class Logger;
Logger *m_logger;
};
} // end namespace sv
#endif
#endif
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