Chris@320: /* -*- c-basic-offset: 4 indent-tabs-mode: nil -*-  vi:set ts=8 sts=4 sw=4: */
Chris@320: 
Chris@320: /*
Chris@320:     Sonic Visualiser
Chris@320:     An audio file viewer and annotation editor.
Chris@320:     Centre for Digital Music, Queen Mary, University of London.
Chris@320:     This file copyright 2006 Chris Cannam and QMUL.
Chris@320:     
Chris@320:     This program is free software; you can redistribute it and/or
Chris@320:     modify it under the terms of the GNU General Public License as
Chris@320:     published by the Free Software Foundation; either version 2 of the
Chris@320:     License, or (at your option) any later version.  See the file
Chris@320:     COPYING included with this distribution for more information.
Chris@320: */
Chris@320: 
Chris@328: #ifndef _FEATURE_EXTRACTION_PLUGIN_TRANSFORMER_H_
Chris@328: #define _FEATURE_EXTRACTION_PLUGIN_TRANSFORMER_H_
Chris@320: 
Chris@328: #include "PluginTransformer.h"
Chris@320: 
Chris@320: class DenseTimeValueModel;
Chris@320: 
Chris@328: class FeatureExtractionPluginTransformer : public PluginTransformer
Chris@320: {
Chris@320:     Q_OBJECT
Chris@320: 
Chris@320: public:
Chris@328:     FeatureExtractionPluginTransformer(Model *inputModel,
Chris@328:                                        QString plugin,
Chris@328:                                        const ExecutionContext &context,
Chris@328:                                        QString configurationXml = "",
Chris@328:                                        QString outputName = "");
Chris@328:     virtual ~FeatureExtractionPluginTransformer();
Chris@320: 
Chris@320: protected:
Chris@320:     virtual void run();
Chris@320: 
Chris@320:     Vamp::Plugin *m_plugin;
Chris@320:     Vamp::Plugin::OutputDescriptor *m_descriptor;
Chris@320:     int m_outputFeatureNo;
Chris@320: 
Chris@320:     void addFeature(size_t blockFrame,
Chris@320: 		    const Vamp::Plugin::Feature &feature);
Chris@320: 
Chris@320:     void setCompletion(int);
Chris@320: 
Chris@320:     void getFrames(int channel, int channelCount,
Chris@320:                    long startFrame, long size, float *buffer);
Chris@320: 
Chris@320:     // just casts
Chris@320:     DenseTimeValueModel *getInput();
Chris@320:     template <typename ModelClass> ModelClass *getOutput() {
Chris@320: 	ModelClass *mc = dynamic_cast<ModelClass *>(m_output);
Chris@320: 	if (!mc) {
Chris@328: 	    std::cerr << "FeatureExtractionPluginTransformer::getOutput: Output model not conformable" << std::endl;
Chris@320: 	}
Chris@320: 	return mc;
Chris@320:     }
Chris@320: };
Chris@320: 
Chris@320: #endif
Chris@320: