RealFileFeatures.h

Go to the documentation of this file.
00001 /*
00002  * This program is free software; you can redistribute it and/or modify
00003  * it under the terms of the GNU General Public License as published by
00004  * the Free Software Foundation; either version 3 of the License, or
00005  * (at your option) any later version.
00006  *
00007  * Written (W) 1999-2009 Soeren Sonnenburg
00008  * Copyright (C) 1999-2009 Fraunhofer Institute FIRST and Max-Planck-Society
00009  */
00010 
00011 #ifndef _DREALFILEFEATURES__H__
00012 #define _DREALFILEFEATURES__H__
00013 
00014 #include "lib/common.h"
00015 #include "features/SimpleFeatures.h"
00016 
00017 namespace shogun
00018 {
00025 class CRealFileFeatures: public CSimpleFeatures<float64_t>
00026 {
00027     public:
00033         CRealFileFeatures(int32_t size, FILE* file);
00034 
00040         CRealFileFeatures(int32_t size, char* filename);
00041 
00043         CRealFileFeatures(const CRealFileFeatures& orig);
00044 
00045         virtual ~CRealFileFeatures();
00046 
00051         virtual float64_t* load_feature_matrix();
00052 
00058         int32_t get_label(int32_t idx);
00059 
00061         inline virtual const char* get_name() const { return "RealFileFeatures"; }
00062 
00063     protected:
00071         virtual float64_t* compute_feature_vector(
00072             int32_t num, int32_t& len, float64_t* target=NULL);
00073 
00078         bool load_base_data();
00079 
00080 #ifdef HAVE_BOOST_SERIALIZATION
00081     private:
00082 
00083         friend class ::boost::serialization::access;
00084         template<class Archive>
00085             void serialize(Archive & ar, const unsigned int archive_version)
00086             {
00087 
00088                 SG_DEBUG("archiving CRealFeatures\n");
00089 
00090                 ar & ::boost::serialization::base_object<CSimpleFeatures<float64_t> >(*this);
00091 
00092                 SG_DEBUG("done with CRealFeatures\n");
00093 
00094             }
00095     
00096 #endif //HAVE_BOOST_SERIALIZATION
00097 
00098 
00099 
00100     protected:
00102         FILE* working_file;
00104         char* working_filename;
00106         bool status;
00108         int32_t* labels;
00109 
00111         uint8_t intlen;
00113         uint8_t doublelen;
00115         uint32_t endian;
00117         uint32_t fourcc;
00119         uint32_t preprocd;
00121         int64_t filepos;
00122 };
00123 }
00124 #endif
 All Classes Namespaces Files Functions Variables Typedefs Enumerations Enumerator Friends Defines

SHOGUN Machine Learning Toolbox - Documentation