RealFileFeatures.h

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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) 1999-2008 Soeren Sonnenburg
00008  * Copyright (C) 1999-2008 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/RealFeatures.h"
00016 
00021 class CRealFileFeatures: public CRealFeatures
00022 {
00023     public:
00029         CRealFileFeatures(int32_t size, FILE* file);
00030 
00036         CRealFileFeatures(int32_t size, char* filename);
00037 
00039         CRealFileFeatures(const CRealFileFeatures& orig);
00040 
00041         virtual ~CRealFileFeatures();
00042 
00047         virtual float64_t* load_feature_matrix();
00048 
00054         int32_t get_label(int32_t idx);
00055 
00056     protected:
00064         virtual float64_t* compute_feature_vector(
00065             int32_t num, int32_t& len, float64_t* target=NULL);
00066 
00071         bool load_base_data();
00072 
00074         FILE* working_file;
00076         char* working_filename;
00078         bool status;
00080         int32_t* labels;
00081 
00083         uint8_t intlen;
00085         uint8_t doublelen;
00087         uint32_t endian;
00089         uint32_t fourcc;
00091         uint32_t preprocd;
00093         int64_t filepos;
00094 };
00095 #endif

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