Features.cpp

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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) 1999-2009 Soeren Sonnenburg
00008  * Written (W) 1999-2008 Gunnar Raetsch
00009  * Copyright (C) 1999-2009 Fraunhofer Institute FIRST and Max-Planck-Society
00010  */
00011 
00012 #include "features/Features.h"
00013 #include "preproc/PreProc.h"
00014 #include "lib/io.h"
00015 
00016 #include <string.h>
00017 
00018 CFeatures::CFeatures(int32_t size)
00019 : CSGObject(), properties(FP_NONE), cache_size(size), preproc(NULL), num_preproc(0),
00020     preprocessed(NULL)
00021 {
00022     SG_INFO("Feature object created (%p)\n",this);
00023 }
00024 
00025 CFeatures::CFeatures(const CFeatures& orig)
00026 : CSGObject(orig), preproc(orig.preproc),
00027     num_preproc(orig.num_preproc), preprocessed(orig.preprocessed)
00028 {
00029     preprocessed=new bool[orig.num_preproc];
00030     memcpy(preprocessed, orig.preprocessed, sizeof(bool)*orig.num_preproc);
00031 }
00032 
00033 CFeatures::CFeatures(char* fname)
00034 : CSGObject(), cache_size(0), preproc(NULL), num_preproc(0),
00035     preprocessed(false)
00036 {
00037     load(fname);
00038     SG_INFO("Feature object loaded (%p)\n",this) ;
00039 }
00040 
00041 CFeatures::~CFeatures()
00042 {
00043     SG_INFO("Feature object destroyed (%p)\n", this);
00044     clean_preprocs();
00045 }
00046 
00048 int32_t CFeatures::add_preproc(CPreProc* p)
00049 { 
00050     SG_INFO( "%d preprocs currently, new preproc list is\n", num_preproc);
00051     int32_t i;
00052 
00053     bool* preprocd=new bool[num_preproc+1];
00054     CPreProc** pps=new CPreProc*[num_preproc+1];
00055     for (i=0; i<num_preproc; i++)
00056     {
00057         pps[i]=preproc[i];
00058         preprocd[i]=preprocessed[i];
00059     }
00060     delete[] preproc;
00061     delete[] preprocessed;
00062     preproc=pps;
00063     preprocessed=preprocd;
00064     preproc[num_preproc]=p;
00065     preprocessed[num_preproc]=false;
00066 
00067     num_preproc++;
00068 
00069     for (i=0; i<num_preproc; i++)
00070         SG_INFO( "preproc[%d]=%s %ld\n",i, preproc[i]->get_name(), preproc[i]) ;
00071 
00072     SG_REF(p);
00073 
00074     return num_preproc;
00075 }
00076 
00078 CPreProc* CFeatures::get_preproc(int32_t num)
00079 { 
00080     if (num<num_preproc)
00081     {
00082         SG_REF(preproc[num]);
00083         return preproc[num];
00084     }
00085     else
00086         return NULL;
00087 }
00088 
00090 int32_t CFeatures::get_num_preprocessed()
00091 {
00092     int32_t num=0;
00093 
00094     for (int32_t i=0; i<num_preproc; i++)
00095     {
00096         if (preprocessed[i])
00097             num++;
00098     }
00099 
00100     return num;
00101 }
00102 
00104 void CFeatures::clean_preprocs()
00105 {
00106     while (del_preproc(0));
00107 }
00108 
00110 CPreProc* CFeatures::del_preproc(int32_t num)
00111 {
00112     CPreProc** pps=NULL; 
00113     bool* preprocd=NULL; 
00114     CPreProc* removed_preproc=NULL;
00115 
00116     if (num_preproc>0 && num<num_preproc)
00117     {
00118         removed_preproc=preproc[num];
00119 
00120         if (num_preproc>1)
00121         {
00122             pps= new CPreProc*[num_preproc-1];
00123             preprocd= new bool[num_preproc-1];
00124 
00125             if (pps && preprocd)
00126             {
00127                 int32_t j=0;
00128                 for (int32_t i=0; i<num_preproc; i++)
00129                 {
00130                     if (i!=num)
00131                     {
00132                         pps[j]=preproc[i];
00133                         preprocd[j]=preprocessed[i];
00134                         j++;
00135                     }
00136                 }
00137             }
00138         }
00139 
00140         delete[] preproc;
00141         preproc=pps;
00142         delete[] preprocessed;
00143         preprocessed=preprocd;
00144 
00145         num_preproc--;
00146 
00147         for (int32_t i=0; i<num_preproc; i++)
00148             SG_INFO( "preproc[%d]=%s\n",i, preproc[i]->get_name()) ;
00149     }
00150 
00151     SG_UNREF(removed_preproc);
00152     return removed_preproc;
00153 }
00154 
00155 void CFeatures::list_feature_obj()
00156 {
00157     SG_INFO( "0x%p - ", this);
00158     switch (get_feature_class())
00159     {
00160         case C_UNKNOWN:
00161             SG_INFO( "C_UNKNOWN ");
00162             break;
00163         case C_SIMPLE:
00164             SG_INFO( "C_SIMPLE ");
00165             break;
00166         case C_SPARSE:
00167             SG_INFO( "C_SPARSE ");
00168             break;
00169         case C_STRING:
00170             SG_INFO( "C_STRING ");
00171             break;
00172         case C_COMBINED:
00173             SG_INFO( "C_COMBINED ");
00174             break;
00175         case C_COMBINED_DOT:
00176             SG_INFO( "C_COMBINED_DOT ");
00177             break;
00178         case C_WD:
00179             SG_INFO( "C_WD ");
00180             break;
00181         case C_SPEC:
00182             SG_INFO( "C_SPEC ");
00183             break;
00184         case C_WEIGHTEDSPEC:
00185             SG_INFO( "C_WEIGHTEDSPEC ");
00186             break;
00187         case C_ANY:
00188             SG_INFO( "C_ANY ");
00189             break;
00190         default:
00191          SG_ERROR( "ERROR UNKNOWN FEATURE CLASS");
00192     }
00193 
00194     switch (get_feature_type())
00195     {
00196         case F_UNKNOWN:
00197             SG_INFO( "F_UNKNOWN \n");
00198             break;
00199         case F_CHAR:
00200             SG_INFO( "F_CHAR \n");
00201             break;
00202         case F_BYTE:
00203             SG_INFO( "F_BYTE \n");
00204             break;
00205         case F_SHORT:
00206             SG_INFO( "F_SHORT \n");
00207             break;
00208         case F_WORD:
00209             SG_INFO( "F_WORD \n");
00210             break;
00211         case F_INT:
00212             SG_INFO( "F_INT \n");
00213             break;
00214         case F_UINT:
00215             SG_INFO( "F_UINT \n");
00216             break;
00217         case F_LONG:
00218             SG_INFO( "F_LONG \n");
00219             break;
00220         case F_ULONG:
00221             SG_INFO( "F_ULONG \n");
00222             break;
00223         case F_SHORTREAL:
00224             SG_INFO( "F_SHORTEAL \n");
00225             break;
00226         case F_DREAL:
00227             SG_INFO( "F_DREAL \n");
00228             break;
00229         case F_LONGREAL:
00230             SG_INFO( "F_LONGREAL \n");
00231             break;
00232         case F_ANY:
00233             SG_INFO( "F_ANY \n");
00234             break;
00235         default:
00236          SG_ERROR( "ERROR UNKNOWN FEATURE TYPE\n");
00237     }
00238 }
00239 
00240 bool CFeatures::load(char* fname)
00241 {
00242     return false;
00243 }
00244 
00245 bool CFeatures::save(char* fname)
00246 {
00247     return false;
00248 }
00249 
00250 bool CFeatures::check_feature_compatibility(CFeatures* f)
00251 {
00252     bool result=false;
00253 
00254     if (f)
00255         result= ( (this->get_feature_class() == f->get_feature_class()) &&
00256                 (this->get_feature_type() == f->get_feature_type()));
00257     return result;
00258 }

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