www.pudn.com > firev0.01.rar > blobworldfeature.cpp

/*
This file is part of the FIRE -- Flexible Image Retrieval System

FIRE 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.

FIRE is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
GNU General Public License for more details.

You should have received a copy of the GNU General Public License
along with FIRE; if not, write to the Free Software
Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
*/
#include "blobworldfeature.hpp"
#include "basetools.hpp"
#include 
#include "gzstream.hpp"
using namespace std;


void BlobWorldFeature::load(::std::string filename) {
  
  DBG(DBG_VERBOSE) << "loading blobs from " << filename << endl;
  igzstream ifs(filename.c_str());
  if(!ifs) {
    ERR << "Cannot open '" << filename << "' to read blobs." << endl;
  }
  string keyword;
  int i;
  while(!ifs.eof()) {
    ifs >> keyword;
    if(!ifs.eof()) {
      if(keyword=="#") {
        char devnull[1024];
        ifs.getline(devnull,1024);
      } else if(keyword=="region") {
        Blob *tmp=new Blob();      
        ifs >> i;
        
        for(unsigned int k=0;k<235;++k) {
          ifs >> tmp->operator[](k);
        }
        regions_.push_back(tmp);
        if(i!=int(regions_.size())) { //numbering starts with 1
          DBG(DBG_MESSAGE) << "Expected " << i<<"-th blob, but got " << regions_.size() <<"-th" <<  endl;
        }
      } else {
        DBG(DBG_MESSAGE) << "Unknown keyword '" << keyword << "'. " << endl;
      }
    }
  }
}

void BlobWorldFeature::save(::std::string filename) const {
  ofstream ofs(filename.c_str());
  if(!ofs) {
    ERR << "Cannot open '" << filename << "' to save region feature." << endl;
  }
  ofs << "# region feature" << endl
      << "nofregions " << this->nOfRegions() << endl;

  for(unsigned int i=0;inOfRegions();++i) {
    const Blob *tmp=this->region(i);
    ofs <<"region " << i;
    for(unsigned int i=0;i<235;++i) {
      ofs << " " << tmp->operator[](i);
    }
    ofs << endl;
  }
}