evSegmentationMapCodecRunlength.h

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/*
 *
 * EVITA: Efficient Visualization of Terascale Datasets
 * Copyright (C) 2000-2016  Team Evita
 * 
 * This library is free software; you can redistribute it and/or
 * modify it under the terms of the GNU Library General Public
 * License as published by the Free Software Foundation; either
 * version 2 of the License, or (at your option) any later version.
 * 
 * This library 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
 * Library General Public License for more details.
 * 
 * You should have received a copy of the GNU Library General Public
 * License along with this library; if not, write to the
 * Free Software Foundation, Inc., 675 Mass Ave, Cambridge,
 * MA 02139, USA.
 *
 */


#ifndef __evSegmentationMapCodecRunlength_h
#define __evSegmentationMapCodecRunlength_h


#include "evSegmentationMapCodec.h"


class evSegmentationMapCodecRunlength : public evSegmentationMapCodec
{
public:
  evSegmentationMapCodecRunlength(void);
  virtual ~evSegmentationMapCodecRunlength(void);
  
  virtual const evString GetClassName(void) const
  {
    return(evString("evSegmentationMapCodecRunlength"));
  }
  
  int EncodeHeader(evFile &outfile) const;
  int Encode(evBitBuffer &output_buffer,
             const evSegmentationMap &segmentation_map) const;
  int DecodeHeader(evFile &infile) const;
  int Decode(evBitBuffer &input_buffer,
             evSegmentationMap &segmentation_map) const;

protected:
  
private:
  int EncodeNumber(int number, QccENTArithmeticModel *arithmetic_model,
                   evBitBuffer &output_buffer, int mode, int first_call) const;
  int DecodeNumber(int &number,QccENTArithmeticModel *arithmetic_model,
                   evBitBuffer &input_buffer, int first_symbol,
                   int &last_symbol, int mode) const;

};


#endif