coder.cpp

wavelet codec there are 34 files with code about the wavelet theory

#include <iostream.h>
#include <stdio.h>
#include <math.h>
#include "global.h"
#include "coder.h"
/*---------------------------------------------------------------------------*/

Encoder::Encoder (ostream &out, ostream &log)
{
   bitout   = new BitOut (out, log);
   arith    = new ArithEncoder (*bitout);
   intcoder = new CdeltaEncode (bitout);
}

/*---------------------------------------------------------------------------*/

Encoder::~Encoder ()
{
   delete intcoder;
   delete arith;
   delete bitout;
}

/*---------------------------------------------------------------------------*/
/*---------------------------------------------------------------------------*/

Decoder::Decoder (istream &in, ostream &log)
{
  bitin    = new BitIn (in, log);
  intcoder = new CdeltaDecode (bitin);
  arith    = NULL;
}

/*---------------------------------------------------------------------------*/

Decoder::~Decoder ()
{
   delete intcoder;
   if (arith != NULL) delete arith;
   delete bitin;
}

/*---------------------------------------------------------------------------*/