ossimNitfJ2klraTag.h

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//----------------------------------------------------------------------------
//
// File: ossimNitfJ2klraTag.h
// 
// License:  MIT
// 
// See LICENSE.txt file in the top level directory for more details.
//
// Author:  David Burken
//
// Description: NITF J2KLRA tag.
//
// See:  ISO/IEC BIIF Profile BPJ2K01.00 Table 9-3.
// 
//----------------------------------------------------------------------------
// $Id$
#ifndef ossimNitfJ2klraTag_HEADER
#define ossimNitfJ2klraTag_HEADER 1

#include <ossim/support_data/ossimNitfRegisteredTag.h>
#include <ossim/base/ossimConstants.h>

#include <iosfwd>
#include <vector>

class OSSIM_DLL ossimNitfJ2klraTag : public ossimNitfRegisteredTag
{
public:
   enum 
   {
      ORIG_SIZE      = 1,
      NLEVELS_O_SIZE = 2,
      NBANDS_O_SIZE  = 5,
      NLAYERS_O_SIZE = 3,
      
      LAYER_ID_SIZE  = 3, // repeating
      BITRATE_SIZE   = 9, // repeating

      NLEVELS_I_SIZE = 2, // conditional
      NBANDS_I_SIZE  = 5, // conditional
      NLAYERS_I_SIZE = 3  // conditional
   };
   
   ossimNitfJ2klraTag();
  
   virtual void parseStream(std::istream& in);
   
   virtual void writeStream(std::ostream& out);
   
   virtual ossim_uint32 getSizeInBytes()const;
   
   virtual void clearFields();

   virtual std::ostream& print(std::ostream& out, const std::string& prefix) const;

   ossim_uint32 getOriginNumber() const;

   ossim_uint32 getNumberOfLayersOriginal() const;

   bool setOrigin( ossim_uint32 origin );

   bool setLevelsO( ossim_uint32 levels );

   bool setBandsO( ossim_uint32 bands );

   bool setLayersO( ossim_uint32 layers );
   
   bool setLevelsI( ossim_uint32 levels );

   bool setBandsI( ossim_uint32 bands );

   bool setLayersI( ossim_uint32 layers );


   bool setLayerId( ossim_uint32 index, ossim_uint32 id );
   
   bool setLayerBitRate( ossim_uint32 index, ossim_float64 bitRate );
   
   
protected:

   bool isParsed() const;

   // Container for repeating fields.
   class ossimJ2klraLayer
   {
   public:
      char m_layer_id[LAYER_ID_SIZE+1];
      
      char m_bitrate[BITRATE_SIZE+1];
   };

   char m_orig[ORIG_SIZE+1];
   
   char m_levels_o[NLEVELS_O_SIZE+1];
   
   char m_bands_o[NBANDS_O_SIZE+1];
   
   char m_layers_o[NLAYERS_O_SIZE+1];

   std::vector<ossimJ2klraLayer> m_layer;
   
   char m_nlevels_i[NLEVELS_I_SIZE+1];
   
   char m_nbands_i[NBANDS_I_SIZE+1];
   
   char m_nlayers_i[NLAYERS_I_SIZE+1];
   
TYPE_DATA   
};

#endif /* End of "#ifndef ossimNitfJ2klraTag_HEADER_HEADER" */