ossimRpfCompressionSectionSubheader Class Reference

#include <ossimRpfCompressionSectionSubheader.h>

Public Member Functions
	ossimRpfCompressionSectionSubheader ()
virtual	~ossimRpfCompressionSectionSubheader ()
ossimErrorCode	parseStream (ossim::istream &in, ossimByteOrder byteOrder)
unsigned long	getStartOffset () const
unsigned long	getEndOffset () const
unsigned short	getCompressionAlgorithmId () const
unsigned short	getNumberOfCompressionLookupOffsetRecords () const
unsigned short	getNumberOfCompressionParameterOffsetRecords () const
void	print (std::ostream &out) const

Private Member Functions
void	clearFields ()

Private Attributes
unsigned long	theStartOffset
unsigned long	theEndOffset
unsigned short	theCompressionAlgorithmId
unsigned short	theNumberOfCompressionLookupOffsetRecords
unsigned short	theNumberOfCompressionParameterOffsetRecords

Friends
std::ostream &	operator<< (std::ostream &out, const ossimRpfCompressionSectionSubheader &data)

Detailed Description

Definition at line 8 of file ossimRpfCompressionSectionSubheader.h.

Constructor & Destructor Documentation

ossimRpfCompressionSectionSubheader()

ossimRpfCompressionSectionSubheader::ossimRpfCompressionSectionSubheader

(

)

Definition at line 6 of file ossimRpfCompressionSectionSubheader.cpp.

References clearFields().

{
   clearFields();
}

~ossimRpfCompressionSectionSubheader()

virtual ossimRpfCompressionSectionSubheader::~ossimRpfCompressionSectionSubheader ( )

inlinevirtual

Definition at line 14 of file ossimRpfCompressionSectionSubheader.h.

{}

Member Function Documentation

clearFields()

void ossimRpfCompressionSectionSubheader::clearFields ( )

private

Definition at line 56 of file ossimRpfCompressionSectionSubheader.cpp.

References theCompressionAlgorithmId, theEndOffset, theNumberOfCompressionLookupOffsetRecords, theNumberOfCompressionParameterOffsetRecords, and theStartOffset.

Referenced by ossimRpfCompressionSectionSubheader().

{
   theStartOffset                               = 0;
   theEndOffset                                 = 0;
   theCompressionAlgorithmId                    = 0;
   theNumberOfCompressionLookupOffsetRecords    = 0;
   theNumberOfCompressionParameterOffsetRecords = 0;
}

getCompressionAlgorithmId()

unsigned short ossimRpfCompressionSectionSubheader::getCompressionAlgorithmId ( ) const

inline

Definition at line 20 of file ossimRpfCompressionSectionSubheader.h.

References theCompressionAlgorithmId.

      {
         return theCompressionAlgorithmId;
      }

getEndOffset()

unsigned long ossimRpfCompressionSectionSubheader::getEndOffset ( ) const

inline

Definition at line 19 of file ossimRpfCompressionSectionSubheader.h.

References theEndOffset.

Referenced by ossimRpfCompressionSection::parseStream().

{return theEndOffset;}

getNumberOfCompressionLookupOffsetRecords()

unsigned short ossimRpfCompressionSectionSubheader::getNumberOfCompressionLookupOffsetRecords ( ) const

inline

Definition at line 24 of file ossimRpfCompressionSectionSubheader.h.

References theNumberOfCompressionLookupOffsetRecords.

Referenced by ossimRpfCompressionSection::parseStream().

      {
         return theNumberOfCompressionLookupOffsetRecords;
      }

getNumberOfCompressionParameterOffsetRecords()

unsigned short ossimRpfCompressionSectionSubheader::getNumberOfCompressionParameterOffsetRecords ( ) const

inline

Definition at line 28 of file ossimRpfCompressionSectionSubheader.h.

References theNumberOfCompressionParameterOffsetRecords.

      {
         return theNumberOfCompressionParameterOffsetRecords;
      }

getStartOffset()

unsigned long ossimRpfCompressionSectionSubheader::getStartOffset ( ) const

inline

Definition at line 18 of file ossimRpfCompressionSectionSubheader.h.

References theStartOffset.

{return theStartOffset;}

parseStream()

ossimErrorCode ossimRpfCompressionSectionSubheader::parseStream	(	ossim::istream &	in,
		ossimByteOrder	byteOrder
	)

Definition at line 19 of file ossimRpfCompressionSectionSubheader.cpp.

References ossim::byteOrder(), ossimEndian::getSystemEndianType(), ossimErrorCodes::OSSIM_ERROR, ossimErrorCodes::OSSIM_OK, ossimEndian::swap(), theCompressionAlgorithmId, theEndOffset, theNumberOfCompressionLookupOffsetRecords, theNumberOfCompressionParameterOffsetRecords, and theStartOffset.

Referenced by ossimRpfHeader::getNewCompressionSectionSubheader(), and ossimRpfCompressionSection::parseStream().

{
   if(in)
   {
      theStartOffset = in.tellg();
      
      in.read((char*)&theCompressionAlgorithmId, 2);
      in.read((char*)&theNumberOfCompressionLookupOffsetRecords, 2);
      in.read((char*)&theNumberOfCompressionParameterOffsetRecords, 2);

      theEndOffset = in.tellg();
      
      ossimEndian anEndian;

      if(anEndian.getSystemEndianType() != byteOrder)
      {
         anEndian.swap(theCompressionAlgorithmId);
         anEndian.swap(theNumberOfCompressionLookupOffsetRecords);
         anEndian.swap(theNumberOfCompressionParameterOffsetRecords);
      }
   }
   else
   {
      return ossimErrorCodes::OSSIM_ERROR;
   }

   return ossimErrorCodes::OSSIM_OK;
}

print()

void ossimRpfCompressionSectionSubheader::print

(

std::ostream &

out

)

const

Definition at line 49 of file ossimRpfCompressionSectionSubheader.cpp.

References theCompressionAlgorithmId, theNumberOfCompressionLookupOffsetRecords, and theNumberOfCompressionParameterOffsetRecords.

Referenced by operator<<().

{
   out << "theCompressionAlgorithmId:                    " << theCompressionAlgorithmId
       << "\ntheNumberOfCompressionLookupOffsetRecords:    " << theNumberOfCompressionLookupOffsetRecords
       << "\ntheNumberOfCompressionParameterOffsetRecords: " << theNumberOfCompressionParameterOffsetRecords;
}

Friends And Related Function Documentation

operator<<

std::ostream& operator<< ( std::ostream &  out, const ossimRpfCompressionSectionSubheader &  data  )

friend

Definition at line 11 of file ossimRpfCompressionSectionSubheader.cpp.

{
   data.print(out);
   
   return out;
}

Member Data Documentation

theCompressionAlgorithmId

unsigned short ossimRpfCompressionSectionSubheader::theCompressionAlgorithmId

private

Current ids are:

1 VQ 2 Jpeg Lossless

Definition at line 54 of file ossimRpfCompressionSectionSubheader.h.

Referenced by clearFields(), getCompressionAlgorithmId(), parseStream(), and print().

theEndOffset

unsigned long ossimRpfCompressionSectionSubheader::theEndOffset

private

helper varible that holds the starting absolute offset to the end of the this data.

Definition at line 47 of file ossimRpfCompressionSectionSubheader.h.

Referenced by clearFields(), getEndOffset(), and parseStream().

theNumberOfCompressionLookupOffsetRecords

unsigned short ossimRpfCompressionSectionSubheader::theNumberOfCompressionLookupOffsetRecords

private

Definition at line 56 of file ossimRpfCompressionSectionSubheader.h.

Referenced by clearFields(), getNumberOfCompressionLookupOffsetRecords(), parseStream(), and print().

theNumberOfCompressionParameterOffsetRecords

unsigned short ossimRpfCompressionSectionSubheader::theNumberOfCompressionParameterOffsetRecords

private

Definition at line 58 of file ossimRpfCompressionSectionSubheader.h.

Referenced by clearFields(), getNumberOfCompressionParameterOffsetRecords(), parseStream(), and print().

theStartOffset

unsigned long ossimRpfCompressionSectionSubheader::theStartOffset

private

helper varible that holds the starting absolute offset to the start of the this data.

Definition at line 41 of file ossimRpfCompressionSectionSubheader.h.

Referenced by clearFields(), getStartOffset(), and parseStream().

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The documentation for this class was generated from the following files:

• ossimRpfCompressionSectionSubheader.h
• ossimRpfCompressionSectionSubheader.cpp