svn-gvsig-desktop / tags / v1_1_2_Build_1043 / libraries / libjni-ecw / include / NCSJPCQuantizationParameter.h @ 33914
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/********************************************************
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** Copyright 2002 Earth Resource Mapping Ltd.
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** This document contains proprietary source code of
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** Earth Resource Mapping Ltd, and can only be used under
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** one of the three licenses as described in the
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** license.txt file supplied with this distribution.
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** See separate license.txt file for license details
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** and conditions.
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**
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** This software is covered by US patent #6,442,298,
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** #6,102,897 and #6,633,688. Rights to use these patents
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** is included in the license agreements.
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**
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** FILE: $Archive: /NCS/Source/include/NCSJPCQuantizationParameter.h $
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** CREATED: 13/12/2002 3:27:34 PM
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** AUTHOR: Simon Cope
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** PURPOSE: CNCSJPCQuantizationParameter class header
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** EDITS: [xx] ddMmmyy NAME COMMENTS
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*******************************************************/
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#ifndef NCSJPCQUANTIZATIONPARAMETER_H
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#define NCSJPCQUANTIZATIONPARAMETER_H
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#include "NCSJPCMarker.h" |
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/**
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* CNCSJPCQuantizationParameter class - the JPC Quantization Parameters.
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*
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* @author Simon Cope
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* @version $Revision: 3538 $ $Author: nacho $ $Date: 2006-01-09 12:56:54 +0100 (Mon, 09 Jan 2006) $
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*/
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class NCSJPC_EXPORT_ALL CNCSJPCQuantizationParameter { |
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public:
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typedef enum { |
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NONE = 0x0,
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SCALAR_DERIVED = 0x1,
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SCALAR_EXPOUNDED = 0x2
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} Style; |
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typedef struct { |
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Style m_eStyle; |
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UINT8 m_nGuardBits; |
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} Values; |
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typedef struct { |
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UINT16 m_nMantissa; |
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UINT8 m_nExponent; |
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} Irreversible; |
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typedef union { |
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UINT8 m_nReversible; |
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Irreversible m_Irreversible; |
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} Parameters; |
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Values m_Sqc; |
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std::vector<Parameters> m_SPqc; |
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/** Default constructor, initialises members */
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CNCSJPCQuantizationParameter(); |
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/** Virtual destructor */
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virtual ~CNCSJPCQuantizationParameter(); |
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/**
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* Parse the fields from the JPC codestream.
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* @param JPC CNCSJPC to use to parse file.
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* @param Stream IOStream to use to parse file.
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* @param nLength # of bytes of the marker to parse
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* @return CNCSError NCS_SUCCESS, or Error code on failure.
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*/
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virtual CNCSError Parse(class CNCSJPC &JPC, CNCSJPCIOStream &Stream, INT32 nLength); |
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/**
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* UnParse the fields to the JPC codestream.
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* @param Stream IOStream to use to parse file.
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* @param JPC CNCSJPC to use to parse file.
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* @return CNCSError NCS_SUCCESS, or Error code on failure.
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*/
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virtual CNCSError UnParse(class CNCSJPC &JPC, CNCSJPCIOStream &Stream); |
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}; |
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#endif // !NCSJPCQUANTIZATIONPARAMETER_H |