OFFIS DCMTK: dcmdata/include/dcmtk/dcmdata/dcrlecce.h Source File

00001 /*
00002  *
00003  *  Copyright (C) 1994-2005, OFFIS
00004  *
00005  *  This software and supporting documentation were developed by
00006  *
00007  *    Kuratorium OFFIS e.V.
00008  *    Healthcare Information and Communication Systems
00009  *    Escherweg 2
00010  *    D-26121 Oldenburg, Germany
00011  *
00012  *  THIS SOFTWARE IS MADE AVAILABLE,  AS IS,  AND OFFIS MAKES NO  WARRANTY
00013  *  REGARDING  THE  SOFTWARE,  ITS  PERFORMANCE,  ITS  MERCHANTABILITY  OR
00014  *  FITNESS FOR ANY PARTICULAR USE, FREEDOM FROM ANY COMPUTER DISEASES  OR
00015  *  ITS CONFORMITY TO ANY SPECIFICATION. THE ENTIRE RISK AS TO QUALITY AND
00016  *  PERFORMANCE OF THE SOFTWARE IS WITH THE USER.
00017  *
00018  *  Module:  dcmdata
00019  *
00020  *  Author:  Marco Eichelberg
00021  *
00022  *  Purpose: encoder codec class for RLE
00023  *
00024  *  Last Update:      $Author: meichel $
00025  *  Update Date:      $Date: 2005/12/08 16:28:34 $
00026  *  Source File:      $Source: /share/dicom/cvs-depot/dcmtk/dcmdata/include/dcmtk/dcmdata/dcrlecce.h,v $
00027  *  CVS/RCS Revision: $Revision: 1.3 $
00028  *  Status:           $State: Exp $
00029  *
00030  *  CVS/RCS Log at end of file
00031  *
00032  */
00033 
00034 #ifndef DCRLECCE_H
00035 #define DCRLECCE_H
00036 
00037 #include "dcmtk/config/osconfig.h"
00038 #include "dcmtk/dcmdata/dccodec.h"  /* for class DcmCodec */
00039 
00040 class DcmItem;
00041 
00046 class DcmRLECodecEncoder: public DcmCodec
00047 {
00048 public:  
00049  
00051   DcmRLECodecEncoder();
00052 
00054   virtual ~DcmRLECodecEncoder();
00055 
00066   virtual OFCondition decode(
00067     const DcmRepresentationParameter * fromRepParam,
00068     DcmPixelSequence * pixSeq,
00069     DcmPolymorphOBOW& uncompressedPixelData,
00070     const DcmCodecParameter * cp,
00071     const DcmStack& objStack) const;
00072 
00087   virtual OFCondition encode(
00088     const Uint16 * pixelData,
00089     const Uint32 length,
00090     const DcmRepresentationParameter * toRepParam,
00091     DcmPixelSequence * & pixSeq,
00092     const DcmCodecParameter *cp,
00093     DcmStack & objStack) const;
00094 
00109   virtual OFCondition encode(
00110     const E_TransferSyntax fromRepType,
00111     const DcmRepresentationParameter * fromRepParam,
00112     DcmPixelSequence * fromPixSeq,
00113     const DcmRepresentationParameter * toRepParam,
00114     DcmPixelSequence * & toPixSeq,
00115     const DcmCodecParameter * cp,
00116     DcmStack & objStack) const;
00117 
00125   virtual OFBool canChangeCoding(
00126     const E_TransferSyntax oldRepType,
00127     const E_TransferSyntax newRepType) const;
00128 
00129 private: 
00130 
00132   DcmRLECodecEncoder(const DcmRLECodecEncoder&);
00133   
00135   DcmRLECodecEncoder& operator=(const DcmRLECodecEncoder&);
00136 
00143   static OFCondition updateDerivationDescription(
00144       DcmItem *dataset,
00145       double ratio);
00146   
00147 };
00148 
00149 #endif
00150 
00151 /*
00152  * CVS/RCS Log
00153  * $Log: dcrlecce.h,v $
00154  * Revision 1.3  2005/12/08 16:28:34  meichel
00155  * Changed include path schema for all DCMTK header files
00156  *
00157  * Revision 1.2  2003/03/21 13:06:46  meichel
00158  * Minor code purifications for warnings reported by MSVC in Level 4
00159  *
00160  * Revision 1.1  2002/06/06 14:52:35  meichel
00161  * Initial release of the new RLE codec classes
00162  *   and the dcmcrle/dcmdrle tools in module dcmdata
00163  *
00164  *
00165  */