OFFIS DCMTK: dcmjpeg/include/dcmtk/dcmjpeg/djdecabs.h Source File

00001 /*
00002  *
00003  *  Copyright (C) 1997-2005, 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:  dcmjpeg
00019  *
00020  *  Author:  Norbert Olges, Marco Eichelberg
00021  *
00022  *  Purpose: abstract base class for decompression classes
00023  *
00024  *  Last Update:      $Author: meichel $
00025  *  Update Date:      $Date: 2005/12/08 16:59:14 $
00026  *  Source File:      $Source: /share/dicom/cvs-depot/dcmtk/dcmjpeg/include/dcmtk/dcmjpeg/djdecabs.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 DJDECABS_H
00035 #define DJDECABS_H
00036 
00037 #include "dcmtk/config/osconfig.h"
00038 #include "dcmtk/dcmdata/dctypes.h"
00039 #include "dcmtk/dcmjpeg/djutils.h" /* for enums */
00040 #include "dcmtk/dcmimgle/diutils.h" /* for EP_Interpretation */
00041 
00047 class DJDecoder
00048 {
00049 public:
00050 
00052   DJDecoder()
00053   {
00054   }
00055 
00057   virtual ~DJDecoder()
00058   {
00059   }
00060 
00065   virtual OFCondition init() = 0;
00066 
00079   virtual OFCondition decode(
00080     Uint8 *compressedFrameBuffer,
00081     Uint32 compressedFrameBufferSize,
00082     Uint8 *uncompressedFrameBuffer,
00083     Uint32 uncompressedFrameBufferSize,
00084     OFBool isSigned) = 0;
00085 
00088   virtual Uint16 bytesPerSample() const = 0;
00089 
00093   virtual EP_Interpretation getDecompressedColorModel() const = 0;
00094 
00095 };
00096 
00097 #endif
00098 
00099 /*
00100  * CVS/RCS Log
00101  * $Log: djdecabs.h,v $
00102  * Revision 1.3  2005/12/08 16:59:14  meichel
00103  * Changed include path schema for all DCMTK header files
00104  *
00105  * Revision 1.2  2005/11/30 14:12:27  onken
00106  * Added decode() parameter denoting whether input is signed or unsigned
00107  *
00108  * Revision 1.1  2001/11/13 15:56:18  meichel
00109  * Initial release of module dcmjpeg
00110  *
00111  *
00112  */