DYT/Tool/3rdParty_x64/include/dcmtk/dcmjpeg/djrploss.h
2024-11-22 23:19:31 +08:00

81 lines
1.8 KiB
C++

/*
*
* Copyright (C) 1997-2011, OFFIS e.V.
* All rights reserved. See COPYRIGHT file for details.
*
* This software and supporting documentation were developed by
*
* OFFIS e.V.
* R&D Division Health
* Escherweg 2
* D-26121 Oldenburg, Germany
*
*
* Module: dcmjpeg
*
* Author: Norbert Olges, Marco Eichelberg
*
* Purpose: representation parameter for lossy JPEG
*
*/
#ifndef DJRPLOSS_H
#define DJRPLOSS_H
#include "dcmtk/config/osconfig.h"
#include "dcmtk/dcmdata/dcpixel.h" /* for class DcmRepresentationParameter */
#include "dcmtk/dcmjpeg/djdefine.h"
/** representation parameter for lossy JPEG
*/
class DCMTK_DCMJPEG_EXPORT DJ_RPLossy: public DcmRepresentationParameter
{
public:
/** constructor
* @param aQuality quality factor
*/
DJ_RPLossy(int aQuality=90);
/// copy constructor
DJ_RPLossy(const DJ_RPLossy& arg);
/// destructor
virtual ~DJ_RPLossy();
/** this methods creates a copy of type DcmRepresentationParameter *
* it must be overweritten in every subclass.
* @return copy of this object
*/
virtual DcmRepresentationParameter *clone() const;
/** returns the class name as string.
* can be used in operator== as poor man's RTTI replacement.
*/
virtual const char *className() const;
/** compares an object to another DcmRepresentationParameter.
* Implementation must make sure that classes are comparable.
* @param arg representation parameter to compare with
* @return true if equal, false otherwise.
*/
virtual OFBool operator==(const DcmRepresentationParameter &arg) const;
/** returns the compression quality factor
* @return compression quality factor
*/
int getQuality() const
{
return quality;
}
private:
/// compression quality factor
int quality;
};
#endif