CvrStgObject.h
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/*
* steghide 0.5.1 - a steganography program
* Copyright (C) 1999-2003 Stefan Hetzl <shetzl@chello.at>
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License
* as published by the Free Software Foundation; either version 2
* of the License, or (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
*
*/
#ifndef SH_CVRSTGOBJECT_H
#define SH_CVRSTGOBJECT_H
#include "common.h"
class SampleValue ;
class CvrStgObject {
public:
virtual unsigned long getNumSamples (void) const = 0 ;
virtual SampleValue* getSampleValue (const SamplePos pos) const = 0 ;
virtual void replaceSample (const SamplePos pos, const SampleValue* s) = 0 ;
} ;
#endif //ndef SH_CVRSTGOBJECT_H
CvrStgObject
an object that can hold embedded data
Definition: CvrStgObject.h:40
SamplePos
UWORD32 SamplePos
Definition: common.h:67
CvrStgObject::getSampleValue
virtual SampleValue * getSampleValue(const SamplePos pos) const =0
SampleValue
the value of a sample in a CvrStgFile
Definition: SampleValue.h:61
CvrStgObject::getNumSamples
virtual unsigned long getNumSamples(void) const =0
common.h
CvrStgObject::replaceSample
virtual void replaceSample(const SamplePos pos, const SampleValue *s)=0