You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
82 lines
2.6 KiB
82 lines
2.6 KiB
/*
|
|
* Copyright (c) 2005-2006 Cyrille Berger <cberger@cberger.net>
|
|
*
|
|
* 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., 51 Franklin Street, Fifth Floor,
|
|
* Boston, MA 02110-1301, USA.
|
|
*/
|
|
|
|
#ifndef TIFFSTREAM_H_
|
|
#define TIFFSTREAM_H_
|
|
|
|
#include <tiffio.h>
|
|
|
|
class TIFFStreamBase {
|
|
public:
|
|
TIFFStreamBase( uint16 depth ) : m_depth(depth) {};
|
|
virtual uint32 nextValue() =0;
|
|
virtual void restart() =0;
|
|
virtual void moveToLine(uint32 lineNumber) =0;
|
|
protected:
|
|
uint16 m_depth;
|
|
};
|
|
|
|
class TIFFStreamContigBase : public TIFFStreamBase {
|
|
public:
|
|
TIFFStreamContigBase( uint8* src, uint16 depth, uint32 lineSize );
|
|
virtual void restart();
|
|
virtual void moveToLine(uint32 lineNumber);
|
|
protected:
|
|
uint8* m_src;
|
|
uint8* m_srcit;
|
|
uint8 m_posinc;
|
|
uint32 m_lineSize;
|
|
};
|
|
|
|
class TIFFStreamContigBelow16 : public TIFFStreamContigBase {
|
|
public:
|
|
TIFFStreamContigBelow16( uint8* src, uint16 depth, uint32 lineSize ) : TIFFStreamContigBase(src, depth, lineSize) { }
|
|
public:
|
|
virtual uint32 nextValue();
|
|
};
|
|
|
|
class TIFFStreamContigBelow32 : public TIFFStreamContigBase {
|
|
public:
|
|
TIFFStreamContigBelow32( uint8* src, uint16 depth, uint32 lineSize ) : TIFFStreamContigBase(src, depth, lineSize) { }
|
|
public:
|
|
virtual uint32 nextValue();
|
|
};
|
|
|
|
class TIFFStreamContigAbove32 : public TIFFStreamContigBase {
|
|
public:
|
|
TIFFStreamContigAbove32( uint8* src, uint16 depth, uint32 lineSize ) : TIFFStreamContigBase(src, depth, lineSize) { }
|
|
public:
|
|
virtual uint32 nextValue();
|
|
};
|
|
|
|
|
|
class TIFFStreamSeperate : public TIFFStreamBase {
|
|
public:
|
|
TIFFStreamSeperate( uint8** srcs, uint8 nb_samples ,uint16 depth, uint32* lineSize);
|
|
~TIFFStreamSeperate();
|
|
virtual uint32 nextValue();
|
|
virtual void restart();
|
|
virtual void moveToLine(uint32 lineNumber);
|
|
private:
|
|
TIFFStreamContigBase** streams;
|
|
uint8 m_current_sample, m_nb_samples;
|
|
};
|
|
|
|
#endif
|