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#ifndef __INPUT_H__
#define __INPUT_H__
//
// Headerfile for input classes
//
// This file is part of sfftobmp, a program to convert
// structured fax files (sff) to windows bitmap files (bmp),
// portable bitmap graphics (pbm), tagged image file format (tiff)
// or JPEG (jpg).
//
// Copyright (C) 1998-2008 Peter Schaefer-Hutter and contributors ("THE AUTHORS")
//
// Permission to use, copy, modify, distribute, and sell this software and
// its documentation for any purpose is hereby granted without fee.
//
// THE SOFTWARE IS PROVIDED "AS-IS" AND WITHOUT WARRANTY OF ANY KIND,
// EXPRESS, IMPLIED OR OTHERWISE, INCLUDING WITHOUT LIMITATION, ANY
// WARRANTY OF MERCHANTABILITY OR FITNESS FOR A PARTICULAR PURPOSE.
//
// IN NO EVENT SHALL THE AUTHORS BE LIABLE FOR ANY SPECIAL,
// INCIDENTAL, INDIRECT OR CONSEQUENTIAL DAMAGES OF ANY KIND, OR ANY
// DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS,
// WHETHER OR NOT ADVISED OF THE POSSIBILITY OF DAMAGE, AND ON ANY
// THEORY OF LIABILITY, ARISING OUT OF OR IN CONNECTION WITH THE USE
// OR PERFORMANCE OF THIS SOFTWARE.
//
// Contributor(s):
// Ulf Zibis <ulf.zibis@gmx.de> (resolution preserving, RVS COM resolutions,
// inheritance from CFile)
//
// You can contact the original author by email at peter.schaefer@gmx.de.
//
// I'm always pleased to hear that somebody is actually using my software.
// If you can manage it, e-mail me a quick notice. Thanks!
//
/*-RCS-Info----------------------------------------------------
$Id: input.h,v 1.3 2008/09/13 13:06:26 pschaefer Exp $
---RCS-Info--------------------------------------------------*/
typedef enum {
NORMAL,
WHITESKIP,
BADLINE,
USERINFO
} TSFFRecordType;
typedef struct{
sff_dword sff_id;
sff_byte version;
sff_byte reserved;
sff_word user_info;
sff_word num_pages;
sff_word first_page;
sff_dword last_page;
sff_dword file_size;
} TSFFFileHeader;
typedef struct{
sff_byte vert_res;
sff_byte horiz_res;
sff_byte coding;
sff_byte specials;
sff_word linelen;
sff_word pagelen;
sff_dword prev_page;
sff_dword next_page;
} TSFFPageHeader;
typedef struct{
TSFFRecordType type;
sff_word cb;
sff_dword runlength;
sff_byte *pData;
} TSFFRecord;
typedef struct{
sff_dword width;
sff_dword height;
sff_word dpi;
sff_word lpi;
off_t filepos;
} TSFFPage;
//-----------------------------------------------------------------
typedef std::vector<TSFFPage *> PAGEVECTOR;
//-----------------------------------------------------------------
class CSffFile : public CFile
{
protected:
static sff_byte m_SFFID[4];
PAGEVECTOR m_acPages;
void ScanFile();
// throw CSimpleException
public:
CSffFile(const std::string& strFileName);
~CSffFile();
int GetPageCount() { return m_acPages.size(); };
bool PageIsValid(int nPage);
bool SeekPage(int nPage);
TSFFPage *GetPage(int nPage);
bool IsLowRes(int nPage);
sff_word GetHorizontalResolution(int nPage);
sff_word GetVerticalResolution(int nPage);
sff_dword GetPageWidth(int nPage);
sff_dword GetPageHeight(int nPage);
bool GetRecord(TSFFRecord& rec);
bool DecodeRecord(TSFFRecord& rec, CBitSink& bitsink);
};
#endif // __INPUT_H__
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