gdal/frmts/msg/xritheaderparser.h

96 строки
2.8 KiB
C++

/******************************************************************************
*
* Purpose: Interface of XRITHeaderParser class. Parse the header of
* the combined XRIT header/data files.
* Author: Bas Retsios, retsios@itc.nl
*
******************************************************************************
* Copyright (c) 2007, ITC
*
* Permission is hereby granted, free of charge, to any person obtaining a
* copy of this software and associated documentation files (the "Software"),
* to deal in the Software without restriction, including without limitation
* the rights to use, copy, modify, merge, publish, distribute, sublicense,
* and/or sell copies of the Software, and to permit persons to whom the
* Software is furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice shall be included
* in all copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
* OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
* THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
* FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
* DEALINGS IN THE SOFTWARE.
******************************************************************************/
#if !defined( \
AFX_XRITHEADERPARSER_H__D01CC599_96C2_4901_85B3_96169D757898__INCLUDED_)
#define AFX_XRITHEADERPARSER_H__D01CC599_96C2_4901_85B3_96169D757898__INCLUDED_
#if _MSC_VER > 1000
#pragma once
#endif // _MSC_VER > 1000
#include <fstream>
class XRITHeaderParser
{
public:
explicit XRITHeaderParser(std::ifstream &ifile);
virtual ~XRITHeaderParser();
bool isValid() const
{
return m_isValid;
}
bool isPrologue() const
{
return m_isPrologue;
}
long dataSize() const
{
return m_dataSize;
}
int nrRows() const
{
return m_nrRows;
}
int nrColumns() const
{
return m_nrColumns;
}
int nrBitsPerPixel() const
{
return m_nrBitsPerPixel;
}
bool isScannedNorth() const
{
return m_scanNorth;
}
private:
static int parseInt16(unsigned char *num);
static long parseInt32(unsigned char *num);
void parseHeader(unsigned char *buf, long totalHeaderLength);
bool m_isValid;
bool m_isPrologue;
long m_dataSize;
int m_nrBitsPerPixel;
int m_nrColumns;
int m_nrRows;
bool m_scanNorth;
};
#endif // !defined(AFX_XRITHEADERPARSER_H__D01CC599_96C2_4901_85B3_96169D757898__INCLUDED_)