+++ /dev/null
-/*M///////////////////////////////////////////////////////////////////////////////////////
-//
-// IMPORTANT: READ BEFORE DOWNLOADING, COPYING, INSTALLING OR USING.
-//
-// By downloading, copying, installing or using the software you agree to this license.
-// If you do not agree to this license, do not download, install,
-// copy or use the software.
-//
-//
-// Intel License Agreement
-// For Open Source Computer Vision Library
-//
-// Copyright (C) 2000, Intel Corporation, all rights reserved.
-// Third party copyrights are property of their respective owners.
-//
-// Redistribution and use in source and binary forms, with or without modification,
-// are permitted provided that the following conditions are met:
-//
-// * Redistribution's of source code must retain the above copyright notice,
-// this list of conditions and the following disclaimer.
-//
-// * Redistribution's in binary form must reproduce the above copyright notice,
-// this list of conditions and the following disclaimer in the documentation
-// and/or other materials provided with the distribution.
-//
-// * The name of Intel Corporation may not be used to endorse or promote products
-// derived from this software without specific prior written permission.
-//
-// This software is provided by the copyright holders and contributors "as is" and
-// any express or implied warranties, including, but not limited to, the implied
-// warranties of merchantability and fitness for a particular purpose are disclaimed.
-// In no event shall the Intel Corporation or contributors be liable for any direct,
-// indirect, incidental, special, exemplary, or consequential damages
-// (including, but not limited to, procurement of substitute goods or services;
-// loss of use, data, or profits; or business interruption) however caused
-// and on any theory of liability, whether in contract, strict liability,
-// or tort (including negligence or otherwise) arising in any way out of
-// the use of this software, even if advised of the possibility of such damage.
-//
-//M*/
-
-#ifndef _RW_BASE_H_
-#define _RW_BASE_H_
-
-#if _MSC_VER >= 1200
- #pragma warning( disable: 4514 )
- #pragma warning( disable: 4711 )
-#endif
-
-#include "utils.h"
-
-#define RBS_BAD_HEADER -125 /* invalid image header */
-#define BAD_HEADER_ERR() throw RBS_BAD_HEADER
-
-// GrFmtReader interface
-class GrFmtReader
-{
-public:
-
- GrFmtReader();
-
- int GetSignatureLength() { return m_sign_len; };
- const char* GetDescription() { return m_description; };
- int GetWidth() { return m_width; };
- int GetHeight() { return m_height; };
-
- virtual bool CheckFormat( const char* signature );
- void SetFile( const char* filename );
-
- virtual int GetColor() = 0;
- virtual bool ReadHeader() = 0;
- virtual bool ReadData( uchar* data, int step, int color ) = 0;
- virtual void Close() = 0;
-
-protected:
- int m_width; // width of an image ( filled by ReadHeader )
- int m_height; // height of an image ( filled by ReadHeader )
- int m_sign_len; // length of the signature of the format
- const char* m_signature; // signature of the format
- const char* m_description; // e.g: Graphics interchange format (*.GIF)
- char m_filename[1000];
-};
-
-
-typedef struct { int stub; } ListPosition;
-
-// list of <GrFmtReader>s
-class GrFmtReadersList
-{
-public:
-
- GrFmtReadersList();
- ~GrFmtReadersList();
- void RemoveAllReaders();
- void AddReader( GrFmtReader* reader );
- int ReadersCount() { return m_curReaders; };
- ListPosition* GetFirstReaderPos();
- GrFmtReader* GetNextReader( ListPosition*& pos );
- GrFmtReader* FindReader( const char* filename );
- int GetFiltersString( char* buffer, int maxlen );
-
-protected:
-
- GrFmtReader** m_readers;
- int m_maxReaders;
- int m_curReaders;
-};
-
-#endif/*_RW_BASE_H_*/