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/******************************************************************************
* $Id: mrsidstream.h 16078 2009-01-14 05:43:02Z warmerdam $
*
* Project: Multi-resolution Seamless Image Database (MrSID)
* Purpose: Input/output stream wrapper for usage with LizardTech's
* MrSID SDK, wrapper class declaration.
* Author: Andrey Kiselev, dron@ak4719.spb.edu
*
******************************************************************************
* Copyright (c) 2008, Andrey Kiselev <dron@ak4719.spb.edu>
*
* 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.
****************************************************************************/
#ifndef MRSIDSTREAM_H_INCLUDED
#define MRSIDSTREAM_H_INCLUDED
#include "lt_base.h"
#include "lt_ioStreamInf.h"
#include "cpl_vsi_virtual.h"
LT_USE_NAMESPACE(LizardTech)
class LTIVSIStream : public LTIOStreamInf
{
public:
LTIVSIStream();
LT_STATUS initialize( const char *, const char * );
LT_STATUS initialize( LTIVSIStream* ltiVSIStream );
~LTIVSIStream();
bool isEOF();
bool isOpen();
LT_STATUS open();
LT_STATUS close();
lt_uint32 read( lt_uint8 *, lt_uint32 );
lt_uint32 write( const lt_uint8 *, lt_uint32 );
LT_STATUS seek( lt_int64, LTIOSeekDir );
lt_int64 tell();
LTIOStreamInf* duplicate();
LT_STATUS getLastError() const;
const char* getID() const;
private:
VSIVirtualHandle *poFileHandle;
int nError;
int *pnRefCount;
int bIsOpen;
};
#endif /* MRSIDSTREAM_H_INCLUDED */
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