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/*************************************************************************
*
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
*
* Copyright 2000, 2010 Oracle and/or its affiliates.
*
* OpenOffice.org - a multi-platform office productivity suite
*
* This file is part of OpenOffice.org.
*
* OpenOffice.org is free software: you can redistribute it and/or modify
* it under the terms of the GNU Lesser General Public License version 3
* only, as published by the Free Software Foundation.
*
* OpenOffice.org 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 Lesser General Public License version 3 for more details
* (a copy is included in the LICENSE file that accompanied this code).
*
* You should have received a copy of the GNU Lesser General Public License
* version 3 along with OpenOffice.org. If not, see
* <http://www.openoffice.org/license.html>
* for a copy of the LGPLv3 License.
*
************************************************************************/
#ifndef _JPEG_HXX
#define _JPEG_HXX
#ifndef _GRAPH_HXX
#include <vcl/graph.hxx>
#endif
#include <svtools/fltcall.hxx>
#include <com/sun/star/uno/Sequence.h>
#include <com/sun/star/beans/PropertyValue.hpp>
#include <com/sun/star/task/XStatusIndicator.hpp>
#ifdef _JPEGPRIVATE
// --------
// - Enum -
// --------
enum ReadState
{
JPEGREAD_OK,
JPEGREAD_ERROR,
JPEGREAD_NEED_MORE
};
// --------------
// - JPEGReader -
// --------------
class JPEGReader : public GraphicReader
{
SvStream& rIStm;
Bitmap aBmp;
Bitmap aBmp1;
BitmapWriteAccess* pAcc;
BitmapWriteAccess* pAcc1;
void* pBuffer;
long nLastPos;
long nFormerPos;
long nLastLines;
sal_Bool bSetLogSize;
Graphic CreateIntermediateGraphic( const Bitmap& rBitmap, long nLines );
void FillBitmap();
public:
void* CreateBitmap( void* JPEGCreateBitmapParam );
public:
JPEGReader( SvStream& rStm, void* pCallData, sal_Bool bSetLogSize );
virtual ~JPEGReader();
ReadState Read( Graphic& rGraphic );
};
// --------------
// - JPEGWriter -
// --------------
class JPEGWriter
{
SvStream& rOStm;
Bitmap aBmp;
BitmapReadAccess* pAcc;
BYTE* pBuffer;
BOOL bNative;
sal_Bool bGreys;
sal_Int32 nQuality;
com::sun::star::uno::Reference< com::sun::star::task::XStatusIndicator > xStatusIndicator;
public:
void* GetScanline( long nY );
JPEGWriter( SvStream& rOStm, const ::com::sun::star::uno::Sequence< ::com::sun::star::beans::PropertyValue >* pFilterData );
~JPEGWriter() {};
BOOL Write( const Graphic& rGraphic );
};
#endif // _JPEGPRIVATE
// ---------------------
// - Import/ExportJPEG -
// ---------------------
BOOL ImportJPEG( SvStream& rStream, Graphic& rGraphic, void* pCallerData, sal_Int32 nImportFlags );
BOOL ExportJPEG( SvStream& rStream, const Graphic& rGraphic, const ::com::sun::star::uno::Sequence< ::com::sun::star::beans::PropertyValue >* pFilterData );
#endif // _JPEG_HXX
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