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/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
/*
* This file is part of the LibreOffice project.
*
* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this
* file, You can obtain one at http://mozilla.org/MPL/2.0/.
*
* This file incorporates work covered by the following license notice:
*
* Licensed to the Apache Software Foundation (ASF) under one or more
* contributor license agreements. See the NOTICE file distributed
* with this work for additional information regarding copyright
* ownership. The ASF licenses this file to you under the Apache
* License, Version 2.0 (the "License"); you may not use this file
* except in compliance with the License. You may obtain a copy of
* the License at http://www.apache.org/licenses/LICENSE-2.0 .
*/
#ifndef _JPEG_HXX
#define _JPEG_HXX
#include <vcl/graph.hxx>
#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;
sal_uInt8* pBuffer;
sal_Bool bNative;
sal_Bool bGreys;
sal_Int32 nQuality;
bool* pExpWasGrey;
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,
bool* pExportWasGrey = NULL );
~JPEGWriter() {};
sal_Bool Write( const Graphic& rGraphic );
};
#endif // _JPEGPRIVATE
// ---------------------
// - Import/ExportJPEG -
// ---------------------
sal_Bool ImportJPEG( SvStream& rStream, Graphic& rGraphic, void* pCallerData, sal_Int32 nImportFlags );
sal_Bool ExportJPEG( SvStream& rStream,
const Graphic& rGraphic,
const ::com::sun::star::uno::Sequence< ::com::sun::star::beans::PropertyValue >* pFilterData,
bool* pExportWasGrey = NULL
);
#endif // _JPEG_HXX
/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
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