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Diffstat (limited to 'svtools/inc/jpeg.hxx')
| -rw-r--r-- | svtools/inc/jpeg.hxx | 209 |
1 files changed, 209 insertions, 0 deletions
diff --git a/svtools/inc/jpeg.hxx b/svtools/inc/jpeg.hxx new file mode 100644 index 000000000000..de89fdc3ccb6 --- /dev/null +++ b/svtools/inc/jpeg.hxx @@ -0,0 +1,209 @@ +/************************************************************************* + * + * $RCSfile: jpeg.hxx,v $ + * + * $Revision: 1.1.1.1 $ + * + * last change: $Author: hr $ $Date: 2000-09-18 16:58:51 $ + * + * The Contents of this file are made available subject to the terms of + * either of the following licenses + * + * - GNU Lesser General Public License Version 2.1 + * - Sun Industry Standards Source License Version 1.1 + * + * Sun Microsystems Inc., October, 2000 + * + * GNU Lesser General Public License Version 2.1 + * ============================================= + * Copyright 2000 by Sun Microsystems, Inc. + * 901 San Antonio Road, Palo Alto, CA 94303, USA + * + * This library is free software; you can redistribute it and/or + * modify it under the terms of the GNU Lesser General Public + * License version 2.1, as published by the Free Software Foundation. + * + * This library 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 for more details. + * + * You should have received a copy of the GNU Lesser General Public + * License along with this library; if not, write to the Free Software + * Foundation, Inc., 59 Temple Place, Suite 330, Boston, + * MA 02111-1307 USA + * + * + * Sun Industry Standards Source License Version 1.1 + * ================================================= + * The contents of this file are subject to the Sun Industry Standards + * Source License Version 1.1 (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.openoffice.org/license.html. + * + * Software provided under this License is provided on an "AS IS" basis, + * WITHOUT WARRANTY OF ANY KIND, EITHER EXPRESSED OR IMPLIED, INCLUDING, + * WITHOUT LIMITATION, WARRANTIES THAT THE SOFTWARE IS FREE OF DEFECTS, + * MERCHANTABLE, FIT FOR A PARTICULAR PURPOSE, OR NON-INFRINGING. + * See the License for the specific provisions governing your rights and + * obligations concerning the Software. + * + * The Initial Developer of the Original Code is: Sun Microsystems, Inc. + * + * Copyright: 2000 by Sun Microsystems, Inc. + * + * All Rights Reserved. + * + * Contributor(s): _______________________________________ + * + * + ************************************************************************/ + +#ifndef _JPEG_HXX +#define _JPEG_HXX + +#ifdef VCL + +#ifndef _GRAPH_HXX +#include <vcl/graph.hxx> +#endif +#ifndef _FLTCALL_HXX +#include "fltcall.hxx" +#endif + +class Config; + +#else // VCL + +#ifndef _GEN_HXX +#include <tools/gen.hxx> +#endif +#ifndef _FLTCALL_HXX +#include "fltcall.hxx" +#endif +#ifndef _FLTDEFS_HXX +#include "fltdefs.hxx" +#endif + +#endif // VCL + +#ifdef _JPEGPRIVATE + +// -------- +// - Enum - +// -------- + +enum ReadState +{ + JPEGREAD_OK, + JPEGREAD_ERROR, + JPEGREAD_NEED_MORE +}; + +// -------------- +// - JPEGReader - +// -------------- + +#ifdef VCL + +class JPEGReader : public GraphicReader +{ + SvStream& rIStm; + Bitmap aBmp; + Bitmap aBmp1; + BitmapWriteAccess* pAcc; + BitmapWriteAccess* pAcc1; + void* pBuffer; + long nLastPos; + long nFormerPos; + long nLastLines; + + Graphic CreateIntermediateGraphic( const Bitmap& rBitmap, long nLines ); + void FillBitmap(); + +public: + + void* CreateBitmap( const Size& rSize, BOOL bGray, long& rAlignedWidth, long& rTopDown ); + +public: + + + + JPEGReader( SvStream& rStm, void* pCallData ); + virtual ~JPEGReader(); + + + ReadState Read( Graphic& rGraphic ); +}; + +// -------------- +// - JPEGWriter - +// -------------- + +class JPEGWriter +{ + SvStream& rOStm; + Bitmap aBmp; + BitmapReadAccess* pAcc; + BYTE* pBuffer; + PFilterCallback pCallback; + void* pCallerData; + Config* pConfig; + BOOL bNative; + +public: + + void* GetScanline( long nY ); + +public: + + JPEGWriter( SvStream& rOStm, PFilterCallback pCallback, + void* pCallData, Config* pOptionsConfig ); + ~JPEGWriter() {}; + + BOOL Write( const Graphic& rGraphic ); +}; + +#else // VCL + +class JPEGReader : public GraphicReader +{ + Graphic aImGraphic; + SvStream& rIStm; + PDIBBYTE pMonoDIB; + PDIBBYTE pRow1; + PDIBBYTE pMonoFile; + long nLastPos; + long nFormerPos; + long nLastLines; + long nWidthAl1; + long nTotal; + long nMonoTotal; + + void CreateMonoDIB( const Size& rSize ); + void CreateIntermediateGraphic( const Bitmap& rBitmap, long nLines ); + + +public: + + JPEGReader( SvStream& rStm, void* pCallData ); + virtual ~JPEGReader(); + + + ReadState ReadJpeg( Graphic& rGraphic ); +}; + +#endif // VCL +#endif // _JPEGPRIVATE + +// --------------------- +// - Import/ExportJPEG - +// --------------------- + +BOOL ImportJPEG( SvStream& rStream, Graphic& rGraphic, void* pCallerData ); + +BOOL ExportJPEG( SvStream& rStream, const Graphic& rGraphic, + PFilterCallback pCallback, void* pCallerData, + Config* pOptionsConfig ); + +#endif // _JPEG_HXX |