Line data    Source code

       1             : /* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
       2             : /*
       3             :  * This file is part of the LibreOffice project.
       4             :  *
       5             :  * This Source Code Form is subject to the terms of the Mozilla Public
       6             :  * License, v. 2.0. If a copy of the MPL was not distributed with this
       7             :  * file, You can obtain one at http://mozilla.org/MPL/2.0/.
       8             :  *
       9             :  * This file incorporates work covered by the following license notice:
      10             :  *
      11             :  *   Licensed to the Apache Software Foundation (ASF) under one or more
      12             :  *   contributor license agreements. See the NOTICE file distributed
      13             :  *   with this work for additional information regarding copyright
      14             :  *   ownership. The ASF licenses this file to you under the Apache
      15             :  *   License, Version 2.0 (the "License"); you may not use this file
      16             :  *   except in compliance with the License. You may obtain a copy of
      17             :  *   the License at http://www.apache.org/licenses/LICENSE-2.0 .
      18             :  */
      19             : 
      20             : #include "JpegReader.hxx"
      21             : #include "JpegWriter.hxx"
      22             : #include "jpeg.hxx"
      23             : 
      24             : #include <vcl/bmpacc.hxx>
      25             : #include <vcl/FilterConfigItem.hxx>
      26             : #include <vcl/graphicfilter.hxx>
      27             : 
      28         439 : bool ImportJPEG( SvStream& rInputStream, Graphic& rGraphic, void* pCallerData, GraphicFilterImportFlags nImportFlags )
      29             : {
      30             :     ReadState   eReadState;
      31         439 :     bool        bReturn = true;
      32             : 
      33         439 :     JPEGReader* pJPEGReader = static_cast<JPEGReader*>( rGraphic.GetContext() );
      34             : 
      35         439 :     if( !pJPEGReader )
      36             :     {
      37         439 :         pJPEGReader = new JPEGReader( rInputStream, pCallerData, bool( nImportFlags & GraphicFilterImportFlags::SetLogsizeForJpeg ) );
      38             :     }
      39             : 
      40         439 :     if( nImportFlags & GraphicFilterImportFlags::ForPreview )
      41             :     {
      42           0 :         pJPEGReader->SetPreviewSize( Size(128,128) );
      43             :     }
      44             :     else
      45             :     {
      46         439 :         pJPEGReader->DisablePreviewMode();
      47             :     }
      48             : 
      49         439 :     rGraphic.SetContext( NULL );
      50         439 :     eReadState = pJPEGReader->Read( rGraphic );
      51             : 
      52         439 :     if( eReadState == JPEGREAD_ERROR )
      53             :     {
      54           5 :         bReturn = false;
      55           5 :         delete pJPEGReader;
      56             :     }
      57         434 :     else if( eReadState == JPEGREAD_OK )
      58             :     {
      59         434 :         delete pJPEGReader;
      60             :     }
      61             :     else
      62             :     {
      63           0 :         rGraphic.SetContext( pJPEGReader );
      64             :     }
      65             : 
      66         439 :     return bReturn;
      67             : }
      68             : 
      69           1 : bool ExportJPEG(SvStream& rOutputStream, const Graphic& rGraphic,
      70             :                     const com::sun::star::uno::Sequence<com::sun::star::beans::PropertyValue>* pFilterData,
      71             :                     bool* pExportWasGrey)
      72             : {
      73           1 :     JPEGWriter aJPEGWriter( rOutputStream, pFilterData, pExportWasGrey );
      74           1 :     bool bReturn = aJPEGWriter.Write( rGraphic );
      75           1 :     return bReturn;
      76         801 : }
      77             : 
      78             : /* vim:set shiftwidth=4 softtabstop=4 expandtab: */