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 :
28 111 : bool ImportJPEG( SvStream& rInputStream, Graphic& rGraphic, void* pCallerData, sal_Int32 nImportFlags )
29 : {
30 : ReadState eReadState;
31 111 : bool bReturn = true;
32 :
33 111 : JPEGReader* pJPEGReader = (JPEGReader*) rGraphic.GetContext();
34 :
35 111 : if( !pJPEGReader )
36 : {
37 111 : pJPEGReader = new JPEGReader( rInputStream, pCallerData, ( nImportFlags & GRFILTER_I_FLAGS_SET_LOGSIZE_FOR_JPEG ) != 0 );
38 : }
39 :
40 111 : if( nImportFlags & GRFILTER_I_FLAGS_FOR_PREVIEW )
41 : {
42 0 : pJPEGReader->SetPreviewSize( Size(128,128) );
43 : }
44 : else
45 : {
46 111 : pJPEGReader->DisablePreviewMode();
47 : }
48 :
49 111 : rGraphic.SetContext( NULL );
50 111 : eReadState = pJPEGReader->Read( rGraphic );
51 :
52 111 : if( eReadState == JPEGREAD_ERROR )
53 : {
54 5 : bReturn = false;
55 5 : delete pJPEGReader;
56 : }
57 106 : else if( eReadState == JPEGREAD_OK )
58 : {
59 106 : delete pJPEGReader;
60 : }
61 : else
62 : {
63 0 : rGraphic.SetContext( pJPEGReader );
64 : }
65 :
66 111 : 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 : }
77 :
78 : /* vim:set shiftwidth=4 softtabstop=4 expandtab: */
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