1*01aa44aaSAndrew Rist /************************************************************** 2cdf0e10cSrcweir * 3*01aa44aaSAndrew Rist * Licensed to the Apache Software Foundation (ASF) under one 4*01aa44aaSAndrew Rist * or more contributor license agreements. See the NOTICE file 5*01aa44aaSAndrew Rist * distributed with this work for additional information 6*01aa44aaSAndrew Rist * regarding copyright ownership. The ASF licenses this file 7*01aa44aaSAndrew Rist * to you under the Apache License, Version 2.0 (the 8*01aa44aaSAndrew Rist * "License"); you may not use this file except in compliance 9*01aa44aaSAndrew Rist * with the License. You may obtain a copy of the License at 10*01aa44aaSAndrew Rist * 11*01aa44aaSAndrew Rist * http://www.apache.org/licenses/LICENSE-2.0 12*01aa44aaSAndrew Rist * 13*01aa44aaSAndrew Rist * Unless required by applicable law or agreed to in writing, 14*01aa44aaSAndrew Rist * software distributed under the License is distributed on an 15*01aa44aaSAndrew Rist * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY 16*01aa44aaSAndrew Rist * KIND, either express or implied. See the License for the 17*01aa44aaSAndrew Rist * specific language governing permissions and limitations 18*01aa44aaSAndrew Rist * under the License. 19*01aa44aaSAndrew Rist * 20*01aa44aaSAndrew Rist *************************************************************/ 21*01aa44aaSAndrew Rist 22*01aa44aaSAndrew Rist 23cdf0e10cSrcweir 24cdf0e10cSrcweir #ifndef _JPEG_HXX 25cdf0e10cSrcweir #define _JPEG_HXX 26cdf0e10cSrcweir 27cdf0e10cSrcweir #ifndef _GRAPH_HXX 28cdf0e10cSrcweir #include <vcl/graph.hxx> 29cdf0e10cSrcweir #endif 30cdf0e10cSrcweir #include <svtools/fltcall.hxx> 31cdf0e10cSrcweir #include <com/sun/star/uno/Sequence.h> 32cdf0e10cSrcweir #include <com/sun/star/beans/PropertyValue.hpp> 33cdf0e10cSrcweir #include <com/sun/star/task/XStatusIndicator.hpp> 34cdf0e10cSrcweir 35cdf0e10cSrcweir #ifdef _JPEGPRIVATE 36cdf0e10cSrcweir 37cdf0e10cSrcweir // -------- 38cdf0e10cSrcweir // - Enum - 39cdf0e10cSrcweir // -------- 40cdf0e10cSrcweir 41cdf0e10cSrcweir enum ReadState 42cdf0e10cSrcweir { 43cdf0e10cSrcweir JPEGREAD_OK, 44cdf0e10cSrcweir JPEGREAD_ERROR, 45cdf0e10cSrcweir JPEGREAD_NEED_MORE 46cdf0e10cSrcweir }; 47cdf0e10cSrcweir 48cdf0e10cSrcweir // -------------- 49cdf0e10cSrcweir // - JPEGReader - 50cdf0e10cSrcweir // -------------- 51cdf0e10cSrcweir 52cdf0e10cSrcweir class JPEGReader : public GraphicReader 53cdf0e10cSrcweir { 54cdf0e10cSrcweir SvStream& rIStm; 55cdf0e10cSrcweir Bitmap aBmp; 56cdf0e10cSrcweir Bitmap aBmp1; 57cdf0e10cSrcweir BitmapWriteAccess* pAcc; 58cdf0e10cSrcweir BitmapWriteAccess* pAcc1; 59cdf0e10cSrcweir void* pBuffer; 60cdf0e10cSrcweir long nLastPos; 61cdf0e10cSrcweir long nFormerPos; 62cdf0e10cSrcweir long nLastLines; 63cdf0e10cSrcweir sal_Bool bSetLogSize; 64cdf0e10cSrcweir 65cdf0e10cSrcweir Graphic CreateIntermediateGraphic( const Bitmap& rBitmap, long nLines ); 66cdf0e10cSrcweir void FillBitmap(); 67cdf0e10cSrcweir 68cdf0e10cSrcweir public: 69cdf0e10cSrcweir 70cdf0e10cSrcweir void* CreateBitmap( void* JPEGCreateBitmapParam ); 71cdf0e10cSrcweir 72cdf0e10cSrcweir public: 73cdf0e10cSrcweir 74cdf0e10cSrcweir 75cdf0e10cSrcweir 76cdf0e10cSrcweir JPEGReader( SvStream& rStm, void* pCallData, sal_Bool bSetLogSize ); 77cdf0e10cSrcweir virtual ~JPEGReader(); 78cdf0e10cSrcweir 79cdf0e10cSrcweir 80cdf0e10cSrcweir ReadState Read( Graphic& rGraphic ); 81cdf0e10cSrcweir }; 82cdf0e10cSrcweir 83cdf0e10cSrcweir // -------------- 84cdf0e10cSrcweir // - JPEGWriter - 85cdf0e10cSrcweir // -------------- 86cdf0e10cSrcweir 87cdf0e10cSrcweir class JPEGWriter 88cdf0e10cSrcweir { 89cdf0e10cSrcweir SvStream& rOStm; 90cdf0e10cSrcweir Bitmap aBmp; 91cdf0e10cSrcweir BitmapReadAccess* pAcc; 92cdf0e10cSrcweir sal_uInt8* pBuffer; 93cdf0e10cSrcweir sal_Bool bNative; 94cdf0e10cSrcweir 95cdf0e10cSrcweir sal_Bool bGreys; 96cdf0e10cSrcweir sal_Int32 nQuality; 97cdf0e10cSrcweir 98cdf0e10cSrcweir bool* pExpWasGrey; 99cdf0e10cSrcweir 100cdf0e10cSrcweir com::sun::star::uno::Reference< com::sun::star::task::XStatusIndicator > xStatusIndicator; 101cdf0e10cSrcweir 102cdf0e10cSrcweir public: 103cdf0e10cSrcweir 104cdf0e10cSrcweir void* GetScanline( long nY ); 105cdf0e10cSrcweir 106cdf0e10cSrcweir JPEGWriter( SvStream& rOStm, const ::com::sun::star::uno::Sequence< ::com::sun::star::beans::PropertyValue >* pFilterData, 107cdf0e10cSrcweir bool* pExportWasGrey = NULL ); ~JPEGWriter()108cdf0e10cSrcweir ~JPEGWriter() {}; 109cdf0e10cSrcweir 110cdf0e10cSrcweir sal_Bool Write( const Graphic& rGraphic ); 111cdf0e10cSrcweir }; 112cdf0e10cSrcweir 113cdf0e10cSrcweir #endif // _JPEGPRIVATE 114cdf0e10cSrcweir 115cdf0e10cSrcweir // --------------------- 116cdf0e10cSrcweir // - Import/ExportJPEG - 117cdf0e10cSrcweir // --------------------- 118cdf0e10cSrcweir 119cdf0e10cSrcweir sal_Bool ImportJPEG( SvStream& rStream, Graphic& rGraphic, void* pCallerData, sal_Int32 nImportFlags ); 120cdf0e10cSrcweir 121cdf0e10cSrcweir sal_Bool ExportJPEG( SvStream& rStream, 122cdf0e10cSrcweir const Graphic& rGraphic, 123cdf0e10cSrcweir const ::com::sun::star::uno::Sequence< ::com::sun::star::beans::PropertyValue >* pFilterData, 124cdf0e10cSrcweir bool* pExportWasGrey = NULL 125cdf0e10cSrcweir ); 126cdf0e10cSrcweir 127cdf0e10cSrcweir #endif // _JPEG_HXX 128