xref: /trunk/main/svtools/source/inc/jpeg.hxx (revision cdf0e10c4e3984b49a9502b011690b615761d4a3)
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27*cdf0e10cSrcweir 
28*cdf0e10cSrcweir #ifndef _JPEG_HXX
29*cdf0e10cSrcweir #define _JPEG_HXX
30*cdf0e10cSrcweir 
31*cdf0e10cSrcweir #ifndef _GRAPH_HXX
32*cdf0e10cSrcweir #include <vcl/graph.hxx>
33*cdf0e10cSrcweir #endif
34*cdf0e10cSrcweir #include <svtools/fltcall.hxx>
35*cdf0e10cSrcweir #include <com/sun/star/uno/Sequence.h>
36*cdf0e10cSrcweir #include <com/sun/star/beans/PropertyValue.hpp>
37*cdf0e10cSrcweir #include <com/sun/star/task/XStatusIndicator.hpp>
38*cdf0e10cSrcweir 
39*cdf0e10cSrcweir #ifdef _JPEGPRIVATE
40*cdf0e10cSrcweir 
41*cdf0e10cSrcweir // --------
42*cdf0e10cSrcweir // - Enum -
43*cdf0e10cSrcweir // --------
44*cdf0e10cSrcweir 
45*cdf0e10cSrcweir enum ReadState
46*cdf0e10cSrcweir {
47*cdf0e10cSrcweir     JPEGREAD_OK,
48*cdf0e10cSrcweir     JPEGREAD_ERROR,
49*cdf0e10cSrcweir     JPEGREAD_NEED_MORE
50*cdf0e10cSrcweir };
51*cdf0e10cSrcweir 
52*cdf0e10cSrcweir // --------------
53*cdf0e10cSrcweir // - JPEGReader -
54*cdf0e10cSrcweir // --------------
55*cdf0e10cSrcweir 
56*cdf0e10cSrcweir class JPEGReader : public GraphicReader
57*cdf0e10cSrcweir {
58*cdf0e10cSrcweir     SvStream&           rIStm;
59*cdf0e10cSrcweir     Bitmap              aBmp;
60*cdf0e10cSrcweir     Bitmap              aBmp1;
61*cdf0e10cSrcweir     BitmapWriteAccess*  pAcc;
62*cdf0e10cSrcweir     BitmapWriteAccess*  pAcc1;
63*cdf0e10cSrcweir     void*               pBuffer;
64*cdf0e10cSrcweir     long                nLastPos;
65*cdf0e10cSrcweir     long                nFormerPos;
66*cdf0e10cSrcweir     long                nLastLines;
67*cdf0e10cSrcweir     sal_Bool            bSetLogSize;
68*cdf0e10cSrcweir 
69*cdf0e10cSrcweir     Graphic             CreateIntermediateGraphic( const Bitmap& rBitmap, long nLines );
70*cdf0e10cSrcweir     void                FillBitmap();
71*cdf0e10cSrcweir 
72*cdf0e10cSrcweir public:
73*cdf0e10cSrcweir 
74*cdf0e10cSrcweir     void*               CreateBitmap( void* JPEGCreateBitmapParam );
75*cdf0e10cSrcweir 
76*cdf0e10cSrcweir public:
77*cdf0e10cSrcweir 
78*cdf0e10cSrcweir 
79*cdf0e10cSrcweir 
80*cdf0e10cSrcweir                         JPEGReader( SvStream& rStm, void* pCallData, sal_Bool bSetLogSize );
81*cdf0e10cSrcweir     virtual             ~JPEGReader();
82*cdf0e10cSrcweir 
83*cdf0e10cSrcweir 
84*cdf0e10cSrcweir     ReadState           Read( Graphic& rGraphic );
85*cdf0e10cSrcweir };
86*cdf0e10cSrcweir 
87*cdf0e10cSrcweir // --------------
88*cdf0e10cSrcweir // - JPEGWriter -
89*cdf0e10cSrcweir // --------------
90*cdf0e10cSrcweir 
91*cdf0e10cSrcweir class JPEGWriter
92*cdf0e10cSrcweir {
93*cdf0e10cSrcweir     SvStream&           rOStm;
94*cdf0e10cSrcweir     Bitmap              aBmp;
95*cdf0e10cSrcweir     BitmapReadAccess*   pAcc;
96*cdf0e10cSrcweir     sal_uInt8*              pBuffer;
97*cdf0e10cSrcweir     sal_Bool                bNative;
98*cdf0e10cSrcweir 
99*cdf0e10cSrcweir     sal_Bool            bGreys;
100*cdf0e10cSrcweir     sal_Int32           nQuality;
101*cdf0e10cSrcweir 
102*cdf0e10cSrcweir     bool*               pExpWasGrey;
103*cdf0e10cSrcweir 
104*cdf0e10cSrcweir     com::sun::star::uno::Reference< com::sun::star::task::XStatusIndicator > xStatusIndicator;
105*cdf0e10cSrcweir 
106*cdf0e10cSrcweir public:
107*cdf0e10cSrcweir 
108*cdf0e10cSrcweir     void*               GetScanline( long nY );
109*cdf0e10cSrcweir 
110*cdf0e10cSrcweir                         JPEGWriter( SvStream& rOStm, const ::com::sun::star::uno::Sequence< ::com::sun::star::beans::PropertyValue >* pFilterData,
111*cdf0e10cSrcweir                                     bool* pExportWasGrey = NULL );
112*cdf0e10cSrcweir                         ~JPEGWriter() {};
113*cdf0e10cSrcweir 
114*cdf0e10cSrcweir     sal_Bool                Write( const Graphic& rGraphic );
115*cdf0e10cSrcweir };
116*cdf0e10cSrcweir 
117*cdf0e10cSrcweir #endif // _JPEGPRIVATE
118*cdf0e10cSrcweir 
119*cdf0e10cSrcweir // ---------------------
120*cdf0e10cSrcweir // - Import/ExportJPEG -
121*cdf0e10cSrcweir // ---------------------
122*cdf0e10cSrcweir 
123*cdf0e10cSrcweir sal_Bool ImportJPEG( SvStream& rStream, Graphic& rGraphic, void* pCallerData, sal_Int32 nImportFlags );
124*cdf0e10cSrcweir 
125*cdf0e10cSrcweir sal_Bool ExportJPEG( SvStream& rStream,
126*cdf0e10cSrcweir                  const Graphic& rGraphic,
127*cdf0e10cSrcweir                  const ::com::sun::star::uno::Sequence< ::com::sun::star::beans::PropertyValue >* pFilterData,
128*cdf0e10cSrcweir                  bool* pExportWasGrey = NULL
129*cdf0e10cSrcweir                 );
130*cdf0e10cSrcweir 
131*cdf0e10cSrcweir #endif // _JPEG_HXX
132