1 ///////////////////////////////////////////////////////////////////////////
2 //
3 // Copyright (c) 2011, Industrial Light & Magic, a division of Lucas
4 // Digital Ltd. LLC
5 //
6 // All rights reserved.
7 //
8 // Redistribution and use in source and binary forms, with or without
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13 // *       Redistributions in binary form must reproduce the above
14 // copyright notice, this list of conditions and the following disclaimer
15 // in the documentation and/or other materials provided with the
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21 // THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
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23 // LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
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33 ///////////////////////////////////////////////////////////////////////////
34 
35 #ifndef IMFINPUTPART_H_
36 #define IMFINPUTPART_H_
37 
38 #include "ImfInputFile.h"
39 #include "ImfOutputPart.h"
40 #include "ImfForward.h"
41 #include "ImfNamespace.h"
42 #include "ImfExport.h"
43 
44 OPENEXR_IMF_INTERNAL_NAMESPACE_HEADER_ENTER
45 
46 //-------------------------------------------------------------------
47 // class InputPart:
48 //
49 // Same interface as InputFile. Please refer to InputFile.
50 //-------------------------------------------------------------------
51 
52 class InputPart
53 {
54     public:
55         IMF_EXPORT
56         InputPart(MultiPartInputFile& multiPartFile, int partNumber);
57 
58         IMF_EXPORT
59         const char *        fileName () const;
60         IMF_EXPORT
61         const Header &      header () const;
62         IMF_EXPORT
63         int                 version () const;
64         IMF_EXPORT
65         void                setFrameBuffer (const FrameBuffer &frameBuffer);
66         IMF_EXPORT
67         const FrameBuffer & frameBuffer () const;
68         IMF_EXPORT
69         bool                isComplete () const;
70         IMF_EXPORT
71         bool                isOptimizationEnabled () const;
72         IMF_EXPORT
73         void                readPixels (int scanLine1, int scanLine2);
74         IMF_EXPORT
75         void                readPixels (int scanLine);
76         IMF_EXPORT
77         void                rawPixelData (int firstScanLine,
78                                           const char *&pixelData,
79                                           int &pixelDataSize);
80 
81 
82         IMF_EXPORT
83         void                rawPixelDataToBuffer (int scanLine,
84                                                   char *pixelData,
85                                                   int &pixelDataSize) const;
86 
87 
88         IMF_EXPORT
89         void                rawTileData (int &dx, int &dy,
90                                          int &lx, int &ly,
91                                          const char *&pixelData,
92                                          int &pixelDataSize);
93 
94     private:
95         InputFile* file;
96     // for internal use - give OutputFile and TiledOutputFile access to file for copyPixels
97     friend void OutputFile::copyPixels(InputPart&);
98     friend void TiledOutputFile::copyPixels(InputPart&);
99 
100 };
101 
102 OPENEXR_IMF_INTERNAL_NAMESPACE_HEADER_EXIT
103 
104 #endif /* IMFINPUTPART_H_ */
105