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3// Copyright (c) 2011, Industrial Light & Magic, a division of Lucas 
4// Digital Ltd. LLC 
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33/////////////////////////////////////////////////////////////////////////// 
34 
35#ifndef IMFMULTIPARTINPUTFILE_H_ 
36#define IMFMULTIPARTINPUTFILE_H_ 
37 
38#include "ImfGenericInputFile.h" 
39#include "ImfNamespace.h" 
40#include "ImfForward.h" 
41#include "ImfThreading.h" 
42#include "ImfExport.h" 
43 
44OPENEXR_IMF_INTERNAL_NAMESPACE_HEADER_ENTER 
45 
46 
47class MultiPartInputFile : public GenericInputFile 
48{ 
49 public: 
50 IMF_EXPORT 
51 MultiPartInputFile(const char fileName[], 
52 int numThreads = globalThreadCount(), 
53 bool reconstructChunkOffsetTable = true); 
54 
55 IMF_EXPORT 
56 MultiPartInputFile(IStream& is, 
57 int numThreads = globalThreadCount(), 
58 bool reconstructChunkOffsetTable = true); 
59 
60 IMF_EXPORT 
61 virtual ~MultiPartInputFile(); 
62 
63 // ---------------------- 
64 // Count of number of parts in file 
65 // --------------------- 
66 IMF_EXPORT 
67 int parts() const; 
68  
69  
70 //---------------------- 
71 // Access to the headers 
72 //---------------------- 
73 
74 IMF_EXPORT 
75 const Header & header(int n) const; 
76  
77 
78 //---------------------------------- 
79 // Access to the file format version 
80 //---------------------------------- 
81 
82 IMF_EXPORT 
83 int version () const; 
84 
85 
86 // =---------------------------------------- 
87 // Check whether the entire chunk offset 
88 // table for the part is written correctly 
89 // ----------------------------------------- 
90 IMF_EXPORT 
91 bool partComplete(int part) const; 
92 
93 
94 struct Data; 
95 
96 
97 private: 
98 Data* _data; 
99 
100 MultiPartInputFile(const MultiPartInputFile &) = delete; 
101 MultiPartInputFile& operator = (const MultiPartInputFile &) = delete; 
102 MultiPartInputFile(MultiPartInputFile &&) = delete; 
103 MultiPartInputFile& operator = (MultiPartInputFile &&) = delete; 
104 
105  
106 // 
107 // used internally by 'Part' types to access individual parts of the multipart file 
108 // 
109 template<class T> T* getInputPart(int partNumber); 
110 InputPartData* getPart(int); 
111  
112 void initialize(); 
113 
114 
115  
116 
117 friend class InputPart; 
118 friend class ScanLineInputPart; 
119 friend class TiledInputPart; 
120 friend class DeepScanLineInputPart; 
121 friend class DeepTiledInputPart; 
122 
123 // 
124 // For backward compatibility. 
125 // 
126 
127 friend class InputFile; 
128 friend class TiledInputFile; 
129 friend class ScanLineInputFile; 
130 friend class DeepScanLineInputFile; 
131 friend class DeepTiledInputFile; 
132}; 
133 
134 
135OPENEXR_IMF_INTERNAL_NAMESPACE_HEADER_EXIT 
136 
137#endif /* IMFMULTIPARTINPUTFILE_H_ */ 
138