VTK  9.2.6
vtkLZMADataCompressor.h
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1 /*=========================================================================
2 
3  Program: Visualization Toolkit
4  Module: vtkLZMADataCompressor.h
5 
6  Copyright (c) Ken Martin, Will Schroeder, Bill Lorensen
7  All rights reserved.
8  See Copyright.txt or http://www.kitware.com/Copyright.htm for details.
9 
10  This software is distributed WITHOUT ANY WARRANTY; without even
11  the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR
12  PURPOSE. See the above copyright notice for more information.
13 
14 =========================================================================*/
32 #ifndef vtkLZMADataCompressor_h
33 #define vtkLZMADataCompressor_h
34 
35 #include "vtkDataCompressor.h"
36 #include "vtkIOCoreModule.h" // For export macro
37 
38 class VTKIOCORE_EXPORT vtkLZMADataCompressor : public vtkDataCompressor
39 {
40 public:
42  void PrintSelf(ostream& os, vtkIndent indent) override;
43  static vtkLZMADataCompressor* New();
44 
51  size_t GetMaximumCompressionSpace(size_t size) override;
56  // Compression level setter required by vtkDataCompressor.
57  void SetCompressionLevel(int compressionLevel) override;
58 
59  // Compression level getter required by vtkDataCompressor.
60  int GetCompressionLevel() override;
61 
62 protected:
64  ~vtkLZMADataCompressor() override;
65 
67 
68  // Compression method required by vtkDataCompressor.
69  size_t CompressBuffer(unsigned char const* uncompressedData, size_t uncompressedSize,
70  unsigned char* compressedData, size_t compressionSpace) override;
71  // Decompression method required by vtkDataCompressor.
72  size_t UncompressBuffer(unsigned char const* compressedData, size_t compressedSize,
73  unsigned char* uncompressedData, size_t uncompressedSize) override;
74 
75 private:
77  void operator=(const vtkLZMADataCompressor&) = delete;
78 };
79 
80 #endif
void PrintSelf(ostream &os, vtkIndent indent) override
Methods invoked by print to print information about the object including superclasses.
Abstract interface for data compression classes.
virtual size_t CompressBuffer(unsigned char const *uncompressedData, size_t uncompressedSize, unsigned char *compressedData, size_t compressionSpace)=0
virtual size_t GetMaximumCompressionSpace(size_t size)=0
Get the maximum space that may be needed to store data of the given uncompressed size after compressi...
a simple class to control print indentation
Definition: vtkIndent.h:39
virtual size_t UncompressBuffer(unsigned char const *compressedData, size_t compressedSize, unsigned char *uncompressedData, size_t uncompressedSize)=0
virtual void SetCompressionLevel(int compressionLevel)=0
Compression performance varies greatly with compression level Require level setting from any vtkDataC...
static vtkObject * New()
Create an object with Debug turned off, modified time initialized to zero, and reference counting on...
virtual int GetCompressionLevel()=0
Data compression using LZMA Utils.