VTK  9.2.6
vtkZLibDataCompressor.h
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1/*=========================================================================
2
3 Program: Visualization Toolkit
4 Module: vtkZLibDataCompressor.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=========================================================================*/
25
26#ifndef vtkZLibDataCompressor_h
27#define vtkZLibDataCompressor_h
28
29#include "vtkDataCompressor.h"
30#include "vtkIOCoreModule.h" // For export macro
31
32class VTKIOCORE_EXPORT vtkZLibDataCompressor : public vtkDataCompressor
33{
34public:
36 void PrintSelf(ostream& os, vtkIndent indent) override;
38
45 size_t GetMaximumCompressionSpace(size_t size) override;
46
48
51 // Compression level getter required by vtkDataCompressor.
52 int GetCompressionLevel() override;
53
54 // Compression level setter required by vtkDataCompresor.
55 void SetCompressionLevel(int compressionLevel) override;
57
58protected:
61
63
64 // Compression method required by vtkDataCompressor.
65 size_t CompressBuffer(unsigned char const* uncompressedData, size_t uncompressedSize,
66 unsigned char* compressedData, size_t compressionSpace) override;
67 // Decompression method required by vtkDataCompressor.
68 size_t UncompressBuffer(unsigned char const* compressedData, size_t compressedSize,
69 unsigned char* uncompressedData, size_t uncompressedSize) override;
70
71private:
73 void operator=(const vtkZLibDataCompressor&) = delete;
74};
75
76#endif
a simple class to control print indentation
Definition vtkIndent.h:40
void PrintSelf(ostream &os, vtkIndent indent) override
Methods invoked by print to print information about the object including superclasses.
int GetCompressionLevel() override
Get/Set the compression level.
~vtkZLibDataCompressor() override
size_t UncompressBuffer(unsigned char const *compressedData, size_t compressedSize, unsigned char *uncompressedData, size_t uncompressedSize) override
size_t GetMaximumCompressionSpace(size_t size) override
Get the maximum space that may be needed to store data of the given uncompressed size after compressi...
size_t CompressBuffer(unsigned char const *uncompressedData, size_t uncompressedSize, unsigned char *compressedData, size_t compressionSpace) override
static vtkZLibDataCompressor * New()
void SetCompressionLevel(int compressionLevel) override
Get/Set the compression level.