vtkLZMADataCompressor.h

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/*=========================================================================
 
  Program:   Visualization Toolkit
  Module:    vtkLZMADataCompressor.h
 
  Copyright (c) Ken Martin, Will Schroeder, Bill Lorensen
  All rights reserved.
  See Copyright.txt or http://www.kitware.com/Copyright.htm for details.
 
     This software is distributed WITHOUT ANY WARRANTY; without even
     the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR
     PURPOSE.  See the above copyright notice for more information.
 
=========================================================================*/
#ifndef vtkLZMADataCompressor_h
#define vtkLZMADataCompressor_h
 
#include "vtkDataCompressor.h"
#include "vtkIOCoreModule.h" // For export macro
 
class VTKIOCORE_EXPORT vtkLZMADataCompressor : public vtkDataCompressor
{
public:
  vtkTypeMacro(vtkLZMADataCompressor, vtkDataCompressor);
  void PrintSelf(ostream& os, vtkIndent indent) override;
  static vtkLZMADataCompressor* New();
 
  size_t GetMaximumCompressionSpace(size_t size) override;
  // Compression level setter required by vtkDataCompressor.
  void SetCompressionLevel(int compressionLevel) override;
 
  // Compression level getter required by vtkDataCompressor.
  int GetCompressionLevel() override;
 
protected:
  vtkLZMADataCompressor();
  ~vtkLZMADataCompressor() override;
 
  int CompressionLevel;
 
  // Compression method required by vtkDataCompressor.
  size_t CompressBuffer(unsigned char const* uncompressedData, size_t uncompressedSize,
    unsigned char* compressedData, size_t compressionSpace) override;
  // Decompression method required by vtkDataCompressor.
  size_t UncompressBuffer(unsigned char const* compressedData, size_t compressedSize,
    unsigned char* uncompressedData, size_t uncompressedSize) override;
 
private:
  vtkLZMADataCompressor(const vtkLZMADataCompressor&) = delete;
  void operator=(const vtkLZMADataCompressor&) = delete;
};
 
#endif