vtkLZ4Compressor.h

Go to the documentation of this file.

// SPDX-FileCopyrightText: Copyright (c) Kitware Inc.
// SPDX-License-Identifier: BSD-3-Clause
#ifndef vtkLZ4Compressor_h
#define vtkLZ4Compressor_h

#include "vtkImageCompressor.h"
#include "vtkNew.h"                                   // needed for vtkNew
#include "vtkPVVTKExtensionsFiltersRenderingModule.h" // needed for exports

class vtkMultiProcessStream;

class VTKPVVTKEXTENSIONSFILTERSRENDERING_EXPORT vtkLZ4Compressor : public vtkImageCompressor
{
public:
  static vtkLZ4Compressor* New();
  vtkTypeMacro(vtkLZ4Compressor, vtkImageCompressor);
  void PrintSelf(ostream& os, vtkIndent indent) override;


  vtkSetClampMacro(Quality, int, 0, 5);
  vtkGetMacro(Quality, int);


  int Compress() override;
  int Decompress() override;


  void SaveConfiguration(vtkMultiProcessStream* stream) override;
  bool RestoreConfiguration(vtkMultiProcessStream* stream) override;
  const char* SaveConfiguration() override;
  const char* RestoreConfiguration(const char* stream) override;

protected:
  vtkLZ4Compressor();
  ~vtkLZ4Compressor() override;

  int Quality;

private:
  vtkLZ4Compressor(const vtkLZ4Compressor&) = delete;
  void operator=(const vtkLZ4Compressor&) = delete;

  // Used when Quality > 1.
  vtkNew<vtkUnsignedCharArray> TemporaryBuffer;
};

#endif