vtkDataEncoder.h

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/*=========================================================================

  Program:   Visualization Toolkit
  Module:    vtkDataEncoder.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 vtkDataEncoder_h
#define vtkDataEncoder_h

#include "vtkObject.h"
#include "vtkWebCoreModule.h" // needed for exports
#include "vtkSmartPointer.h" // needed for vtkSmartPointer

class vtkUnsignedCharArray;
class vtkImageData;

class VTKWEBCORE_EXPORT vtkDataEncoder : public vtkObject
{
public:
  static vtkDataEncoder* New();
  vtkTypeMacro(vtkDataEncoder, vtkObject);
  void PrintSelf(ostream& os, vtkIndent indent);

  void Initialize();

  void PushAndTakeReference(vtkTypeUInt32 key, vtkImageData* &data, int quality);

  bool GetLatestOutput(vtkTypeUInt32 key,vtkSmartPointer<vtkUnsignedCharArray>& data);

  void Flush(vtkTypeUInt32 key);

  const char* EncodeAsBase64Png(vtkImageData* img, int compressionLevel=5);

  const char* EncodeAsBase64Jpg(vtkImageData* img, int quality=50);

//BTX
protected:
  vtkDataEncoder();
  ~vtkDataEncoder();

private:
  vtkDataEncoder(const vtkDataEncoder&); // Not implemented
  void operator=(const vtkDataEncoder&); // Not implemented

  class vtkInternals;
  vtkInternals* Internals;
//ETX
};

#endif