vtkVisItTIFFWriter.h 2.66 KB
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/*=========================================================================

  Program:   Visualization Toolkit
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  Module:    $RCSfile: vtkVisItTIFFWriter.h,v $
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  Copyright (c) Ken Martin, Will Schroeder, Bill Lorensen 
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  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.

=========================================================================*/
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// .NAME vtkVisItTIFFWriter - write out image data as a TIFF file
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// .SECTION Description
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// vtkVisItTIFFWriter writes image data as a TIFF data file. Data can be written
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// uncompressed or compressed. Several forms of compression are supported
// including packed bits, JPEG, deflation, and LZW. (Note: LZW compression
// is currently under patent in the US and is disabled until the patent
// expires. However, the mechanism for supporting this compression is available
// for those with a valid license or to whom the patent does not apply.)

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#ifndef __vtkVisItTIFFWriter_h
#define __vtkVisItTIFFWriter_h
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#include "vtkImageWriter.h"
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#include <visit_vtk_exports.h>
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class VISIT_VTK_API vtkVisItTIFFWriter : public vtkImageWriter
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{
public:
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  static vtkVisItTIFFWriter *New();
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  vtkTypeMacro(vtkVisItTIFFWriter,vtkImageWriter);
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  virtual void PrintSelf(ostream& os, vtkIndent indent);

//BTX
  enum { // Compression types
    NoCompression,
    PackBits,
    JPEG,
    Deflate,
    LZW
  };
//ETX

  // Description:
  // Set compression type. Sinze LZW compression is patented outside US, the
  // additional work steps have to be taken in order to use that compression.
  vtkSetClampMacro(Compression, int, NoCompression, LZW);
  vtkGetMacro(Compression, int);
  void SetCompressionToNoCompression() { this->SetCompression(NoCompression); }
  void SetCompressionToPackBits()      { this->SetCompression(PackBits); }
  void SetCompressionToJPEG()          { this->SetCompression(JPEG); }
  void SetCompressionToDeflate()       { this->SetCompression(Deflate); }
  void SetCompressionToLZW()           { this->SetCompression(LZW); }

protected:
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  vtkVisItTIFFWriter();
  ~vtkVisItTIFFWriter() {}
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  virtual void WriteFile(ofstream *file, vtkImageData *data, int ext[6], int wExt[6]);
  virtual void WriteFileHeader(ofstream *, vtkImageData *, int wExt[6]);
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  virtual void WriteFileTrailer(ofstream *, vtkImageData *);

  void* TIFFPtr;
  int Compression;

private:
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  vtkVisItTIFFWriter(const vtkVisItTIFFWriter&);  // Not implemented.
  void operator=(const vtkVisItTIFFWriter&);  // Not implemented.
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};

#endif