/usr/include/InsightToolkit/IO/itkMetaImageIO.h is in libinsighttoolkit3-dev 3.20.1+git20120521-5.
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1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 150 151 152 153 154 155 156 157 158 159 160 161 162 163 164 165 166 167 168 169 170 | /*=========================================================================
Program: Insight Segmentation & Registration Toolkit
Module: itkMetaImageIO.h
Language: C++
Date: $Date$
Version: $Revision$
Copyright (c) Insight Software Consortium. All rights reserved.
See ITKCopyright.txt or http://www.itk.org/HTML/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 notices for more information.
=========================================================================*/
#ifndef __itkMetaImageIO_h
#define __itkMetaImageIO_h
#ifdef _MSC_VER
#pragma warning ( disable : 4786 )
#endif
#include <fstream>
#include "itkImageIOBase.h"
#include "metaObject.h"
#include "metaImage.h"
namespace itk
{
/** \class MetaImageIO
*
* \brief Read MetaImage file format.
*
* \ingroup IOFilters
*/
class ITK_EXPORT MetaImageIO : public ImageIOBase
{
public:
/** Standard class typedefs. */
typedef MetaImageIO Self;
typedef ImageIOBase Superclass;
typedef SmartPointer<Self> Pointer;
/** Method for creation through the object factory. */
itkNewMacro(Self);
/** Run-time type information (and related methods). */
itkTypeMacro(MetaImageIO, Superclass);
/** The different types of ImageIO's can support data of varying
* dimensionality. For example, some file formats are strictly 2D
* while others can support 2D, 3D, or even n-D. This method returns
* true/false as to whether the ImageIO can support the dimension
* indicated. */
virtual bool SupportsDimension(unsigned long )
{
return true;
}
/*-------- This part of the interfaces deals with reading data. ----- */
/** Determine the file type. Returns true if this ImageIO can read the
* file specified. */
virtual bool CanReadFile(const char*);
/** Set the spacing and dimension information for the set filename. */
virtual void ReadImageInformation();
/** Reads the data from disk into the memory buffer provided. */
virtual void Read(void* buffer);
MetaImage * GetMetaImagePointer(void);
/*-------- This part of the interfaces deals with writing data. ----- */
/** Determine the file type. Returns true if this ImageIO can write the
* file specified. */
virtual bool CanWriteFile(const char*);
/** Set the spacing and dimension information for the set filename. */
virtual void WriteImageInformation();
/** Writes the data to disk from the memory buffer provided. Make sure
* that the IORegions has been set properly. */
virtual void Write(const void* buffer);
/** Set the filename for the Data file. Setting this will make the
Writer to use the non-Local mode and save header and data in
independent files */
virtual void SetDataFileName( const char * filename );
/** set the precision in the MetaImage member
*/
virtual void SetDoublePrecision(unsigned int precision)
{
m_MetaImage.SetDoublePrecision(precision);
}
/** Method for supporting streaming. Given a requested region, calculate what
* could be the region that we can read from the file. This is called the
* streamable region, which will be smaller than the LargestPossibleRegion and
* greater or equal to the RequestedRegion */
virtual ImageIORegion
GenerateStreamableReadRegionFromRequestedRegion( const ImageIORegion & requested ) const;
virtual unsigned int
GetActualNumberOfSplitsForWriting(unsigned int numberOfRequestedSplits,
const ImageIORegion &pasteRegion,
const ImageIORegion &largestPossibleRegion);
virtual ImageIORegion
GetSplitRegionForWriting(unsigned int ithPiece,
unsigned int numberOfActualSplits,
const ImageIORegion &pasteRegion,
const ImageIORegion &largestPossibleRegion);
/** Determine if the ImageIO can stream reading from this
* file. Only time cannot stream read/write is if compression is used.
* CanRead must be called prior to this function. */
virtual bool CanStreamRead()
{
if( m_MetaImage.CompressedData() )
{
return false;
}
return true;
}
/** Determine if the ImageIO can stream writing to this
* file. Only time cannot stream read/write is if compression is used.
* Assumes file passes a CanRead call and its pixels are of the same
* type as the template of the writer. Can verify by first calling
* CanRead and then CanStreamRead prior to calling CanStreamWrite. */
virtual bool CanStreamWrite()
{
if( this->GetUseCompression() )
{
return false;
}
return true;
}
/** Determing the subsampling factor in case
* we want a coarse version of the image/
* \warning this is only used when streaming is on. */
itkSetMacro(SubSamplingFactor,unsigned int);
itkGetConstMacro(SubSamplingFactor,unsigned int);
protected:
MetaImageIO();
~MetaImageIO();
void PrintSelf(std::ostream& os, Indent indent) const;
private:
MetaImage m_MetaImage;
MetaImageIO(const Self&); //purposely not implemented
void operator=(const Self&); //purposely not implemented
unsigned int m_SubSamplingFactor;
};
} // end namespace itk
#endif // __itkMetaImageIO_h
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