/usr/include/vtk-7.1/vtkPNGReader.h is in libvtk7-dev 7.1.1+dfsg1-2.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
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 | /*=========================================================================
Program: Visualization Toolkit
Module: vtkPNGReader.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.
=========================================================================*/
/**
* @class vtkPNGReader
* @brief read PNG files
*
* vtkPNGReader is a source object that reads PNG files.
* It should be able to read most any PNG file
*
* @sa
* vtkPNGWriter
*/
#ifndef vtkPNGReader_h
#define vtkPNGReader_h
#include "vtkIOImageModule.h" // For export macro
#include "vtkImageReader2.h"
class VTKIOIMAGE_EXPORT vtkPNGReader : public vtkImageReader2
{
public:
static vtkPNGReader *New();
vtkTypeMacro(vtkPNGReader,vtkImageReader2);
void PrintSelf(ostream& os, vtkIndent indent) VTK_OVERRIDE;
/**
* Is the given file a PNG file?
*/
virtual int CanReadFile(const char* fname);
/**
* Get the file extensions for this format.
* Returns a string with a space separated list of extensions in
* the format .extension
*/
virtual const char* GetFileExtensions()
{
return ".png";
}
/**
* Return a descriptive name for the file format that might be useful in a GUI.
*/
virtual const char* GetDescriptiveName()
{
return "PNG";
}
/**
* Given a 'key' for the text chunks, fills in 'beginEndIndex'
* with the begin and end indexes. Values are stored between
* [begin, end) indexes.
*/
void GetTextChunks(const char* key, int beginEndIndex[2]);
/**
* Returns the text key stored at 'index'.
*/
const char* GetTextKey(int index);
/**
* Returns the text value stored at 'index'. A range of indexes
* that store values for a certain key can be obtained by calling
* GetTextChunks.
*/
const char* GetTextValue(int index);
/**
* Return the number of text chunks in the PNG file.
* Note that we don't process compressed or international text entries
*/
size_t GetNumberOfTextChunks();
protected:
vtkPNGReader();
~vtkPNGReader();
virtual void ExecuteInformation();
virtual void ExecuteDataWithInformation(vtkDataObject *out, vtkInformation *outInfo);
template <class OT>
void vtkPNGReaderUpdate(vtkImageData *data, OT *outPtr);
template <class OT>
void vtkPNGReaderUpdate2(
OT *outPtr, int *outExt, vtkIdType *outInc, long pixSize);
private:
vtkPNGReader(const vtkPNGReader&) VTK_DELETE_FUNCTION;
void operator=(const vtkPNGReader&) VTK_DELETE_FUNCTION;
class vtkInternals;
vtkInternals* Internals;
};
#endif
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