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/*=========================================================================
Program: Visualization Toolkit
Module: vtkJPEGReader.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 vtkJPEGReader
* @brief read JPEG files
*
* vtkJPEGReader is a source object that reads JPEG files.
* The reader can also read an image from a memory buffer,
* see vtkImageReader2::MemoryBuffer.
* It should be able to read most any JPEG file.
*
* @sa
* vtkJPEGWriter
*/
#ifndef vtkJPEGReader_h
#define vtkJPEGReader_h
#include "vtkIOImageModule.h" // For export macro
#include "vtkImageReader2.h"
VTK_ABI_NAMESPACE_BEGIN
class VTKIOIMAGE_EXPORT vtkJPEGReader : public vtkImageReader2
{
public:
static vtkJPEGReader* New();
vtkTypeMacro(vtkJPEGReader, vtkImageReader2);
void PrintSelf(ostream& os, vtkIndent indent) override;
/**
* Is the given file a JPEG file?
*/
int CanReadFile(VTK_FILEPATH const char* fname) override;
/**
* Get the file extensions for this format.
* Returns a string with a space separated list of extensions in
* the format .extension
*/
const char* GetFileExtensions() override { return ".jpeg .jpg"; }
/**
* Return a descriptive name for the file format that might be useful in a GUI.
*/
const char* GetDescriptiveName() override { return "JPEG"; }
protected:
vtkJPEGReader() = default;
~vtkJPEGReader() override = default;
template <class OT>
void InternalUpdate(vtkImageData* data, OT* outPtr);
void ExecuteInformation() override;
void ExecuteDataWithInformation(vtkDataObject* out, vtkInformation* outInfo) override;
private:
vtkJPEGReader(const vtkJPEGReader&) = delete;
void operator=(const vtkJPEGReader&) = delete;
};
VTK_ABI_NAMESPACE_END
#endif
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