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https://gitlab.kitware.com/vtk/vtk-m
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49 lines
1.5 KiB
C++
49 lines
1.5 KiB
C++
//============================================================================
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// Copyright (c) Kitware, Inc.
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// All rights reserved.
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// See LICENSE.txt for details.
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//
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// This software is distributed WITHOUT ANY WARRANTY; without even
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// the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR
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// PURPOSE. See the above copyright notice for more information.
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//============================================================================
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#ifndef vtk_m_io_ImageReaderPNG_h
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#define vtk_m_io_ImageReaderPNG_h
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#include <vtkm/io/ImageReaderBase.h>
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namespace vtkm
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{
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namespace io
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{
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/// @brief Reads images using the PNG format.
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///
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/// `ImageReaderPNG` is constructed with the name of the file to read. The data
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/// from the file is read by calling the `ReadDataSet` method.
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///
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/// `ImageReaderPNG` will automatically upsample/downsample read image data
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/// to a 16 bit RGB no matter how the image is compressed. It is up to the user to
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/// decide the pixel format for input PNGs
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///
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/// By default, the colors are stored in a field named "colors", but the name of the
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/// field can optionally be changed using the `SetPointFieldName` method.
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class VTKM_IO_EXPORT ImageReaderPNG : public ImageReaderBase
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{
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using Superclass = ImageReaderBase;
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public:
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using Superclass::Superclass;
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VTKM_CONT ~ImageReaderPNG() noexcept override;
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ImageReaderPNG(const ImageReaderPNG&) = delete;
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ImageReaderPNG& operator=(const ImageReaderPNG&) = delete;
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protected:
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VTKM_CONT void Read() override;
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};
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}
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} // namespace vtkm::io
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#endif //vtk_m_io_ImageReaderPNG_h
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