openni_image_bayer_grbg.h

/*
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 *  Point Cloud Library (PCL) - www.pointclouds.org
 *  Copyright (c) 2011, Willow Garage, Inc.
 *  Copyright (c) 2012-, Open Perception, Inc.
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#pragma once
 
#include <pcl/pcl_config.h>
#include <pcl/memory.h>
#ifdef HAVE_OPENNI
 
#include <pcl/pcl_macros.h>
#include "openni_image.h"
 
namespace openni_wrapper
{
  /** \brief This class provides methods to fill a RGB or Grayscale image buffer from underlying Bayer pattern image.
    * \author Suat Gedikli <gedikli@willowgarage.com>
    * \ingroup io
    */
  class PCL_EXPORTS ImageBayerGRBG : public Image
  {
    public:
      enum DebayeringMethod
      {
        Bilinear = 0,
        EdgeAware,
        EdgeAwareWeighted
      };
 
      ImageBayerGRBG (pcl::shared_ptr<xn::ImageMetaData> image_meta_data, DebayeringMethod method) noexcept;
      ~ImageBayerGRBG () noexcept override;
 
      inline Encoding
      getEncoding () const override
      {
        return (BAYER_GRBG);
      }
 
      void fillRGB (unsigned width, unsigned height, unsigned char* rgb_buffer, unsigned rgb_line_step = 0) const override;
      void fillGrayscale (unsigned width, unsigned height, unsigned char* gray_buffer, unsigned gray_line_step = 0) const override;
      bool isResizingSupported (unsigned input_width, unsigned input_height, unsigned output_width, unsigned output_height) const override;
      inline void setDebayeringMethod (const DebayeringMethod& method) noexcept;
      inline DebayeringMethod getDebayeringMethod () const noexcept;
      inline static bool resizingSupported (unsigned input_width, unsigned input_height, unsigned output_width, unsigned output_height);
 
 
    protected:
      DebayeringMethod debayering_method_;
  };
 
  void
  ImageBayerGRBG::setDebayeringMethod (const ImageBayerGRBG::DebayeringMethod& method) noexcept
  {
    debayering_method_ = method;
  }
 
  ImageBayerGRBG::DebayeringMethod
  ImageBayerGRBG::getDebayeringMethod () const noexcept
  {
    return debayering_method_;
  }
 
  bool
  ImageBayerGRBG::resizingSupported (unsigned input_width, unsigned input_height, unsigned output_width, unsigned output_height)
  {
    return (output_width <= input_width && output_height <= input_height && input_width % output_width == 0 && input_height % output_height == 0 );
  }
} // namespace
 
#endif