openni_image_bayer_grbg.h

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/*
 * Software License Agreement (BSD License)
 *
 *  Copyright (c) 2011 Willow Garage, Inc.
 *    Suat Gedikli <gedikli@willowgarage.com>
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#ifndef __OPENNI_IMAGE_BAYER_GRBG__
#define __OPENNI_IMAGE_BAYER_GRBG__
#include "openni_image.h"

namespace openni_wrapper
{
class ImageBayerGRBG : public Image
{
public:

  typedef enum
  {
    Bilinear = 0,
    EdgeAware,
    EdgeAwareWeighted
  } DebayeringMethod;

  ImageBayerGRBG (boost::shared_ptr<xn::ImageMetaData> image_meta_data, DebayeringMethod method) throw ();
  virtual ~ImageBayerGRBG () throw ();

  inline virtual Encoding 
  getEncoding () const
  {
    return (BAYER_GRBG);
  }

  virtual void fillRGB (unsigned width, unsigned height, unsigned char* rgb_buffer, unsigned rgb_line_step = 0) const throw (OpenNIException);
  virtual void fillGrayscale (unsigned width, unsigned height, unsigned char* gray_buffer, unsigned gray_line_step = 0) const throw (OpenNIException);
  virtual bool isResizingSupported (unsigned input_width, unsigned input_height, unsigned output_width, unsigned output_height) const;
  inline void setDebayeringMethod (const DebayeringMethod& method) throw ();
  inline DebayeringMethod getDebayeringMethod () const throw ();
  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) throw ()
{
  debayering_method_ = method;
}

ImageBayerGRBG::DebayeringMethod ImageBayerGRBG::getDebayeringMethod () const throw ()
{
  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 // __OPENNI_IMAGE__