degate::CalculateImageMedianPolicy< ImageType, PixelType > Struct Template Reference

Policy class for image region median calculation. More...

#include <MedianFilter.h>

List of all members.

Static Public Member Functions
static PixelType	calculate (std::tr1::shared_ptr< ImageType > src, unsigned int x, unsigned int y, unsigned int min_x, unsigned int max_x, unsigned int min_y, unsigned int max_y, unsigned int threshold)
	Calculate the median for an image region.

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Detailed Description

template<typename ImageType, typename PixelType>
struct degate::CalculateImageMedianPolicy< ImageType, PixelType >

Policy class for image region median calculation.

Definition at line 31 of file MedianFilter.h.

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Member Function Documentation

template<typename ImageType , typename PixelType >

static PixelType degate::CalculateImageMedianPolicy< ImageType, PixelType >::calculate	(	std::tr1::shared_ptr< ImageType >	src,
		unsigned int	x,
		unsigned int	y,
		unsigned int	min_x,
		unsigned int	max_x,
		unsigned int	min_y,
		unsigned int	max_y,
		unsigned int	threshold
	)		[inline, static]

Calculate the median for an image region.

Definition at line 36 of file MedianFilter.h.

                                                              {

      assert(min_x < max_x && min_y < max_y);
      assert(min_x < src->get_width());
      assert(max_x < src->get_width());
      assert(min_y < src->get_height());
      assert(max_y < src->get_height());

      unsigned int kernel_size = (max_x - min_x) * (max_y - min_y);
      std::vector<PixelType> v(kernel_size);

      unsigned int i = 0;
      for(unsigned int _y = min_y; _y < max_y; _y++)
        for(unsigned int _x = min_x; _x < max_x; _x++, i++)
          v[i] = src->get_pixel(_x, _y);

      return median<PixelType>(v);
    }

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The documentation for this struct was generated from the following file:

• MedianFilter.h