contrib/tbl/vepl/vepl_gradient_mag.h File Reference

gradient magnitude: sqrt of x_gradient square plus y_gradient square More...

#include <vil/vil_image_resource.h>

Go to the source code of this file.

Functions
vil_image_resource_sptr	vepl_gradient_mag (vil_image_resource_sptr, double scale=1.0, double shift=0.0)
	gradient magnitude: sqrt of x_gradient square plus y_gradient square.

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Detailed Description

gradient magnitude: sqrt of x_gradient square plus y_gradient square

Note that the pixel types must support conversion from/to double where the sqrt computation takes place.

Author:

Peter Vanroose, K.U.Leuven (ESAT/PSI)

Date:

7 October 2002

    Modifications
     Peter Vanroose - 20 aug 2003 - changed parameter and return types from vil_image_view_base_sptr to vil_image_resource_sptr
   

Definition in file vepl_gradient_mag.h.

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Function Documentation

vil_image_resource_sptr vepl_gradient_mag	(	vil_image_resource_sptr	,
		double	scale = 1.0,
		double	shift = 0.0
	)

gradient magnitude: sqrt of x_gradient square plus y_gradient square.

Definition at line 12 of file vepl_gradient_mag.cxx.