DIPlib Documentation - ©1995-2005 Pattern Recognition Group, Delft University of Technology.

SobelGradient

A linear gradient filter

SYNOPSIS

#include "dip_linear.h"

dip_Error dip_SobelGradient ( in, out, boundary, processDim )

DATATYPES

binary, integer, float

FUNCTION

The SobelGradient filter computes a finite difference gradient (-1 0 1) in the processDim, and performs a local (1/4 1/2 1/4) smoothing in the other dimensions.

ARGUMENTS

Data typeNameDescription
dip_ImageinInput
dip_ImageoutOutput
dip_BoundaryArrayboundaryBoundary conditions
dip_intprocessDimProcessDim

SEE ALSO

General information about convolution

FiniteDifference, Uniform, Gauss, SeparableConvolution, Convolve1d, Derivative

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