vabs(1)

PROGRAM
vabs - Computes the absolute value of an image.

SYNTAX

vabs

-i  input image

-o  resulting output image

[-V]
    Gives the version for vabs

[-U]
    Gives the usage for vabs

[-P]
    Prompts for command line options

[-A [file1]]
    Creates the answer file called vabs.ans or file1

[-a [file1]]
    Uses vabs.ans or file1 as the answer file

DESCRIPTION
Computes the Absolute Value of an image by multipling the negative pixels by -1.

REQUIRED ARGUMENTS

-i  type: infile
    desc: input image

-o  type: outfile
    desc: resulting output image

OPTIONAL ARGUMENTS
none

EXAMPLES
vabs -i input.image -o output.image

Transforms the input image.xv into the image output.xv image where all negative values are transformed by the Absolute Value Function.

SEE ALSO
intro(1), verror(3), vgparms(3), vutils(3), lvabs(3)

RESTRICTIONS
vabs will not operate on BIT and COMPLEX data storage type images.

COPYRIGHT
Copyright 1991, University of New Mexico. All rights reserved.