closestMinMax
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Name
closestMinMax - closest of minimum and maximum, noise reduction
Syntax
closestMinMax <inimage> <outimage> [<dx> [<dy>]]
Description
closestMinMax computes minimum and maximum over a local
region of size dx * dy. New center pixel value
is the one of the two that is closest to the old
center pixel value. If dx is given, but not dy,
dy is set to dx. If neither are given, both are
set to 3.
See also
Restrictions
inimage must have bands with pixel type unsigned byte.
Author
Tor Lønnestad, BLAB, Ifi, UiO.
Examples
closestMinMax mona.img monamin.img
closestMinMax mona.img monamin.img 7
closestMinMax mona.img monamin.img 3 5
Id
$Id: closestMinMax.c,v 1.25 1997/01/10 16:10:24 svein Exp $