STRETCHTBL
Section: Misc. Reference Manual Pages (HIPS)
Updated: 30 January 1991
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NAME
stretchtbl
- generates table simulating two exponential functions applied to an image.
SYNOPSIS
stretchtbl
[exp [percentage [exp]]] <inseq > tbl_name
DESCRIPTION
stretchtbl
- builds a table of values corresponding to two exponential functions applied
to the gray-levels in the image. The first function is applied to a percentage
of the gray-levels, starting with zero, and the second function is applied to
the remaining gray-levels. Use mapapply to filter the image through this map.
OPTIONS
[-a] specify results of log(old_gray_value + 1) to avoid log(0) = -1.0.
AUTHOR
Bryan Skene, LBL email: skene@lbl.gov
SEE ALSO
powertbl(1), mapapply(1), stretchtbl(1)
DIAGNOSTICS
Only byte or short formatted images can be processed.
BUGS
Report to Bryan Skene.
Index
- NAME
-
- SYNOPSIS
-
- DESCRIPTION
-
- OPTIONS
-
- AUTHOR
-
- SEE ALSO
-
- DIAGNOSTICS
-
- BUGS
-
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