LOGTBL
Section: User Commands (1)
Updated: 30 January 1991
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NAME
logtbl
- builds a table of values corresponding to logarithms of gray-levels in the
image.
SYNOPSIS
logtbl
[-a] < inseq > tbl_name
DESCRIPTION
logtbl
Only byte and short formatted images are acceptable. The result is left as a
table of floating point mappings. Use mapapply to filter the image through
this mapping.
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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