POWERTBL

Section: Misc. Reference Manual Pages (HIPS)
Updated: 30 January 1991
Index Return to Main Contents
 

NAME

powertbl - builds a table of values corresponding to powers of gray-levels in the range of the frame's or series of frames' format.  

SYNOPSIS

powertbl [power] < inseq > tbl_name  

DESCRIPTION

powertbl Maps each gray value in an image to the corresponding gray value raised to the power P (default 0.5). For byte formatted images, the result is normalized to fall within the range 0..255. For short integer formatted images, the result is left as a floating point.  

OPTIONS

[power] specify a power (default = 0.5).  

AUTHOR

Bryan Skene, LBL email: skene@lbl.gov  

SEE ALSO

logtbl(1), mapapply(1), stretchtbl(1)  

DIAGNOSTICS

This program may run out of memory if the object size is too large or if it is given a non-binary image.

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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