LOGTBL

Section: User Commands (1)
Updated: 30 January 1991
Index Return to Main Contents
 

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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