NAME
pgmslice - extract one line of pixel values out of a portable graymap
SYNOPSIS
pgmslice -row|-col line [pgmfile]
DESCRIPTION
Extracts one line of pixel values out of a portable graymap and outputs
it in a two column ascii format, with the first value being the pixel’s
position in the line and the second value the pixel’s greyscale value.
This is useful for making cross sections through, for example,
greyscale CCD images.
OPTIONS
-row Extract a row of pixels
-col Extract a column of pixels
SEE ALSO
pgm(5)
AUTHOR
pgmslice was written by Jos Dingjan <jos@tuatha.org> after being unable
to find the source code to Marco Beijersbergen’s program with the same
name.
22 May 2000 pgmslice(1)