pgmslice

extract one line of pixel values out of a portable graymap

Synopsis

pgmslice -row|-col line [pgmfile]

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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

author

pgmslice was written by Jos Dingjan <jos[:at:]tuatha[:dot:]org> after being unable to find the source code to Marco Beijersbergen’s program with the same name.