ppmqvga

PPMQVGA(1)                  General Commands Manual                 PPMQVGA(1)

NAME
       ppmqvga - 8 plane quantization

SYNOPSIS
       ppmqvga [ options ] [ input file ]

DESCRIPTION
       ppmqvga  quantizes PPM files to 8 planes, with optional Floyd-Steinberg
       dithering.  Input is a PPM file from the file named, or standard  input
       of no file is provided.

   Options
       -d dither. Apply Floyd-Steinberg dithering to the data

       -q quiet. Produces no progress reporting, and no terminal output unless
       and error occurs.

       -v verbose. Produces additional output describing the number of  colors
       found,  and  some information on the resulting mapping. May be repeated
       to generate loads of internal table output, but generally  only  useful
       once.

EXAMPLES
       ppmqvga -d my_image.ppm | ppmtogif >my_image.gif

       tgatoppm zombie.tga | ppmqvga | ppmtotif > zombie.tif

SEE ALSO
       ppmquant

DIAGNOSTICS
       Error messages if problems, various levels of optional progress report-
       ing.

LIMITATIONS
       none known.

AUTHOR
       Original by Lyle Rains (lrains@netcom.com)  as  ppmq256  and  ppmq256fs
       combined,   documented,   and   enhanced   by   Bill  Davidsen  (david-
       sen@crd.ge.com)

Copyright
       Copyright 1991,1992 by Bill Davidsen, all rights reserved.  The program
       and  documentation may be freely distributed by anyone in source or bi-
       nary format. Please clearly note any changes.

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