#! /bin/bash

# This script tests: giftopnm pamtogif pnmquant

# Also requires:

# Should print 0

colors=15      # any value between 2 - 256 works

tmpdir=${tmpdir:-/tmp}

quant_ppm=${tmpdir}/quant.ppm

pnmquant ${colors} testimg.ppm > ${quant_ppm} &&

pamtogif ${quant_ppm} | giftopnm | \

   cmp -s - ${quant_ppm} > /dev/null

echo $?

rm ${quant_ppm}