#! /bin/bash
# This script tests: pnmremap
# Also requires: pamseq pamtopnm


tmpdir=${tmpdir:-/tmp}
palette=${tmpdir}/palette
#palette255=${tmpdir}/palette255

pamseq 3 5 -tupletype=RGB | pamtopnm > ${palette}
#pamdepth 255 ${palette} > ${palette255}

# Test 1. Floyd-Steinberg
# This fails with older versions of Netpbm and x86-64.
# May also fail on other non-Intel architectures.
# v. 10.59.2
# x86-32: 2667816854 101482
# x86-64: 3602410851 101482

pnmremap -mapfile=${palette} -floyd -norandom \
 testimg.ppm | cksum

#pnmremap -mapfile=${palette255} -floyd -norandom \
# testimg.ppm | cksum

rm ${palette} # ${palette255}