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#! /bin/bash
# This script tests: pnmremap
# Also requires: pamdepth pamseq pamtopnm
alias pnmremap="${PBM_TESTPREFIX}pnmremap"
alias pamdepth="${PBM_BINPREFIX}pamdepth"
alias pamseq="${PBM_BINPREFIX}pamseq"
alias pamtopnm="${PBM_BINPREFIX}pamtopnm"
shopt -s expand_aliases
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}
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