test/xpm-roundtrip.test


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#! /bin/sh
# This script tests: ppmtoxpm xpmtoppm
# Also requires: pgmtopbm ppmtopgm

echo "Test 1. Should print 1926073387 101484"
ppmtoxpm -hexonly testimg.ppm | \
  xpmtoppm  | cksum

echo "Test 2. Should print 281226646 481"
ppmtoxpm maze.pbm | xpmtoppm | \
  ppmtopgm | pgmtopbm -th -value=0.5 | cksum