#! /bin/bash
# This script tests: ppmtopcx pcxtoppm
# Also requires: pnmremap
tmpdir=${tmpdir:-/tmp}
pcxstd_ppm=${tmpdir}/pcxstd_ppm
testpcx_ppm=${tmpdir}/test-pcx.ppm
cat > ${pcxstd_ppm} << EOF
P3
16 1
255
0 0 0
0 0 170
0 170 0
0 170 170
170 0 0
170 0 170
170 170 0
170 170 170
85 85 85
85 85 255
85 255 85
85 255 255
255 85 85
255 85 255
255 255 85
255 255 255
EOF
# Test 1. Should print 1926073387 101484
ppmtopcx testimg.ppm | pcxtoppm | cksum
# Test 2. Should print 369063776 101484 three times
pnmremap testimg.ppm -mapfile=${pcxstd_ppm} | tee ${testpcx_ppm} | cksum
ppmtopcx -stdpalette -packed ${testpcx_ppm} | pcxtoppm | cksum
ppmtopcx -stdpalette -packed -8bit ${testpcx_ppm} | pcxtoppm | cksum
rm ${testpcx_ppm} ${pcxstd_ppm}
# Test 3. Should print 829921912 685 which is the
# result of:
# pgmtoppm < testgrid.pbm | cksum
ppmtopcx -stdpalette -packed testgrid.pbm | pcxtoppm | cksum