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|
#! /bin/bash
# This script tests: pamcut
# Also requires: pamfile pnmcat pnmpad pnmcrop
tmpdir=${tmpdir:-/tmp}
left_ppm=${tmpdir}/left.ppm
right_ppm=${tmpdir}/right.ppm
top_ppm=${tmpdir}/top.ppm
bottom_ppm=${tmpdir}/bottom.ppm
padded_ppm=${tmpdir}/padded.ppm
echo "Test 1. Should print 1926073387 101484 six times"
testimg_ppm_sum=`cat testimg.ppm | cksum`
echo ${testimg_ppm_sum}
imgsize=$(pamfile -size testimg.ppm)
iw=$(echo ${imgsize} | cut -d" " -f1)
ih=$(echo ${imgsize} | cut -d" " -f2)
for i in 0 1 128 224 225
do
pamcut -left=$((i+1)) testimg.ppm > ${right_ppm}
pamcut -right=$i testimg.ppm > ${left_ppm}
pnmcat -lr ${left_ppm} ${right_ppm} | \
pamcut -left=0 -width=${iw} | cksum
rm ${left_ppm} ${right_ppm}
done
echo "Test 2. Should print 3891261972 202953 1926073387 101484 six times"
# Padding added to right.
pnmpad -right=${iw} -black testimg.ppm | cksum | tr '\n' ' '
echo ${testimg_ppm_sum}
for border in 0 1 128 224 225
do
pamcut -left=$((${border}+1)) -width=${iw} -pad testimg.ppm > ${right_ppm}
pamcut -right=${border} -width=${iw} -pad testimg.ppm > ${left_ppm}
pnmcat -lr ${left_ppm} ${right_ppm} ${left_ppm} | \
pamcut -left=$((${iw}-${border}-1)) -width=$((${iw}*2)) | \
tee ${padded_ppm} | cksum | tr '\n' ' '
pnmcrop -black -right ${padded_ppm} | cksum
rm ${left_ppm} ${right_ppm} ${padded_ppm}
done
echo "Test 3. Should print 1926073387 101484 five times"
echo ${testimg_ppm_sum}
for border in 0 1 70 147
do
pamcut -top=$((${border}+1)) testimg.ppm > ${bottom_ppm}
pamcut -bottom=${border} testimg.ppm > ${top_ppm}
pnmcat -tb ${top_ppm} ${bottom_ppm} | \
pamcut -top=0 -height=${ih} | cksum
rm ${top_ppm} ${bottom_ppm}
done
echo "Test 4. Should print 26789469 202953 1926073387 101484 five times"
# Padding added to bottom.
pnmpad -bottom=${ih} -black testimg.ppm | cksum | tr '\n' ' '
echo ${testimg_ppm_sum}
for border in 0 1 70 147
do
pamcut -top=$((${border}+1)) -height=${ih} -pad testimg.ppm > ${bottom_ppm}
pamcut -bottom=${border} -height=${ih} -pad testimg.ppm > ${top_ppm}
pnmcat -tb ${top_ppm} ${bottom_ppm} ${top_ppm} | \
pamcut -top=$((${ih}-${border}-1)) -height=$((${ih}*2)) | \
tee ${padded_ppm} | cksum | tr '\n' ' 'cksum
pnmcrop -black -bottom ${padded_ppm} | cksum
rm ${top_ppm} ${bottom_ppm} ${padded_ppm}
done
left_pbm=${tmpdir}/left.pbm
right_pbm=${tmpdir}/right.pbm
top_pbm=${tmpdir}/top.pbm
bottom_pbm=${tmpdir}/bottom.pbm
padded_pbm=${tmpdir}/padded.pbm
echo "Test 5. Should print 281226646 481 six times"
maze_pbm_sum=`cat maze.pbm | cksum`
echo ${maze_pbm_sum}
imgsize=$(pamfile -size maze.pbm)
iw=$(echo ${imgsize} | cut -d" " -f1)
ih=$(echo ${imgsize} | cut -d" " -f2)
for i in 0 1 10 30 50
do
pamcut -left=$((i+1)) maze.pbm > ${right_ppm}
pamcut -right=$i maze.pbm > ${left_ppm}
pnmcat -lr ${left_ppm} ${right_ppm} | \
pamcut -left=0 -width=${iw} | cksum
rm ${left_ppm} ${right_ppm}
done
echo "Test 6. Should print 1748767123 895 281226646 481 six times"
# Padding added to right.
pnmpad -right=${iw} -black maze.pbm | cksum | tr '\n' ' '
echo ${maze_pbm_sum}
for border in 0 1 10 30 50
do
pamcut -left=$((${border}+1)) -width=${iw} -pad maze.pbm > ${right_ppm}
pamcut -right=${border} -width=${iw} -pad maze.pbm > ${left_ppm}
pnmcat -lr ${left_ppm} ${right_ppm} ${left_ppm} | \
pamcut -left=$((${iw}-${border}-1)) -width=$((${iw}*2)) | \
tee ${padded_ppm} | cksum | tr '\n' ' '
pnmcrop -black -right ${padded_ppm} | cksum
rm ${left_ppm} ${right_ppm} ${padded_ppm}
done
echo "Test 7. Should print 281226646 481 seven times"
echo ${maze_pbm_sum}
for border in 0 1 12 21 31 44
do
pamcut -top=$((${border}+1)) maze.pbm > ${bottom_ppm}
pamcut -bottom=${border} maze.pbm > ${top_ppm}
pnmcat -tb ${top_ppm} ${bottom_ppm} | \
pamcut -top=0 -height=${ih} | cksum
rm ${top_ppm} ${bottom_ppm}
done
echo "Test 8. Should print 1346655680 954 281226646 481 five times"
# Padding added to bottom.
pnmpad -bottom=${ih} -black maze.pbm | cksum | tr '\n' ' '
echo ${maze_pbm_sum}
for border in 0 1 10 50
do
pamcut -top=$((${border}+1)) -height=${ih} -pad maze.pbm > ${bottom_ppm}
pamcut -bottom=${border} -height=${ih} -pad maze.pbm > ${top_ppm}
pnmcat -tb ${top_ppm} ${bottom_ppm} ${top_ppm} | \
pamcut -top=$((${ih}-${border}-1)) -height=$((${ih}*2)) | \
tee ${padded_ppm} | cksum | tr '\n' ' 'cksum
pnmcrop -black -bottom ${padded_ppm} | cksum
rm ${top_ppm} ${bottom_ppm} ${padded_ppm}
done
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