diff options
Diffstat (limited to 'test/pamslice-roundtrip.test')
-rwxr-xr-x | test/pamslice-roundtrip.test | 26 |
1 files changed, 16 insertions, 10 deletions
diff --git a/test/pamslice-roundtrip.test b/test/pamslice-roundtrip.test index edec0d26..f17765d1 100755 --- a/test/pamslice-roundtrip.test +++ b/test/pamslice-roundtrip.test @@ -30,14 +30,18 @@ # Add header and reconstruct ppm image. # Should print 914327477 4864 -pamcut 50 50 49 33 testimg.ppm > ${tmpdir}/test4933.ppm +tmpdir=${tmpdir:-/tmp} + +test4933_ppm=${tmpdir}/test4933.ppm + +pamcut 50 50 49 33 testimg.ppm > ${test4933_ppm} (echo "P3" echo "49 33" echo "255" seq 0 32 | while read i; do - pamslice -row=$i ${tmpdir}/test4933.ppm | awk '{print $2, $3, $4}'; + pamslice -row=$i ${test4933_ppm} | awk '{print $2, $3, $4}'; done ) | pnmtopnm | cksum # Same as above test 2, but take cols instead of rows. @@ -48,25 +52,27 @@ pamcut 50 50 49 33 testimg.ppm > ${tmpdir}/test4933.ppm echo "255" seq 0 48 | while read i; do - pamslice -col=$i ${tmpdir}/test4933.ppm | awk '{print $2, $3, $4}'; + pamslice -col=$i ${test4933_ppm} | awk '{print $2, $3, $4}'; done ) | pamflip -xy | cksum # Test 4. # Divide input image into two with pamdeinterlace and recombine. -pamdeinterlace -takeodd ${tmpdir}/test4933.ppm > ${tmpdir}/testodd.ppm -pamdeinterlace -takeeven ${tmpdir}/test4933.ppm > ${tmpdir}/testevn.ppm +testeven_ppm=${tmpdir}/testeven.ppm +testodd_ppm=${tmpdir}/testodd.ppm + +pamdeinterlace -takeodd ${test4933_ppm} > ${testodd_ppm} +pamdeinterlace -takeeven ${test4933_ppm} > ${testeven_ppm} (echo "P3" echo "49 33" echo "255" seq 0 15 | while read i; do - pamslice -row=$i ${tmpdir}/testevn.ppm | awk '{print $2, $3, $4}'; - pamslice -row=$i ${tmpdir}/testodd.ppm | awk '{print $2, $3, $4}'; + pamslice -row=$i ${testeven_ppm} | awk '{print $2, $3, $4}'; + pamslice -row=$i ${testodd_ppm} | awk '{print $2, $3, $4}'; done - pamslice -row=16 ${tmpdir}/testevn.ppm | awk '{print $2, $3, $4}'; + pamslice -row=16 ${testeven_ppm} | awk '{print $2, $3, $4}'; ) | pnmtopnm | tee /tmp/z | cksum -rm ${tmpdir}/test4933.ppm ${tmpdir}/testodd.ppm ${tmpdir}/testevn.ppm - +rm ${test4933_ppm} ${testodd_ppm} ${testeven_ppm} |