filter.test

speech signal process tools

#!/bin/sh
#@(#)filter.test	3.5	6/6/91 ESI
ESPSCOM=./espscom
export ESPSCOM
echo Make test sampled data file
testsd -a- test.sd << EOD
1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 
EOD
echo " " 
echo filter the test sampled data file
echo " "
echo "filter -PPfilter test.sd - | psps -H - > test"
filter -PPfilter test.sd - | psps -H - > test
echo " "
echo "Compare test with ref (correct result)"
echo diff test ref
cat > ref << EOD
     1:      0.3333     0.7778     1.3704     0.8272     0.9918
     6:      1.0631     0.9607     1.0052     1.0097     0.9918
    11:      1.0022     1.0012     0.9984     1.0006     1.0001
    16:      0.9997     1.0002     1.0000     1.0000     1.0000
EOD
diff test ref
echo " "
echo diff should produce no output
echo " "
echo "test multichannel filtering"
cat > asc << EOD
1 2
1 2
1 2
1 2
1 2
1 2
1 2
1 2
1 2
1 2
1 2
1 2
1 2
1 2
1 2
1 2
1 2
1 2
1 2
1 2
EOD
\rm test_mc.sd
addfea -T FEA_SD -f samples -t float -s2  -c" " asc test_mc.sd 
addgen -g record_freq -t double -v 8000.0 test_mc.sd
echo "second column should be twice first column"
filter -PPfilter test_mc.sd - | psps -H -
echo " "
echo "test multichannel complex filtering"
cat > asc << EOD
1 2 -1 -2
1 2 -1 -2
1 2 -1 -2
1 2 -1 -2
1 2 -1 -2
1 2 -1 -2
1 2 -1 -2
1 2 -1 -2
1 2 -1 -2
1 2 -1 -2
1 2 -1 -2
1 2 -1 -2
1 2 -1 -2
1 2 -1 -2
1 2 -1 -2
1 2 -1 -2
1 2 -1 -2
1 2 -1 -2
1 2 -1 -2
1 2 -1 -2
EOD
addfea -T FEA_SD -f samples -t float_cplx -c" " -s 2 asc test_cplx.sd
addgen -g record_freq -t double -v 8000.0 test_cplx.sd
echo " "
echo "imaginary part should be twice real part; data type should be double_cplx"
echo "second field should be negative of first field"
filter -PPfilter -d double test_cplx.sd - | psps -v -
rm test.sd test test_mc.sd test_cplx.sd asc ref