boo/soxr/tests/io-test

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2016-03-23 05:33:14 +00:00
#!/bin/bash
set -e
# SoX Resampler Library Copyright (c) 2007-15 robs@users.sourceforge.net
# Licence for this file: LGPL v2.1 See LICENCE for details.
# Tests IO
ir=65537
or=44100
len=16
f=1/32768
g=32768:0
tool=./3-options-input-fn
types=(f32 f64 s32 s16)
zs=(180 180 180 180 180 120 120 120 120)
do_one() {
$tool $ir $or $c $1 $2 $3 < $c.${types[$1]} |
sox -t ${types[`expr $2 % 4`]} -r $or -c $c - -n spectrogram -X50 -hwk -z${zs[$n]} -o io$c$n.png -c "io-test i:${types[$1]} o:${types[`expr $2 % 4`]} ($2) q:$3"
n=`expr $n + 1`
}
j=3; test z$1 != z && j=$1
for c in `seq 1 $j`; do
for n in `seq 0 3`; do
sox -r $ir -n $c.${types[$n]} synth $len sin $f gain -.1
done
n=0
do_one 1 2 5
do_one 2 0 5
for m in `seq 0 3`; do do_one $m $m 5; done
do_one 3 2 3
do_one 0 3 3
do_one 0 11 3
f="$f sin $g"
g=0+32768
done
rm ?.[sf][0-9][0-9]
# Check conversion between differing I/O types, but no rate-change:
for i in 1 2 3; do
prev=""
sox -n -c $i 0.f32 synth $len gain -.1
$tool 1 1 $i 0 2 < 0.f32 | $tool 1 1 $i 2 0 > 1.f32
cmp [01].f32
done
rm *.f32