#!/bin/csh
#
# Examples for allpass
#
# parameters are: (1) input soundfile (use whitenoise if no input)
#                 (2) output soundfile name
# Program input   (a) amplitude of input noise (if no input soundfile)
#                 (b) duration of noise in seconds (if no input soundfile)
#                 (c) fundamental frequency of allpass filter
#                 (d) scale factor for feedback [0..1]
#

if ($1 == "") then
   set SOUNDDIR = ../
else
   set SOUNDDIR = $1
endif

if ($2 == "") then
   set BINDIR = ../../bin
else
   set BINDIR = $2
endif


echo Creating $SOUNDDIR/allpass1.wav

rm -f $SOUNDDIR/allpass1.wav
$BINDIR/allpass $SOUNDDIR/allpass1.wav >/dev/null <<EOT
0.01 
1   
440 
0.8 
EOT


echo Creating $SOUNDDIR/allpass2.wav

rm -f $SOUNDDIR/allpass2.wav
$BINDIR/allpass $SOUNDDIR/allpass2.wav >/dev/null <<EOT
0.1
4  
2000 
0.4  
EOT