#!/bin/csh
#
# Examples for mix
#
# parameters are: (1) first input soundfile
#                 (2) second input soundfile
#                 (3) output sound file name
# program input:  (a) scaling of sound file 1
#                 (b) scaling of sound file 2
#                 (c) offset time in seconds of second sound file
#

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

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


# First create two soundfiles:

rm -f $SOUNDDIR/temp1.wav
$BINDIR/sinewave $SOUNDDIR/temp1.wav >/dev/null <<EOT
400
400
0.1
0
EOT

rm -f $SOUNDDIR/temp2.wav
$BINDIR/sinewave $SOUNDDIR/temp2.wav >/dev/null <<EOT
660
660
0.1
0
EOT


echo Creating $SOUNDDIR/mix1.wav

rm -f $SOUNDDIR/mix1.wav
$BINDIR/mix $SOUNDDIR/temp1.wav $SOUNDDIR/temp2.wav \
   $SOUNDDIR/mix1.wav >/dev/null <<EOT
0.6
0.2
0
EOT


rm -f $SOUNDDIR/temp1.wav
rm -f $SOUNDDIR/temp2.wav