#!/bin/sh
#####################################################-*-mode:shell-script-*-
##                                                                       ##
##                  Language Technologies Institute                      ##
##                   Alan W Black and Kevin A. Lenzo                     ##
##                        Copyright (c) 2000                             ##
##                        All Rights Reserved.                           ##
##                                                                       ##
##  Permission is hereby granted, free of charge, to use and distribute  ##
##  this software and its documentation without restriction, including   ##
##  without limitation the rights to use, copy, modify, merge, publish,  ##
##  distribute, sublicense, and/or sell copies of this work, and to      ##
##  permit persons to whom this work is furnished to do so, subject to   ##
##  the following conditions:                                            ##
##   1. The code must retain the above copyright notice, this list of    ##
##      conditions and the following disclaimer.                         ##
##   2. Any modifications must be clearly marked as such.                ##
##   3. Original authors' names are not deleted.                         ##
##   4. The authors' names are not used to endorse or promote products   ##
##      derived from this software without specific prior written        ##
##      permission.                                                      ##
##                                                                       ##
##  CARNEGIE MELLON UNIVERSITY AND THE CONTRIBUTORS TO THIS WORK         ##
##  DISCLAIM ALL WARRANTIES WITH REGARD TO THIS SOFTWARE, INCLUDING      ##
##  ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO EVENT   ##
##  SHALL CARNEGIE MELLON UNIVERSITY NOR THE CONTRIBUTORS BE LIABLE      ##
##  FOR ANY SPECIAL, INDIRECT OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES    ##
##  WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN   ##
##  AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION,          ##
##  ARISING OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF       ##
##  THIS SOFTWARE.                                                       ##
##                                                                       ##
###########################################################################
##                                                                       ##
##  Setup the current directory for building a FLITE voice from a        ##
##  a festvox voice                                                      ##
##                                                                       ##
###########################################################################

if [ ! "$ESTDIR" ]
then
   echo "environment variable ESTDIR is unset"
   echo "set it to your local speech tools directory e.g."
   echo '   bash$ export ESTDIR=/home/awb/projects/speech_tools/'
   echo or
   echo '   csh% setenv ESTDIR /home/awb/projects/speech_tools/'
   exit 1
fi

if [ ! "$FLITEDIR" ]
then
   echo "environment variable FLITEDIR is unset"
   echo "set it to your local festvox directory e.g."
   echo '   bash$ export FLITEDIR=/home/awb/projects/flite/'
   echo or
   echo '   csh% setenv FLITEDIR /home/awb/projects/flite/'
   exit 1
fi

for i in $*
do
   ch_track -otype ascii $i 
done |
awk 'BEGIN {min=0; max=0;}
     { for (i=2; i<=NF; i++)
       {
         if ($i < min) min = $i;
         if ($i > max) max = $i;
       }
     }
     END {printf("min %f max %f\n",min,max);}'