1#!/bin/sh
2#####################################################-*-mode:shell-script-*-
3##                                                                       ##
4##                   Carnegie Mellon University and                      ##
5##                   Alan W Black and Kevin A. Lenzo                     ##
6##                      Copyright (c) 1998-2000                          ##
7##                        All Rights Reserved.                           ##
8##                                                                       ##
9##  Permission is hereby granted, free of charge, to use and distribute  ##
10##  this software and its documentation without restriction, including   ##
11##  without limitation the rights to use, copy, modify, merge, publish,  ##
12##  distribute, sublicense, and/or sell copies of this work, and to      ##
13##  permit persons to whom this work is furnished to do so, subject to   ##
14##  the following conditions:                                            ##
15##   1. The code must retain the above copyright notice, this list of    ##
16##      conditions and the following disclaimer.                         ##
17##   2. Any modifications must be clearly marked as such.                ##
18##   3. Original authors' names are not deleted.                         ##
19##   4. The authors' names are not used to endorse or promote products   ##
20##      derived from this software without specific prior written        ##
21##      permission.                                                      ##
22##                                                                       ##
23##  CARNEGIE MELLON UNIVERSITY AND THE CONTRIBUTORS TO THIS WORK         ##
24##  DISCLAIM ALL WARRANTIES WITH REGARD TO THIS SOFTWARE, INCLUDING      ##
25##  ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO EVENT   ##
26##  SHALL CARNEGIE MELLON UNIVERSITY NOR THE CONTRIBUTORS BE LIABLE      ##
27##  FOR ANY SPECIAL, INDIRECT OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES    ##
28##  WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN   ##
29##  AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION,          ##
30##  ARISING OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF       ##
31##  THIS SOFTWARE.                                                       ##
32##                                                                       ##
33###########################################################################
34##
35## extract wav from stereo recordings (check LAR really is channel 1)
36##
37
38if [ $# = 0 ]
39then
40   echo "Extract wave signal from recordings"
41   echo "Usage:  bin/get_wavs recording/*.wav"
42   echo "Extract track 0 (first track) from stereo recordings into wav/"
43   exit 1
44fi
45
46if [ ! "$ESTDIR" ]
47then
48   echo "environment variable ESTDIR is unset"
49   echo "set it to your local speech tools directory e.g."
50   echo '   bash$ export ESTDIR=/home/awb/projects/speech_tools/'
51   echo or
52   echo '   csh% setenv ESTDIR /home/awb/projects/speech_tools/'
53   exit 1
54fi
55
56for i in $*
57do
58   fname=`basename $i .wav`
59   echo $fname
60   $ESTDIR/bin/ch_wave -F 16000 -c 0 $i -otype riff -scaleN 0.65 -o wav/$fname.wav
61done
62