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#!/usr/bin/perl
## ====================================================================
##
## Copyright (c) 1996-201 Carnegie Mellon University. All rights
## reserved.
##
## Redistribution and use in source and binary forms, with or without
## modification, are permitted provided that the following conditions
## are met:
##
## 1. Redistributions of source code must retain the above copyright
## notice, this list of conditions and the following disclaimer.
##
## 2. Redistributions in binary form must reproduce the above copyright
## notice, this list of conditions and the following disclaimer in
## the documentation and/or other materials provided with the
## distribution.
##
## This work was supported in part by funding from the Defense Advanced
## Research Projects Agency and the National Science Foundation of the
## United States of America, and the CMU Sphinx Speech Consortium.
##
## THIS SOFTWARE IS PROVIDED BY CARNEGIE MELLON UNIVERSITY ``AS IS'' AND
## ANY EXPRESSED OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
## THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
## PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL CARNEGIE MELLON UNIVERSITY
## NOR ITS EMPLOYEES BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
## SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
## LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
## DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
## THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
## (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
## OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
##
## ====================================================================
##
## Author: Jidong Tao <vjdtao@hotmail.com>
#
# ====================================================================
#
# Script that launches the feature exaction script
#
# ====================================================================
use File::Copy;
use File::Basename;
use File::Spec::Functions;
use File::Path;
use lib catdir(dirname($0), updir(), 'lib');
use SphinxTrain::Config;
use SphinxTrain::Util;
#************************************************************************
# this script performs feature extraction.
# it needs as inputs a control file, audio file extension, etc.
#************************************************************************
$| = 1; # Turn on autoflushing
die "USAGE: $0 <part> <npart> [<exptid> <control> <warp>]" if @ARGV < 2;
my ($part, $npart, $exptid, $ctlfile, $warp) = @ARGV;
$part = 1 unless defined($part);
$npart = 1 unless defined($npart);
$exptid = $ST::CFG_EXPTNAME unless defined($exptid);
$ctlfile = $ST::CFG_LISTOFFILES unless defined($ctlfile);
$outfolder = $ST::CFG_FEATFILES_DIR unless defined($warp);
$processname = "000.comp_feat";
$log_dir = "$ST::CFG_LOG_DIR/$processname";
mkdir ($log_dir,0777) unless -d $log_dir;
$logfile = "$log_dir/${exptid}-${part}-${npart}.log";
# Defines input audio format
$wavtype = $ST::CFG_WAVFILE_TYPE unless defined($wavtype);
my $nist = "no";
my $raw = "no";
my $mswav = "no";
my $sox = "no";
if ($wavtype eq 'nist') {$nist = "yes";}
elsif ($wavtype eq 'raw') {$raw = "yes";}
elsif ($wavtype eq 'mswav') {$mswav = "yes";}
else { $sox = "yes";}
my @warp_args;
if (defined($warp)) {
$outfolder = catdir("$ST::CFG_BASE_DIR/feat", $warp);
$logfile = "$log_dir/${exptid}-${part}-${npart}-${warp}.log";
push(@warp_args, -warp_params => $warp);
}
open CTL, "<$ctlfile" or die "Failed to open control file $ctlfile: $!";
while (<CTL>) {
chomp;
my $dir = dirname($_);
mkpath(catdir($ST::CFG_FEATFILES_DIR, $dir));
}
close CTL;
if (defined($warp)) {
Log("Extracting features from $ctlcount segments starting at $ctloffset with warp factor $warp (part $part of $npart)\n", 'audio files');
} else {
Log("Extracting features from $ctlcount segments starting at $ctloffset (part $part of $npart) ", 'audio files');
}
my $rv = RunTool('sphinx_fe', $logfile, $ctlcount,
-c => $ctlfile,
-part => $part,
-npart => $npart,
-di => $ST::CFG_WAVFILES_DIR,
-ei => $ST::CFG_WAVFILE_EXTENSION,
-do => $outfolder,
-eo => $ST::CFG_FEATFILE_EXTENSION,
-nist => $nist,
-raw => $raw,
-mswav => $mswav,
-sox => $sox,
-samprate => $ST::CFG_WAVFILE_SRATE,
-lowerf => $ST::CFG_LO_FILT,
-upperf => $ST::CFG_HI_FILT,
-nfilt => $ST::CFG_NUM_FILT,
-transform => $ST::CFG_TRANSFORM,
-lifter => $ST::CFG_LIFTER,
-ncep => $ST::CFG_VECTOR_LENGTH,
@warp_args);
if ($rv) {
LogError("Failed to start ${ST::CFG_BIN_DIR}/sphinx_fe");
}
exit ($rv);
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