make_plp.sh.svn-base
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#!/bin/bash
# Copyright 2012 Johns Hopkins University (Author: Daniel Povey)
# Apache 2.0
# To be run from .. (one directory up from here)
# see ../run.sh for example
# Begin configuration section.
nj=4
cmd=run.pl
plp_config=conf/plp.conf
# End configuration section.
echo "$0 $@" # Print the command line for logging
if [ -f path.sh ]; then . ./path.sh; fi
. parse_options.sh || exit 1;
if [ $# != 3 ]; then
echo "usage: make_plp.sh [options] <data-dir> <log-dir> <path-to-plpdir>";
echo "options: "
echo " --plp-config <config-file> # config passed to compute-plp-feats "
echo " --nj <nj> # number of parallel jobs"
echo " --cmd (utils/run.pl|utils/queue.pl <queue opts>) # how to run jobs."
exit 1;
fi
data=$1
logdir=$2
plpdir=$3
# make $plpdir an absolute pathname.
plpdir=`perl -e '($dir,$pwd)= @ARGV; if($dir!~m:^/:) { $dir = "$pwd/$dir"; } print $dir; ' $plpdir ${PWD}`
# use "name" as part of name of the archive.
name=`basename $data`
mkdir -p $plpdir || exit 1;
mkdir -p $logdir || exit 1;
scp=$data/wav.scp
required="$scp $plp_config"
for f in $required; do
if [ ! -f $f ]; then
echo "make_plp.sh: no such file $f"
exit 1;
fi
done
# note: in general, the double-parenthesis construct in bash "((" is "C-style
# syntax" where we can get rid of the $ for variable names, and omit spaces.
# The "for" loop in this style is a special construct.
if [ -f $data/segments ]; then
echo "$0 [info]: segments file exists: using that."
split_segments=""
for ((n=1; n<=nj; n++)); do
split_segments="$split_segments $logdir/segments.$n"
done
utils/split_scp.pl $data/segments $split_segments || exit 1;
rm $logdir/.error 2>/dev/null
$cmd JOB=1:$nj $logdir/make_plp.JOB.log \
extract-segments scp:$scp $logdir/segments.JOB ark:- \| \
compute-plp-feats --verbose=2 --config=$plp_config ark:- \
ark,scp:$plpdir/raw_plp_$name.JOB.ark,$plpdir/raw_plp_$name.JOB.scp \
|| exit 1;
else
echo "$0: [info]: no segments file exists: assuming wav.scp indexed by utterance."
split_scps=""
for ((n=1; n<=nj; n++)); do
split_scps="$split_scps $logdir/wav.$n.scp"
done
utils/split_scp.pl $scp $split_scps || exit 1;
$cmd JOB=1:$nj $logdir/make_plp.JOB.log \
compute-plp-feats --verbose=2 --config=$plp_config scp:$logdir/wav.JOB.scp \
ark,scp:$plpdir/raw_plp_$name.JOB.ark,$plpdir/raw_plp_$name.JOB.scp \
|| exit 1;
fi
if [ -f $logdir/.error.$name ]; then
echo "Error producing plp features for $name:"
tail $logdir/make_plp.*.log
exit 1;
fi
# concatenate the .scp files together.
for ((n=1; n<=nj; n++)); do
cat $plpdir/raw_plp_$name.$n.scp || exit 1;
done > $data/feats.scp
rm $logdir/wav.*.scp $logdir/segments.* 2>/dev/null
nf=`cat $data/feats.scp | wc -l`
nu=`cat $data/utt2spk | wc -l`
if [ $nf -ne $nu ]; then
echo "It seems not all of the feature files were successfully ($nf != $nu);"
echo "consider using utils/fix_data_dir.sh $data"
fi
echo "Succeeded creating PLP features for $name"