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egs/gp/s5/local/gp_norm_trans_CZ.pl
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#!/usr/bin/env perl
use warnings; #sed replacement for -w perl parameter
# Copyright 2012 Milos Janda
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
# http://www.apache.org/licenses/LICENSE-2.0
#
# THIS CODE IS PROVIDED *AS IS* BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
# KIND, EITHER EXPRESS OR IMPLIED, INCLUDING WITHOUT LIMITATION ANY IMPLIED
# WARRANTIES OR CONDITIONS OF TITLE, FITNESS FOR A PARTICULAR PURPOSE,
# MERCHANTABLITY OR NON-INFRINGEMENT.
# See the Apache 2 License for the specific language governing permissions and
# limitations under the License.
# This script normalizes the GlobalPhone Czech transcripts that have been
# extracted in a format where each line contains an utterance ID followed by
# the transcript, e.g:
# CZ001_2 je tento reklamní slogan pravdivý?
# The normalization is similar to that in 'gp_norm_dict_CZ.pl' script.
my $usage = "Usage: gp_norm_trans_CZ.pl [-u] -i transcript > formatted\
Normalizes transcriptions for GlobalPhone Czech. The input format is \
assumed to be utterance ID followed by transcript on the same line. \
Input is assumed to be ISO-8859-2 encoded, and output is in UTF-8. \
Transcript is lowercased by default, but can be uppercased with the -u option.
";
use strict;
use Getopt::Long;
use Unicode::Normalize;
use open ':encoding(iso-8859-2)';
binmode(STDOUT, ":encoding(utf8)");
die "$usage" unless(@ARGV >= 1);
my ($in_trans, $uppercase);
GetOptions ("u" => \$uppercase, # convert words to uppercase
"i=s" => \$in_trans); # Input transcription
open(T, "<$in_trans") or die "Cannot open transcription file '$in_trans': $!";
while (<T>) {
s/\r//g; # Since files may have CRLF line-breaks!
chomp;
$_ =~ m:^(\S+)\s+(.+): or die "Bad line: $_";
my $utt_id = $1;
my $trans = $2;
$trans =~ s/ \,(.*?)\'/ $1/g; # Remove quotation marks.
# Remove all special characters
$trans =~ s/[\;\:\`\<\>\,\.\-\?\!\@\#\$\%\&\(\)\[\]\{\}\"\/\']/ /g;
# Normalize spaces
$trans =~ s/^\s*//; $trans =~ s/\s*$//; $trans =~ s/\s+/ /g;
if (defined($uppercase)) {
$trans = uc($trans);
} else {
$trans = lc($trans);
}
print "$utt_id $trans
";
}
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