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egs/chime5/s5b/local/json2text.py
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#!/usr/bin/env python3
# Copyright 2017 Johns Hopkins University (Shinji Watanabe)
# Apache 2.0 (http://www.apache.org/licenses/LICENSE-2.0)
import json
import argparse
import logging
import sys
def hms_to_seconds(hms):
hour = hms.split(':')[0]
minute = hms.split(':')[1]
second = hms.split(':')[2].split('.')[0]
# .xx (10 ms order)
ms10 = hms.split(':')[2].split('.')[1]
# total seconds
seconds = int(hour) * 3600 + int(minute) * 60 + int(second)
return '{:07d}'.format(int(str(seconds) + ms10))
if __name__ == '__main__':
parser = argparse.ArgumentParser()
parser.add_argument('json', type=str, help='JSON transcription file')
parser.add_argument('--mictype', type=str,
choices=['ref', 'worn', 'u01', 'u02', 'u03', 'u04', 'u05', 'u06'],
help='Type of microphones')
args = parser.parse_args()
# logging info
log_format = "%(asctime)s (%(module)s:%(lineno)d) %(levelname)s:%(message)s"
logging.basicConfig(level=logging.INFO, format=log_format)
logging.debug("reading %s", args.json)
with open(args.json, 'rt', encoding="utf-8") as f:
j = json.load(f)
for x in j:
if '[redacted]' not in x['words']:
session_id = x['session_id']
speaker_id = x['speaker']
if args.mictype == 'ref':
mictype = x['ref']
elif args.mictype == 'worn':
mictype = 'original'
else:
mictype = args.mictype.upper() # convert from u01 to U01
# add location tag for scoring (only for dev and eval sets)
if 'location' in x.keys():
location = x['location'].upper()
else:
location = 'NOLOCATION'
start_time = x['start_time'][mictype]
end_time = x['end_time'][mictype]
# remove meta chars and convert to lower
words = x['words'].replace('"', '')\
.replace('.', '')\
.replace('?', '')\
.replace(',', '')\
.replace(':', '')\
.replace(';', '')\
.replace('!', '').lower()
# remove multiple spaces
words = " ".join(words.split())
# convert to seconds, e.g., 1:10:05.55 -> 3600 + 600 + 5.55 = 4205.55
start_time = hms_to_seconds(start_time)
end_time = hms_to_seconds(end_time)
uttid = speaker_id + '_' + session_id
if not args.mictype == 'worn':
uttid += '_' + mictype
uttid += '_' + location + '-' + start_time + '-' + end_time
if end_time > start_time:
sys.stdout.buffer.write((uttid + ' ' + words + '
').encode("utf-8"))
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