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persian-tts-demo
File size: 3,308 Bytes 
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import json
import re
import csv
import shutil
import os
import argparse

main_path = os.getcwd()

def get_duration(row):
    phone_durs = row.split()
    dur_sum = 0
    for phone_dur in phone_durs:
        if phone_dur == '|':
            continue
        else:
            phone_dur = phone_dur.split('[')
            dur = float(phone_dur[1][:-1])/1000
            dur_sum += dur
    return dur_sum
    
def prepare_data_for_model(path, duration_lim):
    f = open(path, 'r')
    data = csv.DictReader(f)
    data_lines = []
    for row in data:
        dur = get_duration(row['phenome'])
        if dur > duration_lim:
            continue
        phoneme = row['phenome']
        utterance_name = row['seg_id']
        speaker_id = row['speaker_id']
        phoneme = re.sub("\[([0-9]+)\]", '', phoneme)
        phoneme = re.sub("\s+\|\s+", ' ', phoneme)
        data_lines.append([phoneme, utterance_name, speaker_id])
    f.close()
    return data_lines
    

def save_files(train_data, test_data, data_path):
    for line in train_data:
        try:
            original = os.path.join(data_path, 'train_wav/{}.wav'.format(line[1]))
            target = os.path.join(main_path, 'dataset/persian_data/train_data/speaker-{0}/book-1/utterance-{1}.wav'.format(line[2], line[1]))
            os.makedirs(os.path.dirname(target), exist_ok=True)
            shutil.copyfile(original, target)
        except Exception as e:
            print(e)
            return False

        path = os.path.join(main_path, 'dataset/persian_data/train_data/speaker-{0}/book-1/utterance-{1}.txt'.format(line[2], line[1]))
        with open(path, 'w') as fp:
            fp.write(line[0])

    for line in test_data:
        try:
            original = os.path.join(data_path, 'test_wav/{}.wav'.format(line[1]))
            target = os.path.join(main_path, 'dataset/persian_data/test_data/speaker-{0}/book-1/utterance-{1}.wav'.format(line[2], line[1]))
            os.makedirs(os.path.dirname(target), exist_ok=True)
            shutil.copyfile(original, target)
        except Exception as e:
            print(e)
            return False

        path = os.path.join(main_path, 'dataset/persian_data/test_data/speaker-{0}/book-1/utterance-{1}.txt'.format(line[2], line[1]))
        with open(path, 'w') as fp:
            fp.write(line[0])
    return True
    
def main():
    parser = argparse.ArgumentParser()
    parser.add_argument('--data_path', required=True)
    args = parser.parse_args()
    data_path = args.data_path
    
    if os.path.isfile(os.path.join(data_path, 'train_info.csv')):
        train_data_path = os.path.join(data_path, 'train_info.csv')
    else:
        print('data_path is not correct!')
        return -1
    if os.path.isfile(os.path.join(data_path, 'test_info.csv')):
        test_data_path = os.path.join(data_path, 'test_info.csv')
    else:
        print('data_path is not correct!')
        return -1
    train_data = prepare_data_for_model(train_data_path, 12)
    test_data = prepare_data_for_model(test_data_path, 15)
    print('number of train data: ' + str(len(train_data)))
    print('number of test data: ' + str(len(test_data)))
    
    res = save_files(train_data, test_data, data_path)
    if res:
        print('Data is created.')

if __name__ == "__main__":
    main()