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Running
on
Zero
File size: 3,024 Bytes
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# Copyright (c) 2022 NVIDIA CORPORATION.
# Licensed under the MIT license.
import os, glob
def get_wav_and_text_filelist(data_root, data_type, subsample=1):
wav_list = sorted([path.replace(data_root, "")[1:] for path in glob.glob(os.path.join(data_root, data_type, "**/**/*.wav"))])
wav_list = wav_list[::subsample]
txt_filelist = [path.replace('.wav', '.normalized.txt') for path in wav_list]
txt_list = []
for txt_file in txt_filelist:
with open(os.path.join(data_root, txt_file), 'r') as f_txt:
text = f_txt.readline().strip('\n')
txt_list.append(text)
wav_list = [path.replace('.wav', '') for path in wav_list]
return wav_list, txt_list
def write_filelist(output_path, wav_list, txt_list):
with open(output_path, 'w') as f:
for i in range(len(wav_list)):
filename = wav_list[i] + '|' + txt_list[i]
f.write(filename + '\n')
if __name__ == "__main__":
data_root = "LibriTTS"
# dev and test sets. subsample each sets to get ~100 utterances
data_type_list = ["dev-clean", "dev-other", "test-clean", "test-other"]
subsample_list = [50, 50, 50, 50]
for (data_type, subsample) in zip(data_type_list, subsample_list):
print("processing {}".format(data_type))
data_path = os.path.join(data_root, data_type)
assert os.path.exists(data_path),\
"path {} not found. make sure the path is accessible by creating the symbolic link using the following command: "\
"ln -s /path/to/your/{} {}".format(data_path, data_path, data_path)
wav_list, txt_list = get_wav_and_text_filelist(data_root, data_type, subsample)
write_filelist(os.path.join(data_root, data_type+".txt"), wav_list, txt_list)
# training and seen speaker validation datasets (libritts-full): train-clean-100 + train-clean-360 + train-other-500
wav_list_train, txt_list_train = [], []
for data_type in ["train-clean-100", "train-clean-360", "train-other-500"]:
print("processing {}".format(data_type))
data_path = os.path.join(data_root, data_type)
assert os.path.exists(data_path),\
"path {} not found. make sure the path is accessible by creating the symbolic link using the following command: "\
"ln -s /path/to/your/{} {}".format(data_path, data_path, data_path)
wav_list, txt_list = get_wav_and_text_filelist(data_root, data_type)
wav_list_train.extend(wav_list)
txt_list_train.extend(txt_list)
# split the training set so that the seen speaker validation set contains ~100 utterances
subsample_val = 3000
wav_list_val, txt_list_val = wav_list_train[::subsample_val], txt_list_train[::subsample_val]
del wav_list_train[::subsample_val]
del txt_list_train[::subsample_val]
write_filelist(os.path.join(data_root, "train-full.txt"), wav_list_train, txt_list_train)
write_filelist(os.path.join(data_root, "val-full.txt"), wav_list_val, txt_list_val)
print("done") |