def prepare_dataset(url, md5sum, target_dir, annotation_path):
"""Download, unpack and create manifest file."""
data_dir = os.path.join(target_dir, 'data_thchs30')
if not os.path.exists(data_dir):
filepath = download(url, md5sum, target_dir)
unpack(filepath, target_dir)
os.remove(filepath)
else:
print(
"Skip downloading and unpacking. THCHS-30 data already exists in %s."
% target_dir)
create_annotation_text(data_dir, annotation_path)
def prepare_dataset(url, md5sum, target_dir, annotation_path):
"""Download, unpack and create manifest file."""
data_dir = os.path.join(target_dir, 'ST-CMDS-20170001_1-OS')
if not os.path.exists(data_dir):
filepath = download(url, md5sum, target_dir)
unpack(filepath, target_dir)
os.remove(filepath)
else:
print(
"Skip downloading and unpacking. Free ST-Chinese-Mandarin-Corpus data already exists in %s."
% target_dir)
create_annotation_text(data_dir, annotation_path)
def prepare_dataset(url, md5sum, target_dir, manifest_path):
"""Download, unpack and create summmary manifest file.
"""
if not os.path.exists(os.path.join(target_dir, "LibriSpeech")):
# download
filepath = download(url, md5sum, target_dir)
# unpack
unpack(filepath, target_dir)
else:
print("Skip downloading and unpacking. Data already exists in %s." %
target_dir)
# create manifest json file
create_manifest(target_dir, manifest_path)
def download_and_unpack(target_dir, url):
wget_args = '-q -l 1 -N -nd -c -e robots=off -A tgz -r -np'
tgz_dir = os.path.join(target_dir, 'tgz')
exit_code = download_multi(url, tgz_dir, wget_args)
if exit_code != 0:
print('Download tgz audio files failed with exit code %d.' % exit_code)
else:
print('Download done, start unpacking ...')
audio_dir = os.path.join(target_dir, 'audio')
for root, dirs, files in os.walk(tgz_dir):
for file in files:
print(file)
if file.endswith('.tgz'):
unpack(os.path.join(root, file), audio_dir)
def prepare_dataset(url, md5sum, target_dir, manifest_path):
"""Download, unpack and create manifest file."""
data_dir = os.path.join(target_dir, 'data_aishell')
if not os.path.exists(data_dir):
filepath = download(url, md5sum, target_dir)
unpack(filepath, target_dir)
# unpack all audio tar files
audio_dir = os.path.join(data_dir, 'wav')
for subfolder, _, filelist in sorted(os.walk(audio_dir)):
for ftar in filelist:
unpack(os.path.join(subfolder, ftar), subfolder, True)
else:
print("Skip downloading and unpacking. Data already exists in %s." %
target_dir)
create_manifest(data_dir, manifest_path)
