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PaddleSpeech/examples/voxceleb/sv0/local/data_prepare.py

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# Copyright (c) 2022 PaddlePaddle Authors. All Rights Reserved.
#
# 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
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.
import argparse
import paddle
from paddleaudio.datasets.voxceleb import VoxCeleb
from yacs.config import CfgNode
from paddlespeech.s2t.utils.log import Log
from paddlespeech.vector.io.augment import build_augment_pipeline
from paddlespeech.vector.training.seeding import seed_everything
logger = Log(__name__).getlog()
def main(args, config):
# stage0: set the cpu device, all data prepare process will be done in cpu mode
paddle.set_device("cpu")
# set the random seed, it is a must for multiprocess training
seed_everything(config.seed)
# stage 1: generate the voxceleb csv file
# Note: this may occurs c++ execption, but the program will execute fine
# so we ignore the execption
# we explicitly pass the vox2 base path to data prepare and generate the audio info
logger.info("start to generate the voxceleb dataset info")
train_dataset = VoxCeleb(
'train', target_dir=args.data_dir, vox2_base_path=config.vox2_base_path)
# stage 2: generate the augment noise csv file
if config.augment:
logger.info("start to generate the augment dataset info")
augment_pipeline = build_augment_pipeline(target_dir=args.data_dir)
if __name__ == "__main__":
# yapf: disable
parser = argparse.ArgumentParser(__doc__)
parser.add_argument("--data-dir",
default="./data/",
type=str,
help="data directory")
parser.add_argument("--config",
default=None,
type=str,
help="configuration file")
args = parser.parse_args()
# yapf: enable
# https://yaml.org/type/float.html
config = CfgNode(new_allowed=True)
if args.config:
config.merge_from_file(args.config)
config.freeze()
print(config)
main(args, config)