mindspore/model_zoo/research/cv/faceboxes/preprocess.py

48 lines
1.9 KiB
Python

# Copyright 2021 Huawei Technologies Co., Ltd
#
# 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.
# ============================================================================
"""
FaceBoxes data preprocess.
"""
import os
def write2list(data_dir, go, output_path, is_train):
"""write image info to image list txt file"""
if os.path.exists(output_path):
os.remove(output_path)
for items in go:
items[1].sort()
for file_dir in items[1]:
go_deeper = os.walk(os.path.join(data_dir, "images", file_dir))
for items_deeper in go_deeper:
items_deeper[2].sort()
for file in items_deeper[2]:
with open(output_path, 'a') as fw:
if is_train:
fw.write(file_dir + '/' + file + file.split('.')[0] + '\n')
else:
fw.write(file_dir + '/' + file + '\n')
if __name__ == '__main__':
train_dir = os.path.join(os.getcwd(), 'data/widerface/train/')
train_out = os.path.join(train_dir, 'train_img_list.txt')
train_go = os.walk(os.path.join(train_dir, 'images'))
val_dir = os.path.join(os.getcwd(), 'data/widerface/val/')
val_out = os.path.join(val_dir, 'val_img_list.txt')
val_go = os.walk(os.path.join(val_dir, 'images'))
write2list(train_dir, train_go, train_out, True)
write2list(val_dir, val_go, val_out, False)