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- import json
- import os
- import random
- import shutil
- import argparse
- from tqdm import tqdm
- def clean_label_files(labels_dir, output_labels_dir, log_file):
- if not os.path.exists(output_labels_dir):
- os.makedirs(output_labels_dir)
- processed_files = []
- label_files = os.listdir(labels_dir)
- with tqdm(total=len(label_files), desc="Processing files", unit="file") as pbar:
- for label_file in label_files: # 遍历每一个txt文件名
- file_path = os.path.join(labels_dir, label_file) # 拼接得到旧的txt文件地址
- output_file_path = os.path.join(output_labels_dir, label_file) # 新的txt文件地址
- _, file_extension = os.path.splitext(file_path)
- if not file_extension.lower() == ".txt":
- continue
- try:
- with open(file_path, 'r') as f, open(log_file, 'a+') as log: # 打开旧的txt文件
- lines = f.readlines() # 得到文件内容
- new_lines = []
- file_needs_logging = False
- for line_number, line in enumerate(lines, start=1):
- parts = line.strip().split()
- if parts:
- first_num = int(parts[0])
- other_nums = [float(num) for num in parts[1:]]
- if not all(0 <= num <= 1 for num in other_nums): # label 数据有误
- log.write(f"{label_file}:\n")
- log.write(f"\terror line: {line_number}\n")
- elif first_num in [4, 20]: # 4 和 20 是暂时不需要的数据
- log.write(f"{label_file}:\n")
- log.write(f"\tdelete line: {line_number}\n")
- elif first_num in [5, 9, 13, 21, 25]: # 修改为标题
- log.write(f"{label_file}:\n")
- log.write(f"\tmodify line {line_number}: {first_num} -> 26\n")
- new_content = '26 '
- new_content += ' '.join(map(str, other_nums))
- new_content += '\n'
- new_lines.append(new_content)
- else:
- new_lines.append(line)
- # if first_num not in [4, 20] and all(
- # 0 <= num <= 1 for num in other_nums): # 只有当一行内容的第一个数字不是4或20,其他数字都在[0,1]之间时这一行内容才能被保留
- # new_lines.append(line)
- # elif not all(0 <= num <= 1 for num in other_nums): # 如果不满足上诉条件且有数字不在【0,1】的,要记录文件名
- # file_needs_logging = True
- # =====
- with open(output_file_path, 'w') as out: # 将文本内容写入新文件夹中
- out.writelines(new_lines)
- except Exception as e:
- print(f"发生错误: {e}")
- pbar.update(1) # 更新进度条
- # with open(log_file, 'w') as log:
- # for file_name in processed_files:
- # log.write(f"{file_name}\n")
- if __name__ == '__main__':
- parser = argparse.ArgumentParser("删除特定标注信息\n")
- parser.add_argument("dataset_dir", help="图片文件夹路径")
- parser.add_argument("--log_file", default="processed_files.log", help="记录被处理文件的日志文件路径")
- args = parser.parse_args()
- output_labels_dir = os.path.join(args.dataset_dir, 'processed_labels') # 生成的新的labels文件夹
- log_file_dir = os.path.join(args.dataset_dir, args.log_file) # 日志文件
- clean_label_files(os.path.join(args.dataset_dir, 'labels'), output_labels_dir, log_file_dir)
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