UAV/utils/directory_manager.py

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import os
import shutil
import psutil
class DirectoryManager:
def __init__(self, config):
"""
初始化目录管理器
Args:
config: 配置对象包含输入和输出目录等信息
"""
self.config = config
def clean_output_dir(self):
"""清理输出目录"""
try:
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if os.path.exists(self.config.output_dir):
shutil.rmtree(self.config.output_dir)
print(f"已清理输出目录: {self.config.output_dir}")
else:
pass
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except Exception as e:
print(f"清理输出目录时发生错误: {str(e)}")
raise
def setup_output_dirs(self):
"""创建必要的输出目录结构"""
try:
# 创建主输出目录
os.makedirs(self.config.output_dir)
# 创建过滤图像保存目录
os.makedirs(os.path.join(self.config.output_dir, 'filter_imgs'))
# 创建日志目录
os.makedirs(os.path.join(self.config.output_dir, 'logs'))
print(f"已创建输出目录结构: {self.config.output_dir}")
except Exception as e:
print(f"创建输出目录时发生错误: {str(e)}")
raise
def _get_directory_size(self, path):
"""获取目录的总大小(字节)"""
total_size = 0
for dirpath, dirnames, filenames in os.walk(path):
for filename in filenames:
file_path = os.path.join(dirpath, filename)
try:
total_size += os.path.getsize(file_path)
except (OSError, FileNotFoundError):
continue
return total_size
def check_disk_space(self):
"""检查磁盘空间是否足够"""
# 获取输入目录大小
input_size = self._get_directory_size(self.config.image_dir)
# 获取输出目录所在磁盘的剩余空间
output_drive = os.path.splitdrive(
os.path.abspath(self.config.output_dir))[0]
if not output_drive: # 处理Linux/Unix路径
output_drive = '/home'
disk_usage = psutil.disk_usage(output_drive)
free_space = disk_usage.free
# 计算所需空间输入大小的10倍
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required_space = input_size * 8
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if free_space < required_space:
error_msg = (
f"磁盘空间不足!\n"
f"输入目录大小: {input_size / (1024**3):.2f} GB\n"
f"所需空间: {required_space / (1024**3):.2f} GB\n"
f"可用空间: {free_space / (1024**3):.2f} GB\n"
f"在驱动器 {output_drive}"
)
raise RuntimeError(error_msg)