164 lines
4.4 KiB
Python
164 lines
4.4 KiB
Python
"""
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OCR命令行工具
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----------
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提供OCR识别相关的命令行接口。
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"""
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import os
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import sys
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import argparse
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from typing import List, Optional
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from ..config.settings import ConfigManager
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from ..core.utils.log_utils import get_logger, close_logger
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from ..services.ocr_service import OCRService
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logger = get_logger(__name__)
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def create_parser() -> argparse.ArgumentParser:
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"""
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创建命令行参数解析器
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Returns:
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参数解析器
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"""
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parser = argparse.ArgumentParser(description='OCR识别工具')
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# 通用选项
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parser.add_argument('--config', type=str, help='配置文件路径')
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# 子命令
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subparsers = parser.add_subparsers(dest='command', help='子命令')
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# 单文件处理命令
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process_parser = subparsers.add_parser('process', help='处理单个文件')
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process_parser.add_argument('--input', type=str, required=True, help='输入图片文件路径')
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# 批量处理命令
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batch_parser = subparsers.add_parser('batch', help='批量处理文件')
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batch_parser.add_argument('--batch-size', type=int, help='批处理大小')
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batch_parser.add_argument('--max-workers', type=int, help='最大线程数')
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# 查看未处理文件命令
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list_parser = subparsers.add_parser('list', help='列出未处理的文件')
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return parser
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def process_file(ocr_service: OCRService, input_file: str) -> bool:
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"""
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处理单个文件
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Args:
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ocr_service: OCR服务
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input_file: 输入文件路径
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Returns:
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处理是否成功
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"""
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if not os.path.exists(input_file):
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logger.error(f"输入文件不存在: {input_file}")
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return False
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if not ocr_service.validate_image(input_file):
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logger.error(f"输入文件无效: {input_file}")
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return False
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result = ocr_service.process_image(input_file)
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if result:
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logger.info(f"处理成功，输出文件: {result}")
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return True
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else:
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logger.error("处理失败")
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return False
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def process_batch(ocr_service: OCRService, batch_size: Optional[int] = None, max_workers: Optional[int] = None) -> bool:
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"""
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批量处理文件
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Args:
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ocr_service: OCR服务
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batch_size: 批处理大小
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max_workers: 最大线程数
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Returns:
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处理是否成功
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"""
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total, success = ocr_service.process_images_batch(batch_size, max_workers)
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if total == 0:
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logger.warning("没有找到需要处理的文件")
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return False
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logger.info(f"批量处理完成，总计: {total}，成功: {success}")
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return success > 0
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def list_unprocessed(ocr_service: OCRService) -> bool:
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"""
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列出未处理的文件
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Args:
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ocr_service: OCR服务
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Returns:
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是否有未处理的文件
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"""
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files = ocr_service.get_unprocessed_images()
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if not files:
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logger.info("没有未处理的文件")
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return False
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logger.info(f"未处理的文件 ({len(files)}):")
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for file in files:
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logger.info(f" {file}")
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return True
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def main(args: Optional[List[str]] = None) -> int:
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"""
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OCR命令行主函数
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Args:
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args: 命令行参数，如果为None则使用sys.argv
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Returns:
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退出状态码
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"""
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parser = create_parser()
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parsed_args = parser.parse_args(args)
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if parsed_args.command is None:
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parser.print_help()
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return 1
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try:
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# 创建配置管理器
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config = ConfigManager(parsed_args.config) if parsed_args.config else ConfigManager()
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# 创建OCR服务
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ocr_service = OCRService(config)
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# 根据命令执行不同功能
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if parsed_args.command == 'process':
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success = process_file(ocr_service, parsed_args.input)
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elif parsed_args.command == 'batch':
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success = process_batch(ocr_service, parsed_args.batch_size, parsed_args.max_workers)
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elif parsed_args.command == 'list':
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success = list_unprocessed(ocr_service)
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else:
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parser.print_help()
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return 1
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return 0 if success else 1
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except Exception as e:
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logger.error(f"执行过程中发生错误: {e}")
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return 1
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finally:
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# 关闭日志
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close_logger(__name__)
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if __name__ == '__main__':
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sys.exit(main()) |