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doc_processer/app/core/dependencies.py
2025-12-31 17:38:32 +08:00

48 lines
1.3 KiB
Python

"""Application dependencies."""
from app.services.image_processor import ImageProcessor
from app.services.layout_detector import LayoutDetector
from app.services.ocr_service import OCRService
from app.services.converter import Converter
from app.core.config import get_settings
# Global instances (initialized on startup)
_layout_detector: LayoutDetector | None = None
def init_layout_detector() -> None:
"""Initialize the global layout detector.
Called during application startup.
"""
global _layout_detector
_layout_detector = LayoutDetector()
def get_layout_detector() -> LayoutDetector:
"""Get the global layout detector instance."""
if _layout_detector is None:
raise RuntimeError("Layout detector not initialized. Call init_layout_detector() first.")
return _layout_detector
def get_image_processor() -> ImageProcessor:
"""Get an image processor instance."""
return ImageProcessor()
def get_ocr_service() -> OCRService:
"""Get an OCR service instance."""
return OCRService(
vl_server_url=get_settings().paddleocr_vl_url,
layout_detector=get_layout_detector(),
image_processor=get_image_processor(),
converter=get_converter(),
)
def get_converter() -> Converter:
"""Get a DOCX converter instance."""
return Converter()