feat(magic-pdf): add conditional application of formula detection and recognition

magic_pdf/model/pdf_extract_kit.py

@@ -141,6 +141,7 @@ class CustomPEKModel:
         layout_cost = round(time.time() - layout_start, 2)
         logger.info(f"layout detection cost: {layout_cost}")
 
+        if self.apply_formula:
             # 公式检测
             mfd_res = self.mfd_model.predict(image, imgsz=1888, conf=0.25, iou=0.45, verbose=True)[0]
             for xyxy, conf, cla in zip(mfd_res.boxes.xyxy.cpu(), mfd_res.boxes.conf.cpu(), mfd_res.boxes.cls.cpu()):