Merge pull request #802 from papayalove/dev-table-model-update

perf: table model update with PP OCRv4

magic_pdf/libs/Constants.py

@@ -23,14 +23,20 @@
 TABLE_MASTER_DIR = "table_structure_tablemaster_infer/"
 
 # pp detect model dir
-DETECT_MODEL_DIR = "ch_PP-OCRv3_det_infer"
+DETECT_MODEL_DIR = "ch_PP-OCRv4_det_infer"
 
 # pp rec model dir
-REC_MODEL_DIR = "ch_PP-OCRv3_rec_infer"
+REC_MODEL_DIR = "ch_PP-OCRv4_rec_infer"
 
 # pp rec char dict path
 REC_CHAR_DICT = "ppocr_keys_v1.txt"
 
+# pp rec copy rec directory
+PP_REC_DIRECTORY = ".paddleocr/whl/rec/ch/ch_PP-OCRv4_rec_infer"
+
+# pp rec copy det directory
+PP_DET_DIRECTORY = ".paddleocr/whl/det/ch/ch_PP-OCRv4_det_infer"
+
 
 class MODEL_NAME:
     # pp table structure algorithm

magic_pdf/model/pdf_extract_kit.py

@@ -1,7 +1,8 @@
 from loguru import logger
 import os
 import time
-
+from pathlib import Path
+import shutil
 from magic_pdf.libs.Constants import *
 from magic_pdf.libs.clean_memory import clean_memory
 from magic_pdf.model.model_list import AtomicModel
@@ -297,6 +298,17 @@ def __init__(self, ocr: bool = False, show_log: bool = False, **kwargs):
                 device=self.device
             )
 
+            home_directory = Path.home()
+            det_source = os.path.join(models_dir, table_model_dir, DETECT_MODEL_DIR)
+            rec_source = os.path.join(models_dir, table_model_dir, REC_MODEL_DIR)
+            det_dest_dir = os.path.join(home_directory, PP_DET_DIRECTORY)
+            rec_dest_dir = os.path.join(home_directory, PP_REC_DIRECTORY)
+
+            if not os.path.exists(det_dest_dir):
+                shutil.copytree(det_source, det_dest_dir)
+            if not os.path.exists(rec_dest_dir):
+                shutil.copytree(rec_source, rec_dest_dir)
+
         logger.info('DocAnalysis init done!')
 
     def __call__(self, image):
@@ -472,3 +484,5 @@ def __call__(self, image):
         logger.info(f"-----page total time: {round(time.time() - page_start, 2)}-----")
 
         return layout_res
+
+