From d0465ba9094195f6c3e8444b6135a9998158e221 Mon Sep 17 00:00:00 2001
From: Stephen Hu <812791840@qq.com>
Date: Mon, 9 Mar 2026 14:16:57 +0800
Subject: [PATCH] refactor: improve paddle ocr logic (#13467)

### What problem does this PR solve?

improve paddle ocr logic

### Type of change
- [x] Refactoring
---
 deepdoc/parser/paddleocr_parser.py | 29 ++++++++++++++++-------------
 1 file changed, 16 insertions(+), 13 deletions(-)

diff --git a/deepdoc/parser/paddleocr_parser.py b/deepdoc/parser/paddleocr_parser.py
index 28546e1c0f..cb27a72549 100644
--- a/deepdoc/parser/paddleocr_parser.py
+++ b/deepdoc/parser/paddleocr_parser.py
@@ -63,7 +63,6 @@ def _remove_images_from_markdown(markdown: str) -> str:
 class PaddleOCRVLConfig:
     """Configuration for PaddleOCR-VL algorithm."""
 
-    use_doc_orientation_classify: Optional[bool] = False
     use_doc_orientation_classify: Optional[bool] = False
     use_doc_unwarping: Optional[bool] = False
     use_layout_detection: Optional[bool] = None
@@ -533,21 +532,25 @@ class PaddleOCRParser(RAGFlowPdfParser):
                 return None, None
             return
 
-        height = 0
+        total_height = 0
+        max_width = 0
+        img_sizes = []
         for img in imgs:
-            height += img.size[1] + GAP
-        height = int(height)
-        width = int(np.max([i.size[0] for i in imgs]))
-        pic = Image.new("RGB", (width, height), (245, 245, 245))
-        height = 0
-        for ii, img in enumerate(imgs):
-            if ii == 0 or ii + 1 == len(imgs):
+            w, h = img.size
+            img_sizes.append((w, h))
+            max_width = max(max_width, w)
+            total_height += h + GAP
+
+        pic = Image.new("RGB", (max_width, int(total_height)), (245, 245, 245))
+        current_height = 0
+        imgs_count = len(imgs)
+        for ii, (img, (w, h)) in enumerate(zip(imgs, img_sizes)):
+            if ii == 0 or ii + 1 == imgs_count:
                 img = img.convert("RGBA")
-                overlay = Image.new("RGBA", img.size, (0, 0, 0, 0))
-                overlay.putalpha(128)
+                overlay = Image.new("RGBA", img.size, (0, 0, 0, 128))
                 img = Image.alpha_composite(img, overlay).convert("RGB")
-            pic.paste(img, (0, int(height)))
-            height += img.size[1] + GAP
+            pic.paste(img, (0, int(current_height)))
+            current_height += h + GAP
 
         if need_position:
             return pic, positions