From d51c9c8ff6beb70e260917bb89fe2435b874ee85 Mon Sep 17 00:00:00 2001
From: Yury Kossakovsky <kossakovsky93@gmail.com>
Date: Fri, 29 Aug 2025 17:31:47 -0600
Subject: [PATCH] Add document preprocessing submodules to OCR configuration

- Introduced new `SubPipelines` section in `ocr_config.yaml` to include `DocPreprocessor` settings.
- Added submodules for document orientation classification and unwarping, enhancing the OCR pipeline's ability to process various document formats and improve accuracy.
---
 paddlex/ocr_config.yaml | 15 +++++++++++++++
 1 file changed, 15 insertions(+)

diff --git a/paddlex/ocr_config.yaml b/paddlex/ocr_config.yaml
index 1725f14..e922ef3 100644
--- a/paddlex/ocr_config.yaml
+++ b/paddlex/ocr_config.yaml
@@ -14,3 +14,18 @@ SubModules:
     model_dir: null
     batch_size: 1
     score_thresh: 0
+
+SubPipelines:
+  DocPreprocessor:
+    pipeline_name: doc_preprocessor
+    use_doc_orientation_classify: true
+    use_doc_unwarping: true
+    SubModules:
+      DocOrientationClassify:
+        module_name: doc_text_orientation
+        model_name: PP-LCNet_x1_0_doc_ori
+        model_dir: null
+      DocUnwarping:
+        module_name: image_unwarping
+        model_name: UVDoc
+        model_dir: null