fix: simplify webcam handling to fix mirroring issue

app.py

@@ -12,6 +12,7 @@ if gr.NO_RELOAD:
     import datasets
     import numpy as np  # Added to help handle numpy array images
     import pandas as pd  # Added for pandas DataFrame
+    import cv2  # Added for OpenCV
 
 # Load environment variables from .env if available.
 from dotenv import load_dotenv
@@ -198,6 +199,13 @@ def strip_metadata(image: Image.Image) -> Image.Image:
     stripped_image.putdata(data)
     return stripped_image
 
+def transform_webcam(image: np.ndarray) -> np.ndarray:
+    """Transform webcam input to ensure text is readable"""
+    if image is None:
+        return None
+    # Flip the image horizontally to un-mirror it
+    return cv2.flip(image, 1)
+
 class UserState:
     def __init__(self):
         self.username = None
@@ -306,6 +314,7 @@ def create_gradio_interface():
             type="pil",
             label="Upload Handwritten Image",
             sources=["upload", "webcam"],
+            mirror_webcam=False,  # Keep webcam feed unmirrored so text is readable
             visible=False,
             elem_id="image_input"
         )

requirements.txt

@@ -8,4 +8,5 @@ playwright>=1.40.0
 datasets>=2.16.0
 pydantic>=2.6.1
 python-dotenv>=1.0.0
-pandas>=2.0.0
+pandas>=2.0.0
+opencv-python>=4.9.0