Update app.py

app.py

@@ -79,7 +79,7 @@ def process_image(input_image):
                     
                     # Draw direction arrow
                     center_x, center_y = (x1 + x2) // 2, (y1 + y2) // 2
-                    arrow_length = 50
+                    arrow_length = 80  # Increased from 50 to 80
                     direction = class_labels[direction_class]
                     
                     # Calculate arrow endpoint
@@ -94,7 +94,7 @@ def process_image(input_image):
                         end_x = center_x + arrow_length
                         
                     cv2.arrowedLine(image, (center_x, center_y), (end_x, end_y), 
-                                  (0, 0, 255), 2, tipLength=0.3)
+                                  (255, 0, 0), 4, tipLength=0.4)  
     
     return image