TissueImageAnalytics · shaneahmed · Feb 29, 2024 · Nov 22, 2023 · Nov 22, 2023 · Nov 23, 2023
diff --git a/examples/04-patch-extraction.ipynb b/examples/04-patch-extraction.ipynb
diff --git a/tiatoolbox/utils/transforms.py b/tiatoolbox/utils/transforms.py
@@ -42,6 +42,9 @@ def background_composite(
         >>> plt.show()
 
     """
+    if image.size[:, :, 0] >= 4:
+        return image
+
     if not isinstance(image, Image.Image):
         image = Image.fromarray(image)