remove extra conversion

app.py

@@ -142,7 +142,7 @@ def mask_generation(image=None, d=None):
     out = []
     for i in range(len(masks)):
         m = Image.fromarray(masks[i] * 255).convert("L")
-        comp = Image.composite(Image.fromarray(image), m, m)
+        comp = Image.composite(image, m, m)
         out.append((comp, f"image {i}"))
 
     return out