From 5fac071fbced11d2d71212f1ab8724ab31425f5d Mon Sep 17 00:00:00 2001
From: LightArrowsEXE <Lightarrowsreboot@gmail.com>
Date: Tue, 24 Sep 2024 10:07:20 +0200
Subject: [PATCH] based_aa: Add callable check to prefilter

---
 vsaa/funcs.py | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/vsaa/funcs.py b/vsaa/funcs.py
index a82140d..e924297 100644
--- a/vsaa/funcs.py
+++ b/vsaa/funcs.py
@@ -424,8 +424,10 @@ def based_aa(
             if isinstance(prefilter, vs.VideoNode):
                 FormatsMismatchError.check(based_aa, func.work_clip, prefilter)
                 ss_clip = prefilter
-            else:
+            elif callable(prefilter):
                 ss_clip = prefilter(func.work_clip)
+            else:
+                raise CustomValueError('Invalid prefilter!', based_aa, prefilter)
         else:
             ss_clip = func.work_clip