From 63d97aa575eca8f422286c68300fc5edc6136161 Mon Sep 17 00:00:00 2001
From: pal1001p <ppyachynskaya@gmail.com>
Date: Tue, 1 Jul 2025 10:21:36 -0400
Subject: [PATCH] updated len() to .size

len(activations) returns TypeError when activations is set with a num_frames of 1, which is needed for online mode for a lot of the processors
---
 madmom/features/onsets.py | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/madmom/features/onsets.py b/madmom/features/onsets.py
index 68924525..49d777ad 100644
--- a/madmom/features/onsets.py
+++ b/madmom/features/onsets.py
@@ -1150,7 +1150,7 @@ def process_online(self, activations, reset=True, **kwargs):
         # convert to onset timings
         onsets = (self.counter + peaks) / float(self.fps)
         # increase counter
-        self.counter += len(activations)
+        self.counter += activations.size
         # shift if necessary
         if self.delay:
             raise ValueError('delay not supported yet in online mode')