Inherits: AudioEffectFilter < AudioEffect < Resource < RefCounted < Object
Adds a notch filter to the Audio bus.
Attenuates frequencies in a narrow band around the AudioEffectFilter.cutoff_hz and cuts frequencies outside of this range.
© 2014–present Juan Linietsky, Ariel Manzur and the Godot community
Licensed under the Creative Commons Attribution Unported License v3.0.
https://docs.godotengine.org/en/4.2/classes/class_audioeffectnotchfilter.html