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AudioEffectHighPassFilter
继承： AudioEffectFilter < AudioEffect < Resource < RefCounted < Object
向音频总线添加一个高通滤波器。
描述
“高通”滤波器会衰减低于 AudioEffectFilter.cutoff_hz 的频率，并允许更高频率的信号原样通过。
该滤波器可用于削弱声音的“厚重感”，从而为贝斯和冲击音效腾出低频空间。