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[pre-commit.ci] auto fixes from pre-commit.com hooks

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pre-commit-ci[bot] 2024-10-31 04:18:27 +00:00
parent cd66f4f532
commit 28edd2bdd7
1 changed files with 2 additions and 4 deletions
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6
audio_filters/ema_filter.py
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@ -33,8 +33,6 @@ class EMAFilter:
self.alpha = alpha self.alpha = alpha
self.ema_value = 0.0 self.ema_value = 0.0
def apply(self, audio_signal: list[float]) -> np.ndarray: def apply(self, audio_signal: list[float]) -> np.ndarray:
""" """
Apply the EMA filter to a sequence of Apply the EMA filter to a sequence of
@ -56,11 +54,11 @@ class EMAFilter:
""" """
if not audio_signal: if not audio_signal:
return np.array([]) return np.array([])
ema_signal: list[float] = [] ema_signal: list[float] = []
self.ema_value = audio_signal[0] self.ema_value = audio_signal[0]
ema_signal.append(self.ema_value) ema_signal.append(self.ema_value)
for sample in audio_signal[1:]: for sample in audio_signal[1:]:
if self.ema_value is None: if self.ema_value is None:
self.ema_value = self.alpha * sample + (1 - self.alpha) * self.ema_value self.ema_value = self.alpha * sample + (1 - self.alpha) * self.ema_value