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Avoid leading/trailing silence in the RMS calculation #18

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Avoid leading/trailing silence in the RMS calculation #18

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1 change: 1 addition & 0 deletions create_mixed_audio_file.py
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Original file line number Diff line number Diff line change
Expand Up @@ -29,6 +29,7 @@ def cal_amp(wf):
return amptitude

def cal_rms(amp):
amp = np.trim_zeros(amp) # to remove leading and trailing zeros (representing silence in the audio beginning/end)
return np.sqrt(np.mean(np.square(amp), axis=-1))

def save_waveform(output_path, params, amp):
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