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resampy_numpy_array_audio_resampling_rate_conversion.py

python

Efficiently resamples a 1D numpy array from an input sampling rate to a target s

15d ago10 linesresampy.readthedocs.io
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resampy_numpy_array_audio_resampling_rate_conversion.py
1import numpy as np
2import resampy
3
4# Generate a 1-second sine wave at 44.1 kHz
5sr_orig = 44100
6sr_new = 22050
7x = np.sin(2 * np.pi * 440.0 / sr_orig * np.arange(sr_orig))
8
9# Resample the signal to 22.05 kHz
10y = resampy.resample(x, sr_orig, sr_new)