How to use the audiomentations.Resample function in audiomentations

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github iver56 / audiomentations / demo / demo.py View on Github external
# Shift
    augmenter = Compose([Shift(min_fraction=-0.5, max_fraction=0.5, p=1.0)])
    for i in range(5):
        output_file_path = os.path.join(output_dir, "Shift_{:03d}.wav".format(i))
        augmented_samples = augmenter(samples=samples, sample_rate=SAMPLE_RATE)
        wavfile.write(output_file_path, rate=SAMPLE_RATE, data=augmented_samples)

    # Normalize
    augmenter = Compose([Normalize(p=1.0)])
    output_file_path = os.path.join(output_dir, "Normalize_{:03d}.wav".format(0))
    augmented_samples = augmenter(samples=samples, sample_rate=SAMPLE_RATE)
    wavfile.write(output_file_path, rate=SAMPLE_RATE, data=augmented_samples)

    # Resample
    augmenter = Compose([Resample(p=1.0)])
    for i in range(5):
        output_file_path = os.path.join(output_dir, "Resample_{:03d}.wav".format(i))
        augmented_samples = augmenter(samples=samples, sample_rate=SAMPLE_RATE)
        wavfile.write(output_file_path, rate=SAMPLE_RATE, data=augmented_samples)