whisper/tests/test_audio.py
2022-09-22 01:09:43 +09:00

20 lines
571 B
Python

import os.path
import numpy as np
from whisper.audio import load_audio, log_mel_spectrogram, SAMPLE_RATE
def test_audio():
audio_path = os.path.join(os.path.dirname(__file__), "jfk.flac")
audio = load_audio(audio_path)
assert audio.ndim == 1
assert SAMPLE_RATE * 10 < audio.shape[0] < SAMPLE_RATE * 12
assert 0 < audio.std() < 1
mel_from_audio = log_mel_spectrogram(audio)
mel_from_file = log_mel_spectrogram(audio_path)
assert np.allclose(mel_from_audio, mel_from_file)
assert mel_from_audio.max() - mel_from_audio.min() <= 2.0