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applied platformio structure

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gronod
2026-03-13 17:03:22 +00:00
parent c5233cf15c
commit db7d90e736
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lib/spotify/cspot/bell/example/scripts/dsp_spectogram.py Normal file
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import matplotlib.pyplot as plt
from scipy import signal
from scipy.io import wavfile
sample_rate, samples = wavfile.read('out.wav')
print(sample_rate)
frequencies, times, spectrogram = signal.spectrogram(samples, sample_rate)
plt.pcolormesh(times, frequencies, spectrogram)
plt.imshow(spectrogram)
plt.ylabel('Frequency [Hz]')
plt.xlabel('Time [sec]')
plt.show()