Created
October 30, 2019 04:18
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| import librosa | |
| import matplotlib.pyplot as plt | |
| import numpy as np | |
| import librosa.display | |
| data, sr = librosa.load('Dataset/decrease_volume/1.wav') | |
| D = np.abs(librosa.stft(data)) | |
| plt.figure(figsize=(20,8)) | |
| librosa.display.specshow(librosa.amplitude_to_db(D,ref=np.max),y_axis='log', x_axis='time') | |
| plt.title('Spectrogram') | |
| plt.colorbar(format='%+2.0f dB') | |
| plt.show() |
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