TF to load an audio file

tf_load_audio.py

!pip install -q "tensorflow_io==0.28.*"

!curl -O https://storage.googleapis.com/audioset/miaow_16k.wav

import tensorflow as tf
import tensorflow_io as tfio
from IPython.display import Audio

audio = tfio.audio.AudioIOTensor('miaow_16k.wav')

print(audio)
print(audio.rate.numpy())

audio_tensor = tf.squeeze(audio.to_tensor(), axis=[-1])

Audio(audio_tensor.numpy(), rate=audio.rate.numpy())

duration = len(audio_tensor) / audio.rate.numpy()
print(f'audio duration {duration}')

plt.title('waveform')
plt.xlabel('Time (samples)')
plt.ylabel('Amplitude')
plt.plot(audio_tensor.numpy())