Uploaded June 2021 | Updated September 2026, 2 weeks ago

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Learn how to extract Mel Spectrograms and resampling audio with torchaudio. I also review the most common torchaudio transforms and explain how you can use them.

Code:
github.com/musikalkemist/pytorchforaudio/tree/main/05%20Extracting%20Mel%20spectrograms

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Content
0:00 Intro
0:46 Torchaudio transformations
2:56 Instantiating MelSpectrogram
4:36 Extracting Mel spectrograms in UrbanSoundDataset
9:51 Resample and mix down in getitem
12:45 Resampling signal
15:52 Mixing down signal to mono
20:04 Getitem recap
21:08 Running the script to extract mel spectrogram
21:49 Outro