What does librosa.load return?

1. What is the default sound in librosa when loaded?
2. Does librosa load normalize?
3. Can librosa load mp4?
4. What does librosa library do?

What is the default sound in librosa when loaded?

librosa uses soundfile and audioread for reading audio. As of v0. 7, librosa uses soundfile by default, and falls back on audioread only when dealing with codecs unsupported by soundfile .

Does librosa load normalize?

librosa does not normalize wave file between [-1, 1]

I down sampled to 16 and also up sampled to 32 to work with librosa. Both of these files produced the same min-max range after going through librosa.

Can librosa load mp4?

Since librosa can load MPEG4 audio (when suitable dependencies are installed), I would recommend downloading that, and loading it directly.

What does librosa library do?

Librosa is a Python package for music and audio analysis. Librosa is basically used when we work with audio data like in music generation(using LSTM's), Automatic Speech Recognition. It provides the building blocks necessary to create the music information retrieval systems.