Making spectrograms using Javascript

Published: 14 June 2023
on channel: Exkaryon

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This lesson shows how to use JS to make spectrograms from audio files.
00:00 - HTML + CSS User Interface;
01:40 - User Interface Event Handler;
02:40 - Loading and buffering an audio file on JS;
05:40 - Audio rendering, Fourier transform and frequency data acquisition;
08:30 - Drawing a spectrogram from frequency data on canvas;
10:25 - Overview of the resulting spectrograms using JavaScript.

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