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Transcribing Piano Rolls, the Pythonic Way
In this post I use Fourier transforms to revive a forgotten Gershwin piano piece. Piano rolls are these rolls of perforated paper that you feed to …
Zulko
Yet another big problem of the Internet era tackled by Mathematics.
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Visit zulko.github.io → RSS feedOn Hacker News Jan 2014 – Dec 2022
2
Making GIFs From Video Files With Python
Sometimes producing a good animated GIF requires a few advanced tweaks, for which scripting can help. So I added a GIF export feature to MoviePy, a …
3
An Algorithm to Extract Looping GIFs from Videos
Yet another big problem of the Internet era tackled by Mathematics. Looping GIFs are a very popular form of art on the Web, with two dedicated forums …
4
Things You Can Do with Python and POV-Ray
This post presents Vapory, a library I wrote to bring POV-Ray’s 3D rendering capabilities to Python. POV-ray is a popular 3D rendering software which …
5
Vector Animations with Python (2014)
I am a big fan of Dave Whyte’s vector animations, like this one: It was generated using a special animation language called Processing (here is Dave …
6
Python, Pitch Shifting, and the Pianoputer
Record a sound, change its pitch 50 times and assign each new sound to a key of your computer keyboard. You get a Pianoputer ! A sound can be encoded …