We all listen to them, but do you know how the compression for an MP3 file actually works? [Portalfire] wanted to find out, while honing his Python skills at the same time. He’s been working on an MP3 ...

A pixel-perfect H.264 video decoder written from scratch in pure Python and NumPy. Decodes real MP4 files downloaded from the internet — no C extensions, no FFI, no dependencies on existing codec ...