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A comment on I learned PCB design, 3D printing and C just to listen to music.

Re:I learned PCB design, 3D printing and C just to listen to... by kubb on Sunday July 26, 2026 @11:54AM (#49059399)
> I was able build an out-of-band protocol extension into my audio player app

I wonder how that works.

[ Parent | on HN ]
Re:I learned PCB design, 3D printing and C just to listen to... by interfeco on Sunday July 26, 2026 @12:17PM (#49059605)
Easier than it sounds: the app runs a simple http server that serves cover art by track id. The track id is transferred via iOS's built in "Now Playing" metadata fields, which is then used by the device to construct a query and fetch the full resolution image.
[ Parent | on HN ]