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QR Code (Proof of concept)

Started by Erik Barros, September 04, 2024, 03:18:48 AM

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Erik Barros

Hello there, I was looking at some older live racing posts, seeing a post from Overdrijf gave me an idea!

I tried to replicate a QR code on the Stunts track and Great Scott!! It works.

The next step is to try to draw a circuit.

I used the me-qr website to generate the QR code with a static link and it already drew a 29x29 grid that I managed to replicate using Bliss.

The second image was taken using stcarto, with the "Transparent low ground" parameter

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alanrotoi


Cas

Wow... it's curious how the second image, before clicking on it, doesn't look at all like a QR code. Once it's resized, the browser does show a QR code. I can't test them because I don't use smartphone apps, but it looks very valid!
Earth is my country. Science is my religion.

Duplode

Google Lens does catch code from the full-size second picture! The contrast in the Bliss screenshot with the usual rendering is too low I think -- it works if you change the green to a bright one, though. 

dreadnaut

Quote from: Cas on September 07, 2024, 06:57:32 PMWow... it's curious how the second image, before clicking on it, doesn't look at all like a QR code. Once it's resized, the browser does show a QR code.

You are looking at a JPEG thumbnail of a transparent PNG, which gains a 'undefined' black background and heavy compression artifacts.

Cas

Quote from: dreadnaut on September 10, 2024, 07:11:51 PM
Quote from: Cas on September 07, 2024, 06:57:32 PMWow... it's curious how the second image, before clicking on it, doesn't look at all like a QR code. Once it's resized, the browser does show a QR code.

You are looking at a JPEG thumbnail of a transparent PNG, which gains a 'undefined' black background and heavy compression artifacts.
Ah!!  Yes, that makes sense. Really weird!
Earth is my country. Science is my religion.

Overdrijf

Nice. This might be the best use of a Stunts track as data storage since ZCT256! ;D What's more, this one is actually recognizable as such!