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by Zamicol 2160 days ago
No, it is not QR-encoded.

This is the method:

https://earth.esa.int/documents/1656065/3222865/170922-Piql-...
1 comments
Jatidude 2159 days ago
In the link you post it states "piqlWriter: data writtenas high-densityQR codesEncode binary data to 2D barcode (apply Forward Error Correction)Modulate light using a Digital Micromirror Device (DMD) to project the barcode on the film."
link
Zamicol 2147 days ago
It's a lie. It's not a QR code. I don't know why they say it is. Look at the code. It's nothing like a QR.

They should have said "2D Barcode" but they might be assuming an ignorant audience.

link