UraniumBlazer@lemm.ee to Technology@lemmy.worldEnglish · 3 months agoHow QR codes workyoutu.beexternal-linkmessage-square7fedilinkarrow-up1171arrow-down16
arrow-up1165arrow-down1external-linkHow QR codes workyoutu.beUraniumBlazer@lemm.ee to Technology@lemmy.worldEnglish · 3 months agomessage-square7fedilink
minus-squarecatloaf@lemm.eelinkfedilinkEnglisharrow-up3·3 months agoIf he didn’t, one of the several other 2D barcodes would have caught on. I see non-QR ones around pretty often, though usually in industrial applications. I remember back around 2009, there were a few of these in the newspaper: https://en.wikipedia.org/wiki/High_Capacity_Color_Barcode I don’t know how well it worked given the loose color registration. I didn’t have anything that could read them at the time.
minus-squareEcho Dot@feddit.uklinkfedilinkEnglisharrow-up1·3 months agoAre you sure they weren’t just test colors? Most newspapers have them. I cannot imagine what information they needed to encode that required that level of information density.
If he didn’t, one of the several other 2D barcodes would have caught on. I see non-QR ones around pretty often, though usually in industrial applications.
I remember back around 2009, there were a few of these in the newspaper: https://en.wikipedia.org/wiki/High_Capacity_Color_Barcode
I don’t know how well it worked given the loose color registration. I didn’t have anything that could read them at the time.
Are you sure they weren’t just test colors? Most newspapers have them.
I cannot imagine what information they needed to encode that required that level of information density.