Easiest way is with a camera phone
Search for a QR reader application
( ,
Wed 12 Aug 2009, 15:51,
archived)
Oh OK
I used one of the online QR code generators and set the error correction to high. This means that 30% of the pixels can be corrupted without producing errors. I then manually modified the pixels to include the logo while trying to stay below 30% (took several attempts). I tested with my camera phone using snapmaze
( ,
Wed 12 Aug 2009, 16:15,
archived)