qrencoder
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hrbrmstr
:white_square_button: Make QR codes in R via libqrencode
Would you please consider adding datamatrix format as well https://en.wikipedia.org/wiki/Data_Matrix
Looking at this SO post: https://stackoverflow.com/questions/49382712/is-there-a-package-in-r-for-reading-qr-codes Found your package: https://stackoverflow.com/a/31775858/680068 Maybe feature?
`qrencode_png` seems to give me a white-on-black image, which isn't recognized (by my phone) as a QR code: `` (the github comment won't render this img, you'll have to copy...
ref: https://stackoverflow.com/a/47112684/1457051 There is preliminary support for this now but I'm leaving this issue open as the pkg cld use a refresh and this is part of it.
Most qr encoders and decoders assume [the text payload is in UTF-8 encoding](https://stackoverflow.com/a/9699789/318752). So for example this fails currently: ```r x
