I am trying to decode qr code from data uri:
var dataUri = 'data:image/gif;base64,R0lGODdh9gD2AIAAAAAAAP///ywAAAAA9gD2AAAC...'; decodeQrCode(dataUri, cb);
I already tried qrcode-decoder-js ( example with mocha test )
function decodeQrCode(dataUri, cb) { qrcode.callback = cb; qrcode.decode(dataUri); }
and qcode-decoder ( example with mocha test )
function decodeQrCode(dataUri, cb) { var qr = new QCodeDecoder(); var img = document.createElement('img'); img.setAttribute('src', dataUri); qr.decodeFromImage(img, cb); }
but it seems to me that both do not support data URIs inherently.
How can I decode a QR code from a data URI?
javascript data-uri qr-code
maiermic
source share