decode
Locates and decodes a Data Matrix code in an image.
Return
a String representing the content encoded by the Data Matrix code
Throws
if a Data Matrix code cannot be found
if a Data Matrix code cannot be decoded
if error correction fails
Locates and decodes a barcode in some format within an image. This method also accepts hints, each possibly associated to some data, which may help the implementation decode.
Return
String which the barcode encodes
Parameters
image of barcode to decode
passed as a Map from DecodeHintType to arbitrary data. The meaning of the data depends upon the hint type. The implementation may or may not do anything with these hints.
Throws
if no potential barcode is found
if a potential barcode is found but does not pass its checksum
if a potential barcode is found but format is invalid