Method: ZXing.decode

Defined in:

lib/zxing.rb

.decode(file) ⇒ Object

Decodes barcodes from an image file

file should be the path to the image file to decode, as a string.

Example:

path = "path/to/file.png"
ZXing.decode(path) #=> "Encoded text"

When the image cannot be decoded, decode returns nil:

path = "./no_encoded_image.png"
ZXing.decode(path) #=> nil

# File 'lib/zxing.rb', line 24

def self.decode(file)
  Decoder.decode normalize(file)
end