def extract(filename):
scanner = ImageScanner()
scanner.set_config(0, Config.ENABLE, 0)
scanner.set_config(Symbol.QRCODE, Config.ENABLE, 1)
img = openImage(filename).convert('L')
width, height = img.size
raw = img.tostring()
image = Image(width, height, 'Y800', raw)
result = scanner.scan(image)
if result == 0:
return False
else:
result = False
for symbol in image:
if symbol.type == Symbol.QRCODE:
result = symbol.data
break
del (image)
return result
def __init__(self, **kwargs):
super(ScannerCamera, self).__init__(**kwargs)
self._camera = None
# create a scanner used for detecting qrcode
self._scanner = ImageScanner()
self._scanner.parse_config('enable')
