détecteur de code QR
import cv2
decoder = cv2.QRCodeDetector()
data, points, _ = decoder.detectAndDecode(img) # size 250 * 250 np.array
qr_code = data
print('Decoded data: ' + data)
if points is not None:
print('Decoded data: ' + data)
points = points[0]
for i in range(len(points)):
pt1 = [int(val) for val in points[i]]
pt2 = [int(val) for val in points[(i + 1) % 4]]
cv2.line(img, pt1, pt2, color=(255, 0, 0), thickness=3)
cv2.imshow('Detected QR code', img)
Evil Echidna