def get_keyboard(self):
transformed_image = self.transformed()
if transformed_image is not None:
transformed_image = fix_channels(transformed_image)
gray = transformed_image.to_gray()
gray = gray.eroded((3, 3))
height, width = gray.get_size()
recog_height = int(0.6 * height)
return Image(gray.image[recog_height:, :])
return None
def __init__(self, frame):
super(KeyboardRecognizer, self).__init__()
self.image = Image(frame)
proportions = reversed([(3. / 16, 7. / 16), (6. / 16, 3. / 16),
(10. / 16, 3. / 16), (13. / 16, 7. / 16)])
width = 400
height = int(400 / sqrt(2))
self.elatole_size = (width, height)
self.etalone_orients = [
Point(width * px, height * py) for px, py in proportions
]
