def plot_quadrilateral(self, image):
'''
Plot result.
'''
image_data = image.data
image = Image(image=image_data)
image.data = cv2.cvtColor(image.data, cv2.COLOR_GRAY2RGB)
image.channels = 3
if self.license_plates != None and len(self.license_plates) > 0:
point1 = self.license_plates[0].quadrilateral.points[0]
point2 = self.license_plates[0].quadrilateral.points[1]
point3 = self.license_plates[0].quadrilateral.points[2]
point4 = self.license_plates[0].quadrilateral.points[3]
cv2.line(image.data, (point1.x, point1.y), (point2.x, point2.y),
(255, 0, 0), 4)
cv2.line(image.data, (point2.x, point2.y), (point3.x, point3.y),
(255, 0, 0), 4)
cv2.line(image.data, (point3.x, point3.y), (point4.x, point4.y),
(255, 0, 0), 4)
cv2.line(image.data, (point4.x, point4.y), (point1.x, point1.y),
(255, 0, 0), 4)
image = image.resize(self.resize_width,
self.resize_width * image.height / image.width)
image.plot()
