Opencv - python -将线段检测器(LSD)中的线段合并为一条线

import cv2
import numpy as np

image = cv2.imread('image.jpg')
gray = cv2.cvtColor(image, cv2.COLOR_BGR2GRAY)

lsd = cv2.createLineSegmentDetector(0)
lines, _, _, _ = lsd.detect(gray)

merged_lines = cv2.fitLine(lines, cv2.DIST_L2, 0, 0.01, 0.01)

vx, vy, x, y = merged_lines[0], merged_lines[1], merged_lines[2], merged_lines[3]
lefty = int((-x * vy / vx) + y)
righty = int(((gray.shape[1] - x) * vy / vx) + y)
cv2.line(image, (gray.shape[1] - 1, righty), (0, lefty), (0, 255, 0), 2)