in spark_scripts/detect_scenes.py [0:0]
def identify_nearest_lane_point(x, y, lane_points):
"""
Given an x,y coordinate in the image, identify closest lane point per lane
"""
v = json.loads(lane_points)['lanes_clean']
lanes = json.loads(v)
nearest_pts = {}
for idx, lane in enumerate(lanes):
if lane:
img_pts = lane['image_points']
nearest_pts[idx] = get_nearest_image_point(x, y, img_pts)
return nearest_pts