Geo Converter between WGS/GCJ/BD
API:
locs: [latitude, longitude]
Transform Geo from World Geodetic System to Mars Geodetic System in China: locs wgs2gcj(locs)
Transform Geo from Mars Geodetic System to World Geodetic System in China: locs gcj2wgs(locs)
Transform Geo from Mars Geodetic System to Baidu Map System: locs gcj2bd(locs)
Transform Geo from Baidu Map System to Mars Geodetic System: locs bd2gcj(locs)
Transform Geo from World Geodetic System to Baidu Map System: locs wgs2bd(locs)
Transform Geo from Baidu Map System to World Geodetic System: locs bd2wgs(locs)