vectorize.py 文件源码

def convert_to_latlon(geoimg, lines):
    srs = osr.SpatialReference(geoimg.srs()).ExportToProj4()
    projin = Proj(srs)
    projout = Proj(init='epsg:4326')
    newlines = []
    for line in lines:
        l = []
        for point in line:
            pt = transform(projin, projout, point[0], point[1])
            l.append(pt)
        newlines.append(l)
    return antimeridian_linesplit(newlines)