判断百度某一经纬度的地图颜色值python

时间：2023-03-09 13:37:10
判断百度某一经纬度的地图颜色值python 
 from PIL import Image

 import MySQLdb

 import os

 import urllib

 import time

 from multiprocessing.dummy import Pool as ThreadPool 

 def gaidu_is_water((latitude,longitude)):

     while True:

         try:

             ll = longitude + ',' + latitude

             url = "http://api.map.baidu.com/staticimage?center="+ll+"&zoom=18&width=1&height=1"

             data = urllib.urlretrieve(url, ll)

             im = Image.open(ll)

             rgb_im = im.convert('RGB')

             print rgb_im.getpixel((0, 0))

             if rgb_im.getpixel((0, 0)) in [(167, 192, 224),(104, 137, 167),(153, 183, 219)]:

                 # print 'is water'

                 flag = 1

             else:

                 flag = 0

                 # print 'not water'

             # print ll,'ok'

             break

         except Exception, e:

             print e

             time.sleep(5)

             continue

 if __name__ == '__main__':

     print gaidu_is_water('114.24419,22.332689')

     pool = ThreadPool(20)

     results = pool.map(gaidu_is_water, lls)

     pool.close()

     pool.join()

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