mirror of
https://github.com/medialab-prado/poblados-colonizacion-colonias-penitenciarias.git
synced 2024-12-27 13:01:23 +01:00
60 lines
1.8 KiB
Python
60 lines
1.8 KiB
Python
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import csv
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import os.path
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from owslib.wms import WebMapService
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wms = WebMapService('http://www.ign.es/wms-inspire/pnoa-ma', version='1.1.1')
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f = open('embalses.csv','r')
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reader = csv.reader(f)
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rownum = 0
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for row in reader:
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if rownum > 0:
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name = row[1] # nombre del embalse
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year = row[7].split("-")[2] # anyo
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if year:
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name = "".join([c for c in name if c.isalpha() or c.isdigit() or c==' ']).rstrip()
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nombre = year + "-" + name + ".jpeg"
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folder = 'imgs-todos/'
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# Verificamos que el archivo no exista para no repetir descarga
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if not os.path.isfile(folder+nombre):
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print "Descargando " + nombre
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xy = row[9].split(" - ")
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x = int(xy[0])
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y = int(xy[1])
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# dimensiones del rectangulo representado
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minx = x - 1024*2
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maxx = x + 1024*2
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miny = y - 1024*2
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maxy = y + 1024*2
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# Pedimos la imagen al servidor WMS, 2048x2048 pixels
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response = wms.getmap(
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layers=['OI.OrthoimageCoverage'],
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srs='EPSG:25830',
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styles=['Default'],
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bbox=(minx,miny,maxx,maxy),
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size=(2048,2048),
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format='image/jpeg',
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transparent=True,
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queryable=True,
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exceptions='application/vnd.ogc.se_inimage')
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# Almacenamos localmente la imagen con el nombre del embalse y anyo
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out = open(folder + nombre, 'wb')
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out.write(response.read())
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out.close()
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else:
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print nombre + " ya existe"
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rownum += 1
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f.close()
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