initial commit

streetview.py

@@ -0,0 +1,57 @@
+#!/usr/env python
+
+import sys
+import urllib2
+from xml.etree.ElementTree import ElementTree, fromstring
+from PIL import Image
+from StringIO import StringIO
+
+if len(sys.argv) != 4:
+    exit("need to supply lat, lon and zoom (0-5)")
+
+lat = sys.argv[1]
+lon = sys.argv[2]
+zoom = int(sys.argv[3])
+
+# yaw north: 0 south: 180 east: 90 west: 270
+# pitch up: -90 down: 90
+# http://cbk0.google.com/cbk?output=xml&panoid=p-DIQUVaFuGHWxVqpLstbA
+
+try:
+    xml = urllib2.urlopen("http://cbk0.google.com/cbk?output=xml&ll=%s,%s"%(lat, lon))
+except urllib2.HTTPError as e:
+    exit(e.code + " " + e.msg)
+
+doc = fromstring(xml.read())
+pano_id = doc.find("data_properties")
+
+if pano_id is None:
+    exit("no streetview data avaiable here")
+
+pano_id = pano_id.get("pano_id")
+
+gridsizes = [(1, 1),
+             (2, 1),
+             (4, 2),
+             (6, 3),
+             (13, 7),
+             (26, 13)]
+
+panorama = Image.new("RGB", (gridsizes[zoom][0]*512, gridsizes[zoom][1]*512))
+
+try:
+    for x in xrange(gridsizes[zoom][0]):
+        for y in xrange(gridsizes[zoom][1]):
+            tile = urllib2.urlopen("http://cbk0.google.com/cbk?output=tile&panoid=%s&zoom=%d&x=%d&y=%d"%(pano_id, zoom, x, y))
+            imtile = Image.open(StringIO(tile.read()))
+            panorama.paste(imtile, (x*512, y*512))
+except urllib2.HTTPError as e:
+    exit(e.code + " " + e.msg)
+
+panorama.save("panorama.jpg")
+
+try:
+    url = urllib2.urlopen("http://cbk0.google.com/cbk?output=thumbnail&w=416&h=208&ll=%s,%s"%(lat, lon))
+    open("thumbnail.jpg", "w").write(url.read())
+except urllib2.HTTPError as e:
+    exit(e.code + " " + e.msg)