On Tue, Apr 26, 2011 at 11:31 AM, Dane Springmeyer <[email protected]> wrote: > On Apr 26, 2011, at 7:39 AM, Edward Sargisson wrote: > >> Hi all, >> I'd like to add copyright information into the lower left corner of the >> resulting image - regardless of which part of the Earth the map is showing. >> This is mostly to show the OpenStreetMap acknowledgement. >> >> Does anybody have an easy method to do this with Mapnik? [ ... ] > Edward, > > I think the easiest method would be to create a PNG with alpha at the same > size as your tiles, then in python use mapnik's Image.blend() function to > combine the two images. > > Here is an example: > http://mapnik-utils.googlecode.com/svn/example_code/watermark/
If you prefer to add the copyright information outside of Mapnik, perhaps for maps that you have already created, imagemagick has a number of helpful functions. http://www.imagemagick.org/Usage/annotating/#anno_on _______________________________________________ Mapnik-users mailing list [email protected] https://lists.berlios.de/mailman/listinfo/mapnik-users

