The rgdal package can read png images. See: http://finzi.psych.upenn.edu/R/Rhelp02a/archive/94605.html
On Sun, Mar 8, 2009 at 12:32 PM, Markus Loecher <markus.loec...@gmail.com> wrote: > Dear R geo wizards, > while I am very happy with the kmloverlay() function from the maptools > package to create overlays from R in Google Earth, I often would like > to perform an even simpler task. > Given a png image with a known lat/lon bounding box, such as a map > tile or some other geographically aligned image, I would like to > (i) load the image into R, > (ii) plot the image, and > (iii) overlay e.g. lat/lon referenced points on top of this image > > The points should be plotted with respect to the coordinates of the image. > > Is this possible at all ? > > Thanks ! > > Markus > > _______________________________________________ > R-sig-Geo mailing list > R-sig-Geo@stat.math.ethz.ch > https://stat.ethz.ch/mailman/listinfo/r-sig-geo > _______________________________________________ R-sig-Geo mailing list R-sig-Geo@stat.math.ethz.ch https://stat.ethz.ch/mailman/listinfo/r-sig-geo