this program might be helpfull too: http://www.palentier.com/
not so much for the final overlay but it can synchronize gpx-data with your pictures.
Im not 100% sure but i think it can also save the gps information within the exif data
Best
Helmar
not so much for the final overlay but it can synchronize gpx-data with your pictures.
Im not 100% sure but i think it can also save the gps information within the exif data
Best
Helmar