A class for spatial photographs (spatially and geometrically defined) that can be plotted in Google Earth.
filename
object of class "character"; URI of the filename location (typically a URL)
pixmap
object of class "pixmapRGB"; RGB bands of a bitmapped images
exif.info
object of class "list"; EXIF photo metadata
PhotoOverlay
object of class "list"; list of the camera geometry parameters (KML specifications)
sp
object of class "SpatialPoints"; location of the camera
Class "pixmapRGB"
.
signature(obj = "SpatialMetadata")
: summarize object