Convert nativeRaster images to/from other R objects
nr_to_raster(nr)
raster_to_nr(ras)
nr_to_array(nr)
array_to_nr(arr)nativeRaster object
standard R raster i.e. a character matrix of hex colour values
3d numeric array representing R,G,B,A values with dimensions [nrow, ncol, 4] or [nrow, ncol, 3]. Each value is in range [0,1].