#sample 1bit tiff image
sampledata.onebitraster=1bit-raster.tiff

#sample three-band RGB image
sampledata.rgbraster=RGBphoto-raster.tiff

#sample three-band raster that's indexed
sampledata.rgbraster-colormapped=RGBphoto-raster-colormapped.png

#sample four-band (with alpha) raster
sampledata.rgbaraster=RGBAphoto-raster.tiff

#sample one-band, one-byte, non-colormapped "greyscale" raster
sampledata.onebyteonebandraster=GrayscalePhoto-raster.tiff