[ Thanks to Britta Wuelfing for
this link. ]
“GEGL also allows image edits above and beyond RAM
buffer capacity without compromising graphics quality. While High
Dynamic Range Imaging (HDRI) is still the norm in digital imagery
and game technology, the raw image format of RAW files is a
different story: most digital SLR cameras now render pictures in
RAW format over a dynamic range of 12-bit to 16-bit color
channels.”