Storage format for images that can be used as graphic textures in 3D applications or computer games. It is also used in the CorelDRAW software as a Pantone Spot reference palette element for the purpose of applying colors to editable elements.
is a format developed for the Shanda Bambook e-books, and is exclusive to those devices. Certain e-books produced by other companies can also view documents of this type. Shanda released its latest device in 2011 which is why this format is not widely used at present.