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It is used as a common format for bitmaps in operating systems environments based on the UNIX kernel. It is designed for use in many types of graphics. It can be used for all kinds of data with two-dimensional arrays. It covers the RGB-space and transparency levels.

This bitmap image format was created for storing images taken in HDR mode, which provides a high dynamic contrast ratio. It may have either a 32- or 16-bit pixel structure. It is used for high-quality graphics with rich bitmap images, with or without lossy compression.