A GXF file is comprised of a series of packets. Multi-byte numbers are stored in big endian format. Used with mpeg.
File extension is used by General CADD. Font file.
GXF (Grid eXchange File) is a standard ASCII file format for exchanging gridded data among different software systems. Software that supports the GXF standard will be able to import properly formatted GXF files and export grids in GXF format.