FFLI (possibly an abbreviation of Flickering FLI; Flickering Flexible Line Interpratation) is a raster image format for Commodore 64 computers. On an actual C64, it is expected to be displayed using temporal dithering to average two frames together.
See also Flexible Line Interpretation.
An FFLI file is exactly 26115 bytes in size. It begins with bytes
FF 3A 66.
- C64Gfx.lha → man/ffli.doc