RLE

RLE (run-length encoded)
CIT (CCITT group 4)
TG4 (tiled group 4)
CRL (color run length)
T29 (tagged-image file)
MPF (multi-page file)
RST (raster save set)
Import/Export Format Support ...

The RLE format is the same as the pre-3.0 RLE, except that each row of data is preceded by a single byte containing the number of bytes per cell for the row, and if run-length-encoding the row would not require less space than non-run-length-encoding, ...

CompuServe introduced the GIF format in 1987 to provide a color image format for their file downloading areas, replacing their earlier g (RLE) format, which was black and white only.

- tessellation: regular (bitmaps, grids, RLE, Morton ordering, hierarchical tree structures), irregular (Triangulated Irregular Network)
- vector: unstructured (spaghetti, primitive instancing, entity-by-entity), topological (TIGER, DIME) ...

See also: Format, Image, Software, Interface, File format