SGI (Silicon Graphics Image, .sgi, .rgb, .rgba, .int, .inta, .bw)
Silicon Graphics Image (SGI) or the RGB file format is the native raster graphics file format for Silicon Graphics workstations.
Common file endings are:
- SGI or RGB 3 colour channels
- RGBA 3 colour channels and alpha
- INT or BW black and white
- INTA black and white and alpha
It can be run-length encoded (RLE).
