SGI (image file format)

File Format
Name	SGI (image file format)
Ontology	Electronic File Formats Graphics SGI (image file format)
Extension(s)	.sgi, .bw, .rgb, .rgba
PRONOM	x-fmt/140

SGI (also known as IRIS, and sometimes called RGB or Irix RGB) is a raster image file format. The image may be uncompressed, or use RLE compression.

SGI probably stands for Silicon Graphics Image.

Identification

SGI files begin with bytes 01 DA.

Specifications

• The SGI Image File Format, Version 1.00
• The SGI Image File Format, Draft version 0.97

Software

• Netpbm: pnmtosgi, sgitopnm
• ImageMagick (format named "SGI")
• libimage

External links

• Wikipedia article