Quake 2 Texture

File Format
Name	Quake 2 Texture
Ontology	Electronic File Formats Graphics Quake 2 Texture ; ; ;
Extension(s)	.wal

Quake 2 Texture (.wal), or Quake Texture, is a raster graphics texture format associated with Quake 2, and related video games.

Format details

Although references to the format, and sample files, are easily found on the web, we have not identified any technical information about it.

It evidently contains multiple copies of the same image at different sizes. The dimensions of the primary image appear at offset 32.