Utah RLE
From Just Solve the File Format Problem
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== Specifications == | == Specifications == | ||
| − | * [http://www.martinreddy.net/gfx/2d/RLE.txt Design of the Utah RLE format] | + | * [http://www.martinreddy.net/gfx/2d/RLE.txt Design of the Utah RLE format] (figure 2-1 and 2-2 are not included) |
== Software == | == Software == | ||
Revision as of 09:43, 22 April 2018
Utah RLE (or URT RLE, or sometimes just RLE) is a raster image file format associated with the Utah Raster Toolkit software.
Contents |
Format
A Utah RLE file contains the following entities, in this order. (Not all of them are present in every file.)
- Fixed 15-byte header
- Background color
- Color map
- Comments
- Pixel data
Identification
Files begin with signature bytes 0x52 0xCC.
Specifications
- Design of the Utah RLE format (figure 2-1 and 2-2 are not included)
Software
- Netpbm: rletopnm, pnmtorle (uses a fork of the Utah Raster Toolkit)
- ImageMagick (format named "RLE"; read-only)
- Utah Raster Toolkit source code: GraphicsMagick delegates → urt-*
- Utah Raster Toolkit source code
