What is the URT?
- Set of tools for image manipulation (zoom, rotate, merge, display, etc)
- Access is via simple UNIX commands and pipes, or a C library
- C library interface is scanline-based
- Image format supports up to 255 color channels, each with 8 bit integers;
- Easy to convert between other formats (GIL, GIF, MacPaint; PBM not
compiled at CMU yet)
- Many display devices supported (X11, PostScript, LATEX, Scribe, Iris
(not compiled))