MODULE NAME : read_rgb_image

INPUTS	    : image  2D 4-vector byte

PARAMETERS  : filename

MODULE DESCRIPTION :
     This module reads an image in the rgb format into an AVS Network.

FILE TYPE DESCRIPTION :
     rgb image files are generated  by  Silicon  Graphics,  Inc.,
     software  such  as icut(1) and snapshot(1).  See the Silicon
     Graphics documentation for information on how to  use  these
     and other Silicon Graphics programs.

FILE RECOGNITION
     Silicon Graphics rgb files are recognized by  the  following
     filename suffixes:  .rgb, .iris, and .sgi.

NOTE :
   This module requires that libim.a and libsdsc.a be installed in
   the /usr/lib directory for compilation with the given Makefiles.
   Both of these libraries can be obtained through anonymous ftp to
   sdsc.edu.  For more information, send email to info@sdsc.edu.

CREDITS
-------

MODULE AUTHOR:	Terry Myerson
		International AVS Center
		North Carolina Supercomputing Center
		avs@ncsc.org

This module is entirely based upon the San Diego Supercomputing Center's
Image Tool library.