
Cantata(Subform)             Khoros              Cantata(Subform)

     GEOMETRIC MANIPULATIONS

     These routines alter the location of pixels in an image or
     signal by expanding, shrinking, rotating, etc.

     SHORT DESCRIPTION OF ROUTINES

     Shrink Image -      Shrink an image by skipping pixels (sub-
                         sampling).

     Expand Image -      Expand an image by pixel replication.

     Resize Image -      Magnify or reduce an image using bil-
                         inear interpolation.

     Rotate Image -      Rotate an image by an arbitrary angle.

     Transpose Image -   Flip an image along its diagonal.

     Translate Image -   Translate an image.

     Flip Image -        Flip (or reflect) an image.

                         Copyright 1991, University of New Mex-
                         ico. All rights reserved.

Khoros                    Release: 1.0                          1

