.sp
.LP
These routines alter the location of pixels in an image or signal
by expanding, shrinking, rotating, etc.
.SH
SHORT DESCRIPTION OF ROUTINES
.IP "Shrink Image -" 20
Shrink an image by skipping pixels (subsampling).
.IP "Expand Image -" 20
Expand an image by pixel replication.
.IP "Resize Image -" 20
Magnify or reduce an image using bilinear interpolation.
.IP "Rotate Image -" 20
Rotate an image by an arbitrary angle.
.IP "Transpose Image -" 20
Flip an image along its diagonal.
.IP "Translate Image -" 20
Translate an image.
.IP "Flip Image -" 20
Flip (or reflect) an image.
