Help for IMSPLIT

PURPOSE:
imsplit copies the odd columns of an image into one image and even
lines of the image into another.

EXECUTION:

Example

imsplit A (B,C)   will copy the odd columns of image A into image B
                  and the even columns of image A into image C
                               
OPERATION:

TIMING: 

As fast as VICAR can read and write the lines.  

RESTRICTIONS:

ORIGINAL PROGRAMMER:    A. Zobrist          21 Oct 2005
COGNIZANT PROGRAMMER:   A. Zobrist          21 Oct 2005
 
REVISION HISTORY
  2005-10-21 AZ  Initial version
  2008-01-03 WLB Switched to USES_ANSI_C AND LIB_CARTO; misc cleanup  
  2015-11-05 WLB Migrated to MIPL
  

PARAMETERS: