>  Docs Center  >  Libraries  >  Coyote  >  WINDOWIMAGE

WINDOWIMAGE

WINDOWIMAGE

Description


  Allows the user to interactively adjust image contrast by means of "windowing and
  leveling" the image. Move the cursor vertically in the window to adjust the image
  stretch "window". Move the cursor horizontally in the window to adjust the image
  "level".

Categories


    Graphics
   

Params


    image: in, required, type=any
        Any 2D array that you wish to adjust the contrast of.
     

Keywords


    brewer: in, optional, type=boolean, default=0
        Set this keyword to indicate a Brewer color table is desired.
    colortable: in, optional, type=integer, default=0
          The index number of a color table to load with cgLoadCT.
    neutralcolor: in, optional, type=string
        The name of the color to use for values outside the image "window" in
        the color table. If a default grayscale color table is loaded, the default
        color is "rose", otherwise the default is "black".
    reverse: in, optional, type=boolean, default=0
        Set this keyword if you wish to reverse the color table.
       

Examples


    To see a demonstation::
      IDL> WindowImage
     

Author


      FANNING SOFTWARE CONSULTING::
          David W. Fanning
          1645 Sheely Drive
          Fort Collins, CO 80526 USA
          Phone: 970-221-0438
          E-mail: david@idlcoyote.com
          Coyote's Guide to IDL Programming: http://www.idlcoyote.com

History


    Change History::
        Written, 29 November 2010. DWF.
        Added color protection to the program. 30 Nov 2010. DWF.
        Modification of cgImage command to prevent flashing. 27 Feb 2011. DWF.

Copyright


    Copyright (c) 2010, Fanning Software Consulting, Inc.



© 2019 Harris Geospatial Solutions, Inc. |  Legal
My Account    |    Store    |    Contact Us