extracting data from image

• To: visad-list@xxxxxxxxxxxxx
• Subject: extracting data from image
• From: yetzer <yetzer@xxxxxxxxxxxxxxxxxxxxx>
• Date: Tue, 18 Jul 2000 14:42:23 -0500

                I would like to be able to use the mouse to extract a 
rectangular area
from a displayed image, then either save the data in that area to a file
or perform calculations on the data.  Could you give me an idea of how i
might accomplish this.  thanks.


-Ken

• Follow-Ups:
  • Re: extracting data from image
    • From: From: Bill Hibbard <hibbard@xxxxxxxxxxxxxxxxx>