import - saves any visible window on an X server and outputs it as an image file. You can capture a single window, the entire screen, or any rectangular portion of the screen.
The import program is a member of the ImageMagick(1) suite of tools. Use it to capture some or all of an X server screen and save the image to a file.
For more information about the import command, point your browser to file:///usr/share/doc/imagemagick/www/import.html or http://www.imagemagick.org/script/import.php.
Konsole Terminal
import test.png
import --help
Copyright (C) 1999-2009 ImageMagick Studio LLC. Additional copyrights and licenses apply to this software, see file:///usr/share/doc/imagemagick/www/license.html or
http://www.imagemagick.org/script/license.php