Imagemagick
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Latest revision as of 23:59, 14 October 2011
mogrify -rotate -90 *.jpg
mogrify -resize 35% -quality 50 *.jpg
http://www.imagemagick.org/script/command-line-tools.php
also:
display - just does that, dislpays an image
import to save a screen shot
for fullscreen:
import -window root screen.png
