Whiteboard Picture Cleaner - Shell one-liner/script to clean up and beautify photos of whiteboards! edit / delete

"This simple script will take a picture of a whiteboard and use parts of the ImageMagick library with sane defaults to clean it up tremendously. [...] convert "$1" -morphology Convolve DoG:15,100,0 -negate -normalize -blur 0x1 -channel RBG -level 60%,91%,0.1 "$2""

to graphics image-processing imagemagick photo whiteboard ... on 24 August 2014

Northwestern Lightboard edit / delete

A fairly high tech setup for videoing chalk-and-talk lectures. (Flipping the image is the clever part...)

to chalk-and-talk engineering teaching whiteboard ... on 29 November 2013

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