Take a picture from your webcam and save it to a jpeg. A very slightly modified version of MarxBro's command.
Any thoughts on this command? Does it work on your machine? Can you do the same thing with only 14 characters?
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pic=~/webcam-$(date +%m_%d_%Y_%H_%M).jpeg; espeak "say cheese"; ffmpeg -y -r 1 -t 3 -f video4linux2 -vframes 1 -s vga -i /dev/video0 ${pic}; eog ${pic}
ffmpeg version 0.8.5-6:0.8.5-1, Copyright (c) 2000-2012 the Libav developers
built on Jan 13 2013 12:05:48 with gcc 4.7.2*** THIS PROGRAM IS DEPRECATED ***
This program is only provided for compatibility and will be removed in a future release. Please use avconv instead.
Does anybody know the equivalent using aconv (or perhaps gstreamer)?avconv -y -r 1 -t 3 -f video4linux2 -vframes 1 -s sxga -i /dev/video0 ~/webcam-$(date +%m_%d_%Y_%H_%M).jpeg