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drewp@bigasterisk.com

optimize point drags by making most points do an abbreviated update. this workaround goes away once SyncedGraph does specific updating
Ignore-this: 54c8ade3731be72e5713dd4ee4ef7257

#!/bin/zsh

# grabs a DV frame and converts to ppm file named $1

dvgrab --format dv2 --frames 1 oneframe
dv2jpg oneframe001.avi oneframe.mjpeg
rm oneframe001.avi
lavtrans -f i -o oneframe.jpg oneframe.mjpeg
djpeg oneframe.jpg > $1
rm oneframe.*