Gitshots Post-Commit Hook

post-commit.rb

#!/usr/bin/env ruby

# Requires imagesnap from https://github.com/alexwilliamsca/imagesnap (brew install imagesnap)
# To assemble the video use http://www.dayofthenewdan.com/projects/tlassemble

file="~/.gitshots/#{Time.now.to_i}.jpg"
puts "Taking capture into #{file}!"
system "imagesnap -q -w 3 #{file}"
exit 0

For Linux/Ubuntu you can use streamer..

file="~/.gitshots/#{Time.now.to_i}.jpg"
puts "Taking capture into #{file}!"
system "streamer -f jpeg #{file}"
exit 0