brew install gource
ffmpeg -i in.mov -s 600x400 -pix_fmt rgb24 -r 10 -f gif - | gifsicle --optimize=3 --delay=3 > out.gif
$ git log --pretty=format:user:%aN%n%at --reverse --raw --encoding=UTF-8 --no-renames --after={1.years.ago} > git.log
$ gource -s .001 -f 1920x1080 —auto-skip-seconds .001 —multi-sampling —stop-at-end —hide mouse,progress,files,tree,filenames,dirnames —file-idle-time 15 —max-files 0 —output-framerate 30 —output-ppm-stream - --seconds-per-day 1 git.log