make
./gm_thumbnails original.jpg -f 1832x1217+0+991+146x97+0+1+70 -o output.jpg
For webapp
#pip install Flask --user
python thumbnails.py
Set up thttpd
cd thttpd-src/
./configure
make
cp thttpd ~/opt/thttpd/
cd ~/graphicsmagick_thumbnails/
cp thttpd thttpd-stop ~/bin/
cp throttles.conf ~/opt/thttpd/
and change thumbnails.py's CDN setting to http://:8081