If [node-imagemagick-native](https://github.com/elad/node-imagemagick-native) or [gm](https://github.com/aheckmann/gm) are installed (`try require("...")`), use those instead of JIMP to speed up rendering.
If node-imagemagick-native or gm are installed (
try require("...")), use those instead of JIMP to speed up rendering.