LuaJIT image library
edit image.lua to choose what backend
luaimg (my image library), and
luajit (pure LuaJIT). Pure LuaJIT is enabled by default.
- https://github.com/thenumbernine/solver-lua (optional)
- https://github.com/malkia/ufo and/or https://github.com/thenumbernine/lua-ffi-bindings for the PNG, JPEG, and TIFF headers ported to LuaJIT
- https://github.com/thenumbernine/Image if you are going to use the 'luaimg' option.