Rendering animated GIF file

gif file ( http://en.wikipedia.org/wiki/Graphics_Interchange_Format ) is very popular format , you can share funny animation, emotion, a splash for ads, etc. All web browser support this format. do you interested in how game or application (non-web) render animated gif ? . here my experiment result :

( set video quality to 480p  )

info :
rendering : DirectX 11
language : c/c++
GIF decoder : libnsgif