Webcam Motion Detection

Hello,
I want use webcam motion detection like this:

http://www.youtube.com/watch?v=EDCh4tmgEkE


1.How can i do it in lite-c?
2.Can i do it in a big 3D game?like BOX?

Please help me.i need it.
So thanks.

that is already been released to public, search the forums.

can you give the link?i did not find it.

how can i programming myself?what is pipeline?

So thanks.

http://www.opserver.de/ubb7/ubbthreads.php?ubb=showflat&Number=260606

so thanks for your answer.

i saw it,but how can i use it in engine(like video that i posted)?what must i do exactly?

please help.it is urgent.

anybody can help me please?