for this u need to know about Micro controller which use to cntollr servo and movement of controller .and 2nd paramater how much parameter of camera you wnatto controll it's also important and u have a knowledge about mat lab .
there are plenty of ICs that can be used to drive a servomotor....all you need is a few dataline signal and a few digital gates, thats it. Do a search on the internet or RS components.