How to record a video using lr tool?

I need to record a video as part my script,i tried selecting multi-protocol and given real and web(http\html) and MMS and web(http\html) but i was able to create the script and run using web(http\html)and MMS protocols but i was not getting video in replay.How to get that,Should i use any other protocols? is any other way to do it pls let me know,