How to used sdk to burn video dvd

looked the help files for Nero 7. already.

How to buru VIDEO dvd with nerocmd in using the nero7.0.8.5???

nerocmd --write --drivers j --[tao] --dvd

I download nero sdk/api but I dont know how to used sdk to burn video dvd??

The SDK has sample code on how to go about and creating a custom application that uses the nero engine. You can use the code as is or modify it. Visual Studio is used for most of these samples.