TV tunner for Tata Sky Media Center

[checkmate]

Which is the best TV tunner card should be used to connect the Big TV/Tata Sky to My PC and record all the programs broadcasted from Tata Sky to the pc in HDTV ,time scheduling,download guide,EPG,schedule programes to be recorded MPEG1/2/3/4,decoding and encoding , Recording for Vista x64 bit and there by connecting to my Amplifier and then my Plasma / LCD Big TV/Tata Sky----> Tv Tunner Card ---> PC (Recording in 1080i format live for media center)------> Amplifier ------->Plasma