This is a bit old info here already. In meantime I wrote reviewed video editing pages, but I didn't upload it and now also that pages are old. The video editing seems to go forward, however not as fast as we would like. Anyway, just remember these are a bit old pages.

Here you can get some ideas what format to use, what hardware or software is the best for your money.
We tested and rated few different capturing cards and editing software.

Video Formats and CODECS