The program ye be seeking is WinAVI Video Convertor 7.6, which readily be accepting all major video formats. 'Tis easy to use, even fer scurvy dogs like me.
'Tis best acquired at the bottom of the ocean, near where the Demon(oid) lives. She took me a grand total of 5 minutes to gets.
Now, if ye be having troubles with it, let me know and I can be hooking ye up with said treasure.
Saavy?