directly into x264 [H.264] I know nothing
in ancient times was that with the MainConcept
I also have a card with HDMI in and out
plus SDI in and out
Blackmagic Studio 2
Matrox MXO2 LE is
I save my movies on TV
not from in x264.
Only these films must be cut to remove, by filling pixels and Teletext entries.
addendum -- Whether directly dips into the free x264 vfwx264 I do not know. See image in VDub