[mythtvnz] DVB-T Cards Again

[Steve Hodge]

On Feb 19, 2008 11:04 PM, Johan Schuld <johanschuld at gmail.com> wrote:

> Now one thing that puzzles me is MPEG2 on DVB-T.  The freeview site
> mentions that DVB-T in NZ uses MPEG-4. So how does that affect the cards? I
> can not find any card listing MPEG-4 encoding. I don't quite see why the
> encoding is needed on a digital stream, is it not received encoded en the
> card "simply" dumps it on the drive?
>

DVB cards don't do encoding - the signal is already mpeg2 or mpeg4 encoded.
They simply tune to the right multiplex and capture the stream of packets
(possibly filtering for a particular station). Only analogue capture cards
need to encode what they are capturing.

Cheers,
Steve
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