[mythtv-users] Capture cards
jedi at mishnet.org
Fri Jan 12 20:51:01 UTC 2007
On Fri, Jan 12, 2007 at 09:26:17AM -0700, Brian Wood wrote:
> On Jan 12, 2007, at 8:54 AM, Rich West wrote:
> Also, the chip used in the Plextor was originally designed for
> security systems and thus does not embed audio into the MPEG stream,
> you have to handle audio yourself, though that's not a big problem.
> The obvious advantage to MPEG-4 is reduced space requirements, the
> disadvantages include more CPU power required to play it back, and
> the inability to get any help from XvMC. You also have to transcode
> to MPEG-2 if you want to burn the program to DVD.
> As time goes on slow CPUs will become rarer, and I think we will
Even now there is a quickly diminishing rate of return
when trying to build new systems stripped down the point where
they're not fast enough to re-encode mpeg2 -> mpeg4 pretty much
no the fly. My current backend could probably keep up with 2
PVR cards and it's no speed demon.
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