[mythtv-users] Cable Box and PVR-350 Question
spam at homeurl.co.uk
Thu Feb 2 05:34:38 UTC 2006
Kevin Kuphal wrote:
> Bob wrote:
>>Kevin Kuphal wrote:
>>>Chris Ribe wrote:
>>>>Only slightly on topic, but is there any good reason apart from saving
>>>>space in your in case, to get a PVR-350?
>>>>I recently upgraded my frontend to make it HD capable, and I am
>>>>thinking about using the old parts to build a remote FE/SBE. I
>>>>thought about getting a PVR-350 t oget anouther tuner + tv out on a
>>>>single card, but then I realized a cheap FX5200 w/ S-Video out and a
>>>>PVR-150 cost about $60 less than a PVR-350. ($36+68 vs. $169).
>>>Many people report that the TV-out of the PVR-350 is superior to most
>>>cards so for the slightly higher cost, many feel they are getting the
>>>best output and also it does this without using XvMC which an FX5200 may
>>>require depending on the CPU you are using. Even if you have the CPU,
>>>the PVR-350 then does that superior output with little to no CPU usage.
>>But the TV out of the PVR 350 is only designed for outputting MPEG2 SD
>>content, if you have HD content or use another codec it’s not worth it,
>>(I heard rumor it can now output MPEG4 with some new / experimental
>>drivers and fair bit of work from both you and your CPU).
> My understanding is that MPEG-2 is MPEG-2. HD is just higher bitrate
> and resolution than SD.
True but the (or a) problem as I understood it is the TV modulator is SD
and the fact that it outputs via S-Video (which is incapable of carrying
an HD picture).
> I don't have a PVR-350 so I'm not sure that it
Neither do I, the blind leading the blind springs to mind
> can push those resolutions but it wouldn't surprise me that it can. And
> yes, it used to suffer greatly on non-MPEG-2 content (although if all
> you have are hardware recorders you only have MPEG-2 content probably).
> The newer Xv drivers can do a good job of MPEG-4 playback now.
Good, but the decoding is done by the CPU hence the extra work I mentioned.
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