[mythtv-users] Question about BT8x8 digital TV cards

[David Whyte]

well, I thought I had kinda answered three in a round-about kind of way :P

I don't know how much MPEG4 uses up, but I told you how much MPEG2 costs :D


On Sat, 19 Mar 2005 08:11:59 -0800, Tony Godshall <togo at of.net> wrote:
> 
> Hi, folks.
> 
> Can anyone answer Phill's questions 1, 3, and 4?  Cuz I want
> to know too.
> 
> Or point us newbies to the right docs?
> 
> Tony
> 
> According to Phill Edwards,
> > I'm in Australia and thinking of going digital. I have 2 BT8x8
> > analogue cards now which works well. I was going to replace one of
> > these with a digital  BT8x8 card (something like a VisionPlus which
> > people have reported as easy to get working and good quality). Before
> > I do this I have some questions:
> >
> > 1) Is it OK to have 1 analogue card + 1 digital card in the same backend?
> >
> > 2) Do digital BT8x8 cards chew up CPU? I know the analogue ones do,
> > but I thought that the digital cards just wrote the incoming MPEG2
> > stream straight to disk which would mean very little CPU required. Am
> > I right or delusional?
> >
> > 3) Will playback of MPEG2 require more CPU than playback of my
> > existing MPEG4 recordings?
> >
> > 4) Will there be issues writing digital MPEG2 + analogue MPEG4
> > recordings to disk simultaneously? I saw a thread about overloading
> > the PCI bus or something.
> >
> > Anything else I should worry about?
> >
> > Thanks,
> > Phill
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> 
> 
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> 


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