[mythtv-users] How much is too much CPU?

jedi jedi at mishnet.org
Mon Jun 3 21:57:57 UTC 2013


On Mon, Jun 03, 2013 at 02:50:53PM -0700, Chris Finley wrote:
> On Mon, Jun 3, 2013 at 1:40 PM, Warpme <warpme at o2.pl> wrote:
> > On 5/31/13 2:36 PM, Craig Treleaven wrote:
> >>
> >> I know, I know:  you can't be too rich or too thin or have too much CPU,
> >> but...
> >>
> >> So my master backend/frontend machine is a 4 year old 1.83 Core 2 Duo.  It
> >> does OK but I'm really interested in http live streaming and it clearly
> >> won't keep up with that.  I could see serving up to 3 HLS clients in our
> >> house between iDevices and wireless laptops. I'd like to buy something that
> >> will last another 4-6 years.
> 
> <snip>
> 
> >
> > 3. HLS transcode
> > AMD was able to keep real time with up to 1080i->360p
> > Intel gives me 1080->720p. 720p is OK; 768p is too much :-(
> >
> 
> <snip>
> 
> It doesn't sound like an i7 would be able to handle 3 HLS simultaneous clients?
> 
> Does HLS require transcoding? Is there an option to slice up the video
> into chunks for streaming without transcoding? Is this even possible?
> I read that blue-ray data rate is about 35Mbps. With a gigabit
> wireless router, you might be able to stream to three clients? That
> would handle to home entertainment for wife and kids :)
> 
> The tablets are pretty close to handling 1080p.
> "You get crisp, clean 1080p video on the Asus Transformer Pad

    I had a 1080p monitor in the 90s. It doesn't mean that the 
hardware could have decoded one of my blurays. That marketing
claim leaves quite a lot of room for a fudge factor. It may or
may not mean what you think it does.

[deletia]


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