[mythtv-users] HDMI Capture

[Steven Adeff]

On 9/12/06, Allan Stirling <Dibblahmythml0015 at pendor.org> wrote:
> Isn't dual-core pretty much a requirement for just HD
> _playback_?

No, just a fast enough single core. An Athlon64 3200+ does fine, a
3000+ would probably work as well.

On 9/12/06, George Roberts <gr at gr5.org> wrote:
> Umm -- how big is your hard drive?
> 720p would be 165MB per second and 594 GB for a one hour show
> 1080i would be 187MB per second and 670 GB for a one hour show
>
> I don't personally know anyone with a computer that can compress those streams at
> speed although I assume all the local TV stations
> have a bank of computers to do that.

They use dedicated hardware with DSP's to do their real-time encoding.
like,
http://www.envivio.com/products/bshdenc_4caster_hd3.php
http://www.optibase.com/Content.aspx?id=1681
http://www.telairity.com/
http://pro.jvc.com/prof/attributes/features.jsp?model_id=MDL101391


-- 
Steve
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