[AG-TECH] H.264 bittersweet experience.

Piers O'Hanlon p.ohanlon at cs.ucl.ac.uk
Tue Mar 18 11:26:20 CDT 2008

Hi Guys

What spec/OS machines are you running VIC on? We have noticed that
MPEG4 is slightly less CPU intensive - or do you see them equally CPU


On Tue, Mar 18, 2008 at 3:01 PM, John Hodrien <johnh at comp.leeds.ac.uk> wrote:
> On Mon, 17 Mar 2008, Jimmy Miklavcic wrote:
>  > I'm happy that we now can send full frame video with the new
>  > h.264/MPEG-4 codecs. I am also dismayed that the codecs are such CPU
>  > hogs. On my current system, it seems I can only run two video sources
>  > before nailing the CPU at 100%. I can't do much else. I'm about to setup
>  > a second machine to capture two additional sources, I need to stream
>  > four sources for this performance at the end of the month.
>  On our single node AG we can't run one at full res without impacting the frame
>  rate of the other running vics.
>  jh
>  --
>  "I have always wished that my computer would be as easy to use as my
>   telephone.  My wish has come true.  I no longer know how to use my
>   telephone."                                         -- Bjarne Stroustrup

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