From: Dirk Walther [walther@caltech.edu]
Sent: Friday, July 25, 2003 3:56 PM
To: Cline, Danelle
Cc: Edgington, Duane
Subject: Re: FW: mpeg encoding


Cool!

How long does it take to encode mpegs with the cluster? E.g. how many
frames can you encode per second with the settings that I had sent you a
couple of weeks ago?

Dirk

On Thu, 24 Jul 2003, Cline, Danelle wrote:

> Hi Dirk and Duane,
>
> I've installed the mpeg encoding on our beowulf cluster
> for you to use.This installation will run the Berkeley
> mpeg encoder across all 8 nodes.
>
> Here's what you need to do to compress an avi with mpeg_encode:
>
> % ssh beowulffish
> % mkdir /scratch/<yourloginname>
> % cd /scratch/<yourloginname>
>
> copy your *.avi file to /scratch/<yourloginname>/
>
> compress file with
>
> % runmpeg_encode <filename.AVI> <imagewidth> <imageheight>
>
> the scratch space is just for temporary use, so be sure to
> move your new file <filename.MPEG> back to the original
> location of <filename.AVI>, or wherever you want it.
>
>
> If you need to stop this process for some reason, execute:
>
> % killall -9 mpeg_encode
> % cexec :1-8 `killall -9 mpeg_encode`
>
>
> Please let me know if you have any questions.
>
> =============================================================
> Danelle E. Cline                |  (831) 775-1947
> Software Engineer  R&D Division |  (831) 775-1652 (FAX)
> MBARI                           |
> 7700 Sandholdt Road             |  dcline@mbari.org
> Moss Landing, CA 95039          |  http://www.mbari.org
> =============================================================
>
>
> -----Original Message-----
> From: Dirk Walther
> To: Cline, Danelle
> Cc: Edgington, Duane
> Sent: 6/5/03 11:04 AM
> Subject: RE: mpeg encoding
>
>
> Hi Danelle
>
> You'll find the programs and more info for them at:
> http://bmrc.berkeley.edu/frame/research/mpeg/
>
> Duane and I had installed the programs at Telluride last year, but I
> guess
> larvacean has been re-done since then.
>
> The cool thing is that mpeg_encode works in a parallel system too! :-)
>
> Best
> Dirk
>
>
>
>

----------------------------------------------------------------------
Dirk Walther                        \_|_/     phone: ++1-626-395-2878
Computation and Neural Systems      /= =\       fax: ++1-626-796-8876
California Institute of Technology (-O-O-)
mail code 139-74                    \ v /  email: walther@caltech.edu
Beckman Institute 12A                \_/            D.Walther@gmx.net