From: Eris Discordia <eris.discordia@gmail.com>
To: Fans of the OS Plan 9 from Bell Labs <9fans@9fans.net>
Subject: Re: [9fans] Venti by another name
Date: Mon, 16 Feb 2009 14:42:07 +0000 [thread overview]
Message-ID: <FD3AE69ECA222B05D932D8F6@[192.168.1.2]> (raw)
In-Reply-To: <49995880.405@proweb.co.uk>
> I'll know soon enough as I'm in the process of building a Venti store for
> our video files. I just wondered if anyone had done it already.
That kindles in me the bystander's interest. It'd be nice of you to report
back on results.
--On Monday, February 16, 2009 12:13 PM +0000 matt
<mattmobile@proweb.co.uk> wrote:
>
>>
>> Can any lossless compression scheme improve on {J,M}PEG? If multiple
>> streams are stored in venti then there may be some common blocks but
>> even that should not significantly surpass RAR algorithm's "solid"
>> archiving of the same streams. Not that I understand these things.
>>
> Only if there are shared blocks. Macro blocks in MPEG are 8x8 pixels
> which makes them < 32k in size. If you're lucky you might just align them
> when written to Venti!
>
> I'll know soon enough as I'm in the process of building a Venti store for
> our video files. I just wondered if anyone had done it already.
>
> I doubt there's much in it.
>
> Matt
>
next prev parent reply other threads:[~2009-02-16 14:42 UTC|newest]
Thread overview: 10+ messages / expand[flat|nested] mbox.gz Atom feed top
2009-02-14 15:34 matt
2009-02-14 17:40 ` Devon H. O'Dell
2009-02-15 1:55 ` Joel C. Salomon
2009-02-16 5:37 ` Eris Discordia
2009-02-16 12:13 ` matt
2009-02-16 14:42 ` Eris Discordia [this message]
2009-02-25 0:26 ` Enrico Weigelt
2009-02-25 1:05 ` Roman V. Shaposhnik
2009-02-25 3:56 ` Enrico Weigelt
2009-02-25 4:29 ` lucio
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