POV-Ray : Newsgroups : povray.off-topic : Complains about Vista Server Time
7 Sep 2024 13:26:19 EDT (-0400)
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From: Mike Raiford
Subject: Re: Complains about Vista
Date: 10 Jul 2008 13:52:34
Message: <48764c62@news.povray.org>
Jim Henderson wrote:
> 
> I'm still not completely clear on how LAB editing helps, though...
> 
> Jim

You can sharpen on the L channel only, and use the a and b channels to 
balance shift and saturate colors. There are a few more tricks Lab mode 
can get you, but those are the highlights.


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From: Jim Henderson
Subject: Re: Complains about Vista
Date: 10 Jul 2008 15:00:22
Message: <48765c46$1@news.povray.org>
On Thu, 10 Jul 2008 12:52:33 -0500, Mike Raiford wrote:

> Jim Henderson wrote:
>> 
>> I'm still not completely clear on how LAB editing helps, though...
>> 
>> Jim
> 
> You can sharpen on the L channel only, and use the a and b channels to
> balance shift and saturate colors. There are a few more tricks Lab mode
> can get you, but those are the highlights.

Cool, thanks for that - that helps a lot, actually.

Time to go find a good tutorial. :-)

Jim


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From: Phil Cook
Subject: Re: Complains about Vista
Date: 11 Jul 2008 07:41:11
Message: <op.ud4lcawuc3xi7v@news.povray.org>
And lo on Wed, 09 Jul 2008 19:03:55 +0100, Orchid XP v8 <voi### [at] devnull>  
did spake, saying:

> Darren New wrote:
>
>> Retail audio CD players were $1200 when they first came out in the USA.  
>> A couple months later, they were something like $800. Give BlueRay  
>> about a year or two, and it'll be down to $50 for a drive.
>
> Yeah - and maybe *then* it will become common-place. Right now, it's  
> only for rich people who like to have the latest flashy toys.

"Oy" said the owner of a Playstation 3.

-- 
Phil Cook

--
I once tried to be apathetic, but I just couldn't be bothered
http://flipc.blogspot.com


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From: Invisible
Subject: Re: Complains about Vista
Date: 11 Jul 2008 07:44:17
Message: <48774791$1@news.povray.org>
>>> Retail audio CD players were $1200 when they first came out in the 
>>> USA. A couple months later, they were something like $800. Give 
>>> BlueRay about a year or two, and it'll be down to $50 for a drive.
>>
>> Yeah - and maybe *then* it will become common-place. Right now, it's 
>> only for rich people who like to have the latest flashy toys.
> 
> "Oy" said the owner of a Playstation 3.

Oh yes. Clearly a PS3 is not, in any sense, a "flashy toy". ;-)

-- 
http://blog.orphi.me.uk/
http://www.zazzle.com/MathematicalOrchid*


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From: Phil Cook
Subject: Re: Complains about Vista
Date: 11 Jul 2008 09:46:04
Message: <op.ud4q61x2c3xi7v@news.povray.org>
And lo on Fri, 11 Jul 2008 12:44:06 +0100, Invisible <voi### [at] devnull> did  
spake, saying:

>>>> Retail audio CD players were $1200 when they first came out in the  
>>>> USA. A couple months later, they were something like $800. Give  
>>>> BlueRay about a year or two, and it'll be down to $50 for a drive.
>>>
>>> Yeah - and maybe *then* it will become common-place. Right now, it's  
>>> only for rich people who like to have the latest flashy toys.
>>  "Oy" said the owner of a Playstation 3.
>
> Oh yes. Clearly a PS3 is not, in any sense, a "flashy toy". ;-)

Chides the owner of Komplete 5 currently retailing at €999 ;-)

-- 
Phil Cook

--
I once tried to be apathetic, but I just couldn't be bothered
http://flipc.blogspot.com


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From: Invisible
Subject: Re: Complains about Vista
Date: 11 Jul 2008 10:18:21
Message: <48776bad@news.povray.org>
>>>  "Oy" said the owner of a Playstation 3.
>>
>> Oh yes. Clearly a PS3 is not, in any sense, a "flashy toy". ;-)
> 
> Chides the owner of Komplete 5 currently retailing at €999 ;-)

Meh. That's "art", darling.

-- 
http://blog.orphi.me.uk/
http://www.zazzle.com/MathematicalOrchid*


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From: Nicolas Alvarez
Subject: Re: Complains about Vista
Date: 20 Jul 2008 18:46:25
Message: <4883c041@news.povray.org>
Warp wrote:
>   That's the reason why many small software houses prefer using the ogg
> format, as it's completely free.

Somebody told me that ogg technically sucks.

The Vorbis audio codec, however, is quite good.

[yes that's a nitpick on ogg vs vorbis :)]

His recommendation was to live with ogg/vorbis for audio, but if I wanted
video, use something like Matroska for the container, not ogg.


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From: Orchid XP v8
Subject: Re: Complains about Vista
Date: 22 Jul 2008 14:21:22
Message: <48862522$1@news.povray.org>
Nicolas Alvarez wrote:

> Somebody told me that ogg technically sucks.
> 
> The Vorbis audio codec, however, is quite good.

Any idea what specifically "sucks" about Ogg?

-- 
http://blog.orphi.me.uk/
http://www.zazzle.com/MathematicalOrchid*


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From: Nicolas Alvarez
Subject: Re: Complains about Vista
Date: 22 Jul 2008 16:44:15
Message: <4886469f@news.povray.org>
Orchid XP v8 wrote:
> Nicolas Alvarez wrote:
>> Somebody told me that ogg technically sucks.
>> 
>> The Vorbis audio codec, however, is quite good.
> 
> Any idea what specifically "sucks" about Ogg?
> 

No idea. The one who told me was a ffmpeg developer so it's probably
technicalities that I'd understand only if I had experience with media
container file formats :)


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From: Orchid XP v8
Subject: Re: Complains about Vista
Date: 22 Jul 2008 17:08:55
Message: <48864c67$1@news.povray.org>
>> Any idea what specifically "sucks" about Ogg?
> 
> No idea. The one who told me was a ffmpeg developer so it's probably
> technicalities that I'd understand only if I had experience with media
> container file formats :)

Ah, OK.

I did read the spec for Ogg once. I don't remember it now, but it seems 
a simple enough format without much overhead.

In particular, you're supposed to be able to take any valid Ogg file, 
slice it in half at some arbitrary point, and the two halves are ment to 
still be playable by any compliant player, even though you just sliced 
right through the middle of some data structure.

While we're on the subject, Vorbis is ment to support "bit peeling", 
where you can take a Vorbis stream and "easily" strip off parts of it to 
yield a valid lower-bitrate version without having to actually transcode 
anything. Sort of like progressive JPEG - the data is arranged in such a 
way that it's easy to quickly discard low priority data to lower the 
bitrate.

How well any of this works in practice? I have no idea! ;-)

-- 
http://blog.orphi.me.uk/
http://www.zazzle.com/MathematicalOrchid*


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