On Sun, Feb 26, 2012 at 5:45 PM, Larry Colen <[email protected]> wrote:
>
> On 2/26/2012 2:36 PM, Mark Roberts wrote:
>
>> With CS4 (or maybe CS5) they changed the generic "Brightness and
>> Contrast" tool in Photoshop, making it more sophisticated in how it
>> altered, well, brightness and contrast. I suspect the same kind of
>> change was made in Lightroom. It pisses me off, actually, because I'd
>> quite like to have a real gamma slider in Lightroom...
>
>
> It seems that there are two different UI philosophies. One, which I could
> call the geek, or the Linux, philosophy lets you go in and directly adjust
> the base values:
> blacks would be the zero point of the conversion line
> exposure would be the slope of the line
> brightness would be the gamma
>
> For me, in a perfect world, I'd be able to apply each of those to each
> channel of the raw data for when I'm photographing in wonky light.
>
> The other philosophy I could call the "don't bother me with details" or the
> Mac philosophy, is for the people that don't want to worry about what is
> going on under the hood, but want the computer to do all that difficult
> thinking for them, and just give them what the computer thinks is a perfect
> image.
>
> It sounds like LR 4 is heading more towards the second philosophy.  It's
> frustrating because supplying the controls on the basic values would be
> trivial.  I may be forced to actually learn image manipulation programming
> so that I can do those things before feeding my images to LR.

Netpbm and Imagemagick are your friends.

http://netpbm.sourceforge.net/
http://www.imagemagick.org/

-- 
-bmw

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