"Non-linear"?
"Non-linear"?
- Subject: "Non-linear"?
- From: Marco Ugolini <email@hidden>
- Date: Thu, 02 Oct 2008 13:58:50 -0700
- Thread-topic: "Non-linear"?
In a message dated 10/2/08 11:49 AM, Mo wrote:
> It depends on how critical you need to preserve the color appearance
> of the original capture. sRGB is not a linear color space such as
> Adobe RGB.
?!
> When you do a color adjustment such as Curves, you move the Red
> channel from 128 to 120 - you may not be making THAT exact change in
> the file because sRGB is not linear and the tools you are using are.
Again: ?!
sRGB is not linear: it has a 1,024-point curve gamma hovering around 2.2.
And AdobeRGB is not linear either: it also has a gamma of 2.2.
So, one last time, pray tell: ?!
Marco Ugolini
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