From koffice  Sat Mar 11 20:49:11 2006
From: "Sara Vasquez" <tikal26 () gmail ! com>
Date: Sat, 11 Mar 2006 20:49:11 +0000
To: koffice
Subject: Re: reduce noise in lab mode
Message-Id: <76f8d4f60603111249re47549fm227446529fc99e8b () mail ! gmail ! com>
X-MARC-Message: https://marc.info/?l=koffice&m=114211016227267

yeah that would be nice. Sometimes I like to apply filters to
channels. It is also nice to sharpen using only the L channel. Also, I
don't know if there is an equivalent to the the curves adjustment
layers in photoshop in krita or is there another way to adjust the
curves?

On 3/11/06, Boudewijn Rempt <boud@valdyas.org> wrote:
> On Saturday 11 March 2006 18:27, Sara Vasquez wrote:
> > hey :
> > I am trying to use krita as much as  I  can, but I am still gettting
> > use to it. I render 3d images in Maxwell render and there was a
> > tutorial posted about reducing noise for CS2, but  I am wondering if
> > there is a way to adapt it to krita.
> >
> > 1.)I am supposed to take the image and convert it to LAB. ( I can't
> > find the option to save as, but the changelog says they made
> > improvement so it must be there somewhere)
>
> If you save as a native file (or tiff, but that's broken now), and your
> image
> is in lab format, it's saved as lab.
>
> > 2.) Supposed to apply the noise filter in luminosity.
> >
> > but I can't find the the option to export it to L A B
>
> Image/convert image type/target image space = lab, that's all.
>
> > so if anyone
> > could tell me how to do it and if its possible to apply the noise
> > filter in luminosity.
>
> I'm not sure whether we can apply the noise filter to a single channel: I
> will
> add that after the release. Cannot do it now because of the UI and string
> freze, but it's easy enough to do.
>
> --
> Boudewijn Rempt
> http://www.valdyas.org/fading/index.cgi
>
>
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