Re: [Gimp-user] difference between brightness and saturation

2004-12-12 Thread David Neary
Hi, Gert Cuykens wrote: > i did not assume anything one of the reply's said it was :) Apologies - I was simplifying things - perhaps too much. Both are directly related to luminance (which is often called lightness). I had the impression that you were something of a beginner, and did not want to

Re: [Gimp-user] difference between brightness and saturation

2004-12-11 Thread Gert Cuykens
> "Brightness is the perceived intensity of light coming from the image > itself, rather than any property of the portrayed scene. Brightness > is sometimes defined as perceived luminance. (From Adelson, MIT)" > > and > > "Lightness is the perceived reflectance of a surface. It represents

Re: [Gimp-user] difference between brightness and saturation

2004-12-11 Thread Owen Cook
On Sat, 11 Dec 2004, Gert Cuykens wrote: > who do i ask if they would like to change the word lightness into > brightness from the gimp gui? You don't to ask anyone, being an open source project, you can do it your self I found these files that had "Lightness" which you could try changing to "

Re: [Gimp-user] difference between brightness and saturation

2004-12-11 Thread Gert Cuykens
On Sat, 11 Dec 2004 15:45:10 -0800, Carol Spears <[EMAIL PROTECTED]> wrote: > On Sat, Dec 11, 2004 at 11:33:40PM +0100, Gert Cuykens wrote: > > > > who do i ask if they would like to change the word lightness into > > brightness from the gimp gui? > > without taking the time to look it up, there

Re: [Gimp-user] difference between brightness and saturation

2004-12-11 Thread Sven Neumann
Hi, Gert Cuykens <[EMAIL PROTECTED]> writes: > who do i ask if they would like to change the word lightness into > brightness from the gimp gui? You could read up on the differences. A good source is the Color FAQ maintained by Charles Poynton. Sven

Re: [Gimp-user] difference between brightness and saturation

2004-12-11 Thread Simon Budig
Gert Cuykens ([EMAIL PROTECTED]) wrote: > who do i ask if they would like to change the word lightness into > brightness from the gimp gui? "Brightness is the perceived intensity of light coming from the image itself, rather than any property of the portrayed scene. Brightness is sometime

Re: [Gimp-user] difference between brightness and saturation

2004-12-11 Thread Carol Spears
On Sat, Dec 11, 2004 at 11:33:40PM +0100, Gert Cuykens wrote: > who do i ask if they would like to change the word lightness into > brightness from the gimp gui? without taking the time to look it up, there is a chance that these definitions pre-date computers. much of the imaging language came f

Re: [Gimp-user] difference between brightness and saturation

2004-12-11 Thread Gert Cuykens
who do i ask if they would like to change the word lightness into brightness from the gimp gui? ___ Gimp-user mailing list [EMAIL PROTECTED] http://lists.xcf.berkeley.edu/mailman/listinfo/gimp-user

Re: [Gimp-user] difference between brightness and saturation

2004-12-11 Thread Gert Cuykens
On Sat, 11 Dec 2004 12:09:29 +0100, Sven Neumann <[EMAIL PROTECTED]> wrote: > Hi, > > Gert Cuykens <[EMAIL PROTECTED]> writes: > > > http://docs.gimp.org/en/go01.html > > > > yep looks very nice except it need some more words for example hue > > only shows two pictures. Can someone at the circle

Re: [Gimp-user] difference between brightness and saturation

2004-12-11 Thread Sven Neumann
Hi, Gert Cuykens <[EMAIL PROTECTED]> writes: > http://docs.gimp.org/en/go01.html > > yep looks very nice except it need some more words for example hue > only shows two pictures. Can someone at the circle comment to the > documentation please. If you think the docs need improvements, feel free t

Re: [Gimp-user] difference between brightness and saturation

2004-12-10 Thread Michael Schumacher
> http://docs.gimp.org/en/go01.html > > yep looks very nice except it need some more words for example hue > only shows two pictures. Can someone at the circle comment to the > documentation please. IMO these docs explain what hue actually is - though they could use some more links (HSV and Hue s

Re: [Gimp-user] difference between brightness and saturation

2004-12-10 Thread Gert Cuykens
> Hi, > > Gert Cuykens wrote: > > What does contrast and lightness do then ? > > Hue mean sunglasses right ? > > Contrast is how much difference there is between colours - > increasing contrast means moving closer to black & white, and > stretching greys. lightness and brightness are the same thing

Re: [Gimp-user] difference between brightness and saturation

2004-12-09 Thread Bob Long
On Friday, December 10, 2004 11:39 AM [GMT+1=CET], Gert Cuykens <[EMAIL PROTECTED]> wrote: can someone make a little help dictionary on the gimp site because when i read hue i think of a cow that says something :) How about this: http://docs.gimp.org/en/go01.html Bob Long __

Re: [Gimp-user] difference between brightness and saturation

2004-12-09 Thread Gert Cuykens
December 09, 2004 5:18 PM > To: David Neary > Cc: [EMAIL PROTECTED] > Subject: Re: [Gimp-user] difference between brightness and saturation > > On Thu, 9 Dec 2004 23:07:25 +0100, David Neary <[EMAIL PROTECTED]> wrote: > > Hi Gert, > > > > > > > > G

RE: [Gimp-user] difference between brightness and saturation

2004-12-09 Thread Greg Bair
No, hue means shade of color. Green, red, blue, etc. -Original Message- From: [EMAIL PROTECTED] [mailto:[EMAIL PROTECTED] On Behalf Of Gert Cuykens Sent: Thursday, December 09, 2004 5:18 PM To: David Neary Cc: [EMAIL PROTECTED] Subject: Re: [Gimp-user] difference between brightness and

Re: [Gimp-user] difference between brightness and saturation

2004-12-09 Thread Gert Cuykens
On Thu, 9 Dec 2004 23:07:25 +0100, David Neary <[EMAIL PROTECTED]> wrote: > Hi Gert, > > > > Gert Cuykens wrote: > > what is the difference between brightness and saturation ? > > saturation is a measure of how vivid a colour is, brightness is a > measure of its brightness :) so a deep green wo

Re: [Gimp-user] difference between brightness and saturation

2004-12-09 Thread David Neary
Hi Gert, Gert Cuykens wrote: > what is the difference between brightness and saturation ? saturation is a measure of how vivid a colour is, brightness is a measure of its brightness :) so a deep green would be both dark and saturated, whereas a light leaf green is perhaps not so saturated, and br

[Gimp-user] difference between brightness and saturation

2004-12-09 Thread Gert Cuykens
what is the difference between brightness and saturation ? ___ Gimp-user mailing list [EMAIL PROTECTED] http://lists.xcf.berkeley.edu/mailman/listinfo/gimp-user