Re: [Gimp-developer] GIMP vs Photoshop

2011-03-09 Thread gespert...@gmail.com
> These concepts do transfer to GIMP, and if one is generally empowering > students with the ability to do manipulation on images.. teaching them > how to do it with GIMP gives them both a skill and an option of a tool > they can use without a fee; as well as have the freedom to improve in > the ot

Re: [Gimp-developer] GIMP vs Photoshop

2011-03-08 Thread Bogdan Szczurek
> > Yes, but why use RGB at all if one can use e.g. XYZ from the start? > > So "wide" RGB would also require greater than 8 bit depths to work > > satisfactorily (HSV, HSL or Lab do quite nicely even with 8 bits per > > component). I think one consolation is possible backward > > compatibility with

Re: [Gimp-developer] GIMP vs Photoshop

2011-03-08 Thread Øyvind Kolås
On Tue, Mar 8, 2011 at 7:47 PM, Bogdan Szczurek wrote: > Yes, but why use RGB at all if one can use e.g. XYZ from the start? > So "wide" RGB would also require greater than 8 bit depths to work > satisfactorily (HSV, HSL or Lab do quite nicely even with 8 bits per > component). I think one consola

Re: [Gimp-developer] GIMP vs Photoshop

2011-03-08 Thread Bogdan Szczurek
> On 03/08/2011 07:50 PM, Bogdan Szczurek wrote: > >> On Tue, Mar 8, 2011 at 3:12 PM, Bogdan > >> Szczurek wrote: > >>> I also have high hopes for GEGL, but I'd rather have it use some > >>> more abstract color model for that. I know it's not so > >>> simple—maybe even undoable–that way, but I do l

Re: [Gimp-developer] GIMP vs Photoshop

2011-03-08 Thread Tobias Oelgarte
Who said this could not be done in Gimp? Some examples of Works i created with Gimp that are under CC: Retouching: * http://commons.wikimedia.org/wiki/File:Snow_leopard_portrait.jpg (Original) * http://commons.wikimedia.org/wiki/File:Snow_leopard_portrait-2010-07-09.jpg (Retouched) * http://c

Re: [Gimp-developer] GIMP vs Photoshop

2011-03-08 Thread Alexandre Prokoudine
On 3/8/11, Michael Grosberg wrote: > But "photo retouching" isn't the only thing GIMP can do, and I don't > see why the need to focus on it. What about web graphics? > digital painting? Texture art? I'm sure the artists who worked on Sintel > would amaze the students with their Gimping skills.

Re: [Gimp-developer] GIMP vs Photoshop

2011-03-08 Thread Michael Grosberg
Øyvind Kolås gimp.org> writes: > > On Tue, Mar 8, 2011 at 11:28 AM, Michael Grosberg > gmail.com> wrote: > > Olivier gmail.com> writes: > >> 2011/3/8 Michael Grosberg gmail.com> > These concepts do transfer to GIMP, and if one is generally empowering > students with the ability to do manipul

Re: [Gimp-developer] GIMP vs Photoshop

2011-03-08 Thread Martin Nordholts
On 03/08/2011 07:50 PM, Bogdan Szczurek wrote: >> On Tue, Mar 8, 2011 at 3:12 PM, Bogdan Szczurek >> wrote: >>> I also have high hopes for GEGL, but I'd rather have it use some >>> more abstract color model for that. I know it's not so simple—maybe >>> even undoable–that way, but I do like the idea

Re: [Gimp-developer] GIMP vs Photoshop

2011-03-08 Thread Bogdan Szczurek
> On Tue, Mar 8, 2011 at 3:12 PM, Bogdan Szczurek > wrote: > >> Considering the use cases where fine grained control over the > >> resulting offset plates/actual ink used for C,M,Y,K to be a subset > >> of the more general cases where individual ink control is desired > >> (spot-colors (including

Re: [Gimp-developer] GIMP vs Photoshop

2011-03-08 Thread Øyvind Kolås
On Tue, Mar 8, 2011 at 11:28 AM, Michael Grosberg wrote: > Olivier gmail.com> writes: >> 2011/3/8 Michael Grosberg gmail.com> >> Could you explain why retouching photos should be made in CMYK rather than >> RGB? > > Photo retouching is usually done by print magazines. It stands to reason that >

Re: [Gimp-developer] GIMP vs Photoshop

2011-03-08 Thread Øyvind Kolås
On Tue, Mar 8, 2011 at 3:12 PM, Bogdan Szczurek wrote: >> Considering the use cases where fine grained control over the >> resulting offset plates/actual ink used for C,M,Y,K to be a subset of >> the more general cases where individual ink control is desired >> (spot-colors (including metallic, gl

Re: [Gimp-developer] GIMP vs Photoshop

2011-03-08 Thread Bogdan Szczurek
On Tue, Mar 8, 2011 at 3:34 PM, Øyvind Kolås wrote: > On Tue, Mar 8, 2011 at 1:33 PM, Bogdan Szczurek wrote: >> have nice black background. Most of the times CMS will try to simulate >> that with all colors while it's better to use e.g. just full black and >> cyan. Another example: you need to do

Re: [Gimp-developer] GIMP vs Photoshop

2011-03-08 Thread Bogdan Szczurek
On Tue, Mar 8, 2011 at 3:23 PM, Alexandre Prokoudine wrote: > On 3/8/11, Bogdan Szczurek wrote: > >>> Since we got carried away from the topic anyway, I keep hearing users >>> complaining about various bits of GIMP still not color managed, most >>> notoriously -- filter preview and sample points.

Re: [Gimp-developer] GIMP vs Photoshop

2011-03-08 Thread Øyvind Kolås
On Tue, Mar 8, 2011 at 1:33 PM, Bogdan Szczurek wrote: > have nice black background. Most of the times CMS will try to simulate > that with all colors while it's better to use e.g. just full black and > cyan. Another example: you need to do some trapping. Sometimes it can > be done in RIP but you

Re: [Gimp-developer] GIMP vs Photoshop

2011-03-08 Thread Alexandre Prokoudine
On 3/8/11, Bogdan Szczurek wrote: >> Since we got carried away from the topic anyway, I keep hearing users >> complaining about various bits of GIMP still not color managed, most >> notoriously -- filter preview and sample points. The latter is sort of >> critical to those who uses separate+ and/o

Re: [Gimp-developer] GIMP vs Photoshop

2011-03-08 Thread Bogdan Szczurek
On Tue, Mar 8, 2011 at 2:30 PM, Alexandre Prokoudine wrote: > On 3/8/11, Bogdan Szczurek wrote: > >>> When you define a color >>> using the color chooser, I suppose you work in HSV, not RGB? >> >> In fact, most of the time I use CMYK color chooser. > > Since we got carried away from the topic anyw

Re: [Gimp-developer] GIMP vs Photoshop

2011-03-08 Thread Bogdan Szczurek
On Tue, Mar 8, 2011 at 12:28 PM, Michael Grosberg wrote: > Olivier gmail.com> writes: > >> >> >> 2011/3/8 Michael Grosberg gmail.com> >> >> Debi Rapson mansd.org> writes: >> > Can you point me in the direction of a list of places that actually use >> > GIMP for photo retouching and graphics cre

Re: [Gimp-developer] GIMP vs Photoshop

2011-03-08 Thread Alexandre Prokoudine
On 3/8/11, Bogdan Szczurek wrote: >> When you define a color >> using the color chooser, I suppose you work in HSV, not RGB? > > In fact, most of the time I use CMYK color chooser. Since we got carried away from the topic anyway, I keep hearing users complaining about various bits of GIMP still n

Re: [Gimp-developer] GIMP vs Photoshop

2011-03-08 Thread Bogdan Szczurek
> We are not speaking about the same thing. The fact that you want to change > some channels in some color model does not mean that the internal > representation of images must be based on this color model. True, it doesn't. > You need tools > for generating a proper CMYK representation of you im

Re: [Gimp-developer] GIMP vs Photoshop

2011-03-08 Thread Michael Grosberg
Olivier gmail.com> writes: > > > 2011/3/8 Michael Grosberg gmail.com> > > Debi Rapson mansd.org> writes: > > Can you point me in the direction of a list of places that actually use > > GIMP for photo retouching and graphics creation. > Hmm. GIMP is not well suited for professional photo reto

Re: [Gimp-developer] GIMP vs Photoshop

2011-03-08 Thread Olivier
We are not speaking about the same thing. The fact that you want to change some channels in some color model does not mean that the internal representation of images must be based on this color model. You need tools for generating a proper CMYK representation of you image, suited to your printing s

Re: [Gimp-developer] GIMP vs Photoshop

2011-03-08 Thread Bogdan Szczurek
or better yet: Lab? ;] Anyway CMYK is neccessary too... W dniu 2011-03-08 10:08 użytkownik "Ofnuts" napisał: On 03/08/2011 08:46 AM, Olivier wrote: > > 2011/3/8 Michael Grosberg >>... Could you explain why retouching photos should be made in RGB rather than HSV/HSL :)

Re: [Gimp-developer] GIMP vs Photoshop

2011-03-08 Thread Ofnuts
On 03/08/2011 08:46 AM, Olivier wrote: 2011/3/8 Michael Grosberg > Debi Rapson mansd.org > writes: > Can you point me in the direction of a list of places that actually use > GIMP for photo retouching and graphics creation.

Re: [Gimp-developer] GIMP vs Photoshop

2011-03-07 Thread Olivier
2011/3/8 Michael Grosberg > Debi Rapson mansd.org> writes: > > > Can you point me in the direction of a list of places that actually use > > GIMP for photo retouching and graphics creation. > > Hmm. GIMP is not well suited for professional photo retouching - it lack > the > necessary CMYK color

Re: [Gimp-developer] GIMP vs Photoshop

2011-03-07 Thread Michael Grosberg
Debi Rapson mansd.org> writes: > Can you point me in the direction of a list of places that actually use > GIMP for photo retouching and graphics creation. Hmm. GIMP is not well suited for professional photo retouching - it lack the necessary CMYK color model (among other things). I'm not sure

Re: [Gimp-developer] GIMP vs Photoshop

2011-03-07 Thread jEsuSdA 8)
El 07/03/11 21:34, Debi Rapson escribió: Our school system appears to be headed for using GIMP as a way of teaching our students about graphics. Can you point me in the direction of where I would go to get GOOD tutorial information about GIMP so that I can properly teach it? Hello Debi, I ha

Re: [Gimp-developer] GIMP vs Photoshop

2011-03-07 Thread Roger Penn
Grokking the GIMP is good, but is rather venerable at this point. Two of my favorites are: http://www.amazon.com/Beginning-GIMP-Professional-Akkana-Peck/dp/1430210702/ref=sr_1_2?ie=UTF8&qid=1299561503&sr=8-2 and http://www.amazon.com/GIMP-2-6-Photographers-Editing-Software/dp/1933952490/ref=sr_1_1?

Re: [Gimp-developer] GIMP vs Photoshop

2011-03-07 Thread Bogdan Szczurek
> Our school system appears to be headed for using GIMP as a way of > teaching our students about graphics. > > Can you point me in the direction of where I would go to get GOOD > tutorial information about GIMP so that I can properly teach it? > > Can you point me in the direction of a list of p

Re: [Gimp-developer] GIMP vs Photoshop

2011-03-07 Thread LightningIsMyName
Hi, Glad to hear a school is considering using GIMP - when I learned in school they tried only photoshop ad other commercial stuff. *The* reference is the official documentation, which is very very detailed as a reference - http://docs.gimp.org/ The tutorials for image retouching (and other stuff

Re: [Gimp-developer] GIMP vs Photoshop

2011-03-07 Thread Chris Mohler
On Mon, Mar 7, 2011 at 2:34 PM, Debi Rapson wrote: > Can you point me in the direction of where I would go to get GOOD tutorial > information about GIMP so that I can properly teach it? I'm a fan of Rolf's tutorials: http://meetthegimp.org/ HTH, Chris

[Gimp-developer] GIMP vs Photoshop

2011-03-07 Thread Debi Rapson
Our school system appears to be headed for using GIMP as a way of teaching our students about graphics. Can you point me in the direction of where I would go to get GOOD tutorial information about GIMP so that I can properly teach it? Can you point me in the direction of a list of places that act