Re: [Gimp-user] Why is 16/32bpp taking so long?

2011-07-21 Thread Øyvind Kolås
On Thu, Jul 21, 2011 at 5:57 PM, artao  wrote:
> Aha, I misread the GIMP 2.8 announcements. I guess I thought GEGL was 
> inherently high bit depth. So, several years then is fairly accurate?

GEGL itself is inherently high bitdepth, the current integration of
GEGL in GIMP however isn't complete and thus GIMP is still storing the
pixels in its own data structures which are 8bpc. Until that part of
the migration is done it doesn't matter that some code paths are using
GEGL for the processing.

/Øyvind K.
-- 
«The future is already here. It's just not very evenly distributed»
                                                 -- William Gibson
http://pippin.gimp.org/                            http://ffii.org/
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Re: [Gimp-user] Why is 16/32bpp taking so long?

2011-07-21 Thread Alexandre Prokoudine
On Thu, Jul 21, 2011 at 8:57 PM, artao wrote:
> Aha, I misread the GIMP 2.8 announcements. I guess I thought
> GEGL was inherently high bit depth. So, several years then is
> fairly accurate?

It's hard to say. To the best of my knowledge, some bits of GIMP
are ready to be replaced with GEGL already, while others aren't.
I don't think anyone tried seriously estimating amount of work.

The good news is that we are switching to smaller release cycles,
and high bit depth has higher priority than other fancy features.
In general, I wouldn't expect usable high bit depth capable GIMP
sooner than end of 2012. It really depends on amount of
developers we manage to interest and their talent.

Alexandre Prokoudine
http://libregraphicsworld.org
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[Gimp-user] Why is 16/32bpp taking so long?

2011-07-21 Thread artao
Aha, I misread the GIMP 2.8 announcements. I guess I thought GEGL was 
inherently high bit depth. So, several years then is fairly accurate?
Oh well.
I neglected in my opening post to THANK the devs for their hard work. GIMP is a 
great app. Keep up the hard work.
I'm no programmer, not even remotely. Not much I can do as far as helping, 
except apparently to be yet another whiny user asking, "why can't GIMP do 'x'?" 
:P
Keep on keepin on. I'm dedicated to an OSS workflow in my artistic endeavors 
... but PS is quite tempting, IF I had the money ...

-- 
artao (via gimpusers.com)
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Re: [Gimp-user] Why is 16/32bpp taking so long?

2011-07-21 Thread Alexandre Prokoudine
On Thu, Jul 21, 2011 at 5:26 PM, David Gowers (kampu) wrote:

Just a minor correction...

>    Photoshop is still yet to properly support high bit depth (16/32bpc)
> images -- instead it provides a small subset of operations.

Only if the last version you tried was CS2 :) They actually adjusted
lots of filters and tools to work in high bit depth properly over last
several years. Probbaly not all, but not "a small subset" for sure.

Alexandre Prokoudine
http://libregraphicsworld.org
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Re: [Gimp-user] Why is 16/32bpp taking so long?

2011-07-21 Thread Alexandre Prokoudine
On Thu, Jul 21, 2011 at 4:18 PM, artao wrote:

> I googled, but haven't found anything particularly recent regarding this.

You could have started with reading news at gimp.org, especially the
one from 2011-01-11 (PLANS FOR 2.8 AND BEYOND).

You next stops are:

http://wiki.gimp.org/index.php/Roadmap
http://libregraphicsworld.org/news.php?readmore=732

> Please don't take this as snarky. I admit I'm a bit frustrated with the
> SLOOWWW pace of development. Sorry.

Sorry about what?

> Why is it taking so long for higher than 8bpp color depths to be integrated?

Because we are a small team with not much time on our hands.

> Is it really necessary for the GIMP devs to develop a completely new
> system (GEGL) to support this?

Yes, it is.

> Pull code from other OSS projects?? Why not??

Because it makes no sense.

> The best info I've found is contradictory. The official GIMP site states
> that ver 2.8 will support high bit depth color.

No, it doesn't say that. Read again.

Alexandre Prokoudine
http://libregraphicsworld.org
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Re: [Gimp-user] Why is 16/32bpp taking so long?

2011-07-21 Thread David Gowers (kampu)
Some points:

* These are not forums. This is a mailing list. Accessing it through the
unofficial gimpusers.com 'forum interface' doesn't change that fact.

* The official GIMP site has problems, mainly to do with lacking a
maintainer. It tends to be only updated on releases and other major events
like Google Summer Of Code. So it's often not up to date with any more minor
information.

* GIMP developers are fairly committed to doing this the right way, rather
than the simple/buggy way. What does this mean? Well, for example,
   Photoshop is still yet to properly support high bit depth (16/32bpc)
images -- instead it provides a small subset of operations. Most other image
manipulation apps I've tried, this is also true for. This is by way of
saying...

* Supporting multiple image types in a generic, non hacky way is a HARD
problem (mainly because of all the existing code that is built around
obsolete assumptions). One of the Michael's has been developing a testing
system, which as it matures will allow code to be upgraded more aggressively
(because it will provide a way to determine, automatically, whether said
code is still behaving *correctly*). There is also a GSOC project currently
underway to port some of the default set of GIMP plugins to the GEGL
architecture

* There are not very many active GIMP or GEGL developers. So, in a real
sense, it's because YOU (for whatever value of you) are not progressing the
development of GIMP and/ or GEGL.
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[Gimp-user] Why is 16/32bpp taking so long?

2011-07-21 Thread artao
I googled, but haven't found anything particularly recent regarding this. BTW, 
is there some way to search these forums? I can't find it.
anyhow
Please don't take this as snarky. I admit I'm a bit frustrated with the SLOOWWW 
pace of development. Sorry.
So, what's up with 16/32bpp support? In this day and age, it's rather 
essential. Why is it taking so long for higher than 8bpp color depths to be 
integrated? SO many other apps have it, and HAVE had it for quite some 
time. Many of them are open source. Is it really necessary for the GIMP devs to 
develop a completely new system (GEGL) to support this? Pull code from other 
OSS projects?? Why not??
The best info I've found is contradictory. The official GIMP site states that 
ver 2.8 will support high bit depth color. I found a post, on here actually, 
stating that 2.8 will NOT support high bit depth color, and that it will take 3 
- 4 years ( WTF ) for GIMP to have that.
come ON Please???
and, in general, why is GIMP development so slow??
...
so y'all's can blast me now for my impertinence to ask about this. but 
seriously!! it's taking for fricken EVER!!!

thanks, l8r,
artao

-- 
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