Re: [Gimp-developer] Auntie Alias plugin

2006-05-10 Thread Michael Natterer
On Fri, 2005-03-25 at 17:54 +, Adam D. Moss wrote:
 Hi guys and gals,
 
 I recently wrote this plugin for my own amusement;
 someone else might find a reasonably use for it.
 
 It probably does something very similar to the
 'antialias' plugin for GIMP 1.2, except this is for
 GIMP 2.0 (2.X?) and uses a different algorithm (I
 haven't compared results).
 
 http://icculus.org/~aspirin/gimp/auntiealias/

Hi Adam,

yesterday, i stumbled across this mail, and it looks
as if this plug-in is doing exactly the right thing
to lineart images.

I ported it to 2.4 API and codingstylized it a bit:

http://mitch.gimp.org/auntiealias.c

Since we consider including it, I have some questions:

- The licensing would be changed to GPL, would that be ok?
- Do you have any link to that Scale3X algorithm? I would
  be nice to include an URL in the help.
- Is the behavior on images with alpha intentional? (it
  only affects opaque areas, but does not antialias between
  opaque and transparent parts)
- Do you maybe have a newer version around?

ciao,
--mitch

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[Gimp-developer] Possibility of a stand in Siggraph

2006-05-10 Thread Dave Neary


Hi,

There's a decent possibility of having a stand very cheap (proper island stand,
partially sponsored, in the main conference area) which we would share with
Blender and some other projects (Ton from Blender's co-ordinating). I would
love to have the GIMP represented at a top flight conference like this, and
think it's worth the money - the GIMP's part of the pie would be between $1K
and $2K, depending on the levels of sponsorship, whether we bed in with the
GNOME guys, etc.

I think this is the kind of thing we should be doing more, and we definitely
have some budget to spend on it. What say ye?

And if we do join up, who would like to represent us, do some demos, etc?
Someone in the Boston area would be best, but we can probably afford to
contribute to the costs of the most appropriate people if there aren't good
candidates in the area. Siggraph is in Boston from August 1st to August 3rd.

Cheers,
Dave.

--
Dave Neary
Lyon, France
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Re: [Gimp-developer] Auntie Alias plugin

2006-05-10 Thread Adam D. Moss

Hi there!

Michael Natterer wrote:

yesterday, i stumbled across this mail, and it looks
as if this plug-in is doing exactly the right thing
to lineart images.

I ported it to 2.4 API and codingstylized it a bit:

http://mitch.gimp.org/auntiealias.c

Since we consider including it, I have some questions:

- The licensing would be changed to GPL, would that be ok?


It wouldn't be my first choice as I took pains to non-taint
it in the first place, but re-licensing to GPL is one of the
things implicitly permitted by the existing license so if
you must, do so.


- Do you have any link to that Scale3X algorithm? I would
  be nice to include an URL in the help.


This was *probably* the page I used as reference:
http://scale2x.sourceforge.net/algorithm.html
though to be fair that's just a page of pseudocode not
especially clearer than the plugin's. :)


- Is the behavior on images with alpha intentional? (it
  only affects opaque areas, but does not antialias between
  opaque and transparent parts)


It refuses to antialias between not-entirely-transparent and
entirely-transparent to avoid the possibility of giving some
partial opacity to undefined colours.  This was intentional
but heavyhandedly implemented; there is likely to be a more
delicate compromise.


- Do you maybe have a newer version around?


I'm afraid not; it was a one-day fire-and-forget experiment.
Since there's some interest I'll have a quick hack to change
the moronic subsambling kernel right now (n.b. that's not related
to the alpha thing) and if the results are better I'll submit
a patch.

Cheers,
--adam
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Re: [Gimp-developer] Flatten image into image and alpha

2006-05-10 Thread Andreas Henriksson
Thank you for your answerOn 5/9/06, Tino Schwarze [EMAIL PROTECTED] wrote:
What do you mean by apply the alpha again for preview?

I want radio boxes with the ability to choose between the different
texture formats, and a preview thing to see which looks best, so at
first, I don't do the entire conversation, just enough to make Gimp
help me show what it will look like.You could alsomerge visible layers which preserves the alpha channel. Then you only
need to remove invisible layers and may convert to indexed with up to255 colors, so you get 1 bit alpha.The problem is that I don't want 1 bit of alpha all the time, it depends on the format. One has 5 bits, one has 3 and a couple of them have none. 
Andreas
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[Gimp-developer] Posted patch for Bug #331839 – Clear Keyboard Shortcuts button

2006-05-10 Thread Michael J. Hammel
As part of the article I'm writing for Linux Format, I've posted a patch
and screenshots of a proposed implementation of the enhancement defined
in bug #331839. 

I've got to submit the article tonight so it would be helpful if someone
could review the patch and provide feedback on it.  It doesn't have to
be accepted, of course.  Just some idea of what you'd like to happen
next so I can explain in the article how things work after a patch is
submitted.

Thanks.
-- 
Michael J. Hammel   Ximba End User Software
[EMAIL PROTECTED]  http://www.ximba.org
LFS UserID: 16857
--
  The time it will take before the breadth of human knowledge is available on
   the Internet is precisely inverse to the amount of time it took to remove
   it from cable television.  --  Michael J. Hammel

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Re: [Gimp-developer] Flatten image into image and alpha

2006-05-10 Thread Tino Schwarze
Hi Andreas,

On Wed, May 10, 2006 at 08:00:58PM +0200, Andreas Henriksson wrote:

  What do you mean by apply the alpha again for preview?
 
 I want radio boxes with the ability to choose between the different texture
 formats, and a preview thing to see which looks best, so at first, I don't
 do the entire conversation, just enough to make Gimp help me show what it
 will look like.
 
 You could also
 merge visible layers which preserves the alpha channel. Then you only
 need to remove invisible layers and may convert to indexed with up to
 255 colors, so you get 1 bit alpha.
 
 The problem is that I don't want 1 bit of alpha all the time, it depends on
 the format. One has 5 bits, one has 3 and a couple of them have none.

Then I can't help you - looks like core developer issue (I'm more of an
experienced user).

Bye,

Tino.

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[Gimp-developer] RFC: three questions for the LXF article

2006-05-10 Thread Michael J. Hammel
If anyone wants to comment on these, please feel free.

1. Developer Wishlist

A lng time ago there was a wish list of features for GIMP.  Is there
any such thing now, specifically as seen from the developers point of
view?

2. The 5 most annoying GIMP bugs

Totally subjective, but please feel free to comment on these.  I know
the two I've heard the most are that GIMP uses SDI instead of MDI and
that the menus don't read like Photoshops (two that I, personally, think
are irrelevent, but who am I to say what's relevent?).

6. Important bug fixes provided by non-core developers

Anyone with input on fixes supplied by someone who just sort of came out
of the blue?  The magazine feels this is important to encourage others
who aren't currently actively involved in making important
contributions.

Thanks.
-- 
Michael J. Hammel   |   It is not only what we do, but also what we do 
[EMAIL PROTECTED]  |   not do, for which we are accountable. 
http://www.ximba.org| -- Moliere
LFS Userid: 16857   


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Re: [Gimp-developer] RFC: three questions for the LXF article

2006-05-10 Thread William Skaggs


Michael J Hammel wrote:

 1. Developer Wishlist

 A lng time ago there was a wish list of features for GIMP.  Is there
 any such thing now, specifically as seen from the developers point of
 view? 

The real wishlist is the collection of enhancement requests on Bugzilla.
You can also look at some of the suggestions that were proposed as 
projects for the Goggle Summer-of-Code program, at

http://wiki.gimp.org/gimp/SummerOfCode

These do not, however, include features that will depend on the GEGL
framework that is planned to be used for the next major version of
GIMP, which include effect layers, layer groups, and 16-bit-depth layers.


 2. The 5 most annoying GIMP bugs

I'll skip this one.

 6 (sic). Important bug fixes provided by non-core developers

 Anyone with input on fixes supplied by someone who just sort of came out
 of the blue?  The magazine feels this is important to encourage others
 who aren't currently actively involved in making important
 contributions.

There isn't really a hard distinction between core and non-core
devlopers, more of an exponential curve of involvement.  Also,
most of the people who are more or less heavily involved started
out by submitting a patch for something that ame to their attention:
me, for example.  If you want something more concrete, you can look
through the ChangeLog in the source code, searching for the term patch,
and you will see brief descriptions of things submitted by a couple
of dozen people who don't contribute regularly to GIMP.  The most 
common are probably fixes or improvements for plug-ins, but there are
other things too.

Best wishes,
  -- Bill
 

 
__ __ __ __
Sent via the CNPRC Email system at primate.ucdavis.edu


 
   
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[Gimp-developer] dumb questions about enums, marshals, and building out of the srcdir

2006-05-10 Thread paul ?
wondering why some *emums.c and *marshals.c live in the gimp cvs tree and 
others get generated at build time
the reason i wonder is because i build outside of the source directory, yet 
the makefiles assume these newly generated files live there

example:
gcc -DHAVE_CONFIG_H -I. -I/Source/gimp/gimp/libgimp -I.. -I/Source/gimp/gimp 
-I/opt/local/include/gtk-2.0 -I/opt/local/lib/gtk-2.0/include 
-I/opt/local/include/atk-1.0 -I/opt/local/include/cairo 
-I/opt/local/include/pango-1.0 -I/opt/local/include/glib-2.0 
-I/opt/local/lib/glib-2.0/include -I/opt/local/include 
-DG_LOG_DOMAIN=\LibGimp\ -D_REENTRANT -I/opt/local/include/glib-2.0 
-I/opt/local/lib/glib-2.0/include 
-DMAC_OS_X_VERSION_MAX_ALLOWED=MAC_OS_X_VERSION_10_3 -I/opt/local/include 
-arch ppc -g -pipe -no-cpp-precomp -MT gimpuimarshal.lo -MD -MP -MF 
.deps/gimpuimarshal.Tpo -c /Source/gimp/gimp/libgimp/gimpuimarshal.c  
-fno-common -DPIC -o .libs/gimpuimarshal.o

gcc: /Source/gimp/gimp/libgimp/gimpuimarshal.c: No such file or directory
gcc: no input files
now, i can easily overcome this problem by simply symbolically linking the 
newly generated files from the builddir into the srcdir, but that assumes 
that the builddir will always be where it is every time i build

or i could probably hack a makefile.am
but then i wouldnt get to send this message and get your input
any of which would greatly be appreciated

_
Don’t just search. Find. Check out the new MSN Search! 
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Re: [Gimp-developer] RFC: three questions for the LXF article

2006-05-10 Thread Tim Jedlicka
I don't know the nature of your magazine/article. But you might consider7. Non-code contributors. If the goal is to get people involved, it never hurts to address those who can write plugins, tutorials, documentation,...

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[Gimp-developer] about lanczos

2006-05-10 Thread Roberto Winter
Hi,I wrote the following a long time ago, I got a bounce from the list because the attachment was over 40Kb.Re-read it and I am now sending it again. Attached a smaller file this time...
I guess the whole point is that Lanczos is not really the 'best' algorithm for reducing images (as suggested in the scalings dialogs whe selecting the algorithm). Now, isn't there a problem?...
---Hello!I am currently using gimp from cvs.I couldn't help to notice that the new 
Lanczos algorithm is available when resizing images. I also noticed that it is marked as Best.
But my tests show something else, see the attached image
I created an image with inkscape that was about 800px wide and then resized it to a third using two methods (Lanczos and Cubic).
Then I resized that again so that I could see what was already clear: Lanczos is not better than Cubic!!!
Am I missing something?Roberto




attachment: compare_laczos_cubic.jpg
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