Re: [Gimp-user] gimp will strip the exif information in tiff file?

2008-09-25 Thread =?UTF-8?Q?Tsai, _Dung-Bang_(=E8=94=A1=E6=9D=B1=E9=82=A6)?=
Hi, Sven

> The GIMP TIFF plug-in lacks support for Exif information. It should not
> be too difficult to add basic support to it. Basic means that the TIFF
> loader attaches the Exif information to the image and the TIFF writer
> writes any attached Exif data back to the file. If this is important for
> you, then I suggest that you add this functionality to the TIFF plug-in.
> If you need help, feel free to ask technical questions on the
> gimp-developer mailing-list.

I'm a end user, and this is very important functionality for people
who are professional users; they would like to keep the information that
when did they take the picture, what is the camera shutter, etc.

Since I can not write the codes; I'm a Linux user; gimp is the only
and the best image editor in linux, I would like to know if any
developer is interested
in adding this functionality which is important for professional users.

Thank you

-- 
Best Wishes,

Tsai, Dung-Bang   蔡東邦
---
Department of Physics
National Taiwan University
No. 1, Sec. 4, Roosevelt Road
Taipei 10617, Taiwan
TEL: +886-2-3366-5134
Phone: +886-911-575-610
Web: http://www.massless.info
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Re: [Gimp-user] printing only blue

2008-09-25 Thread Dotan Cohen
2008/9/25 Rikard Johnels <[EMAIL PROTECTED]>:
> Spit is probably one of the worst cleaning solvents you can use...
> The nozzles are so small that particles in your spit will clog them.
>
> This is how the printer technician at my work does it:
> Place the cartridge head down in a shallow bowl with clean water.
> Leave it in for a few hours, wipe it of gently with a clean cloth rag.
> Do NOT use tissuepaper!
> Make sure its dry before you place it back into the printer again.
> This might have to be repeated, but its safe for the nozzles and ink.
>

Thank you, I will try that. I am wary of water and electronics, but
the cartridge is pretty much all PET or ABS, and I do believe that the
ink is water based.

-- 
Dotan Cohen

http://what-is-what.com
http://gibberish.co.il
א-ב-ג-ד-ה-ו-ז-ח-ט-י-ך-כ-ל-ם-מ-ן-נ-ס-ע-ף-פ-ץ-צ-ק-ר-ש-ת

ä-ö-ü-ß-Ä-Ö-Ü
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Re: [Gimp-user] gimp will strip the exif information in tiff file?

2008-09-25 Thread Sven Neumann
Hi,

On Fri, 2008-09-26 at 01:36 +0800, Tsai, Dung-Bang (蔡東邦) wrote:

> I'm using gimp to deal with my photos which are made of  DSLR.
> These ttif files have embedded exif information, and every time I save
> these files; it seems that the exif information will be stripped.

The GIMP TIFF plug-in lacks support for Exif information. It should not
be too difficult to add basic support to it. Basic means that the TIFF
loader attaches the Exif information to the image and the TIFF writer
writes any attached Exif data back to the file. If this is important for
you, then I suggest that you add this functionality to the TIFF plug-in.
If you need help, feel free to ask technical questions on the
gimp-developer mailing-list.

> I have done some tests on jpeg files; gimp will not strip the exif 
> information.

That is correct. The JPEG plug-in has the functionality that is missing
in the TIFF plug-in. I suggest that you have a look at the source code
of the JPEG plug-in to find out how the JPEG plug-in deals with Exif.
The TIFF plug-in should do something similar.

> By the way, if I save these tiff images as another files, will gimp
> also strip the icc profile?
> (ps, will gimp strip the icc profile in jpeg?)

No, if I remember correctly, both plug-ins read and write ICC profiles.


Sven


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Re: [Gimp-user] gimp will strip the exif information in tiff file?

2008-09-25 Thread Michael J. Hammel
On Fri, 2008-09-26 at 02:14 +0800, Tsai, Dung-Bang (蔡東邦) wrote:
> As far as I know, baseline jpeg is alway lossy; only JPEG-LS supports
> lossless image saving. So, does it mean that if I save file at 100% quality,
> gimp will use JPEG-LS?

Don't know - you'd have to look at the source to figure that out or ask
on gimp-developer.

> Also, I will also check that if your ideal will work or not. I'm worried about
> that gimp can not even read the exif in the tiff file such that your approach
> will not work at all.

I wasn't that impressed with the TIFF file plugin though I use it to
save lossless screenshots for articles.  If you are worried it doesn't
read the exif data you can try converting to JPEG first using
ImageMagick and then loading it that way.  I believe the JPEG plugin
supports the EXIF data.  Again, since I don't use EXIF much I'm not
positive of any of this.  You simply have to try it and find out.
-- 
Michael J. HammelPrincipal Software Engineer
[EMAIL PROTECTED]   http://graphics-muse.org
--
Failure is not an option.  It comes bundled with your Microsoft product.
  -- Ferenc Mantfeld

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[Gimp-user] strange window behavior

2008-09-25 Thread Rick Pasotto
Has the gimp changed or have I screwed something up?

When I load a picture to edit what shows in the window is a section of
the picture. Moving the window shows a different section of the picture.
It's as though the picture were a fixed background. I certainly don't
want that. What shows within the window should be controlled by the
scrollbars, not by moving the window around.

What's going on?

-- 
"Tyranny is any political system (whether absolute monarchy or fascism
 or communism) that does not recognize individual rights (which
 necessarily include property rights).  The over-throw of a political
 system by force is justified only when it is directed against tyranny;
 it is an act of self-defense against those who rule by force.  For
 example, the American Revolution." -- Ayn Rand
Rick Pasotto[EMAIL PROTECTED]http://www.niof.net
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Re: [Gimp-user] gimp will strip the exif information in tiff file?

2008-09-25 Thread =?UTF-8?Q?Tsai, _Dung-Bang_(=E8=94=A1=E6=9D=B1=E9=82=A6)?=
Hi Michael J. Hammel


> I can't say if the TIFF file plugin supports this or not but there are
> some options on how to deal with the situation if it doesn't.  First,
> load the TIFF images and then save them in JPEG at 100% quality.
> Technically that should be equivalent to TIFF since no compression is
> performed but I can't guarantee that.
As far as I know, baseline jpeg is alway lossy; only JPEG-LS supports
lossless image saving. So, does it mean that if I save file at 100% quality,
gimp will use JPEG-LS?

Also, I will also check that if your ideal will work or not. I'm worried about
that gimp can not even read the exif in the tiff file such that your approach
will not work at all.



-- 
Best Wishes,

Tsai, Dung-Bang   蔡東邦
---
Department of Physics
National Taiwan University
No. 1, Sec. 4, Roosevelt Road
Taipei 10617, Taiwan
TEL: +886-2-3366-5134
Phone: +886-911-575-610
Web: http://www.massless.info
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Re: [Gimp-user] gimp will strip the exif information in tiff file?

2008-09-25 Thread Michael J. Hammel
On Fri, 2008-09-26 at 01:36 +0800, Tsai, Dung-Bang (蔡東邦) wrote:
> I'm using gimp to deal with my photos which are made of  DSLR.
> These ttif files have embedded exif information, and every time I save
> these files; it seems that the exif information will be stripped.
> I have done some tests on jpeg files; gimp will not strip the exif 
> information.
> How can I correctly deal with the exif in tiff by using gimp?

I can't say if the TIFF file plugin supports this or not but there are
some options on how to deal with the situation if it doesn't.  First,
load the TIFF images and then save them in JPEG at 100% quality.
Technically that should be equivalent to TIFF since no compression is
performed but I can't guarantee that.

To convert back to TIFF you can use ImageMagick's convert tool.
According to this discussion:
http://www.imagemagick.org/discourse-server/viewtopic.php?f=1&t=11600
convert will retain EXIF data.  This is true as long as you're simply
converting formats and not resizing (such as creating thumbnails).
Converting file formats is as simple as

convert file.jpg file.tif

> By the way, if I save these tiff images as another files, will gimp
> also strip the icc profile?
> (ps, will gimp strip the icc profile in jpeg?)

I looked at using ICC profiles last month in an article I did for Linux
Format magazine but I don't think I checked if the profiles were
retained when saved.  I think I assumed (bad idea) that they were.
You'll simply have to try it and see.  GIMP does support retaining ICC
profiles when you open files that contain them.  You're typically
queried when you open the file if you want to keep it over convert it to
GIMP's built in profile.

> When will the gimp support the 16bit per channel color depth?

When it's ready.  :-)  

Actually, integration of the GEGL libraries is underway and a first
release with GEGL support is due in the next release (due out "soon" but
one can never assume when soon might arrive).  I don't know if 16 bit
channels are to be included in the next release (though I don't believe
they are), but one of the purposes of integrating GEGL was to allow for
higher color depths.  So it should be in either the next release or one
of the releases soon after that.
-- 
Michael J. HammelPrincipal Software Engineer
[EMAIL PROTECTED]   http://graphics-muse.org
--
Bumper Sticker: Don't like my driving? Then quit watching me.

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[Gimp-user] gimp will strip the exif information in tiff file?

2008-09-25 Thread =?UTF-8?Q?Tsai, _Dung-Bang_(=E8=94=A1=E6=9D=B1=E9=82=A6)?=
Dear all

I'm using gimp to deal with my photos which are made of  DSLR.
These ttif files have embedded exif information, and every time I save
these files; it seems that the exif information will be stripped.
I have done some tests on jpeg files; gimp will not strip the exif information.
How can I correctly deal with the exif in tiff by using gimp?

By the way, if I save these tiff images as another files, will gimp
also strip the icc profile?
(ps, will gimp strip the icc profile in jpeg?)

When will the gimp support the 16bit per channel color depth?

Thank you.
-- 
Best Wishes,

Tsai, Dung-Bang   蔡東邦
---
Department of Physics
National Taiwan University
No. 1, Sec. 4, Roosevelt Road
Taipei 10617, Taiwan
TEL: +886-2-3366-5134
Phone: +886-911-575-610
Web: http://www.massless.info
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Re: [Gimp-user] printing only blue

2008-09-25 Thread Rikard Johnels
On Tuesday 23 September 2008 19:11, Dotan Cohen wrote:
> 2008/9/23 Kevin Cozens <[EMAIL PROTECTED]>:
> > Dotan Cohen wrote:
> >> My printer has a stuck blue nozzle and I am trying to clean it.
> >
> > The simplest solution is to run multiple cleaning cycles to clear the
> > nozzles. I had an inkjet printer where multiple nozzles were clogged. It
> > took about three or four of the printers built-in cleaning cycles to
> > fully unclog all holes in all of the cartridges.
>
> I've run tens of passes. Everything is clean but the blue reservoir,
> which is stuck real bad. I'm cleaning it with spit, printing, spit,
> printing, but I have a long ways to go and I'd like to not waste the
> ink from the other reservoirs. That's why I'd like to print only blue.

Spit is probably one of the worst cleaning solvents you can use...
The nozzles are so small that particles in your spit will clog them.

This is how the printer technician at my work does it:
Place the cartridge head down in a shallow bowl with clean water.
Leave it in for a few hours, wipe it of gently with a clean cloth rag. 
Do NOT use tissuepaper!
Make sure its dry before you place it back into the printer again.
This might have to be repeated, but its safe for the nozzles and ink.



pgpUYNXb1CzjR.pgp
Description: PGP signature
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Re: [Gimp-user] script-fu batch file

2008-09-25 Thread Sven Neumann
Hi,

On Thu, 2008-09-25 at 09:14 +0200, Pierre Habraken wrote:

> I am a newbie to Gimp.
> I need to execute Gimp scripts from files which do not reside in 
> ~/.gimp/scripts, for instance with the following invocation example:
> gimp -i -b $PROJECTDIR/my-script.scm -b 'gimp-quit 0)
> where $PROJECTDIR is the path to the script my-script.scm.

cat $PROJECTDIR/my-script.scm | gimp -i -b -


Sven


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Re: [Gimp-user] Feature Request (Dot Deformation)

2008-09-25 Thread Martin Nordholts
[EMAIL PROTECTED] wrote:
> ...Hi. Is this a good place to make a feature request?...
> ---
>   


Hi!

No, the place for making feature requests is on the gimp-developer
mailing list.

BR,
Martin
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[Gimp-user] script-fu batch file

2008-09-25 Thread Pierre Habraken
Hello,

I am a newbie to Gimp.
I need to execute Gimp scripts from files which do not reside in 
~/.gimp/scripts, for instance with the following invocation example:
gimp -i -b $PROJECTDIR/my-script.scm -b 'gimp-quit 0)
where $PROJECTDIR is the path to the script my-script.scm.

I understand that this is not possible for now.
Does anyone know if there is any plan for a future release aiming to 
allow this way to execute batch commands ?

Pierre
-- 
Pierre HABRAKEN - mailto:[EMAIL PROTECTED]
Tél: 04 76 63 59 94 - Fax: 04 76 51 47 93
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[Gimp-user] Feature Request (Dot Deformation)

2008-09-25 Thread jozemaner
...Hi. Is this a good place to make a feature request?...
---
This is a suggestion for a tool, for a future version of gimp. It's an idea
I had when I saw the 'dove evolution' video, where they retouch a photo of a
girl's face, making her neck longer, her eyes bigger, etc. With liquify (ps)
and iWarp (gimp), you can do something similar, but it gets all blurred out,
and you don't have enough control.
So my idea is, adding dots to an image, gimp creates triangles with those, and
then, you can move the dots, and gimp deform each triangle to fit the new
position of the moved dots.
The deformation feature is already in gimp, with 'shear' and 'distort'; so the
only thing that might take long is the user interface. The dots should be moved
individually, in groups, rotated in group, and scaled in group.
The advantages of this idea for a tool, is that it doesn't blur (just deforms),
you can choose what is affected and what's not (ex: move the head to make neck
longer, leaving the head and the rest of the body intact, and the neck
stretched), and you have a lot of precision.
It's just an idea that might have lot of uses.
Images:
dots added: http://b.imagehost.org/0643/pd_02.jpg
triangles from dots: http://b.imagehost.org/0955/pd_03.jpg
dot movement: http://b.imagehost.org/0860/pd_04.jpg
result: http://b.imagehost.org/0251/pd_05.jpg
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