[Gimp-user] restoring faded transparencies

2009-02-23 Thread geoff
Quoting geoff for...@gimpusers.com:

 I was scanning a lot of colour transparencies, some taken up to 40 years
ago,
 and found that in some cases the colours had deteriorated badly.  After a
lot
 of experimenting I have developed an automatic way of improving the
digital
 scans using gimp.  I have put a technical article, the gimp plug-in, and
a
 collection of the good and bad results at
 www.lionhouse.plus.com/photosoftware/restore. I would be interested   
 in hearing from anyone who has worked on this problem and if you try
 the plug-in let me know how it works for your pictures.

Your script produces some very impressive results and your methodology  
is quite ingenious. I especially like how you exploit the quantization  
capabilities of GIMP (i.e., using Indexed colormaps).

I was wondering what licensing your script is released under. There is  
room for improvement of your script, particularly with regard to its  
behavior as a GIMP plug-in and it would be easier to develop your  
script further if it were licensed to allow the sharing of derivatives  
(GPL, BSD, etc). This is especially true if your main interest lies  
with the image algorithms and you are less interested in the demands  
of the GIMP plug-in interface (e.g., handling UNDO, honoring  
selections, providing more flexible utility, menu location, etc). One  
thing that should be fixed fairly soon is that your script seems to  
produce a hidden image (i.e., no view associated) and neglect to  
remove it when finished.

Regards.


Thanks for your message.  As you deduce I am more interested in the
processing algorithm than the coding.  There are too many poor results at the
moment and I suspect there will be modifications to the method when I have
more experience of its performance.  For this reason I have not put it on a
gimp site.  I am happy for anyone to develop the plug-in further and improve
the interface but there is not much point until the algorithm is unlikely to
change.  I have killed the spurious hidden image which was left over from the
way of correcting the side absorptions.


-- 
geoff
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[Gimp-user] using levels on layer

2009-02-23 Thread Helen
I haven't found a way to use the levels tool on one layer only.
Is it possible to do this, to adjust the color of a layer rather
than the image?

Thanks all,
Helen, using Gimp 2.4.5 on SuSE 11.0
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Re: [Gimp-user] using levels on layer

2009-02-23 Thread Daniel Hornung
On Monday 23 February 2009, Helen wrote:
 I haven't found a way to use the levels tool on one layer only.
 Is it possible to do this, to adjust the color of a layer rather
 than the image?

Hello Helen,

(nearly) all tools work just on the current layer, as does the levels tool.  
Maybe you merged your layers together and have only one layer left?

Daniel


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[Gimp-user] Fwd: Re: using levels on layer

2009-02-23 Thread Daniel Hornung

---BeginMessage---
No, I checked again --  I have background, background duplicate, and a top
layer. On the top
layer, I used the crop tool on that layer only, which leaves a lot of
background showing
around edges.
I'd like to run levels just on bkgrd (or bkground duplicate).  Maybe there a
tool properties
setting that I've missed.

On Mon, Feb 23, 2009 at 9:16 AM, Daniel Hornung daniel.horn...@gmx.dewrote:

 On Monday 23 February 2009, Helen wrote:
  I haven't found a way to use the levels tool on one layer only.
  Is it possible to do this, to adjust the color of a layer rather
  than the image?

 Hello Helen,

 (nearly) all tools work just on the current layer, as does the levels tool.
 Maybe you merged your layers together and have only one layer left?

 Daniel

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-- 
Helen Etters
using Linux, SuSE11
---End Message---


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Re: [Gimp-user] using levels on layer

2009-02-23 Thread norman

 I haven't found a way to use the levels tool on one layer only.
 Is it possible to do this, to adjust the color of a layer rather
 than the image?

Perhaps if you turned off the layers you do not want to change then used
the levels tool on the layer left you would do want you want.

Norman



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Re: [Gimp-user] using levels on layer

2009-02-23 Thread Helen
Yes!  Thank you!

On Mon, Feb 23, 2009 at 11:41 AM, norman nor...@littletank.org wrote:


  I haven't found a way to use the levels tool on one layer only.
  Is it possible to do this, to adjust the color of a layer rather
  than the image?

 Perhaps if you turned off the layers you do not want to change then used
 the levels tool on the layer left you would do want you want.

 Norman



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-- 
Helen Etters
using Linux, SuSE11
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[Gimp-user] briefing request

2009-02-23 Thread sean dodson
Hello,
I'm a freelance journalist working for the Guardian. I am currently
researching a piece about the growth in free software and open source
applications. Would there anyone from Gimp who'd be free for a chat on the
telephone some time tomorrow?

best wishes,
Sean

-- 
blog: http://seandodson.wordpress.com
image: flickr.com/photos/seandodson
skype: seandodson
moblie: +44 7972 180 931
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[Gimp-user] [Fwd: Re: using levels on layer]

2009-02-23 Thread norman

---BeginMessage---
Yes!  Thank you!

On Mon, Feb 23, 2009 at 11:41 AM, norman nor...@littletank.org wrote:


  I haven't found a way to use the levels tool on one layer only.
  Is it possible to do this, to adjust the color of a layer rather
  than the image?

 Perhaps if you turned off the layers you do not want to change then used
 the levels tool on the layer left you would do want you want.

 Norman



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-- 
Helen Etters
using Linux, SuSE11
---End Message---
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[Gimp-user] emal address

2009-02-23 Thread Rodney Clay
cl...@usd430.k12.ks.us
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[Gimp-user] Scanning into GIMP

2009-02-23 Thread Rodney Clay
I am new to using GIMP. Can I import images into GIMP from a scanner. If so 
what do I need 
to do to set up to do this. I have looked in the online manual but did not find 
an answer to my 
question. Thanks
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Re: [Gimp-user] Scanning into GIMP

2009-02-23 Thread Michael J. Hammel
On Mon, 2009-02-23 at 11:31 -0600, Rodney Clay wrote:
 I am new to using GIMP. Can I import images into GIMP from a scanner. If so 
 what do I need 
 to do to set up to do this. I have looked in the online manual but did not 
 find an answer to my 
 question. 

On Linux:  install the SANE and XSane packages, including the XSane GIMP
Plugin.  Setting up SANE is a little confusing for newbies, but it just
takes a Doh! moment to realize it isn't that hard.

On Windows:  I think you need to configure your scanner with TWAIN,
whatever that is.

On Mac:  I have no idea.

GIMP does not have built in scanner support.  It utilizes whatever
scanner support is available from your operating system.
-- 
Michael J. Hammel mjham...@graphics-muse.org

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Re: [Gimp-user] Scanning into GIMP

2009-02-23 Thread norman

 On Mon, 2009-02-23 at 11:31 -0600, Rodney Clay wrote:
  I am new to using GIMP. Can I import images into GIMP from a scanner. If so 
  what do I need 
  to do to set up to do this. I have looked in the online manual but did not 
  find an answer to my 
  question. 

Speaking from experience and running Ubuntu 8.10 and a compatible
scanner, in Gimp File - Create - XSane - Device dialogue. Ubuntu has
all the software you need already installed.

Norman

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Re: [Gimp-user] Scanning into GIMP

2009-02-23 Thread John Culleton
On Monday 23 February 2009 02:07:16 pm norman wrote:
  On Mon, 2009-02-23 at 11:31 -0600, Rodney Clay wrote:
   I am new to using GIMP. Can I import images into GIMP
   from a scanner. If so what do I need to do to set up
   to do this. I have looked in the online manual but
   did not find an answer to my question.

 Speaking from experience and running Ubuntu 8.10 and a
 compatible scanner, in Gimp File - Create - XSane -
 Device dialogue. Ubuntu has all the software you need
 already installed.

 Norman

On Slackware you may need to add your user id to the 
group scanner.  Here is the line from file /etc/groups 
referencing my user name safe:

scanner:x:93:root,safe

-- 
John Culleton
Able Indexers and Typesetters
http://wexfordpress.com
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Re: [Gimp-user] Scanning into GIMP

2009-02-23 Thread Jernej Simončič
On Mon, 23 Feb 2009 11:18:38 -0700, Michael J. Hammel wrote:

 On Windows:  I think you need to configure your scanner with TWAIN,
 whatever that is.

TWAIN: Technology Without An Interesting Name :)

It's the standard scanner interface on Windows (although it's supposed to
be replaced by WIA - Windows Image Acquisition).

-- 
 Jernej Simončič  http://deepthought.ena.si/ 
 Contact address:  jernej simoncic at isg si 

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Re: [Gimp-user] Soft proofing in 2.6.5

2009-02-23 Thread Sven Neumann
Hi,

On Mon, 2009-02-23 at 15:12 -0500, John Culleton wrote:
 I copied the standard Gimp color wheel into a png image. I 
 loaded the image into Gimp 2.65. I tried to soft proof it 
 using viewdisplay and then selecting color management and 
 color proof. There was no change in the image.  In theory 
 there should be gray bars in the image where the CMYK gamut 
 did not cover some shades. 
 
 What more do I need to do to use soft proofing? If icc color 
 profiles are needed how do I make them available to Gimp 
 2.6.5? I have various icc profiles in ~/colors for use by 
 Scribus.

You can either configure GIMP for Soft Proofing in the Color Management
section in the Preferences dialog, or, if you insist on doing it the
hard way, use View-Display Filters and set up the display filter
manually. Of course you will need color profiles. But it should be
obvious where to set them, no?


Sven


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[Gimp-user] Printing from a batch

2009-02-23 Thread Decimator Doseven
Could someone tell me the proper syntax for file-print-gtk?

I am building a script to clean up scanned pdfs.  (the originals are carbon 
copies, blech)

I have a working script to clean up tiff files, and am now trying to make it 
work on pdfs.

I want to open the pdf file with gimp, run the operations, and then print it 
back to a pdf file.

I have only been able to find non-working scripts for this purpose.



  
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Re: [Gimp-user] Printing from a batch

2009-02-23 Thread Sven Neumann
Hi,

On Mon, 2009-02-23 at 14:20 -0800, Decimator Doseven wrote:
 Could someone tell me the proper syntax for file-print-gtk?

The Prodecure Browser (as found in the GIMP Help menu) should tell you.


Sven


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Re: [Gimp-user] [Gimp-developer] Gimp w32 unstable releases (2.7) (was: Logo scripts crash gimp 2.7)

2009-02-23 Thread Alec Burgess


Jernej Simon i (jer...@ena.si) wrote (in part)  (on 2009-02-23 at
08:13):

 On 23. februar 2009, 3:08:08, Alec Burgess wrote:

   Is there any way that Jernej could provide a debug-enabled exe
 for GIMP
   2.7  win32 or do attempts to report bugs just get in the way of
 the
   real work being done by those competent to deal with them?

 All unstable releases of GIMP (those, that have I won't bug
 developers checkbox) are unstripped, and should contain debugging
 symbols (though I think I forgot to remove -O2 from CFLAGS for the
 current 2.7.0 build - I'll provide another build soon).


The release I got was: gimp-2.7.0-r28042-i686-setup.exe from (I think):
http://sourceforge.net/project/showfiles.php?group_id=121075package_id=240554

That file now longer is available there - it still shows up in the 
Google cache:

http://74.125.95.132/search?q=cache:EhGRmoW3i74J:sourceforge.net/project/showfiles.php%3Fgroup_id%3D121075%26package_id%3D240554+gimp-2.7.0-r28042-i686-setuphl=enct=clnkcd=2

The current version of that page now shows:  GIMP 2.7.0 (SVN rev.28070) 
+ GTK+ 2.14.7
no setup.exe files, just three babl, gegl and gimp tar.lzma files which 
I assume (?) are source files.


Am I looking in the correct place but just jumping the gun because you 
haven't yet created the expected setup.exe file?
Is an RSS-feed watch on that page the correct way to find out when you 
have created a new win32 build?


--
Regards ... Alec   (bura...@gmail  WinLiveMess - alec.m.burg...@skype)


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