[Gimp-user] Gimp 2.3.18 and script-fu errors

2007-08-22 Thread David Woodfall
I have just downloaded and tested two scripts and get the same error with
each:

Error: Set!: Unbound variable: new

The scripts are gm-invert and gm-solarize. Is there some incompatability
with newer versions of Gimp and these scripts? Is there an easy way to
perhaps edit the scripts to get them working?


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Re: [Gimp-user] Gimp 2.3.18 and script-fu errors

2007-08-22 Thread Stephan Hegel
David Woodfall wrote:
 I have just downloaded and tested two scripts and get the same error with
 each:
 
 Error: Set!: Unbound variable: new
 
 The scripts are gm-invert and gm-solarize. Is there some incompatability
 with newer versions of Gimp and these scripts? Is there an easy way to
 perhaps edit the scripts to get them working?
 
 
AFAIK, the interpreter has changed. I've found the following on
gimpusers.com regarding the upcoming 2.4 release:

- script-fu migration howto
A document, perhaps as part of the new website, that explains what
needs to be done to fix scripts that fail to run correctly with
GIMP 2.4. Perhaps also explain new features in 2.4 that are relevant
for script authors. Point to documentation for Tiny-Fu.

Don't know if the mentioned document has been written. However, the
pointer to the tiny-fu docs could be helpful.

Rgds,
  Stephan.
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Re: [Gimp-user] Font quality in GIF files

2007-08-22 Thread Amit Ramon
ā€ˇThanks for all who took the time to answer and help. I think I've just 
learned a couple of new things regarding alpha channel and how gimp works, 
and that now I'll be able to find some educated solution to my problem.

All the best,

Amit

 
 The unfortunate answer is that it cannot be done; there is,  
 technically, a problem with anti-aliasing text over a transparent  
 background. GIF implements transparency by specifying a single color  
 in the colormap to be transparent. They (CompuServe?) could have  
 defined the GIF file format to treat a range of indexes in the palette  
 to represent varying levels of transparency, but they did not. There  
 is nothing the GIMP can do to overcome this limitation of the GIF  
 format.
 
 The PNG format DOES support an alpha channel, even in Index Mode; so  
 you might see if that meets your needs.
 
 One thing to note is that converting to Indexed Mode in the GIMP will  
 alias your layers even if the background of the image is not  
 transparent. However, if you remain in RGB Mode and let the GIF save  
 plug-in perform the Indexed conversion, the fonts will be anti-aliased  
 properly (alternately, you could Merge the layers or flatten the image  
 in RGB Mode and then convert the result to Indexed Mode).
 
 It is not ideal that the GIMP assumes the transparency limitation of  
 the GIF format in its Indexed Mode editing but it is an understandably  
 low priority problem. Discussions continue on how best (or even  
 whether) to handle indexed images but it is unlikely that any changes  
 will occur in the near future.
 
 
 
 
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[Gimp-user] A GIMP book

2007-08-22 Thread DJ
Hi Gimp-user,

A friend sent me a link to a new GIMP book, The Artist's Guide to
GIMP Effects to be published this month.  There was a reference to it
in the Javascript book he was reading from the same publisher.  The
sample tutorial looked good.

http://nostarch.com/frameset.php?startat=gimp

Just thought I'd pass it on.

-- 
__ 
DJ   


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Re: [Gimp-user] Some questions about script-fu and tinyscheme.

2007-08-22 Thread Pere Pujal i Carabantes

 Well, I have setted 64MB as max undo memory, but why this set is not
 used when grouping undo?

Solved this, that was a misconfiguration on my hand.
I had setted a minumun undo levels of 5 an this take precedence over the
max memory for undo.


Pere



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Re: [Gimp-user] Gimp 2.3.18 and script-fu errors

2007-08-22 Thread Pere Pujal i Carabantes
El dc 22 de 08 del 2007 a les 12:43 +0100, en/na David Woodfall va
escriure:
 I have just downloaded and tested two scripts and get the same error with
 each:
 
 Error: Set!: Unbound variable: new
 
 The scripts are gm-invert and gm-solarize. Is there some incompatability
 with newer versions of Gimp and these scripts? Is there an easy way to
 perhaps edit the scripts to get them working?

If you can not wait for them to be fixed,
the lamer way: just have to change on both files

  (set! new (car(gimp-layer-copy layer 1))) ; Add an alpha channel
by
  (define new (car(gimp-layer-copy layer 1))) ; Add an alpha channel



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Re: [Gimp-user] A GIMP book

2007-08-22 Thread Anthony Ettinger
Been waiting for this one, thanks!

On 8/22/07, DJ [EMAIL PROTECTED] wrote:

 Hi Gimp-user,

 A friend sent me a link to a new GIMP book, The Artist's Guide to
 GIMP Effects to be published this month.  There was a reference to it
 in the Javascript book he was reading from the same publisher.  The
 sample tutorial looked good.

 http://nostarch.com/frameset.php?startat=gimp

 Just thought I'd pass it on.

 --
 __
 DJ


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Re: [Gimp-user] A GIMP book

2007-08-22 Thread Dotan Cohen
On 22/08/07, DJ [EMAIL PROTECTED] wrote:
 Hi Gimp-user,

 A friend sent me a link to a new GIMP book, The Artist's Guide to
 GIMP Effects to be published this month.  There was a reference to it
 in the Javascript book he was reading from the same publisher.  The
 sample tutorial looked good.

 http://nostarch.com/frameset.php?startat=gimp

 Just thought I'd pass it on.


Very nice, the sample chapters were amazing. This seems to be written
for Gimp 2.2, but 2.4 will have significant changes. Can you (or the
author) address that issue?

Dotan Cohen

http://lyricslist.com/
http://what-is-what.com/
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[Gimp-user] PNG vs JPG

2007-08-22 Thread arnuld
i have created some wallpapers for GNU and want to publish them on my
blog. all are under Free Art License. Primarily, i use GIMP and save
images PNG format and i see my images are of size 2.5 MB. when i
convert them to JPG format they get reduced to only 347 or 600 KB of
size without any loss in quality.

i have a slow broadband connection. I can not upload images of size
more than 1.5 MB and hence PNG images never got published on my blog.
i live with the GNU spirit and use Free formats only like HTML and TXT
for articles i use to write.

In GIMP, is there any way i can reduce those PNG images to same size as JPG ?

Why JPG is so lightweight as compared to PNG ? (even when image doe
snot have any transparency)

( BTW, is JPG a fre format like PNG ? )




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