Re: Comic Book retro style dots [Re: [Gimp-user] Camera to Comic Book]

2005-06-01 Thread Asif Lodhi
Hi,

Alan and Sven, thanks for the help.

On Mon, May 30, 2005 at 2:20 AM, Sven Neumann [EMAIL PROTECTED] wrote:
 You are probably still using GIMP 2.0 then.
Yes! 2.0.5.  I did downloaded some dependencies for 2.2.6 and will now
download any dependencies for 2.2.7 that differ from 2.2.6.  As a
learning task, I want to install Gimp from source-tarballs including
all the dependencies under my home directory.

Yes, I should have searched appropriate resources before posting my
query!  I am sorry!

On 6/1/05, Alan Horkan [EMAIL PROTECTED] wrote:
 
 As you probably have arleady been told you should upgrade to Gimp 2.2
 
 - Alan

Yes.  Thank you.

Best regards

Asif
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Re: Comic Book retro style dots [Re: [Gimp-user] Camera to Comic Book]

2005-05-30 Thread Sven Neumann
Hi,

Asif Lodhi [EMAIL PROTECTED] writes:

 I don't have Cartoon under my Filter/Artistic menu entry.  I will
 find it in the gimp plug-in registry.  If it's not in the plugin
 registry then please tell me where I can find it.

You are probably still using GIMP 2.0 then.


Sven
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Comic Book retro style dots [Re: [Gimp-user] Camera to Comic Book]

2005-05-29 Thread Alan Horkan

The more detail you provide in your question the better chance you have of
getting exactly the answer you want.  If you want an effect like that seen
in the Rhino picture you need to learn about Halftones, which is very much
retro comic book style as opposed to some of the other simplrer more
straighforward Cartoon effects like:

Filters,
  Artistic,
Cartoon...

The wikipedia page isn't a bad place to start if you want to learn more
about Halftones:
http://en.wikipedia.org/wiki/Halftone

There is also a plugin for the gimp that can achieve this effect but it
was confusingly called Newsprint.  The Newsprint plugin failed to
mention the term Halftone in the short description so even when I knew
what I was looking for it still took me ages to actually find the gimp
version.

http://bugzilla.gnome.org/show_bug.cgi?id=301201
Thanks to Michael Natter the next version of the gimp Plugin
Browser has a more flexible search tool which will hopefully make
things easier to find in future but I still think the Newsprint plugin
could benefit from an overhaul/rename/improved documentation.


Here's an example from the RedHat Getting started guide which uses the
Newsprint plugin
http://www.redhat.com/docs/manuals/enterprise/RHEL-3-Manual/step-guide/s1-images-gimp.html

Gimp User Manual, examples of Plugins including an example of Newsprint
http://www.mhatt.aps.anl.gov/dohn/software/gimp/GUMC/#918427

A GUG tutorial that makes various text effects using the Newsprint plugin
http://gug.sunsite.dk/tutorials/tomcat2/


Sincerely

Alan Horkan

Inkscape http://inkscape.org
Open Clip Art http://OpenClipArt.org
Dia http://gnome.org/projects/dia/


On Sun, 29 May 2005, Donncha O Caoimh wrote:

 Date: Sun, 29 May 2005 00:04:34 +0100
 From: Donncha O Caoimh [EMAIL PROTECTED]
 To: Jad Madi [EMAIL PROTECTED]
 Cc: gimp-user@lists.xcf.berkeley.edu
 Subject: Re: [Gimp-user] Camera to Comic Book

 Here's a method I came across. Works quite well for certain photos...
 http://blogs.linux.ie/xeer/2004/10/01/cartoonizing-photos-with-the-gimp/

 Donncha.

 Jad Madi wrote:
  http://www.flickr.com/groups_topic.gne?id=30241
 
 On 5/28/05, Jad Madi [EMAIL PROTECTED] wrote:
 
 any idea how to apply camera to comic book technique with gimp?
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Re: Comic Book retro style dots [Re: [Gimp-user] Camera to Comic Book]

2005-05-29 Thread Rene Jensen
I really like this technique!


Besides the mentioned Newsprint filter there's Gimp's own
Filters/Artistic/Cartoon which can help a lot with the black parts. Edge
detection on a desaturated version of the layer can also help with
delineating the contours



The link that Jad Madi supplied also referenced the original Photoshop
tutorial at
http://www.macmerc.com/sections.php?op=viewarticleartid=209page=1

Some of the methods that are used must be done differently in Gimp, but
apart from that it's the same moves. Admittedly I can't get my attempts
to turn out as nice as theirs.

1) The crosshatching technique in the dark areas is very essential to
this. I'm sure real Gimp-wizzes can achieve spectacular results with the
GIMPressionist or whatever but I'm a novice at that.
.. New layer
.. Drag the pattern 'Stripes 48x48' onto the layer
.. Filters/Map/Displace: In X and Y displace source menuboxes choose the
original layer
.. Add layer mask to the layer which should be distorted now (right
click on the layer in the layer menu
.. Copy original layer (select layer, Ctrl+C) and paste to the mask
(left click on mask, Ctrl-X, Ctrl-H)
.. Apply Curves to the mask (Layer/Color/Curves). Set the curve to
something like this: `\_  or   ``|__

2) He often uses a combination of Photoshop's Threshold (for making
something black-white) and a Diffuse filter which does anisotropic
filtering. I can only guess what it does as I don't have Photoshop, but
I think that Diffuse+anisotropic == Filters/Noise/Spread with a bit of
antialiasing to soften up the hard threshold. You should get the same
effect by copying the layer to a new image, double the size, applying
Spread, downscaling with Cubic interpolation and copying back again.
Anybody who knows a better technique?

3) His Filter/Artistic/Poster Edges is somewhat of a riddle to me,
especially since he sets Edge Thickness and Edge Intensity to 0.

4) Then comes my biggest problem: He uses Filter/Artistic/Cutout which
has it's closest sibling in Gimp's Image/Mode/Indexed (applyed to a copy
of the layer - set dithering to None, not Floyd-Steinberg, and a low
color count) or perhaps Layers/Colors/Posterize.
HOWEVER this renders very noisy borders between color bands. How to
simplify the borders is beyond me, unless one does a
Filters/Blur/Gaussian Blur first, but is that good?
Perhaps use Filters/Noise/Spread a bit to loosen up on the sharp color
areas

5) He uses the original layer with blend-mode 'Color' for changing the
colors of his posterized layer. I don't think that Gimp and Photoshop
uses the same blend-scheme because he recommends changing both the
saturation and lightness of the color-layer for cartoonish style.
Nothing happens in Gimp when I change the layers saturation. But making
a second layer with mode set to 'Saturate' does somewhat the same.


That's what I can think of right know..

Regards
Centipede





On Sun, 2005-05-29 at 16:44 +0100, Alan Horkan wrote:
 The more detail you provide in your question the better chance you have of
 getting exactly the answer you want.  If you want an effect like that seen
 in the Rhino picture you need to learn about Halftones, which is very much
 retro comic book style as opposed to some of the other simplrer more
 straighforward Cartoon effects like:
 
 Filters,
   Artistic,
 Cartoon...
 
 The wikipedia page isn't a bad place to start if you want to learn more
 about Halftones:
 http://en.wikipedia.org/wiki/Halftone
 
 There is also a plugin for the gimp that can achieve this effect but it
 was confusingly called Newsprint.  The Newsprint plugin failed to
 mention the term Halftone in the short description so even when I knew
 what I was looking for it still took me ages to actually find the gimp
 version.
 
 http://bugzilla.gnome.org/show_bug.cgi?id=301201
 Thanks to Michael Natter the next version of the gimp Plugin
 Browser has a more flexible search tool which will hopefully make
 things easier to find in future but I still think the Newsprint plugin
 could benefit from an overhaul/rename/improved documentation.
 
 
 Here's an example from the RedHat Getting started guide which uses the
 Newsprint plugin
 http://www.redhat.com/docs/manuals/enterprise/RHEL-3-Manual/step-guide/s1-images-gimp.html
 
 Gimp User Manual, examples of Plugins including an example of Newsprint
 http://www.mhatt.aps.anl.gov/dohn/software/gimp/GUMC/#918427
 
 A GUG tutorial that makes various text effects using the Newsprint plugin
 http://gug.sunsite.dk/tutorials/tomcat2/
 
 
 Sincerely
 
 Alan Horkan
 
 Inkscape http://inkscape.org
 Open Clip Art http://OpenClipArt.org
 Dia http://gnome.org/projects/dia/
 
 
 On Sun, 29 May 2005, Donncha O Caoimh wrote:
 
  Date: Sun, 29 May 2005 00:04:34 +0100
  From: Donncha O Caoimh [EMAIL PROTECTED]
  To: Jad Madi [EMAIL PROTECTED]
  Cc: gimp-user@lists.xcf.berkeley.edu
  Subject: Re: [Gimp-user] Camera to Comic Book
 
  Here's a method I came across. Works quite well for certain photos...
  http

Re: Comic Book retro style dots [Re: [Gimp-user] Camera to Comic Book]

2005-05-29 Thread Rene Jensen
Oups, Alan already mentioned the Cartoon filter :)



On Sun, 2005-05-29 at 16:44 +0100, Alan Horkan wrote:
 The more detail you provide in your question the better chance you have of
 getting exactly the answer you want.  If you want an effect like that seen
 in the Rhino picture you need to learn about Halftones, which is very much
 retro comic book style as opposed to some of the other simplrer more
 straighforward Cartoon effects like:
 
 Filters,
   Artistic,
 Cartoon...


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Re: Comic Book retro style dots [Re: [Gimp-user] Camera to Comic Book]

2005-05-29 Thread Asif Lodhi
 Date: Sun, 29 May 2005 16:44:59 +0100 (BST)
 From: Alan Horkan [EMAIL PROTECTED]
 Cc: gimp-user@lists.xcf.berkeley.edu
 Subject: Comic Book retro style dots [Re: [Gimp-user] Camera to Comic Book]
 
 The more detail you provide in your question the better chance you have of
 getting exactly the answer you want.  If you want an effect like that seen
 in the Rhino picture you need to learn about Halftones, which is very much
 retro comic book style as opposed to some of the other simplrer more
 straighforward Cartoon effects like:
 
 Filters,
   Artistic,
 Cartoon...

I don't have Cartoon under my Filter/Artistic menu entry.  I will
find it in the gimp plug-in registry.  If it's not in the plugin
registry then please tell me where I can find it.

Best regards

Asif
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Re: Comic Book retro style dots [Re: [Gimp-user] Camera to Comic Book]

2005-05-29 Thread Owen Cook

On Sun, 29 May 2005, Asif Lodhi wrote:

  Date: Sun, 29 May 2005 16:44:59 +0100 (BST)
  From: Alan Horkan [EMAIL PROTECTED]
  Cc: gimp-user@lists.xcf.berkeley.edu
  Subject: Comic Book retro style dots [Re: [Gimp-user] Camera to Comic Book]
  
  The more detail you provide in your question the better chance you have of
  getting exactly the answer you want.  If you want an effect like that seen
  in the Rhino picture you need to learn about Halftones, which is very much
  retro comic book style as opposed to some of the other simplrer more
  straighforward Cartoon effects like:
  
  Filters,
Artistic,
  Cartoon...
 
 I don't have Cartoon under my Filter/Artistic menu entry.  I will
 find it in the gimp plug-in registry.  If it's not in the plugin
 registry then please tell me where I can find it.
 


Well, at a guess I would say that if it's not there it hasn't been built.

When you built it, did you read the configure output to see what was not
being built, and why?


Owen

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Re: [Gimp-user] Camera to Comic Book

2005-05-28 Thread Donncha O Caoimh

Here's a method I came across. Works quite well for certain photos...
http://blogs.linux.ie/xeer/2004/10/01/cartoonizing-photos-with-the-gimp/

Donncha.

Jad Madi wrote:

http://www.flickr.com/groups_topic.gne?id=30241


On 5/28/05, Jad Madi [EMAIL PROTECTED] wrote:


any idea how to apply camera to comic book technique with gimp?

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