Re: [Gimp-user] GIMP plugin for faking a newspaper frontpage image

2010-03-28 Thread Rob Antonishen
It could be done with a displacement map fairly easily, or possibly
the curve bend tool.

There is a GSoC project that may give a "cage distort" that would make
such a thing trivial.

-Rob A.

On 3/28/10, Deniz Dogan  wrote:
> Recently a friend of mine showed me a picture where someone had taken
> a photo of a newspaper that laid on a table, slightly folded in the
> middle as newspapers often are. (See e.g.
> http://www.brogan.com/blog/wp-content/uploads/2008/02/newspaper.jpg)
> This particular someone had then inserted a picture of himself,
> replacing some other picture that was on the front page. It looked
> pretty realistic, unless one looked closely.
>
> This got us discussing how this someone had put the picture of himself
> in there. The main problem would be to get the picture to "fold"
> according to the newspaper. We are both newbies when it comes to this
> sort of stuff, but my friend who is a computer graphics freak insisted
> that the person had used a 3D model of a newspaper and then simply
> "texturized" it with the image of himself.
>
> Personally, I thought (and still believe) that this can easily be done
> using a GIMP plugin in which one somehow selected the parts where the
> real image was located on the newspaper and then the plugin would
> perform some magic (skew etc.) to replace it with the other picture.
>
> Are there any plugins readily available for this sort of stuff? Is it
> "easy" to write a plugin which does this?
>
> --
> Deniz Dogan
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Re: [Gimp-user] A sequence of actions

2010-03-30 Thread Rob Antonishen
Currently the "blocks" of steps that can be performed are all
contained in the pdb.

There are two different ways to get the same result (a set of actions
that can be repeated in a single "call")

1) tap into the history buffer somehow to "record" then "playback
history" from a different point in history.  THis would require
modifications to the core, and may not be portable to a gegl model.
2) provide a gui/visual language front-end to the pdb (think
inputs/outputs/connectors) to visually create scripts that either get
turned into scheme in the back end, or get implemented directly.  This
could be done as a plugin that would allow creation, saving and
loading actions.

-Rob A>

On Tue, Mar 30, 2010 at 2:17 PM, Tarun Samvedi  wrote:
> Michael, Jay - Thanks for the response :)
>
> I'll be trying to implement the idea for GSoC, was just making sure there is
> no way of doing it which is unknown to me.
>
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Re: [Gimp-user] New Image from Visible Layers?

2010-04-04 Thread Rob Antonishen
Don't use Save as.  If you just "save a copy" as png it will flatten
the image and save what is visible exactly as you see it.

-Rob A>

On Sun, Apr 4, 2010 at 2:38 PM, Sacryd  wrote:
> I'm new to both GIMP and this forum. Please forgive me if this question has
> been asked - I don't see it anywhere.
>
> Is there a way to create a new image from visible layers?
>
> I'm creating a set of cards that includes arrows, shadows, text and
> background. Each of these objects are in their own layer. All of the layers
> are in a single .xcf file.
>
> I need to mix and match these layers down into multiple .png files.
>
> I could do this by:
> 1. Making one variation of layers visible.
> 2. Save as a .png file.
> 3. Reload my .xcf file.
> 4. Repeat until I have created all my cards.
>
> Is there a simpler way?
>
> Thanks!  :)
>
>
>
> --
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Re: [Gimp-user] removing layer area

2010-05-10 Thread Rob Antonishen
I have a script http://ffaat.pointclark.net/incoming/scripts/transbg.scm

The combines select by colour and colour to alpha with a few
parameters to simplify this process.

-Rob A>
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Re: [Gimp-user] A bunch of questions

2010-05-22 Thread Rob Antonishen
Regarding backups I wrote a script http://registry.gimp.org/node/14246
that makes a backup xcf file with the same name and date plus time
appended. If you bind it to a key (that is what I do) it is very quick
to save a working copy every now and then.

-Rob A>

On 5/20/10, Noel Stoutenburg  wrote:
> Adam wrote:
>> Hey folks!
>>
>> I've got a small mess of questions, and I do not mind being redirected to
>> older threads. :)
>>
>> Here goes:
>>
>> If I have a bunch of text layers, how do I reselect them to move them
>> and/or
>> edit their content without moving backwards in the history?
>
> This will only work if you haven't merged the text dialog into another
> layer, even another text layer: in the layers dialog, make the layer
> with the bit of text you want to edit the active layer, and click on the
> text to open the text dialog. Note that in a layer dialog, only the text
> is in the layer, so if you are using a font with a large size, you might
> have to click exactly on a character of the text.
>
>>
>> Also, I have a smudge brush effect currently behind a text layer. The
>> brush
>> effect was a long time before the text layer. I need to remove the brush
>> effect. How do I do so without going backwards in the history, thus
>> eliminating the text (and any other previous work on the project after the
>> smudge tool was used)?
>
> Activate the layers dialog, select the layer with the brush effect, and
> delete it. Of course, if there is other content in the layer that
> contains the brush effect you want to eliminate, that will be deleted, too.
>
>
>> Is there any way to save projects "in progress" to continue editing later,
>> with the history intact?
>
> I know that saving an image as an ~.xcf file will preserve the layers.
> I've never tried to save a file with an intact history, so I may be
> wrong, but I'm not sure you can save a file with the history intact.
> I've never tried to do this, because I've never needed to, since my
> standard workflow method is that when I work on a highly complex image,
> where I anticipate that I might want to have access to the history, I
> create this history by incremental back-ups; that is, after I have layer
> 1 the way I want it, I save the work, then when I get layer 2 the way I
> want it, I make second a back-up with a different name, and when I get
> layer 3 the way I want it, I make a backup with a name distinct from the
> first two.
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Re: [Gimp-user] The best way to make a rounded corner box with a border

2010-06-02 Thread Rob Antonishen
> Sure, I'm just saying I can't use GIMP's gradients. I have to use the
> ones in Inkscape. :)
>

BTW- Inkscape can use gimp gradients (they are the same format).


Back to the main question, the process for stroking any selection is
to convert it to a path, then stroke that.

It gives results that are always better.

I tried scripting it, but couldn't figure out how to open the stroke
path dialog (or advanced stroke path dialog) from a script.

It would be nice if gimps stroke selection did that internally rather
than thresholding the selection and "stroking" along that.

-Rob A.
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Re: [Gimp-user] The best way to make a rounded corner box with a border

2010-06-02 Thread Rob Antonishen
>> BTW- Inkscape can use gimp gradients (they are the same format).
>
> Are they?
>

Maybe not the same format(?), but drag and drop a .ggr into the canvas
and you can then use it in inkscape.

-Rob A>
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Re: [Gimp-user] Changing a dark colour

2010-06-08 Thread Rob Antonishen
> Can anybody help with this, thanks.
>
>

Try creating a new layer filled with the colour you want and set its
layer mode to Grain Merge.

-Rob A>
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Re: [Gimp-user] Selecting area within area

2010-06-13 Thread Rob Antonishen
Use boolean operations. Make your first selection with (for example)
the rectangle selection. Then in the magic wand select options check
out the four top icons and pick the one with the intersect tooltip. My
computer isn't handy to check, sorry. Also when using the magic wand
select click and hold then move the mouse pointer up and down to
dynamically adjust the threshold setting.

-Rob A>

On 6/13/10, Dotan Cohen  wrote:
> Thanks Branko and Chris, layers it is then. I just wanted to make sure
> that I wasn't missing out on some fantastic technique made just for
> this.
>
> --
> Dotan Cohen
>
> http://gibberish.co.il
> http://what-is-what.com
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Re: [Gimp-user] script-fu-round-corners

2010-06-15 Thread Rob Antonishen
> Hi List,
>
> I thought I might tie off this thread by indicating that I now have a working 
> script.  It appears the definition for "script-fu-round-corners" in script-fu 
> console is in error in that the "run-mode" variable indicated is not 
> reflected in the definition of the script.  I removed the RUN-NONINTERACTIVE 
> from my script and I was off and running.  Here is the final script:
>

I beleive Saul Goode already indicated this is not an error.  The
calls in the PDB and are correct when calling from a plugin (C or
Python).

My understanding is that scheme scripts get their functions wrapped in
a PDB wrapper when registered, and can not be called interactively
from within scheme.  This means you can't call the registered PDB
function, but instead have to call the scheme script declaration that
was registered.

If you look in the file selection-round.scm you wil see the declaration:

(define (script-fu-selection-rounded-rectangle image drawable radius concave)
...

which is what must be called to access this from within scheme.

When this is registered in the PDB with the following call:
(script-fu-register "script-fu-selection-rounded-rectangle"
  _"Rounded R_ectangle..."
  _"Round the corners of the current selection"
  "Alan Horkan, Sven Neumann" ; authors
  "Sven Neumann"  ; copyright
  "2004/06/07"
  "*"
  SF-IMAGE   "Image"  0
  SF-DRAWABLE"Drawable"   0
  SF-ADJUSTMENT _"Radius (%)" '(50 0 100 1 10 0 0)
  SF-TOGGLE _"Concave"FALSE
)


It ends up existing with the additional run-mode parameter in front.

-Rob A>
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[Gimp-user] 3d view?

2010-07-05 Thread Rob Antonishen
Is there a plugin to preview/display bumpmaps in 3D?

Ideally, it could be moved around (like the 3d preiew in the normalmap
plugin) but renders it as a ocluding heightfield.

I recall using something like that back in 2.4 but can not find it now.


-Rob A>
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Re: [Gimp-user] Using channels to select pixels

2010-07-28 Thread Rob Antonishen
> Step 24 is interesting. Water spray is seperated from a background colour,
> using a manipulation of channels.
>
> I can't seem to figure out how to the same thing in gimp.
> Any idea how I can do it?
>
>

There may be an easier way, but what I will do is decompose the layer to a
new image.  Identify the decomposed layer that gives the best match to the
desired selection, then drag that layer into the channel panel of your
original image.  You can then load it as a selection, and further use
quickmask mode to tweak it.

-Rob A>
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Re: [Gimp-user] Using channels to select pixels

2010-07-28 Thread Rob Antonishen
What are you describing goes beyond my comprehension of gimp. If you have
the

> time, I'd love it if you could break that down for me.
>
> Decomposition was simple enough once I'd figured it out.
>
>
I think SG's solution is simplest to use.

-Rob A>
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[Gimp-user] 3D heightfield render plugin?

2010-08-16 Thread Rob Antonishen
A few gimp versions ago I thought there was a 3D rendered view of your
image as a heightfield.  This was a second '"view" and it would update
as you worked on the main image with the normal tools.  The only think
you could change was the camera position.

Does anyone remember this?

Is it still available for the current version of gimp?

Am I having a hallucination?

Thanks in advance-

-Rob A>
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[Gimp-user] Fwd: script-fu: saving dialog choices

2010-09-10 Thread Rob Antonishen
>
> Generally: do all the gimp-*-parasite-attach methods suffer from same
> bug, so should be reapplied til they work?
>

Yep.

use the

https://bugzilla.gnome.org/show_bug.cgi?id=572865
https://bugzilla.gnome.org/show_bug.cgi?id=624555
https://bugzilla.gnome.org/show_bug.cgi?id=624567

(last 2 marked as duplicates)

I beleive there is a proposed patch though.

Instead of parasites consider using gimp_gimprc_set() and
gimp_gimprc_query() which don't seem to have this issue.

-Rob A>
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Re: [Gimp-user] dependant scm files and script-fu load

2010-09-10 Thread Rob Antonishen
> Is there a way to refer to something like "folder in which curent
> script resides" or "user GIMP configuration folder" (e.g. on my
> machine Docs and Settings\UserName\.gimp-2.6)?
>

gimp-directory gets you to there.

Check out this page:  http://www.ve3syb.ca/wiki/doku.php?id=software:sf:writing

-Rob A>
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Re: [Gimp-user] curving text (text to path?)

2010-09-10 Thread Rob Antonishen
> Hi folks;
>
> Im a new user here so be gentle.  A little background:
> I work for a small engineering firm that designs racing transmission parts.
> Im comfortable using CAD and other engineering software, but this 20min
> project has taken up half my day.
>

Not to chase away a gimp user, but with your cad background (and for
logo work in general) you may be better off using a vector based
application like Inkscape.

-Rob A>
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Re: [Gimp-user] How are parasites represented in Script-Fu?

2010-10-03 Thread Rob Antonishen
On Sun, Oct 3, 2010 at 9:49 AM, Gino D  wrote:
> Hi
>
> Currently, what type of data should be used to enter a parasite as a
> parameter within those Script-fu procedures that handle such an
> object? By chance, can you give me any examples?
>

AFAIK, only strings are supported and are passed in as a list.  First
parameter is the parasite name and the third is the string value.  Not
sure what the seconf parameter is but I always use the number 1:

(gimp-parasite-attach (list "parasite-name" 1 "parasite value"))

-Rob A>


-Rob A>
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Re: [Gimp-user] Wacom Tablet For Flower Photographer and Software Developer

2010-10-12 Thread Rob Antonishen
The dual monitor setup is also an issue for some tablets.  If you map
the area of both screens to the tablet area you will either have a
different aspect ratio (bad for drawing) or only use a portion of the
tablet.

Some of the higher end tablets allow for screen toggling (i.e. toggle
the screen the tablet is active on) so you need to check that.

-Rob A>
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Re: [Gimp-user] Wacom Tablet For Flower Photographer and Software Developer

2010-10-13 Thread Rob Antonishen
>> Some of the higher end tablets allow for screen toggling (i.e. toggle
>> the screen the tablet is active on) so you need to check that.
>
> I would have expected this to be the task of the operating system, not
> the tablet.
>

Not windows (at least not with my Wacom graphire using bamboo drivers).

I can pick the screen in the tablet software, or use this:
http://www.conceptart.org/forums/showthread.php?t=87386

-Rob A>
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Re: [Gimp-user] Script-Fu "Illegal Function" Error

2010-10-28 Thread Rob Antonishen
Try getting rid of the double parenthesis around the
gimp-image-get-active-vectors.

-Rob A>
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Re: [Gimp-user] Why are my filters disabled

2010-11-20 Thread Rob Antonishen
It is probably a greyscale tiff. Many filters only work on RGB. Try 
image>mode>RGB then you should be able to use the filters. 

-Rob A>
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Re: [Gimp-user] Opens only in 72 dpi

2010-11-25 Thread Rob Antonishen
> The DPI is just an indication... the only place where it really matters
> is in the "New image" dialog where instad of entering a dimension in
> pixels you can enter a size in inches/centimers and a DPI. Otherwise the
> only thing that really counts is the size in pixels.
>

It does make a very big difference if one is using scaled viewing
rather than dot for dot. (View->Dot for Dot checked or unchecked)

When dot for dot is checked, the image DPI doesn;t matter as one image
dot will be shown as one screen dot.

When dot for dot in unchecked, however, the image DPI and screen PPI
will be used to calculate the display size, so a 300px by 300px image
that is 300dpi will be shown as 1" by 1" (or 72px by 72 px for a
screen resolution of 72PPI) at 100% when the dot-for-dot is unchecked,
and 4.16 by 4.16 inches (300px by 300px) on the same 72PPI screen.

-Rob  A>
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Re: [Gimp-user] warp by points

2010-12-27 Thread Rob Antonishen
Have you looked at Hugin? I know it is used for similar things:

http://wiki.openstreetmap.org/wiki/Vertical_Aerial_Photographs
http://www.mail-archive.com/hugin-ptx@googlegroups.com/msg11990.html

and a more generic tutorial for hugin:
http://hugin.sourceforge.net/tutorials/Mosaic-mode/en.shtml

-Rob A>
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Re: [Gimp-user] Is LZW included in GIMP?

2011-01-11 Thread Rob Antonishen
On Tue, Jan 11, 2011 at 9:49 AM, Piotr  wrote:
> What, please is «LZW»? Why do people always think other know exactly what 
> their  3-letter-words mean?
>
>
> --
> Piotr (via gimpusers.com)


Lempel–Ziv–Welch Compression.

Commonly refereed to as LZW.  This is the common use term and is
perfectly acceptable to use.

-Rob A>
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Re: [Gimp-user] Deleting multiple layers

2011-01-19 Thread Rob Antonishen
Because it simply isn't scriptable.

There is no way to multiselect so there is no way to delete multi
selected layers.

One could use/abuse other layer toggles by having a script delete all:
Linked or not linked layers,
Visible or non visible layers,
Trans locked or not translocked layers.

-Rob A>

On 1/19/11, Jeremy Nell  wrote:
>> The ability to select multiple layers opens a rather large can of
> worms. What happens when you paint with several layers selected?
>
> Then Gimp simply doesn't allow you to paint (because it doesn't know
> which layer you want).  Simple.
>
>> If you have so many layers than it's has become tedious to delete them
> one by one, is it because you created them by hand
>
> Correct.  Much like most of the graphic design / illustration world (who
> use Photoshop), layers (sometimes many many layers) are standard and
> don't have to be justified.
>
> If not a standard feature, why can't this, at least, be a script?
>
>
>
> On Wed, 2011-01-19 at 12:10 +0100, Ofnuts wrote:
>
>> On 01/19/2011 09:19 AM, Jeremy Nell wrote:
>>
>> > No, you can't select multiple layers.  I'm suggesting that there
>> > should be a way to do so (and delete them).
>>
>>
>> The ability to select multiple layers opens a rather large can of
>> worms. What happens when you paint with several layers selected?
>>
>>
>> > On Wed, 2011-01-19 at 09:16 +0100, Ofnuts wrote:
>> >
>> > > On 01/19/2011 07:03 AM, Jeremy Nell wrote:
>> > >
>> > > > If I select multiple layers (by, say, ctrl-clicking), I should
>> > > > have the option to drag all of them into the bin.
>> > >
>> > >
>> > > But can you select multiple layers? Not as far as I know...
>> > >
>> > >
>> > > > Unless I've missed it somewhere, is there is a script enabling
>> > > > the deletion of multiple layers?
>> > >
>> > >
>>
>>
>> If you have so many layers than it's has become tedious to delete them
>> one by one, is it because you created them by hand or because they
>> have been auto-generated by a script?
>>
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Re: [Gimp-user] Scaling / rotating images and focus

2011-01-28 Thread Rob Antonishen
Not sure about GEGL previews, bu there is a new transform tool spec:

http://gui.gimp.org/index.php/Transformation_tool_specification

To combine scale, shear and rotate into one tool.  No mention of how
previews are to be handled, however.

-Rob A>

On Fri, Jan 28, 2011 at 4:16 AM, Jeremy Nell  wrote:
> I must have missed that response.
>
> Thanks.  Looking forward to the new release!
>
>
> On 28/01/2011 11:09, Tőkés Ábel wrote:
>
> Øyvind have already answered your question:
>
> "It indeed is, and this should eventually solve itself as GEGL is more
> properly integrated with the layer stack of GIMP and what is shown is
> no longer a preview but the actual result. For now the preview is a
> hack that provides better visual feedback than just a bounding box or
> a wireframe grid.
>
> /Øyvind K."
>
> This means that your request will be automatically solved in the future
> release.
> You don't have much chance that anyone will spend his/her time by writing a
> temporary solution.
>
> Abel
>
>
>
> On 1/28/2011 9:58 AM, Jeremy Nell wrote:
>
> How does one go about requesting this as a feature enhancement?
>
> To include this in Gimp would vastly improve usability in this regard, as
> well as making logical (and practical) sense.
>
>
>
> On 26/01/2011 12:14, Jeremy Nell wrote:
>
> Except that the opacity slider makes it tougher to see the preview as the
> opacity is made less.
>
> But that's besides the point.
>
> 1.  If I've set the opacity of the layer, then the opacity of that layer
> should remain as is when I scale / rotate.
> 2.  When I scale / rotate, the layer's position in the stack should remain
> in its place, rather than suddenly appear at the top of every layer when
> being rotated / scaled.
>
> Surely, this is a reasonable request?
>
>
> On 26/01/2011 12:06, Ofnuts wrote:
>
> On 01/26/2011 09:22 AM, Jeremy Nell wrote:
>
> The more I work in Gimp, the more I realise that this is something that
> needs to be looked at by the developers, as it is not very intuitive.
>
> Again, I've found how the focus of the image being rotated / scaled
> interferes with the rest of the working area.  For example, if I set a
> particular layer's opacity to 20% and the layer is at the bottom of all
> other layers, why, then, does the opacity become 100% and the layer suddenly
> appear on top of all other layers?
>
> This makes it very difficult to work efficiently.
>
> Is there a way to fix this / work around it?
>
> The Scale and Rotate tools have an opacity slider for the preview...
>
>
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Re: [Gimp-user] Can't access Script-Fu

2011-01-28 Thread Rob Antonishen
 mamboze wrote:
These are Script-Fu > Layer Effects > Drop Shadow,
>> ...> Inner Shadow, ...> Bevel and Emboss.
>
I think these are from the Layer Effects script:
http://registry.gimp.org/node/186

Did you install these appropriately?

-Rob A>
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Re: [Gimp-user] Substitute for Hue/Saturation adjustment layer

2011-01-31 Thread Rob Antonishen
Try this-

After you have a rough sketch, create a new layer filled with Hue: 200
Saturation: 60 Lightness 75 below your sketch layer and set your
sketch layer blend mode to screen.  Your image will now look like it
is drawn in non photo blue.

Create a new white layer on top and set the mode to multiply and
sketch over using black.

When happy with that layer, change its mode to screen and move the
blue layer below it.

Repeat and rinse.

-Rob A>

On Mon, Jan 31, 2011 at 5:06 PM, Patrick Horgan  wrote:
> I'm reading "The DC Comics Guide to DIGITALLY DRAWING Comics" by Freddie
> E Williams II.  In it he talks about a workflow where he does a rough
> sketch, puts an adjustment layer over it with Hue: 200 Saturation: 60
> Lightness+75, that makes the underlying rough sketch look like a
> non-photo blue pencil sketch.  Then he refines the drawing, pops another
> adjustment layer over it, and continues the process until he's happy.
> Older versions get progressively pushed into the background in a
> non-destructive way, although when he gets to the version he's happy
> with he can delete all of the intermediate ones.  They're just steps in
> the process.
>
> Now GIMP doesn't have adjustment layers and although they're a
> frequently requested thing, unless someone with time and expertise steps
> up to do the development, the current team has their hands full with
> other priorities for quite some time.  The move to gegl is more
> important, and I'm sure would make this easier to implement.  So, I'm
> not holding my breath.
>
> What I'm looking for is a substitute.  Preferably a non-destructive
> one.  I can turn down the opacity of layers gradually as they recede
> into the drawing past, but that's annoying.  Alternatively, there's the
> Hue Saturation Lightness tool, but I have no idea how to reproduce those
> settings.  The numbers on that tool (assuming the master is chosen) have
> no relationship to the numbers used in PS.
>
> The Colorize tool seems more hopeful, you can enter those numbers into
> the tool and it looks similar to what you want.  Of course it doesn't
> affect any but that layer, so stacking them to progressively decrease
> the visibility of the underlying older versions doesn't help.  You'd
> still have to go into each of the older layers and manually decrease
> their opacity.
>
> Anyone have any better ideas?
>
> Patrick
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Re: [Gimp-user] reverting to base state

2011-02-04 Thread Rob Antonishen
Here's a little script I wrote:
http://registry.gimp.org/node/14246

to do the save-as to a unique file.

I just added a key-binding to call it.

-Rob A>
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Re: [Gimp-user] Stacking images

2011-02-16 Thread Rob Antonishen
Check out this page for a set of astronomy tools for gimp.  Never used
them, but I recalled seeing them

http://hennigbuam.de/georg/gimp.html

-Rob A>
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Re: [Gimp-user] Rule of thirds or golden ratio tool (suggestion)

2011-03-04 Thread Rob Antonishen
> hello
>
> I'd suggest a tool for photographic composition that has as options the
> rule of thirds or the golden ratio. So you can do photo composition on the
> fly and crop the image based on it.
>


Both the rectangle selection tool and the group tool support these "guides":

Guides
With this menu you can select the type of guides that is shown
within the selection to make the creation of a selection easier,
respecting Photo composition rules.

No Guides
No guides are shown at all.
Center lines
Only center lines are shown as guides within the selected area.
Rule of thirds
Guides are shown along the rule of thirds while creating the selection.
Golden sections
With this option, guides show up to mark the golden sections.


-Rob A>
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Re: [Gimp-user] how to apply a stepping curve

2011-03-21 Thread Rob Antonishen
> I still haven't thought up an easy solution.
>
> Chris

If you export the curve to a file you can ee the syntax used, then
create your own files that can be loaded into the curve tool.

-Rob A>
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Re: [Gimp-user] Image-defined Select Tool

2011-03-30 Thread Rob Antonishen
> Hi,
...
> My question is, how do I apply this selected region to the original image?
> That is, having filtered the original image so I have only the regions I
> would like to work with, and then having selected all of that region from
> the filtered image, how do I then apply that selection region to the
> original image, so I can then work on only the selected region?
>
> Thanks

I think you want this-
- Duplicate layer
- Edge detect on duplicate
- Make selection
- Delete duplicate layer

You will have the selection still active on the original image.

-Rob A>
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Re: [Gimp-user] Can't read file header

2011-04-08 Thread Rob Antonishen
I see no metadata (EXIF or IPTC) in the image provided.

I did notice that XP flags it as "blocked"
http://www.tomshardware.com/forum/53691-45-this-file-computer-blocked

so that could be the issue?

-Rob A>

On Fri, Apr 8, 2011 at 11:00 AM, Tőkés Ábel  wrote:
> Dear Folks!
>
> My problem is not strictly related to Gimp, but I hope that Gimp can
> help me solve it and
> I am sure that there are a lot of clever people on this list who can
> help me understand what is happening here.
>
> I have appr. 100 pictures selected from the thousands taken of my
> wedding. I would like to send them to a
> printer company, but the software they give cannot use them because of
> the failure that prevents IrfanView
> from opening them too. The funny is that all the other picture viewers
> can open these pictures, including
> Gimp.
>
> I tried to open a picture with gimp, then save it in different formats,
> but they behave the same: IrfanView cannot open them.
> I tried jpg with and without exif data, png, tif and xcf. The funny is
> that if I try to open it from inside gimp by file>open or
> by drag-and-drop, it opens it without problem, but if I try to open it
> from the file manager, it gives an error message:
> Opening 'C:\Documents and Settings\Ábel\My Documents\My
> Pictures\2009-04-25 Esküvo\p0023.jpg' failed: Could not open
> 'C:\Documents and Settings\Ábel\My Documents\My Pictures\2009-04-25
> Esküvo\p0023.jpg' for reading: No such file or directory
>
> One of the images is here:
> https://picasaweb.google.com/lh/photo/QVOculUehRDqAywlBYIwwQ?feat=directlink
>
> What is the problem with these pics and how can I eliminate it?
>
> Thanks:
> Abel
>
> ps. I am on Windose XP SP3
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Re: [Gimp-user] Problem script-fu gimp-text-layer-get-text

2011-08-09 Thread Rob Antonishen
You can access it using sed/grep or some such tool.  Opening the xcf
file in a text editor, even after an autocrop, the text information
remains in the following format:

(text "test text")
(font "Sans")
(font-size 18.00)
(font-size-unit pixels)
(hinting yes)
(antialias yes)
(language "en-us")
(base-direction ltr)
(color (color-rgb 0.00 0.00 0.00))
(justify left)
(box-mode dynamic)
(box-unit pixels)

I posted a grep example here:
http://registry.gimp.org/node/25145#comment-11229


-Rob A>

On Mon, Aug 8, 2011 at 5:21 PM, Volker Lenhardt
 wrote:
> Am 08.08.2011 21:00, schrieb Ofnuts:
>> On 08/08/2011 12:57 PM, Volker Lenhardt wrote:
>>> Gimp 2.6.8 on Linux openSUSE 11.3
>>>
>>> I need to extract text and font from a text layer. No problem, I
>>> thought, with gimp-text-layer-get-text and gimp-text-layer-get-font.
>>>
>>> But I find that the original text layer was cropped with
>>> plug-in-autocrop-layer. Nevertheless Gimp lets me edit the text with the
>>> text edit tool - after a confirmation dialog.
>>>
>>> But I can't get the text with script-fu. Is there a way to manage it?
>>> There are many files involved.
>>
>> The layer name is "usually" the text contents, so instead of getting the
>> text you can retrieve the name. Your Mileage May Vary.
>
> It does vary, I'm sorry for it. Thank you all the same.
>
> Volker
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Re: [Gimp-user] Neon effect on jpg ?'s

2011-08-23 Thread Rob Antonishen
The tutorial assumes white text on a transparent layer, with a black
layer background.

You can do this by starting with your THEBOLT image and using color to
alpha http://docs.gimp.org/en/plug-in-colortoalpha.html to make the
black transparent.

Then just follow steps 3,4, and 5.

-Rob A>



On Tue, Aug 23, 2011 at 2:17 PM, Longstreet  wrote:

>
> I suppose the problem is that I'm starting with two different things, i.e. 
> starting from scratch with the text vs trying to manipulate a jpg. I've tried 
> experimenting along the way, but it's hard to experiment when I'm not sure 
> what I'm doing in the first place. I'm sure what I'm trying is possible, but 
> I'm not sure how to go about it.
>
> Any ideas or suggestions? Tia.
>
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