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  Guillotine Script for all layers
Posted by: mwaxman1 - 01-22-2018, 05:46 PM - Forum: General questions - Replies (2)

I have downloaded a deck of playing cards that has been printed to 151 pdf files, each with 9 cards printed in a 3x3 grid.  I need to separate each card on all of the PDFs into separate images, so I can send each individual card image to a card deck printer.  I have gotten as far as combining all pdf files into a single PNG, with each 3x3 page as a separate layer.  I have setup guillotine and/or web slice to pull apart the pictures correctly on the first layer.  Is it possible to script either of these so they cut the same 3x3 grid out of all 151 layers and save each individual card as a seaparate .jpg?

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  Searching for python script islands to layers
Posted by: mich_lloid - 01-22-2018, 03:10 PM - Forum: Extending the GIMP - Replies (30)

Hi, I'm searching for a plugin that converts a layer's non-transparent items/islands to multiple layers with each layer an item/island.
Please help, I am non-programmer and tried very simple python script but am very novice.
Actions/steps should be:
1. make sure tranparency is already mask layer, else make mask layer with right-click Layer > "Add Layer Mask..." > "Layer's alpha channel"

2. make duplicate of current layer as backup named temp_layer.

3. select temp_layer

4. go to every pixel in every row in temp_layer, if pixel's transparency is 0 (mask layer pixel is black) than do nothing
if transparency is not 0 (mask layer pixel is not black) select "fuzzy select tool" on position of that pixel with settings "Threshhold" at 254.9 and checked off "antialiasing", "feather edges", "select transparent areas" and "sample merged".

5. duplicate temp_layer and call it item### or island### for example island001.

6. crop to selection in island001 layer (Layer > Crop to Selection).

7. go back to temp_layer and make selection fully transparent in mask layer by filling selection with black color

8. update temp_layer and repeat from step 3 or 4 to 8 untill there are no more islands in temp layer and temp layer is fully transparent (mask layer is fully black).

As I said I'm no programmer so I hope someone will make this or point me to script that already does this, I haven't found one on the internet, only for photoshop but I don't have photoshop.
Here's link for photoshop version: https://graphicdesign.stackexchange.com/...yers-batch

Thanks in advance

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  bigger preview hack ?
Posted by: Espermaschine - 01-22-2018, 01:19 PM - Forum: Extending the GIMP - Replies (7)

I played around with a few more obscure filters in Gimp (Sinus and GIMPressionist).
They all have tiny previews....

There was a kind of hack years ago, that could be installed to get bigger previews but they stopped working in later versions of Gimp.

http://gimpchat.com/viewtopic.php?f=9&t=8437
http://gimpchat.com/viewtopic.php?f=9&t=3876

Theres also a guy here, who claims that the gtkrc can be hacked to get bigger previews:
http://www.gimpusers.com/forums/gimp-user/11966-how-do-i-increase-the-size-of-the-little-preview-window


So, is there a way for windows ?

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  more about floating layers
Posted by: Espermaschine - 01-21-2018, 03:03 PM - Forum: General questions - Replies (12)

In this thread i learned about moving selections with a floating layer:
https://www.gimp-forum.net/Thread-Glitch-Art-2

Today i found a link to a polish forum on my blog.

The problem was about a user trying to make a diagonal grid and one of my blog entries was given as the solution.

You use the Grid filter on a bigger transparent layer, then rotate to get diagonal stripes.
So in my example the canvas is 800x400px, but the grid layer is 1200x1200px.

Next, user was working with a layermask to non destructively "erase" some areas but whenever the layer is moved, the mask moves with it.

This is actually one of the features i'd like to see in Gimp. In PS you have a chain between mask and layer and unlinking it, lets you move them seperately.

One user gave the solution of using the Offset Dialogue (CTRL + Shift + O), which works on layer and layermask.
When i try to use the Float trick, only the visible pixels get selected.

So why can Offset move pixels outside the canvas area, but Select All cant ?

   



Attached Files
.zip   Different Layersizes.zip (Size: 89.22 KB / Downloads: 525)
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  How to get these effects
Posted by: cheesecakevonmuffin - 01-21-2018, 10:48 AM - Forum: General questions - Replies (4)

Hi, I would like to know how to make these water colour effects? 
I've tried several brushes and even tweaked my own brush settings and used filters and I still didn't get the way I want it to.
Pls help



Attached Files Thumbnail(s)
   
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  Cursor offset problem
Posted by: CharType - 01-20-2018, 10:49 PM - Forum: OSX - Replies (3)

I'm having a problem with GIMP where the selection on my screen is significantly above where my mouse cursor is. This doesn't happen 100% of the time but it happens frequently, and usually right after I open GIMP.  I have attached a screenshot that shows what I mean. This seems like a bug. Is there a way to fix this, or should I submit a bug report? Thanks.

I am using GIMP 2.8.18 on macOS Sierra 10.12.6.



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  Batch files
Posted by: Pat625 - 01-20-2018, 08:49 AM - Forum: Extending the GIMP - Replies (6)

I am seeking a Batch file program for Gimp 2.8.22 and Windows 10,   I have never used one before and will need some instruction.  Searching for one to make it easier while working on fonts for adjusting coloring, using a bevel tool, or maybe embossing.  My search tells me Bimp comes with Gimp but I cannot find it.  Not listed in the Plug in search browser.  Any suggestions as to what to use and where to get it?  Thank you in advance for any help you can give.

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  Drawing with the brush creates jagged lines
Posted by: Mustardman523 - 01-20-2018, 04:50 AM - Forum: General questions - Replies (4)

Hi,

This is a problem that seems like it came out of nowhere, and I have no idea how to solve it. Whenever I use the brush tool and try to draw anything using my mouse, what comes on the screen is a horribly jagged line. See below for an example:

   

I thought it might be because "Snap to Grid" in the View menu was turned on, but it wasn't. Turning that on only made it worse:

   

I don't have the most steady hand, but there's no way it's that bad. So what am I doing wrong?

Thanks in advance!

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  How to Create and Include Signature?
Posted by: Chaplain Mark - 01-20-2018, 04:32 AM - Forum: Gimp-Forum.net - Replies (2)

Hello,

This is my second post here as a new member.

I have attempted a search on my query "signatures" and not found any results, so let me ask....

How does one go about creating and including a signature for one's posts?
I poked around in the User Control Panel options, but could not find anything about signatures.

Thanks in advance...!!

Chaplain Mark


"Better to have a camera and not need one than to need a camera and not have one"

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  Need Advice on Plugin Installation
Posted by: Chaplain Mark - 01-20-2018, 04:28 AM - Forum: Extending the GIMP - Replies (10)

Hello,

This is my first post here on Gimp-Forum.net.  Have attempted a search of the forums, with no results, prior to posting this question.....

I need some advice on how to install plugins into GIMP, specifically, the NIK Collection.

Have been poking around in the directory tree under GIMP in C-windows program files, and have not yet been successful in my attempts to install the plugins.

Thanks in advance for any help..!!

Chaplain Mark

Quote:Better to have a camera and not need one than to need a camera and not have one.

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