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Re: Link preview: Applying color filter based on current theme


From: Ihor Radchenko
Subject: Re: Link preview: Applying color filter based on current theme
Date: Tue, 10 Dec 2024 20:17:31 +0000

Tarjei Bærland via "General discussions about Org-mode."
<emacs-orgmode@gnu.org> writes:

> I use a lot of simple hand-drawn sketches in my notes. Ideally, I'd like 
> a setup where I could take a quick photo of these, and the crop and 
> adjust saturation and contrast to the point where they appear as black 
> pen lines on a white or transparent background.
>
> It would be perfect if I could preview these in a way where the 
> background and line colors match my current theme's foreground and 
> background colors. I can write a imagemagick command for getting the 
> colors transformed, so I guess what I'm wondering is whether it would be 
> simple to call this command before previewing the image?

Check out [[info:elisp#Image Descriptors]] (:mask descriptor).
You may advice the (org-link-get-parameter "file" :preview) to apply
mask to the displayed image.

-- 
Ihor Radchenko // yantar92,
Org mode maintainer,
Learn more about Org mode at <https://orgmode.org/>.
Support Org development at <https://liberapay.com/org-mode>,
or support my work at <https://liberapay.com/yantar92>



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