[Digikam-users] Inpainting filter

[Carl McGrath]

Thanks for the info, very interesting
I'll give the GIMP plug-in a try while we wait for Digikam In_Painting 
to return

On 12/12/2013 11:34 AM, Jean-François Rabasse wrote:
>
> Hi Anders and Carl,
>
> Some comments from my personal experience.
> (I happen to do inpainting and I use both Krita and Gimp, depending on
> what I want to do.)
>
> On Wed, 11 Dec 2013, Anders Lund wrote:
>
>> I believe the idea behind inpainting is something like the healing 
>> brush in krita (or that other image editing app out) - use the 
>> surroundings to cover an area that sticks out, like a spot or zit or 
>> ridge.
>
> Similar idea, but not exactly the same processing. The healing brush in
> Krita is a sophisticated clone tool which take in account not only the
> strict pixels under the clone reference but also some neighbour pixels
> to "extrapolate" what should be cloned..
> It works really well when correcting some small details as you mention,
> spots, scars.
>
> True inpainting relies on a mathematical model of an image area, that can
> be used to rebuild a whole subarea, the blind spot.
> It's an image synthesizer.
> It will give far better results when you want to remove an unwanted area
> of your image, hamburger box thrown on a lawn, unwanted person on the
> background of an image, satellite tv antenna from a 18th century straw 
> roofed cottage, etc.
>
> Gimp has such a synthesizer. It's not provided by default, you have to
> download and install the gimp-plugin-resynthesizer-xxxx for your Gimp
> version. (And also the gimp-plugins-python-xxxx if not yet installed.)
>
> For simple corrections (a small spot), usage is really trivial.
> - select the unwanted area of your image with the free hand selector 
> (lasso)
> - activate Filters > Enhance > Heal selection
> - click Ok in the dialog box and you're done
>
> For more difficult tasks, it's worth playing with the dialog box 
> options (Context sampling, Sample from, Filling order) and do some 
> tests and tries.
>
> Anyway, it's possible to do great things.
>
>
>> I'm yet to find out how using krita will affect metadata handling.
>
> From what I know, Krita behaves fairly with metadata.
> Not Gimp. All versions have a broken XMP management and we'll have to 
> wait
> for Gimp V 3.0 to have correct handling.
> The solution for Gimp users is to protect existing XMP data into sidecar
> files (or Digikam DB), to be restored later into images.
>
> Regards,
> Jean-François
>
>
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