How can I get rid of the black dots or black pixels in a float 32-bit EXR baked displacement map?

Question

When I bake a 32-bit displacement map, it has these annoying black dots or black pixels in it:

How do I get rid of these?

$\begingroup$ But...why does that happen? $\endgroup$ – nneonneo May 18 '18 at 1:49 — nneonneo, May 18 '18 at 1:49
$\begingroup$ nneonneo - I sure would like to know, too :) $\endgroup$ – Manu Järvinen May 21 '18 at 11:01 — Manu Järvinen, May 21 '18 at 11:01

Manu Järvinen · Accepted Answer · 2018-05-17 18:11:19Z

5

In Blender, use compositor's despeckle node to get rid of those. The threshold setting is very important, this should do:

Then save the image as OpenEXR.

answered May 17 '18 at 17:53

Manu Järvinen

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