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Questions tagged [denoise]

Denoising is the processes of getting clear signal (image) out of a noisy one usually by smoothing out the signal around a local neighborhood (a couple of pixels around the target pixel).

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1answer
1k views

Partially high noise using glass material [duplicate]

I created a simple bottle and applied a glass material using the new principled shader. When it comes to rendering the surface of the bottle turns out incredibly noisy, except the part on the front ...
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1answer
2k views

Problems with denoising in rendering

I'm starting to take my first steps in Blender. I recently did the BlenderGuru's light bulbs tutorial. I have problems with rendering. The two images attached were rendered using Cycles (Blender 2.79),...
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1answer
874 views

How do I get denoising to work for all OpenEXR passes?

With the new Denoiser function, we're finally able to drastically reduce the samples in our scene without having to worry about the noise to much. I'm rendering my scene with less samples now (500 ...
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0answers
694 views

Is there any technical reason why the denoiser isn't a compositing node?

I enjoy having the option to denoise renders in Blender 2.79. However, it seems like it would be much more intuitive if there was a denoising node in the compositor for a number of reasons. For ...
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1answer
392 views

Use cycles's denoiser on multi-layer EXRs

The built-in denoiser that comes with Cycles in Blender 2.79 is awesome. Sadly, it's come too late to use in a current project... However, I have multi-layer EXRs containing all the render layers from ...
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0answers
372 views

Smeared dots with Denoise 2.79

I'm new to this world. I was rendering a test scene, to see differences of using the Denoise feature. Anyone know why the Denoise version (bottom image) has these weird smeared dots in them?
5
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2answers
1k views

denoise a rendered image

Is it possible to use the denoiser of blender on an already rendered image, considering it will be rendered using blender ? (the reason being I'd like to use the resumable render via blender's command-...
1
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0answers
409 views

Artifacts using denoise

I did this tutorial, and when I render there is an artifact like in the image below. I'm using the last macOS with an AMD 560, and if I don't include denoising everything is fine. Can someone tell me ...
5
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1answer
1k views

How to have Denoiser ignore certain objects?

I have a scene with some objects that have image textures. Denoising the entire scene makes the image textures on certain objects to look less sharp. How do I get Blender to denoise an entire scene ...
1
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1answer
3k views

Denoise is missing in 2.79

I just downloaded the official release of 2.79, and I'm missing the Denoise feature in my Render properties. Is there some step I'm missing in order to activate it?
3
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2answers
2k views

Why does Denoising take up so much memory?

I tried to render my scene with the new 2.79 Denoiser. During the Rendering Process everything was fine, my memory peak was about 1000M but as soon as the Denoising started it suddenly shot up to ~...
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1answer
770 views

Noise Texture Glitch when using denoise

Hey,everyone. I created a PBR FNaF plastic material and when I render it with low samples and use the Denoising feature,it blurs the Noise Texture and makes it really hard to see. It's supposed to ...
14
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1answer
1k views

What are the denoising passes useful for in 2.79 experimental feature set?

In 2.79 when experimental feature set is activated, there are some new passes available to the compositor if Denoising is enabled. The new passes that are there after rendering the denoising pass ...
14
votes
2answers
7k views

Denoising option grayed out

I would like to use new denoising feature for cycles in blender. I downloaded latest build for blender (blender-2.78-81d7ff8-win64). When I open my project the ...
82
votes
9answers
112k views

How to avoid noisy renders in Cycles?

I know that this question is a bit old or maybe overdone, but I'm running the latest edition of Blender and when I use the Cycles engine I get really fuzzy results and I can't find a simple, non-...

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