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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).

216 questions
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What are the differences between different Denoiser options built into Blender?

As far as I know, Blender seems to have three denoisers. The default denoising feature in the view layer tab The denoising feature displayed in the view layer tab when optix is enabled The denoise node in compositor (Intel Open Image…
J. SungHoon
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Can't find Denoiser in 2.81a

My Splash screen and system-info.txt both confirm I have version 2.81 of Blender. And yet, when I go to View Layer Properties and Passes I cannot find the sector Data underneath and therefore I also cannot find the Denoiser.
alex
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AI denoiser removing detail

I've created a simple procedural wood texture for a ceiling fan I'm modeling. Unfortunately the usually excellent AI denoiser from 2.81 is smoothing out most of the texture details. Any suggestions for how to preserve the details better besides…
yovargas
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Do I have to activate "denoising" when using the denoise node in the compositor?

So here's a regular denoise node setup. I just learned this recently. But normally, I wouldn't denoise in the compositor. I would just denoise using Optix by ticking this. Based on my understanding, the compositor method is better (Please correct…
Sohail Nordin
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Denoising options in latest 2.91 nightly builds

I've been using the Denoise node in the compositor, hooked up to Denoising Normal/Albedo, with those render denoising passes turned on. Works fine. I believe that's the OpenImage denoise algorithm. In latest 2.91 nightlies, I see in the Scene…
GaryO
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Blender Denoise and Glare nodes

I want to add a glare node to my render result but when I do that I can't use the denoise node, I tried to combine them with mix node but then it's only allowing to 50% of each node to take effect on the render. I tried to save the render after…
Shubik Style
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Can't Get New Intel Denoiser to Work on Projects

I've been following along on all the tutorials I can find to make this happen, but my denoiser node doesn't seem to have any effect whatsoever when I apply it. Where am I going wrong? Thanks in advance for the help! Here is the .blend file:
Jboogsthethug
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Denoise is not showing in the Scene tab

I am using version 2.79, yet the Denoise option is not showing in the Render Layer Scene Tab.
user55941
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Blender 3.0 Denoiser disappeared

I installed a new Blender 3.0, but there is no tool in the setting Denoiser. I have reinstalled several times new Blender 3.0 without changes. In Blender 2.9.3 and and earlier versions Denoiser works great. I understand my processor is very old, but…
user9731943
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Advanced OptiX denoiser settings missing in 2.91

Where are the advanced OptiX denoiser settings like radius, strength, feature strength, etc. in 2.91? They were in the view layer settings in 2.83, but I can't find them any more.
Jure Triglav
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Denoising with AIDenoiser makes some colors black

I'm using Blender 2.83.3 I've set up a denoiser node setup in the compositor. When I lead the noisy image into the denoiser most of my colors turn black. If I use the original image this doesn't happen. Below you can see my node setup, the "before"…
Bigga
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Denoiser node does not work in Blender 2.82

In Blender 2.82, Intel Open Image Denoise does not seem to work as when I try to denoise an image using the denoiser node, the resulting image is completely black. I recall the denoiser node working as expected in Blender 2.81. So if that’s the…
Bryan
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Using D-Noise for denoising photos

has anyone tried using the Optix denoiser (D-Noise plugin) to remove noise from photo, not just render ( on which it works marvelously)? In compositor or image editor tab, i have the D-Noise button, but in case of imported photo (tiff or jpg), it…
tomasvogel
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Blender 2.8 beta Denoise bug?

I have this problem when I am rendering in Cycles, the render takes the time to process the denoise tiles, however, I have unchecked the denoising filter in view layer tab. I also turned off any render compositing in case that was the issue.
Alek Kosinski
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Denoising results in flickering on fur regardless of high sample count

Every time I render this test animation, the denoising is resulting in different patterns of smoothing for each frame, making the flicker. Everyone online suggests upping the sample count, so I used 4096 samples, however I also had a noise threshold…
Leo Schunn
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