Questions tagged [.exr]

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1answer
24 views

Is there any way to not overwrite when I re-render ? Without changing the prefix everytime manually?

I just want to output new renders every time i render rather than those previous one being overwritten - again, without changing the prefix itself ! So eg : Render001-Normal becomes Render002-normal ...
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1answer
29 views

Can't save a single pass from an OpenEXR MutiLayer file

So, I'll try to make it as clear as possible but I just started working with OpenEXR MultiLayer Output and I might miss some important info. Important to know I render with Cycles. I'm working with an ...
4
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1answer
54 views

Which format for saving transparency from bloom and respecting colors (tried PNG/TGA/TIFF/EXR)

TL;DR: How can I properly save a picture with semi-transparent "emit" pixels coming from a bloom? I understand that .PNG can't handle that, but I'd expect TIFF/Targa/.EXR to handle it ...
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0answers
12 views

Why does davinci resolve only display my AO passes on a wxr from blender?

I had made an EXR with the hopes of compositing it in Davinci Resolve, but the passes aren't displayed correctly. Even in the channels it displays the AO passes rather than the combined passes by ...
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0answers
16 views

Why does Blender constantly lose image sequence textures? Can I fix it?

I am using the latest stable release and I have several images as planes in the scene with EXR image sequences, at some random point it just turns them purple so I have to relink those again and tweak ...
2
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0answers
31 views

Preserving HDR information in EXR output from Blender in a 8-bit PNG? [closed]

The only way to get the full dynamic range out in a render or bake is to save it as an EXR float from Blender. Not even saving 16-Bit PNG float will keep all the information in the highlights in ...
1
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1answer
113 views

Rendering multi-layer EXR using File Output node in Python

I'm writing a multi-view synthetic dataset generator and I want to save my rendered images as multi-layer EXR. I have a basic Python script that loads a template file with the compositing nodes below, ...
1
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0answers
52 views

How do you get 2 render layers from an exr file?

I am compositing a scene with 2 render layers. I saved it as an image sequence of EXR files so that I can close the program. However, after compositing, the Exr doesnt keep data from separate render ...
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2answers
105 views

Blender Exposure not affecting output on OpenEXR File

So I'm using this physicall starlight & atmosphere addon, a wonderful addon, but it requires to change blender's addon to -6 to look good. I'm working on VFX industry, so i need to renderout ...
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0answers
81 views

How to properly denoise an animation [local and renderfarm]

I have a project for my college assingment that has to be ready at end of march. I am still "new" to blender but I try my best in every way, so: I have a scene with 400 frames that uses ...
0
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1answer
24 views

Compositor Blows out Image

I am exporting into half EXR's with ACES_cg (would full help?) But as you see in the second image the compositor output is blown out. But when I take a look at the EXR it is not blown out but still ...
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0answers
16 views

Blender multilayer EXR to Photoshop, how to set up my layers to obtain the final image? [duplicate]

How should I set up each layer to get the final image? I tried to set them all on "multiply" but it doesn't look right. I'm using the 3d-io EXR plugin for Photoshop but I can't find any ...
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0answers
61 views

Noisy 32bit Normal Bakes

So I am in the process of baking out normal maps for an asset, this is my LP mesh: And this is my HP mesh: And here's my bake settings: In all the normal maps I have ever baked, I have used the ...
0
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2answers
84 views

Black contour artifacts when using OpenEXR renders with bloom and transparency background in VSE [duplicate]

I try to render some shapes with EEVEE bloom effect and transparent background. I understood that the rendered file output had to be OpenEXR instead of PNG format in order to keep the effect and the ...
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0answers
36 views

Problem with edges of mask in exr file while working in photoshop with it

I exported a exr MultiLayer file with masks from blender using cryptomatte. And I have such a problem in Photoshop itself, the seam between the objects is translucent, the mask leaves such an ...
0
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1answer
411 views

How create perfect mask using ID Pass ( “clown pass” in Photoshop)?

Has anyone looked at the tutorial? regular ID Pass so that later in Photoshop it will be easier to select the necessary objects. But what I don't understand is that even if you have this ID Pass (...
4
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3answers
151 views

How do I rotate a Multilayer EXR file in Blender's compositor?

It would seem that rotating an image is a trivial task, however I face this problem when working with Multilayer EXR format files in Blender. But why? I find it convenient to set my archvis scenes up ...
0
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1answer
53 views

How to properly render emissive and transparent materials (fire) for compositing

I am rendering a fire to a multilayer EXR and then composite it using the method described in this answer ontop of my footage. One comment states that it is difficult to work with my EXR because I ...
2
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2answers
164 views

Light Presets .exr

I would like to install light presets for Blender to automate my lightning in my scenes. I have some .exr files (from Greyscalegorilla) but I don't know how to do it on Blender to make it work. Can ...
2
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0answers
434 views

Import Blender EXR in Python EXR for depth map

I am currently trying to extract a depth map created by Cycles and read it in Python to undo the distortion introduced by Cycles. Let me tell you what I've done so far step-by-step. I cannot use ...
0
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1answer
3k views

I have tried to import EXR files to Davinci Resolve with the LUT's

Here are some pictures of my settings and result: On the right side of this image is the EXR file imported normally, and on the left side is a PNG without transparency. That's the look I want to get ...
4
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1answer
1k views

EXR color difference to PNG

To avoid the problems that PNG has with fire Transparency, I exported the images in EXR format, but when I compare them to the PNG counterpart, the colours in the EXR image are way to blown out. Why ...
1
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1answer
34 views

Why do I get different Denoising Normal Information when exporting as HDR and EXR files?

At the moment I am rendering images and need to also export their albedo and normal information. When I export them as .hdr images I get following result: When rendered for EXR (or PNG) I get the ...
2
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1answer
178 views

How to exclude passes from EXR file when using the denoiser node?

Situation: Blender: 2.81a, Cycles 1 Scene, 1 View layer View layer passes: Combined, Normal, Diffuse Color, Emission Using the Normal and Diffuse Color as inputs to the denoiser. Denoiser outputs ...
0
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1answer
125 views

When I switch from single to image sequence of an openEXR image sequence in the Compositor Panel, the backdrop disappears

In a new blank scene, I open up the compositor dragging my multilayer OpenEXR sequence in. I can succesfully see a tiniy preview in the Image Node with the correct backdrop, but when I switch from ...
1
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1answer
149 views

Exr data window in compositing

I try to make image compositing with Blender and my sequence images layers are EXR coming from another software ( Houdini ). Many software use a feature of openEXR call "data window". It's make a crop ...
0
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0answers
345 views

EXR Artefacts / Lensdistortion STMap to Nuke / 3D Tracking

I bumpt into a STMap artifacts problem In Nuke i generate a plate red (x+0.5)/width green (y+0.5)/height" blue 0 alpha 1 Format is EXR 32bit zip1 In Blender I undistort it ...
0
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1answer
85 views

save intermediate render result to OpenEXR not working (Cycles/ v.2.79)

I want to render a single frame of a texture and then print it in the measurements 150x266cm at 300dpi, therefore I calculated a render resolution of 31488x17717px, which seems to be a bit of a ...
1
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1answer
2k views

Cycles OpenEXR output way too dark when imported into After Effects [duplicate]

When I render to OpenEXR (multilayer) in Blender 2.80 (Cycles) and then import it back into After Effects (2019) the image looks way too dark. What it looks like in Blender 2.80: What it looks like ...
0
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0answers
29 views

Z-combine multiple openExr and render with passes [duplicate]

Lets say I rendered 2 different openexr images with some passes and now I want to z-combine them and save them as 1 openexr image with the same passes, how do I do that? I'm using cycles I tried the ...
1
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0answers
44 views

Advice on storing EXR

I've rendered a gigantic numbers of scenes, which results in around 22TB (yes, the process took several month-computation and resources). Apparently, I cannot use the EXRs out-of-the-box so I have to ...
0
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0answers
99 views

How to make the Image Input node process every file in a sequence of OpenEXR or OpenEXR Multilayer .exr files?

My setup i5 2500K processor @ 3.3 GHz and 24GB ram. Using Blender v2.79b I have rendered out a set of 11 frames in OpenEXR and OpenEXR Multilayer format. Each set is produced from rendering a ...
0
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0answers
47 views

Why has Blender created 250 disp_[number].exr files?

I recently checked my cache files and found that Blender has somehow created 250 .exr files with an image I've never seen before. Has anyone an idea why Blender could have created exactly 250 files of ...
4
votes
3answers
397 views

Z depth values in OpenEXR do not match the objects in the scene

I am trying to use the depth values from a render. I created the appropriate graph that directly connects the render layers depth pin to an OpenEXR file output. The problem is that the depth values ...
1
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0answers
348 views

artifacts during compositing using shadow catcher and denoise

I am using Cycles with denoising and filmic Color in Blender 2.79b, the compositing is done in Nuke 11.1v2 non commercial. The renderings are 32 bit linear EXR. The shadow catcher is a large ...
5
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1answer
4k views

Difference between OpenEXR and OpenEXR Multilayer file format?

What's the difference between the two EXR file formats? When should I use one over the other?
4
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1answer
445 views

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

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?
5
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1answer
311 views

Why normalized EXR renderings of surface Normals look different than PNG renderings?

I render surface Normals using Cycles and store the results in EXR format. The values in the EXR format are within the range of [-1, 1] meaning that I cannot ...
2
votes
1answer
148 views

Why changing camera's far clip does not seem to clip the distance for depth map rendings?

I am rendering depth maps and store the results in OpenEXR format. To make sure things work as expected I loaded one of the renderings into Python using the OpenEXR Python bindings as follow: ...
2
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0answers
45 views

How to handle disabled layers in Multilayer EXR?

I prefer exporting frames in Multilayer EXR with turned off Compositor to save some RAM. When scene involves disabling render layers, Multi EXR just throws them out. Here you can see, that layer "2" ...
2
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1answer
952 views

cycles filmic colormanagement to nuke

I don't seem to be able to bring my filmic EXR to nuke without a shift in brightness or gamma. I'm rendering half (16 bit) and tried to import them in nuke as log. Do I need to customize my projects ...
0
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1answer
88 views

Animation sequence Render Layers + OpenExr

i am trying to render multiple renderPasses, which i know how to do In a sequence, which i know how to do, using MultilayerOpenEXR which i know how to use. But togetger it just aint working. What ...
3
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1answer
1k views

How to save an .exr file with 32 bit with python

I'd like to create a picture in blender and save it as a 32 bit exr. ...
1
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0answers
214 views

blender openexr produces low pixel values

I am rendering few scenes in blender and saving them in openexr image format. I read the exr images using python opencv2, and print out the minimum and maximum pixel values. It is a bit strange that ...
4
votes
1answer
2k views

Apply filmic color management to an EXR file - post processing in photoshop

I am taking EXR files to photoshop for post processing, but I want the filmic color management applied. Is there a different file format I should be using, or is there a way to apply filmic color ...
0
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1answer
128 views

What is the purpose of a test environment for rendering and where can I get one?

I am learning Blender and I see a lot of videos where people use like "test environments" to test lighting, reflection, etc. Something like this (seen in Blender Guru Video) I was wondering if they ...
3
votes
1answer
583 views

Cycles save as EXR image

I'm using Blender Cycles to bake the rendering result into the texture. Yet, I've observed that many parts of the texture is over-saturated, but I could only save the resulting texture image into a ...
2
votes
1answer
254 views

How to properly combine Z passes using multiple .EXR files?

I'm having trouble combining openEXRs (rendered with subframes on multiple nodes) containing Z passes in the compositor. Whenever I run 1 subframe into the normalize node I get the correct output. ...
2
votes
1answer
185 views

Rendering multi-layer EXR leaves small gaps between layers [duplicate]

I know this is kinda a hybrid issue, but I think the problem here lies mostly with Blender. I've rendered a multi-layered EXR file of a character I did in Blender to color and adjust it further in ...
2
votes
1answer
1k views

How do you apply colormanagement settings to EXR files?

How do you apply colormanagement settings to EXR files? When i do some color adjustment by using colormanagement and try to save exr file and open it in photoshop it looks like colormanagement ...