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Questions tagged [color-management]

In digital imaging systems, color management is the controlled conversion between the color representations of various devices, such as image scanners, digital cameras, monitors, TV screens, film printers, computer printers, offset presses, and corresponding media. Source:https://en.wikipedia.org/wiki/Color_management

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163 views

What is the difference between color models (sRGB, Rec709, XYZ, ets) and which cases I need to prefer one of them?

I know filmic uses for wide color range. But what is a display device for? Which cases I need to prefer one of display device settings?
2
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0answers
41 views

Why are the ID-masks and Ambient Occlusion outputs not pure white?

Whenever using ID-Masks (material and/or object) the result in the render output does not give me a solely black and white image. The whites are slightly darker than they should be. Even when ...
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2answers
109 views

Desaturated red when rendered

The scene only consists of a red texture mapped on a plane. No compositing enabled. Filmic color management with basic settings is enabled. Rendered with Cycles. No matter what color I set in the ...
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1answer
129 views

Colors are off, outside of blender

the colors of my renderings look off (brighter / less saturated) outside of blender. – compare the image in the finder (left), and in blender (right): how can I make sure the results look just like ...
0
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1answer
49 views

Exporting Images/Movies to Final Cut Pro X to apply LUTs

i want to export my blender renders (doesn't matter if videos or image sequences) to Final Cut Pro X to apply LUTs on it. Now I'm not quite sure which rendering and output settings give the best ...
0
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1answer
54 views

Cancel Gamma Correction when importing Objects

I'm having issues when importing objects from other software like Marvelous Designer. The material color isn't the one I choose to be. I've made some research and it appears that Blender "correct" ...
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0answers
62 views

Rendering in color mode 'BW' is darker than mean pixel values

I want to render greyscale images. I do this with a large script, so I would like to do this in Blender directly and not as postprocessing with another tool. When I set ...
5
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2answers
144 views

how does cycles calculate RGB to BW

There are many ways to calculate RGB to BW. Which of those ways does Cycles use in the RGB to BW node? (I took a quick look at the git repository, but it's not searchable and I couldn't find the node ...
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1answer
97 views

Which color space should I use for 16-bit maps?

Many people recommend using 16-bit images for displacement and normal maps. If I want to create my own displacement maps in, say, Photoshop, which color space should I use? Is 16-bit sRGB okay? Does ...
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1answer
365 views

Working around Blender's color management problems & General Confusion [closed]

So, I'm writing this in part because I'm still confused myself, and in part because getting a verified answer in a public place would be a good thing. Blender 2.79b has incorporated some of Sobotka'...
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1answer
232 views

How to override Filmic color space in the Compositor nodes?

I want to use Filmic color space for my renders, but I also want to override Filmic's constraints in the Compositor for the final image. My current workflow right now is to open my Filmic renders in ...
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1answer
57 views

Controlling saturation on scene referred data

As troy_s mentioned in his answer about CDL node, Saturation is part of ASC CDL, but blender doesn't incorporate it in the CDL node. And to control saturation on scene referred data a custom node ...
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1answer
721 views

Are there significant differences between Filmic shipped with Blender and its development version?

I've just read that Filmic is not completely implemented: https://developer.blender.org/D2659. Notes: The results appear to be identical to the original Filmic config, but I left out some ...
3
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1answer
235 views

White background turning grey during video creation

I use filmic color management and cycles. I have done a 360° turntable animation and created 120 PNG frames (8 bits) with pure white background. However, when I create a video from this PNG sequence ...
5
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1answer
260 views

Blender linear RGB to sRGB conversion

Does anybody knows what operation Blender does when it saves the image to .png file? I am interested in an exact formula, it might be also the source code. What I found in source till now is RGB->...
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1answer
262 views

Uninterpretablity in depth maps: why the pixel values do not necessarily represent a valid distance?

I am rendering depth maps from different angles for many meshes by placing my cameras on a sphere with fixed radius. The meshes I use are all normalized (all within a sphere with radius ...
2
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1answer
603 views

Why depth map renderings stored in 16-bit PNG turn out to be 8-bit?

I save my rendering results as 16-bit png files using Python as follow: ...
2
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1answer
121 views

Filmic to linear math?

I know the math to convert sRGB and REC709 to linear, but does anyone know what is the (approximative?) math for filmic to linear? Or is there a way to use OCIO configs in python to convert any ...
2
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1answer
264 views

Partly Ignored PNG Alpha?

I just selected some pixels in Photoshop and deleted them, so this part became transparent. I save it as PNG. And imported this image as texture for cycles material. What surprised me is a "Material" ...
3
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1answer
92 views

What Value is Filmic Using to calculate Maximum Scene sRGB Intensities?

What Value is the Filmic color-space Using to calculate Maximum Scene sRGB Intensities? Another set of questions follow: How is this value retrieved from Blender's 3D scene? Is this a global ...
3
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2answers
128 views

how to make each pixel the same setting color in the rendered image?

I have a problem. And it will be a great help to me if you have a solution.Thanks a lot!I need to render a image of a model, and I need every pixel of the model the single color. I want to render a ...
3
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1answer
270 views

Convert an EXR render from scene-linear colorspace to CIE XYZ

I am making renders for research in computer vision, and need to know the CIE color space values from each render. Right now I am rendering a few different passes to an EXR Multilayer file. I ...
4
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1answer
93 views

Is Color Management applied to ColorRamps?

While I like aesthetically to render with "Filmic" active it seems to be difficult to work with ColorRamps. The following radial gradient might be a "mask" for a Mix Shader but it´s hard to get a ...
0
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1answer
151 views

Blender VSE - background color of video from imported image sequence

I'm looking into the Blender Video Sequence Editor to create animations out of existing sequences of images. The image sequences are generated with POV-ray. I've downloaded Blender 2.79, I run W7 64-...
3
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2answers
291 views

How do I calibrate exposure to match a gray scale?

EDIT: I need to clarify the question. Kodak sells A gray scale card. It is used to calibrate B&W filming. Film stock exposure is measured with a densitometer. If the film has been properly ...
4
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1answer
131 views

Does Blender support importing/exporting REDlog color format?

I'm a VFX supervisor for a student film, and they are filming with a RED camera with REDlog. I haven't found a sure answer anywhere, so I want to confirm: can REDlog video/color be preserved when ...
2
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1answer
296 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 ...
4
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1answer
209 views

Why do the output colours differ from the input when using Filmic Blender in the VSE?

As discussed in Colours from imported MP4 screencast video look dull in Blender, I recently stumbled across what I perceive to be an oddity with the new Filmic colour management: When working with ...
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2answers
75 views

How can I export and store light curves?

It is easy do color correction/grading (Add -> Effect Strip -> Adjustment Layer, then Modifiers -> Add Strip Modifier -> Curves). This can be used for instance to give a "sunset look" to an amateur ...
6
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1answer
457 views

Color difference in saved images vs Render View

I've noticed that when an image is saved (let's say as a PNG for example), the color doesn't look as vibrant as it does in Blender's Render View. For comparison, here is an image created by saving as ...
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0answers
124 views

Why does my final exported image appear more desaturated than my render?

Why does my final exported image seem more desaturated than my render? In Blender it seems full of color but once exported as a PNG it seems desaturated a bit... Sorry, I am completely new to the ...
4
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3answers
766 views

How can I get more saturated colors when I render?

How can I get more saturated colors when I render? An image comparison is worth about a thousand words. Take this raw render as an example: But then when I tweak it in photoshop I can get this: ...
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0answers
186 views

Why cycles images seem to saturate in linear color space?

I'm using the well known workaround for retrieving render results in python by creating a CompositorNodeViewer and connecting that to the Render Layers: ...
0
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2answers
472 views

blender 2.79 : Even after fresh install, no filmic color management options present

Unfortunately I do not have the new option in the "Color Management" section of the "Scene" tab. - The "Look" dropdown shows None only - The "View" dropdown shows Default only I chose Cycles as the ...
0
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1answer
81 views

Real time color changing of an object

I want to develop a human model where the segments of human body lets say human lower arm changes its color. I am new to blender any kind of help would be much appreciated.
0
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1answer
127 views

Can color management (e.g. filmic) be disabled for specific file output nodes for raw data?

I know for Blender sets the color management setting globally for the project. As far as I am aware every data that is saved as image, will pass through the color management of Blender. Now the ...
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1answer
166 views

Use filmic and output mask with absolute color values

I would like to output both images where the color management (like filmic) is applied and save an object-ID pass. The catch is, the object-ID pass needs to contain the object as absolute white #...
4
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1answer
152 views

What are the differences between the two gamma settings

What is the difference between the two gamma settings? The first is found in the color management section of the properties window. The second is the gamma node in the compositor.
16
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1answer
3k views

How to get accurate colors with Filmic Blender

I'm loving Filmic blender for the wonderful dynamic range. But I am not able to get accurate colors - it always looks little washed out. I understand that it's due to the wider dynamic range of the ...
1
vote
0answers
202 views

Rendered View port and PNG output color difference

I am performing a render on a scene through the viewport using f12 option and saving the rendered image but when viewing the two images side by side I've noticed that the colors are much sharper in ...
3
votes
1answer
676 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 ...
3
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1answer
331 views

Gamma Node Blender

The question is about the Gamma Cycles node. In this period I am studying the linear workflow in Computer Graphics and how it is managed by Blender. I noticed that Cycles automatically handles the ...
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1answer
118 views

Sources for filmic blender

I want to implement something like "Filmic Blender" in GLSL. Thus I need the LUT and/or transfer functions in human readable format. Where can I find this. Update: I have found that there are two ...
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1answer
118 views

Could someone explain how Blender output colors

I'm newbie in the Blender, and can't understand why colors are adjusted during output. Here is mine compositor scheme As you can see, the R channel equals to 0.4 in the Combine RGBA Node, but in ...
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1answer
3k views

How can I make my interior scene better lighted?

I am using 2 sun lamps, the principal one has the strength set to 30.000, the other one is pointing in the opposite direction, is bigger, and has the strength at 1200. An HDRI is supposed to light up ...
0
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2answers
127 views

Is it possible to have more fireflies at the same time I use more samples?

I am referring to the white dots that appear in glossy objects. I moved a little the metal carpentry for the second image, and I got less noise in the horizontal ones which are on the top, but for ...
2
votes
1answer
338 views

Reflections on glass over transparent background disappear in the final render

Ok, so I have this problem, in the first image you have the "final" render, here the glass from the windows doesn´t reflect the light that comes from behind the camera, something that you can see ...
3
votes
1answer
244 views

How do I adjust for overexposure using physically based lighting?

I am trying to get my head around physically based lighting in Blender. I read somewhere the Cycles Sun Lamp is measured in W/m² so assuming that bright sunlight is measured at 120000 lux (https://en....
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2answers
578 views

Filmic Blender not working

I have been using Filmic Blender for months now, and it has been working perfectly. But today, when I tried to switched to Filmic, this is what showed up: I have Blender 2.78 I have not done anything ...
5
votes
1answer
765 views

What format, codec, and color settings should be used for youtube?

There are probably 10,000 threads and articles dedicated to this and I've read about half of them but none of the suggestions are helping. My scene has the exact contrast and saturation that I need ...