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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1answer
195 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 ...
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1answer
531 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
115 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 ...
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2answers
253 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
449 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
129 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 ...
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1answer
394 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-...
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2answers
841 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
210 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
504 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
321 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
96 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 ...
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1answer
920 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
172 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 ...
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3answers
1k 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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211 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: ...
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2answers
537 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 ...
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1answer
111 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.
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1answer
184 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
221 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 #...
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1answer
207 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.
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1answer
4k 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 ...
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0answers
342 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 ...
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1answer
1k 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 ...
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1answer
547 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
148 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
124 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
5k 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 ...
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2answers
150 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
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1answer
524 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
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1answer
445 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
741 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 ...
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1answer
959 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 ...
3
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1answer
431 views

What (default) tone mapping is applied to Cycles renders when saving to PNG?

If I render my scene using Cycles and have the output file format as PNG there appears to be some sort of tone mapping applied. Setting the render output format as EXR produces linear, non-tone mapped ...
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0answers
1k views

ACES workflow in Blender

Q.: What is the correct way to import ACES 2065-1 encoded EXR files into Blender whilst keeping the look identical to what I saw when exporting from Davinci Resolve? In both application I select the ...
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2answers
2k views

Problem with shadow catcher and a question about alpha blending

I have a model of an object and a ground and I need to separate the two into two different render images. First image -- object with a transparent shadow, second image -- ground without an object. ...
2
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1answer
100 views

What is the actual film manufacturer reference for the film response data?

I would like to understand if there is some reference for all this film response data and if/how it was validated. https://developer.blender.org/diffusion/B/browse/master/release/datafiles/...
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1answer
855 views

Simulation of CMYK color space based on icc profile

I am looking for the best solution for properly preparing printable graphics. At the moment I'm doing a screenshot in "Rendered" mode and then pasting graphics into Illustrator or Photoshop for ...
4
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1answer
2k views

How can i use Filmic with Blender Cycles baking

I want to bake my lighting or light map with Filmic but when i change the color management to Filmic (Blender 2.79+) it has no effect.
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0answers
297 views

Embedd color managment LUT into blend file

I have started to use filmic-blender, which solves alot of lightning problems (I think it should be embedded into blender as soon as possible). However, now the blend files are not stand-alone, so I ...
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0answers
31 views

Color tab Weirdness

My white color tab is faintly green. The Hex is ffffff. Material created is white in the viewport. It doesn't affect the output white objects are still white. It doesn't make sense to color correct ...
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2answers
306 views

Why is it bad to Tonemap exterior scenes?

Please excuse my ignorance (still trying to wrap my head around this) First off, I have watched BlenderGuru, CG Cookie and read the BSE threads from TROY_S and others, and followed this comical ...
2
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1answer
257 views

How to convert images from logarithmic space to linear?

Some software have the ability to convert from/to Cineon logarithmic space to linear. It also appears that Blender had a node named log2lin in some point (in 2.4 maybe). Is there a way, addon or node ...
0
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1answer
121 views

How to apply mix colors in curves?

I want to apply colors on the spherical curve (shown below): But I want it to be colored as below: I am so tired of finding the solutions on you tube but did not find the way to do it.
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1answer
137 views

How to overlap colors

I have a requirement to overlap the colors so that they look a bit appealing. For now they can be seen with clear boundary between them. Please suggest how can I overlap the colors
4
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1answer
334 views

How can I export UV Baked Image Filmic Log Encoding Layer (Save as Image)

I recently installed Filmic color and its awesome. My issue is that I use Blender to create and bake textures for an external program. When you bake an image with Filmic installed it actually ...
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2answers
2k views

How to install Filmic Blender under Ubuntu?

I want to use the Filmic Blender color management. I'm not so advanced user, so I don't know where I missed something. I renamed the filmic-blender to colormanagement and placed at the right place (I ...
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1answer
559 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 ...
4
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3answers
877 views

Advantages/disadvantages of various file formats for storing non-color texture data?

We use normal maps, bump maps, and a lot of other special maps that contain non-color texture data. They are stored in image files but in linear color space (without gamma correction), and therefore ...
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3answers
378 views

Colomanagement Workflow - how to achieve requested target RGB Values?

i think this is a colomanagement workflow qestion at its best. Imagine the following scenario: Say there is a nitpicking customer, and he requests the following you from you: Deliver an image showing ...