Questions tagged [compositor]

Questions pertaining to Blenders internal image compositor. The compositor is used for manipulating the final result after rendering.

Filter by
Sorted by
Tagged with
2
votes
0answers
22 views

Why is pure white output gray? [duplicate]

I'm trying to sequence frames into video, and I noticed all of my output is a bit darker than it should be. So I set up a pure white render through the compositor, and that's gray too. compositor ...
1
vote
0answers
18 views

Diffuse render pass looks different from original texture

I have tried to follow these instructions on how to get a diffuse render pass of a brick texture that exactly replicates the original colors of the texture. But even with all the settings in place I ...
0
votes
0answers
39 views

How to Use D-Noise in the Compositor?

Basically the question. Usually, I let Blender save some additional render passes (mostly ID masks) together with my main rendering for later, in-depth compositing. In the compositor, I pick the image,...
0
votes
0answers
27 views

Creating a BW (not grayscale) image from alpha - Blender 2.80

Community on StackExchange, I'm trying to get a black and white image from an image with an alpha-channel in the Eeevee renderer. alpha -> black rest -> white I used the alpha-channel from the ...
0
votes
0answers
7 views

compositer scale node translates image diagonally downwards

when I use the scale node it commonly also slightly translate the image towards the bottom left. in this example I'm up scaling an image to a frame exactly 2x its original size as you can see there ...
1
vote
0answers
24 views
+50

Modify shader via Angle of Shadow

Simply put, I'm using two color ramps to add a texture X distance from the cartoon shadow and trying to subtract from the more horizontal parts of the shadow. In an attempt to mirror an art style, I ...
0
votes
1answer
13 views

When I render my image, and select composite and combined for the render view, only one of the layers is showing

I followed a tutorial on YouTube about how to make a planet in blender. Unfortunately, he didn't show you how to render it. The tutorial has a planet layer, and an atmosphere layer. Then in a ...
0
votes
1answer
81 views

How can we create a Bar code with the Texture Node Editor?

I had seen a post about how to create lines but one of the Answers by Lemon was excellent.. He used the Shader Node Editor to create a Barcode Generator. Here is the Link: How to make a barcode like ...
2
votes
1answer
116 views

How can I add / link nodes in / from the Texture Editor / Compositor?

I would like to add some nodes to the Texture Editor, I would like to edit their default values and then link them together. I have found something on here that was helpful but they deviated to the ...
1
vote
2answers
45 views

Color Match Assets for 2D Animation

I want to mix some blender assets with preexisting footage but I can't get the colors to match exactly. For example, create a new eevee scene with only a plane and a camera (no lights). Match the ...
0
votes
0answers
17 views

VSE and Compositor

Can you add a strip on the VSE to add a compositing to a strip of video or do you need to compose the part of the video separately?
0
votes
0answers
17 views

How Can I Control The Normal Pass In The Compositor

I am trying to change the bump value inside the Compositor just like the other pass,like Direct indirect color glossy diffuse. i search on the manual i did not find how u combine all pass with the ...
0
votes
0answers
20 views

Cutting video (not in the regular way)

How do you remove part of the background on a video and put it on another video. what I mean is something like this https://youtu.be/UcRtFYAz2Yo?t=14 .I believe it has to do with mask or green screen ...
1
vote
1answer
75 views

How do I create a custom node group for the compositor?

I have made a script that adds a panel, it has buttons that when pressed, nodes are added to the Compositor. I would like to add another button that then adds them to a group. I have looked around ...
0
votes
0answers
22 views

Masking out parts of an object for compositing

I am making a model of an Arc Reactor. In the model, there are some wires and a sphere with emission material, inside a glass material to create a glow effect. Now I want to make these emitting ...
1
vote
1answer
38 views

Can't crop image's size in Blender 2.8

Hi I want to make pixel art from my 3D renders and I found that scaling render result in compositor and pixelating it with node gives better result than rendering with low resolution. Problem is that ...
1
vote
0answers
33 views

How to do cyclical compositing?

I am trying to simulate the effect of long exposure on cameras. Using motion blur is a good strategy for short exposures but when I want an extra large exposure (to do some sort of light painting) the ...
0
votes
1answer
26 views

How to layer movie clips with black backgrounds in compositor?

I am using Blender 2.76. I want to layer this movie clip: over this one: So far this is what I have: using this set of nodes: I set "Dilate/Erode" to -100 to achieve this effect. The ...
0
votes
0answers
17 views

Compositing object and shadow makes seams between the two

I have this scene where I want to use AO and color balance in compositor but I don't want shadows to be affected. So I made 2 render layers where in first ground plane (shadow catcher) is set to ...
8
votes
2answers
117 views

Can you replicate Optics Compensation in VSE?

The Effect "Optics Compensation" in After Effects is great to compensate the distortion of certain lenses such as Fisheye lenses or wide angle, etc. I have only so far been able to replicate this in ...
0
votes
0answers
14 views

Compositor distorts some part of image vs blender cycle

I am trying to use compositing nodes to overlay some object above the other (eye browse over the face). The resulted image is partially distorted compared to normal cycle. I am not sure why. Please ...
0
votes
1answer
20 views

Applying glare to selected color only

I have a scene setup in Cycles that contains multiple light emitting objects on a single layer. Is it possible to apply glare only to blue colors without having to move these to a separate layer or ...
0
votes
1answer
15 views

How can i change the background from my animation in compsitor?

I created an animation-a turntable-and i want to change my background color .I can do this in the compositor? I know i can do this from the world tab but i used a Hdri and i cant change the color ...
0
votes
0answers
17 views

Different View Transform & Look settings per layer in compositor

I have a scene with two view layers. The first view layer contains a starship ans is designed for the Filmic View Transform in Render tab and for the Look set to None. The second view layer ...
0
votes
0answers
16 views

Glare node issue

I have been experiencing strange glitches with the Glare node in the compositor. Frankly, I cannot quite figure out what causes it, since it seems to depend on randomness—frame, camera distance, the ...
1
vote
2answers
36 views

How can i obtain a 247 white in blender 2.8?

I want to obtai a 247 white background.In blender 2.79 to obtain this you should set the RGB (R=0.930,G=0.930,B=0.930 and A=1).In blender 2.80 the result is not the same.I obtain a grey color.
0
votes
2answers
44 views

Blender compositing, blur node problem

I am using mask for motion tracking scene, and I want use blur for mask in compositing. what is problem: blender node is bluring mask and make it larger, that causes problem for me, is it possible to ...
0
votes
1answer
37 views

Invert primary values in a photo

I am interested in trying to edit infrared photographs in Blender to match this process. In this process, the user uses Photoshop's Channel Mixer to swap the values of red, green and blue channels (...
0
votes
1answer
29 views

Transparent shadow not appearing in viewer node

I am trying to create a transparent shadow using the compositor in blender 2.8, i used a image invert and viewer node to get rid of the white portion of the image, but the changed image wont show up ...
0
votes
0answers
4 views

Combine layer with indirect Gloss without hdri in Composite

I want to combine two render layers and a video clip. In the first layer I got My Object, in the second one I have a mirror. This all is lighted by a hdri, which I checked for Transparent in the ...
0
votes
0answers
35 views

Blender 2.8: link Render View to a single View Layer for rendering (multiple viewlayers, multiple cameras)

I've got several Collections (created with bpy.data.collections.new()), each consists of its own Area Light and multiple Cameras. I've got a View Layer (...
0
votes
0answers
19 views

Z-Combine desaturates reflection Layer

I am trying to combine some layer in the compositor with Z-Combine but in the last step the reflection is loosing its color. In the top of the first picture you can see the part of compositing that ...
0
votes
0answers
34 views

Karaoke like subtitles - which mode/view to use?

my goal is to add some nice effects (karaoke like) to a video. That would be eg - smooth color change/dancing ball (like here https://youtu.be/6Zqx7kOAHas), magnifying glass, focus change. With ...
0
votes
1answer
42 views

render compositor only in 2.8

I am creating a transtion render animation using two images. I have done it before in 2.79 and used render layers to render the compositor nodes only. However in 2.8 this option is not available, and ...
0
votes
0answers
61 views

why blender motion track didn't render the movie?

I build a motion tracking animation, but the render result didn't shows my video. I make sure my nodes are linked right. what's wrong with my animation? please help me!
2
votes
1answer
30 views

Partially disable File Output Node in compositing?

A File Output node like this ... ... will generate several images at once (here: A001.png, ..., A250.png and B001.png, ..., B250.png and C001.png, ..., C250.png, all in folder D). For reasons ...
1
vote
0answers
64 views

Problems with Render Layers

I seem to have nothing but problems with compositing and Render Layers. :-\ Every tutorial I’ve followed so far on Blender Guru, I’ve been unable to replicate the process whether in 2.79 or 2.80. As ...
0
votes
0answers
12 views

How can I make eye brose appear in front of a hair fringe?

I am trying to make eye browse appear in front of a hair fringe to make better facial expression. Vitualize it as adding eyebrowse to the monkey. I am thinking about using composition node, but I ...
0
votes
0answers
93 views

Blender 2.8 Exclude view layer doesn't work?

Ok Ive read Blender 2.8 View Layers - "Exclude" feature and related tutorials, but I'm trying to exclude a reflection plane and ground plane from a render layer. They are in their own ...
0
votes
1answer
15 views

ID mask noisy when using Volume Scatter for World volume

I've made a sword in this medieval blacksmith scene an ID mask so that I can give it a glare effect without affecting the rest of the scene, but because I used Volume Scattering for the world volume, ...
1
vote
0answers
357 views

why can't I render only freestyle stuff while using eevee?

I'm working on a cartoon character using eevee and I want to add freestyle to it. in 2.79 I used to render freestyle lines in a separate layer and since I only used cycles, I could just hide the mesh ...
0
votes
1answer
18 views

Blur specific area in compositor

Why this node composition doesn't blur the Material.018? What am I missing?
0
votes
1answer
41 views

Background image not appearing in motion tracking render

I have another project that is exactly like this one but that one works, even though they have the exact same compositing setup. Any reason why this one doesn't show the background? Blend file: https:...
2
votes
0answers
329 views

2.80 - use Eevee and Cycles together for motion blur issue

I have one question about one problem in my experiment with motion blur in Eevee. I know that in this time is not supported and maybe will be supported in future official release as another primary ...
0
votes
1answer
25 views

Index material in 2.8 (Cryptomatte)

I have a lamp. Behind the glass is a source of light. I want to apply effects to the light source in the composer. Previously, this was done using a material index. In 2.8 this isn't possible, there ...
0
votes
0answers
15 views

Struggling to render a 3D model or effect on an image

I'm a bit lost with this. I've managed to composite using a video, but that was following a book and I still struggled. I guess compositing is not my forte... At the moment I'm struggling to render or ...
2
votes
1answer
37 views

How can I force the Compositor to update via Python?

While working on an Add-on that does node connection stuff, I came across a problem I can not find a solution to anywhere: The compositor nodes are only ever updated / evaluated, as long as there is a ...
1
vote
0answers
32 views

Eye gone dark with light

I'm having trouble with the eye, I been follow tutorial of making an eye then it skip the set of light and my eye came up with very dark glass. I've been researchin for a long time but nothing helps. ...
0
votes
1answer
20 views

Rendering scene background in only some frames of an animation

Is there any way to render a specific scene, say the background, during only the second half of an animation while the foreground renders the entire time? For example in a 100 frame clip could I get ...
0
votes
1answer
29 views

alpha over node is adding to the foreground artifact that is not in the background

i'm using blender 2.8 beta and i'm trying to conduct a test in which i make a lightsaber without volume for the haze so that the rendition isn't to long, so i used 2 view layers (used to be called ...