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Questions tagged [chromakey]

Chromakey is the process of deriving a value from a color and using it to mask the source image

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1answer
29 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 ...
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3answers
78 views

Keying node removing everything but the green screen

I'm just learning how to green screen. I started in Movie Clip Editor, opened a clip, added a Mask, and then switched to the Compositing tab, and added the nodes shown in the pictures. This was all ...
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1answer
40 views

Positioning a movie clip over still images using green screen

I have managed to make a clip of myself and used greenscreen effectively. I have two issues that im struggling to sort out I am doing an advice clip on property where I have greenscreened myself ...
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3answers
171 views

Chroma Key Render isn't the same as viewer

Please take a look at my node setup, viewer output, and then render. I used the viewer node at two points so that I could make sure my color correction nodes were not the problem and even if I take ...
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1answer
55 views

Scaling keyed video with alpha over generates black border

I'm working on a green screened project and am scaling my foreground video then passing it into a keying node, then alpha over. The problem is, the area outside the scaled video is black not green, so ...
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3answers
864 views

How to put green screen video on a plane in Cycles

All I need to do is place a video with green-screening onto a plane in a scene. Obviously, the green screen will need to be transparent. From what I understand, the video must be keyed and then ...
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0answers
19 views

Chroma Key function [duplicate]

Is there a chroma key function in Blender? This would not only make an object with the chroma key color invisible (alpha = zero), but also any (part of an) object that happens to be behind the chroma ...