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Questions tagged [chromakey]

A technique for removing parts of a video (such as the background) based on their color.

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3answers
23 views

“Subtracting” image with clean slate on Premiere Pro/After Effects

I have a camera set up in a room. I take a picture without any foreground as a clean slate. Then, I record a video with a moving foreground while the camera stays in the same position. Is there any ...
1
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1answer
7 views

How to lock and scroll image, using smartphone green screen mockup?

I've got this video, where the lady is scrolling an app. I could simply use chroma key, but the guy's hand is moving all the time and the app image layer wouldn't follow. How can I do that, in ...
0
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1answer
30 views

What are some Best Camera Settings for Recording for Chroma Keying and which color of cloth reflects least green color?

I am recording footage for my music video and I am using chroma keying for eliminating the green screen and changing the background of my video. I am using After Effects CC 14 video production/...
1
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1answer
158 views

How to combine so many ffmpeg filters in 1?

I dont even know if it's possible, but if anybody could help me would be really great! :) So first of all i resize my video with this command: CODE №1 ffmpeg -i input.mp4 -c:v libx264 -crf 20 -crf ...
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2answers
646 views

How to remove background from video without using green screen

I've started work at a company doing video work and trying to create videos that are consistent with their previous videos. However, the more I look at the previous videos, the less I'm sure about ...
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1answer
28 views

Does and/or how chroma keyed image show on the studio cameras?

AFAIK, the Chroma key happens in the vision mixer or something?; after the camera picked up the green colored cloth(?) then the vision mixer applies the CGI images to the video. Sorry for confusing ...
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0answers
33 views

Can I paint a rough wall with chromakey paint to make a green screen?

I'm setting up a studio to make videos. My space has walls that have been covered with stucco-style paint. In other words, they're rough. I want to have a green-screen background behind me. If I paint ...
6
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2answers
114 views

Post production removal of uneven green screen with glass object shattering in foreground

We have a glass object falling and shattering into many shards. Unfortunately the green screen was uneven causing different shadings on the background. Our edior says to use the shot, he would have ...
0
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1answer
51 views

How can I take a part of a video and chroma key only the parts that I select?

I'm not sure if this should be for photo or video, but let's say I see a part of a video that I would like to add a green background to, like chroma key, but the background isn't a solid color. Could ...
4
votes
3answers
151 views

Is lighting a green screen necessary?

I need a green screen for a project I'm making. However, after some research, they said I need to light it. I didn't think I'd have to light it, and it looks to complicated. As long as there are no ...
0
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1answer
501 views

DJI Osmo X3 vs Canon 5D Mk III for easier chroma green screen keying

Everything I've read indicates I'll get better green screen footage using a 4K camera rather than an HD camera as the increased resolution helps. But what about other factors such as the noise on a ...
0
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3answers
409 views

Export Composition Background in After Effects

I made a lower third for someone else. Of course it needs an alpha channel, but rendering RGB+Alpha results in humongous filesizes. Now I was wondering if you can export the whole thing using a chroma ...
0
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1answer
36 views

Generate travelleng matte from a nearly-white bright background?

I have video of a stage with a bright screen behind it, and I thought it would be neat if I could (easily-enough) punch in another image on the screen. And not just a small section of it, but fill it ...
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2answers
3k views

Keying + Tracking onto Tablet/Smartphone with Green Screen Display in Adobe Premiere or After Effects

I shot a commercial and in the commercial we have people holding an ipad or iphone and the screen of the devices were green like the pics below. Now I have to overlay some UI/UX from apps and web ...
2
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0answers
140 views

Chroma key with cropped video on top and background images/videos with alpha blending

Check the following screenshot to understand what's my goal: I can't figure out how can I crop chroma key-recorded video, use a blend effect to make the chroma key part absolutely transparent (...
2
votes
3answers
213 views

Remove Greenscreen Reflections?

My work has a green screen that my boss purchased with no knowledge of green screens or how to use or what to do with them. in Sept. 2014 he gave me the task to create employee introduction / ...
2
votes
2answers
104 views

Premultiplication issue with two jpeg sequences

I have two (rgb) jpeg sequences one with the alpha information (black and white) the other one with the green screen footage. I keyed them with Keylight and they look perfect in AE before exporting. ...
3
votes
2answers
2k views

Sony Vegas default chroma key seem to shift blue colors

After a few videos, I think that now I manage pretty well chroma key on a green screen. But in my last video, my subject handles items that are light blue / cyan, and I started to notice that those ...
2
votes
1answer
735 views

Masking out the video background in Sony Vegas

I have a video and I need to mask out the background for it. A screenshot from the original video, credits to The Muppets Studio The video has been shot with a still camera on a steady background. ...
1
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2answers
5k views

Key out everything but one color?

Ok I know this might be very basic for many of you, but I couldn't quite figure out how to do this ... So, in case I want something like a reverse color keying where everything except one particular ...
0
votes
1answer
76 views

Transparent video background from image

Is there a simple way to make the background of an video transparent, removing the background where it is similar to the image? Just like a green screen, except that the chroma key is an image. Is ...
3
votes
1answer
99 views

Does the project resolution affect the quality of a chromakey?

In FCPX: If I have 1080p footage in a 720p project, will the keyer effect (chromakey) lose quality? To ask the question a different way: Should I have a project with the same dimensions/resolution as ...
2
votes
1answer
827 views

Chromakey (Green Screen) Best Practices in Adobe After Effects

I've been doing green screen in iMovie (and it works surprisingly well!), but I'm downloading Adobe Creative Cloud tonight for my new PC. I'd appreciate any "best practice" suggestions for using the ...
1
vote
3answers
6k views

Keying Out Smoke Against a Black Background

I have a video of smoke shot against a black background. I would like to make the background transparent so the smoke shows over the video in the background. I originally tried Remove Matte but that ...
1
vote
1answer
1k views

Chroma Key video software for command line

Do you know about any video processing software that can do chroma key of two video files, but run from command line as well? I have two static video files (let's say MP4, same length) - one with ...
2
votes
3answers
585 views

Udacity - Hand under notes video effect

In a typical Udacity course, the hand written course videos are displayed with the writers hand beneath a semi-transparant view of the notes (1:02 in video linked below). I want to replicate this to ...
1
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1answer
202 views

Two green screens in FCPX?

I am a beginner FCPX user and am currently working on setting up a green screen studio for interviews/podcasts/etc. I am planning on painting a wall with this paint and using a this for my floor mat (...
2
votes
2answers
3k views

Improve chroma key effect in Sony Vegas

I'm performing some tests with the chroma key, I already noticed that blue screen will not perform well for me (the subject is often in black, which doesn't match well with blue), so I got a green ...
1
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2answers
623 views

How Do I Film A Rotating Object With White Background?

I often need to rotate object when making video and rotating with hands is not convenient. I wish there was a helping rotational hand spehere that would rotate as i film object where i could set ...
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3answers
874 views

Adobe After Effects vs. Final Cut Express for chroma keying

Which is better for chroma keying, Adobe After Effects or Final Cut Express and why?
31
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7answers
5k views

Create a DIY Green Screen / Chroma Key

What are some good resources for people attempting to setup their own green/blue screen, light, record and pull a quality key from it? Particularly on a low budget, or with materials that aren't ...