StreamLive Pro

Green screen in the browser studio, step by step

Remove a green or blue screen live in the browser studio: the one-click button on the tile, the Colour Key tab, the background behind you, and fixes for green edges.

Updated · 5 min read

To remove a green or blue screen in the browser studio, press Remove green screen (or Remove blue screen) on the camera's tile: the studio measures the colour from the picture and keys it out in one click, with no window to open. For finer control, open the input's settings and use the Colour Key tab. Then put a picture, a video or slides under the camera, and you appear in front of them on every network at once.

Before you start

Steps

  1. Add the camera. Add input, then your camera. Steps: Add a camera to the browser studio.
  2. Press Remove green screen on the tile. The button appears by itself when most of the picture's edges are green (or blue, and then it says Remove blue screen). One click keys the colour it measured. The removed area shows as a checkerboard on the tile.
  3. Add the background. Add the picture, video or slides as another input.
  4. Put the background under the camera. The simplest way: take the background to Program, then put the camera on an overlay channel above it with an overlay number on the camera's tile (Overlay channels 1 to 8 and their keys (F1 to F8)). Another way: in the camera's settings, the Layers tab, add the background as a layer and set This input's own picture to Above every layer, so the keyed camera is drawn over it.
  5. Fine-tune if needed. Open the camera's settings (the gear, or double-click the tile) and go to the Colour Key tab. The Source and Result previews show the effect while you adjust.
  6. Click Done. Changes apply as you make them; Done keeps them and Cancel restores what was there.
The Live stream screen: Preview, Program and the channels panel (test account).
The Live stream screen: Preview, Program and the channels panel (test account).

The Colour Key tab

ControlWhat it does
Enable Chroma KeyTurns the key on or off for this input
EyedropperClick the Source preview to pick the exact colour of your screen
Auto DetectFinds the screen colour by itself
Presets: Fine Detail Pro, Bright Green, Dark Green, BlueReady starting points for common screens
Key ColorGreen, blue, red, or any colour from the picker
Chroma Key (strength)How far from the key colour a pixel can be and still be removed
Edge SmoothSoftens the cut-out edge, for hair and shoulders
Anti Aliasing (None, Low, High)Smooths jagged edges
RGB Fine-tune (Red, Green, Blue)Small corrections, for example to reduce green spill on skin
Reset AllBack to the defaults of the key

The last slider on the tab, Luma Key, removes dark parts instead of a colour, for logos on black.

Green or blue

Use green in most rooms. Use blue when someone wears green or there are plants in the shot. Whatever the screen's colour, nobody in front of it should wear it, or that part of them disappears.

What can go wrong

What you seeLikely causeFix
No Remove green screen buttonThe screen does not fill the edges of the frame, or a key or background is already on for this inputFrame the shot so the screen reaches the edges, or use the Colour Key tab
A green edge around hair or shouldersLight from the screen spills on the personRaise Edge Smooth a little, lower Green in RGB Fine-tune, move away from the screen
Holes in the personClothes close to the key colour, or the strength is too highLower Chroma Key strength, change clothes, or switch to a blue screen
Black behind the personNothing is under the cameraPut a background on Program and the camera on an overlay channel, or use the Layers tab
The background covers the personOn the Layers tab the camera's own picture is under its layers (the default)Set This input's own picture to Above every layer
The background flickersUneven light, or the camera adjusts exposure by itselfLight the screen evenly; lock exposure if the camera allows it (Camera Pro tab)

In the podcast studio

The green screen works the same way in Podcast, per camera.

  1. Add the camera as an input in the podcast studio's inputs strip (Add input, then the camera).
  2. Press Remove green screen on its tile, or open its settings with the gear and use the Colour Key tab, with Auto Detect, the eyedropper and the presets described above. Each camera has its own key, so one camera can be keyed while the others are not.
  3. Put the background under it with the same two ways: the background on Program and the camera on an overlay channel, or the background on the camera's Layers tab with the camera's own picture above every layer.

The small settings window that opens from a camera's thumbnail in the podcast studio (Camera 1 Settings and so on) holds the microphone, its volume and sensitivity, and Background Blur. The green screen key is not there: it is in the input's settings window.

In recorded video

For a recording made earlier, the video editor has its own chroma key: Green screen (chroma key) in the video editor. Preview and Program, if the terms are new: Preview, Program, Take and Cut explained.

Frequently asked questions

Can I use a green screen in a live stream without OBS?

Yes. The browser studio removes a green or blue screen in the browser, with nothing to install, and sends the keyed picture to every network.

Why does the Remove green screen button not appear?

It shows when most of the frame's edges are green or blue and the input has no key yet. Otherwise use the Colour Key tab in the input's settings.

How do I put a background behind me?

Take the background to Program and put the camera on an overlay channel above it, or add the background on the camera's Layers tab and set the camera's own picture above every layer.

Green or blue screen?

Green in most cases. Blue if someone wears green or there are plants in the frame.

Does the green screen work in the podcast studio?

Yes. Add the camera as an input in the podcast studio and use Remove green screen on its tile or the Colour Key tab in its settings. Each camera has its own key.

Can I do it without any screen?

Yes. Remove BG on the camera tile cuts out the person with AI, without a green screen. A second click brings the background back.

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