Key compositing the inset screen, Video composition operations – Roland VR-120HD Direct Streaming AV Mixer User Manual

Page 37

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37

Video Composition Operations

Key Compositing the Inset Screen

This process makes part of the inset screen transparent, and composites

the image with the background video.
You can use luminance key with either a black or a white background, or a

chroma key with either a blue or green background.

Luminance key

You can cut out text or an image by turning its black or white portion

transparent, and then superimpose it on the background video.

Black or white

Background video

Inset screen video

PinP only

PinP + Key

Chroma key

You can cut out a video by turning its blue or green portion transparent,

and then superimpose it on the background video.

PinP only

PinP + Key

Black or white

Background video

Inset screen video

1 .

On the PinP setup screen, touch “Type” to select the PinP

composition type.

Value

Explanation

Luminance-

White Key

A combination of PinP and luminance key (white).
Makes the white portions of the inset screen

transparent, and composites the image with the

background.

Luminance-

Black Key

A combination of PinP and luminance key (black).
Makes the black portions of the inset screen

transparent, and composites the image with the

background.

Chroma Key

A combination of PinP and chroma key.
Makes the specified key color portions of the inset

screen transparent, and composites the image

with the background.

* For details on the parameters, refer to “5: PinP & Key” (p. 106).

2 .

Adjust the intensity of the effect according to the selected

type.

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