Compositing Using Key; Compositing A Logo Or Image (Luminance Key) - Roland VR-50HD MK II Reference Manual

Compositing Using Key

Here's how you can turn a portion of the video transparent and composite it 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.

Compositing a Logo or Image (Luminance Key)

You can cut out a logo or image by turning its black or white portion transparent, and then superimpose it on the background video.
Logo or image to
Background video
be overlaid
Black or white
1
Press one of the VIDEO INPUT SELECT [1]–[4] buttons to
select the background video.
2
Press the PinP/KEY [SOURCE] button to access the PinP/
KEY Source screen.
3
Touch Source <SDI 1>–<HDMI 4> to select the source of
a logo or image.
4
Touch <Detail> 0 <
Black> to select the key type.
Value Explanation
Makes white portions transparent according to
Lumi White
brightness.
Makes black portions transparent according to
Lumi Black
brightness.
5
Press the [EXIT] button to return to the previous menu
screen.
> 0 Type<Lumi White> or <Lumi
6
Use the PinP/KEY [KEY LEVEL] knob to adjust the degree
of key removal.
Select the layer to preview.
7
Press the [MENU] button to close the menu screen.
8
Press the [PinP/KEY] button.
The [PinP/KEY] button is lit red, and the composited result is sent
from program output.
Each time you press the [PinP/KEY] button, the logo or image
alternates between visible and hidden.
MEMO
5 In the PinP/KEY layer, PinP and key compositing both work.
For details on PinP compositing settings, refer to"Compositing
Two Inset Screens" (p. 20).
If you want to use only key compositing, disable the PinP
compositing setting.
Use the PinP/KEY [SOURCE] button 0 <Detail> 0 and set
"PinP" to "OFF. "
5 If mix or wipe are selected as the video transition effect, the
setting of the [TIME] knob specifies the time over which the
logo or image appears or disappears.
Video Composition Operations
21