Using compositing effects, Selecting a compositing effect, Compositing using luminance key – Roland V-1HD+ Compact 4 x HDMI Video Switcher & UVC-01 USB Capture Device Kit User Manual

Page 22: Video effect operations

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22

Video Effect Operations

Using Compositing Effects

These composite the bus A video and the bus B video.

* When compositing effects are turned on for either bus A or bus B, no effects can be applied to the other bus.

Selecting a Compositing Effect

1.

Press the [MEMORY] button to display the

MEMORY menu.

2.

Use the [ ] and [ ] buttons to select “EFFECTS

A” or “EFFECTS B.”

3.

Use the A/B fader to select the compositing effect

to assign to the EFFECTS A or B [ON] button.

Value Explanation
WHT-L.

KEY

Makes white areas of the video transparent and

composites it onto a background video.

BLK-L.

KEY

Makes black areas of the video transparent and

composites it onto a background video.

GRN-C.

KEY

Extracts the green portions of the video and

composites it onto a background video.

BLU-C.

KEY

Extracts the blue portions of the video and

composites it onto a background video.

PinP

1/4

Composites video in an inset screen onto a

background video. The horizontal size of the inset

screen is 1/4 the width of the background video.

PinP

1/3

Composites video in an inset screen onto a

background video. The horizontal size of the inset

screen is 1/3 the width of the background video.

PinP

1/2

Composites video in an inset screen onto a

background video. The horizontal size of the inset

screen is 1/2 the width of the background video.

SPLIT-

VS

Composites the video stretched

vertically.

A B

A B

A

B

A B

A

B

A

B

A

B

A

B

SPLIT-

VC

Composites the video with its

center section vertically cropped.

A B

A B

A

B

A B

A

B

A

B

A

B

A

B

SPLIT-

HS

Composites the video stretched

horizontally.

A B

A B

A

B

A B

A

B

A

B

A

B

A

B

SPLIT-

HC

Composites the video with

its center section horizontally

cropped.

A B

A B

A

B

A B

A

B

A

B

A

B

A

B

4.

Press the [MEMORY] button to quit the menu.

MEMO

5

You can change the effect type by holding down the

EFFECTS A [ON] button and turning the [EFFECTS A]

knob. You can EFFECTS B as well in the same way.
Press and hold the [(TAP) BPM] button

g

set “EFFECT

TYPE CHANGE” at the SETUP menu to “ON.”

Compositing Using Luminance Key

This composites video with white or black areas

made transparent onto a background video.
Using luminance keying lets you superimpose logos

or text onto a background picture.

1.

Follow the procedure in “Selecting a

Compositing Effect” on this page to select

“WHT-L.KEY” or “BLK-L.KEY.”

2.

Press the EFFECTS A (or B) [ON] button to turn

on the effect (lighted).

3.

Press the [A-1] through [A-4] and [B-1]

through [B-4] buttons to separately select

the background and the picture you want to

display in the foreground.

The video on the bus at the position where you

turned on the effect in step 2 is displayed in the

foreground.

4.

Turn the [EFFECTS A] and [EFFECTS B] knobs to

adjust the amount of effect applied.

[EFFECTS A] knob

This adjusts the amount of keying for

the foreground video.

[EFFECTS B] knob

This adjusts the degree of edge blur for

the foreground video.

5.

To turn off an effect, press the EFFECTS A (or B)

[ON] button a second time.

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