Compositing A Still Image (Still Key) - Roland VR-50HD Owner's Manual

Video Operations
4.
Touch <Level>, then use the [VALUE] knob to adjust the
range of color to make transparent .
* Setting Hue, Saturation, and Gain to 0 can make adjustment
easier.
5.
Touch <Gain>, then use the [VALUE] knob to set the range
of color to make translucent .
When Type is Chroma Blue or Chroma Green
You can fine-tune the Hue and Saturation settings.
Parameter Explanation
Fine This adjusts the center position for hue.
Hue
Width This adjusts the hue width (range).
Fine This adjusts the center position for saturation.
Saturation
Width This adjusts the saturation width (range).
Saturation Width
Adjusting the amount of keying
1.
Turn the [KEY LEVEL
keying (extraction) .
Turning the knob all the way counterclockwise results in no keying
at all, and the background is not revealed.
Turning the knob clockwise all the way results in complete keying,
and the foreground picture cannot be seen. Turn to the position
where the amount of keying is just right.
* Turning this knob also changes the value of the Key Level
setting at the PinP/KEY setting screen.
28
Level
The range of color
made transparent
when compositing
Gain
The range of color varying
from transparent to
opaque when compositing
Hue Fine
Hue Width
Saturation Fine
] knob to adjust the amount of
MEMO
• Going to the COMPOSITION setting screen and touching
<Detail> displays a screen for changing the key color and
making other more-detailed settings.
• When you want to make settings for picture-in-picture, go to the
COMPOSITION setting screen, and at Edit, select <PinP>.

Compositing a Still Image (STILL KEY)

You can take a still image (logo or text) assigned to the VIDEO INPUT
SELECT [STILL] button and superimpose it on a background video.
Example:
You can superimpose and composite a still image in which white or
black in the background is made transparent.
Lumi White (Black)
1.
Press the VIDEO INPUT SELECT [STILL] button .
2.
The procedures are the same as in "Compositing Using a
Key" (p . 27) .
Adjusting the amount of keying
1.
Turn the [KEY LEVEL
keying .
Turning the knob all the way counterclockwise results in no keying
at all, and the background is not revealed.
Turning the knob clockwise all the way results in complete keying,
and the logo or text cannot be seen.
Turn to the position where the amount of keying is just right.
* Turning this knob also changes the value of the Key Level
setting at the STILL KEY setting screen.
Still image
Black
(White)
] knob to adjust the amount of