33
KEYER Key Functions
Keyer Control
Lift:
configures
dark/black areas in
the key image/source feed.
Gain:
configures
light/white areas in
the key image/source feed.
Opacity:
configures
how transparent
the overall foreground key
image/source is.
Invert:
reverses the effect the
current Luma Key settings.
Hence, if
you can currently see the background
video through the dark areas of the
key image/source feed, then enabling
Invert would make the background
video seen through only the
light/white areas instead.
Keyer Matte
1.
Locate
Color Palette
which
allows selection of a color for the Keyer Matte.
2.
Click on the Color Palette and the crosshair to display the currently selected color with its RGB values
shown on the right.
3.
The Luma value
determines how bright or dark the selected color or hue is. The
Luma
value can be
adjusted by the
Luma Function keypad
.
4.
The Sat or Saturation value
moves the crosshair from the center of the color palette to the outer edge.
The
Sat
value can be adjusted using the
Sat Function Keypad
. If the
Hue
angle is set to 180 degrees then
the
Sat
value determines how much Cyan is in the matte.
5.
The Hue parameter
moves the crosshair around the color palette in the clockwise or anti-clockwise
