7.
Click
Key Invert
to reverse the polarity of the
key alpha so that the holes in the background are
cut by dark areas of the key alpha instead of bright
areas.
8.
Click a
Keyer Mode
button to override the
shaped setting for the key.
•
Normal
— set to a linear keyer for an
unshaped source.
•
Additive
— set to an additive keyer for a
shaped source. The
Key Invert
function is
disabled in this mode.
•
Full
— set the alpha to fully opaque (white).
The
Clip
,
Gain
,
Make Linear
, and
Key
Invert
functions are disabled in this mode.
Note:
The mode is reset to
Normal
when a different
source is selected on the key bus or the alpha is
changed.
9.
Click
Mask
to apply a mask to the key.
Masks
A Mask is a technique in which a square is combined
with the key source to block out unwanted portions of
the key source.
To Box Mask a Key
Box masks use a box shape to mask out part of the key.
1.
Click
Navigation Menu
>
Live Assist
>
MiniME
and select the MiniME
™
(
MiniME
X
)
and key (
Key
X
) that you want to set up.
Tip:
To apply a box mask to a chroma key, navigate
to the chroma key tab (Click
Navigation Menu
>
Live
Assist
>
Chroma Key
) and click the
CKX
button for the
chroma key you want to apply the mask to.
2.
Click
Mask
>
Box
.
3.
Click
Mask Invert
to invert the masked area with
the unmasked area.
The portion of the key that was masked out is now
visible, and the portion that was visible is masked.
4.
Use the
X-Position
and
Y-Position
sliders to
position the mask.
5.
Use the
Size
slider to adjust the size of the mask
region.
6.
Use the
Left Edge
and
Right Edge
sliders to
adjust the position of the left and right sides of the
box mask.
7.
Use the
Top Edge
and
Bottom Edge
sliders to
adjust the position of the upper and lower sides of
the box mask.
8.
Use the
Edge Softness
slider to adjust the
softness of the edges of the box mask.
Carbonite Black UltraChrome User Manual (v1.0) — Keying •
13