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3.4 Mask Menu
The Mask Menu provides controls for the
Key Mask function for each keyer.
When the user presses the Mask Menu
button, the Mask Menu for the currently
selected Keyer is displayed. To select a
different keyer, select a different keyer from
the Aux Bus Delegate.
Masking means to cover a section of one
source with another source, the image to
the right shows the shape and area of the
screen that is being covered. In this case,
the whole screen is being masked out.
3.4.1 LRTB Controls ( Example coming soon)
These controls allow the Left, Right,Top &
Bottom Edges of the Mask to be set.
The values are % of Width & Height. Left
of 50% sets the Left Edge of the mask in the
middle of the screen.
Top of 50% sets the Top Edge half way
down the screen.
Setting all four values to 25% defines a ¼
size box in the centre of the screen.
The central display shows a graphic
representation of the mask, showing you
how it will appear.
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