43
are set up during configuration or to use a separate
alpha source for a Self Key.
To create a Split key:
1.
Select a source on the Key/Aux bus to act as the
video fill (the source can be either an Auto-Select
Key or a Self Key).
2.
Press and hold the
AUTO SELECT
button.
3.
Select a source on the Key/Aux bus to act as the
key alpha.
Note:
• Split keys are initially created with the clip set to
50% and gain set to 50%.
• While holding the
AUTO SELECT
button to select
the key alpha, the
SHIFT
button stays active when
pressed. You do not have to hold down
SHIFT
to
access shifted sources. Press
SHIFT
again to
return to normal source selection.
Modifying Split Keys
You can modify the appearance of a Split key to suit
your application.
To modify the appearance of a Split key:
1.
Create a Split key. The
Key
menu is displayed
with a new first page.
2.
Use the
Alpha
knob to select the input used for
the key alpha.
3.
Press the
Alpha
knob to accept the change.
Note:
• If you wish to use a matte for the key fill, press the
Matte
button on the Key/Aux bus to access the
Matte
menu.
• If you are using a Split key with a matte key fill and
you wish to turn the key into a Chroma Key, the
switcher will default to black on that key.
For More Information on...
• creating a Split key, refer to the section “Split Keys”
on page 42.
Aux Buses
The switcher has three timed Aux buses which have
access to the following sources:
• Any input source
• Mattes
• Media-Store channels
• Program
• Clean Feed
• Preview
• Chroma Key Alpha
Accessing the Aux Buses
KM-H3000: The Aux buses can be accessed from
control panel buttons.
KM-H2500: The Aux buses can be accessed through
the menu system.
To access Aux buses on the KM-H2500:
1.
Press
AUX SEL
to display the
Aux
menu.
2.
Select an Aux bus by pressing the corresponding
knob.
To access Aux buses on the KM-H3000:
1.
Select the desired Aux bus by pressing
AUX 1 -
3
.
Selecting a Source on an Aux Bus
Once an Aux bus has been selected, you can change
the source.
1
2
2
1
2
1
