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Chapter 5 Basic Operations
78 Composing Video With Keys
3
To select a luminance key, press [Luminance]. To select a linear key, press
[Linear].
The popup window closes.
4
Set the following parameters with the knobs.
a) Set to 1 for through processing, with no filter applied. The filter becomes stronger as larger
numbers are specified.
To select a key source
1
In the Key >M/E Key1 >Main menu (see page 77), press [Key Source].
A popup window appears.
2
Press one of the following to select the signal to be used as key source.
Self: Select the same signal as key fill.
Auto Select: Automatically select the key signal assigned to a cross-point
button together with the key fill bus signal as a pair. (Use the Video/Key
Pair Assign menu (see page 159) to carry out pair assignments.)
Split: Aside from the key source signal selected automatically in Auto
Select mode, another key source may be selected independently. If you
select this, proceed to step 3 and select the key source.
3
If you selected “Split” in step 2, press the [KEY1] button and the [SRC
BUS] button in the AUX bus control block, lighting both buttons, and select
a key source in the cross-point button row. The state of the [KEY] button
determines whether the key side or the video side is selected. (See the
following figure.)
• When you light the [SRC BUS] button, the [KEY] button also lights,
enabling you to select the key side signal assigned as the key source to the
pair number.
• Pressing the [KEY] button to turn it off enables you to select the video
side signal assigned as the key source to the pair number.
Knob Description Setting values
1 (Clip) Reference level for key signal generation +109.59 to –7.31
2 (Gain) Gain of key –100.00 to +100.00
3 (Density) Density of key 0.00 to 100.00
4 (Filter) Filter coefficient
1 to 9
a)