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Inserting Titles (Keys)
What is a Key?
On the switcher, you can overlay video containing a title or
other material occupying part of the screen (key) over the
the video displayed on the whole screen (background). The
component that processes keys is called a keyer.
There are four keyers available on each of the M/E and
PGM/PST banks.
(There are eight keyers available on the MVS-6530 PGM/
PST bank only.)
Key 4
Key 3
Key 2
Key 1
Background
Entering Titles using Luminance Keys
To insert a key, use the following procedure. (The
following describes key 1 on the M/E bank, as an
example.)
1
Select the title image.
a In the 1st row of the cross-point control block, press
the [KEY1] button (the button assigned to KEY1 in
the Setup menu), turning it on.
b In the 2nd row, select the title image (key fill).
KEY1 button
Cross-point control block
Title image
A key is comprised by a signal that describes how the
background is cut out (key source) and the video signal
that is inserted into that space (key fill).
Luminance keys and linear keys
These are keys that cut backgrounds using key sources
generated by differences in luminance (for example, black
and white).
Keys 1 to 4
Other keys
You can change the
Chroma keys (keys that use differences in color), color
order of keys (key
priority).
vector keys (keys that use differences in color and
brightness), and pattern keys (keys that use wipe patterns)
are available.
2
Select the background.
a In the background A row, press a cross-point button
1st row
3
Select the keyer, key source, and key type.
2nd row
a In the Flexi Pad, press the [M/E1] button, turning it
b Press the [KEY ADJ] button, turning it on.
c Press the [KEY1] button, turning it on.
d Press the [LUM] button, turning it on.
e Press the [AUTO SEL] button, turning it on. (Uses
to select a background.
Background
on.
key sources assigned in pairs.)
51
Inserting Titles (Keys)
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