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10. KEY
The key feature enables you to superimpose titles and images onto background signals. With the
HVS-390 series, four key channels are provided for each M/E. Three key types are available in all
keyers: Luminance Key, Full Key and Bus Key. Key Invert, Mask and 2D DVE effects can also be
added to keys. Furthermore, the Chroma Key feature and Edge effect can be used in KEY1 and
KEY2.
Key Features
Feature KEY1 and KEY2 KEY3 and KEY4 Refer to
Luminance key Available Available 10-1
Full key Available Available 10-2
Bus key Available Available 10-3
Chroma key Available - 10-6
Key invert Available Available 10-7-1
Box mask, signal mask Available Available 10-7-2
Preset mask Available - 10-7-2
Edge effect Available - 10-8
Pattern transition Available - 8-7
3D DVE Available - 11
IN/OUT effects Available Available 8-9
M/E1 PGM image (M/E re-entry) selection Available (*1) Available (*1)
AUX output - Available 10-9
(*1) Except when M/E1 is selected for the output bus.
The following section describes the key setup and adjustment using M/E1 KEY1 as an example.
Luminance KEY
Luminance Key, also called Self Key, uses the same image for Key Source and Key Insert. This
image is selected from Key Insert.
Full key
Full Key displays the key insert signal full-screen.
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