Grass Valley PVTV NEWS Rev.4.02 - Manual (Page 54)

50 STUDIO NEWS
Process Effects
DSK Luma Chroma
The DSK Luma/Chroma Keyer allows the keyer to take the DSK signal and analyze the content
(Luma) or color (Chroma) of it. It then performs a self-key according to the specifications set with
the controls below.
Cancel
Undo
Load
Defaults
OK
Determines the brightness
and saturation of the color
that is to be rejected by the
keyer (background)
Sets the angle around the
specified Hue for which the
key will be generated (Key)
and the Chroma part of the
signal will be suppressed.
Controls the steepness of the
slope of the chroma from the
edges to the middle.
Determines the percentage along the
hue axis (Saturation strength) below
which the signal is treated as fully in
front or above which the signal is
treated as fully in back.
Adjusts the clipping point
(Lift) and the steepness
(Gain) of the keying action.
Controls whether
the keyer can be
adjusted.
Determines which
aspect the keyer
will analyze.
Controls the
mode of the
Chroma Keyer.