Chroma Key Composition And Settings - Sony MVS-8000X User Manual

block, press and hold the [KEY] button on the cross-
point Flexi Pad, and select a signal using the cross-point
buttons in the 3rd row/4th row.
Notes
• A key source bus delegation button must be assigned to
the 1st row or 2nd row of the AUX bus control block
beforehand in the Setup menu (see page 417).
• When second delegation mode is set, use the [2ND
KEY] button when selecting the key signal using the
cross-point buttons in the 4th row.
To select a key source in the menu
1
In the M/E-1 >Key1 >Type menu (1111), press [Key
Bus] in the <Key Fill> group.
2
Press [Signal Select].
The Signal Select menu (1111.3) appears.
3
In the <Target> group, press [Source].
4
In the <Key Source> group, specify the key source
selection mode (Self, Auto Select, or Split).
For details, refer to step 5 in "Selecting the key fill and
key source" (page 99).
5
If [Split] is selected in step 4, select a key source signal
from the list on the right.
6
In the <Assign> group, select the video signal or key
signal from the V/K pair to assign to the key source.
Video: V/K pair video signal
Key: V/K pair key signal
7
Press [Set Xpt].
To select a key fill in the menu
1
In the M/E-1 >Key1 >Type menu (1111) status area,
press [Fill].
The Signal Select menu (1111.3) appears.
2
In the <Target> group, press [Fill].
3
Select the fill signal from the list on the right.
4
Press [Set Xpt].
Carrying out a color mix for key fill
When [Matte] is selected for key fill, you can use an
independent key transition wipe pattern or dedicated
pattern to combine color 1 and color 2.
1
In the M/E-1 >Key1 >Type menu (1111), press
[Matte] in the <Key Fill> group.
2
Press [Matte Adjust].
The Matte Adjust menu (1111.2) appears.
3
In the <Fill Matte> group, press [Mix Color].
4
Set the following parameters.
No. Parameter Adjustment
1 Size
2 Soft
5
In the <Mix Pattern> group, select the mixing pattern.
Key Wipe: Mix using the wipe pattern selected for an
independent key transition.
Pressing [Pattern Select] opens the M/E-1 >Key1
>Transition >Wipe Adjust >Pattern Select menu
(1116.2), allowing you select a pattern. Pressing
[Pattern Adjust] opens the M/E-1 >Key1
>Transition >Wipe Adjust menu (1116.1),
allowing you to adjust the pattern.
Key Edge Pattern: Combine using a dedicated color
mix wipe pattern for key edge fill.
Pressing [Pattern Select] opens the M/E-1 >Key1
>Edge >Matte Adjust >Mix Ptn Select menu
(1112.2), allowing you to select a pattern. Pressing
[Pattern Adjust] opens the M/E-1 >Key1 >Edge
>Matte Adjust menu (1112.1), allowing you to
adjust the pattern.
For details, see "Matte color mixing for key edge
fill" (page 106).
6
When adjusting color 1 and 2, select [Color 1] and
[Color 2], respectively, then adjust the following
parameters.
No. Parameter Adjustment
1 Luminance Luminance
2 Saturation
3 Hue
7
To interchange color 1 and color 2, press the [Color
Invert] button, turning it on.
Chroma Key Composition and
Settings
A key signal based on a particular color is used to cut out
the background, and the key fill is then inserted. The
100
Pattern size
Degree of softness of pattern edge
Saturation
Hue