Sony 9000 Manuel D’Utilisation

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Key Setting Operations Using Menus
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• When setting [Window] on and adjusting the detection range of the 
color cancel key
For details of the crop and angle parameters, see “Chroma key window” 
(page 48)
.
• When setting [Y Balance] on and adjusting the ratio in which Y 
balance is added to the color cancel key
Adjusting the window
Setting the window function on allows you to adjust the detection range used 
to determine the key signal. When this function is off, the default range is used 
for the key.
For an overview of the window, see “Chroma key window” (page 48).
After making sure that the values of Clip, Gain, and Hue are adjusted 
appropriately, use the following procedure to make the window adjustment.
1
In the Chroma Adjust menu, set [Window] on.
2
Adjust the following parameters.
Adjusting the Y balance
Setting the Y balance on allows you to specify that, even if the hue is the same, 
only portions of a particular luminance will be replaced by the background.
For an overview of the Y balance, see page 49.
Use the following procedure.
1
In the Chroma Adjust menu, set [Y Balance] on.
Knob
Parameter
Adjustment
Setting values
1
Crop
Crop value
100.00 to 0.00
2
Angle
Angle value
180.00 to 0.00
Knob
Parameter
Adjustment
Setting values
1
Mixture
Ratio of Y balance key
0.00 to 100.00
Knob
Parameter
Adjustment
Setting values
1
Crop
Crop value
100.00 to 0.00
2
Angle
Angle value
180.00 to 0.00