Sony DVS-9000 User Manual page 207

• When setting [Window] on and adjusting the detection range of the
color cancel key
Knob
1
2
For details of the crop and angle parameters, see "Chroma key window"
(page 38).
• When setting [Y Balance] on and adjusting the ratio in which Y
balance is added to the color cancel key
Knob
1
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 38).
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.
Knob
1
2
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 39.
Use the following procedure.
1
In the Chroma Adjust menu, set [Y Balance] on.
Parameter Adjustment
Crop Crop value
Angle Angle value
Parameter Adjustment
Mixture Ratio of Y balance key
Parameter Adjustment
Crop Crop value
Angle Angle value
Setting values
0.00 to 100.00
0.00 to 180.00
Setting values
0.00 to 100.00
Setting values
0.00 to 100.00
0.00 to 180.00
Key Setting Operations Using Menus
207