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Key Setting Operations Using Menus
Chapter 4 Keys
• 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 160).
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 “Y balance” (page 160).
1
In the Chroma Adjust menu, set [Y Balance] on.
2
Adjust the following parameters.
Adjusting the chroma key shadow
This function allows a shadow falling on the (typically blue) background color
to be rendered more realistically. Since portions of the (blue) background of
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
Knob Parameter Adjustment Setting values
1 Clip Luminance range 0.00 to 100.00
2 Gain Key gain –100.00 to +100.00
3 Luminance Luminance 0.00 to 100.00
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