Sony MKS-2010 用户手册

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页码 200
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Composing Video With Keys
Composing Video With Chroma Keys
To select chroma key
The following procedure shows how to set up key 1 on the M/E bank. The same 
operations can be used to set up the other keys as well (key 2, and downstream 
keys 1 and 2).
1
In the Key >M/E Key1 >Main menu (see page 77), press [Key Type].
A popup window appears (see page 77).
2
Press [Chroma].
To select a chroma key source
Refer to step 1 in “To select a key source” (page 78) in the procedure for 
luminance and linear keys.
To select a chroma key fill
Referring to the procedure for luminance and linear keys in “To select a key fill” 
(page 79), set the key fill to “Key Bus,” and select the key fill with the cross-
point buttons.
To adjust auto chroma key
1
In the Key >M/E Key1 >Main menu (see page 77), press [Auto CRK], 
turning it on.
A square frame sample mark appears in the external monitor screen. Also, 
the key source is set automatically to “Self.”
2
Adjust the following parameters so that the chroma key reference color 
(typically blue) is seen within the sample mark.
Key source/key fill
Chroma key video
Background video