Chroma; Keyer - Datavideo SE-4000 Instruction Manual

 Left – Left sets the left edge of the keyer mask.
 Right – Right sets the right edge of the keyer mask.
 Top – Top sets the top edge of the keyer mask.
 Bottom – Bottom sets the bottom edge of the keyer mask.

5.3 Chroma

The Chroma Keyer removes the green background of the key image. If Chroma is selected in
Keyer, this option menu allows you to configure the corresponding parameters.

Keyer

First, select the Keyer (Key 1, Key 2, Key 3 or Key 4) that has been set to the chroma key.
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