Sony DVS-7250, Operation Software

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Chapter 5 Chroma Keying
5-11
1
In the ADJUST menu, set F4 (KEY ACTIVE), F5 (COLOR CANCEL)
and F6 (WINDOW).
2
Turn control knobs 1 and 2 clockwise.
This sets the CROP and ANGLE values to zero. In this state, the
background color area is at a minimum, and almost the entire image is
foreground.
3
Turn knob 1 counterclockwise until the background image replaces the
background color.
4
Turn knob 2 counterclockwise until immediately before the key signal
level in the foreground area begins to drop.
Adjusting the key position
You can adjust the horizontal position of the key source (foreground video).
Use the following procedure.
1
In the ADJUST menu, set F7 (KEY POS) to “ON”.
2
Adjust the key source position parameters.
Knob Parameter Setting
1 Crop Set the CROP value (0.00 to 100.00)
2 Angle Set the ANGLE value (0.00 to 180.00)
Knob Parameter Setting
1 Left Pos Set position of key left edge (–3.00 to +3.00)
2 Right Pos Set position of key right edge (–3.00 to +3.00)
3 H Phase Move the key