Selecting The Key Type; Selecting The Key Source - Sony MVS-3000 System User Manual

1
In the Flexi Pad mode selection buttons, press [KEY
ADJ].
2
Press the [M/E1] region selection button.
3
In the memory recall section, press the [KEY1] button.
The button displays in the memory recall section now
appear as shown in the following illustration. Pressing the
[PAGE 1/3] > [PAGE 2/3] > [PAGE 3/3] buttons further
changes the display as follows, then pressing [PAGE 3/3]
returns to the original display shown in the illustration.
[PAGE 1/3]
[PAGE 2/3]
[PAGE 3/3]
With these buttons in the memory recall section, you can
carry out the following key adjustment.

Selecting the key type

[LUM] button: Selects a luminance key.
[LIN] button: Selects a linear key.
[CRK] button: Selects a chroma key.
[WIPE PTN] button: Selects a key wipe pattern key.
Adjust the parameters for each type with the adjustment
knobs.
For details about the parameters,
in a menu" (p. 65).

Selecting the key source

[AUTO SEL] button: The signal assigned as a pair with
the key fill bus signal for the key row button in the
cross-point control block is automatically selected.
[SPLT] button: Select a different signal manually. To
make the selection, hold down this button, and press
the button assigned to the signal you want as key
source in the cross-point control block.
You can also use the same signal as the key fill selected on
the key fill bus as key source (SELF). Press the [AUTO
SEL] button and [SPLT] button simultaneously so that
both are off, to select the SELF mode.
Setting auto chroma key
[SMPL MARK] button: Toggles the sample mark
display on and off. When on, the monitor screen shows
the foreground video and a white box sample mark.
[AUTO STRT] button: Automatically adjusts the chroma
key. When the [SMPL MARK] button is off, pressing
this does not carry out automatic chroma key
adjustment.
You can adjust the display position and size of the sample
mark with the adjustment knobs.
1 "Setting the key type
75
Key Adjustments (Flexi Pad)