Keys 4 Chapter

1 Using the M/E delegation buttons in the key control block, press the [M/ E1] button, setting it on.

2 Using the key delegation buttons in the key control block, press the [KEY1] button, setting it on.

This assigns the key control block to M/E-1 key 1.

Parameter adjustment with the knobs

When the button for a function requiring parameter settings is pressed (that is, on), you can set the parameters with the four knobs. If there are more than four values to be assigned to the knobs, the [MORE] button lights amber. At this point, press the [MORE] button, which turns green, to assign the fifth and subsequent parameters to the knobs, so that the parameter settings can be made.

Selecting the key type

To select the key type, press one of the key type selection buttons in the key control block.

[LUM] button: luminance key

[LIN] button: linear key

[CRK] button: chroma key

[CVK] button: color vector key

[PTN] button: key wipe pattern key

When using a wipe pattern key as the key type, in the <Key Type> group of the Type menu for the keyer, select [Wipe Pattern] and make the settings.

For an overview of the key types, see page 46.

The button you pressed lights green, and you can now adjust the parameters with the knobs. The display beside each knob shows the first letter of the parameter name and the three-digit setting value.

•When the [LUM] or [LIN] button is lit green

Knob

Parameter

Adjustment

Setting values

 

 

 

 

1

Clip

Reference level for generating the

+109 to –7

 

 

key signal

 

 

 

 

 

2

Gain

Key sensitivity

–100 (shown as −00)

 

 

 

to +100

 

 

 

 

3

Density

Key density

0 to 100

 

 

 

 

4

Filter

Filter coefficient

1 to 9

 

 

 

 

288 Key Setting Operations With the Key Control Block