274
Still Image Operations
Chapter 7 Frame Memory
Selecting the way in which images are combined
To select the way in which the background image and input signal are
combined (see page 271), use the following procedure.
1
In the <Type> group of the Still >Composite menu, select one of the
following methods of combination.
• Pattern Key: pattern key
• Ext Key: external key
(This can only be selected when the pair mode is enabled. The signal
selected on the frame memory source 2 bus is used as the key signal.)
•Mix: mix
•Nam: non-additive mix
If none of the above is selected, image combination is not carried out.
2
Depending on the selection in step 1, set the following parameters.
• When [Pattern Key] is selected
a) The patterns are the same as for a wipe. See “Wipe Pattern List” in Appendix (Volume 1)
(page 362).
• When [Ext Key] is selected
• When [Mix] is selected
3
When you selected a pattern key, press [Pattern Adjust].
The Pattern Adjust menu appears. In the menu, set the pattern modifiers as
required.
Knob Parameter Adjustment Setting values
1 Size Size of pattern 0.00 to 100.00
2 Soft Edge softness of pattern 0.00 to 100.00
3 Pattern Pattern number
1 to 24
a)
Knob Parameter Adjustment Setting values
1 Clip Reference level for key
signal generation
+109.59 to –7.31
2 Gain Key sensitivity –100.00 to +100.00
Knob Parameter Adjustment Setting values
1 Mix Rate Mix proportion 0.00 to 100.00
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