Tektronix 2200 Manual Do Utilizador

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Section 4— Switcher Operations
Background and Matte Generator Operations
Use the Background and Matte Generator controls to create a 
number of interesting mattes to serve as effects backgrounds or 
fills. The following topics are covered in this subsection:
Matte selection
User Defined Wash
Matte and Texture Menus
Super Black
Secondary Wipe Wash
Matte Selection
To create a simple background matte, follow the procedure below:
1.
Select a background
 
source
 crosspoint 
on the A Bus. The DSK 
Matte panel controls will automatically delegate to the 
Background Subpanel.
2.
Select 
FLAT MATTE
.
3.
Watch the Program monitor, and adjust Matte 
BRIGHTNESS 
to 
set the brightness (luminance) of the matte. You may want to 
set a midrange brightness to begin with and fine tune the 
brightness later.
4.
Adjust Matte
 SATURATION
 to set the saturation level of the 
matte.
5.
Adjust
 HUE 
to set the matte color that you want.
User Defined Wash (4000-2B only)
Use the 
User Defined Wash
 feature to wash 
BKGD 1 
with 
BKGD 2
. The wash is changed by adjusting the matte controls on 
the DSK Matte Subpanel.
1.
Press the 
User Defined Wash
 button on the DSK Matte 
Subpanel.