Tektronix 2200 Manual Do Utilizador
4-22
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:
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.
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.
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.