Barco Projector 26-0313000-00 Benutzerhandbuch
226
Encore Presentation System • User’s Guide • Rev 04
5. Menu Orientation
Key Menu
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A Luma (luminance) key is one in which the hole-cutting information is derived from the
luminance (brightness) level of the key source.
luminance (brightness) level of the key source.
The following Key Menu functions are provided when Luma key is selected:
•
Invert Mode
— enables you to invert the key signal.
•
Clip
— adjusts the threshold of the video that “cuts” into the background image. A
hole will be cut into the background anywhere that foreground luminance is
greater than the clip level. The hole is then filled with the Fill Source.
greater than the clip level. The hole is then filled with the Fill Source.
~
Adjustment range
: 0 to 1023
•
Gain
— adjusts the sensitivity of the keyer, enabling you to change the sharpness
of the keyed image. Gain only affects the key hole, as set by the clip.
~
Adjustment range
: 0 to 1023.99
•
Opacity
— enables you to adjust the opacity of the keyed image, from fully
opaque to fully transparent.
~
Adjustment range
: 0 to 1024
•
Fill Source
— determines the video that fills the key hole:
~
Self
— fills the hole with the key source video itself, for example, the
video from a character generator or logo.
~
Matte
— fills the hole with a matte color, which can be adjusted with the
Matte Menu
. See the “
” section on page 228 for details.
•
Press
{
STATS
}
to display the Status Menu. Refer to the “
” section
on page 212 for details.
•
Press
{
CLONE
}
to display the Clone Setup Menu (if Clone is enabled). Refer to
the “
•
Press
{
EFX
}
to display the Image Effects Menu. Refer to the “
” section on page 220 for details.
•
Press
{
MATTE
}
to display the Matte Menu. Refer to the “
page 228 for details.
•
Press
{
SIZE & POS
}
to display the Key Adjustment Menu. Refer to the “
” section on page 229 for details.
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A Color key is one in which the hole-cutting information is derived from a specific RGB
value — including luminance.
value — including luminance.
The following Key Menu functions are provided when Color key is selected:
•
Red Color
— adjusts the red component of the selected key color, from 0 to 1024.
•
Green Color
— adjusts the green component of the key color, from 0 to 1024.
Note
Luma
keys can be selected on both the Layer A and Layer B
keyers, in both Split and Mix modes.
Note
Color
keys can be selected on both the Layer A and Layer B
keyers, in both Split and Mix modes.