Command Reference
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Section 10: Command Reference
10.1 Channel-Specific Commands
Command
Description
Definition
Example/Default
CH x
Channel Select (1-4)
Shows the
channel number
CH 1
SI x
Video Input Selection
•
1-4 = composite
•
11-14 = S-Video
•
21-24 = Component
•
31, 32 = VGA
•
41-44 = SD-SDI
•
51, 52 = DVI
Assigns an input
number to video
SI 41
EB x
Edge Blending (0-1)
Blends left side of video
to remove border on left
side. Used for
combining two channels
or two VIP 4500s to be
seamless. This is a read
only command
EB 1
VA t l h w
Viewable Area
•
t=top start
•
l=left start
•
h= height
•
w=width
Extracts the location
and dimensions of the
selected source.
VA 0 0 480 640
WA t l h w
Window Area
•
t=top start
•
l=left start
•
h= height
•
w=width
Adjusts current
channel’s output
location on
the display
WA 0 0 480 640
AA t l h w
Active Area
•
t=top start
•
l=left start
•
h= height
•
w=width
Adjusts the active
dimensions of each
window by defining a
starting point and
lengths
AA 0 0 480 640
FI x
Video Transparency (0-256)
Adjusts Video Fade
FI 256
VB x
Video Brightness (0-255)
Adjusts Sign Brightness
VB 128 128 128
VC x
Video Contrast (0-127)
Adjusts Contrast Ratio
VC 64 64 64
VH x
Video Hue (0-255)
Adjusts Hue levels
VH 128