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Controlling the VP-725DSA Presentation Switcher / Scaler
41
9.1.5.1
Choosing the Graphic Utility Settings
Figure 36 and Table 10 define the Graphic
1
Setting Utility screen. You can
set the color format (see Figure 37), position, color, hue, sharpness, frequency
and phase, as well as auto image
2
and auto gain
3
.
Figure 36: Choosing the Graphic Utility Settings
Table 10: Choosing the Graphic Utility Settings
Utility
Level 1
Level 2
Level 3
Range
Default
Default
RGB
Color Format
YUV
H-Position
0 to 255
128
V-Position
0 to 255
128
Color
0 to 128
70
Hue
0 to 128
64
Sharpness
0 to 16
8
Frequency
0 to 100
49
Phase
0 to 31
0
Auto Image
Graphic Setting
Auto Gain
Selecting the color format (see Figure 37) lets you select RGB or YUV
4
colorspace. When the Default setting is chosen, the colorspace is set
according to the detected input resolution.
1 When a VGA source is selected, “Graphic Setting” will be shown. “HDTV Setting” will appear when an HDTV source is
selected
2 Assesses the image and improves the quality accordingly, by automatically adjusting the phase, frequency and position
3 Automatically adjusts the brightness and contrast
4 That is Y, B-Y, R-Y colorspace, also known as Y, Cb, Cr or Y, Pb, Pr