Imagine communications Selenio 6800 HUC6800, Инструкция по установке и эксплуатации

Страница: 42 / 84

28 HUC6800
+
Installation and Operation Manual
Chapter 3: Operation
Aspect Ratio Conversion
The HUC6800
+
can output either a standard or custom aspect ratio.
Selecting a Standard Aspect Ratio
To select a standard aspect ratio for the output image, scroll to ARC
Preset Select in the control parameter list item and then select one of
the aspect ratio settings from the list. The following standard aspect
ratios are available:
•
16:9 Anamorphic
• 16:9 Cut
• 14:9
• 4:3
• Pixel True (1:1 pixel to pixel mapping)
See Figure 3-1 on page 29 for a graphic illustration of the standard
aspect ratios.
Setting a Custom Aspect Ratio
You can scale and pan the output image to any size and location by
using the custom aspect ratio feature in the HUC6800
+
and
HUC6800
+
C modules. To select the custom aspect ratio feature, scroll
to the ARC Preset Select parameter and then select Custom . Then
scroll to the menu items ARC H Scale , ARC V Scale , ARC H Offset ,
and ARC V Offset to set the size and position accordingly.
Descriptions of the controls are listed below; for minimum values, see
Table 3-4 on page 35 .
• ARC H Scale –sets the horizontal size of the output image
anywhere between minimum and 200% of the output screen size.
• ARC V Scale –sets the vertical size of the output image anywhere
between minimum and 200% of the output screen size.
• ARC H Offset –places the horizontal center of the output image
anywhere between –50% and 50% of the output screen size.
• ARC V Offset –places the vertical center of the output image
anywhere between –50% to 50% of the output screen size.