AJA UDC - Manual (Page 7)

UDC Mini-Converter v2.3r1 www.aja.com 7
Conversion Mode Discussion and Examples
Upconvert Mode
The UDC allows you to select the type of Upconversion performed on an SD source input.
This mode is in effect only when the input is SD (525i or 625i) and the selected output
format is HD (720p, 1080i, or 1080p).
Figure 3. Upconvert Mode Examples
Selection Description Full Screen – 4x3 image is stretched horizontally to fill a 16x9 frame.
4x3 Pillar – 4x3 image at center screen with black sidebars.
LB to Full – 4x3 letterboxed image is scaled to fit horizontally in a 16x9 frame. Black bars
top and bottom are cropped off.
14x9 Pillar (default) – 4x3 image is scaled to create a 14x9 image with black sidebars and
slightly cropping top and bottom of original image.
Wide Zoom – A combination of scaling and stretching is used to fit to a 16x9 frame.
Slight cropping of top and bottom and a small aspect ratio change
Full Screen
4:3 Pillar
LB to Full
14:9 Pillar
Wide Zoom
1 6
9
4
3
4:3 Upconverts To These displays on 16:9