GRASS VALLEY 8995DNC -, Instruction Manual

Page: 123 / 140

8995UPC/DNC/UDX — Instruction Manual 123
How to Use the AFD Conversion Tables
AFD Code Definitions
This section defines each of the aspect ratio AFD codes in SMPTE standard
2016-1 for 4:3 coded frames and 16:9 coded frames. Use these definitions
with the Up and Down Conversion tables in the next section.
AFD Definitions For 4:3 Coded Frames
The AFD codes and aspect ratios illustrations from SMPTE standard 2016-1
are shown for a 4:3 coded frame in
Table 14 .
Table 14. AFD Codes in 4:3 Coded Frame
Active Format Illustration in a 4:3 Coded Frame Description
AFD = 0010
Box 16:9
(top)
Image with a 16:9 aspect ratio as letterbox at the top of a 4:3 coded frame.
AFD = 0011
Box 14:9
(top)
Image with a 14:9 aspect ratio as letterbox at the top of a 4:3 coded frame.
AFD = 0100
Box >16:9
(center)
Image with an aspect ratio greater than 16:9 as a vertically centered letterbox in a
4:3 coded frame.
AFD = 1000
Full Frame
Image is full frame with an aspect ratio that is the same as the 4:3 coded frame.
AFD = 1010
16:9
(center)
Image with a 16:9 aspect ratio as a vertically centered letterbox in a 4:3 coded
frame.