HD490 AFD Software
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AFD Code Reference
The table below shows the AFD codes that are defined by SMPTE stan-
dard for a 16x9 coded frame.
Table1: AFD codes and meanings
Active Format Description
AFD Code
Unknown (assumed same as coded frame)
0000
Reserved
0001
Full frame 16:9 image
0010
Pillarbox 14:9 image, horizontally centered
0011
Letterbox image, vertically centered
0100
Reserved
0101
Reserved
0110
Reserved
0111
Full frame 16:9 image
1000
Pillarbox 4:3 image, horizontally centered
1001
Full frame 16:9 image, all image areas protected
1010
Pillarbox 14:9 image, horizontally centered
1011
Reserved
1100
Pillarbox 4:3 image, with alternative 14:9 center
1101
Full frame 16:9 image, with alternative 14:9 cen-
ter
1110
Full frame 16:9 image, with alternative 4:3 cen-
ter
1111
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