270
20-6. AFD Code Abbreviations
SMPTE S2016-3 AFD aspect ratio table
Letterbox 16:9 image, at
top of the coded frame
Full frame 16:9 image, the
same as the coded frame
Letterbox 14:9 image, at
top of the coded frame
Pillarbox 14:9 image,
horizontally centered in the
coded frame
Letterbox image with an
aspect ratio greater than
16:9, vertically centered in
the coded frame
Letterbox image with an
aspect ratio greater than
16:9, vertically centered in
the coded frame
Full frame 4:3 image, the
same as the coded frame
Full frame 16:9 image, the
same as the coded frame
Full frame 4:3 image, the
same as the coded frame
Pillarbox 4:3 image,
horizontally centered in the
coded frame
Letterbox 16:9 image,
vertically centered in the
coded frame with all image
areas protected
Full frame 16:9 image, with
all image areas protected
Letterbox 14:9 image,
vertically centered in the
coded frame
Pillarbox 14:9 image,
horizontally centered in the
coded frame
Full frame 4:3 image, with
alternative 14:9 center
Pillarbox 4:3 image, with
alternative 14:9 center
Letterbox 16:9 image, with
alternative 14:9 center
Full frame 16:9 image, with
alternative 14:9 center
Letterbox 16:9 image, with
alternative 4:3 center
Full frame 16:9 image, with
alternative 4:3 center