Aspect Ratio Conversions
A conversion table is provided so you can easily see how each aspect ratio setting will appear
in your conversion. This is a helpful reference tool so you can visually identify each setting and
make your selection faster.
Up Conversion
PBOX
Pillarbox
ZOOM
14:9
SMART
ANAM
Anamorphic
Down Conversion
LBOX
Letterbox
ANAM
Anamorphic
CCUT
Center Cut
14:9
Input 4:3
Output 16:9
Input 16:9
Output 4:3
Displays a 4:3 SD image
inside an HD 16:9 frame.
Black bars feature on
the sides.
Zooms into an SD 4:3 image
until it completely fills the
HD 16:9 frame.
A portion of the top and
bottom is lost.
A compromise between
Pillarbox and Zoom. Minimal
black bars with a slight crop
on the top and bottom.
Incrementally stretches
the sides to fit 16:9 without
distorting the main action
of the 4:3 image.
Horizontally stretches
the 4:3 SD image into
a 16:9 HD frame.
Scales the entire 16:9 HD
image into a 4:3 SD frame
leaving black bars on the
top and bottom.
Horizontally squeezes the
16:9 HD image into a
4:3 SD frame.
Cuts a 4:3 SD frame from
the 16:9 HD image.
A compromise between
Letterbox and Center Cut.
Minimal black bars with a
slight edge crop.
Aspect Ratio Conversion
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