Cisco D9054 Installation And Operation Manual page 108

Setting Up the H.264 Aspect Ratio,
Setting
Top and Bottom Bars
Left and Right Bars
5. Click Apply.
5-24
Continued
Explanation
Allows adjustment of the Top Height and Bottom
Height settings. Selecting Top and Bottom Bars
signals with AFD 0100 (i.e., aspect ratio > 16:9). The
Top Height and Bottom Height can be adjusted in
the range from 0 to 360 lines (up to half the screen
height). SMPTE-2016-1, Annex B provides examples
of how to translate the bar height to a bar data value.
Allows adjustment of the Left Width and Right
Width settings. Selecting Left and Right Bars signals
with AFD 0100 (i.e., undefined/unknown). The Left
Width and Right Width can be adjusted in the range
from 0 to 640 pixels (up to half the screen width).
D9054 HDTV Encoder Intstallation and Operation Guide 4038938 Rev A