LevelOne FCS-1131 Manual - Page 76

Text Overlay Settings, Video Rotate Type, Mirror, Degree counter-/clockwise, Degree Rotate, GOV

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Text Overlay Settings Users can select the items to display data including date/time/text on the live video panel. The maximum length of the string is 20 alphanumeric characters. Click on to confirm the Text Overlay setting. Video Rotate Type Users can change video display type if necessary. Selectable video rotate types include Normal, Flip, Mirror, 90 degree clockwise, 180 degree rotate and 90 degree counterclockwise. The following is descriptions for different video rotate type.  Flip If select , the image will be rotated vertically.  Mirror If select , the image will be rotated horizontally.  90 Degree counter-/clockwise Selecting will make the image 90° counter-/clockwise inversed.  180 Degree Rotate Selecting will make the image 180° inversed. Click on to confirm the setting. GOV Settings Users can set the GOV length to determine the frame structure (I-frames and P-frames) in a video stream for saving bandwidth. The setting range is from 2 to 64. Default value is 60, which means there's one I-frame every 60 frames. Longer GOV length means lower I-frame frequency. The default value for H.264-1/ H.264-2/ H.264-3/ H.264-4 is 60/ 60/ 30/ 30. Click on to confirm the GOV setting. H.264 Profile Users can set each H.264 Profile to , or according to its compression needs. With the same bit rate, the higher the compression ratio, the better the image quality is. The default setting is . 75

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Text Overlay Settings
Users can select the items to display data including date/time/text on the live video panel.
The maximum length of the string is 20 alphanumeric characters. Click on <Save> to confirm
the Text Overlay setting.
Video Rotate Type
Users can change video display type if necessary. Selectable video rotate types include
Normal, Flip, Mirror, 90 degree clockwise, 180 degree rotate and 90 degree
counterclockwise.
The following is descriptions for different video rotate type.
Flip
If select <Flip>, the image will be rotated vertically.
Mirror
If select <Mirror>, the image will be rotated horizontally.
90 Degree counter-/clockwise
Selecting <90 Degree Counter-/clockwise> will make the image 90° counter-/clockwise
inversed.
180 Degree Rotate
Selecting <180 Degree> will make the image 180° inversed.
Click on <Save> to confirm the setting.
GOV Settings
Users can set the GOV length to determine the frame structure (I-frames and P-frames) in a
video stream for saving bandwidth. The setting range is from 2 to 64. Default value is 60,
which means there’s one I
-frame every 60 frames. Longer GOV length means lower I-frame
frequency. The default value for H.264-1/ H.264-2/ H.264-3/ H.264-4 is 60/ 60/ 30/ 30. Click
on <Save> to confirm the GOV setting.
H.264 Profile
Users can set each H.264 Profile to <Baseline Profile>, <Main Profile> or <High Profile>
according to its compression needs. With the same bit rate, the higher the compression ratio,
the better the image quality is. The default setting is <Main Profile>.