VIVOTEK
54 - User's Manual
Enable BLC (Back Light Compensation): Select it when the object is too dark or too bright to be
recognized� It will give the captured images the necessary light compensation�
BLC sens level: Select 0~7 level to adjust the sensitivity of BLC detection� Select a higher level will raise
the sensitivity� The default value is set to 3�
BLC area selection: Click this button to open an area selection window� As the window shown below, the
video will be divided into 48 rectangle areas equally� Check some of the areas to enable BLC� Note that if
no area is selected, the Enable BLC option would be of no use�
The picture below illustrates the corresponding areas of the selection window� You can click Select All to
check all the areas in the window, or click Clear All to do vice versa� When completed with the settings
on this page, click Save to take effect and click Close to exit the page�
Back to the CCD Settings page, you can click Preview to ne-tune the image, or click Restore to recall
the original settings without incorporating the changes� When completed with the settings on this page,
click Save to take effect and click Close to exit the page�
Video quality settings for stream 1 / stream 2
Advanced Mode
The Network Camera offers two choices of video compression standards for real-time viewing: MPEG-4
and MJPEG�
Click the items to display the detailed conguration settings. You can set up two seperate streams for the
Network Camera for different viewing devices� For example, set a smaller frame size and lower bit rate
for remote viewing on mobile phones and a larger video size and a higher bit rate for live viewing on web
browsers�
If MPEG-4 mode is selected, it is streamed in RTSP protocol�
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