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VIVOTEK
54 - User's Manual
Media>Video
Stream settings
This Network Camera supports multiple streams with frame sizes ranging from 176 x 144 to 1280 x
1024 pixels (FD8154 series).
The denition of multiple streams:
■ Stream 1: Users can dene the "Region of Interest" (viewing region) and the "Output Frame Size"
(size of the live view window).
■ Stream 2: The default frame size for Stream 2 is set to the 640 x 512, and the Viewing Window
function is available for stream 2.
■ Stream 3: The default frame size for Stream 3 is set to the 1280 x 1024 at 5fps.
Click Viewing Window to open the viewing region settings page. On this page, you can congure
the Region of Interest for different streams. For example, you can crop only a portion of the
image that is of your interest, and thus save the bandwidth needed to transmit the video stream. As
the picture shown below, the area of your interest in a parking lot should the vehicles. The blue sky
is of little value for the surveillance purpose.