User manual

4. Web-based Interface
30 NDF821/NDF821E l User Manual
4.2.5 Smart Encoding
On the Smart Encoding page you can specify a specic region of the video as more important, i.e.,
a region of interest (ROI). When a ROI is specied, the camera will assign a higher number of bits to
the ROI area to deliver better video quality than non-ROI areas.
TipCautionWarning
Note
The Smart Encoding function is only available when H.264 is selected for one of the streams.
Basic Setting
To dene a smart encoding area, click and drag your mouse on the image to dene the region of
interest and click Save Window to save the region. Click anywhere on the image to cancel the
current dened area.
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Mode: Select Fixed ROI to enable smart encoding function.
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Priority: Select a priority level for the ROI.