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Scaled video coding, able to encode a high quality video bit stream that
contains one or more subset bit streams. When sending stream, to improve
inflency, the system will quit some data of related lays acoording to the
network staus.
1: The default value, which means that there is no layered coding.
2, 3 and 4: The lay number that the video stream is packed.
You can verify the watermark to check if the video has been tampered.
1. Select the check box to enable watermark function.
2. The default character is DigitalCCTV.
Step 3 Click Save.
4.5.2.2 Snapshot
You can configure snapshot parameters, including snapshot type, image size, quality and
interval.
Step 1 Select Setting > Camera > Video > Snapshot.
The Snapshot interface is displayed, see Figure 4-48.
Figure 4-48 Snapshot
Step 2 Configure snapshot parameters. For details, see Table 4-18.
Table 4-18 Description of snapshot parameter
You can select General and Event.
General: The system takes snapshot as scheduled. For details, see
"4.7.2 Setting Schedule."
Event: The system takes snapshot when the video detection, audio
detection, event, or alarm is triggered. This function requires the
corresponding snapshot being enabled.
The same resolution with main stream.
Configures the snapshot quality. There are six levels of Image quality,
and the sixth is the best.
Configures the snapshot frequency.
Select Customized, and then you can configure snapshot frequency
manually.
Step 3 Click Save.
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