Adjusting The Bfl - Huawei IPC6125-WDL-FA Configuration Manual

IPC6125-WDL-FA
Configuration Guide
Figure 6-14 Super Error Correction Parameters page
Step 2 Choose Enable.
Step 3 Select a packet loss rate from the Packet loss rate drop-down list box.
A larger anti-packet-loss ratio requires a larger SEC bit rate, that is, more extra bandwidth.
Table 6-6
Table 6-6 Mappings between SEC anti-packet-loss ratios and SEC bit rates
SEC Anti-
packet-loss
Ratio
4%
8%
12%
16%
20%
Packet loss rate is applicable to random packet loss rather than burst packet loss. If random packet loss
occurs, one or several data packets are randomly lost. If burst packet loss occurs, multiple data packets are
continuously lost.
Step 4 Click Save.
----End

6.12 Adjusting the BFL

If you fail to obtain clear images by adjusting the lens, adjust the back focal length (BFL).
Context
l
l
Procedure
Step 1 Choose Settings > Channel Configuration > ABF Config.
The ABF Config page is displayed, as shown in
Issue 01 (2016-08-20)
lists mappings between SEC anti-packet-loss ratios and SEC bit rates.
SEC Bit Rate (Extra Bandwidth)
35%
50%
70%
85%
100%
NOTE
If a lens supports the automatic back focus (ABF) function, use that function to adjust
the BFL of the lens.
If a lens does not support the ABF function, adjust the BFL of the camera.
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6 Setting Video Parameters
Figure 6-15.
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