Digital Watchdog MEGApix DWC-MV84WiA User Manual page 26

Setup -
Video Configuration
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Bitrate Mode
Select the bit rate control scheme of video compression
from CBR (Constant Bit Rate) or VBR (Variable Bit Rate).
CBR
To guarantee the designated constant bit rate, the quality
of video are controlled in this mode. Therefore, the quality
of video is likely to be varying when network traffic is
changing.
VBR
To guarantee the designated quality, the bit rate of video
stream is changed in this mode. Therefore, the frame rate
of video is likely to be varying when network traffic is
changing.
This category won't be appear if you select the codec.
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Target Bitrate
If Bitrate Control is set to be CBR, you can set the Target
Bitrate.
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Extension Option
Off
You can not use the Extension Option.
SVC-T On
The H.264 SVC (Scalable Video Coding) is a video compre
-ssion algorithm that enables effective and efficient trans
-mission of video files over low bandwidth networks.
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Quality
For VBR control mode, The Target Quality of video can be
setup.
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Click 'Apply' to make above setting effective.
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