Digital Watchdog MEGApix CaaS DWC-MB44LPRC5 User Manual page 18

Setup - Video & Audio 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
Does not use the extension option.
SVC-T On
Scalable video coding is a type of video encoding algorithm
that can be applied to streaming , so that , they could be
transmitted over lossy, low bandwidth networks effectively.
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Quality
For VBR control mode, The Target Quality of video can be
setup.
Click 'Apply' to make above setting effective.
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