Digital Watchdog MEGApix Flex DWC-PVX16W2 User Manual page 26

Setup - Video & Audio Setup
Video Configuration
Bitrate Mode - Select the bitrate 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.
Target Bitrate - If Bitrate Control is set to be CBR, you can set the Target Bitrate.
Extension Option
Off - You can not use the Extension Option.
SVC-T On - The H.264 SVC (Scalable Video Coding) is a video compression algorithm that enables effective and efficient transmission
of video files over low bandwidth networks.
Quality - For VBR control mode, The Target Quality of video can be setup.
Click 'Apply' to make above setting effective.
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