Digital Watchdog MEGApix DWC-MV85WiAT User Manual page 21

Video onfiguration
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GOP(Group of Pictures) ize - Setup the number of frames (P-frame) which contain only changed information based on basic
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frame (I-frame).
result, video resolution will be low but ' ile size' and it-rate
GOP(Group of Pictures) ze i
I-frame and P-frame can be created for
the
to I-frame GOP is made up of one I-frame and corresponding several P-frames. To improve video quality, set the
number of P-frames smaller and to decrease image size, set the number of P-frames bigger.
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additional video compression.
H.264: Main, High / H.265 (HEVC): Main
Main -
High -
Smart itrate ontrol
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mart itrate ontrol function
CVBR ( ramerate priority) - This Mode is for cameras which do not want any frame drop, but still want to get
bitrate. hen the arget bitrate is set to be very low,
CVBR ( uality priority) - When the
try to drop frames,
CBR - This ode is close to traditional security IPCAM, and it s not designed for LBR It s provided as an option in LBR library to
help comparison.
lots of movement,
H.264 and
rget bitrate is set to very low,
only the number of P-frames is bigger. As a
decreased.
video compression. I-frame(=key-frame) means
very noisy.
lower
LBR will