Enable or disable the DNR function.
The DNR stands for Digital Noise Reduction and could reduce the noise and fixed the false color automatically.Some of PlatformT encoders has DNR function if they have the VX1129 video encoder.
In PlatformK cameras, the DNR function is different with ISP platforms. With C1 ISP, the control of DNR is enabled and disabled. With C3 ISP, except the enabled function, it has levels of DNR.
n
where the definition of n is very from different platforms including ISP platforms.
The following table gives the value in n with platforms.
Encoder Platform ISP Platform Value in n PlatformT VX1129 TV decoder 0:Disabled, 1:Enabled PlatformK C1 ISP 0:Disabled, 1:Enabled PlatformK C3 ISP 0:Disabled
1~4: DNR level (DNR enabled)
Return of Message
VIDEO_DNR='1'
OK: VIDEO_DNR='1'
or
ERROR: VIDEO_DNR='1'
Valid
VIDEO_BLACKLEVEL, VIDEO_DEINTERLACE, VIDEO_WDR, VIDEO_SKINTONE, V2_SHARPNESS
http://ip:port/cgi-bin/encoder?USER=Admin&PWD=123456&VIDEO_DNR
or
http://ip:port/cgi-bin/cmd/encoder?VIDEO_DNR
http://ip:port/cgi-bin/encoder?USER=Admin&PWD=123456&VIDEO_DNR=1
or
http://ip:port/cgi-bin/cmd/encoder?VIDEO_DNR=1