VIDEO_IRIS

 

Description

Get or Set the video IRIS control.

The IRIS mode and the IRIS level could be accessed by this URL in cameras which they have the IRIS function and the apture size in the lens could be controlled by F-Number

The error message will be returned if the camera does not support this URL.

The IRIS mode has to be synchronized with exposure mode refer to VIDEO_EXPOSURE_MODE URL. This URL will not affect the camera exposure control if the camera has exposure mode configuration. The camera will set the change of IRIS mode by this URL to its configuration but not change the sensor's IRIS mode.

Input Argument

Mode,FNum
where
Mode: IRIS mode. It could be AUTO or MANUAL
FNum: IRIS F-Number.
      When the IRIS mode is AUTO, this FNum gives the max. possible auto F-Number. It could be ignored here.
      When the IRIS mode is MANUAL, this FNum gives the fixed F-Number.
The mapping of this argument and apture size in lens is listed below.

FNum Apture size in lens
F220 F22.0
F190 F19.0
F160 F16.0
F140 F14.0
F110 F11.0
F96 F9.6
F80 F8.0
F68 F6.8
F56 F5.6
F48 F4.8
F40 F4.0
F34 F3.4
F28 F2.8
F24 F2.4
F20 F2.0
F18 F1.8
F16 F1.6
F14 F1.4
F10 F1.0

Attribute

Return of Message

VIDEO_IRIS='AUTO,F20'
OK: VIDEO_IRIS='MANUAL,F20'
or
ERROR: VIDEO_IRIS='MANUAL,F20'

Applicability

Status

Valid

See Also

None

Example

http://ip:port/cgi-bin/encoder?USER=Admin&PWD=123456&VIDEO_IRIS
or
http://ip:port/cgi-bin/cmd/encoder?VIDEO_IRIS

http://ip:port/cgi-bin/encoder?USER=Admin&PWD=123456&VIDEO_IRIS=AUTO,F20
or
http://ip:port/cgi-bin/cmd/encoder?VIDEO_IRIS=AUTO,F20

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