Move the camera to specific zoom position.
There are 64 zoom preset entries in the firmware. Every entry records the zoom position and focus position if the zoom lens is controlled directly in the camera.
This URL could force camera to go to the zoom and focus positions addressed in zoom preset entry.The camera will NOT perform the auto focuse again when it reaches the zoom and focus positions even the zooming mode is in auto focus mode.
Excute this command will not change the zooming mode in the camera.If the CHANNEL=n was not set with this URL to the multiple channel video encoders, the error message will be returned.
entry
where
entry is the zoom preset entry index started from 1 to 64. If the entey is not valid, no any action will be taken and no error message will be returned.
OK: ZOOM_PRESET_GO=1
or
ERROR: invalid parameter
or
ERROR: ZOOM_PRESET_GO not found
Platform Devices Supported Firmware Version PlatformK Camera with zoom lens V5.00 and later
Valid
http://ip:port/cgi-bin/encoder?USER=admin&PWD=123456&ZOOM_PRESET_GO=3
or
http://ip:port/cgi-bin/cmd/encoder?ZOOM_PRESET_GO=3