The PTZ guard position settings in <PtzGuard>.
optional
channelId: number
Zero-based channel; the parser rejects 64 and above.
optional
timeout: number
Seconds idle before the camera returns to the guard position.
optional
benable: number
Nonzero when returning to the guard position is on.
optional
bvalid: number
Nonzero when a guard position is stored; written in replies only.
optional
imageName: string
Name of the guard position preview image, up to 31 characters.
optional
needSetPos: number
Nonzero to store the current position as the guard position; read from requests only.
optional
command: string
PTZ command name, such as setGrd or toGrd; the parser rejects a name
outside the firmware's 37 PTZ commands. Read from requests only.