8.6.1.1 General

Table 1. Description of the buttons
Parameters	Function Introduction
Enable Detection	Enable/disable the LPR detection function.
Country/ Region (Only for LPR1)	Select country/ region to detect the license plate.
Effective Region (Only for PTZ series)	Normal: configure the LPR detection regions for the current area. Advanced: configure different LPR detection regions for different PTZ presets(Only support Preset 1~4 so far).

Step1: Check the check box to enable the LPR detection function. Select country/ region to detect the license plate.

Note: For LPR2 and LPR3, please enter a license to activate the LPR function on System info interface. When the License Status changes to Valid, the camera can start detecting the license plates.

[Image Settings]

Step2: The LPR Night Mode supports the optimal LPR night recognition effect by adjusting different parameter levels. You can choose Customize to set effective time manually, or choose Auto Mode which can automatically switch to night mode according to illumination intensity.

Customize Mode

Auto Mode

Table 2. Description of the buttons
Parameters	Function Introduction
Enable LPR Night Mode (Only for LPR3)	With this option enabled, the camera will enable different detection modes according to Day/Night mode.
Enable Vehicle Speed Detection (Only for LPR3)	With this option enabled, the camera will detect the vehicle speed and display results on the Smart Search interface. You need to draw two lines(Line1 and Line2) on the live view, and fill in Camera Installation Height, Horizontal Distance1 and Horizontal Distance2, camera will combine the lines you draw and the data filled to calculate the vehicle speed. Camera Installation Height: real height of camera. Horizontal Distance1: real distance between camera pole and line1. Horizontal Distance2: real distance between camera pole and line2.
Effective Time	You can choose Customize to set effective time manually, or choose Auto Mode which can automatically switch to night mode according to illumination intensity.
Level	Level 1~10 are available. Note: Minimum Shutter of each Level : 1- 1/250, 2- 1/500, 3- 1/750, 4- 1/1000, 5- 1/2000.

[Detection Settings]

Step3: Check the check box “Enable License Plate Recognition”, you can draw the screen to select area interested.

Table 3. Description of the buttons
Parameters	Function Introduction
Add	Draw the screen to select the area interested, then click “Add”button to add the area, only four recognition areas can be added. You can edit the name of the area or delete the area in the list below. Note: Only license plates larger than 150 pixels can be recognized.
Clear	Click the "Clear" button to clear the area being drawn.
Delete All	Click the "Delete All" button to delete all the added areas.

Step4: Set Detection Settings.

Table 4. Description of the buttons
Parameters	Function Introduction
Processing Resolution	Resolution of the stream for LPR analysis, including 19201280, 1280720, 640360, 320176.
Detection Trigger	Always: in this mode, camera will always detect license plates. Alarm Input: in this mode, camera will only detect license plates during Alarm Input is being triggered.
Repeat Plate Checktime	Set the time interval for repeatedly reading license plates to effectively avoid duplicate identification of parking vehicles. You can set Repeat Plate Checktime from 0 to 60min or 0 to 60000ms.
License Plate Serial Format	License Plate Serial Format function supports formulating identification rules and can automatically do further processing, filter license plates in non-compliant formats to achieve more intelligent and accurate license plate recognition.
Features Identification	Check Country/Region(Only for LPR2), Direction Region, Direction or All to enable Feature Identification, it will display the corresponding information on the Smart Search interface.

Step5: Set LPR Message Post Settings.

Table 5. Description of the buttons
Parameters	Function Introduction
Enable LPR Message Post	Check the checkbox to enable LPR Message Post. It will push information to some third-party devices or software that are compatible with ours.
Post Type	Information can be pushed by RTSP, TCP or HTTP.
HTTP Method	There are two HTTP push methods, including Post and Get.
Snapshot Type	Three kinds of snapshot can be chosen: All, License Plate and Full Snapshot. When you choose All, License Plate Snapshot and Full Snapshot will be pushed. Note: This option is available just for Post HTTP Method.
HTTP Notification URL	LPR camera can use the API URL to send LPR information to back-end devices when the license plate is recognized. API URL format fills as below: http://IP:Port/api/lpr?
User Name	Receiver name
Password	Receiver Password

[Schedule Settings]

Step6: Schedule Settings.

Table 6. Description of the buttons
Parameters	Function Introduction
	Copy the schedule area to another date.
	Select all schedule.
	Clear all schedule.