Configure Automatic License Plate Recognition
Configure the Automatic License Plate Recognition video analytic for each camera that runs the video analytic.
- In the Symphony server configuration interface, click .
- Select the camera on which you want to run Automatic License Plate Recognition and click Edit.
- In the Add-Ons section, click the button beside Automatic License Plate Recognition to turn it on.
- Click the Configure button beside Automatic License Plate Recognition.
- In the Overview section, configure analysis options and select whether the advanced options are hidden (simple mode on) or visible (simple mode off).
-
If the image in the Processing Mask and Plate Detection sections do not include an image that is suitable for license plate detection, update the image.
- Click Change Image.
- In the Web Access interface, use the timeline and video controls to navigate to an image that is suitable for license plate detection.
- Click Select.
-
In the Processing Mask image, define the areas that the video analytic analyzes and ignores.
- In the Drawing Mode list, select whether to draw an area to analyze or ignore.
- Using the Size slider, select the size of drawing circle.
- On the image, click and drag the drawing circle to define the areas to analyze or ignore.
-
In the Plate Detection image, draw a frame around the license plate so that the edges of the text on the license plate fall within the green frame.
- Click and drag the frame on the image.
- To move the frame, click in the middle of the green frame and drag the frame.
- To change the size of the frame, click an edge of the frame and drag the line to change the size.
- To adjust the slant and slope of the frame, click a corner of the frame and drag the corner to change the slant or slope.
- Using the Reporting Confidence slider, select how sensitive the video analytic is to potential license plates.
- Click OK.