IdentityProcessor

The IdentityProcessor class provides utility APIs for processing identity documents.

findPortraitZone

Finds the precise location of the portrait zone on an identity document.

static findPortraitZone(cvRouter: CaptureVisionRouter): Promise<Quadrilateral | null>;

Parameters

cvRouter: A CaptureVisionRouter instance used to perform the detection.

Return Value

A promise that resolves with a Quadrilateral object defining the precise location of the portrait zone found in the image, or null if no portrait zone is detected.

See also

• Quadrilateral

Code snippet

let router = await Dynamsoft.CVR.CaptureVisionRouter.createInstance();
const quad = await Dynamsoft.IdentityUtility.IdentityProcessor.findPortraitZone(router);
if (quad) {
    console.log("Portrait zone found:", quad);
} else {
    console.log("No portrait zone detected.");
}

Remarks

Added in CaptureVisionBundle version 3.4.2000. Starting from version 3.6.2000, a CaptureVisionRouter instance is required as a parameter.