Package com.google.zxing.pdf417.detector

Class Detector

java.lang.Object

com.google.zxing.pdf417.detector.Detector

public final class Detector
extends Object

Encapsulates logic that can detect a PDF417 Code in an image, even if the PDF417 Code is rotated or skewed, or partially obscured.

Author:

SITA Lab (kevin.osullivan@sita.aero), dswitkin@google.com (Daniel Switkin), Guenther Grau

Method Summary

Modifier and Type	Method	Description
static PDF417DetectorResult	detect(BinaryBitmap image, Map<DecodeHintType,?> hints, boolean multiple)	Detects a PDF417 Code in an image.

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Method Details

detect

public static PDF417DetectorResult detect(BinaryBitmap image,
 Map<DecodeHintType,?> hints,
 boolean multiple)
                                   throws NotFoundException

Detects a PDF417 Code in an image. Checks 0, 90, 180, and 270 degree rotations.

Parameters:

image - barcode image to decode

hints - optional hints to detector

multiple - if true, then the image is searched for multiple codes. If false, then at most one code will be found and returned

Returns:

PDF417DetectorResult encapsulating results of detecting a PDF417 code

Throws:

NotFoundException - if no PDF417 Code can be found