com.google.zxing.qrcode.detector

类 Detector

java.lang.Object

com.google.zxing.qrcode.detector.Detector

直接已知子类:

MultiDetector

public class Detector
extends java.lang.Object

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

作者:

Sean Owen

构造器概要

构造器

构造器和说明
Detector(BitMatrix image)

方法概要

限定符和类型	方法和说明
DetectorResult	detect() Detects a QR Code in an image.
DetectorResult	detect(java.util.Map<DecodeHintType,?> hints) Detects a QR Code in an image.

从类继承的方法 java.lang.Object

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

构造器详细资料

Detector

public Detector(BitMatrix image)

方法详细资料

detect

public DetectorResult detect()
                      throws NotFoundException,
                             FormatException

Detects a QR Code in an image.

返回:

DetectorResult encapsulating results of detecting a QR Code

抛出:

NotFoundException - if QR Code cannot be found

FormatException - if a QR Code cannot be decoded

detect

public final DetectorResult detect(java.util.Map<DecodeHintType,?> hints)
                            throws NotFoundException,
                                   FormatException

Detects a QR Code in an image.

参数:

hints - optional hints to detector

返回:

DetectorResult encapsulating results of detecting a QR Code

抛出:

NotFoundException - if QR Code cannot be found

FormatException - if a QR Code cannot be decoded