Package boofcv.alg.fiducial.qrcode

Class QrCodeMaskPattern

java.lang.Object

boofcv.alg.fiducial.qrcode.QrCodeMaskPattern

public abstract class QrCodeMaskPattern
extends Object

Masks that are applied to QR codes to ensure that there are no regions with "structure" in them. Avoid accidentally having patterns that look like a finder pattern or alignment pattern.

Field Summary

Fields

Modifier and Type	Field	Description
static final QrCodeMaskPattern	M000
static final QrCodeMaskPattern	M001
static final QrCodeMaskPattern	M010
static final QrCodeMaskPattern	M011
static final QrCodeMaskPattern	M100
static final QrCodeMaskPattern	M101
static final QrCodeMaskPattern	M110
static final QrCodeMaskPattern	M111

Constructor Summary

Constructors

Modifier	Constructor	Description
protected	QrCodeMaskPattern(int bits)

Method Summary

Modifier and Type	Method	Description
abstract int	apply(int row, int col, int bitValue)	Applies the mask to the specified bit.
static QrCodeMaskPattern	lookupMask(int maskPattern)
static QrCodeMaskPattern	lookupMask(String maskPattern)
String	toString()
static List<QrCodeMaskPattern>	values()

Methods inherited from class java.lang.Object

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

Field Details

M000

public static final QrCodeMaskPattern M000

M001

public static final QrCodeMaskPattern M001

M010

public static final QrCodeMaskPattern M010

M011

public static final QrCodeMaskPattern M011

M100

public static final QrCodeMaskPattern M100

M101

public static final QrCodeMaskPattern M101

M110

public static final QrCodeMaskPattern M110

M111

public static final QrCodeMaskPattern M111

Constructor Details

QrCodeMaskPattern

protected QrCodeMaskPattern(int bits)

Method Details

values

public static List<QrCodeMaskPattern> values()

apply

public abstract int apply(int row,
 int col,
 int bitValue)

Applies the mask to the specified bit. grid coordinates are relative to top left corner (0,0)

Parameters:

row - module row

col - module column

bitValue - value of the bit. 0 or 1

Returns:

value after masking has been applied

lookupMask

public static QrCodeMaskPattern lookupMask(int maskPattern)

lookupMask

public static QrCodeMaskPattern lookupMask(String maskPattern)

toString

public String toString()

Overrides:

toString in class Object