detector

package
v1.0.5 Latest Latest
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This package is not in the latest version of its module.

 Go to latest Published: Apr 16, 2020 License: Apache-2.0, MIT Imports: 6 Imported by: 0

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Index

Constants

View Source 
const (
	FinderPatternFinder_CENTER_QUORUM = 2
	FinderPatternFinder_MIN_SKIP      = 3
	FinderPatternFinder_MAX_MODULES   = 97
)

Variables

This section is empty.

Functions

func AlignmentPatternFinder_centerFromEnd 

func AlignmentPatternFinder_centerFromEnd(stateCount []int, end int) float64

func Detector_createTransform 

func Detector_createTransform(topLeft, topRight, bottomLeft gozxing.ResultPoint, alignmentPattern *AlignmentPattern, dimension int) *common.PerspectiveTransform

func Detector_sampleGrid 

func Detector_sampleGrid(image *gozxing.BitMatrix, transform *common.PerspectiveTransform, dimension int) (*gozxing.BitMatrix, error)

func FinderPatternFinder_ClearCounts 

func FinderPatternFinder_ClearCounts(counts []int)

func FinderPatternFinder_ShiftCounts2 

func FinderPatternFinder_ShiftCounts2(stateCount []int)

func FinderPatternFinder_centerFromEnd 

func FinderPatternFinder_centerFromEnd(stateCount []int, end int) float64

func FinderPatternFinder_foundPatternCross 

func FinderPatternFinder_foundPatternCross(stateCount []int) bool

func FinderPatternFinder_foundPatternDiagonal 

func FinderPatternFinder_foundPatternDiagonal(stateCount []int) bool

Types

type AlignmentPattern 

type AlignmentPattern struct {
	gozxing.ResultPoint
	// contains filtered or unexported fields
}

func NewAlignmentPattern 

func NewAlignmentPattern(posX, posY, estimatedModuleSize float64) *AlignmentPattern

func (*AlignmentPattern) AboutEquals 

func (a *AlignmentPattern) AboutEquals(moduleSize, i, j float64) bool

func (*AlignmentPattern) CombineEstimate 

func (a *AlignmentPattern) CombineEstimate(i, j, newModuleSize float64) *AlignmentPattern

type AlignmentPatternFinder 

type AlignmentPatternFinder struct {
	// contains filtered or unexported fields
}

func NewAlignmentPatternFinder 

func NewAlignmentPatternFinder(image *gozxing.BitMatrix, startX, startY, width, height int, moduleSize float64, resultPointCallback gozxing.ResultPointCallback) *AlignmentPatternFinder

func (*AlignmentPatternFinder) Find 

func (this *AlignmentPatternFinder) Find() (*AlignmentPattern, gozxing.NotFoundException)

type Detector 

type Detector struct {
	// contains filtered or unexported fields
}

func NewDetector 

func NewDetector(image *gozxing.BitMatrix) *Detector

func (*Detector) Detect 

func (this *Detector) Detect(hints map[gozxing.DecodeHintType]interface{}) (*common.DetectorResult, error)

func (*Detector) DetectWithoutHints 

func (this *Detector) DetectWithoutHints() (*common.DetectorResult, error)

func (*Detector) GetImage 

func (this *Detector) GetImage() *gozxing.BitMatrix

func (*Detector) GetResultPointCallback 

func (this *Detector) GetResultPointCallback() gozxing.ResultPointCallback

func (*Detector) ProcessFinderPatternInfo 

func (this *Detector) ProcessFinderPatternInfo(info *FinderPatternInfo) (*common.DetectorResult, error)

type FinderPattern 

type FinderPattern struct {
	gozxing.ResultPoint
	// contains filtered or unexported fields
}

func NewFinderPattern 

func NewFinderPattern(posX, posY, estimatedModuleSize float64, count int) *FinderPattern

func NewFinderPattern1 

func NewFinderPattern1(posX, posY, estimatedModuleSize float64) *FinderPattern

func (*FinderPattern) AboutEquals 

func (f *FinderPattern) AboutEquals(moduleSize, i, j float64) bool

func (*FinderPattern) CombineEstimate 

func (f *FinderPattern) CombineEstimate(i, j, newModuleSize float64) *FinderPattern

func (*FinderPattern) GetCount 

func (f *FinderPattern) GetCount() int

func (*FinderPattern) GetEstimatedModuleSize 

func (f *FinderPattern) GetEstimatedModuleSize() float64

type FinderPatternFinder 

type FinderPatternFinder struct {
	// contains filtered or unexported fields
}

func NewFinderPatternFinder 

func NewFinderPatternFinder(image *gozxing.BitMatrix, resultPointCallback gozxing.ResultPointCallback) *FinderPatternFinder

func (*FinderPatternFinder) CrossCheckHorizontal 

func (f *FinderPatternFinder) CrossCheckHorizontal(startJ, centerI, maxCount, originalStateCountTotal int) float64

func (*FinderPatternFinder) CrossCheckVertical 

func (f *FinderPatternFinder) CrossCheckVertical(startI, centerJ, maxCount, originalStateCountTotal int) float64

func (*FinderPatternFinder) Find 

func (f *FinderPatternFinder) Find(hints map[gozxing.DecodeHintType]interface{}) (*FinderPatternInfo, gozxing.NotFoundException)

func (*FinderPatternFinder) FindRowSkip 

func (f *FinderPatternFinder) FindRowSkip() int

func (*FinderPatternFinder) GetCrossCheckStateCount 

func (f *FinderPatternFinder) GetCrossCheckStateCount() []int

func (*FinderPatternFinder) GetImage 

func (f *FinderPatternFinder) GetImage() *gozxing.BitMatrix

func (*FinderPatternFinder) GetPossibleCenters 

func (f *FinderPatternFinder) GetPossibleCenters() []*FinderPattern

func (*FinderPatternFinder) HandlePossibleCenter 

func (f *FinderPatternFinder) HandlePossibleCenter(stateCount []int, i, j int) bool

func (*FinderPatternFinder) HandlePossibleCenterWithPureBarcode 

func (f *FinderPatternFinder) HandlePossibleCenterWithPureBarcode(stateCount []int, i, j int, pureBarcode bool) bool

func (*FinderPatternFinder) HaveMultiplyConfirmedCenters 

func (f *FinderPatternFinder) HaveMultiplyConfirmedCenters() bool

func (*FinderPatternFinder) SelectBestPatterns 

func (f *FinderPatternFinder) SelectBestPatterns() ([]*FinderPattern, gozxing.NotFoundException)

SelectBestPatterns return the 3 best {@link FinderPattern}s from our list of candidates. The "best" are those have similar module size and form a shape closer to a isosceles right triangle. @throws NotFoundException if 3 such finder patterns do not exist

type FinderPatternInfo 

type FinderPatternInfo struct {
	// contains filtered or unexported fields
}

func NewFinderPatternInfo 

func NewFinderPatternInfo(bottomLeft, topLeft, topRight *FinderPattern) *FinderPatternInfo

func (*FinderPatternInfo) GetBottomLeft 

func (f *FinderPatternInfo) GetBottomLeft() *FinderPattern

func (*FinderPatternInfo) GetTopLeft 

func (f *FinderPatternInfo) GetTopLeft() *FinderPattern

func (*FinderPatternInfo) GetTopRight 

func (f *FinderPatternInfo) GetTopRight() *FinderPattern

Source Files

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