org.opencv.objdetect

Class HOGDescriptor

java.lang.Object

org.opencv.objdetect.HOGDescriptor

public class HOGDescriptor
extends java.lang.Object

Field Summary

Fields

Modifier and Type	Field and Description
static int	DEFAULT_NLEVELS
static int	L2Hys

Constructor Summary

Constructors

Constructor and Description
HOGDescriptor()
HOGDescriptor(Size _winSize, Size _blockSize, Size _blockStride, Size _cellSize, int _nbins)
HOGDescriptor(Size _winSize, Size _blockSize, Size _blockStride, Size _cellSize, int _nbins, int _derivAperture, double _winSigma, int _histogramNormType, double _L2HysThreshold, boolean _gammaCorrection, int _nlevels)
HOGDescriptor(java.lang.String filename)

Method Summary

Methods

Modifier and Type	Method and Description
boolean	checkDetectorSize()
void	compute(Mat img, MatOfFloat descriptors)
void	compute(Mat img, MatOfFloat descriptors, Size winStride, Size padding, MatOfPoint locations)
void	computeGradient(Mat img, Mat grad, Mat angleOfs)
void	computeGradient(Mat img, Mat grad, Mat angleOfs, Size paddingTL, Size paddingBR)
void	detect(Mat img, MatOfPoint foundLocations, MatOfDouble weights)
void	detect(Mat img, MatOfPoint foundLocations, MatOfDouble weights, double hitThreshold, Size winStride, Size padding, MatOfPoint searchLocations)
void	detectMultiScale(Mat img, MatOfRect foundLocations, MatOfDouble foundWeights)
void	detectMultiScale(Mat img, MatOfRect foundLocations, MatOfDouble foundWeights, double hitThreshold, Size winStride, Size padding, double scale, double finalThreshold, boolean useMeanshiftGrouping)
Size	get_blockSize()
Size	get_blockStride()
Size	get_cellSize()
int	get_derivAperture()
boolean	get_gammaCorrection()
int	get_histogramNormType()
double	get_L2HysThreshold()
int	get_nbins()
int	get_nlevels()
MatOfFloat	get_svmDetector()
double	get_winSigma()
Size	get_winSize()
static MatOfFloat	getDaimlerPeopleDetector()
static MatOfFloat	getDefaultPeopleDetector()
long	getDescriptorSize()
double	getWinSigma()
boolean	load(java.lang.String filename)
boolean	load(java.lang.String filename, java.lang.String objname)
void	save(java.lang.String filename)
void	save(java.lang.String filename, java.lang.String objname)
void	setSVMDetector(Mat _svmdetector)

Methods inherited from class java.lang.Object

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

Field Detail

DEFAULT_NLEVELS

public static final int DEFAULT_NLEVELS

See Also:

Constant Field Values

L2Hys

public static final int L2Hys

See Also:

Constant Field Values

Constructor Detail

HOGDescriptor

public HOGDescriptor()

HOGDescriptor

public HOGDescriptor(Size _winSize,
             Size _blockSize,
             Size _blockStride,
             Size _cellSize,
             int _nbins)

HOGDescriptor

public HOGDescriptor(Size _winSize,
             Size _blockSize,
             Size _blockStride,
             Size _cellSize,
             int _nbins,
             int _derivAperture,
             double _winSigma,
             int _histogramNormType,
             double _L2HysThreshold,
             boolean _gammaCorrection,
             int _nlevels)

HOGDescriptor

public HOGDescriptor(java.lang.String filename)

Method Detail

checkDetectorSize

public boolean checkDetectorSize()

compute

public void compute(Mat img,
           MatOfFloat descriptors)

compute

public void compute(Mat img,
           MatOfFloat descriptors,
           Size winStride,
           Size padding,
           MatOfPoint locations)

computeGradient

public void computeGradient(Mat img,
                   Mat grad,
                   Mat angleOfs)

computeGradient

public void computeGradient(Mat img,
                   Mat grad,
                   Mat angleOfs,
                   Size paddingTL,
                   Size paddingBR)

detect

public void detect(Mat img,
          MatOfPoint foundLocations,
          MatOfDouble weights)

detect

public void detect(Mat img,
          MatOfPoint foundLocations,
          MatOfDouble weights,
          double hitThreshold,
          Size winStride,
          Size padding,
          MatOfPoint searchLocations)

detectMultiScale

public void detectMultiScale(Mat img,
                    MatOfRect foundLocations,
                    MatOfDouble foundWeights)

detectMultiScale

public void detectMultiScale(Mat img,
                    MatOfRect foundLocations,
                    MatOfDouble foundWeights,
                    double hitThreshold,
                    Size winStride,
                    Size padding,
                    double scale,
                    double finalThreshold,
                    boolean useMeanshiftGrouping)

get_blockSize

public Size get_blockSize()

get_blockStride

public Size get_blockStride()

get_cellSize

public Size get_cellSize()

get_derivAperture

public int get_derivAperture()

get_gammaCorrection

public boolean get_gammaCorrection()

get_histogramNormType

public int get_histogramNormType()

get_L2HysThreshold

public double get_L2HysThreshold()

get_nbins

public int get_nbins()

get_nlevels

public int get_nlevels()

get_svmDetector

public MatOfFloat get_svmDetector()

get_winSigma

public double get_winSigma()

get_winSize

public Size get_winSize()

getDaimlerPeopleDetector

public static MatOfFloat getDaimlerPeopleDetector()

getDefaultPeopleDetector

public static MatOfFloat getDefaultPeopleDetector()

getDescriptorSize

public long getDescriptorSize()

getWinSigma

public double getWinSigma()

load

public boolean load(java.lang.String filename)

load

public boolean load(java.lang.String filename,
           java.lang.String objname)

save

public void save(java.lang.String filename)

save

public void save(java.lang.String filename,
        java.lang.String objname)

setSVMDetector

public void setSVMDetector(Mat _svmdetector)