HOGDescriptor (OpenCV 3.4.2 Java documentation)
Date: 2019-04-14

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`
    `protected long` | `nativeObj`

  - ### Constructor Summary

    Constructors
    Modifier | Constructor and Description
    --- | ---
    `` | `HOGDescriptor()`
    `protected` | `HOGDescriptor(long addr)`
    `` | `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, boolean _signedGradient)`
    `` | `HOGDescriptor(java.lang.String filename)`

  - ### Method Summary

    All Methods Static Methods Instance Methods Concrete Methods
    Modifier and Type | Method and Description
    --- | ---
    `static HOGDescriptor` | `__fromPtr__(long addr)`
    `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)`
    `protected void` | `finalize()`
    `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()`
    `boolean` | `get_signedGradient()`
    `MatOfFloat` | `get_svmDetector()`
    `double` | `get_winSigma()`
    `Size` | `get_winSize()`
    `static MatOfFloat` | `getDaimlerPeopleDetector()`
    `static MatOfFloat` | `getDefaultPeopleDetector()`
    `long` | `getDescriptorSize()`
    `long` | `getNativeObjAddr()`
    `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

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

- - ### Field Detail

    - #### nativeObj

          protected final long nativeObj

    - #### L2Hys

          public static final int L2Hys

      See Also:
        Constant Field Values

    - #### DEFAULT_NLEVELS

          public static final int DEFAULT_NLEVELS

      See Also:
        Constant Field Values

  - ### Constructor Detail

    - #### HOGDescriptor

          protected HOGDescriptor(long addr)

    - #### 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,
                               boolean _signedGradient)

    - #### HOGDescriptor

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

    - #### HOGDescriptor

          public HOGDescriptor(java.lang.String filename)

    - #### HOGDescriptor

          public HOGDescriptor()

  - ### Method Detail

    - #### getNativeObjAddr

          public long getNativeObjAddr()

    - #### __fromPtr__

          public static HOGDescriptor __fromPtr__(long addr)

    - #### checkDetectorSize

          public boolean checkDetectorSize()

    - #### load

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

    - #### load

          public boolean load(java.lang.String filename)

    - #### getWinSigma

          public double getWinSigma()

    - #### getDescriptorSize

          public long getDescriptorSize()

    - #### getDaimlerPeopleDetector

          public static MatOfFloat getDaimlerPeopleDetector()

    - #### getDefaultPeopleDetector

          public static MatOfFloat getDefaultPeopleDetector()

    - #### compute

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

    - #### compute

          public void compute(Mat img,
                              MatOfFloat descriptors)

    - #### computeGradient

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

    - #### computeGradient

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

    - #### detect

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

    - #### detect

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

    - #### detectMultiScale

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

    - #### detectMultiScale

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

    - #### save

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

    - #### save

          public void save(java.lang.String filename)

    - #### setSVMDetector

          public void setSVMDetector(Mat _svmdetector)

    - #### get_winSize

          public Size get_winSize()

    - #### get_blockSize

          public Size get_blockSize()

    - #### get_blockStride

          public Size get_blockStride()

    - #### get_cellSize

          public Size get_cellSize()

    - #### get_nbins

          public int get_nbins()

    - #### get_derivAperture

          public int get_derivAperture()

    - #### get_winSigma

          public double get_winSigma()

    - #### get_histogramNormType

          public int get_histogramNormType()

    - #### get_L2HysThreshold

          public double get_L2HysThreshold()

    - #### get_gammaCorrection

          public boolean get_gammaCorrection()

    - #### get_svmDetector

          public MatOfFloat get_svmDetector()

    - #### get_nlevels

          public int get_nlevels()

    - #### get_signedGradient

          public boolean get_signedGradient()

    - #### finalize

          protected void finalize()
                           throws java.lang.Throwable

      Overrides:
        `finalize` in class `java.lang.Object`
      Throws:
        `java.lang.Throwable`

Generated on Sun Apr 14 2019 09:17:32 MDT / OpenCV unknown