TrackingContext (OpenIMAJ master project 1.3.10 API)

java.lang.Object
- org.openimaj.video.tracking.klt.TrackingContext

public class TrackingContext
extends Object

klt.c Kanade-Lucas-Tomasi tracker

Field Summary

Fields
Modifier and Type	Field and Description
`protected static float`	`_affine_max_displacement_differ`
`protected static int`	`_affine_max_iterations`
`protected static float`	`_affine_max_residue`
`protected static float`	`_affine_min_displacement`
`protected static int`	`_affine_window_size`
`protected static int`	`_affineConsistencyCheck`
`protected static float`	`_grad_sigma`
`protected static boolean`	`_lighting_insensitive`
`protected static int`	`_max_iterations`
`protected static float`	`_max_residue`
`protected static float`	`_min_determinant`
`protected static float`	`_min_displacement`
`protected static int`	`_min_eigenvalue`
`protected static int`	`_mindist`
`protected static int`	`_nSkippedPixels`
`protected static float`	`_pyramid_sigma_fact`
`protected static int`	`_search_range`
`protected static boolean`	`_sequentialMode`
`protected static float`	`_smooth_sigma_fact`
`protected static boolean`	`_smoothBeforeSelecting`
`protected static float`	`_step_factor`
`protected static int`	`_window_size`
`protected static boolean`	`_writeInternalImages`

Constructor Summary

Constructors
Constructor and Description

TrackingContext()
KLTCreateTrackingContext

Constructors
Constructor and Description
`TrackingContext()` KLTCreateTrackingContext

Method Summary

All Methods Instance Methods Concrete Methods
Modifier and Type	Method and Description
`void`	`changeTCPyramid(int search_range)` KLTChangeTCPyramid
`void`	`computeGradients(FImage img, float sigma, FImage gradx, FImage grady)` _KLTComputeGradients
`int`	`getAffineConsistencyCheck()`
`int`	`getMaxIterations()`
`float`	`getMaxResidue()`
`float`	`getMinDeterminant()`
`float`	`getMinDisplacement()`
`int`	`getMinDist()`
`int`	`getMinEigenvalue()`
`PyramidSet`	`getPreviousPyramid()`
`float`	`getStepFactor()`
`int`	`getSubsampling()`
`Shape`	`getTargetArea()`
`int`	`getWindowHeight()`
`int`	`getWindowWidth()`
`boolean`	`isLightingInsensitive()`
`PyramidSet`	`previousPyramidSet()`
`boolean`	`sequentialMode()`
`void`	`setAffineConsistencyCheck(int affineConsistencyCheck)` Enable or disable the affine consistency check
`void`	`setLightingInsensitive(boolean lighting_insensitive)` Enable or disable lighting insensitivity
`void`	`setMaxIterations(int max_iterations)` Set the maximum number of iterations
`void`	`setMaxResidue(float max_residue)` Set the maximum residue
`void`	`setMinDeterminant(float min_determinant)` Set the minimum determinant
`void`	`setMinDisplacement(float min_displacement)` Set the minimum displacement
`void`	`setMinDist(int mindist)` Set the minimum distance
`void`	`setMinEigenvalue(int min_eigenvalue)` Set the minimum eigenvalue
`void`	`setPreviousPyramid(PyramidSet pyr)`
`void`	`setSequentialMode(boolean sequentialMode)` Enable or disable sequential mode
`void`	`setStepFactor(float step_factor)` Set the step factor
`void`	`setSubsampling(int subsampling)` Set the amount of subsampling
`void`	`setTargetArea(Shape targetArea)` Set the target
`void`	`setWindowHeight(int window_height)` Set the window height
`void`	`setWindowWidth(int window_width)` Set the window width
`void`	`setWriteInternalImages(boolean writeInternalImages)` Enable or disable writing of internal images to disk
`String`	`toString()` KLTPrintTrackingContext
`void`	`updateTCBorder()` Updates border, which is dependent upon smooth_sigma_fact, pyramid_sigma_fact, window_size, and subsampling
`boolean`	`writeInternalImages()`

Methods inherited from class java.lang.Object
clone, equals, finalize, getClass, hashCode, notify, notifyAll, wait, wait, wait

- Field Detail
  - _mindist
```
protected static final int _mindist
```
    See Also:
    
    Constant Field Values
  - _window_size
```
protected static final int _window_size
```
    See Also:
    
    Constant Field Values
  - _min_eigenvalue
```
protected static final int _min_eigenvalue
```
    See Also:
    
    Constant Field Values
  - _min_determinant
```
protected static final float _min_determinant
```
    See Also:
    
    Constant Field Values
  - _min_displacement
```
protected static final float _min_displacement
```
    See Also:
    
    Constant Field Values
  - _max_iterations
```
protected static final int _max_iterations
```
    See Also:
    
    Constant Field Values
  - _max_residue
```
protected static final float _max_residue
```
    See Also:
    
    Constant Field Values
  - _grad_sigma
```
protected static final float _grad_sigma
```
    See Also:
    
    Constant Field Values
  - _smooth_sigma_fact
```
protected static final float _smooth_sigma_fact
```
    See Also:
    
    Constant Field Values
  - _pyramid_sigma_fact
```
protected static final float _pyramid_sigma_fact
```
    See Also:
    
    Constant Field Values
  - _step_factor
```
protected static final float _step_factor
```
    See Also:
    
    Constant Field Values
  - _sequentialMode
```
protected static boolean _sequentialMode
```
  - _lighting_insensitive
```
protected static final boolean _lighting_insensitive
```
    See Also:
    
    Constant Field Values
  - _affineConsistencyCheck
```
protected static final int _affineConsistencyCheck
```
    See Also:
    
    Constant Field Values
  - _affine_window_size
```
protected static final int _affine_window_size
```
    See Also:
    
    Constant Field Values
  - _affine_max_iterations
```
protected static final int _affine_max_iterations
```
    See Also:
    
    Constant Field Values
  - _affine_max_residue
```
protected static final float _affine_max_residue
```
    See Also:
    
    Constant Field Values
  - _affine_min_displacement
```
protected static final float _affine_min_displacement
```
    See Also:
    
    Constant Field Values
  - _affine_max_displacement_differ
```
protected static final float _affine_max_displacement_differ
```
    See Also:
    
    Constant Field Values
  - _smoothBeforeSelecting
```
protected static final boolean _smoothBeforeSelecting
```
    See Also:
    
    Constant Field Values
  - _writeInternalImages
```
protected static final boolean _writeInternalImages
```
    See Also:
    
    Constant Field Values
  - _search_range
```
protected static final int _search_range
```
    See Also:
    
    Constant Field Values
  - _nSkippedPixels
```
protected static final int _nSkippedPixels
```
    See Also:
    
    Constant Field Values
- Constructor Detail
  - TrackingContext
```
public TrackingContext()
```
    KLTCreateTrackingContext
- Method Detail
  - previousPyramidSet
```
public PyramidSet previousPyramidSet()
```
    Returns:
    
    a PyramidSet of the previous image's pyramids. Null if not previous image
  - toString
```
public String toString()
```
    KLTPrintTrackingContext
    
    Overrides:
    
    toString in class Object
  - changeTCPyramid
```
public void changeTCPyramid(int search_range)
```
    KLTChangeTCPyramid
    
    Parameters:
    
    search_range -
  - updateTCBorder
```
public void updateTCBorder()
```
    Updates border, which is dependent upon smooth_sigma_fact, pyramid_sigma_fact, window_size, and subsampling
  - computeGradients
```
public void computeGradients(FImage img,
                             float sigma,
                             FImage gradx,
                             FImage grady)
```
    _KLTComputeGradients
    
    Parameters:
    
    img -
    
    sigma -
    
    gradx -
    
    grady -
  - getMinDist
```
public int getMinDist()
```
    Returns:
    
    the minimum distance
  - setMinDist
```
public void setMinDist(int mindist)
```
    Set the minimum distance
    
    Parameters:
    
    mindist -
  - getWindowWidth
```
public int getWindowWidth()
```
    Returns:
    
    the window width
  - setWindowWidth
```
public void setWindowWidth(int window_width)
```
    Set the window width
    
    Parameters:
    
    window_width -
  - getWindowHeight
```
public int getWindowHeight()
```
    Returns:
    
    the window height
  - setWindowHeight
```
public void setWindowHeight(int window_height)
```
    Set the window height
    
    Parameters:
    
    window_height -
  - sequentialMode
```
public boolean sequentialMode()
```
    Returns:
    
    true if in sequential mode; false otherwise.
  - setSequentialMode
```
public void setSequentialMode(boolean sequentialMode)
```
    Enable or disable sequential mode
    
    Parameters:
    
    sequentialMode -
  - writeInternalImages
```
public boolean writeInternalImages()
```
    Returns:
    
    true if internal images are written; false otherwise
  - setWriteInternalImages
```
public void setWriteInternalImages(boolean writeInternalImages)
```
    Enable or disable writing of internal images to disk
    
    Parameters:
    
    writeInternalImages -
  - isLightingInsensitive
```
public boolean isLightingInsensitive()
```
    Returns:
    
    true if lighting insensitivity is enabled; false otherwise.
  - setLightingInsensitive
```
public void setLightingInsensitive(boolean lighting_insensitive)
```
    Enable or disable lighting insensitivity
    
    Parameters:
    
    lighting_insensitive -
  - getMinEigenvalue
```
public int getMinEigenvalue()
```
    Returns:
    
    the minimum eigenvalue
  - setMinEigenvalue
```
public void setMinEigenvalue(int min_eigenvalue)
```
    Set the minimum eigenvalue
    
    Parameters:
    
    min_eigenvalue -
  - getMinDeterminant
```
public float getMinDeterminant()
```
    Returns:
    
    the minimum determinant
  - setMinDeterminant
```
public void setMinDeterminant(float min_determinant)
```
    Set the minimum determinant
    
    Parameters:
    
    min_determinant -
  - getMinDisplacement
```
public float getMinDisplacement()
```
    Returns:
    
    the minimum displacement
  - setMinDisplacement
```
public void setMinDisplacement(float min_displacement)
```
    Set the minimum displacement
    
    Parameters:
    
    min_displacement -
  - getMaxIterations
```
public int getMaxIterations()
```
    Returns:
    
    the maximum number of iterations
  - setMaxIterations
```
public void setMaxIterations(int max_iterations)
```
    Set the maximum number of iterations
    
    Parameters:
    
    max_iterations -
  - getMaxResidue
```
public float getMaxResidue()
```
    Returns:
    
    the maximum residue
  - setMaxResidue
```
public void setMaxResidue(float max_residue)
```
    Set the maximum residue
    
    Parameters:
    
    max_residue -
  - getStepFactor
```
public float getStepFactor()
```
    Returns:
    
    the step factor
  - setStepFactor
```
public void setStepFactor(float step_factor)
```
    Set the step factor
    
    Parameters:
    
    step_factor -
  - getSubsampling
```
public int getSubsampling()
```
    Returns:
    
    the amount of subsampling
  - setSubsampling
```
public void setSubsampling(int subsampling)
```
    Set the amount of subsampling
    
    Parameters:
    
    subsampling -
  - getAffineConsistencyCheck
```
public int getAffineConsistencyCheck()
```
    Returns:
    
    true if the affine consistency check is enabled; false otherwise.
  - setAffineConsistencyCheck
```
public void setAffineConsistencyCheck(int affineConsistencyCheck)
```
    Enable or disable the affine consistency check
    
    Parameters:
    
    affineConsistencyCheck -
  - setTargetArea
```
public void setTargetArea(Shape targetArea)
```
    Set the target
    
    Parameters:
    
    targetArea -
  - getTargetArea
```
public Shape getTargetArea()
```
    Returns:
    
    the target area
  - setPreviousPyramid
```
public void setPreviousPyramid(PyramidSet pyr)
```
    Parameters:
    
    pyr - set the previous pyramids
  - getPreviousPyramid
```
public PyramidSet getPreviousPyramid()
```
    Returns:
    
    the previous pyramid

Class TrackingContext

Field Summary

Constructor Summary

Method Summary

Methods inherited from class java.lang.Object

Field Detail

_mindist

_window_size

_min_eigenvalue

_min_determinant

_min_displacement

_max_iterations

_max_residue

_grad_sigma

_smooth_sigma_fact

_pyramid_sigma_fact

_step_factor

_sequentialMode

_lighting_insensitive

_affineConsistencyCheck

_affine_window_size

_affine_max_iterations

_affine_max_residue

_affine_min_displacement

_affine_max_displacement_differ

_smoothBeforeSelecting

_writeInternalImages

_search_range

_nSkippedPixels

Constructor Detail

TrackingContext

Method Detail

previousPyramidSet

toString

changeTCPyramid

updateTCBorder

computeGradients

getMinDist

setMinDist

getWindowWidth

setWindowWidth

getWindowHeight

setWindowHeight

sequentialMode

setSequentialMode

writeInternalImages

setWriteInternalImages

isLightingInsensitive

setLightingInsensitive

getMinEigenvalue

setMinEigenvalue

getMinDeterminant

setMinDeterminant

getMinDisplacement

setMinDisplacement

getMaxIterations

setMaxIterations

getMaxResidue

setMaxResidue

getStepFactor

setStepFactor

getSubsampling

setSubsampling

getAffineConsistencyCheck

setAffineConsistencyCheck

setTargetArea

getTargetArea

setPreviousPyramid

getPreviousPyramid