org.openimaj.feature.local.matcher

Class MatchingUtilities

java.lang.Object

org.openimaj.feature.local.matcher.MatchingUtilities

public class MatchingUtilities
extends Object

Drawing utility useful for drawing two images and the matches between their feature points

Author:

Jonathon Hare (jsh2@ecs.soton.ac.uk), Sina Samangooei (ss@ecs.soton.ac.uk)

Constructor Summary

Constructors

Constructor and Description
MatchingUtilities()

Method Summary

Modifier and Type	Method and Description
static <T,I extends Image<T,I>> void	displayMouseOverMatches(I im1, I im2, List<Pair<Keypoint>> matches, T col) Create an interactive display of matches between two images.
static <T,I extends Image<T,I>> I	drawMatches(I im1, I im2, List<? extends Pair<? extends Point2d>> matches, T col) Draw matches between two images in the given colour.
static <T,I extends Image<T,I>> I	drawMatches(I im1, I im2, List<? extends Pair<? extends Point2d>> matches, T col, List<? extends Pair<? extends Point2d>> matches2, T col2) Draw two sets of matches between two images in the given colours.
static <T,I extends Image<T,I>> I	drawMatches(I image, List<IndependentPair<Point2d,Point2d>> matches, T col) Draw matches between two images in the given colour.

Methods inherited from class java.lang.Object

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

Constructor Detail

MatchingUtilities

public MatchingUtilities()

Method Detail

drawMatches

public static <T,I extends Image<T,I>> I drawMatches(I im1,
                                                     I im2,
                                                     List<? extends Pair<? extends Point2d>> matches,
                                                     T col)

Draw matches between two images in the given colour. Places the images side-by-side and draws a line for each match.

Type Parameters:

T - Pixel type

I - Image type

Parameters:

im1 - first image

im2 - second image

matches - matched features between images

col - the colour to draw in

Returns:

image drawn on

drawMatches

public static <T,I extends Image<T,I>> I drawMatches(I im1,
                                                     I im2,
                                                     List<? extends Pair<? extends Point2d>> matches,
                                                     T col,
                                                     List<? extends Pair<? extends Point2d>> matches2,
                                                     T col2)

Draw two sets of matches between two images in the given colours. Places the images side-by-side and draws a line for each match.

Type Parameters:

T - Pixel type

I - Image type

Parameters:

im1 - first image

im2 - second image

matches - first set of matched features between images

col - the colour to draw first set of matches in

matches2 - second set of matched features between images

col2 - the colour to draw second set of matches in

Returns:

image drawn on

drawMatches

public static <T,I extends Image<T,I>> I drawMatches(I image,
                                                     List<IndependentPair<Point2d,Point2d>> matches,
                                                     T col)

Draw matches between two images in the given colour. The lines representing the matches are drawn on a copy of the input image. The positions of the matches should represent valid points in the input image.

Type Parameters:

T - Pixel type

I - Image type

Parameters:

image - first image

matches - matched features between images

col - the colour to draw in

Returns:

image drawn on

displayMouseOverMatches

public static <T,I extends Image<T,I>> void displayMouseOverMatches(I im1,
                                                                    I im2,
                                                                    List<Pair<Keypoint>> matches,
                                                                    T col)

Create an interactive display of matches between two images.

Type Parameters:

T - Pixel type

I - Image type

Parameters:

im1 - first image

im2 - second image

matches - matched features between images

col - the colour to draw in