net.semanticmetadata.lire.imageanalysis.filters

类 CannyEdgeDetector

java.lang.Object

net.semanticmetadata.lire.imageanalysis.filters.CannyEdgeDetector

public class CannyEdgeDetector
extends java.lang.Object

This class is a simple implementation of a Canny Edge Detector.

作者:

Mathias Lux, mathias@juggle.at, 05.04.13

构造器概要

构造器

构造器和说明
CannyEdgeDetector(java.awt.image.BufferedImage bimg) Create a Canny Edge Detector for the given image.
CannyEdgeDetector(java.awt.image.BufferedImage image, double thresholdHigh, double thresholdLow) Create a Canny Edge Detector for the given image.

方法概要

限定符和类型	方法和说明
java.awt.image.BufferedImage	filter() Returns the edge image in grayscale.

从类继承的方法 java.lang.Object

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

构造器详细资料

CannyEdgeDetector

public CannyEdgeDetector(java.awt.image.BufferedImage image,
                         double thresholdHigh,
                         double thresholdLow)

Create a Canny Edge Detector for the given image. Set the thresholds yourself. Use filter() to create the edge image.

参数:

image - the input image.

thresholdHigh - higher of the thresholds

thresholdLow - lower of the thresholds

CannyEdgeDetector

public CannyEdgeDetector(java.awt.image.BufferedImage bimg)

Create a Canny Edge Detector for the given image. Set the thresholds yourself. Use filter() to create the edge image.

参数:

bimg -

方法详细资料

filter

public java.awt.image.BufferedImage filter()

Returns the edge image in grayscale. Edges are black (int 0) all other pixels are white (int 255)

返回:

the filtered image.