DetectEdges

Detects the edges in the current image using various one and two dimensional algorithms. If the greyscale parameter is set to false the detected edges will maintain the pixel colors of the originl image.

Added version 4.1.0

Available filters are:

kayyali
kirsch
laplacian3X3
laplacian5X5
laplacianffgaussian
prewitt
robertscross
scharr
sobel

Requests are passed thus:

http://your-image?detectedges=kayyali&greyscale=false

Examples

Original

Original image

Kayyali

Image with kayyali filter applied

Kirsch

Image with kirsch filter applied

Laplacian3X3

Image with laplacian 3X3 filter applied

Laplacian5X5

Image with laplacian 5X5 filter applied

LaplacianOfGaussian

Image with laplacian gaussian filter applied

Prewitt

Image with prewitt filter applied

RobertsCross

Image with roberts cross filter applied

Scharr

Image with scharr filter applied

Sobel

Image with sobel filter applied