find the connectivity and assign the labeling by making own function

hello i want find the connectivity and assign the labelling by making own function so any one can please give the answer that how to do so?

[Dishant Arora]

There are a series of blogs under the category Connected Component Labeling in the steve's blog which discusses different algorithms. Steve on Image Processing.

Answer 1

[Image Analyst]

See pseudo code here: http://en.wikipedia.org/wiki/Connected-component_labeling