Getting coordinate for Matlab image processing

Question

I create a program in MATLAB that loaded a video and then selected an object. After that video start to run I can follow the object that I have been selected. The object is tracking in the binary video. usually it's just 3 or 4 pixel, but the coordinate of those pixels (I mean object). How can I do this?

Answer 1

get(hpanel,'position')

将返回一个矩形为[left bottom width height]的4元素向量。