I have a photo with crack and i would like to measure this crack width automatically with matlab code. So, how to call the photo to matlab script and let matlab read as a pixels and then ask to compute the crack width?

Answer 1

[Dr S.N KUMAR]

Save your image in any one of format say .jpg or .png

use imread() command to call the image and use regionprops()to determine dimensions

[Ahmed Wagih]

Thank you very much but still my question is how to measure the distance between the first white point and the last one in the y axis at different value in x axis. For example and for clarifying my needs, in the attached image, at different x, i would like to measure w.