title: how to find spatial frequencies of line in a image in matlab
body: <p>I'm interested to find the spatial frequencies corresponding to this line from the entire image as shown in this link  <a href="http://tinypic.com/view.php?pic=a0fi9i&amp;s=5" rel="nofollow noreferrer">http://tinypic.com/view.php?pic=a0fi9i&amp;s=5</a></p>
  
  <p>[EDIT: uploaded pic]
  <img src="https://i.stack.imgur.com/USzLR.jpg" alt="enter image description here">
  can anyone suggest ideas how to find these spatial frequencies?</p>
  
  <p>Thanks in advance.</p>