Search for line passing through a point in edge image
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I have an color image and I converted it to gray image then I do edge detection using 'canny'. The edge image contains horizontal, vertical and inclined lines. For specific pixel (xp,yp) in the edge image, I want to search for a vertical line that pass through this point.
Can anyone help me to find to a method to search or detect a vertical line passing in this point. Your help is highly appreciated.
I started with: