Clips the line against the image rectangle

[B,pt1,pt2] = cv.clipLine(imgSize, pt1, pt2)
[B,pt1,pt2] = cv.clipLine(imgRect, pt1, pt2)

Input

• imgSize Image size [w,h]. The image rectangle is [0, 0, w, h].
• imgRect Image rectangle [x, y, w, h].
• pt1 First line point [x1,y1].
• pt2 Second line point [x2,y2].

Output

• B Logical value. See below.
• pt1 First line point.
• pt2 Second line point.

The function cv.clipLine calculates a part of the line segment that is entirely within the specified rectangle. It returns false if the line segment is completely outside the rectangle. Otherwise, it returns true.