Introduction - If you have any usage issues, please Google them yourself
Circle and ellipse fitting type: image file seal1.jpg, seal2.jpg, coin1.jpg task: Try the above three documents outline circle or ellipse fitting out of the output requirements: 1. Each circle or ellipse fitting The center coordinates, radius, or length of the shaft length 2. the major intermediate steps and final fitting results are displayed with the OpenCV' s cvShowImage.