Top "Canny-operator" questions

The Canny edge detector is an edge detection operator that uses a multi-stage algorithm to detect a wide range of edges in images.

How to detect edge and crop an image in Python

I'm new to Image Processing in Python and I'm trying to solve a common problem. I have an image having …

python opencv image-processing pillow canny-operator
How do I detect polygon contours that I drew by using opencv?

I'm new to OpenCV. I know that many ways exist for detecting contours of polygons. But, how do I detect …

c++ opencv canny-operator
Adaptive parameter for Canny Edge

I'm using a project using OpenCV for detecting a card that will be place on a atable. I have successfully …

opencv graphics computer-vision canny-operator
Can Canny in OpenCV deal with both grayscale and color images?

I have some questions about the Canny edge detector in OpenCV. Here is the code I tried. def auto_canny(…

python opencv computer-vision edge-detection canny-operator