EdgeDrawing segmentation fault

Author: cole-ddaCreated Jan 20, 2023Updated Sep 2, 2026
Labelsbugcategory: ximgproc

System Information

opencv-contrib-python-headless 4.6.0.66 Operating System / Platform: mac 12.6.2 Python Version: 3.9 - 3.11

Detailed description

[1] 45704 segmentation fault

Steps to reproduce

python
def test(file:str):
    import cv2
    import numpy as np
    img = cv2.imread(file)
    img2=cv2.cvtColor(img,cv2.COLOR_BGR2GRAY)
    ed = cv2.ximgproc.createEdgeDrawing()
    ed.detectEdges(img2)
    #when import rich library
    #throw segmentation fault
    #pip install rich
    import rich.console
    lines = ed.detectLines()

Issue submission checklist

  • I report the issue, it's not a question
  • I checked the problem with documentation, FAQ, open issues, forum.opencv.org, Stack Overflow, etc and have not found any solution
  • I updated to the latest OpenCV version and the issue is still there
  • There is reproducer code and related data files (videos, images, onnx, etc)