OpenCV - Ask OpenCV Questions, Get OpenCV Answers
Oct 15, 2025 · OpenCV (Open Source Computer Vision Library) is an open source computer vision and machine learning (AI) software library.
Build fails during compilation of cudaimgproc - build - OpenCV
Dec 31, 2024 · Hello, I am trying to compile opencv-4.10.0 from source but I am running into a sudden failure during compilation. Below is at the point where make suddenly fails: [ 66%] Built …
Download haarcascade_frontalface_default.xml - OpenCV Q&A …
Jul 26, 2020 · How do I do this from github? I'm using Windows/Pycharm
Hand-eye calibration advice - Python - OpenCV
Dec 3, 2024 · Hello, I would be very thankful for any advice regarding openCV hand-eye calibration. I am working on robotic station, where I need to pick planary objects using 7-DOF …
Build OpenCV with Cuda - C++ - OpenCV
Mar 7, 2025 · I am building an OpenCV library by Cmake with Cuda. My GPU and Cuda Toolkit are GTX1650 and v12.8, respectively. The command is following: cmake -G "Visual Studio 17 …
Attribute Error: module 'cv2' has no attribute 'face' - OpenCV Q&A …
Oct 8, 2017 · The problem seems to be that python does not know to look for "face" attribute in the opencv_contrib-3.3.0 folder for some reason. Any suggestions would be very appreciated! …
DLL load failed while importing cv2 - Python - OpenCV
Aug 29, 2023 · But when I try to import cv2 in python idle, it appears the following error: Traceback (most recent call last): File "<pyshell#1>", line 1, in <module> import cv2 …
Can't open/read file: check file path/integrity - C++ - OpenCV
Jan 20, 2025 · Hello friends. The following program WORKED to read image files, but it stopped working and gave the following error: global loadsave.cpp:268 cv::findDecoder imread_ (''): …
OpenCV with CUDA support – unsupported visual studio version …
Mar 26, 2025 · Good morning, I am currently experiencing an issue building OpenCV with Cuda support. Following the process of using cmake to configure and generate I am building in …
Cannot install Open-CV - Python - OpenCV
Mar 24, 2023 · Yes, I have tried updating pip. I used pip install --upgrade pip pip3 install --upgrade pip pip install --upgrade pip setuptools wheel pip3 install --upgrade pip setuptools wheel How …