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- OpenCV - Ask OpenCV Questions, Get OpenCV Answers
OpenCV (Open Source Computer Vision Library) is an open source computer vision and machine learning (AI) software library
- Cant open read file: check file path integrity - C++ - OpenCV
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_ (''): can't open read file: check file path integrity …
- Error: OpenCV(4. 11. 0) error: (-5:Bad argument) in function imshow
I think there was an update to the input sent to opencv in version 4 11 and it especially affects Linux-based systems The question is, how should we adjust the array inputs created with numpy in Linux-based systems in the current version?
- Download haarcascade_frontalface_default. xml - OpenCV Q A Forum
How do I do this from github? I'm using Windows Pycharm
- Unable to compile CUDA Version - Python - OpenCV
Hello guys I’m during 3 days trying to make opencv to work with CUDA I already have CUDA installed, cudnn etc What happens: After making all process described in some youtube videos, many and many times, with lots of versions of opencv, with visual studio 2019 and 2022, the last command which I should do is cmake --build “path” --target INSTALL --config Release In the example video
- OpenCV 5 Roadmap? - opencv-50 - OpenCV
OpenCV 5 is many years late Here is a quote from one of their old announcements: “In 2020, OpenCV 5 0 is coming out with an emphasis on deep learning and better performance on lower-power computing platforms The other OpenCV 5 0 highlights are: Julia and Swift bindings, new 3D vision algorithms with elements of SLAM” scien June 18, 2025
- DLL load failed while importing cv2 - Python - OpenCV
I may be wrong but it seems like you are mixing up two different installation methods If you pip install you shouldn’t need to copy any dll’s accross If you are building from scratch then don’t pip install (pip uninstall any existing OpenCV installation first ) and read ImportError: DLL load failed while importing cv2: The specified module could not be found to see if it helps
- Missing lib files while building with Visual Studio 2022 - build - OpenCV
I tried to build OpenCV but Visual Studio only created 3 files in the build lib release folder: opencv_cudev4100 exp opencv_cudev4100 lib opencv_ts4100 lib and there are a whole bunch of LINK1181 messages about the rest of the lib files which are missing as well as a lot of MSB8066 ‘custom build exited with code 1’ errors, as well as a few C1189 ‘unsupported Microsoft Visual Studio
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