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  1. OpenCV - Ask OpenCV Questions, Get OpenCV Answers

    Nov 5, 2025 · OpenCV (Open Source Computer Vision Library) is an open source computer vision and machine learning (AI) software library.

  2. Unable to compile CUDA Version - Python - OpenCV

    Apr 25, 2025 · 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 …

  3. Download haarcascade_frontalface_default.xml - OpenCV Q&A …

    Jul 26, 2020 · How do I do this from github? I'm using Windows/Pycharm

  4. How to use Thin Plate Spline Shape Transformer correctly?

    Oct 30, 2024 · other “warp” functions in opencv will implicitly invert the given transform, e.g. an affine or homography matrix, such that the result is the expected forward transform. you might …

  5. OpenCV 5 Roadmap? - opencv-50 - OpenCV

    Jun 11, 2025 · 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 …

  6. 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_ (''): …

  7. Python - OpenCV

    Dec 3, 2020 · The Python Category is for discussion of Python coding issues, optimizations, or questions associated with OpenCV. Please keep discussion limited to OpenCV related topics. …

  8. Error: OpenCV(4.11.0) error: (-5:Bad argument) in function 'imshow'

    Apr 4, 2025 · 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 …

  9. Corners identification with OpenCV.js - javascript - OpenCV

    Apr 7, 2025 · the opencv.js project was a GSoC project, a kind of feasibility study. there is hardly any code using it for LLMs to learn from. approxPolyDP was never useful for things with …

  10. Missing opencv dlls - OpenCV

    Nov 15, 2024 · OpenCV is attempting to load GTK-based libraries for its GUI (opencv_highgui_gtk4100_64.dll, opencv_highgui_gtk34100_64.dll, etc.), but it is failing to do …