OpenCV - Ask OpenCV Questions, Get OpenCV Answers
Oct 24, 2025 · OpenCV (Open Source Computer Vision Library) is an open source computer vision and machine learning (AI) software library.
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 …
Opencv Rtsp Stream timeout - Python - OpenCV
Feb 17, 2025 · I have an RTSP URL for streaming from a CCTV camera, but I get the following error: [ WARN:[email protected]] global cap_ffmpeg_impl.hpp:453 …
Kotlin OpenCV4.7 Integration Error - Android/Java - OpenCV
Apr 27, 2023 · Hi there, I’m new to OpenCV and I’m trying to integrate it to my new Android Project. I was able to import the SDK as a module, but when I added it as a dependency to the …
Missing lib files while building with Visual Studio 2022 - build
Nov 13, 2024 · 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 …
Download haarcascade_frontalface_default.xml - OpenCV Q&A …
Jul 26, 2020 · How do I do this from github? I'm using Windows/Pycharm
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 …
Opencv 4.11.0 on baremetal - arm - OpenCV
Apr 16, 2025 · I have seen some posts asking about using opencv on arm baremetal environment. I would say yes, opencv can be compiled in arm cross compiler and used in arm …
A Straightforward method to build ffmpeg for OpenCV?
Apr 14, 2022 · I have been working and doing research into how to build the opencv_ffmpegxxx.dll. I’m working with OpenCV 4.5.5, the contrib modules and Visual Studio …
DLLs for parallel execution - build - OpenCV
May 11, 2021 · Don’t worry, your OpenCV probably has built-in parallel backend too, you can check it in the cmake configuration output or by printing output of getBuildInformation() …