OpenCV - Ask OpenCV Questions, Get OpenCV Answers
2025年9月24日 · OpenCV (Open Source Computer Vision Library) is an open source computer vision and machine learning (AI) software library.
ImportError: DLL load failed while importing cv2: The ... - OpenCV
2021年1月15日 · Can you run the OpenCv test programs without issue, e.g. opencv_test_core.exe? As you are not building world you may need to make sure all the test …
OpenCV with CUDA support – unsupported visual studio version …
2025年3月26日 · 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 …
CUDA Decoder issues - Python - OpenCV
2025年3月14日 · I am trying to build OpenCV with CUDA support, it worked but now I wanted to add cudacodec as well, however I am having issues with installing the NVIDIA Video Codec …
DLL load failed while importing cv2 - Python - OpenCV
2023年8月29日 · 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 …
Unable to compile CUDA Version - Python - OpenCV
2025年4月25日 · 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 …
Missing lib files while building with Visual Studio 2022 - build
2024年11月13日 · 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 …
Missing opencv dlls - OpenCV
2024年11月15日 · 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 …
Attribute Error: module 'cv2' has no attribute 'face' - OpenCV Q&A …
2017年10月8日 · 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 …
Can't open/read file: check file path/integrity - C++ - OpenCV
2025年1月20日 · 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 …