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.
Opencv Rtsp Stream timeout - Python - OpenCV
Feb 17, 2025 · Rtsp issue while streaming using opencv Python 0 943 April 27, 2021 RTSP is slow when using Opencv Python rtsp , highgui , videoio 5 8991 February 24, 2021 RTSP does …
Industrial camera, no supported videoio backend - OpenCV
Apr 23, 2022 · OpenCV’s videoio module has implemented some backends to “weird” camera interfaces that aren’t simple standard OS APIs. have a look:
Missing opencv dlls - OpenCV
Nov 15, 2024 · OpenCV has, or is in the process of gaining, a kind of runtime dispatch for some of its backends (highgui, videoio). What you’re seeing is its thought process. It will look for stuff …
OpenCV 4.9 Build for java
Aug 4, 2024 · building openCV 4.9 for java with cuda afaik, there is (still) no GPUMat support in the java api, however, you may use the dnn cuda backed, then.
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 …
CUDA Decoder issues - Python - OpenCV
Mar 14, 2025 · 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 SDK …
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 …
LANCZOS4 downsampling - imgproc - OpenCV
Oct 16, 2021 · LANCZOS4 interpolation gives expected results with upsampling but downsampling works as bad as nearest neighbor. I compare it with PIL’s LANCZOS and …
Opencv_world.dll on windows - C++ - OpenCV
Oct 8, 2024 · I dont want to depend on the opencv_world.dll. How can I do? Q2. main project bar will call the foo where foo is a library and it use the opencv.