OpenCV

Topic	Replies	Views	Activity
Useful Links (Read First!) Before asking a question in the forum, check out some of these resources and see if you can find a common answer. Documentation Tutorials Super Helpful Wiki Bugs and Issues Here are some additional useful links. Of…	2	22919	March 4, 2022
Welcome to OpenCV Forum!	36	15684	August 10, 2024
Contour hierarchy issue with cv2.RETR_CCOMP: Circle inside square not recognized as child Python	1	4	March 25, 2025
MultiTracker_create not in module of openCV vers 4.11.0 (openCV_contrib_python) Python tracking , contrib , programming , legacy	7	6	March 25, 2025
CUDA alphacomp issue? cuda	1	5	March 25, 2025
ANNOUNCEMENT: BPC Live Q&A This Friday 5/28 Bin-Picking Challenge	0	5	March 25, 2025
Baseline Solution exits with code 137 Bin-Picking Challenge	8	44	March 25, 2025
Comparing Two Methods for ArUco Marker Relative Pose Estimation in OpenCV Python	3	10	March 25, 2025
How to accurately segment overlapping rice grains in an image using OpenCV edge-detection	3	16	March 25, 2025
My opencv in successfully installed in Ubuntu, but my example_cmake doesn't work C++ build , historical	4	11	March 25, 2025
Cropping overlaps in merged image Python programming	2	79	March 24, 2025
VFR (Variable Frame Rate) check videoio	2	8	March 23, 2025
A way to measure distance between people walking in a room from top-view cameras	3	52	March 23, 2025
GpuMat simple operations: Error: Gpu API call (invalid configuration argument) in cv::cudev::grid_transform_detail::TransformDispatcher C++ cuda	4	27	March 23, 2025
Brightness differences in stiching Python stitching	0	17	March 20, 2025
I am having error opencv , it cant grab frames. below is the error message and the code. i am using windows windows , videoio , programming	1	20	March 20, 2025
Rectification of dissimilar stereo images Python calib3d	0	14	March 19, 2025
Event detection in videos for elderly - Eating, taking pills, falling... Is OpenCV the right tool?	3	23	March 19, 2025
What is the minimum size of pattern required in findCirclesGrid() or findChessboardCorners()? C++ calib3d	0	12	March 19, 2025
Timeout when grabbing frame from RTSP stream, from inside WSL2 Python rtsp , wsl	5	39	March 19, 2025
Fisheye Stereo ChAruco calibration Python calib3d , fisheye , aruco	0	24	March 18, 2025
Question about participation Bin-Picking Challenge	1	58	March 18, 2025
Reviewing My Approach for Relative Transformation Between ArUco Markers in OpenCV Python calib3d , aruco	2	32	March 18, 2025
Im just new in using openCV and I am making a face recognition app using OpenCv library with windows form application csharp	3	278	January 17, 2024
Unable to run `baseline_solution` Bin-Picking Challenge	10	119	March 18, 2025
Computing Relative Pose Between Two opposite direction Cameras Using Markers	1	14	March 18, 2025
TIMVX (Amlogic 311D2 NPU on Khadas Vim3) Python dnn	3	15	March 17, 2025
Choosing the Right Imaging Camera Module for Embedded Vision Projects raspberrypi , camera	1	13	March 17, 2025
Dynamic Preprocessing for Captcha Image Segmentation Python segmentation , imgproc , captcha	3	30	March 17, 2025
Question regarding dataset Bin-Picking Challenge	1	26	March 17, 2025

Useful Links (Read First!)

Before asking a question in the forum, check out some of these resources and see if you can find a common answer. Documentation Tutorials Super Helpful Wiki Bugs and Issues Here are some additional useful links. Of…