opencv/opencv-python issues and pull requests

#1034 - CUDA GpuMat ConvertTo() error

Issue - State: open - Opened by ccarmatic about 17 hours ago - 1 comment

#1032 - Could not find the Qt platform plugin "wayland"

Issue - State: open - Opened by jdoma7 8 days ago

#1031 - fix: add CMake as a build requirement only if required

Pull Request - State: open - Opened by mayeut 10 days ago

#1030 - How to convert cv2.Mat() to cv2.UMat()

Issue - State: open - Opened by JV-X 12 days ago - 3 comments

#1029 - [Question] Python 3.13t (free-threaded) compatibility

Issue - State: open - Opened by szalpal 15 days ago

#1028 - How to view/modify the source code of Python OpenCV functions?

Issue - State: closed - Opened by DoongLi 19 days ago - 1 comment

#1027 - Cross-compiling for aarch64

Issue - State: open - Opened by Akshayz-123 27 days ago

#1026 - Is opencv-python v3.4.18.66 planned for the WebP update?

Issue - State: closed - Opened by smokhov 28 days ago - 2 comments

#1025 - How to install a lower version of opencv-python?

Issue - State: open - Opened by mrwangxinqwe about 1 month ago - 1 comment

#1024 - OpenCV build without some internal modules fails in Linux and Windows

Issue - State: open - Opened by ioctl-user about 1 month ago - 1 comment

#1023 - Failed build opencv-python without ffmpeg option in Windows

Issue - State: open - Opened by ioctl-user about 1 month ago - 2 comments

#1022 - How to build a python3.7-abi wheel for ppc64le?

Issue - State: open - Opened by mgiessing about 1 month ago

#1021 - New opencv-contrib-python pip package has unexpected behavior than the one I had installed previously for cv2.selectROI

Issue - State: closed - Opened by monajalal about 1 month ago - 1 comment

#1020 - OpenCV custom Linux built whl doesn't include Qt libraries

Issue - State: open - Opened by ioctl-user about 1 month ago - 9 comments

#1019 - Is there any way to give the path of libGL.so.1 file manually

Issue - State: closed - Opened by AmirHJabari about 2 months ago - 1 comment
Labels: question

#1018 - addWeighted outputs incorrectly when any element in src2 is zero

Issue - State: open - Opened by willSapgreen about 2 months ago - 1 comment

#1017 - fix

Pull Request - State: open - Opened by ArtificialZeng about 2 months ago

#1016 - QRCodeDetector() not working

Issue - State: open - Opened by kendo55 about 2 months ago - 1 comment

#1015 - chore: minor text fixes in readme

Pull Request - State: closed - Opened by Gornoka 3 months ago

#1014 - why ı am getting this error

Issue - State: closed - Opened by Minaygt 3 months ago - 1 comment
Labels: question

#1013 - Gstreamer support on windows 10

Issue - State: open - Opened by davidspoon 3 months ago - 1 comment
Labels: question

#1012 - Support python 3.12

Pull Request - State: open - Opened by bryankaplan 3 months ago - 6 comments

#1011 - error: OpenCV(4.9.0) D:\a\opencv-python\opencv-python\opencv\modules\dnn\src\layers\convolution_layer.cpp:396: error: (-2:Unspecified error) Number of input channels should be multiple of 3 but got 4 in function 'cv::dnn::ConvolutionLayerImpl::getMemoryShapes'

Issue - State: open - Opened by XZH2024 3 months ago - 9 comments

#1010 - Typing stubs generation has failed when building wheel

Issue - State: open - Opened by colonelpanic8 3 months ago - 1 comment

#1009 - Why Building wheel for opencv-python when using "pip install opencv-python"

Issue - State: open - Opened by laogonggong847 3 months ago
Labels: bug

#1008 - Typing of compare does not allow scalar for src1 or src2

Issue - State: open - Opened by damonmaria 3 months ago

#1007 - imdecode jpeg2000 segfault or deadlock in multithreading

Issue - State: open - Opened by robinechuca 3 months ago - 4 comments

#1006 - cv2.createThinPlateSplineShapeTransformer not exist in 4.10

Issue - State: open - Opened by birdhackor 3 months ago

#1005 - PyPI: macOS arm64 wheel missing

Issue - State: closed - Opened by adamjstewart 4 months ago - 2 comments
Labels: bug

#1004 - Numpy 2.0.0 released

Pull Request - State: closed - Opened by abebus 4 months ago - 1 comment
Labels: duplicate, incomplete

#1003 - Until NumPy 2.0 is supported, it might be nice to specify numpy<2 in setup.py

Pull Request - State: closed - Opened by sibocw 4 months ago - 2 comments

#1002 - Use Numpy 2.0 for Python 3.9+ packages

Pull Request - State: closed - Opened by asmorkalov 4 months ago - 1 comment

#1001 - WIP: Use Numpy 2.0 for Python 3.9+ packages

Pull Request - State: closed - Opened by asmorkalov 4 months ago - 1 comment

#1000 - Fix Python Source RelPath for PY_LIMITED_API=OFF

Pull Request - State: open - Opened by zhanwenchen 4 months ago

#999 - AttributeError: module 'numpy' has no attribute 'object'. `np.object` was a deprecated alias for the builtin `object`. To avoid this error in existing code, use `object` by itself. Doing this will not modify any behavior and is safe.

Issue - State: open - Opened by chilljudaoren 4 months ago - 3 comments

#998 - compile bug

Issue - State: closed - Opened by risemeup1 4 months ago

#997 - When will opencv-python support numpy 2.0?

Issue - State: closed - Opened by risemeup1 4 months ago - 7 comments

#996 - cv2/cv2.abi3.so, 2): Library not loaded: /usr/local/opt/libunistring/lib/libunistring.2.dylib Referenced from: /usr/local/opt/gnutls/lib/libgnutls.30.dylib

Issue - State: closed - Opened by 1769782410 4 months ago - 1 comment

#995 - ImportError: numpy.core.multiarray --- Numpy 2.0.0

Issue - State: closed - Opened by JuliusBairaktaris 4 months ago - 1 comment
Labels: duplicate

#994 - MacOS arm64 wheels missing from PyPI 4.10 release

Issue - State: closed - Opened by johnthagen 4 months ago - 2 comments

#993 - ModuleNotFoundError: No module named 'distutils' in latest release

Issue - State: open - Opened by rickgamez 4 months ago - 10 comments

#992 - Update Numpy requirements in the project.

Pull Request - State: closed - Opened by asmorkalov 4 months ago

#991 - Added license text for OrbbecSDK needed on MacOS ARM64.

Pull Request - State: closed - Opened by asmorkalov 4 months ago

#990 - Update submodules to 4.10.0-pre for testing.

Pull Request - State: closed - Opened by asmorkalov 4 months ago

#989 - error: OpenCV(4.8.0) /io/opencv/modules/core/src/copy.cpp:71: error: (-215:Assertion failed) cn <= 4 in function 'scalarToRawData'

Issue - State: open - Opened by Izzatullokh24 4 months ago

#988 - Build from source python 3.12 fails

Issue - State: open - Opened by EnricoBeltramo 4 months ago - 6 comments
Labels: question

#987 - [Suggestion] Metapackage as solution to current issues with opencv as dependency

Issue - State: open - Opened by Interpause 4 months ago - 2 comments

#986 - BUG: cv2.fillPoly() causing segmentation fault on Ubuntu 22.04.4 LTS

Issue - State: closed - Opened by DerOehmer 4 months ago - 3 comments

#985 - Maybe cv2.findContours() error. It is inconsistent.

Issue - State: closed - Opened by LHC2064 4 months ago

#984 - Dependencies update for 4.10.0 release.

Pull Request - State: closed - Opened by asmorkalov 4 months ago

#983 - Use Github sponsor link

Pull Request - State: closed - Opened by asmorkalov 4 months ago

#982 - Picture overlap error

Issue - State: open - Opened by 1486756632 4 months ago - 2 comments
Labels: question

#981 - Add option to skip jacobian calculation for cv2.projectPoints() to speed up calculation

Issue - State: open - Opened by weidinger-c 4 months ago - 9 comments
Labels: question

#980 - remove the desired text from the image

Issue - State: closed - Opened by PavelXWX 5 months ago
Labels: question

#979 - I have a problem installing opencv python==4.5.3.56 ,I want the same version to be compatible with my project

Issue - State: open - Opened by ra252455 5 months ago - 2 comments
Labels: question

#978 - ImportError: DLL load failed while importing cv2

Issue - State: open - Opened by qiaoqiaobangya 5 months ago - 3 comments
Labels: incomplete

#977 - ADD: More details in the README.md

Pull Request - State: open - Opened by imSanko 5 months ago

#977 - ADD: More details in the README.md

Pull Request - State: closed - Opened by imSanko 5 months ago - 2 comments

#976 - ImportError: DLL load failed while importing cv2: The specified module could not be found.

Issue - State: open - Opened by NajetMed 5 months ago - 1 comment

#976 - ImportError: DLL load failed while importing cv2: The specified module could not be found.

Issue - State: open - Opened by NajetMed 5 months ago - 4 comments
Labels: incomplete

#975 - Update dependent numpy version from 1.21.4 -> 1.26.4

Issue - State: closed - Opened by Shubham11Gupta 5 months ago - 3 comments

#975 - Update dependent numpy version from 1.21.4 -> 1.26.4

Issue - State: open - Opened by Shubham11Gupta 5 months ago - 2 comments

#974 - Run cv2 window in fullscreen automatically

Issue - State: closed - Opened by tasyoooo 5 months ago - 1 comment
Labels: question

#974 - Run cv2 window in fullscreen automatically

Issue - State: open - Opened by tasyoooo 5 months ago

#973 - error when compile debug opencv-python

Issue - State: open - Opened by beanduan22 6 months ago
Labels: incomplete

#972 - Gpu memory increase while using cv2.rectangle

Issue - State: open - Opened by bingo00 6 months ago

#971 - Functions missing from aruco module

Issue - State: closed - Opened by nickanthony-dgl 6 months ago - 1 comment
Labels: question

#970 - TypeError: 'numpy._DTypeMeta' object is not subscriptable

Issue - State: closed - Opened by lexang 6 months ago - 2 comments
Labels: duplicate

#969 - The imread function for reading images and the imshow function for setting image titles should support Chinese characters

Issue - State: open - Opened by loli0123456789 6 months ago

#968 - language edit

Pull Request - State: closed - Opened by henrykironde 6 months ago - 1 comment

#967 - OpenCV feed keeps getting crash

Issue - State: open - Opened by IgrisBellion 6 months ago

#967 - OpenCV feed keeps getting crash

Issue - State: open - Opened by ghost 6 months ago
Labels: question

#966 - MacOS: pylint confuses the type of cv2.error

Issue - State: closed - Opened by neykov 6 months ago - 2 comments

#965 - CMake Error: CMake was unable to find a build program corresponding to "Ninja"

Issue - State: open - Opened by baqwas 6 months ago - 1 comment
Labels: question

#964 - IndexError: invalid index to scalar variable.

Issue - State: open - Opened by charlotepencier 7 months ago
Labels: question

#963 - A error with using cv2.cvtColor to convert BGR img to HSV

Issue - State: open - Opened by leptonic 7 months ago - 1 comment
Labels: incomplete

#962 - Uninstalling opencv-python prevents opencv-contrib-python from working.

Issue - State: open - Opened by philipqueen 7 months ago

#962 - Uninstalling opencv-python prevents opencv-contrib-python from working.

Issue - State: open - Opened by philipqueen 7 months ago

#961 - closed

Issue - State: closed - Opened by JBelmont72 7 months ago - 1 comment

#961 - closed

Issue - State: closed - Opened by JBelmont72 7 months ago - 1 comment

#961 - closed

Issue - State: closed - Opened by JBelmont72 7 months ago - 1 comment

#960 - cv2.findEssentialMat() Error with 2 cameraMatrix

Issue - State: closed - Opened by MikeBrownse 7 months ago - 4 comments
Labels: question

#959 - Exception: Not found: 'python/cv2/py.typed' ERROR: Failed building wheel for opencv-python in Anaconda Python 3.6

Issue - State: closed - Opened by monajalal 7 months ago - 1 comment

#958 - Error Running OpenCV on Android aarch64 A14

Issue - State: open - Opened by Soft-Buddy 7 months ago
Labels: question

#957 - Insufficient memory

Issue - State: open - Opened by Dhruv00710 7 months ago - 13 comments
Labels: question

#956 - how to connect video stream fasterly

Issue - State: open - Opened by hexianbin1994 7 months ago - 1 comment
Labels: question

#955 - ImportError: DLL load failed Windows Server 2016 on Python > 3.7 with CUDA prebuilt

Issue - State: closed - Opened by dcarrion87 8 months ago - 3 comments

#954 - chore: add code syntax to README.md

Pull Request - State: open - Opened by hugo-syn 8 months ago

#953 - Mac M3: x86 version is installed via pip, how to specify arm64?

Issue - State: closed - Opened by CharlieHess 8 months ago - 3 comments
Labels: bug

#952 - New compilation of opencv-python for robust metric set-up

Issue - State: open - Opened by jeffwitz 8 months ago

#951 - can write video but the video can not be play

Issue - State: open - Opened by sugizo 8 months ago - 1 comment
Labels: incomplete

#950 - Orb Cuda computeAsync not using updated keypoints

Issue - State: open - Opened by IliyaPru 8 months ago - 1 comment

#949 - Issue with 'add' function

Issue - State: closed - Opened by echurakov 8 months ago

#948 - opencv_python-4.9.0.80-cp37-abi3-macosx_10_16_x86_64.whl requires macOS 12.0 or later

Issue - State: open - Opened by kmatzen 9 months ago - 2 comments

#947 - FIX pip install fails @ Python 3.11 & Darwin

Pull Request - State: closed - Opened by ananich 9 months ago - 3 comments

#946 - pip install fails @ Python 3.11 & Darwin

Issue - State: closed - Opened by ananich 9 months ago - 3 comments

#945 - Newly added donation notification links to a closed campaign

Issue - State: closed - Opened by Avasam 9 months ago - 1 comment

#944 - missing Python distribution metadata

Issue - State: open - Opened by Apteryks 9 months ago
Labels: bug

#943 - Numpy 2 compatible build

Issue - State: closed - Opened by dkbarn 9 months ago - 7 comments

#942 - Readme update for 4.9.0.

Pull Request - State: closed - Opened by asmorkalov 9 months ago

GitHub / opencv/opencv-python issues and pull requests