opencv/opencv issues and pull requests

#27545 - Replace deprecated proto2::FieldDescriptor::is_optional

Pull Request - State: closed - Opened by vrabaud 15 days ago
Labels: category: imgcodecs, cleanup

#27544 - fix: mark Feature2D.detectAndCompute mask as optional in Python type stubs

Pull Request - State: closed - Opened by inventshah 16 days ago
Labels: category: python bindings

#27543 - `Feature2D.detectAndCompute` `mask` argument is missing `| None` in type stubs

Issue - State: closed - Opened by inventshah 16 days ago
Labels: bug

#27539 - 🛠️ Fix: Add custom G-API stream source and pyrUp overflow patch

Pull Request - State: closed - Opened by Mayankvlog 16 days ago - 1 comment
Labels: invalid

#27538 - 🛠️ Fix: Add custom G-API stream source and pyrUp overflow patch

Pull Request - State: closed - Opened by Mayankvlog 16 days ago - 1 comment

#27537 - Refactor Blackwell

Pull Request - State: open - Opened by johnnynunez 17 days ago - 1 comment
Labels: category: build/install, category: gpu/cuda (contrib)

#27536 - eigen: fix to get version from eigen after v3.4.0

Pull Request - State: open - Opened by Kumataro 18 days ago
Labels: category: build/install, category: 3rdparty

#27535 - Sequence of pyrUp( ) causes Seg Fault or Program Crash due to Memory Overflow from Unbounded Image Expansion

Issue - State: open - Opened by abhirathkoushik-cub 18 days ago - 1 comment
Labels: invalid, question (invalid tracker)

#27534 - [WIP] GSoC 2025: Add Tokenizer Support to DNN Module

Pull Request - State: open - Opened by JorgeV92 18 days ago
Labels: feature, GSoC, category: dnn

#27533 - adding codeql.yml

Pull Request - State: open - Opened by gursimarsingh 19 days ago - 1 comment

#27532 - Fixed memory leak in ipp_warp function

Pull Request - State: closed - Opened by eplankin 19 days ago
Labels: bug, category: imgproc

#27531 - Building WSAM modules for imgcodecs and other modules that isn't default

Issue - State: open - Opened by lihailewodedai 20 days ago - 1 comment
Labels: wontfix, category: javascript (js)

#27530 - Cannot build opencv with Eigen master branch

Issue - State: open - Opened by LaurentBerger 20 days ago - 7 comments
Labels: bug, category: build/install, category: 3rdparty

#27529 - Fix potential crashes found by fuzzer.

Pull Request - State: closed - Opened by vrabaud 20 days ago
Labels: bug, category: imgcodecs

#27528 - Python: Scalar typing change complicates usage

Issue - State: open - Opened by vfazio 20 days ago
Labels: bug, category: python bindings

#27527 - Trilu layer

Pull Request - State: open - Opened by nklskyoy 20 days ago
Labels: feature, category: dnn, category: dnn (onnx)

#27526 - Trliu layer

Pull Request - State: closed - Opened by nklskyoy 20 days ago

#27525 - Update FastCV lib hash for Linux and Android

Pull Request - State: open - Opened by quic-apreetam 21 days ago - 1 comment

#27524 - Extend findTransformECC and computeECC to support multichannel input (1 or 3 channels)

Pull Request - State: open - Opened by DDmytro 21 days ago - 1 comment
Labels: feature, category: video

#27523 - FIX: CvCapture_FFMPEG::setProperty(CAP_PROP_POS_*) followed by getProperty

Pull Request - State: closed - Opened by inventshah 21 days ago - 4 comments
Labels: test, category: videoio

#27522 - fix compilation problems with MSVC+Cuda 12.9

Pull Request - State: open - Opened by chacha21 22 days ago
Labels: category: build/install, category: gpu/cuda (contrib)

#27521 - Compilation failure with CUDA 12.9

Issue - State: open - Opened by chacha21 22 days ago - 1 comment
Labels: bug, category: build/install, category: gpu/cuda (contrib)

#27520 - Adding alpha matting sample

Pull Request - State: closed - Opened by HarxSan 22 days ago

#27519 - Move IPP Remap to HAL

Pull Request - State: closed - Opened by ekharkov 23 days ago - 2 comments
Labels: category: imgproc, cleanup

#27518 - Fix: Removed '*/' from equation in histogram comparison doc

Pull Request - State: closed - Opened by ClaudioMartino 23 days ago
Labels: category: documentation

#27517 - Add support for editing metadata/headers for OpenEXR

Issue - State: open - Opened by srinath2468 23 days ago - 2 comments
Labels: feature, category: imgcodecs

#27516 - New normalization in histogram comparison tutorial to use Kullback-Leibler divergence

Pull Request - State: closed - Opened by ClaudioMartino 24 days ago
Labels: category: documentation, category: samples

#27515 - Importing cv2 in Python changes LD_LIBRARY_PATH for the rest of the program

Issue - State: open - Opened by nicolasfellaegym 24 days ago - 1 comment
Labels: wontfix, category: python bindings, category: build/install

#27514 - js: remove deprecated DEMANGLE_SUPPORT option

Pull Request - State: closed - Opened by Kumataro 25 days ago
Labels: category: build/install, category: javascript (js)

#27513 - js: Link error with Emscripten 4.0.6 and later

Issue - State: closed - Opened by Kumataro 25 days ago
Labels: bug

#27512 - New normalization in histogram comparison tutorial to use KV divergence

Pull Request - State: closed - Opened by ClaudioMartino 25 days ago - 1 comment

#27511 - 4.11.0 does not build with QT on Mac

Issue - State: open - Opened by bashtavenko 26 days ago - 6 comments
Labels: bug, category: highgui-gui, category: build/install, confirmed, category: 3rdparty

#27510 - core: vectorize cv::reduce

Pull Request - State: open - Opened by fengyuentau 26 days ago - 4 comments
Labels: optimization, category: core

#27509 - Include opencv2/videoio.hpp

Pull Request - State: closed - Opened by vrabaud 27 days ago
Labels: category: videoio, category: build/install

#27508 - IfLayer add to new DNN engine

Pull Request - State: open - Opened by abhishek-gola 27 days ago - 5 comments
Labels: category: dnn (onnx)

#27508 - IfLayer add to new DNN engine

Pull Request - State: closed - Opened by abhishek-gola 27 days ago - 6 comments
Labels: feature, category: dnn (onnx)

#27507 - opencv_perf_video meet implicit declaration of function 'sub_group_reduce_add' is invalid in OpenCL error

Issue - State: open - Opened by Lurie97 27 days ago
Labels: bug

#27506 - Fix XMP write and discarded return value.

Pull Request - State: closed - Opened by vrabaud 28 days ago - 3 comments
Labels: bug, category: imgcodecs

#27505 - Cannot build with CMake on Mac -- zlib

Issue - State: closed - Opened by bashtavenko 28 days ago - 1 comment
Labels: bug, category: build/install, platform: ios/osx

#27504 - Made some GDAL specific tests optional

Pull Request - State: closed - Opened by asmorkalov 28 days ago
Labels: test, category: imgcodecs

#27503 - [GSOC WIP] PNG&WebP Metadata Reading Writing Improvements

Pull Request - State: open - Opened by sturkmen72 28 days ago
Labels: feature, category: imgcodecs, GSoC

#27502 - How to compile WASM OpenCV libs ?

Issue - State: open - Opened by Honya2000 29 days ago - 6 comments
Labels: question (invalid tracker), category: build/install, category: javascript (js)

#27501 - Add EXIF support to PNG encoder

Issue - State: closed - Opened by asmorkalov 29 days ago - 4 comments
Labels: feature, category: imgcodecs

#27500 - release: OpenCV 4.12.0

Pull Request - State: open - Opened by asmorkalov 29 days ago

#27499 - Extend image I/O API with metadata support

Pull Request - State: closed - Opened by vpisarev 30 days ago
Labels: feature, category: imgcodecs

#27498 - Add the correct line by fixing the typo in color.cpp

Pull Request - State: open - Opened by praveenndj 30 days ago

#27497 - Fix: Correct typo in color.cpp documentation

Pull Request - State: closed - Opened by praveenndj 30 days ago

#27496 - [GSOC] ImageCollection Class improvements

Pull Request - State: open - Opened by sturkmen72 about 1 month ago - 4 comments
Labels: category: python bindings, category: imgcodecs

#27495 - IPP avx512 issue reproducer

Pull Request - State: closed - Opened by asmorkalov about 1 month ago
Labels: pr: reproducer

#27494 - getClosestEllipsePoints not available in opencv-python

Issue - State: closed - Opened by photoniker about 1 month ago - 4 comments
Labels: bug

#27493 - Update IPP ICV integration to IPP 2022.2.0 (20250509)

Pull Request - State: open - Opened by tizmajlo about 1 month ago
Labels: optimization, category: 3rdparty

#27492 - Add MORPH_DIAMOND support to samples and tutorials

Pull Request - State: closed - Opened by krikera about 1 month ago

#27491 - WIP: Chromatic aberration correction

Pull Request - State: open - Opened by MykhailoTrushch about 1 month ago - 1 comment
Labels: category: photo, GSoC

#27490 - WIP: Lateral chromatic aberration calibration

Pull Request - State: open - Opened by MykhailoTrushch about 1 month ago
Labels: category: photo, GSoC

#27489 - Add MORPH_DIAMOND support to existing samples and tutorials

Issue - State: closed - Opened by asmorkalov about 1 month ago
Labels: feature, category: imgproc, category: documentation, good first issue

#27488 - [GSOC 2025] Imgcodecs Metadata Support

Pull Request - State: open - Opened by sturkmen72 about 1 month ago - 2 comments
Labels: feature, category: imgcodecs, GSoC

#27487 - findEssentialMat with USAC strategy in Debug mode crashes

Issue - State: open - Opened by CamelCaseKyle about 1 month ago - 1 comment
Labels: bug, category: calib3d, incomplete

#27486 - Fixed out-of-bound access issue in QR Encoder Java warappers

Pull Request - State: closed - Opened by asmorkalov about 1 month ago
Labels: bug, category: java bindings

#27485 - imgcodecs: OpenEXR multispectral read/write support

Pull Request - State: open - Opened by xaos-cz about 1 month ago
Labels: feature, category: imgcodecs

#27484 - filesystem support under Cygwin

Pull Request - State: closed - Opened by xaos-cz about 1 month ago
Labels: category: core, category: build/install

#27483 - system.cpp: add missing #include <exception>

Pull Request - State: closed - Opened by valgur about 1 month ago
Labels: category: core, category: build/install

#27482 - doc: added note to normalize function

Pull Request - State: closed - Opened by mshabunin about 1 month ago
Labels: category: core, category: documentation

#27481 - ffmpeg/4.x: update FFmpeg wrapper 2025.06

Pull Request - State: closed - Opened by opencv-alalek about 1 month ago
Labels: category: videoio, platform: win32, category: 3rdparty

#27480 - Documentaion update for haveImageReader function

Pull Request - State: closed - Opened by asmorkalov about 1 month ago
Labels: category: documentation

#27479 - imgproc: supports CV_SIMD_SCALABLE in pointSetBoundingRect

Pull Request - State: open - Opened by fengyuentau about 1 month ago - 2 comments
Labels: optimization, category: imgproc, platform: riscv

#27478 - Fixed ifdef logic operators evaluation with some old python versions.

Pull Request - State: closed - Opened by asmorkalov about 1 month ago
Labels: bug, category: python bindings

#27477 - imgcodecs: fix a minor bug in CMake for JPEG-XL

Pull Request - State: closed - Opened by valgur about 1 month ago
Labels: bug, category: build/install, category: imgcodecs

#27476 - Check for empty vector to avoid throwing an exception in LineSegmentDetectorImpl::drawSegments()

Pull Request - State: closed - Opened by s-trinh about 1 month ago
Labels: category: imgproc

#27475 - Reduce the size of the checkerboard_radon.png image in the doc

Pull Request - State: closed - Opened by s-trinh about 1 month ago
Labels: category: documentation, category: calib3d

#27474 - Typo in "contrast_weight", spelled "contrast_weiht"

Issue - State: open - Opened by michaelwu756 about 1 month ago - 1 comment
Labels: category: photo

#27473 - Error in compiling OpenCV that supports CUDA on Jetson Orin Nano

Issue - State: open - Opened by xgy-qrs about 1 month ago - 4 comments
Labels: question (invalid tracker), category: build/install, category: gpu/cuda (contrib)

#27472 - Fixed out-of-bound access to function table in cv::norm for HORM_HAMING

Pull Request - State: closed - Opened by asmorkalov about 1 month ago
Labels: bug, category: core

#27471 - Allow empty output value even without DRYRUN flag

Pull Request - State: closed - Opened by asmorkalov about 1 month ago
Labels: feature, category: imgproc

#27470 - phaseCorrelate documentation improvement

Pull Request - State: closed - Opened by asmorkalov about 1 month ago
Labels: category: imgproc, category: documentation

#27469 - fix for #26825

Pull Request - State: closed - Opened by sturkmen72 about 1 month ago - 1 comment
Labels: feature, category: imgcodecs

#27468 - `phaseCorrelate` documentation wrong about default windowing

Issue - State: closed - Opened by naavis about 1 month ago
Labels: category: imgproc, category: documentation

#27467 - Proposal: ObjectDetection utility class for detection + annotation in OpenCV

Issue - State: open - Opened by MONY-STARK about 1 month ago
Labels: feature

#27466 - OpenCV animated PNG encoder and decoder do not support 16-bit files

Issue - State: open - Opened by asmorkalov about 1 month ago
Labels: feature, category: imgcodecs

#27465 - opencv tests contain heap-buffer-overflow and global-buffer-overflow errors

Issue - State: closed - Opened by 39otsu about 1 month ago - 1 comment
Labels: bug, category: core, category: objdetect, platform: win32

#27464 - WIP: Made KleidiCV available for Apple devices as option.

Pull Request - State: closed - Opened by asmorkalov about 1 month ago
Labels: optimization, category: build/install, platform: ios/osx, platform: arm

#27463 - Switch to standard C11 atomics on android and with nvcc.

Pull Request - State: closed - Opened by asmorkalov about 1 month ago - 5 comments
Labels: category: core

#27462 - WIP: Lateral chromatic aberration calibration

Pull Request - State: closed - Opened by MykhailoTrushch about 1 month ago
Labels: category: photo, GSoC

#27461 - hal/riscv-rvv: disable integral for now

Pull Request - State: closed - Opened by fengyuentau about 1 month ago
Labels: bug, platform: riscv

#27460 - G-API: Add support to set workload type dynamically in both OpenVINO and ONNX OVEP

Pull Request - State: open - Opened by fcmiron about 1 month ago - 4 comments
Labels: category: g-api / gapi

#27459 - pre: OpenCV 4.12.0 (version++)

Pull Request - State: closed - Opened by asmorkalov about 1 month ago

#27458 - imread: GDAL multi-channel support

Pull Request - State: closed - Opened by xaos-cz about 1 month ago - 2 comments
Labels: feature, category: imgcodecs

#27457 - fix for the issue #27456

Pull Request - State: closed - Opened by sturkmen72 about 1 month ago - 5 comments
Labels: category: imgcodecs

#27456 - WebPDecoder::readData() potential use of uninitialized variable

Issue - State: closed - Opened by chacha21 about 1 month ago - 2 comments
Labels: bug, category: imgcodecs

#27455 - Fix Typos in Comments and Documentation

Pull Request - State: closed - Opened by leopardracer about 1 month ago
Labels: category: documentation

#27454 - Added define disabling ippiNorm_Inf_16u_C1MR

Pull Request - State: closed - Opened by eplankin about 1 month ago - 2 comments
Labels: bug, category: core

#27453 - Add Raspberry Pi 4 and 5 V4L2 Stateless HEVC Hardware Acceleration with FFmpeg

Pull Request - State: open - Opened by MELSunny about 1 month ago - 9 comments
Labels: optimization, category: videoio

#27452 - Enable V4L2 Stateless HEVC Hardware Acceleration for Raspberry Pi 5

Issue - State: open - Opened by MELSunny about 1 month ago
Labels: feature

#27451 - ONNX ViT model fails with DNN_BACKEND_INFERENCE_ENGINE in OpenCV, but works in all other cases

Issue - State: open - Opened by cesarpgouveia about 1 month ago - 1 comment
Labels: bug, category: dnn, category: dnn (onnx)

#27450 - Fix float-conversion warnings in FLANN by using float literals

Pull Request - State: closed - Opened by wuwuzhijing about 1 month ago
Labels: category: flann, cleanup

#27449 - Onnx multifile import

Pull Request - State: open - Opened by nklskyoy about 1 month ago - 8 comments
Labels: category: dnn (onnx)

#27448 - Fix Typo in Function Docstring: "Forword" → "Forward" in person_reid.py

Pull Request - State: closed - Opened by maximevtush about 1 month ago
Labels: category: documentation

#27447 - KleidiCV update to version 0.5

Pull Request - State: closed - Opened by asmorkalov about 1 month ago
Labels: optimization, platform: arm, category: 3rdparty

#27446 - Why does my OpenCV Camera does not show up for the first time when I grant the camera permission

Issue - State: open - Opened by BraveEvidence about 2 months ago
Labels: bug, question (invalid tracker), platform: android

#27445 - OpenCV(4.4.0) Error: Assertion failed ((unsigned)i < (unsigned)cn) in cv::Vec<float,4>::operator [], file D:\opencv\opencv-4.4.0\build\install\include\opencv2\core\matx.hpp, line 1129

Issue - State: open - Opened by Yae666 about 2 months ago
Labels: question (invalid tracker)

#27444 - Fix Typos and Improve Clarity in Documentation

Pull Request - State: closed - Opened by vtjl10 about 2 months ago
Labels: category: documentation

GitHub / opencv/opencv issues and pull requests