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cv::VideoCapture.isOpen() returns TRUE even on some errors (bug?)
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1
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98
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May 19, 2026
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Opencv camera calibration
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5
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272
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May 19, 2026
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Can't read mp4 on alma linux ( = RHEL) system
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4
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95
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May 19, 2026
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ArUco relative displacement measurement between markers - precision issues when object rotates
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5
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136
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May 15, 2026
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OpenCV with CUDA for C++ help
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0
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155
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May 12, 2026
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How to distinguish exterior wall outline lines from hatch, dimension, and view-crop lines in architectural elevation PDFs?
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4
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97
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May 11, 2026
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OpenCV 4.12.0 CMake Shows freetype2: NO / harfbuzz: NO (vcpkg, VS2022, Windows 11)
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1
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336
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May 9, 2026
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Inaccurate metrology measurements in OpenCV orthomosaic from three 48MP cameras
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1
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109
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May 8, 2026
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Failed to parse ONNX model
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3
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189
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May 6, 2026
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[Help] Struggling to detect pool pockets and place these pockets in live video
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5
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237
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May 5, 2026
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Show HN: I built a zero-luck board game. Now I need a CV engineer to help run the rules
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0
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70
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May 5, 2026
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Relative position of two ArUco markers
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2
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135
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May 5, 2026
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OpenCV CMake config file sets OpenCV_FOUND to FALSE
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0
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65
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April 30, 2026
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KNN background subtraction algorithm
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6
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169
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April 22, 2026
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Seeking collaboration: AI-powered foot measurement & size recommendation using OpenCV (for online sports shoe brand)
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2
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114
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April 16, 2026
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cv2.findChessboardCorners() running endlessly on certain images
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4
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1138
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April 15, 2026
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Topic: OpenCV error in code::blocks
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1
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96
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April 14, 2026
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Best vision tool for part identification?
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1
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110
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April 11, 2026
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2 serious bugs (Mat scaling and VideoCapture::set) still active?
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0
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47
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April 8, 2026
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What camera to use for low-latency with high fps?
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1
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83
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April 3, 2026
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GSoC 2026 — Intro: Neural Feature Matching (ALIKED/LightGlue)
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0
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78
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March 28, 2026
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Nvidia Hardware Optical flow costbuffer question
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3
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89
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March 28, 2026
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Recommended OpenCV version, CMake flags, or pre-built binaries for CUDA 13.2 & cuDNN 9.2
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1
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279
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March 27, 2026
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GSoC 2026 - Interest in Tokenizer Support Project
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0
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43
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March 26, 2026
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GSoC 2026 Proposal:OpenCV Documentation Redesign and Modernization
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0
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58
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March 25, 2026
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solvePnPGeneric() solution order
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1
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100
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March 23, 2026
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[GSoC 2026] Interest in Idea #7: Automated Code Hygiene & Security Hardening
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3
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73
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March 22, 2026
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OpenCV Rodrigues And RVECS
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4
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400
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March 22, 2026
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Sub-pixel tracking of an optical fiber tip in microscopy images: Challenges with reflections and drift using Lucas-Kanade
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5
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144
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March 20, 2026
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The transition to the desired frame does not work cap.set(CAP_PROP_POS_FRAMES, 100);
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5
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81
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March 20, 2026
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