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Please sign in help faq tags users badges This forum is disabled, please visit https://forum.opencv.org ALL UNANSWERED Ask Your Question RSS Sort by » date activity ▼ answers votes 29,830 questions Tagged 4k views 3 answers 1 vote 2020-12-21 10:10:43 -0600 Antonio How can I check if the monitor is connected in Windows / Linux? imshow namedwindow windows linux monitor 4k views no answers no votes 2020-12-21 08:57:25 -0600 jhon15 Opencv for pcb parts detection and angle calculation objectrecognition Angle 7k views 3 answers no votes 2020-12-19 17:45:05 -0600 taesookim0412 HSV white color range in JS cv.inRange opencvjs HSV inRange javascript 1k views no answers 3 votes 2020-12-19 16:13:54 -0600 sturkmen deletion of useless posts forum 1k views no answers no votes 2020-12-19 09:10:48 -0600 snackes LineSegmentDetector c++qt 814 views no answers no votes 2020-12-18 07:38:58 -0600 sigmoid90 Problem with undistortPoints() function in pose estimation of image transformation matrix matching camera-pose essential-matrix 2k views no answers no votes 2020-12-16 10:49:12 -0600 berak How to get bird view image which is synthized four side images?(get AVM: around view monitoring) pythonopencv 1k views no answers no votes 2020-12-15 10:45:36 -0600 yoosamui Videocapture RTSP cause very high cpu usage CPU c++ videocapture rtsp 786 views no answers no votes 2020-12-15 03:49:31 -0600 qwertyquest Removing translation from double camera facing the same direction c++ opencv 1k views no answers no votes 2020-12-15 02:29:38 -0600 sas findCirclesGrid can’t find sub-pattern with hollow insides opencv python findCirclesGrid 951 views no answers no votes 2020-12-14 19:41:25 -0600 joaocandre How to find surfance orientation (relative to camera) from single depth image? 3dreconstruction pose-estimation depth 1k views no answers no votes 2020-12-12 12:10:12 -0600 DjDylex recover pose scale SLAM visualOdometry computervision epipolar-geometry 765 views no answers no votes 2020-12-12 03:57:00 -0600 elliotwoods binary calibration pattern with XY recoverable features calibration marker noise 4k views 2 answers 1 vote 2020-12-12 00:13:23 -0600 jacubit Opencv and OAK on Mac with new chip M1 oak compatibility hardware CPU mac apple 965 views 3 answers no votes 2020-12-11 05:59:55 -0600 sturkmen Optimizations on opencv hog implementation(interp_weight, gaussian) HOGDescriptor HOG hogcompute 6k views 1 answer no votes 2020-12-10 13:16:05 -0600 crackwitz Lot of Delay with my RTSP cam with OpenCV on Python cv#opencv#python 944 views 1 answer no votes 2020-12-09 11:15:18 -0600 crackwitz How to avoid potential noise after Canny? video-processing 4k views no answers no votes 2020-12-09 06:39:18 -0600 ryan227 Darknet makefile error when opencv=1, ubuntu 18.04 darknet 762 views no answers no votes 2020-12-08 11:05:40 -0600 PGTART stitcher advanced api everything get wrapped arround image-stitching 1k views 1 answer no votes 2020-12-08 09:54:18 -0600 ConnorM Triangulation with Ground Plane as Origin calibration cameras transformation rotation translation 37k views no answers -1 votes 2020-12-08 03:23:09 -0600 revathi I am creating web application for face recognition using python flask app. I am already create static dataset. I need the text box to enter the name of the person after that capture image and it will store in to the dataset. [closed] off-topic 1k views no answers no votes 2020-12-07 14:26:14 -0600 fafafafa errors when building opencv 4.5.0 wit extra modules using Mingw [closed] opencv java 1k views no answers no votes 2020-12-07 12:20:58 -0600 coldheat tvec and coordinate systems q opencv camera matrix solvePnP planes coordinates 3k views 1 answer 1 vote 2020-12-07 08:58:34 -0600 hammockman cv::dnn::blobFromImage() works in python but fails in c++ c++ dnn opencv blobfromImage 839 views 2 answers no votes 2020-12-07 08:03:52 -0600 kbarni getting out of arguments argument 1k views no answers no votes 2020-12-07 02:08:05 -0600 AndrewM How can I track the disappearance of a TV logo in a certain area in a frame (ROI)? video_processing 760 views no answers no votes 2020-12-06 08:22:42 -0600 sigmoid90 Problem with building pose Mat from rotation and translation matrices transformation matrix camera-pose camerarotation translation 3k views 1 answer no votes 2020-12-06 07:38:57 -0600 Wilan Reading and Writing Videos: Python on GPU with CUDA - VideoCapture and VideoWriter Video 866 views no answers no votes 2020-12-05 08:45:02 -0600 fafafafa Error building opencv with extra modules in Visual Studio 2013 opencv java 869 views 1 answer 1 vote 2020-12-05 05:14:19 -0600 Eduardo historical performance test cast data in build pipeline? performance testing build pipeline 1 2 3 4 5 ... 995 next page » Links Official site GitHub Wiki Documentation Contributors Tags opencv ×6 c++ ×3 matrix ×3 transformation ×3 calibration ×2 camera-pose ×2 CPU ×2 java ×2 translation ×2 3dreconstruction ×1 Angle ×1 apple ×1 argument ×1 blobfromImage ×1 build ×1 camera ×1 camerarotation ×1 cameras ×1 compatibility ×1 computervision ×1 coordinates ×1 c++qt ×1 cv.inRange ×1 cv#opencv#python ×1 darknet ×1 depth ×1 dnn ×1 epipolar-geometry ×1 essential-matrix ×1 findCirclesGrid ×1 forum ×1 hardware ×1 HOG ×1 hogcompute ×1 HOGDescriptor ×1 HSV ×1 image-stitching ×1 imshow ×1 inRange ×1 javascript ×1 linux ×1 mac ×1 marker ×1 matching ×1 monitor ×1 namedwindow ×1 noise ×1 oak ×1 objectrecognition ×1 off-topic ×1 Copyright OpenCV foundation , 2012-2018. 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