Questions - OpenCV Q&A Forum

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2019-12-12 05:41:37 -0600 berak

I have tried installing opencv on raspberry pi but i get this error on cmake

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2019-12-12 05:35:38 -0600 antithing

Calculating depth with Ptr<StereoSGBM>, black bar on image

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2019-12-12 07:34:09 -0600 sarslan

X11 ssh forwarding not working with imshow.

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2019-12-13 04:28:44 -0600 KingDav33

Cannot load my custom Tensorflow-Model into cv:dnn::readNetFromTensorflow

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2019-12-13 04:28:48 -0600 CNieberding

How to install OpenCV 32bit on Win64 machine

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2019-12-14 06:29:08 -0600 rsvp

Camera calibration estimates incorrect field of view

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2019-12-14 23:00:24 -0600 Gourav

unable to use cv2.imread(cv2.samples.findfile("lena.jpg")) in opencv

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2019-12-15 08:02:14 -0600 abcdcadb

trouble with imdecode: always returns none. Why?

python

226

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2019-12-15 21:37:09 -0600 Avadhoot05

Mass center of contour is showing incorrectly in opencv java

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2019-12-16 12:21:55 -0600 michlvl

Build H-value histogram of HSV image: wrong parameters?

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2019-12-16 11:25:16 -0600 Jiangnan Cai

how to get an edge from the unconnected points?

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2019-12-17 00:58:45 -0600 arafat

late fusion over color and texture descriptors

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2019-12-17 01:40:14 -0600 esteban.da

Error building opencv with sfm module

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2019-12-17 06:49:27 -0600 AlexB

Should I use `pkg-config --libs opencv4` or `pkg-config --libs opencv`?

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2019-12-17 10:21:25 -0600 UU_KK

Opencv 3.4.8 + Opencv contrib 3.4.8 + mingw32-make + ERROR while compiling(libopencv_hdf348.dll))

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2019-12-17 20:33:22 -0600 ChanKim

ubuntu 16.04, "VIDEOIO(V4L2:/dev/video0): can't open camera by index" after software update

camera

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2019-12-17 21:43:08 -0600 sid311

How to specify IPP version with CMake for versions 4.1.2/4.2.0?

IPP
lippicv

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2019-12-18 02:03:35 -0600 tsameema

Error in backgroundSubtractorMOG_

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2019-12-18 08:39:29 -0600 supra56

Kalman filter predict both velocity and position

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2019-12-18 11:04:37 -0600 heisenburg007

Get video input when device not on uvc input

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2019-12-19 03:15:42 -0600 ibrahim_5403

How can I convert keras model (.h5) into tensorflow (.pb) model to use in opencv DNN module?

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2019-12-19 03:35:33 -0600 ramthota

enable VFPV4 for ARM v8

c++opencv

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2019-12-19 09:03:01 -0600 supra56

yolov3 optimized by model optimizer fail to do inference

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2019-12-19 09:07:29 -0600 Dimitar Veljanovski

How do I make a 3D map of ORB keypoints using 1 camera

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2019-12-20 07:18:13 -0600 dslove

Not able to use openCL on Mac

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2019-12-19 18:25:25 -0600 supra56

How to draw contours on squares drawn with pencil (Python)

565

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2019-12-20 03:29:23 -0600 infant_batman

Errors while building customised ffmpeg4.1 with libopencv_highgui-dev

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2019-12-20 10:40:29 -0600 exbigboss

[C++] Using DNN with Tiny Yolo v2, not getting 13x13 (just 125 x 1)

dnn
yolov2

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2019-12-20 12:07:29 -0600 danfur

Changes made to getRotationMatrix2D() in version 4.1.2?

getRotationMatrix2D

147

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2019-12-20 14:42:35 -0600 supra56

projectPoints shows wierd results

c++#opencv

12,357 questions

I have tried installing opencv on raspberry pi but i get this error on cmake

Calculating depth with Ptr<StereoSGBM>, black bar on image

X11 ssh forwarding not working with imshow.

Cannot load my custom Tensorflow-Model into cv:dnn::readNetFromTensorflow

How to install OpenCV 32bit on Win64 machine

Camera calibration estimates incorrect field of view

unable to use cv2.imread(cv2.samples.findfile("lena.jpg")) in opencv

trouble with imdecode: always returns none. Why?

Mass center of contour is showing incorrectly in opencv java

Build H-value histogram of HSV image: wrong parameters?

how to get an edge from the unconnected points?

late fusion over color and texture descriptors

Error building opencv with sfm module

Should I use `pkg-config --libs opencv4` or `pkg-config --libs opencv`?

Opencv 3.4.8 + Opencv contrib 3.4.8 + mingw32-make + ERROR while compiling(libopencv_hdf348.dll))

ubuntu 16.04, "VIDEOIO(V4L2:/dev/video0): can't open camera by index" after software update

How to specify IPP version with CMake for versions 4.1.2/4.2.0?

Error in backgroundSubtractorMOG_

Kalman filter predict both velocity and position

Get video input when device not on uvc input

How can I convert keras model (.h5) into tensorflow (.pb) model to use in opencv DNN module?

enable VFPV4 for ARM v8

yolov3 optimized by model optimizer fail to do inference

How do I make a 3D map of ORB keypoints using 1 camera

Not able to use openCL on Mac

How to draw contours on squares drawn with pencil (Python)

Errors while building customised ffmpeg4.1 with libopencv_highgui-dev

[C++] Using DNN with Tiny Yolo v2, not getting 13x13 (just 125 x 1)

Changes made to getRotationMatrix2D() in version 4.1.2?

projectPoints shows wierd results

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