Questions - OpenCV Q&A Forum

449

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1

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2019-07-22 21:19:36 -0600 kavikode

Adding Wrappers for Modules in OpenCV.js

opencvjs

255

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no

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2019-07-22 12:44:30 -0600 Ejok

cv::ocl::Kernel run method generate exception ( error: (-215) clEnqueueReadBuffer) (OpenCV 4.1.0)

1k

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2019-07-22 12:35:40 -0600 karnivaurus

Changing channel ordering in OpenCV prevents rectangle being drawn

264

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2019-07-22 09:26:17 -0600 karnhack

libopencv_stitching.so.4.1.0: file too short

500

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2019-07-22 21:30:56 -0600 supra56

dnn darknet cifar classifier[SOLVED] [closed]

189

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2019-07-22 04:14:34 -0600 ymw

Mat array[20] to unsigned short array

183

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2019-07-22 02:45:19 -0600 Eric Peter

how can load a frozen.pb model in nodejs using opencv4nodejs

opencv4nodejs

6k

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2019-07-23 03:46:52 -0600 supra56

Changing gstreamer pipeline to opencv in python[SOLVED]

4k

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1

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2019-07-24 10:37:26 -0600 Witek

How to remove small black spots & make digits more clear, complete & sharp in image?

c++
opencv

201

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2019-07-21 09:31:33 -0600 marcelbr1991

Different chessboard corner orders in stereo images

stereo-calibration

2k

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1

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no

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2019-08-02 19:07:27 -0600 opalmirror

How to provide flag arguments in pthon cv2 module function

calibration

492

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no

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2019-07-20 23:29:20 -0600 phellipex

getting select timeout on Linux, quirks solution doesn't work

1k

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1

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4

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2019-07-22 14:09:21 -0600 opalmirror

Inconsistent Disparity Map Coloration Between Frames.

252

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2019-07-20 16:35:28 -0600 diegostreetbob

ImportError: DLL load failed opencv4 [closed]

opencv#python

693

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2019-07-21 02:56:21 -0600 dwalker

VideoCapture failing for ~25% of videos from IP Camera

120

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2019-07-20 21:19:01 -0600 supra56

I am trying to convert rectengle image to bigger square with 17 padding. following is my code. but that is not working

iosopencv

802

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2019-07-20 10:45:24 -0600 Amulya

Bar code and QR code detector

269

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answers

1

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2019-07-20 08:04:03 -0600 Jérémy K

Predict trajectory of hand based on 3D coordinates

2k

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1

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2019-09-18 21:05:21 -0600 Hellcho

unable to get keypoints in opencv.js by orb detect and compute.

991

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2019-07-19 09:45:48 -0600 berak

cmake Opencv compile

423

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2019-07-19 04:54:41 -0600 Sky31

Color consistency algorithms python

1k

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1

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2019-07-19 04:06:30 -0600 Witek

How to create 32-bit dll file for OpenCV version 4.0.1?

opencv401

91

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no

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2019-07-18 19:25:25 -0600 Rafis

Traincascade Train dataset for temp stage can not be filled

opencvtraincascade

1k

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no

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2019-07-18 08:14:46 -0600 Rafutek

Build OpenCV Java for Linux, MacOS and Windows

325

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-1

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2019-07-17 22:00:50 -0600 132ikl

Segmentation Fault when attempting to import cv2 in Python 3 [closed]

251

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2019-07-17 15:41:40 -0600 FriendlyViking

Issue when testing any openCV CUDA samples: /usr/local/lib/libopencv_cudaobjdetect.so: undefined reference to `cv::cuda::StreamAccessor::getStream(cv::cuda::Stream const&)'

CUDA
Jetson

910

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1

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no

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2019-07-17 15:28:22 -0600 Witek

Help detecting where a video has been cut up/ jump cuts

423

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1

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no

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2019-07-17 15:48:26 -0600 Witek

How can I use yolo for box detection?

yolo

1k

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1

answer

-1

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2019-07-25 09:57:19 -0600 Chris

find outlined text in an image and cut the outline text ; with python

3k

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no

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2019-07-17 03:36:26 -0600 salvo88

29,830 questions

Adding Wrappers for Modules in OpenCV.js

cv::ocl::Kernel run method generate exception ( error: (-215) clEnqueueReadBuffer) (OpenCV 4.1.0)

Changing channel ordering in OpenCV prevents rectangle being drawn

libopencv_stitching.so.4.1.0: file too short

dnn darknet cifar classifier[SOLVED] [closed]

Mat array[20] to unsigned short array

how can load a frozen.pb model in nodejs using opencv4nodejs

Changing gstreamer pipeline to opencv in python[SOLVED]

How to remove small black spots & make digits more clear, complete & sharp in image?

Different chessboard corner orders in stereo images

How to provide flag arguments in pthon cv2 module function

getting select timeout on Linux, quirks solution doesn't work

Inconsistent Disparity Map Coloration Between Frames.

ImportError: DLL load failed opencv4 [closed]

VideoCapture failing for ~25% of videos from IP Camera

I am trying to convert rectengle image to bigger square with 17 padding. following is my code. but that is not working

Bar code and QR code detector

Predict trajectory of hand based on 3D coordinates

unable to get keypoints in opencv.js by orb detect and compute.

cmake Opencv compile

Color consistency algorithms python

How to create 32-bit dll file for OpenCV version 4.0.1?

Traincascade Train dataset for temp stage can not be filled

Build OpenCV Java for Linux, MacOS and Windows

Segmentation Fault when attempting to import cv2 in Python 3 [closed]

Issue when testing any openCV CUDA samples: /usr/local/lib/libopencv_cudaobjdetect.so: undefined reference to `cv::cuda::StreamAccessor::getStream(cv::cuda::Stream const&)'

Help detecting where a video has been cut up/ jump cuts

How can I use yolo for box detection?

find outlined text in an image and cut the outline text ; with python

CV2 installed, but Import cv2 on spyder gives an error

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