Questions - OpenCV Q&A Forum

1k

views

2

answers

no

votes

2020-03-02 19:10:54 -0600 HYPEREGO

How to use multiprocessing with OpenCV-C++ ?

493

views

no

answers

no

votes

2020-03-03 03:28:40 -0600 Houthius

cv::projectPoints giving bad results when undistorted 2d projections are far

364

views

no

answers

no

votes

2020-03-03 09:24:58 -0600 eLtronicsvilla

optical flow orientation and magnitude based background and foreground segmentation

3k

views

1

answer

no

votes

2020-03-04 14:49:56 -0600 mvuori

Help with "Undefined-reference" when compiling with CMake for OpenCV & C++ program

6k

views

1

answer

1

vote

2020-07-22 21:17:07 -0600 chenjia

opencv_videoio_gstreamer420_64.dll load failed +WINRT error

4k

views

no

answers

no

votes

2020-03-11 01:03:57 -0600 raisa_

How do I set up Qt windows for OpenCV in Ubuntu ?

64

views

no

answers

no

votes

2020-03-09 06:32:08 -0600 Kebsox

Trouble using opencv in homemade class

c++
opencv

611

views

no

answers

no

votes

2020-03-10 03:41:50 -0600 supra56

ARUCO Marker - Pose estimation

317

views

no

answers

no

votes

2020-03-11 18:08:01 -0600 alittlebirdy

Stitching Images: Homography estimation error

508

views

1

answer

no

votes

2020-03-13 05:27:47 -0600 berak

How to compile Opencv 3.4.1 program in VS 2019 with Opencv 4.1.1?

c++
opencv

3k

views

1

answer

no

votes

2020-03-13 16:54:52 -0600 mvuori

Unhandled exception at 0x00007FFB8B3F9159 in test1.exe: Microsoft C++ exception: cv::Exception at memory location 0x000000A35178F4E0.

4k

views

no

answers

no

votes

2020-03-20 05:18:49 -0600 berak

#include <opencv2/opencv.hpp> (and others) don't work

185

views

no

answers

no

votes

2020-03-23 03:00:33 -0600 sagar_007

creation of csv file for face recognition in c++

c++
opencv

4k

views

1

answer

no

votes

2020-03-23 10:04:57 -0600 UnicornsOnLSD

How do I install and use OpenCV on Arch Linux (C++)?

linux
c++

457

views

no

answers

1

vote

2020-03-26 02:42:17 -0600 berak

OpenCV_Contrib module quality

c++
opencv

515

views

no

answers

no

votes

2020-03-26 03:41:43 -0600 berak

Image quality assessment

c++
opencv

1k

views

no

answers

-1

votes

2020-03-27 02:01:43 -0600 majid kakavandi

hi friends.I want to install opencv on google colab for image processing but I couldn't do it.I also used the link below but to no result.

1k

views

no

answers

no

votes

2020-03-31 04:36:07 -0600 snehal

Change Image opacity

c++
opencv

3k

views

1

answer

1

vote

2020-04-04 03:10:26 -0600 berak

Sleep (or equivalent) vs waitKey

337

views

no

answers

no

votes

2020-04-13 07:24:19 -0600 gageru

problem with detecting dogs and cats from cnn module

405

views

no

answers

no

votes

2020-04-13 18:35:59 -0600 Noamco3

OpenCV OpenGL AR. tvec x y position incorrect.

527

views

no

answers

no

votes

2020-04-15 22:12:52 -0600 rioadhii

Face Recognition with CNN

255

views

no

answers

no

votes

2020-04-15 23:35:39 -0600 jj2

In a receiver side of TCP, opencv 'imdecode' returns zero in while loop

2k

views

1

answer

no

votes

2020-04-18 08:55:07 -0600 berak

Error opening file (/build/opencv/modules/videoio/src/cap_ffmpeg_impl.hpp:901)

1k

views

1

answer

no

votes

2020-04-19 00:38:22 -0600 dxhrmhall1449

Segmentation fault (core dumped) | C++

opencv
c++

711

views

1

answer

no

votes

2020-04-26 02:26:18 -0600 zelda

NVIDIA graphics cards architectures

495

views

1

answer

no

votes

2020-04-29 15:09:14 -0600 ahmed-zubair

Merge Mertens taking much longer on C++ than on Python on same set of images

280

views

no

answers

no

votes

2020-04-27 02:53:48 -0600 amigo421

EigenFaceRecognizer usage

946

views

no

answers

no

votes

2020-04-27 08:58:17 -0600 Abdelrahman

How to use multiband blender in opencv c++

c++

477

views

1

answer

no

votes

2020-04-28 05:59:54 -0600 berak

2,575 questions

How to use multiprocessing with OpenCV-C++ ?

cv::projectPoints giving bad results when undistorted 2d projections are far

optical flow orientation and magnitude based background and foreground segmentation

Help with "Undefined-reference" when compiling with CMake for OpenCV & C++ program

opencv_videoio_gstreamer420_64.dll load failed +WINRT error

How do I set up Qt windows for OpenCV in Ubuntu ?

Trouble using opencv in homemade class

ARUCO Marker - Pose estimation

Stitching Images: Homography estimation error

How to compile Opencv 3.4.1 program in VS 2019 with Opencv 4.1.1?

Unhandled exception at 0x00007FFB8B3F9159 in test1.exe: Microsoft C++ exception: cv::Exception at memory location 0x000000A35178F4E0.

#include <opencv2/opencv.hpp> (and others) don't work

creation of csv file for face recognition in c++

How do I install and use OpenCV on Arch Linux (C++)?

OpenCV_Contrib module quality

Image quality assessment

hi friends.I want to install opencv on google colab for image processing but I couldn't do it.I also used the link below but to no result.

Change Image opacity

Sleep (or equivalent) vs waitKey

problem with detecting dogs and cats from cnn module

OpenCV OpenGL AR. tvec x y position incorrect.

Face Recognition with CNN

In a receiver side of TCP, opencv 'imdecode' returns zero in while loop

Error opening file (/build/opencv/modules/videoio/src/cap_ffmpeg_impl.hpp:901)

Segmentation fault (core dumped) | C++

NVIDIA graphics cards architectures

Merge Mertens taking much longer on C++ than on Python on same set of images

EigenFaceRecognizer usage

How to use multiband blender in opencv c++

Offloading ANN GEMM operations to GPU

Links

Contributors

Tags