Questions - OpenCV Q&A Forum

204

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no

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no

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2020-02-25 04:22:20 -0600 supra56

Unable to capture 2 recorded video streams simultaneously

2k

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no

answers

no

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2020-02-28 13:23:23 -0600 raisa_

How do I write into YML format and read it with opencv and C++ ?

1k

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2

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no

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

How to use multiprocessing with OpenCV-C++ ?

516

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no

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no

votes

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

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

366

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no

votes

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

optical flow orientation and magnitude based background and foreground segmentation

64

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no

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no

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

Trouble using opencv in homemade class

c++
opencv

340

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no

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no

votes

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

Stitching Images: Homography estimation error

513

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1

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no

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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

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no

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

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

185

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answers

no

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

creation of csv file for face recognition in c++

c++
opencv

537

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no

answers

no

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

Image quality assessment

c++
opencv

1k

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no

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no

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

Change Image opacity

c++
opencv

258

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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

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1

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no

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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++

811

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1

answer

no

votes

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

NVIDIA graphics cards architectures

1k

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no

answers

no

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2020-05-07 05:13:39 -0600 snehal

Remove vignetting effect [closed]

opencv
c++

193

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no

answers

no

votes

2020-05-14 11:16:13 -0600 utter_noob

Any previous Opencv DNN support lower cc(3)

304

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1

answer

no

votes

2020-05-13 01:52:06 -0600 berak

How do i use only certain modules in OpenCV?

945

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no

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2020-05-25 11:11:55 -0600 supra56

Opencv in ubuntu 20.04 undefined reference [closed]

c++
opencv

198

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no

answers

no

votes

2020-05-26 05:29:25 -0600 healthy_H

copied opencv code slower than pre-compiled code

146

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1

answer

no

votes

2020-05-28 04:23:21 -0600 berak

having trouble to access to pixels in ROI

c++
opencv

598

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no

answers

no

votes

2020-06-09 04:32:51 -0600 samkro

Split a cv::mat into submats based on each containing a contour

369

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no

answers

no

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2020-06-13 14:29:37 -0600 10may

OpenCV DirectX 11 Interoperability

1k

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1

answer

no

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2020-06-22 02:40:14 -0600 palladin

OpenCV + WebCam + H.264 Streaming

c++
opencv

444

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no

answers

no

votes

2020-06-26 03:22:47 -0600 supra56

convert IPLImage to unsigned short [closed]

opencv
c++

1k

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no

answers

no

votes

2020-07-17 04:22:47 -0600 snehal

vignetting correction

c++
opencv

251

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no

answers

no

votes

2020-07-02 03:28:38 -0600 berak

I am unable to load image using openCV and using visual studio for c++ code.

258

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no

answers

no

votes

2020-07-04 07:05:56 -0600 vchill

1,383 questions

Unable to capture 2 recorded video streams simultaneously

How do I write into YML format and read it with opencv and C++ ?

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

Trouble using opencv in homemade class

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++

Image quality assessment

Change Image opacity

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

Remove vignetting effect [closed]

Any previous Opencv DNN support lower cc(3)

How do i use only certain modules in OpenCV?

Opencv in ubuntu 20.04 undefined reference [closed]

copied opencv code slower than pre-compiled code

having trouble to access to pixels in ROI

Split a cv::mat into submats based on each containing a contour

OpenCV DirectX 11 Interoperability

OpenCV + WebCam + H.264 Streaming

convert IPLImage to unsigned short [closed]

vignetting correction

I am unable to load image using openCV and using visual studio for c++ code.

Unable to build opencv on windows

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