Questions - OpenCV Q&A Forum

1k

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2

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1

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2017-09-03 17:06:23 -0600 Tetragramm

Trying to remove artefact with interpolation

3k

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2

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2

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2017-09-06 13:48:28 -0600 matman

Building an executable which uses opencv that can be run on another computer

2k

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2

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1

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2017-09-07 21:33:07 -0600 Ziri

Is there a simple method to highlight the mask?

highlight

1k

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2

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no

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2017-09-12 07:32:57 -0600 Arun1994

rotation-Bicubic resampling -using OpenCV python

32k

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2

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2

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2017-09-08 08:27:28 -0600 sturkmen

How to split image into small blocks, process on them and then join all the blocks together again?

divide

334

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2

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no

votes

2017-09-10 17:12:40 -0600 AMBTB

RE Streaming to webserver Visual Studio 2017

c++
opencv

7k

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2

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no

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2017-09-12 01:58:00 -0600 VxW

imshow just opens a tiny window

opencv
newb

305

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2

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no

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2017-09-12 01:44:32 -0600 berak

compile opencv_contrib with 2.4.13.3 [closed]

compilation

5k

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2

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1

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2017-09-15 02:14:59 -0600 Ziri

Extracting A4 sheet out of troubling backgrounds

4k

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2

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1

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2017-09-21 15:37:49 -0600 miller619

Opencv Android: FPS and RGB values [Solved]

1k

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2

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no

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2017-09-19 06:43:25 -0600 StevenPuttemans

Traincascade - Required leaf false alarm rate achieved. Branch training terminated.

createsamples

3k

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1

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2017-09-25 19:49:37 -0600 opalmirror

numberOfDisparities clarification (StereoBM)

1k

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no

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2017-09-26 23:56:52 -0600 Scherady

iOS - Xcode - OpenCV - findContours error

15k

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2

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1

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2017-09-26 11:39:01 -0600 daveg2

Remove small objects from binary image

c++
opencv

1k

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2

answers

1

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2017-09-29 11:17:35 -0600 Pedro Batista

Dynamic gesture recognition

622

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2

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no

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2017-09-29 07:38:26 -0600 supra56

Cheap 1080p camera for insect detection

camera

39k

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2

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no

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2017-09-29 07:30:27 -0600 supra56

OpenCV Error: Assertion failed (scn == 3 || scn == 4) in cvtColor,

1k

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2

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1

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2017-10-18 03:27:43 -0600 MonyChin

Hard to calibrate long focal length lens, result is very poor [closed]

495

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2

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no

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2017-10-03 01:54:03 -0600 VxW

Line detection [closed]

Hough
Line

355

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2

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no

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2017-10-03 13:15:45 -0600 eshirima

In which programming language(s) can i import and use OpenCV?

help

272

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2

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no

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2017-10-11 06:49:17 -0600 StevenPuttemans

how can i crop the faces from the group photos?

c++

2k

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2

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no

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2017-10-10 09:55:48 -0600 antithing

cv::Mat imread to unsigned short*?

8k

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2

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no

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2017-10-11 08:43:27 -0600 eshirima

Display multiple images on multiple windows

3k

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2

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no

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2017-10-22 21:08:41 -0600 supra56

I am not able to put text in my frames of the video it is not giving any error but still i can't see the text

2k

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2

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no

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2019-06-18 12:19:45 -0600 iliis

Cross compile opencv build fails for aarch64 targets

10k

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2

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no

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2017-10-25 00:52:30 -0600 carton99

cmake windows openCV found but ... no compatible

25k

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2

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no

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2017-10-26 03:36:50 -0600 berak

Why does cv2.selectROI in python is not working as expected?

opencv

7k

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2

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no

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2017-10-31 17:35:24 -0600 MachineLearner

Python Opencv VideoCapture::read returns None only in a virtual environment

2k

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2

answers

1

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2017-10-28 09:45:32 -0600 eshirima

Face detection bounding box

Facedetection

948

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2

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no

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2017-10-30 06:16:32 -0600 supra56

29,830 questions

Trying to remove artefact with interpolation

Building an executable which uses opencv that can be run on another computer

Is there a simple method to highlight the mask?

rotation-Bicubic resampling -using OpenCV python

How to split image into small blocks, process on them and then join all the blocks together again?

RE Streaming to webserver Visual Studio 2017

imshow just opens a tiny window

compile opencv_contrib with 2.4.13.3 [closed]

Extracting A4 sheet out of troubling backgrounds

Opencv Android: FPS and RGB values [Solved]

Traincascade - Required leaf false alarm rate achieved. Branch training terminated.

numberOfDisparities clarification (StereoBM)

iOS - Xcode - OpenCV - findContours error

Remove small objects from binary image

Dynamic gesture recognition

Cheap 1080p camera for insect detection

OpenCV Error: Assertion failed (scn == 3 || scn == 4) in cvtColor,

Hard to calibrate long focal length lens, result is very poor [closed]

Line detection [closed]

In which programming language(s) can i import and use OpenCV?

how can i crop the faces from the group photos?

cv::Mat imread to unsigned short*?

Display multiple images on multiple windows

I am not able to put text in my frames of the video it is not giving any error but still i can't see the text

Cross compile opencv build fails for aarch64 targets

cmake windows openCV found but ... no compatible

Why does cv2.selectROI in python is not working as expected?

Python Opencv VideoCapture::read returns None only in a virtual environment

Face detection bounding box

Difference between two images light independent

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