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29,830 questions

1k
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2017-02-03 08:21:28 -0600 StevenPuttemans flag of Belgium

How to scan line by line in an image array

587
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2017-12-04 05:24:00 -0600 supra56 flag of Canada

Why are my two other frames completely black?

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2017-02-09 04:38:40 -0600 abhijith

How to find the hsv range of green gloves in a particular image?

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2018-06-14 16:36:40 -0600 mannyglover

ximgproc in opencv2 file not found

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2017-02-09 01:49:00 -0600 LBerger

How to extract frames at 10 fps?

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2017-02-10 04:54:02 -0600 mstankie

how to scan lines vertically?

142
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2
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2017-02-11 02:14:12 -0600 berak

Is that impossible to use if condition in opencv with float variable?

11k
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2
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2017-08-02 13:47:32 -0600 pkdos84

Loading video files using VideoCapture in Android

2k
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2
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2017-02-14 03:59:53 -0600 LBerger

cv::normalize not working for 16UC1

3k
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2
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1
vote
2017-02-16 06:44:07 -0600 DavB

Building/Compiling OpenCV 3.2 with Qt on Visual Studio 2015 [closed]

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2017-02-15 10:46:05 -0600 LBerger

robot arm plays chess with recognition of chess pieces.

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2017-02-17 07:42:48 -0600 lovaj

CMake use -openmp instead of -qopenmp for Intel Compiler

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2
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2017-02-16 04:40:33 -0600 kevin_lomax

Tracker variable bounding box size

638
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2017-02-17 09:17:39 -0600 Eduardo

realsense R200, difference between saved images and live stream?

1k
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2020-05-13 11:08:06 -0600 seemahan

How to compute occupancy grid in opencv?

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2
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2017-02-20 04:43:23 -0600 pi-null-mezon flag of Russia

Why does findcontours crash the program in Qt?

3k
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2
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2017-02-19 08:20:19 -0600 LBerger

How to find small difference between 2 images

29k
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2
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2017-02-20 03:01:13 -0600 pi-null-mezon flag of Russia

the dtype of read image

1k
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2
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votes
2017-02-20 04:48:00 -0600 berak

OpenCV issue with drawing Farneback optical flow in ROI.

6k
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2
answers
2
votes
2018-01-21 16:11:55 -0600 infoclogged

cv::Vec3f vs cv::Point3f

2k
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2017-02-23 10:08:30 -0600 pklab flag of Italy

union of contours opencv

3k
views
2
answers
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vote
2017-02-23 03:53:26 -0600 kbarni flag of France

how to access matrix with unknown number of channels ?

8k
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2
answers
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2017-02-27 15:00:53 -0600 Codacus

reduce processing time of webcam capture

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2
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2017-02-25 06:45:59 -0600 jsxyhelu flag of China

How do I get the lowest value of all the non zero value pixels?

13k
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2
answers
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vote
2017-02-27 02:27:18 -0600 sturkmen flag of Turkey

How to draw arrow from 2 Points

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2
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2017-03-08 06:22:11 -0600 PetterS

how to use open cv in visual studio 2017

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