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29,830 questions

29k
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4
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9
votes
2020-04-29 09:38:59 -0600 wpalfi

how do you plot graphs in opencv projects?

15k
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4
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2
votes
2016-08-22 08:44:03 -0600 berak

How to remove green color i.e. to set it to 0 in an image?

626
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4
answers
no
votes
2017-01-19 11:08:41 -0600 sarmad

Plotting values from video frames

26k
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4
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no
votes
2017-10-08 19:35:14 -0600 supra56 flag of Canada

Attribute Error: module 'cv2' has no attribute 'face'

22k
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4
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no
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2017-12-11 01:28:52 -0600 Santhosh1

Laptop: Minimum System Requirement for OpenCV

8k
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4
answers
no
votes
2018-01-05 00:24:06 -0600 refa

Particle analyze in binary image

5k
views
4
answers
1
vote
2019-10-22 04:59:11 -0600 friendCYQ

OpenCV Error: The function/feature is not implemented

2k
views
4
answers
no
votes
2018-12-29 18:09:01 -0600 gromtron

Building OpenCV with CUDA (Win10, VS 2017)

6k
views
4
answers
no
votes
2020-11-20 01:41:09 -0600 dkurt flag of Russia

Android OpenCV + camera is just showing black screen

3k
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4
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no
votes
2020-07-12 01:28:57 -0600 AibohphobiA

YUV422(16bit) to RGB(24bit) conversion

92k
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3
answers
4
votes
2017-01-21 04:49:38 -0600 sturkmen flag of Turkey

How can I get frames from my webcam ?

31k
views
3
answers
7
votes
2014-01-19 09:33:57 -0600 berak

How to build OpenCV with TBB support?

3k
views
3
answers
2
votes
2018-08-18 02:21:08 -0600 Vajrayudha Ristiawanto

How to train cascade classifier

1k
views
3
answers
1
vote
2012-12-03 10:22:11 -0600 Bluker

Problem in instalation with vs2010 Windows 7 X64

48k
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3
answers
2
votes
2012-07-11 03:38:24 -0600 hype

Comparing two images whether same or not

20k
views
3
answers
4
votes
2015-10-20 08:30:16 -0600 amahta

Best method to track multiple objects?

4k
views
3
answers
2
votes
2012-09-14 07:15:35 -0600 tmanthey

Installing Sample App / OpenCV Manager

20k
views
3
answers
10
votes
2013-12-10 08:56:19 -0600 pklab flag of Italy

finding centroid of a mask

11k
views
3
answers
2
votes
2012-09-25 10:39:30 -0600 Kirill Kornyakov flag of Russia

Getting single frames from video with python

24k
views
3
answers
2
votes
2016-11-01 18:08:41 -0600 amahta

Error in parameter of traincascade?

10k
views
3
answers
8
votes
2019-01-09 04:42:35 -0600 pierre_w

LSH matching very slow

17k
views
3
answers
3
votes
2013-04-04 16:40:18 -0600 bhollis

What format does cv2.solvePnP use for points in Python?

8k
views
3
answers
no
votes
2012-08-02 15:05:15 -0600 mms

Simple Opencv program with link error on

4k
views
3
answers
3
votes
2013-12-12 18:02:39 -0600 dma

good result or bad result for findHomography

2k
views
3
answers
2
votes
2012-11-05 11:26:09 -0600 Emmanuel

Is FREAK scale and rotation invariant?

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