Ask Your Question
RSS
Sort by » date activity answers votes ▼

467 questions

Tagged
  • ×
59k
views
1
answer
14
votes
2017-08-20 04:02:00 -0600 sturkmen flag of Turkey

How to get and modify the pixel of Mat in Java?

141k
views
6
answers
14
votes
2014-09-25 12:02:22 -0600 lvv

What is the most effective way to access cv::Mat elements in a loop?

42k
views
1
answer
9
votes
2013-11-03 09:19:07 -0600 Jose Luis Blanco

Any way to convert IplImage* to cv::Mat in OpenCV 3.0.0?

78k
views
2
answers
7
votes
2012-10-31 21:29:11 -0600 unxnut flag of United States of America

subtract from white - invert

12k
views
1
answer
6
votes
2015-09-16 18:14:45 -0600 sturkmen flag of Turkey

How to read the pixels of the three channels at the same time?

91k
views
1
answer
6
votes
2013-03-29 10:05:41 -0600 StevenPuttemans flag of Belgium

set ROI in cv::Mat

20k
views
4
answers
6
votes
2013-10-17 01:42:12 -0600 Michael Burdinov

Best way to apply a function to each element of Mat.

488
views
2
answers
5
votes
2012-09-13 05:09:27 -0600 Michael Burdinov

Can I perform nested operations with the Mat object?

1k
views
3
answers
5
votes
2014-10-09 01:53:13 -0600 xhpohanka

Missing Mat::zeros(int ndims, const int* sz, int type)

38k
views
2
answers
5
votes
2013-05-28 05:28:06 -0600 Jawaher Khemakhem

converting from iplimage to cvmat and vise versa

74k
views
4
answers
4
votes
2012-12-05 07:11:04 -0600 wuling flag of Taiwan

Mat to byte array

12k
views
2
answers
4
votes
2013-02-28 02:30:23 -0600 SR

Using external image data in a cv::Mat

3k
views
2
answers
4
votes
2013-05-30 03:22:08 -0600 berak

How to know if two Mat point to the same data?

57k
views
2
answers
4
votes
2019-09-15 10:04:34 -0600 sturkmen flag of Turkey

How to access data from a cv::Mat

20k
views
2
answers
3
votes
2012-07-12 22:40:21 -0600 Niu ZhiHeng

How to add 2 Mat objects of different type?

2k
views
1
answer
3
votes
2012-07-19 06:49:54 -0600 sammy

Is there penalty for reference counting in Mat?

6k
views
1
answer
3
votes
2012-09-04 10:19:25 -0600 Andrey Pavlenko

How to update Mat with multiple channels?

10k
views
2
answers
3
votes
2013-03-11 05:53:09 -0600 Andrey Pavlenko

Convert Mat to MatOfByte in Android

4k
views
1
answer
3
votes
2012-10-31 14:41:51 -0600 Maria Dimashova

convert from vector to Mat

79k
views
2
answers
3
votes
2012-11-21 20:11:39 -0600 Martin Peris

How to create a binary image mat?

1k
views
no
answers
2
votes
2013-01-17 07:38:20 -0600 Simone

Filter the rows/columns of a Mat

21k
views
5
answers
3
votes
2018-08-09 05:23:41 -0600 sturkmen flag of Turkey

cv::Mat serialization to binary file

56k
views
1
answer
3
votes
2013-07-09 02:27:57 -0600 jbseano

How to use Mat.at<Internal type>(i,j)?

529
views
1
answer
3
votes
2013-12-02 07:14:20 -0600 Michael Burdinov

Do we need to optimize matrix operation of cv::Mat?

577
views
1
answer
2
votes
2012-07-23 20:10:27 -0600 Martin Peris

Saving an image with unset pixels

Links

Official site

GitHub

Wiki

Documentation

Contributors

Mostafa Sataki gravatar imageAndrey Pavlenko gravatar imageMartin Peris gravatar imageIlya Lysenkov gravatar imageAlexander Smorkalov gravatar imageRui Marques gravatar imageicedecker gravatar imageMaria Dimashova gravatar imagejayrambhia gravatar imageValentina Kustikova gravatar imageSimone gravatar imageMichael Burdinov gravatar imageNiu ZhiHeng gravatar imageyiannis gravatar imageDaniil Osokin gravatar imageKirill Kornyakov gravatar image

Tags

Copyright OpenCV foundation, 2012-2018. Content on this site is licensed under a Creative Commons Attribution Share Alike 3.0 license.
about | faq | help | privacy policy | terms of service
Powered by Askbot version 0.10.2