Questions - OpenCV Q&A Forum

74k

views

4

answers

4

votes

2012-12-05 07:11:04 -0600 wuling

Mat to byte array

opencv
Mat

12k

views

2

answers

4

votes

2013-02-28 02:30:23 -0600 SR

Using external image data in a cv::Mat

Mat
pointer

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?

Mat
pointer

57k

views

2

answers

4

votes

2019-09-15 10:04:34 -0600 sturkmen

How to access data from a cv::Mat

1k

views

1

answer

4

votes

2015-04-03 18:01:12 -0600 Guanta

Why some basic operations with cv::Mat with number of channels > 4 do not work ?

488

views

2

answers

5

votes

2012-09-13 05:09:27 -0600 Michael Burdinov

Can I perform nested operations with the Mat object?

Mat

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

12k

views

1

answer

6

votes

2015-09-16 18:14:45 -0600 sturkmen

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

set ROI in cv::Mat

Mat
roi

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.

3k

views

no

answers

6

votes

2015-07-14 05:00:54 -0600 mkc

Is there a reason why OpenCV does not support (CV_32U) 32 bit depth unsigned integer Mat?

78k

views

2

answers

7

votes

2012-10-31 21:29:11 -0600 unxnut

subtract from white - invert

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?

IplImage
Mat

3k

views

2

answers

9

votes

2016-02-18 21:50:13 -0600 sturkmen

Best practices for writing image processing functions?

59k

views

1

answer

14

votes

2017-08-20 04:02:00 -0600 sturkmen

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

467 questions

Mat to byte array

Using external image data in a cv::Mat

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

How to access data from a cv::Mat

Why some basic operations with cv::Mat with number of channels > 4 do not work ?

Can I perform nested operations with the Mat object?

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

converting from iplimage to cvmat and vise versa

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

set ROI in cv::Mat

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

Is there a reason why OpenCV does not support (CV_32U) 32 bit depth unsigned integer Mat?

subtract from white - invert

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

Best practices for writing image processing functions?

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

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

Links

Contributors

Tags