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480 questions

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50k
views
2
answers
13
votes
2019-02-22 04:30:42 -0500 hunter3

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

15k
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2
answers
3
votes
2012-07-12 22:40:21 -0500 Niu ZhiHeng

How to add 2 Mat objects of different type?

1k
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1
answer
3
votes
2012-07-19 06:49:54 -0500 sammy

Is there penalty for reference counting in Mat?

277
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1
answer
1
vote
2012-07-23 20:10:27 -0500 Martin Peris

Saving an image with unset pixels

1k
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1
answer
1
vote
2012-07-26 01:10:54 -0500 sammy

How to give ownership of Mat data to other structure

2k
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1
answer
1
vote
2012-08-07 09:44:30 -0500 Andrey Pavlenko

android: how to put a column into Mat

52k
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2
answers
1
vote
2012-08-29 16:38:15 -0500 imran

Find pixel color out of cv::Mat on specific position

2k
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1
answer
2
votes
2012-09-04 04:48:58 -0500 Vladislav Vinogradov flag of Russia

Mat element access

4k
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1
answer
2
votes
2012-09-04 10:19:25 -0500 Andrey Pavlenko

How to update Mat with multiple channels?

318
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1
answer
2
votes
2012-09-05 03:56:59 -0500 Vladislav Vinogradov flag of Russia

Video element access

5k
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1
answer
no
votes
2012-09-07 10:08:11 -0500 AlexanderShishkov flag of Russia

Extract specified row from cv::Mat

230
views
2
answers
5
votes
2012-09-13 05:09:27 -0500 Michael Burdinov

Can I perform nested operations with the Mat object?

316
views
1
answer
2
votes
2012-09-14 01:57:34 -0500 Andrey Pavlenko

Why is my call to putText creating a wavy image of lines?

803
views
1
answer
no
votes
2012-09-17 03:07:19 -0500 Daniil Osokin flag of Russia

Using Mat.at<>() is giving me numbers much larger than 255.

8k
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2
answers
2
votes
2013-03-11 05:53:09 -0500 Andrey Pavlenko

Convert Mat to MatOfByte in Android

1k
views
no
answers
2
votes
2012-10-12 01:57:47 -0500 Harsha

How to display 3D images in openCV

3k
views
1
answer
3
votes
2012-10-31 14:41:51 -0500 Maria Dimashova

convert from vector to Mat

68k
views
2
answers
7
votes
2012-10-31 21:29:11 -0500 unxnut flag of United States of America

subtract from white - invert

66k
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2
answers
3
votes
2012-11-21 20:11:39 -0500 Martin Peris

How to create a binary image mat?

57k
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4
answers
4
votes
2012-12-05 07:11:04 -0500 wuling flag of Taiwan

Mat to byte array

8k
views
3
answers
no
votes
2012-12-12 08:35:26 -0500 Geppertm

problem with reading image to Mat

161
views
no
answers
no
votes
2012-12-12 14:42:22 -0500 zerowords

Supplying connection weights to CvANN_MLP::predict

2k
views
1
answer
1
vote
2012-12-13 07:22:57 -0500 Vladislav Vinogradov flag of Russia

how to watch cv::Mat type in VC++ debugger?

1k
views
1
answer
no
votes
2012-12-16 05:04:12 -0500 Michael Burdinov

Are 4 or more dimensions allowed in a Mat?

3k
views
1
answer
no
votes
2012-12-21 15:04:21 -0500 unxnut flag of United States of America

Copying parts of image to new images?

Contributors

Kirill Kornyakov gravatar imageAndrey Pavlenko gravatar imageDaniil Osokin gravatar imageIlya Lysenkov gravatar imageAlexander Smorkalov gravatar imageRui Marques gravatar imageicedecker gravatar imageMaria Dimashova gravatar imagejayrambhia gravatar imageValentina Kustikova gravatar imagedarKoram gravatar imageSimone gravatar imageMichael Burdinov gravatar imageNiu ZhiHeng gravatar imageyiannis gravatar imageAlexanderShishkov gravatar image