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23 questions

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451
views
3
answers
1
vote
2016-03-10 04:26:52 -0500 essamzaky

Fast element access macro in C++ API

127
views
1
answer
no
votes
2016-05-18 08:10:39 -0500 berak

Basic operations on mat variable in android

99
views
1
answer
1
vote
2018-01-08 19:59:16 -0500 sjhalayka flag of Canada

trouble understanding pixel access

76
views
1
answer
1
vote
2019-05-10 03:50:57 -0500 berak

Get pixel value of sobel Mat with C++

121
views
1
answer
no
votes
2013-12-05 05:29:56 -0500 berak

How can I mark (white/255) in Mat for contour points?

1k
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no
answers
no
votes
2014-03-12 03:36:35 -0500 souzou0809

White pixel value different from 255

1k
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2
answers
no
votes
2014-07-03 10:15:18 -0500 Mathieu Barnachon flag of Netherlands

Accessing pixel pointer

100
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no
answers
no
votes
2014-07-25 04:30:02 -0500 Siegfried

working in pixels in Mat structure

145
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no
answers
no
votes
2014-10-02 17:28:21 -0500 kovand11

Speeding up pixelwise operations

116
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no
answers
no
votes
2015-05-01 17:41:53 -0500 opencvnoob29838

opencv java 2.4.9 pixel operations

257
views
1
answer
no
votes
2015-05-05 16:43:36 -0500 SR

[C++] Efficient element-by-element pixel access?

72
views
no
answers
no
votes
2015-11-07 03:27:18 -0500 octopode

convertTo() and pixel-wise transformations with TBB

74
views
1
answer
no
votes
2016-01-21 23:30:06 -0500 berak

Memory error accessing grayscale pixel data

869
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no
answers
no
votes
2016-10-22 10:37:02 -0500 Jishan

Pixel-wise subtraction of image

130
views
2
answers
no
votes
2017-01-16 11:36:06 -0500 Pedro Batista flag of Portugal

LineIterator for non-8U images

40
views
no
answers
no
votes
2017-04-22 07:01:17 -0500 sabra

change pixel value return false!

137
views
no
answers
no
votes
2017-05-24 23:16:48 -0500 peterpans01

Fastest way to access pixel in circle shape

172
views
1
answer
-1
votes
2018-07-07 09:47:48 -0500 ali hakimiyan

opencv mat.at<cv::Vec4b> convert to java

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ali hakimiyan gravatar imagesjhalayka gravatar imageLBerger gravatar imagePedro Batista gravatar imagekovand11 gravatar imagethdrksdfthmn gravatar imageNihad gravatar imagekbarni gravatar imagesouzou0809 gravatar imageopencvnoob29838 gravatar imageROSpioneer gravatar imagejamesnzt gravatar imagemstankie gravatar imageessamzaky gravatar imageAndrey Gaganov gravatar imageberak gravatar image