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388 questions

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61
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1
answer
no
votes
2017-07-27 03:49:30 -0500 complex

crop image to itself c++

48
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no
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no
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2017-07-04 09:00:52 -0500 PiMac

Send cv::Mat from c++ to python

50
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1
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no
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2017-06-16 04:15:51 -0500 Ice_T02 flag of Austria

How to use C-style scan to check pixel neighbors ?

19
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no
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no
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2017-06-14 09:52:43 -0500 jsxyhelu flag of China

how to use cv::Mat class to save 3 dimensions data

53
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1
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no
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2017-05-31 07:43:45 -0500 LBerger

How to store negative float values in Mat object? [closed]

59
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no
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2017-05-24 23:16:48 -0500 peterpans01

Fastest way to access pixel in circle shape

26
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no
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2017-05-10 10:41:03 -0500 bhornde

Inconsistent return values on pixel access.

5k
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2
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2017-05-10 01:26:57 -0500 harsh_bangari

OpenCv: Extract portion of a Mat image

83
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1
answer
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2017-05-01 16:54:45 -0500 matman

Convert cv::Mat to std::vector without copying

42
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1
answer
no
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2017-05-01 16:07:56 -0500 matman

Is this code correct to allocate two aligned cv::Mat?

30
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no
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2017-04-30 13:29:07 -0500 mondi

Reduce runtime by preallocating Mat or GpuMat

23
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2017-04-30 04:16:19 -0500 lovaj

how to rewrite cv::Mat::at in a pointer way?

55
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2017-04-26 10:14:37 -0500 yungtrizzle

Fill Mat from 2D vector

34
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1
answer
no
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2017-04-23 11:50:42 -0500 lovaj

Weird numbers with cv::Mat

18
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2017-04-22 07:01:17 -0500 sabra

change pixel value return false!

70
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1
answer
no
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2017-04-18 21:44:59 -0500 Nbb

Convert cv::Vec<double, 10>> to std::vector

42
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1
answer
no
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2017-04-06 01:35:28 -0500 berak

Error when converting OpenCV Mat to 2D array

60
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1
answer
no
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2017-04-05 05:46:39 -0500 sturkmen flag of Turkey

Loading 1 frame per 4 second

37
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1
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no
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2017-04-04 08:07:52 -0500 berak

Most efficient way to convert std::vector<cv::Mat> to one line cv::Mat?

44
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1
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no
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2017-04-03 01:28:00 -0500 berak

cv::Matx, copy section to another Matx

23
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1
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no
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2017-03-28 02:58:19 -0500 LBerger

Is there an easy way to get indices of zeros (value is zero)?

30
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1
answer
no
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2017-03-28 02:53:26 -0500 LBerger

How can I get index of the gratest element in a Mat

35
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2017-03-21 07:32:01 -0500 lovaj

Use all cv::Mat in std::vector and change their value efficiently

4k
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2
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no
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2017-03-16 07:24:19 -0500 enxdtw

How to Draw Crosshairs/Marked Axes

76
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2
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no
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2017-03-16 06:35:04 -0500 berak

Initialize MAT from pointer - help. [closed]

28
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1
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no
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2017-03-10 06:04:03 -0500 berak

How to get the total of the same number in a MAT

178
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1
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no
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2017-03-09 05:41:03 -0500 berak

Iterating and printing all pixel values from a Mat image

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