Questions - OpenCV Q&A Forum

5k

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no

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2019-09-26 11:26:01 -0600 Jong

There is a bad link in 'Help and Feedback' section

website

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2019-11-28 10:27:13 -0600 Elis4

How to use dnn as a detector for facemark ?

342

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2019-11-30 01:43:53 -0600 ojesus

python liveliness detection

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2020-10-26 15:47:52 -0600 kilwa

Algorithm suggestion for texture image matching

8k

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2019-12-14 11:13:48 -0600 supra56

cv2.imshow and cv2.imwrite show different output from the same array[SOLVED]

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2019-12-14 12:43:13 -0600 bong0

Use custom classifier in ERFilter with python

190

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2019-12-29 03:08:04 -0600 berak

Help required in contributing code to opencv 3.4 branch

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2019-12-30 07:19:52 -0600 VectorVP

How to use cudacodec + blobFromImage

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2020-01-31 05:17:40 -0600 Vismay

Not able to see camera/ onCameraFrame is not called in signed APK/bundle Android

android#opencv

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2020-01-07 13:44:14 -0600 realitysandbox

Can't get Logistic Regression results to be anything other than 0's

269

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2020-01-24 02:51:19 -0600 ganesh-k13

How to trigger tests in misc/python/test

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2020-01-23 01:05:23 -0600 Lucy8

point inside rect

689

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2020-01-27 04:29:26 -0600 TAldhous

Why are the Hu moments of the middle shape different to the others?

hu-moments

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2020-02-21 03:16:59 -0600 LBerger

OpenCV hackathon?

question

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2020-01-29 12:37:07 -0600 Amogh

Is there any limit on maximum number of faces detected using DNN face detector?

792

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2020-02-05 01:46:58 -0600 LBerger

How to port image registration C++ code to Python

549

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2020-02-04 09:30:15 -0600 Mialek

Detection, sorting,

threshold

130

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2020-02-07 02:28:48 -0600 afshinpir

Strange behavior of * and + on cv::Mat

Mat

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2020-02-27 07:11:27 -0600 Wolfish

OpenCV and Flutter

Flutter

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2020-06-11 15:36:21 -0600 Der Luftmensch

how could I change memory layout from hwc to chw ?

816

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2020-03-18 09:35:03 -0600 supra56

cv.detail.BestOf2NearestRangeMatcher_create() missing

1k

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2020-04-08 06:33:09 -0600 berak

convexityDefects errors

3k

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2020-05-19 10:55:50 -0600 cegaton

using k1, k2, k3 distortion values in blender

1k

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2020-06-05 18:02:12 -0600 facureyes

How to use LMSolver in OpenCV 4.3.0 c++

1k

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2020-06-23 05:58:20 -0600 rsj44

arclength and contourarea wrong results?

python

4k

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2020-06-29 08:10:08 -0600 sturkmen

Merge contour from vector<Points>

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2

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2020-07-01 10:19:18 -0600 sturkmen

Opencv getPerspectiveTransform method gives unclear result

756

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2020-06-30 10:21:51 -0600 sturkmen

COMPRESSION algo not helpful in PNG cases?

2k

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2020-07-27 10:04:43 -0600 kbarni

Block until window closed

waitkey

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2020-09-13 04:17:10 -0600 berak

29,830 questions

There is a bad link in 'Help and Feedback' section

How to use dnn as a detector for facemark ?

python liveliness detection

Algorithm suggestion for texture image matching

cv2.imshow and cv2.imwrite show different output from the same array[SOLVED]

Use custom classifier in ERFilter with python

Help required in contributing code to opencv 3.4 branch

How to use cudacodec + blobFromImage

Not able to see camera/ onCameraFrame is not called in signed APK/bundle Android

Can't get Logistic Regression results to be anything other than 0's

How to trigger tests in misc/python/test

point inside rect

Why are the Hu moments of the middle shape different to the others?

OpenCV hackathon?

Is there any limit on maximum number of faces detected using DNN face detector?

How to port image registration C++ code to Python

Detection, sorting,

Strange behavior of * and + on cv::Mat

OpenCV and Flutter

how could I change memory layout from hwc to chw ?

cv.detail.BestOf2NearestRangeMatcher_create() missing

convexityDefects errors

using k1, k2, k3 distortion values in blender

How to use LMSolver in OpenCV 4.3.0 c++

arclength and contourarea wrong results?

Merge contour from vector<Points>

Opencv getPerspectiveTransform method gives unclear result

COMPRESSION algo not helpful in PNG cases?

Block until window closed

why the order of colors in drawChessboardCorners() changes?

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