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32 questions

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10k
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2
answers
2
votes
2015-12-29 06:48:52 -0500 LBerger

calcHist() usage for RGB histogram...?

989
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1
answer
2
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2016-03-16 06:34:36 -0500 strann

Histogram for ushort

299
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1
answer
1
vote
2012-10-09 08:28:24 -0500 Ilinsekt

calcHist with CV_64F image?

2k
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1
answer
1
vote
2012-11-18 05:01:28 -0500 Michael Burdinov

Histogram: Count black pixel per column

5k
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1
answer
1
vote
2014-09-02 09:20:47 -0500 ejehardenberg flag of United States of America

*java* api Histogram calculation

1k
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no
answers
1
vote
2013-09-29 18:28:55 -0500 lordtchofo

gpu::calcHist()

1k
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no
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1
vote
2014-01-20 14:04:25 -0500 Torsten

calcHist returns invalid Mat (n-dimensional histogram, n>=3)

881
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1
answer
no
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2018-11-13 07:02:05 -0500 supra56 flag of Canada

OpenCV Python: can not pass UMat to calcHist

66
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no
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1
vote
2020-05-26 11:19:55 -0500 Neb

Calculate histogram using Graph API (G-API)

162
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1
answer
no
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2013-09-20 05:49:43 -0500 Moster

Histogram outputs always same picture

214
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no
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no
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2014-04-01 07:19:53 -0500 juanmanpr

Access histogram data

2k
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1
answer
no
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2014-05-23 00:46:43 -0500 Abid Rahman K flag of India

calcHist on BGR in python

106
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no
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no
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2014-07-09 17:19:59 -0500 aniket

histogram equalization "New optimization" @ 2.4.7

325
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1
answer
no
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2014-12-25 16:56:36 -0500 mcsmurf

calcHist not returning expected values?

72
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no
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no
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2015-04-22 01:40:12 -0500 asanka

How to calculate histogram using every nth pixel opencv

631
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1
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no
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2016-03-09 18:52:29 -0500 tuannhtn flag of Vietnam

Issue with calcHist

674
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1
answer
no
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2016-03-23 19:13:28 -0500 martyychang flag of United States of America

calcHist() float values in range param?

347
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no
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no
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2016-04-26 09:19:22 -0500 strann

calcHist() with CV_32F

291
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no
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no
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2016-11-04 11:28:56 -0500 Farqual flag of France

calcHist() in detail

670
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1
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no
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2017-01-02 04:11:49 -0500 simozz

what is the role of mask passed to calcHist argument ?

146
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1
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no
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2017-02-28 00:38:45 -0500 pi-null-mezon flag of Russia

Creating a Histogram

942
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1
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no
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2017-03-21 05:50:52 -0500 berak

calcHist() using vectors

1k
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no
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no
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2017-10-03 00:15:49 -0500 aruno14

CalcHist on java [closed]

848
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1
answer
no
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2018-04-17 01:13:48 -0500 berak

Can't get correct parameter format for cv::calcHist

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LBerger gravatar imageStevenPuttemans gravatar imagejuanmanpr gravatar imageflohei gravatar imageGuanta gravatar imageberak gravatar imageTorsten gravatar imageShikhar gravatar imagedewmal gravatar imageGiulSDU gravatar imageHansg91 gravatar imageheredic gravatar imageMoster gravatar imagelordtchofo gravatar imageIlinsekt gravatar imageMichael Burdinov gravatar image