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12k
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1
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1
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2014-09-02 04:28:04 -0600 Balaji R flag of India

How to crop non rectangular area from Mat?

1k
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1
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1
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2014-10-26 05:18:34 -0600 Rasmus

Detect contour with mask

9k
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1
answer
no
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2019-02-12 05:24:41 -0600 LBerger

How to Multiply cv::Mat with mask

1k
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1
answer
1
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2015-08-29 05:09:12 -0600 LBerger

Extract parts of an image based on a raster mask?

458
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1
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no
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2015-10-13 07:27:59 -0600 StevenPuttemans flag of Belgium

Shouldn't Mat::copyTo be documented with the type of mask?

893
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1
answer
1
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2015-10-27 10:09:20 -0600 frageDE flag of Germany

OpenCV: Masking Operation Does not Function Properly

2k
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1
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2
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2016-04-08 15:31:52 -0600 Tetragramm flag of United States of America

Add padding to object in 4-channel image

5k
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1
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no
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2016-09-20 11:44:00 -0600 Tetragramm flag of United States of America

Understanding bitwise_and operation

4k
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1
answer
2
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2016-09-27 11:14:13 -0600 Tetragramm flag of United States of America

Behaviour of ORB keypoint detection with masks

861
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1
answer
no
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2017-01-02 04:11:49 -0600 simozz

what is the role of mask passed to calcHist argument ?

42k
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1
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1
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2017-03-16 03:28:50 -0600 berak

How to define the “lower” and “upper” range of a color?

489
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1
answer
no
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2017-03-30 10:36:10 -0600 LBerger

Blender with transparent background

325
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1
answer
no
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2017-04-03 08:31:49 -0600 Adi flag of Israel

Generate 1C Mask

1k
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1
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-1
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2017-06-29 19:56:11 -0600 Tetragramm flag of United States of America

Overlaying masked image over another?

1k
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1
answer
no
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2017-10-27 08:07:59 -0600 theaniolad

Perform functions on a ROI

237
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1
answer
no
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2017-11-08 01:40:15 -0600 Andriezel

copyTo() works only the first time

3k
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1
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2
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2017-11-28 12:41:26 -0600 opalmirror flag of United States of America

How to remove background of a selected contour

1k
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1
answer
no
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2018-05-20 17:13:29 -0600 Tetragramm flag of United States of America

Calculate Mean: different result for masked image vs ROI

382
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1
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no
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2018-07-23 04:52:24 -0600 LBerger

Overlap Image in a specific way?_C++

259
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1
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no
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2018-07-30 05:04:12 -0600 LBerger

How to mask only red channel_C++

216
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1
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no
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2018-11-09 11:04:09 -0600 LBerger

How to extract only the foreground using the given mask?

7k
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1
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no
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2019-08-14 18:20:52 -0600 sturkmen flag of Turkey

change all instances of a colour to a different one in C++

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