Questions - OpenCV Q&A Forum

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4

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2018-01-14 23:38:28 -0600 hanifalisohag

How to save a rectangular ROI?

roi
region

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no

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2013-06-09 14:09:30 -0600 user1446598

How to save only ROI pixels in a Mat using a binary mask?

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2015-10-06 15:52:22 -0600 Grigory Ptashko

Insert binary threshold image (CV_8UC1) into a ROI of a coloured mat (CV_8UC4)?

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2016-03-07 04:44:51 -0600 Pedro Batista

Blurring non-rectangular region of an image, then downsample whole image

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1

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2

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2012-07-14 04:56:13 -0600 AlexanderShishkov

How to used MSER in OpenCV2.4.2 to detect regions?

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1

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2012-07-18 09:27:42 -0600 Guobiao

How do I draw irregular contours of MSER regions

14k

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1

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2013-08-08 03:11:18 -0600 theodore

How to do Region Growing Using Average Color as A Seed to Grow Pixels?

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1

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2013-12-07 11:30:33 -0600 Nate Beghuk

How to set region of interest ROI??

4k

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1

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2015-03-30 08:00:04 -0600 Siegfried

Create a mat ROI for each contour blob?

632

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1

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2015-04-17 09:41:08 -0600 samirissa00

How to Identify a color in a specific area of the image

region
Color

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2015-10-06 05:14:12 -0600 LBerger

Count drops of blood

183

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1

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no

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2015-12-06 19:32:42 -0600 diegomoreira

Smoothing region

474

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1

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2016-02-10 16:50:39 -0600 berak

Does createLBPHFaceRecognizer() uses spatially enhanced histogram?

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1

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no

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2017-09-13 02:01:20 -0600 TheBrokenDoor

Detecting regions of same colour

830

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1

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no

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2017-09-28 12:45:00 -0600 matman

Contour to Spline

1k

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1

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-1

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2018-10-29 04:27:55 -0600 berak

OpenCV (Java) : Draw a rectangle region on Camera View

262

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no

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no

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2014-02-25 22:19:50 -0600 alex_ocv

sepFilter2d on a ROI reading out of bounds?

991

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no

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-1

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2015-01-22 03:20:01 -0600 maiq

Tracking region of interest

191

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no

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no

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2016-06-05 21:01:00 -0600 JohnnyY8

How to get the regions (rectangles with coordinates) by dense optical flow?

201

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no

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no

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2016-11-03 01:53:51 -0600 preetha

how to identify noise in an image

356

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no

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2017-10-26 01:20:27 -0600 berak

Help detecting small hole on tube

94

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no

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no

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2018-05-02 07:35:33 -0600 cjacquel

Replace Edges by Spline

91

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no

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no

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2018-10-13 11:50:59 -0600 robro

Roi to small? [closed]

region

23 questions

How to save a rectangular ROI?

How to save only ROI pixels in a Mat using a binary mask?

Insert binary threshold image (CV_8UC1) into a ROI of a coloured mat (CV_8UC4)?

Blurring non-rectangular region of an image, then downsample whole image

How to used MSER in OpenCV2.4.2 to detect regions?

How do I draw irregular contours of MSER regions

How to do Region Growing Using Average Color as A Seed to Grow Pixels?

How to set region of interest ROI??

Create a mat ROI for each contour blob?

How to Identify a color in a specific area of the image

Count drops of blood

Smoothing region

Does createLBPHFaceRecognizer() uses spatially enhanced histogram?

Detecting regions of same colour

Contour to Spline

OpenCV (Java) : Draw a rectangle region on Camera View

sepFilter2d on a ROI reading out of bounds?

Tracking region of interest

How to get the regions (rectangles with coordinates) by dense optical flow?

how to identify noise in an image

Help detecting small hole on tube

Replace Edges by Spline

Roi to small? [closed]

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