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105 questions

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7k
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1
answer
no
votes
2012-07-14 12:20:15 -0500 ararr

select ROI with mouse and display video. Strange problem

4k
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2
answers
1
vote
2012-08-17 03:35:03 -0500 Rui Marques flag of Portugal

Is there cvSetImageROI function in OpenCV on Android?

11k
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1
answer
1
vote
2012-12-14 09:10:23 -0500 David_Lavy

How to use Callback to draw a rectangle in a video?

3k
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1
answer
no
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2012-12-21 15:04:21 -0500 unxnut flag of United States of America

Copying parts of image to new images?

11k
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2
answers
3
votes
2013-02-01 02:01:45 -0500 Michael Burdinov

submat roi help

155
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1
answer
no
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2013-02-05 22:52:22 -0500 Mostafa Sataki flag of Iran

ROI Assertion Error

457
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no
answers
1
vote
2013-02-08 12:39:23 -0500 alh93

Mousetrap getsubrect() incorrect size input array

85k
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1
answer
6
votes
2013-03-29 10:05:41 -0500 StevenPuttemans flag of Belgium

set ROI in cv::Mat

825
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1
answer
1
vote
2013-04-01 12:20:44 -0500 Seb flag of Canada

How can I imread just an ROI, not the whole image?

61
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no
answers
no
votes
2013-05-07 07:34:23 -0500 MattiasR flag of Sweden

USB Cam with built in ROI? [closed]

64k
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2
answers
10
votes
2013-05-16 15:26:36 -0500 Philipp Wagner flag of Germany

Extract a RotatedRect area

4k
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1
answer
1
vote
2013-06-06 04:47:58 -0500 albertofernandez

Scale a RECT from its center ?

6k
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2
answers
1
vote
2013-06-23 09:10:13 -0500 xiaojidan

Make a collage with other images

438
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no
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no
votes
2013-07-09 03:04:48 -0500 Spas Hristov flag of Bulgaria

HOGDescriptor::detectMultiScaleROI ;/

2k
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2
answers
no
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2013-07-23 17:02:01 -0500 berak

How to set custom ROI

9k
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2
answers
no
votes
2013-08-12 09:18:03 -0500 StevenPuttemans flag of Belgium

Region of Interest in Video File

3k
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1
answer
no
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2013-08-28 17:06:18 -0500 deiaalencar

Pixels in the region of interest (ROI)

301
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2
answers
no
votes
2013-09-11 04:44:06 -0500 Mostafa Sataki flag of Iran

Further image processing analysis on roi

262
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no
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no
votes
2013-09-23 15:00:54 -0500 123ezone

How to create a Rhombus using openCV

12k
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2
answers
1
vote
2013-09-26 02:24:58 -0500 utkarshmankad flag of India

Possible solutions for OpenCv Assertion Error problem

1k
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1
answer
1
vote
2013-09-27 07:32:01 -0500 Mostafa Sataki flag of Iran

How to create irregular ROI??

42k
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1
answer
1
vote
2013-10-03 09:03:04 -0500 Michael Burdinov

copy part of a image Mat to another one

3k
views
1
answer
2
votes
2013-10-07 05:23:06 -0500 Mostafa Sataki flag of Iran

Reshape function problem

1k
views
1
answer
no
votes
2013-10-07 11:58:21 -0500 Vladislav Vinogradov flag of Russia

Bug with GpuMat::GpuMat(const GpuMat& m, Rect roi)

8k
views
3
answers
1
vote
2013-10-07 14:54:38 -0500 ahundt

Fill an image with the content of RotatedRect

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