Questions - OpenCV Q&A Forum

140

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no

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-2

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2016-08-13 21:02:34 -0600 locka

Opencv tracking object moving on live video and remove

c++#opencv#ffmpeg

815

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no

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-2

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2016-08-24 22:01:57 -0600 op

What versions of Opencv are compatible with Visual Studio 2015?

visual2015

137

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no

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-2

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2016-09-26 00:02:14 -0600 [email protected]

I want to add opencv and gdal libarary in same project on netbeans, but there problem occured ..Plzz give me solution

249

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no

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-2

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2016-11-08 17:07:26 -0600 greenworld

CalBackProject implement

173

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no

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-2

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2017-09-06 09:43:47 -0600 Loubna

How can I detect colored markers on the fingers through the camera?

down-voted

100

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no

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-2

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2017-11-27 21:26:20 -0600 Zaxby

I am trying to create a program that will compare a video image to a library of images. Is this possible?

down-voted

649

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no

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-2

votes

2018-07-05 12:04:08 -0600 OpenCVNoob69

How do you use OpenCV to find horizontal angle and vertical angle from the center of an image to the center of a rectangular contour?

285

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no

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-1

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2018-07-11 04:12:57 -0600 psanjaya

cant read image from .cu

100

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-2

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2018-09-02 00:03:49 -0600 vitoverflow

I want to create an array for the letters in the given picture in python what can i do?

down-voted

459

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no

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-2

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2019-10-13 05:17:10 -0600 Ashraful12

How to get GPS and sensor data from .264 video file? (used by DVR)

146

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no

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-1

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2020-04-08 01:42:27 -0600 Srini9

Suggestion on a usecase

1k

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no

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-2

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2020-10-07 07:10:32 -0600 supra56

How to show the offset difference value between base image and reference image in OpenCV?

2k

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no

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-2

votes

2020-11-20 02:14:39 -0600 kilwa

calculating the area dimension in image

python#opencv

6k

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no

answers

-2

votes

2020-11-21 14:28:23 -0600 berak

cv2.error: OpenCV(4.4.0)error: (-215:Assertion failed) !_src.empty() in function 'cv::cvtColor', 14errors module cv2

373

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no

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-2

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2020-11-24 21:33:38 -0600 gentle_rain

How can I segment text from images with complex backgrounds?

255

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no

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-3

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2014-02-28 03:14:11 -0600 John Smith

C# I have cascade.xml. How to detect face on image with it basically ?

down-voted

201

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no

answers

-3

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2014-05-12 17:33:56 -0600 soulloli

problem of application of the algorithm to the video k-means

kmeans

181

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no

answers

-3

votes

2014-07-17 13:51:28 -0600 Kalyan_L

Detection of objects from a live video

down-voted

1k

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no

answers

-3

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2014-10-22 03:16:58 -0600 ringholm

Save images in C++, without OpenCV

off-topic

606

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no

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-3

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2015-03-20 07:53:33 -0600 john_1282

Age estimation in OpenCV source code

2k

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no

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-3

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2016-03-09 01:19:47 -0600 berak

accessing elements in vector of vector of points

vector

353

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no

answers

-3

votes

2016-10-07 14:15:08 -0600 Huzaifa007

I'm stuck badly in the code given below....i need to apply guassain filter in my results for good video result ?

funny

763

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no

answers

-3

votes

2017-12-13 18:55:40 -0600 nastyheatnor

Int object not iterable? (Python) (URGENT, NEEDED BY TONIGHT)

254

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no

answers

-3

votes

2018-03-19 19:07:37 -0600 Alberto N.

Reconstruction of a rectangular image with a grid pattern

337

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no

answers

-3

votes

2020-03-21 20:48:05 -0600 Ardamehr

how do I find the center of the screen in opencv c++?

funny

694

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no

answers

-4

votes

2013-07-28 05:21:36 -0600 helll

How to draw an circle,arrow in opencv using mouse events

down-voted

450

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no

answers

-4

votes

2017-08-10 01:50:28 -0600 bhumiborad

can we detect body measurement through Open CV

down-voted

12,357 questions

Opencv tracking object moving on live video and remove

What versions of Opencv are compatible with Visual Studio 2015?

I want to add opencv and gdal libarary in same project on netbeans, but there problem occured ..Plzz give me solution

CalBackProject implement

How can I detect colored markers on the fingers through the camera?

I am trying to create a program that will compare a video image to a library of images. Is this possible?

How do you use OpenCV to find horizontal angle and vertical angle from the center of an image to the center of a rectangular contour?

cant read image from .cu

I want to create an array for the letters in the given picture in python what can i do?

How to get GPS and sensor data from .264 video file? (used by DVR)

Suggestion on a usecase

How to show the offset difference value between base image and reference image in OpenCV?

calculating the area dimension in image

cv2.error: OpenCV(4.4.0)error: (-215:Assertion failed) !_src.empty() in function 'cv::cvtColor', 14errors module cv2

How can I segment text from images with complex backgrounds?

C# I have cascade.xml. How to detect face on image with it basically ?

problem of application of the algorithm to the video k-means

Detection of objects from a live video

Save images in C++, without OpenCV

Age estimation in OpenCV source code

accessing elements in vector of vector of points

I'm stuck badly in the code given below....i need to apply guassain filter in my results for good video result ?

Int object not iterable? (Python) (URGENT, NEEDED BY TONIGHT)

Reconstruction of a rectangular image with a grid pattern

how do I find the center of the screen in opencv c++?

How to draw an circle,arrow in opencv using mouse events

can we detect body measurement through Open CV

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