Questions - OpenCV Q&A Forum

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2018-03-24 03:42:21 -0600 jasper12

any transparent IR paint for IR marker tracking?

238

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1

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2020-05-07 04:11:45 -0600 ksenobojca

"_InputArray::isVector()" with Python data

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2013-04-24 09:31:10 -0600 alfa_80

OpenCV functionality to visualize keypoints(corner)

Visualization

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-1

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2018-05-13 13:33:51 -0600 Toutou

I want to calculate the yellow pixels in a YCbCr image (open cv) with python how can I write this code

YCbCr

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2019-01-27 23:35:11 -0600 AdigTiwari

how to replace pygame mouse event with motion coordinates which we get from opencv video capture ?

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2019-06-17 13:49:30 -0600 CV

Cannot use IP Camera on openCV 3.4.2 on Mac

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2

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2015-10-24 11:14:46 -0600 Sonny

Videocapture not work in Opencv 3.0.0 for android

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2015-11-14 13:30:13 -0600 Roberto Arista

Group glyphs images from a book page scan

matching

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2014-08-25 11:06:42 -0600 borjaevo

warpAffine efficiency, how can i go faster?

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2017-01-05 06:00:52 -0600 saik710

Getting pthread related errors during opencv compilation for arm64

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2014-02-06 01:53:46 -0600 tiho_bg

Console Application or Windows Form Application?

opencv
c++

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2015-02-15 23:40:32 -0600 Shabuddin Shaik

which GPU supports good Opencv with CL ?

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2019-08-02 12:23:31 -0600 phellipex

How do I catch a select timeout error from Python try except

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2015-02-16 01:18:11 -0600 hritzanimesh

RGB to NV21 conversion

cvtColor

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2016-12-08 02:57:54 -0600 corneliu.cincea

I get exception when I do a flip

276

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2016-08-09 20:56:30 -0600 alvarouc

cudacodec::VideoReader returns 4 channels

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2015-03-27 14:43:53 -0600 loleczek

AndroidStudio/NDK - finished with non-zero exit value2

android-ndk

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2017-09-10 22:55:07 -0600 Truongvv

Android Camera very hot, high temperature. Suggestion for a suitable android device

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2015-09-10 09:27:06 -0600 sarjoondeen

memory management of Mat

305

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2019-06-03 06:54:20 -0600 BuenaVentura

Βlock Matching, setTextureThreshold()

191

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2013-09-11 06:17:56 -0600 dhanash

Problem in qt

597

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2013-05-17 08:41:16 -0600 januka

Building 3d model build3dmodel.cpp

opencv

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2016-09-22 08:49:09 -0600 drKzs

Improve ORB for rescaling ? (opencv)

brisk

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2020-05-15 03:58:28 -0600 Fnoop

Correct method to specify -mfpu compile flag?

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2014-08-17 06:35:59 -0600 dang ky 3g mobifone

Real time object dimension measurement using stereo vision

#stereovision

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2015-07-06 23:27:22 -0600 jay1110

I am trying to use the ASUS xtion Live pro with openCV 2.4.9. I start the ASUS drivers that is openni2 using roslaunch openni2_launch openn2.launch. But I am not able to get the outputs

396

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2015-01-29 10:56:46 -0600 panchenko.dm

detect handball gates on the video

81

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2015-01-01 18:28:02 -0600 AuroraBlaze

unable to train using opencv_traincascade (window7 cmd)

182

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2018-09-28 06:20:42 -0600 alex_s

Difference in time for YOLOv3

Yolov3

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no

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2020-07-22 08:26:09 -0600 totolia

How to convert cv2.cuda_GpuMat to cv::cuda::GpuMat

opencv
CUDA

12,357 questions

any transparent IR paint for IR marker tracking?

"_InputArray::isVector()" with Python data

OpenCV functionality to visualize keypoints(corner)

I want to calculate the yellow pixels in a YCbCr image (open cv) with python how can I write this code

how to replace pygame mouse event with motion coordinates which we get from opencv video capture ?

Cannot use IP Camera on openCV 3.4.2 on Mac

Videocapture not work in Opencv 3.0.0 for android

Group glyphs images from a book page scan

warpAffine efficiency, how can i go faster?

Getting pthread related errors during opencv compilation for arm64

Console Application or Windows Form Application?

which GPU supports good Opencv with CL ?

How do I catch a select timeout error from Python try except

RGB to NV21 conversion

I get exception when I do a flip

cudacodec::VideoReader returns 4 channels

AndroidStudio/NDK - finished with non-zero exit value2

Android Camera very hot, high temperature. Suggestion for a suitable android device

memory management of Mat

Βlock Matching, setTextureThreshold()

Problem in qt

Building 3d model build3dmodel.cpp

Improve ORB for rescaling ? (opencv)

Correct method to specify -mfpu compile flag?

Real time object dimension measurement using stereo vision

I am trying to use the ASUS xtion Live pro with openCV 2.4.9. I start the ASUS drivers that is openni2 using roslaunch openni2_launch openn2.launch. But I am not able to get the outputs

detect handball gates on the video

unable to train using opencv_traincascade (window7 cmd)

Difference in time for YOLOv3

How to convert cv2.cuda_GpuMat to cv::cuda::GpuMat

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