Questions - OpenCV Q&A Forum

271

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Apr 16 '14 Newbiesss

Eigenface Evaluation (EER)

186

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Sep 23 '13 scimes

visual studio 2010 qt5.0.2 CUDA5.5

vs2010

464

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Sep 25 '14 SumitM

coordinate system type

686

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1

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Aug 10 '15 Beefoffee

How to flip a camera calibration?

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Sep 29 '14 thdrksdfthmn

SVM copy constructor is private

#cvsvm

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1

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Dec 24 '15 Eduardo.Martins

haveOpenCL return false

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2

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Jul 1 '14 pyro

Retrieve non-zero elements from a SparseMat while iterating through another

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Jun 28 '14 prince0fpersia

Why this code gives me this error: "train data must be floating-point matrix"

CvSVM

121

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Nov 16 '15 antithing

undistort with only 2 parameter distortion coefficients.

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Mar 10 '16 Adams30

how to use multithreading with opencv android java

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Mar 21 '14 channing

can not run Imgproc.Findfeatures: AndroidRuntime FATAL exception: Thread

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Feb 22 '15 nikitos1550

findCircleGrid detection, how to debug?

166

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Dec 23 '15 Priyanka Agarwal

I am a beginner in openCV. I want to detect some images, do I need to generate cascade file similar to one present in face detection sample app? What is the correct way?

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Mar 5 '14 York

code below running in VC2010 ，no error but failed，help！

count-pixels

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Jul 14 '18 masterenol

My Python code shows webcam, buy my C++ does not.

webcam
c++

348

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Apr 30 '19 TharinduEH

Overlay one video feed on another video feed.

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Feb 3 '0 berak

Auto image capture with stepper pauses

270

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Feb 5 '14 user1234

Negative values for the feature coordinates obtained using goodFeaturesToTrack() in opencv

178

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Nov 20 '17 mateishungary

OpenCV HDR processing producing bad output on iOS

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Jan 13 '0 verance

method SETUP failed: 459 Client error

rtsp

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1

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Aug 5 '14 paula

Emotion detection training by means of HRV

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Apr 20 '14 NightRadio

libnative_camera crash on Android 4.4.2

266

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Feb 27 '16 Swooshftw

Tracking Contours from a ROI

object-tracking

539

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Jul 30 '13 Haleema

Reshaping nxnx3 Mat Object to 3xn.n

869

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2

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Aug 25 '15 Stefan Isidorovic

How to form data for SVM training OpenCV3

1k

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Sep 28 '16 Tankard

cv::OutOfMemoryError while calculating (surf)descriptors

62

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Jun 3 '16 vaishali masal

i am doing project using opencv on raspberian wheezy (Linux) platform.Can anyone provide me a code for histogram equalisation using python language.

186

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Sep 26 '17 -Asso-

Calculate 3D position from stereo Images

313

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Jul 23 '18 whdt

OpenCV how to interrupt video record with thread

820

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Apr 29 '19 berak

12,357 questions

Eigenface Evaluation (EER)

visual studio 2010 qt5.0.2 CUDA5.5

coordinate system type

How to flip a camera calibration?

SVM copy constructor is private

haveOpenCL return false

Retrieve non-zero elements from a SparseMat while iterating through another

Why this code gives me this error: "train data must be floating-point matrix"

undistort with only 2 parameter distortion coefficients.

how to use multithreading with opencv android java

can not run Imgproc.Findfeatures: AndroidRuntime FATAL exception: Thread

findCircleGrid detection, how to debug?

I am a beginner in openCV. I want to detect some images, do I need to generate cascade file similar to one present in face detection sample app? What is the correct way?

code below running in VC2010 ，no error but failed，help！

My Python code shows webcam, buy my C++ does not.

Overlay one video feed on another video feed.

Auto image capture with stepper pauses

Negative values for the feature coordinates obtained using goodFeaturesToTrack() in opencv

OpenCV HDR processing producing bad output on iOS

method SETUP failed: 459 Client error

Emotion detection training by means of HRV

libnative_camera crash on Android 4.4.2

Tracking Contours from a ROI

Reshaping nxnx3 Mat Object to 3xn.n

How to form data for SVM training OpenCV3

cv::OutOfMemoryError while calculating (surf)descriptors

i am doing project using opencv on raspberian wheezy (Linux) platform.Can anyone provide me a code for histogram equalisation using python language.

Calculate 3D position from stereo Images

OpenCV how to interrupt video record with thread

Convert Raw12 image to RGB (USB3.0 Cam)

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