Questions - OpenCV Q&A Forum

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2017-07-10 03:38:14 -0600 归零者

Could not find a package configuration file provided by "OpenCV" with any of the following names:

197

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no

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2017-07-10 03:21:10 -0600 Jt1995

access to single pixel of SuperpixelSlic object Android

2k

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1

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2017-07-10 03:17:59 -0600 berak

I'm Trying to convert RGB video to Grayscale using OpenCV in C++, but i'm getting an error in my code. Can anyone help me with the code?

216

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2017-07-10 02:37:39 -0600 berak

centos7 cv2 VideoWrite error!

cv2.VideoWrite

390

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1

answer

no

votes

2017-07-10 02:19:29 -0600 Aussie susan

iOS OpenCV image tearing

opencv3
ios

204

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no

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no

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2017-07-10 01:07:45 -0600 Debian LeoPragi

Kali linux in VMWare and Video capture

linux

367

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1

answer

no

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2017-07-10 00:14:51 -0600 berak

Within-classes scatter calculation in lda.cpp

lda
opencv

343

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1

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no

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2017-07-09 21:55:16 -0600 allthewaynorth

How to reduce the size of the trained SVM model in Opencv3.0?

c++
SVM

1k

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1

answer

2

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2017-07-09 17:24:47 -0600 SmegsALot

Error building opencv extra modules in CMake on Win10

176

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2017-07-09 14:34:52 -0600 arqam

Getting negative value of pixel openCV Java

opencv

725

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1

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no

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2017-07-09 13:45:54 -0600 Eduardo

calibrate stereo system without calling cv::stereoCalibrate

stereo-calibration

274

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no

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-1

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2017-07-09 11:21:32 -0600 louis89

draw a BoundingBox around an object that detection by Harris corners

bounding_box#c++#

54

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no

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no

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2017-07-09 06:40:19 -0600 sree

How to add a new member function to the existing LDA class and recompile it?

lda
opencv

129

views

1

answer

no

votes

2017-07-09 06:15:58 -0600 berak

the link of "Property Identifiers" on getting started with videos is not available.Can someone out there help me with other link.

310

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no

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-1

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2017-07-09 05:56:38 -0600 ashu-k

"premature end of data segment"

syntaxerror

1k

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1

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no

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2017-07-09 01:58:32 -0600 berak

Mask in Grabcut algorithm Opencv

java
grabcut

2k

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no

answers

-1

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2017-07-08 09:51:00 -0600 lchunleo

Incorrect outcome of using Chain Approx None [closed]

findContours

141

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no

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2017-07-08 09:45:20 -0600 Ajai

How to make opencv support custom codes for videos for reading

1k

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2017-07-08 08:46:56 -0600 arqam

How to create a mask where from another Mat color condition

java

421

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answers

no

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2017-07-08 08:02:47 -0600 arqam

Mat parameters explained [closed]

opencv

1k

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1

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no

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2017-07-08 02:16:53 -0600 berak

haarCascade trainning - Cuda?

gpu#cuda#opencv

813

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no

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2017-07-08 00:59:54 -0600 jrussino

"illegal memory access" when calling cv::cuda::ORB::detectAndComputeAsync() from multiple threads

700

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no

answers

1

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2017-07-08 00:37:32 -0600 arqam

Using opencv contrib in Java IntelliJ

opencv

106

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1

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no

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2017-07-07 16:13:44 -0600 Tetragramm

OpenCV filter that allows filter taking two images as Base

opencv

24k

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2

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no

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2017-07-07 15:55:01 -0600 swiss_knight

Retrieve yaw, pitch, roll from rvec

614

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no

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-1

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2017-07-07 11:30:55 -0600 cakeby

Best approach between Template Matching and Image Recognition [closed]

image-recognition

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no

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2017-07-07 03:49:20 -0600 gaspare

Read a named pipe in opencv

3k

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1

answer

no

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2017-07-07 03:12:57 -0600 berak

Unsupported format or combination of formats

python
flann

506

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no

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no

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2017-07-07 01:16:05 -0600 subhendu

ippicv_2017u2_win_ia32_20170418 not downloading

568

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no

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2017-07-07 00:53:49 -0600 lchunleo

Haar Cascade classifier vs CNN

cvHaarCascade

29,830 questions

Could not find a package configuration file provided by "OpenCV" with any of the following names:

access to single pixel of SuperpixelSlic object Android

I'm Trying to convert RGB video to Grayscale using OpenCV in C++, but i'm getting an error in my code. Can anyone help me with the code?

centos7 cv2 VideoWrite error!

iOS OpenCV image tearing

Kali linux in VMWare and Video capture

Within-classes scatter calculation in lda.cpp

How to reduce the size of the trained SVM model in Opencv3.0?

Error building opencv extra modules in CMake on Win10

Getting negative value of pixel openCV Java

calibrate stereo system without calling cv::stereoCalibrate

draw a BoundingBox around an object that detection by Harris corners

How to add a new member function to the existing LDA class and recompile it?

the link of "Property Identifiers" on getting started with videos is not available.Can someone out there help me with other link.

"premature end of data segment"

Mask in Grabcut algorithm Opencv

Incorrect outcome of using Chain Approx None [closed]

How to make opencv support custom codes for videos for reading

How to create a mask where from another Mat color condition

Mat parameters explained [closed]

haarCascade trainning - Cuda?

"illegal memory access" when calling cv::cuda::ORB::detectAndComputeAsync() from multiple threads

Using opencv contrib in Java IntelliJ

OpenCV filter that allows filter taking two images as Base

Retrieve yaw, pitch, roll from rvec

Best approach between Template Matching and Image Recognition [closed]

Read a named pipe in opencv

Unsupported format or combination of formats

ippicv_2017u2_win_ia32_20170418 not downloading

Haar Cascade classifier vs CNN

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