Questions - OpenCV Q&A Forum

383

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1

answer

1

vote

2014-02-06 05:10:15 -0600 Wolf

cv::gpu::blur returns zero Mat when Mat is processed in place

gpu
CPUvGPU

1k

views

1

answer

no

votes

2014-02-06 05:03:04 -0600 berak

error C3861: 'cv2DRotationMatrix': identifier not found / error C3861: 'cvWarpAffine': identifier not found

c++
c-api

90

views

no

answers

no

votes

2014-02-06 03:04:08 -0600 greatxam

opencv_traincascade to js

5k

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1

answer

no

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2014-02-06 02:14:12 -0600 Siegfried

fatal error C1083: Cannot open include file: 'opencv/cvaux.h': No such file or directory

C
opencv

14k

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1

answer

2

votes

2014-02-06 02:11:12 -0600 Viatorus

How can you use K-Means clustering to posterize an image using c++?

169

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no

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no

votes

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

Console Application or Windows Form Application?

opencv
c++

507

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no

answers

no

votes

2014-02-05 22:38:06 -0600 MichaelArnau

Minimum number of pixels required to detect a pattern.

3k

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no

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no

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2014-02-05 14:22:31 -0600 matt venn

robustly finding a region in a photo using fiducial

854

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no

answers

no

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2014-02-05 14:21:39 -0600 jceceniceros

Train KNN classifier with several samples OpenCV Python

15k

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2

answers

2

votes

2014-02-05 14:19:21 -0600 Franco

How to combine two or more overlapping bounding boxes?

257

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no

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no

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2014-02-05 13:21:44 -0600 user1234

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

545

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1

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no

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2014-02-05 10:42:11 -0600 Abhishek Kumar Annamraju

Segmentation fault on imread after upgrading to Ubuntu 13.10

6k

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1

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no

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2014-02-05 10:34:27 -0600 Abhishek Kumar Annamraju

OpenCV traincascade fails: Insufficient memory

1k

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no

answers

no

votes

2014-02-05 08:55:27 -0600 ARL

Use OpenCV in Android Studio for Linux Ubuntu

3k

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1

answer

3

votes

2014-02-05 08:26:43 -0600 kazeka

GPU accelerated cascade classifier training, is it in the pipeline? Anyone has tried this before?

634

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1

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no

votes

2014-02-05 07:57:31 -0600 StevenPuttemans

How to accelerate my camera control?

5k

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1

answer

no

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2014-02-05 07:45:03 -0600 keydon3

Qt+OpenCV file not recognized: File format not recognized

qt

224

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1

answer

no

votes

2014-02-05 07:42:42 -0600 StevenPuttemans

Continuing training from given stage

600

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no

answers

no

votes

2014-02-05 06:06:10 -0600 bel

android OCR using OpenCv Segmentation [closed]

#android#opencv

827

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no

answers

no

votes

2014-02-05 05:47:45 -0600 Pibben

What is the thread-safety status of FlannBasedMatcher and indices?

1k

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no

answers

no

votes

2014-02-05 05:39:22 -0600 ART

Unspecified error in persistence.cpp during trainingcascade

171

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1

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no

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2014-02-05 04:53:40 -0600 StevenPuttemans

No file gets created

#c++
#opencv

269

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no

answers

no

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2014-02-05 04:48:34 -0600 q072

imread return a Mat object with no methods

1k

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1

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no

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2014-02-05 04:47:48 -0600 StevenPuttemans

Don't capture frames of the camera???

814

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no

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1

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2014-02-05 04:28:44 -0600 StevenPuttemans

how to build opencv 2.4.8 with visual studio ultimate 2013?

2k

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2

answers

3

votes

2014-02-05 04:23:29 -0600 StevenPuttemans

Detecting color range from "avarage"

166

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1

answer

no

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2014-02-05 04:10:47 -0600 StevenPuttemans

how to map opencv with opencl on windows

17k

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1

answer

no

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2014-02-05 04:06:36 -0600 StevenPuttemans

i want to convert from rgb to lab

2k

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1

answer

1

vote

2014-02-05 03:26:38 -0600 StevenPuttemans

How to convert ROI in gray (monochrome) on android?

269

views

1

answer

no

votes

2014-02-05 03:15:19 -0600 StevenPuttemans

Opencv How to find the highest Intensity?

#opencv#c++

29,830 questions

cv::gpu::blur returns zero Mat when Mat is processed in place

error C3861: 'cv2DRotationMatrix': identifier not found / error C3861: 'cvWarpAffine': identifier not found

opencv_traincascade to js

fatal error C1083: Cannot open include file: 'opencv/cvaux.h': No such file or directory

How can you use K-Means clustering to posterize an image using c++?

Console Application or Windows Form Application?

Minimum number of pixels required to detect a pattern.

robustly finding a region in a photo using fiducial

Train KNN classifier with several samples OpenCV Python

How to combine two or more overlapping bounding boxes?

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

Segmentation fault on imread after upgrading to Ubuntu 13.10

OpenCV traincascade fails: Insufficient memory

Use OpenCV in Android Studio for Linux Ubuntu

GPU accelerated cascade classifier training, is it in the pipeline? Anyone has tried this before?

How to accelerate my camera control?

Qt+OpenCV file not recognized: File format not recognized

Continuing training from given stage

android OCR using OpenCv Segmentation [closed]

What is the thread-safety status of FlannBasedMatcher and indices?

Unspecified error in persistence.cpp during trainingcascade

No file gets created

imread return a Mat object with no methods

Don't capture frames of the camera???

how to build opencv 2.4.8 with visual studio ultimate 2013?

Detecting color range from "avarage"

how to map opencv with opencl on windows

i want to convert from rgb to lab

How to convert ROI in gray (monochrome) on android?

Opencv How to find the highest Intensity?

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