Questions - OpenCV Q&A Forum

360

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1

answer

no

votes

2016-01-18 19:08:38 -0600 phirestalker

copy row from one Mat to another (is it safe to pad descriptors with 0s)

2k

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no

answers

no

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2016-01-18 16:55:02 -0600 tastyminerals

Is there a Guo Hall thinning method in openCV 3.1.0?

Thinning

632

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1

answer

no

votes

2016-01-18 14:04:02 -0600 Tetragramm

cv::Tracker roi size

tracker

840

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1

answer

no

votes

2016-01-18 11:21:34 -0600 digtooni

Unpredictable behaviour from cv::HOGDescriptor::detectMultiScale, depending on input.

2k

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no

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no

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2016-01-18 10:57:25 -0600 rocksean30

Detect and extend white lines in an image.

263

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no

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no

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2016-01-18 10:08:15 -0600 BartBB2

Capturing and saving/manipulating a single frame from a camera.

627

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no

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no

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2016-01-18 10:01:16 -0600 Garenne92

Error when launch opencv_traincascade : _cascadeDirName or _bgfileName or _vecFileName is NULL

219

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no

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no

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2016-01-18 09:45:13 -0600 Shaikh Arif

Unable to run end_to_endrecognition.cpp written by lluiz gomez

449

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1

answer

1

vote

2016-01-18 05:35:05 -0600 Pedro Batista

How to follow a line while moving in (x,y) plane?

156

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no

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no

votes

2016-01-18 04:17:55 -0600 Vavo

Opencv Blur doesn't take padding BORDER_WRAP?

blur

5k

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1

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no

votes

2016-01-18 03:18:48 -0600 Gene

Install and run tesseract OCR in visual studio 2013 and opencv 3

525

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no

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no

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2016-01-17 22:20:03 -0600 fulwood

with opengl condition, compilation failedICH

2k

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no

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no

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2016-01-17 21:19:31 -0600 stuart_k_rogers

Cygwin/ARM cross-compile cmake not able to compile a simple test program

1k

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1

answer

no

votes

2016-01-17 20:50:05 -0600 hua_hua

compile error when using make: error: ‘struct AVFrame’ has no member named ‘format’ and so on

172

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1

answer

no

votes

2016-01-17 20:09:15 -0600 Tetragramm

How to define a function using image as the input argument

function

1k

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no

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no

votes

2016-01-17 12:51:49 -0600 Bilityuk

Convert Ptr<cv::face::FaceRecognizer> to Ptr<cv::face::BasicFaceRecognizer>

731

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1

answer

no

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2016-01-17 12:07:25 -0600 lyw8120

segmentation fault

243

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no

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no

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2016-01-17 10:39:14 -0600 lyw8120

Qt5 + opencv invalid pointer [closed]

243

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2

answers

1

vote

2016-01-17 10:00:38 -0600 StevenPuttemans

OpenCV Documentation material licensing

173

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no

answers

2

votes

2016-01-17 06:09:19 -0600 mbaros

Descriptor difference on the same keypoints

410

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1

answer

no

votes

2016-01-17 06:06:08 -0600 berak

model->get<Mat>

868

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no

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no

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2016-01-16 19:35:20 -0600 Tetragramm

Crash on loading Android OpenCV application

1k

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2

answers

1

vote

2016-01-16 18:37:47 -0600 Softwar

Distribute Opencv java project?

804

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1

answer

no

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2016-01-16 18:36:47 -0600 Softwar

Java program Opencv unsatisfiedlinkerror

438

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no

answers

no

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2016-01-16 18:33:01 -0600 procoding

Homograph Matrix Off in Image Stitching

1k

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1

answer

no

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2016-01-16 18:04:30 -0600 Tetragramm

How to get real world 2D coordinates of rectified pixels?

1k

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1

answer

no

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2016-01-16 10:58:43 -0600 Tetragramm

Detect chip orientation

10k

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no

answers

no

votes

2016-01-16 10:37:50 -0600 Sean87

Calculating mean value of pixels of many images

Mat
mean

194

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1

answer

no

votes

2016-01-15 20:56:10 -0600 Cabezon667

Evaluation of 2 frames after encoding/decoding

3k

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1

answer

no

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2016-01-15 20:34:04 -0600 tenkeason

29,830 questions

copy row from one Mat to another (is it safe to pad descriptors with 0s)

Is there a Guo Hall thinning method in openCV 3.1.0?

cv::Tracker roi size

Unpredictable behaviour from cv::HOGDescriptor::detectMultiScale, depending on input.

Detect and extend white lines in an image.

Capturing and saving/manipulating a single frame from a camera.

Error when launch opencv_traincascade : _cascadeDirName or _bgfileName or _vecFileName is NULL

Unable to run end_to_endrecognition.cpp written by lluiz gomez

How to follow a line while moving in (x,y) plane?

Opencv Blur doesn't take padding BORDER_WRAP?

Install and run tesseract OCR in visual studio 2013 and opencv 3

with opengl condition, compilation failedICH

Cygwin/ARM cross-compile cmake not able to compile a simple test program

compile error when using make: error: ‘struct AVFrame’ has no member named ‘format’ and so on

How to define a function using image as the input argument

Convert Ptr<cv::face::FaceRecognizer> to Ptr<cv::face::BasicFaceRecognizer>

segmentation fault

Qt5 + opencv invalid pointer [closed]

OpenCV Documentation material licensing

Descriptor difference on the same keypoints

model->get<Mat>

Crash on loading Android OpenCV application

Distribute Opencv java project?

Java program Opencv unsatisfiedlinkerror

Homograph Matrix Off in Image Stitching

How to get real world 2D coordinates of rectified pixels?

Detect chip orientation

Calculating mean value of pixels of many images

Evaluation of 2 frames after encoding/decoding

How to draw a rectangle contours only if largest than specific size

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