Questions - OpenCV Q&A Forum

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2016-01-09 08:20:17 -0600 Deekshith Shetty

Extracting text from an image OpenCV

c++
opencv

445

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2019-06-14 12:41:16 -0600 Jorge Andres Chamorro Martinez

Does dnn module support bidirectional LSTM?

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2017-04-12 05:03:32 -0600 Brent Convens

Rotation matrix to euler angles with opencv c++ correct value wrong place

337

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2019-02-22 20:20:14 -0600 karan_maverick

How to improve the CRF threshold for lane detection

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2018-06-04 07:20:17 -0600 mrcervello

openCV detect arc python

759

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2018-05-07 08:06:12 -0600 mupperco

Open video minimized.

181

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2017-05-10 16:31:21 -0600 thealse

Installation of OpenCV with Libraries from the Source Files

opencv#qt

150

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2013-07-07 03:40:42 -0600 shilfa

Image loading and display problem

#opencv

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2020-09-30 12:40:31 -0600 bluehawk91

How to Align two images?

image-alignment

740

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2017-06-19 08:00:56 -0600 Aadhi

I've a bitmap image which contain both transparent area and non-transparent area. I've to find out non-transparent co-ordinates and change its perspective in android.

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2015-12-16 12:38:56 -0600 Terry

Eigen, OpenEXR, OpenNI on Linux

openni

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2020-05-29 04:52:13 -0600 Bavokn

Cannot run yolov3 on GPU with Cuda 10.2 in docker container

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2014-01-31 00:59:51 -0600 Ron6259

OpenCV 2.4.7.1 VideoWriter class not working in Java

125

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answers

1

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2015-05-13 10:16:07 -0600 tingnewbie

how does "findcontours" store contours?

findContours

504

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answers

1

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2015-08-13 03:55:19 -0600 NickDepal

Tracking features over time with BRISK

171

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2014-08-12 07:37:21 -0600 tuco

how use attributes in xml with FileStorage

#2.4.6

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2019-03-12 11:10:53 -0600 orbiter1

stretch dynamic range keeping original ratios of the color channels

158

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answers

1

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2015-03-10 08:54:03 -0600 Poyan

Java bindings missing a lot of stuff?

java
opencv

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2015-07-21 11:50:34 -0600 maystroh10

Decompose 3D affine matrix

affine3d

261

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answers

-1

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2017-04-20 05:40:37 -0600 DEHANDPI

GpuMat produces error

515

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2018-03-09 13:41:24 -0600 jalal_ba

Error building opencv3.4.1 windows10 and cmake3.11

236

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-1

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2017-05-27 07:59:34 -0600 myCode

How to show Text if no face is detected with OpenCV?

java
opencv

172

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2014-08-28 08:42:45 -0600 hipx

Background subtraction resource leak

872

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2020-04-17 09:31:13 -0600 David Casillas Rivero

Convert OpenCV.js to a Wasm module to pass to web worker

OpenCV.js

496

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2013-11-13 08:03:19 -0600 Cao Minh Vũ

Macport (Maverick) + opencv (2.4.7) + cuda (5.5)

156

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2015-12-22 22:59:02 -0600 Ayesha Siddique

origin pixel

origin_pixel

618

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answers

-1

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2017-09-19 06:27:21 -0600 gunas.idesign

OpenCV 3.3.0 predict mismatches with all

3k

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2016-03-05 05:03:55 -0600 menneske

Camera projection matrix from fundamental

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2018-02-08 11:13:17 -0600 paathurnaxe

Extracting feature vector from OpenCV's LBP implementation

java
python

380

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no

answers

no

votes

2017-09-08 16:36:24 -0600 svolvo

Getting errors using installOCV.sh script

install

12,357 questions

Extracting text from an image OpenCV

Does dnn module support bidirectional LSTM?

Rotation matrix to euler angles with opencv c++ correct value wrong place

How to improve the CRF threshold for lane detection

openCV detect arc python

Open video minimized.

Installation of OpenCV with Libraries from the Source Files

Image loading and display problem

How to Align two images?

I've a bitmap image which contain both transparent area and non-transparent area. I've to find out non-transparent co-ordinates and change its perspective in android.

Eigen, OpenEXR, OpenNI on Linux

Cannot run yolov3 on GPU with Cuda 10.2 in docker container

OpenCV 2.4.7.1 VideoWriter class not working in Java

how does "findcontours" store contours?

Tracking features over time with BRISK

how use attributes in xml with FileStorage

stretch dynamic range keeping original ratios of the color channels

Java bindings missing a lot of stuff?

Decompose 3D affine matrix

GpuMat produces error

Error building opencv3.4.1 windows10 and cmake3.11

How to show Text if no face is detected with OpenCV?

Background subtraction resource leak

Convert OpenCV.js to a Wasm module to pass to web worker

Macport (Maverick) + opencv (2.4.7) + cuda (5.5)

origin pixel

OpenCV 3.3.0 predict mismatches with all

Camera projection matrix from fundamental

Extracting feature vector from OpenCV's LBP implementation

Getting errors using installOCV.sh script

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