Questions - OpenCV Q&A Forum

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Oct 17 '0 sturkmen

Convert Python Into Java / Kotlin using these operations

305

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Oct 17 '0 EmmanuelMess

Build statically, missing cv::countNonZero(cv::_InputArray const&)

android

1k

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no

answers

-1

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Oct 16 '0 atulCoder

How to detect walls and paint it?

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Oct 16 '0 bomcv

RTSP: Extract time stamp for each frame and dump video

682

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Oct 16 '0 e1513377

cannot find lcublas when installing OpenCV with CUDA in Ubuntu 20?

CUDA

969

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no

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Oct 15 '0 maro

Pixel order for demosaicing

demosaicing

916

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Oct 14 '0 sturkmen

opencv-python how to remove these black pixels from number plate.

alpr
OCR

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Oct 13 '0 alecda

opencv world not in build folder

CUDA

255

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no

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Oct 13 '0 yafoyyman

how to solve a instalation problem

pep
517

504

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Oct 13 '0 berak

findChessboardCorners and findCirclesGrid don't work on large image?

511

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Oct 12 '0 ChannelJuanNews

OpenCV Build JS Fails on MacOS

310

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no

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Oct 12 '0 KyloEntro

Track black object with optical flow

357

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no

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Oct 12 '0 sahiil

Calculate distance between keypoints in OpenPose?

3k

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1

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Oct 11 '0 jbhunt

Is there an ellipse detection algorithm that is robust to partially occluded objects?

327

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Oct 11 '0 opencv_new

Accuracy with SIFT + bag of words

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no

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Oct 10 '0 kunaltyagi

Compilation error while building from source

compilation-error

861

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no

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Oct 10 '0 Jeremy Intan

Building OpenCV without SSE2 and Neon

sse2
neon

2k

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no

answers

2

votes

Oct 9 '0 sturkmen

Drawing several circles in an additive way

511

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2

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Oct 9 '0 supra56

Calculating motion of Spacecraft/Camera

508

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Oct 8 '0 idan

solvePnP for camera pose - Am I missing a step?

535

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1

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Oct 13 '0 banderlog

What the difference between `CV_VERSION_STATUS` values?

openvino

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no

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Oct 8 '0 Steven.Dragoz

ORB Keypoints Minimum distance?

207

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no

answers

1

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Oct 8 '0 supra56

Can you read this image by using imRead function?

334

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answers

no

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Oct 7 '0 alecda

Error from cv2.dnn.readNetFromTensorflow Lambda layer

readNetFromTensor

426

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answers

no

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Oct 7 '0 BullyWiiPlaza

Cannot convert image types using the C++ API

307

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no

answers

1

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Oct 7 '0 dvfreese

Thread-safety with GpuMat

113

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no

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Oct 7 '0 salasidis

Very Beginner question - need directional guidance

765

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no

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Oct 7 '0 v.suri

image.channels() not counting correctly for 2 channel tif images.

c++
opencv

129

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no

answers

1

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Oct 7 '0 Sloanc

Can I use Opencv to process output from a linear photodiode array array.

569

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no

answers

no

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Oct 6 '0 warpstar22

Identifying between left and right hand

hand-detection

12,357 questions

Convert Python Into Java / Kotlin using these operations

Build statically, missing cv::countNonZero(cv::_InputArray const&)

How to detect walls and paint it?

RTSP: Extract time stamp for each frame and dump video

cannot find lcublas when installing OpenCV with CUDA in Ubuntu 20?

Pixel order for demosaicing

opencv-python how to remove these black pixels from number plate.

opencv world not in build folder

how to solve a instalation problem

findChessboardCorners and findCirclesGrid don't work on large image?

OpenCV Build JS Fails on MacOS

Track black object with optical flow

Calculate distance between keypoints in OpenPose?

Is there an ellipse detection algorithm that is robust to partially occluded objects?

Accuracy with SIFT + bag of words

Compilation error while building from source

Building OpenCV without SSE2 and Neon

Drawing several circles in an additive way

Calculating motion of Spacecraft/Camera

solvePnP for camera pose - Am I missing a step?

What the difference between `CV_VERSION_STATUS` values?

ORB Keypoints Minimum distance?

Can you read this image by using imRead function?

Error from cv2.dnn.readNetFromTensorflow Lambda layer

Cannot convert image types using the C++ API

Thread-safety with GpuMat

Very Beginner question - need directional guidance

image.channels() not counting correctly for 2 channel tif images.

Can I use Opencv to process output from a linear photodiode array array.

Identifying between left and right hand

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