Questions - OpenCV Q&A Forum

285

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no

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no

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2020-10-16 18:23:37 -0600 EmmanuelMess

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

android

2k

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no

answers

no

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2020-10-17 10:57:39 -0600 sturkmen

Convert Python Into Java / Kotlin using these operations

109

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no

answers

-1

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2020-10-17 08:53:13 -0600 hajerhr

How to set a duration time for a detected object ?

opencvpyhon

382

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no

answers

no

votes

2020-10-18 06:50:45 -0600 antithing

Find point correspondences without features or descriptors?

318

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no

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no

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2020-10-18 13:41:11 -0600 RedMarsBlueMoon

Does ORB SLAM2 perform worse on weaker compute?!

orbslam2

8k

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1

answer

no

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2020-10-19 06:05:25 -0600 comar

Error on loading ONNX model

1k

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no

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2020-10-19 07:30:38 -0600 kun

Confusion about opencv's distortion model w.r.t Brown–Conrady model

132

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no

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2020-10-19 08:01:11 -0600 palladin

FLANN matcher not work properly

flann

165

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no

answers

-1

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2020-10-19 14:16:46 -0600 merco

How could detect technical drawing page?

352

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2020-10-19 15:57:54 -0600 ncolterx

How to include 'opencv-python' in Anaconda meta.yaml?

2k

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2

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no

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2020-10-22 23:07:56 -0600 supra56

Unable to detect circles with HOUGH_GRADIENT_ALT (OpenCV 4.4.0.44 Python)

houghcircle

738

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1

answer

no

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2020-10-22 04:51:21 -0600 Boris Brodski

Can't load freezed and optimized Tensorflow 2.3.0 ResNet like model

174

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no

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2020-10-20 07:56:23 -0600 palladin

Calculating the vector corresponding to the pixel in the image

distortion

283

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no

answers

-1

votes

2020-10-20 08:40:44 -0600 Alex Staff

Get error with connected layer in darknet model

515

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no

answers

no

votes

2020-10-20 14:42:02 -0600 Alex_Beginer

Take a screenshot of the screen using gpu.

CUDA

397

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no

answers

1

vote

2020-10-25 13:15:04 -0600 Boris Brodski

OpenCV predictions much worse compared to Tensorflow

489

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no

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no

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2020-10-23 00:36:49 -0600 ABalandra

Depth registration function in CUDA

434

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no

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-1

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2020-10-21 04:21:07 -0600 yujy9014

OpenCV Python program for Vehicle detection in a Video frame

mysqlopenv#python

629

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no

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no

votes

2020-10-21 06:11:58 -0600 mj1610

How to identify and measure square ceiling tiles

linedetection

644

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no

answers

no

votes

2020-10-21 06:32:50 -0600 sbofirov

Cannot reproduce same build

736

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no

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no

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2020-10-21 10:26:37 -0600 xz1990

onnx model shows slower inference when setting cuda as backend

803

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no

answers

1

vote

2020-10-22 04:18:15 -0600 supra56

push mat to rtmp stream

2k

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1

answer

1

vote

2020-10-23 09:56:05 -0600 st.matkov

Change blobFromImage dimensions order

c++
dnn

1k

views

1

answer

1

vote

2020-10-22 11:43:22 -0600 sturkmen

Clicking contours with mouse but only 1 contour can be found? [closed]

211

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no

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no

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2020-10-22 11:27:19 -0600 JT3D

boost serialization of opencv types

1k

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no

answers

-1

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2020-10-23 02:07:56 -0600 Tehseen

How to find the location of a point in an image in millimeters using camera matrix?

322

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no

answers

no

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2020-10-23 05:39:29 -0600 Mandi

assert failed

python

1k

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no

answers

2

votes

2020-10-26 20:23:26 -0600 warpstar22

Gstreamer Pipeline to NV12toBGR using GAPI

GAPI

832

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no

answers

no

votes

2020-10-24 12:05:38 -0600 Gerald.Rowe

Windows 10 FFMPEG wrapper build instruction/project

618

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no

answers

1

vote

2020-10-24 23:14:31 -0600 Yzich

Error when importing cv2 on Python 3.8

opencv

29,830 questions

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

Convert Python Into Java / Kotlin using these operations

How to set a duration time for a detected object ?

Find point correspondences without features or descriptors?

Does ORB SLAM2 perform worse on weaker compute?!

Error on loading ONNX model

Confusion about opencv's distortion model w.r.t Brown–Conrady model

FLANN matcher not work properly

How could detect technical drawing page?

How to include 'opencv-python' in Anaconda meta.yaml?

Unable to detect circles with HOUGH_GRADIENT_ALT (OpenCV 4.4.0.44 Python)

Can't load freezed and optimized Tensorflow 2.3.0 ResNet like model

Calculating the vector corresponding to the pixel in the image

Get error with connected layer in darknet model

Take a screenshot of the screen using gpu.

OpenCV predictions much worse compared to Tensorflow

Depth registration function in CUDA

OpenCV Python program for Vehicle detection in a Video frame

How to identify and measure square ceiling tiles

Cannot reproduce same build

onnx model shows slower inference when setting cuda as backend

push mat to rtmp stream

Change blobFromImage dimensions order

Clicking contours with mouse but only 1 contour can be found? [closed]

boost serialization of opencv types

How to find the location of a point in an image in millimeters using camera matrix?

assert failed

Gstreamer Pipeline to NV12toBGR using GAPI

Windows 10 FFMPEG wrapper build instruction/project

Error when importing cv2 on Python 3.8

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