Questions - OpenCV Q&A Forum

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2014-06-17 23:25:55 -0600 aid_daniel

I can't find some native methods such as cvtColor_0 for java api

#cvCvtColor_0

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2019-11-04 17:10:29 -0600 babak12345

Field to load .pb file

108

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-1

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2015-10-05 07:55:30 -0600 deepak2293

Which algorithm is best

opencv

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2020-06-02 16:28:05 -0600 eric_engineer

SystemError: new style getargs format but argument is not a tuple

stereo-calibration

304

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2020-10-04 14:42:35 -0600 supra56

Webcam generated image distorted and python stop working

339

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2013-07-11 00:47:28 -0600 crazyfffan

How to get some meaningful debug when training a Neural Network.

machinelearning

83

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2016-01-12 03:58:32 -0600 Corto

Pause the classification

232

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2019-06-04 07:40:45 -0600 Kafan

Should I use focal length from camera matrix or new camera matrix for depth estimation?

180

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2019-06-12 04:02:48 -0600 Kitnos

Image classification in video stream with contours

717

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2016-03-31 23:57:42 -0600 Blaze

can't get trackbar working, getting : "Type invalid conversion from 'void ()(int)' to 'cv::TrackbarCallback {aka void ()(int, void*)}' [-fpermissive]"

624

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2016-01-22 10:17:35 -0600 nyd

Why there is a hardcoded maximum numbers of descriptors that can be matched with BFmatcher?

430

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2017-10-25 09:18:24 -0600 kopacabana73

OpenCV SolvePnP strange values

691

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1

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2020-01-17 19:58:36 -0600 Martian

CMake: Difference between OpenCL_LIBRARY vs OPENCL_LIBRARY

451

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2020-09-22 10:26:47 -0600 ConnorM

Poor Rectification Results After Good(?) Intrinsic/Extrinsic Parameter Estimation

1k

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-1

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2017-04-22 11:06:18 -0600 SUPPER ANT

Bubble sheet multiple choice scan

opncv4android

4k

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answers

1

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2018-02-01 04:18:31 -0600 MinxiangLiu

cv::dnn::readNetFromTensorflow errors loading by myself trained model

184

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2015-04-23 03:20:10 -0600 pulp_fiction

Haar training for Object Detection : Train in a powerful system

125

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1

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2016-03-07 15:42:32 -0600 FernandoUnix

how draw this rectangle

4k

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1

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2017-04-27 14:45:15 -0600 mattyfog

OpenCL: is it actually enabled?

opencl

730

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2019-02-04 15:33:08 -0600 shelkesagar29

Difference in prediction for TensorFlow and OpenCV DNN (Inception V1))

782

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2015-02-11 19:08:50 -0600 Pike

How can I get luminance from dslr?

luminance

372

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2015-03-06 13:57:46 -0600 begueradj

What is the order of YUV colors in OpenCV ?

Color
YUV

188

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2017-12-28 11:43:38 -0600 ambham

Examples for Android Studio

androidStudio

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2014-05-30 11:11:57 -0600 Tariq

program cashing in "Gpu API call line (unknown error) at line 1415"

350

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2017-07-01 05:02:04 -0600 vishal yadav

Hi, i am trying to extract text from image but after compiling its showing an error.

deleted

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2014-04-15 13:48:09 -0600 user21011993

Car detection on android

796

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2013-08-01 02:21:05 -0600 StevenPuttemans

How to run Opencv on ARM board with Windows Embedded CE6 (WinCE6.0)

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2015-06-20 21:36:24 -0600 yvshashoua

How do I save and upload a random forest once I have trained it?

randomforest

350

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2016-09-08 05:28:37 -0600 Asif Moin Qureshi

How to implement Gabor Filter on image captured bye Camera in Android?

86

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2015-04-30 01:30:48 -0600 Anubhav

How to Use and Compile Opencv 3.0 Beta?

Buildopencv3.0beta

12,357 questions

I can't find some native methods such as cvtColor_0 for java api

Field to load .pb file

Which algorithm is best

SystemError: new style getargs format but argument is not a tuple

Webcam generated image distorted and python stop working

How to get some meaningful debug when training a Neural Network.

Pause the classification

Should I use focal length from camera matrix or new camera matrix for depth estimation?

Image classification in video stream with contours

can't get trackbar working, getting : "Type invalid conversion from 'void ()(int)' to 'cv::TrackbarCallback {aka void ()(int, void*)}' [-fpermissive]"

Why there is a hardcoded maximum numbers of descriptors that can be matched with BFmatcher?

OpenCV SolvePnP strange values

CMake: Difference between OpenCL_LIBRARY vs OPENCL_LIBRARY

Poor Rectification Results After Good(?) Intrinsic/Extrinsic Parameter Estimation

Bubble sheet multiple choice scan

cv::dnn::readNetFromTensorflow errors loading by myself trained model

Haar training for Object Detection : Train in a powerful system

how draw this rectangle

OpenCL: is it actually enabled?

Difference in prediction for TensorFlow and OpenCV DNN (Inception V1))

How can I get luminance from dslr?

What is the order of YUV colors in OpenCV ?

Examples for Android Studio

program cashing in "Gpu API call line (unknown error) at line 1415"

Hi, i am trying to extract text from image but after compiling its showing an error.

Car detection on android

How to run Opencv on ARM board with Windows Embedded CE6 (WinCE6.0)

How do I save and upload a random forest once I have trained it?

How to implement Gabor Filter on image captured bye Camera in Android?

How to Use and Compile Opencv 3.0 Beta?

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