Questions - OpenCV Q&A Forum

9k

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2

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no

votes

2019-01-15 05:11:28 -0600 kbarni

[Ubuntu 18.04] how add opencv built from source to QT applications

opencv4
qt5

1k

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no

answers

no

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2019-03-30 09:39:35 -0600 son

(-215:Assertion failed) inputs.size() == requiredOutputs in function 'getMemoryShapes'

108

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no

answers

no

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2019-04-14 06:24:03 -0600 berak

[Android package] FIXME in MatOfDMatch.java file & features number extracted

android

322

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no

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no

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2019-04-29 10:08:26 -0600 kermit

Why Opencv ORB image matching fail randomly for a specific image?

android#opencv#ORB

190

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no

answers

no

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2019-05-01 12:26:13 -0600 Ronilson Magalhães

Whats I need to do for integrate Color Moments and FLANN using OpenCV?

java
android

141

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no

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no

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2019-05-10 03:14:35 -0600 bow_one

Moments have reading of 0.0 in Android Q 10.0

718

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1

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no

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2019-05-11 14:37:55 -0600 Afflospark

Could I access android camera by c++ api(opencv4)?

279

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no

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2019-05-18 13:01:26 -0600 thadaBoy

How to fix 'only black frames receiving' in Android with OpenCV

551

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no

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no

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2019-07-10 10:34:51 -0600 eric_engineer

Building latest master for android but missing Java folder

build
java

393

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no

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no

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2019-08-26 19:09:21 -0600 AndreaF

How to detect number of elements in a section of a given board

844

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1

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no

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2019-09-11 18:50:21 -0600 AndreaF

Why previous version OpenCV sample freezes with a black screen after update form 3.4.3 to 4.1.1?

1k

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no

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no

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2019-09-18 05:38:29 -0600 ArthurAttout

undefined reference to 'cv::imwrite with Android SDK [closed]

imwrite
alpr

24k

views

6

answers

4

votes

2019-10-12 20:33:18 -0600 wade wang

How I use front camera with new OpenCV 2.4.3 for android? [closed]

2k

views

3

answers

1

vote

2019-10-30 12:35:30 -0600 MauroNRa

Generate custom opencv .so for Android [Windows 10] [Solved]

android

122

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no

answers

no

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2019-11-06 03:13:01 -0600 lolitsgab

Grabcut outputs only what was marked as GC_FGD

490

views

1

answer

no

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2020-02-04 14:41:44 -0600 zzxjl1

Fatal signal 11 (SIGSEGV), code 2 from knnMatch in OpenCV4Android 3.2

270

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no

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no

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2020-02-25 07:25:11 -0600 Jonaskri

Upgraded from 3.4.9 to 4.2.0 and can no longer see camera view [Android]

1k

views

1

answer

no

votes

2020-04-26 02:12:41 -0600 berak

Ubuntu下编译opencv4.3.0+opencv_contrib4.3.0 android sdk

451

views

1

answer

1

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2020-06-12 06:51:33 -0600 Miorii

259 questions

[Ubuntu 18.04] how add opencv built from source to QT applications

(-215:Assertion failed) inputs.size() == requiredOutputs in function 'getMemoryShapes'

[Android package] FIXME in MatOfDMatch.java file & features number extracted

Why Opencv ORB image matching fail randomly for a specific image?

Whats I need to do for integrate Color Moments and FLANN using OpenCV?

Moments have reading of 0.0 in Android Q 10.0

Could I access android camera by c++ api(opencv4)?

How to fix 'only black frames receiving' in Android with OpenCV

Building latest master for android but missing Java folder

How to detect number of elements in a section of a given board

Why previous version OpenCV sample freezes with a black screen after update form 3.4.3 to 4.1.1?

undefined reference to 'cv::imwrite with Android SDK [closed]

How I use front camera with new OpenCV 2.4.3 for android? [closed]

Generate custom opencv .so for Android [Windows 10] [Solved]

Grabcut outputs only what was marked as GC_FGD

Fatal signal 11 (SIGSEGV), code 2 from knnMatch in OpenCV4Android 3.2

Upgraded from 3.4.9 to 4.2.0 and can no longer see camera view [Android]

Ubuntu下编译opencv4.3.0+opencv_contrib4.3.0 android sdk

ORB model conversion from python to java

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