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2020-02-11 08:28:07 -0500 answered a question Android how to remove unnecessary modules?

Remove module from settings.gradle file or manually delete module which you do not add them in your repository.

2020-01-06 08:39:38 -0500 commented answer Not able to see camera/ onCameraFrame is not called in signed APK/bundle Android

can you please put the mOpenCvCameraViewBase?.enableView() before initializeOpenCVDependencies() and than run the code

2020-01-06 08:36:27 -0500 commented answer Not able to see camera/ onCameraFrame is not called in signed APK/bundle Android

also mOpenCvCameraViewBase.disableView(); in onPause() and onDestory()

2020-01-06 08:34:27 -0500 commented answer Not able to see camera/ onCameraFrame is not called in signed APK/bundle Android

add mOpenCvCameraViewBase.enableView(); in your BaseLoaderCallback

2020-01-06 08:33:56 -0500 commented answer Not able to see camera/ onCameraFrame is not called in signed APK/bundle Android

add mOpenCvCameraView.enableView(); in your BaseLoaderCallback

2020-01-06 08:30:51 -0500 commented answer Not able to see camera/ onCameraFrame is not called in signed APK/bundle Android

can you put the BaseLoaderCallback method code here?

2020-01-06 08:28:16 -0500 edited answer Not able to see camera/ onCameraFrame is not called in signed APK/bundle Android

try this :- public void onCameraViewStarted(int width, int height) { mRgba = new Mat(); mGray = new M

2020-01-06 08:27:31 -0500 commented question Not able to see camera/ onCameraFrame is not called in signed APK/bundle Android

yes you are right but i have also use onCameraFrame() and it's working fine in both debug and signed

2020-01-06 08:25:47 -0500 answered a question Not able to see camera/ onCameraFrame is not called in signed APK/bundle Android

try this :- public void onCameraViewStarted(int width, int height) { mRgba = new Mat(); }

2020-01-06 08:20:27 -0500 commented question [Android] Draw square border and get color of square

explain in detail

2020-01-06 08:18:32 -0500 commented question Not able to see camera/ onCameraFrame is not called in signed APK/bundle Android

i think you doing something wrong in your code because i think oncameraFrame() return same result in debug or signed apk

2020-01-06 08:17:30 -0500 commented question Not able to see camera/ onCameraFrame is not called in signed APK/bundle Android

i think you doing something wrong in your code because i think oncameraFrame() return same result in debug or signed apk

2020-01-06 08:14:20 -0500 commented question Not able to see camera/ onCameraFrame is not called in signed APK/bundle Android

can you please post your code?

2019-12-23 00:43:40 -0500 asked a question OpenCV (android) : convert colored image to black and white

OpenCV (android) : convert colored image to black and white I am trying to convert colored image to black & white us

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2019-12-13 03:25:38 -0500 edited answer How to display Android camera preview[SOLVED]

Following code is working perfectly for camerapreview. Layout for camera preview <?xml version="1.0" encoding="utf-

2019-12-13 03:25:18 -0500 edited answer How to display Android camera preview[SOLVED]

Following code is working perfectly for camerapreview. Layout for camera preview <?xml version="1.0" encoding="utf-

2019-12-13 00:41:42 -0500 edited answer How to display Android camera preview[SOLVED]

Following code is working perfectly for camerapreview. Layout for camera preview <?xml version="1.0" encoding="utf-

2019-12-13 00:40:00 -0500 answered a question How to display Android camera preview[SOLVED]

Following code is working perfectly for camerapreview. Layout for camera preview <?xml version="1.0" encoding="utf-

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2019-12-10 08:40:15 -0500 commented answer Detect all Countour not an only Rectangle

above snippet of code drawcontour and detect all contour.

2019-12-10 08:37:50 -0500 commented answer OpenCV getPerspectiveTransform and warpPerspective

it's deprecated docs

2019-12-10 08:35:03 -0500 commented question python liveliness detection

liveliness detection use eye blink detection or eye gaze detection.

2019-12-10 08:29:44 -0500 commented question hi brothers

which os ?

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2019-12-06 07:29:27 -0500 asked a question OpenCV getPerspectiveTransform and warpPerspective

OpenCV getPerspectiveTransform and warpPerspective what is the difference between getPerspectiveTransform and warpPerspe

2019-12-04 08:15:23 -0500 marked best answer OpenCV (android) : How to get image metadata

i am new in OpenCV. i am working on image processing so i get the images metadata using OpenCV. please guide me.

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2019-11-29 01:00:50 -0500 commented answer Importing OpenCV 4.X android SDK module into Android Studio

see above steps shows that i have successfully add opencv dependency in my app

2019-11-29 01:00:06 -0500 edited answer Importing OpenCV 4.X android SDK module into Android Studio

First of all you must import your opencv library as a module and than try to add dependency in your app. file -> ne

2019-11-29 00:54:57 -0500 edited answer Importing OpenCV 4.X android SDK module into Android Studio

First of all you must import your opencv library as a module and than try to add dependency in your app. file -> ne

2019-11-29 00:45:12 -0500 commented answer Importing OpenCV 4.X android SDK module into Android Studio

another thing is that java package does not contain any buid.gradle file i mean java is not gradle build system so that'

2019-11-29 00:29:51 -0500 commented answer Importing OpenCV 4.X android SDK module into Android Studio

Try above path as your module and than add dependency to your app

2019-11-29 00:24:03 -0500 edited answer Importing OpenCV 4.X android SDK module into Android Studio

(http://)First of all you must import your opencv library as a module and than try to add dependency in your app. file

2019-11-29 00:23:39 -0500 edited answer Importing OpenCV 4.X android SDK module into Android Studio

(http://)First of all you must import your opencv library as a module and than try to add dependency in your app. file

2019-11-28 08:50:34 -0500 answered a question Importing OpenCV 4.X android SDK module into Android Studio

First of all you must import your opencv library as a module and than try to add dependency in your app. file -> ne

2019-11-25 08:14:23 -0500 commented question How to remove the background image

use grabcut to remove background image. it will work. read the grabcut documentation you will get the solution Imgproc

2019-11-23 02:07:48 -0500 edited question Remove background from canny image in android opencv

Remove background from canny image in android opencv Hello, i want remove background from captured image. As of now i a

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2019-11-23 02:07:12 -0500 edited answer Android Studio how integrate NDK with Opencv

In your CMakeLists.txt add this https://www.pastiebin.com/5cf897647a939 and your build.gradle file must add following li

2019-11-23 02:06:29 -0500 edited answer Detect all Countour not an only Rectangle

Please visit the following link : I have snippet of code which can help you to find the largest contour area of rectan

2019-11-23 02:05:43 -0500 edited answer Canny Edge Detector doesn't return filtered image

please use following code it will work perfect for me : public Mat onCameraFrame(CameraBridgeViewBase.CvCameraViewF

2019-11-08 22:46:39 -0500 edited question speeding up camera preview in android opencv using CameraBridgeViewBase class and JavaCameraView?

speeding up camera preview in android opencv using CameraBridgeViewBase class and JavaCameraView? I am working with andr

2019-11-08 22:45:52 -0500 edited question How to detect and crop rectangle and apply transformation from an image?

How to detect and crop rectangle and apply transformation from an image? Hello all, I am developing an application for

2019-11-08 22:44:40 -0500 edited question OpenCV (java) : autocapture image in onCameraFrame()

OpenCV (java) : autocapture image in onCameraFrame() I am working on OpenCV CameraBridgeViewBase in android. so when i w

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2019-09-30 08:04:08 -0500 asked a question OpenCV sample program run without OpenCV manager

OpenCV sample program run without OpenCV manager I am run object detection sample program in my android device but it ca

2019-09-30 08:01:40 -0500 asked a question OpenCV sample program run without OpenCV manager

OpenCV sample program run without OpenCV manager I am run object detection sample program in my android device but it ca

2019-09-30 07:48:59 -0500 asked a question eye blink detection in python

eye blink detection in python I am developing model for eye blink detection using facial feature. so how can i do? pleas