Index Android

I have a problem with putting my convexity defects on the frame. To calculate them, I modified c++ … Read more Opencv Java Convexity Defects (computer Vision)

I'm trying to build an example Android app based on Kivy and OpenCv: import kivy from kivy.uix.… Read more Kivy Opencv Android

I am using OpenCV 2.3.1 in Android. I need to crop the image into half. What I am doing is: Mat… Read more Cropping Image In Android Using Opencv

I'm trying to link my JNI Android application with OpenCV but I get these errors ./obj/local/ar… Read more Opencv Undefined References

I have some image files in the drawable folder. And now, I want to convert them into opencv Mat obj… Read more How To Get Mat With A Drawable Input In Android Using Opencv

I have been having some real problems hooking up the Android NDK to work within the Eclipse IDE. S… Read more Errors When Building C++ Files In Android Ndk Project Using Eclipse

Well there are many tutorials and post about this, but I am not getting exactly how to deal with li… Read more Running Opencl In Android

Project is a realtime image processer same as my Project but it uses two values wich are input and … Read more How Can I Change This Project To A Opencv Realtime Face Detection App?

I am using NDK to perform some opencv functions to see if using c++ will speed up the processing (I… Read more Undefined Reference To 'cv::cascadeclassifier::detectmultiscale', But Other Lib Linked Properly

I am building an Android App that includes image processing techniques. From the Runtime point of v… Read more Javacv Vs Opencv From Runtime Point Of View

I am developing OMR scanner android application using opencv library. I have detected my circles in… Read more How To Count Non-zero Pixels Inside A Contour Opencv

I am new to native android and have no idea about it , i am just in the initial stage of learning ,… Read more Native Android Tutorial Is Giving Error

Is it possible to grab the pixel data (e.g. as RGB byte array) from a running video within the ExoP… Read more Get Video Pixel Data From Exoplayer In Android

The OpenCV documentation states: dp: Inverse ratio of the accumulator resolution to the image reso… Read more In The Circle Hough Transform, What Is The Inverse Ratio Of Accumulator Resolution (dp) And How Does It Affect Circle Detection?

In my application I am reading .png images and doing some processing. The output with OpenCV 2.4.9 … Read more What Version Of Libpng Is Used In Different Versions Of Opencv?

Following the tutorial found on http://code.opencv.org/projects/opencv/wiki/Building_OpenCV4Android… Read more Building Opencv For Android From Trunk

I tried to use OpenCV with Android inside Qt, but I cannot successfully link it inside Qt, I get so… Read more Cannot Link Opencv Android Inside Qt

I have this C++ OpenCV code in my jni folder of android application hello-jni.cpp. I just want to f… Read more Invalid Arguments In Convexhull Android Ndk And Opencv

Similar to OpenCV 2.3: how to capture frames from Android camera? I'm trying to get OpenCV to r… Read more Android Opencv: Cannot Dlopen Camera Wrapper Library

I'm trying to build the OpenCV Android sample projects. I added the 'OpenCV Library - 2.4.8… Read more Could Not Build Opencv Android Sample Project