native-opencv-android-template | OpenCV 4.6.0 for Android | Android library
kandi X-RAY | native-opencv-android-template Summary
kandi X-RAY | native-opencv-android-template Summary
A tutorial for setting up OpenCV 4.6.0 (and other 4.x.y version) for Android in Android Studio with Native Development Kit (NDK) support for C++ development.
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QUESTION
I have written a tutorial for setting up OpenCV 4.1.0 for Android with NDK support. The tutorial is hosted on this Github repository. When trying to apply these instructions to Opencv 4.1.1 version, I get a black screen. What do I need to change to make it work for OpenCV 4.1.1?
...ANSWER
Answered 2019-Sep-09 at 09:20OpenCV 4.1.1 is permissions-aware. In MainActivity.kt, you need
QUESTION
Project is a realtime image processer same as my Project but it uses two values wich are input and output(i remember that these projects are using frame for processing like that). I changed its native-lib.cpp file this
...ANSWER
Answered 2019-Sep-09 at 09:04Here you made some changes to the definition of the C++ method Java_com_example_nativeopencvandroidtemplate_MainActivity_adaptiveThresholdFromJNI, you will therefore have to reflect these changes on the Kotlin side, as this method is called from your MainActivity.kt using JNI. Here is the code you'll have to adapt in MainActivity.kt:
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