jason9075
/ NativeLib.java
Created
June 12, 2022 09:59
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| public class NativeLib { | |
| static { | |
| System.loadLibrary("myopencv"); | |
| } | |
| public native String stringFromJNI(); | |
| public native void toGrey(Bitmap bitmapIn, Bitmap bitmapOut); | |
| } |
jason9075
/ myopencv.cpp
Created
June 12, 2022 05:09
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| extern "C" JNIEXPORT void JNICALL | |
| Java_com_jason9075_myopencv_NativeLib_toGrey( | |
| JNIEnv *env, | |
| jobject, | |
| jobject bitmapIn, | |
| jobject bitmapOut) { | |
| Mat src, greyOut; | |
| bitmapToMat(env, bitmapIn, src, false); | |
| cvtColor(src, greyOut, CV_BGR2GRAY); | |
| matToBitmap(env, greyOut, bitmapOut, false); |
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| cmake_minimum_required(VERSION 3.18.1) | |
| set(OpenCV_DIR "/home/jason9075/Documents/OpenCV-android-sdk/sdk/native/jni") | |
| find_package(OpenCV REQUIRED) | |
| project("myopencv") | |
| add_library(myopencv | |
| SHARED |
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