LoopbackApp/app/build.gradle

/**
 * The default build is with CMake Plugin.
 * If Android.mk build system is required, src/main/cpp/Android.mk is
 * a workable, just add hooks to this file to replace cmake at the "cmake"
 * location.
 */

apply plugin: 'com.android.application'

android {
        compileSdkVersion 28

        defaultConfig {
            applicationId 'org.drrickorang.loopback'
            minSdkVersion 14
            targetSdkVersion  26
            externalNativeBuild.cmake {
                arguments "-DANDROID_STL=c++_static"
            }
        }

	externalNativeBuild {
	    cmake {
	        path 'src/main/cpp/CMakeLists.txt'
	    }
	}

        buildTypes {
            release {
                minifyEnabled false
                proguardFiles.add file('proguard.cfg')
            }
    }
}

dependencies {
    implementation 'androidx.appcompat:appcompat:1.0.0-rc02'
}