extern "C" {
 JNIEXPORT void Java_com_example_superpoweredsample_MainActivity_SuperpoweredExample(JNIEnv *javaEnvironment,
                                                                         jobject __unused obj,
                                                                         jint samplerate,
                                                                         jint buffersize,
                                                                         jstring apkPath,
                                                                         jint fileOffset,
                                                                         jint fileLength) {

        const char *path = javaEnvironment->GetStringUTFChars(apkPath, JNI_FALSE);
        example = new SuperpoweredExample((unsigned int) samplerate, (unsigned int) buffersize, path,
                                          fileOffset, fileLength);
        javaEnvironment->ReleaseStringUTFChars(apkPath, path);
    }

    JNIEXPORT void Java_com_example_superpoweredsample_MainActivity_onPlayPause(JNIEnv *__unused javaEnvironment, jobject __unused obj, jboolean play) {
        example->onPlayPause(play);
    }

    JNIEXPORT void Java_com_example_superpoweredsample_MainActivity_onPitchChanged(JNIEnv *__unused javaEnvironment, jobject __unused obj, jint pitchValue) {
        example->onPitchChanged(pitchValue);
    }
    JNIEXPORT void Java_com_example_superpoweredsample_MainActivity_onTempoSelected(JNIEnv *__unused javaEnvironment, jobject __unused obj, jint timeStretchValue) {
        example->onTempoSelected(timeStretchValue);
    }

    JNIEXPORT void Java_com_example_superpoweredsample_MainActivity_seekTo(JNIEnv *__unused javaEnvironment, jobject __unused obj, jdouble position) {
        example->seekTo(position);
    }
}