Function getVolume

native-audio/app/src/main/cpp/native-audio-jni.cpp:550–557

// expose the volume APIs to Java for one of the 3 players

static SLVolumeItf getVolume() {
  if (uriPlayerVolume != NULL)
    return uriPlayerVolume;
  else if (fdPlayerVolume != NULL)
    return fdPlayerVolume;
  else
    return bqPlayerVolume;
}

void SetVolumeUriAudioPlayer(JNIEnv*, jclass, jint millibel) {
  SLresult result;