Method GetNativeAudioBufferSize

teapots/common/ndk_helper/JNIHelper.cpp:467–480

* Audio helpers */

 * Audio helpers
 */
int32_t JNIHelper::GetNativeAudioBufferSize() {
  if (activity_ == NULL) {
    LOGI(
        "JNIHelper has not been initialized. Call init() to initialize the "
        "helper");
    return 0;
  }

  JNIEnv* env = AttachCurrentThread();
  jmethodID mid = env->GetMethodID(jni_helper_java_class_,
                                   "getNativeAudioBufferSize", "()I");
  int32_t i = env->CallIntMethod(jni_helper_java_ref_, mid);
  return i;
}

int32_t JNIHelper::GetNativeAudioSampleRate() {
  if (activity_ == NULL) {