Method recordingThreadLoop

src/android/openslesSource.cpp:432–477

}

void cOpenslesSource::recordingThreadLoop()
{
  //int16_t * inbuffer = (int16_t *)calloc(1, sizeof(int16_t) * audioBuffersize_);
  smileMutexLock(threadMutex_);
  threadActive_ = true;
  int threadActive = threadActive_;
  smileMutexUnlock(threadMutex_);
  SMILE_IMSG(3, "OpenSLES audio recording thread initialized");
  if (audioDevice_ == NULL) {
    SMILE_IERR(2, "No openSLES audio device opened, terminating openSLES audio recording thread.");
    //free(inbuffer);
    return;
  }
  if (openSLstartRecording(audioDevice_) != SL_RESULT_SUCCESS) {
    SMILE_IERR(1, "Failed to start recording, terminating openSLES audio recording thread.");
    //free(inbuffer);
    return;
  }
  sWaveParameters pcmParam;
  pcmParam.nBits = nBits_;
  pcmParam.nBPS = nBPS_;
  pcmParam.nChan = nChannels_;
  // NOTE: we open device before tick-loop to know whether the settings are supported
  // However we need to check what happens to audio that is recorded while configuration is still going
  // buffers discarded?
  // TERMINATING:
  //   1. set threadActive_ = 0 to terminate the thread (while having mutex threadMutex locked, but unlock after)
  //   2. notify the audioDevice_->recorderCondition_ to unlock the recorder thread waiting for new audio
  //   3.
  while (threadActive) {
    android_AudioIn2(audioDevice_, &pcmParam);
    //SMILE_IMSG(4, "read nSamples = %i in thread.", nSamples);
    // update the thread active status
    smileMutexLock(threadMutex_);
    threadActive = threadActive_;
    smileMutexUnlock(threadMutex_);
  }
  SMILE_IMSG(3, "OpenSLES thread was signaled to end.");
  openSLstopRecording(audioDevice_);
  SMILE_IMSG(4, "Recording stopped.");
  //free(inbuffer);
  smileMutexLock(threadMutex_);
  threadActive_ = false;
  threadStarted_ = false;
  smileMutexUnlock(threadMutex_);
}