C++ (Cpp) snd_seq_continue_queue Examples

Example #1

File: midi_player.cpp Project: RoberNoTson/JV1080lib

void JVlibForm::on_System_PauseMidi_button_toggled(bool checked)
{
  unsigned int current_tick;
  if (checked) {
      stopPlayer();
      if (seqTimer->isActive()) {
            disconnect(JVlibForm::seqTimer, SIGNAL(timeout()), this, SLOT(tickDisplay()));
            seqTimer->stop();
      }
        snd_seq_get_queue_status(seq, queue, status);
	current_tick = snd_seq_queue_status_get_tick_time(status);
        snd_seq_stop_queue(seq,queue,NULL);
        snd_seq_drain_output(seq);
	stop_sound();
	disconnect_port();
        System_PauseMidi_button->setText("Resume");
  }
  else {
	connect_port();
        snd_seq_continue_queue(seq, queue, NULL);
        snd_seq_drain_output(seq);
        snd_seq_get_queue_status(seq, queue, status);
	current_tick = snd_seq_queue_status_get_tick_time(status);
        System_PauseMidi_button->setText("Pause");
        connect(JVlibForm::seqTimer, SIGNAL(timeout()), this, SLOT(tickDisplay()));
	startPlayer(current_tick);
        seqTimer->start(100);
  }
}   // end on_System_PauseMidi_button_toggled

Example #2

File: MidiQueue.cpp Project: dissabte/smidi

void MidiQueue::resume()
{
	snd_seq_continue_queue(_sequencer, _id, nullptr);
	int result = snd_seq_drain_output(_sequencer);
	if (result < 0)
	{
		std::cerr << "MidiQueue::resume error:" << snd_strerror(result) << std::endl;
	}
}