void
ags_synth_input_line_oscillator_control_changed_callback(AgsOscillator *oscillator,
							 AgsSynthInputLine *synth_input_line)
{
  AgsSynth *synth;

  synth = (AgsSynth *) gtk_widget_get_ancestor((GtkWidget *) synth_input_line,
					       AGS_TYPE_SYNTH);

  if((AGS_SYNTH_AUTO_UPDATE & (synth->flags)) != 0){
    ags_synth_update(synth);
  }
}
void
ags_synth_update_callback(GtkButton *button, AgsSynth *synth)
{
  ags_synth_update(synth);
}