How to use

prepareContext

method

in

com.netflix.imfutility.audio.SoundfieldGroupHelper

@Override
public void prepareContext() {
  prepareChannelsByOrder();
  try {
    super.prepareContext();
    essenceLayoutValid = true;
  } catch (InvalidAudioChannelAssignmentException e) {
    logger.warn("Layout form Essence descriptors set in CPL cannot properly defined. {}", e.getLocalizedMessage());
    essenceLayoutValid = false;
  }
}