/**
  * @see JsonSerializable::jsonSerialize()
  * Since the JsonSerializable interface is not available in
  * PHP < 5.4 this class does not 'implement' it but only provides
  * the method of this interface
  */
 public function jsonSerialize()
 {
     $itemData = parent::jsonSerialize();
     $itemData['imageFilename'] = $this->imageFilename;
     $itemData['imageText'] = $this->imageText;
     return $itemData;
 }
 /**
  * @see JsonSerializable::jsonSerialize()
  * Since the JsonSerializable interface is not available in
  * PHP < 5.4 this class does not 'implement' it but only provides
  * the method of this interface
  */
 public function jsonSerialize()
 {
     $itemData = parent::jsonSerialize();
     $itemData['movieFilename'] = $this->movieFilename;
     return $itemData;
 }